| 20,7 → 20,7 |
|---|
| ; |
| ;========================================================================== |
| |
| |
| if 0 |
| putchar: |
| ; in: al=character |
| mov ah, 0Eh |
| 61,6 → 61,8 |
|---|
| call setcursor |
| } |
| |
| end if |
| |
| boot_read_floppy: |
| push si |
| xor si, si |
| 78,11 → 80,9 |
|---|
| ret |
| |
| sayerr_plain: |
| call printplain |
| jmp $ |
| |
| sayerr: |
| call print |
| jmp $ |
| |
| |
| 173,38 → 173,6 |
|---|
| xor di, di |
| mov ah, 1*16+15 |
| |
| ; draw top |
| mov si, d80x25_top |
| mov cx, d80x25_top_num * 80 |
| @@: |
| lodsb |
| stosw |
| loop @b |
| ; draw spaces |
| mov si, space_msg |
| mov dx, 25 - d80x25_top_num - d80x25_bottom_num |
| dfl1: |
| push si |
| mov cx, 80 |
| @@: |
| lodsb |
| stosw |
| loop @b |
| pop si |
| dec dx |
| jnz dfl1 |
| ; draw bottom |
| mov si, d80x25_bottom |
| mov cx, d80x25_bottom_num * 80 |
| @@: |
| lodsb |
| stosw |
| loop @b |
| |
| mov byte [space_msg+80], 0 ; now space_msg is null terminated |
| |
| _setcursor d80x25_top_num,0 |
| |
| cpugood: |
| |
| push 0 |
| 268,16 → 236,6 |
|---|
| mov [es:0x9044], ax ; Save APM Version |
| mov [es:0x9046], cx ; Save APM flags |
| |
| ; Write APM ver ---- |
| and ax, 0xf0f |
| add ax, '00' |
| mov si, msg_apm |
| mov [si + 5], ah |
| mov [si + 7], al |
| _setcursor 0, 3 |
| call printplain |
| ; ------------------ |
| |
| mov ax, 0x5304 ; Disconnect interface |
| xor bx, bx |
| int 0x15 |
| 291,7 → 249,6 |
|---|
| mov [es:0x9054], dx |
| |
| apm_end: |
| _setcursor d80x25_top_num, 0 |
| |
| ;CHECK current of code |
| cmp [cfgmanager.loader_block], -1 |
| 298,7 → 255,6 |
|---|
| jz noloaderblock |
| les bx, [cfgmanager.loader_block] |
| cmp byte [es:bx], 1 |
| mov si, loader_block_error |
| jnz sayerr |
| push 0 |
| pop es |
| 344,22 → 300,11 |
|---|
| cmp byte [di+preboot_biosdisk-preboot_device], 1 |
| adc byte [di+preboot_biosdisk-preboot_device], 0 |
| |
| _setcursor 7,0 |
| mov si, space_msg |
| call printplain |
| ; pop ax ; <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< ?? |
| jmp .continue |
| .loader_block dd -1 |
| .continue: |
| sti |
| _setcursor 6,0 |
| mov si, space_msg |
| call printplain |
| call printplain |
| _setcursor 6,0 |
| mov si, loading_msg |
| call print |
| _setcursor 15,0 |
| jmp .load |
| |
| .loadc: |
| 367,11 → 312,6 |
|---|
| .cont: |
| push cs |
| pop ds |
| mov si, space_msg |
| mov byte [si+80], 0 |
| _setcursor 15,0 |
| call printplain |
| _setcursor 15,0 |
| .load: |
| |
| ; ASK GRAPHICS MODE |
| 406,8 → 346,6 |
|---|
| |
| cmp [boot_dev],0 |
| jne no_sys_on_floppy |
| mov si,diskload |
| call print |
| xor ax, ax ; reset drive |
| xor dx, dx |
| int 0x13 |
| 464,17 → 402,8 |
|---|
| inc ch |
| cmp ch, 80 |
| jae ok_sys_on_floppy |
| pusha |
| mov al, ch |
| shr ch, 2 |
| add al, ch |
| aam |
| xchg al, ah |
| add ax, '00' |
| mov si, pros |
| mov [si], ax |
| call printplain |
| popa |
| jmp .a1 |
| .nocd: |
| ; no - read only used sectors from floppy |
| 704,11 → 633,6 |
|---|
| aam |
| xchg al, ah |
| add ax, '00' |
| mov si, pros |
| cmp [si], ax |
| jz @f |
| mov [si], ax |
| call printplain |
| @@: |
| popa |
| inc di |
| 717,10 → 641,6 |
|---|
| pop bx ; clear stack |
| |
| ok_sys_on_floppy: |
| mov si, backspace2 |
| call printplain |
| mov si, okt |
| call printplain |
| no_sys_on_floppy: |
| xor ax, ax ; reset drive |
| xor dx, dx |