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torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/arch/mips/include/asm/dec/kn02ba.h
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/* SPDX-License-Identifier: GPL-2.0-or-later */

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/*

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 *	include/asm-mips/dec/kn02ba.h

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 *

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 *	DECstation 5000/1xx (3min or KN02-BA) definitions.

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 *

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 *	Copyright (C) 2002, 2003  Maciej W. Rozycki

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 */

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#ifndef __ASM_MIPS_DEC_KN02BA_H

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#define __ASM_MIPS_DEC_KN02BA_H

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#include <asm/dec/kn02xa.h>		/* For common definitions. */

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/*

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 * CPU interrupt bits.

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 */

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#define KN02BA_CPU_INR_HALT	6	/* HALT button */

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#define KN02BA_CPU_INR_CASCADE	5	/* I/O ASIC cascade */

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#define KN02BA_CPU_INR_TC2	4	/* TURBOchannel slot #2 */

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#define KN02BA_CPU_INR_TC1	3	/* TURBOchannel slot #1 */

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#define KN02BA_CPU_INR_TC0	2	/* TURBOchannel slot #0 */

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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 KN02BA_IO_INR_RES_15	15	/* unused */

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#define KN02BA_IO_INR_NVRAM	14	/* (*) NVRAM clear jumper */

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#define KN02BA_IO_INR_RES_13	13	/* unused */

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#define KN02BA_IO_INR_BUS	12	/* memory, I/O bus read/write errors */

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#define KN02BA_IO_INR_RES_11	11	/* unused */

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#define KN02BA_IO_INR_NRMOD	10	/* (*) NRMOD manufacturing jumper */

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#define KN02BA_IO_INR_ASC	9	/* ASC (NCR53C94) SCSI */

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#define KN02BA_IO_INR_LANCE	8	/* LANCE (Am7990) Ethernet */

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#define KN02BA_IO_INR_SCC1	7	/* SCC (Z85C30) serial #1 */

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#define KN02BA_IO_INR_SCC0	6	/* SCC (Z85C30) serial #0 */

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#define KN02BA_IO_INR_RTC	5	/* DS1287 RTC */

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#define KN02BA_IO_INR_PSU	4	/* power supply unit warning */

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#define KN02BA_IO_INR_RES_3	3	/* unused */

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#define KN02BA_IO_INR_ASC_DATA	2	/* SCSI data ready (for PIO) */

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#define KN02BA_IO_INR_PBNC	1	/* ~HALT button debouncer */

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#define KN02BA_IO_INR_PBNO	0	/* HALT button debouncer */

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/*

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 * Memory Error Register bits.

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 */

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#define KN02BA_MER_RES_27	(1<<27)		/* unused */

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/*

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 * Memory Size Register bits.

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 */

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#define KN02BA_MSR_RES_17	(0x3ff<<17)	/* unused */

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/*

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 * I/O ASIC System Support Register bits.

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 */

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#define KN02BA_IO_SSR_TXDIS1	(1<<14)		/* SCC1 transmit disable */

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#define KN02BA_IO_SSR_TXDIS0	(1<<13)		/* SCC0 transmit disable */

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#define KN02BA_IO_SSR_RES_12	(1<<12)		/* unused */

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#define KN02BA_IO_SSR_LEDS	(0xff<<0)	/* ~diagnostic LEDs */

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#endif /* __ASM_MIPS_DEC_KN02BA_H */

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