diff options
Diffstat (limited to 'src/host')
| -rw-r--r-- | src/host/hub.c | 13 | ||||
| -rw-r--r-- | src/host/hub.h | 10 | ||||
| -rw-r--r-- | src/host/usbh.c | 391 | ||||
| -rw-r--r-- | src/host/usbh_classdriver.h | 14 | ||||
| -rw-r--r-- | src/host/usbh_hcd.h | 4 |
5 files changed, 221 insertions, 211 deletions
diff --git a/src/host/hub.c b/src/host/hub.c index 2ead5bed1..00dce4e65 100644 --- a/src/host/hub.c +++ b/src/host/hub.c @@ -147,16 +147,17 @@ void hub_init(void) tu_memclr(hub_data, CFG_TUSB_HOST_DEVICE_MAX*sizeof(hub_interface_t)); } -uint16_t hub_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *itf_desc, uint16_t max_len) +bool hub_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *itf_desc, uint16_t max_len) { - // hub driver does not support multiple TT yet TU_VERIFY(TUSB_CLASS_HUB == itf_desc->bInterfaceClass && - 0 == itf_desc->bInterfaceSubClass && - 1 <= itf_desc->bInterfaceProtocol, 0); + 0 == itf_desc->bInterfaceSubClass); + + // hub driver does not support multiple TT yet + TU_VERIFY(itf_desc->bInterfaceProtocol <= 1); // msc driver length is fixed uint16_t const drv_len = sizeof(tusb_desc_interface_t) + sizeof(tusb_desc_endpoint_t); - TU_ASSERT(drv_len <= max_len, 0); + TU_ASSERT(drv_len <= max_len); //------------- Interrupt Status endpoint -------------// tusb_desc_endpoint_t const *desc_ep = (tusb_desc_endpoint_t const *) tu_desc_next(itf_desc); @@ -169,7 +170,7 @@ uint16_t hub_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const hub_data[dev_addr-1].itf_num = itf_desc->bInterfaceNumber; hub_data[dev_addr-1].ep_in = desc_ep->bEndpointAddress; - return drv_len; + return true; } void hub_close(uint8_t dev_addr) diff --git a/src/host/hub.h b/src/host/hub.h index c9ffe4985..c4d544193 100644 --- a/src/host/hub.h +++ b/src/host/hub.h @@ -181,11 +181,11 @@ bool hub_status_pipe_queue(uint8_t dev_addr); //--------------------------------------------------------------------+ // Internal Class Driver API //--------------------------------------------------------------------+ -void hub_init (void); -uint16_t hub_open (uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *itf_desc, uint16_t max_len); -bool hub_set_config (uint8_t dev_addr, uint8_t itf_num); -bool hub_xfer_cb (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes); -void hub_close (uint8_t dev_addr); +void hub_init (void); +bool hub_open (uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const *itf_desc, uint16_t max_len); +bool hub_set_config (uint8_t dev_addr, uint8_t itf_num); +bool hub_xfer_cb (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes); +void hub_close (uint8_t dev_addr); #ifdef __cplusplus } diff --git a/src/host/usbh.c b/src/host/usbh.c index 93621c42a..662ce2673 100644 --- a/src/host/usbh.c +++ b/src/host/usbh.c @@ -28,10 +28,6 @@ #if TUSB_OPT_HOST_ENABLED -#ifndef CFG_TUH_TASK_QUEUE_SZ -#define CFG_TUH_TASK_QUEUE_SZ 16 -#endif - #include "tusb.h" #include "host/usbh.h" #include "host/usbh_classdriver.h" @@ -39,8 +35,23 @@ #include "usbh_hcd.h" //--------------------------------------------------------------------+ +// USBH Configuration +//--------------------------------------------------------------------+ + +#ifndef CFG_TUH_TASK_QUEUE_SZ +#define CFG_TUH_TASK_QUEUE_SZ 16 +#endif + +// Debug level of USBD +#define USBH_DBG_LVL 2 + +//--------------------------------------------------------------------+ // MACRO CONSTANT TYPEDEF //--------------------------------------------------------------------+ + +// Invalid driver ID in itf2drv[] ep2drv[][] mapping +enum { DRVID_INVALID = 0xFFu }; + #if CFG_TUSB_DEBUG >= 2 #define DRIVER_NAME(_name) .name = _name, #else @@ -52,7 +63,6 @@ static usbh_class_driver_t const usbh_class_drivers[] = #if CFG_TUH_CDC { DRIVER_NAME("CDC") - .class_code = TUSB_CLASS_CDC, .init = cdch_init, .open = cdch_open, .set_config = cdch_set_config, @@ -64,7 +74,6 @@ static usbh_class_driver_t const usbh_class_drivers[] = #if CFG_TUH_MSC { DRIVER_NAME("MSC") - .class_code = TUSB_CLASS_MSC, .init = msch_init, .open = msch_open, .set_config = msch_set_config, @@ -76,7 +85,6 @@ static usbh_class_driver_t const usbh_class_drivers[] = #if CFG_TUH_HID { DRIVER_NAME("HID") - .class_code = TUSB_CLASS_HID, .init = hidh_init, .open = hidh_open, .set_config = hidh_set_config, @@ -88,7 +96,6 @@ static usbh_class_driver_t const usbh_class_drivers[] = #if CFG_TUH_HUB { DRIVER_NAME("HUB") - .class_code = TUSB_CLASS_HUB, .init = hub_init, .open = hub_open, .set_config = hub_set_config, @@ -100,7 +107,6 @@ static usbh_class_driver_t const usbh_class_drivers[] = #if CFG_TUH_VENDOR { DRIVER_NAME("VENDOR") - .class_code = TUSB_CLASS_VENDOR_SPECIFIC, .init = cush_init, .open = cush_open_subtask, .xfer_cb = cush_isr, @@ -135,6 +141,7 @@ CFG_TUSB_MEM_SECTION CFG_TUSB_MEM_ALIGN static uint8_t _usbh_ctrl_buf[CFG_TUH_EN //------------- Helper Function Prototypes -------------// static bool enum_new_device(hcd_event_t* event); static void process_device_unplugged(uint8_t rhport, uint8_t hub_addr, uint8_t hub_port); +static bool usbh_edpt_control_open(uint8_t dev_addr, uint8_t max_packet_size); // from usbh_control.c extern bool usbh_control_xfer_cb (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); @@ -195,8 +202,8 @@ bool tuh_init(uint8_t rhport) TU_ASSERT(dev->mutex); #endif - memset(dev->itf2drv, 0xff, sizeof(dev->itf2drv)); // invalid mapping - memset(dev->ep2drv , 0xff, sizeof(dev->ep2drv )); // invalid mapping + memset(dev->itf2drv, DRVID_INVALID, sizeof(dev->itf2drv)); // invalid mapping + memset(dev->ep2drv , DRVID_INVALID, sizeof(dev->ep2drv )); // invalid mapping } // Class drivers init @@ -315,151 +322,6 @@ uint8_t* usbh_get_enum_buf(void) } //--------------------------------------------------------------------+ -// Endpoint API -//--------------------------------------------------------------------+ - -// TODO has some duplication code with device, refactor later -bool usbh_edpt_claim(uint8_t dev_addr, uint8_t ep_addr) -{ - uint8_t const epnum = tu_edpt_number(ep_addr); - uint8_t const dir = tu_edpt_dir(ep_addr); - - usbh_device_t* dev = &_usbh_devices[dev_addr]; - -#if CFG_TUSB_OS != OPT_OS_NONE - // pre-check to help reducing mutex lock - TU_VERIFY((dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 0)); - osal_mutex_lock(dev->mutex, OSAL_TIMEOUT_WAIT_FOREVER); -#endif - - // can only claim the endpoint if it is not busy and not claimed yet. - bool const ret = (dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 0); - if (ret) - { - dev->ep_status[epnum][dir].claimed = 1; - } - -#if CFG_TUSB_OS != OPT_OS_NONE - osal_mutex_unlock(dev->mutex); -#endif - - return ret; -} - -// TODO has some duplication code with device, refactor later -bool usbh_edpt_release(uint8_t dev_addr, uint8_t ep_addr) -{ - uint8_t const epnum = tu_edpt_number(ep_addr); - uint8_t const dir = tu_edpt_dir(ep_addr); - - usbh_device_t* dev = &_usbh_devices[dev_addr]; - -#if CFG_TUSB_OS != OPT_OS_NONE - osal_mutex_lock(dev->mutex, OSAL_TIMEOUT_WAIT_FOREVER); -#endif - - // can only release the endpoint if it is claimed and not busy - bool const ret = (dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 1); - if (ret) - { - dev->ep_status[epnum][dir].claimed = 0; - } - -#if CFG_TUSB_OS != OPT_OS_NONE - osal_mutex_unlock(dev->mutex); -#endif - - return ret; -} - -// TODO has some duplication code with device, refactor later -bool usbh_edpt_xfer(uint8_t dev_addr, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes) -{ - uint8_t const epnum = tu_edpt_number(ep_addr); - uint8_t const dir = tu_edpt_dir(ep_addr); - - usbh_device_t* dev = &_usbh_devices[dev_addr]; - - TU_LOG2(" Queue EP %02X with %u bytes ... ", ep_addr, total_bytes); - - // Attempt to transfer on a busy endpoint, sound like an race condition ! - TU_ASSERT(dev->ep_status[epnum][dir].busy == 0); - - // Set busy first since the actual transfer can be complete before hcd_edpt_xfer() - // could return and USBH task can preempt and clear the busy - dev->ep_status[epnum][dir].busy = true; - - if ( hcd_edpt_xfer(dev->rhport, dev_addr, ep_addr, buffer, total_bytes) ) - { - TU_LOG2("OK\r\n"); - return true; - }else - { - // HCD error, mark endpoint as ready to allow next transfer - dev->ep_status[epnum][dir].busy = false; - dev->ep_status[epnum][dir].claimed = 0; - TU_LOG2("failed\r\n"); - TU_BREAKPOINT(); - return false; - } -} - -bool usbh_edpt_control_open(uint8_t dev_addr, uint8_t max_packet_size) -{ - TU_LOG2("Open EP Control with Size = %u\r\n", max_packet_size); - - tusb_desc_endpoint_t ep0_desc = - { - .bLength = sizeof(tusb_desc_endpoint_t), - .bDescriptorType = TUSB_DESC_ENDPOINT, - .bEndpointAddress = 0, - .bmAttributes = { .xfer = TUSB_XFER_CONTROL }, - .wMaxPacketSize = { .size = max_packet_size }, - .bInterval = 0 - }; - - return hcd_edpt_open(_usbh_devices[dev_addr].rhport, dev_addr, &ep0_desc); -} - -bool usbh_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const * desc_ep) -{ - TU_LOG2(" Open EP %02X with Size = %u\r\n", desc_ep->bEndpointAddress, desc_ep->wMaxPacketSize.size); - - bool ret = hcd_edpt_open(rhport, dev_addr, desc_ep); - - if (ret) - { - usbh_device_t* dev = &_usbh_devices[dev_addr]; - - // new endpoints belongs to latest interface (last valid value) - // TODO FIXME not true with ISO - uint8_t drvid = 0xff; - for(uint8_t i=0; i < sizeof(dev->itf2drv); i++) - { - if ( dev->itf2drv[i] == 0xff ) break; - drvid = dev->itf2drv[i]; - } - TU_ASSERT(drvid < USBH_CLASS_DRIVER_COUNT); - - uint8_t const ep_addr = desc_ep->bEndpointAddress; - dev->ep2drv[tu_edpt_number(ep_addr)][tu_edpt_dir(ep_addr)] = drvid; - } - - return ret; -} - -bool usbh_edpt_busy(uint8_t dev_addr, uint8_t ep_addr) -{ - uint8_t const epnum = tu_edpt_number(ep_addr); - uint8_t const dir = tu_edpt_dir(ep_addr); - - usbh_device_t* dev = &_usbh_devices[dev_addr]; - - return dev->ep_status[epnum][dir].busy; -} - - -//--------------------------------------------------------------------+ // HCD Event Handler //--------------------------------------------------------------------+ @@ -473,7 +335,6 @@ void hcd_event_handler(hcd_event_t const* event, bool in_isr) } } -// interrupt caused by a TD (with IOC=1) in pipe of class class_code void hcd_event_xfer_complete(uint8_t dev_addr, uint8_t ep_addr, uint32_t xferred_bytes, xfer_result_t result, bool in_isr) { hcd_event_t event = @@ -546,8 +407,8 @@ void process_device_unplugged(uint8_t rhport, uint8_t hub_addr, uint8_t hub_port usbh_class_drivers[drv_id].close(dev_addr); } - memset(dev->itf2drv, 0xff, sizeof(dev->itf2drv)); // invalid mapping - memset(dev->ep2drv , 0xff, sizeof(dev->ep2drv )); // invalid mapping + memset(dev->itf2drv, DRVID_INVALID, sizeof(dev->itf2drv)); // invalid mapping + memset(dev->ep2drv , DRVID_INVALID, sizeof(dev->ep2drv )); // invalid mapping hcd_device_close(rhport, dev_addr); @@ -576,7 +437,7 @@ void usbh_driver_set_config_complete(uint8_t dev_addr, uint8_t itf_num) { // continue with next valid interface uint8_t const drv_id = dev->itf2drv[itf_num]; - if (drv_id != 0xff) + if (drv_id != DRVID_INVALID) { usbh_class_driver_t const * driver = &usbh_class_drivers[drv_id]; TU_LOG2("%s set config: itf = %u\r\n", driver->name, itf_num); @@ -841,7 +702,7 @@ static bool enum_set_address_complete(uint8_t dev_addr, tusb_control_request_t c dev0->state = TUSB_DEVICE_STATE_UNPLUG; // open control pipe for new address - TU_ASSERT ( usbh_edpt_control_open(new_addr, new_dev->ep0_packet_size) ); + TU_ASSERT( usbh_edpt_control_open(new_addr, new_dev->ep0_packet_size) ); // Get full device descriptor TU_LOG2("Get Device Descriptor\r\n"); @@ -972,11 +833,11 @@ static bool enum_set_config_complete(uint8_t dev_addr, tusb_control_request_t co dev->configured = 1; dev->state = TUSB_DEVICE_STATE_CONFIGURED; - // Start the Set Configuration process for interfaces (itf = 0xff) + // Start the Set Configuration process for interfaces (itf = DRVID_INVALID) // Since driver can perform control transfer within its set_config, this is done asynchronously. // The process continue with next interface when class driver complete its sequence with usbh_driver_set_config_complete() - // TODO use separated API instead of usig 0xff - usbh_driver_set_config_complete(dev_addr, 0xff); + // TODO use separated API instead of using DRVID_INVALID + usbh_driver_set_config_complete(dev_addr, DRVID_INVALID); return true; } @@ -992,58 +853,206 @@ static bool parse_configuration_descriptor(uint8_t dev_addr, tusb_desc_configura while( p_desc < desc_end ) { // TODO Do we need to use IAD - // tusb_desc_interface_assoc_t const * desc_itf_assoc = NULL; + tusb_desc_interface_assoc_t const * desc_iad = NULL; // Class will always starts with Interface Association (if any) and then Interface descriptor if ( TUSB_DESC_INTERFACE_ASSOCIATION == tu_desc_type(p_desc) ) { - // desc_itf_assoc = (tusb_desc_interface_assoc_t const *) p_desc; + desc_iad = (tusb_desc_interface_assoc_t const *) p_desc; p_desc = tu_desc_next(p_desc); } TU_ASSERT( TUSB_DESC_INTERFACE == tu_desc_type(p_desc) ); tusb_desc_interface_t const* desc_itf = (tusb_desc_interface_t const*) p_desc; - uint16_t const remaining_len = desc_end-p_desc; - // Check if class is supported TODO drop class_code - uint8_t drv_id; - for (drv_id = 0; drv_id < USBH_CLASS_DRIVER_COUNT; drv_id++) - { - if ( usbh_class_drivers[drv_id].class_code == desc_itf->bInterfaceClass ) break; - } + // Interface number must not be used already + TU_ASSERT( dev->itf2drv[desc_itf->bInterfaceNumber] == DRVID_INVALID ); - if( drv_id >= USBH_CLASS_DRIVER_COUNT ) + uint16_t const drv_len = tu_desc_get_interface_total_len(desc_itf, desc_iad ? desc_iad->bInterfaceCount : 1, desc_end-p_desc); + TU_ASSERT(drv_len); + + if (desc_itf->bInterfaceClass == TUSB_CLASS_HUB && dev->hub_addr != 0) { - // skip unsupported class - p_desc = tu_desc_next(p_desc); + // TODO Attach hub to Hub is not currently supported + // skip this interface + TU_LOG(USBH_DBG_LVL, "Only 1 level of HUB is supported\r\n"); } else { - usbh_class_driver_t const * driver = &usbh_class_drivers[drv_id]; + // Find driver for this interface + uint8_t drv_id; + for (drv_id = 0; drv_id < USBH_CLASS_DRIVER_COUNT; drv_id++) + { + usbh_class_driver_t const * driver = &usbh_class_drivers[drv_id]; - // Interface number must not be used already TODO alternate interface - TU_ASSERT( dev->itf2drv[desc_itf->bInterfaceNumber] == 0xff ); - dev->itf2drv[desc_itf->bInterfaceNumber] = drv_id; + if ( driver->open(dev->rhport, dev_addr, desc_itf, drv_len) ) + { + // open successfully + TU_LOG2("%s opened\r\n", driver->name); - if (desc_itf->bInterfaceClass == TUSB_CLASS_HUB && dev->hub_addr != 0) - { - // TODO Attach hub to Hub is not currently supported - // skip this interface - p_desc = tu_desc_next(p_desc); + // bind interface to found driver + dev->itf2drv[desc_itf->bInterfaceNumber] = drv_id; + + // If using IAD, bind all interfaces to the same driver + if (desc_iad) + { + // IAD's first interface number and class should match with opened interface + TU_ASSERT(desc_iad->bFirstInterface == desc_itf->bInterfaceNumber && + desc_iad->bFunctionClass == desc_itf->bInterfaceClass); + + for(uint8_t i=1; i<desc_iad->bInterfaceCount; i++) + { + dev->itf2drv[desc_itf->bInterfaceNumber+i] = drv_id; + } + } + + // bind all endpoints to found driver + tu_edpt_bind_driver(dev->ep2drv, desc_itf, drv_len, drv_id); + + break; // exit driver find loop + } } - else - { - TU_LOG2("%s open\r\n", driver->name); - uint16_t const itf_len = driver->open(dev->rhport, dev_addr, desc_itf, remaining_len); - TU_ASSERT( sizeof(tusb_desc_interface_t) <= itf_len && itf_len <= remaining_len); - p_desc += itf_len; + if( drv_id >= USBH_CLASS_DRIVER_COUNT ) + { + TU_LOG(USBH_DBG_LVL, "Interface %u: class = %u subclass = %u protocol = %u is not supported\r\n", + desc_itf->bInterfaceNumber, desc_itf->bInterfaceClass, desc_itf->bInterfaceSubClass, desc_itf->bInterfaceProtocol); } } + + // next Interface or IAD descriptor + p_desc += drv_len; } return true; } +//--------------------------------------------------------------------+ +// Endpoint API +//--------------------------------------------------------------------+ + +// TODO has some duplication code with device, refactor later +bool usbh_edpt_claim(uint8_t dev_addr, uint8_t ep_addr) +{ + uint8_t const epnum = tu_edpt_number(ep_addr); + uint8_t const dir = tu_edpt_dir(ep_addr); + + usbh_device_t* dev = &_usbh_devices[dev_addr]; + +#if CFG_TUSB_OS != OPT_OS_NONE + // pre-check to help reducing mutex lock + TU_VERIFY((dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 0)); + osal_mutex_lock(dev->mutex, OSAL_TIMEOUT_WAIT_FOREVER); +#endif + + // can only claim the endpoint if it is not busy and not claimed yet. + bool const ret = (dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 0); + if (ret) + { + dev->ep_status[epnum][dir].claimed = 1; + } + +#if CFG_TUSB_OS != OPT_OS_NONE + osal_mutex_unlock(dev->mutex); +#endif + + return ret; +} + +// TODO has some duplication code with device, refactor later +bool usbh_edpt_release(uint8_t dev_addr, uint8_t ep_addr) +{ + uint8_t const epnum = tu_edpt_number(ep_addr); + uint8_t const dir = tu_edpt_dir(ep_addr); + + usbh_device_t* dev = &_usbh_devices[dev_addr]; + +#if CFG_TUSB_OS != OPT_OS_NONE + osal_mutex_lock(dev->mutex, OSAL_TIMEOUT_WAIT_FOREVER); +#endif + + // can only release the endpoint if it is claimed and not busy + bool const ret = (dev->ep_status[epnum][dir].busy == 0) && (dev->ep_status[epnum][dir].claimed == 1); + if (ret) + { + dev->ep_status[epnum][dir].claimed = 0; + } + +#if CFG_TUSB_OS != OPT_OS_NONE + osal_mutex_unlock(dev->mutex); +#endif + + return ret; +} + +// TODO has some duplication code with device, refactor later +bool usbh_edpt_xfer(uint8_t dev_addr, uint8_t ep_addr, uint8_t * buffer, uint16_t total_bytes) +{ + uint8_t const epnum = tu_edpt_number(ep_addr); + uint8_t const dir = tu_edpt_dir(ep_addr); + + usbh_device_t* dev = &_usbh_devices[dev_addr]; + + TU_LOG2(" Queue EP %02X with %u bytes ... ", ep_addr, total_bytes); + + // Attempt to transfer on a busy endpoint, sound like an race condition ! + TU_ASSERT(dev->ep_status[epnum][dir].busy == 0); + + // Set busy first since the actual transfer can be complete before hcd_edpt_xfer() + // could return and USBH task can preempt and clear the busy + dev->ep_status[epnum][dir].busy = true; + + if ( hcd_edpt_xfer(dev->rhport, dev_addr, ep_addr, buffer, total_bytes) ) + { + TU_LOG2("OK\r\n"); + return true; + }else + { + // HCD error, mark endpoint as ready to allow next transfer + dev->ep_status[epnum][dir].busy = false; + dev->ep_status[epnum][dir].claimed = 0; + TU_LOG2("failed\r\n"); + TU_BREAKPOINT(); + return false; + } +} + +static bool usbh_edpt_control_open(uint8_t dev_addr, uint8_t max_packet_size) +{ + TU_LOG2("Open EP Control with Size = %u\r\n", max_packet_size); + + tusb_desc_endpoint_t ep0_desc = + { + .bLength = sizeof(tusb_desc_endpoint_t), + .bDescriptorType = TUSB_DESC_ENDPOINT, + .bEndpointAddress = 0, + .bmAttributes = { .xfer = TUSB_XFER_CONTROL }, + .wMaxPacketSize = { .size = max_packet_size }, + .bInterval = 0 + }; + + return hcd_edpt_open(_usbh_devices[dev_addr].rhport, dev_addr, &ep0_desc); +} + +bool usbh_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const * desc_ep) +{ + usbh_device_t* dev = &_usbh_devices[dev_addr]; + TU_ASSERT(tu_edpt_validate(desc_ep, (tusb_speed_t) dev->speed)); + + return hcd_edpt_open(rhport, dev_addr, desc_ep); +} + +bool usbh_edpt_busy(uint8_t dev_addr, uint8_t ep_addr) +{ + uint8_t const epnum = tu_edpt_number(ep_addr); + uint8_t const dir = tu_edpt_dir(ep_addr); + + usbh_device_t* dev = &_usbh_devices[dev_addr]; + + return dev->ep_status[epnum][dir].busy; +} + + + #endif diff --git a/src/host/usbh_classdriver.h b/src/host/usbh_classdriver.h index 0736fefa1..8bc2622aa 100644 --- a/src/host/usbh_classdriver.h +++ b/src/host/usbh_classdriver.h @@ -43,13 +43,11 @@ typedef struct { char const* name; #endif - uint8_t class_code; - - void (* const init )(void); - uint16_t (* const open )(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const * itf_desc, uint16_t max_len); - bool (* const set_config )(uint8_t dev_addr, uint8_t itf_num); - bool (* const xfer_cb )(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); - void (* const close )(uint8_t dev_addr); + void (* const init )(void); + bool (* const open )(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const * itf_desc, uint16_t max_len); + bool (* const set_config )(uint8_t dev_addr, uint8_t itf_num); + bool (* const xfer_cb )(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes); + void (* const close )(uint8_t dev_addr); } usbh_class_driver_t; // Call by class driver to tell USBH that it has complete the enumeration @@ -73,6 +71,8 @@ bool usbh_edpt_xfer(uint8_t dev_addr, uint8_t ep_addr, uint8_t * buffer, uint16_ // If caller does not make any transfer, it must release endpoint for others. bool usbh_edpt_claim(uint8_t dev_addr, uint8_t ep_addr); +bool usbh_edpt_release(uint8_t dev_addr, uint8_t ep_addr); + // Check if endpoint transferring is complete bool usbh_edpt_busy(uint8_t dev_addr, uint8_t ep_addr); diff --git a/src/host/usbh_hcd.h b/src/host/usbh_hcd.h index b3856d6b7..450b3e447 100644 --- a/src/host/usbh_hcd.h +++ b/src/host/usbh_hcd.h @@ -73,9 +73,9 @@ typedef struct { uint8_t suspended : 1; }; - volatile uint8_t state; // device state, value from enum tusbh_device_state_t + volatile uint8_t state; // device state, value from enum tusbh_device_state_t - uint8_t itf2drv[16]; // map interface number to driver (0xff is invalid) + uint8_t itf2drv[16]; // map interface number to driver (0xff is invalid) uint8_t ep2drv[CFG_TUH_EP_MAX][2]; // map endpoint to driver ( 0xff is invalid ) struct TU_ATTR_PACKED |