6ab3d5624e
Signed-off-by: Jörn Engel <joern@wohnheim.fh-wedel.de> Signed-off-by: Adrian Bunk <bunk@stusta.de>
103 lines
2.9 KiB
C
103 lines
2.9 KiB
C
/*
|
|
*
|
|
* linux/arch/cris/arch-v10/kernel/setup.c
|
|
*
|
|
* Copyright (C) 1995 Linus Torvalds
|
|
* Copyright (c) 2001-2002 Axis Communications AB
|
|
*/
|
|
|
|
/*
|
|
* This file handles the architecture-dependent parts of initialization
|
|
*/
|
|
|
|
#include <linux/seq_file.h>
|
|
#include <linux/proc_fs.h>
|
|
#include <linux/delay.h>
|
|
|
|
#ifdef CONFIG_PROC_FS
|
|
#define HAS_FPU 0x0001
|
|
#define HAS_MMU 0x0002
|
|
#define HAS_ETHERNET100 0x0004
|
|
#define HAS_TOKENRING 0x0008
|
|
#define HAS_SCSI 0x0010
|
|
#define HAS_ATA 0x0020
|
|
#define HAS_USB 0x0040
|
|
#define HAS_IRQ_BUG 0x0080
|
|
#define HAS_MMU_BUG 0x0100
|
|
|
|
static struct cpu_info {
|
|
char *model;
|
|
unsigned short cache;
|
|
unsigned short flags;
|
|
} cpu_info[] = {
|
|
/* The first four models will never ever run this code and are
|
|
only here for display. */
|
|
{ "ETRAX 1", 0, 0 },
|
|
{ "ETRAX 2", 0, 0 },
|
|
{ "ETRAX 3", 0, HAS_TOKENRING },
|
|
{ "ETRAX 4", 0, HAS_TOKENRING | HAS_SCSI },
|
|
{ "Unknown", 0, 0 },
|
|
{ "Unknown", 0, 0 },
|
|
{ "Unknown", 0, 0 },
|
|
{ "Simulator", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA },
|
|
{ "ETRAX 100", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_IRQ_BUG },
|
|
{ "ETRAX 100", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA },
|
|
{ "ETRAX 100LX", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_USB | HAS_MMU | HAS_MMU_BUG },
|
|
{ "ETRAX 100LX v2", 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_USB | HAS_MMU },
|
|
{ "Unknown", 0, 0 } /* This entry MUST be the last */
|
|
};
|
|
|
|
int show_cpuinfo(struct seq_file *m, void *v)
|
|
{
|
|
unsigned long revision;
|
|
struct cpu_info *info;
|
|
|
|
/* read the version register in the CPU and print some stuff */
|
|
|
|
revision = rdvr();
|
|
|
|
if (revision >= sizeof cpu_info/sizeof *cpu_info)
|
|
info = &cpu_info[sizeof cpu_info/sizeof *cpu_info - 1];
|
|
else
|
|
info = &cpu_info[revision];
|
|
|
|
return seq_printf(m,
|
|
"processor\t: 0\n"
|
|
"cpu\t\t: CRIS\n"
|
|
"cpu revision\t: %lu\n"
|
|
"cpu model\t: %s\n"
|
|
"cache size\t: %d kB\n"
|
|
"fpu\t\t: %s\n"
|
|
"mmu\t\t: %s\n"
|
|
"mmu DMA bug\t: %s\n"
|
|
"ethernet\t: %s Mbps\n"
|
|
"token ring\t: %s\n"
|
|
"scsi\t\t: %s\n"
|
|
"ata\t\t: %s\n"
|
|
"usb\t\t: %s\n"
|
|
"bogomips\t: %lu.%02lu\n",
|
|
|
|
revision,
|
|
info->model,
|
|
info->cache,
|
|
info->flags & HAS_FPU ? "yes" : "no",
|
|
info->flags & HAS_MMU ? "yes" : "no",
|
|
info->flags & HAS_MMU_BUG ? "yes" : "no",
|
|
info->flags & HAS_ETHERNET100 ? "10/100" : "10",
|
|
info->flags & HAS_TOKENRING ? "4/16 Mbps" : "no",
|
|
info->flags & HAS_SCSI ? "yes" : "no",
|
|
info->flags & HAS_ATA ? "yes" : "no",
|
|
info->flags & HAS_USB ? "yes" : "no",
|
|
(loops_per_jiffy * HZ + 500) / 500000,
|
|
((loops_per_jiffy * HZ + 500) / 5000) % 100);
|
|
}
|
|
|
|
#endif /* CONFIG_PROC_FS */
|
|
|
|
void
|
|
show_etrax_copyright(void)
|
|
{
|
|
printk(KERN_INFO
|
|
"Linux/CRIS port on ETRAX 100LX (c) 2001 Axis Communications AB\n");
|
|
}
|