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rp2040: use shared IRQ handlers, so user can also hook the USB IRQ #1519

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merged 1 commit into from
Jun 17, 2022
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rp2040: use shared IRQ handlers, so user can also hook the USB IRQ #1519

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2 changes: 1 addition & 1 deletion src/portable/raspberrypi/rp2040/dcd_rp2040.c
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Original file line number Diff line number Diff line change
Expand Up @@ -363,7 +363,7 @@ void dcd_init (uint8_t rhport)
usb_hw->pwr = USB_USB_PWR_VBUS_DETECT_BITS | USB_USB_PWR_VBUS_DETECT_OVERRIDE_EN_BITS;
#endif

irq_set_exclusive_handler(USBCTRL_IRQ, dcd_rp2040_irq);
irq_add_shared_handler(USBCTRL_IRQ, dcd_rp2040_irq, PICO_SHARED_IRQ_HANDLER_HIGHEST_ORDER_PRIORITY);

// Init control endpoints
tu_memclr(hw_endpoints[0], 2*sizeof(hw_endpoint_t));
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2 changes: 1 addition & 1 deletion src/portable/raspberrypi/rp2040/hcd_rp2040.c
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Original file line number Diff line number Diff line change
Expand Up @@ -369,7 +369,7 @@ bool hcd_init(uint8_t rhport)
// Force VBUS detect to always present, for now we assume vbus is always provided (without using VBUS En)
usb_hw->pwr = USB_USB_PWR_VBUS_DETECT_BITS | USB_USB_PWR_VBUS_DETECT_OVERRIDE_EN_BITS;

irq_set_exclusive_handler(USBCTRL_IRQ, hcd_rp2040_irq);
irq_add_shared_handler(USBCTRL_IRQ, hcd_rp2040_irq, PICO_SHARED_IRQ_HANDLER_HIGHEST_ORDER_PRIORITY);

// clear epx and interrupt eps
memset(&ep_pool, 0, sizeof(ep_pool));
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