diff options
| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:13:48 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:15:17 +0100 |
| commit | a13e1c0911c0627184bc38f18c7fdda64447b3ad (patch) | |
| tree | 073a62c09bf216e85a3f310376640fa1805147f9 /dev/Boot/src/HEL/AMD64/BootAPI.S | |
| parent | 149fa096eb306d03686b3b67e813cf1a78e08cd0 (diff) | |
meta(kernel): Reworked repository's filesystem structure.
Removing useless parts of the project too.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Boot/src/HEL/AMD64/BootAPI.S')
| -rw-r--r-- | dev/Boot/src/HEL/AMD64/BootAPI.S | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/dev/Boot/src/HEL/AMD64/BootAPI.S b/dev/Boot/src/HEL/AMD64/BootAPI.S deleted file mode 100644 index 963ef46a..00000000 --- a/dev/Boot/src/HEL/AMD64/BootAPI.S +++ /dev/null @@ -1,60 +0,0 @@ -.global rt_jump_to_address -.global rt_reset_hardware - -.text - -.intel_syntax noprefix - -/** - @brief this function setups a stack and then jumps to - a function */ -rt_jump_to_address: - mov rbx, rcx - mov rcx, rdx - push rbx - push rdx - mov rsp, r8 - push rax - jmp rbx - - pop rdx - pop rbx - pop rax - - ret - -rt_reset_hardware: - /* dont raise any interrupts. (except ofc NMIs.) */ - cli - /* remap PIC */ -wait_gate1: - in al,0x64 - and al,2 - jnz wait_gate1 - mov al,0x0D1 - out 0x64,al -wait_gate2: - in al,0x64 - and al,2 - jnz wait_gate2 - mov al,0x0FE - out 0x60,al - - /* trigger triple fault, by writing to cr4 */ - - mov rax, 0 - lidt [rax] - -reset_wait: - jmp reset_wait - -.global boot_write_cr3 -.global boot_read_cr3 - -boot_read_cr3: - mov rax, rax - ret - -boot_write_cr3: - mov cr3, rcx - ret |