/* * * 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/config.h> #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"); }