ip27.h
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上传日期:2013-02-24
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- /*
- * 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 */
- #if !_LANGUAGE_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 /* !_LANGUAGE_ASSEMBLY */
- #if _LANGUAGE_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 /* _LANGUAGE_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 CPU_RESCHED_A_IRQ 0
- #define CPU_RESCHED_B_IRQ 1
- #define CPU_CALL_A_IRQ 2
- #define CPU_CALL_B_IRQ 3
- #define BASE_PCI_IRQ 4
- #define SN00_BRIDGE 0x9200000008000000
- #define SN00I_BRIDGE0 0x920000000b000000
- #define SN00I_BRIDGE1 0x920000000e000000
- #define SN00I_BRIDGE2 0x920000000f000000
- #endif /* _ASM_SN_SN0_IP27_H */