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| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-05-29 10:51:53 +0200 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2025-05-29 10:51:53 +0200 |
| commit | 5c0bb7ee7b1b0fee02cc179fb21f4c57a61d6c2d (patch) | |
| tree | cb17577bcdc9714c97a84ce417a075117097f146 /dev/kernel/HALKit/AMD64/HalControlRegisterAPI.s | |
| parent | d608230b1350b064ceb01e6572519b108f6139b0 (diff) | |
| parent | 3167f59dbb401d6a79b1524537e04218baf49ee3 (diff) | |
Merge pull request #32 from nekernel-org/dev
0.0.2e3
Diffstat (limited to 'dev/kernel/HALKit/AMD64/HalControlRegisterAPI.s')
| -rw-r--r-- | dev/kernel/HALKit/AMD64/HalControlRegisterAPI.s | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/dev/kernel/HALKit/AMD64/HalControlRegisterAPI.s b/dev/kernel/HALKit/AMD64/HalControlRegisterAPI.s new file mode 100644 index 00000000..631d1d55 --- /dev/null +++ b/dev/kernel/HALKit/AMD64/HalControlRegisterAPI.s @@ -0,0 +1,45 @@ +/* ------------------------------------------- + + Copyright (C) 2024-2025, Amlal El Mahrouss, all rights reserved. + +------------------------------------------- */ + +.globl hal_write_cr3 +.globl hal_write_cr0 +.globl hal_read_cr2 +.globl hal_read_cr3 +.globl hal_read_cr0 +.globl hal_flush_tlb +.globl hal_invl_tlb + +.text + +hal_invl_tlb: + invlpg (%rcx) + retq + +hal_flush_tlb: + call hal_read_cr3 + mov %rax, %rcx + call hal_write_cr3 + retq + +hal_read_cr3: + movq %cr3, %rax + retq + +hal_read_cr0: + movq %cr0, %rax + retq + +hal_read_cr2: + movq %cr2, %rax + retq + +hal_write_cr3: + movq %rcx, %cr3 + retq + +hal_write_cr0: + movq %rcx, %cr0 + retq |