annotate packages/hal/common/current/include/hal_if.h @ 115:6ed91473a1cd ecos-sw-2000-08-21

Merge from eCos master repository on 2000-08-21-22:40:54-BST
author jlarmour
date Fri, 25 Aug 2000 17:32:38 +0000
parents 02ea4320376c
children 77cec8369160
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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
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57
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58 //--------------------------------------------------------------------------
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59 #ifndef _BSP_HANDLER_T_DEFINED
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60 #define _BSP_HANDLER_T_DEFINED
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61 typedef int (*bsp_handler_t)(int __irq_nr, void *__regs);
112
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62 #endif // _BSP_HANDLER_T_DEFINED
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63
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64 //--------------------------------------------------------------------------
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65 // Communication interface table. CYGNUM_CALL_IF_CONSOLE_PROCS and
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66 // CYGNUM_CALL_IF_DEBUG_PROCS point to instances (possibly the same)
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67 // of this table.
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68
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69 typedef enum {
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70 /*
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71 * For serial ports, the control function may be used to set and get the
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72 * current baud rate. Usage:
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73 *
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74 * err = (*__control)(COMMCTL_SETBAUD, int bits_per_second);
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75 * err => Zero if successful, -1 if error.
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76 *
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77 * baud = (*__control)(COMMCTL_GETBAUD);
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78 * baud => -1 if error, current baud otherwise.
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79 */
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80 __COMMCTL_SETBAUD=0,
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81 __COMMCTL_GETBAUD,
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82
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83 /*
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84 * Install and remove debugger interrupt handlers. These are the receiver
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85 * interrupt routines which are used to change control from a running
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86 * program to the debugger stub.
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87 */
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88 __COMMCTL_INSTALL_DBG_ISR,
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89 __COMMCTL_REMOVE_DBG_ISR,
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90
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91 /*
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92 * Disable comm port interrupt. Returns TRUE if interrupt was enabled,
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93 * FALSE otherwise.
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94 */
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95 __COMMCTL_IRQ_DISABLE,
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96
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97 /*
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98 * Enable comm port interrupt.
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99 */
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100 __COMMCTL_IRQ_ENABLE,
105
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101
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102 /*
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103 * Returns the number of the interrupt vector used by the debug
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104 * interrupt handler.
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105 */
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106 __COMMCTL_DBG_ISR_VECTOR,
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107
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108 /*
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109 * Returns the current timeout value and sets a new timeout.
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110 * Timeout resolution is in milliseconds.
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111 * old_timeout = (*__control)(__COMMCTL_SET_TIMEOUT,
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112 * cyg_int32 new_timeout);
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113 */
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114 __COMMCTL_SET_TIMEOUT,
101
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115 } __comm_control_cmd_t;
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116
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117
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118 #define CYGNUM_COMM_IF_CH_DATA 0
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119 #define CYGNUM_COMM_IF_WRITE 1
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120 #define CYGNUM_COMM_IF_READ 2
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121 #define CYGNUM_COMM_IF_PUTC 3
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122 #define CYGNUM_COMM_IF_GETC 4
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123 #define CYGNUM_COMM_IF_CONTROL 5
105
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124 #define CYGNUM_COMM_IF_DBG_ISR 6
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125 #define CYGNUM_COMM_IF_GETC_TIMEOUT 7
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126
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127 #define CYGNUM_COMM_IF_TABLE_SIZE 8
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128
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129 typedef volatile CYG_ADDRWORD hal_virtual_comm_table_t[CYGNUM_COMM_IF_TABLE_SIZE];
101
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130
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131 // The below is a (messy) attempt at adding some type safety to the
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132 // above array. At the same time, the accessors allow the
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133 // implementation to be easily changed in the future (both tag->data
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134 // table and structure implementations have been suggested).
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135
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136 typedef void* __comm_if_ch_data_t;
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137 #define CYGACC_COMM_IF_CH_DATA(_t_) \
107
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138 ((__comm_if_ch_data_t)((_t_)[CYGNUM_COMM_IF_CH_DATA]))
101
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139 #define CYGACC_COMM_IF_CH_DATA_SET(_t_, _x_) \
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140 (_t_)[CYGNUM_COMM_IF_CH_DATA]=(CYG_ADDRWORD)(_x_)
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141
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142 typedef void (*__comm_if_write_t)(void* __ch_data, const cyg_uint8* __buf,
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143 cyg_uint32 __len);
107
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144 #define CYGACC_COMM_IF_WRITE(_t_, _b_, _l_) \
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145 ((__comm_if_write_t)(((_t_))[CYGNUM_COMM_IF_WRITE]))(CYGACC_COMM_IF_CH_DATA(_t_), (_b_), (_l_))
101
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146 #define CYGACC_COMM_IF_WRITE_SET(_t_, _x_) \
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147 (_t_)[CYGNUM_COMM_IF_WRITE]=(CYG_ADDRWORD)(_x_)
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148
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149 typedef int (*__comm_if_read_t)(void* __ch_data, cyg_uint8* __buf,
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150 cyg_uint32 __len);
107
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151 #define CYGACC_COMM_IF_READ(_t_, _b_, _l_) \
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152 ((__comm_if_read_t)(((_t_))[CYGNUM_COMM_IF_READ]))(CYGACC_COMM_IF_CH_DATA(_t_), (_b_), (_l_))
101
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153 #define CYGACC_COMM_IF_READ_SET(_t_, _x_) \
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154 (_t_)[CYGNUM_COMM_IF_READ]=(CYG_ADDRWORD)(_x_)
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155
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156 typedef void (*__comm_if_putc_t)(void* __ch_data, cyg_uint8 __ch);
107
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157 #define CYGACC_COMM_IF_PUTC(_t_, _c_) \
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158 ((__comm_if_putc_t)(((_t_))[CYGNUM_COMM_IF_PUTC]))(CYGACC_COMM_IF_CH_DATA(_t_), (_c_))
101
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159 #define CYGACC_COMM_IF_PUTC_SET(_t_, _x_) \
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160 (_t_)[CYGNUM_COMM_IF_PUTC]=(CYG_ADDRWORD)(_x_)
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161
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162 typedef cyg_uint8 (*__comm_if_getc_t)(void* __ch_data);
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163 #define CYGACC_COMM_IF_GETC(_t_) \
107
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164 ((__comm_if_getc_t)((_t_)[CYGNUM_COMM_IF_GETC]))(CYGACC_COMM_IF_CH_DATA(_t_))
101
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165 #define CYGACC_COMM_IF_GETC_SET(_t_, _x_) \
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166 (_t_)[CYGNUM_COMM_IF_GETC]=(CYG_ADDRWORD)(_x_)
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167
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168 typedef int (*__comm_if_control_t)(void *__ch_data,
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169 __comm_control_cmd_t __func, ...);
107
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170 #define CYGACC_COMM_IF_CONTROL(_t_, args...) \
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171 ((__comm_if_control_t)(((_t_))[CYGNUM_COMM_IF_CONTROL]))(CYGACC_COMM_IF_CH_DATA(_t_), ## args)
101
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172 #define CYGACC_COMM_IF_CONTROL_SET(_t_, _x_) \
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173 (_t_)[CYGNUM_COMM_IF_CONTROL]=(CYG_ADDRWORD)(_x_)
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174
105
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175 typedef int (*__comm_if_dbg_isr_t)(void *__ch_data,
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176 int* __ctrlc, CYG_ADDRWORD __vector,
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177 CYG_ADDRWORD __data);
107
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178 #define CYGACC_COMM_IF_DBG_ISR(_t_, _c_, _v_, _d_) \
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179 ((__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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180 #define CYGACC_COMM_IF_DBG_ISR_SET(_t_, _x_) \
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181 (_t_)[CYGNUM_COMM_IF_DBG_ISR]=(CYG_ADDRWORD)(_x_)
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182
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183 typedef cyg_bool (*__comm_if_getc_timeout_t)(void* __ch_data, cyg_uint8* __ch);
107
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184 #define CYGACC_COMM_IF_GETC_TIMEOUT(_t_, _c_) \
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185 ((__comm_if_getc_timeout_t)(((_t_))[CYGNUM_COMM_IF_GETC_TIMEOUT]))(CYGACC_COMM_IF_CH_DATA(_t_), (_c_))
105
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186 #define CYGACC_COMM_IF_GETC_TIMEOUT_SET(_t_, _x_) \
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187 (_t_)[CYGNUM_COMM_IF_GETC_TIMEOUT]=(CYG_ADDRWORD)(_x_)
101
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188
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189 //--------------------------------------------------------------------------
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190 // Main calling interface table. Will be assigned a location by the
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191 // linker script. Both ROM and RAM startup applications will know about
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192 // the location.
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193 #define CYGNUM_CALL_IF_VERSION 0
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194 #define CYGNUM_CALL_IF_ICTRL_TABLE 1
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195 #define CYGNUM_CALL_IF_EXC_TABLE 2
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196 #define CYGNUM_CALL_IF_DBG_VECTOR 3
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197 #define CYGNUM_CALL_IF_KILL_VECTOR 4
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198 #define CYGNUM_CALL_IF_CONSOLE_PROCS 5
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199 #define CYGNUM_CALL_IF_DEBUG_PROCS 6
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200 #define CYGNUM_CALL_IF_FLUSH_DCACHE 7
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201 #define CYGNUM_CALL_IF_FLUSH_ICACHE 8
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202 #define CYGNUM_CALL_IF_CPU_DATA 9
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203 #define CYGNUM_CALL_IF_BOARD_DATA 10
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204 #define CYGNUM_CALL_IF_SYSINFO 11
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205 #define CYGNUM_CALL_IF_SET_DEBUG_COMM 12
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206 #define CYGNUM_CALL_IF_SET_CONSOLE_COMM 13
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207 #define CYGNUM_CALL_IF_SET_SERIAL_BAUD 14
115
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208 #define CYGNUM_CALL_IF_DBG_SYSCALL 15
101
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209 #define CYGNUM_CALL_IF_RESET 16
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210 #define CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG 17
105
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211 #define CYGNUM_CALL_IF_DELAY_US 18
115
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212 #define CYGNUM_CALL_IF_DBG_DATA 19
101
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213
115
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214 #define CYGNUM_CALL_IF_LAST_ENTRY CYGNUM_CALL_IF_DBG_DATA
101
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215
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216 #define CYGNUM_CALL_IF_INSTALL_BPT_FN 35
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217
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218 #define CYGNUM_CALL_IF_TABLE_SIZE 64
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219
105
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220 externC volatile CYG_ADDRWORD hal_virtual_vector_table[CYGNUM_CALL_IF_TABLE_SIZE];
101
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221
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222 // Table version is simply the number of the last active entry in the table
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223 // (except INSTALL_BPT_FN since it's so high).
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224 #define CYGNUM_CALL_IF_TABLE_VERSION CYGNUM_CALL_IF_LAST_ENTRY
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225
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226
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227
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228 // These are special debug/console procs IDs
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229 // QUERY_CURRENT will cause the ID of the currently selected proc ID to be
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230 // returned.
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231 // EMPTY this is the ID used for an empty procs table (i.e, NULL
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232 // pointer)
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233 // MANGLER selects the procs space reserved for the console mangler
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234 // allowing the application to temporarily disable mangling
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235 // or temporarily switch in different console procs.
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236 #define CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT -1
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237 #define CYGNUM_CALL_IF_SET_COMM_ID_EMPTY -2
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238 #define CYGNUM_CALL_IF_SET_COMM_ID_MANGLER -3
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239
101
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240 // The below is a (messy) attempt at adding some type safety to the
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241 // above array. At the same time, the accessors allow the
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242 // implementation to be easily changed in the future (both tag->data
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243 // table and structure implementations have been suggested).
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244
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245 typedef int __call_if_version_t;
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246 #define CYGACC_CALL_IF_VERSION() \
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247 ((__call_if_version_t)hal_virtual_vector_table[CYGNUM_CALL_IF_VERSION])
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248 #define CYGACC_CALL_IF_VERSION_SET(_x_) \
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249 hal_virtual_vector_table[CYGNUM_CALL_IF_VERSION]=(CYG_ADDRWORD)(_x_)
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250
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251 typedef void* __call_if_ictrl_table_t;
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252 #define CYGACC_CALL_IF_ICTRL_TABLE() \
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253 ((__call_if_ictrl_table_t)hal_virtual_vector_table[CYGNUM_CALL_IF_ICTRL_TABLE])
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254 #define CYGACC_CALL_IF_ICTRL_TABLE_SET(_x_) \
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255 hal_virtual_vector_table[CYGNUM_CALL_IF_ICTRL_TABLE]=(CYG_ADDRWORD)(_x_)
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256
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257 typedef void* __call_if_exc_table_t;
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258 #define CYGACC_CALL_IF_EXC_TABLE() \
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259 ((__call_if_exc_table_t)hal_virtual_vector_table[CYGNUM_CALL_IF_EXC_TABLE])
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260 #define CYGACC_CALL_IF_EXC_TABLE_SET(_x_) \
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261 hal_virtual_vector_table[CYGNUM_CALL_IF_EXC_TABLE]=(CYG_ADDRWORD)(_x_)
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262
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263 typedef bsp_handler_t *__call_if_dbg_vector_t;
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264 #define CYGACC_CALL_IF_DBG_VECTOR() \
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265 ((__call_if_dbg_vector_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_VECTOR])
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266 #define CYGACC_CALL_IF_DBG_VECTOR_SET(_x_) \
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267 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_VECTOR]=(CYG_ADDRWORD)(_x_)
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268
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269 typedef bsp_handler_t __call_if_kill_vector_t;
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270 #define CYGACC_CALL_IF_KILL_VECTOR() \
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271 ((__call_if_kill_vector_t)hal_virtual_vector_table[CYGNUM_CALL_IF_KILL_VECTOR])
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272 #define CYGACC_CALL_IF_KILL_VECTOR_SET(_x_) \
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273 hal_virtual_vector_table[CYGNUM_CALL_IF_KILL_VECTOR]=(CYG_ADDRWORD)(_x_)
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274
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275 typedef hal_virtual_comm_table_t *__call_if_console_procs_t;
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276 #define CYGACC_CALL_IF_CONSOLE_PROCS() \
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277 ((__call_if_console_procs_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_PROCS])
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278 #define CYGACC_CALL_IF_CONSOLE_PROCS_SET(_x_) \
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279 hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_PROCS]=(CYG_ADDRWORD)(_x_)
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280
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281 typedef hal_virtual_comm_table_t *__call_if_debug_procs_t;
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282 #define CYGACC_CALL_IF_DEBUG_PROCS() \
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283 ((__call_if_debug_procs_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DEBUG_PROCS])
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284 #define CYGACC_CALL_IF_DEBUG_PROCS_SET(_x_) \
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285 hal_virtual_vector_table[CYGNUM_CALL_IF_DEBUG_PROCS]=(CYG_ADDRWORD)(_x_)
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286
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287 typedef void (*__call_if_flush_dcache_t)(void *__p, int __nbytes);
107
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288 #define CYGACC_CALL_IF_FLUSH_DCACHE(_p_, _n_) \
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289 ((__call_if_flush_dcache_t)hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_DCACHE])((_p_), (_n_))
101
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290 #define CYGACC_CALL_IF_FLUSH_DCACHE_SET(_x_) \
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291 hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_DCACHE]=(CYG_ADDRWORD)(_x_)
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292
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293 typedef void (*__call_if_flush_icache_t)(void *__p, int __nbytes);
107
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294 #define CYGACC_CALL_IF_FLUSH_ICACHE(_p_, _n_) \
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295 ((__call_if_flush_icache_t)hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_ICACHE])((_p_), (_n_))
101
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296 #define CYGACC_CALL_IF_FLUSH_ICACHE_SET(_x_) \
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297 hal_virtual_vector_table[CYGNUM_CALL_IF_FLUSH_ICACHE]=(CYG_ADDRWORD)(_x_)
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298
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299 typedef void* __call_if_cpu_data_t;
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300 #define CYGACC_CALL_IF_CPU_DATA() \
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301 ((__call_if_cpu_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CPU_DATA])
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302 #define CYGACC_CALL_IF_CPU_DATA_SET(_x_) \
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303 hal_virtual_vector_table[CYGNUM_CALL_IF_CPU_DATA]=(CYG_ADDRWORD)(_x_)
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304
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305 typedef void* __call_if_board_data_t;
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306 #define CYGACC_CALL_IF_BOARD_DATA() \
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307 ((__call_if_board_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_BOARD_DATA])
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308 #define CYGACC_CALL_IF_BOARD_DATA_SET(_x_) \
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309 hal_virtual_vector_table[CYGNUM_CALL_IF_BOARD_DATA]=(CYG_ADDRWORD)(_x_)
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310
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311 typedef int (*__call_if_sysinfo_t)(int __id, void* __ap);
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312 //typedef int (*__call_if_sysinfo_t)(enum bsp_info_id __id, va_list __ap);
107
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313 #define CYGACC_CALL_IF_SYSINFO(_i_, _a_) \
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314 ((__call_if_sysinfo_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SYSINFO])((_i_), (_a_))
101
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315 #define CYGACC_CALL_IF_SYSINFO_SET(_x_) \
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316 hal_virtual_vector_table[CYGNUM_CALL_IF_SYSINFO]=(CYG_ADDRWORD)(_x_)
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317
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318 typedef int (*__call_if_set_debug_comm_t)(int __comm_id);
107
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319 #define CYGACC_CALL_IF_SET_DEBUG_COMM(_i_) \
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320 ((__call_if_set_debug_comm_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_DEBUG_COMM])((_i_))
101
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321 #define CYGACC_CALL_IF_SET_DEBUG_COMM_SET(_x_) \
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322 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_DEBUG_COMM]=(CYG_ADDRWORD)(_x_)
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323
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324 typedef int (*__call_if_set_console_comm_t)(int __comm_id);
107
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325 #define CYGACC_CALL_IF_SET_CONSOLE_COMM(_i_) \
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326 ((__call_if_set_console_comm_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_CONSOLE_COMM])((_i_))
101
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327 #define CYGACC_CALL_IF_SET_CONSOLE_COMM_SET(_x_) \
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328 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_CONSOLE_COMM]=(CYG_ADDRWORD)(_x_)
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329
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330 typedef int (*__call_if_set_serial_baud_t)(int __comm_id, int __baud);
107
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331 #define CYGACC_CALL_IF_SET_SERIAL_BAUD(_i_, _b_) \
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332 ((__call_if_set_serial_baud_t)hal_virtual_vector_table[CYGNUM_CALL_IF_SET_SERIAL_BAUD])((_i_), (_b_))
101
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333 #define CYGACC_CALL_IF_SET_SERIAL_BAUD_SET(_x_) \
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334 hal_virtual_vector_table[CYGNUM_CALL_IF_SET_SERIAL_BAUD]=(CYG_ADDRWORD)(_x_)
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335
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336 typedef void* __call_if_dbg_data_t;
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337 #define CYGACC_CALL_IF_DBG_DATA() \
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338 ((__call_if_dbg_data_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_DATA])
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339 #define CYGACC_CALL_IF_DBG_DATA_SET(_x_) \
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340 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_DATA]=(CYG_ADDRWORD)(_x_)
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341
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342 typedef int (*__call_if_dbg_syscall_t) (enum dbg_syscall_ids id,
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343 union dbg_thread_syscall_parms *p );
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344 #define CYGACC_CALL_IF_DBG_SYSCALL() \
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345 ((__call_if_dbg_syscall_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL])
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346 #define CYGACC_CALL_IF_DBG_SYSCALL_SET(_x_) \
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347 hal_virtual_vector_table[CYGNUM_CALL_IF_DBG_SYSCALL]=(CYG_ADDRWORD)(_x_)
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348
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349 typedef void (*__call_if_reset_t)(void);
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350 #define CYGACC_CALL_IF_RESET() \
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351 ((__call_if_reset_t)hal_virtual_vector_table[CYGNUM_CALL_IF_RESET])()
101
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352 #define CYGACC_CALL_IF_RESET_SET(_x_) \
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353 hal_virtual_vector_table[CYGNUM_CALL_IF_RESET]=(CYG_ADDRWORD)(_x_)
107
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354 #define CYGACC_CALL_IF_RESET_GET() \
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355 ((__call_if_reset_t)hal_virtual_vector_table[CYGNUM_CALL_IF_RESET])
101
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356
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357 typedef int __call_if_console_interrupt_flag_t;
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358 #define CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG() \
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359 ((__call_if_console_interrupt_flag_t)hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG])
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360 #define CYGACC_CALL_IF_CONSOLE_INTERRUPT_FLAG_SET(_x_) \
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361 hal_virtual_vector_table[CYGNUM_CALL_IF_CONSOLE_INTERRUPT_FLAG]=(CYG_ADDRWORD)(_x_)
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362
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363 typedef void (*__call_if_delay_us_t)(cyg_int32 usecs);
107
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364 #define CYGACC_CALL_IF_DELAY_US(_u_) \
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365 ((__call_if_delay_us_t)hal_virtual_vector_table[CYGNUM_CALL_IF_DELAY_US])((_u_))
105
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366 #define CYGACC_CALL_IF_DELAY_US_SET(_x_) \
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367 hal_virtual_vector_table[CYGNUM_CALL_IF_DELAY_US]=(CYG_ADDRWORD)(_x_)
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368
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369 typedef void (*__call_if_install_bpt_fn_t)(void *__epc);
107
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370 #define CYGACC_CALL_IF_INSTALL_BPT_FN(_e_) \
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371 ((__call_if_install_bpt_fn_t)hal_virtual_vector_table[CYGNUM_CALL_IF_INSTALL_BPT_FN])((_e_))
101
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372 #define CYGACC_CALL_IF_INSTALL_BPT_FN_SET(_x_) \
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373 hal_virtual_vector_table[CYGNUM_CALL_IF_INSTALL_BPT_FN]=(CYG_ADDRWORD)(_x_)
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374
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375 //--------------------------------------------------------------------------
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376 // Diag wrappers.
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377 externC void hal_if_diag_init(void);
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378 externC void hal_if_diag_write_char(char c);
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379 externC void hal_if_diag_read_char(char *c);
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380
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381 //--------------------------------------------------------------------------
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382 // Ctrl-c support.
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383 externC cyg_uint32 hal_ctrlc_isr(CYG_ADDRWORD vector, CYG_ADDRWORD data);
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384
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385 #define HAL_CTRLC_ISR hal_ctrlc_isr
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386
103
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387 #endif // CYGSEM_HAL_VIRTUAL_VECTOR_SUPPORT
101
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388
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389 //--------------------------------------------------------------------------
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390 // Functions provided by the HAL interface.
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391 externC void hal_if_init(void);
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392
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393 //--------------------------------------------------------------------------
103
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394 // Configuration control for the interface services.
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395 // When this is set, code should initialize the vector table wherever
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396 // appropriate.
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397 #if defined(CYG_HAL_STARTUP_ROM) || \
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398 ( defined(CYG_HAL_STARTUP_RAM) && \
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399 !defined(CYGSEM_HAL_USE_ROM_MONITOR))
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400 # define CYGPRI_HAL_IMPLEMENTS_IF_SERVICES
101
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401 #endif
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402
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403 //-----------------------------------------------------------------------------
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404 #endif // CYGONCE_HAL_HAL_IF_H
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405 // End of hal_if.h