diff options
Diffstat (limited to 'arch/sh/kernel/head.S')
| -rw-r--r-- | arch/sh/kernel/head.S | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/arch/sh/kernel/head.S b/arch/sh/kernel/head.S index ae406d22d..db3e8b0a3 100644 --- a/arch/sh/kernel/head.S +++ b/arch/sh/kernel/head.S @@ -41,12 +41,21 @@ ENTRY(_stext) ldc $r0, $sr ! Initialize global interrupt mask mov #0, $r0 - ldc $r0, $r5_bank + ldc $r0, $r6_bank ! mov.l 2f, $r0 mov $r0, $r15 ! Set initial r15 (stack pointer) - ldc $r0, $r4_bank ! and stack base + mov #0x20, $r1 ! + shll8 $r1 ! $r1 = 8192 + sub $r1, $r0 ! + ldc $r0, $r7_bank ! ... and init_task ! +#if defined(__SH4__) + ! Initialize fpu + mov.l 7f, $r0 + jsr @$r0 + nop +#endif ! Enable cache mov.l 6f, $r0 jsr @$r0 @@ -71,3 +80,6 @@ ENTRY(_stext) 4: .long SYMBOL_NAME(_end) 5: .long SYMBOL_NAME(start_kernel) 6: .long SYMBOL_NAME(cache_init) +#if defined(__SH4__) +7: .long SYMBOL_NAME(fpu_init) +#endif |