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author | Mikael Starvik <mikael.starvik@axis.com> | 2005-07-27 18:44:44 (GMT) |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-07-27 23:26:01 (GMT) |
commit | 51533b615e605d86154ec1b4e585c8ca1b0b15b7 (patch) | |
tree | 4a6d7d8494d2017632d83624fb71b36031e0e7e5 /arch/cris/arch-v32/kernel/setup.c | |
parent | 5d01e6ce785884a5db5792cd2e5bb36fa82fe23c (diff) | |
download | linux-fsl-qoriq-51533b615e605d86154ec1b4e585c8ca1b0b15b7.tar.xz |
[PATCH] CRIS update: new subarchitecture v32
New CRIS sub architecture named v32.
From: Dave Jones <davej@redhat.com>
Fix swapped kmalloc args
Signed-off-by: Mikael Starvik <starvik@axis.com>
Signed-off-by: Dave Jones <davej@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/cris/arch-v32/kernel/setup.c')
-rw-r--r-- | arch/cris/arch-v32/kernel/setup.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/arch/cris/arch-v32/kernel/setup.c b/arch/cris/arch-v32/kernel/setup.c new file mode 100644 index 0000000..b17a39a --- /dev/null +++ b/arch/cris/arch-v32/kernel/setup.c @@ -0,0 +1,118 @@ +/* + * Display CPU info in /proc/cpuinfo. + * + * Copyright (C) 2003, Axis Communications AB. + */ + +#include <linux/config.h> +#include <linux/seq_file.h> +#include <linux/proc_fs.h> +#include <linux/delay.h> +#include <linux/param.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 + +struct cpu_info { + char *cpu_model; + unsigned short rev; + unsigned short cache_size; + unsigned short flags; +}; + +/* Some of these model are here for historical reasons only. */ +static struct cpu_info cpinfo[] = { + {"ETRAX 1", 0, 0, 0}, + {"ETRAX 2", 1, 0, 0}, + {"ETRAX 3", 2, 0, 0}, + {"ETRAX 4", 3, 0, 0}, + {"Simulator", 7, 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA}, + {"ETRAX 100", 8, 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_IRQ_BUG}, + {"ETRAX 100", 9, 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA}, + + {"ETRAX 100LX", 10, 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_USB + | HAS_MMU | HAS_MMU_BUG}, + + {"ETRAX 100LX v2", 11, 8, HAS_ETHERNET100 | HAS_SCSI | HAS_ATA | HAS_USB + | HAS_MMU}, + + {"ETRAX FS", 32, 32, HAS_ETHERNET100 | HAS_ATA | HAS_MMU}, + + {"Unknown", 0, 0, 0} +}; + +int +show_cpuinfo(struct seq_file *m, void *v) +{ + int i; + int cpu = (int)v - 1; + int entries; + unsigned long revision; + struct cpu_info *info; + + entries = sizeof cpinfo / sizeof(struct cpu_info); + info = &cpinfo[entries - 1]; + +#ifdef CONFIG_SMP + if (!cpu_online(cpu)) + return 0; +#endif + + revision = rdvr(); + + for (i = 0; i < entries; i++) { + if (cpinfo[i].rev == revision) { + info = &cpinfo[i]; + break; + } + } + + return seq_printf(m, + "processor\t: %d\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\n", + + cpu, + revision, + info->cpu_model, + info->cache_size, + 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/CRISv32 port on ETRAX FS (C) 2003, 2004 Axis Communications AB\n"); +} |