1 | /* |
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2 | * Interrupt handler Header file |
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3 | * |
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4 | * Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com> |
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5 | * |
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6 | * The license and distribution terms for this file may be |
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7 | * found in the file LICENSE in this distribution or at |
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8 | * |
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9 | * http://www.OARcorp.com/rtems/license.html. |
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10 | * |
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11 | * |
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12 | * $Id$ |
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13 | */ |
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14 | |
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15 | #ifndef __IRQ_H__ |
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16 | #define __IRQ_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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22 | /* define that can be useful (the values are just examples) */ |
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23 | #ifndef __asm__ |
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24 | |
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25 | /* |
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26 | * Include some preprocessor value also used by assember code |
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27 | */ |
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28 | |
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29 | #include <rtems.h> |
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30 | #include <mc9328mxl.h> |
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31 | |
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32 | extern void default_int_handler(); |
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33 | /*********************************************************************** |
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34 | * Constants |
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35 | **********************************************************************/ |
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36 | |
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37 | /* enum of the possible interrupt sources on the AT91RM9200 */ |
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38 | typedef enum { |
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39 | BSP_INT_UART3_PFERR = 0, |
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40 | BSP_INT_UART3_RTS, |
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41 | BSP_INT_UART3_DTR, |
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42 | BSP_INT_UART3_UARTC, |
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43 | BSP_INT_UART3_TX, |
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44 | BSP_INT_PEN_UP, |
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45 | BSP_INT_CSI, |
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46 | BSP_INT_MMA_MAC, |
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47 | BSP_INT_MMA, |
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48 | BSP_INT_COMP, |
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49 | BSP_INT_MSIRQ, |
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50 | BSP_INT_GPIO_PORTA, |
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51 | BSP_INT_GPIO_PORTB, |
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52 | BSP_INT_GPIO_PORTC, |
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53 | BSP_INT_LCDC, |
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54 | BSP_INT_SIM_IRQ, |
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55 | BSP_INT_SIM_DATA, |
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56 | BSP_INT_RTC, |
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57 | BSP_INT_RTC_SAM, |
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58 | BSP_INT_UART2_PFERR, |
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59 | BSP_INT_UART2_RTS, |
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60 | BSP_INT_UART2_DTR, |
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61 | BSP_INT_UART2_UARTC, |
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62 | BSP_INT_UART2_TX, |
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63 | BSP_INT_UART2_RX, |
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64 | BSP_INT_UART1_PFERR, |
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65 | BSP_INT_UART1_RTS, |
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66 | BSP_INT_UART1_DTR, |
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67 | BSP_INT_UART1_UARTC, |
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68 | BSP_INT_UART1_TX, |
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69 | BSP_INT_UART1_RX, |
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70 | BSP_INT_RES31, |
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71 | BSP_INT_RES32, |
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72 | BSP_INT_PEN_DATA, |
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73 | BSP_INT_PWM, |
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74 | BSP_INT_MMC_IRQ, |
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75 | BSP_INT_SSI2_TX, |
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76 | BSP_INT_SSI2_RX, |
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77 | BSP_INT_SSI2_ERR, |
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78 | BSP_INT_I2C, |
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79 | BSP_INT_SPI2, |
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80 | BSP_INT_SPI1, |
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81 | BSP_INT_SSI_TX, |
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82 | BSP_INT_SSI_TX_ERR, |
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83 | BSP_INT_SSI_RX, |
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84 | BSP_INT_SSI_RX_ERR, |
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85 | BSP_INT_TOUCH, |
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86 | BSP_INT_USBD0, |
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87 | BSP_INT_USBD1, |
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88 | BSP_INT_USBD2, |
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89 | BSP_INT_USBD3, |
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90 | BSP_INT_USBD4, |
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91 | BSP_INT_USBD5, |
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92 | BSP_INT_USBD6, |
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93 | BSP_INT_UART3_RX, |
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94 | BSP_INT_BTSYS, |
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95 | BSP_INT_BTTIM, |
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96 | BSP_INT_BTWUI, |
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97 | BSP_INT_TIMER2, |
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98 | BSP_INT_TIMER1, |
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99 | BSP_INT_DMA_ERR, |
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100 | BSP_INT_DMA, |
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101 | BSP_INT_GPIO_PORTD, |
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102 | BSP_INT_WDT, |
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103 | |
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104 | BSP_MAX_INT |
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105 | } rtems_irq_symbolic_name; |
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106 | |
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107 | typedef unsigned char rtems_irq_level; |
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108 | typedef unsigned char rtems_irq_trigger; |
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109 | |
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110 | struct __rtems_irq_connect_data__; /* forward declaratiuon */ |
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111 | |
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112 | typedef void (*rtems_irq_hdl) (void); |
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113 | typedef void (*rtems_irq_enable) (const struct __rtems_irq_connect_data__*); |
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114 | typedef void (*rtems_irq_disable) (const struct __rtems_irq_connect_data__*); |
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115 | typedef int (*rtems_irq_is_enabled)(const struct __rtems_irq_connect_data__*); |
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116 | |
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117 | extern rtems_irq_hdl bsp_vector_table; |
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118 | #define VECTOR_TABLE bsp_vector_table |
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119 | |
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120 | typedef struct __rtems_irq_connect_data__ { |
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121 | /* IRQ line */ |
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122 | rtems_irq_symbolic_name name; |
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123 | |
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124 | /* Handler */ |
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125 | rtems_irq_hdl hdl; |
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126 | |
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127 | /* function for enabling interrupts at device level. */ |
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128 | rtems_irq_enable on; |
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129 | |
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130 | /* function for disabling interrupts at device level. */ |
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131 | rtems_irq_disable off; |
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132 | |
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133 | /* Function to test if interrupt is enabled */ |
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134 | rtems_irq_is_enabled isOn; |
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135 | |
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136 | /* priority level of interrupt */ |
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137 | rtems_irq_level irqLevel; |
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138 | |
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139 | /* Trigger method (rising/falling edge or high/low level) */ |
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140 | rtems_irq_trigger irqTrigger; |
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141 | } rtems_irq_connect_data; |
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142 | |
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143 | /* |
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144 | * function to initialize the interrupt for a specific BSP |
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145 | */ |
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146 | void BSP_rtems_irq_mngt_init(); |
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147 | |
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148 | |
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149 | /* |
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150 | * function to connect a particular irq handler. |
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151 | */ |
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152 | int BSP_install_rtems_irq_handler (const rtems_irq_connect_data*); |
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153 | |
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154 | /* |
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155 | * function to get the current RTEMS irq handler for ptr->name. |
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156 | */ |
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157 | int BSP_get_current_rtems_irq_handler (rtems_irq_connect_data* ptr); |
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158 | |
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159 | /* |
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160 | * function to disconnect the RTEMS irq handler for ptr->name. |
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161 | */ |
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162 | int BSP_remove_rtems_irq_handler (const rtems_irq_connect_data*); |
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163 | |
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164 | #endif /* __asm__ */ |
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165 | |
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166 | #ifdef __cplusplus |
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167 | } |
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168 | #endif |
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169 | |
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170 | #endif /* __IRQ_H__ */ |
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