static struct f_fastboot *fastboot_func;
static unsigned int download_size;
static unsigned int download_bytes;
+static bool is_high_speed;
static struct usb_endpoint_descriptor fs_ep_in = {
.bLength = USB_DT_ENDPOINT_SIZE,
};
static void rx_handler_command(struct usb_ep *ep, struct usb_request *req);
+static int strcmp_l1(const char *s1, const char *s2);
static void fastboot_complete(struct usb_ep *ep, struct usb_request *req)
{
int id;
struct usb_gadget *gadget = c->cdev->gadget;
struct f_fastboot *f_fb = func_to_fastboot(f);
+ const char *s;
/* DYNAMIC interface numbers assignments */
id = usb_interface_id(c, f);
hs_ep_out.bEndpointAddress = fs_ep_out.bEndpointAddress;
+ s = getenv("serial#");
+ if (s)
+ g_dnl_set_serialnumber((char *)s);
+
return 0;
}
__func__, f->name, interface, alt);
/* make sure we don't enable the ep twice */
- if (gadget->speed == USB_SPEED_HIGH)
+ if (gadget->speed == USB_SPEED_HIGH) {
ret = usb_ep_enable(f_fb->out_ep, &hs_ep_out);
- else
+ is_high_speed = true;
+ } else {
ret = usb_ep_enable(f_fb->out_ep, &fs_ep_out);
+ is_high_speed = false;
+ }
if (ret) {
puts("failed to enable out ep\n");
return ret;
do_reset(NULL, 0, 0, NULL);
}
+int __weak fb_set_reboot_flag(void)
+{
+ return -ENOSYS;
+}
+
static void cb_reboot(struct usb_ep *ep, struct usb_request *req)
{
+ char *cmd = req->buf;
+ if (!strcmp_l1("reboot-bootloader", cmd)) {
+ if (fb_set_reboot_flag()) {
+ fastboot_tx_write_str("FAILCannot set reboot flag");
+ return;
+ }
+ }
fastboot_func->in_req->complete = compl_do_reset;
fastboot_tx_write_str("OKAY");
}
fastboot_tx_write_str(response);
}
-static unsigned int rx_bytes_expected(void)
+static unsigned int rx_bytes_expected(unsigned int maxpacket)
{
int rx_remain = download_size - download_bytes;
+ int rem = 0;
if (rx_remain < 0)
return 0;
if (rx_remain > EP_BUFFER_SIZE)
return EP_BUFFER_SIZE;
+ if (rx_remain < maxpacket) {
+ rx_remain = maxpacket;
+ } else if (rx_remain % maxpacket != 0) {
+ rem = rx_remain % maxpacket;
+ rx_remain = rx_remain + (maxpacket - rem);
+ }
return rx_remain;
}
const unsigned char *buffer = req->buf;
unsigned int buffer_size = req->actual;
unsigned int pre_dot_num, now_dot_num;
+ unsigned int max;
if (req->status != 0) {
printf("Bad status: %d\n", req->status);
printf("\ndownloading of %d bytes finished\n", download_bytes);
} else {
- req->length = rx_bytes_expected();
+ max = is_high_speed ? hs_ep_out.wMaxPacketSize :
+ fs_ep_out.wMaxPacketSize;
+ req->length = rx_bytes_expected(max);
if (req->length < ep->maxpacket)
req->length = ep->maxpacket;
}
{
char *cmd = req->buf;
char response[RESPONSE_LEN];
+ unsigned int max;
strsep(&cmd, ":");
download_size = simple_strtoul(cmd, NULL, 16);
} else {
sprintf(response, "DATA%08x", download_size);
req->complete = rx_handler_dl_image;
- req->length = rx_bytes_expected();
+ max = is_high_speed ? hs_ep_out.wMaxPacketSize :
+ fs_ep_out.wMaxPacketSize;
+ req->length = rx_bytes_expected(max);
if (req->length < ep->maxpacket)
req->length = ep->maxpacket;
}
fastboot_tx_write_str("OKAY");
}
+static void do_exit_on_complete(struct usb_ep *ep, struct usb_request *req)
+{
+ g_dnl_trigger_detach();
+}
+
+static void cb_continue(struct usb_ep *ep, struct usb_request *req)
+{
+ fastboot_func->in_req->complete = do_exit_on_complete;
+ fastboot_tx_write_str("OKAY");
+}
+
#ifdef CONFIG_FASTBOOT_FLASH
static void cb_flash(struct usb_ep *ep, struct usb_request *req)
{
}
#endif
+static void cb_oem(struct usb_ep *ep, struct usb_request *req)
+{
+ char *cmd = req->buf;
+#ifdef CONFIG_FASTBOOT_FLASH
+ if (strncmp("format", cmd + 4, 6) == 0) {
+ char cmdbuf[32];
+ sprintf(cmdbuf, "gpt write mmc %x $partitions",
+ CONFIG_FASTBOOT_FLASH_MMC_DEV);
+ if (run_command(cmdbuf, 0))
+ fastboot_tx_write_str("FAIL");
+ else
+ fastboot_tx_write_str("OKAY");
+ } else
+#endif
+ if (strncmp("unlock", cmd + 4, 8) == 0) {
+ fastboot_tx_write_str("FAILnot implemented");
+ }
+ else {
+ fastboot_tx_write_str("FAILunknown oem command");
+ }
+}
+
+#ifdef CONFIG_FASTBOOT_FLASH
+static void cb_erase(struct usb_ep *ep, struct usb_request *req)
+{
+ char *cmd = req->buf;
+ char response[RESPONSE_LEN];
+
+ strsep(&cmd, ":");
+ if (!cmd) {
+ error("missing partition name");
+ fastboot_tx_write_str("FAILmissing partition name");
+ return;
+ }
+
+ strcpy(response, "FAILno flash device defined");
+
+#ifdef CONFIG_FASTBOOT_FLASH_MMC_DEV
+ fb_mmc_erase(cmd, response);
+#endif
+ fastboot_tx_write_str(response);
+}
+#endif
+
struct cmd_dispatch_info {
char *cmd;
void (*cb)(struct usb_ep *ep, struct usb_request *req);
}, {
.cmd = "boot",
.cb = cb_boot,
+ }, {
+ .cmd = "continue",
+ .cb = cb_continue,
},
#ifdef CONFIG_FASTBOOT_FLASH
{
.cmd = "flash",
.cb = cb_flash,
+ }, {
+ .cmd = "erase",
+ .cb = cb_erase,
},
#endif
+ {
+ .cmd = "oem",
+ .cb = cb_oem,
+ },
};
static void rx_handler_command(struct usb_ep *ep, struct usb_request *req)
error("unknown command: %s\n", cmdbuf);
fastboot_tx_write_str("FAILunknown command");
} else {
- func_cb(ep, req);
+ if (req->actual < req->length) {
+ u8 *buf = (u8 *)req->buf;
+ buf[req->actual] = 0;
+ func_cb(ep, req);
+ } else {
+ error("buffer overflow\n");
+ fastboot_tx_write_str("FAILbuffer overflow");
+ }
}
if (req->status == 0) {