diff options
Diffstat (limited to 'utils/hwstub/stub/main.c')
-rw-r--r-- | utils/hwstub/stub/main.c | 241 |
1 files changed, 64 insertions, 177 deletions
diff --git a/utils/hwstub/stub/main.c b/utils/hwstub/stub/main.c index 0923bf85ce..37590e88f8 100644 --- a/utils/hwstub/stub/main.c +++ b/utils/hwstub/stub/main.c | |||
@@ -51,16 +51,16 @@ static struct usb_device_descriptor __attribute__((aligned(2))) | |||
51 | .bLength = sizeof(struct usb_device_descriptor), | 51 | .bLength = sizeof(struct usb_device_descriptor), |
52 | .bDescriptorType = USB_DT_DEVICE, | 52 | .bDescriptorType = USB_DT_DEVICE, |
53 | .bcdUSB = 0x0200, | 53 | .bcdUSB = 0x0200, |
54 | .bDeviceClass = USB_CLASS_PER_INTERFACE, | 54 | .bDeviceClass = HWSTUB_CLASS, |
55 | .bDeviceSubClass = 0, | 55 | .bDeviceSubClass = HWSTUB_SUBCLASS, |
56 | .bDeviceProtocol = 0, | 56 | .bDeviceProtocol = HWSTUB_PROTOCOL, |
57 | .bMaxPacketSize0 = 64, | 57 | .bMaxPacketSize0 = 64, |
58 | .idVendor = HWSTUB_USB_VID, | 58 | .idVendor = HWSTUB_USB_VID, |
59 | .idProduct = HWSTUB_USB_PID, | 59 | .idProduct = HWSTUB_USB_PID, |
60 | .bcdDevice = HWSTUB_VERSION_MAJOR << 8 | HWSTUB_VERSION_MINOR, | 60 | .bcdDevice = HWSTUB_VERSION_MAJOR << 8 | HWSTUB_VERSION_MINOR, |
61 | .iManufacturer = 1, | 61 | .iManufacturer = 1, |
62 | .iProduct = 2, | 62 | .iProduct = 2, |
63 | .iSerialNumber = 3, | 63 | .iSerialNumber = 0, |
64 | .bNumConfigurations = 1 | 64 | .bNumConfigurations = 1 |
65 | }; | 65 | }; |
66 | 66 | ||
@@ -72,40 +72,13 @@ static struct usb_config_descriptor __attribute__((aligned(2))) | |||
72 | .bLength = sizeof(struct usb_config_descriptor), | 72 | .bLength = sizeof(struct usb_config_descriptor), |
73 | .bDescriptorType = USB_DT_CONFIG, | 73 | .bDescriptorType = USB_DT_CONFIG, |
74 | .wTotalLength = 0, /* will be filled in later */ | 74 | .wTotalLength = 0, /* will be filled in later */ |
75 | .bNumInterfaces = 1, | 75 | .bNumInterfaces = 0, |
76 | .bConfigurationValue = 1, | 76 | .bConfigurationValue = 1, |
77 | .iConfiguration = 0, | 77 | .iConfiguration = 0, |
78 | .bmAttributes = USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER, | 78 | .bmAttributes = USB_CONFIG_ATT_ONE | USB_CONFIG_ATT_SELFPOWER, |
79 | .bMaxPower = (USB_MAX_CURRENT + 1) / 2, /* In 2mA units */ | 79 | .bMaxPower = (USB_MAX_CURRENT + 1) / 2, /* In 2mA units */ |
80 | }; | 80 | }; |
81 | 81 | ||
82 | /* main interface */ | ||
83 | static struct usb_interface_descriptor __attribute__((aligned(2))) | ||
84 | interface_descriptor = | ||
85 | { | ||
86 | .bLength = sizeof(struct usb_interface_descriptor), | ||
87 | .bDescriptorType = USB_DT_INTERFACE, | ||
88 | .bInterfaceNumber = 0, | ||
89 | .bAlternateSetting = 0, | ||
90 | .bNumEndpoints = 3, | ||
91 | .bInterfaceClass = HWSTUB_CLASS, | ||
92 | .bInterfaceSubClass = HWSTUB_SUBCLASS, | ||
93 | .bInterfaceProtocol = HWSTUB_PROTOCOL, | ||
94 | .iInterface = 4 | ||
95 | }; | ||
96 | |||
97 | |||
98 | static struct usb_endpoint_descriptor __attribute__((aligned(2))) | ||
99 | endpoint_descriptor = | ||
100 | { | ||
101 | .bLength = sizeof(struct usb_endpoint_descriptor), | ||
102 | .bDescriptorType = USB_DT_ENDPOINT, | ||
103 | .bEndpointAddress = 0, | ||
104 | .bmAttributes = USB_ENDPOINT_XFER_BULK, | ||
105 | .wMaxPacketSize = 0, | ||
106 | .bInterval = 0 | ||
107 | }; | ||
108 | |||
109 | static const struct usb_string_descriptor __attribute__((aligned(2))) | 82 | static const struct usb_string_descriptor __attribute__((aligned(2))) |
110 | usb_string_iManufacturer = | 83 | usb_string_iManufacturer = |
111 | { | 84 | { |
@@ -117,42 +90,38 @@ static const struct usb_string_descriptor __attribute__((aligned(2))) | |||
117 | static const struct usb_string_descriptor __attribute__((aligned(2))) | 90 | static const struct usb_string_descriptor __attribute__((aligned(2))) |
118 | usb_string_iProduct = | 91 | usb_string_iProduct = |
119 | { | 92 | { |
120 | 52, | 93 | 44, |
121 | USB_DT_STRING, | 94 | USB_DT_STRING, |
122 | {'R', 'o', 'c', 'k', 'b', 'o', 'x', ' ', | 95 | {'R', 'o', 'c', 'k', 'b', 'o', 'x', ' ', |
123 | 'h', 'a', 'r', 'd', 'w', 'a', 'r', 'e', ' ', | 96 | 'h', 'a', 'r', 'd', 'w', 'a', 'r', 'e', ' ', |
124 | 'e', 'm', 'u', 'l', 'a', 't', 'e', 'r'} | 97 | 's', 't', 'u', 'b'} |
125 | }; | 98 | }; |
126 | 99 | ||
127 | static struct usb_string_descriptor __attribute__((aligned(2))) | 100 | /* this is stringid #0: languages supported */ |
128 | usb_string_iSerial = | 101 | static const struct usb_string_descriptor __attribute__((aligned(2))) |
102 | lang_descriptor = | ||
129 | { | 103 | { |
130 | 84, | 104 | 4, |
131 | USB_DT_STRING, | 105 | USB_DT_STRING, |
132 | {'0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', | 106 | {0x0409} /* LANGID US English */ |
133 | '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', | ||
134 | '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', '0', | ||
135 | '0', '0', '0', '0', '0', '0', '0', '0'} | ||
136 | }; | 107 | }; |
137 | 108 | ||
138 | static struct usb_string_descriptor __attribute__((aligned(2))) | 109 | static struct hwstub_version_desc_t __attribute__((aligned(2))) |
139 | usb_string_iInterface = | 110 | version_descriptor = |
140 | { | 111 | { |
141 | 28, | 112 | sizeof(struct hwstub_version_desc_t), |
142 | USB_DT_STRING, | 113 | HWSTUB_DT_VERSION, |
143 | {'A', 'c', 'i', 'd', ' ', | 114 | HWSTUB_VERSION_MAJOR, |
144 | '0' + (HWSTUB_VERSION_MAJOR >> 4), '0' + (HWSTUB_VERSION_MAJOR & 0xf), '.', | 115 | HWSTUB_VERSION_MINOR, |
145 | '0' + (HWSTUB_VERSION_MINOR >> 4), '0' + (HWSTUB_VERSION_MINOR & 0xf), '.', | 116 | HWSTUB_VERSION_REV |
146 | '0' + (HWSTUB_VERSION_REV >> 4), '0' + (HWSTUB_VERSION_REV & 0xf) } | ||
147 | }; | 117 | }; |
148 | 118 | ||
149 | /* this is stringid #0: languages supported */ | 119 | static struct hwstub_layout_desc_t __attribute__((aligned(2))) |
150 | static const struct usb_string_descriptor __attribute__((aligned(2))) | 120 | layout_descriptor = |
151 | lang_descriptor = | ||
152 | { | 121 | { |
153 | 4, | 122 | sizeof(struct hwstub_layout_desc_t), |
154 | USB_DT_STRING, | 123 | HWSTUB_DT_LAYOUT, |
155 | {0x0409} /* LANGID US English */ | 124 | 0, 0, 0, 0, 0, 0 |
156 | }; | 125 | }; |
157 | 126 | ||
158 | #define USB_NUM_STRINGS 5 | 127 | #define USB_NUM_STRINGS 5 |
@@ -162,26 +131,25 @@ static const struct usb_string_descriptor* const usb_strings[USB_NUM_STRINGS] = | |||
162 | &lang_descriptor, | 131 | &lang_descriptor, |
163 | &usb_string_iManufacturer, | 132 | &usb_string_iManufacturer, |
164 | &usb_string_iProduct, | 133 | &usb_string_iProduct, |
165 | &usb_string_iSerial, | ||
166 | &usb_string_iInterface | ||
167 | }; | 134 | }; |
168 | 135 | ||
169 | uint8_t *usb_buffer = oc_bufferstart; | 136 | uint8_t *usb_buffer = oc_bufferstart; |
170 | uint32_t usb_buffer_size = 0; | 137 | uint32_t usb_buffer_size = 0; |
171 | 138 | ||
172 | #define EP_BULK 1 | 139 | static void fill_layout_info(void) |
173 | #define EP_INT 2 | ||
174 | |||
175 | static void set_config(void) | ||
176 | { | 140 | { |
177 | usb_drv_configure_endpoint(EP_BULK, USB_ENDPOINT_XFER_BULK); | 141 | layout_descriptor.dCodeStart = (uint32_t)oc_codestart; |
178 | usb_drv_configure_endpoint(EP_INT, USB_ENDPOINT_XFER_INT); | 142 | layout_descriptor.dCodeSize = oc_codesize; |
143 | layout_descriptor.dStackStart = (uint32_t)oc_stackstart; | ||
144 | layout_descriptor.dStackSize = oc_stacksize; | ||
145 | layout_descriptor.dBufferStart = (uint32_t)oc_bufferstart; | ||
146 | layout_descriptor.dBufferSize = oc_buffersize; | ||
179 | } | 147 | } |
180 | 148 | ||
181 | static void handle_std_dev_desc(struct usb_ctrlrequest *req) | 149 | static void handle_std_dev_desc(struct usb_ctrlrequest *req) |
182 | { | 150 | { |
183 | int size; | 151 | int size; |
184 | const void* ptr = NULL; | 152 | void* ptr = NULL; |
185 | unsigned index = req->wValue & 0xff; | 153 | unsigned index = req->wValue & 0xff; |
186 | 154 | ||
187 | switch(req->wValue >> 8) | 155 | switch(req->wValue >> 8) |
@@ -208,32 +176,22 @@ static void handle_std_dev_desc(struct usb_ctrlrequest *req) | |||
208 | } | 176 | } |
209 | size = sizeof(struct usb_config_descriptor); | 177 | size = sizeof(struct usb_config_descriptor); |
210 | 178 | ||
211 | /* interface */ | 179 | /* hwstub version */ |
212 | memcpy(usb_buffer + size, (void *)&interface_descriptor, | 180 | memcpy(usb_buffer + size, (void *)&version_descriptor, |
213 | sizeof(interface_descriptor)); | 181 | sizeof(version_descriptor)); |
214 | size += sizeof(interface_descriptor); | 182 | size += sizeof(version_descriptor); |
215 | /* endpoint 1: bulk out */ | 183 | /* hwstub layout */ |
216 | endpoint_descriptor.bEndpointAddress = EP_BULK | USB_DIR_OUT; | 184 | fill_layout_info(); |
217 | endpoint_descriptor.bmAttributes = USB_ENDPOINT_XFER_BULK; | 185 | memcpy(usb_buffer + size, (void *)&layout_descriptor, |
218 | endpoint_descriptor.wMaxPacketSize = 512; | 186 | sizeof(layout_descriptor)); |
219 | memcpy(usb_buffer + size, (void *)&endpoint_descriptor, | 187 | size += sizeof(layout_descriptor); |
220 | sizeof(endpoint_descriptor)); | 188 | /* hwstub target */ |
221 | size += sizeof(endpoint_descriptor); | 189 | fill_layout_info(); |
222 | /* endpoint 2: bulk in */ | 190 | memcpy(usb_buffer + size, (void *)&target_descriptor, |
223 | endpoint_descriptor.bEndpointAddress = EP_BULK | USB_DIR_IN; | 191 | sizeof(target_descriptor)); |
224 | endpoint_descriptor.bmAttributes = USB_ENDPOINT_XFER_BULK; | 192 | size += sizeof(target_descriptor); |
225 | endpoint_descriptor.wMaxPacketSize = 512; | 193 | /* target specific descriptors */ |
226 | memcpy(usb_buffer + size, (void *)&endpoint_descriptor, | 194 | target_get_config_desc(usb_buffer + size, &size); |
227 | sizeof(endpoint_descriptor)); | ||
228 | size += sizeof(endpoint_descriptor); | ||
229 | /* endpoint 3: int in */ | ||
230 | endpoint_descriptor.bEndpointAddress = EP_INT | USB_DIR_IN; | ||
231 | endpoint_descriptor.bmAttributes = USB_ENDPOINT_XFER_INT; | ||
232 | endpoint_descriptor.wMaxPacketSize = 1024; | ||
233 | memcpy(usb_buffer + size, (void *)&endpoint_descriptor, | ||
234 | sizeof(endpoint_descriptor)); | ||
235 | size += sizeof(endpoint_descriptor); | ||
236 | |||
237 | /* fix config descriptor */ | 195 | /* fix config descriptor */ |
238 | config_descriptor.bNumInterfaces = 1; | 196 | config_descriptor.bNumInterfaces = 1; |
239 | config_descriptor.wTotalLength = size; | 197 | config_descriptor.wTotalLength = size; |
@@ -246,12 +204,27 @@ static void handle_std_dev_desc(struct usb_ctrlrequest *req) | |||
246 | if(index < USB_NUM_STRINGS) | 204 | if(index < USB_NUM_STRINGS) |
247 | { | 205 | { |
248 | size = usb_strings[index]->bLength; | 206 | size = usb_strings[index]->bLength; |
249 | ptr = usb_strings[index]; | 207 | ptr = (void *)usb_strings[index]; |
250 | } | 208 | } |
251 | else | 209 | else |
252 | usb_drv_stall(EP_CONTROL, true, true); | 210 | usb_drv_stall(EP_CONTROL, true, true); |
253 | break; | 211 | break; |
212 | case HWSTUB_DT_VERSION: | ||
213 | ptr = &version_descriptor; | ||
214 | size = sizeof(version_descriptor); | ||
215 | break; | ||
216 | case HWSTUB_DT_LAYOUT: | ||
217 | ptr = &layout_descriptor; | ||
218 | size = sizeof(layout_descriptor); | ||
219 | break; | ||
220 | case HWSTUB_DT_TARGET: | ||
221 | ptr = &target_descriptor; | ||
222 | size = sizeof(target_descriptor); | ||
223 | break; | ||
254 | default: | 224 | default: |
225 | target_get_desc(req->wValue >> 8, &ptr); | ||
226 | if(ptr != 0) | ||
227 | size = ((struct usb_descriptor_header *)ptr)->bLength; | ||
255 | break; | 228 | break; |
256 | } | 229 | } |
257 | 230 | ||
@@ -280,7 +253,6 @@ static void handle_std_dev_req(struct usb_ctrlrequest *req) | |||
280 | break; | 253 | break; |
281 | case USB_REQ_SET_CONFIGURATION: | 254 | case USB_REQ_SET_CONFIGURATION: |
282 | usb_drv_send(EP_CONTROL, NULL, 0); | 255 | usb_drv_send(EP_CONTROL, NULL, 0); |
283 | set_config(); | ||
284 | break; | 256 | break; |
285 | case USB_REQ_GET_DESCRIPTOR: | 257 | case USB_REQ_GET_DESCRIPTOR: |
286 | handle_std_dev_desc(req); | 258 | handle_std_dev_desc(req); |
@@ -311,67 +283,6 @@ static void handle_std_req(struct usb_ctrlrequest *req) | |||
311 | } | 283 | } |
312 | } | 284 | } |
313 | 285 | ||
314 | struct usb_resp_info_version_t g_version = | ||
315 | { | ||
316 | .major = HWSTUB_VERSION_MAJOR, | ||
317 | .minor = HWSTUB_VERSION_MINOR, | ||
318 | .revision = HWSTUB_VERSION_REV | ||
319 | }; | ||
320 | |||
321 | struct usb_resp_info_layout_t g_layout; | ||
322 | |||
323 | struct usb_resp_info_features_t g_features = | ||
324 | { | ||
325 | .feature_mask = HWSTUB_FEATURE_LOG | HWSTUB_FEATURE_MEM | | ||
326 | HWSTUB_FEATURE_CALL | HWSTUB_FEATURE_JUMP | ||
327 | }; | ||
328 | |||
329 | static void fill_layout_info(void) | ||
330 | { | ||
331 | g_layout.oc_code_start = (uint32_t)oc_codestart; | ||
332 | g_layout.oc_code_size = oc_codesize; | ||
333 | g_layout.oc_stack_start = (uint32_t)oc_stackstart; | ||
334 | g_layout.oc_stack_size = oc_stacksize; | ||
335 | g_layout.oc_buffer_start = (uint32_t)oc_bufferstart; | ||
336 | g_layout.oc_buffer_size = oc_buffersize; | ||
337 | } | ||
338 | |||
339 | static void handle_get_info(struct usb_ctrlrequest *req) | ||
340 | { | ||
341 | void *ptr = NULL; | ||
342 | int size = 0; | ||
343 | switch(req->wIndex) | ||
344 | { | ||
345 | case HWSTUB_INFO_VERSION: | ||
346 | ptr = &g_version; | ||
347 | size = sizeof(g_version); | ||
348 | break; | ||
349 | case HWSTUB_INFO_LAYOUT: | ||
350 | fill_layout_info(); | ||
351 | ptr = &g_layout; | ||
352 | size = sizeof(g_layout); | ||
353 | break; | ||
354 | case HWSTUB_INFO_FEATURES: | ||
355 | ptr = &g_features; | ||
356 | size = sizeof(g_features); | ||
357 | break; | ||
358 | default: | ||
359 | size = target_get_info(req->wIndex, &ptr); | ||
360 | if(size < 0) | ||
361 | usb_drv_stall(EP_CONTROL, true, true); | ||
362 | } | ||
363 | |||
364 | if(ptr) | ||
365 | { | ||
366 | int length = MIN(size, req->wLength); | ||
367 | |||
368 | if(ptr != usb_buffer) | ||
369 | memcpy(usb_buffer, ptr, length); | ||
370 | usb_drv_send(EP_CONTROL, usb_buffer, length); | ||
371 | usb_drv_recv(EP_CONTROL, NULL, 0); | ||
372 | } | ||
373 | } | ||
374 | |||
375 | static void handle_get_log(struct usb_ctrlrequest *req) | 286 | static void handle_get_log(struct usb_ctrlrequest *req) |
376 | { | 287 | { |
377 | enable_logf(false); | 288 | enable_logf(false); |
@@ -421,28 +332,10 @@ static void handle_call_jump(struct usb_ctrlrequest *req) | |||
421 | } | 332 | } |
422 | } | 333 | } |
423 | 334 | ||
424 | static void handle_atexit(struct usb_ctrlrequest *req) | ||
425 | { | ||
426 | if(target_atexit(req->wIndex) < 0) | ||
427 | usb_drv_stall(EP_CONTROL, true, true); | ||
428 | else | ||
429 | usb_drv_send(EP_CONTROL, NULL, 0); | ||
430 | } | ||
431 | |||
432 | static void handle_exit(struct usb_ctrlrequest *req) | ||
433 | { | ||
434 | (void)req; | ||
435 | usb_drv_send(EP_CONTROL, NULL, 0); | ||
436 | g_exit = true; | ||
437 | } | ||
438 | |||
439 | static void handle_class_dev_req(struct usb_ctrlrequest *req) | 335 | static void handle_class_dev_req(struct usb_ctrlrequest *req) |
440 | { | 336 | { |
441 | switch(req->bRequest) | 337 | switch(req->bRequest) |
442 | { | 338 | { |
443 | case HWSTUB_GET_INFO: | ||
444 | handle_get_info(req); | ||
445 | break; | ||
446 | case HWSTUB_GET_LOG: | 339 | case HWSTUB_GET_LOG: |
447 | handle_get_log(req); | 340 | handle_get_log(req); |
448 | break; | 341 | break; |
@@ -453,11 +346,6 @@ static void handle_class_dev_req(struct usb_ctrlrequest *req) | |||
453 | case HWSTUB_JUMP: | 346 | case HWSTUB_JUMP: |
454 | handle_call_jump(req); | 347 | handle_call_jump(req); |
455 | break; | 348 | break; |
456 | case HWSTUB_ATEXIT: | ||
457 | handle_atexit(req); | ||
458 | break; | ||
459 | case HWSTUB_EXIT: | ||
460 | handle_exit(req); | ||
461 | break; | 349 | break; |
462 | default: | 350 | default: |
463 | usb_drv_stall(EP_CONTROL, true, true); | 351 | usb_drv_stall(EP_CONTROL, true, true); |
@@ -510,5 +398,4 @@ void main(uint32_t arg) | |||
510 | } | 398 | } |
511 | } | 399 | } |
512 | usb_drv_exit(); | 400 | usb_drv_exit(); |
513 | target_exit(); | ||
514 | } | 401 | } |