1 | /* bsp.h |
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2 | * |
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3 | * This include file contains some definitions specific to the |
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4 | * JMR3904 simulator in gdb. |
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5 | * |
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6 | * COPYRIGHT (c) 1989-2000. |
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7 | * On-Line Applications Research Corporation (OAR). |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.rtems.com/license/LICENSE. |
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12 | * |
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13 | * $Id$ |
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14 | */ |
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15 | |
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16 | #ifndef __JMR3904_h |
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17 | #define __JMR3904_h |
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18 | |
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19 | #ifdef __cplusplus |
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20 | extern "C" { |
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21 | #endif |
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22 | |
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23 | #include <bspopts.h> |
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24 | |
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25 | #include <rtems.h> |
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26 | #include <iosupp.h> |
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27 | #include <console.h> |
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28 | #include <clockdrv.h> |
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29 | #include <libcpu/tx3904.h> |
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30 | |
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31 | /* |
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32 | * Define the time limits for RTEMS Test Suite test durations. |
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33 | * Long test and short test duration limits are provided. These |
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34 | * values are in seconds and need to be converted to ticks for the |
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35 | * application. |
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36 | * |
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37 | */ |
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38 | |
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39 | #define MAX_LONG_TEST_DURATION 300 /* 5 minutes = 300 seconds */ |
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40 | #define MAX_SHORT_TEST_DURATION 3 /* 3 seconds */ |
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41 | |
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42 | /* |
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43 | * Define the interrupt mechanism for Time Test 27 |
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44 | * |
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45 | * NOTE: Following are for XXX and are board independent |
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46 | * |
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47 | */ |
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48 | |
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49 | #define MUST_WAIT_FOR_INTERRUPT 1 |
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50 | |
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51 | #if 0 |
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52 | #define Install_tm27_vector( handler ) \ |
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53 | (void) set_vector( handler, TX3904_IRQ_SOFTWARE_1, 1 ); \ |
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54 | |
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55 | #define Cause_tm27_intr() \ |
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56 | asm volatile ( "syscall 0x01" : : ); |
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57 | |
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58 | #define CLOCK_VECTOR TX3904_IRQ_TMR0 |
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59 | |
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60 | #define Clear_tm27_intr() |
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61 | |
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62 | #define Lower_tm27_intr() |
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63 | #else |
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64 | #define Install_tm27_vector( handler ) \ |
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65 | (void) set_vector( handler, TX3904_IRQ_TMR0, 1 ); \ |
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66 | |
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67 | #define Cause_tm27_intr() \ |
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68 | do { \ |
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69 | uint32_t _clicks = 20; \ |
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70 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_CCDR, 0x3 ); \ |
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71 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_CPRA, _clicks ); \ |
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72 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_TISR, 0x00 ); \ |
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73 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_ITMR, 0x8001 ); \ |
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74 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_TCR, 0xC0 ); \ |
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75 | *((volatile uint32_t*) 0xFFFFC01C) = 0x00000700; \ |
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76 | } while(0) |
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77 | |
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78 | #define Clear_tm27_intr() \ |
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79 | do { \ |
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80 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_ITMR, 0x0001 ); \ |
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81 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_CCDR, 0x3 ); \ |
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82 | TX3904_TIMER_WRITE( TX3904_TIMER0_BASE, TX3904_TIMER_TISR, 0x00 ); \ |
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83 | } while(0) |
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84 | |
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85 | #define Lower_tm27_intr() \ |
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86 | mips_enable_in_interrupt_mask( 0xff01 ); |
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87 | |
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88 | #endif |
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89 | |
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90 | /* Constants */ |
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91 | |
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92 | /* miscellaneous stuff assumed to exist */ |
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93 | |
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94 | extern rtems_configuration_table BSP_Configuration; |
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95 | |
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96 | /* |
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97 | * Device Driver Table Entries |
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98 | */ |
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99 | |
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100 | /* |
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101 | * NOTE: Use the standard Console driver entry |
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102 | */ |
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103 | |
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104 | /* |
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105 | * NOTE: Use the standard Clock driver entry |
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106 | */ |
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107 | |
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108 | /* functions */ |
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109 | |
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110 | void bsp_cleanup( void ); |
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111 | |
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112 | rtems_isr_entry set_vector( |
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113 | rtems_isr_entry, rtems_vector_number, int ); |
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114 | |
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115 | #ifdef __cplusplus |
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116 | } |
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117 | #endif |
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118 | |
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119 | #endif |
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120 | /* end of include file */ |
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