Merge pull request #1039 from uestczyh222/rndis
[DeviceDrivers][USB] rndis class LWIP on USB
This commit is contained in:
Bernard Xiong
GitHub
commit
3044461ba2
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@ -132,6 +132,10 @@ menu "Using USB"
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config _RT_USB_DEVICE_HID
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bool "Enable to use device as HID device"
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select RT_USB_DEVICE_HID
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config _RT_USB_DEVICE_RNDIS
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bool "Enable to use device as rndis device"
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select RT_USB_DEVICE_RNDIS
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depends on RT_USING_LWIP
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config _RT_USB_DEVICE_ECM
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bool "Enable to use device as ecm device"
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select RT_USB_DEVICE_ECM
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@ -150,6 +154,10 @@ menu "Using USB"
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config RT_USB_DEVICE_HID
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bool "Enable to use device as HID device"
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default n
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config RT_USB_DEVICE_RNDIS
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bool "Enable to use device as rndis device"
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default n
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depends on RT_USING_LWIP
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config RT_USB_DEVICE_ECM
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bool "Enable to use device as ecm device"
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default n
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@ -19,6 +19,9 @@ if GetDepend('RT_USB_DEVICE_MSTORAGE'):
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if GetDepend('RT_USB_DEVICE_ECM'):
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src += Glob('class/ecm.c')
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if GetDepend('RT_USB_DEVICE_RNDIS'):
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src += Glob('class/rndis.c')
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if GetDepend('RT_USB_DEVICE_WINUSB'):
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src += Glob('class/winusb.c')
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@ -0,0 +1,229 @@
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/*
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* ndis.h
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*
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* Modified by Colin O'Flynn <coflynn@newae.com>
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* ntddndis.h modified by Benedikt Spranger <b.spranger@pengutronix.de>
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*
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* Thanks to the cygwin development team,
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* espacially to Casper S. Hornstrup <chorns@users.sourceforge.net>
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*
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* THIS SOFTWARE IS NOT COPYRIGHTED
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*
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* This source code is offered for use in the public domain. You may
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* use, modify or distribute it freely.
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*
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* This code is distributed in the hope that it will be useful but
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
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* DISCLAIMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#ifndef __NDIS_H__
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#define __NDIS_H__
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#define NDIS_STATUS_MULTICAST_FULL 0xC0010009
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#define NDIS_STATUS_MULTICAST_EXISTS 0xC001000A
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#define NDIS_STATUS_MULTICAST_NOT_FOUND 0xC001000B
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/* from drivers/net/sk98lin/h/skgepnmi.h */
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#define OID_PNP_CAPABILITIES 0xFD010100
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#define OID_PNP_SET_POWER 0xFD010101
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#define OID_PNP_QUERY_POWER 0xFD010102
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#define OID_PNP_ADD_WAKE_UP_PATTERN 0xFD010103
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#define OID_PNP_REMOVE_WAKE_UP_PATTERN 0xFD010104
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#define OID_PNP_ENABLE_WAKE_UP 0xFD010106
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enum NDIS_DEVICE_POWER_STATE
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{
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NdisDeviceStateUnspecified = 0,
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NdisDeviceStateD0,
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NdisDeviceStateD1,
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NdisDeviceStateD2,
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NdisDeviceStateD3,
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NdisDeviceStateMaximum
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};
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struct NDIS_PM_WAKE_UP_CAPABILITIES
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{
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enum NDIS_DEVICE_POWER_STATE MinMagicPacketWakeUp;
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enum NDIS_DEVICE_POWER_STATE MinPatternWakeUp;
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enum NDIS_DEVICE_POWER_STATE MinLinkChangeWakeUp;
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};
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/* NDIS_PNP_CAPABILITIES.Flags constants */
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#define NDIS_DEVICE_WAKE_UP_ENABLE 0x00000001
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#define NDIS_DEVICE_WAKE_ON_PATTERN_MATCH_ENABLE 0x00000002
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#define NDIS_DEVICE_WAKE_ON_MAGIC_PACKET_ENABLE 0x00000004
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/* Required Object IDs (OIDs) */
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#define OID_GEN_SUPPORTED_LIST 0x00010101
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#define OID_GEN_HARDWARE_STATUS 0x00010102
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#define OID_GEN_MEDIA_SUPPORTED 0x00010103
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#define OID_GEN_MEDIA_IN_USE 0x00010104
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#define OID_GEN_MAXIMUM_LOOKAHEAD 0x00010105
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#define OID_GEN_MAXIMUM_FRAME_SIZE 0x00010106
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#define OID_GEN_LINK_SPEED 0x00010107
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#define OID_GEN_TRANSMIT_BUFFER_SPACE 0x00010108
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#define OID_GEN_RECEIVE_BUFFER_SPACE 0x00010109
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#define OID_GEN_TRANSMIT_BLOCK_SIZE 0x0001010A
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#define OID_GEN_RECEIVE_BLOCK_SIZE 0x0001010B
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#define OID_GEN_VENDOR_ID 0x0001010C
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#define OID_GEN_VENDOR_DESCRIPTION 0x0001010D
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#define OID_GEN_CURRENT_PACKET_FILTER 0x0001010E
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#define OID_GEN_CURRENT_LOOKAHEAD 0x0001010F
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#define OID_GEN_DRIVER_VERSION 0x00010110
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#define OID_GEN_MAXIMUM_TOTAL_SIZE 0x00010111
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#define OID_GEN_PROTOCOL_OPTIONS 0x00010112
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#define OID_GEN_MAC_OPTIONS 0x00010113
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#define OID_GEN_MEDIA_CONNECT_STATUS 0x00010114
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#define OID_GEN_MAXIMUM_SEND_PACKETS 0x00010115
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#define OID_GEN_VENDOR_DRIVER_VERSION 0x00010116
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#define OID_GEN_SUPPORTED_GUIDS 0x00010117
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#define OID_GEN_NETWORK_LAYER_ADDRESSES 0x00010118
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#define OID_GEN_TRANSPORT_HEADER_OFFSET 0x00010119
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#define OID_GEN_MACHINE_NAME 0x0001021A
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#define OID_GEN_RNDIS_CONFIG_PARAMETER 0x0001021B
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#define OID_GEN_VLAN_ID 0x0001021C
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/* Optional OIDs */
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#define OID_GEN_MEDIA_CAPABILITIES 0x00010201
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#define OID_GEN_PHYSICAL_MEDIUM 0x00010202
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/* Required statistics OIDs */
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#define OID_GEN_XMIT_OK 0x00020101
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#define OID_GEN_RCV_OK 0x00020102
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#define OID_GEN_XMIT_ERROR 0x00020103
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#define OID_GEN_RCV_ERROR 0x00020104
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#define OID_GEN_RCV_NO_BUFFER 0x00020105
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/* Optional statistics OIDs */
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#define OID_GEN_DIRECTED_BYTES_XMIT 0x00020201
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#define OID_GEN_DIRECTED_FRAMES_XMIT 0x00020202
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#define OID_GEN_MULTICAST_BYTES_XMIT 0x00020203
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#define OID_GEN_MULTICAST_FRAMES_XMIT 0x00020204
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#define OID_GEN_BROADCAST_BYTES_XMIT 0x00020205
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#define OID_GEN_BROADCAST_FRAMES_XMIT 0x00020206
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#define OID_GEN_DIRECTED_BYTES_RCV 0x00020207
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#define OID_GEN_DIRECTED_FRAMES_RCV 0x00020208
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#define OID_GEN_MULTICAST_BYTES_RCV 0x00020209
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#define OID_GEN_MULTICAST_FRAMES_RCV 0x0002020A
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#define OID_GEN_BROADCAST_BYTES_RCV 0x0002020B
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#define OID_GEN_BROADCAST_FRAMES_RCV 0x0002020C
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#define OID_GEN_RCV_CRC_ERROR 0x0002020D
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#define OID_GEN_TRANSMIT_QUEUE_LENGTH 0x0002020E
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#define OID_GEN_GET_TIME_CAPS 0x0002020F
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#define OID_GEN_GET_NETCARD_TIME 0x00020210
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#define OID_GEN_NETCARD_LOAD 0x00020211
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#define OID_GEN_DEVICE_PROFILE 0x00020212
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#define OID_GEN_INIT_TIME_MS 0x00020213
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#define OID_GEN_RESET_COUNTS 0x00020214
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#define OID_GEN_MEDIA_SENSE_COUNTS 0x00020215
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#define OID_GEN_FRIENDLY_NAME 0x00020216
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#define OID_GEN_MINIPORT_INFO 0x00020217
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#define OID_GEN_RESET_VERIFY_PARAMETERS 0x00020218
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/* IEEE 802.3 (Ethernet) OIDs */
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#define NDIS_802_3_MAC_OPTION_PRIORITY 0x00000001
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#define OID_802_3_PERMANENT_ADDRESS 0x01010101
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#define OID_802_3_CURRENT_ADDRESS 0x01010102
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#define OID_802_3_MULTICAST_LIST 0x01010103
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#define OID_802_3_MAXIMUM_LIST_SIZE 0x01010104
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#define OID_802_3_MAC_OPTIONS 0x01010105
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#define OID_802_3_RCV_ERROR_ALIGNMENT 0x01020101
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#define OID_802_3_XMIT_ONE_COLLISION 0x01020102
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#define OID_802_3_XMIT_MORE_COLLISIONS 0x01020103
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#define OID_802_3_XMIT_DEFERRED 0x01020201
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#define OID_802_3_XMIT_MAX_COLLISIONS 0x01020202
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#define OID_802_3_RCV_OVERRUN 0x01020203
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#define OID_802_3_XMIT_UNDERRUN 0x01020204
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#define OID_802_3_XMIT_HEARTBEAT_FAILURE 0x01020205
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#define OID_802_3_XMIT_TIMES_CRS_LOST 0x01020206
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#define OID_802_3_XMIT_LATE_COLLISIONS 0x01020207
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/* Wireless LAN OIDs */
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#define OID_802_11_BSSID 0x0D010101 /* Q S */
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#define OID_802_11_SSID 0x0D010102 /* Q S */
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#define OID_802_11_NETWORK_TYPE_IN_USE 0x0D010204 /* Q S */
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#define OID_802_11_RSSI 0x0D010206 /* Q I */
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#define OID_802_11_BSSID_LIST 0x0D010217 /* Q */
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#define OID_802_11_BSSID_LIST_SCAN 0x0D01011A /* S */
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#define OID_802_11_INFRASTRUCTURE_MODE 0x0D010108 /* Q S */
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#define OID_802_11_SUPPORTED_RATES 0x0D01020E /* Q */
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#define OID_802_11_CONFIGURATION 0x0D010211 /* Q S */
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#define OID_802_11_ADD_WEP 0x0D010113 /* S */
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#define OID_802_11_WEP_STATUS 0x0D01011B /* Q S */
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#define OID_802_11_REMOVE_WEP 0x0D010114 /* S */
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#define OID_802_11_DISASSOCIATE 0x0D010115 /* S */
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#define OID_802_11_AUTHENTICATION_MODE 0x0D010118 /* Q S */
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#define OID_802_11_RELOAD_DEFAULTS 0x0D01011C /* S */
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/* OID_GEN_MINIPORT_INFO constants */
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#define NDIS_MINIPORT_BUS_MASTER 0x00000001
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#define NDIS_MINIPORT_WDM_DRIVER 0x00000002
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#define NDIS_MINIPORT_SG_LIST 0x00000004
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#define NDIS_MINIPORT_SUPPORTS_MEDIA_QUERY 0x00000008
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#define NDIS_MINIPORT_INDICATES_PACKETS 0x00000010
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#define NDIS_MINIPORT_IGNORE_PACKET_QUEUE 0x00000020
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#define NDIS_MINIPORT_IGNORE_REQUEST_QUEUE 0x00000040
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#define NDIS_MINIPORT_IGNORE_TOKEN_RING_ERRORS 0x00000080
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#define NDIS_MINIPORT_INTERMEDIATE_DRIVER 0x00000100
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#define NDIS_MINIPORT_IS_NDIS_5 0x00000200
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#define NDIS_MINIPORT_IS_CO 0x00000400
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#define NDIS_MINIPORT_DESERIALIZE 0x00000800
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#define NDIS_MINIPORT_REQUIRES_MEDIA_POLLING 0x00001000
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#define NDIS_MINIPORT_SUPPORTS_MEDIA_SENSE 0x00002000
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#define NDIS_MINIPORT_NETBOOT_CARD 0x00004000
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#define NDIS_MINIPORT_PM_SUPPORTED 0x00008000
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#define NDIS_MINIPORT_SUPPORTS_MAC_ADDRESS_OVERWRITE 0x00010000
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#define NDIS_MINIPORT_USES_SAFE_BUFFER_APIS 0x00020000
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#define NDIS_MINIPORT_HIDDEN 0x00040000
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#define NDIS_MINIPORT_SWENUM 0x00080000
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#define NDIS_MINIPORT_SURPRISE_REMOVE_OK 0x00100000
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#define NDIS_MINIPORT_NO_HALT_ON_SUSPEND 0x00200000
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#define NDIS_MINIPORT_HARDWARE_DEVICE 0x00400000
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#define NDIS_MINIPORT_SUPPORTS_CANCEL_SEND_PACKETS 0x00800000
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#define NDIS_MINIPORT_64BITS_DMA 0x01000000
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#define NDIS_MEDIUM_802_3 0x00000000
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#define NDIS_MEDIUM_802_5 0x00000001
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#define NDIS_MEDIUM_FDDI 0x00000002
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#define NDIS_MEDIUM_WAN 0x00000003
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#define NDIS_MEDIUM_LOCAL_TALK 0x00000004
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#define NDIS_MEDIUM_DIX 0x00000005
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#define NDIS_MEDIUM_ARCENT_RAW 0x00000006
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#define NDIS_MEDIUM_ARCENT_878_2 0x00000007
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#define NDIS_MEDIUM_ATM 0x00000008
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#define NDIS_MEDIUM_WIRELESS_LAN 0x00000009
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#define NDIS_MEDIUM_IRDA 0x0000000A
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#define NDIS_MEDIUM_BPC 0x0000000B
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#define NDIS_MEDIUM_CO_WAN 0x0000000C
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#define NDIS_MEDIUM_1394 0x0000000D
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#define NDIS_PACKET_TYPE_DIRECTED 0x00000001
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#define NDIS_PACKET_TYPE_MULTICAST 0x00000002
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#define NDIS_PACKET_TYPE_ALL_MULTICAST 0x00000004
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#define NDIS_PACKET_TYPE_BROADCAST 0x00000008
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#define NDIS_PACKET_TYPE_SOURCE_ROUTING 0x00000010
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#define NDIS_PACKET_TYPE_PROMISCUOUS 0x00000020
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#define NDIS_PACKET_TYPE_SMT 0x00000040
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#define NDIS_PACKET_TYPE_ALL_LOCAL 0x00000080
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#define NDIS_PACKET_TYPE_GROUP 0x00000100
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#define NDIS_PACKET_TYPE_ALL_FUNCTIONAL 0x00000200
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#define NDIS_PACKET_TYPE_FUNCTIONAL 0x00000400
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#define NDIS_PACKET_TYPE_MAC_FRAME 0x00000800
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#define NDIS_MEDIA_STATE_CONNECTED 0x00000000
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#define NDIS_MEDIA_STATE_DISCONNECTED 0x00000001
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#define NDIS_MAC_OPTION_COPY_LOOKAHEAD_DATA 0x00000001
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#define NDIS_MAC_OPTION_RECEIVE_SERIALIZED 0x00000002
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#define NDIS_MAC_OPTION_TRANSFERS_NOT_PEND 0x00000004
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#define NDIS_MAC_OPTION_NO_LOOPBACK 0x00000008
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#define NDIS_MAC_OPTION_FULL_DUPLEX 0x00000010
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#define NDIS_MAC_OPTION_EOTX_INDICATION 0x00000020
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#define NDIS_MAC_OPTION_8021P_PRIORITY 0x00000040
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#define NDIS_MAC_OPTION_RESERVED 0x80000000
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#endif /* __NDIS_H__ */
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,222 @@
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/*
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* File : rndis.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2012, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2012-12-24 heyuanjie87 first version
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*/
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#ifndef __RNDIS_H__
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#define __RNDIS_H__
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#include <rtthread.h>
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#define USB_ETH_MTU 1500+14
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#define RNDIS_MESSAGE_BUFFER_SIZE 128
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#define RESPONSE_AVAILABLE 0x00000001
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/* Remote NDIS version numbers */
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#define RNDIS_MAJOR_VERSION 1
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#define RNDIS_MINOR_VERSION 0
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/* common status values */
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#define RNDIS_STATUS_SUCCESS 0X00000000
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#define RNDIS_STATUS_FAILURE 0XC0000001
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#define RNDIS_STATUS_INVALID_DATA 0XC0010015
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#define RNDIS_STATUS_NOT_SUPPORTED 0XC00000BB
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#define RNDIS_STATUS_MEDIA_CONNECT 0X4001000B
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#define RNDIS_STATUS_MEDIA_DISCONNECT 0X4001000C
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/* Remote NDIS message types */
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#define REMOTE_NDIS_PACKET_MSG 0x00000001
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#define REMOTE_NDIS_INITIALIZE_MSG 0X00000002
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#define REMOTE_NDIS_HALT_MSG 0X00000003
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#define REMOTE_NDIS_QUERY_MSG 0X00000004
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#define REMOTE_NDIS_SET_MSG 0X00000005
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#define REMOTE_NDIS_RESET_MSG 0X00000006
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#define REMOTE_NDIS_INDICATE_STATUS_MSG 0X00000007
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#define REMOTE_NDIS_KEEPALIVE_MSG 0X00000008
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#define REMOTE_NDIS_INITIALIZE_CMPLT 0X80000002
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#define REMOTE_NDIS_QUERY_CMPLT 0X80000004
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#define REMOTE_NDIS_SET_CMPLT 0X80000005
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#define REMOTE_NDIS_RESET_CMPLT 0X80000006
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#define REMOTE_NDIS_KEEPALIVE_CMPLT 0X80000008
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/* device flags */
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#define RNDIS_DF_CONNECTIONLESS 0x00000001
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#define RNDIS_DF_CONNECTION_ORIENTED 0x00000002
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/* mediums */
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#define RNDIS_MEDIUM_802_3 0x00000000
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struct ucls_rndis
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{
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uep_t notify;
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rt_uint32_t filter;
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rt_bool_t header;
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rt_uint8_t rndis_state;
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rt_uint8_t media_state;
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rt_uint8_t ethaddr[6];
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};
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/* Remote NDIS generic message type */
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struct rndis_gen_msg
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{
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rt_uint32_t MessageType;
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rt_uint32_t MessageLength;
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};
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typedef struct rndis_gen_msg* rndis_gen_msg_t;
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struct rndis_packet_msg
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{
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rt_uint32_t MessageType;
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rt_uint32_t MessageLength;
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rt_uint32_t DataOffset;
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rt_uint32_t DataLength;
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rt_uint32_t OOBDataOffset;
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rt_uint32_t OOBDataLength;
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rt_uint32_t NumOOBDataElements;
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rt_uint32_t PerPacketInfoOffset;
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rt_uint32_t PerPacketInfoLength;
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rt_uint32_t VcHandle;
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rt_uint32_t Reserved;
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};
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typedef struct rndis_packet_msg* rndis_packet_msg_t;
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/* Remote NDIS Initialize Message */
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struct rndis_init_msg
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{
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rt_uint32_t MessageType;
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rt_uint32_t MessageLength;
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rt_uint32_t RequestId;
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rt_uint32_t MajorVersion;
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rt_uint32_t MinorVersion;
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rt_uint32_t MaxTransferSize;
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};
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typedef struct rndis_init_msg* rndis_init_msg_t;
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|
||||
/* Response */
|
||||
struct rndis_init_cmplt
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
rt_uint32_t Status;
|
||||
rt_uint32_t MajorVersion;
|
||||
rt_uint32_t MinorVersion;
|
||||
rt_uint32_t DeviceFlags;
|
||||
rt_uint32_t Medium;
|
||||
rt_uint32_t MaxPacketsPerTransfer;
|
||||
rt_uint32_t MaxTransferSize;
|
||||
rt_uint32_t PacketAlignmentFactor;
|
||||
rt_uint32_t AfListOffset;
|
||||
rt_uint32_t AfListSize;
|
||||
};
|
||||
typedef struct rndis_init_cmplt* rndis_init_cmplt_t;
|
||||
|
||||
/* Remote NDIS Halt Message */
|
||||
struct rndis_halt_msg
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
};
|
||||
|
||||
/* Remote NDIS Query Message */
|
||||
struct rndis_query_msg
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
rt_uint32_t Oid;
|
||||
rt_uint32_t InformationBufferLength;
|
||||
rt_uint32_t InformationBufferOffset;
|
||||
rt_uint32_t DeviceVcHandle;
|
||||
};
|
||||
typedef struct rndis_query_msg* rndis_query_msg_t;
|
||||
|
||||
/* Response */
|
||||
struct rndis_query_cmplt
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
rt_uint32_t Status;
|
||||
rt_uint32_t InformationBufferLength;
|
||||
rt_uint32_t InformationBufferOffset;
|
||||
};
|
||||
typedef struct rndis_query_cmplt* rndis_query_cmplt_t;
|
||||
|
||||
/* Remote NDIS Set Message */
|
||||
struct rndis_set_msg
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
rt_uint32_t Oid;
|
||||
rt_uint32_t InformationBufferLength;
|
||||
rt_uint32_t InformationBufferOffset;
|
||||
rt_uint32_t DeviceVcHandle;
|
||||
};
|
||||
typedef struct rndis_set_msg* rndis_set_msg_t;
|
||||
|
||||
/* Response */
|
||||
struct rndis_set_cmplt
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
rt_uint32_t Status;
|
||||
};
|
||||
typedef struct rndis_set_cmplt* rndis_set_cmplt_t;
|
||||
|
||||
/* Remote NDIS Soft Reset Message */
|
||||
struct rndis_reset_msg
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t Reserved;
|
||||
};
|
||||
|
||||
/* Remote NDIS Indicate Status Message */
|
||||
struct rndis_indicate_status_msg
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t Status;
|
||||
rt_uint32_t StatusBufferLength;
|
||||
rt_uint32_t StatusBufferOffset;
|
||||
};
|
||||
typedef struct rndis_indicate_status_msg* rndis_indicate_status_msg_t;
|
||||
|
||||
struct rndis_keepalive_msg
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestID;
|
||||
};
|
||||
typedef struct rndis_keepalive_msg* rndis_keepalive_msg_t;
|
||||
|
||||
/* Response: */
|
||||
struct rndis_keepalive_cmplt
|
||||
{
|
||||
rt_uint32_t MessageType;
|
||||
rt_uint32_t MessageLength;
|
||||
rt_uint32_t RequestId;
|
||||
rt_uint32_t Status;
|
||||
};
|
||||
typedef struct rndis_keepalive_cmplt* rndis_keepalive_cmplt_t;
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#endif
|
||||
|
|
@ -871,6 +871,10 @@ static rt_err_t _ep0_out_notify(udevice_t device, struct ep_msg* ep_msg)
|
|||
ep0->rx_indicate(device, size);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
rt_usbd_ep0_read(device, ep0->request.buffer, ep0->request.remain_size,ep0->rx_indicate);
|
||||
}
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
|
@ -2054,18 +2058,26 @@ rt_size_t rt_usbd_ep0_read(udevice_t device, void *buffer, rt_size_t size,
|
|||
rt_err_t (*rx_ind)(udevice_t device, rt_size_t size))
|
||||
{
|
||||
uep_t ep0;
|
||||
rt_size_t read_size = 0;
|
||||
|
||||
RT_ASSERT(device != RT_NULL);
|
||||
RT_ASSERT(device->dcd != RT_NULL);
|
||||
RT_ASSERT(buffer != RT_NULL);
|
||||
|
||||
ep0 = &device->dcd->ep0;
|
||||
ep0->request.size = size;
|
||||
ep0->request.buffer = buffer;
|
||||
ep0->request.remain_size = size;
|
||||
ep0->rx_indicate = rx_ind;
|
||||
if(size >= ep0->id->maxpacket)
|
||||
{
|
||||
read_size = ep0->id->maxpacket;
|
||||
}
|
||||
else
|
||||
{
|
||||
read_size = size;
|
||||
}
|
||||
device->dcd->stage = STAGE_DOUT;
|
||||
dcd_ep_read_prepare(device->dcd, EP0_OUT_ADDR, buffer, size);
|
||||
dcd_ep_read_prepare(device->dcd, EP0_OUT_ADDR, buffer, read_size);
|
||||
|
||||
return size;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue