diff options
| author | Roland McGrath <roland@redhat.com> | 2008-01-30 13:30:54 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:30:54 +0100 |
| commit | d2499d8b6c94df02629631807dd96deae7aa7637 (patch) | |
| tree | b0221c5a323bbf24df475b1750cd60de6c42c0ef /include/asm-x86/msr-index.h | |
| parent | 5b88abbf770a0e1975c668743100f42934f385e8 (diff) | |
x86: debugctlmsr constants
This adds constant macros for a few of the bits in MSR_IA32_DEBUGCTLMSR.
Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/asm-x86/msr-index.h')
| -rw-r--r-- | include/asm-x86/msr-index.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/asm-x86/msr-index.h b/include/asm-x86/msr-index.h index a4944732be0..4045bbe4737 100644 --- a/include/asm-x86/msr-index.h +++ b/include/asm-x86/msr-index.h @@ -63,6 +63,13 @@ #define MSR_IA32_LASTINTFROMIP 0x000001dd #define MSR_IA32_LASTINTTOIP 0x000001de +/* DEBUGCTLMSR bits (others vary by model): */ +#define _DEBUGCTLMSR_LBR 0 /* last branch recording */ +#define _DEBUGCTLMSR_BTF 1 /* single-step on branches */ + +#define DEBUGCTLMSR_LBR (1UL << _DEBUGCTLMSR_LBR) +#define DEBUGCTLMSR_BTF (1UL << _DEBUGCTLMSR_BTF) + #define MSR_IA32_MC0_CTL 0x00000400 #define MSR_IA32_MC0_STATUS 0x00000401 #define MSR_IA32_MC0_ADDR 0x00000402 |