--- zzzz-none-000/linux-2.4.17/arch/mips/kernel/proc.c 2001-09-09 17:43:01.000000000 +0000 +++ sangam-fb-322/linux-2.4.17/arch/mips/kernel/proc.c 2004-11-24 13:22:35.000000000 +0000 @@ -8,101 +8,88 @@ #include #include #include +#include #include #include #include #include #include -extern unsigned long unaligned_instructions; unsigned int vced_count, vcei_count; + #ifndef CONFIG_CPU_HAS_LLSC unsigned long ll_ops, sc_ops; #endif -/* - * BUFFER is PAGE_SIZE bytes long. - * - * Currently /proc/cpuinfo is being abused to print data about the - * number of date/instruction cacheflushes. - */ -int get_cpuinfo(char *buffer) +static const char *cpu_name[] = CPU_NAMES; + +static int show_cpuinfo(struct seq_file *m, void *v) { + unsigned int version = mips_cpu.processor_id; + unsigned int fp_vers = mips_cpu.fpu_id; + unsigned long n = (unsigned long) v - 1; char fmt [64]; - const char *cpu_name[] = CPU_NAMES; - const char *mach_group_names[] = GROUP_NAMES; - const char *mach_unknown_names[] = GROUP_UNKNOWN_NAMES; - const char *mach_jazz_names[] = GROUP_JAZZ_NAMES; - const char *mach_dec_names[] = GROUP_DEC_NAMES; - const char *mach_arc_names[] = GROUP_ARC_NAMES; - const char *mach_sni_rm_names[] = GROUP_SNI_RM_NAMES; - const char *mach_acn_names[] = GROUP_ACN_NAMES; - const char *mach_sgi_names[] = GROUP_SGI_NAMES; - const char *mach_cobalt_names[] = GROUP_COBALT_NAMES; - const char *mach_nec_ddb_names[] = GROUP_NEC_DDB_NAMES; - const char *mach_baget_names[] = GROUP_BAGET_NAMES; - const char *mach_cosine_names[] = GROUP_COSINE_NAMES; - const char *mach_galileo_names[] = GROUP_GALILEO_NAMES; - const char *mach_momenco_names[] = GROUP_MOMENCO_NAMES; - const char *mach_ite_names[] = GROUP_ITE_NAMES; - const char *mach_philips_names[] = GROUP_PHILIPS_NAMES; - const char *mach_globespan_names[] = GROUP_GLOBESPAN_NAMES; - const char *mach_sibyte_names[] = GROUP_SIBYTE_NAMES; - const char *mach_toshiba_names[] = GROUP_TOSHIBA_NAMES; - const char *mach_alchemy_names[] = GROUP_ALCHEMY_NAMES; - const char **mach_group_to_name[] = { mach_unknown_names, - mach_jazz_names, mach_dec_names, mach_arc_names, - mach_sni_rm_names, mach_acn_names, mach_sgi_names, - mach_cobalt_names, mach_nec_ddb_names, mach_baget_names, - mach_cosine_names, mach_galileo_names, mach_momenco_names, - mach_ite_names, mach_philips_names, mach_globespan_names, - mach_sibyte_names, mach_toshiba_names, mach_alchemy_names}; - unsigned int version = read_32bit_cp0_register(CP0_PRID); - int len; - - len = sprintf(buffer, "cpu\t\t\t: MIPS\n"); - len += sprintf(buffer + len, "cpu model\t\t: %s V%d.%d\n", - cpu_name[mips_cpu.cputype <= CPU_LAST ? - mips_cpu.cputype : CPU_UNKNOWN], - (version >> 4) & 0x0f, version & 0x0f); - len += sprintf(buffer + len, "system type\t\t: %s %s\n", - mach_group_names[mips_machgroup], - mach_group_to_name[mips_machgroup][mips_machtype]); - len += sprintf(buffer + len, "BogoMIPS\t\t: %lu.%02lu\n", - loops_per_jiffy/(500000/HZ), - (loops_per_jiffy/(5000/HZ)) % 100); -#if defined (__MIPSEB__) - len += sprintf(buffer + len, "byteorder\t\t: big endian\n"); +#ifdef CONFIG_SMP + if (!(cpu_online_map & (1<> 4) & 0x0f, version & 0x0f, + (fp_vers >> 4) & 0x0f, fp_vers & 0x0f); + seq_printf(m, "BogoMIPS\t\t: %lu.%02lu\n", + loops_per_jiffy / (500000/HZ), + (loops_per_jiffy / (5000/HZ)) % 100); + seq_printf(m, "wait instruction\t: %s\n", cpu_wait ? "yes" : "no"); + seq_printf(m, "microsecond timers\t: %s\n", + (mips_cpu.options & MIPS_CPU_COUNTER) ? "yes" : "no"); + seq_printf(m, "extra interrupt vector\t: %s\n", + (mips_cpu.options & MIPS_CPU_DIVEC) ? "yes" : "no"); + seq_printf(m, "hardware watchpoint\t: %s\n", + watch_available ? "yes" : "no"); sprintf(fmt, "VCE%%c exceptions\t\t: %s\n", (mips_cpu.options & MIPS_CPU_VCE) ? "%d" : "not available"); - len += sprintf(buffer + len, fmt, 'D', vced_count); - len += sprintf(buffer + len, fmt, 'I', vcei_count); + seq_printf(m, fmt, 'D', vced_count); + seq_printf(m, fmt, 'I', vcei_count); #ifndef CONFIG_CPU_HAS_LLSC - len += sprintf(buffer + len, "ll emulations\t\t: %lu\n", - ll_ops); - len += sprintf(buffer + len, "sc emulations\t\t: %lu\n", - sc_ops); + seq_printf(m, "ll emulations\t\t: %lu\n", ll_ops); + seq_printf(m, "sc emulations\t\t: %lu\n", sc_ops); #endif - return len; + + return 0; +} + +static void *c_start(struct seq_file *m, loff_t *pos) +{ + unsigned long i = *pos; + + return i < NR_CPUS ? (void *) (i + 1) : NULL; +} + +static void *c_next(struct seq_file *m, void *v, loff_t *pos) +{ + ++*pos; + return c_start(m, pos); } +static void c_stop(struct seq_file *m, void *v) +{ +} + +struct seq_operations cpuinfo_op = { + start: c_start, + next: c_next, + stop: c_stop, + show: show_cpuinfo, +}; + void init_irq_proc(void) { /* Nothing, for now. */