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Diffstat (limited to 'include/asm-mips/dec/kn02xa.h')
-rw-r--r--include/asm-mips/dec/kn02xa.h46
1 files changed, 28 insertions, 18 deletions
diff --git a/include/asm-mips/dec/kn02xa.h b/include/asm-mips/dec/kn02xa.h
index 648c4dcbba1..a25f3d7da7f 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.
@@ -17,31 +17,23 @@
#ifndef __ASM_MIPS_DEC_KN02XA_H
#define __ASM_MIPS_DEC_KN02XA_H
-#include <asm/addrspace.h>
#include <asm/dec/ioasic_addrs.h>
-#define KN02XA_SLOT_BASE KSEG1ADDR(0x1c000000)
-
-/*
- * Some port addresses...
- */
-#define KN02XA_IOASIC_BASE (KN02XA_SLOT_BASE + IOASIC_IOCTL) /* I/O ASIC */
-#define KN02XA_RTC_BASE (KN02XA_SLOT_BASE + IOASIC_TOY) /* RTC */
-
+#define KN02XA_SLOT_BASE 0x1c000000
/*
* Memory control ASIC registers.
*/
-#define KN02XA_MER KSEG1ADDR(0x0c400000) /* memory error register */
-#define KN02XA_MSR KSEG1ADDR(0x0c800000) /* memory size register */
+#define KN02XA_MER 0x0c400000 /* memory error register */
+#define KN02XA_MSR 0x0c800000 /* memory size register */
/*
* CPU control ASIC registers.
*/
-#define KN02XA_MEM_CONF KSEG1ADDR(0x0e000000) /* write timeout config */
-#define KN02XA_EAR KSEG1ADDR(0x0e000004) /* error address register */
-#define KN02XA_BOOT0 KSEG1ADDR(0x0e000008) /* boot 0 register */
-#define KN02XA_MEM_INTR KSEG1ADDR(0x0e00000c) /* write err IRQ stat & ack */
+#define KN02XA_MEM_CONF 0x0e000000 /* write timeout config */
+#define KN02XA_EAR 0x0e000004 /* error address register */
+#define KN02XA_BOOT0 0x0e000008 /* boot 0 register */
+#define KN02XA_MEM_INTR 0x0e00000c /* write err IRQ stat & ack */
/*
* Memory Error Register bits, common definitions.
@@ -52,8 +44,13 @@
#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 +69,17 @@
#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 */