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Implements tuh_deinit() and tud_deinit() to uninitialize host/device mode.

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This commit is contained in:
Felix "xq" Queißner 2023-01-02 17:09:45 +01:00 committed by hathach
parent bc10394e66
commit 47c12a07f2
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GPG Key ID: 26FAB84F615C3C52
4 changed files with 27 additions and 1 deletions
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3
src/device/dcd.h
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@ -122,6 +122,9 @@ void dcd_dcache_clean_invalidate(void const* addr, uint32_t data_size) TU_ATTR_W
// Initialize controller to device mode
void dcd_init(uint8_t rhport);
// Deinitialize controller, unset device mode.
void dcd_deinit(uint8_t rhport);
// Interrupt Handler
void dcd_int_handler(uint8_t rhport);

5
src/device/usbd.h
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@ -37,9 +37,12 @@ extern "C" {
// Application API
//--------------------------------------------------------------------+
// Init device stack
// Init device stack on roothub port
bool tud_init (uint8_t rhport);
// Deinit device stack on roothub port
void tud_deinit(uint8_t rhport);
// Check if device stack is already initialized
bool tud_inited(void);

12
src/portable/raspberrypi/rp2040/dcd_rp2040.c
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@ -407,6 +407,18 @@ void dcd_init(uint8_t rhport) {
dcd_connect(rhport);
}
void dcd_deinit(uint8_t rhport) {
assert(rhport == 0);
dcd_disconnect(rhport);
reset_non_control_endpoints();
irq_remove_handler(USBCTRL_IRQ, dcd_rp2040_irq);
// reset usb hardware into initial state
reset_block(RESETS_RESET_USBCTRL_BITS);
unreset_block_wait(RESETS_RESET_USBCTRL_BITS);
}
void dcd_int_enable(__unused uint8_t rhport) {
assert(rhport == 0);
irq_set_enabled(USBCTRL_IRQ, true);

8
src/portable/raspberrypi/rp2040/hcd_rp2040.c
View File

@ -409,6 +409,14 @@ bool hcd_init(uint8_t rhport)
return true;
}
void hcd_deinit(uint8_t rhport) {
(void) rhport;
irq_remove_handler(USBCTRL_IRQ, hcd_rp2040_irq);
reset_block(RESETS_RESET_USBCTRL_BITS);
unreset_block_wait(RESETS_RESET_USBCTRL_BITS);
}
void hcd_port_reset(uint8_t rhport)
{
(void) rhport;