FreeCalypso > hg > fc-tourmaline
annotate src/cs/drivers/drv_core/inth/inth.c @ 53:a8c8a5521073
uartfax.c: sync with Magnetite & Selenite (Tango RI output)
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 20 Oct 2020 02:16:15 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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src/{condat,cs,gpf,nucleus}: import from Selenite
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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7 unpublished work.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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28 |
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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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src/{condat,cs,gpf,nucleus}: import from Selenite
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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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133 #endif /* endif chipset != 12 */ |
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134 |
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135 |
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136 |