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gcmpregs.h

/*
 * 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.
 *
 * Copyright (C) 2000, 07 MIPS Technologies, Inc.
 *
 * Multiprocessor Subsystem Register Definitions
 *
 */
#ifndef _ASM_GCMPREGS_H
#define _ASM_GCMPREGS_H


/* Offsets to major blocks within GCMP from GCMP base */
#define GCMP_GCB_OFS          0x0000 /* Global Control Block */
#define GCMP_CLCB_OFS         0x2000 /* Core Local Control Block */
#define GCMP_COCB_OFS         0x4000 /* Core Other Control Block */
#define GCMP_GDB_OFS          0x8000 /* Global Debug Block */

/* Offsets to individual GCMP registers from GCMP base */
#define GCMPOFS(block, tag, reg)    \
      (GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS)
#define GCMPOFSn(block, tag, reg, n) \
      (GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS(n))

#define GCMPGCBOFS(reg)       GCMPOFS(GCB, GCB, reg)
#define GCMPGCBOFSn(reg, n)   GCMPOFSn(GCB, GCB, reg, n)
#define GCMPCLCBOFS(reg)      GCMPOFS(CLCB, CCB, reg)
#define GCMPCOCBOFS(reg)      GCMPOFS(COCB, CCB, reg)
#define GCMPGDBOFS(reg)       GCMPOFS(GDB, GDB, reg)

/* GCMP register access */
#define GCMPGCB(reg)                REGP(_gcmp_base, GCMPGCBOFS(reg))
#define GCMPGCBn(reg, n)               REGP(_gcmp_base, GCMPGCBOFSn(reg, n))
#define GCMPCLCB(reg)               REGP(_gcmp_base, GCMPCLCBOFS(reg))
#define GCMPCOCB(reg)               REGP(_gcmp_base, GCMPCOCBOFS(reg))
#define GCMPGDB(reg)                REGP(_gcmp_base, GCMPGDBOFS(reg))

/* Mask generation */
#define GCMPMSK(block, reg, bits)   (MSK(bits)<<GCMP_##block##_##reg##_SHF)
#define GCMPGCBMSK(reg, bits)       GCMPMSK(GCB, reg, bits)
#define GCMPCCBMSK(reg, bits)       GCMPMSK(CCB, reg, bits)
#define GCMPGDBMSK(reg, bits)       GCMPMSK(GDB, reg, bits)

/* GCB registers */
#define GCMP_GCB_GC_OFS             0x0000      /* Global Config Register */
#define  GCMP_GCB_GC_NUMIOCU_SHF    8
#define  GCMP_GCB_GC_NUMIOCU_MSK    GCMPGCBMSK(GC_NUMIOCU, 4)
#define  GCMP_GCB_GC_NUMCORES_SHF   0
#define  GCMP_GCB_GC_NUMCORES_MSK   GCMPGCBMSK(GC_NUMCORES, 8)
#define GCMP_GCB_GCMPB_OFS          0x0008            /* Global GCMP Base */
#define  GCMP_GCB_GCMPB_GCMPBASE_SHF      15
#define  GCMP_GCB_GCMPB_GCMPBASE_MSK      GCMPGCBMSK(GCMPB_GCMPBASE, 17)
#define  GCMP_GCB_GCMPB_CMDEFTGT_SHF      0
#define  GCMP_GCB_GCMPB_CMDEFTGT_MSK      GCMPGCBMSK(GCMPB_CMDEFTGT, 2)
#define  GCMP_GCB_GCMPB_CMDEFTGT_DISABLED 0
#define  GCMP_GCB_GCMPB_CMDEFTGT_MEM            1
#define  GCMP_GCB_GCMPB_CMDEFTGT_IOCU1          2
#define  GCMP_GCB_GCMPB_CMDEFTGT_IOCU2          3
#define GCMP_GCB_CCMC_OFS           0x0010      /* Global CM Control */
#define GCMP_GCB_GCSRAP_OFS         0x0020      /* Global CSR Access Privilege */
#define  GCMP_GCB_GCSRAP_CMACCESS_SHF     0
#define  GCMP_GCB_GCSRAP_CMACCESS_MSK     GCMPGCBMSK(GCSRAP_CMACCESS, 8)
#define GCMP_GCB_GCMPREV_OFS        0x0030      /* GCMP Revision Register */
#define GCMP_GCB_GCMEM_OFS          0x0040      /* Global CM Error Mask */
#define GCMP_GCB_GCMEC_OFS          0x0048      /* Global CM Error Cause */
#define  GCMP_GCB_GMEC_ERROR_TYPE_SHF     27
#define  GCMP_GCB_GMEC_ERROR_TYPE_MSK     GCMPGCBMSK(GMEC_ERROR_TYPE, 5)
#define  GCMP_GCB_GMEC_ERROR_INFO_SHF     0
#define  GCMP_GCB_GMEC_ERROR_INFO_MSK     GCMPGCBMSK(GMEC_ERROR_INFO, 27)
#define GCMP_GCB_GCMEA_OFS          0x0050      /* Global CM Error Address */
#define GCMP_GCB_GCMEO_OFS          0x0058      /* Global CM Error Multiple */
#define  GCMP_GCB_GMEO_ERROR_2ND_SHF      0
#define  GCMP_GCB_GMEO_ERROR_2ND_MSK      GCMPGCBMSK(GMEO_ERROR_2ND, 5)
#define GCMP_GCB_GICBA_OFS          0x0080      /* Global Interrupt Controller Base Address */
#define  GCMP_GCB_GICBA_BASE_SHF    17
#define  GCMP_GCB_GICBA_BASE_MSK    GCMPGCBMSK(GICBA_BASE, 15)
#define  GCMP_GCB_GICBA_EN_SHF            0
#define  GCMP_GCB_GICBA_EN_MSK            GCMPGCBMSK(GICBA_EN, 1)

/* GCB Regions */
#define GCMP_GCB_CMxBASE_OFS(n)           (0x0090+16*(n))         /* Global Region[0-3] Base Address */
#define  GCMP_GCB_CMxBASE_BASE_SHF  16
#define  GCMP_GCB_CMxBASE_BASE_MSK  GCMPGCBMSK(CMxBASE_BASE, 16)
#define GCMP_GCB_CMxMASK_OFS(n)           (0x0098+16*(n))         /* Global Region[0-3] Address Mask */
#define  GCMP_GCB_CMxMASK_MASK_SHF  16
#define  GCMP_GCB_CMxMASK_MASK_MSK  GCMPGCBMSK(CMxMASK_MASK, 16)
#define  GCMP_GCB_CMxMASK_CMREGTGT_SHF    0
#define  GCMP_GCB_CMxMASK_CMREGTGT_MSK    GCMPGCBMSK(CMxMASK_CMREGTGT, 2)
#define  GCMP_GCB_CMxMASK_CMREGTGT_MEM     0
#define  GCMP_GCB_CMxMASK_CMREGTGT_MEM1  1
#define  GCMP_GCB_CMxMASK_CMREGTGT_IOCU1 2
#define  GCMP_GCB_CMxMASK_CMREGTGT_IOCU2 3


/* Core local/Core other control block registers */
#define GCMP_CCB_RESETR_OFS         0x0000                  /* Reset Release */
#define  GCMP_CCB_RESETR_INRESET_SHF      0
#define  GCMP_CCB_RESETR_INRESET_MSK      GCMPCCBMSK(RESETR_INRESET, 16)
#define GCMP_CCB_COHCTL_OFS         0x0008                  /* Coherence Control */
#define  GCMP_CCB_COHCTL_DOMAIN_SHF 0
#define  GCMP_CCB_COHCTL_DOMAIN_MSK GCMPCCBMSK(COHCTL_DOMAIN, 8)
#define GCMP_CCB_CFG_OFS            0x0010                  /* Config */
#define  GCMP_CCB_CFG_IOCUTYPE_SHF  10
#define  GCMP_CCB_CFG_IOCUTYPE_MSK  GCMPCCBMSK(CFG_IOCUTYPE, 2)
#define   GCMP_CCB_CFG_IOCUTYPE_CPU 0
#define   GCMP_CCB_CFG_IOCUTYPE_NCIOCU    1
#define   GCMP_CCB_CFG_IOCUTYPE_CIOCU     2
#define  GCMP_CCB_CFG_NUMVPE_SHF    0
#define  GCMP_CCB_CFG_NUMVPE_MSK    GCMPCCBMSK(CFG_NUMVPE, 10)
#define GCMP_CCB_OTHER_OFS          0x0018            /* Other Address */
#define  GCMP_CCB_OTHER_CORENUM_SHF 16
#define  GCMP_CCB_OTHER_CORENUM_MSK GCMPCCBMSK(OTHER_CORENUM, 16)
#define GCMP_CCB_RESETBASE_OFS            0x0020            /* Reset Exception Base */
#define  GCMP_CCB_RESETBASE_BEV_SHF 12
#define  GCMP_CCB_RESETBASE_BEV_MSK GCMPCCBMSK(RESETBASE_BEV, 20)
#define GCMP_CCB_ID_OFS             0x0028            /* Identification */
#define GCMP_CCB_DINTGROUP_OFS            0x0030            /* DINT Group Participate */
#define GCMP_CCB_DBGGROUP_OFS       0x0100            /* DebugBreak Group */

extern int __init gcmp_probe(unsigned long, unsigned long);
extern int __init gcmp_niocu(void);
extern void __init gcmp_setregion(int, unsigned long, unsigned long, int);
#endif /* _ASM_GCMPREGS_H */

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