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Fixes for ESP32-S3:

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- It only supports 4 IN endpoints, so 1 EP must be removed (INT of CCID).
- It only supports 8 strings max.

Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
This commit is contained in:
Pol Henarejos
2024-12-11 12:14:31 +01:00
parent e9875b358c
commit cb4e2ba0eb
3 changed files with 26 additions and 9 deletions
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11
src/usb/ccid/ccid.c
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@@ -348,17 +348,20 @@ static uint16_t ccid_open(uint8_t rhport, tusb_desc_interface_t const *itf_desc,
TU_VERIFY( itf_desc->bInterfaceClass == TUSB_CLASS_SMART_CARD && itf_desc->bInterfaceSubClass == 0 && itf_desc->bInterfaceProtocol == 0, 0);
//vendord_open expects a CLASS_VENDOR interface class
uint16_t const drv_len = sizeof(tusb_desc_interface_t) + sizeof(struct ccid_class_descriptor) + 3 * sizeof(tusb_desc_endpoint_t);
uint16_t const drv_len = sizeof(tusb_desc_interface_t) + sizeof(struct ccid_class_descriptor) + TUSB_SMARTCARD_CCID_EPS * sizeof(tusb_desc_endpoint_t);
memcpy(itf_vendor, itf_desc, sizeof(uint8_t) * max_len);
((tusb_desc_interface_t *) itf_vendor)->bInterfaceClass = TUSB_CLASS_VENDOR_SPECIFIC;
#if TUSB_SMARTCARD_CCID_EPS == 3
((tusb_desc_interface_t *) itf_vendor)->bNumEndpoints -= 1;
vendord_open(rhport, (tusb_desc_interface_t *) itf_vendor, max_len - sizeof(tusb_desc_endpoint_t));
vendord_open(rhport, (tusb_desc_interface_t *)itf_vendor, max_len - sizeof(tusb_desc_endpoint_t));
tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *)((uint8_t *)itf_desc + drv_len - sizeof(tusb_desc_endpoint_t));
TU_ASSERT(usbd_edpt_open(rhport, desc_ep), 0);
free(itf_vendor);
uint8_t msg[] = { 0x50, 0x03 };
usbd_edpt_xfer(rhport, desc_ep->bEndpointAddress, msg, sizeof(msg));
#else
vendord_open(rhport, (tusb_desc_interface_t *)itf_vendor, max_len);
#endif
free(itf_vendor);
TU_VERIFY(max_len >= drv_len, 0);