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-rw-r--r--arch/mips/kernel/proc.c149
1 files changed, 149 insertions, 0 deletions
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
new file mode 100644
index 000000000000..0f159f30e894
--- /dev/null
+++ b/arch/mips/kernel/proc.c
@@ -0,0 +1,149 @@
+/*
+ * linux/arch/mips/kernel/proc.c
+ *
+ * Copyright (C) 1995, 1996, 2001 Ralf Baechle
+ * Copyright (C) 2001 MIPS Technologies, Inc.
+ */
+#include <linux/config.h>
+#include <linux/delay.h>
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/seq_file.h>
+#include <asm/bootinfo.h>
+#include <asm/cpu.h>
+#include <asm/cpu-features.h>
+#include <asm/mipsregs.h>
+#include <asm/processor.h>
+#include <asm/watch.h>
+
+unsigned int vced_count, vcei_count;
+
+static const char *cpu_name[] = {
+ [CPU_UNKNOWN] "unknown",
+ [CPU_R2000] "R2000",
+ [CPU_R3000] "R3000",
+ [CPU_R3000A] "R3000A",
+ [CPU_R3041] "R3041",
+ [CPU_R3051] "R3051",
+ [CPU_R3052] "R3052",
+ [CPU_R3081] "R3081",
+ [CPU_R3081E] "R3081E",
+ [CPU_R4000PC] "R4000PC",
+ [CPU_R4000SC] "R4000SC",
+ [CPU_R4000MC] "R4000MC",
+ [CPU_R4200] "R4200",
+ [CPU_R4400PC] "R4400PC",
+ [CPU_R4400SC] "R4400SC",
+ [CPU_R4400MC] "R4400MC",
+ [CPU_R4600] "R4600",
+ [CPU_R6000] "R6000",
+ [CPU_R6000A] "R6000A",
+ [CPU_R8000] "R8000",
+ [CPU_R10000] "R10000",
+ [CPU_R12000] "R12000",
+ [CPU_R4300] "R4300",
+ [CPU_R4650] "R4650",
+ [CPU_R4700] "R4700",
+ [CPU_R5000] "R5000",
+ [CPU_R5000A] "R5000A",
+ [CPU_R4640] "R4640",
+ [CPU_NEVADA] "Nevada",
+ [CPU_RM7000] "RM7000",
+ [CPU_RM9000] "RM9000",
+ [CPU_R5432] "R5432",
+ [CPU_4KC] "MIPS 4Kc",
+ [CPU_5KC] "MIPS 5Kc",
+ [CPU_R4310] "R4310",
+ [CPU_SB1] "SiByte SB1",
+ [CPU_TX3912] "TX3912",
+ [CPU_TX3922] "TX3922",
+ [CPU_TX3927] "TX3927",
+ [CPU_AU1000] "Au1000",
+ [CPU_AU1500] "Au1500",
+ [CPU_4KEC] "MIPS 4KEc",
+ [CPU_4KSC] "MIPS 4KSc",
+ [CPU_VR41XX] "NEC Vr41xx",
+ [CPU_R5500] "R5500",
+ [CPU_TX49XX] "TX49xx",
+ [CPU_20KC] "MIPS 20Kc",
+ [CPU_24K] "MIPS 24K",
+ [CPU_25KF] "MIPS 25Kf",
+ [CPU_VR4111] "NEC VR4111",
+ [CPU_VR4121] "NEC VR4121",
+ [CPU_VR4122] "NEC VR4122",
+ [CPU_VR4131] "NEC VR4131",
+ [CPU_VR4133] "NEC VR4133",
+ [CPU_VR4181] "NEC VR4181",
+ [CPU_VR4181A] "NEC VR4181A",
+ [CPU_SR71000] "Sandcraft SR71000"
+};
+
+
+static int show_cpuinfo(struct seq_file *m, void *v)
+{
+ unsigned int version = current_cpu_data.processor_id;
+ unsigned int fp_vers = current_cpu_data.fpu_id;
+ unsigned long n = (unsigned long) v - 1;
+ char fmt [64];
+
+#ifdef CONFIG_SMP
+ if (!cpu_isset(n, cpu_online_map))
+ return 0;
+#endif
+
+ /*
+ * For the first processor also print the system type
+ */
+ if (n == 0)
+ seq_printf(m, "system type\t\t: %s\n", get_system_type());
+
+ seq_printf(m, "processor\t\t: %ld\n", n);
+ sprintf(fmt, "cpu model\t\t: %%s V%%d.%%d%s\n",
+ cpu_has_fpu ? " FPU V%d.%d" : "");
+ seq_printf(m, fmt, cpu_name[current_cpu_data.cputype <= CPU_LAST ?
+ current_cpu_data.cputype : CPU_UNKNOWN],
+ (version >> 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",
+ cpu_has_counter ? "yes" : "no");
+ seq_printf(m, "tlb_entries\t\t: %d\n", current_cpu_data.tlbsize);
+ seq_printf(m, "extra interrupt vector\t: %s\n",
+ cpu_has_divec ? "yes" : "no");
+ seq_printf(m, "hardware watchpoint\t: %s\n",
+ cpu_has_watch ? "yes" : "no");
+
+ sprintf(fmt, "VCE%%c exceptions\t\t: %s\n",
+ cpu_has_vce ? "%u" : "not available");
+ seq_printf(m, fmt, 'D', vced_count);
+ seq_printf(m, fmt, 'I', vcei_count);
+
+ 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,
+};