diff options
Diffstat (limited to 'arch/sh/kernel/cpu/sh4/probe.c')
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/probe.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index 6c78d0a9c85..d36f0c45f55 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -57,8 +57,12 @@ int __init detect_cpu_and_cache_system(void) * Setup some generic flags we can probe on SH-4A parts */ if (((pvr >> 16) & 0xff) == 0x10) { - if ((cvr & 0x10000000) == 0) + boot_cpu_data.family = CPU_FAMILY_SH4A; + + if ((cvr & 0x10000000) == 0) { boot_cpu_data.flags |= CPU_HAS_DSP; + boot_cpu_data.family = CPU_FAMILY_SH4AL_DSP; + } boot_cpu_data.flags |= CPU_HAS_LLSC | CPU_HAS_PERF_COUNTER; boot_cpu_data.cut_major = pvr & 0x7f; @@ -68,6 +72,7 @@ int __init detect_cpu_and_cache_system(void) } else { /* And some SH-4 defaults.. */ boot_cpu_data.flags |= CPU_HAS_PTEA; + boot_cpu_data.family = CPU_FAMILY_SH4; } /* FPU detection works for everyone */ @@ -139,8 +144,15 @@ int __init detect_cpu_and_cache_system(void) } break; case 0x300b: - boot_cpu_data.type = CPU_SH7724; - boot_cpu_data.flags |= CPU_HAS_L2_CACHE; + switch (prr) { + case 0x20: + boot_cpu_data.type = CPU_SH7724; + boot_cpu_data.flags |= CPU_HAS_L2_CACHE; + break; + case 0x50: + boot_cpu_data.type = CPU_SH7757; + break; + } break; case 0x4000: /* 1st cut */ case 0x4001: /* 2nd cut */ @@ -173,9 +185,6 @@ int __init detect_cpu_and_cache_system(void) boot_cpu_data.dcache.ways = 2; break; - default: - boot_cpu_data.type = CPU_SH_NONE; - break; } /* |