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msc01_ic.h

/*
 * PCI Register definitions for the MIPS System Controller.
 *
 * Copyright (C) 2004 MIPS Technologies, Inc.  All rights reserved.
 *
 * 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.
 */

#ifndef __ASM_MIPS_BOARDS_MSC01_IC_H
#define __ASM_MIPS_BOARDS_MSC01_IC_H

/*****************************************************************************
 * Register offset addresses
 *****************************************************************************/

#define MSC01_IC_RST_OFS     0x00008    /* Software reset              */
#define MSC01_IC_ENAL_OFS    0x00100    /* Int_in enable mask 31:0     */
#define MSC01_IC_ENAH_OFS    0x00108    /* Int_in enable mask 63:32    */
#define MSC01_IC_DISL_OFS    0x00120    /* Int_in disable mask 31:0    */
#define MSC01_IC_DISH_OFS    0x00128    /* Int_in disable mask 63:32   */
#define MSC01_IC_ISBL_OFS    0x00140    /* Raw int_in 31:0             */
#define MSC01_IC_ISBH_OFS    0x00148    /* Raw int_in 63:32            */
#define MSC01_IC_ISAL_OFS    0x00160    /* Masked int_in 31:0          */
#define MSC01_IC_ISAH_OFS    0x00168    /* Masked int_in 63:32         */
#define MSC01_IC_LVL_OFS     0x00180    /* Disable priority int_out    */
#define MSC01_IC_RAMW_OFS    0x00180    /* Shadow set RAM (EI)           */
#define MSC01_IC_OSB_OFS     0x00188    /* Raw int_out                 */
#define MSC01_IC_OSA_OFS     0x00190    /* Masked int_out              */
#define MSC01_IC_GENA_OFS    0x00198    /* Global HW int enable        */
#define MSC01_IC_BASE_OFS    0x001a0    /* Base address of IC_VEC      */
#define MSC01_IC_VEC_OFS     0x001b0    /* Active int's vector address */
#define MSC01_IC_EOI_OFS     0x001c0    /* Enable lower level ints     */
#define MSC01_IC_CFG_OFS     0x001c8    /* Configuration register      */
#define MSC01_IC_TRLD_OFS    0x001d0    /* Interval timer reload val   */
#define MSC01_IC_TVAL_OFS    0x001e0    /* Interval timer current val  */
#define MSC01_IC_TCFG_OFS    0x001f0    /* Interval timer config       */
#define MSC01_IC_SUP_OFS     0x00200    /* Set up int_in line 0        */
#define MSC01_IC_ENA_OFS     0x00800    /* Int_in enable mask 63:0     */
#define MSC01_IC_DIS_OFS     0x00820    /* Int_in disable mask 63:0    */
#define MSC01_IC_ISB_OFS     0x00840    /* Raw int_in 63:0             */
#define MSC01_IC_ISA_OFS     0x00860    /* Masked int_in 63:0          */

/*****************************************************************************
 * Register field encodings
 *****************************************************************************/

#define MSC01_IC_RST_RST_SHF      0
#define MSC01_IC_RST_RST_MSK      0x00000001
#define MSC01_IC_RST_RST_BIT      MSC01_IC_RST_RST_MSK
#define MSC01_IC_LVL_LVL_SHF      0
#define MSC01_IC_LVL_LVL_MSK      0x000000ff
#define MSC01_IC_LVL_SPUR_SHF     16
#define MSC01_IC_LVL_SPUR_MSK     0x00010000
#define MSC01_IC_LVL_SPUR_BIT     MSC01_IC_LVL_SPUR_MSK
#define MSC01_IC_RAMW_RIPL_SHF        0
#define MSC01_IC_RAMW_RIPL_MSK        0x0000003f
#define MSC01_IC_RAMW_DATA_SHF        6
#define MSC01_IC_RAMW_DATA_MSK        0x00000fc0
#define MSC01_IC_RAMW_ADDR_SHF        25
#define MSC01_IC_RAMW_ADDR_MSK        0x7e000000
#define MSC01_IC_RAMW_READ_SHF        31
#define MSC01_IC_RAMW_READ_MSK        0x80000000
#define MSC01_IC_RAMW_READ_BIT        MSC01_IC_RAMW_READ_MSK
#define MSC01_IC_OSB_OSB_SHF      0
#define MSC01_IC_OSB_OSB_MSK      0x000000ff
#define MSC01_IC_OSA_OSA_SHF      0
#define MSC01_IC_OSA_OSA_MSK      0x000000ff
#define MSC01_IC_GENA_GENA_SHF    0
#define MSC01_IC_GENA_GENA_MSK    0x00000001
#define MSC01_IC_GENA_GENA_BIT    MSC01_IC_GENA_GENA_MSK
#define MSC01_IC_CFG_DIS_SHF      0
#define MSC01_IC_CFG_DIS_MSK      0x00000001
#define MSC01_IC_CFG_DIS_BIT      MSC01_IC_CFG_DIS_MSK
#define MSC01_IC_CFG_SHFT_SHF     8
#define MSC01_IC_CFG_SHFT_MSK     0x00000f00
#define MSC01_IC_TCFG_ENA_SHF     0
#define MSC01_IC_TCFG_ENA_MSK     0x00000001
#define MSC01_IC_TCFG_ENA_BIT     MSC01_IC_TCFG_ENA_MSK
#define MSC01_IC_TCFG_INT_SHF     8
#define MSC01_IC_TCFG_INT_MSK     0x00000100
#define MSC01_IC_TCFG_INT_BIT     MSC01_IC_TCFG_INT_MSK
#define MSC01_IC_TCFG_EDGE_SHF    16
#define MSC01_IC_TCFG_EDGE_MSK    0x00010000
#define MSC01_IC_TCFG_EDGE_BIT    MSC01_IC_TCFG_EDGE_MSK
#define MSC01_IC_SUP_PRI_SHF      0
#define MSC01_IC_SUP_PRI_MSK      0x00000007
#define MSC01_IC_SUP_EDGE_SHF     8
#define MSC01_IC_SUP_EDGE_MSK     0x00000100
#define MSC01_IC_SUP_EDGE_BIT     MSC01_IC_SUP_EDGE_MSK
#define MSC01_IC_SUP_STEP         8

/*
 * MIPS System controller interrupt register base.
 *
 */

/*****************************************************************************
 * Absolute register addresses
 *****************************************************************************/

#define MSC01_IC_RST     (MSC01_IC_REG_BASE + MSC01_IC_RST_OFS)
#define MSC01_IC_ENAL    (MSC01_IC_REG_BASE + MSC01_IC_ENAL_OFS)
#define MSC01_IC_ENAH    (MSC01_IC_REG_BASE + MSC01_IC_ENAH_OFS)
#define MSC01_IC_DISL    (MSC01_IC_REG_BASE + MSC01_IC_DISL_OFS)
#define MSC01_IC_DISH    (MSC01_IC_REG_BASE + MSC01_IC_DISH_OFS)
#define MSC01_IC_ISBL    (MSC01_IC_REG_BASE + MSC01_IC_ISBL_OFS)
#define MSC01_IC_ISBH    (MSC01_IC_REG_BASE + MSC01_IC_ISBH_OFS)
#define MSC01_IC_ISAL    (MSC01_IC_REG_BASE + MSC01_IC_ISAL_OFS)
#define MSC01_IC_ISAH    (MSC01_IC_REG_BASE + MSC01_IC_ISAH_OFS)
#define MSC01_IC_LVL     (MSC01_IC_REG_BASE + MSC01_IC_LVL_OFS)
#define MSC01_IC_RAMW    (MSC01_IC_REG_BASE + MSC01_IC_RAMW_OFS)
#define MSC01_IC_OSB     (MSC01_IC_REG_BASE + MSC01_IC_OSB_OFS)
#define MSC01_IC_OSA     (MSC01_IC_REG_BASE + MSC01_IC_OSA_OFS)
#define MSC01_IC_GENA    (MSC01_IC_REG_BASE + MSC01_IC_GENA_OFS)
#define MSC01_IC_BASE    (MSC01_IC_REG_BASE + MSC01_IC_BASE_OFS)
#define MSC01_IC_VEC     (MSC01_IC_REG_BASE + MSC01_IC_VEC_OFS)
#define MSC01_IC_EOI     (MSC01_IC_REG_BASE + MSC01_IC_EOI_OFS)
#define MSC01_IC_CFG     (MSC01_IC_REG_BASE + MSC01_IC_CFG_OFS)
#define MSC01_IC_TRLD    (MSC01_IC_REG_BASE + MSC01_IC_TRLD_OFS)
#define MSC01_IC_TVAL    (MSC01_IC_REG_BASE + MSC01_IC_TVAL_OFS)
#define MSC01_IC_TCFG    (MSC01_IC_REG_BASE + MSC01_IC_TCFG_OFS)
#define MSC01_IC_SUP     (MSC01_IC_REG_BASE + MSC01_IC_SUP_OFS)
#define MSC01_IC_ENA     (MSC01_IC_REG_BASE + MSC01_IC_ENA_OFS)
#define MSC01_IC_DIS     (MSC01_IC_REG_BASE + MSC01_IC_DIS_OFS)
#define MSC01_IC_ISB     (MSC01_IC_REG_BASE + MSC01_IC_ISB_OFS)
#define MSC01_IC_ISA     (MSC01_IC_REG_BASE + MSC01_IC_ISA_OFS)

/*
 * Soc-it interrupts are configurable.
 * Every board describes its IRQ mapping with this table.
 */
typedef struct msc_irqmap {
      int   im_irq;
      int   im_type;
      int   im_lvl;
} msc_irqmap_t;

/* im_type */
#define MSC01_IRQ_LEVEL       0
#define MSC01_IRQ_EDGE        1

extern void __init init_msc_irqs(unsigned long icubase, unsigned int base, msc_irqmap_t *imp, int nirq);
extern void ll_msc_irq(void);

#endif /* __ASM_MIPS_BOARDS_MSC01_IC_H */


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