X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fmips%2Fkernel%2Fcpu-probe.c;h=335a6ae3d594044fa0ca99e44ee189631238b609;hb=326e2e1a59decc81bea052e8a8c6d75c63daa2db;hp=c8c47a2d1972f5cb6c3a8dadd155ea32206b634a;hpb=37e58df30063e229ee5157f9d1c1fa1d749917c2;p=linux-2.6

diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index c8c47a2d19..335a6ae3d5 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -169,6 +169,7 @@ static inline void check_wait(void)
 
 	case CPU_24K:
 	case CPU_34K:
+	case CPU_1004K:
 		cpu_wait = r4k_wait;
 		if (read_c0_config7() & MIPS_CONF7_WII)
 			cpu_wait = r4k_wait_irqoff;
@@ -188,6 +189,8 @@ static inline void check_wait(void)
 	case CPU_AU1500:
 	case CPU_AU1550:
 	case CPU_AU1200:
+	case CPU_AU1210:
+	case CPU_AU1250:
 		if (allow_au1k_wait)
 			cpu_wait = au1k_wait;
 		break;
@@ -548,7 +551,7 @@ static inline void cpu_probe_legacy(struct cpuinfo_mips *c)
 	}
 }
 
-static char unknown_isa[] __initdata = KERN_ERR \
+static char unknown_isa[] __cpuinitdata = KERN_ERR \
 	"Unsupported ISA type, c0.config0: %d.";
 
 static inline unsigned int decode_config0(struct cpuinfo_mips *c)
@@ -654,7 +657,7 @@ static inline unsigned int decode_config3(struct cpuinfo_mips *c)
 	return config3 & MIPS_CONF_M;
 }
 
-static void __init decode_configs(struct cpuinfo_mips *c)
+static void __cpuinit decode_configs(struct cpuinfo_mips *c)
 {
 	/* MIPS32 or MIPS64 compliant CPU.  */
 	c->options = MIPS_CPU_4KEX | MIPS_CPU_4K_CACHE | MIPS_CPU_COUNTER |
@@ -673,6 +676,12 @@ static void __init decode_configs(struct cpuinfo_mips *c)
 		return;
 }
 
+#ifdef CONFIG_CPU_MIPSR2
+extern void spram_config(void);
+#else
+static inline void spram_config(void) {}
+#endif
+
 static inline void cpu_probe_mips(struct cpuinfo_mips *c)
 {
 	decode_configs(c);
@@ -709,7 +718,12 @@ static inline void cpu_probe_mips(struct cpuinfo_mips *c)
 	case PRID_IMP_74K:
 		c->cputype = CPU_74K;
 		break;
+	case PRID_IMP_1004K:
+		c->cputype = CPU_1004K;
+		break;
 	}
+
+	spram_config();
 }
 
 static inline void cpu_probe_alchemy(struct cpuinfo_mips *c)
@@ -733,6 +747,11 @@ static inline void cpu_probe_alchemy(struct cpuinfo_mips *c)
 			break;
 		case 4:
 			c->cputype = CPU_AU1200;
+			if (2 == (c->processor_id & 0xff))
+				c->cputype = CPU_AU1250;
+			break;
+		case 5:
+			c->cputype = CPU_AU1210;
 			break;
 		default:
 			panic("Unknown Au Core!");
@@ -771,7 +790,7 @@ static inline void cpu_probe_sandcraft(struct cpuinfo_mips *c)
 	}
 }
 
-static inline void cpu_probe_philips(struct cpuinfo_mips *c)
+static inline void cpu_probe_nxp(struct cpuinfo_mips *c)
 {
 	decode_configs(c);
 	switch (c->processor_id & 0xff00) {
@@ -780,7 +799,7 @@ static inline void cpu_probe_philips(struct cpuinfo_mips *c)
 		c->isa_level = MIPS_CPU_ISA_M32R1;
 		break;
 	default:
-		panic("Unknown Philips Core!"); /* REVISIT: die? */
+		panic("Unknown NXP Core!"); /* REVISIT: die? */
 		break;
 	}
 }
@@ -807,7 +826,7 @@ const char *__cpu_name[NR_CPUS];
 /*
  * Name a CPU
  */
-static __init const char *cpu_to_name(struct cpuinfo_mips *c)
+static __cpuinit const char *cpu_to_name(struct cpuinfo_mips *c)
 {
 	const char *name = NULL;
 
@@ -858,6 +877,8 @@ static __init const char *cpu_to_name(struct cpuinfo_mips *c)
 	case CPU_AU1100:	name = "Au1100"; break;
 	case CPU_AU1550:	name = "Au1550"; break;
 	case CPU_AU1200:	name = "Au1200"; break;
+	case CPU_AU1210:	name = "Au1210"; break;
+	case CPU_AU1250:	name = "Au1250"; break;
 	case CPU_4KEC:		name = "MIPS 4KEc"; break;
 	case CPU_4KSC:		name = "MIPS 4KSc"; break;
 	case CPU_VR41XX:	name = "NEC Vr41xx"; break;
@@ -867,6 +888,7 @@ static __init const char *cpu_to_name(struct cpuinfo_mips *c)
 	case CPU_24K:		name = "MIPS 24K"; break;
 	case CPU_25KF:		name = "MIPS 25Kf"; break;
 	case CPU_34K:		name = "MIPS 34K"; break;
+	case CPU_1004K:		name = "MIPS 1004K"; break;
 	case CPU_74K:		name = "MIPS 74K"; break;
 	case CPU_VR4111:	name = "NEC VR4111"; break;
 	case CPU_VR4121:	name = "NEC VR4121"; break;
@@ -887,7 +909,7 @@ static __init const char *cpu_to_name(struct cpuinfo_mips *c)
 	return name;
 }
 
-__init void cpu_probe(void)
+__cpuinit void cpu_probe(void)
 {
 	struct cpuinfo_mips *c = &current_cpu_data;
 	unsigned int cpu = smp_processor_id();
@@ -916,8 +938,8 @@ __init void cpu_probe(void)
 	case PRID_COMP_SANDCRAFT:
 		cpu_probe_sandcraft(c);
 		break;
- 	case PRID_COMP_PHILIPS:
-		cpu_probe_philips(c);
+	case PRID_COMP_NXP:
+		cpu_probe_nxp(c);
 		break;
 	default:
 		c->cputype = CPU_UNKNOWN;
@@ -943,9 +965,14 @@ __init void cpu_probe(void)
 	}
 
 	__cpu_name[cpu] = cpu_to_name(c);
+
+	if (cpu_has_mips_r2)
+		c->srsets = ((read_c0_srsctl() >> 26) & 0x0f) + 1;
+	else
+		c->srsets = 1;
 }
 
-__init void cpu_report(void)
+__cpuinit void cpu_report(void)
 {
 	struct cpuinfo_mips *c = &current_cpu_data;