| 1 | /* dmv170.h |
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| 2 | * |
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| 3 | * This include file contains information pertaining to the DMV170. |
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| 4 | * |
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| 5 | * NOTE: Other than where absolutely required, this version currently |
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| 6 | * supports only the peripherals and bits used by the basic board |
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| 7 | * support package. This includes at least significant pieces of |
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| 8 | * the following items: |
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| 9 | * |
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| 10 | * + UART Channels A and B |
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| 11 | * |
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| 12 | * COPYRIGHT (c) 1989-1997. |
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| 13 | * On-Line Applications Research Corporation (OAR). |
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| 14 | * Copyright assigned to U.S. Government, 1994. |
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| 15 | * |
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| 16 | * The license and distribution terms for this file may in |
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| 17 | * the file LICENSE in this distribution or at |
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| 18 | * http://www.OARcorp.com/rtems/license.html. |
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| 19 | * |
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| 20 | * $Id$ |
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| 21 | */ |
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| 22 | |
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| 23 | #ifndef _INCLUDE_DMV170_h |
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| 24 | #define _INCLUDE_DMV170_h |
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| 25 | |
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| 26 | |
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| 27 | /* |
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| 28 | * DY-4 uses a non-standard clock for the Exar 88681. |
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| 29 | */ |
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| 30 | |
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| 31 | #undef MC68681_BAUD_RATE_MASK_9600 |
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| 32 | #define MC68681_BAUD_RATE_MASK_9600 |
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| 33 | |
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| 34 | #define DMV17x_MC68681_BAUD_RATE_MASK_9600 |
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| 35 | |
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| 36 | #if 0 |
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| 37 | #define MC68681_OFFSET_MULTIPLIER 8 |
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| 38 | #endif |
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| 39 | |
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| 40 | #ifdef __cplusplus |
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| 41 | extern "C" { |
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| 42 | #endif |
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| 43 | |
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| 44 | /* Note: Move address defs to the linker files. XXX */ |
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| 45 | |
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| 46 | /* Real Time Clock Base Address */ |
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| 47 | #define DMV170_RTC_ADDRESS 0xf2c00000 |
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| 48 | |
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| 49 | /* base address of the DUART (68681) */ |
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| 50 | #define MC68681_ADDR 0xf2800000 |
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| 51 | #define MC68681_PORT1_ADDR 0xf2800000 |
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| 52 | #define MC68681_PORT2_ADDR 0xf2800040 |
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| 53 | |
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| 54 | /* |
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| 55 | * SONIC Information |
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| 56 | */ |
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| 57 | |
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| 58 | #define DMV170_SONIC_ADDR 0xf3000000 |
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| 59 | |
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| 60 | #define SONIC_BASE_ADDRESS DMV170_SONIC_ADDR |
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| 61 | #define SONIC_VECTOR DMV170_ETHERNET_IRQ |
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| 62 | |
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| 63 | /* base address for the SCC (85C30) */ |
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| 64 | #define Z85C30_ADDR 0xfb000010 |
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| 65 | #define Z85C30_CTRL_A 0xfb000010 |
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| 66 | #define Z85C30_DATA_A 0xfb000018 |
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| 67 | #define Z85C30_CTRL_B 0xfb000000 |
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| 68 | #define Z85C30_DATA_B 0xfb000008 |
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| 69 | #define Z85C30_CLOCK_10 (10485760) /* 10 Mhz */ |
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| 70 | #define Z85C30_CLOCK_2 (2581175) /* 2.4616 Mhz */ |
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| 71 | |
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| 72 | /* base address for the SCV64 */ |
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| 73 | #define DMV170_SCV64_BASE_ADDRESS 0xf2000000 |
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| 74 | |
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| 75 | #define DMV170_LOCAL_CONTROL_STATUS_REG 0xf2400000 |
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| 76 | #define DMV170_TIMER0_COUNT_INTERVAL_REG 0xf2400008 |
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| 77 | #define DMV170_TIMER1_COUNT_INTERVAL_REG 0xf2400010 |
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| 78 | #define DMV170_TIMER2_COUNT_INTERVAL_REG 0xf2400018 |
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| 79 | #define DMV170_TIMER_CONTROL_REG 0xf2400020 |
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| 80 | #define DMV170_CARD_RESORCE_REG 0xf2400040 |
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| 81 | |
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| 82 | #define DMV170_WRITE( _reg, _data ) \ |
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| 83 | *((volatile rtems_unsigned16 *)(_reg)) = (_data) |
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| 84 | |
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| 85 | #define DMV170_READ( _reg, _data ) \ |
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| 86 | (_data) = *((volatile rtems_unsigned16 *)(_reg)) |
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| 87 | |
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| 88 | /* |
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| 89 | * The following defines the bits in the DMA Control and Status Register |
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| 90 | */ |
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| 91 | |
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| 92 | /* XXX fill in the other bits */ |
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| 93 | |
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| 94 | #define DMV170_DMA_CONTROL_STATUS_REG 0xfc000090 |
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| 95 | |
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| 96 | #define DMV170_SCC_10MHZ 0x00010000 |
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| 97 | |
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| 98 | /* |
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| 99 | * The following defines the bits in the Local Control and Status Register. |
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| 100 | */ |
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| 101 | #define DMV170_IPLx_MASK 0x0007 |
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| 102 | #define DMV170_MAXPACK_SENSE_MASK 0x0008 |
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| 103 | #define DMV170_MAXPACK_NOT_INSTALLED 0x0008 |
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| 104 | #define DMV170_MAXPACK_INSTALLED 0x0000 |
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| 105 | |
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| 106 | #define DMV170_MAXPACK_RESET_MASK 0x0010 |
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| 107 | #define DMV170_MAXPACK_RESET_NEGATE 0x0010 |
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| 108 | #define DMV170_MAXPACK_RESET_ASSERT 0x0000 |
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| 109 | #define DMV170_EEPROM_READ_WRITE_MASK 0x0020 |
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| 110 | #define DMV170_EEPROM_READ 0x0020 |
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| 111 | #define DMV170_EEPROM_WRITE 0x0000 |
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| 112 | #define DMV170_EEPROM_CLOCK_CTRL_MASK 0x0040 |
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| 113 | #define DMV170_EEPROM_CLOCK_ASSERT 0x0040 |
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| 114 | #define DMV170_EEPROM_CLOCK_NEGATE 0x0000 |
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| 115 | #define DMV170_EEPROM_DATA_MASK 0x0080 |
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| 116 | #define DMV170_EEPROM_DATA_HIGH 0x0080 |
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| 117 | #define DMV170_EEPROM_DATA_LOW 0x0000 |
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| 118 | |
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| 119 | /* Bits 8-10: 68040 Transfer Modifer Codes represent the Transfer |
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| 120 | * Modifier to be used on MAXPack Accesses. |
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| 121 | * |
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| 122 | * Bit 11 : 68040 Transfer Type (TT) 0:TT are both low 1:TT are both high |
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| 123 | */ |
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| 124 | |
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| 125 | #define DMV170_USER_LINK0_STATUS_MASK 0x1000 |
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| 126 | #define DMV170_USER_LINK0_OPEN 0x1000 |
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| 127 | #define DMV170_USER_LINK0_INSTALLED 0x0000 |
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| 128 | #define DMV170_LOWER_STATUS_LED_CONTROL_MASK 0x2000 |
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| 129 | #define DMV170_LOWER_STATUS_LED_IS_OFF 0x2000 |
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| 130 | #define DMV170_LOWER_STATUS_LED_IS_ON 0x0000 |
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| 131 | #ifdef DMV176 |
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| 132 | /* The following are not available for the DMV171 */ |
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| 133 | #define DMV170_RAM_TYPE_MASK 0x4000 |
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| 134 | #define DMV170_RAM_TYPE_IS_DRAM 0x4000 |
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| 135 | #define DMV170_RAM_TYPE_IS_SRAM 0x0000 |
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| 136 | #define DMV170_IACK_VECTOR_AUTOVECTOR_MASK 0x8000 |
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| 137 | #define DMV170_IACK_VECTOR_AUTOVECTOR_IS_VECTOR 0x8000 |
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| 138 | #define DMV170_IACK_VECTOR_AUTOVECTOR_IS_NOT_VECTOR 0x0000 |
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| 139 | #endif |
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| 140 | |
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| 141 | /* |
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| 142 | * The following defines the bits in the Timer Control Register. |
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| 143 | */ |
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| 144 | |
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| 145 | #define DMV170_TIMER0_ENABLE_MASK 0x0001 |
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| 146 | #define DMV170_TIMER0_IS_ENABLED 0x0001 |
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| 147 | #define DMV170_TIMER0_IS_DISABLED 0x0000 |
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| 148 | #define DMV170_TIMER1_ENABLE_MASK 0x0002 |
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| 149 | #define DMV170_TIMER1_IS_ENABLED 0x0002 |
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| 150 | #define DMV170_TIMER1_IS_DISABLED 0x0000 |
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| 151 | #define DMV170_TIMER2_ENABLE_MASK 0x0004 |
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| 152 | #define DMV170_TIMER2_IS_ENABLED 0x0004 |
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| 153 | #define DMV170_TIMER2_IS_DISABLED 0x0000 |
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| 154 | #define DMV170_TIMER1_CLOCK_MASK 0x0008 |
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| 155 | #define DMV170_TIMER1_CLOCK_AT_TIMER0 0x0008 |
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| 156 | #define DMV170_TIMER1_CLOCK_AT_1MHZ 0x0000 |
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| 157 | |
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| 158 | #define DMV170_TIMER2_CLOCK_MASK 0x0010 |
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| 159 | #define DMV170_TIMER2_CLOCK_AT_TIMER0 0x0010 |
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| 160 | #define DMV170_TIMER2_CLOCK_AT_1MHZ 0x0000 |
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| 161 | #define DMV170_TIMER0_INTERRUPT_MASK 0x0020 |
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| 162 | #define DMV170_TIMER0_INTERRUPT_ENABLE 0x0020 |
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| 163 | #define DMV170_TIMER0_INTERRUPT_CLEAR 0x0000 |
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| 164 | #define DMV170_TIMER1_INTERRUPT_MASK 0x0040 |
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| 165 | #define DMV170_TIMER1_INTERRUPT_ENABLE 0x0040 |
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| 166 | #define DMV170_TIMER1_INTERRUPT_CLEAR 0x0000 |
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| 167 | #define DMV170_TIMER2_INTERRUPT_MASK 0x0080 |
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| 168 | #define DMV170_TIMER2_INTERRUPT_ENABLE 0x0080 |
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| 169 | #define DMV170_TIMER2_INTERRUPT_CLEAR 0x0000 |
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| 170 | |
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| 171 | /* |
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| 172 | * The Following define the bits for the Card Resource Register. |
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| 173 | */ |
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| 174 | |
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| 175 | #define DMV170_DUART_INTERRUPT_MASK 0x0001 /* DUART Interrupt Sense Bit */ |
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| 176 | #define DMV170_DUART_INTERRUPT_NEGATE 0x0001 |
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| 177 | #define DMV170_DUART_INTERRUPT_ASSERT 0x0000 |
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| 178 | #define DMV170_SONIC_INTERRUPT_MASK 0x0002 /* SONIC Interrupt Sense Bit */ |
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| 179 | #define DMV170_SONIC_INTERRUPT_NEGATE 0x0002 |
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| 180 | #define DMV170_SONIC_INTERRUPT_ASSERT 0x0000 |
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| 181 | #define DMV170_SCSI_INTERRUPT_MASK 0x0004 /* SCSI Interrupt Sense Bit */ |
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| 182 | #define DMV170_SCSI_INTERRUPT_NEGATE 0x0004 |
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| 183 | #define DMV170_SCSI_INTERRUPT_ASSERT 0x0000 |
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| 184 | #define DMV170_SCC_INTERRUPT_MASK 0x0008 /* SCC Interrupt Sense Bit */ |
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| 185 | #define DMV170_SCC_INTERRUPT_NEGATE 0x0008 |
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| 186 | #define DMV170_SCC_INTERRUPT_ASSERT 0x0000 |
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| 187 | #define DMV170_SNOOP_ENABLE_MASK 0x0010 /* CPU Snoop Enable Bit */ |
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| 188 | #define DMV170_SNOOP_DISABLE 0x0010 |
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| 189 | #define DMV170_SNOOP_ENABLE 0x0000 |
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| 190 | #define DMV170_SONIC_RESET_MASK 0x0020 /* SONIC RESET Control */ |
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| 191 | #define DMV170_SONIC_RESET_CLEAR 0x0020 |
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| 192 | #define DMV170_SONIC_RESET_HOLD 0x0000 |
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| 193 | #define DMV170_NV64_WE_MASK 0x0040 /* 64-bit Non-Volital Memory */ |
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| 194 | #define DMV170_NV64_WRITE_ENABLE 0x0040 /* Write Enable */ |
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| 195 | #define DMV170_NV64_WRITE_DISABLE 0x0000 |
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| 196 | #define DMV170_BOOT_NV16_MASK 0x0080 /* BOOT Device Type */ |
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| 197 | #define DMV170_BOOT_64_BIT 0x0080 |
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| 198 | #define DMV170_BOOT_16_BIT 0x0000 |
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| 199 | #define DMV170_DUART_INST_MASK 0x0100 /* DUART Sense Bit */ |
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| 200 | #define DMV170_DUART_INSTALLED 0x0100 |
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| 201 | #define DMV170_DUART_NOT_INSTALLED 0x0000 |
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| 202 | #define DMV170_SONIC_INST_MASK 0x0200 /* SONIC Sense Bit */ |
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| 203 | #define DMV170_SONIC_INSTALLED 0x0200 |
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| 204 | #define DMV170_SONIC_NOT_INSTALLED 0x0000 |
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| 205 | #define DMV170_16M_NV64_MASK 0x0400 /* 16 Mb of 64bit Flash Sense */ |
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| 206 | #define DMV170_16Mb_FLASH_INSTALLED 0x0400 |
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| 207 | #define DMV170_8Mb_FLASH_INSTALLED 0x0000 |
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| 208 | #define DMV170_SCC_INST_MASK 0x0800 /* SCC Sense Bit */ |
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| 209 | #define DMV170_SCC_INSTALLED 0x0800 |
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| 210 | #define DMV170_SCC_NOT_INSTALLED 0x0000 |
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| 211 | #define DMV170_RTC_INST_MASK 0x1000 /* RTC Sense Bit */ |
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| 212 | #define DMV170_RTC_INSTALLED 0x1000 |
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| 213 | #define DMV170_RTC_NOT_INSTALLED 0x0000 |
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| 214 | #define DMV170_NV64_INST_MASK 0x2000 /* 64bit Non-Volital Mem Sense*/ |
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| 215 | |
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| 216 | #define DMV170_64_BIT_NON_VOLITAL_MEM_INSTALLED 0x2000 |
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| 217 | #define DMV170_64_BIT_NON_VOLITAL_MEM_NOT_INSTALLED 0x0000 |
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| 218 | |
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| 219 | |
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| 220 | /* |
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| 221 | * DUART Baud Rate Definitions. |
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| 222 | */ |
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| 223 | |
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| 224 | #define DMV170_DUART_9621 MC68681_BAUD_RATE_MASK_600 /* close to 9600 */ |
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| 225 | |
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| 226 | #define DMV170_RTC_FREQUENCY 0x0000 |
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| 227 | |
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| 228 | |
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| 229 | /* |
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| 230 | * CPU General Purpose Interrupt definations (PPC_IRQ_EXTERNAL). |
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| 231 | * Note: For the interrupt level read the lower 3 bits of the |
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| 232 | * Local Control and Status Register. |
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| 233 | */ |
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| 234 | |
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| 235 | #define DMV170_IRQ_FIRST ( PPC_IRQ_LAST + 1 ) |
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| 236 | |
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| 237 | #define DMV170_LIRQ0 ( DMV170_IRQ_FIRST + 0 ) |
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| 238 | #define DMV170_LIRQ1 ( DMV170_IRQ_FIRST + 1 ) |
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| 239 | #define DMV170_LIRQ2 ( DMV170_IRQ_FIRST + 2 ) |
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| 240 | #define DMV170_LIRQ3 ( DMV170_IRQ_FIRST + 3 ) |
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| 241 | #define DMV170_LIRQ4 ( DMV170_IRQ_FIRST + 4 ) |
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| 242 | #define DMV170_LIRQ5 ( DMV170_IRQ_FIRST + 5 ) |
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| 243 | #define DMV170_L7IACF ( DMV170_IRQ_FIRST + 6 ) |
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| 244 | #define DMV170_L7ISYS ( DMV170_IRQ_FIRST + 7 ) |
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| 245 | #define DMV170_L7IMNI ( DMV170_IRQ_FIRST + 8 ) |
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| 246 | #define DMV170_BIMODE ( DMV170_IRQ_FIRST + 9 ) |
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| 247 | |
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| 248 | #define DMV170_DUART_IRQ DMV170_LIRQ5 |
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| 249 | #define DMV170_ETHERNET_IRQ DMV170_LIRQ5 |
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| 250 | #define DMV170_SCSI_IRQ DMV170_LIRQ5 |
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| 251 | #define DMV170_SCC_IRQ DMV170_LIRQ5 |
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| 252 | #define DMV170_MEZZANINE_IRQ_0 DMV170_LIRQ4 |
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| 253 | #define DMV170_TICK_IRQ DMV170_LIRQ3 |
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| 254 | #define DMV170_LOCATION_MON_IRQ DMV170_LIRQ2 |
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| 255 | #define DMV170_SCV64_IRQ DMV170_LIRQ1 |
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| 256 | #define DMV170_RTC_IRQ DMV170_LIRQ0 |
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| 257 | |
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| 258 | #define DMV170_ACFAIL_IRQ DMV170_L7IACF |
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| 259 | #define DMV170_SYSFAIL_IRQ DMV170_L7ISYS |
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| 260 | #define DMV170_WATCHDOG_IRQ DMV170_L7IMNI |
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| 261 | #define DMV170_BI_IRQ DMV170_BIMODE |
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| 262 | #define DMV170_RAM_PARITY_IRQ ( DMV170_IRQ_FIRST + 10) |
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| 263 | #define DMV170_DARF_BUS_ERROR_IRQ ( DMV170_IRQ_FIRST + 11) |
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| 264 | #define DMV170_PERIPHERAL_IRQ ( DMV170_IRQ_FIRST + 12) |
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| 265 | |
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| 266 | #define MAX_BOARD_IRQS DMV170_PERIPHERAL_IRQ |
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| 267 | |
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| 268 | #define SCV64_Is_IRQ0( _status ) (_status&0x01) |
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| 269 | #define SCV64_Is_IRQ1( _status ) (_status&0x02) |
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| 270 | #define SCV64_Is_IRQ2( _status ) (_status&0x04) |
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| 271 | #define SCV64_Is_IRQ3( _status ) (_status&0x08) |
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| 272 | #define SCV64_Is_IRQ4( _status ) (_status&0x10) |
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| 273 | #define SCV64_Is_IRQ5( _status ) (_status&0x20) |
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| 274 | |
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| 275 | |
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| 276 | /* |
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| 277 | * Card Resource Register Constants |
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| 278 | */ |
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| 279 | |
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| 280 | #define DMV170_DUART_PRESENT_BIT 0x0100 |
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| 281 | #define DMV170_SONIC_PRESENT_BIT 0x0200 |
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| 282 | #define DMV170_16MBYTES_FLASH_BIT 0x0400 |
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| 283 | #define DMV170_SCC_PRESENT_BIT 0x0800 |
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| 284 | #define DMV170_RTC_PRESENT_BIT 0x1000 |
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| 285 | |
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| 286 | /* |
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| 287 | * scv64.c |
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| 288 | */ |
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| 289 | |
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| 290 | void SCV64_Generate_DUART_Interrupts(); |
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| 291 | rtems_unsigned32 SCV64_Get_Interrupt(); |
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| 292 | rtems_unsigned32 SCV64_Get_Interrupt_Enable(); |
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| 293 | |
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| 294 | #ifdef __cplusplus |
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| 295 | } |
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| 296 | #endif |
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| 297 | |
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| 298 | #endif /* !_INCLUDE_DMV170_h */ |
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| 299 | /* end of include file */ |
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| 300 | |
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