Various cosmetic and whitespace fixes.

This commit is contained in:
Uwe Hermann
2011-11-02 20:48:17 +01:00
parent dc19a4ecfb
commit cc3565a544
4 changed files with 165 additions and 182 deletions

View File

@@ -28,8 +28,8 @@
#define APP_ADDRESS 0x08002000 #define APP_ADDRESS 0x08002000
/* Commands sent with wBlockNum == 0 as per ST implementation. */ /* Commands sent with wBlockNum == 0 as per ST implementation. */
#define CMD_SETADDR 0x21 #define CMD_SETADDR 0x21
#define CMD_ERASE 0x41 #define CMD_ERASE 0x41
/* We need a special large control buffer for this device: */ /* We need a special large control buffer for this device: */
u8 usbd_control_buffer[1024]; u8 usbd_control_buffer[1024];
@@ -44,20 +44,20 @@ static struct {
} prog; } prog;
const struct usb_device_descriptor dev = { const struct usb_device_descriptor dev = {
.bLength = USB_DT_DEVICE_SIZE, .bLength = USB_DT_DEVICE_SIZE,
.bDescriptorType = USB_DT_DEVICE, .bDescriptorType = USB_DT_DEVICE,
.bcdUSB = 0x0200, .bcdUSB = 0x0200,
.bDeviceClass = 0, .bDeviceClass = 0,
.bDeviceSubClass = 0, .bDeviceSubClass = 0,
.bDeviceProtocol = 0, .bDeviceProtocol = 0,
.bMaxPacketSize0 = 64, .bMaxPacketSize0 = 64,
.idVendor = 0x0483, .idVendor = 0x0483,
.idProduct = 0xDF11, .idProduct = 0xDF11,
.bcdDevice = 0x0200, .bcdDevice = 0x0200,
.iManufacturer = 1, .iManufacturer = 1,
.iProduct = 2, .iProduct = 2,
.iSerialNumber = 3, .iSerialNumber = 3,
.bNumConfigurations = 1, .bNumConfigurations = 1,
}; };
const struct usb_dfu_descriptor dfu_function = { const struct usb_dfu_descriptor dfu_function = {
@@ -79,7 +79,7 @@ const struct usb_interface_descriptor iface = {
.bInterfaceSubClass = 1, .bInterfaceSubClass = 1,
.bInterfaceProtocol = 2, .bInterfaceProtocol = 2,
/* The ST Microelectronics DfuSe application needs this string. /* The ST Microelectronics DfuSe application needs this string.
* The format isn't documented... */ * The format isn't documented... */
.iInterface = 4, .iInterface = 4,
@@ -110,23 +110,21 @@ static const char *usb_strings[] = {
"Black Sphere Technologies", "Black Sphere Technologies",
"DFU Demo", "DFU Demo",
"DEMO", "DEMO",
/* This string is used by ST Microelectronics' DfuSe utility */ /* This string is used by ST Microelectronics' DfuSe utility. */
"@Internal Flash /0x08000000/8*001Ka,56*001Kg" "@Internal Flash /0x08000000/8*001Ka,56*001Kg"
}; };
static u8 usbdfu_getstatus(u32 *bwPollTimeout) static u8 usbdfu_getstatus(u32 *bwPollTimeout)
{ {
switch(usbdfu_state) { switch (usbdfu_state) {
case STATE_DFU_DNLOAD_SYNC: case STATE_DFU_DNLOAD_SYNC:
usbdfu_state = STATE_DFU_DNBUSY; usbdfu_state = STATE_DFU_DNBUSY;
*bwPollTimeout = 100; *bwPollTimeout = 100;
return DFU_STATUS_OK; return DFU_STATUS_OK;
case STATE_DFU_MANIFEST_SYNC: case STATE_DFU_MANIFEST_SYNC:
/* Device will reset when read is complete */ /* Device will reset when read is complete. */
usbdfu_state = STATE_DFU_MANIFEST; usbdfu_state = STATE_DFU_MANIFEST;
return DFU_STATUS_OK; return DFU_STATUS_OK;
default: default:
return DFU_STATUS_OK; return DFU_STATUS_OK;
} }
@@ -137,56 +135,50 @@ static void usbdfu_getstatus_complete(struct usb_setup_data *req)
int i; int i;
(void)req; (void)req;
switch(usbdfu_state) { switch (usbdfu_state) {
case STATE_DFU_DNBUSY: case STATE_DFU_DNBUSY:
flash_unlock(); flash_unlock();
if(prog.blocknum == 0) { if (prog.blocknum == 0) {
switch(prog.buf[0]) { switch (prog.buf[0]) {
case CMD_ERASE: case CMD_ERASE:
flash_erase_page(*(u32*)(prog.buf+1)); flash_erase_page(*(u32 *)(prog.buf + 1));
case CMD_SETADDR: case CMD_SETADDR:
prog.addr = *(u32*)(prog.buf+1); prog.addr = *(u32 *)(prog.buf + 1);
} }
} else { } else {
u32 baseaddr = prog.addr + u32 baseaddr = prog.addr + ((prog.blocknum - 2) *
((prog.blocknum - 2) * dfu_function.wTransferSize);
dfu_function.wTransferSize); for (i = 0; i < prog.len; i += 2)
for(i = 0; i < prog.len; i += 2) flash_program_half_word(baseaddr + i,
flash_program_half_word(baseaddr + i, *(u16 *)(prog.buf + i));
*(u16*)(prog.buf+i));
} }
flash_lock(); flash_lock();
/* We jump straight to dfuDNLOAD-IDLE, /* Jump straight to dfuDNLOAD-IDLE, skipping dfuDNLOAD-SYNC. */
* skipping dfuDNLOAD-SYNC
*/
usbdfu_state = STATE_DFU_DNLOAD_IDLE; usbdfu_state = STATE_DFU_DNLOAD_IDLE;
return; return;
case STATE_DFU_MANIFEST: case STATE_DFU_MANIFEST:
/* USB device must detach, we just reset... */ /* USB device must detach, we just reset... */
scb_reset_system(); scb_reset_system();
return; /* Will never return */ return; /* Will never return. */
default: default:
return; return;
} }
} }
static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf, static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
u16 *len, void (**complete)(struct usb_setup_data *req)) u16 *len, void (**complete)(struct usb_setup_data *req))
{ {
if ((req->bmRequestType & 0x7F) != 0x21)
return 0; /* Only accept class request. */
if((req->bmRequestType & 0x7F) != 0x21) switch (req->bRequest) {
return 0; /* Only accept class request */
switch(req->bRequest) {
case DFU_DNLOAD: case DFU_DNLOAD:
if((len == NULL) || (*len == 0)) { if ((len == NULL) || (*len == 0)) {
usbdfu_state = STATE_DFU_MANIFEST_SYNC; usbdfu_state = STATE_DFU_MANIFEST_SYNC;
return 1; return 1;
} else { } else {
/* Copy download data for use on GET_STATUS */ /* Copy download data for use on GET_STATUS. */
prog.blocknum = req->wValue; prog.blocknum = req->wValue;
prog.len = *len; prog.len = *len;
memcpy(prog.buf, *buf, *len); memcpy(prog.buf, *buf, *len);
@@ -194,34 +186,31 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
return 1; return 1;
} }
case DFU_CLRSTATUS: case DFU_CLRSTATUS:
/* Clear error and return to dfuIDLE */ /* Clear error and return to dfuIDLE. */
if(usbdfu_state == STATE_DFU_ERROR) if (usbdfu_state == STATE_DFU_ERROR)
usbdfu_state = STATE_DFU_IDLE; usbdfu_state = STATE_DFU_IDLE;
return 1; return 1;
case DFU_ABORT: case DFU_ABORT:
/* Abort returns to dfuIDLE state */ /* Abort returns to dfuIDLE state. */
usbdfu_state = STATE_DFU_IDLE; usbdfu_state = STATE_DFU_IDLE;
return 1; return 1;
case DFU_UPLOAD: case DFU_UPLOAD:
/* Upload not supported for now */ /* Upload not supported for now. */
return 0; return 0;
case DFU_GETSTATUS: { case DFU_GETSTATUS: {
u32 bwPollTimeout = 0; /* 24-bit integer in DFU class spec */ u32 bwPollTimeout = 0; /* 24-bit integer in DFU class spec */
(*buf)[0] = usbdfu_getstatus(&bwPollTimeout); (*buf)[0] = usbdfu_getstatus(&bwPollTimeout);
(*buf)[1] = bwPollTimeout & 0xFF; (*buf)[1] = bwPollTimeout & 0xFF;
(*buf)[2] = (bwPollTimeout >> 8) & 0xFF; (*buf)[2] = (bwPollTimeout >> 8) & 0xFF;
(*buf)[3] = (bwPollTimeout >> 16) & 0xFF; (*buf)[3] = (bwPollTimeout >> 16) & 0xFF;
(*buf)[4] = usbdfu_state; (*buf)[4] = usbdfu_state;
(*buf)[5] = 0; /* iString not used here */ (*buf)[5] = 0; /* iString not used here */
*len = 6; *len = 6;
*complete = usbdfu_getstatus_complete; *complete = usbdfu_getstatus_complete;
return 1; return 1;
} }
case DFU_GETSTATE: case DFU_GETSTATE:
/* Return state with no state transision */ /* Return state with no state transision. */
*buf[0] = usbdfu_state; *buf[0] = usbdfu_state;
*len = 1; *len = 1;
return 1; return 1;
@@ -233,25 +222,27 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
int main(void) int main(void)
{ {
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN); rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
if(!gpio_get(GPIOA, GPIO10)) {
/* Boot the application if it's valid */ if (!gpio_get(GPIOA, GPIO10)) {
if((*(volatile u32*)APP_ADDRESS & 0x2FFE0000) == 0x20000000) { /* Boot the application if it's valid. */
/* Set vector table base address */ if ((*(volatile u32 *)APP_ADDRESS & 0x2FFE0000) == 0x20000000) {
/* Set vector table base address. */
SCB_VTOR = APP_ADDRESS & 0xFFFF; SCB_VTOR = APP_ADDRESS & 0xFFFF;
/* Initialise master stack pointer */ /* Initialise master stack pointer. */
asm volatile ("msr msp, %0"::"g" asm volatile("msr msp, %0"::"g"
(*(volatile u32*)APP_ADDRESS)); (*(volatile u32 *)APP_ADDRESS));
/* Jump to application */ /* Jump to application. */
(*(void(**)())(APP_ADDRESS + 4))(); (*(void (**)())(APP_ADDRESS + 4))();
} }
} }
rcc_clock_setup_in_hsi_out_48mhz(); rcc_clock_setup_in_hsi_out_48mhz();
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN); rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
gpio_set(GPIOC, GPIO2); gpio_set(GPIOC, GPIO2);
gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ, GPIO_CNF_OUTPUT_PUSHPULL, GPIO2); gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_50_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO2);
usbd_init(&stm32f107_usb_driver, &dev, &config, usb_strings); usbd_init(&stm32f107_usb_driver, &dev, &config, usb_strings);
usbd_set_control_buffer_size(sizeof(usbd_control_buffer)); usbd_set_control_buffer_size(sizeof(usbd_control_buffer));
@@ -262,6 +253,6 @@ int main(void)
gpio_clear(GPIOC, GPIO2); gpio_clear(GPIOC, GPIO2);
while (1) while (1)
usbd_poll(); usbd_poll();
} }

View File

@@ -28,8 +28,8 @@
#define APP_ADDRESS 0x08002000 #define APP_ADDRESS 0x08002000
/* Commands sent with wBlockNum == 0 as per ST implementation. */ /* Commands sent with wBlockNum == 0 as per ST implementation. */
#define CMD_SETADDR 0x21 #define CMD_SETADDR 0x21
#define CMD_ERASE 0x41 #define CMD_ERASE 0x41
/* We need a special large control buffer for this device: */ /* We need a special large control buffer for this device: */
u8 usbd_control_buffer[1024]; u8 usbd_control_buffer[1024];
@@ -44,20 +44,20 @@ static struct {
} prog; } prog;
const struct usb_device_descriptor dev = { const struct usb_device_descriptor dev = {
.bLength = USB_DT_DEVICE_SIZE, .bLength = USB_DT_DEVICE_SIZE,
.bDescriptorType = USB_DT_DEVICE, .bDescriptorType = USB_DT_DEVICE,
.bcdUSB = 0x0200, .bcdUSB = 0x0200,
.bDeviceClass = 0, .bDeviceClass = 0,
.bDeviceSubClass = 0, .bDeviceSubClass = 0,
.bDeviceProtocol = 0, .bDeviceProtocol = 0,
.bMaxPacketSize0 = 64, .bMaxPacketSize0 = 64,
.idVendor = 0x0483, .idVendor = 0x0483,
.idProduct = 0xDF11, .idProduct = 0xDF11,
.bcdDevice = 0x0200, .bcdDevice = 0x0200,
.iManufacturer = 1, .iManufacturer = 1,
.iProduct = 2, .iProduct = 2,
.iSerialNumber = 3, .iSerialNumber = 3,
.bNumConfigurations = 1, .bNumConfigurations = 1,
}; };
const struct usb_dfu_descriptor dfu_function = { const struct usb_dfu_descriptor dfu_function = {
@@ -79,7 +79,7 @@ const struct usb_interface_descriptor iface = {
.bInterfaceSubClass = 1, .bInterfaceSubClass = 1,
.bInterfaceProtocol = 2, .bInterfaceProtocol = 2,
/* The ST Microelectronics DfuSe application needs this string. /* The ST Microelectronics DfuSe application needs this string.
* The format isn't documented... */ * The format isn't documented... */
.iInterface = 4, .iInterface = 4,
@@ -110,23 +110,21 @@ static const char *usb_strings[] = {
"Black Sphere Technologies", "Black Sphere Technologies",
"DFU Demo", "DFU Demo",
"DEMO", "DEMO",
/* This string is used by ST Microelectronics' DfuSe utility */ /* This string is used by ST Microelectronics' DfuSe utility. */
"@Internal Flash /0x08000000/8*001Ka,56*001Kg" "@Internal Flash /0x08000000/8*001Ka,56*001Kg"
}; };
static u8 usbdfu_getstatus(u32 *bwPollTimeout) static u8 usbdfu_getstatus(u32 *bwPollTimeout)
{ {
switch(usbdfu_state) { switch (usbdfu_state) {
case STATE_DFU_DNLOAD_SYNC: case STATE_DFU_DNLOAD_SYNC:
usbdfu_state = STATE_DFU_DNBUSY; usbdfu_state = STATE_DFU_DNBUSY;
*bwPollTimeout = 100; *bwPollTimeout = 100;
return DFU_STATUS_OK; return DFU_STATUS_OK;
case STATE_DFU_MANIFEST_SYNC: case STATE_DFU_MANIFEST_SYNC:
/* Device will reset when read is complete */ /* Device will reset when read is complete. */
usbdfu_state = STATE_DFU_MANIFEST; usbdfu_state = STATE_DFU_MANIFEST;
return DFU_STATUS_OK; return DFU_STATUS_OK;
default: default:
return DFU_STATUS_OK; return DFU_STATUS_OK;
} }
@@ -137,56 +135,50 @@ static void usbdfu_getstatus_complete(struct usb_setup_data *req)
int i; int i;
(void)req; (void)req;
switch(usbdfu_state) { switch (usbdfu_state) {
case STATE_DFU_DNBUSY: case STATE_DFU_DNBUSY:
flash_unlock(); flash_unlock();
if(prog.blocknum == 0) { if (prog.blocknum == 0) {
switch(prog.buf[0]) { switch (prog.buf[0]) {
case CMD_ERASE: case CMD_ERASE:
flash_erase_page(*(u32*)(prog.buf+1)); flash_erase_page(*(u32 *)(prog.buf + 1));
case CMD_SETADDR: case CMD_SETADDR:
prog.addr = *(u32*)(prog.buf+1); prog.addr = *(u32 *)(prog.buf + 1);
} }
} else { } else {
u32 baseaddr = prog.addr + u32 baseaddr = prog.addr + ((prog.blocknum - 2) *
((prog.blocknum - 2) * dfu_function.wTransferSize);
dfu_function.wTransferSize); for (i = 0; i < prog.len; i += 2)
for(i = 0; i < prog.len; i += 2) flash_program_half_word(baseaddr + i,
flash_program_half_word(baseaddr + i, *(u16 *)(prog.buf + i));
*(u16*)(prog.buf+i));
} }
flash_lock(); flash_lock();
/* We jump straight to dfuDNLOAD-IDLE, /* Jump straight to dfuDNLOAD-IDLE, skipping dfuDNLOAD-SYNC. */
* skipping dfuDNLOAD-SYNC
*/
usbdfu_state = STATE_DFU_DNLOAD_IDLE; usbdfu_state = STATE_DFU_DNLOAD_IDLE;
return; return;
case STATE_DFU_MANIFEST: case STATE_DFU_MANIFEST:
/* USB device must detach, we just reset... */ /* USB device must detach, we just reset... */
scb_reset_system(); scb_reset_system();
return; /* Will never return */ return; /* Will never return. */
default: default:
return; return;
} }
} }
static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf, static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
u16 *len, void (**complete)(struct usb_setup_data *req)) u16 *len, void (**complete)(struct usb_setup_data *req))
{ {
if ((req->bmRequestType & 0x7F) != 0x21)
return 0; /* Only accept class request. */
if((req->bmRequestType & 0x7F) != 0x21) switch (req->bRequest) {
return 0; /* Only accept class request */
switch(req->bRequest) {
case DFU_DNLOAD: case DFU_DNLOAD:
if((len == NULL) || (*len == 0)) { if ((len == NULL) || (*len == 0)) {
usbdfu_state = STATE_DFU_MANIFEST_SYNC; usbdfu_state = STATE_DFU_MANIFEST_SYNC;
return 1; return 1;
} else { } else {
/* Copy download data for use on GET_STATUS */ /* Copy download data for use on GET_STATUS. */
prog.blocknum = req->wValue; prog.blocknum = req->wValue;
prog.len = *len; prog.len = *len;
memcpy(prog.buf, *buf, *len); memcpy(prog.buf, *buf, *len);
@@ -194,34 +186,31 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
return 1; return 1;
} }
case DFU_CLRSTATUS: case DFU_CLRSTATUS:
/* Clear error and return to dfuIDLE */ /* Clear error and return to dfuIDLE. */
if(usbdfu_state == STATE_DFU_ERROR) if (usbdfu_state == STATE_DFU_ERROR)
usbdfu_state = STATE_DFU_IDLE; usbdfu_state = STATE_DFU_IDLE;
return 1; return 1;
case DFU_ABORT: case DFU_ABORT:
/* Abort returns to dfuIDLE state */ /* Abort returns to dfuIDLE state. */
usbdfu_state = STATE_DFU_IDLE; usbdfu_state = STATE_DFU_IDLE;
return 1; return 1;
case DFU_UPLOAD: case DFU_UPLOAD:
/* Upload not supported for now */ /* Upload not supported for now. */
return 0; return 0;
case DFU_GETSTATUS: { case DFU_GETSTATUS: {
u32 bwPollTimeout = 0; /* 24-bit integer in DFU class spec */ u32 bwPollTimeout = 0; /* 24-bit integer in DFU class spec */
(*buf)[0] = usbdfu_getstatus(&bwPollTimeout); (*buf)[0] = usbdfu_getstatus(&bwPollTimeout);
(*buf)[1] = bwPollTimeout & 0xFF; (*buf)[1] = bwPollTimeout & 0xFF;
(*buf)[2] = (bwPollTimeout >> 8) & 0xFF; (*buf)[2] = (bwPollTimeout >> 8) & 0xFF;
(*buf)[3] = (bwPollTimeout >> 16) & 0xFF; (*buf)[3] = (bwPollTimeout >> 16) & 0xFF;
(*buf)[4] = usbdfu_state; (*buf)[4] = usbdfu_state;
(*buf)[5] = 0; /* iString not used here */ (*buf)[5] = 0; /* iString not used here */
*len = 6; *len = 6;
*complete = usbdfu_getstatus_complete; *complete = usbdfu_getstatus_complete;
return 1; return 1;
} }
case DFU_GETSTATE: case DFU_GETSTATE:
/* Return state with no state transision */ /* Return state with no state transision. */
*buf[0] = usbdfu_state; *buf[0] = usbdfu_state;
*len = 1; *len = 1;
return 1; return 1;
@@ -233,20 +222,21 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
int main(void) int main(void)
{ {
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN); rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
if(!gpio_get(GPIOA, GPIO10)) {
/* Boot the application if it's valid */ if (!gpio_get(GPIOA, GPIO10)) {
if((*(volatile u32*)APP_ADDRESS & 0x2FFE0000) == 0x20000000) { /* Boot the application if it's valid. */
/* Set vector table base address */ if ((*(volatile u32 *)APP_ADDRESS & 0x2FFE0000) == 0x20000000) {
/* Set vector table base address. */
SCB_VTOR = APP_ADDRESS & 0xFFFF; SCB_VTOR = APP_ADDRESS & 0xFFFF;
/* Initialise master stack pointer */ /* Initialise master stack pointer. */
asm volatile ("msr msp, %0"::"g" asm volatile("msr msp, %0"::"g"
(*(volatile u32*)APP_ADDRESS)); (*(volatile u32 *)APP_ADDRESS));
/* Jump to application */ /* Jump to application. */
(*(void(**)())(APP_ADDRESS + 4))(); (*(void (**)())(APP_ADDRESS + 4))();
} }
} }
rcc_clock_setup_in_hsi_out_48mhz(); rcc_clock_setup_in_hsi_out_48mhz();
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN); rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPAEN);
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_AFIOEN); rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_AFIOEN);
@@ -262,9 +252,9 @@ int main(void)
usbdfu_control_request); usbdfu_control_request);
gpio_set(GPIOA, GPIO15); gpio_set(GPIOA, GPIO15);
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ, gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO15); GPIO_CNF_OUTPUT_PUSHPULL, GPIO15);
while (1) while (1)
usbd_poll(); usbd_poll();
} }

View File

@@ -116,7 +116,7 @@ static const char *usb_strings[] = {
static u8 usbdfu_getstatus(u32 *bwPollTimeout) static u8 usbdfu_getstatus(u32 *bwPollTimeout)
{ {
switch(usbdfu_state) { switch (usbdfu_state) {
case STATE_DFU_DNLOAD_SYNC: case STATE_DFU_DNLOAD_SYNC:
usbdfu_state = STATE_DFU_DNBUSY; usbdfu_state = STATE_DFU_DNBUSY;
*bwPollTimeout = 100; *bwPollTimeout = 100;
@@ -139,7 +139,7 @@ static void usbdfu_getstatus_complete(struct usb_setup_data *req)
case STATE_DFU_DNBUSY: case STATE_DFU_DNBUSY:
flash_unlock(); flash_unlock();
if (prog.blocknum == 0) { if (prog.blocknum == 0) {
switch(prog.buf[0]) { switch (prog.buf[0]) {
case CMD_ERASE: case CMD_ERASE:
flash_erase_page(*(u32 *)(prog.buf + 1)); flash_erase_page(*(u32 *)(prog.buf + 1));
case CMD_SETADDR: case CMD_SETADDR:
@@ -169,10 +169,10 @@ static void usbdfu_getstatus_complete(struct usb_setup_data *req)
static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf, static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
u16 *len, void (**complete)(struct usb_setup_data *req)) u16 *len, void (**complete)(struct usb_setup_data *req))
{ {
if ((req->bmRequestType & 0x7f) != 0x21) if ((req->bmRequestType & 0x7F) != 0x21)
return 0; /* Only accept class request. */ return 0; /* Only accept class request. */
switch(req->bRequest) { switch (req->bRequest) {
case DFU_DNLOAD: case DFU_DNLOAD:
if ((len == NULL) || (*len == 0)) { if ((len == NULL) || (*len == 0)) {
usbdfu_state = STATE_DFU_MANIFEST_SYNC; usbdfu_state = STATE_DFU_MANIFEST_SYNC;
@@ -187,7 +187,7 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
} }
case DFU_CLRSTATUS: case DFU_CLRSTATUS:
/* Clear error and return to dfuIDLE. */ /* Clear error and return to dfuIDLE. */
if(usbdfu_state == STATE_DFU_ERROR) if (usbdfu_state == STATE_DFU_ERROR)
usbdfu_state = STATE_DFU_IDLE; usbdfu_state = STATE_DFU_IDLE;
return 1; return 1;
case DFU_ABORT: case DFU_ABORT:
@@ -199,7 +199,6 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
return 0; return 0;
case DFU_GETSTATUS: { case DFU_GETSTATUS: {
u32 bwPollTimeout = 0; /* 24-bit integer in DFU class spec */ u32 bwPollTimeout = 0; /* 24-bit integer in DFU class spec */
(*buf)[0] = usbdfu_getstatus(&bwPollTimeout); (*buf)[0] = usbdfu_getstatus(&bwPollTimeout);
(*buf)[1] = bwPollTimeout & 0xFF; (*buf)[1] = bwPollTimeout & 0xFF;
(*buf)[2] = (bwPollTimeout >> 8) & 0xFF; (*buf)[2] = (bwPollTimeout >> 8) & 0xFF;
@@ -207,9 +206,7 @@ static int usbdfu_control_request(struct usb_setup_data *req, u8 **buf,
(*buf)[4] = usbdfu_state; (*buf)[4] = usbdfu_state;
(*buf)[5] = 0; /* iString not used here */ (*buf)[5] = 0; /* iString not used here */
*len = 6; *len = 6;
*complete = usbdfu_getstatus_complete; *complete = usbdfu_getstatus_complete;
return 1; return 1;
} }
case DFU_GETSTATE: case DFU_GETSTATE:
@@ -228,14 +225,14 @@ int main(void)
if (!gpio_get(GPIOA, GPIO10)) { if (!gpio_get(GPIOA, GPIO10)) {
/* Boot the application if it's valid. */ /* Boot the application if it's valid. */
if ((*(volatile u32*)APP_ADDRESS & 0x2FFE0000) == 0x20000000) { if ((*(volatile u32 *)APP_ADDRESS & 0x2FFE0000) == 0x20000000) {
/* Set vector table base address. */ /* Set vector table base address. */
SCB_VTOR = APP_ADDRESS & 0xFFFF; SCB_VTOR = APP_ADDRESS & 0xFFFF;
/* Initialise master stack pointer. */ /* Initialise master stack pointer. */
asm volatile ("msr msp, %0"::"g" asm volatile("msr msp, %0"::"g"
(*(volatile u32 *)APP_ADDRESS)); (*(volatile u32 *)APP_ADDRESS));
/* Jump to application. */ /* Jump to application. */
(*(void(**)())(APP_ADDRESS + 4))(); (*(void (**)())(APP_ADDRESS + 4))();
} }
} }

View File

@@ -33,23 +33,23 @@
#endif #endif
const struct usb_device_descriptor dev = { const struct usb_device_descriptor dev = {
.bLength = USB_DT_DEVICE_SIZE, .bLength = USB_DT_DEVICE_SIZE,
.bDescriptorType = USB_DT_DEVICE, .bDescriptorType = USB_DT_DEVICE,
.bcdUSB = 0x0200, .bcdUSB = 0x0200,
.bDeviceClass = 0, .bDeviceClass = 0,
.bDeviceSubClass = 0, .bDeviceSubClass = 0,
.bDeviceProtocol = 0, .bDeviceProtocol = 0,
.bMaxPacketSize0 = 64, .bMaxPacketSize0 = 64,
.idVendor = 0x0483, .idVendor = 0x0483,
.idProduct = 0x5710, .idProduct = 0x5710,
.bcdDevice = 0x0200, .bcdDevice = 0x0200,
.iManufacturer = 1, .iManufacturer = 1,
.iProduct = 2, .iProduct = 2,
.iSerialNumber = 3, .iSerialNumber = 3,
.bNumConfigurations = 1, .bNumConfigurations = 1,
}; };
/* I have no idea what this means. I haven't read the HID spec. */ /* I have no idea what this means. I haven't read the HID spec. */
static const u8 hid_report_descriptor[] = { static const u8 hid_report_descriptor[] = {
0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01, 0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01,
0xA1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03, 0xA1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03,
@@ -60,7 +60,7 @@ static const u8 hid_report_descriptor[] = {
0x81, 0x06, 0xC0, 0x09, 0x3c, 0x05, 0xff, 0x09, 0x81, 0x06, 0xC0, 0x09, 0x3c, 0x05, 0xff, 0x09,
0x01, 0x15, 0x00, 0x25, 0x01, 0x75, 0x01, 0x95, 0x01, 0x15, 0x00, 0x25, 0x01, 0x75, 0x01, 0x95,
0x02, 0xb1, 0x22, 0x75, 0x06, 0x95, 0x01, 0xb1, 0x02, 0xb1, 0x22, 0x75, 0x06, 0x95, 0x01, 0xb1,
0x01, 0xc0 0x01, 0xc0,
}; };
static const struct { static const struct {
@@ -80,7 +80,7 @@ static const struct {
.hid_report = { .hid_report = {
.bReportDescriptorType = USB_DT_REPORT, .bReportDescriptorType = USB_DT_REPORT,
.wDescriptorLength = sizeof(hid_report_descriptor), .wDescriptorLength = sizeof(hid_report_descriptor),
} },
}; };
const struct usb_endpoint_descriptor hid_endpoint = { const struct usb_endpoint_descriptor hid_endpoint = {
@@ -174,13 +174,13 @@ static int hid_control_request(struct usb_setup_data *req, u8 **buf, u16 *len,
{ {
(void)complete; (void)complete;
if((req->bmRequestType != 0x81) || if ((req->bmRequestType != 0x81) ||
(req->bRequest != USB_REQ_GET_DESCRIPTOR) || (req->bRequest != USB_REQ_GET_DESCRIPTOR) ||
(req->wValue != 0x2200)) (req->wValue != 0x2200))
return 0; return 0;
/* Handle the HID report descriptor */ /* Handle the HID report descriptor. */
*buf = (u8*)hid_report_descriptor; *buf = (u8 *)hid_report_descriptor;
*len = sizeof(hid_report_descriptor); *len = sizeof(hid_report_descriptor);
return 1; return 1;
@@ -192,7 +192,7 @@ static void dfu_detach_complete(struct usb_setup_data *req)
(void)req; (void)req;
gpio_set_mode(GPIOA, GPIO_MODE_INPUT, 0, GPIO15); gpio_set_mode(GPIOA, GPIO_MODE_INPUT, 0, GPIO15);
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ, gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO10); GPIO_CNF_OUTPUT_PUSHPULL, GPIO10);
gpio_set(GPIOA, GPIO10); gpio_set(GPIOA, GPIO10);
scb_reset_core(); scb_reset_core();
@@ -201,11 +201,11 @@ static void dfu_detach_complete(struct usb_setup_data *req)
static int dfu_control_request(struct usb_setup_data *req, u8 **buf, u16 *len, static int dfu_control_request(struct usb_setup_data *req, u8 **buf, u16 *len,
void (**complete)(struct usb_setup_data *req)) void (**complete)(struct usb_setup_data *req))
{ {
(void)buf; (void)buf;
(void)len; (void)len;
if((req->bmRequestType != 0x21) || (req->bRequest != DFU_DETACH)) if ((req->bmRequestType != 0x21) || (req->bRequest != DFU_DETACH))
return 0; /* Only accept class request */ return 0; /* Only accept class request. */
*complete = dfu_detach_complete; *complete = dfu_detach_complete;
@@ -238,22 +238,25 @@ static void hid_set_config(u16 wValue)
int main(void) int main(void)
{ {
rcc_clock_setup_in_hsi_out_48mhz(); int i;
rcc_clock_setup_in_hsi_out_48mhz();
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN); rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_IOPCEN);
gpio_set(GPIOC, GPIO11); gpio_set(GPIOC, GPIO11);
gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ, gpio_set_mode(GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO11); GPIO_CNF_OUTPUT_PUSHPULL, GPIO11);
usbd_init(&stm32f103_usb_driver, &dev, &config, usb_strings); usbd_init(&stm32f103_usb_driver, &dev, &config, usb_strings);
usbd_register_set_config_callback(hid_set_config); usbd_register_set_config_callback(hid_set_config);
{int i; for (i=0;i<0x80000;i++);} for (i = 0; i < 0x80000; i++)
__asm__("nop");
gpio_clear(GPIOC, GPIO11); gpio_clear(GPIOC, GPIO11);
while (1) while (1)
usbd_poll(); usbd_poll();
} }
@@ -265,8 +268,10 @@ void sys_tick_handler(void)
buf[1] = dir; buf[1] = dir;
x += dir; x += dir;
if(x > 30) dir = -dir; if (x > 30)
if(x < -30) dir = -dir; dir = -dir;
if (x < -30)
dir = -dir;
usbd_ep_write_packet(0x81, buf, 4); usbd_ep_write_packet(0x81, buf, 4);
} }