diff options
| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2024-12-31 16:50:34 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2024-12-31 16:50:34 +0100 |
| commit | ad677bd1ed2c6d1a052d426117a4d20a0b59ac52 (patch) | |
| tree | 67898ad7cb935389619d8e9272cac9a732e24c92 /dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm | |
| parent | 510c659355d9227d1b75edfe50c1b8691ea2f982 (diff) | |
FIX: CUSA and improved algorithm.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm')
| -rw-r--r-- | dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm | 95 |
1 files changed, 63 insertions, 32 deletions
diff --git a/dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm b/dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm index 11deca52..fbc7cda8 100644 --- a/dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm +++ b/dev/Kernel/HALKit/AMD64/HalInterruptAPI.asm @@ -16,26 +16,32 @@ %macro IntExp 1 global __ZKA_INT_%1 __ZKA_INT_%1: - cli + cld mov al, 0x20 out 0xA0, al out 0x20, al - sti + push rcx + call idt_handle_generic + pop rcx + + + + std o64 iret %endmacro %macro IntNormal 1 global __ZKA_INT_%1 __ZKA_INT_%1: - cli + cld mov al, 0x20 out 0xA0, al out 0x20, al - sti + std o64 iret %endmacro @@ -55,25 +61,31 @@ extern idt_handle_breakpoint section .text __ZKA_INT_0: - cli + cld mov al, 0x20 out 0x20, al - sti + std o64 iret __ZKA_INT_1: - cli + cld mov al, 0x20 out 0x20, al - sti + push rcx + call idt_handle_generic + pop rcx + + + + std o64 iret __ZKA_INT_2: - cli + cld mov al, 0x20 out 0x20, al @@ -82,12 +94,14 @@ __ZKA_INT_2: call idt_handle_generic pop rcx - sti + + + std o64 iret ;; @brief Triggers a breakpoint and freeze the process. RIP is also fetched. __ZKA_INT_3: - cli + cld mov al, 0x20 out 0x20, al @@ -95,11 +109,14 @@ __ZKA_INT_3: push rcx call idt_handle_generic pop rcx - sti + + + + std o64 iret __ZKA_INT_4: - cli + cld mov al, 0x20 out 0x20, al @@ -108,21 +125,27 @@ __ZKA_INT_4: push rcx call idt_handle_generic pop rcx - sti + + + + + std o64 iret __ZKA_INT_5: - cli + cld mov al, 0x20 out 0x20, al - sti + + + std o64 iret ;; Invalid opcode interrupt __ZKA_INT_6: - cli + cld mov al, 0x20 out 0x20, al @@ -131,11 +154,13 @@ __ZKA_INT_6: call idt_handle_generic pop rcx - sti + + + std o64 iret __ZKA_INT_7: - cli + cld mov al, 0x20 out 0x20, al @@ -144,12 +169,14 @@ __ZKA_INT_7: call idt_handle_generic pop rcx - sti + + + std o64 iret ;; Invalid opcode interrupt __ZKA_INT_8: - cli + cld mov al, 0x20 out 0xA0, al @@ -159,7 +186,7 @@ __ZKA_INT_8: call idt_handle_generic pop rcx - sti + std o64 iret IntNormal 9 @@ -169,7 +196,7 @@ IntExp 11 IntExp 12 __ZKA_INT_13: - cli + cld mov al, 0x20 out 0xA0, al @@ -179,11 +206,13 @@ __ZKA_INT_13: call idt_handle_gpf pop rcx - sti + add qword [rsp + 4], 2 + + std o64 iret __ZKA_INT_14: - cli + cld mov al, 0x20 out 0xA0, al @@ -193,7 +222,9 @@ __ZKA_INT_14: call idt_handle_pf pop rcx - sti + add qword [rsp + 4], 2 + + std o64 iret IntNormal 15 @@ -219,7 +250,7 @@ IntNormal 31 [extern idt_handle_scheduler] __ZKA_INT_32: - cli + cld mov al, 0x20 out 0xA0, al @@ -230,7 +261,7 @@ __ZKA_INT_32: call idt_handle_scheduler pop rax - sti + std o64 iret IntNormal 33 @@ -258,7 +289,7 @@ IntNormal 49 [extern hal_kernel_call_enter] __ZKA_INT_50: - cli + cld mov al, 0x20 out 0xA0, al @@ -273,12 +304,12 @@ __ZKA_INT_50: call rax pop rax - sti + std o64 iret __ZKA_INT_51: - cli + cld mov al, 0x20 out 0xA0, al @@ -293,7 +324,7 @@ __ZKA_INT_51: call rax pop rax - sti + std o64 iret |