diff options
Diffstat (limited to 'arch/ppc/kernel/ppc_asm.h')
| -rw-r--r-- | arch/ppc/kernel/ppc_asm.h | 23 |
1 files changed, 16 insertions, 7 deletions
diff --git a/arch/ppc/kernel/ppc_asm.h b/arch/ppc/kernel/ppc_asm.h index 10be7ceab..2b999ab36 100644 --- a/arch/ppc/kernel/ppc_asm.h +++ b/arch/ppc/kernel/ppc_asm.h @@ -10,6 +10,9 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ + +#include <linux/config.h> + #include "ppc_asm.tmpl" #include "ppc_defs.h" @@ -45,14 +48,20 @@ sync; \ isync -/* This instruction is not implemented on the PPC 603 or 601 */ -#define tlbia \ - li r4,128; \ - mtctr r4; \ - lis r4,KERNELBASE@h; \ -0: tlbie r4; \ - addi r4,r4,0x1000; \ +/* + * This instruction is not implemented on the PPC 603 or 601; however, on + * the 403GCX and 405GP tlbia IS defined and tlbie is not. + */ + +#if !defined(CONFIG_4xx) +#define tlbia \ + li r4,128; \ + mtctr r4; \ + lis r4,KERNELBASE@h; \ +0: tlbie r4; \ + addi r4,r4,0x1000; \ bdnz 0b +#endif /* * On APUS (Amiga PowerPC cpu upgrade board), we don't know the |