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When Jolt.js is hard-rebooted with E.reboot(), the next time USB is plugged in it can cause Nordic's USB stack to lock up. This fixes it

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This commit is contained in:
Gordon Williams 2025-02-05 14:01:25 +00:00
parent 9b1e6d41d0
commit bf975a80c9
1 changed files with 13 additions and 0 deletions
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13
targetlibs/nrf5x_15/patches/0018-USB-hang-fix.patch Normal file
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@ -0,0 +1,13 @@
--- targetlibs/nrf5x_15x/components/drivers_nrf/usbd/nrf_drv_usbd.c 2018-03-22 14:25:07.000000000 +0000
+++ targetlibs/nrf5x_15/components/drivers_nrf/usbd/nrf_drv_usbd.c 2025-02-05 13:57:15.373050958 +0000
@@ -1751,8 +1751,10 @@
/* Enable the peripheral */
nrf_usbd_enable();
/* Waiting for peripheral to enable, this should take a few us */
+ int timeout = 10000;
while (0 == (NRF_USBD_EVENTCAUSE_READY_MASK & nrf_usbd_eventcause_get()))
{
+ if ((timeout--) < 0) break; // GW: Nordic's library can get stuck here, waiting forever when USB is plugged in!
/* Empty loop */
}
nrf_usbd_eventcause_clear(NRF_USBD_EVENTCAUSE_READY_MASK);