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      1 /*	$NetBSD: cpc700reg.h,v 1.5 2008/04/28 20:23:49 martin Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2002 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Lennart Augustsson (lennart (at) augustsson.net) at Sandburst Corp.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 /* PCI memory space */
     33 #define CPC_PCI_MEM_BASE	0x80000000
     34 #define CPC_PCI_MEM_END		0xf7ffffff
     35 
     36 /* PCI IO space */
     37 #define CPC_PCI_IO_BASE		0xf8000000
     38 #define CPC_PCI_IO_START	0xf8800000 /* for allocation */
     39 #define CPC_PCI_IO_END		0xfbffffff
     40 
     41 /* PCI config space */
     42 #define CPC_PCICFGADR		0xfec00000
     43 #define   CPC_PCI_CONFIG_ENABLE		0x80000000
     44 #define CPC_PCICFGDATA		0xfec00004
     45 
     46 /* Config space regs */
     47 #define CPC_PCI_BRDGERR		0x48
     48 #define CPC_PCI_CLEARERR	0x0000ff00
     49 
     50 #define CPC_BRIDGE_OPTIONS2	0x60
     51 #define  CPC_BRIDGE_O2_ILAT_MASK	0x00f8
     52 #define  CPC_BRIDGE_O2_ILAT_SHIFT	3
     53 #define  CPC_BRIDGE_O2_ILAT_PRIM_ASYNC	18
     54 #define  CPC_BRIDGE_O2_SLAT_MASK	0x0f00
     55 #define  CPC_BRIDGE_O2_SLAT_SHIFT	8
     56 #define  CPC_BRIDGE_O2_2LAT_PRIM_ASYNC	2
     57 
     58 /* PCI interrupt acknowledge & special cycle */
     59 #define CPC_INTR_ACK		0xfed00000
     60 
     61 #define CPC_PMM0_LOCAL		0xff400000
     62 #define CPC_PMM0_MASK_ATTR	0xff400004
     63 #define CPC_PMM0_PCI_LOW	0xff400008
     64 #define CPC_PMM0_PCI_HIGH	0xff40000c
     65 #define CPC_PMM1_LOCAL		0xff400010
     66 #define CPC_PMM1_MASK_ATTR	0xff400014
     67 #define CPC_PMM1_PCI_LOW	0xff400018
     68 #define CPC_PMM1_PCI_HIGH	0xff40001c
     69 #define CPC_PMM2_LOCAL		0xff400020
     70 #define CPC_PMM2_MASK_ATTR	0xff400024
     71 #define CPC_PMM2_PCI_LOW	0xff400028
     72 #define CPC_PMM2_PCI_HIGH	0xff40002c
     73 #define CPC_PTM1_LOCAL		0xff400030
     74 #define CPC_PTM1_MEMSIZE	0xff400034
     75 #define CPC_PTM2_LOCAL		0xff400038
     76 #define CPC_PTM2_MEMSIZE	0xff40003c
     77 
     78 /* serial ports */
     79 #define CPC_COM0		0xff600300
     80 #define CPC_COM1		0xff600400
     81 #define CPC_COM_SPEED(bus)	((bus) / (2 * 4))
     82 
     83 /* processor interface registers */
     84 #define CPC_PIF_CFGADR		0xff500000
     85 #define  CPC_PIF_CFG_PRIFOPT1		0x00
     86 #define  CPC_PIF_CFG_ERRDET1		0x04
     87 #define  CPC_PIF_CFG_ERREN1		0x08
     88 #define  CPC_PIF_CFG_CPUERAD		0x0c
     89 #define  CPC_PIF_CFG_CPUERAT		0x10
     90 #define  CPC_PIF_CFG_PLBMIFOPT		0x18
     91 #define  CPC_PIF_CFG_PLBMTLSA1		0x20
     92 #define  CPC_PIF_CFG_PLBMTLEA1		0x24
     93 #define  CPC_PIF_CFG_PLBMTLSA2		0x28
     94 #define  CPC_PIF_CFG_PLBMTLEA2		0x2c
     95 #define  CPC_PIF_CFG_PLBMTLSA3		0x30
     96 #define  CPC_PIF_CFG_PLBMTLEA3		0x34
     97 #define  CPC_PIF_CFG_PLBSNSSA0		0x38
     98 #define  CPC_PIF_CFG_PLBSNSEA0		0x3c
     99 #define  CPC_PIF_CFG_BESR		0x40
    100 #define  CPC_PIF_CFG_BESRSET		0x44
    101 #define  CPC_PIF_CFG_BEAR		0x4c
    102 #define  CPC_PIF_CFG_PLBSWRINT		0x80
    103 #define CPC_PIF_CFGDATA		0xff500004
    104 
    105 /* interrupt controller */
    106 #define CPC_UIC_BASE		0xff500880
    107 #define CPC_UIC_SIZE		0x00000024
    108 #define CPC_UIC_SR		0x00000000 /* UIC status (read/clear) */
    109 #define CPC_UIC_SRS		0x00000004 /* UIC status (set) */
    110 #define CPC_UIC_ER		0x00000008 /* UIC enable */
    111 #define CPC_UIC_CR		0x0000000c /* UIC critical */
    112 #define CPC_UIC_PR		0x00000010 /* UIC polarity 0=low, 1=high*/
    113 #define CPC_UIC_TR		0x00000014 /* UIC trigger 0=level; 1=edge */
    114 #define CPC_UIC_MSR		0x00000018 /* UIC masked status */
    115 #define CPC_UIC_VR		0x0000001c /* UIC vector */
    116 #define CPC_UIC_VCR		0x00000020 /* UIC vector configuration */
    117 #define   CPC_UIC_CVR_PRI	  0x00000001 /* 0=intr31 high, 1=intr0 high */
    118 /*
    119  * if intr0 high then interrupt vector at (vcr&~3) + N*512
    120  * if intr31 high then interrupt vector at (vcr&~3) + (31-N)*512
    121  */
    122 
    123 /* UIC interrupt bits.  Note, MSB is bit 0 */
    124 /* Internal */
    125 #define CPC_IB_ECC		0
    126 #define CPC_IB_PCI_WR_RANGE	1
    127 #define CPC_IB_PCI_WR_CMD	2
    128 #define CPC_IB_UART_0		3
    129 #define CPC_IB_UART_1		4
    130 #define CPC_IB_IIC_0		5
    131 #define CPC_IB_IIC_1		6
    132 /* 6-16 GPT compare&capture */
    133 /* 20-31 external */
    134 #define CPC_IB_EXT0		20
    135 #define CPC_IB_EXT1		21
    136 #define CPC_IB_EXT2		22
    137 #define CPC_IB_EXT3		23
    138 #define CPC_IB_EXT4		24
    139 #define CPC_IB_EXT5		25
    140 #define CPC_IB_EXT6		26
    141 #define CPC_IB_EXT7		27
    142 #define CPC_IB_EXT8		28
    143 #define CPC_IB_EXT9		29
    144 #define CPC_IB_EXT10		30
    145 #define CPC_IB_EXT11		31
    146 
    147 #define CPC_INTR_MASK(irq) (0x80000000 >> (irq))
    148 
    149 
    150 /* IIC */
    151 #define CPC_IIC0		0xff620000
    152 #define CPC_IIC1		0xff630000
    153 #define CPC_IIC_SIZE		0x00000014
    154 /* offsets from base */
    155 #define CPC_IIC_MDBUF		0x00000000
    156 #define CPC_IIC_SDBUF		0x00000002
    157 #define CPC_IIC_LMADR		0x00000004
    158 #define CPC_IIC_HNADR		0x00000005
    159 #define CPC_IIC_CNTL		0x00000006
    160 #define CPC_IIC_MDCNTL		0x00000007
    161 #define CPC_IIC_STS		0x00000008
    162 #define CPC_IIC_EXTSTS		0x00000009
    163 #define CPC_IIC_LSADR		0x0000000a
    164 #define CPC_IIC_HSADR		0x0000000b
    165 #define CPC_IIC_CLKDIV		0x0000000c
    166 #define CPC_IIC_INTRMSK		0x0000000d
    167 #define CPC_IIC_FRCNT		0x0000000e
    168 #define CPC_IIC_TCNTLSS		0x0000000f
    169 #define CPC_IIC_DIRECTCNTL	0x00000010
    170 
    171 /* timer */
    172 #define CPC_TIMER		0xff650000
    173 #define CPC_GPTTBC		0x00000000
    174