MIPS: FW: malta: Use new common FW library variable processing.
Remove old YAMON prom code and use common firmware library code. Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
This commit is contained in:
Steven J. Hill
Ralf Baechle
parent
0be2abbcee
commit
b431f09d55
@ -5,9 +5,8 @@
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# Copyright (C) 2008 Wind River Systems, Inc.
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# written by Ralf Baechle <ralf@linux-mips.org>
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#
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obj-y := malta-amon.o malta-cmdline.o \
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malta-display.o malta-init.o malta-int.o \
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malta-memory.o malta-platform.o \
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obj-y := malta-amon.o malta-display.o malta-init.o \
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malta-int.o malta-memory.o malta-platform.o \
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malta-reset.o malta-setup.o malta-time.o
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obj-$(CONFIG_EARLY_PRINTK) += malta-console.o
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@ -1,59 +0,0 @@
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/*
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* Carsten Langgaard, carstenl@mips.com
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* Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
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*
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* This program is free software; you can distribute it and/or modify it
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* under the terms of the GNU General Public License (Version 2) as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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*
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* Kernel command line creation using the prom monitor (YAMON) argc/argv.
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*/
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#include <linux/init.h>
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#include <linux/string.h>
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#include <asm/bootinfo.h>
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extern int prom_argc;
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extern int *_prom_argv;
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/*
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* YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
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* This macro take care of sign extension.
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*/
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#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
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char * __init prom_getcmdline(void)
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{
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return &(arcs_cmdline[0]);
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}
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void __init prom_init_cmdline(void)
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{
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char *cp;
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int actr;
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actr = 1; /* Always ignore argv[0] */
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cp = &(arcs_cmdline[0]);
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while(actr < prom_argc) {
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strcpy(cp, prom_argv(actr));
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cp += strlen(prom_argv(actr));
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*cp++ = ' ';
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actr++;
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}
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if (cp != &(arcs_cmdline[0])) {
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/* get rid of trailing space */
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--cp;
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*cp = '\0';
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}
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}
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@ -23,13 +23,12 @@
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#include <linux/string.h>
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#include <linux/kernel.h>
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#include <asm/bootinfo.h>
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#include <asm/gt64120.h>
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#include <asm/io.h>
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#include <asm/cacheflush.h>
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#include <asm/smp-ops.h>
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#include <asm/traps.h>
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#include <asm/fw/fw.h>
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#include <asm/gcmpregs.h>
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#include <asm/mips-boards/prom.h>
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#include <asm/mips-boards/generic.h>
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@ -38,15 +37,6 @@
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#include <asm/mips-boards/malta.h>
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int prom_argc;
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int *_prom_argv, *_prom_envp;
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/*
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* YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
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* This macro take care of sign extension, if running in 64-bit mode.
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*/
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#define prom_envp(index) ((char *)(long)_prom_envp[(index)])
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int init_debug;
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static int mips_revision_corid;
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@ -62,74 +52,6 @@ unsigned long _pcictrl_gt64120;
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/* MIPS System controller register base */
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unsigned long _pcictrl_msc;
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char *prom_getenv(char *envname)
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{
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/*
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* Return a pointer to the given environment variable.
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* In 64-bit mode: we're using 64-bit pointers, but all pointers
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* in the PROM structures are only 32-bit, so we need some
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* workarounds, if we are running in 64-bit mode.
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*/
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int i, index=0;
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i = strlen(envname);
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while (prom_envp(index)) {
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if(strncmp(envname, prom_envp(index), i) == 0) {
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return(prom_envp(index+1));
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}
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index += 2;
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}
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return NULL;
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}
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static inline unsigned char str2hexnum(unsigned char c)
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{
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if (c >= '0' && c <= '9')
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return c - '0';
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if (c >= 'a' && c <= 'f')
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return c - 'a' + 10;
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return 0; /* foo */
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}
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static inline void str2eaddr(unsigned char *ea, unsigned char *str)
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{
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int i;
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for (i = 0; i < 6; i++) {
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unsigned char num;
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if((*str == '.') || (*str == ':'))
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str++;
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num = str2hexnum(*str++) << 4;
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num |= (str2hexnum(*str++));
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ea[i] = num;
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}
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}
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int get_ethernet_addr(char *ethernet_addr)
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{
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char *ethaddr_str;
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ethaddr_str = prom_getenv("ethaddr");
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if (!ethaddr_str) {
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printk("ethaddr not set in boot prom\n");
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return -1;
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}
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str2eaddr(ethernet_addr, ethaddr_str);
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if (init_debug > 1) {
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int i;
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printk("get_ethernet_addr: ");
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for (i=0; i<5; i++)
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printk("%02x:", (unsigned char)*(ethernet_addr+i));
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printk("%02x\n", *(ethernet_addr+i));
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}
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return 0;
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}
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#ifdef CONFIG_SERIAL_8250_CONSOLE
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static void __init console_config(void)
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{
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@ -138,8 +60,8 @@ static void __init console_config(void)
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char parity = '\0', bits = '\0', flow = '\0';
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char *s;
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if ((strstr(prom_getcmdline(), "console=")) == NULL) {
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s = prom_getenv("modetty0");
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if ((strstr(fw_getcmdline(), "console=")) == NULL) {
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s = fw_getenv("modetty0");
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if (s) {
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while (*s >= '0' && *s <= '9')
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baud = baud*10 + *s++ - '0';
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@ -159,7 +81,7 @@ static void __init console_config(void)
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if (flow == '\0')
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flow = 'r';
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sprintf(console_string, " console=ttyS0,%d%c%c%c", baud, parity, bits, flow);
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strcat(prom_getcmdline(), console_string);
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strcat(fw_getcmdline(), console_string);
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pr_info("Config serial console:%s\n", console_string);
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}
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}
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@ -193,10 +115,6 @@ extern struct plat_smp_ops msmtc_smp_ops;
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void __init prom_init(void)
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{
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prom_argc = fw_arg0;
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_prom_argv = (int *) fw_arg1;
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_prom_envp = (int *) fw_arg2;
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mips_display_message("LINUX");
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/*
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@ -353,8 +271,8 @@ void __init prom_init(void)
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board_nmi_handler_setup = mips_nmi_setup;
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board_ejtag_handler_setup = mips_ejtag_setup;
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prom_init_cmdline();
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prom_meminit();
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fw_init_cmdline();
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fw_meminit();
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#ifdef CONFIG_SERIAL_8250_CONSOLE
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console_config();
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#endif
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@ -27,30 +27,16 @@
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#include <asm/bootinfo.h>
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#include <asm/page.h>
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#include <asm/sections.h>
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#include <asm/fw/fw.h>
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#include <asm/mips-boards/prom.h>
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/*#define DEBUG*/
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enum yamon_memtypes {
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yamon_dontuse,
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yamon_prom,
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yamon_free,
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};
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static struct prom_pmemblock mdesc[PROM_MAX_PMEMBLOCKS];
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#ifdef DEBUG
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static char *mtypes[3] = {
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"Dont use memory",
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"YAMON PROM memory",
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"Free memory",
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};
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#endif
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static fw_memblock_t mdesc[FW_MAX_MEMBLOCKS];
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/* determined physical memory size, not overridden by command line args */
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unsigned long physical_memsize = 0L;
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static struct prom_pmemblock * __init prom_getmdesc(void)
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fw_memblock_t * __init fw_getmdesc(void)
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{
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char *memsize_str;
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unsigned int memsize;
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@ -58,15 +44,12 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
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static char cmdline[COMMAND_LINE_SIZE] __initdata;
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/* otherwise look in the environment */
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memsize_str = prom_getenv("memsize");
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memsize_str = fw_getenv("memsize");
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if (!memsize_str) {
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printk(KERN_WARNING
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"memsize not set in boot prom, set to default (32Mb)\n");
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physical_memsize = 0x02000000;
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} else {
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#ifdef DEBUG
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pr_debug("prom_memsize = %s\n", memsize_str);
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#endif
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physical_memsize = simple_strtol(memsize_str, NULL, 0);
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}
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@ -90,11 +73,11 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
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memset(mdesc, 0, sizeof(mdesc));
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mdesc[0].type = yamon_dontuse;
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mdesc[0].type = fw_dontuse;
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mdesc[0].base = 0x00000000;
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mdesc[0].size = 0x00001000;
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mdesc[1].type = yamon_prom;
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mdesc[1].type = fw_code;
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mdesc[1].base = 0x00001000;
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mdesc[1].size = 0x000ef000;
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@ -105,55 +88,44 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
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* This mean that this area can't be used as DMA memory for PCI
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* devices.
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*/
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mdesc[2].type = yamon_dontuse;
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mdesc[2].type = fw_dontuse;
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mdesc[2].base = 0x000f0000;
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mdesc[2].size = 0x00010000;
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mdesc[3].type = yamon_dontuse;
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mdesc[3].type = fw_dontuse;
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mdesc[3].base = 0x00100000;
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mdesc[3].size = CPHYSADDR(PFN_ALIGN((unsigned long)&_end)) - mdesc[3].base;
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mdesc[4].type = yamon_free;
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mdesc[4].type = fw_free;
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mdesc[4].base = CPHYSADDR(PFN_ALIGN(&_end));
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mdesc[4].size = memsize - mdesc[4].base;
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return &mdesc[0];
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}
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static int __init prom_memtype_classify(unsigned int type)
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static int __init fw_memtype_classify(unsigned int type)
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{
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switch (type) {
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case yamon_free:
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case fw_free:
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return BOOT_MEM_RAM;
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case yamon_prom:
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case fw_code:
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return BOOT_MEM_ROM_DATA;
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default:
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return BOOT_MEM_RESERVED;
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}
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}
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void __init prom_meminit(void)
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void __init fw_meminit(void)
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{
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struct prom_pmemblock *p;
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fw_memblock_t *p;
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#ifdef DEBUG
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pr_debug("YAMON MEMORY DESCRIPTOR dump:\n");
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p = prom_getmdesc();
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while (p->size) {
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int i = 0;
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pr_debug("[%d,%p]: base<%08lx> size<%08lx> type<%s>\n",
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i, p, p->base, p->size, mtypes[p->type]);
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p++;
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i++;
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}
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#endif
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p = prom_getmdesc();
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p = fw_getmdesc();
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while (p->size) {
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long type;
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unsigned long base, size;
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type = prom_memtype_classify(p->type);
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type = fw_memtype_classify(p->type);
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base = p->base;
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size = p->size;
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@ -25,9 +25,8 @@
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#include <linux/screen_info.h>
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#include <linux/time.h>
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#include <asm/bootinfo.h>
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#include <asm/fw/fw.h>
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#include <asm/mips-boards/generic.h>
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#include <asm/mips-boards/prom.h>
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#include <asm/mips-boards/malta.h>
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#include <asm/mips-boards/maltaint.h>
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#include <asm/dma.h>
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@ -176,7 +175,7 @@ static void __init pci_clock_check(void)
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33, 20, 25, 30, 12, 16, 37, 10
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};
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int pciclock = pciclocks[jmpr];
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char *argptr = prom_getcmdline();
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char *argptr = fw_getcmdline();
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if (pciclock != 33 && !strstr(argptr, "idebus=")) {
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printk(KERN_WARNING "WARNING: PCI clock is %dMHz, "
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@ -214,7 +213,7 @@ static void __init bonito_quirks_setup(void)
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{
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char *argptr;
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argptr = prom_getcmdline();
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argptr = fw_getcmdline();
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if (strstr(argptr, "debug")) {
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BONITO_BONGENCFG |= BONITO_BONGENCFG_DEBUGMODE;
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printk(KERN_INFO "Enabled Bonito debug mode\n");
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@ -226,7 +225,7 @@ static void __init bonito_quirks_setup(void)
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BONITO_PCICACHECTRL |= BONITO_PCICACHECTRL_CPUCOH_EN;
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printk(KERN_INFO "Enabled Bonito CPU coherency\n");
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argptr = prom_getcmdline();
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argptr = fw_getcmdline();
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if (strstr(argptr, "iobcuncached")) {
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BONITO_PCICACHECTRL &= ~BONITO_PCICACHECTRL_IOBCCOH_EN;
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BONITO_PCIMEMBASECFG = BONITO_PCIMEMBASECFG &
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