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authorIan Moffett <ian@osmora.org>2025-11-18 01:02:27 -0500
committerIan Moffett <ian@osmora.org>2025-11-18 01:12:21 -0500
commit6ed636b8efe4d50ab013cf337ad634513eddbb6d (patch)
tree11ac37b13d41c4f5ce98c774b610979bd7c523c1 /sys/inc/arch/amd64/msr.h
parent635f680d45a58a4248f6dc6c833552836c1abed0 (diff)
kern/amd64: Do low-level processor configuration
This commit seperates low-level processor configuration into the cpu_loinit() function. This is to be called for the BSP and per AP. Signed-off-by: Ian Moffett <ian@osmora.org>
Diffstat (limited to 'sys/inc/arch/amd64/msr.h')
-rw-r--r--sys/inc/arch/amd64/msr.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/inc/arch/amd64/msr.h b/sys/inc/arch/amd64/msr.h
index f71103b..f962d21 100644
--- a/sys/inc/arch/amd64/msr.h
+++ b/sys/inc/arch/amd64/msr.h
@@ -42,6 +42,7 @@
#define IA32_MTRR_PHYSBASE 0x00000200
#define IA32_MTRR_PHYSMASK 0x00000201
#define IA32_KERNEL_GS_BASE 0xC0000102
+#define IA32_EFER 0xC0000080
#if !defined(__ASSEMBLER__)
__always_inline static inline uint64_t