Merge git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc

* git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (78 commits)
  [PATCH] powerpc: Add FSL SEC node to documentation
  [PATCH] macintosh: tidy-up driver_register() return values
  [PATCH] powerpc: tidy-up of_register_driver()/driver_register() return values
  [PATCH] powerpc: via-pmu warning fix
  [PATCH] macintosh: cleanup the use of i2c headers
  [PATCH] powerpc: dont allow old RTC to be selected
  [PATCH] powerpc: make powerbook_sleep_grackle static
  [PATCH] powerpc: Fix warning in add_memory
  [PATCH] powerpc: update mailing list addresses
  [PATCH] powerpc: Remove calculation of io hole
  [PATCH] powerpc: iseries: Add bootargs to /chosen
  [PATCH] powerpc: iseries: Add /system-id, /model and /compatible
  [PATCH] powerpc: Add strne2a() to convert a string from EBCDIC to ASCII
  [PATCH] powerpc: iseries: Make more stuff static in platforms/iseries/mf.c
  [PATCH] powerpc: iseries: Remove pointless iSeries_(restart|power_off|halt)
  [PATCH] powerpc: iseries: mf related cleanups
  [PATCH] powerpc: Replace platform_is_lpar() with a firmware feature
  [PATCH] powerpc: trivial: Cleanup whitespace in cputable.h
  [PATCH] powerpc: Remove unused iommu_off logic from pSeries_init_early()
  [PATCH] powerpc: Unconfuse htab_bolt_mapping() callers
  ...

Documentation/powerpc/booting-without-of.txt

@@ -1365,6 +1365,78 @@ platforms are moved over to use the flattened-device-tree model.
 	};
 
 
+   g) Freescale SOC SEC Security Engines
+
+   Required properties:
+
+    - device_type : Should be "crypto"
+    - model : Model of the device.  Should be "SEC1" or "SEC2"
+    - compatible : Should be "talitos"
+    - reg : Offset and length of the register set for the device
+    - interrupts : <a b> where a is the interrupt number and b is a
+      field that represents an encoding of the sense and level
+      information for the interrupt.  This should be encoded based on
+      the information in section 2) depending on the type of interrupt
+      controller you have.
+    - interrupt-parent : the phandle for the interrupt controller that
+      services interrupts for this device.
+    - num-channels : An integer representing the number of channels
+      available.
+    - channel-fifo-len : An integer representing the number of
+      descriptor pointers each channel fetch fifo can hold.
+    - exec-units-mask : The bitmask representing what execution units
+      (EUs) are available. It's a single 32 bit cell. EU information
+      should be encoded following the SEC's Descriptor Header Dword
+      EU_SEL0 field documentation, i.e. as follows:
+
+        bit 0 = reserved - should be 0
+        bit 1 = set if SEC has the ARC4 EU (AFEU)
+        bit 2 = set if SEC has the DES/3DES EU (DEU)
+        bit 3 = set if SEC has the message digest EU (MDEU)
+        bit 4 = set if SEC has the random number generator EU (RNG)
+        bit 5 = set if SEC has the public key EU (PKEU)
+        bit 6 = set if SEC has the AES EU (AESU)
+        bit 7 = set if SEC has the Kasumi EU (KEU)
+
+      bits 8 through 31 are reserved for future SEC EUs.
+
+    - descriptor-types-mask : The bitmask representing what descriptors
+      are available. It's a single 32 bit cell. Descriptor type
+      information should be encoded following the SEC's Descriptor
+      Header Dword DESC_TYPE field documentation, i.e. as follows:
+
+        bit 0  = set if SEC supports the aesu_ctr_nonsnoop desc. type
+        bit 1  = set if SEC supports the ipsec_esp descriptor type
+        bit 2  = set if SEC supports the common_nonsnoop desc. type
+        bit 3  = set if SEC supports the 802.11i AES ccmp desc. type
+        bit 4  = set if SEC supports the hmac_snoop_no_afeu desc. type
+        bit 5  = set if SEC supports the srtp descriptor type
+        bit 6  = set if SEC supports the non_hmac_snoop_no_afeu desc.type
+        bit 7  = set if SEC supports the pkeu_assemble descriptor type
+        bit 8  = set if SEC supports the aesu_key_expand_output desc.type
+        bit 9  = set if SEC supports the pkeu_ptmul descriptor type
+        bit 10 = set if SEC supports the common_nonsnoop_afeu desc. type
+        bit 11 = set if SEC supports the pkeu_ptadd_dbl descriptor type
+
+      ..and so on and so forth.
+
+   Example:
+
+       /* MPC8548E */
+       crypto@30000 {
+               device_type = "crypto";
+               model = "SEC2";
+               compatible = "talitos";
+               reg = <30000 10000>;
+               interrupts = <1d 3>;
+               interrupt-parent = <40000>;
+               num-channels = <4>;
+               channel-fifo-len = <24>;
+               exec-units-mask = <000000fe>;
+               descriptor-types-mask = <073f1127>;
+       };
+
+
    More devices will be defined as this spec matures.
 
 

Documentation/powerpc/eeh-pci-error-recovery.txt

@@ -121,7 +121,7 @@ accomplished.
 
 EEH must be enabled in the PHB's very early during the boot process,
 and if a PCI slot is hot-plugged. The former is performed by
-eeh_init() in arch/ppc64/kernel/eeh.c, and the later by
+eeh_init() in arch/powerpc/platforms/pseries/eeh.c, and the later by
 drivers/pci/hotplug/pSeries_pci.c calling in to the eeh.c code.
 EEH must be enabled before a PCI scan of the device can proceed.
 Current Power5 hardware will not work unless EEH is enabled;
@@ -133,7 +133,7 @@ error.  Given an arbitrary address, the routine
 pci_get_device_by_addr() will find the pci device associated
 with that address (if any).
 
-The default include/asm-ppc64/io.h macros readb(), inb(), insb(),
+The default include/asm-powerpc/io.h macros readb(), inb(), insb(),
 etc. include a check to see if the i/o read returned all-0xff's.
 If so, these make a call to eeh_dn_check_failure(), which in turn
 asks the firmware if the all-ff's value is the sign of a true EEH
@@ -143,11 +143,12 @@ seen in /proc/ppc64/eeh (subject to change).  Normally, almost
 all of these occur during boot, when the PCI bus is scanned, where
 a large number of 0xff reads are part of the bus scan procedure.
 
-If a frozen slot is detected, code in arch/ppc64/kernel/eeh.c will
+If a frozen slot is detected, code in 
-print a stack trace to syslog (/var/log/messages).  This stack trace
+arch/powerpc/platforms/pseries/eeh.c will print a stack trace to 
-has proven to be very useful to device-driver authors for finding
+syslog (/var/log/messages).  This stack trace has proven to be very 
-out at what point the EEH error was detected, as the error itself
+useful to device-driver authors for finding out at what point the EEH 
-usually occurs slightly beforehand.
+error was detected, as the error itself usually occurs slightly 
+beforehand.
 
 Next, it uses the Linux kernel notifier chain/work queue mechanism to
 allow any interested parties to find out about the failure.  Device

Documentation/powerpc/hvcs.txt

@@ -558,9 +558,9 @@ partitions.
 
 The proper channel for reporting bugs is either through the Linux OS
 distribution company that provided your OS or by posting issues to the
-ppc64 development mailing list at:
+PowerPC development mailing list at:
 
-linuxppc64-dev@lists.linuxppc.org
+linuxppc-dev@ozlabs.org
 
 This request is to provide a documented and searchable public exchange
 of the problems and solutions surrounding this driver for the benefit of

MAINTAINERS

@@ -534,7 +534,7 @@ S:   Supported
 BROADBAND PROCESSOR ARCHITECTURE
 P:	Arnd Bergmann
 M:	arnd@arndb.de
-L:	linuxppc64-dev@ozlabs.org
+L:	linuxppc-dev@ozlabs.org
 W:	http://linuxppc64.org
 S:	Supported
 
@@ -1624,7 +1624,7 @@ P:	Anton Blanchard
 M:	anton@samba.org
 M:	anton@au.ibm.com
 W:	http://linuxppc64.org
-L:	linuxppc64-dev@ozlabs.org
+L:	linuxppc-dev@ozlabs.org
 S:	Supported
 
 LINUX SECURITY MODULE (LSM) FRAMEWORK

arch/powerpc/Kconfig

@@ -127,6 +127,12 @@ config PPC_83xx
 	select 83xx
 	select PPC_FPU
 
+config PPC_85xx
+	bool "Freescale 85xx"
+	select E500
+	select FSL_SOC
+	select 85xx
+
 config 40x
 	bool "AMCC 40x"
 
@@ -139,8 +145,6 @@ config 8xx
 config E200
 	bool "Freescale e200"
 
-config E500
-	bool "Freescale e500"
 endchoice
 
 config POWER4_ONLY
@@ -168,6 +172,13 @@ config 6xx
 config 83xx
 	bool
 
+# this is temp to handle compat with arch=ppc
+config 85xx
+	bool
+
+config E500
+	bool
+
 config PPC_FPU
 	bool
 	default y if PPC64
@@ -217,6 +228,7 @@ config ALTIVEC
 config SPE
 	bool "SPE Support"
 	depends on E200 || E500
+	default y
 	---help---
 	  This option enables kernel support for the Signal Processing
 	  Extensions (SPE) to the PowerPC processor. The kernel currently
@@ -238,6 +250,21 @@ config PPC_STD_MMU_32
 	def_bool y
 	depends on PPC_STD_MMU && PPC32
 
+config VIRT_CPU_ACCOUNTING
+	bool "Deterministic task and CPU time accounting"
+	depends on PPC64
+	default y
+	help
+	  Select this option to enable more accurate task and CPU time
+	  accounting.  This is done by reading a CPU counter on each
+	  kernel entry and exit and on transitions within the kernel
+	  between system, softirq and hardirq state, so there is a
+	  small performance impact.  This also enables accounting of
+	  stolen time on logically-partitioned systems running on
+	  IBM POWER5-based machines.
+
+	  If in doubt, say Y here.
+
 config SMP
 	depends on PPC_STD_MMU
 	bool "Symmetric multi-processing support"
@@ -734,13 +761,12 @@ config GENERIC_ISA_DMA
 
 config PPC_I8259
 	bool
-	default y if 85xx
 	default n
 
 config PPC_INDIRECT_PCI
 	bool
 	depends on PCI
-	default y if 40x || 44x || 85xx
+	default y if 40x || 44x
 	default n
 
 config EISA
@@ -757,8 +783,8 @@ config MCA
 	bool
 
 config PCI
-	bool "PCI support" if 40x || CPM2 || PPC_83xx || 85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES)
+	bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES)
-	default y if !40x && !CPM2 && !8xx && !APUS && !PPC_83xx && !85xx
+	default y if !40x && !CPM2 && !8xx && !APUS && !PPC_83xx && !PPC_85xx
 	default PCI_PERMEDIA if !4xx && !CPM2 && !8xx && APUS
 	default PCI_QSPAN if !4xx && !CPM2 && 8xx
 	help

arch/powerpc/Makefile

@@ -148,7 +148,7 @@ all: $(KBUILD_IMAGE)
 
 CPPFLAGS_vmlinux.lds	:= -Upowerpc
 
-BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm uImage
+BOOT_TARGETS = zImage zImage.initrd znetboot znetboot.initrd vmlinux.sm uImage vmlinux.bin
 
 .PHONY: $(BOOT_TARGETS)
 

arch/powerpc/boot/install.sh

@@ -1,7 +1,5 @@
 #!/bin/sh
 #
-# arch/ppc64/boot/install.sh
-#
 # This file is subject to the terms and conditions of the GNU General Public
 # License.  See the file "COPYING" in the main directory of this archive
 # for more details.

arch/powerpc/boot/main.c

@@ -152,7 +152,7 @@ static int is_elf64(void *hdr)
 	elf64ph = (Elf64_Phdr *)((unsigned long)elf64 +
 				 (unsigned long)elf64->e_phoff);
 	for (i = 0; i < (unsigned int)elf64->e_phnum; i++, elf64ph++)
-		if (elf64ph->p_type == PT_LOAD && elf64ph->p_offset != 0)
+		if (elf64ph->p_type == PT_LOAD)
 			break;
 	if (i >= (unsigned int)elf64->e_phnum)
 		return 0;
@@ -193,7 +193,7 @@ static int is_elf32(void *hdr)
 	elf32 = (Elf32_Ehdr *)elfheader;
 	elf32ph = (Elf32_Phdr *) ((unsigned long)elf32 + elf32->e_phoff);
 	for (i = 0; i < elf32->e_phnum; i++, elf32ph++)
-		if (elf32ph->p_type == PT_LOAD && elf32ph->p_offset != 0)
+		if (elf32ph->p_type == PT_LOAD)
 			break;
 	if (i >= elf32->e_phnum)
 		return 0;

arch/powerpc/configs/mpc8540_ads_defconfig

@@ -0,0 +1,721 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 
+# Sat Jan 14 15:57:54 2006
+#
+# CONFIG_PPC64 is not set
+CONFIG_PPC32=y
+CONFIG_PPC_MERGE=y
+CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_PPC=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_GENERIC_NVRAM=y
+CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+CONFIG_PPC_OF=y
+CONFIG_PPC_UDBG_16550=y
+# CONFIG_GENERIC_TBSYNC is not set
+
+#
+# Processor support
+#
+# CONFIG_CLASSIC32 is not set
+# CONFIG_PPC_52xx is not set
+# CONFIG_PPC_82xx is not set
+# CONFIG_PPC_83xx is not set
+CONFIG_PPC_85xx=y
+# CONFIG_40x is not set
+# CONFIG_44x is not set
+# CONFIG_8xx is not set
+# CONFIG_E200 is not set
+CONFIG_85xx=y
+CONFIG_E500=y
+CONFIG_BOOKE=y
+CONFIG_FSL_BOOKE=y
+# CONFIG_PHYS_64BIT is not set
+CONFIG_SPE=y
+
+#
+# Code maturity level options
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_CLEAN_COMPILE=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+
+#
+# General setup
+#
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+# CONFIG_POSIX_MQUEUE is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+CONFIG_SYSCTL=y
+# CONFIG_AUDIT is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_INITRAMFS_SOURCE=""
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_EMBEDDED=y
+CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS_ALL is not set
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SHMEM=y
+CONFIG_CC_ALIGN_FUNCTIONS=0
+CONFIG_CC_ALIGN_LABELS=0
+CONFIG_CC_ALIGN_LOOPS=0
+CONFIG_CC_ALIGN_JUMPS=0
+CONFIG_SLAB=y
+# CONFIG_TINY_SHMEM is not set
+CONFIG_BASE_SMALL=0
+# CONFIG_SLOB is not set
+
+#
+# Loadable module support
+#
+# CONFIG_MODULES is not set
+
+#
+# Block layer
+#
+# CONFIG_LBD is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+CONFIG_MPIC=y
+# CONFIG_WANT_EARLY_SERIAL is not set
+
+#
+# Platform support
+#
+CONFIG_MPC8540_ADS=y
+CONFIG_MPC8540=y
+CONFIG_PPC_INDIRECT_PCI_BE=y
+
+#
+# Kernel options
+#
+# CONFIG_HIGHMEM is not set
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=250
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+CONFIG_BINFMT_ELF=y
+CONFIG_BINFMT_MISC=y
+CONFIG_MATH_EMULATION=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
+CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_PROC_DEVICETREE=y
+# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_PM is not set
+# CONFIG_SOFTWARE_SUSPEND is not set
+# CONFIG_SECCOMP is not set
+CONFIG_ISA_DMA_API=y
+
+#
+# Bus options
+#
+# CONFIG_PPC_I8259 is not set
+CONFIG_PPC_INDIRECT_PCI=y
+CONFIG_FSL_SOC=y
+# CONFIG_PCI is not set
+# CONFIG_PCI_DOMAINS is not set
+
+#
+# PCCARD (PCMCIA/CardBus) support
+#
+# CONFIG_PCCARD is not set
+
+#
+# PCI Hotplug Support
+#
+
+#
+# Advanced setup
+#
+# CONFIG_ADVANCED_OPTIONS is not set
+
+#
+# Default settings for advanced configuration options are used
+#
+CONFIG_HIGHMEM_START=0xfe000000
+CONFIG_LOWMEM_SIZE=0x30000000
+CONFIG_KERNEL_START=0xc0000000
+CONFIG_TASK_SIZE=0x80000000
+CONFIG_BOOT_LOAD=0x00800000
+
+#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+# CONFIG_PACKET_MMAP is not set
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_IP_MROUTE is not set
+# CONFIG_ARPD is not set
+CONFIG_SYN_COOKIES=y
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_TUNNEL is not set
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_BIC=y
+# CONFIG_IPV6 is not set
+# CONFIG_NETFILTER is not set
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
+# SCTP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_SCTP is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+
+#
+# TIPC Configuration (EXPERIMENTAL)
+#
+# CONFIG_TIPC is not set
+# CONFIG_NET_DIVERT is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+
+#
+# QoS and/or fair queueing
+#
+# CONFIG_NET_SCHED is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+# CONFIG_FW_LOADER is not set
+# CONFIG_DEBUG_DRIVER is not set
+
+#
+# Connector - unified userspace <-> kernelspace linker
+#
+# CONFIG_CONNECTOR is not set
+
+#
+# Memory Technology Devices (MTD)
+#
+# CONFIG_MTD is not set
+
+#
+# Parallel port support
+#
+# CONFIG_PARPORT is not set
+
+#
+# Plug and Play support
+#
+
+#
+# Block devices
+#
+# CONFIG_BLK_DEV_FD is not set
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=y
+# CONFIG_BLK_DEV_CRYPTOLOOP is not set
+# CONFIG_BLK_DEV_NBD is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=32768
+CONFIG_BLK_DEV_INITRD=y
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+
+#
+# ATA/ATAPI/MFM/RLL support
+#
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+
+#
+# Multi-device support (RAID and LVM)
+#
+# CONFIG_MD is not set
+
+#
+# Fusion MPT device support
+#
+# CONFIG_FUSION is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+
+#
+# I2O device support
+#
+
+#
+# Macintosh device drivers
+#
+# CONFIG_WINDFARM is not set
+
+#
+# Network device support
+#
+CONFIG_NETDEVICES=y
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+
+#
+# PHY device support
+#
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+# CONFIG_MARVELL_PHY is not set
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+
+#
+# Ethernet (10 or 100Mbit)
+#
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+
+#
+# Ethernet (1000 Mbit)
+#
+CONFIG_GIANFAR=y
+CONFIG_GFAR_NAPI=y
+
+#
+# Ethernet (10000 Mbit)
+#
+
+#
+# Token Ring devices
+#
+
+#
+# Wireless LAN (non-hamradio)
+#
+# CONFIG_NET_RADIO is not set
+
+#
+# Wan interfaces
+#
+# CONFIG_WAN is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_SHAPER is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+
+#
+# ISDN subsystem
+#
+# CONFIG_ISDN is not set
+
+#
+# Telephony Support
+#
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_TSDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+# CONFIG_SERIO is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+# CONFIG_VT is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+# CONFIG_SERIAL_8250_EXTENDED is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_UNIX98_PTYS=y
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+
+#
+# IPMI
+#
+# CONFIG_IPMI_HANDLER is not set
+
+#
+# Watchdog Cards
+#
+# CONFIG_WATCHDOG is not set
+# CONFIG_NVRAM is not set
+CONFIG_GEN_RTC=y
+# CONFIG_GEN_RTC_X is not set
+# CONFIG_DTLK is not set
+# CONFIG_R3964 is not set
+
+#
+# Ftape, the floppy tape device driver
+#
+# CONFIG_AGP is not set
+# CONFIG_RAW_DRIVER is not set
+
+#
+# TPM devices
+#
+# CONFIG_TCG_TPM is not set
+# CONFIG_TELCLOCK is not set
+
+#
+# I2C support
+#
+# CONFIG_I2C is not set
+
+#
+# Dallas's 1-wire bus
+#
+# CONFIG_W1 is not set
+
+#
+# Hardware Monitoring support
+#
+CONFIG_HWMON=y
+# CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Misc devices
+#
+
+#
+# Multimedia Capabilities Port drivers
+#
+
+#
+# Multimedia devices
+#
+# CONFIG_VIDEO_DEV is not set
+
+#
+# Digital Video Broadcasting Devices
+#
+# CONFIG_DVB is not set
+
+#
+# Graphics support
+#
+# CONFIG_FB is not set
+
+#
+# Sound
+#
+# CONFIG_SOUND is not set
+
+#
+# USB support
+#
+# CONFIG_USB_ARCH_HAS_HCD is not set
+# CONFIG_USB_ARCH_HAS_OHCI is not set
+
+#
+# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+#
+
+#
+# USB Gadget Support
+#
+# CONFIG_USB_GADGET is not set
+
+#
+# MMC/SD Card support
+#
+# CONFIG_MMC is not set
+
+#
+# InfiniBand support
+#
+
+#
+# SN Devices
+#
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=y
+# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
+CONFIG_EXT3_FS=y
+CONFIG_EXT3_FS_XATTR=y
+# CONFIG_EXT3_FS_POSIX_ACL is not set
+# CONFIG_EXT3_FS_SECURITY is not set
+CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
+CONFIG_FS_MBCACHE=y
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
+# CONFIG_XFS_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_ROMFS_FS is not set
+CONFIG_INOTIFY=y
+# CONFIG_QUOTA is not set
+CONFIG_DNOTIFY=y
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_KCORE=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_HUGETLB_PAGE is not set
+CONFIG_RAMFS=y
+# CONFIG_RELAYFS_FS is not set
+# CONFIG_CONFIGFS_FS is not set
+
+#
+# Miscellaneous filesystems
+#
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+
+#
+# Network File Systems
+#
+CONFIG_NFS_FS=y
+# CONFIG_NFS_V3 is not set
+# CONFIG_NFS_V4 is not set
+# CONFIG_NFS_DIRECTIO is not set
+# CONFIG_NFSD is not set
+CONFIG_ROOT_NFS=y
+CONFIG_LOCKD=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+# CONFIG_RPCSEC_GSS_KRB5 is not set
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+# CONFIG_9P_FS is not set
+
+#
+# Partition Types
+#
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_ACORN_PARTITION is not set
+# CONFIG_OSF_PARTITION is not set
+# CONFIG_AMIGA_PARTITION is not set
+# CONFIG_ATARI_PARTITION is not set
+# CONFIG_MAC_PARTITION is not set
+# CONFIG_MSDOS_PARTITION is not set
+# CONFIG_LDM_PARTITION is not set
+# CONFIG_SGI_PARTITION is not set
+# CONFIG_ULTRIX_PARTITION is not set
+# CONFIG_SUN_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+
+#
+# Native Language Support
+#
+# CONFIG_NLS is not set
+
+#
+# Library routines
+#
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+CONFIG_CRC32=y
+# CONFIG_LIBCRC32C is not set
+
+#
+# Instrumentation Support
+#
+# CONFIG_PROFILING is not set
+
+#
+# Kernel hacking
+#
+# CONFIG_PRINTK_TIME is not set
+# CONFIG_MAGIC_SYSRQ is not set
+CONFIG_DEBUG_KERNEL=y
+CONFIG_LOG_BUF_SHIFT=14
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_SCHEDSTATS is not set
+# CONFIG_DEBUG_SLAB is not set
+CONFIG_DEBUG_MUTEXES=y
+# CONFIG_DEBUG_SPINLOCK is not set
+# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_KOBJECT is not set
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_DEBUGGER is not set
+# CONFIG_BDI_SWITCH is not set
+# CONFIG_BOOTX_TEXT is not set
+# CONFIG_PPC_EARLY_DEBUG_LPAR is not set
+# CONFIG_PPC_EARLY_DEBUG_G5 is not set
+# CONFIG_PPC_EARLY_DEBUG_RTAS is not set
+# CONFIG_PPC_EARLY_DEBUG_MAPLE is not set
+# CONFIG_PPC_EARLY_DEBUG_ISERIES is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+
+#
+# Cryptographic options
+#
+# CONFIG_CRYPTO is not set
+
+#
+# Hardware crypto devices
+#

arch/powerpc/kernel/asm-offsets.c

@@ -136,6 +136,9 @@ int main(void)
 	DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
 	DEFINE(PACALPPACAPTR, offsetof(struct paca_struct, lppaca_ptr));
 	DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
+	DEFINE(PACA_STARTPURR, offsetof(struct paca_struct, startpurr));
+	DEFINE(PACA_USER_TIME, offsetof(struct paca_struct, user_time));
+	DEFINE(PACA_SYSTEM_TIME, offsetof(struct paca_struct, system_time));
 
 	DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
 	DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));

arch/powerpc/kernel/cputable.c

@@ -894,7 +894,7 @@ struct cpu_spec	cpu_specs[] = {
 		.platform		= "ppc405",
 	},
 	{	/* Xilinx Virtex-II Pro  */
-		.pvr_mask		= 0xffff0000,
+		.pvr_mask		= 0xfffff000,
 		.pvr_value		= 0x20010000,
 		.cpu_name		= "Virtex-II Pro",
 		.cpu_features		= CPU_FTRS_40X,
@@ -904,6 +904,16 @@ struct cpu_spec	cpu_specs[] = {
 		.dcache_bsize		= 32,
 		.platform		= "ppc405",
 	},
+	{	/* Xilinx Virtex-4 FX */
+		.pvr_mask		= 0xfffff000,
+		.pvr_value		= 0x20011000,
+		.cpu_name		= "Virtex-4 FX",
+		.cpu_features		= CPU_FTRS_40X,
+		.cpu_user_features	= PPC_FEATURE_32 |
+			PPC_FEATURE_HAS_MMU | PPC_FEATURE_HAS_4xxMAC,
+		.icache_bsize		= 32,
+		.dcache_bsize		= 32,
+	},
 	{	/* 405EP */
 		.pvr_mask		= 0xffff0000,
 		.pvr_value		= 0x51210000,

arch/powerpc/kernel/entry_64.S

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc64/kernel/entry.S
- *
  *  PowerPC version 
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *  Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP
@@ -63,6 +61,7 @@ system_call_common:
 	std	r12,_MSR(r1)
 	std	r0,GPR0(r1)
 	std	r10,GPR1(r1)
+	ACCOUNT_CPU_USER_ENTRY(r10, r11)
 	std	r2,GPR2(r1)
 	std	r3,GPR3(r1)
 	std	r4,GPR4(r1)
@@ -170,8 +169,9 @@ syscall_error_cont:
 	stdcx.	r0,0,r1			/* to clear the reservation */
 	andi.	r6,r8,MSR_PR
 	ld	r4,_LINK(r1)
-	beq-	1f			/* only restore r13 if */
+	beq-	1f
-	ld	r13,GPR13(r1)		/* returning to usermode */
+	ACCOUNT_CPU_USER_EXIT(r11, r12)
+	ld	r13,GPR13(r1)	/* only restore r13 if returning to usermode */
 1:	ld	r2,GPR2(r1)
 	li	r12,MSR_RI
 	andc	r11,r10,r12
@@ -322,7 +322,7 @@ _GLOBAL(ret_from_fork)
  * the fork code also.
  *
  * The code which creates the new task context is in 'copy_thread'
- * in arch/ppc64/kernel/process.c
+ * in arch/powerpc/kernel/process.c 
  */
 	.align	7
 _GLOBAL(_switch)
@@ -486,6 +486,7 @@ restore:
 	 * userspace
 	 */
 	beq	1f
+	ACCOUNT_CPU_USER_EXIT(r3, r4)
 	REST_GPR(13, r1)
 1:
 	ld	r3,_CTR(r1)

arch/powerpc/kernel/firmware.c

@@ -18,28 +18,3 @@
 #include <asm/firmware.h>
 
 unsigned long ppc64_firmware_features;
-
-#ifdef CONFIG_PPC_PSERIES
-firmware_feature_t firmware_features_table[FIRMWARE_MAX_FEATURES] = {
-	{FW_FEATURE_PFT,		"hcall-pft"},
-	{FW_FEATURE_TCE,		"hcall-tce"},
-	{FW_FEATURE_SPRG0,		"hcall-sprg0"},
-	{FW_FEATURE_DABR,		"hcall-dabr"},
-	{FW_FEATURE_COPY,		"hcall-copy"},
-	{FW_FEATURE_ASR,		"hcall-asr"},
-	{FW_FEATURE_DEBUG,		"hcall-debug"},
-	{FW_FEATURE_PERF,		"hcall-perf"},
-	{FW_FEATURE_DUMP,		"hcall-dump"},
-	{FW_FEATURE_INTERRUPT,		"hcall-interrupt"},
-	{FW_FEATURE_MIGRATE,		"hcall-migrate"},
-	{FW_FEATURE_PERFMON,		"hcall-perfmon"},
-	{FW_FEATURE_CRQ,		"hcall-crq"},
-	{FW_FEATURE_VIO,		"hcall-vio"},
-	{FW_FEATURE_RDMA,		"hcall-rdma"},
-	{FW_FEATURE_LLAN,		"hcall-lLAN"},
-	{FW_FEATURE_BULK,		"hcall-bulk"},
-	{FW_FEATURE_XDABR,		"hcall-xdabr"},
-	{FW_FEATURE_MULTITCE,		"hcall-multi-tce"},
-	{FW_FEATURE_SPLPAR,		"hcall-splpar"},
-};
-#endif

arch/powerpc/kernel/head_44x.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/head_44x.S
- *
  * Kernel execution entry point code.
  *
  *    Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>

arch/powerpc/kernel/head_64.S

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc64/kernel/head.S
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *
@@ -279,6 +277,7 @@ exception_marker:
 	std	r10,0(r1);		/* make stack chain pointer	*/ \
 	std	r0,GPR0(r1);		/* save r0 in stackframe	*/ \
 	std	r10,GPR1(r1);		/* save r1 in stackframe	*/ \
+	ACCOUNT_CPU_USER_ENTRY(r9, r10);				   \
 	std	r2,GPR2(r1);		/* save r2 in stackframe	*/ \
 	SAVE_4GPRS(3, r1);		/* save r3 - r6 in stackframe	*/ \
 	SAVE_2GPRS(7, r1);		/* save r7, r8 in stackframe	*/ \
@@ -846,6 +845,14 @@ fast_exception_return:
 	ld	r11,_NIP(r1)
 	andi.	r3,r12,MSR_RI		/* check if RI is set */
 	beq-	unrecov_fer
+
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+	andi.	r3,r12,MSR_PR
+	beq	2f
+	ACCOUNT_CPU_USER_EXIT(r3, r4)
+2:
+#endif
+
 	ld	r3,_CCR(r1)
 	ld	r4,_LINK(r1)
 	ld	r5,_CTR(r1)

arch/powerpc/kernel/head_8xx.S

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/except_8xx.S
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *  Rewritten by Cort Dougan (cort@cs.nmt.edu) for PReP

arch/powerpc/kernel/head_booke.h

@@ -0,0 +1,363 @@
+#ifndef __HEAD_BOOKE_H__
+#define __HEAD_BOOKE_H__
+
+/*
+ * Macros used for common Book-e exception handling
+ */
+
+#define SET_IVOR(vector_number, vector_label)		\
+		li	r26,vector_label@l; 		\
+		mtspr	SPRN_IVOR##vector_number,r26;	\
+		sync
+
+#define NORMAL_EXCEPTION_PROLOG						     \
+	mtspr	SPRN_SPRG0,r10;		/* save two registers to work with */\
+	mtspr	SPRN_SPRG1,r11;						     \
+	mtspr	SPRN_SPRG4W,r1;						     \
+	mfcr	r10;			/* save CR in r10 for now	   */\
+	mfspr	r11,SPRN_SRR1;		/* check whether user or kernel    */\
+	andi.	r11,r11,MSR_PR;						     \
+	beq	1f;							     \
+	mfspr	r1,SPRN_SPRG3;		/* if from user, start at top of   */\
+	lwz	r1,THREAD_INFO-THREAD(r1); /* this thread's kernel stack   */\
+	addi	r1,r1,THREAD_SIZE;					     \
+1:	subi	r1,r1,INT_FRAME_SIZE;	/* Allocate an exception frame     */\
+	mr	r11,r1;							     \
+	stw	r10,_CCR(r11);          /* save various registers	   */\
+	stw	r12,GPR12(r11);						     \
+	stw	r9,GPR9(r11);						     \
+	mfspr	r10,SPRN_SPRG0;						     \
+	stw	r10,GPR10(r11);						     \
+	mfspr	r12,SPRN_SPRG1;						     \
+	stw	r12,GPR11(r11);						     \
+	mflr	r10;							     \
+	stw	r10,_LINK(r11);						     \
+	mfspr	r10,SPRN_SPRG4R;					     \
+	mfspr	r12,SPRN_SRR0;						     \
+	stw	r10,GPR1(r11);						     \
+	mfspr	r9,SPRN_SRR1;						     \
+	stw	r10,0(r11);						     \
+	rlwinm	r9,r9,0,14,12;		/* clear MSR_WE (necessary?)	   */\
+	stw	r0,GPR0(r11);						     \
+	SAVE_4GPRS(3, r11);						     \
+	SAVE_2GPRS(7, r11)
+
+/* To handle the additional exception priority levels on 40x and Book-E
+ * processors we allocate a 4k stack per additional priority level. The various
+ * head_xxx.S files allocate space (exception_stack_top) for each priority's
+ * stack times the number of CPUs
+ *
+ * On 40x critical is the only additional level
+ * On 44x/e500 we have critical and machine check
+ * On e200 we have critical and debug (machine check occurs via critical)
+ *
+ * Additionally we reserve a SPRG for each priority level so we can free up a
+ * GPR to use as the base for indirect access to the exception stacks.  This
+ * is necessary since the MMU is always on, for Book-E parts, and the stacks
+ * are offset from KERNELBASE.
+ *
+ */
+#define BOOKE_EXCEPTION_STACK_SIZE	(8192)
+
+/* CRIT_SPRG only used in critical exception handling */
+#define CRIT_SPRG	SPRN_SPRG2
+/* MCHECK_SPRG only used in machine check exception handling */
+#define MCHECK_SPRG	SPRN_SPRG6W
+
+#define MCHECK_STACK_TOP	(exception_stack_top - 4096)
+#define CRIT_STACK_TOP		(exception_stack_top)
+
+/* only on e200 for now */
+#define DEBUG_STACK_TOP		(exception_stack_top - 4096)
+#define DEBUG_SPRG		SPRN_SPRG6W
+
+#ifdef CONFIG_SMP
+#define BOOKE_LOAD_EXC_LEVEL_STACK(level)		\
+	mfspr	r8,SPRN_PIR;				\
+	mulli	r8,r8,BOOKE_EXCEPTION_STACK_SIZE;	\
+	neg	r8,r8;					\
+	addis	r8,r8,level##_STACK_TOP@ha;		\
+	addi	r8,r8,level##_STACK_TOP@l
+#else
+#define BOOKE_LOAD_EXC_LEVEL_STACK(level)		\
+	lis	r8,level##_STACK_TOP@h;			\
+	ori	r8,r8,level##_STACK_TOP@l
+#endif
+
+/*
+ * Exception prolog for critical/machine check exceptions.  This is a
+ * little different from the normal exception prolog above since a
+ * critical/machine check exception can potentially occur at any point
+ * during normal exception processing. Thus we cannot use the same SPRG
+ * registers as the normal prolog above. Instead we use a portion of the
+ * critical/machine check exception stack at low physical addresses.
+ */
+#define EXC_LEVEL_EXCEPTION_PROLOG(exc_level, exc_level_srr0, exc_level_srr1) \
+	mtspr	exc_level##_SPRG,r8;					     \
+	BOOKE_LOAD_EXC_LEVEL_STACK(exc_level);/* r8 points to the exc_level stack*/ \
+	stw	r10,GPR10-INT_FRAME_SIZE(r8);				     \
+	stw	r11,GPR11-INT_FRAME_SIZE(r8);				     \
+	mfcr	r10;			/* save CR in r10 for now	   */\
+	mfspr	r11,exc_level_srr1;	/* check whether user or kernel    */\
+	andi.	r11,r11,MSR_PR;						     \
+	mr	r11,r8;							     \
+	mfspr	r8,exc_level##_SPRG;					     \
+	beq	1f;							     \
+	/* COMING FROM USER MODE */					     \
+	mfspr	r11,SPRN_SPRG3;		/* if from user, start at top of   */\
+	lwz	r11,THREAD_INFO-THREAD(r11); /* this thread's kernel stack */\
+	addi	r11,r11,THREAD_SIZE;					     \
+1:	subi	r11,r11,INT_FRAME_SIZE;	/* Allocate an exception frame     */\
+	stw	r10,_CCR(r11);          /* save various registers	   */\
+	stw	r12,GPR12(r11);						     \
+	stw	r9,GPR9(r11);						     \
+	mflr	r10;							     \
+	stw	r10,_LINK(r11);						     \
+	mfspr	r12,SPRN_DEAR;		/* save DEAR and ESR in the frame  */\
+	stw	r12,_DEAR(r11);		/* since they may have had stuff   */\
+	mfspr	r9,SPRN_ESR;		/* in them at the point where the  */\
+	stw	r9,_ESR(r11);		/* exception was taken		   */\
+	mfspr	r12,exc_level_srr0;					     \
+	stw	r1,GPR1(r11);						     \
+	mfspr	r9,exc_level_srr1;					     \
+	stw	r1,0(r11);						     \
+	mr	r1,r11;							     \
+	rlwinm	r9,r9,0,14,12;		/* clear MSR_WE (necessary?)	   */\
+	stw	r0,GPR0(r11);						     \
+	SAVE_4GPRS(3, r11);						     \
+	SAVE_2GPRS(7, r11)
+
+#define CRITICAL_EXCEPTION_PROLOG \
+		EXC_LEVEL_EXCEPTION_PROLOG(CRIT, SPRN_CSRR0, SPRN_CSRR1)
+#define DEBUG_EXCEPTION_PROLOG \
+		EXC_LEVEL_EXCEPTION_PROLOG(DEBUG, SPRN_DSRR0, SPRN_DSRR1)
+#define MCHECK_EXCEPTION_PROLOG \
+		EXC_LEVEL_EXCEPTION_PROLOG(MCHECK, SPRN_MCSRR0, SPRN_MCSRR1)
+
+/*
+ * Exception vectors.
+ */
+#define	START_EXCEPTION(label)						     \
+        .align 5;              						     \
+label:
+
+#define FINISH_EXCEPTION(func)					\
+	bl	transfer_to_handler_full;			\
+	.long	func;						\
+	.long	ret_from_except_full
+
+#define EXCEPTION(n, label, hdlr, xfer)				\
+	START_EXCEPTION(label);					\
+	NORMAL_EXCEPTION_PROLOG;				\
+	addi	r3,r1,STACK_FRAME_OVERHEAD;			\
+	xfer(n, hdlr)
+
+#define CRITICAL_EXCEPTION(n, label, hdlr)			\
+	START_EXCEPTION(label);					\
+	CRITICAL_EXCEPTION_PROLOG;				\
+	addi	r3,r1,STACK_FRAME_OVERHEAD;			\
+	EXC_XFER_TEMPLATE(hdlr, n+2, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), \
+			  NOCOPY, crit_transfer_to_handler, \
+			  ret_from_crit_exc)
+
+#define MCHECK_EXCEPTION(n, label, hdlr)			\
+	START_EXCEPTION(label);					\
+	MCHECK_EXCEPTION_PROLOG;				\
+	mfspr	r5,SPRN_ESR;					\
+	stw	r5,_ESR(r11);					\
+	addi	r3,r1,STACK_FRAME_OVERHEAD;			\
+	EXC_XFER_TEMPLATE(hdlr, n+2, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), \
+			  NOCOPY, mcheck_transfer_to_handler,   \
+			  ret_from_mcheck_exc)
+
+#define EXC_XFER_TEMPLATE(hdlr, trap, msr, copyee, tfer, ret)	\
+	li	r10,trap;					\
+	stw	r10,_TRAP(r11);					\
+	lis	r10,msr@h;					\
+	ori	r10,r10,msr@l;					\
+	copyee(r10, r9);					\
+	bl	tfer;		 				\
+	.long	hdlr;						\
+	.long	ret
+
+#define COPY_EE(d, s)		rlwimi d,s,0,16,16
+#define NOCOPY(d, s)
+
+#define EXC_XFER_STD(n, hdlr)		\
+	EXC_XFER_TEMPLATE(hdlr, n, MSR_KERNEL, NOCOPY, transfer_to_handler_full, \
+			  ret_from_except_full)
+
+#define EXC_XFER_LITE(n, hdlr)		\
+	EXC_XFER_TEMPLATE(hdlr, n+1, MSR_KERNEL, NOCOPY, transfer_to_handler, \
+			  ret_from_except)
+
+#define EXC_XFER_EE(n, hdlr)		\
+	EXC_XFER_TEMPLATE(hdlr, n, MSR_KERNEL, COPY_EE, transfer_to_handler_full, \
+			  ret_from_except_full)
+
+#define EXC_XFER_EE_LITE(n, hdlr)	\
+	EXC_XFER_TEMPLATE(hdlr, n+1, MSR_KERNEL, COPY_EE, transfer_to_handler, \
+			  ret_from_except)
+
+/* Check for a single step debug exception while in an exception
+ * handler before state has been saved.  This is to catch the case
+ * where an instruction that we are trying to single step causes
+ * an exception (eg ITLB/DTLB miss) and thus the first instruction of
+ * the exception handler generates a single step debug exception.
+ *
+ * If we get a debug trap on the first instruction of an exception handler,
+ * we reset the MSR_DE in the _exception handler's_ MSR (the debug trap is
+ * a critical exception, so we are using SPRN_CSRR1 to manipulate the MSR).
+ * The exception handler was handling a non-critical interrupt, so it will
+ * save (and later restore) the MSR via SPRN_CSRR1, which will still have
+ * the MSR_DE bit set.
+ */
+#ifdef CONFIG_E200
+#define DEBUG_EXCEPTION							      \
+	START_EXCEPTION(Debug);						      \
+	DEBUG_EXCEPTION_PROLOG;						      \
+									      \
+	/*								      \
+	 * If there is a single step or branch-taken exception in an	      \
+	 * exception entry sequence, it was probably meant to apply to	      \
+	 * the code where the exception occurred (since exception entry	      \
+	 * doesn't turn off DE automatically).  We simulate the effect	      \
+	 * of turning off DE on entry to an exception handler by turning      \
+	 * off DE in the CSRR1 value and clearing the debug status.	      \
+	 */								      \
+	mfspr	r10,SPRN_DBSR;		/* check single-step/branch taken */  \
+	andis.	r10,r10,DBSR_IC@h;					      \
+	beq+	2f;							      \
+									      \
+	lis	r10,KERNELBASE@h;	/* check if exception in vectors */   \
+	ori	r10,r10,KERNELBASE@l;					      \
+	cmplw	r12,r10;						      \
+	blt+	2f;			/* addr below exception vectors */    \
+									      \
+	lis	r10,Debug@h;						      \
+	ori	r10,r10,Debug@l;					      \
+	cmplw	r12,r10;						      \
+	bgt+	2f;			/* addr above exception vectors */    \
+									      \
+	/* here it looks like we got an inappropriate debug exception. */     \
+1:	rlwinm	r9,r9,0,~MSR_DE;	/* clear DE in the CDRR1 value */     \
+	lis	r10,DBSR_IC@h;		/* clear the IC event */	      \
+	mtspr	SPRN_DBSR,r10;						      \
+	/* restore state and get out */					      \
+	lwz	r10,_CCR(r11);						      \
+	lwz	r0,GPR0(r11);						      \
+	lwz	r1,GPR1(r11);						      \
+	mtcrf	0x80,r10;						      \
+	mtspr	SPRN_DSRR0,r12;						      \
+	mtspr	SPRN_DSRR1,r9;						      \
+	lwz	r9,GPR9(r11);						      \
+	lwz	r12,GPR12(r11);						      \
+	mtspr	DEBUG_SPRG,r8;						      \
+	BOOKE_LOAD_EXC_LEVEL_STACK(DEBUG); /* r8 points to the debug stack */ \
+	lwz	r10,GPR10-INT_FRAME_SIZE(r8);				      \
+	lwz	r11,GPR11-INT_FRAME_SIZE(r8);				      \
+	mfspr	r8,DEBUG_SPRG;						      \
+									      \
+	RFDI;								      \
+	b	.;							      \
+									      \
+	/* continue normal handling for a critical exception... */	      \
+2:	mfspr	r4,SPRN_DBSR;						      \
+	addi	r3,r1,STACK_FRAME_OVERHEAD;				      \
+	EXC_XFER_TEMPLATE(DebugException, 0x2002, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), NOCOPY, debug_transfer_to_handler, ret_from_debug_exc)
+#else
+#define DEBUG_EXCEPTION							      \
+	START_EXCEPTION(Debug);						      \
+	CRITICAL_EXCEPTION_PROLOG;					      \
+									      \
+	/*								      \
+	 * If there is a single step or branch-taken exception in an	      \
+	 * exception entry sequence, it was probably meant to apply to	      \
+	 * the code where the exception occurred (since exception entry	      \
+	 * doesn't turn off DE automatically).  We simulate the effect	      \
+	 * of turning off DE on entry to an exception handler by turning      \
+	 * off DE in the CSRR1 value and clearing the debug status.	      \
+	 */								      \
+	mfspr	r10,SPRN_DBSR;		/* check single-step/branch taken */  \
+	andis.	r10,r10,DBSR_IC@h;					      \
+	beq+	2f;							      \
+									      \
+	lis	r10,KERNELBASE@h;	/* check if exception in vectors */   \
+	ori	r10,r10,KERNELBASE@l;					      \
+	cmplw	r12,r10;						      \
+	blt+	2f;			/* addr below exception vectors */    \
+									      \
+	lis	r10,Debug@h;						      \
+	ori	r10,r10,Debug@l;					      \
+	cmplw	r12,r10;						      \
+	bgt+	2f;			/* addr above exception vectors */    \
+									      \
+	/* here it looks like we got an inappropriate debug exception. */     \
+1:	rlwinm	r9,r9,0,~MSR_DE;	/* clear DE in the CSRR1 value */     \
+	lis	r10,DBSR_IC@h;		/* clear the IC event */	      \
+	mtspr	SPRN_DBSR,r10;						      \
+	/* restore state and get out */					      \
+	lwz	r10,_CCR(r11);						      \
+	lwz	r0,GPR0(r11);						      \
+	lwz	r1,GPR1(r11);						      \
+	mtcrf	0x80,r10;						      \
+	mtspr	SPRN_CSRR0,r12;						      \
+	mtspr	SPRN_CSRR1,r9;						      \
+	lwz	r9,GPR9(r11);						      \
+	lwz	r12,GPR12(r11);						      \
+	mtspr	CRIT_SPRG,r8;						      \
+	BOOKE_LOAD_EXC_LEVEL_STACK(CRIT); /* r8 points to the debug stack */  \
+	lwz	r10,GPR10-INT_FRAME_SIZE(r8);				      \
+	lwz	r11,GPR11-INT_FRAME_SIZE(r8);				      \
+	mfspr	r8,CRIT_SPRG;						      \
+									      \
+	rfci;								      \
+	b	.;							      \
+									      \
+	/* continue normal handling for a critical exception... */	      \
+2:	mfspr	r4,SPRN_DBSR;						      \
+	addi	r3,r1,STACK_FRAME_OVERHEAD;				      \
+	EXC_XFER_TEMPLATE(DebugException, 0x2002, (MSR_KERNEL & ~(MSR_ME|MSR_DE|MSR_CE)), NOCOPY, crit_transfer_to_handler, ret_from_crit_exc)
+#endif
+
+#define INSTRUCTION_STORAGE_EXCEPTION					      \
+	START_EXCEPTION(InstructionStorage)				      \
+	NORMAL_EXCEPTION_PROLOG;					      \
+	mfspr	r5,SPRN_ESR;		/* Grab the ESR and save it */	      \
+	stw	r5,_ESR(r11);						      \
+	mr      r4,r12;                 /* Pass SRR0 as arg2 */		      \
+	li      r5,0;                   /* Pass zero as arg3 */		      \
+	EXC_XFER_EE_LITE(0x0400, handle_page_fault)
+
+#define ALIGNMENT_EXCEPTION						      \
+	START_EXCEPTION(Alignment)					      \
+	NORMAL_EXCEPTION_PROLOG;					      \
+	mfspr   r4,SPRN_DEAR;           /* Grab the DEAR and save it */	      \
+	stw     r4,_DEAR(r11);						      \
+	addi    r3,r1,STACK_FRAME_OVERHEAD;				      \
+	EXC_XFER_EE(0x0600, alignment_exception)
+
+#define PROGRAM_EXCEPTION						      \
+	START_EXCEPTION(Program)					      \
+	NORMAL_EXCEPTION_PROLOG;					      \
+	mfspr	r4,SPRN_ESR;		/* Grab the ESR and save it */	      \
+	stw	r4,_ESR(r11);						      \
+	addi	r3,r1,STACK_FRAME_OVERHEAD;				      \
+	EXC_XFER_STD(0x0700, program_check_exception)
+
+#define DECREMENTER_EXCEPTION						      \
+	START_EXCEPTION(Decrementer)					      \
+	NORMAL_EXCEPTION_PROLOG;					      \
+	lis     r0,TSR_DIS@h;           /* Setup the DEC interrupt mask */    \
+	mtspr   SPRN_TSR,r0;		/* Clear the DEC interrupt */	      \
+	addi    r3,r1,STACK_FRAME_OVERHEAD;				      \
+	EXC_XFER_LITE(0x0900, timer_interrupt)
+
+#define FP_UNAVAILABLE_EXCEPTION					      \
+	START_EXCEPTION(FloatingPointUnavailable)			      \
+	NORMAL_EXCEPTION_PROLOG;					      \
+	bne	load_up_fpu;		/* if from user, just load it up */   \
+	addi	r3,r1,STACK_FRAME_OVERHEAD;				      \
+	EXC_XFER_EE_LITE(0x800, kernel_fp_unavailable_exception)
+
+#endif /* __HEAD_BOOKE_H__ */

arch/powerpc/kernel/head_fsl_booke.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/head_fsl_booke.S
- *
  * Kernel execution entry point code.
  *
  *    Copyright (c) 1995-1996 Gary Thomas <gdt@linuxppc.org>
@@ -316,6 +314,7 @@ skpinv:	addi	r6,r6,1				/* Increment */
 	 */
 	lis	r2,DBCR0_IDM@h
 	mtspr	SPRN_DBCR0,r2
+	isync
 	/* clear any residual debug events */
 	li	r2,-1
 	mtspr	SPRN_DBSR,r2
@@ -1002,12 +1001,15 @@ _GLOBAL(giveup_fpu)
 _GLOBAL(abort)
 	li	r13,0
         mtspr   SPRN_DBCR0,r13		/* disable all debug events */
+	isync
 	mfmsr	r13
 	ori	r13,r13,MSR_DE@l	/* Enable Debug Events */
 	mtmsr	r13
+	isync
         mfspr   r13,SPRN_DBCR0
         lis	r13,(DBCR0_IDM|DBCR0_RST_CHIP)@h
         mtspr   SPRN_DBCR0,r13
+	isync
 
 _GLOBAL(set_context)
 

arch/powerpc/kernel/iomap.c

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/iomap.c
- *
  * ppc64 "iomap" interface implementation.
  *
  * (C) Copyright 2004 Linus Torvalds

arch/powerpc/kernel/iommu.c

@@ -1,5 +1,4 @@
 /*
- * arch/ppc64/kernel/iommu.c
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  * 
  * Rewrite, cleanup, new allocation schemes, virtual merging: 

arch/powerpc/kernel/irq.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/irq.c
- *
  *  Derived from arch/i386/kernel/irq.c
  *    Copyright (C) 1992 Linus Torvalds
  *  Adapted from arch/i386 by Gary Thomas
@@ -371,6 +369,7 @@ unsigned int real_irq_to_virt_slowpath(unsigned int real_irq)
 	return NO_IRQ;
 
 }
+#endif /* CONFIG_PPC64 */
 
 #ifdef CONFIG_IRQSTACKS
 struct thread_info *softirq_ctx[NR_CPUS];
@@ -394,10 +393,24 @@ void irq_ctx_init(void)
 	}
 }
 
+static inline void do_softirq_onstack(void)
+{
+	struct thread_info *curtp, *irqtp;
+
+	curtp = current_thread_info();
+	irqtp = softirq_ctx[smp_processor_id()];
+	irqtp->task = curtp->task;
+	call_do_softirq(irqtp);
+	irqtp->task = NULL;
+}
+
+#else
+#define do_softirq_onstack()	__do_softirq()
+#endif /* CONFIG_IRQSTACKS */
+
 void do_softirq(void)
 {
 	unsigned long flags;
-	struct thread_info *curtp, *irqtp;
 
 	if (in_interrupt())
 		return;
@@ -405,19 +418,18 @@ void do_softirq(void)
 	local_irq_save(flags);
 
 	if (local_softirq_pending()) {
-		curtp = current_thread_info();
+		account_system_vtime(current);
-		irqtp = softirq_ctx[smp_processor_id()];
+		local_bh_disable();
-		irqtp->task = curtp->task;
+		do_softirq_onstack();
-		call_do_softirq(irqtp);
+		account_system_vtime(current);
-		irqtp->task = NULL;
+		__local_bh_enable();
 	}
 
 	local_irq_restore(flags);
 }
 EXPORT_SYMBOL(do_softirq);
 
-#endif /* CONFIG_IRQSTACKS */
+#ifdef CONFIG_PPC64
-
 static int __init setup_noirqdistrib(char *str)
 {
 	distribute_irqs = 0;

arch/powerpc/kernel/kprobes.c

@@ -1,6 +1,5 @@
 /*
  *  Kernel Probes (KProbes)
- *  arch/ppc64/kernel/kprobes.c
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by

arch/powerpc/kernel/of_device.c

@@ -147,15 +147,12 @@ postcore_initcall(of_bus_driver_init);
 
 int of_register_driver(struct of_platform_driver *drv)
 {
-	int count = 0;
-
 	/* initialize common driver fields */
 	drv->driver.name = drv->name;
 	drv->driver.bus = &of_platform_bus_type;
 
 	/* register with core */
-	count = driver_register(&drv->driver);
+	return driver_register(&drv->driver);
-	return count ? count : 1;
 }
 
 void of_unregister_driver(struct of_platform_driver *drv)

arch/powerpc/kernel/pci_iommu.c

@@ -1,5 +1,4 @@
 /*
- * arch/ppc64/kernel/pci_iommu.c
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  *
  * Rewrite, cleanup, new allocation schemes:

arch/powerpc/kernel/ppc_ksyms.c

@@ -57,7 +57,6 @@ extern void machine_check_exception(struct pt_regs *regs);
 extern void alignment_exception(struct pt_regs *regs);
 extern void program_check_exception(struct pt_regs *regs);
 extern void single_step_exception(struct pt_regs *regs);
-extern int pmac_newworld;
 extern int sys_sigreturn(struct pt_regs *regs);
 
 EXPORT_SYMBOL(clear_pages);

arch/powerpc/kernel/process.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/process.c
- *
  *  Derived from "arch/i386/kernel/process.c"
  *    Copyright (C) 1995  Linus Torvalds
  *
@@ -47,9 +45,9 @@
 #include <asm/mmu.h>
 #include <asm/prom.h>
 #include <asm/machdep.h>
+#include <asm/time.h>
 #ifdef CONFIG_PPC64
 #include <asm/firmware.h>
-#include <asm/time.h>
 #endif
 
 extern unsigned long _get_SP(void);
@@ -330,6 +328,11 @@ struct task_struct *__switch_to(struct task_struct *prev,
 #endif
 
 	local_irq_save(flags);
+
+	account_system_vtime(current);
+	account_process_vtime(current);
+	calculate_steal_time();
+
 	last = _switch(old_thread, new_thread);
 
 	local_irq_restore(flags);

arch/powerpc/kernel/prom.c

@@ -829,10 +829,6 @@ void __init unflatten_device_tree(void)
 
 	/* Allocate memory for the expanded device tree */
 	mem = lmb_alloc(size + 4, __alignof__(struct device_node));
-	if (!mem) {
-		DBG("Couldn't allocate memory with lmb_alloc()!\n");
-		panic("Couldn't allocate memory with lmb_alloc()!\n");
-	}
 	mem = (unsigned long) __va(mem);
 
 	((u32 *)mem)[size / 4] = 0xdeadbeef;

arch/powerpc/kernel/ptrace-common.h

@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/kernel/ptrace-common.h
- *
  *    Copyright (c) 2002 Stephen Rothwell, IBM Coproration
  *    Extracted from ptrace.c and ptrace32.c
  *

arch/powerpc/kernel/rtas-proc.c

@@ -1,5 +1,4 @@
 /*
- *   arch/ppc64/kernel/rtas-proc.c
  *   Copyright (C) 2000 Tilmann Bitterberg
  *   (tilmann@bitterberg.de)
  *

arch/powerpc/kernel/rtas_pci.c

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/rtas_pci.c
- *
  * Copyright (C) 2001 Dave Engebretsen, IBM Corporation
  * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM
  *

arch/powerpc/kernel/setup_64.c

@@ -497,8 +497,6 @@ void __init setup_system(void)
 #endif
 	printk("-----------------------------------------------------\n");
 
-	mm_init_ppc64();
-
 	DBG(" <- setup_system()\n");
 }
 

arch/powerpc/kernel/signal_64.c

@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/kernel/signal.c
- *
  *  PowerPC version 
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *

arch/powerpc/kernel/smp.c

@@ -541,7 +541,7 @@ int __devinit start_secondary(void *unused)
 		smp_ops->take_timebase();
 
 	if (system_state > SYSTEM_BOOTING)
-		per_cpu(last_jiffy, cpu) = get_tb();
+		snapshot_timebase();
 
 	spin_lock(&call_lock);
 	cpu_set(cpu, cpu_online_map);
@@ -573,6 +573,8 @@ void __init smp_cpus_done(unsigned int max_cpus)
 
 	set_cpus_allowed(current, old_mask);
 
+	snapshot_timebases();
+
 	dump_numa_cpu_topology();
 }
 

arch/powerpc/kernel/time.c

@@ -51,6 +51,7 @@
 #include <linux/percpu.h>
 #include <linux/rtc.h>
 #include <linux/jiffies.h>
+#include <linux/posix-timers.h>
 
 #include <asm/io.h>
 #include <asm/processor.h>
@@ -98,6 +99,7 @@ unsigned long tb_ticks_per_jiffy;
 unsigned long tb_ticks_per_usec = 100; /* sane default */
 EXPORT_SYMBOL(tb_ticks_per_usec);
 unsigned long tb_ticks_per_sec;
+EXPORT_SYMBOL(tb_ticks_per_sec);	/* for cputime_t conversions */
 u64 tb_to_xs;
 unsigned tb_to_us;
 
@@ -135,6 +137,224 @@ unsigned long tb_last_stamp;
  */
 DEFINE_PER_CPU(unsigned long, last_jiffy);
 
+#ifdef CONFIG_VIRT_CPU_ACCOUNTING
+/*
+ * Factors for converting from cputime_t (timebase ticks) to
+ * jiffies, milliseconds, seconds, and clock_t (1/USER_HZ seconds).
+ * These are all stored as 0.64 fixed-point binary fractions.
+ */
+u64 __cputime_jiffies_factor;
+EXPORT_SYMBOL(__cputime_jiffies_factor);
+u64 __cputime_msec_factor;
+EXPORT_SYMBOL(__cputime_msec_factor);
+u64 __cputime_sec_factor;
+EXPORT_SYMBOL(__cputime_sec_factor);
+u64 __cputime_clockt_factor;
+EXPORT_SYMBOL(__cputime_clockt_factor);
+
+static void calc_cputime_factors(void)
+{
+	struct div_result res;
+
+	div128_by_32(HZ, 0, tb_ticks_per_sec, &res);
+	__cputime_jiffies_factor = res.result_low;
+	div128_by_32(1000, 0, tb_ticks_per_sec, &res);
+	__cputime_msec_factor = res.result_low;
+	div128_by_32(1, 0, tb_ticks_per_sec, &res);
+	__cputime_sec_factor = res.result_low;
+	div128_by_32(USER_HZ, 0, tb_ticks_per_sec, &res);
+	__cputime_clockt_factor = res.result_low;
+}
+
+/*
+ * Read the PURR on systems that have it, otherwise the timebase.
+ */
+static u64 read_purr(void)
+{
+	if (cpu_has_feature(CPU_FTR_PURR))
+		return mfspr(SPRN_PURR);
+	return mftb();
+}
+
+/*
+ * Account time for a transition between system, hard irq
+ * or soft irq state.
+ */
+void account_system_vtime(struct task_struct *tsk)
+{
+	u64 now, delta;
+	unsigned long flags;
+
+	local_irq_save(flags);
+	now = read_purr();
+	delta = now - get_paca()->startpurr;
+	get_paca()->startpurr = now;
+	if (!in_interrupt()) {
+		delta += get_paca()->system_time;
+		get_paca()->system_time = 0;
+	}
+	account_system_time(tsk, 0, delta);
+	local_irq_restore(flags);
+}
+
+/*
+ * Transfer the user and system times accumulated in the paca
+ * by the exception entry and exit code to the generic process
+ * user and system time records.
+ * Must be called with interrupts disabled.
+ */
+void account_process_vtime(struct task_struct *tsk)
+{
+	cputime_t utime;
+
+	utime = get_paca()->user_time;
+	get_paca()->user_time = 0;
+	account_user_time(tsk, utime);
+}
+
+static void account_process_time(struct pt_regs *regs)
+{
+	int cpu = smp_processor_id();
+
+	account_process_vtime(current);
+	run_local_timers();
+	if (rcu_pending(cpu))
+		rcu_check_callbacks(cpu, user_mode(regs));
+	scheduler_tick();
+ 	run_posix_cpu_timers(current);
+}
+
+#ifdef CONFIG_PPC_SPLPAR
+/*
+ * Stuff for accounting stolen time.
+ */
+struct cpu_purr_data {
+	int	initialized;			/* thread is running */
+	u64	tb0;			/* timebase at origin time */
+	u64	purr0;			/* PURR at origin time */
+	u64	tb;			/* last TB value read */
+	u64	purr;			/* last PURR value read */
+	u64	stolen;			/* stolen time so far */
+	spinlock_t lock;
+};
+
+static DEFINE_PER_CPU(struct cpu_purr_data, cpu_purr_data);
+
+static void snapshot_tb_and_purr(void *data)
+{
+	struct cpu_purr_data *p = &__get_cpu_var(cpu_purr_data);
+
+	p->tb0 = mftb();
+	p->purr0 = mfspr(SPRN_PURR);
+	p->tb = p->tb0;
+	p->purr = 0;
+	wmb();
+	p->initialized = 1;
+}
+
+/*
+ * Called during boot when all cpus have come up.
+ */
+void snapshot_timebases(void)
+{
+	int cpu;
+
+	if (!cpu_has_feature(CPU_FTR_PURR))
+		return;
+	for_each_cpu(cpu)
+		spin_lock_init(&per_cpu(cpu_purr_data, cpu).lock);
+	on_each_cpu(snapshot_tb_and_purr, NULL, 0, 1);
+}
+
+void calculate_steal_time(void)
+{
+	u64 tb, purr, t0;
+	s64 stolen;
+	struct cpu_purr_data *p0, *pme, *phim;
+	int cpu;
+
+	if (!cpu_has_feature(CPU_FTR_PURR))
+		return;
+	cpu = smp_processor_id();
+	pme = &per_cpu(cpu_purr_data, cpu);
+	if (!pme->initialized)
+		return;		/* this can happen in early boot */
+	p0 = &per_cpu(cpu_purr_data, cpu & ~1);
+	phim = &per_cpu(cpu_purr_data, cpu ^ 1);
+	spin_lock(&p0->lock);
+	tb = mftb();
+	purr = mfspr(SPRN_PURR) - pme->purr0;
+	if (!phim->initialized || !cpu_online(cpu ^ 1)) {
+		stolen = (tb - pme->tb) - (purr - pme->purr);
+	} else {
+		t0 = pme->tb0;
+		if (phim->tb0 < t0)
+			t0 = phim->tb0;
+		stolen = phim->tb - t0 - phim->purr - purr - p0->stolen;
+	}
+	if (stolen > 0) {
+		account_steal_time(current, stolen);
+		p0->stolen += stolen;
+	}
+	pme->tb = tb;
+	pme->purr = purr;
+	spin_unlock(&p0->lock);
+}
+
+/*
+ * Must be called before the cpu is added to the online map when
+ * a cpu is being brought up at runtime.
+ */
+static void snapshot_purr(void)
+{
+	int cpu;
+	u64 purr;
+	struct cpu_purr_data *p0, *pme, *phim;
+	unsigned long flags;
+
+	if (!cpu_has_feature(CPU_FTR_PURR))
+		return;
+	cpu = smp_processor_id();
+	pme = &per_cpu(cpu_purr_data, cpu);
+	p0 = &per_cpu(cpu_purr_data, cpu & ~1);
+	phim = &per_cpu(cpu_purr_data, cpu ^ 1);
+	spin_lock_irqsave(&p0->lock, flags);
+	pme->tb = pme->tb0 = mftb();
+	purr = mfspr(SPRN_PURR);
+	if (!phim->initialized) {
+		pme->purr = 0;
+		pme->purr0 = purr;
+	} else {
+		/* set p->purr and p->purr0 for no change in p0->stolen */
+		pme->purr = phim->tb - phim->tb0 - phim->purr - p0->stolen;
+		pme->purr0 = purr - pme->purr;
+	}
+	pme->initialized = 1;
+	spin_unlock_irqrestore(&p0->lock, flags);
+}
+
+#endif /* CONFIG_PPC_SPLPAR */
+
+#else /* ! CONFIG_VIRT_CPU_ACCOUNTING */
+#define calc_cputime_factors()
+#define account_process_time(regs)	update_process_times(user_mode(regs))
+#define calculate_steal_time()		do { } while (0)
+#endif
+
+#if !(defined(CONFIG_VIRT_CPU_ACCOUNTING) && defined(CONFIG_PPC_SPLPAR))
+#define snapshot_purr()			do { } while (0)
+#endif
+
+/*
+ * Called when a cpu comes up after the system has finished booting,
+ * i.e. as a result of a hotplug cpu action.
+ */
+void snapshot_timebase(void)
+{
+	__get_cpu_var(last_jiffy) = get_tb();
+	snapshot_purr();
+}
+
 void __delay(unsigned long loops)
 {
 	unsigned long start;
@@ -392,6 +612,7 @@ static void iSeries_tb_recal(void)
 						new_tb_ticks_per_jiffy, sign, tick_diff );
 				tb_ticks_per_jiffy = new_tb_ticks_per_jiffy;
 				tb_ticks_per_sec   = new_tb_ticks_per_sec;
+				calc_cputime_factors();
 				div128_by_32( XSEC_PER_SEC, 0, tb_ticks_per_sec, &divres );
 				do_gtod.tb_ticks_per_sec = tb_ticks_per_sec;
 				tb_to_xs = divres.result_low;
@@ -440,6 +661,7 @@ void timer_interrupt(struct pt_regs * regs)
 	irq_enter();
 
 	profile_tick(CPU_PROFILING, regs);
+	calculate_steal_time();
 
 #ifdef CONFIG_PPC_ISERIES
 	get_lppaca()->int_dword.fields.decr_int = 0;
@@ -461,7 +683,7 @@ void timer_interrupt(struct pt_regs * regs)
 		 * is the case.
 		 */
 		if (!cpu_is_offline(cpu))
-			update_process_times(user_mode(regs));
+			account_process_time(regs);
 
 		/*
 		 * No need to check whether cpu is offline here; boot_cpuid
@@ -518,13 +740,27 @@ void wakeup_decrementer(void)
 void __init smp_space_timers(unsigned int max_cpus)
 {
 	int i;
+	unsigned long half = tb_ticks_per_jiffy / 2;
 	unsigned long offset = tb_ticks_per_jiffy / max_cpus;
 	unsigned long previous_tb = per_cpu(last_jiffy, boot_cpuid);
 
 	/* make sure tb > per_cpu(last_jiffy, cpu) for all cpus always */
 	previous_tb -= tb_ticks_per_jiffy;
+	/*
+	 * The stolen time calculation for POWER5 shared-processor LPAR
+	 * systems works better if the two threads' timebase interrupts
+	 * are staggered by half a jiffy with respect to each other.
+	 */
 	for_each_cpu(i) {
-		if (i != boot_cpuid) {
+		if (i == boot_cpuid)
+			continue;
+		if (i == (boot_cpuid ^ 1))
+			per_cpu(last_jiffy, i) =
+				per_cpu(last_jiffy, boot_cpuid) - half;
+		else if (i & 1)
+			per_cpu(last_jiffy, i) =
+				per_cpu(last_jiffy, i ^ 1) + half;
+		else {
 			previous_tb += offset;
 			per_cpu(last_jiffy, i) = previous_tb;
 		}
@@ -720,6 +956,7 @@ void __init time_init(void)
 	tb_ticks_per_sec = ppc_tb_freq;
 	tb_ticks_per_usec = ppc_tb_freq / 1000000;
 	tb_to_us = mulhwu_scale_factor(ppc_tb_freq, 1000000);
+	calc_cputime_factors();
 
 	/*
 	 * Calculate the length of each tick in ns.  It will not be

arch/powerpc/kernel/vdso.c

@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/kernel/vdso.c
- *
  *    Copyright (C) 2004 Benjamin Herrenschmidt, IBM Corp.
  *			 <benh@kernel.crashing.org>
  *

arch/powerpc/lib/copypage_64.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/lib/copypage.S
- *
  * Copyright (C) 2002 Paul Mackerras, IBM Corp.
  *
  * This program is free software; you can redistribute it and/or

arch/powerpc/lib/copyuser_64.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/lib/copyuser.S
- *
  * Copyright (C) 2002 Paul Mackerras, IBM Corp.
  *
  * This program is free software; you can redistribute it and/or

arch/powerpc/lib/e2a.c

@@ -1,9 +1,7 @@
 /*
- *  arch/ppc64/lib/e2a.c
- *
  *  EBCDIC to ASCII conversion
  *
- * This function moved here from arch/ppc64/kernel/viopath.c
+ * This function moved here from arch/powerpc/platforms/iseries/viopath.c 
  *
  * (C) Copyright 2000-2004 IBM Corporation
  *
@@ -105,4 +103,14 @@ unsigned char e2a(unsigned char x)
 }
 EXPORT_SYMBOL(e2a);
 
+unsigned char* strne2a(unsigned char *dest, const unsigned char *src, size_t n)
+{
+	int i;
 
+	n = strnlen(src, n);
+
+	for (i = 0; i < n; i++)
+		dest[i] = e2a(src[i]);
+
+	return dest;
+}

arch/powerpc/lib/memcpy_64.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/lib/memcpy.S
- *
  * Copyright (C) 2002 Paul Mackerras, IBM Corp.
  *
  * This program is free software; you can redistribute it and/or

arch/powerpc/lib/rheap.c

@@ -1,6 +1,4 @@
 /*
- * arch/ppc/syslib/rheap.c
- *
  * A Remote Heap.  Remote means that we don't touch the memory that the
  * heap points to. Normal heap implementations use the memory they manage
  * to place their list. We cannot do that because the memory we manage may

arch/powerpc/mm/fault.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/mm/fault.c
- *
  *  PowerPC version
  *    Copyright (C) 1995-1996 Gary Thomas (gdt@linuxppc.org)
  *

arch/powerpc/mm/hash_low_32.S

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/kernel/hashtable.S
- *
  *  $Id: hashtable.S,v 1.6 1999/10/08 01:56:15 paulus Exp $
  *
  *  PowerPC version

arch/powerpc/mm/hash_utils_64.c

@@ -169,7 +169,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
 #ifdef CONFIG_PPC_ISERIES
 		if (_machine == PLATFORM_ISERIES_LPAR)
 			ret = iSeries_hpte_insert(hpteg, va,
-						  __pa(vaddr),
+						  paddr,
 						  tmp_mode,
 						  HPTE_V_BOLTED,
 						  psize);
@@ -178,7 +178,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
 #ifdef CONFIG_PPC_PSERIES
 		if (_machine & PLATFORM_LPAR)
 			ret = pSeries_lpar_hpte_insert(hpteg, va,
-						       virt_to_abs(paddr),
+						       paddr,
 						       tmp_mode,
 						       HPTE_V_BOLTED,
 						       psize);
@@ -186,7 +186,7 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
 #endif
 #ifdef CONFIG_PPC_MULTIPLATFORM
 			ret = native_hpte_insert(hpteg, va,
-						 virt_to_abs(paddr),
+						 paddr,
 						 tmp_mode, HPTE_V_BOLTED,
 						 psize);
 #endif
@@ -392,7 +392,7 @@ static unsigned long __init htab_get_table_size(void)
 #ifdef CONFIG_MEMORY_HOTPLUG
 void create_section_mapping(unsigned long start, unsigned long end)
 {
-		BUG_ON(htab_bolt_mapping(start, end, start,
+		BUG_ON(htab_bolt_mapping(start, end, __pa(start),
 			_PAGE_ACCESSED | _PAGE_DIRTY | _PAGE_COHERENT | PP_RWXX,
 			mmu_linear_psize));
 }
@@ -422,7 +422,7 @@ void __init htab_initialize(void)
 
 	htab_hash_mask = pteg_count - 1;
 
-	if (platform_is_lpar()) {
+	if (firmware_has_feature(FW_FEATURE_LPAR)) {
 		/* Using a hypervisor which owns the htab */
 		htab_address = NULL;
 		_SDR1 = 0; 
@@ -431,7 +431,6 @@ void __init htab_initialize(void)
 		 * the absolute address space.
 		 */
 		table = lmb_alloc(htab_size_bytes, htab_size_bytes);
-		BUG_ON(table == 0);
 
 		DBG("Hash table allocated at %lx, size: %lx\n", table,
 		    htab_size_bytes);
@@ -474,21 +473,22 @@ void __init htab_initialize(void)
 
 		if (dart_tablebase != 0 && dart_tablebase >= base
 		    && dart_tablebase < (base + size)) {
+			unsigned long dart_table_end = dart_tablebase + 16 * MB;
 			if (base != dart_tablebase)
 				BUG_ON(htab_bolt_mapping(base, dart_tablebase,
-							 base, mode_rw,
+							__pa(base), mode_rw,
-							 mmu_linear_psize));
+							mmu_linear_psize));
-			if ((base + size) > (dart_tablebase + 16*MB))
+			if ((base + size) > dart_table_end)
 				BUG_ON(htab_bolt_mapping(dart_tablebase+16*MB,
-							 base + size,
+							base + size,
-							 dart_tablebase+16*MB,
+							__pa(dart_table_end),
 							 mode_rw,
 							 mmu_linear_psize));
 			continue;
 		}
 #endif /* CONFIG_U3_DART */
-		BUG_ON(htab_bolt_mapping(base, base + size, base,
+		BUG_ON(htab_bolt_mapping(base, base + size, __pa(base),
-					 mode_rw, mmu_linear_psize));
+					mode_rw, mmu_linear_psize));
        }
 
 	/*
@@ -505,8 +505,8 @@ void __init htab_initialize(void)
 		if (base + size >= tce_alloc_start)
 			tce_alloc_start = base + size + 1;
 
- 		BUG_ON(htab_bolt_mapping(tce_alloc_start, tce_alloc_end,
+		BUG_ON(htab_bolt_mapping(tce_alloc_start, tce_alloc_end,
- 					 tce_alloc_start, mode_rw,
+					 __pa(tce_alloc_start), mode_rw,
 					 mmu_linear_psize));
 	}
 
@@ -517,7 +517,7 @@ void __init htab_initialize(void)
 
 void htab_initialize_secondary(void)
 {
-	if (!platform_is_lpar())
+	if (!firmware_has_feature(FW_FEATURE_LPAR))
 		mtspr(SPRN_SDR1, _SDR1);
 }
 

arch/powerpc/mm/init_64.c

@@ -84,54 +84,6 @@
 /* max amount of RAM to use */
 unsigned long __max_memory;
 
-/* info on what we think the IO hole is */
-unsigned long 	io_hole_start;
-unsigned long	io_hole_size;
-
-/*
- * Do very early mm setup.
- */
-void __init mm_init_ppc64(void)
-{
-#ifndef CONFIG_PPC_ISERIES
-	unsigned long i;
-#endif
-
-	ppc64_boot_msg(0x100, "MM Init");
-
-	/* This is the story of the IO hole... please, keep seated,
-	 * unfortunately, we are out of oxygen masks at the moment.
-	 * So we need some rough way to tell where your big IO hole
-	 * is. On pmac, it's between 2G and 4G, on POWER3, it's around
-	 * that area as well, on POWER4 we don't have one, etc...
-	 * We need that as a "hint" when sizing the TCE table on POWER3
-	 * So far, the simplest way that seem work well enough for us it
-	 * to just assume that the first discontinuity in our physical
-	 * RAM layout is the IO hole. That may not be correct in the future
-	 * (and isn't on iSeries but then we don't care ;)
-	 */
-
-#ifndef CONFIG_PPC_ISERIES
-	for (i = 1; i < lmb.memory.cnt; i++) {
-		unsigned long base, prevbase, prevsize;
-
-		prevbase = lmb.memory.region[i-1].base;
-		prevsize = lmb.memory.region[i-1].size;
-		base = lmb.memory.region[i].base;
-		if (base > (prevbase + prevsize)) {
-			io_hole_start = prevbase + prevsize;
-			io_hole_size = base  - (prevbase + prevsize);
-			break;
-		}
-	}
-#endif /* CONFIG_PPC_ISERIES */
-	if (io_hole_start)
-		printk("IO Hole assumed to be %lx -> %lx\n",
-		       io_hole_start, io_hole_start + io_hole_size - 1);
-
-	ppc64_boot_msg(0x100, "MM Init Done");
-}
-
 void free_initmem(void)
 {
 	unsigned long addr;

arch/powerpc/mm/lmb.c

@@ -31,6 +31,8 @@
 #define DBG(fmt...)
 #endif
 
+#define LMB_ALLOC_ANYWHERE	0
+
 struct lmb lmb;
 
 void lmb_dump_all(void)
@@ -225,6 +227,20 @@ unsigned long __init lmb_alloc(unsigned long size, unsigned long align)
 
 unsigned long __init lmb_alloc_base(unsigned long size, unsigned long align,
 				    unsigned long max_addr)
+{
+	unsigned long alloc;
+
+	alloc = __lmb_alloc_base(size, align, max_addr);
+
+	if (alloc == 0)
+		panic("ERROR: Failed to allocate 0x%lx bytes below 0x%lx.\n",
+				size, max_addr);
+
+	return alloc;
+}
+
+unsigned long __init __lmb_alloc_base(unsigned long size, unsigned long align,
+				    unsigned long max_addr)
 {
 	long i, j;
 	unsigned long base = 0;

arch/powerpc/mm/mem.c

@@ -125,7 +125,7 @@ int __devinit add_memory(u64 start, u64 size)
 	nid = hot_add_scn_to_nid(start);
 	pgdata = NODE_DATA(nid);
 
-	start = __va(start);
+	start = (unsigned long)__va(start);
 	create_section_mapping(start, start + size);
 
 	/* this should work for most non-highmem platforms */
@@ -249,7 +249,6 @@ void __init do_init_bootmem(void)
 	bootmap_pages = bootmem_bootmap_pages(total_pages);
 
 	start = lmb_alloc(bootmap_pages << PAGE_SHIFT, PAGE_SIZE);
-	BUG_ON(!start);
 
 	boot_mapsize = init_bootmem(start >> PAGE_SHIFT, total_pages);
 

arch/powerpc/mm/mmap.c

@@ -1,6 +1,4 @@
 /*
- *  linux/arch/ppc64/mm/mmap.c
- *
  *  flexible mmap layout support
  *
  * Copyright 2003-2004 Red Hat Inc., Durham, North Carolina.

arch/powerpc/mm/numa.c

@@ -129,10 +129,12 @@ void __init get_region(unsigned int nid, unsigned long *start_pfn,
 		*start_pfn = 0;
 }
 
-static inline void map_cpu_to_node(int cpu, int node)
+static void __cpuinit map_cpu_to_node(int cpu, int node)
 {
 	numa_cpu_lookup_table[cpu] = node;
 
+	dbg("adding cpu %d to node %d\n", cpu, node);
+
 	if (!(cpu_isset(cpu, numa_cpumask_lookup_table[node])))
 		cpu_set(cpu, numa_cpumask_lookup_table[node]);
 }
@@ -153,7 +155,7 @@ static void unmap_cpu_from_node(unsigned long cpu)
 }
 #endif /* CONFIG_HOTPLUG_CPU */
 
-static struct device_node *find_cpu_node(unsigned int cpu)
+static struct device_node * __cpuinit find_cpu_node(unsigned int cpu)
 {
 	unsigned int hw_cpuid = get_hard_smp_processor_id(cpu);
 	struct device_node *cpu_node = NULL;
@@ -189,23 +191,29 @@ static int *of_get_associativity(struct device_node *dev)
 	return (unsigned int *)get_property(dev, "ibm,associativity", NULL);
 }
 
-static int of_node_numa_domain(struct device_node *device)
+/* Returns nid in the range [0..MAX_NUMNODES-1], or -1 if no useful numa
+ * info is found.
+ */
+static int of_node_to_nid(struct device_node *device)
 {
-	int numa_domain;
+	int nid = -1;
 	unsigned int *tmp;
 
 	if (min_common_depth == -1)
-		return 0;
+		goto out;
 
 	tmp = of_get_associativity(device);
-	if (tmp && (tmp[0] >= min_common_depth)) {
+	if (!tmp)
-		numa_domain = tmp[min_common_depth];
+		goto out;
-	} else {
+
-		dbg("WARNING: no NUMA information for %s\n",
+	if (tmp[0] >= min_common_depth)
-		    device->full_name);
+		nid = tmp[min_common_depth];
-		numa_domain = 0;
+
-	}
+	/* POWER4 LPAR uses 0xffff as invalid node */
-	return numa_domain;
+	if (nid == 0xffff || nid >= MAX_NUMNODES)
+		nid = -1;
+out:
+	return nid;
 }
 
 /*
@@ -246,8 +254,7 @@ static int __init find_min_common_depth(void)
 	if ((len >= 1) && ref_points) {
 		depth = ref_points[1];
 	} else {
-		dbg("WARNING: could not find NUMA "
+		dbg("NUMA: ibm,associativity-reference-points not found.\n");
-		    "associativity reference point\n");
 		depth = -1;
 	}
 	of_node_put(rtas_root);
@@ -283,9 +290,9 @@ static unsigned long __devinit read_n_cells(int n, unsigned int **buf)
  * Figure out to which domain a cpu belongs and stick it there.
  * Return the id of the domain used.
  */
-static int numa_setup_cpu(unsigned long lcpu)
+static int __cpuinit numa_setup_cpu(unsigned long lcpu)
 {
-	int numa_domain = 0;
+	int nid = 0;
 	struct device_node *cpu = find_cpu_node(lcpu);
 
 	if (!cpu) {
@@ -293,27 +300,16 @@ static int numa_setup_cpu(unsigned long lcpu)
 		goto out;
 	}
 
-	numa_domain = of_node_numa_domain(cpu);
+	nid = of_node_to_nid(cpu);
 
-	if (numa_domain >= num_online_nodes()) {
+	if (nid < 0 || !node_online(nid))
-		/*
+		nid = any_online_node(NODE_MASK_ALL);
-		 * POWER4 LPAR uses 0xffff as invalid node,
-		 * dont warn in this case.
-		 */
-		if (numa_domain != 0xffff)
-			printk(KERN_ERR "WARNING: cpu %ld "
-			       "maps to invalid NUMA node %d\n",
-			       lcpu, numa_domain);
-		numa_domain = 0;
-	}
 out:
-	node_set_online(numa_domain);
+	map_cpu_to_node(lcpu, nid);
-
-	map_cpu_to_node(lcpu, numa_domain);
 
 	of_node_put(cpu);
 
-	return numa_domain;
+	return nid;
 }
 
 static int cpu_numa_callback(struct notifier_block *nfb,
@@ -325,10 +321,7 @@ static int cpu_numa_callback(struct notifier_block *nfb,
 
 	switch (action) {
 	case CPU_UP_PREPARE:
-		if (min_common_depth == -1 || !numa_enabled)
+		numa_setup_cpu(lcpu);
-			map_cpu_to_node(lcpu, 0);
-		else
-			numa_setup_cpu(lcpu);
 		ret = NOTIFY_OK;
 		break;
 #ifdef CONFIG_HOTPLUG_CPU
@@ -375,7 +368,7 @@ static int __init parse_numa_properties(void)
 {
 	struct device_node *cpu = NULL;
 	struct device_node *memory = NULL;
-	int max_domain;
+	int default_nid = 0;
 	unsigned long i;
 
 	if (numa_enabled == 0) {
@@ -385,32 +378,32 @@ static int __init parse_numa_properties(void)
 
 	min_common_depth = find_min_common_depth();
 
-	dbg("NUMA associativity depth for CPU/Memory: %d\n", min_common_depth);
 	if (min_common_depth < 0)
 		return min_common_depth;
 
-	max_domain = numa_setup_cpu(boot_cpuid);
+	dbg("NUMA associativity depth for CPU/Memory: %d\n", min_common_depth);
 
 	/*
-	 * Even though we connect cpus to numa domains later in SMP init,
+	 * Even though we connect cpus to numa domains later in SMP
-	 * we need to know the maximum node id now. This is because each
+	 * init, we need to know the node ids now. This is because
-	 * node id must have NODE_DATA etc backing it.
+	 * each node to be onlined must have NODE_DATA etc backing it.
-	 * As a result of hotplug we could still have cpus appear later on
-	 * with larger node ids. In that case we force the cpu into node 0.
 	 */
-	for_each_cpu(i) {
+	for_each_present_cpu(i) {
-		int numa_domain;
+		int nid;
 
 		cpu = find_cpu_node(i);
+		BUG_ON(!cpu);
+		nid = of_node_to_nid(cpu);
+		of_node_put(cpu);
 
-		if (cpu) {
+		/*
-			numa_domain = of_node_numa_domain(cpu);
+		 * Don't fall back to default_nid yet -- we will plug
-			of_node_put(cpu);
+		 * cpus into nodes once the memory scan has discovered
-
+		 * the topology.
-			if (numa_domain < MAX_NUMNODES &&
+		 */
-			    max_domain < numa_domain)
+		if (nid < 0)
-				max_domain = numa_domain;
+			continue;
-		}
+		node_set_online(nid);
 	}
 
 	get_n_mem_cells(&n_mem_addr_cells, &n_mem_size_cells);
@@ -418,7 +411,7 @@ static int __init parse_numa_properties(void)
 	while ((memory = of_find_node_by_type(memory, "memory")) != NULL) {
 		unsigned long start;
 		unsigned long size;
-		int numa_domain;
+		int nid;
 		int ranges;
 		unsigned int *memcell_buf;
 		unsigned int len;
@@ -439,18 +432,15 @@ new_range:
 		start = read_n_cells(n_mem_addr_cells, &memcell_buf);
 		size = read_n_cells(n_mem_size_cells, &memcell_buf);
 
-		numa_domain = of_node_numa_domain(memory);
+		/*
-
+		 * Assumption: either all memory nodes or none will
-		if (numa_domain >= MAX_NUMNODES) {
+		 * have associativity properties.  If none, then
-			if (numa_domain != 0xffff)
+		 * everything goes to default_nid.
-				printk(KERN_ERR "WARNING: memory at %lx maps "
+		 */
-				       "to invalid NUMA node %d\n", start,
+		nid = of_node_to_nid(memory);
-				       numa_domain);
+		if (nid < 0)
-			numa_domain = 0;
+			nid = default_nid;
-		}
+		node_set_online(nid);
-
-		if (max_domain < numa_domain)
-			max_domain = numa_domain;
 
 		if (!(size = numa_enforce_memory_limit(start, size))) {
 			if (--ranges)
@@ -459,16 +449,13 @@ new_range:
 				continue;
 		}
 
-		add_region(numa_domain, start >> PAGE_SHIFT,
+		add_region(nid, start >> PAGE_SHIFT,
 			   size >> PAGE_SHIFT);
 
 		if (--ranges)
 			goto new_range;
 	}
 
-	for (i = 0; i <= max_domain; i++)
-		node_set_online(i);
-
 	return 0;
 }
 
@@ -483,7 +470,6 @@ static void __init setup_nonnuma(void)
 	printk(KERN_INFO "Memory hole size: %ldMB\n",
 	       (top_of_ram - total_ram) >> 20);
 
-	map_cpu_to_node(boot_cpuid, 0);
 	for (i = 0; i < lmb.memory.cnt; ++i)
 		add_region(0, lmb.memory.region[i].base >> PAGE_SHIFT,
 			   lmb_size_pages(&lmb.memory, i));
@@ -570,11 +556,11 @@ static void __init *careful_allocation(int nid, unsigned long size,
 				       unsigned long end_pfn)
 {
 	int new_nid;
-	unsigned long ret = lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
+	unsigned long ret = __lmb_alloc_base(size, align, end_pfn << PAGE_SHIFT);
 
 	/* retry over all memory */
 	if (!ret)
-		ret = lmb_alloc_base(size, align, lmb_end_of_DRAM());
+		ret = __lmb_alloc_base(size, align, lmb_end_of_DRAM());
 
 	if (!ret)
 		panic("numa.c: cannot allocate %lu bytes on node %d",
@@ -620,6 +606,8 @@ void __init do_init_bootmem(void)
 		dump_numa_memory_topology();
 
 	register_cpu_notifier(&ppc64_numa_nb);
+	cpu_numa_callback(&ppc64_numa_nb, CPU_UP_PREPARE,
+			  (void *)(unsigned long)boot_cpuid);
 
 	for_each_online_node(nid) {
 		unsigned long start_pfn, end_pfn, pages_present;
@@ -767,10 +755,10 @@ int hot_add_scn_to_nid(unsigned long scn_addr)
 {
 	struct device_node *memory = NULL;
 	nodemask_t nodes;
-	int numa_domain = 0;
+	int default_nid = any_online_node(NODE_MASK_ALL);
 
 	if (!numa_enabled || (min_common_depth < 0))
-		return numa_domain;
+		return default_nid;
 
 	while ((memory = of_find_node_by_type(memory, "memory")) != NULL) {
 		unsigned long start, size;
@@ -787,15 +775,15 @@ int hot_add_scn_to_nid(unsigned long scn_addr)
 ha_new_range:
 		start = read_n_cells(n_mem_addr_cells, &memcell_buf);
 		size = read_n_cells(n_mem_size_cells, &memcell_buf);
-		numa_domain = of_node_numa_domain(memory);
+		nid = of_node_to_nid(memory);
 
 		/* Domains not present at boot default to 0 */
-		if (!node_online(numa_domain))
+		if (nid < 0 || !node_online(nid))
-			numa_domain = any_online_node(NODE_MASK_ALL);
+			nid = default_nid;
 
 		if ((scn_addr >= start) && (scn_addr < (start + size))) {
 			of_node_put(memory);
-			goto got_numa_domain;
+			goto got_nid;
 		}
 
 		if (--ranges)		/* process all ranges in cell */
@@ -804,12 +792,12 @@ ha_new_range:
 	BUG();	/* section address should be found above */
 
 	/* Temporary code to ensure that returned node is not empty */
-got_numa_domain:
+got_nid:
 	nodes_setall(nodes);
-	while (NODE_DATA(numa_domain)->node_spanned_pages == 0) {
+	while (NODE_DATA(nid)->node_spanned_pages == 0) {
-		node_clear(numa_domain, nodes);
+		node_clear(nid, nodes);
-		numa_domain = any_online_node(nodes);
+		nid = any_online_node(nodes);
 	}
-	return numa_domain;
+	return nid;
 }
 #endif /* CONFIG_MEMORY_HOTPLUG */

arch/powerpc/mm/slb_low.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/mm/slb_low.S
- *
  * Low-level SLB routines
  *
  * Copyright (C) 2004 David Gibson <dwg@au.ibm.com>, IBM

arch/powerpc/mm/stab.c

@@ -247,10 +247,6 @@ void stabs_alloc(void)
 
 		newstab = lmb_alloc_base(HW_PAGE_SIZE, HW_PAGE_SIZE,
 					 1<<SID_SHIFT);
-		if (! newstab)
-			panic("Unable to allocate segment table for CPU %d.\n",
-			      cpu);
-
 		newstab = (unsigned long)__va(newstab);
 
 		memset((void *)newstab, 0, HW_PAGE_SIZE);

arch/powerpc/mm/tlb_64.c

@@ -36,7 +36,7 @@
 DEFINE_PER_CPU(struct ppc64_tlb_batch, ppc64_tlb_batch);
 
 /* This is declared as we are using the more or less generic
- * include/asm-ppc64/tlb.h file -- tgall
+ * include/asm-powerpc/tlb.h file -- tgall
  */
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 DEFINE_PER_CPU(struct pte_freelist_batch *, pte_freelist_cur);

arch/powerpc/oprofile/op_model_power4.c

@@ -10,6 +10,7 @@
 #include <linux/oprofile.h>
 #include <linux/init.h>
 #include <linux/smp.h>
+#include <asm/firmware.h>
 #include <asm/ptrace.h>
 #include <asm/system.h>
 #include <asm/processor.h>
@@ -232,7 +233,7 @@ static unsigned long get_pc(struct pt_regs *regs)
 	mmcra = mfspr(SPRN_MMCRA);
 
 	/* Were we in the hypervisor? */
-	if (platform_is_lpar() && (mmcra & MMCRA_SIHV))
+	if (firmware_has_feature(FW_FEATURE_LPAR) && (mmcra & MMCRA_SIHV))
 		/* function descriptor madness */
 		return *((unsigned long *)hypervisor_bucket);
 

arch/powerpc/platforms/83xx/Makefile

@@ -1,4 +1,6 @@
 #
 # Makefile for the PowerPC 83xx linux kernel.
 #
-obj-$(CONFIG_MPC834x_SYS)	+= mpc834x_sys.o pci.o
+obj-y				:= misc.o
+obj-$(CONFIG_PCI)		+= pci.o
+obj-$(CONFIG_MPC834x_SYS)	+= mpc834x_sys.o

arch/powerpc/platforms/83xx/misc.c

@@ -0,0 +1,55 @@
+/*
+ * misc setup functions for MPC83xx
+ *
+ * Maintainer: Kumar Gala <galak@kernel.crashing.org>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+
+#include <asm/io.h>
+#include <asm/hw_irq.h>
+#include <sysdev/fsl_soc.h>
+
+#include "mpc83xx.h"
+
+void mpc83xx_restart(char *cmd)
+{
+#define RST_OFFSET	0x00000900
+#define RST_PROT_REG	0x00000018
+#define RST_CTRL_REG	0x0000001c
+	__be32 __iomem *reg;
+
+	/* map reset register space */
+	reg = ioremap(get_immrbase() + 0x900, 0xff);
+
+	local_irq_disable();
+
+	/* enable software reset "RSTE" */
+	out_be32(reg + (RST_PROT_REG >> 2), 0x52535445);
+
+	/* set software hard reset */
+	out_be32(reg + (RST_CTRL_REG >> 2), 0x2);
+	for (;;) ;
+}
+
+long __init mpc83xx_time_init(void)
+{
+#define SPCR_OFFSET	0x00000110
+#define SPCR_TBEN	0x00400000
+	__be32 __iomem *spcr = ioremap(get_immrbase() + SPCR_OFFSET, 4);
+	__be32 tmp;
+
+	tmp = in_be32(spcr);
+	out_be32(spcr, tmp | SPCR_TBEN);
+
+	iounmap(spcr);
+
+	return 0;
+}

arch/powerpc/platforms/83xx/mpc834x_sys.c

@@ -24,22 +24,15 @@
 #include <linux/delay.h>
 #include <linux/seq_file.h>
 #include <linux/root_dev.h>
-#include <linux/module.h>
-#include <linux/fsl_devices.h>
 
 #include <asm/system.h>
-#include <asm/pgtable.h>
-#include <asm/page.h>
 #include <asm/atomic.h>
 #include <asm/time.h>
 #include <asm/io.h>
 #include <asm/machdep.h>
 #include <asm/ipic.h>
 #include <asm/bootinfo.h>
-#include <asm/pci-bridge.h>
-#include <asm/mpc83xx.h>
 #include <asm/irq.h>
-#include <mm/mmu_decl.h>
 #include <asm/prom.h>
 #include <asm/udbg.h>
 #include <sysdev/fsl_soc.h>
@@ -52,8 +45,6 @@ unsigned long isa_mem_base = 0;
 #endif
 
 #ifdef CONFIG_PCI
-extern int mpc83xx_pci2_busno;
-
 static int
 mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
 {
@@ -78,26 +69,14 @@ mpc83xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
 	const long min_idsel = 0x11, max_idsel = 0x20, irqs_per_slot = 4;
 	return PCI_IRQ_TABLE_LOOKUP;
 }
-
+#endif				/* CONFIG_PCI */
-static int
-mpc83xx_exclude_device(u_char bus, u_char devfn)
-{
-	if (bus == 0 && PCI_SLOT(devfn) == 0)
-		return PCIBIOS_DEVICE_NOT_FOUND;
-	if (mpc83xx_pci2_busno)
-		if (bus == (mpc83xx_pci2_busno) && PCI_SLOT(devfn) == 0)
-			return PCIBIOS_DEVICE_NOT_FOUND;
-	return PCIBIOS_SUCCESSFUL;
-}
-#endif /* CONFIG_PCI */
 
 /* ************************************************************************
  *
  * Setup the architecture
  *
  */
-static void __init
+static void __init mpc834x_sys_setup_arch(void)
-mpc834x_sys_setup_arch(void)
 {
 	struct device_node *np;
 
@@ -106,14 +85,14 @@ mpc834x_sys_setup_arch(void)
 
 	np = of_find_node_by_type(NULL, "cpu");
 	if (np != 0) {
-		unsigned int *fp = (int *) get_property(np, "clock-frequency", NULL);
+		unsigned int *fp =
+		    (int *)get_property(np, "clock-frequency", NULL);
 		if (fp != 0)
 			loops_per_jiffy = *fp / HZ;
 		else
 			loops_per_jiffy = 50000000 / HZ;
 		of_node_put(np);
 	}
-
 #ifdef CONFIG_PCI
 	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
 		add_bridge(np);
@@ -124,14 +103,13 @@ mpc834x_sys_setup_arch(void)
 #endif
 
 #ifdef  CONFIG_ROOT_NFS
-		ROOT_DEV = Root_NFS;
+	ROOT_DEV = Root_NFS;
 #else
-		ROOT_DEV = Root_HDA1;
+	ROOT_DEV = Root_HDA1;
 #endif
 }
 
-void __init
+void __init mpc834x_sys_init_IRQ(void)
-mpc834x_sys_init_IRQ(void)
 {
 	u8 senses[8] = {
 		0,			/* EXT 0 */
@@ -160,64 +138,27 @@ mpc834x_sys_init_IRQ(void)
 }
 
 #if defined(CONFIG_I2C_MPC) && defined(CONFIG_SENSORS_DS1374)
-extern ulong	ds1374_get_rtc_time(void);
+extern ulong ds1374_get_rtc_time(void);
-extern int	ds1374_set_rtc_time(ulong);
+extern int ds1374_set_rtc_time(ulong);
 
-static int __init
+static int __init mpc834x_rtc_hookup(void)
-mpc834x_rtc_hookup(void)
 {
-	struct timespec	tv;
+	struct timespec tv;
 
 	ppc_md.get_rtc_time = ds1374_get_rtc_time;
 	ppc_md.set_rtc_time = ds1374_set_rtc_time;
 
 	tv.tv_nsec = 0;
-	tv.tv_sec = (ppc_md.get_rtc_time)();
+	tv.tv_sec = (ppc_md.get_rtc_time) ();
 	do_settimeofday(&tv);
 
 	return 0;
 }
+
 late_initcall(mpc834x_rtc_hookup);
 #endif
 
-static void
+void __init platform_init(void)
-mpc83xx_restart(char *cmd)
-{
-#define RST_OFFSET	0x00000900
-#define RST_PROT_REG	0x00000018
-#define RST_CTRL_REG	0x0000001c
-	__be32 __iomem *reg;
-
-	// map reset register space
-	reg = ioremap(get_immrbase() + 0x900, 0xff);
-
-	local_irq_disable();
-
-	/* enable software reset "RSTE" */
-	out_be32(reg + (RST_PROT_REG >> 2), 0x52535445);
-
-	/* set software hard reset */
-	out_be32(reg + (RST_CTRL_REG >> 2), 0x52535445);
-	for(;;);
-}
-
-static long __init
-mpc83xx_time_init(void)
-{
-#define SPCR_OFFSET	0x00000110
-#define SPCR_TBEN	0x00400000
-	__be32 __iomem *spcr = ioremap(get_immrbase() + SPCR_OFFSET, 4);
-	__be32 tmp;
-
-	tmp = in_be32(spcr);
-	out_be32(spcr, tmp|SPCR_TBEN);
-
-	iounmap(spcr);
-
-	return 0;
-}
-void __init
-platform_init(void)
 {
 	/* setup the PowerPC module struct */
 	ppc_md.setup_arch = mpc834x_sys_setup_arch;
@@ -239,5 +180,3 @@ platform_init(void)
 
 	return;
 }
-
-

arch/powerpc/platforms/83xx/mpc834x_sys.h

@@ -20,4 +20,4 @@
 #define PIRQC	MPC83xx_IRQ_EXT6
 #define PIRQD	MPC83xx_IRQ_EXT7
 
-#endif                /* __MACH_MPC83XX_SYS_H__ */
+#endif				/* __MACH_MPC83XX_SYS_H__ */

arch/powerpc/platforms/83xx/mpc83xx.h

@@ -10,5 +10,8 @@
  */
 
 extern int add_bridge(struct device_node *dev);
+extern int mpc83xx_exclude_device(u_char bus, u_char devfn);
+extern void mpc83xx_restart(char *cmd);
+extern long mpc83xx_time_init(void);
 
-#endif /* __MPC83XX_H__ */
+#endif				/* __MPC83XX_H__ */

arch/powerpc/platforms/83xx/pci.c

@@ -36,7 +36,16 @@
 
 int mpc83xx_pci2_busno;
 
-#ifdef CONFIG_PCI
+int mpc83xx_exclude_device(u_char bus, u_char devfn)
+{
+	if (bus == 0 && PCI_SLOT(devfn) == 0)
+		return PCIBIOS_DEVICE_NOT_FOUND;
+	if (mpc83xx_pci2_busno)
+		if (bus == (mpc83xx_pci2_busno) && PCI_SLOT(devfn) == 0)
+			return PCIBIOS_DEVICE_NOT_FOUND;
+	return PCIBIOS_SUCCESSFUL;
+}
+
 int __init add_bridge(struct device_node *dev)
 {
 	int len;
@@ -52,7 +61,7 @@ int __init add_bridge(struct device_node *dev)
 	has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
 
 	/* Get bus range if any */
-	bus_range = (int *) get_property(dev, "bus-range", &len);
+	bus_range = (int *)get_property(dev, "bus-range", &len);
 	if (bus_range == NULL || len < 2 * sizeof(int)) {
 		printk(KERN_WARNING "Can't get bus-range for %s, assume"
 		       " bus 0\n", dev->full_name);
@@ -74,7 +83,7 @@ int __init add_bridge(struct device_node *dev)
 	if ((rsrc.start & 0xfffff) == 0x8500) {
 		setup_indirect_pci(hose, immr + 0x8300, immr + 0x8304);
 	}
-	/* PCI 2*/
+	/* PCI 2 */
 	if ((rsrc.start & 0xfffff) == 0x8600) {
 		setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384);
 		primary = 0;
@@ -84,10 +93,10 @@ int __init add_bridge(struct device_node *dev)
 
 	printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%08lx. "
 	       "Firmware bus number: %d->%d\n",
-		rsrc.start, hose->first_busno, hose->last_busno);
+	       rsrc.start, hose->first_busno, hose->last_busno);
 
 	DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
-		hose, hose->cfg_addr, hose->cfg_data);
+	    hose, hose->cfg_addr, hose->cfg_data);
 
 	/* Interpret the "ranges" property */
 	/* This also maps the I/O region and sets isa_io/mem_base */
@@ -95,5 +104,3 @@ int __init add_bridge(struct device_node *dev)
 
 	return 0;
 }
-
-#endif

arch/powerpc/platforms/85xx/Kconfig

@@ -1,86 +1,30 @@
-config 85xx
+menu "Platform support"
-	bool
+	depends on PPC_85xx
-	depends on E500
-	default y
-
-config PPC_INDIRECT_PCI_BE
-	bool
-	depends on 85xx
-	default y
-
-menu "Freescale 85xx options"
-	depends on E500
 
 choice
 	prompt "Machine Type"
-	depends on 85xx
 	default MPC8540_ADS
 
 config MPC8540_ADS
 	bool "Freescale MPC8540 ADS"
 	help
-	  This option enables support for the MPC 8540 ADS evaluation board.
+	  This option enables support for the MPC 8540 ADS board
-
-config MPC8548_CDS
-	bool "Freescale MPC8548 CDS"
-	help
-	  This option enablese support for the MPC8548 CDS evaluation board.
-
-config MPC8555_CDS
-	bool "Freescale MPC8555 CDS"
-	help
-	  This option enablese support for the MPC8555 CDS evaluation board.
-
-config MPC8560_ADS
-	bool "Freescale MPC8560 ADS"
-	help
-	  This option enables support for the MPC 8560 ADS evaluation board.
-
-config SBC8560
-	bool "WindRiver PowerQUICC III SBC8560"
-	help
-	  This option enables support for the WindRiver PowerQUICC III 
-	  SBC8560 board.
-
-config STX_GP3
-	bool "Silicon Turnkey Express GP3"
-	help
-	  This option enables support for the Silicon Turnkey Express GP3
-	  board.
 
 endchoice
 
-# It's often necessary to know the specific 85xx processor type.
-# Fortunately, it is implied (so far) from the board type, so we
-# don't need to ask more redundant questions.
 config MPC8540
 	bool
-	depends on MPC8540_ADS
+	select PPC_UDBG_16550
-	default y
+	select PPC_INDIRECT_PCI
+	default y if MPC8540_ADS
 
-config MPC8548
+config PPC_INDIRECT_PCI_BE
 	bool
-	depends on MPC8548_CDS
+	depends on PPC_85xx
 	default y
 
-config MPC8555
+config MPIC
 	bool
-	depends on MPC8555_CDS
-	default y
-
-config MPC8560
-	bool
-	depends on SBC8560 || MPC8560_ADS || STX_GP3
-	default y
-
-config 85xx_PCI2
-	bool "Supprt for 2nd PCI host controller"
-	depends on MPC8555_CDS
-	default y
-
-config PPC_GEN550
-	bool
-	depends on MPC8540 || SBC8560 || MPC8555
 	default y
 
 endmenu

arch/powerpc/platforms/85xx/Makefile

@@ -1 +1,5 @@
-# empty makefile so make clean works
+#
+# Makefile for the PowerPC 85xx linux kernel.
+#
+obj-$(CONFIG_PPC_85xx)	+= misc.o pci.o
+obj-$(CONFIG_MPC8540_ADS) += mpc85xx_ads.o

arch/powerpc/platforms/85xx/misc.c

@@ -0,0 +1,31 @@
+/*
+ * MPC85xx generic code.
+ *
+ * Maintained by Kumar Gala (see MAINTAINERS for contact information)
+ *
+ * Copyright 2005 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+#include <linux/irq.h>
+#include <linux/module.h>
+#include <asm/irq.h>
+
+extern void abort(void);
+
+void mpc85xx_restart(char *cmd)
+{
+	local_irq_disable();
+	abort();
+}
+
+/* For now this is a pass through */
+phys_addr_t fixup_bigphys_addr(phys_addr_t addr, phys_addr_t size)
+{
+	return addr;
+};
+
+EXPORT_SYMBOL(fixup_bigphys_addr);

arch/powerpc/platforms/85xx/mpc8540_ads.h

@@ -0,0 +1,36 @@
+/*
+ * arch/ppc/platforms/85xx/mpc8540_ads.h
+ *
+ * MPC8540ADS board definitions
+ *
+ * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ *
+ * Copyright 2004 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ *
+ */
+
+#ifndef __MACH_MPC8540ADS_H__
+#define __MACH_MPC8540ADS_H__
+
+#include <linux/config.h>
+#include <linux/initrd.h>
+
+#define BOARD_CCSRBAR		((uint)0xe0000000)
+#define BCSR_ADDR		((uint)0xf8000000)
+#define BCSR_SIZE		((uint)(32 * 1024))
+
+/* PCI interrupt controller */
+#define PIRQA		MPC85xx_IRQ_EXT1
+#define PIRQB		MPC85xx_IRQ_EXT2
+#define PIRQC		MPC85xx_IRQ_EXT3
+#define PIRQD		MPC85xx_IRQ_EXT4
+
+/* Offset of CPM register space */
+#define CPM_MAP_ADDR	(CCSRBAR + MPC85xx_CPM_OFFSET)
+
+#endif				/* __MACH_MPC8540ADS_H__ */

arch/powerpc/platforms/85xx/mpc85xx.h

@@ -0,0 +1,18 @@
+/*
+ * arch/ppc/platforms/85xx/mpc85xx.h
+ *
+ * MPC85xx soc definitions/function decls
+ *
+ * Maintainer: Kumar Gala <kumar.gala@freescale.com>
+ *
+ * Copyright 2005 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ *
+ */
+
+extern void mpc85xx_restart(char *);
+extern int add_bridge(struct device_node *dev);

arch/powerpc/platforms/85xx/mpc85xx_ads.c

@@ -0,0 +1,244 @@
+/*
+ * MPC85xx setup and early boot code plus other random bits.
+ *
+ * Maintained by Kumar Gala (see MAINTAINERS for contact information)
+ *
+ * Copyright 2005 Freescale Semiconductor Inc.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/kdev_t.h>
+#include <linux/delay.h>
+#include <linux/seq_file.h>
+#include <linux/root_dev.h>
+
+#include <asm/system.h>
+#include <asm/time.h>
+#include <asm/machdep.h>
+#include <asm/pci-bridge.h>
+#include <asm/mpc85xx.h>
+#include <asm/prom.h>
+#include <asm/mpic.h>
+#include <mm/mmu_decl.h>
+#include <asm/udbg.h>
+
+#include <sysdev/fsl_soc.h>
+#include "mpc85xx.h"
+
+#ifndef CONFIG_PCI
+unsigned long isa_io_base = 0;
+unsigned long isa_mem_base = 0;
+#endif
+
+/*
+ * Internal interrupts are all Level Sensitive, and Positive Polarity
+ *
+ * Note:  Likely, this table and the following function should be
+ *        obtained and derived from the OF Device Tree.
+ */
+static u_char mpc85xx_ads_openpic_initsenses[] __initdata = {
+	MPC85XX_INTERNAL_IRQ_SENSES,
+	0x0,			/* External  0: */
+#if defined(CONFIG_PCI)
+	(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),	/* Ext 1: PCI slot 0 */
+	(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),	/* Ext 2: PCI slot 1 */
+	(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),	/* Ext 3: PCI slot 2 */
+	(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),	/* Ext 4: PCI slot 3 */
+#else
+	0x0,			/* External  1: */
+	0x0,			/* External  2: */
+	0x0,			/* External  3: */
+	0x0,			/* External  4: */
+#endif
+	(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),	/* External 5: PHY */
+	0x0,			/* External  6: */
+	(IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE),	/* External 7: PHY */
+	0x0,			/* External  8: */
+	0x0,			/* External  9: */
+	0x0,			/* External 10: */
+	0x0,			/* External 11: */
+};
+
+#ifdef CONFIG_PCI
+/*
+ * interrupt routing
+ */
+
+int
+mpc85xx_map_irq(struct pci_dev *dev, unsigned char idsel, unsigned char pin)
+{
+	static char pci_irq_table[][4] =
+	    /*
+	     * This is little evil, but works around the fact
+	     * that revA boards have IDSEL starting at 18
+	     * and others boards (older) start at 12
+	     *
+	     *      PCI IDSEL/INTPIN->INTLINE
+	     *       A      B      C      D
+	     */
+	{
+		{PIRQA, PIRQB, PIRQC, PIRQD},	/* IDSEL 2 */
+		{PIRQD, PIRQA, PIRQB, PIRQC},
+		{PIRQC, PIRQD, PIRQA, PIRQB},
+		{PIRQB, PIRQC, PIRQD, PIRQA},	/* IDSEL 5 */
+		{0, 0, 0, 0},	/* -- */
+		{0, 0, 0, 0},	/* -- */
+		{0, 0, 0, 0},	/* -- */
+		{0, 0, 0, 0},	/* -- */
+		{0, 0, 0, 0},	/* -- */
+		{0, 0, 0, 0},	/* -- */
+		{PIRQA, PIRQB, PIRQC, PIRQD},	/* IDSEL 12 */
+		{PIRQD, PIRQA, PIRQB, PIRQC},
+		{PIRQC, PIRQD, PIRQA, PIRQB},
+		{PIRQB, PIRQC, PIRQD, PIRQA},	/* IDSEL 15 */
+		{0, 0, 0, 0},	/* -- */
+		{0, 0, 0, 0},	/* -- */
+		{PIRQA, PIRQB, PIRQC, PIRQD},	/* IDSEL 18 */
+		{PIRQD, PIRQA, PIRQB, PIRQC},
+		{PIRQC, PIRQD, PIRQA, PIRQB},
+		{PIRQB, PIRQC, PIRQD, PIRQA},	/* IDSEL 21 */
+	};
+
+	const long min_idsel = 2, max_idsel = 21, irqs_per_slot = 4;
+	return PCI_IRQ_TABLE_LOOKUP;
+}
+
+int
+mpc85xx_exclude_device(u_char bus, u_char devfn)
+{
+	if (bus == 0 && PCI_SLOT(devfn) == 0)
+		return PCIBIOS_DEVICE_NOT_FOUND;
+	else
+		return PCIBIOS_SUCCESSFUL;
+}
+
+#endif /* CONFIG_PCI */
+
+
+void __init mpc85xx_ads_pic_init(void)
+{
+	struct mpic *mpic1;
+	phys_addr_t OpenPIC_PAddr;
+
+	/* Determine the Physical Address of the OpenPIC regs */
+	OpenPIC_PAddr = get_immrbase() + MPC85xx_OPENPIC_OFFSET;
+
+	mpic1 = mpic_alloc(OpenPIC_PAddr,
+			   MPIC_PRIMARY | MPIC_WANTS_RESET | MPIC_BIG_ENDIAN,
+			   4, MPC85xx_OPENPIC_IRQ_OFFSET, 0, 250,
+			   mpc85xx_ads_openpic_initsenses,
+			   sizeof(mpc85xx_ads_openpic_initsenses),
+			   " OpenPIC  ");
+	BUG_ON(mpic1 == NULL);
+	mpic_assign_isu(mpic1, 0, OpenPIC_PAddr + 0x10200);
+	mpic_assign_isu(mpic1, 1, OpenPIC_PAddr + 0x10280);
+	mpic_assign_isu(mpic1, 2, OpenPIC_PAddr + 0x10300);
+	mpic_assign_isu(mpic1, 3, OpenPIC_PAddr + 0x10380);
+	mpic_assign_isu(mpic1, 4, OpenPIC_PAddr + 0x10400);
+	mpic_assign_isu(mpic1, 5, OpenPIC_PAddr + 0x10480);
+	mpic_assign_isu(mpic1, 6, OpenPIC_PAddr + 0x10500);
+	mpic_assign_isu(mpic1, 7, OpenPIC_PAddr + 0x10580);
+
+	/* dummy mappings to get to 48 */
+	mpic_assign_isu(mpic1, 8, OpenPIC_PAddr + 0x10600);
+	mpic_assign_isu(mpic1, 9, OpenPIC_PAddr + 0x10680);
+	mpic_assign_isu(mpic1, 10, OpenPIC_PAddr + 0x10700);
+	mpic_assign_isu(mpic1, 11, OpenPIC_PAddr + 0x10780);
+
+	/* External ints */
+	mpic_assign_isu(mpic1, 12, OpenPIC_PAddr + 0x10000);
+	mpic_assign_isu(mpic1, 13, OpenPIC_PAddr + 0x10080);
+	mpic_assign_isu(mpic1, 14, OpenPIC_PAddr + 0x10100);
+	mpic_init(mpic1);
+}
+
+/*
+ * Setup the architecture
+ */
+static void __init mpc85xx_ads_setup_arch(void)
+{
+	struct device_node *cpu;
+	struct device_node *np;
+
+	if (ppc_md.progress)
+		ppc_md.progress("mpc85xx_ads_setup_arch()", 0);
+
+	cpu = of_find_node_by_type(NULL, "cpu");
+	if (cpu != 0) {
+		unsigned int *fp;
+
+		fp = (int *)get_property(cpu, "clock-frequency", NULL);
+		if (fp != 0)
+			loops_per_jiffy = *fp / HZ;
+		else
+			loops_per_jiffy = 50000000 / HZ;
+		of_node_put(cpu);
+	}
+
+#ifdef CONFIG_PCI
+	for (np = NULL; (np = of_find_node_by_type(np, "pci")) != NULL;)
+		add_bridge(np);
+
+	ppc_md.pci_swizzle = common_swizzle;
+	ppc_md.pci_map_irq = mpc85xx_map_irq;
+	ppc_md.pci_exclude_device = mpc85xx_exclude_device;
+#endif
+
+#ifdef  CONFIG_ROOT_NFS
+	ROOT_DEV = Root_NFS;
+#else
+	ROOT_DEV = Root_HDA1;
+#endif
+}
+
+void mpc85xx_ads_show_cpuinfo(struct seq_file *m)
+{
+	uint pvid, svid, phid1;
+	uint memsize = total_memory;
+
+	pvid = mfspr(SPRN_PVR);
+	svid = mfspr(SPRN_SVR);
+
+	seq_printf(m, "Vendor\t\t: Freescale Semiconductor\n");
+	seq_printf(m, "Machine\t\t: mpc85xx\n");
+	seq_printf(m, "PVR\t\t: 0x%x\n", pvid);
+	seq_printf(m, "SVR\t\t: 0x%x\n", svid);
+
+	/* Display cpu Pll setting */
+	phid1 = mfspr(SPRN_HID1);
+	seq_printf(m, "PLL setting\t: 0x%x\n", ((phid1 >> 24) & 0x3f));
+
+	/* Display the amount of memory */
+	seq_printf(m, "Memory\t\t: %d MB\n", memsize / (1024 * 1024));
+}
+
+void __init platform_init(void)
+{
+	ppc_md.setup_arch = mpc85xx_ads_setup_arch;
+	ppc_md.show_cpuinfo = mpc85xx_ads_show_cpuinfo;
+
+	ppc_md.init_IRQ = mpc85xx_ads_pic_init;
+	ppc_md.get_irq = mpic_get_irq;
+
+	ppc_md.restart = mpc85xx_restart;
+	ppc_md.power_off = NULL;
+	ppc_md.halt = NULL;
+
+	ppc_md.time_init = NULL;
+	ppc_md.set_rtc_time = NULL;
+	ppc_md.get_rtc_time = NULL;
+	ppc_md.calibrate_decr = generic_calibrate_decr;
+
+	ppc_md.progress = udbg_progress;
+
+	if (ppc_md.progress)
+		ppc_md.progress("mpc85xx_ads platform_init(): exit", 0);
+}

arch/powerpc/platforms/85xx/pci.c

@@ -0,0 +1,96 @@
+/*
+ * FSL SoC setup code
+ *
+ * Maintained by Kumar Gala (see MAINTAINERS for contact information)
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/stddef.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <linux/irq.h>
+#include <linux/module.h>
+
+#include <asm/system.h>
+#include <asm/atomic.h>
+#include <asm/io.h>
+#include <asm/pci-bridge.h>
+#include <asm/prom.h>
+#include <sysdev/fsl_soc.h>
+
+#undef DEBUG
+
+#ifdef DEBUG
+#define DBG(x...) printk(x)
+#else
+#define DBG(x...)
+#endif
+
+int mpc85xx_pci2_busno = 0;
+
+#ifdef CONFIG_PCI
+int __init add_bridge(struct device_node *dev)
+{
+	int len;
+	struct pci_controller *hose;
+	struct resource rsrc;
+	int *bus_range;
+	int primary = 1, has_address = 0;
+	phys_addr_t immr = get_immrbase();
+
+	DBG("Adding PCI host bridge %s\n", dev->full_name);
+
+	/* Fetch host bridge registers address */
+	has_address = (of_address_to_resource(dev, 0, &rsrc) == 0);
+
+	/* Get bus range if any */
+	bus_range = (int *) get_property(dev, "bus-range", &len);
+	if (bus_range == NULL || len < 2 * sizeof(int)) {
+		printk(KERN_WARNING "Can't get bus-range for %s, assume"
+		       " bus 0\n", dev->full_name);
+	}
+
+	hose = pcibios_alloc_controller();
+	if (!hose)
+		return -ENOMEM;
+	hose->arch_data = dev;
+	hose->set_cfg_type = 1;
+
+	hose->first_busno = bus_range ? bus_range[0] : 0;
+	hose->last_busno = bus_range ? bus_range[1] : 0xff;
+
+	/* PCI 1 */
+	if ((rsrc.start & 0xfffff) == 0x8000) {
+		setup_indirect_pci(hose, immr + 0x8000, immr + 0x8004);
+	}
+	/* PCI 2 */
+	if ((rsrc.start & 0xfffff) == 0x9000) {
+		setup_indirect_pci(hose, immr + 0x9000, immr + 0x9004);
+		primary = 0;
+		hose->bus_offset = hose->first_busno;
+		mpc85xx_pci2_busno = hose->first_busno;
+	}
+
+	printk(KERN_INFO "Found MPC85xx PCI host bridge at 0x%08lx. "
+	       "Firmware bus number: %d->%d\n",
+		rsrc.start, hose->first_busno, hose->last_busno);
+
+	DBG(" ->Hose at 0x%p, cfg_addr=0x%p,cfg_data=0x%p\n",
+		hose, hose->cfg_addr, hose->cfg_data);
+
+	/* Interpret the "ranges" property */
+	/* This also maps the I/O region and sets isa_io/mem_base */
+	pci_process_bridge_OF_ranges(hose, dev, primary);
+
+	return 0;
+}
+
+#endif

arch/powerpc/platforms/Makefile

@@ -8,7 +8,7 @@ endif
 obj-$(CONFIG_PPC_CHRP)		+= chrp/
 obj-$(CONFIG_4xx)		+= 4xx/
 obj-$(CONFIG_PPC_83xx)		+= 83xx/
-obj-$(CONFIG_85xx)		+= 85xx/
+obj-$(CONFIG_PPC_85xx)		+= 85xx/
 obj-$(CONFIG_PPC_PSERIES)	+= pseries/
 obj-$(CONFIG_PPC_ISERIES)	+= iseries/
 obj-$(CONFIG_PPC_MAPLE)		+= maple/

arch/powerpc/platforms/chrp/pegasos_eth.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/chrp_pegasos_eth.c
- *
  *  Copyright (C) 2005 Sven Luther <sl@bplan-gmbh.de>
  *  Thanks to :
  *	Dale Farnsworth <dale@farnsworth.org>

arch/powerpc/platforms/chrp/setup.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/setup.c
- *
  *  Copyright (C) 1995  Linus Torvalds
  *  Adapted from 'alpha' version by Gary Thomas
  *  Modified by Cort Dougan (cort@cs.nmt.edu)

arch/powerpc/platforms/chrp/time.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/chrp_time.c
- *
  *  Copyright (C) 1991, 1992, 1995  Linus Torvalds
  *
  * Adapted for PowerPC (PReP) by Gary Thomas

arch/powerpc/platforms/iseries/mf.c

@@ -46,6 +46,7 @@
 #include "setup.h"
 
 extern int piranha_simulator;
+static int mf_initialized;
 
 /*
  * This is the structure layout for the Machine Facilites LPAR event
@@ -143,7 +144,8 @@ static spinlock_t pending_event_spinlock;
 static struct pending_event *pending_event_head;
 static struct pending_event *pending_event_tail;
 static struct pending_event *pending_event_avail;
-static struct pending_event pending_event_prealloc[16];
+#define PENDING_EVENT_PREALLOC_LEN 16
+static struct pending_event pending_event_prealloc[PENDING_EVENT_PREALLOC_LEN];
 
 /*
  * Put a pending event onto the available queue, so it can get reused.
@@ -597,7 +599,7 @@ void mf_power_off(void)
  * Global kernel interface to tell the VSP object in the primary
  * partition to reboot this partition.
  */
-void mf_reboot(void)
+void mf_reboot(char *cmd)
 {
 	printk(KERN_INFO "mf.c: Preparing to bounce...\n");
 	signal_ce_msg_simple(0x4e, NULL);
@@ -625,7 +627,7 @@ void mf_display_src(u32 word)
 /*
  * Display a single word SRC of the form "PROGXXXX" on the VSP control panel.
  */
-void mf_display_progress(u16 value)
+static __init void mf_display_progress_src(u16 value)
 {
 	u8 ce[12];
 	u8 src[72];
@@ -649,30 +651,42 @@ void mf_display_progress(u16 value)
  * Clear the VSP control panel.  Used to "erase" an SRC that was
  * previously displayed.
  */
-void mf_clear_src(void)
+static void mf_clear_src(void)
 {
 	signal_ce_msg_simple(0x4b, NULL);
 }
 
+void __init mf_display_progress(u16 value)
+{
+	if (piranha_simulator || !mf_initialized)
+		return;
+
+	if (0xFFFF == value)
+		mf_clear_src();
+	else
+		mf_display_progress_src(value);
+}
+
 /*
  * Initialization code here.
  */
-void mf_init(void)
+void __init mf_init(void)
 {
 	int i;
 
-	/* initialize */
 	spin_lock_init(&pending_event_spinlock);
-	for (i = 0;
+
-	     i < sizeof(pending_event_prealloc) / sizeof(*pending_event_prealloc);
+	for (i = 0; i < PENDING_EVENT_PREALLOC_LEN; i++)
-	     ++i)
 		free_pending_event(&pending_event_prealloc[i]);
+
 	HvLpEvent_registerHandler(HvLpEvent_Type_MachineFac, &hv_handler);
 
 	/* virtual continue ack */
 	signal_ce_msg_simple(0x57, NULL);
 
-	/* initialization complete */
+	mf_initialized = 1;
+	mb();
+
 	printk(KERN_NOTICE "mf.c: iSeries Linux LPAR Machine Facilities "
 			"initialized\n");
 }
@@ -692,6 +706,43 @@ static void get_rtc_time_complete(void *token, struct ce_msg_data *ce_msg)
 	complete(&rtc->com);
 }
 
+static int mf_set_rtc(struct rtc_time *tm)
+{
+	char ce_time[12];
+	u8 day, mon, hour, min, sec, y1, y2;
+	unsigned year;
+
+	year = 1900 + tm->tm_year;
+	y1 = year / 100;
+	y2 = year % 100;
+
+	sec = tm->tm_sec;
+	min = tm->tm_min;
+	hour = tm->tm_hour;
+	day = tm->tm_mday;
+	mon = tm->tm_mon + 1;
+
+	BIN_TO_BCD(sec);
+	BIN_TO_BCD(min);
+	BIN_TO_BCD(hour);
+	BIN_TO_BCD(mon);
+	BIN_TO_BCD(day);
+	BIN_TO_BCD(y1);
+	BIN_TO_BCD(y2);
+
+	memset(ce_time, 0, sizeof(ce_time));
+	ce_time[3] = 0x41;
+	ce_time[4] = y1;
+	ce_time[5] = y2;
+	ce_time[6] = sec;
+	ce_time[7] = min;
+	ce_time[8] = hour;
+	ce_time[10] = day;
+	ce_time[11] = mon;
+
+	return signal_ce_msg(ce_time, NULL);
+}
+
 static int rtc_set_tm(int rc, u8 *ce_msg, struct rtc_time *tm)
 {
 	tm->tm_wday = 0;
@@ -747,7 +798,7 @@ static int rtc_set_tm(int rc, u8 *ce_msg, struct rtc_time *tm)
 	return 0;
 }
 
-int mf_get_rtc(struct rtc_time *tm)
+static int mf_get_rtc(struct rtc_time *tm)
 {
 	struct ce_msg_comp_data ce_complete;
 	struct rtc_time_data rtc_data;
@@ -780,7 +831,7 @@ static void get_boot_rtc_time_complete(void *token, struct ce_msg_data *ce_msg)
 	rtc->busy = 0;
 }
 
-int mf_get_boot_rtc(struct rtc_time *tm)
+static int mf_get_boot_rtc(struct rtc_time *tm)
 {
 	struct ce_msg_comp_data ce_complete;
 	struct boot_rtc_time_data rtc_data;
@@ -802,43 +853,6 @@ int mf_get_boot_rtc(struct rtc_time *tm)
 	return rtc_set_tm(rtc_data.rc, rtc_data.ce_msg.ce_msg, tm);
 }
 
-int mf_set_rtc(struct rtc_time *tm)
-{
-	char ce_time[12];
-	u8 day, mon, hour, min, sec, y1, y2;
-	unsigned year;
-
-	year = 1900 + tm->tm_year;
-	y1 = year / 100;
-	y2 = year % 100;
-
-	sec = tm->tm_sec;
-	min = tm->tm_min;
-	hour = tm->tm_hour;
-	day = tm->tm_mday;
-	mon = tm->tm_mon + 1;
-
-	BIN_TO_BCD(sec);
-	BIN_TO_BCD(min);
-	BIN_TO_BCD(hour);
-	BIN_TO_BCD(mon);
-	BIN_TO_BCD(day);
-	BIN_TO_BCD(y1);
-	BIN_TO_BCD(y2);
-
-	memset(ce_time, 0, sizeof(ce_time));
-	ce_time[3] = 0x41;
-	ce_time[4] = y1;
-	ce_time[5] = y2;
-	ce_time[6] = sec;
-	ce_time[7] = min;
-	ce_time[8] = hour;
-	ce_time[10] = day;
-	ce_time[11] = mon;
-
-	return signal_ce_msg(ce_time, NULL);
-}
-
 #ifdef CONFIG_PROC_FS
 
 static int proc_mf_dump_cmdline(char *page, char **start, off_t off,

arch/powerpc/platforms/iseries/setup.c

@@ -50,6 +50,7 @@
 #include <asm/iseries/hv_call_xm.h>
 #include <asm/iseries/it_lp_queue.h>
 #include <asm/iseries/mf.h>
+#include <asm/iseries/it_exp_vpd_panel.h>
 #include <asm/iseries/hv_lp_event.h>
 #include <asm/iseries/lpar_map.h>
 #include <asm/udbg.h>
@@ -89,8 +90,6 @@ extern unsigned long embedded_sysmap_end;
 extern unsigned long iSeries_recal_tb;
 extern unsigned long iSeries_recal_titan;
 
-static int mf_initialized;
-
 static unsigned long cmd_mem_limit;
 
 struct MemoryBlock {
@@ -303,8 +302,6 @@ static void __init iSeries_init_early(void)
 {
 	DBG(" -> iSeries_init_early()\n");
 
-	ppc64_firmware_features = FW_FEATURE_ISERIES;
-
 	ppc64_interrupt_controller = IC_ISERIES;
 
 #if defined(CONFIG_BLK_DEV_INITRD)
@@ -349,8 +346,6 @@ static void __init iSeries_init_early(void)
 	HvCallEvent_setLpEventQueueInterruptProc(0, 0);
 
 	mf_init();
-	mf_initialized = 1;
-	mb();
 
 	/* If we were passed an initrd, set the ROOT_DEV properly if the values
 	 * look sensible. If not, clear initrd reference.
@@ -560,39 +555,10 @@ static void iSeries_show_cpuinfo(struct seq_file *m)
 	seq_printf(m, "machine\t\t: 64-bit iSeries Logical Partition\n");
 }
 
-/*
- * Document me.
- */
-static void iSeries_restart(char *cmd)
-{
-	mf_reboot();
-}
-
-/*
- * Document me.
- */
-static void iSeries_power_off(void)
-{
-	mf_power_off();
-}
-
-/*
- * Document me.
- */
-static void iSeries_halt(void)
-{
-	mf_power_off();
-}
-
 static void __init iSeries_progress(char * st, unsigned short code)
 {
 	printk("Progress: [%04x] - %s\n", (unsigned)code, st);
-	if (!piranha_simulator && mf_initialized) {
+	mf_display_progress(code);
-		if (code != 0xffff)
-			mf_display_progress(code);
-		else
-			mf_clear_src();
-	}
 }
 
 static void __init iSeries_fixup_klimit(void)
@@ -711,7 +677,13 @@ void __init iSeries_init_IRQ(void) { }
 
 static int __init iseries_probe(int platform)
 {
-	return PLATFORM_ISERIES_LPAR == platform;
+	if (PLATFORM_ISERIES_LPAR != platform)
+		return 0;
+
+	ppc64_firmware_features |= FW_FEATURE_ISERIES;
+	ppc64_firmware_features |= FW_FEATURE_LPAR;
+
+	return 1;
 }
 
 struct machdep_calls __initdata iseries_md = {
@@ -721,9 +693,9 @@ struct machdep_calls __initdata iseries_md = {
 	.get_irq	= iSeries_get_irq,
 	.init_early	= iSeries_init_early,
 	.pcibios_fixup	= iSeries_pci_final_fixup,
-	.restart	= iSeries_restart,
+	.restart	= mf_reboot,
-	.power_off	= iSeries_power_off,
+	.power_off	= mf_power_off,
-	.halt		= iSeries_halt,
+	.halt		= mf_power_off,
 	.get_boot_time	= iSeries_get_boot_time,
 	.set_rtc_time	= iSeries_set_rtc_time,
 	.get_rtc_time	= iSeries_get_rtc_time,
@@ -917,6 +889,24 @@ void dt_cpus(struct iseries_flat_dt *dt)
 	dt_end_node(dt);
 }
 
+void dt_model(struct iseries_flat_dt *dt)
+{
+	char buf[16] = "IBM,";
+
+	/* "IBM," + mfgId[2:3] + systemSerial[1:5] */
+	strne2a(buf + 4, xItExtVpdPanel.mfgID + 2, 2);
+	strne2a(buf + 6, xItExtVpdPanel.systemSerial + 1, 5);
+	buf[11] = '\0';
+	dt_prop_str(dt, "system-id", buf);
+
+	/* "IBM," + machineType[0:4] */
+	strne2a(buf + 4, xItExtVpdPanel.machineType, 4);
+	buf[8] = '\0';
+	dt_prop_str(dt, "model", buf);
+
+	dt_prop_str(dt, "compatible", "IBM,iSeries");
+}
+
 void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size)
 {
 	u64 tmp[2];
@@ -927,6 +917,7 @@ void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size)
 
 	dt_prop_u32(dt, "#address-cells", 2);
 	dt_prop_u32(dt, "#size-cells", 2);
+	dt_model(dt);
 
 	/* /memory */
 	dt_start_node(dt, "memory@0");
@@ -940,6 +931,7 @@ void build_flat_dt(struct iseries_flat_dt *dt, unsigned long phys_mem_size)
 	/* /chosen */
 	dt_start_node(dt, "chosen");
 	dt_prop_u32(dt, "linux,platform", PLATFORM_ISERIES_LPAR);
+	dt_prop_str(dt, "bootargs", cmd_line);
 	if (cmd_mem_limit)
 		dt_prop_u64(dt, "linux,memory-limit", cmd_mem_limit);
 	dt_end_node(dt);

arch/powerpc/platforms/maple/time.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc64/kernel/maple_time.c
- *
  *  (c) Copyright 2004 Benjamin Herrenschmidt (benh@kernel.crashing.org),
  *                     IBM Corp. 
  *

arch/powerpc/platforms/powermac/cpufreq_32.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/pmac_cpufreq.c
- *
  *  Copyright (C) 2002 - 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  *  Copyright (C) 2004        John Steele Scott <toojays@toojays.net>
  *

arch/powerpc/platforms/powermac/feature.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/pmac_feature.c
- *
  *  Copyright (C) 1996-2001 Paul Mackerras (paulus@cs.anu.edu.au)
  *                          Ben. Herrenschmidt (benh@kernel.crashing.org)
  *

arch/powerpc/platforms/powermac/nvram.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/platforms/pmac_nvram.c
- *
  *  Copyright (C) 2002 Benjamin Herrenschmidt (benh@kernel.crashing.org)
  *
  *  This program is free software; you can redistribute it and/or

arch/powerpc/platforms/powermac/setup.c

@@ -86,11 +86,10 @@ int ppc_override_l2cr = 0;
 int ppc_override_l2cr_value;
 int has_l2cache = 0;
 
-int pmac_newworld = 1;
+int pmac_newworld;
 
 static int current_root_goodness = -1;
 
-extern int pmac_newworld;
 extern struct machdep_calls pmac_md;
 
 #define DEFAULT_ROOT_DEVICE Root_SDA1	/* sda1 - slightly silly choice */
@@ -308,9 +307,10 @@ static void __init pmac_setup_arch(void)
 	for (ic = NULL; (ic = of_find_all_nodes(ic)) != NULL; )
 		if (get_property(ic, "interrupt-controller", NULL))
 			break;
-	pmac_newworld = (ic != NULL);
+	if (ic) {
-	if (ic)
+		pmac_newworld = 1;
 		of_node_put(ic);
+	}
 
 	/* Lookup PCI hosts */
 	pmac_pci_init();

arch/powerpc/platforms/pseries/Makefile

@@ -1,5 +1,6 @@
 obj-y			:= pci.o lpar.o hvCall.o nvram.o reconfig.o \
-			   setup.o iommu.o ras.o rtasd.o pci_dlpar.o
+			   setup.o iommu.o ras.o rtasd.o pci_dlpar.o \
+			   firmware.o
 obj-$(CONFIG_SMP)	+= smp.o
 obj-$(CONFIG_IBMVIO)	+= vio.o
 obj-$(CONFIG_XICS)	+= xics.o

arch/powerpc/platforms/pseries/firmware.c

@@ -0,0 +1,103 @@
+/*
+ *  pSeries firmware setup code.
+ *
+ *  Portions from arch/powerpc/platforms/pseries/setup.c:
+ *   Copyright (C) 1995  Linus Torvalds
+ *   Adapted from 'alpha' version by Gary Thomas
+ *   Modified by Cort Dougan (cort@cs.nmt.edu)
+ *   Modified by PPC64 Team, IBM Corp
+ *
+ *  Portions from arch/powerpc/kernel/firmware.c
+ *   Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
+ *   Modifications for ppc64:
+ *    Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
+ *    Copyright (C) 2005 Stephen Rothwell, IBM Corporation
+ *
+ *  Copyright 2006 IBM Corporation.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version
+ * 2 of the License, or (at your option) any later version.
+ */
+
+#undef DEBUG
+
+#include <asm/firmware.h>
+#include <asm/prom.h>
+
+#ifdef DEBUG
+#define DBG(fmt...) udbg_printf(fmt)
+#else
+#define DBG(fmt...)
+#endif
+
+typedef struct {
+    unsigned long val;
+    char * name;
+} firmware_feature_t;
+
+static __initdata firmware_feature_t
+firmware_features_table[FIRMWARE_MAX_FEATURES] = {
+	{FW_FEATURE_PFT,		"hcall-pft"},
+	{FW_FEATURE_TCE,		"hcall-tce"},
+	{FW_FEATURE_SPRG0,		"hcall-sprg0"},
+	{FW_FEATURE_DABR,		"hcall-dabr"},
+	{FW_FEATURE_COPY,		"hcall-copy"},
+	{FW_FEATURE_ASR,		"hcall-asr"},
+	{FW_FEATURE_DEBUG,		"hcall-debug"},
+	{FW_FEATURE_PERF,		"hcall-perf"},
+	{FW_FEATURE_DUMP,		"hcall-dump"},
+	{FW_FEATURE_INTERRUPT,		"hcall-interrupt"},
+	{FW_FEATURE_MIGRATE,		"hcall-migrate"},
+	{FW_FEATURE_PERFMON,		"hcall-perfmon"},
+	{FW_FEATURE_CRQ,		"hcall-crq"},
+	{FW_FEATURE_VIO,		"hcall-vio"},
+	{FW_FEATURE_RDMA,		"hcall-rdma"},
+	{FW_FEATURE_LLAN,		"hcall-lLAN"},
+	{FW_FEATURE_BULK,		"hcall-bulk"},
+	{FW_FEATURE_XDABR,		"hcall-xdabr"},
+	{FW_FEATURE_MULTITCE,		"hcall-multi-tce"},
+	{FW_FEATURE_SPLPAR,		"hcall-splpar"},
+};
+
+/* Build up the firmware features bitmask using the contents of
+ * device-tree/ibm,hypertas-functions.  Ultimately this functionality may
+ * be moved into prom.c prom_init().
+ */
+void __init fw_feature_init(void)
+{
+	struct device_node *dn;
+	char *hypertas, *s;
+	int len, i;
+
+	DBG(" -> fw_feature_init()\n");
+
+	dn = of_find_node_by_path("/rtas");
+	if (dn == NULL) {
+		printk(KERN_ERR "WARNING! Cannot find RTAS in device-tree!\n");
+		goto out;
+	}
+
+	hypertas = get_property(dn, "ibm,hypertas-functions", &len);
+	if (hypertas == NULL)
+		goto out;
+
+	for (s = hypertas; s < hypertas + len; s += strlen(s) + 1) {
+		for (i = 0; i < FIRMWARE_MAX_FEATURES; i++) {
+			/* check value against table of strings */
+			if (!firmware_features_table[i].name ||
+			    strcmp(firmware_features_table[i].name, s))
+				continue;
+
+			/* we have a match */
+			ppc64_firmware_features |=
+				firmware_features_table[i].val;
+			break;
+		}
+	}
+
+out:
+	of_node_put(dn);
+	DBG(" <- fw_feature_init()\n");
+}

arch/powerpc/platforms/pseries/firmware.h

@@ -0,0 +1,17 @@
+/*
+ * Copyright 2006 IBM Corporation.
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License
+ *  as published by the Free Software Foundation; either version
+ *  2 of the License, or (at your option) any later version.
+ */
+
+#ifndef _PSERIES_FIRMWARE_H
+#define _PSERIES_FIRMWARE_H
+
+#include <asm/firmware.h>
+
+extern void __init fw_feature_init(void);
+
+#endif /* _PSERIES_FIRMWARE_H */

arch/powerpc/platforms/pseries/hvCall.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/pSeries_hvCall.S
- *
  * This file contains the generic code to perform a call to the
  * pSeries LPAR hypervisor.
  * NOTE: this file will go away when we move to inline this work.

arch/powerpc/platforms/pseries/iommu.c

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/pSeries_iommu.c
- *
  * Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
  *
  * Rewrite, cleanup: 
@@ -582,7 +580,7 @@ void iommu_init_early_pSeries(void)
 		return;
 	}
 
-	if (platform_is_lpar()) {
+	if (firmware_has_feature(FW_FEATURE_LPAR)) {
 		if (firmware_has_feature(FW_FEATURE_MULTITCE)) {
 			ppc_md.tce_build = tce_buildmulti_pSeriesLP;
 			ppc_md.tce_free	 = tce_freemulti_pSeriesLP;

arch/powerpc/platforms/pseries/pci.c

@@ -1,6 +1,4 @@
 /*
- * arch/ppc64/kernel/pSeries_pci.c
- *
  * Copyright (C) 2001 Dave Engebretsen, IBM Corporation
  * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM
  *

arch/powerpc/platforms/pseries/setup.c

@@ -60,7 +60,6 @@
 #include <asm/time.h>
 #include <asm/nvram.h>
 #include "xics.h"
-#include <asm/firmware.h>
 #include <asm/pmc.h>
 #include <asm/mpic.h>
 #include <asm/ppc-pci.h>
@@ -70,6 +69,7 @@
 
 #include "plpar_wrappers.h"
 #include "ras.h"
+#include "firmware.h"
 
 #ifdef DEBUG
 #define DBG(fmt...) udbg_printf(fmt)
@@ -246,7 +246,7 @@ static void __init pSeries_setup_arch(void)
 		ppc_md.idle_loop = default_idle;
 	}
 
-	if (platform_is_lpar())
+	if (firmware_has_feature(FW_FEATURE_LPAR))
 		ppc_md.enable_pmcs = pseries_lpar_enable_pmcs;
 	else
 		ppc_md.enable_pmcs = power4_enable_pmcs;
@@ -262,53 +262,6 @@ static int __init pSeries_init_panel(void)
 }
 arch_initcall(pSeries_init_panel);
 
-
-/* Build up the ppc64_firmware_features bitmask field
- * using contents of device-tree/ibm,hypertas-functions.
- * Ultimately this functionality may be moved into prom.c prom_init().
- */
-static void __init fw_feature_init(void)
-{
-	struct device_node * dn;
-	char * hypertas;
-	unsigned int len;
-
-	DBG(" -> fw_feature_init()\n");
-
-	ppc64_firmware_features = 0;
-	dn = of_find_node_by_path("/rtas");
-	if (dn == NULL) {
-		printk(KERN_ERR "WARNING ! Cannot find RTAS in device-tree !\n");
-		goto no_rtas;
-	}
-
-	hypertas = get_property(dn, "ibm,hypertas-functions", &len);
-	if (hypertas) {
-		while (len > 0){
-			int i, hypertas_len;
-			/* check value against table of strings */
-			for(i=0; i < FIRMWARE_MAX_FEATURES ;i++) {
-				if ((firmware_features_table[i].name) &&
-				    (strcmp(firmware_features_table[i].name,hypertas))==0) {
-					/* we have a match */
-					ppc64_firmware_features |= 
-						(firmware_features_table[i].val);
-					break;
-				} 
-			}
-			hypertas_len = strlen(hypertas);
-			len -= hypertas_len +1;
-			hypertas+= hypertas_len +1;
-		}
-	}
-
-	of_node_put(dn);
-no_rtas:
-
-	DBG(" <- fw_feature_init()\n");
-}
-
-
 static  void __init pSeries_discover_pic(void)
 {
 	struct device_node *np;
@@ -367,21 +320,16 @@ static int pseries_set_xdabr(unsigned long dabr)
  */
 static void __init pSeries_init_early(void)
 {
-	int iommu_off = 0;
-
 	DBG(" -> pSeries_init_early()\n");
 
 	fw_feature_init();
 	
-	if (platform_is_lpar())
+	if (firmware_has_feature(FW_FEATURE_LPAR))
 		hpte_init_lpar();
-	else {
+	else
 		hpte_init_native();
-		iommu_off = (of_chosen &&
-			     get_property(of_chosen, "linux,iommu-off", NULL));
-	}
 
-	if (platform_is_lpar())
+	if (firmware_has_feature(FW_FEATURE_LPAR))
 		find_udbg_vterm();
 
 	if (firmware_has_feature(FW_FEATURE_DABR))
@@ -437,6 +385,9 @@ static int __init pSeries_probe(int platform)
 	 * it here ...
 	 */
 
+	if (platform == PLATFORM_PSERIES_LPAR)
+		ppc64_firmware_features |= FW_FEATURE_LPAR;
+
 	return 1;
 }
 
@@ -576,7 +527,7 @@ static void pseries_shared_idle(void)
 
 static int pSeries_pci_probe_mode(struct pci_bus *bus)
 {
-	if (platform_is_lpar())
+	if (firmware_has_feature(FW_FEATURE_LPAR))
 		return PCI_PROBE_DEVTREE;
 	return PCI_PROBE_NORMAL;
 }

arch/powerpc/platforms/pseries/smp.c

@@ -443,7 +443,7 @@ void __init smp_init_pSeries(void)
 	smp_ops->cpu_die = pSeries_cpu_die;
 
 	/* Processors can be added/removed only on LPAR */
-	if (platform_is_lpar())
+	if (firmware_has_feature(FW_FEATURE_LPAR))
 		pSeries_reconfig_notifier_register(&pSeries_smp_nb);
 #endif
 

arch/powerpc/platforms/pseries/xics.c

@@ -20,6 +20,7 @@
 #include <linux/gfp.h>
 #include <linux/radix-tree.h>
 #include <linux/cpu.h>
+#include <asm/firmware.h>
 #include <asm/prom.h>
 #include <asm/io.h>
 #include <asm/pgtable.h>
@@ -536,7 +537,7 @@ nextnode:
 		of_node_put(np);
 	}
 
-	if (platform_is_lpar())
+	if (firmware_has_feature(FW_FEATURE_LPAR))
 		ops = &pSeriesLP_ops;
 	else {
 #ifdef CONFIG_SMP

arch/powerpc/sysdev/dart_iommu.c

@@ -194,8 +194,6 @@ static int dart_init(struct device_node *dart_node)
 	 * prefetching into invalid pages and corrupting data
 	 */
 	tmp = lmb_alloc(DART_PAGE_SIZE, DART_PAGE_SIZE);
-	if (!tmp)
-		panic("DART: Cannot allocate spare page!");
 	dart_emptyval = DARTMAP_VALID | ((tmp >> DART_PAGE_SHIFT) &
 					 DARTMAP_RPNMASK);
 

arch/powerpc/sysdev/dcr.S

@@ -1,6 +1,4 @@
 /*
- * arch/ppc/syslib/dcr.S
- *
  * "Indirect" DCR access
  *
  * Copyright (c) 2004 Eugene Surovegin <ebs@ebshome.net>

arch/powerpc/sysdev/fsl_soc.c

@@ -40,7 +40,7 @@ phys_addr_t get_immrbase(void)
 		return immrbase;
 
 	soc = of_find_node_by_type(NULL, "soc");
-	if (soc != 0) {
+	if (soc) {
 		unsigned int size;
 		void *prop = get_property(soc, "reg", &size);
 		immrbase = of_translate_address(soc, prop);
@@ -49,21 +49,20 @@ phys_addr_t get_immrbase(void)
 
 	return immrbase;
 }
+
 EXPORT_SYMBOL(get_immrbase);
 
-static const char * gfar_tx_intr = "tx";
+static int __init gfar_mdio_of_init(void)
-static const char * gfar_rx_intr = "rx";
-static const char * gfar_err_intr = "error";
-
-static int __init gfar_of_init(void)
 {
 	struct device_node *np;
 	unsigned int i;
-	struct platform_device *mdio_dev, *gfar_dev;
+	struct platform_device *mdio_dev;
 	struct resource res;
 	int ret;
 
-	for (np = NULL, i = 0; (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL; i++) {
+	for (np = NULL, i = 0;
+	     (np = of_find_compatible_node(np, "mdio", "gianfar")) != NULL;
+	     i++) {
 		int k;
 		struct device_node *child = NULL;
 		struct gianfar_mdio_data mdio_data;
@@ -73,12 +72,14 @@ static int __init gfar_of_init(void)
 
 		ret = of_address_to_resource(np, 0, &res);
 		if (ret)
-			goto mdio_err;
+			goto err;
 
-		mdio_dev = platform_device_register_simple("fsl-gianfar_mdio", res.start, &res, 1);
+		mdio_dev =
+		    platform_device_register_simple("fsl-gianfar_mdio",
+						    res.start, &res, 1);
 		if (IS_ERR(mdio_dev)) {
 			ret = PTR_ERR(mdio_dev);
-			goto mdio_err;
+			goto err;
 		}
 
 		for (k = 0; k < 32; k++)
@@ -86,17 +87,44 @@ static int __init gfar_of_init(void)
 
 		while ((child = of_get_next_child(np, child)) != NULL) {
 			if (child->n_intrs) {
-				u32 *id = (u32 *) get_property(child, "reg", NULL);
+				u32 *id =
+				    (u32 *) get_property(child, "reg", NULL);
 				mdio_data.irq[*id] = child->intrs[0].line;
 			}
 		}
 
-		ret = platform_device_add_data(mdio_dev, &mdio_data, sizeof(struct gianfar_mdio_data));
+		ret =
+		    platform_device_add_data(mdio_dev, &mdio_data,
+					     sizeof(struct gianfar_mdio_data));
 		if (ret)
-			goto mdio_unreg;
+			goto unreg;
 	}
 
-	for (np = NULL, i = 0; (np = of_find_compatible_node(np, "network", "gianfar")) != NULL; i++) {
+	return 0;
+
+unreg:
+	platform_device_unregister(mdio_dev);
+err:
+	return ret;
+}
+
+arch_initcall(gfar_mdio_of_init);
+
+static const char *gfar_tx_intr = "tx";
+static const char *gfar_rx_intr = "rx";
+static const char *gfar_err_intr = "error";
+
+static int __init gfar_of_init(void)
+{
+	struct device_node *np;
+	unsigned int i;
+	struct platform_device *gfar_dev;
+	struct resource res;
+	int ret;
+
+	for (np = NULL, i = 0;
+	     (np = of_find_compatible_node(np, "network", "gianfar")) != NULL;
+	     i++) {
 		struct resource r[4];
 		struct device_node *phy, *mdio;
 		struct gianfar_platform_data gfar_data;
@@ -110,7 +138,7 @@ static int __init gfar_of_init(void)
 
 		ret = of_address_to_resource(np, 0, &r[0]);
 		if (ret)
-			goto gfar_err;
+			goto err;
 
 		r[1].start = np->intrs[0].line;
 		r[1].end = np->intrs[0].line;
@@ -133,11 +161,13 @@ static int __init gfar_of_init(void)
 			r[3].flags = IORESOURCE_IRQ;
 		}
 
-		gfar_dev = platform_device_register_simple("fsl-gianfar", i, &r[0], np->n_intrs + 1);
+		gfar_dev =
+		    platform_device_register_simple("fsl-gianfar", i, &r[0],
+						    np->n_intrs + 1);
 
 		if (IS_ERR(gfar_dev)) {
 			ret = PTR_ERR(gfar_dev);
-			goto gfar_err;
+			goto err;
 		}
 
 		mac_addr = get_property(np, "address", NULL);
@@ -145,26 +175,26 @@ static int __init gfar_of_init(void)
 
 		if (model && !strcasecmp(model, "TSEC"))
 			gfar_data.device_flags =
-				FSL_GIANFAR_DEV_HAS_GIGABIT |
+			    FSL_GIANFAR_DEV_HAS_GIGABIT |
-				FSL_GIANFAR_DEV_HAS_COALESCE |
+			    FSL_GIANFAR_DEV_HAS_COALESCE |
-				FSL_GIANFAR_DEV_HAS_RMON |
+			    FSL_GIANFAR_DEV_HAS_RMON |
-				FSL_GIANFAR_DEV_HAS_MULTI_INTR;
+			    FSL_GIANFAR_DEV_HAS_MULTI_INTR;
 		if (model && !strcasecmp(model, "eTSEC"))
 			gfar_data.device_flags =
-				FSL_GIANFAR_DEV_HAS_GIGABIT |
+			    FSL_GIANFAR_DEV_HAS_GIGABIT |
-				FSL_GIANFAR_DEV_HAS_COALESCE |
+			    FSL_GIANFAR_DEV_HAS_COALESCE |
-				FSL_GIANFAR_DEV_HAS_RMON |
+			    FSL_GIANFAR_DEV_HAS_RMON |
-				FSL_GIANFAR_DEV_HAS_MULTI_INTR |
+			    FSL_GIANFAR_DEV_HAS_MULTI_INTR |
-				FSL_GIANFAR_DEV_HAS_CSUM |
+			    FSL_GIANFAR_DEV_HAS_CSUM |
-				FSL_GIANFAR_DEV_HAS_VLAN |
+			    FSL_GIANFAR_DEV_HAS_VLAN |
-				FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
+			    FSL_GIANFAR_DEV_HAS_EXTENDED_HASH;
 
 		ph = (phandle *) get_property(np, "phy-handle", NULL);
 		phy = of_find_node_by_phandle(*ph);
 
 		if (phy == NULL) {
 			ret = -ENODEV;
-			goto gfar_unreg;
+			goto unreg;
 		}
 
 		mdio = of_get_parent(phy);
@@ -174,7 +204,7 @@ static int __init gfar_of_init(void)
 		if (ret) {
 			of_node_put(phy);
 			of_node_put(mdio);
-			goto gfar_unreg;
+			goto unreg;
 		}
 
 		gfar_data.phy_id = *id;
@@ -183,23 +213,22 @@ static int __init gfar_of_init(void)
 		of_node_put(phy);
 		of_node_put(mdio);
 
-		ret = platform_device_add_data(gfar_dev, &gfar_data, sizeof(struct gianfar_platform_data));
+		ret =
+		    platform_device_add_data(gfar_dev, &gfar_data,
+					     sizeof(struct
+						    gianfar_platform_data));
 		if (ret)
-			goto gfar_unreg;
+			goto unreg;
 	}
 
 	return 0;
 
-mdio_unreg:
+unreg:
-	platform_device_unregister(mdio_dev);
-mdio_err:
-	return ret;
-
-gfar_unreg:
 	platform_device_unregister(gfar_dev);
-gfar_err:
+err:
 	return ret;
 }
+
 arch_initcall(gfar_of_init);
 
 static int __init fsl_i2c_of_init(void)
@@ -209,17 +238,19 @@ static int __init fsl_i2c_of_init(void)
 	struct platform_device *i2c_dev;
 	int ret;
 
-	for (np = NULL, i = 0; (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL; i++) {
+	for (np = NULL, i = 0;
+	     (np = of_find_compatible_node(np, "i2c", "fsl-i2c")) != NULL;
+	     i++) {
 		struct resource r[2];
 		struct fsl_i2c_platform_data i2c_data;
-		unsigned char * flags = NULL;
+		unsigned char *flags = NULL;
 
 		memset(&r, 0, sizeof(r));
 		memset(&i2c_data, 0, sizeof(i2c_data));
 
 		ret = of_address_to_resource(np, 0, &r[0]);
 		if (ret)
-			goto i2c_err;
+			goto err;
 
 		r[1].start = np->intrs[0].line;
 		r[1].end = np->intrs[0].line;
@@ -228,7 +259,7 @@ static int __init fsl_i2c_of_init(void)
 		i2c_dev = platform_device_register_simple("fsl-i2c", i, r, 2);
 		if (IS_ERR(i2c_dev)) {
 			ret = PTR_ERR(i2c_dev);
-			goto i2c_err;
+			goto err;
 		}
 
 		i2c_data.device_flags = 0;
@@ -240,18 +271,22 @@ static int __init fsl_i2c_of_init(void)
 		if (flags)
 			i2c_data.device_flags |= FSL_I2C_DEV_CLOCK_5200;
 
-		ret = platform_device_add_data(i2c_dev, &i2c_data, sizeof(struct fsl_i2c_platform_data));
+		ret =
+		    platform_device_add_data(i2c_dev, &i2c_data,
+					     sizeof(struct
+						    fsl_i2c_platform_data));
 		if (ret)
-			goto i2c_unreg;
+			goto unreg;
 	}
 
 	return 0;
 
-i2c_unreg:
+unreg:
 	platform_device_unregister(i2c_dev);
-i2c_err:
+err:
 	return ret;
 }
+
 arch_initcall(fsl_i2c_of_init);
 
 #ifdef CONFIG_PPC_83xx
@@ -267,51 +302,192 @@ static int __init mpc83xx_wdt_init(void)
 
 	if (!np) {
 		ret = -ENODEV;
-		goto mpc83xx_wdt_nodev;
+		goto nodev;
 	}
 
 	soc = of_find_node_by_type(NULL, "soc");
 
 	if (!soc) {
 		ret = -ENODEV;
-		goto mpc83xx_wdt_nosoc;
+		goto nosoc;
 	}
 
 	freq = (unsigned int *)get_property(soc, "bus-frequency", NULL);
 	if (!freq) {
 		ret = -ENODEV;
-		goto mpc83xx_wdt_err;
+		goto err;
 	}
 
 	memset(&r, 0, sizeof(r));
 
 	ret = of_address_to_resource(np, 0, &r);
 	if (ret)
-		goto mpc83xx_wdt_err;
+		goto err;
 
 	dev = platform_device_register_simple("mpc83xx_wdt", 0, &r, 1);
 	if (IS_ERR(dev)) {
 		ret = PTR_ERR(dev);
-		goto mpc83xx_wdt_err;
+		goto err;
 	}
 
 	ret = platform_device_add_data(dev, freq, sizeof(int));
 	if (ret)
-		goto mpc83xx_wdt_unreg;
+		goto unreg;
 
 	of_node_put(soc);
 	of_node_put(np);
 
 	return 0;
 
-mpc83xx_wdt_unreg:
+unreg:
 	platform_device_unregister(dev);
-mpc83xx_wdt_err:
+err:
 	of_node_put(soc);
-mpc83xx_wdt_nosoc:
+nosoc:
 	of_node_put(np);
-mpc83xx_wdt_nodev:
+nodev:
 	return ret;
 }
+
 arch_initcall(mpc83xx_wdt_init);
 #endif
+
+static enum fsl_usb2_phy_modes determine_usb_phy(char * phy_type)
+{
+	if (!phy_type)
+		return FSL_USB2_PHY_NONE;
+	if (!strcasecmp(phy_type, "ulpi"))
+		return FSL_USB2_PHY_ULPI;
+	if (!strcasecmp(phy_type, "utmi"))
+		return FSL_USB2_PHY_UTMI;
+	if (!strcasecmp(phy_type, "utmi_wide"))
+		return FSL_USB2_PHY_UTMI_WIDE;
+	if (!strcasecmp(phy_type, "serial"))
+		return FSL_USB2_PHY_SERIAL;
+
+	return FSL_USB2_PHY_NONE;
+}
+
+static int __init fsl_usb_of_init(void)
+{
+	struct device_node *np;
+	unsigned int i;
+	struct platform_device *usb_dev;
+	int ret;
+
+	for (np = NULL, i = 0;
+	     (np = of_find_compatible_node(np, "usb", "fsl-usb2-mph")) != NULL;
+	     i++) {
+		struct resource r[2];
+		struct fsl_usb2_platform_data usb_data;
+		unsigned char *prop = NULL;
+
+		memset(&r, 0, sizeof(r));
+		memset(&usb_data, 0, sizeof(usb_data));
+
+		ret = of_address_to_resource(np, 0, &r[0]);
+		if (ret)
+			goto err;
+
+		r[1].start = np->intrs[0].line;
+		r[1].end = np->intrs[0].line;
+		r[1].flags = IORESOURCE_IRQ;
+
+		usb_dev =
+		    platform_device_register_simple("fsl-usb2-mph", i, r, 2);
+		if (IS_ERR(usb_dev)) {
+			ret = PTR_ERR(usb_dev);
+			goto err;
+		}
+
+		usb_dev->dev.coherent_dma_mask = 0xffffffffUL;
+		usb_dev->dev.dma_mask = &usb_dev->dev.coherent_dma_mask;
+
+		usb_data.operating_mode = FSL_USB2_MPH_HOST;
+
+		prop = get_property(np, "port0", NULL);
+		if (prop)
+			usb_data.port_enables |= FSL_USB2_PORT0_ENABLED;
+
+		prop = get_property(np, "port1", NULL);
+		if (prop)
+			usb_data.port_enables |= FSL_USB2_PORT1_ENABLED;
+
+		prop = get_property(np, "phy_type", NULL);
+		usb_data.phy_mode = determine_usb_phy(prop);
+
+		ret =
+		    platform_device_add_data(usb_dev, &usb_data,
+					     sizeof(struct
+						    fsl_usb2_platform_data));
+		if (ret)
+			goto unreg;
+	}
+
+	return 0;
+
+unreg:
+	platform_device_unregister(usb_dev);
+err:
+	return ret;
+}
+
+arch_initcall(fsl_usb_of_init);
+
+static int __init fsl_usb_dr_of_init(void)
+{
+	struct device_node *np;
+	unsigned int i;
+	struct platform_device *usb_dev;
+	int ret;
+
+	for (np = NULL, i = 0;
+	     (np = of_find_compatible_node(np, "usb", "fsl-usb2-dr")) != NULL;
+	     i++) {
+		struct resource r[2];
+		struct fsl_usb2_platform_data usb_data;
+		unsigned char *prop = NULL;
+
+		memset(&r, 0, sizeof(r));
+		memset(&usb_data, 0, sizeof(usb_data));
+
+		ret = of_address_to_resource(np, 0, &r[0]);
+		if (ret)
+			goto err;
+
+		r[1].start = np->intrs[0].line;
+		r[1].end = np->intrs[0].line;
+		r[1].flags = IORESOURCE_IRQ;
+
+		usb_dev =
+		    platform_device_register_simple("fsl-usb2-dr", i, r, 2);
+		if (IS_ERR(usb_dev)) {
+			ret = PTR_ERR(usb_dev);
+			goto err;
+		}
+
+		usb_dev->dev.coherent_dma_mask = 0xffffffffUL;
+		usb_dev->dev.dma_mask = &usb_dev->dev.coherent_dma_mask;
+
+		usb_data.operating_mode = FSL_USB2_DR_HOST;
+
+		prop = get_property(np, "phy_type", NULL);
+		usb_data.phy_mode = determine_usb_phy(prop);
+
+		ret =
+		    platform_device_add_data(usb_dev, &usb_data,
+					     sizeof(struct
+						    fsl_usb2_platform_data));
+		if (ret)
+			goto unreg;
+	}
+
+	return 0;
+
+unreg:
+	platform_device_unregister(usb_dev);
+err:
+	return ret;
+}
+
+arch_initcall(fsl_usb_dr_of_init);

arch/powerpc/sysdev/ipic.h

@@ -1,6 +1,4 @@
 /*
- * arch/ppc/kernel/ipic.h
- *
  * IPIC private definitions and structure.
  *
  * Maintainer: Kumar Gala <galak@kernel.crashing.org>

arch/powerpc/xmon/xmon.c

@@ -191,6 +191,7 @@ Commands:\n\
   di	dump instructions\n\
   df	dump float values\n\
   dd	dump double values\n\
+  dr	dump stream of raw bytes\n\
   e	print exception information\n\
   f	flush cache\n\
   la	lookup symbol+offset of specified address\n\
@@ -1938,6 +1939,28 @@ bsesc(void)
 	return c;
 }
 
+static void xmon_rawdump (unsigned long adrs, long ndump)
+{
+	long n, m, r, nr;
+	unsigned char temp[16];
+
+	for (n = ndump; n > 0;) {
+		r = n < 16? n: 16;
+		nr = mread(adrs, temp, r);
+		adrs += nr;
+		for (m = 0; m < r; ++m) {
+			if (m < nr)
+				printf("%.2x", temp[m]);
+			else
+				printf("%s", fault_chars[fault_type]);
+		}
+		n -= r;
+		if (nr < r)
+			break;
+	}
+	printf("\n");
+}
+
 #define isxdigit(c)	(('0' <= (c) && (c) <= '9') \
 			 || ('a' <= (c) && (c) <= 'f') \
 			 || ('A' <= (c) && (c) <= 'F'))
@@ -1960,6 +1983,13 @@ dump(void)
 			nidump = MAX_DUMP;
 		adrs += ppc_inst_dump(adrs, nidump, 1);
 		last_cmd = "di\n";
+	} else if (c == 'r') {
+		scanhex(&ndump);
+		if (ndump == 0)
+			ndump = 64;
+		xmon_rawdump(adrs, ndump);
+		adrs += ndump;
+		last_cmd = "dr\n";
 	} else {
 		scanhex(&ndump);
 		if (ndump == 0)

arch/ppc/4xx_io/serial_sicc.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/4xx_io/serial_sicc.c
- *
  *  Driver for IBM STB3xxx SICC serial port
  *
  *  Based on drivers/char/serial_amba.c, by ARM Ltd.
@@ -1639,9 +1637,8 @@ static struct SICC_info *siccuart_get(int line)
     state->count++;
     if (state->info)
         return state->info;
-    info = kmalloc(sizeof(struct SICC_info), GFP_KERNEL);
+    info = kzalloc(sizeof(struct SICC_info), GFP_KERNEL);
     if (info) {
-        memset(info, 0, sizeof(struct SICC_info));
         init_waitqueue_head(&info->open_wait);
         init_waitqueue_head(&info->close_wait);
         init_waitqueue_head(&info->delta_msr_wait);

arch/ppc/8xx_io/commproc.c

@@ -73,7 +73,7 @@ cpm_mask_irq(unsigned int irq)
 {
 	int cpm_vec = irq - CPM_IRQ_OFFSET;
 
-	out_be32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cimr, in_be32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cimr) & ~(1 << cpm_vec));
+	clrbits32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cimr, (1 << cpm_vec));
 }
 
 static void
@@ -81,7 +81,7 @@ cpm_unmask_irq(unsigned int irq)
 {
 	int cpm_vec = irq - CPM_IRQ_OFFSET;
 
-	out_be32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cimr, in_be32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cimr) | (1 << cpm_vec));
+	setbits32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cimr, (1 << cpm_vec));
 }
 
 static void
@@ -198,7 +198,7 @@ cpm_interrupt_init(void)
 	if (setup_irq(CPM_IRQ_OFFSET + CPMVEC_ERROR, &cpm_error_irqaction))
 		panic("Could not allocate CPM error IRQ!");
 
-	out_be32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cicr, in_be32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cicr) | CICR_IEN);
+	setbits32(&((immap_t *)IMAP_ADDR)->im_cpic.cpic_cicr, CICR_IEN);
 }
 
 /*

arch/ppc/Kconfig

@@ -481,6 +481,53 @@ config WINCEPT
 
 endchoice
 
+menu "Freescale Ethernet driver platform-specific options"
+	depends on FS_ENET
+
+	config MPC8xx_SECOND_ETH
+	bool "Second Ethernet channel"
+	depends on (MPC885ADS || MPC86XADS)
+	default y
+	help
+	  This enables support for second Ethernet on MPC885ADS and MPC86xADS boards.
+	  The latter will use SCC1, for 885ADS you can select it below.
+
+	choice
+		prompt "Second Ethernet channel"
+		depends on MPC8xx_SECOND_ETH
+		default MPC8xx_SECOND_ETH_FEC2
+
+		config MPC8xx_SECOND_ETH_FEC2
+		bool "FEC2"
+		depends on MPC885ADS
+		help
+		  Enable FEC2 to serve as 2-nd Ethernet channel. Note that SMC2
+		  (often 2-nd UART) will not work if this is enabled.
+
+		config MPC8xx_SECOND_ETH_SCC1
+		bool "SCC1"
+		depends on MPC86XADS
+		select MPC8xx_SCC_ENET_FIXED
+		help
+		  Enable SCC1 to serve as 2-nd Ethernet channel. Note that SMC1
+		  (often 1-nd UART) will not work if this is enabled.
+
+		config MPC8xx_SECOND_ETH_SCC3
+		bool "SCC3"
+		depends on MPC885ADS
+		help
+		  Enable SCC3 to serve as 2-nd Ethernet channel. Note that SMC1
+		  (often 1-nd UART) will not work if this is enabled.
+
+	endchoice
+
+	config MPC8xx_SCC_ENET_FIXED
+	depends on MPC8xx_SECOND_ETH_SCC
+	default n
+	bool "Use fixed MII-less mode for SCC Ethernet"
+
+endmenu
+
 choice
 	prompt "Machine Type"
 	depends on 6xx || POWER3

arch/ppc/Kconfig.debug

@@ -67,7 +67,7 @@ config SERIAL_TEXT_DEBUG
 
 config PPC_OCP
 	bool
-	depends on IBM_OCP || XILINX_OCP
+	depends on IBM_OCP
 	default y
 
 endmenu

arch/ppc/amiga/amiints.c

@@ -1,5 +1,5 @@
 /*
- * arch/ppc/amiga/amiints.c -- Amiga Linux interrupt handling code
+ * Amiga Linux interrupt handling code
  *
  * This file is subject to the terms and conditions of the GNU General Public
  * License.  See the file COPYING in the main directory of this archive

arch/ppc/amiga/bootinfo.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/amiga/bootinfo.c
- *
  *  Extracted from arch/m68k/kernel/setup.c.
  *  Should be properly generalized and put somewhere else.
  *                              Jesper

arch/ppc/amiga/cia.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/amiga/cia.c - CIA support
- *
  *  Copyright (C) 1996 Roman Zippel
  *
  *  The concept of some functions bases on the original Amiga OS function

arch/ppc/amiga/config.c

@@ -1,8 +1,6 @@
 #define m68k_debug_device debug_device
 
 /*
- *  arch/ppc/amiga/config.c
- *
  *  Copyright (C) 1993 Hamish Macdonald
  *
  * This file is subject to the terms and conditions of the GNU General Public

arch/ppc/amiga/ints.c

@@ -1,6 +1,4 @@
 /*
- *  arch/ppc/amiga/ints.c
- *
  *  Linux/m68k general interrupt handling code from arch/m68k/kernel/ints.c
  *  Needed to drive the m68k emulating IRQ hardware on the PowerUp boards.
  */

arch/ppc/boot/Makefile

@@ -1,6 +1,3 @@
-#
-# arch/ppc/boot/Makefile
-#
 # This file is subject to the terms and conditions of the GNU General Public
 # License.  See the file "COPYING" in the main directory of this archive
 # for more details.