diff options
| author | Richard Braun <rbraun@sceen.net> | 2012-10-15 21:43:16 +0200 |
|---|---|---|
| committer | Richard Braun <rbraun@sceen.net> | 2012-10-15 21:43:16 +0200 |
| commit | f2a3b2e722ad42b783ae7168adc22b64a71c6e26 (patch) | |
| tree | e075f2632c6015c261038c351fe13716c65e58f1 /arch/x86/machine/asm.h | |
| parent | 9256c0a825b65cef8f0a928d52c0b59b1b80cce0 (diff) | |
x86/cpu: add support for amd64
This change provides the cpu module with the subtle differences that
apply to the processor data structures in 64-bit mode. A few bits were
added to the boot module to complete SMP initialization.
Diffstat (limited to 'arch/x86/machine/asm.h')
| -rw-r--r-- | arch/x86/machine/asm.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/machine/asm.h b/arch/x86/machine/asm.h index 3d2da75..6f1da5d 100644 --- a/arch/x86/machine/asm.h +++ b/arch/x86/machine/asm.h @@ -38,6 +38,12 @@ x: .size x, . - x; \ x ## _end: +#ifdef __LP64__ +#define IRET iretq +#else /* __LP64__ */ +#define IRET iret +#endif /* __LP64__ */ + #endif /* __ASSEMBLY__ */ #endif /* _X86_ASM_H */ |