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| Rev | Author | Line No. | Line |
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| 1 | ingob | 1 | /******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** |
| 2 | * File Name : usb_istr.c |
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| 3 | * Author : MCD Application Team |
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| 4 | * Date First Issued : 10/01/2006 : V1.0 |
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| 5 | * Description : ISTR events interrupt service routines |
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| 6 | ******************************************************************************** |
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| 7 | * History: |
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| 8 | * 10/01/2006 : V1.0 |
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| 9 | ******************************************************************************** |
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| 10 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
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| 11 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
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| 12 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
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| 13 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
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| 14 | * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING |
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| 15 | * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
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| 16 | *******************************************************************************/ |
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| 17 | /* Includes ------------------------------------------------------------------*/ |
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| 18 | #include "main.h" |
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| 19 | /* Private typedef -----------------------------------------------------------*/ |
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| 20 | /* Private define ------------------------------------------------------------*/ |
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| 21 | /* Private macro -------------------------------------------------------------*/ |
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| 22 | /* Private variables ---------------------------------------------------------*/ |
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| 23 | volatile u16 wIstr; /* ISTR register last read value */ |
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| 24 | /* Private function prototypes -----------------------------------------------*/ |
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| 25 | void USB_Istr(void); |
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| 26 | /* Extern function prototypes ------------------------------------------------*/ |
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| 27 | /* Private functions ---------------------------------------------------------*/ |
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| 28 | /* function prototypes */ |
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| 29 | /* automatically built defining related macros */ |
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| 30 | #ifdef CTR_Callback |
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| 31 | void CTR_Callback(void); |
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| 32 | #endif |
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| 33 | #ifdef DOVR_Callback |
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| 34 | void DOVR_Callback(void); |
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| 35 | #endif |
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| 36 | #ifdef ERR_Callback |
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| 37 | void ERR_Callback(void); |
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| 38 | #endif |
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| 39 | #ifdef WKUP_Callback |
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| 40 | void WKUP_Callback(void); |
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| 41 | #endif |
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| 42 | #ifdef SUSP_Callback |
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| 43 | void SUSP_Callback(void); |
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| 44 | #endif |
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| 45 | #ifdef RESET_Callback |
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| 46 | void RESET_Callback(void); |
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| 47 | #endif |
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| 48 | #ifdef SOF_Callback |
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| 49 | void SOF_Callback(void); |
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| 50 | #endif |
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| 51 | #ifdef ESOF_Callback |
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| 52 | void ESOF_Callback(void); |
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| 53 | #endif |
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| 54 | |||
| 55 | extern void EP1_IN_Callback(void); |
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| 56 | extern void EP2_IN_Callback(void); |
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| 57 | extern void EP3_IN_Callback(void); |
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| 58 | extern void EP4_IN_Callback(void); |
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| 59 | extern void EP5_IN_Callback(void); |
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| 60 | extern void EP6_IN_Callback(void); |
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| 61 | extern void EP7_IN_Callback(void); |
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| 62 | extern void EP8_IN_Callback(void); |
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| 63 | extern void EP9_IN_Callback(void); |
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| 64 | extern void EP10_IN_Callback(void); |
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| 65 | extern void EP11_IN_Callback(void); |
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| 66 | extern void EP12_IN_Callback(void); |
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| 67 | extern void EP13_IN_Callback(void); |
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| 68 | extern void EP14_IN_Callback(void); |
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| 69 | extern void EP15_IN_Callback(void); |
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| 70 | |||
| 71 | |||
| 72 | extern void EP1_OUT_Callback(void); |
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| 73 | extern void EP2_OUT_Callback(void); |
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| 74 | extern void EP3_OUT_Callback(void); |
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| 75 | extern void EP4_OUT_Callback(void); |
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| 76 | extern void EP5_OUT_Callback(void); |
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| 77 | extern void EP6_OUT_Callback(void); |
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| 78 | extern void EP7_OUT_Callback(void); |
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| 79 | extern void EP8_OUT_Callback(void); |
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| 80 | extern void EP9_OUT_Callback(void); |
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| 81 | extern void EP10_OUT_Callback(void); |
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| 82 | extern void EP11_OUT_Callback(void); |
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| 83 | extern void EP12_OUT_Callback(void); |
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| 84 | extern void EP13_OUT_Callback(void); |
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| 85 | extern void EP14_OUT_Callback(void); |
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| 86 | extern void EP15_OUT_Callback(void); |
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| 87 | |||
| 88 | /* function pointers to non-control endpoints service routines */ |
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| 89 | void (*pEpInt_IN[15])(void)={ |
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| 90 | EP1_IN_Callback, |
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| 91 | EP2_IN_Callback, |
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| 92 | EP3_IN_Callback, |
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| 93 | EP4_IN_Callback, |
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| 94 | EP5_IN_Callback, |
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| 95 | EP6_IN_Callback, |
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| 96 | EP7_IN_Callback, |
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| 97 | EP8_IN_Callback, |
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| 98 | EP9_IN_Callback,// only 9 endpoint in the STR9 |
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| 99 | EP10_IN_Callback, |
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| 100 | EP11_IN_Callback, |
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| 101 | EP12_IN_Callback, |
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| 102 | EP13_IN_Callback, |
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| 103 | EP14_IN_Callback, |
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| 104 | EP15_IN_Callback |
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| 105 | }; |
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| 106 | |||
| 107 | void (*pEpInt_OUT[15])(void)={ |
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| 108 | EP1_OUT_Callback, |
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| 109 | EP2_OUT_Callback, |
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| 110 | EP3_OUT_Callback, |
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| 111 | EP4_OUT_Callback, |
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| 112 | EP5_OUT_Callback, |
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| 113 | EP6_OUT_Callback, |
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| 114 | EP7_OUT_Callback, |
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| 115 | EP8_OUT_Callback, |
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| 116 | EP9_OUT_Callback, |
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| 117 | EP10_OUT_Callback,// only 9 endpoint in the STR9 |
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| 118 | EP11_OUT_Callback, |
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| 119 | EP12_OUT_Callback, |
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| 120 | EP13_OUT_Callback, |
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| 121 | EP14_OUT_Callback, |
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| 122 | EP15_OUT_Callback |
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| 123 | }; |
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| 124 | /******************************************************************************* |
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| 125 | * Function Name : USB_Istr |
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| 126 | * Description : handle the usb interrupt routines |
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| 127 | * Input : None. |
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| 128 | * Output : None. |
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| 129 | * Return : None. |
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| 130 | *******************************************************************************/ |
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| 131 | void USB_Istr(void) |
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| 132 | { |
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| 133 | wIstr = _GetISTR(); |
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| 134 | #if (IMR_MSK & ISTR_RESET) |
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| 135 | if (wIstr & ISTR_RESET & wInterrupt_Mask) |
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| 136 | { |
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| 137 | _SetISTR((u16)CLR_RESET); |
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| 138 | Device_Property.Reset(); |
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| 139 | #ifdef RESET_Callback |
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| 140 | RESET_Callback(); |
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| 141 | #endif |
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| 142 | } |
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| 143 | #endif |
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| 144 | |||
| 145 | #if (IMR_MSK & ISTR_DOVR) |
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| 146 | if (wIstr & ISTR_DOVR & wInterrupt_Mask) |
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| 147 | { |
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| 148 | _SetISTR((u16)CLR_DOVR); |
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| 149 | #ifdef DOVR_Callback |
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| 150 | DOVR_Callback(); |
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| 151 | #endif |
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| 152 | } |
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| 153 | #endif |
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| 154 | |||
| 155 | #if (IMR_MSK & ISTR_ERR) |
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| 156 | if (wIstr & ISTR_ERR & wInterrupt_Mask) |
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| 157 | { |
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| 158 | _SetISTR((u16)CLR_ERR); |
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| 159 | #ifdef ERR_Callback |
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| 160 | ERR_Callback(); |
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| 161 | #endif |
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| 162 | } |
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| 163 | #endif |
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| 164 | |||
| 165 | #if (IMR_MSK & ISTR_WKUP) |
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| 166 | if (wIstr & ISTR_WKUP & wInterrupt_Mask) |
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| 167 | { |
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| 168 | _SetISTR((u16)CLR_WKUP); |
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| 169 | Resume(RESUME_EXTERNAL); |
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| 170 | #ifdef WKUP_Callback |
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| 171 | WKUP_Callback(); |
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| 172 | #endif |
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| 173 | } |
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| 174 | #endif |
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| 175 | |||
| 176 | #if (IMR_MSK & ISTR_SUSP) |
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| 177 | if (wIstr & ISTR_SUSP & wInterrupt_Mask) |
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| 178 | { |
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| 179 | /* check if SUSPEND is possible */ |
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| 180 | if(fSuspendEnabled) |
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| 181 | { |
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| 182 | Suspend(); |
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| 183 | } |
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| 184 | else |
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| 185 | { |
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| 186 | /* if not possible then resume after xx ms */ |
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| 187 | Resume(RESUME_LATER); |
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| 188 | } |
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| 189 | /* clear of the ISTR bit must be done after setting of CNTR_FSUSP */ |
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| 190 | _SetISTR((u16)CLR_SUSP); |
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| 191 | #ifdef SUSP_Callback |
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| 192 | SUSP_Callback(); |
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| 193 | #endif |
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| 194 | } |
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| 195 | #endif |
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| 196 | |||
| 197 | #if (IMR_MSK & ISTR_SOF) |
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| 198 | if (wIstr & ISTR_SOF & wInterrupt_Mask) |
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| 199 | { |
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| 200 | _SetISTR((u16)CLR_SOF); |
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| 201 | #ifdef SOF_Callback |
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| 202 | SOF_Callback(); |
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| 203 | #endif |
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| 204 | } |
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| 205 | #endif |
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| 206 | |||
| 207 | #if (IMR_MSK & ISTR_ESOF) |
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| 208 | if (wIstr & ISTR_ESOF & wInterrupt_Mask) |
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| 209 | { |
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| 210 | _SetISTR((u16)CLR_ESOF); |
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| 211 | /* resume handling timing is made with ESOFs */ |
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| 212 | Resume(RESUME_ESOF); /* request without change of the machine state */ |
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| 213 | #ifdef ESOF_Callback |
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| 214 | ESOF_Callback(); |
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| 215 | #endif |
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| 216 | } |
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| 217 | #endif |
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| 218 | |||
| 219 | #if (IMR_MSK & ISTR_CTR) |
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| 220 | if (wIstr & ISTR_CTR & wInterrupt_Mask) |
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| 221 | { |
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| 222 | /* servicing of the endpoint correct transfer interrupt */ |
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| 223 | /* clear of the CTR flag into the sub */ |
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| 224 | CTR_LP(); |
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| 225 | #ifdef CTR_Callback |
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| 226 | CTR_Callback(); |
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| 227 | #endif |
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| 228 | } |
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| 229 | #endif |
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| 230 | }/* USB_Istr */ |
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| 231 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |
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| 232 | |||
| 233 | |||
| 234 |