[MIPS] Make facility to convert CPU types to strings generally available.
So far /proc/cpuinfo has been the only user but human readable processor
name are more useful than that for proc.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index dde2adf..234c7f5 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -802,9 +802,95 @@
}
}
+const char *__cpu_name[NR_CPUS];
+
+/*
+ * Name a CPU
+ */
+static __init const char *cpu_to_name(struct cpuinfo_mips *c)
+{
+ const char *name = NULL;
+
+ switch (c->cputype) {
+ case CPU_UNKNOWN: name = "unknown"; break;
+ case CPU_R2000: name = "R2000"; break;
+ case CPU_R3000: name = "R3000"; break;
+ case CPU_R3000A: name = "R3000A"; break;
+ case CPU_R3041: name = "R3041"; break;
+ case CPU_R3051: name = "R3051"; break;
+ case CPU_R3052: name = "R3052"; break;
+ case CPU_R3081: name = "R3081"; break;
+ case CPU_R3081E: name = "R3081E"; break;
+ case CPU_R4000PC: name = "R4000PC"; break;
+ case CPU_R4000SC: name = "R4000SC"; break;
+ case CPU_R4000MC: name = "R4000MC"; break;
+ case CPU_R4200: name = "R4200"; break;
+ case CPU_R4400PC: name = "R4400PC"; break;
+ case CPU_R4400SC: name = "R4400SC"; break;
+ case CPU_R4400MC: name = "R4400MC"; break;
+ case CPU_R4600: name = "R4600"; break;
+ case CPU_R6000: name = "R6000"; break;
+ case CPU_R6000A: name = "R6000A"; break;
+ case CPU_R8000: name = "R8000"; break;
+ case CPU_R10000: name = "R10000"; break;
+ case CPU_R12000: name = "R12000"; break;
+ case CPU_R14000: name = "R14000"; break;
+ case CPU_R4300: name = "R4300"; break;
+ case CPU_R4650: name = "R4650"; break;
+ case CPU_R4700: name = "R4700"; break;
+ case CPU_R5000: name = "R5000"; break;
+ case CPU_R5000A: name = "R5000A"; break;
+ case CPU_R4640: name = "R4640"; break;
+ case CPU_NEVADA: name = "Nevada"; break;
+ case CPU_RM7000: name = "RM7000"; break;
+ case CPU_RM9000: name = "RM9000"; break;
+ case CPU_R5432: name = "R5432"; break;
+ case CPU_4KC: name = "MIPS 4Kc"; break;
+ case CPU_5KC: name = "MIPS 5Kc"; break;
+ case CPU_R4310: name = "R4310"; break;
+ case CPU_SB1: name = "SiByte SB1"; break;
+ case CPU_SB1A: name = "SiByte SB1A"; break;
+ case CPU_TX3912: name = "TX3912"; break;
+ case CPU_TX3922: name = "TX3922"; break;
+ case CPU_TX3927: name = "TX3927"; break;
+ case CPU_AU1000: name = "Au1000"; break;
+ case CPU_AU1500: name = "Au1500"; break;
+ case CPU_AU1100: name = "Au1100"; break;
+ case CPU_AU1550: name = "Au1550"; break;
+ case CPU_AU1200: name = "Au1200"; break;
+ case CPU_4KEC: name = "MIPS 4KEc"; break;
+ case CPU_4KSC: name = "MIPS 4KSc"; break;
+ case CPU_VR41XX: name = "NEC Vr41xx"; break;
+ case CPU_R5500: name = "R5500"; break;
+ case CPU_TX49XX: name = "TX49xx"; break;
+ case CPU_20KC: name = "MIPS 20Kc"; break;
+ case CPU_24K: name = "MIPS 24K"; break;
+ case CPU_25KF: name = "MIPS 25Kf"; break;
+ case CPU_34K: name = "MIPS 34K"; break;
+ case CPU_74K: name = "MIPS 74K"; break;
+ case CPU_VR4111: name = "NEC VR4111"; break;
+ case CPU_VR4121: name = "NEC VR4121"; break;
+ case CPU_VR4122: name = "NEC VR4122"; break;
+ case CPU_VR4131: name = "NEC VR4131"; break;
+ case CPU_VR4133: name = "NEC VR4133"; break;
+ case CPU_VR4181: name = "NEC VR4181"; break;
+ case CPU_VR4181A: name = "NEC VR4181A"; break;
+ case CPU_SR71000: name = "Sandcraft SR71000"; break;
+ case CPU_BCM3302: name = "Broadcom BCM3302"; break;
+ case CPU_BCM4710: name = "Broadcom BCM4710"; break;
+ case CPU_PR4450: name = "Philips PR4450"; break;
+ case CPU_LOONGSON2: name = "ICT Loongson-2"; break;
+ default:
+ BUG();
+ }
+
+ return name;
+}
+
__init void cpu_probe(void)
{
struct cpuinfo_mips *c = ¤t_cpu_data;
+ unsigned int cpu = smp_processor_id();
c->processor_id = PRID_IMP_UNKNOWN;
c->fpu_id = FPIR_IMP_NONE;
@@ -847,13 +933,16 @@
c->ases |= MIPS_ASE_MIPS3D;
}
}
+
+ __cpu_name[cpu] = cpu_to_name(c);
}
__init void cpu_report(void)
{
struct cpuinfo_mips *c = ¤t_cpu_data;
- printk("CPU revision is: %08x\n", c->processor_id);
+ printk(KERN_INFO "CPU revision is: %08x (%s)\n",
+ c->processor_id, cpu_name_string());
if (c->options & MIPS_CPU_FPU)
- printk("FPU revision is: %08x\n", c->fpu_id);
+ printk(KERN_INFO "FPU revision is: %08x\n", c->fpu_id);
}
diff --git a/arch/mips/kernel/proc.c b/arch/mips/kernel/proc.c
index accd520..efd2d13 100644
--- a/arch/mips/kernel/proc.c
+++ b/arch/mips/kernel/proc.c
@@ -17,78 +17,6 @@
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_R14000] = "R14000",
- [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_SB1A] = "SiByte SB1A",
- [CPU_TX3912] = "TX3912",
- [CPU_TX3922] = "TX3922",
- [CPU_TX3927] = "TX3927",
- [CPU_AU1000] = "Au1000",
- [CPU_AU1500] = "Au1500",
- [CPU_AU1100] = "Au1100",
- [CPU_AU1550] = "Au1550",
- [CPU_AU1200] = "Au1200",
- [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_34K] = "MIPS 34K",
- [CPU_74K] = "MIPS 74K",
- [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",
- [CPU_BCM3302] = "Broadcom BCM3302",
- [CPU_BCM4710] = "Broadcom BCM4710",
- [CPU_PR4450] = "Philips PR4450",
- [CPU_LOONGSON2] = "ICT Loongson-2",
-};
-
-
static int show_cpuinfo(struct seq_file *m, void *v)
{
unsigned long n = (unsigned long) v - 1;
@@ -110,8 +38,7 @@
seq_printf(m, "processor\t\t: %ld\n", n);
sprintf(fmt, "cpu model\t\t: %%s V%%d.%%d%s\n",
cpu_data[n].options & MIPS_CPU_FPU ? " FPU V%d.%d" : "");
- seq_printf(m, fmt, cpu_name[cpu_data[n].cputype <= CPU_LAST ?
- cpu_data[n].cputype : CPU_UNKNOWN],
+ seq_printf(m, fmt, __cpu_name[smp_processor_id()],
(version >> 4) & 0x0f, version & 0x0f,
(fp_vers >> 4) & 0x0f, fp_vers & 0x0f);
seq_printf(m, "BogoMIPS\t\t: %lu.%02lu\n",
diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c
index b3e408b..632bce1 100644
--- a/arch/mips/kernel/traps.c
+++ b/arch/mips/kernel/traps.c
@@ -295,7 +295,8 @@
if (1 <= cause && cause <= 5)
printk("BadVA : %0*lx\n", field, regs->cp0_badvaddr);
- printk("PrId : %08x\n", read_c0_prid());
+ printk("PrId : %08x (%s)\n", read_c0_prid(),
+ cpu_name_string());
}
void show_registers(struct pt_regs *regs)
diff --git a/include/asm-mips/cpu-info.h b/include/asm-mips/cpu-info.h
index 0468959..94f1c81 100644
--- a/include/asm-mips/cpu-info.h
+++ b/include/asm-mips/cpu-info.h
@@ -74,4 +74,7 @@
extern void cpu_probe(void);
extern void cpu_report(void);
+extern const char *__cpu_name[];
+#define cpu_name_string() __cpu_name[smp_processor_id()]
+
#endif /* __ASM_CPU_INFO_H */