Cross Reference: /src/sys/arch/sun3/dev/si

Lines Matching defs:si
221 	volatile struct si_regs *si = sc->sc_regs;
235 	si->si_csr = 0;
237 	si->si_csr = SI_CSR_FIFO_RES | SI_CSR_SCSI_RES | SI_CSR_INTR_EN;
239 	si->fifo_count = 0;
243 si_obio_udc_write(volatile struct si_regs *si, int regnum, int value)
246 	si->udc_addr = regnum;
248 	si->udc_data = value;
253 si_obio_udc_read(volatile struct si_regs *si, int regnum)
257 	si->udc_addr = regnum;
259 	value = si->udc_data;
271  * The OBIO "si" IGNORES any attempt to set the FIFO count
281 	volatile struct si_regs *si = sc->sc_regs;
304 	si_obio_udc_write(si, UDC_ADR_COMMAND, UDC_CMD_RESET);
307 	si->si_csr &= ~SI_CSR_FIFO_RES; 	/* active low */
308 	si->si_csr |= SI_CSR_FIFO_RES;
312 		si->si_csr |= SI_CSR_SEND;
314 		si->si_csr &= ~SI_CSR_SEND;
318 	si->fifo_count = xlen;
321 	si_obio_udc_write(si, UDC_ADR_COMMAND, UDC_CMD_RESET);
328 	si->si_csr &= ~SI_CSR_FIFO_RES; 	/* active low */
329 	si->si_csr |= SI_CSR_FIFO_RES;
333 	if (si->fifo_count != xlen) {
335 		    __func__, si->fifo_count, xlen);
361 	si_obio_udc_write(si, UDC_ADR_CAR_HIGH, (cmd_pa & 0xff0000) >> 8);
362 	si_obio_udc_write(si, UDC_ADR_CAR_LOW, (cmd_pa & 0xffff));
365 	si_obio_udc_write(si, UDC_ADR_MODE, UDC_MODE);
368 	si_obio_udc_write(si, UDC_ADR_COMMAND, UDC_CMD_CIE);
380 	volatile struct si_regs *si = sc->sc_regs;
393 	si_obio_udc_write(si, UDC_ADR_COMMAND, UDC_CMD_STRT_CHN);
439 	volatile struct si_regs *si = sc->sc_regs;
450 	NCR_TRACE("si_dma_stop: top, csr=0x%x\n", si->si_csr);
457 	if (si->si_csr & (SI_CSR_DMA_CONFLICT | SI_CSR_DMA_BUS_ERR)) {
458 		printf("si: DMA error, csr=0x%x, reset\n", si->si_csr);
476 			if (si->si_csr & SI_CSR_FIFO_EMPTY)
479 				printf("si: DMA FIFO did not empty, reset\n");
493 	resid = si->fifo_count & 0xFFFF;
505 		printf("si: fifo count: 0x%x\n", resid);
526 				(si->fifo_data & 0xff00) >> 8;
530 		udc_cnt = si_obio_udc_read(si, UDC_ADR_COUNT);
535 				(si->fifo_data & 0xff00) >> 8;
537 				(si->fifo_data & 0x00ff);
543 	si_obio_udc_write(si, UDC_ADR_COMMAND, UDC_CMD_RESET);
544 	si->fifo_count = 0;
545 	si->si_csr &= ~SI_CSR_SEND;
548 	si->si_csr &= ~SI_CSR_FIFO_RES;     /* active low */
549 	si->si_csr |= SI_CSR_FIFO_RES;
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