| 43,18 → 43,19 |
|---|
| ; all other registers preserved |
| ; This always works, so no error returned |
| ;*************************************************************************** |
| uglobal |
| freeBuff_cnt dd ? |
| endg |
| freeBuff: |
| ; inc [freeBuff_cnt] |
| ; DEBUGF 1, "K : freeBuff (%u)\n", [freeBuff_cnt] |
| push ebx |
| push ecx |
| mov ebx, EMPTY_QUEUE |
| shl ebx, 1 |
| add ebx, queues |
| mov ebx, queues + EMPTY_QUEUE * 2 |
| cli ; Ensure that another process does not interfer |
| movzx ecx, word [ebx] |
| mov cx, [ebx] |
| mov [ebx], ax |
| shl eax, 1 |
| add eax, queueList |
| mov [eax], cx |
| mov [queueList + eax * 2], cx |
| sti |
| pop ecx |
| pop ebx |
| 105,7 → 106,12 |
|---|
| ; all other registers preserved |
| ; This always works, so no error returned |
| ;*************************************************************************** |
| uglobal |
| queue_cnt dd ? |
| endg |
| queue: |
| ; inc [queue_cnt] |
| ; DEBUGF 1, "K : queue (%u)\n", [queue_cnt] |
| push ebx |
| shl ebx, 1 |
| add ebx, queueList ; eax now holds address of queue entry |
| 155,6 → 161,9 |
|---|
| ; all other registers preserved |
| ; |
| ;*************************************************************************** |
| uglobal |
| dequeue_cnt dd ? |
| endg |
| dequeue: |
| push ebx |
| shl eax, 1 |
| 164,6 → 173,8 |
|---|
| movzx eax, word [eax] |
| cmp ax, NO_BUFFER |
| je dq_exit |
| ; inc [dequeue_cnt] |
| ; DEBUGF 1, "K : dequeue (%u)\n", [dequeue_cnt] |
| push eax |
| shl eax, 1 |
| add eax, queueList ; eax now holds address of queue entry |