| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
| 2 | * This file is subject to the terms and conditions of the GNU General Public |
| 3 | * License. See the file "COPYING" in the main directory of this archive |
| 4 | * for more details. |
| 5 | * |
| 6 | * Derived from IRIX <sys/SN/SN0/IP27.h>. |
| 7 | * |
| 8 | * Copyright (C) 1992 - 1997, 1999 Silicon Graphics, Inc. |
| 9 | * Copyright (C) 1999 by Ralf Baechle |
| 10 | */ |
| 11 | #ifndef _ASM_SN_SN0_IP27_H |
| 12 | #define _ASM_SN_SN0_IP27_H |
| 13 | |
| 14 | #include <asm/mipsregs.h> |
| 15 | |
| 16 | /* |
| 17 | * Simple definitions for the masks which remove SW bits from pte. |
| 18 | */ |
| 19 | |
| 20 | #define TLBLO_HWBITSHIFT 0 /* Shift value, for masking */ |
| 21 | |
| 22 | #ifndef __ASSEMBLY__ |
| 23 | |
| 24 | #define CAUSE_BERRINTR IE_IRQ5 |
| 25 | |
| 26 | #define ECCF_CACHE_ERR 0 |
| 27 | #define ECCF_TAGLO 1 |
| 28 | #define ECCF_ECC 2 |
| 29 | #define ECCF_ERROREPC 3 |
| 30 | #define ECCF_PADDR 4 |
| 31 | #define ECCF_SIZE (5 * sizeof(long)) |
| 32 | |
| 33 | #endif /* !__ASSEMBLY__ */ |
| 34 | |
| 35 | #ifdef __ASSEMBLY__ |
| 36 | |
| 37 | /* |
| 38 | * KL_GET_CPUNUM (similar to EV_GET_SPNUM for EVEREST platform) reads |
| 39 | * the processor number of the calling processor. The proc parameters |
| 40 | * must be a register. |
| 41 | */ |
| 42 | #define KL_GET_CPUNUM(proc) \ |
| 43 | dli proc, LOCAL_HUB(0); \ |
| 44 | ld proc, PI_CPU_NUM(proc) |
| 45 | |
| 46 | #endif /* __ASSEMBLY__ */ |
| 47 | |
| 48 | /* |
| 49 | * R10000 status register interrupt bit mask usage for IP27. |
| 50 | */ |
| 51 | #define SRB_SWTIMO IE_SW0 /* 0x0100 */ |
| 52 | #define SRB_NET IE_SW1 /* 0x0200 */ |
| 53 | #define SRB_DEV0 IE_IRQ0 /* 0x0400 */ |
| 54 | #define SRB_DEV1 IE_IRQ1 /* 0x0800 */ |
| 55 | #define SRB_TIMOCLK IE_IRQ2 /* 0x1000 */ |
| 56 | #define SRB_PROFCLK IE_IRQ3 /* 0x2000 */ |
| 57 | #define SRB_ERR IE_IRQ4 /* 0x4000 */ |
| 58 | #define SRB_SCHEDCLK IE_IRQ5 /* 0x8000 */ |
| 59 | |
| 60 | #define SR_IBIT_HI SRB_DEV0 |
| 61 | #define SR_IBIT_PROF SRB_PROFCLK |
| 62 | |
| 63 | #define SRB_SWTIMO_IDX 0 |
| 64 | #define SRB_NET_IDX 1 |
| 65 | #define SRB_DEV0_IDX 2 |
| 66 | #define SRB_DEV1_IDX 3 |
| 67 | #define SRB_TIMOCLK_IDX 4 |
| 68 | #define SRB_PROFCLK_IDX 5 |
| 69 | #define SRB_ERR_IDX 6 |
| 70 | #define SRB_SCHEDCLK_IDX 7 |
| 71 | |
| 72 | #define NUM_CAUSE_INTRS 8 |
| 73 | |
| 74 | #define SCACHE_LINESIZE 128 |
| 75 | #define SCACHE_LINEMASK (SCACHE_LINESIZE - 1) |
| 76 | |
| 77 | #include <asm/sn/addrs.h> |
| 78 | |
| 79 | #define LED_CYCLE_MASK 0x0f |
| 80 | #define LED_CYCLE_SHFT 4 |
| 81 | |
| 82 | #define SEND_NMI(_nasid, _slice) \ |
| 83 | REMOTE_HUB_S((_nasid), (PI_NMI_A + ((_slice) * PI_NMI_OFFSET)), 1) |
| 84 | |
| 85 | /* Sanity hazzard ... Below all the Origin hacks are following. */ |
| 86 | |
| 87 | #define SN00_BRIDGE 0x9200000008000000 |
| 88 | #define SN00I_BRIDGE0 0x920000000b000000 |
| 89 | #define SN00I_BRIDGE1 0x920000000e000000 |
| 90 | #define SN00I_BRIDGE2 0x920000000f000000 |
| 91 | |
| 92 | #endif /* _ASM_SN_SN0_IP27_H */ |