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Retry a few times with transfers in enumeration since device can be unstable when starting up

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hathach
2022-11-28 23:22:10 +07:00
parent 5785467016
commit b2a3f33046
3 changed files with 28 additions and 10 deletions
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12
src/host/usbh.h
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@@ -51,14 +51,15 @@ struct tuh_xfer_s
{
uint8_t daddr;
uint8_t ep_addr;
uint8_t TU_RESERVED; // reserved
xfer_result_t result;
uint32_t actual_len; // excluding setup packet
union
{
tusb_control_request_t const* setup; // setup packet pointer if control transfer
uint32_t buflen; // expected length if not control transfer (not available in callback)
uint32_t buflen; // expected length if not control transfer (not available in callback)
};
uint8_t* buffer; // not available in callback if not control transfer
@@ -80,10 +81,13 @@ enum
//TU_ATTR_WEAK uint8_t tuh_attach_cb (tusb_desc_device_t const *desc_device);
// Invoked when device is mounted (configured)
// Invoked when a device is mounted (configured)
TU_ATTR_WEAK void tuh_mount_cb (uint8_t daddr);
/// Invoked when device is unmounted (bus reset/unplugged)
// Invoked when a device failed to mount during enumeration process
// TU_ATTR_WEAK void tuh_mount_failed_cb (uint8_t daddr);
/// Invoked when a device is unmounted (detached)
TU_ATTR_WEAK void tuh_umount_cb(uint8_t daddr);
//--------------------------------------------------------------------+