1/* 2 * include/asm-mips/dec/kn02ca.h 3 * 4 * Personal DECstation 5000/xx (Maxine or KN02-CA) definitions. 5 * 6 * Copyright (C) 2002, 2003 Maciej W. Rozycki 7 * 8 * This program is free software; you can redistribute it and/or 9 * modify it under the terms of the GNU General Public License 10 * as published by the Free Software Foundation; either version 11 * 2 of the License, or (at your option) any later version. 12 */ 13#ifndef __ASM_MIPS_DEC_KN02CA_H 14#define __ASM_MIPS_DEC_KN02CA_H 15 16#include <asm/dec/kn02xa.h> /* For common definitions. */ 17 18/* 19 * CPU interrupt bits. 20 */ 21#define KN02CA_CPU_INR_HALT 6 /* HALT from ACCESS.Bus */ 22#define KN02CA_CPU_INR_CASCADE 5 /* I/O ASIC cascade */ 23#define KN02CA_CPU_INR_BUS 4 /* memory, I/O bus read/write errors */ 24#define KN02CA_CPU_INR_RTC 3 /* DS1287 RTC */ 25#define KN02CA_CPU_INR_TIMER 2 /* ARC periodic timer */ 26 27/* 28 * I/O ASIC interrupt bits. Star marks denote non-IRQ status bits. 29 */ 30#define KN02CA_IO_INR_FLOPPY 15 /* 82077 FDC */ 31#define KN02CA_IO_INR_NVRAM 14 /* (*) NVRAM clear jumper */ 32#define KN02CA_IO_INR_POWERON 13 /* (*) ACCESS.Bus/power-on reset */ 33#define KN02CA_IO_INR_TC0 12 /* TURBOchannel slot #0 */ 34#define KN02CA_IO_INR_TIMER 12 /* ARC periodic timer (?) */ 35#define KN02CA_IO_INR_ISDN 11 /* Am79C30A ISDN */ 36#define KN02CA_IO_INR_NRMOD 10 /* (*) NRMOD manufacturing jumper */ 37#define KN02CA_IO_INR_ASC 9 /* ASC (NCR53C94) SCSI */ 38#define KN02CA_IO_INR_LANCE 8 /* LANCE (Am7990) Ethernet */ 39#define KN02CA_IO_INR_HDFLOPPY 7 /* (*) HD (1.44MB) floppy status */ 40#define KN02CA_IO_INR_SCC0 6 /* SCC (Z85C30) serial #0 */ 41#define KN02CA_IO_INR_TC1 5 /* TURBOchannel slot #1 */ 42#define KN02CA_IO_INR_XDFLOPPY 4 /* (*) XD (2.88MB) floppy status */ 43#define KN02CA_IO_INR_VIDEO 3 /* framebuffer */ 44#define KN02CA_IO_INR_XVIDEO 2 /* ~framebuffer */ 45#define KN02CA_IO_INR_AB_XMIT 1 /* ACCESS.bus transmit */ 46#define KN02CA_IO_INR_AB_RECV 0 /* ACCESS.bus receive */ 47 48 49/* 50 * Memory Error Register bits. 51 */ 52#define KN02CA_MER_INTR (1<<27) /* ARC IRQ status & ack */ 53 54/* 55 * Memory Size Register bits. 56 */ 57#define KN02CA_MSR_INTREN (1<<26) /* ARC periodic IRQ enable */ 58#define KN02CA_MSR_MS10EN (1<<25) /* 10/1ms IRQ period select */ 59#define KN02CA_MSR_PFORCE (0xf<<21) /* byte lane error force */ 60#define KN02CA_MSR_MABEN (1<<20) /* A side VFB address enable */ 61#define KN02CA_MSR_LASTBANK (0x7<<17) /* onboard RAM bank # */ 62 63/* 64 * I/O ASIC System Support Register bits. 65 */ 66#define KN03CA_IO_SSR_RES_14 (1<<14) /* unused */ 67#define KN03CA_IO_SSR_RES_13 (1<<13) /* unused */ 68#define KN03CA_IO_SSR_ISDN_RST (1<<12) /* ~ISDN (Am79C30A) reset */ 69 70#define KN03CA_IO_SSR_FLOPPY_RST (1<<7) /* ~FDC (82077) reset */ 71#define KN03CA_IO_SSR_VIDEO_RST (1<<6) /* ~framebuffer reset */ 72#define KN03CA_IO_SSR_AB_RST (1<<5) /* ACCESS.bus reset */ 73#define KN03CA_IO_SSR_RES_4 (1<<4) /* unused */ 74#define KN03CA_IO_SSR_RES_3 (1<<4) /* unused */ 75#define KN03CA_IO_SSR_RES_2 (1<<2) /* unused */ 76#define KN03CA_IO_SSR_RES_1 (1<<1) /* unused */ 77#define KN03CA_IO_SSR_LED (1<<0) /* power LED */ 78 79#endif /* __ASM_MIPS_DEC_KN02CA_H */ 80