From a10aabfcd52f702057316018cd7847ab2bfe4aa1 Mon Sep 17 00:00:00 2001 From: Ada Christine Date: Tue, 26 May 2026 21:32:27 +0000 Subject: we're bringing kjarna back and not doing the crazy stuff with trying to have task management during efi. that was a bit extra. --- api/bits/x86_64/msr.h | 20 +++++++++++++++----- 1 file changed, 15 insertions(+), 5 deletions(-) (limited to 'api/bits/x86_64/msr.h') diff --git a/api/bits/x86_64/msr.h b/api/bits/x86_64/msr.h index a25af7d..95486cc 100644 --- a/api/bits/x86_64/msr.h +++ b/api/bits/x86_64/msr.h @@ -1,13 +1,13 @@ +#pragma once + #include #define MSR_INDEX_EFER 0xc0000080 #define MSR_INDEX_STAR 0xc0000081 #define MSR_INDEX_LSTAR 0xc0000082 - -union msr_efer -{ - uint64_t value; -}; +#define MSR_INDEX_SFMASK 0xc0000084 +#define MSR_INDEX_KERNELGSBASE 0xc0000102 +#define MSR_EFER_SCE 1 union msr_star { @@ -27,3 +27,13 @@ union msr_lstar uint64_t value; }; +union msr_sfmask +{ + struct + { + uint32_t mask; + uint32_t reserved; + }; + uint64_t value; +}; + -- cgit v1.3.1-1-g115d