diff options
| -rw-r--r-- | arch/mips/dec/Makefile | 4 | ||||
| -rw-r--r-- | arch/mips/dec/ecc-berr.c | 31 | ||||
| -rw-r--r-- | arch/mips/dec/kn02-irq.c | 4 | ||||
| -rw-r--r-- | arch/mips/dec/setup.c | 9 | ||||
| -rw-r--r-- | include/asm-mips/dec/ecc.h | 3 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn01.h | 20 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn02.h | 19 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn02xa.h | 24 | ||||
| -rw-r--r-- | include/asm-mips/dec/kn05.h | 77 |
9 files changed, 121 insertions, 70 deletions
diff --git a/arch/mips/dec/Makefile b/arch/mips/dec/Makefile index 688757a..ed181fd 100644 --- a/arch/mips/dec/Makefile +++ b/arch/mips/dec/Makefile @@ -2,8 +2,8 @@ # Makefile for the DECstation family specific parts of the kernel # -obj-y := ecc-berr.o int-handler.o ioasic-irq.o kn02-irq.o reset.o \ - setup.o time.o +obj-y := ecc-berr.o int-handler.o ioasic-irq.o kn01-berr.o \ + kn02-irq.o kn02xa-berr.o reset.o setup.o time.o obj-$(CONFIG_PROM_CONSOLE) += promcon.o obj-$(CONFIG_CPU_HAS_WB) += wbflush.o diff --git a/arch/mips/dec/ecc-berr.c b/arch/mips/dec/ecc-berr.c index a36503c..8f3498a 100644 --- a/arch/mips/dec/ecc-berr.c +++ b/arch/mips/dec/ecc-berr.c @@ -6,7 +6,7 @@ * 5000/240 (KN03), 5000/260 (KN05) and DECsystem 5900 (KN03), * 5900/260 (KN05) systems. * - * Copyright (c) 2003 Maciej W. Rozycki + * Copyright (c) 2003, 2005 Maciej W. Rozycki * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -15,6 +15,7 @@ */ #include <linux/init.h> +#include <linux/interrupt.h> #include <linux/kernel.h> #include <linux/sched.h> #include <linux/spinlock.h> @@ -57,7 +58,7 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) const char *kind, *agent, *cycle, *event; const char *status = "", *xbit = "", *fmt = ""; - dma_addr_t address; + unsigned long address; u16 syn = 0, sngl; int i = 0; @@ -66,7 +67,7 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) u32 chksyn = *kn0x_chksyn; int action = MIPS_BE_FATAL; - /* For non-ECC ack ASAP, so any subsequent errors get caught. */ + /* For non-ECC ack ASAP, so that any subsequent errors get caught. */ if ((erraddr & (KN0X_EAR_VALID | KN0X_EAR_ECCERR)) == KN0X_EAR_VALID) dec_ecc_be_ack(); @@ -74,7 +75,7 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) if (!(erraddr & KN0X_EAR_VALID)) { /* No idea what happened. */ - printk(KERN_ALERT "Unidentified bus error %s.\n", kind); + printk(KERN_ALERT "Unidentified bus error %s\n", kind); return action; } @@ -126,7 +127,7 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) /* Ack now, no rewrite will happen. */ dec_ecc_be_ack(); - fmt = KERN_ALERT "%s" "invalid.\n"; + fmt = KERN_ALERT "%s" "invalid\n"; } else { sngl = syn & KN0X_ESR_SNGLO; syn &= KN0X_ESR_SYNLO; @@ -161,12 +162,12 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) if (syn == 0x01) { fmt = KERN_ALERT "%s" "%#04x -- %s bit error " - "at check bit C%s.\n"; + "at check bit C%s\n"; xbit = "X"; } else { fmt = KERN_ALERT "%s" "%#04x -- %s bit error " - "at check bit C%s%u.\n"; + "at check bit C%s%u\n"; } i = syn >> 2; } else { @@ -176,16 +177,16 @@ static int dec_ecc_be_backend(struct pt_regs *regs, int is_fixup, int invoker) if (i < 32) fmt = KERN_ALERT "%s" "%#04x -- %s bit error " - "at data bit D%s%u.\n"; + "at data bit D%s%u\n"; else fmt = KERN_ALERT "%s" - "%#04x -- %s bit error.\n"; + "%#04x -- %s bit error\n"; } } } if (action != MIPS_BE_FIXUP) - printk(KERN_ALERT "Bus error %s: %s %s %s at %#010lx.\n", + printk(KERN_ALERT "Bus error %s: %s %s %s at %#010lx\n", kind, agent, cycle, event, address); if (action != MIPS_BE_FIXUP && erraddr & KN0X_EAR_ECCERR) @@ -207,8 +208,8 @@ irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id, struct pt_regs *regs) return IRQ_HANDLED; /* - * FIXME: Find affected processes and kill them, otherwise we - * must die. + * FIXME: Find the affected processes and kill them, otherwise + * we must die. * * The interrupt is asynchronously delivered thus EPC and RA * may be irrelevant, but are printed for a reference. @@ -235,7 +236,7 @@ static inline void dec_kn02_be_init(void) spin_lock_irqsave(&kn02_lock, flags); /* Preset write-only bits of the Control Register cache. */ - cached_kn02_csr = *csr | KN03_CSR_LEDS; + cached_kn02_csr = *csr | KN02_CSR_LEDS; /* Set normal ECC detection and generation. */ cached_kn02_csr &= ~(KN02_CSR_DIAGCHK | KN02_CSR_DIAGGEN); @@ -250,7 +251,7 @@ static inline void dec_kn02_be_init(void) static inline void dec_kn03_be_init(void) { volatile u32 *mcr = (void *)(KN03_SLOT_BASE + IOASIC_MCR); - volatile u32 *mbcs = (void *)(KN03_SLOT_BASE + KN05_MB_CSR); + volatile u32 *mbcs = (void *)(KN4K_SLOT_BASE + KN4K_MB_CSR); kn0x_erraddr = (void *)(KN03_SLOT_BASE + IOASIC_ERRADDR); kn0x_chksyn = (void *)(KN03_SLOT_BASE + IOASIC_CHKSYN); @@ -265,7 +266,7 @@ static inline void dec_kn03_be_init(void) *mcr = (*mcr & ~(KN03_MCR_DIAGCHK | KN03_MCR_DIAGGEN)) | KN03_MCR_CORRECT; if (current_cpu_data.cputype == CPU_R4400SC) - *mbcs |= KN05_MB_CSR_EE; + *mbcs |= KN4K_MB_CSR_EE; fast_iob(); } diff --git a/arch/mips/dec/kn02-irq.c b/arch/mips/dec/kn02-irq.c index e0bfcd1..644085e 100644 --- a/arch/mips/dec/kn02-irq.c +++ b/arch/mips/dec/kn02-irq.c @@ -4,7 +4,7 @@ * DECstation 5000/200 (KN02) Control and Status Register * interrupts. * - * Copyright (c) 2002, 2003 Maciej W. Rozycki + * Copyright (c) 2002, 2003, 2005 Maciej W. Rozycki * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -111,7 +111,7 @@ void __init init_kn02_irqs(int base) /* Mask interrupts. */ spin_lock_irqsave(&kn02_lock, flags); - cached_kn02_csr &= ~KN03_CSR_IOINTEN; + cached_kn02_csr &= ~KN02_CSR_IOINTEN; *csr = cached_kn02_csr; iob(); spin_unlock_irqrestore(&kn02_lock, flags); diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c index 82408ce..f63fb9c 100644 --- a/arch/mips/dec/setup.c +++ b/arch/mips/dec/setup.c @@ -113,7 +113,16 @@ void __init dec_be_init(void) { switch (mips_machtype) { case MACH_DS23100: /* DS2100/DS3100 Pmin/Pmax */ + board_be_handler = dec_kn01_be_handler; + busirq.handler = dec_kn01_be_interrupt; busirq.flags |= SA_SHIRQ; + dec_kn01_be_init(); + break; + case MACH_DS5000_1XX: /* DS5000/1xx 3min */ + case MACH_DS5000_XX: /* DS5000/xx Maxine */ + board_be_handler = dec_kn02xa_be_handler; + busirq.handler = dec_kn02xa_be_interrupt; + dec_kn02xa_be_init(); break; case MACH_DS5000_200: /* DS5000/200 3max */ case MACH_DS5000_2X0: /* DS5000/240 3max+ */ diff --git a/include/asm-mips/dec/ecc.h b/include/asm-mips/dec/ecc.h index 724908b..19495a4 100644 --- a/include/asm-mips/dec/ecc.h +++ b/include/asm-mips/dec/ecc.h @@ -49,7 +49,8 @@ struct pt_regs; extern void dec_ecc_be_init(void); extern int dec_ecc_be_handler(struct pt_regs *regs, int is_fixup); -extern irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id, struct pt_regs *regs); +extern irqreturn_t dec_ecc_be_interrupt(int irq, void *dev_id, + struct pt_regs *regs); #endif #endif /* __ASM_MIPS_DEC_ECC_H */ diff --git a/include/asm-mips/dec/kn01.h b/include/asm-mips/dec/kn01.h index 325fcbb..607a385 100644 --- a/include/asm-mips/dec/kn01.h +++ b/include/asm-mips/dec/kn01.h @@ -8,7 +8,7 @@ * * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions * are by courtesy of Chris Fraser. - * Copyright (C) 2002, 2003 Maciej W. Rozycki + * Copyright (C) 2002, 2003, 2005 Maciej W. Rozycki */ #ifndef __ASM_MIPS_DEC_KN01_H #define __ASM_MIPS_DEC_KN01_H @@ -80,4 +80,22 @@ #define KN01_CSR_VRGTRB (1<<0) /* red DAC voltage over blue (r/o) */ #define KN01_CSR_LEDS (0xff<<0) /* ~diagnostic LEDs (w/o) */ + +#ifndef __ASSEMBLY__ + +#include <linux/interrupt.h> +#include <linux/spinlock.h> +#include <linux/types.h> + +struct pt_regs; + +extern u16 cached_kn01_csr; +extern spinlock_t kn01_lock; + +extern void dec_kn01_be_init(void); +extern int dec_kn01_be_handler(struct pt_regs *regs, int is_fixup); +extern irqreturn_t dec_kn01_be_interrupt(int irq, void *dev_id, + struct pt_regs *regs); +#endif + #endif /* __ASM_MIPS_DEC_KN01_H */ diff --git a/include/asm-mips/dec/kn02.h b/include/asm-mips/dec/kn02.h index 2c935f9..83a042e 100644 --- a/include/asm-mips/dec/kn02.h +++ b/include/asm-mips/dec/kn02.h @@ -8,16 +8,11 @@ * * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions * are by courtesy of Chris Fraser. - * Copyright (C) 2002, 2003 Maciej W. Rozycki + * Copyright (C) 2002, 2003, 2005 Maciej W. Rozycki */ #ifndef __ASM_MIPS_DEC_KN02_H #define __ASM_MIPS_DEC_KN02_H -#ifndef __ASSEMBLY__ -#include <linux/spinlock.h> -#include <linux/types.h> -#endif - #include <asm/addrspace.h> #include <asm/dec/ecc.h> @@ -53,8 +48,8 @@ #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 KN03_CSR_NRMOD (1<<24) /* ~NRMOD manufact. jumper */ -#define KN03_CSR_IOINTEN (0xff<<16) /* IRQ mask bits */ +#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 */ @@ -63,8 +58,8 @@ #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 KN03_CSR_IOINT (0xff<<0) /* IRQ status bits (r/o) */ -#define KN03_CSR_LEDS (0xff<<0) /* ~diagnostic LEDs (w/o) */ +#define KN02_CSR_IOINT (0xff<<0) /* IRQ status bits (r/o) */ +#define KN02_CSR_LEDS (0xff<<0) /* ~diagnostic LEDs (w/o) */ /* @@ -98,6 +93,10 @@ #ifndef __ASSEMBLY__ + +#include <linux/spinlock.h> +#include <linux/types.h> + extern u32 cached_kn02_csr; extern spinlock_t kn02_lock; extern void init_kn02_irqs(int base); diff --git a/include/asm-mips/dec/kn02xa.h b/include/asm-mips/dec/kn02xa.h index f6bdf73..3c25a33 100644 --- a/include/asm-mips/dec/kn02xa.h +++ b/include/asm-mips/dec/kn02xa.h @@ -9,7 +9,7 @@ * * Copyright (C) 1995,1996 by Paul M. Antoine, some code and definitions * are by courtesy of Chris Fraser. - * Copyright (C) 2000, 2002, 2003 Maciej W. Rozycki + * Copyright (C) 2000, 2002, 2003, 2005 Maciej W. Rozycki * * These are addresses which have to be known early in the boot process. * For other addresses refer to tc.h, ioasic_addrs.h and friends. @@ -52,8 +52,13 @@ #define KN02XA_MER_PAGERR (1<<16) /* 2k page boundary error */ #define KN02XA_MER_TRANSERR (1<<15) /* transfer length error */ #define KN02XA_MER_PARDIS (1<<14) /* parity error disable */ -#define KN02XA_MER_RES_12 (0x3<<12) /* unused */ -#define KN02XA_MER_BYTERR (0xf<<8) /* byte lane error bitmask */ +#define KN02XA_MER_SIZE (1<<13) /* r/o mirror of MSR_SIZE */ +#define KN02XA_MER_RES_12 (1<<12) /* unused */ +#define KN02XA_MER_BYTERR (0xf<<8) /* byte lane error bitmask: */ +#define KN02XA_MER_BYTERR_3 (0x8<<8) /* byte lane #3 */ +#define KN02XA_MER_BYTERR_2 (0x4<<8) /* byte lane #2 */ +#define KN02XA_MER_BYTERR_1 (0x2<<8) /* byte lane #1 */ +#define KN02XA_MER_BYTERR_0 (0x1<<8) /* byte lane #0 */ #define KN02XA_MER_RES_0 (0xff<<0) /* unused */ /* @@ -72,4 +77,17 @@ #define KN02XA_EAR_ADDRESS (0x7ffffff<<2) /* address involved */ #define KN02XA_EAR_RES_0 (0x3<<0) /* unused */ + +#ifndef __ASSEMBLY__ + +#include <linux/interrupt.h> + +struct pt_regs; + +extern void dec_kn02xa_be_init(void); +extern int dec_kn02xa_be_handler(struct pt_regs *regs, int is_fixup); +extern irqreturn_t dec_kn02xa_be_interrupt(int irq, void *dev_id, + struct pt_regs *regs); +#endif + #endif /* __ASM_MIPS_DEC_KN02XA_H */ diff --git a/include/asm-mips/dec/kn05.h b/include/asm-mips/dec/kn05.h index b120362..61feac3 100644 --- a/include/asm-mips/dec/kn05.h +++ b/include/asm-mips/dec/kn05.h @@ -1,10 +1,12 @@ /* * include/asm-mips/dec/kn05.h * - * DECstation 5000/260 (4max+ or KN05) and DECsystem 5900/260 + * DECstation/DECsystem 5000/260 (4max+ or KN05), 5000/150 (4min + * or KN04-BA), Personal DECstation/DECsystem 5000/50 (4maxine or + * KN04-CA) and DECsystem 5900/260 (KN05) R4k CPU card MB ASIC * definitions. * - * Copyright (C) 2002, 2003 Maciej W. Rozycki + * Copyright (C) 2002, 2003, 2005 Maciej W. Rozycki * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -13,59 +15,62 @@ * * WARNING! All this information is pure guesswork based on the * ROM. It is provided here in hope it will give someone some - * food for thought. No documentation for the KN05 module has - * been located so far. + * food for thought. No documentation for the KN05 nor the KN04 + * module has been located so far. */ #ifndef __ASM_MIPS_DEC_KN05_H #define __ASM_MIPS_DEC_KN05_H +#include <asm/addrspace.h> #include <asm/dec/ioasic_addrs.h> /* * The oncard MB (Memory Buffer) ASIC provides an additional address * decoder. Certain address ranges within the "high" 16 slots are - * passed to the I/O ASIC's decoder like with the KN03. Others are - * handled locally. "Low" slots are always passed. + * passed to the I/O ASIC's decoder like with the KN03 or KN02-BA/CA. + * Others are handled locally. "Low" slots are always passed. */ -#define KN05_MB_ROM (16*IOASIC_SLOT_SIZE) /* KN05 card ROM */ -#define KN05_IOCTL (17*IOASIC_SLOT_SIZE) /* I/O ASIC */ -#define KN05_ESAR (18*IOASIC_SLOT_SIZE) /* LANCE MAC address chip */ -#define KN05_LANCE (19*IOASIC_SLOT_SIZE) /* LANCE Ethernet */ -#define KN05_MB_INT (20*IOASIC_SLOT_SIZE) /* MB interrupt register */ -#define KN05_MB_EA (21*IOASIC_SLOT_SIZE) /* MB error address? */ -#define KN05_MB_EC (22*IOASIC_SLOT_SIZE) /* MB error ??? */ -#define KN05_MB_CSR (23*IOASIC_SLOT_SIZE) /* MB control & status */ -#define KN05_RES_24 (24*IOASIC_SLOT_SIZE) /* unused? */ -#define KN05_RES_25 (25*IOASIC_SLOT_SIZE) /* unused? */ -#define KN05_RES_26 (26*IOASIC_SLOT_SIZE) /* unused? */ -#define KN05_RES_27 (27*IOASIC_SLOT_SIZE) /* unused? */ -#define KN05_SCSI (28*IOASIC_SLOT_SIZE) /* ASC SCSI */ -#define KN05_RES_29 (29*IOASIC_SLOT_SIZE) /* unused? */ -#define KN05_RES_30 (30*IOASIC_SLOT_SIZE) /* unused? */ -#define KN05_RES_31 (31*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_SLOT_BASE KSEG1ADDR(0x1fc00000) + +#define KN4K_MB_ROM (0*IOASIC_SLOT_SIZE) /* KN05/KN04 card ROM */ +#define KN4K_IOCTL (1*IOASIC_SLOT_SIZE) /* I/O ASIC */ +#define KN4K_ESAR (2*IOASIC_SLOT_SIZE) /* LANCE MAC address chip */ +#define KN4K_LANCE (3*IOASIC_SLOT_SIZE) /* LANCE Ethernet */ +#define KN4K_MB_INT (4*IOASIC_SLOT_SIZE) /* MB interrupt register */ +#define KN4K_MB_EA (5*IOASIC_SLOT_SIZE) /* MB error address? */ +#define KN4K_MB_EC (6*IOASIC_SLOT_SIZE) /* MB error ??? */ +#define KN4K_MB_CSR (7*IOASIC_SLOT_SIZE) /* MB control & status */ +#define KN4K_RES_08 (8*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_RES_09 (9*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_RES_10 (10*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_RES_11 (11*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_SCSI (12*IOASIC_SLOT_SIZE) /* ASC SCSI */ +#define KN4K_RES_13 (13*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_RES_14 (14*IOASIC_SLOT_SIZE) /* unused? */ +#define KN4K_RES_15 (15*IOASIC_SLOT_SIZE) /* unused? */ /* * Bits for the MB interrupt register. * The register appears read-only. */ -#define KN05_MB_INT_TC (1<<0) /* TURBOchannel? */ -#define KN05_MB_INT_RTC (1<<1) /* RTC? */ -#define KN05_MB_INT_MT (1<<3) /* ??? */ +#define KN4K_MB_INT_TC (1<<0) /* TURBOchannel? */ +#define KN4K_MB_INT_RTC (1<<1) /* RTC? */ +#define KN4K_MB_INT_MT (1<<3) /* ??? */ /* * Bits for the MB control & status register. * Set to 0x00bf8001 on my system by the ROM. */ -#define KN05_MB_CSR_PF (1<<0) /* PreFetching enable? */ -#define KN05_MB_CSR_F (1<<1) /* ??? */ -#define KN05_MB_CSR_ECC (0xff<<2) /* ??? */ -#define KN05_MB_CSR_OD (1<<10) /* ??? */ -#define KN05_MB_CSR_CP (1<<11) /* ??? */ -#define KN05_MB_CSR_UNC (1<<12) /* ??? */ -#define KN05_MB_CSR_IM (1<<13) /* ??? */ -#define KN05_MB_CSR_NC (1<<14) /* ??? */ -#define KN05_MB_CSR_EE (1<<15) /* (bus) Exception Enable? */ -#define KN05_MB_CSR_MSK (0x1f<<16) /* ??? */ -#define KN05_MB_CSR_FW (1<<21) /* ??? */ +#define KN4K_MB_CSR_PF (1<<0) /* PreFetching enable? */ +#define KN4K_MB_CSR_F (1<<1) /* ??? */ +#define KN4K_MB_CSR_ECC (0xff<<2) /* ??? */ +#define KN4K_MB_CSR_OD (1<<10) /* ??? */ +#define KN4K_MB_CSR_CP (1<<11) /* ??? */ +#define KN4K_MB_CSR_UNC (1<<12) /* ??? */ +#define KN4K_MB_CSR_IM (1<<13) /* ??? */ +#define KN4K_MB_CSR_NC (1<<14) /* ??? */ +#define KN4K_MB_CSR_EE (1<<15) /* (bus) Exception Enable? */ +#define KN4K_MB_CSR_MSK (0x1f<<16) /* ??? */ +#define KN4K_MB_CSR_FW (1<<21) /* ??? */ #endif /* __ASM_MIPS_DEC_KN05_H */ |
