[ac7d5ef0] | 1 | /* bsp.h |
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| 2 | * |
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| 3 | * This include file contains all DMV152 board IO definitions. |
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| 4 | * |
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[08311cc3] | 5 | * COPYRIGHT (c) 1989-1999. |
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[ac7d5ef0] | 6 | * On-Line Applications Research Corporation (OAR). |
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| 7 | * |
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[98e4ebf5] | 8 | * The license and distribution terms for this file may be |
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| 9 | * found in the file LICENSE in this distribution or at |
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[9980062] | 10 | * http://www.rtems.com/license/LICENSE. |
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[ac7d5ef0] | 11 | * |
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| 12 | * $Id$ |
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| 13 | */ |
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| 14 | |
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| 15 | #ifndef __DMV152_h |
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| 16 | #define __DMV152_h |
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| 17 | |
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| 18 | #ifdef __cplusplus |
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| 19 | extern "C" { |
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| 20 | #endif |
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| 21 | |
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[ebf3adc] | 22 | #include <bspopts.h> |
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| 23 | |
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[ac7d5ef0] | 24 | #include <rtems.h> |
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[3a4ae6c] | 25 | #include <console.h> |
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| 26 | #include <clockdrv.h> |
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[ac7d5ef0] | 27 | #include <iosupp.h> |
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[3a4ae6c] | 28 | #include <vmeintr.h> |
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[b739617] | 29 | #include <zilog/z8530.h> |
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| 30 | #include <zilog/z8536.h> |
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[ac7d5ef0] | 31 | |
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[df49c60] | 32 | /* |
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| 33 | * confdefs.h overrides for this BSP: |
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| 34 | * - number of termios serial ports (defaults to 1) |
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| 35 | * - Interrupt stack space is not minimum if defined. |
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| 36 | */ |
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| 37 | |
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| 38 | /* #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 */ |
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| 39 | #define CONFIGURE_INTERRUPT_STACK_MEMORY (4 * 1024) |
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| 40 | |
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| 41 | /* |
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| 42 | * confdefs.h overrides for this BSP: |
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| 43 | * - termios serial ports (defaults to 1) |
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| 44 | * - Interrupt stack space is not minimum if defined. |
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| 45 | */ |
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| 46 | |
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| 47 | #define CONFIGURE_NUMBER_OF_TERMIOS_PORTS 2 |
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| 48 | /* #define CONFIGURE_INTERRUPT_STACK_MEMORY (TBD * 1024) */ |
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| 49 | |
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[ac7d5ef0] | 50 | /* |
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| 51 | * Define the time limits for RTEMS Test Suite test durations. |
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| 52 | * Long test and short test duration limits are provided. These |
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| 53 | * values are in seconds and need to be converted to ticks for the |
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| 54 | * application. |
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| 55 | * |
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| 56 | */ |
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| 57 | |
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| 58 | #define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */ |
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| 59 | #define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */ |
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| 60 | |
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| 61 | /* |
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| 62 | * Define the interrupt mechanism for Time Test 27 |
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| 63 | */ |
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| 64 | |
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| 65 | /* use a VMEbus interrupt */ |
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| 66 | |
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| 67 | #define MUST_WAIT_FOR_INTERRUPT 1 |
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| 68 | |
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| 69 | #define Install_tm27_vector( handler ) \ |
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| 70 | { \ |
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| 71 | set_vector( (handler), 0x50, 1 ); \ |
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| 72 | (*(volatile rtems_unsigned32 *)0x0d800024) = 0x50; /* set IVECT reg */ \ |
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| 73 | (*(volatile rtems_unsigned8 *)0x0d00000c) = 0x40; /* set VIE reg */ \ |
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| 74 | } |
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| 75 | |
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| 76 | #define Cause_tm27_intr() \ |
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| 77 | (*(volatile rtems_unsigned8 *)0x0d000003) = 0x0f /* set VINT */ |
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| 78 | |
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| 79 | #define Clear_tm27_intr() /* no operation necessary */ |
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| 80 | |
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| 81 | #define Lower_tm27_intr() |
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| 82 | |
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| 83 | /* |
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| 84 | * Simple spin delay in microsecond units for device drivers. |
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| 85 | * This is very dependent on the clock speed of the target. |
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| 86 | */ |
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| 87 | |
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[cf282090] | 88 | #define rtems_bsp_delay( microseconds ) \ |
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[ac7d5ef0] | 89 | { register rtems_unsigned32 _delay=(microseconds); \ |
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| 90 | register rtems_unsigned32 _tmp=123; \ |
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| 91 | asm volatile( "0: \ |
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| 92 | nbcd %0 ; \ |
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| 93 | nbcd %0 ; \ |
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| 94 | dbf %1,0b" \ |
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| 95 | : "=d" (_tmp), "=d" (_delay) \ |
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| 96 | : "0" (_tmp), "1" (_delay) ); \ |
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| 97 | } |
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| 98 | |
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| 99 | /* macros */ |
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| 100 | |
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| 101 | #undef Z8x36_STATE0 |
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| 102 | #undef Z8x36_WRITE |
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| 103 | #undef Z8x36_READ |
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| 104 | |
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| 105 | #define Z8x36_STATE0 ( z8536 ) \ |
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| 106 | { char *garbage; \ |
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| 107 | (garbage) = *(VOL8(z8536+0x7)) \ |
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| 108 | } |
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| 109 | |
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| 110 | #define Z8x36_WRITE( z8536, reg, data ) \ |
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| 111 | *(VOL8(z8536+0x7)) = (reg); \ |
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| 112 | *(VOL8(z8536+0x7)) = (data) |
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| 113 | |
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| 114 | #define Z8x36_READ( z8536, reg, data ) \ |
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| 115 | *(VOL8(z8536+0x7)) = (reg); \ |
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| 116 | (data) = *(VOL8(z8536+0x7)) |
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| 117 | |
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| 118 | /* |
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| 119 | * ACC Register Addresses |
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| 120 | */ |
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| 121 | |
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| 122 | #define ACC_BASE 0x0D000000 |
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| 123 | |
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| 124 | #define ACC_STAT0 ((volatile rtems_unsigned8 *) (ACC_BASE + 0x00)) |
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| 125 | #define ACC_STAT1 ((volatile rtems_unsigned8 *) (ACC_BASE + 0x01)) |
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| 126 | #define ACC_GENCTL ((volatile rtems_unsigned8 *) (ACC_BASE + 0x02)) |
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| 127 | #define ACC_VINT ((volatile rtems_unsigned8 *) (ACC_BASE + 0x03)) |
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| 128 | #define ACC_VREQ ((volatile rtems_unsigned8 *) (ACC_BASE + 0x04)) |
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| 129 | #define ACC_VARB ((volatile rtems_unsigned8 *) (ACC_BASE + 0x05)) |
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| 130 | #define ACC_ID ((volatile rtems_unsigned8 *) (ACC_BASE + 0x06)) |
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| 131 | #define ACC_CTL2 ((volatile rtems_unsigned8 *) (ACC_BASE + 0x07)) |
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| 132 | #define ACC_7IS ((volatile rtems_unsigned8 *) (ACC_BASE + 0x08)) |
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| 133 | #define ACC_LIS ((volatile rtems_unsigned8 *) (ACC_BASE + 0x09)) |
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| 134 | #define ACC_7IE ((volatile rtems_unsigned8 *) (ACC_BASE + 0x0A)) |
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| 135 | #define ACC_LIE ((volatile rtems_unsigned8 *) (ACC_BASE + 0x0B)) |
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| 136 | #define ACC_VIE ((volatile rtems_unsigned8 *) (ACC_BASE + 0x0C)) |
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| 137 | #define ACC_IC10 ((volatile rtems_unsigned8 *) (ACC_BASE + 0x0D)) |
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| 138 | #define ACC_IC32 ((volatile rtems_unsigned8 *) (ACC_BASE + 0x0E)) |
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| 139 | #define ACC_IC54 ((volatile rtems_unsigned8 *) (ACC_BASE + 0x0F)) |
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| 140 | |
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| 141 | /* constants */ |
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| 142 | |
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| 143 | #define TIMER 0x0c000000 |
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| 144 | #define TIMER_VECTOR 0x4D |
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| 145 | |
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[edd1329f] | 146 | #define CONSOLE_CONTROL_A 0x0C800005 |
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| 147 | #define CONSOLE_DATA_A 0x0C800007 |
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| 148 | #define CONSOLE_CONTROL_B 0x0C800001 |
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| 149 | #define CONSOLE_DATA_B 0x0C800003 |
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[ac7d5ef0] | 150 | |
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| 151 | /* Structures */ |
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| 152 | |
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[edd1329f] | 153 | /* none */ |
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[ac7d5ef0] | 154 | |
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| 155 | /* miscellaneous stuff assumed to exist */ |
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| 156 | |
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| 157 | extern rtems_configuration_table BSP_Configuration; |
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| 158 | |
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[497428a2] | 159 | extern m68k_isr_entry M68Kvec[]; /* vector table address */ |
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[ac7d5ef0] | 160 | |
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[3a4ae6c] | 161 | /* |
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| 162 | * Device Driver Table Entries |
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| 163 | */ |
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| 164 | |
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| 165 | /* |
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| 166 | * NOTE: Use the standard Console driver entry |
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| 167 | */ |
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| 168 | |
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| 169 | /* |
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| 170 | * NOTE: Use the standard Clock driver entry |
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| 171 | */ |
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| 172 | |
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[ac7d5ef0] | 173 | /* functions */ |
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| 174 | |
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| 175 | void bsp_cleanup( void ); |
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| 176 | |
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[497428a2] | 177 | m68k_isr_entry set_vector( |
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[ac7d5ef0] | 178 | rtems_isr_entry handler, |
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| 179 | rtems_vector_number vector, |
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| 180 | int type |
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| 181 | ); |
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| 182 | |
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| 183 | #ifdef __cplusplus |
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| 184 | } |
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| 185 | #endif |
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| 186 | |
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| 187 | #endif |
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| 188 | /* end of include file */ |
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