41 volatile __u8 *via1, *via2;  variable
117 		via2 = NULL;  in via_init()
125 			via2 = (void *)RBV_BASE;  in via_init()
126 			pr_debug("VIA2 (RBV) detected at %p\n", via2);  in via_init()
146 			via2 = (void *) VIA2_BASE;  in via_init()
147 			pr_debug("VIA2 detected at %p\n", via2);  in via_init()
225 	via2[gIER] = 0x7F;  in via_init()
226 	via2[gIFR] = 0x7F | rbv_clear;  in via_init()
228 		via2[vT1LL] = 0;  in via_init()
229 		via2[vT1LH] = 0;  in via_init()
230 		via2[vT1CL] = 0;  in via_init()
231 		via2[vT1CH] = 0;  in via_init()
232 		via2[vT2CL] = 0;  in via_init()
233 		via2[vT2CH] = 0;  in via_init()
234 		via2[vACR] &= ~0xC0; /* setup T1 timer with no PB7 output */  in via_init()
235 		via2[vACR] &= ~0x03; /* disable port A & B latches */  in via_init()
255 	pr_debug("VIA2 vPCR is 0x%02X\n", via2[vPCR]);  in via_init()
258 		via2[vPCR] = 0x66;  in via_init()
261 		via2[vPCR] = 0x22;  in via_init()
275 	if (!via2)  in via_debug_dump()
279 			(uint) via2[rIFR], (uint) via2[rIER]);  in via_debug_dump()
281 			(uint) via2[rSIFR], (uint) via2[rSIER]);  in via_debug_dump()
284 			(uint) via2[vDirA], (uint) via2[vDirB],  in via_debug_dump()
285 			(uint) via2[vACR]);  in via_debug_dump()
287 			(uint) via2[vPCR],  in via_debug_dump()
288 			(uint) via2[vIFR], (uint) via2[vIER]);  in via_debug_dump()
302 	via2[gBufB] &= ~VIA2B_vMode32;  in via_l2_flush()
303 	via2[gBufB] |= VIA2B_vMode32;  in via_l2_flush()
314 	if (!via2) {  in via_get_cache_disable()
319 	return (int) via2[gBufB] & VIA2B_vCDis;  in via_get_cache_disable()
334 			via2[vDirB] |= 0x02;  in via_nubus_init()
338 		via2[gBufB] |= 0x02;  in via_nubus_init()
349 		pr_debug("VIA2 vDirA is 0x%02X\n", via2[vDirA]);  in via_nubus_init()
353 		via2[rSIER] = 0x7F;  in via_nubus_init()
368 			via2[vDirA] &= 0xC0 | ~(1 << irq_idx);  in via_nubus_irq_startup()
371 			via2[vDirA] &= 0x80 | ~(1 << irq_idx);  in via_nubus_irq_startup()
442 	events = via2[gIFR] & via2[gIER] & 0x7F;  in via2_irq()
450 			via2[gIFR] = irq_bit | rbv_clear;  in via2_irq()
468 	events = ~via2[gBufA] & 0x7F;  in via_nubus_irq()
470 		events &= via2[rSIER];  in via_nubus_irq()
472 		events &= ~via2[vDirA];  in via_nubus_irq()
489 		via2[gIFR] = 0x02 | rbv_clear;  in via_nubus_irq()
490 		events = ~via2[gBufA] & 0x7F;  in via_nubus_irq()
492 			events &= via2[rSIER];  in via_nubus_irq()
494 			events &= ~via2[vDirA];  in via_nubus_irq()
524 			via2[gIER] = IER_SET_BIT(irq_idx);  in via_irq_enable()
532 				via2[gIER] = IER_SET_BIT(1);  in via_irq_enable()
538 			via2[rSIER] = IER_SET_BIT(irq_idx);  in via_irq_enable()
551 		via2[gIER] = IER_CLR_BIT(irq_idx);  in via_irq_disable()
558 				via2[gIER] = IER_CLR_BIT(1);  in via_irq_disable()
561 			via2[rSIER] = IER_CLR_BIT(irq_idx);  in via_irq_disable()
578 	return via2[gIFR] & (1 << IRQ_IDX(IRQ_MAC_SCSIDRQ));  in via2_scsi_drq_pending()