| 71,8 → 71,6 |
|---|
| BYTE b; |
| unsigned i; |
| |
| cprintf("(IRQ:%d)",no); |
| |
| for(i=0;i<4;i++) |
| if (com_irq[i] == no) break; |
| |
| 171,12 → 169,8 |
|---|
| { |
| SYS_FLAGS f; |
| |
| cprintf("(SEND:COM%d:%d)",port,len); |
| |
| f = kern_fsave(); |
| |
| com_irq_disable(port, ALL_IRQ); /* Disable interrupts */ |
| |
| /* Transmit first byte of message */ |
| SCom_TX_data.ptr = 0; |
| SCom_TX_data.len = len; |
| 183,7 → 177,7 |
|---|
| if (len < 100) { |
| memcpy(SCom_TX_data.buf, m, len); |
| com_write(port, THR, SCom_TX_data.buf[SCom_TX_data.ptr++]); |
| com_irq_enable(port, THRE_IRQ); /* Enable THRE */ |
| com_irq_enable(port, THRE_IRQ); |
| } |
| |
| kern_frestore(f); |
| 210,6 → 204,7 |
|---|
| |
| void RBRF_handler (unsigned port) /* Receive Data Register Full */ |
| { |
| while ((com_read(port,LSR) & 1) != 0) |
| SCom_Access.indication(port, com_read(port, RBR)); |
| } |
| |