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1 | /******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** |
1 | /******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** |
2 | * File Name : usb_istr.c |
2 | * File Name : usb_istr.c |
3 | * Author : MCD Application Team |
3 | * Author : MCD Application Team |
4 | * Date First Issued : 10/01/2006 : V1.0 |
4 | * Date First Issued : 10/01/2006 : V1.0 |
5 | * Description : ISTR events interrupt service routines |
5 | * Description : ISTR events interrupt service routines |
6 | ******************************************************************************** |
6 | ******************************************************************************** |
7 | * History: |
7 | * History: |
8 | * 10/01/2006 : V1.0 |
8 | * 10/01/2006 : V1.0 |
9 | ******************************************************************************** |
9 | ******************************************************************************** |
10 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
10 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
11 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
11 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
12 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
12 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
13 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
13 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
14 | * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING |
14 | * CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING |
15 | * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
15 | * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. |
16 | *******************************************************************************/ |
16 | *******************************************************************************/ |
17 | /* Includes ------------------------------------------------------------------*/ |
17 | /* Includes ------------------------------------------------------------------*/ |
18 | #include "main.h" |
18 | #include "usb_lib.h" |
- | 19 | #include "usb_pwr.h" |
|
19 | /* Private typedef -----------------------------------------------------------*/ |
20 | /* Private typedef -----------------------------------------------------------*/ |
20 | /* Private define ------------------------------------------------------------*/ |
21 | /* Private define ------------------------------------------------------------*/ |
21 | /* Private macro -------------------------------------------------------------*/ |
22 | /* Private macro -------------------------------------------------------------*/ |
22 | /* Private variables ---------------------------------------------------------*/ |
23 | /* Private variables ---------------------------------------------------------*/ |
23 | volatile u16 wIstr; /* ISTR register last read value */ |
24 | volatile u16 wIstr; /* ISTR register last read value */ |
24 | /* Private function prototypes -----------------------------------------------*/ |
25 | /* Private function prototypes -----------------------------------------------*/ |
25 | void USB_Istr(void); |
26 | void USB_Istr(void); |
26 | /* Extern function prototypes ------------------------------------------------*/ |
27 | /* Extern function prototypes ------------------------------------------------*/ |
27 | /* Private functions ---------------------------------------------------------*/ |
28 | /* Private functions ---------------------------------------------------------*/ |
28 | /* function prototypes */ |
29 | /* function prototypes */ |
29 | /* automatically built defining related macros */ |
30 | /* automatically built defining related macros */ |
30 | #ifdef CTR_Callback |
31 | #ifdef CTR_Callback |
31 | void CTR_Callback(void); |
32 | void CTR_Callback(void); |
32 | #endif |
33 | #endif |
33 | #ifdef DOVR_Callback |
34 | #ifdef DOVR_Callback |
34 | void DOVR_Callback(void); |
35 | void DOVR_Callback(void); |
35 | #endif |
36 | #endif |
36 | #ifdef ERR_Callback |
37 | #ifdef ERR_Callback |
37 | void ERR_Callback(void); |
38 | void ERR_Callback(void); |
38 | #endif |
39 | #endif |
39 | #ifdef WKUP_Callback |
40 | #ifdef WKUP_Callback |
40 | void WKUP_Callback(void); |
41 | void WKUP_Callback(void); |
41 | #endif |
42 | #endif |
42 | #ifdef SUSP_Callback |
43 | #ifdef SUSP_Callback |
43 | void SUSP_Callback(void); |
44 | void SUSP_Callback(void); |
44 | #endif |
45 | #endif |
45 | #ifdef RESET_Callback |
46 | #ifdef RESET_Callback |
46 | void RESET_Callback(void); |
47 | void RESET_Callback(void); |
47 | #endif |
48 | #endif |
48 | #ifdef SOF_Callback |
49 | #ifdef SOF_Callback |
49 | void SOF_Callback(void); |
50 | void SOF_Callback(void); |
50 | #endif |
51 | #endif |
51 | #ifdef ESOF_Callback |
52 | #ifdef ESOF_Callback |
52 | void ESOF_Callback(void); |
53 | void ESOF_Callback(void); |
53 | #endif |
54 | #endif |
54 | 55 | ||
55 | extern void EP1_IN_Callback(void); |
56 | extern void EP1_IN_Callback(void); |
56 | extern void EP2_IN_Callback(void); |
57 | extern void EP2_IN_Callback(void); |
57 | extern void EP3_IN_Callback(void); |
58 | extern void EP3_IN_Callback(void); |
58 | extern void EP4_IN_Callback(void); |
59 | extern void EP4_IN_Callback(void); |
59 | extern void EP5_IN_Callback(void); |
60 | extern void EP5_IN_Callback(void); |
60 | extern void EP6_IN_Callback(void); |
61 | extern void EP6_IN_Callback(void); |
61 | extern void EP7_IN_Callback(void); |
62 | extern void EP7_IN_Callback(void); |
62 | extern void EP8_IN_Callback(void); |
63 | extern void EP8_IN_Callback(void); |
63 | extern void EP9_IN_Callback(void); |
64 | extern void EP9_IN_Callback(void); |
64 | extern void EP10_IN_Callback(void); |
65 | extern void EP10_IN_Callback(void); |
65 | extern void EP11_IN_Callback(void); |
66 | extern void EP11_IN_Callback(void); |
66 | extern void EP12_IN_Callback(void); |
67 | extern void EP12_IN_Callback(void); |
67 | extern void EP13_IN_Callback(void); |
68 | extern void EP13_IN_Callback(void); |
68 | extern void EP14_IN_Callback(void); |
69 | extern void EP14_IN_Callback(void); |
69 | extern void EP15_IN_Callback(void); |
70 | extern void EP15_IN_Callback(void); |
70 | 71 | ||
71 | 72 | ||
72 | extern void EP1_OUT_Callback(void); |
73 | extern void EP1_OUT_Callback(void); |
73 | extern void EP2_OUT_Callback(void); |
74 | extern void EP2_OUT_Callback(void); |
74 | extern void EP3_OUT_Callback(void); |
75 | extern void EP3_OUT_Callback(void); |
75 | extern void EP4_OUT_Callback(void); |
76 | extern void EP4_OUT_Callback(void); |
76 | extern void EP5_OUT_Callback(void); |
77 | extern void EP5_OUT_Callback(void); |
77 | extern void EP6_OUT_Callback(void); |
78 | extern void EP6_OUT_Callback(void); |
78 | extern void EP7_OUT_Callback(void); |
79 | extern void EP7_OUT_Callback(void); |
79 | extern void EP8_OUT_Callback(void); |
80 | extern void EP8_OUT_Callback(void); |
80 | extern void EP9_OUT_Callback(void); |
81 | extern void EP9_OUT_Callback(void); |
81 | extern void EP10_OUT_Callback(void); |
82 | extern void EP10_OUT_Callback(void); |
82 | extern void EP11_OUT_Callback(void); |
83 | extern void EP11_OUT_Callback(void); |
83 | extern void EP12_OUT_Callback(void); |
84 | extern void EP12_OUT_Callback(void); |
84 | extern void EP13_OUT_Callback(void); |
85 | extern void EP13_OUT_Callback(void); |
85 | extern void EP14_OUT_Callback(void); |
86 | extern void EP14_OUT_Callback(void); |
86 | extern void EP15_OUT_Callback(void); |
87 | extern void EP15_OUT_Callback(void); |
87 | 88 | ||
88 | /* function pointers to non-control endpoints service routines */ |
89 | /* function pointers to non-control endpoints service routines */ |
89 | void (*pEpInt_IN[15])(void)={ |
90 | void (*pEpInt_IN[15])(void)={ |
90 | EP1_IN_Callback, |
91 | EP1_IN_Callback, |
91 | EP2_IN_Callback, |
92 | EP2_IN_Callback, |
92 | EP3_IN_Callback, |
93 | EP3_IN_Callback, |
93 | EP4_IN_Callback, |
94 | EP4_IN_Callback, |
94 | EP5_IN_Callback, |
95 | EP5_IN_Callback, |
95 | EP6_IN_Callback, |
96 | EP6_IN_Callback, |
96 | EP7_IN_Callback, |
97 | EP7_IN_Callback, |
97 | EP8_IN_Callback, |
98 | EP8_IN_Callback, |
98 | EP9_IN_Callback,// only 9 endpoint in the STR9 |
99 | EP9_IN_Callback,// only 9 endpoint in the STR9 |
99 | EP10_IN_Callback, |
100 | EP10_IN_Callback, |
100 | EP11_IN_Callback, |
101 | EP11_IN_Callback, |
101 | EP12_IN_Callback, |
102 | EP12_IN_Callback, |
102 | EP13_IN_Callback, |
103 | EP13_IN_Callback, |
103 | EP14_IN_Callback, |
104 | EP14_IN_Callback, |
104 | EP15_IN_Callback |
105 | EP15_IN_Callback |
105 | }; |
106 | }; |
106 | 107 | ||
107 | void (*pEpInt_OUT[15])(void)={ |
108 | void (*pEpInt_OUT[15])(void)={ |
108 | EP1_OUT_Callback, |
109 | EP1_OUT_Callback, |
109 | EP2_OUT_Callback, |
110 | EP2_OUT_Callback, |
110 | EP3_OUT_Callback, |
111 | EP3_OUT_Callback, |
111 | EP4_OUT_Callback, |
112 | EP4_OUT_Callback, |
112 | EP5_OUT_Callback, |
113 | EP5_OUT_Callback, |
113 | EP6_OUT_Callback, |
114 | EP6_OUT_Callback, |
114 | EP7_OUT_Callback, |
115 | EP7_OUT_Callback, |
115 | EP8_OUT_Callback, |
116 | EP8_OUT_Callback, |
116 | EP9_OUT_Callback, |
117 | EP9_OUT_Callback, |
117 | EP10_OUT_Callback,// only 9 endpoint in the STR9 |
118 | EP10_OUT_Callback,// only 9 endpoint in the STR9 |
118 | EP11_OUT_Callback, |
119 | EP11_OUT_Callback, |
119 | EP12_OUT_Callback, |
120 | EP12_OUT_Callback, |
120 | EP13_OUT_Callback, |
121 | EP13_OUT_Callback, |
121 | EP14_OUT_Callback, |
122 | EP14_OUT_Callback, |
122 | EP15_OUT_Callback |
123 | EP15_OUT_Callback |
123 | }; |
124 | }; |
124 | /******************************************************************************* |
125 | /******************************************************************************* |
125 | * Function Name : USB_Istr |
126 | * Function Name : USB_Istr |
126 | * Description : handle the usb interrupt routines |
127 | * Description : handle the usb interrupt routines |
127 | * Input : None. |
128 | * Input : None. |
128 | * Output : None. |
129 | * Output : None. |
129 | * Return : None. |
130 | * Return : None. |
130 | *******************************************************************************/ |
131 | *******************************************************************************/ |
131 | void USB_Istr(void) |
132 | void USB_Istr(void) |
132 | { |
133 | { |
133 | wIstr = _GetISTR(); |
134 | wIstr = _GetISTR(); |
134 | #if (IMR_MSK & ISTR_RESET) |
135 | #if (IMR_MSK & ISTR_RESET) |
135 | if (wIstr & ISTR_RESET & wInterrupt_Mask) |
136 | if (wIstr & ISTR_RESET & wInterrupt_Mask) |
136 | { |
137 | { |
137 | _SetISTR((u16)CLR_RESET); |
138 | _SetISTR((u16)CLR_RESET); |
138 | Device_Property.Reset(); |
139 | Device_Property.Reset(); |
139 | #ifdef RESET_Callback |
140 | #ifdef RESET_Callback |
140 | RESET_Callback(); |
141 | RESET_Callback(); |
141 | #endif |
142 | #endif |
142 | } |
143 | } |
143 | #endif |
144 | #endif |
144 | 145 | ||
145 | #if (IMR_MSK & ISTR_DOVR) |
146 | #if (IMR_MSK & ISTR_DOVR) |
146 | if (wIstr & ISTR_DOVR & wInterrupt_Mask) |
147 | if (wIstr & ISTR_DOVR & wInterrupt_Mask) |
147 | { |
148 | { |
148 | _SetISTR((u16)CLR_DOVR); |
149 | _SetISTR((u16)CLR_DOVR); |
149 | #ifdef DOVR_Callback |
150 | #ifdef DOVR_Callback |
150 | DOVR_Callback(); |
151 | DOVR_Callback(); |
151 | #endif |
152 | #endif |
152 | } |
153 | } |
153 | #endif |
154 | #endif |
154 | 155 | ||
155 | #if (IMR_MSK & ISTR_ERR) |
156 | #if (IMR_MSK & ISTR_ERR) |
156 | if (wIstr & ISTR_ERR & wInterrupt_Mask) |
157 | if (wIstr & ISTR_ERR & wInterrupt_Mask) |
157 | { |
158 | { |
158 | _SetISTR((u16)CLR_ERR); |
159 | _SetISTR((u16)CLR_ERR); |
159 | #ifdef ERR_Callback |
160 | #ifdef ERR_Callback |
160 | ERR_Callback(); |
161 | ERR_Callback(); |
161 | #endif |
162 | #endif |
162 | } |
163 | } |
163 | #endif |
164 | #endif |
164 | 165 | ||
165 | #if (IMR_MSK & ISTR_WKUP) |
166 | #if (IMR_MSK & ISTR_WKUP) |
166 | if (wIstr & ISTR_WKUP & wInterrupt_Mask) |
167 | if (wIstr & ISTR_WKUP & wInterrupt_Mask) |
167 | { |
168 | { |
168 | _SetISTR((u16)CLR_WKUP); |
169 | _SetISTR((u16)CLR_WKUP); |
169 | Resume(RESUME_EXTERNAL); |
170 | Resume(RESUME_EXTERNAL); |
170 | #ifdef WKUP_Callback |
171 | #ifdef WKUP_Callback |
171 | WKUP_Callback(); |
172 | WKUP_Callback(); |
172 | #endif |
173 | #endif |
173 | } |
174 | } |
174 | #endif |
175 | #endif |
175 | 176 | ||
176 | #if (IMR_MSK & ISTR_SUSP) |
177 | #if (IMR_MSK & ISTR_SUSP) |
177 | if (wIstr & ISTR_SUSP & wInterrupt_Mask) |
178 | if (wIstr & ISTR_SUSP & wInterrupt_Mask) |
178 | { |
179 | { |
179 | /* check if SUSPEND is possible */ |
180 | /* check if SUSPEND is possible */ |
180 | if(fSuspendEnabled) |
181 | if(fSuspendEnabled) |
181 | { |
182 | { |
182 | Suspend(); |
183 | Suspend(); |
183 | } |
184 | } |
184 | else |
185 | else |
185 | { |
186 | { |
186 | /* if not possible then resume after xx ms */ |
187 | /* if not possible then resume after xx ms */ |
187 | Resume(RESUME_LATER); |
188 | Resume(RESUME_LATER); |
188 | } |
189 | } |
189 | /* clear of the ISTR bit must be done after setting of CNTR_FSUSP */ |
190 | /* clear of the ISTR bit must be done after setting of CNTR_FSUSP */ |
190 | _SetISTR((u16)CLR_SUSP); |
191 | _SetISTR((u16)CLR_SUSP); |
191 | #ifdef SUSP_Callback |
192 | #ifdef SUSP_Callback |
192 | SUSP_Callback(); |
193 | SUSP_Callback(); |
193 | #endif |
194 | #endif |
194 | } |
195 | } |
195 | #endif |
196 | #endif |
196 | 197 | ||
197 | #if (IMR_MSK & ISTR_SOF) |
198 | #if (IMR_MSK & ISTR_SOF) |
198 | if (wIstr & ISTR_SOF & wInterrupt_Mask) |
199 | if (wIstr & ISTR_SOF & wInterrupt_Mask) |
199 | { |
200 | { |
200 | _SetISTR((u16)CLR_SOF); |
201 | _SetISTR((u16)CLR_SOF); |
201 | #ifdef SOF_Callback |
202 | #ifdef SOF_Callback |
202 | SOF_Callback(); |
203 | SOF_Callback(); |
203 | #endif |
204 | #endif |
204 | } |
205 | } |
205 | #endif |
206 | #endif |
206 | 207 | ||
207 | #if (IMR_MSK & ISTR_ESOF) |
208 | #if (IMR_MSK & ISTR_ESOF) |
208 | if (wIstr & ISTR_ESOF & wInterrupt_Mask) |
209 | if (wIstr & ISTR_ESOF & wInterrupt_Mask) |
209 | { |
210 | { |
210 | _SetISTR((u16)CLR_ESOF); |
211 | _SetISTR((u16)CLR_ESOF); |
211 | /* resume handling timing is made with ESOFs */ |
212 | /* resume handling timing is made with ESOFs */ |
212 | Resume(RESUME_ESOF); /* request without change of the machine state */ |
213 | Resume(RESUME_ESOF); /* request without change of the machine state */ |
213 | #ifdef ESOF_Callback |
214 | #ifdef ESOF_Callback |
214 | ESOF_Callback(); |
215 | ESOF_Callback(); |
215 | #endif |
216 | #endif |
216 | } |
217 | } |
217 | #endif |
218 | #endif |
218 | 219 | ||
219 | #if (IMR_MSK & ISTR_CTR) |
220 | #if (IMR_MSK & ISTR_CTR) |
220 | if (wIstr & ISTR_CTR & wInterrupt_Mask) |
221 | if (wIstr & ISTR_CTR & wInterrupt_Mask) |
221 | { |
222 | { |
222 | /* servicing of the endpoint correct transfer interrupt */ |
223 | /* servicing of the endpoint correct transfer interrupt */ |
223 | /* clear of the CTR flag into the sub */ |
224 | /* clear of the CTR flag into the sub */ |
224 | CTR_LP(); |
225 | CTR_LP(); |
225 | #ifdef CTR_Callback |
226 | #ifdef CTR_Callback |
226 | CTR_Callback(); |
227 | CTR_Callback(); |
227 | #endif |
228 | #endif |
228 | } |
229 | } |
229 | #endif |
230 | #endif |
230 | }/* USB_Istr */ |
231 | }/* USB_Istr */ |
231 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |
232 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |
232 | 233 | ||
233 | 234 | ||
234 | 235 | ||
235 | 236 |