| 283,6 → 283,14 |
|---|
| rep stosd |
| |
| ; SAVE REAL MODE VARIABLES |
| ; --------------- APM --------------------- |
| mov eax, [0x2f0000 + 0x9040] ; entry point |
| mov dword[apm_entry], eax |
| mov word [apm_entry + 4], apm_code_32 - gdts |
| |
| mov eax, [0x2f0000 + 0x9044] ; version & flags |
| mov [apm_vf], eax |
| ; ----------------------------------------- |
| ; movzx eax,byte [0x2f0000+0x9010] ; mouse port |
| ; mov [0xF604],byte 1 ;al |
| mov al,[0x2f0000+0x9000] ; bpp |
| 4790,12 → 4798,6 |
|---|
| mov [esp+36],eax |
| ret |
| |
| ;align 4 |
| |
| syscall_appints: ; AppInts |
| ; mov [esp+36],dword -1 |
| ret |
| |
| align 4 |
| |
| syscall_threads: ; CreateThreads |
| 4879,8 → 4881,44 |
|---|
| ; ret |
| ; |
| |
| ; --------------- APM --------------------- |
| apm_entry dp 0 |
| apm_vf dd 0 |
| align 4 |
| sys_apm: |
| cmp word [apm_vf], 0 ; Check APM BIOS enable |
| jne @f |
| or [esp + 40], byte 1 ; error |
| mov [esp + 36], dword 8 ; 32-bit protected-mode interface not supported |
| ret |
| |
| @@: xchg eax, ecx |
| xchg ebx, ecx |
| |
| cmp al, 3 |
| ja @f |
| and [esp + 40], byte 0xfe ; emulate func 0..3 as func 0 |
| mov eax, [apm_vf] |
| mov [esp + 36], eax |
| shr eax, 16 |
| mov [esp + 32], eax |
| ret |
| |
| @@: call pword [apm_entry] ; call APM BIOS |
| mov [esp + 8 ], edi |
| mov [esp + 12], esi |
| mov [esp + 24], ebx |
| mov [esp + 28], edx |
| mov [esp + 32], ecx |
| mov [esp + 36], eax |
| setc al |
| and [esp + 40], byte 0xfe |
| or [esp + 40], al |
| ret |
| ; ----------------------------------------- |
| |
| align 4 |
| |
| undefined_syscall: ; Undefined system call |
| |
| mov [esp+36],dword -1 |