From a13e1c0911c0627184bc38f18c7fdda64447b3ad Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Sun, 23 Mar 2025 19:13:48 +0100 Subject: meta(kernel): Reworked repository's filesystem structure. Removing useless parts of the project too. Signed-off-by: Amlal El Mahrouss --- dev/kernel/HALKit/AMD64/HalControlRegister.s | 45 ++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 dev/kernel/HALKit/AMD64/HalControlRegister.s (limited to 'dev/kernel/HALKit/AMD64/HalControlRegister.s') diff --git a/dev/kernel/HALKit/AMD64/HalControlRegister.s b/dev/kernel/HALKit/AMD64/HalControlRegister.s new file mode 100644 index 00000000..b94744f5 --- /dev/null +++ b/dev/kernel/HALKit/AMD64/HalControlRegister.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 -- cgit v1.2.3