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@ -55,6 +55,7 @@ static inline struct f_fastboot *func_to_fastboot(struct usb_function *f) |
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static struct f_fastboot *fastboot_func; |
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static unsigned int download_size; |
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static unsigned int download_bytes; |
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static bool is_high_speed; |
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static struct usb_endpoint_descriptor fs_ep_in = { |
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.bLength = USB_DT_ENDPOINT_SIZE, |
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@ -136,6 +137,7 @@ static int fastboot_bind(struct usb_configuration *c, struct usb_function *f) |
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int id; |
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struct usb_gadget *gadget = c->cdev->gadget; |
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struct f_fastboot *f_fb = func_to_fastboot(f); |
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const char *s; |
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/* DYNAMIC interface numbers assignments */ |
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id = usb_interface_id(c, f); |
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@ -161,6 +163,10 @@ static int fastboot_bind(struct usb_configuration *c, struct usb_function *f) |
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hs_ep_out.bEndpointAddress = fs_ep_out.bEndpointAddress; |
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s = getenv("serial#"); |
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if (s) |
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g_dnl_set_serialnumber((char *)s); |
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return 0; |
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} |
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@ -219,10 +225,13 @@ static int fastboot_set_alt(struct usb_function *f, |
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__func__, f->name, interface, alt); |
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/* make sure we don't enable the ep twice */ |
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if (gadget->speed == USB_SPEED_HIGH) |
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if (gadget->speed == USB_SPEED_HIGH) { |
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ret = usb_ep_enable(f_fb->out_ep, &hs_ep_out); |
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else |
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is_high_speed = true; |
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} else { |
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ret = usb_ep_enable(f_fb->out_ep, &fs_ep_out); |
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is_high_speed = false; |
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} |
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if (ret) { |
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puts("failed to enable out ep\n"); |
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return ret; |
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@ -370,13 +379,20 @@ static void cb_getvar(struct usb_ep *ep, struct usb_request *req) |
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fastboot_tx_write_str(response); |
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} |
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static unsigned int rx_bytes_expected(void) |
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static unsigned int rx_bytes_expected(unsigned int maxpacket) |
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{ |
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int rx_remain = download_size - download_bytes; |
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int rem = 0; |
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if (rx_remain < 0) |
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return 0; |
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if (rx_remain > EP_BUFFER_SIZE) |
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return EP_BUFFER_SIZE; |
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if (rx_remain < maxpacket) { |
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rx_remain = maxpacket; |
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} else if (rx_remain % maxpacket != 0) { |
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rem = rx_remain % maxpacket; |
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rx_remain = rx_remain + (maxpacket - rem); |
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} |
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return rx_remain; |
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} |
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@ -388,6 +404,7 @@ static void rx_handler_dl_image(struct usb_ep *ep, struct usb_request *req) |
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const unsigned char *buffer = req->buf; |
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unsigned int buffer_size = req->actual; |
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unsigned int pre_dot_num, now_dot_num; |
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unsigned int max; |
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if (req->status != 0) { |
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printf("Bad status: %d\n", req->status); |
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@ -425,7 +442,9 @@ static void rx_handler_dl_image(struct usb_ep *ep, struct usb_request *req) |
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printf("\ndownloading of %d bytes finished\n", download_bytes); |
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} else { |
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req->length = rx_bytes_expected(); |
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max = is_high_speed ? hs_ep_out.wMaxPacketSize : |
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fs_ep_out.wMaxPacketSize; |
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req->length = rx_bytes_expected(max); |
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if (req->length < ep->maxpacket) |
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req->length = ep->maxpacket; |
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} |
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@ -438,6 +457,7 @@ static void cb_download(struct usb_ep *ep, struct usb_request *req) |
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{ |
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char *cmd = req->buf; |
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char response[RESPONSE_LEN]; |
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unsigned int max; |
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strsep(&cmd, ":"); |
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download_size = simple_strtoul(cmd, NULL, 16); |
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@ -453,7 +473,9 @@ static void cb_download(struct usb_ep *ep, struct usb_request *req) |
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} else { |
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sprintf(response, "DATA%08x", download_size); |
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req->complete = rx_handler_dl_image; |
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req->length = rx_bytes_expected(); |
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max = is_high_speed ? hs_ep_out.wMaxPacketSize : |
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fs_ep_out.wMaxPacketSize; |
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req->length = rx_bytes_expected(max); |
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if (req->length < ep->maxpacket) |
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req->length = ep->maxpacket; |
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} |
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@ -513,6 +535,50 @@ static void cb_flash(struct usb_ep *ep, struct usb_request *req) |
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} |
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#endif |
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static void cb_oem(struct usb_ep *ep, struct usb_request *req) |
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{ |
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char *cmd = req->buf; |
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#ifdef CONFIG_FASTBOOT_FLASH |
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if (strncmp("format", cmd + 4, 6) == 0) { |
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char cmdbuf[32]; |
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sprintf(cmdbuf, "gpt write mmc %x $partitions", |
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CONFIG_FASTBOOT_FLASH_MMC_DEV); |
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if (run_command(cmdbuf, 0)) |
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fastboot_tx_write_str("FAIL"); |
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else |
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fastboot_tx_write_str("OKAY"); |
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} else |
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#endif |
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if (strncmp("unlock", cmd + 4, 8) == 0) { |
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fastboot_tx_write_str("FAILnot implemented"); |
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} |
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else { |
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fastboot_tx_write_str("FAILunknown oem command"); |
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} |
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} |
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#ifdef CONFIG_FASTBOOT_FLASH |
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static void cb_erase(struct usb_ep *ep, struct usb_request *req) |
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{ |
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char *cmd = req->buf; |
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char response[RESPONSE_LEN]; |
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strsep(&cmd, ":"); |
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if (!cmd) { |
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error("missing partition name"); |
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fastboot_tx_write_str("FAILmissing partition name"); |
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return; |
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} |
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strcpy(response, "FAILno flash device defined"); |
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#ifdef CONFIG_FASTBOOT_FLASH_MMC_DEV |
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fb_mmc_erase(cmd, response); |
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#endif |
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fastboot_tx_write_str(response); |
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} |
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#endif |
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struct cmd_dispatch_info { |
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char *cmd; |
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void (*cb)(struct usb_ep *ep, struct usb_request *req); |
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@ -539,8 +605,15 @@ static const struct cmd_dispatch_info cmd_dispatch_info[] = { |
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{ |
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.cmd = "flash", |
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.cb = cb_flash, |
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}, { |
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.cmd = "erase", |
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.cb = cb_erase, |
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}, |
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#endif |
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{ |
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.cmd = "oem", |
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.cb = cb_oem, |
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}, |
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}; |
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static void rx_handler_command(struct usb_ep *ep, struct usb_request *req) |
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