diff options
Diffstat (limited to 'src/host/usbh.h')
| -rw-r--r-- | src/host/usbh.h | 77 |
1 files changed, 54 insertions, 23 deletions
diff --git a/src/host/usbh.h b/src/host/usbh.h index 0d56f40c9..359684169 100644 --- a/src/host/usbh.h +++ b/src/host/usbh.h @@ -47,8 +47,7 @@ typedef void (*tuh_xfer_cb_t)(tuh_xfer_t* xfer); // it is advised to initialize it using member name // Note2: not all field is available/meaningful in callback, // some info is not saved by usbh to save SRAM -struct tuh_xfer_s -{ +struct tuh_xfer_s { uint8_t daddr; uint8_t ep_addr; uint8_t TU_RESERVED; // reserved @@ -56,8 +55,7 @@ struct tuh_xfer_s uint32_t actual_len; // excluding setup packet - union - { + union { tusb_control_request_t const* setup; // setup packet pointer if control transfer uint32_t buflen; // expected length if not control transfer (not available in callback) }; @@ -70,18 +68,30 @@ struct tuh_xfer_s }; // Subject to change -typedef struct -{ +typedef struct { uint8_t daddr; tusb_desc_interface_t desc; } tuh_itf_info_t; -// ConfigID for tuh_config() -enum -{ - TUH_CFGID_RPI_PIO_USB_CONFIGURATION = OPT_MCU_RP2040 << 8 // cfg_param: pio_usb_configuration_t +// ConfigID for tuh_configure() +enum { + TUH_CFGID_INVALID = 0, + TUH_CFGID_RPI_PIO_USB_CONFIGURATION = 100, // cfg_param: pio_usb_configuration_t + TUH_CFGID_MAX3421 = 200, }; +typedef struct { + uint8_t max_nak; // max NAK per endpoint per frame + uint8_t cpuctl; // R16: CPU Control Register + uint8_t pinctl; // R17: Pin Control Register. FDUPSPI bit is ignored +} tuh_configure_max3421_t; + +typedef union { + // For TUH_CFGID_RPI_PIO_USB_CONFIGURATION use pio_usb_configuration_t + + tuh_configure_max3421_t max3421; +} tuh_configure_param_t; + //--------------------------------------------------------------------+ // APPLICATION CALLBACK //--------------------------------------------------------------------+ @@ -94,9 +104,12 @@ TU_ATTR_WEAK void tuh_mount_cb (uint8_t daddr); // Invoked when a device failed to mount during enumeration process // TU_ATTR_WEAK void tuh_mount_failed_cb (uint8_t daddr); -/// Invoked when a device is unmounted (detached) +// Invoked when a device is unmounted (detached) TU_ATTR_WEAK void tuh_umount_cb(uint8_t daddr); +// Invoked when there is a new usb event, which need to be processed by tuh_task()/tuh_task_ext() +void tuh_event_hook_cb(uint8_t rhport, uint32_t eventid, bool in_isr); + //--------------------------------------------------------------------+ // APPLICATION API //--------------------------------------------------------------------+ @@ -105,12 +118,16 @@ TU_ATTR_WEAK void tuh_umount_cb(uint8_t daddr); // Should be called before tuh_init() // - cfg_id : configure ID (TBD) // - cfg_param: configure data, structure depends on the ID -bool tuh_configure(uint8_t controller_id, uint32_t cfg_id, const void* cfg_param); +bool tuh_configure(uint8_t rhport, uint32_t cfg_id, const void* cfg_param); // Init host stack -bool tuh_init(uint8_t controller_id); +bool tuh_init(uint8_t rhport); + +// Deinit host stack on rhport +bool tuh_deinit(uint8_t rhport); -// Check if host stack is already initialized +// Check if host stack is already initialized with any roothub ports +// To check if an rhport is initialized, use tuh_rhport_is_active() bool tuh_inited(void); // Task function should be called in main/rtos loop, extended version of tuh_task() @@ -120,8 +137,7 @@ void tuh_task_ext(uint32_t timeout_ms, bool in_isr); // Task function should be called in main/rtos loop TU_ATTR_ALWAYS_INLINE static inline -void tuh_task(void) -{ +void tuh_task(void) { tuh_task_ext(UINT32_MAX, false); } @@ -129,14 +145,31 @@ void tuh_task(void) bool tuh_task_event_ready(void); #ifndef _TUSB_HCD_H_ -extern void hcd_int_handler(uint8_t rhport); +extern void hcd_int_handler(uint8_t rhport, bool in_isr); #endif -// Interrupt handler, name alias to HCD -#define tuh_int_handler hcd_int_handler +// Interrupt handler alias to HCD with in_isr as optional parameter +// - tuh_int_handler(rhport) --> hcd_int_handler(rhport, true) +// - tuh_int_handler(rhport, in_isr) --> hcd_int_handler(rhport, in_isr) +// Note: this is similar to TU_VERIFY(), _GET_3RD_ARG() is defined in tusb_verify.h +#define _tuh_int_handler_1arg(_rhport) hcd_int_handler(_rhport, true) +#define _tuh_int_hanlder_2arg(_rhport, _in_isr) hcd_int_handler(_rhport, _in_isr) +#define tuh_int_handler(...) _GET_3RD_ARG(__VA_ARGS__, _tuh_int_hanlder_2arg, _tuh_int_handler_1arg, _dummy)(__VA_ARGS__) + +// Check if roothub port is initialized and active as a host +bool tuh_rhport_is_active(uint8_t rhport); + +// Assert/de-assert Bus Reset signal to roothub port. USB specs: it should last 10-50ms +bool tuh_rhport_reset_bus(uint8_t rhport, bool active); + +//--------------------------------------------------------------------+ +// Device API +//--------------------------------------------------------------------+ +// Get VID/PID of device bool tuh_vid_pid_get(uint8_t daddr, uint16_t* vid, uint16_t* pid); +// Get speed of device tusb_speed_t tuh_speed_get(uint8_t daddr); // Check if device is connected and configured @@ -144,8 +177,7 @@ bool tuh_mounted(uint8_t daddr); // Check if device is suspended TU_ATTR_ALWAYS_INLINE static inline -bool tuh_suspended(uint8_t daddr) -{ +bool tuh_suspended(uint8_t daddr) { // TODO implement suspend & resume on host (void) daddr; return false; @@ -153,8 +185,7 @@ bool tuh_suspended(uint8_t daddr) // Check if device is ready to communicate with TU_ATTR_ALWAYS_INLINE static inline -bool tuh_ready(uint8_t daddr) -{ +bool tuh_ready(uint8_t daddr) { return tuh_mounted(daddr) && !tuh_suspended(daddr); } |