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IAD support

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This commit is contained in:
hathach 2013-11-15 17:20:40 +07:00
parent 6e463caec0
commit 672057de5a
5 changed files with 39 additions and 33 deletions
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24
demos/device/device_os_none/tusb_descriptors.c
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@ -135,18 +135,19 @@ tusb_descriptor_device_t app_tusb_desc_device =
.bDescriptorType = TUSB_DESC_TYPE_DEVICE,
.bcdUSB = 0x0200,
#if IAD_DESC_REQUIRED
/* Multiple Interfaces Using Interface Association Descriptor (IAD) */
.bDeviceClass = TUSB_CLASS_MISC,
.bDeviceSubClass = TUSB_CLASS_CDC,
.bDeviceProtocol = 1,
// Multiple Interfaces Using Interface Association Descriptor (IAD)
// As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
.bDeviceClass = TUSB_CLASS_MISC,
.bDeviceSubClass = MISC_SUBCLASS_COMMON,
.bDeviceProtocol = MISC_PROTOCOL_IAD,
#elif TUSB_CFG_DEVICE_CDC
.bDeviceClass = TUSB_CLASS_CDC,
.bDeviceSubClass = 0x00,
.bDeviceProtocol = 0x00,
.bDeviceClass = TUSB_CLASS_CDC,
.bDeviceSubClass = 0x00,
.bDeviceProtocol = 0x00,
#else
.bDeviceClass = 0x00,
.bDeviceSubClass = 0x00,
.bDeviceProtocol = 0x00,
.bDeviceClass = 0x00,
.bDeviceSubClass = 0x00,
.bDeviceProtocol = 0x00,
#endif
.bMaxPacketSize0 = TUSB_CFG_DEVICE_CONTROL_ENDOINT_SIZE,
@ -186,13 +187,12 @@ app_descriptor_configuration_t app_tusb_desc_configuration =
.bLength = sizeof(tusb_descriptor_interface_association_t),
.bDescriptorType = TUSB_DESC_TYPE_INTERFACE_ASSOCIATION,
.bFirstInterface = 1,
.bFirstInterface = INTERFACE_INDEX_CDC,
.bInterfaceCount = 2,
.bFunctionClass = TUSB_CLASS_CDC,
.bFunctionSubClass = CDC_COMM_SUBCLASS_ABSTRACT_CONTROL_MODEL,
.bFunctionProtocol = CDC_COMM_PROTOCOL_ATCOMMAND,
.iFunction = 0
},
#endif

2
demos/device/device_os_none/tusb_descriptors.h
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@ -73,7 +73,7 @@
#define MSC_EDPT_OUT ENDPOINT_OUT_LOGICAL_TO_PHYSICAL(3)
// Interface Assosication Descriptor if device is CDC + other class
#define IAD_DESC_REQUIRED ( 0 && TUSB_CFG_DEVICE_CDC && (TOTAL_INTEFACES > 2) )
#define IAD_DESC_REQUIRED ( TUSB_CFG_DEVICE_CDC && (TOTAL_INTEFACES > 2) )
// each combination of interfaces need to have different productid, as windows will bind & remember device driver after the

8
tinyusb/common/tusb_types.h
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@ -151,6 +151,14 @@ typedef enum {
TUSB_CLASS_VENDOR_SPECIFIC = 0xFF
}tusb_std_class_code_t;
typedef enum {
MISC_SUBCLASS_COMMON = 2
}misc_subclass_type_t;
typedef enum {
MISC_PROTOCOL_IAD = 1
}misc_protocol_type_t;
typedef enum tusb_std_class_flag_{
TUSB_CLASS_FLAG_AUDIO = BIT_(TUSB_CLASS_AUDIO) , ///< 1
TUSB_CLASS_FLAG_CDC = BIT_(TUSB_CLASS_CDC) , ///< 2

10
tinyusb/device/dcd_lpc_11uxx_13uxx.c
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@ -392,14 +392,7 @@ bool dcd_pipe_is_busy(endpoint_handle_t edpt_hdl)
return dcd_data.qhd[edpt_hdl.index][0].active || dcd_data.qhd[edpt_hdl.index][1].active;
}
//// add only, controller virtually cannot know
//static tusb_error_t pipe_add_xfer(endpoint_handle_t edpt_hdl, void * buffer, uint16_t total_bytes, bool int_on_complete)
//{
//
//
// return TUSB_ERROR_NONE;
//}
// add only, not actually xfer data yet
tusb_error_t dcd_pipe_queue_xfer(endpoint_handle_t edpt_hdl, void * buffer, uint16_t total_bytes)
{
ASSERT( !dcd_pipe_is_busy(edpt_hdl), TUSB_ERROR_INTERFACE_IS_BUSY); // endpoint must not in transferring
@ -417,7 +410,6 @@ tusb_error_t dcd_pipe_xfer(endpoint_handle_t edpt_hdl, void* buffer, uint16_t t
{
ASSERT( !dcd_pipe_is_busy(edpt_hdl), TUSB_ERROR_INTERFACE_IS_BUSY); // endpoint must not in transferring
// In case both Buffers (0 & 1) have xfer and only buffer1 has int_on_complete, enable interrupt will also cause buffer0's
// xfer completion assert interrupt. This is unintentional side effect, and only can be handled in dcd_isr
LPC_USB->INTEN = int_on_complete ? BIT_SET_(LPC_USB->INTEN, edpt_hdl.index) : BIT_CLR_(LPC_USB->INTEN, edpt_hdl.index);

28
tinyusb/device/usbd.c
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@ -304,23 +304,29 @@ tusb_error_t usbd_set_configure_received(uint8_t coreid, uint8_t config_number)
while( p_desc < p_desc_configure + ((tusb_descriptor_configuration_t*)p_desc_configure)->wTotalLength )
{
ASSERT( TUSB_DESC_TYPE_INTERFACE == p_desc[DESCRIPTOR_OFFSET_TYPE], TUSB_ERROR_NOT_SUPPORTED_YET );
if ( TUSB_DESC_TYPE_INTERFACE_ASSOCIATION == p_desc[DESCRIPTOR_OFFSET_TYPE])
{
p_desc += p_desc[DESCRIPTOR_OFFSET_LENGTH]; // ignore IAD
}else
{
ASSERT( TUSB_DESC_TYPE_INTERFACE == p_desc[DESCRIPTOR_OFFSET_TYPE], TUSB_ERROR_NOT_SUPPORTED_YET );
uint8_t class_index;
tusb_descriptor_interface_t* p_desc_interface = (tusb_descriptor_interface_t*) p_desc;
uint8_t class_index;
tusb_descriptor_interface_t* p_desc_interface = (tusb_descriptor_interface_t*) p_desc;
class_index = p_desc_interface->bInterfaceClass;
class_index = p_desc_interface->bInterfaceClass;
ASSERT( class_index != 0 && usbd_class_drivers[class_index].open != NULL, TUSB_ERROR_NOT_SUPPORTED_YET );
ASSERT( 0 == usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber], TUSB_ERROR_FAILED); // duplicate interface number TODO alternate setting
ASSERT( class_index != 0 && usbd_class_drivers[class_index].open != NULL, TUSB_ERROR_NOT_SUPPORTED_YET );
ASSERT( 0 == usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber], TUSB_ERROR_FAILED); // duplicate interface number TODO alternate setting
usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber] = class_index;
usbd_devices[coreid].interface2class[p_desc_interface->bInterfaceNumber] = class_index;
uint16_t length=0;
ASSERT_STATUS( usbd_class_drivers[class_index].open( coreid, p_desc_interface, &length ) );
uint16_t length=0;
ASSERT_STATUS( usbd_class_drivers[class_index].open( coreid, p_desc_interface, &length ) );
ASSERT( length >= sizeof(tusb_descriptor_interface_t), TUSB_ERROR_FAILED );
p_desc += length;
ASSERT( length >= sizeof(tusb_descriptor_interface_t), TUSB_ERROR_FAILED );
p_desc += length;
}
}
return TUSB_ERROR_NONE;