diff options
Diffstat (limited to 'sys/include/arch/amd64/cpu.h')
| -rw-r--r-- | sys/include/arch/amd64/cpu.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/sys/include/arch/amd64/cpu.h b/sys/include/arch/amd64/cpu.h index 4586163..6ed675e 100644 --- a/sys/include/arch/amd64/cpu.h +++ b/sys/include/arch/amd64/cpu.h @@ -42,14 +42,22 @@ #define CPU_IRQ(IRQ_N) (BIT((IRQ_N)) & 0xFF) /* Feature bits */ -#define CPU_FEAT_SMAP BIT(0) -#define CPU_FEAT_SMEP BIT(1) +#define CPU_FEAT_SMAP BIT(0) +#define CPU_FEAT_SMEP BIT(1) +#define CPU_FEAT_UMIP BIT(2) +#define CPU_FEAT_TSCINV BIT(3) /* TSC invariant */ + +/* CPU vendors */ +#define CPU_VENDOR_OTHER 0x00000000 +#define CPU_VENDOR_INTEL 0x00000001 +#define CPU_VENDOR_AMD 0x00000002 typedef uint16_t ipi_pend_t; struct cpu_info { uint32_t apicid; uint32_t feat; + uint32_t vendor; /* Vendor (see CPU_VENDOR_*) */ uint8_t ipi_dispatch : 1; /* 1: IPIs being dispatched */ uint8_t ipi_id; ipi_pend_t ipi_pending[N_IPIVEC]; |