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annotate src/cs/drivers/drv_core/inth/inth.c @ 85:4ef6808ea50e

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components/main_ir: created for assembly modules
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 20 Jul 2018 20:22:38 +0000
parents b6a5e36de839
children
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1 /*******************************************************************************
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2 TEXAS INSTRUMENTS INCORPORATED PROPRIETARY INFORMATION
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3
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4 Property of Texas Instruments -- For Unrestricted Internal Use Only
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5 Unauthorized reproduction and/or distribution is strictly prohibited. This
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6 product is protected under copyright law and trade secret law as an
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7 unpublished work. Created 1987, (C) Copyright 1997 Texas Instruments. All
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8 rights reserved.
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9
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10
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11 Filename : inth.c
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12
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13 Description : inth.c saturn interupt handler
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14
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15 Project : drivers
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16
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17 Author : pmonteil@tif.ti.com Patrice Monteil.
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18
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19 Version number : 1.15
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20
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21 Date : 05/23/03
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22
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23 Previous delta : 12/19/00 14:39:21
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24
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25 SCCS file : /db/gsm_asp/db_ht96/dsp_0/gsw/rel_0/mcu_l1/release_gprs/RELEASE_GPRS/drivers1/common/SCCS/s.inth.c
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26
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27 Sccs Id (SID) : '@(#) inth.c 1.8 01/30/01 10:22:26 '
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29
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30 *****************************************************************************/
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31
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32 #include "l1sw.cfg"
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33 #include "chipset.cfg"
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34
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35
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36 #if (CHIPSET != 12)
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37
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38 #if (OP_L1_STANDALONE == 0)
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39 #include "main/sys_types.h"
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40 #else
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41 #include "sys_types.h"
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42 #endif
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43 #include "memif/mem.h"
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44 #include "inth.h"
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45
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46 /*--------------------------------------------------------------
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47 * INTH_Ack()
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48 *--------------------------------------------------------------
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49 * Parameters : num of it
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50 * Return : none
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51 * Functionality :Acknowledge an interrupt and return the origin
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52 * of the interrupt (binary format)
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53 *--------------------------------------------------------------*/
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54
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55 SYS_UWORD16 INTH_Ack (int intARM)
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56 {
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57 if (intARM == INTH_IRQ)
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58 return((* (volatile SYS_UWORD16 *) INTH_B_IRQ_REG) & INTH_SRC_NUM);
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59 else
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60 return((* (volatile SYS_UWORD16 *) INTH_B_FIQ_REG) & INTH_SRC_NUM);
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61 }
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62
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63 /*--------------------------------------------------------------
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64 * INTH_GetPending()
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65 *--------------------------------------------------------------
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66 * Parameters : none
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67 * Return : none
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68 * Functionality : Return the pending interrupts
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69 *--------------------------------------------------------------*/
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70
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71 #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11))
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72 unsigned long INTH_GetPending (void)
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73 {
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74 return((unsigned long)((* (volatile SYS_UWORD16 *) INTH_IT_REG1) |
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75 ((* (volatile SYS_UWORD16 *) INTH_IT_REG2) << 16)));
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76 }
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77 #else
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78 unsigned short INTH_GetPending (void)
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79 {
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80 return(* (volatile SYS_UWORD16 *) INTH_IT_REG);
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81 }
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82 #endif
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83
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84 /*--------------------------------------------------------------
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85 * INTH_InitLevel()
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86 *--------------------------------------------------------------
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87 * Parameters : num it,FIQ/IRQ,priority level,edge/level.
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88 * Return : none
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89 * Functionality : Initialize an interrupt
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90 * - put it on IRQ or FIQ
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91 * - set its priority level
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92 *
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93 *--------------------------------------------------------------*/
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94
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95 void INTH_InitLevel (int inputInt, int FIQ_nIRQ, int priority, int edge)
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96 {
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97 volatile SYS_UWORD16 *inthLevelReg = (SYS_UWORD16 *) INTH_EXT_REG;
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98
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99 inthLevelReg = inthLevelReg + inputInt;
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100
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101 #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11))
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102 *inthLevelReg = (FIQ_nIRQ | (edge << 1) | (priority << 2));
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103 #else
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104 *inthLevelReg = (FIQ_nIRQ | (priority << 1) | (edge << 5));
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105 #endif
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106 }
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107
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108 /*--------------------------------------------------------------
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109 * INTH_ResetIT()
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110 *--------------------------------------------------------------
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111 * Parameters : none
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112 * Return : none
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113 * Functionality : reset the inth it register
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114 *--------------------------------------------------------------*/
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115
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116 #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11))
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117 unsigned long INTH_ResetIT (void)
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118 {
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119 * (volatile SYS_UWORD16 *) INTH_IT_REG1 &= 0x0000;
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120 * (volatile SYS_UWORD16 *) INTH_IT_REG2 &= 0x0000;
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121 return((unsigned long)((* (volatile SYS_UWORD16 *) INTH_IT_REG1) |
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122 ((* (volatile SYS_UWORD16 *) INTH_IT_REG2) << 16)));
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123 }
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124 #else
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125 unsigned short INTH_ResetIT (void)
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126 {
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127 * (volatile SYS_UWORD16 *) INTH_IT_REG &= 0x0000;
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128 return(* (volatile SYS_UWORD16 *) INTH_IT_REG);
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129 }
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130 #endif
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131
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132
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Mychaela Falconia <falcon@freecalypso.org>
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133 #endif /* endif chipset != 12 */
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