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| author | Hyok S. Choi <hyok.choi@samsung.com> | 2006-01-13 21:04:17 +0000 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-01-13 21:04:17 +0000 |
| commit | e72b04756f16e40dfd6dab3da81e03fe6dfe16e6 (patch) | |
| tree | 1fcdeb3d50aee061ca28bcf848fe9707a2d7a1d9 /include/asm-arm/processor.h | |
| parent | 946d4935fc61e1479f8c057d58c64110bb43d3b0 (diff) | |
| download | linux-e72b04756f16e40dfd6dab3da81e03fe6dfe16e6.tar.gz linux-e72b04756f16e40dfd6dab3da81e03fe6dfe16e6.tar.bz2 linux-e72b04756f16e40dfd6dab3da81e03fe6dfe16e6.zip | |
[ARM] start_thread fixup for nommu mode
This patch supports start_thread in nommu mode which requires the
base index register.
Signed-off-by: Hyok S. Choi <hyok.choi@samsung.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm/processor.h')
| -rw-r--r-- | include/asm-arm/processor.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-arm/processor.h b/include/asm-arm/processor.h index 31290694648b..04f4d34c6317 100644 --- a/include/asm-arm/processor.h +++ b/include/asm-arm/processor.h @@ -49,6 +49,12 @@ struct thread_struct { #define INIT_THREAD { } +#ifdef CONFIG_MMU +#define nommu_start_thread(regs) do { } while (0) +#else +#define nommu_start_thread(regs) regs->ARM_r10 = current->mm->start_data +#endif + #define start_thread(regs,pc,sp) \ ({ \ unsigned long *stack = (unsigned long *)sp; \ @@ -65,6 +71,7 @@ struct thread_struct { regs->ARM_r2 = stack[2]; /* r2 (envp) */ \ regs->ARM_r1 = stack[1]; /* r1 (argv) */ \ regs->ARM_r0 = stack[0]; /* r0 (argc) */ \ + nommu_start_thread(regs); \ }) /* Forward declaration, a strange C thing */ |