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74 lines
2.7 KiB
74 lines
2.7 KiB
/* |
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* Hardware info about DECstation 5000/2x0 systems (otherwise known as |
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* 3max+) and DECsystem 5900 systems (otherwise known as bigmax) which |
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* differ mechanically but are otherwise identical (both are known as |
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* KN03). |
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* |
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* This file is subject to the terms and conditions of the GNU General Public |
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* License. See the file "COPYING" in the main directory of this archive |
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* for more details. |
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* |
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* Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions |
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* are by courtesy of Chris Fraser. |
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* Copyright (C) 2000, 2002, 2003, 2005 Maciej W. Rozycki |
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*/ |
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#ifndef __ASM_MIPS_DEC_KN03_H |
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#define __ASM_MIPS_DEC_KN03_H |
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#include <asm/dec/ecc.h> |
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#include <asm/dec/ioasic_addrs.h> |
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#define KN03_SLOT_BASE 0x1f800000 |
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/* |
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* CPU interrupt bits. |
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*/ |
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#define KN03_CPU_INR_HALT 6 /* HALT button */ |
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#define KN03_CPU_INR_BUS 5 /* memory, I/O bus read/write errors */ |
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#define KN03_CPU_INR_RES_4 4 /* unused */ |
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#define KN03_CPU_INR_RTC 3 /* DS1287 RTC */ |
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#define KN03_CPU_INR_CASCADE 2 /* I/O ASIC cascade */ |
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/* |
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* I/O ASIC interrupt bits. Star marks denote non-IRQ status bits. |
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*/ |
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#define KN03_IO_INR_3MAXP 15 /* (*) 3max+/bigmax ID */ |
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#define KN03_IO_INR_NVRAM 14 /* (*) NVRAM clear jumper */ |
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#define KN03_IO_INR_TC2 13 /* TURBOchannel slot #2 */ |
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#define KN03_IO_INR_TC1 12 /* TURBOchannel slot #1 */ |
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#define KN03_IO_INR_TC0 11 /* TURBOchannel slot #0 */ |
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#define KN03_IO_INR_NRMOD 10 /* (*) NRMOD manufacturing jumper */ |
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#define KN03_IO_INR_ASC 9 /* ASC (NCR53C94) SCSI */ |
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#define KN03_IO_INR_LANCE 8 /* LANCE (Am7990) Ethernet */ |
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#define KN03_IO_INR_SCC1 7 /* SCC (Z85C30) serial #1 */ |
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#define KN03_IO_INR_SCC0 6 /* SCC (Z85C30) serial #0 */ |
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#define KN03_IO_INR_RTC 5 /* DS1287 RTC */ |
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#define KN03_IO_INR_PSU 4 /* power supply unit warning */ |
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#define KN03_IO_INR_RES_3 3 /* unused */ |
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#define KN03_IO_INR_ASC_DATA 2 /* SCSI data ready (for PIO) */ |
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#define KN03_IO_INR_PBNC 1 /* ~HALT button debouncer */ |
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#define KN03_IO_INR_PBNO 0 /* HALT button debouncer */ |
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/* |
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* Memory Control Register bits. |
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*/ |
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#define KN03_MCR_RES_16 (0xffff<<16) /* unused */ |
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#define KN03_MCR_DIAGCHK (1<<15) /* diagn/norml ECC reads */ |
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#define KN03_MCR_DIAGGEN (1<<14) /* diagn/norml ECC writes */ |
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#define KN03_MCR_CORRECT (1<<13) /* ECC correct/check */ |
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#define KN03_MCR_RES_11 (0x3<<12) /* unused */ |
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#define KN03_MCR_BNK32M (1<<10) /* 32M/8M stride */ |
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#define KN03_MCR_RES_7 (0x7<<7) /* unused */ |
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#define KN03_MCR_CHECK (0x7f<<0) /* diagnostic check bits */ |
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/* |
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* I/O ASIC System Support Register bits. |
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*/ |
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#define KN03_IO_SSR_TXDIS1 (1<<14) /* SCC1 transmit disable */ |
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#define KN03_IO_SSR_TXDIS0 (1<<13) /* SCC0 transmit disable */ |
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#define KN03_IO_SSR_RES_12 (1<<12) /* unused */ |
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#define KN03_IO_SSR_LEDS (0xff<<0) /* ~diagnostic LEDs */ |
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#endif /* __ASM_MIPS_DEC_KN03_H */
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