| /* |
| * 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. |
| * |
| * Derived from IRIX <sys/SN/SN0/IP27.h>. |
| * |
| * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc. |
| * Copyright (C) 1999 by Ralf Baechle |
| */ |
| #ifndef _ASM_SN_SN0_IP27_H |
| #define _ASM_SN_SN0_IP27_H |
| |
| #include <asm/mipsregs.h> |
| |
| /* |
| * Simple definitions for the masks which remove SW bits from pte. |
| */ |
| |
| #define TLBLO_HWBITSHIFT 0 /* Shift value, for masking */ |
| |
| #ifndef __ASSEMBLY__ |
| |
| #define CAUSE_BERRINTR IE_IRQ5 |
| |
| #define ECCF_CACHE_ERR 0 |
| #define ECCF_TAGLO 1 |
| #define ECCF_ECC 2 |
| #define ECCF_ERROREPC 3 |
| #define ECCF_PADDR 4 |
| #define ECCF_SIZE (5 * sizeof(long)) |
| |
| #endif /* !__ASSEMBLY__ */ |
| |
| #ifdef __ASSEMBLY__ |
| |
| /* |
| * KL_GET_CPUNUM (similar to EV_GET_SPNUM for EVEREST platform) reads |
| * the processor number of the calling processor. The proc parameters |
| * must be a register. |
| */ |
| #define KL_GET_CPUNUM(proc) \ |
| dli proc, LOCAL_HUB(0); \ |
| ld proc, PI_CPU_NUM(proc) |
| |
| #endif /* __ASSEMBLY__ */ |
| |
| /* |
| * R10000 status register interrupt bit mask usage for IP27. |
| */ |
| #define SRB_SWTIMO IE_SW0 /* 0x0100 */ |
| #define SRB_NET IE_SW1 /* 0x0200 */ |
| #define SRB_DEV0 IE_IRQ0 /* 0x0400 */ |
| #define SRB_DEV1 IE_IRQ1 /* 0x0800 */ |
| #define SRB_TIMOCLK IE_IRQ2 /* 0x1000 */ |
| #define SRB_PROFCLK IE_IRQ3 /* 0x2000 */ |
| #define SRB_ERR IE_IRQ4 /* 0x4000 */ |
| #define SRB_SCHEDCLK IE_IRQ5 /* 0x8000 */ |
| |
| #define SR_IBIT_HI SRB_DEV0 |
| #define SR_IBIT_PROF SRB_PROFCLK |
| |
| #define SRB_SWTIMO_IDX 0 |
| #define SRB_NET_IDX 1 |
| #define SRB_DEV0_IDX 2 |
| #define SRB_DEV1_IDX 3 |
| #define SRB_TIMOCLK_IDX 4 |
| #define SRB_PROFCLK_IDX 5 |
| #define SRB_ERR_IDX 6 |
| #define SRB_SCHEDCLK_IDX 7 |
| |
| #define NUM_CAUSE_INTRS 8 |
| |
| #define SCACHE_LINESIZE 128 |
| #define SCACHE_LINEMASK (SCACHE_LINESIZE - 1) |
| |
| #include <asm/sn/addrs.h> |
| |
| #define LED_CYCLE_MASK 0x0f |
| #define LED_CYCLE_SHFT 4 |
| |
| #define SEND_NMI(_nasid, _slice) \ |
| REMOTE_HUB_S((_nasid), (PI_NMI_A + ((_slice) * PI_NMI_OFFSET)), 1) |
| |
| /* Sanity hazzard ... Below all the Origin hacks are following. */ |
| |
| #define SN00_BRIDGE 0x9200000008000000 |
| #define SN00I_BRIDGE0 0x920000000b000000 |
| #define SN00I_BRIDGE1 0x920000000e000000 |
| #define SN00I_BRIDGE2 0x920000000f000000 |
| |
| #endif /* _ASM_SN_SN0_IP27_H */ |
