root/arch/mips/include/asm/msc01_ic.h

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   1 /*
   2  * PCI Register definitions for the MIPS System Controller.
   3  *
   4  * Copyright (C) 2004 MIPS Technologies, Inc.  All rights reserved.
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 
  11 #ifndef __ASM_MIPS_BOARDS_MSC01_IC_H
  12 #define __ASM_MIPS_BOARDS_MSC01_IC_H
  13 
  14 /*****************************************************************************
  15  * Register offset addresses
  16  *****************************************************************************/
  17 
  18 #define MSC01_IC_RST_OFS     0x00008    /* Software reset              */
  19 #define MSC01_IC_ENAL_OFS    0x00100    /* Int_in enable mask 31:0     */
  20 #define MSC01_IC_ENAH_OFS    0x00108    /* Int_in enable mask 63:32    */
  21 #define MSC01_IC_DISL_OFS    0x00120    /* Int_in disable mask 31:0    */
  22 #define MSC01_IC_DISH_OFS    0x00128    /* Int_in disable mask 63:32   */
  23 #define MSC01_IC_ISBL_OFS    0x00140    /* Raw int_in 31:0             */
  24 #define MSC01_IC_ISBH_OFS    0x00148    /* Raw int_in 63:32            */
  25 #define MSC01_IC_ISAL_OFS    0x00160    /* Masked int_in 31:0          */
  26 #define MSC01_IC_ISAH_OFS    0x00168    /* Masked int_in 63:32         */
  27 #define MSC01_IC_LVL_OFS     0x00180    /* Disable priority int_out    */
  28 #define MSC01_IC_RAMW_OFS    0x00180    /* Shadow set RAM (EI)         */
  29 #define MSC01_IC_OSB_OFS     0x00188    /* Raw int_out                 */
  30 #define MSC01_IC_OSA_OFS     0x00190    /* Masked int_out              */
  31 #define MSC01_IC_GENA_OFS    0x00198    /* Global HW int enable        */
  32 #define MSC01_IC_BASE_OFS    0x001a0    /* Base address of IC_VEC      */
  33 #define MSC01_IC_VEC_OFS     0x001b0    /* Active int's vector address */
  34 #define MSC01_IC_EOI_OFS     0x001c0    /* Enable lower level ints     */
  35 #define MSC01_IC_CFG_OFS     0x001c8    /* Configuration register      */
  36 #define MSC01_IC_TRLD_OFS    0x001d0    /* Interval timer reload val   */
  37 #define MSC01_IC_TVAL_OFS    0x001e0    /* Interval timer current val  */
  38 #define MSC01_IC_TCFG_OFS    0x001f0    /* Interval timer config       */
  39 #define MSC01_IC_SUP_OFS     0x00200    /* Set up int_in line 0        */
  40 #define MSC01_IC_ENA_OFS     0x00800    /* Int_in enable mask 63:0     */
  41 #define MSC01_IC_DIS_OFS     0x00820    /* Int_in disable mask 63:0    */
  42 #define MSC01_IC_ISB_OFS     0x00840    /* Raw int_in 63:0             */
  43 #define MSC01_IC_ISA_OFS     0x00860    /* Masked int_in 63:0          */
  44 
  45 /*****************************************************************************
  46  * Register field encodings
  47  *****************************************************************************/
  48 
  49 #define MSC01_IC_RST_RST_SHF      0
  50 #define MSC01_IC_RST_RST_MSK      0x00000001
  51 #define MSC01_IC_RST_RST_BIT      MSC01_IC_RST_RST_MSK
  52 #define MSC01_IC_LVL_LVL_SHF      0
  53 #define MSC01_IC_LVL_LVL_MSK      0x000000ff
  54 #define MSC01_IC_LVL_SPUR_SHF     16
  55 #define MSC01_IC_LVL_SPUR_MSK     0x00010000
  56 #define MSC01_IC_LVL_SPUR_BIT     MSC01_IC_LVL_SPUR_MSK
  57 #define MSC01_IC_RAMW_RIPL_SHF    0
  58 #define MSC01_IC_RAMW_RIPL_MSK    0x0000003f
  59 #define MSC01_IC_RAMW_DATA_SHF    6
  60 #define MSC01_IC_RAMW_DATA_MSK    0x00000fc0
  61 #define MSC01_IC_RAMW_ADDR_SHF    25
  62 #define MSC01_IC_RAMW_ADDR_MSK    0x7e000000
  63 #define MSC01_IC_RAMW_READ_SHF    31
  64 #define MSC01_IC_RAMW_READ_MSK    0x80000000
  65 #define MSC01_IC_RAMW_READ_BIT    MSC01_IC_RAMW_READ_MSK
  66 #define MSC01_IC_OSB_OSB_SHF      0
  67 #define MSC01_IC_OSB_OSB_MSK      0x000000ff
  68 #define MSC01_IC_OSA_OSA_SHF      0
  69 #define MSC01_IC_OSA_OSA_MSK      0x000000ff
  70 #define MSC01_IC_GENA_GENA_SHF    0
  71 #define MSC01_IC_GENA_GENA_MSK    0x00000001
  72 #define MSC01_IC_GENA_GENA_BIT    MSC01_IC_GENA_GENA_MSK
  73 #define MSC01_IC_CFG_DIS_SHF      0
  74 #define MSC01_IC_CFG_DIS_MSK      0x00000001
  75 #define MSC01_IC_CFG_DIS_BIT      MSC01_IC_CFG_DIS_MSK
  76 #define MSC01_IC_CFG_SHFT_SHF     8
  77 #define MSC01_IC_CFG_SHFT_MSK     0x00000f00
  78 #define MSC01_IC_TCFG_ENA_SHF     0
  79 #define MSC01_IC_TCFG_ENA_MSK     0x00000001
  80 #define MSC01_IC_TCFG_ENA_BIT     MSC01_IC_TCFG_ENA_MSK
  81 #define MSC01_IC_TCFG_INT_SHF     8
  82 #define MSC01_IC_TCFG_INT_MSK     0x00000100
  83 #define MSC01_IC_TCFG_INT_BIT     MSC01_IC_TCFG_INT_MSK
  84 #define MSC01_IC_TCFG_EDGE_SHF    16
  85 #define MSC01_IC_TCFG_EDGE_MSK    0x00010000
  86 #define MSC01_IC_TCFG_EDGE_BIT    MSC01_IC_TCFG_EDGE_MSK
  87 #define MSC01_IC_SUP_PRI_SHF      0
  88 #define MSC01_IC_SUP_PRI_MSK      0x00000007
  89 #define MSC01_IC_SUP_EDGE_SHF     8
  90 #define MSC01_IC_SUP_EDGE_MSK     0x00000100
  91 #define MSC01_IC_SUP_EDGE_BIT     MSC01_IC_SUP_EDGE_MSK
  92 #define MSC01_IC_SUP_STEP         8
  93 
  94 /*
  95  * MIPS System controller interrupt register base.
  96  *
  97  */
  98 
  99 /*****************************************************************************
 100  * Absolute register addresses
 101  *****************************************************************************/
 102 
 103 #define MSC01_IC_RST     (MSC01_IC_REG_BASE + MSC01_IC_RST_OFS)
 104 #define MSC01_IC_ENAL    (MSC01_IC_REG_BASE + MSC01_IC_ENAL_OFS)
 105 #define MSC01_IC_ENAH    (MSC01_IC_REG_BASE + MSC01_IC_ENAH_OFS)
 106 #define MSC01_IC_DISL    (MSC01_IC_REG_BASE + MSC01_IC_DISL_OFS)
 107 #define MSC01_IC_DISH    (MSC01_IC_REG_BASE + MSC01_IC_DISH_OFS)
 108 #define MSC01_IC_ISBL    (MSC01_IC_REG_BASE + MSC01_IC_ISBL_OFS)
 109 #define MSC01_IC_ISBH    (MSC01_IC_REG_BASE + MSC01_IC_ISBH_OFS)
 110 #define MSC01_IC_ISAL    (MSC01_IC_REG_BASE + MSC01_IC_ISAL_OFS)
 111 #define MSC01_IC_ISAH    (MSC01_IC_REG_BASE + MSC01_IC_ISAH_OFS)
 112 #define MSC01_IC_LVL     (MSC01_IC_REG_BASE + MSC01_IC_LVL_OFS)
 113 #define MSC01_IC_RAMW    (MSC01_IC_REG_BASE + MSC01_IC_RAMW_OFS)
 114 #define MSC01_IC_OSB     (MSC01_IC_REG_BASE + MSC01_IC_OSB_OFS)
 115 #define MSC01_IC_OSA     (MSC01_IC_REG_BASE + MSC01_IC_OSA_OFS)
 116 #define MSC01_IC_GENA    (MSC01_IC_REG_BASE + MSC01_IC_GENA_OFS)
 117 #define MSC01_IC_BASE    (MSC01_IC_REG_BASE + MSC01_IC_BASE_OFS)
 118 #define MSC01_IC_VEC     (MSC01_IC_REG_BASE + MSC01_IC_VEC_OFS)
 119 #define MSC01_IC_EOI     (MSC01_IC_REG_BASE + MSC01_IC_EOI_OFS)
 120 #define MSC01_IC_CFG     (MSC01_IC_REG_BASE + MSC01_IC_CFG_OFS)
 121 #define MSC01_IC_TRLD    (MSC01_IC_REG_BASE + MSC01_IC_TRLD_OFS)
 122 #define MSC01_IC_TVAL    (MSC01_IC_REG_BASE + MSC01_IC_TVAL_OFS)
 123 #define MSC01_IC_TCFG    (MSC01_IC_REG_BASE + MSC01_IC_TCFG_OFS)
 124 #define MSC01_IC_SUP     (MSC01_IC_REG_BASE + MSC01_IC_SUP_OFS)
 125 #define MSC01_IC_ENA     (MSC01_IC_REG_BASE + MSC01_IC_ENA_OFS)
 126 #define MSC01_IC_DIS     (MSC01_IC_REG_BASE + MSC01_IC_DIS_OFS)
 127 #define MSC01_IC_ISB     (MSC01_IC_REG_BASE + MSC01_IC_ISB_OFS)
 128 #define MSC01_IC_ISA     (MSC01_IC_REG_BASE + MSC01_IC_ISA_OFS)
 129 
 130 /*
 131  * Soc-it interrupts are configurable.
 132  * Every board describes its IRQ mapping with this table.
 133  */
 134 typedef struct msc_irqmap {
 135         int     im_irq;
 136         int     im_type;
 137         int     im_lvl;
 138 } msc_irqmap_t;
 139 
 140 /* im_type */
 141 #define MSC01_IRQ_LEVEL         0
 142 #define MSC01_IRQ_EDGE          1
 143 
 144 extern void __init init_msc_irqs(unsigned long icubase, unsigned int base, msc_irqmap_t *imp, int nirq);
 145 extern void ll_msc_irq(void);
 146 
 147 #endif /* __ASM_MIPS_BOARDS_MSC01_IC_H */
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