Commit 9966db25 authored by Ralf Baechle's avatar Ralf Baechle
Browse files

[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: default avatarRalf Baechle <ralf@linux-mips.org>
parent 36cfbaad

arch/mips/kernel/cpu-probe.c

+91 −2
Original line number Diff line number Diff line
@@ -802,9 +802,95 @@ static inline void cpu_probe_broadcom(struct cpuinfo_mips *c) 
	}

}



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 = &current_cpu_data;

	unsigned int cpu = smp_processor_id();



	c->processor_id	= PRID_IMP_UNKNOWN;

	c->fpu_id	= FPIR_IMP_NONE;
@@ -847,13 +933,16 @@ __init void cpu_probe(void) 
				c->ases |= MIPS_ASE_MIPS3D;

		}

	}



	__cpu_name[cpu] = cpu_to_name(c);

}



__init void cpu_report(void)

{

	struct cpuinfo_mips *c = &current_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);

}

arch/mips/kernel/proc.c

+1 −74
Original line number Diff line number Diff line
@@ -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 @@ static int show_cpuinfo(struct seq_file *m, void *v) 
	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",

arch/mips/kernel/traps.c

+2 −1
Original line number Diff line number Diff line
@@ -295,7 +295,8 @@ void show_regs(struct pt_regs *regs) 
	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)

include/asm-mips/cpu-info.h

+3 −0
Original line number Diff line number Diff line
@@ -74,4 +74,7 @@ extern struct cpuinfo_mips cpu_data[]; 
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 */