gonzui

tkernel_2

monitor/driver/sio/src/ns16550.c - 11.6KB - 294 lines

196:         /* write transmission data */
197:         OUT(regDATA, c);
198: 
278: 
279:         OUT(regLCTL, LC_DLAB);
280:         OUT(regDIVL, 0xff);            /* to keep the following from happening, Div = 0 */
281:         OUT(regDIVH, div >> 8);                /* communication speed */
282:         OUT(regDIVL, div & 0xff);
283:         OUT(regLCTL, dtLC);            /* line mode */
284:         OUT(regFCTL, dtFC_CLR);                /* clear FIFO */
285:         OUT(regFCTL, dtFC);            /* FIFO mode */
286:         OUT(regMCTL, dtMC);            /* modem mode */
287:         OUT(regINTE, dtIM);            /* interrupt mask */
288: