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annotate packages/hal/common/current/include/hal_if.h @ 107:7f461c3a372c

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Merge from eCos master repository on 2000-07-04-08:04:30-BST
author jlarmour
date Tue, 04 Jul 2000 07:34:17 +0000
parents 5a0cc6c243a9
children 02ea4320376c
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1 #ifndef CYGONCE_HAL_HAL_IF_H
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2 #define CYGONCE_HAL_HAL_IF_H
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3
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4 //=============================================================================
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5 //
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6 // hal_if.h
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7 //
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8 // HAL header for ROM/RAM calling interface.
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9 //
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10 //=============================================================================
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11 //####COPYRIGHTBEGIN####
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12 //
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13 // -------------------------------------------
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14 // The contents of this file are subject to the Red Hat eCos Public License
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15 // Version 1.1 (the "License"); you may not use this file except in
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16 // compliance with the License. You may obtain a copy of the License at
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17 // http://www.redhat.com/
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18 //
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19 // Software distributed under the License is distributed on an "AS IS"
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20 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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21 // License for the specific language governing rights and limitations under
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22 // the License.
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23 //
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24 // The Original Code is eCos - Embedded Configurable Operating System,
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25 // released September 30, 1998.
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26 //
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27 // The Initial Developer of the Original Code is Red Hat.
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28 // Portions created by Red Hat are
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29 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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30 // All Rights Reserved.
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31 // -------------------------------------------
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32 //
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33 //####COPYRIGHTEND####
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34 //=============================================================================
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35 //#####DESCRIPTIONBEGIN####
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36 //
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37 // Author(s): jskov
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38 // Contributors:jskov
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39 // Date: 2000-06-07
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40 // Purpose: HAL RAM/ROM calling interface
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41 // Description: ROM/RAM calling interface table definitions. The layout is a
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42 // combination of libbsp and vectors already in use by some
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43 // eCos platforms.
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44 // Usage: #include <cyg/hal/hal_if.h>
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45 //
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46 //####DESCRIPTIONEND####
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47 //
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48 //=============================================================================
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49
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50 #include <cyg/infra/cyg_type.h> // types & externC
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51 #include <cyg/hal/dbg-threads-api.h>
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52 #include <cyg/hal/dbg-thread-syscall.h>
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53
105
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54 #include <stdarg.h>
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55
103
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56 #ifdef CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT
101
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57
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58 //--------------------------------------------------------------------------
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59 typedef int (*bsp_handler_t)(int __irq_nr, void *__regs);
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60
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61 //--------------------------------------------------------------------------
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62 // Communication interface table. CYGNUM_CALL_IF_CONSOLE_PROCS and
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63 // CYGNUM_CALL_IF_DEBUG_PROCS point to instances (possibly the same)
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64 // of this table.
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65
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66 typedef enum {
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67 /*
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68 * For serial ports, the control function may be used to set and get the
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69 * current baud rate. Usage:
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70 *
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71 * err = (*__control)(COMMCTL_SETBAUD, int bits_per_second);
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72 * err => Zero if successful, -1 if error.
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73 *
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74 * baud = (*__control)(COMMCTL_GETBAUD);
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75 * baud => -1 if error, current baud otherwise.
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76 */
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77 __COMMCTL_SETBAUD=0,
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78 __COMMCTL_GETBAUD,
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79
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80 /*
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81 * Install and remove debugger interrupt handlers. These are the receiver
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82 * interrupt routines which are used to change control from a running
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83 * program to the debugger stub.
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84 */
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85 __COMMCTL_INSTALL_DBG_ISR,
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86 __COMMCTL_REMOVE_DBG_ISR,
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87
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88 /*
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89 * Disable comm port interrupt. Returns TRUE if interrupt was enabled,
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90 * FALSE otherwise.
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91 */
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92 __COMMCTL_IRQ_DISABLE,
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93
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94 /*
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95 * Enable comm port interrupt.
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96 */
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97 __COMMCTL_IRQ_ENABLE,
105
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98
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99 /*
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100 * Returns the number of the interrupt vector used by the debug
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101 * interrupt handler.
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102 */
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103 __COMMCTL_DBG_ISR_VECTOR,
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104
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105 /*
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106 * Returns the current timeout value and sets a new timeout.
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107 * Timeout resolution is in milliseconds.
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108 * old_timeout = (*__control)(__COMMCTL_SET_TIMEOUT,
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109 * cyg_int32 new_timeout);
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110 */
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111 __COMMCTL_SET_TIMEOUT,
101
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112 } __comm_control_cmd_t;
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113
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114
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115 #define CYGNUM_COMM_IF_CH_DATA 0
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116 #define CYGNUM_COMM_IF_WRITE 1
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117 #define CYGNUM_COMM_IF_READ 2
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118 #define CYGNUM_COMM_IF_PUTC 3
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119 #define CYGNUM_COMM_IF_GETC 4
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120 #define CYGNUM_COMM_IF_CONTROL 5
105
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121 #define CYGNUM_COMM_IF_DBG_ISR 6
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122 #define CYGNUM_COMM_IF_GETC_TIMEOUT 7
101
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123
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124 #define CYGNUM_COMM_IF_TABLE_SIZE 8
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125
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126 typedef volatile CYG_ADDRWORD hal_virtual_comm_table_t[CYGNUM_COMM_IF_TABLE_SIZE];
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127
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128 // The below is a (messy) attempt at adding some type safety to the
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129 // above array. At the same time, the accessors allow the
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130 // implementation to be easily changed in the future (both tag->data
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131 // table and structure implementations have been suggested).
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132
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133 typedef void* __comm_if_ch_data_t;
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134 #define CYGACC_COMM_IF_CH_DATA(_t_) \
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135 ((__comm_if_ch_data_t)((_t_)[CYGNUM_COMM_IF_CH_DATA]))
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136 #define CYGACC_COMM_IF_CH_DATA_SET(_t_, _x_) \
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137 (_t_)[CYGNUM_COMM_IF_CH_DATA]=(CYG_ADDRWORD)(_x_)
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138
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139 typedef void (*__comm_if_write_t)(void* __ch_data, const cyg_uint8* __buf,
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140 cyg_uint32 __len);
107
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141 #define CYGACC_COMM_IF_WRITE(_t_, _b_, _l_) \
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142 ((__comm_if_write_t)(((_t_))[CYGNUM_COMM_IF_WRITE]))(CYGACC_COMM_IF_CH_DATA(_t_), (_b_), (_l_))
101
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143 #define CYGACC_COMM_IF_WRITE_SET(_t_, _x_) \
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144 (_t_)[CYGNUM_COMM_IF_WRITE]=(CYG_ADDRWORD)(_x_)
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145
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146 typedef int (*__comm_if_read_t)(void* __ch_data, cyg_uint8* __buf,
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147 cyg_uint32 __len);
107
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148 #define CYGACC_COMM_IF_READ(_t_, _b_, _l_) \
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149 ((__comm_if_read_t)(((_t_))[CYGNUM_COMM_IF_READ]))(CYGACC_COMM_IF_CH_DATA(_t_), (_b_), (_l_))
101
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150 #define CYGACC_COMM_IF_READ_SET(_t_, _x_) \
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151 (_t_)[CYGNUM_COMM_IF_READ]=(CYG_ADDRWORD)(_x_)
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152
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153 typedef void (*__comm_if_putc_t)(void* __ch_data, cyg_uint8 __ch);
107
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154 #define CYGACC_COMM_IF_PUTC(_t_, _c_) \
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155 ((__comm_if_putc_t)(((_t_))[CYGNUM_COMM_IF_PUTC]))(CYGACC_COMM_IF_CH_DATA(_t_), (_c_))
101
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156 #define CYGACC_COMM_IF_PUTC_SET(_t_, _x_) \
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157 (_t_)[CYGNUM_COMM_IF_PUTC]=(CYG_ADDRWORD)(_x_)
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158
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159 typedef cyg_uint8 (*__comm_if_getc_t)(void* __ch_data);
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160 #define CYGACC_COMM_IF_GETC(_t_) \
107
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161 ((__comm_if_getc_t)((_t_)[CYGNUM_COMM_IF_GETC]))(CYGACC_COMM_IF_CH_DATA(_t_))
101
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162 #define CYGACC_COMM_IF_GETC_SET(_t_, _x_) \
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163 (_t_)[CYGNUM_COMM_IF_GETC]=(CYG_ADDRWORD)(_x_)
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164
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165 typedef int (*__comm_if_control_t)(void *__ch_data,
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166 __comm_control_cmd_t __func, ...);
107
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167 #define CYGACC_COMM_IF_CONTROL(_t_, args...) \
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168 ((__comm_if_control_t)(((_t_))[CYGNUM_COMM_IF_CONTROL]))(CYGACC_COMM_IF_CH_DATA(_t_), ## args)
101
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169 #define CYGACC_COMM_IF_CONTROL_SET(_t_, _x_) \
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170 (_t_)[CYGNUM_COMM_IF_CONTROL]=(CYG_ADDRWORD)(_x_)
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171
105
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172 typedef int (*__comm_if_dbg_isr_t)(void *__ch_data,
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173 int* __ctrlc, CYG_ADDRWORD __vector,
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174 CYG_ADDRWORD __data);
107
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175 #define CYGACC_COMM_IF_DBG_ISR(_t_, _c_, _v_, _d_) \
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176 ((__comm_if_dbg_isr_t)(((_t_))[CYGNUM_COMM_IF_DBG_ISR]))(CYGACC_COMM_IF_CH_DATA(_t_), (_c_), (_v_), (_d_))
105
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177 #define CYGACC_COMM_IF_DBG_ISR_SET(_t_, _x_) \
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178 (_t_)[CYGNUM_COMM_IF_DBG_ISR]=(CYG_ADDRWORD)(_x_)
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179
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180 typedef cyg_bool (*__comm_if_getc_timeout_t)(void* __ch_data, cyg_uint8* __ch);
107
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181 #define CYGACC_COMM_IF_GETC_TIMEOUT(_t_, _c_) \
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182 ((__comm_if_getc_timeout_t)(((_t_))[CYGNUM_COMM_IF_GETC_TIMEOUT]))(CYGACC_COMM_IF_CH_DATA(_t_), (_c_))
105
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183 #define CYGACC_COMM_IF_GETC_TIMEOUT_SET(_t_, _x_) \
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184 (_t_)[CYGNUM_COMM_IF_GETC_TIMEOUT]=(CYG_ADDRWORD)(_x_)
101
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185
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186 //--------------------------------------------------------------------------
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187 // Main calling interface table. Will be assigned a location by the
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188 // linker script. Both ROM and RAM startup applications will know about
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189 // the location.
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190 #define CYGNUM_CALL_IF_VERSION 0
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191 #define CYGNUM_CALL_IF_ICTRL_TABLE 1
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192 #define CYGNUM_CALL_IF_EXC_TABLE 2
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193 #define CYGNUM_CALL_IF_DBG_VECTOR 3
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194 #define CYGNUM_CALL_IF_KILL_VECTOR 4
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195 #define CYGNUM_CALL_IF_CONSOLE_PROCS 5
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196 #define CYGNUM_CALL_IF_DEBUG_PROCS 6
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197 #define CYGNUM_CALL_IF_FLUSH_DCACHE 7
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198 #define CYGNUM_CALL_IF_FLUSH_ICACHE 8
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199 #define CYGNUM_CALL_IF_CPU_DATA 9
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200 #define CYGNUM_CALL_IF_BOARD_DATA 10
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201 #define CYGNUM_CALL_IF_SYSINFO 11
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202 #define CYGNUM_CALL_IF_SET_DEBUG_COMM 12
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203 #define CYGNUM_CALL_IF_SET_CONSOLE_COMM 13
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204 #define CYGNUM_CALL_IF_SET_SERIAL_BAUD 14
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205 #define CYGNUM_CALL_IF_DBG_DATA 15
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206 #define CYGNUM_CALL_IF_DBG_SYSCALL 15 // conflict!
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207 #define CYGNUM_CALL_IF_RESET 16
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208 #define CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG 17
105
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209 #define CYGNUM_CALL_IF_DELAY_US 18
101
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210
105
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211 #define CYGNUM_CALL_IF_LAST_ENTRY CYGNUM_CALL_IF_DELAY_US
101
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212
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213 #define CYGNUM_CALL_IF_INSTALL_BPT_FN 35
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214
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215 #define CYGNUM_CALL_IF_TABLE_SIZE 64
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216
105
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217 externC volatile CYG_ADDRWORD hal_virtual_vector_table[CYGNUM_CALL_IF_TABLE_SIZE];
101
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218
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219 // Table version is simply the number of the last active entry in the table
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220 // (except INSTALL_BPT_FN since it's so high).
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221 #define CYGNUM_CALL_IF_TABLE_VERSION CYGNUM_CALL_IF_LAST_ENTRY
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222
103
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223
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224
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225 // These are special debug/console procs IDs
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226 // QUERY_CURRENT will cause the ID of the currently selected proc ID to be
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227 // returned.
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228 // EMPTY this is the ID used for an empty procs table (i.e, NULL
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229 // pointer)
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230 // MANGLER selects the procs space reserved for the console mangler
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231 // allowing the application to temporarily disable mangling
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232 // or temporarily switch in different console procs.
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233 #define CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT -1
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234 #define CYGNUM_CALL_IF_SET_COMM_ID_EMPTY -2
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235 #define CYGNUM_CALL_IF_SET_COMM_ID_MANGLER -3
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236
101
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237 // The below is a (messy) attempt at adding some type safety to the
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238 // above array. At the same time, the accessors allow the
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239 // implementation to be easily changed in the future (both tag->data
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240 // table and structure implementations have been suggested).
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241
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242 typedef int __call_if_version_t;
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243 #define CYGACC_CALL_IF_VERSION() \
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244 ((__call_if_version_t)hal_virtual_vector_table[CYGNUM_CALL_IF_VERSION])
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245 #define CYGACC_CALL_IF_VERSION_SET(_x_) \
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246 hal_virtual_vector_table[CYGNUM_CALL_IF_VERSION]=(CYG_ADDRWORD)(_x_)
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247
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248 typedef void* __call_if_ictrl_table_t;
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249 #define CYGACC_CALL_IF_ICTRL_TABLE() \
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250 ((__call_if_ictrl_table_t)hal_virtual_vector_table[CYGNUM_CALL_IF_ICTRL_TABLE])
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251 #define CYGACC_CALL_IF_ICTRL_TABLE_SET(_x_) \
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252 hal_virtual_vector_table[CYGNUM_CALL_IF_ICTRL_TABLE]=(CYG_ADDRWORD)(_x_)
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253
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254 typedef void* __call_if_exc_table_t;
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255 #define CYGACC_CALL_IF_EXC_TABLE() \
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256 ((__call_if_exc_table_t)hal_virtual_vector_table[CYGNUM_CALL_IF_EXC_TABLE])
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257 #define CYGACC_CALL_IF_EXC_TABLE_SET(_x_) \
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258 hal_virtual_vector_table[CYGNUM_CALL_IF_EXC_TABLE]=(CYG_ADDRWORD)(_x_)
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259
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260 typedef bsp_handler_t *__call_if_dbg_vector_t;
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261 #define CYGACC_CALL_IF_DBG_VECTOR() \
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262 ((__call_if_dbg_vector_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_VECTOR])
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263 #define CYGACC_CALL_IF_DBG_VECTOR_SET(_x_) \
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264 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_VECTOR]=(CYG_ADDRWORD)(_x_)
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265
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266 typedef bsp_handler_t __call_if_kill_vector_t;
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267 #define CYGACC_CALL_IF_KILL_VECTOR() \
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268 ((__call_if_kill_vector_t)hal_virtual_vector_table[CYGNUM_CALL_IF_KILL_VECTOR])
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269 #define CYGACC_CALL_IF_KILL_VECTOR_SET(_x_) \
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270 hal_virtual_vector_table[CYGNUM_CALL_IF_KILL_VECTOR]=(CYG_ADDRWORD)(_x_)
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271
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272 typedef hal_virtual_comm_table_t *__call_if_console_procs_t;
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273 #define CYGACC_CALL_IF_CONSOLE_PROCS() \
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274 ((__call_if_console_procs_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_PROCS])
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275 #define CYGACC_CALL_IF_CONSOLE_PROCS_SET(_x_) \
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276 hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_PROCS]=(CYG_ADDRWORD)(_x_)
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277
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278 typedef hal_virtual_comm_table_t *__call_if_debug_procs_t;
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279 #define CYGACC_CALL_IF_DEBUG_PROCS() \
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280 ((__call_if_debug_procs_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DEBUG_PROCS])
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281 #define CYGACC_CALL_IF_DEBUG_PROCS_SET(_x_) \
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282 hal_virtual_vector_table[CYGNUM_CALL_IF_DEBUG_PROCS]=(CYG_ADDRWORD)(_x_)
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283
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284 typedef void (*__call_if_flush_dcache_t)(void *__p, int __nbytes);
107
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285 #define CYGACC_CALL_IF_FLUSH_DCACHE(_p_, _n_) \
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286 ((__call_if_flush_dcache_t)hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_DCACHE])((_p_), (_n_))
101
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287 #define CYGACC_CALL_IF_FLUSH_DCACHE_SET(_x_) \
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288 hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_DCACHE]=(CYG_ADDRWORD)(_x_)
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289
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290 typedef void (*__call_if_flush_icache_t)(void *__p, int __nbytes);
107
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291 #define CYGACC_CALL_IF_FLUSH_ICACHE(_p_, _n_) \
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292 ((__call_if_flush_icache_t)hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_ICACHE])((_p_), (_n_))
101
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293 #define CYGACC_CALL_IF_FLUSH_ICACHE_SET(_x_) \
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294 hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_ICACHE]=(CYG_ADDRWORD)(_x_)
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295
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296 typedef void* __call_if_cpu_data_t;
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297 #define CYGACC_CALL_IF_CPU_DATA() \
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298 ((__call_if_cpu_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CPU_DATA])
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299 #define CYGACC_CALL_IF_CPU_DATA_SET(_x_) \
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300 hal_virtual_vector_table[CYGNUM_CALL_IF_CPU_DATA]=(CYG_ADDRWORD)(_x_)
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301
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302 typedef void* __call_if_board_data_t;
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303 #define CYGACC_CALL_IF_BOARD_DATA() \
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304 ((__call_if_board_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_BOARD_DATA])
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305 #define CYGACC_CALL_IF_BOARD_DATA_SET(_x_) \
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306 hal_virtual_vector_table[CYGNUM_CALL_IF_BOARD_DATA]=(CYG_ADDRWORD)(_x_)
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307
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308 typedef int (*__call_if_sysinfo_t)(int __id, void* __ap);
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309 //typedef int (*__call_if_sysinfo_t)(enum bsp_info_id __id, va_list __ap);
107
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310 #define CYGACC_CALL_IF_SYSINFO(_i_, _a_) \
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311 ((__call_if_sysinfo_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SYSINFO])((_i_), (_a_))
101
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312 #define CYGACC_CALL_IF_SYSINFO_SET(_x_) \
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313 hal_virtual_vector_table[CYGNUM_CALL_IF_SYSINFO]=(CYG_ADDRWORD)(_x_)
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314
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315 typedef int (*__call_if_set_debug_comm_t)(int __comm_id);
107
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316 #define CYGACC_CALL_IF_SET_DEBUG_COMM(_i_) \
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317 ((__call_if_set_debug_comm_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_DEBUG_COMM])((_i_))
101
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318 #define CYGACC_CALL_IF_SET_DEBUG_COMM_SET(_x_) \
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319 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_DEBUG_COMM]=(CYG_ADDRWORD)(_x_)
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320
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321 typedef int (*__call_if_set_console_comm_t)(int __comm_id);
107
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322 #define CYGACC_CALL_IF_SET_CONSOLE_COMM(_i_) \
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323 ((__call_if_set_console_comm_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_CONSOLE_COMM])((_i_))
101
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324 #define CYGACC_CALL_IF_SET_CONSOLE_COMM_SET(_x_) \
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325 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_CONSOLE_COMM]=(CYG_ADDRWORD)(_x_)
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326
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327 typedef int (*__call_if_set_serial_baud_t)(int __comm_id, int __baud);
107
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328 #define CYGACC_CALL_IF_SET_SERIAL_BAUD(_i_, _b_) \
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329 ((__call_if_set_serial_baud_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_SERIAL_BAUD])((_i_), (_b_))
101
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330 #define CYGACC_CALL_IF_SET_SERIAL_BAUD_SET(_x_) \
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331 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_SERIAL_BAUD]=(CYG_ADDRWORD)(_x_)
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332
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333 typedef void* __call_if_dbg_data_t;
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334 #define CYGACC_CALL_IF_DBG_DATA() \
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335 ((__call_if_dbg_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_DATA])
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336 #define CYGACC_CALL_IF_DBG_DATA_SET(_x_) \
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337 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_DATA]=(CYG_ADDRWORD)(_x_)
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338
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339 typedef int (*__call_if_dbg_syscall_t) (enum dbg_syscall_ids id,
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340 union dbg_thread_syscall_parms *p );
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341 #define CYGACC_CALL_IF_DBG_SYSCALL() \
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342 ((__call_if_dbg_syscall_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL])
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343 #define CYGACC_CALL_IF_DBG_SYSCALL_SET(_x_) \
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344 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL]=(CYG_ADDRWORD)(_x_)
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345
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346 typedef void (*__call_if_reset_t)(void);
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347 #define CYGACC_CALL_IF_RESET() \
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348 ((__call_if_reset_t)hal_virtual_vector_table[CYGNUM_CALL_IF_RESET])()
101
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349 #define CYGACC_CALL_IF_RESET_SET(_x_) \
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350 hal_virtual_vector_table[CYGNUM_CALL_IF_RESET]=(CYG_ADDRWORD)(_x_)
107
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351 #define CYGACC_CALL_IF_RESET_GET() \
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352 ((__call_if_reset_t)hal_virtual_vector_table[CYGNUM_CALL_IF_RESET])
101
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353
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354 typedef int __call_if_console_interrupt_flag_t;
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355 #define CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG() \
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356 ((__call_if_console_interrupt_flag_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG])
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357 #define CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG_SET(_x_) \
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358 hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG]=(CYG_ADDRWORD)(_x_)
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359
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360 typedef void (*__call_if_delay_us_t)(cyg_int32 usecs);
107
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361 #define CYGACC_CALL_IF_DELAY_US(_u_) \
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362 ((__call_if_delay_us_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DELAY_US])((_u_))
105
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363 #define CYGACC_CALL_IF_DELAY_US_SET(_x_) \
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364 hal_virtual_vector_table[CYGNUM_CALL_IF_DELAY_US]=(CYG_ADDRWORD)(_x_)
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365
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366 typedef void (*__call_if_install_bpt_fn_t)(void *__epc);
107
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367 #define CYGACC_CALL_IF_INSTALL_BPT_FN(_e_) \
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368 ((__call_if_install_bpt_fn_t)hal_virtual_vector_table[CYGNUM_CALL_IF_INSTALL_BPT_FN])((_e_))
101
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369 #define CYGACC_CALL_IF_INSTALL_BPT_FN_SET(_x_) \
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370 hal_virtual_vector_table[CYGNUM_CALL_IF_INSTALL_BPT_FN]=(CYG_ADDRWORD)(_x_)
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371
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372 //--------------------------------------------------------------------------
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373 // Diag wrappers.
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374 externC void hal_if_diag_init(void);
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375 externC void hal_if_diag_write_char(char c);
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376 externC void hal_if_diag_read_char(char *c);
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377
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378 //--------------------------------------------------------------------------
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379 // Ctrl-c support.
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380 externC cyg_uint32 hal_ctrlc_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data);
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381
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382 #define HAL_CTRLC_ISR hal_ctrlc_isr
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383
103
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384 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT
101
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385
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386 //--------------------------------------------------------------------------
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387 // Functions provided by the HAL interface.
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388 externC void hal_if_init(void);
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389
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390 //--------------------------------------------------------------------------
103
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391 // Configuration control for the interface services.
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392 // When this is set, code should initialize the vector table wherever
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393 // appropriate.
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394 #if defined(CYG_HAL_STARTUP_ROM) || \
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395 ( defined(CYG_HAL_STARTUP_RAM) && \
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396 !defined(CYGSEM_HAL_USE_ROM_MONITOR))
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397 # define CYGPRI_HAL_IMPLEMENTS_IF_SERVICES
101
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398 #endif
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399
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400 //-----------------------------------------------------------------------------
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401 #endif // CYGONCE_HAL_HAL_IF_H
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402 // End of hal_if.h