diff options
Diffstat (limited to 'arch/arm/kernel/setup.c')
| -rw-r--r-- | arch/arm/kernel/setup.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 78d197d6ec34..6136144f8f8d 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c | |||
| @@ -280,18 +280,19 @@ static void __init cacheid_init(void) | |||
| 280 | if (arch >= CPU_ARCH_ARMv6) { | 280 | if (arch >= CPU_ARCH_ARMv6) { |
| 281 | if ((cachetype & (7 << 29)) == 4 << 29) { | 281 | if ((cachetype & (7 << 29)) == 4 << 29) { |
| 282 | /* ARMv7 register format */ | 282 | /* ARMv7 register format */ |
| 283 | arch = CPU_ARCH_ARMv7; | ||
| 283 | cacheid = CACHEID_VIPT_NONALIASING; | 284 | cacheid = CACHEID_VIPT_NONALIASING; |
| 284 | if ((cachetype & (3 << 14)) == 1 << 14) | 285 | if ((cachetype & (3 << 14)) == 1 << 14) |
| 285 | cacheid |= CACHEID_ASID_TAGGED; | 286 | cacheid |= CACHEID_ASID_TAGGED; |
| 286 | else if (cpu_has_aliasing_icache(CPU_ARCH_ARMv7)) | ||
| 287 | cacheid |= CACHEID_VIPT_I_ALIASING; | ||
| 288 | } else if (cachetype & (1 << 23)) { | ||
| 289 | cacheid = CACHEID_VIPT_ALIASING; | ||
| 290 | } else { | 287 | } else { |
| 291 | cacheid = CACHEID_VIPT_NONALIASING; | 288 | arch = CPU_ARCH_ARMv6; |
| 292 | if (cpu_has_aliasing_icache(CPU_ARCH_ARMv6)) | 289 | if (cachetype & (1 << 23)) |
| 293 | cacheid |= CACHEID_VIPT_I_ALIASING; | 290 | cacheid = CACHEID_VIPT_ALIASING; |
| 291 | else | ||
| 292 | cacheid = CACHEID_VIPT_NONALIASING; | ||
| 294 | } | 293 | } |
| 294 | if (cpu_has_aliasing_icache(arch)) | ||
| 295 | cacheid |= CACHEID_VIPT_I_ALIASING; | ||
| 295 | } else { | 296 | } else { |
| 296 | cacheid = CACHEID_VIVT; | 297 | cacheid = CACHEID_VIVT; |
| 297 | } | 298 | } |