| /* |
| * Hardware info about DECstation 5000/200 systems (otherwise known as |
| * 3max or KN02). |
| * |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| * |
| * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions |
| * are by courtesy of Chris Fraser. |
| * Copyright (C) 2002, 2003, 2005 Maciej W. Rozycki |
| */ |
| #ifndef __ASM_MIPS_DEC_KN02_H |
| #define __ASM_MIPS_DEC_KN02_H |
| |
| #define KN02_SLOT_BASE 0x1fc00000 |
| #define KN02_SLOT_SIZE 0x00080000 |
| |
| /* |
| * Address ranges decoded by the "system slot" logic for onboard devices. |
| */ |
| #define KN02_SYS_ROM (0*KN02_SLOT_SIZE) /* system board ROM */ |
| #define KN02_RES_1 (1*KN02_SLOT_SIZE) /* unused */ |
| #define KN02_CHKSYN (2*KN02_SLOT_SIZE) /* ECC syndrome */ |
| #define KN02_ERRADDR (3*KN02_SLOT_SIZE) /* bus error address */ |
| #define KN02_DZ11 (4*KN02_SLOT_SIZE) /* DZ11 (DC7085) serial */ |
| #define KN02_RTC (5*KN02_SLOT_SIZE) /* DS1287 RTC */ |
| #define KN02_CSR (6*KN02_SLOT_SIZE) /* system ctrl & status reg */ |
| #define KN02_SYS_ROM_7 (7*KN02_SLOT_SIZE) /* system board ROM (alias) */ |
| |
| |
| /* |
| * System Control & Status Register bits. |
| */ |
| #define KN02_CSR_RES_28 (0xf<<28) /* unused */ |
| #define KN02_CSR_PSU (1<<27) /* power supply unit warning */ |
| #define KN02_CSR_NVRAM (1<<26) /* ~NVRAM clear jumper */ |
| #define KN02_CSR_REFEVEN (1<<25) /* mem refresh bank toggle */ |
| #define KN02_CSR_NRMOD (1<<24) /* ~NRMOD manufact. jumper */ |
| #define KN02_CSR_IOINTEN (0xff<<16) /* IRQ mask bits */ |
| #define KN02_CSR_DIAGCHK (1<<15) /* diagn/norml ECC reads */ |
| #define KN02_CSR_DIAGGEN (1<<14) /* diagn/norml ECC writes */ |
| #define KN02_CSR_CORRECT (1<<13) /* ECC correct/check */ |
| #define KN02_CSR_LEDIAG (1<<12) /* ECC diagn. latch strobe */ |
| #define KN02_CSR_TXDIS (1<<11) /* DZ11 transmit disable */ |
| #define KN02_CSR_BNK32M (1<<10) /* 32M/8M stride */ |
| #define KN02_CSR_DIAGDN (1<<9) /* DIAGDN manufact. jumper */ |
| #define KN02_CSR_BAUD38 (1<<8) /* DZ11 38/19kbps ext. rate */ |
| #define KN02_CSR_IOINT (0xff<<0) /* IRQ status bits (r/o) */ |
| #define KN02_CSR_LEDS (0xff<<0) /* ~diagnostic LEDs (w/o) */ |
| |
| |
| /* |
| * CPU interrupt bits. |
| */ |
| #define KN02_CPU_INR_RES_6 6 /* unused */ |
| #define KN02_CPU_INR_BUS 5 /* memory, I/O bus read/write errors */ |
| #define KN02_CPU_INR_RES_4 4 /* unused */ |
| #define KN02_CPU_INR_RTC 3 /* DS1287 RTC */ |
| #define KN02_CPU_INR_CASCADE 2 /* CSR cascade */ |
| |
| /* |
| * CSR interrupt bits. |
| */ |
| #define KN02_CSR_INR_DZ11 7 /* DZ11 (DC7085) serial */ |
| #define KN02_CSR_INR_LANCE 6 /* LANCE (Am7990) Ethernet */ |
| #define KN02_CSR_INR_ASC 5 /* ASC (NCR53C94) SCSI */ |
| #define KN02_CSR_INR_RES_4 4 /* unused */ |
| #define KN02_CSR_INR_RES_3 3 /* unused */ |
| #define KN02_CSR_INR_TC2 2 /* TURBOchannel slot #2 */ |
| #define KN02_CSR_INR_TC1 1 /* TURBOchannel slot #1 */ |
| #define KN02_CSR_INR_TC0 0 /* TURBOchannel slot #0 */ |
| |
| |
| #define KN02_IRQ_BASE 8 /* first IRQ assigned to CSR */ |
| #define KN02_IRQ_LINES 8 /* number of CSR interrupts */ |
| |
| #define KN02_IRQ_NR(n) ((n) + KN02_IRQ_BASE) |
| #define KN02_IRQ_MASK(n) (1 << (n)) |
| #define KN02_IRQ_ALL 0xff |
| |
| |
| #ifndef __ASSEMBLY__ |
| |
| #include <linux/types.h> |
| |
| extern u32 cached_kn02_csr; |
| extern void init_kn02_irqs(int base); |
| #endif |
| |
| #endif /* __ASM_MIPS_DEC_KN02_H */ |