diff options
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/kernel/head_64.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index da0924293496..f2fab687a01c 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S | |||
| @@ -1664,6 +1664,9 @@ _STATIC(__after_prom_start) | |||
| 1664 | /* i.e. where we are running */ | 1664 | /* i.e. where we are running */ |
| 1665 | /* the source addr */ | 1665 | /* the source addr */ |
| 1666 | 1666 | ||
| 1667 | cmpdi r4,0 /* In some cases the loader may */ | ||
| 1668 | beq .start_here_multiplatform /* have already put us at zero */ | ||
| 1669 | /* so we can skip the copy. */ | ||
| 1667 | LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */ | 1670 | LOAD_REG_IMMEDIATE(r5,copy_to_here) /* # bytes of memory to copy */ |
| 1668 | sub r5,r5,r27 | 1671 | sub r5,r5,r27 |
| 1669 | 1672 | ||