printk: add interfaces for external access to the log buffer
[linux-2.6] / include / asm-x86 / intel_arch_perfmon_32.h
1 #ifndef X86_INTEL_ARCH_PERFMON_H
2 #define X86_INTEL_ARCH_PERFMON_H 1
3
4 #define MSR_ARCH_PERFMON_PERFCTR0               0xc1
5 #define MSR_ARCH_PERFMON_PERFCTR1               0xc2
6
7 #define MSR_ARCH_PERFMON_EVENTSEL0              0x186
8 #define MSR_ARCH_PERFMON_EVENTSEL1              0x187
9
10 #define ARCH_PERFMON_EVENTSEL0_ENABLE      (1 << 22)
11 #define ARCH_PERFMON_EVENTSEL_INT          (1 << 20)
12 #define ARCH_PERFMON_EVENTSEL_OS           (1 << 17)
13 #define ARCH_PERFMON_EVENTSEL_USR          (1 << 16)
14
15 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_SEL   (0x3c)
16 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_UMASK (0x00 << 8)
17 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX (0)
18 #define ARCH_PERFMON_UNHALTED_CORE_CYCLES_PRESENT \
19                                 (1 << (ARCH_PERFMON_UNHALTED_CORE_CYCLES_INDEX))
20
21 union cpuid10_eax {
22         struct {
23                 unsigned int version_id:8;
24                 unsigned int num_counters:8;
25                 unsigned int bit_width:8;
26                 unsigned int mask_length:8;
27         } split;
28         unsigned int full;
29 };
30
31 #endif  /* X86_INTEL_ARCH_PERFMON_H */