diff options
Diffstat (limited to 'arch/powerpc/include/asm/kdump.h')
| -rw-r--r-- | arch/powerpc/include/asm/kdump.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/kdump.h b/arch/powerpc/include/asm/kdump.h index 5ebfe5d3c61f..6857af58b02e 100644 --- a/arch/powerpc/include/asm/kdump.h +++ b/arch/powerpc/include/asm/kdump.h | |||
| @@ -3,8 +3,17 @@ | |||
| 3 | 3 | ||
| 4 | #include <asm/page.h> | 4 | #include <asm/page.h> |
| 5 | 5 | ||
| 6 | /* Kdump kernel runs at 32 MB, change at your peril. */ | 6 | /* |
| 7 | * If CONFIG_RELOCATABLE is enabled we can place the kdump kernel anywhere. | ||
| 8 | * To keep enough space in the RMO for the first stage kernel on 64bit, we | ||
| 9 | * place it at 64MB. If CONFIG_RELOCATABLE is not enabled we must place | ||
| 10 | * the second stage at 32MB. | ||
| 11 | */ | ||
| 12 | #if defined(CONFIG_RELOCATABLE) && defined(CONFIG_PPC64) | ||
| 13 | #define KDUMP_KERNELBASE 0x4000000 | ||
| 14 | #else | ||
| 7 | #define KDUMP_KERNELBASE 0x2000000 | 15 | #define KDUMP_KERNELBASE 0x2000000 |
| 16 | #endif | ||
| 8 | 17 | ||
| 9 | /* How many bytes to reserve at zero for kdump. The reserve limit should | 18 | /* How many bytes to reserve at zero for kdump. The reserve limit should |
| 10 | * be greater or equal to the trampoline's end address. | 19 | * be greater or equal to the trampoline's end address. |