diff options
| author | Michal Idziorek <m.i@gmx.at> | 2014-11-14 11:08:04 +0100 |
|---|---|---|
| committer | Michal Idziorek <m.i@gmx.at> | 2014-11-14 11:08:04 +0100 |
| commit | e3cc5f6c89ba9f37bf2c1edf588d0f75c1d63c57 (patch) | |
| tree | 1c43c3e9ce81f7564beb3a970b88beaa66169946 /boot/vesa_setup_16.asm | |
| parent | 2761b620043ad511d9baf66d5478a463aeece77b (diff) | |
rename dirs
Diffstat (limited to 'boot/vesa_setup_16.asm')
| -rw-r--r-- | boot/vesa_setup_16.asm | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/boot/vesa_setup_16.asm b/boot/vesa_setup_16.asm deleted file mode 100644 index d4c6ca2..0000000 --- a/boot/vesa_setup_16.asm +++ /dev/null @@ -1,92 +0,0 @@ -VESA_CHECK1: - db "VESA: get modes!",0 -VESA_CHECK2: - db "VESA: get info on target mode!",0 -VESA_CHECK3: - db "VESA: switching to target mode!",0 -VESA_PAUSE: - db "[Press any key to switch to VESA 0x114]",0 - -VesaSetup: - - pusha - - ;VESA: get all available vesa modes! - mov ax,0 ; set target address in es:di (0:offset) - mov es,ax - mov di,VESA_MODES - mov ax,0x4f00 ;vesa function: Get Controller Info - int 0x10 ; call the interrupt to get the data from the bios! - vesa_err: - mov bx, VESA_CHECK1 - call print_string - call print_nextline - cmp ax,0x004f - je vesa_ok - jmp vesa_err - vesa_ok: - ; - - - ;VESA: get vesa info on mode of interest - mov ax,0 ; set target address in es:di (0:offset) - mov es,ax - mov di,VESA_MODE_INFO - mov ax,0x4f01 ;vesa function: Get Mode Info - mov cx,VESA_MODE_SELECT - int 0x10 ; call the interrupt to get the data from the bios! - vesa_err2: - mov bx, VESA_CHECK2 - call print_string - call print_nextline - cmp ax,0x004f - je vesa_ok2 - jmp vesa_err2 - vesa_ok2: - - ;show press any key -; call print_nextline -; mov bx, VESA_PAUSE -; call print_string -; call print_nextline - - ;preempt keyboard buffer - - next_key: - - mov ah,0x1 ;get scnacode from kb (non-blocking) - int 0x16 - jnz get_key ; nothing to preempt - - jmp wait_key - - get_key: - mov ah,0 ;get key from buffer - int 0x16 - -; mov al,ah -; call print_hex_byte -; call print_nextline - - jmp next_key - - ;;;;;;;;;;;;;;;;; - wait_key: -; mov ah,0 ; block waiting for keyboard scancode -; int 0x16 - - - ;VESA: finally switch to the mode of choice! - mov ax,0x4f02 ;vesa function: Set Mode - mov bx,VESA_MODE_SELECT - int 0x10 - cmp ax,0x004f - je vesa_ok3 - vesa_err3: - mov bx, VESA_CHECK3 - call print_string - call print_nextline - jmp vesa_err3 - vesa_ok3: - popa - ret |
