FSDEV: Implement dcd_edpt_close_all() #2592
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HiFiPhile
commented
Apr 11, 2024
| USB->DADDR = 0u; // disable USB peripheral by clearing the EF flag | ||
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| for (uint32_t i = 0; i < STFSDEV_EP_COUNT; i++) { | ||
| // Clear all EPREG (or maybe this is automatic? I'm not sure) | ||
| pcd_set_endpoint(USB, i, 0u); |
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Confirmed with oldest F1 datasheet and actual behavior.
HiFiPhile
commented
Apr 11, 2024
| } | ||
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| // Reset PMA allocation | ||
| ep_buf_ptr = DCD_STM32_BTABLE_BASE + 8 * MAX_EP_COUNT + 2 * CFG_TUD_ENDPOINT0_SIZE; |
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Since EP0 size is always aligned to buffer size, I didn't put more check.
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Describe the PR
Implement dcd_edpt_close_all()
Tested with
net_lwip_webserveron NUCLEO-G0B1RE , with command:echo 1 | sudo tee /sys/bus/usb/devices/3-5/bConfigurationValue echo 2 | sudo tee /sys/bus/usb/devices/3-5/bConfigurationValueCan't test with L053 as RAM too small.