40 #define MAC_ESP_IO_BASE          0x50F00000
41 #define MAC_ESP_REGS_QUADRA      (MAC_ESP_IO_BASE + 0x10000)
42 #define MAC_ESP_REGS_QUADRA2     (MAC_ESP_IO_BASE + 0xF000)
43 #define MAC_ESP_REGS_QUADRA3     (MAC_ESP_IO_BASE + 0x18000)
44 #define MAC_ESP_REGS_SPACING     0x402
45 #define MAC_ESP_PDMA_REG         0xF9800024
46 #define MAC_ESP_PDMA_REG_SPACING 0x4
47 #define MAC_ESP_PDMA_IO_OFFSET   0x100
99 			return 0;  in mac_esp_wait_for_empty_fifo()
121 				return 0;  in mac_esp_wait_for_dreq()
123 			if (nubus_readl(mep->pdma_regs) & 0x200)  in mac_esp_wait_for_dreq()
124 				return 0;  in mac_esp_wait_for_dreq()
202 	esp->send_cmd_error = 0;  in mac_esp_send_pdma_cmd()
207 	esp_write8((esp_count >> 0) & 0xFF, ESP_TCLOW);  in mac_esp_send_pdma_cmd()
208 	esp_write8((esp_count >> 8) & 0xFF, ESP_TCMED);  in mac_esp_send_pdma_cmd()
214 		unsigned int count2 = (esp_count & 0x1F) >> 1;  in mac_esp_send_pdma_cmd()
222 			MAC_ESP_PDMA_LOOP("%4@,%0@+");  in mac_esp_send_pdma_cmd()
228 			MAC_ESP_PDMA_LOOP("%0@+,%4@");  in mac_esp_send_pdma_cmd()
244 	return 0;  in mac_esp_irq_pending()
249 	return dma_len > 0xFFFF ? 0xFFFF : dma_len;  in mac_esp_dma_length_limit()
262 		got_intr = 0;  in mac_scsi_esp_intr()
263 		if (esp_chips[0] &&  in mac_scsi_esp_intr()
264 		    (mac_esp_read8(esp_chips[0], ESP_STATUS) & ESP_STAT_INTR)) {  in mac_scsi_esp_intr()
265 			(void)scsi_esp_intr(irq, esp_chips[0]);  in mac_scsi_esp_intr()
346 		nubus_writel(0x1d1, mep->pdma_regs);  in esp_mac_probe()
364 		esp_write8(0, ESP_TCLOW);  in esp_mac_probe()
365 		esp_write8(0, ESP_TCMED);  in esp_mac_probe()
377 	err = request_irq(host->irq, mac_scsi_esp_intr, 0, "ESP", NULL);  in esp_mac_probe()
379 	if (err < 0 && esp_chips[!dev->id] == NULL) {  in esp_mac_probe()
390 	return 0;  in esp_mac_probe()
432 	return 0;  in esp_mac_remove()