diff options
| author | Aleksei Musin <[email protected]> | 2026-02-09 12:22:20 +0400 |
|---|---|---|
| committer | GitHub <[email protected]> | 2026-02-09 12:22:20 +0400 |
| commit | 6e675da608b063e2ea7db1d700d788d6a247f9ec (patch) | |
| tree | 5bcf5bb529e6ca2ebefc889920b28f1fab851e3f /src/host | |
| parent | ebc9edfb7a512c8dd6816a40698c62c364bd78da (diff) | |
| parent | f5424c569ddc673a9c23b78febceed8f7f098509 (diff) | |
Merge branch 'hathach:master' into threadx_osal
Diffstat (limited to 'src/host')
| -rw-r--r-- | src/host/usbh.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/src/host/usbh.c b/src/host/usbh.c index e99d9e977..41f41dcfb 100644 --- a/src/host/usbh.c +++ b/src/host/usbh.c @@ -599,8 +599,14 @@ void tuh_task_ext(uint32_t timeout_ms, bool in_isr) { return; } - // Loop until there is no more events in the queue - while (1) { + // Loop until there are no more events in the queue or CFG_TUH_TASK_EVENTS_PER_RUN is reached + for (unsigned epr = 0;; epr++) { +#if CFG_TUH_TASK_EVENTS_PER_RUN > 0 + if (epr >= CFG_TUH_TASK_EVENTS_PER_RUN) { + TU_LOG_USBH("USBH event limit (" TU_XSTRING(CFG_TUH_TASK_EVENTS_PER_RUN) ") reached\r\n"); + break; + } +#endif hcd_event_t event; if (!osal_queue_receive(_usbh_q, &event, timeout_ms)) { return; } @@ -1405,12 +1411,13 @@ static void remove_device_tree(uint8_t rhport, uint8_t hub_addr, uint8_t hub_por // NOTE: due to the shared control buffer, we must complete enumerating // one device before enumerating another one. //--------------------------------------------------------------------+ -enum { // USB 2.0 specs 7.1.7 for timing - ENUM_DEBOUNCING_DELAY_MS = 150, // T(ATTDB) minimum 100 ms for stable connection - ENUM_RESET_ROOT_DELAY_MS = 50, // T(DRSTr) minimum 50 ms for reset from root port - ENUM_RESET_HUB_DELAY_MS = 20, // T(DRST) 10-20 ms for hub reset - ENUM_RESET_RECOVERY_DELAY_MS = 10, // T(RSTRCY) minimum 10 ms for reset recovery - ENUM_SET_ADDRESS_RECOVERY_DELAY_MS = 2, // USB 2.0 Spec 9.2.6.3 min is 2 ms +enum { // USB 2.0 specs 7.1.7 for timing + ENUM_DEBOUNCING_DELAY_MS = 150, // T(ATTDB) minimum 100 ms for stable connection + ENUM_RESET_ROOT_DELAY_MS = 50, // T(DRSTr) minimum 50 ms for reset from root port + ENUM_RESET_ROOT_POST_DELAY_MS = 2, // 2 ms delay after root port reset before getting speed/status + ENUM_RESET_HUB_DELAY_MS = 20, // T(DRST) 10-20 ms for hub reset + ENUM_RESET_RECOVERY_DELAY_MS = 10, // T(RSTRCY) minimum 10 ms for reset recovery + ENUM_SET_ADDRESS_RECOVERY_DELAY_MS = 2, // USB 2.0 Spec 9.2.6.3 min is 2 ms }; enum { @@ -1469,6 +1476,7 @@ static bool enum_new_device(hcd_event_t* event) { hcd_port_reset(dev0_bus->rhport); tusb_time_delay_ms_api(ENUM_RESET_ROOT_DELAY_MS); hcd_port_reset_end(dev0_bus->rhport); + tusb_time_delay_ms_api(ENUM_RESET_ROOT_POST_DELAY_MS); if (!hcd_port_connect_status(dev0_bus->rhport)) { // device unplugged while delaying |