diff options
| author | Eric Biederman <ebiederm@xmission.com> | 2004-10-14 19:29:29 +0000 |
|---|---|---|
| committer | Eric Biederman <ebiederm@xmission.com> | 2004-10-14 19:29:29 +0000 |
| commit | fcd5ace00b333ce31b11b02a2243dfbf39307f10 (patch) | |
| tree | d686d752ccea9b185b0008c70d8523749b26e2dd /src/cpu/x86/lapic/boot_cpu.c | |
| parent | 98e619b1cefcb9871185f4cc3db85fa430dcdbce (diff) | |
- Add new cvs code to cvs
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1657 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/cpu/x86/lapic/boot_cpu.c')
| -rw-r--r-- | src/cpu/x86/lapic/boot_cpu.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/cpu/x86/lapic/boot_cpu.c b/src/cpu/x86/lapic/boot_cpu.c new file mode 100644 index 0000000000..d3a8f6e7a7 --- /dev/null +++ b/src/cpu/x86/lapic/boot_cpu.c @@ -0,0 +1,10 @@ +#include <cpu/x86/msr.h> + +int boot_cpu(void) +{ + int bsp; + msr_t msr; + msr = rdmsr(0x1b); + bsp = !!(msr.lo & (1 << 8)); + return bsp; +} |