43 volatile __u8 *via1, *via2;  variable
119 		via2 = NULL;  in via_init()
127 			via2 = (void *)RBV_BASE;  in via_init()
128 			pr_debug("VIA2 (RBV) detected at %p\n", via2);  in via_init()
148 			via2 = (void *) VIA2_BASE;  in via_init()
149 			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[vT1CL] = 0;  in via_init()
229 		via2[vT1CH] = 0;  in via_init()
230 		via2[vT2CL] = 0;  in via_init()
231 		via2[vT2CH] = 0;  in via_init()
232 		via2[vACR] &= ~0xC0; /* setup T1 timer with no PB7 output */  in via_init()
233 		via2[vACR] &= ~0x03; /* disable port A & B latches */  in via_init()
253 	pr_debug("VIA2 vPCR is 0x%02X\n", via2[vPCR]);  in via_init()
256 		via2[vPCR] = 0x66;  in via_init()
259 		via2[vPCR] = 0x22;  in via_init()
273 	if (!via2)  in via_debug_dump()
277 			(uint) via2[rIFR], (uint) via2[rIER]);  in via_debug_dump()
279 			(uint) via2[rSIFR], (uint) via2[rSIER]);  in via_debug_dump()
282 			(uint) via2[vDirA], (uint) via2[vDirB],  in via_debug_dump()
283 			(uint) via2[vACR]);  in via_debug_dump()
285 			(uint) via2[vPCR],  in via_debug_dump()
286 			(uint) via2[vIFR], (uint) via2[vIER]);  in via_debug_dump()
300 	via2[gBufB] &= ~VIA2B_vMode32;  in via_l2_flush()
301 	via2[gBufB] |= VIA2B_vMode32;  in via_l2_flush()
317 			via2[vDirB] |= 0x02;  in via_nubus_init()
321 		via2[gBufB] |= 0x02;  in via_nubus_init()
332 		pr_debug("VIA2 vDirA is 0x%02X\n", via2[vDirA]);  in via_nubus_init()
336 		via2[rSIER] = 0x7F;  in via_nubus_init()
351 			via2[vDirA] &= 0xC0 | ~(1 << irq_idx);  in via_nubus_irq_startup()
354 			via2[vDirA] &= 0x80 | ~(1 << irq_idx);  in via_nubus_irq_startup()
425 	events = via2[gIFR] & via2[gIER] & 0x7F;  in via2_irq()
433 			via2[gIFR] = irq_bit | rbv_clear;  in via2_irq()
451 	events = ~via2[gBufA] & 0x7F;  in via_nubus_irq()
453 		events &= via2[rSIER];  in via_nubus_irq()
455 		events &= ~via2[vDirA];  in via_nubus_irq()
472 		via2[gIFR] = 0x02 | rbv_clear;  in via_nubus_irq()
473 		events = ~via2[gBufA] & 0x7F;  in via_nubus_irq()
475 			events &= via2[rSIER];  in via_nubus_irq()
477 			events &= ~via2[vDirA];  in via_nubus_irq()
507 			via2[gIER] = IER_SET_BIT(irq_idx);  in via_irq_enable()
515 				via2[gIER] = IER_SET_BIT(1);  in via_irq_enable()
521 			via2[rSIER] = IER_SET_BIT(irq_idx);  in via_irq_enable()
534 		via2[gIER] = IER_CLR_BIT(irq_idx);  in via_irq_disable()
541 				via2[gIER] = IER_CLR_BIT(1);  in via_irq_disable()
544 			via2[rSIER] = IER_CLR_BIT(irq_idx);  in via_irq_disable()
561 	return via2[gIFR] & (1 << IRQ_IDX(IRQ_MAC_SCSIDRQ));  in via2_scsi_drq_pending()