d4ba2eef57
- add USB_OSAL_WAITING_FOREVER for Semaphore and Queue use Signed-off-by: Zhihong Chen <zhihong.chen@hpmicro.com>
619 lines
19 KiB
C
619 lines
19 KiB
C
#include <rtthread.h>
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#include "usbh_core.h"
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#include "usbh_rndis.h"
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#include "rndis_protocol.h"
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/* RT-Thread LWIP ethernet interface */
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#include <netif/ethernetif.h>
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#include <netdev.h>
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/* define the rdnis device state*/
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#define RNDIS_BUS_UNINITIALIZED 0
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#define RNDIS_BUS_INITIALIZED 1
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#define RNDIS_INITIALIZED 2
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#define RNDIS_DATA_INITIALIZED 3
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#define USB_ETH_MTU (1500 + 14)
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#define RNDIS_THREAD_STACK_SIZE (4096)
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#define RNDIS_NET_DEV_NAME "u0"
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#define MAX_ADDR_LEN 6
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/* rndis device keepalive time 5000ms*/
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#define RNDIS_DEV_KEEPALIVE_TIMEOUT 5000
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/*should be the usb Integer multiple of maximum packet length N*64*/
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#define RNDIS_ETH_BUFFER_LEN ((sizeof(struct rndis_packet_msg) + USB_ETH_MTU + 42) * 5)
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struct usbh_user_rndis {
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struct usbh_rndis *rndis_class;
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void *user_data;
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};
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struct rndis_packet_msg {
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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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rt_uint8_t data[0];
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};
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typedef struct rndis_packet_msg* rndis_packet_msg_t;
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struct rt_rndis_eth {
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/* inherit from ethernet device */
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struct eth_device parent;
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struct usbh_user_rndis *rndis_class;
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rt_mutex_t rndis_mutex;
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/* interface address info */
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rt_uint8_t dev_addr[MAX_ADDR_LEN];
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rt_uint16_t res;
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rt_uint32_t rndis_speed;
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rt_uint32_t res32;
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rt_uint8_t tx_buffer[RNDIS_ETH_BUFFER_LEN];
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rt_uint8_t rx_buffer[RNDIS_ETH_BUFFER_LEN];
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rt_uint8_t *rx_buf_ptr;
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rt_uint32_t frame_debug;
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rt_uint32_t send_packet_counter;
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rt_uint32_t recv_packet_counter;
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rt_uint32_t rndis_state;
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rt_thread_t rndis_recv;
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rt_thread_t keepalive_timer;
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};
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typedef struct rt_rndis_eth *rt_rndis_eth_t;
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struct usbh_user_rndis *g_user_rndis = RT_NULL;
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USB_NOCACHE_RAM_SECTION struct rt_rndis_eth usbh_rndis_eth_device = { 0 };
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void hex_data_print(const char *name, const rt_uint8_t *buf, rt_size_t size)
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{
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#define __is_print(ch) ((unsigned int)((ch) - ' ') < 127u - ' ')
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#define WIDTH_SIZE 32
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rt_size_t i, j;
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rt_tick_t tick = 0;
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rt_uint32_t time = 0;
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tick = rt_tick_get();
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time = (tick * 1000) / RT_TICK_PER_SECOND;
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rt_kprintf("%s time=%d.%ds,len = %d\n", name, time / 1000, time % 1000, size);
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for (i = 0; i < size; i += WIDTH_SIZE) {
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rt_kprintf("[HEX] %s: %04X-%04X: ", name, i, i + WIDTH_SIZE);
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for (j = 0; j < WIDTH_SIZE; j++) {
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if (i + j < size) {
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rt_kprintf("%02X ", buf[i + j]);
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} else {
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rt_kprintf(" ");
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}
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if ((j + 1) % 8 == 0) {
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rt_kprintf(" ");
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}
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}
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rt_kprintf(" ");
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for (j = 0; j < WIDTH_SIZE; j++) {
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if (i + j < size) {
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rt_kprintf("%c", __is_print(buf[i + j]) ? buf[i + j] : '.');
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}
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}
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rt_kprintf("\n");
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}
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}
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#define RNDIS_DEV_DEBUG
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#ifdef RNDIS_DEV_DEBUG
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#define RNDIS_DEV_PRINTF \
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rt_kprintf("[RNDIS_DEV] "); \
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rt_kprintf
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#else
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#define RNDIS_DEV_PRINTF(...)
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#endif /* RNDIS_DEBUG */
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/**
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* This function send the rndis data.
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*
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* @param rndis_class the usb interface instance.
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*
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* @return the error code, RT_EOK on successfully.
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*/
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static rt_err_t rt_rndis_msg_data_send(struct usbh_user_rndis *rndis_class, rt_uint8_t *buffer, int nbytes)
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{
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int ret = 0;
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if (rndis_class == RT_NULL) {
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return -RT_ERROR;
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}
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rt_rndis_eth_t info = RT_NULL;
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info = (rt_rndis_eth_t)rndis_class->user_data;
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rt_mutex_take(usbh_rndis_eth_device.rndis_mutex, RT_WAITING_FOREVER);
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ret = usbh_rndis_bulk_out_transfer(rndis_class->rndis_class, buffer, nbytes, 5000);
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rt_mutex_release(usbh_rndis_eth_device.rndis_mutex);
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if (ret != nbytes) {
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rt_kprintf("rndis msg send fail(%d %d)\r\n", ret, nbytes);
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}
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return ret;
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}
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/**
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* This function recv the rndis data.
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*
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* @param rndis_class the usb interface instance.
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*
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* @return the error code, RT_EOK on successfully.
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*/
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static rt_err_t rndis_msg_data_recv(struct usbh_user_rndis *rndis_class, rt_uint8_t *buffer, int nbytes)
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{
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int ret = 0;
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if (rndis_class == RT_NULL) {
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return -RT_ERROR;
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}
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ret = usbh_rndis_bulk_in_transfer(rndis_class->rndis_class, buffer, nbytes, USB_OSAL_WAITING_FOREVER);
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return ret;
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}
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/**
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* This function send the rndis set msg.
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*
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* @param rndis_class the usb interface instance.
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*
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* @return the error code, RT_EOK on successfully.
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*/
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static rt_err_t rt_rndis_keepalive_msg(struct usbh_user_rndis *rndis_class)
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{
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return usbh_rndis_keepalive(rndis_class->rndis_class);
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}
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/**
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* This function will send the bulk data to the usb device instance,
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*
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* @param device the usb device instance.
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* @param type the type of descriptor bRequest.
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* @param buffer the data buffer to save requested data
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* @param nbytes the size of buffer
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*
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* @return the error code, RT_EOK on successfully.
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*/
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void rt_usbh_rndis_data_recv_entry(void *pdata)
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{
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struct usbh_user_rndis *rndis_class = (struct usbh_user_rndis *)pdata;
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rt_rndis_eth_t device = (rt_rndis_eth_t)rndis_class->user_data;
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rndis_data_packet_t sRndisDataPkt;
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//device->rx_buf_ptr = device->rx_buffer;
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while (1) {
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int ret = 0;
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int pmg_offset = 0;
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int payload_offset = 0;
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ret = usbh_rndis_bulk_in_transfer(rndis_class->rndis_class, device->rx_buf_ptr, RNDIS_ETH_BUFFER_LEN, USB_OSAL_WAITING_FOREVER);
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if (ret <= 0) {
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rt_thread_mdelay(1);
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continue;
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}
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while (ret > 0) {
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rndis_data_packet_t *pmsg = (rndis_data_packet_t *)(device->rx_buf_ptr + pmg_offset);
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if (pmg_offset & 0x3) {
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/* Not word-aligned case */
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//rt_kprintf("pmsg@%08x Not word-aligned case\n", pmsg);
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rt_memcpy(&sRndisDataPkt, pmsg, sizeof(rndis_data_packet_t));
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pmsg = &sRndisDataPkt;
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}
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if (pmsg->MessageType == REMOTE_NDIS_PACKET_MSG) {
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/* allocate buffer */
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struct pbuf *p = pbuf_alloc(PBUF_RAW, pmsg->DataLength, PBUF_POOL);
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if (p != NULL) {
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struct pbuf *q;
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for (q = p; q != NULL; q = q->next) {
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void *src = (void *)(device->rx_buf_ptr + pmg_offset + (2 * sizeof(uint32_t)) + pmsg->DataOffset + payload_offset);
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rt_memcpy(q->payload,
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src,
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q->len);
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payload_offset += q->len;
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}
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/* entry point to the LwIP stack */
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/* notify to upper layer */
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if (device->parent.netif->input(p, device->parent.netif) != ERR_OK) {
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LWIP_DEBUGF(NETIF_DEBUG, ("ethernetif_input: Input error\n"));
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pbuf_free(p);
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p = NULL;
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}
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}
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} else {
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rt_kprintf("pmsg->MessageType=%d\n", pmsg->MessageType);
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break;
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}
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pmg_offset += pmsg->MessageLength;
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ret -= pmsg->MessageLength;
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}
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}
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}
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void rt_rndis_dev_keepalive_timeout(void *pdata)
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{
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struct usbh_user_rndis *rndis_class = (struct usbh_user_rndis *)pdata;
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while (1) {
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rt_thread_mdelay(RT_TICK_PER_SECOND * RNDIS_DEV_KEEPALIVE_TIMEOUT / 1000);
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rt_mutex_take(usbh_rndis_eth_device.rndis_mutex, RT_WAITING_FOREVER);
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rt_rndis_keepalive_msg(rndis_class);
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rt_mutex_release(usbh_rndis_eth_device.rndis_mutex);
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}
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}
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/**
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* This function will run rndis driver when usb disk is detected.
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*
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* @param rndis_class the usb interface instance.
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*
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* @return the error code, RT_EOK on successfully.
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*/
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rt_err_t rt_rndis_run(struct usbh_user_rndis *rndis_class)
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{
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rt_err_t ret = 0;
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rt_uint32_t i = 0, j = 0;
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/* check parameter */
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RT_ASSERT(rndis_class != RT_NULL);
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/*The host is configured to send and receive any of the RNDIS control messages for suitably
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configuring or querying the device, to receive status indications from the device,
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to reset the device, or to tear down the data and control channels*/
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usbh_rndis_eth_device.rndis_state = RNDIS_INITIALIZED;
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usbh_rndis_eth_device.keepalive_timer = rt_thread_create("keeplive",
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(void (*)(void *parameter))rt_rndis_dev_keepalive_timeout,
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rndis_class,
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RNDIS_THREAD_STACK_SIZE,
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5,
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20);
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if (usbh_rndis_eth_device.keepalive_timer == RT_NULL) {
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ret = -RT_ENOMEM;
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goto __exit;
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}
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rndis_class->user_data = (struct rt_device *)&usbh_rndis_eth_device;
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usbh_rndis_eth_device.rndis_recv = rt_thread_create("rndis_recv",
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(void (*)(void *parameter))rt_usbh_rndis_data_recv_entry,
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rndis_class,
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RNDIS_THREAD_STACK_SIZE,
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5,
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20);
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if (usbh_rndis_eth_device.rndis_recv == RT_NULL) {
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ret = -RT_ENOMEM;
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goto __exit;
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}
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/*the LINK SPEED is 100Mbps*/
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usbh_rndis_eth_device.rndis_speed = rndis_class->rndis_class->link_speed;
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for (j = 0; j < MAX_ADDR_LEN; j++) {
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usbh_rndis_eth_device.dev_addr[j] = rndis_class->rndis_class->mac[j];
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}
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__exit:
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if (ret == RT_EOK) {
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/*This state is entered after the host has received REMOTE_NDIS_SET_CMPLT
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messages from the device in response to the REMOTE_NDIS_SET_MSG
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that it had sent earlier to the device with all the OIDs required to configure the device for data transfer.
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When the host is in this state, apart from the control messages,
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it can exchange REMOTE_NDIS_PACKET_MSG messages for network data transfer with the device on the data channel*/
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usbh_rndis_eth_device.rndis_state = RNDIS_DATA_INITIALIZED;
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rt_thread_startup(usbh_rndis_eth_device.rndis_recv);
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rt_thread_startup(usbh_rndis_eth_device.keepalive_timer);
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RNDIS_DEV_PRINTF("rndis dev start!\n");
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usbh_rndis_eth_device.rndis_class = rndis_class;
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} else {
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RNDIS_DEV_PRINTF("rndis dev faile!\n");
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}
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return ret;
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}
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void usbh_rndis_run(struct usbh_rndis *rndis_class)
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{
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g_user_rndis = usb_malloc(sizeof(struct usbh_user_rndis));
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RT_ASSERT(g_user_rndis != RT_NULL);
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g_user_rndis->rndis_class = rndis_class;
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if (rt_rndis_run(g_user_rndis) == RT_EOK) {
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/* Allocate ethernet resource. */
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eth_device_init(&usbh_rndis_eth_device.parent, RNDIS_NET_DEV_NAME);
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//eth_device_linkchange(&usbh_rndis_eth_device.parent, RT_FALSE);
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eth_device_linkchange(&usbh_rndis_eth_device.parent, RT_TRUE);
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}
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}
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rt_err_t rt_rndis_stop(struct usbh_user_rndis *rndis_class)
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{
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rt_rndis_eth_t info = RT_NULL;
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info = (rt_rndis_eth_t)rndis_class->user_data;
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if (info->rndis_recv) {
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rt_thread_delete(info->rndis_recv);
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info->rndis_recv = RT_NULL;
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}
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eth_device_linkchange(&usbh_rndis_eth_device.parent, RT_FALSE);
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/* Destroy ethernet resource. */
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eth_device_deinit(&usbh_rndis_eth_device.parent);
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usbh_rndis_eth_device.rndis_class = RT_NULL;
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/*disable the other thread etx call the rt_timer_start(rndis->keepalive_timer) cause the RT_ASSERT(rt_object_get_type(&timer->parent) == RT_Object_Class_Timer)*/
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if (info->keepalive_timer) {
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rt_thread_delete(info->keepalive_timer);
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info->keepalive_timer = RT_NULL;
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}
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info->rndis_state = RNDIS_BUS_UNINITIALIZED;
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RNDIS_DEV_PRINTF("rndis dev stop!\n");
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return RT_EOK;
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}
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void usbh_rndis_stop(struct usbh_rndis *rndis_class)
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{
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RT_ASSERT(g_user_rndis != RT_NULL);
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rt_rndis_stop(g_user_rndis);
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usb_free(g_user_rndis);
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g_user_rndis = RT_NULL;
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}
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/**
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* This function rndis eth device.
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*
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* @param intf the usb interface instance.
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*
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* @return the error code, RT_EOK on successfully.
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*/
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#ifdef RT_USING_LWIP
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/* initialize the interface */
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static rt_err_t rt_rndis_eth_init(rt_device_t dev)
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{
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return RT_EOK;
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}
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static rt_err_t rt_rndis_eth_open(rt_device_t dev, rt_uint16_t oflag)
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{
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return RT_EOK;
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}
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static rt_err_t rt_rndis_eth_close(rt_device_t dev)
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{
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return RT_EOK;
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}
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static rt_size_t rt_rndis_eth_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
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{
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rt_set_errno(-RT_ENOSYS);
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return 0;
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}
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static rt_size_t rt_rndis_eth_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
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{
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rt_set_errno(-RT_ENOSYS);
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return 0;
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}
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static rt_err_t rt_rndis_eth_control(rt_device_t dev, int cmd, void *args)
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{
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rt_rndis_eth_t rndis_eth_dev = (rt_rndis_eth_t)dev;
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switch (cmd) {
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case NIOCTL_GADDR:
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/* get mac address */
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if (args) {
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rt_memcpy(args, rndis_eth_dev->dev_addr, MAX_ADDR_LEN);
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} else {
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return -RT_ERROR;
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}
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break;
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default:
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break;
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}
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return RT_EOK;
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}
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/* ethernet device interface */
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/* transmit packet. */
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extern int usbh_rndis_query_msg_transfer(struct usbh_rndis *rndis_class,
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uint32_t oid, uint32_t query_len,
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uint8_t *info, uint32_t *info_len);
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rt_err_t rt_rndis_eth_tx(rt_device_t dev, struct pbuf *p)
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{
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struct pbuf *q;
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rt_uint8_t *buffer = RT_NULL;
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rt_err_t result = RT_EOK;
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rt_rndis_eth_t device = (rt_rndis_eth_t)dev;
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rndis_packet_msg_t msg = RT_NULL;
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int recount = 5;
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int ret;
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uint8_t data[4];
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uint32_t info_len = 0;
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if (!device->parent.link_status) {
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while (RT_TRUE) {
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|
if (device->rndis_class == RT_NULL) {
|
|
rt_thread_delay(1000);
|
|
continue;
|
|
}
|
|
break;
|
|
}
|
|
RNDIS_DEV_PRINTF("linkdown, drop pkg\r\n");
|
|
while (recount--) {
|
|
ret = usbh_rndis_query_msg_transfer(device->rndis_class->rndis_class, OID_GEN_MEDIA_CONNECT_STATUS, sizeof(data), data, &info_len);
|
|
if (ret < 0) {
|
|
return -EBUSY;
|
|
}
|
|
if (NDIS_MEDIA_STATE_CONNECTED == data[0]) {
|
|
device->rndis_class->rndis_class->link_status = true;
|
|
eth_device_linkchange(&usbh_rndis_eth_device.parent, RT_TRUE);
|
|
RNDIS_DEV_PRINTF("linkup, drop pkg\r\n");
|
|
break;
|
|
} else {
|
|
device->rndis_class->rndis_class->link_status = false;
|
|
eth_device_linkchange(&usbh_rndis_eth_device.parent, RT_FALSE);
|
|
}
|
|
rt_thread_delay(100);
|
|
}
|
|
return RT_EOK;
|
|
}
|
|
|
|
RT_ASSERT((p->tot_len + sizeof(struct rndis_packet_msg)) < sizeof(device->tx_buffer));
|
|
if (p->tot_len > sizeof(device->tx_buffer)) {
|
|
RNDIS_DEV_PRINTF("RNDIS MTU is:%d, but the send packet size is %d\r\n",
|
|
sizeof(device->tx_buffer), p->tot_len);
|
|
p->tot_len = sizeof(device->tx_buffer);
|
|
}
|
|
|
|
msg = (rndis_packet_msg_t)&device->tx_buffer;
|
|
msg->MessageType = REMOTE_NDIS_PACKET_MSG;
|
|
msg->DataOffset = sizeof(struct rndis_packet_msg) - 8;
|
|
msg->DataLength = p->tot_len;
|
|
msg->OOBDataLength = 0;
|
|
msg->OOBDataOffset = 0;
|
|
msg->NumOOBDataElements = 0;
|
|
msg->PerPacketInfoOffset = 0;
|
|
msg->PerPacketInfoLength = 0;
|
|
msg->VcHandle = 0;
|
|
msg->Reserved = 0;
|
|
msg->MessageLength = sizeof(struct rndis_packet_msg) + p->tot_len;
|
|
|
|
buffer = msg->data;
|
|
for (q = p; q != NULL; q = q->next) {
|
|
rt_memcpy(buffer, q->payload, q->len);
|
|
buffer += q->len;
|
|
}
|
|
|
|
/* send */
|
|
if ((msg->MessageLength & 0x3F) == 0) {
|
|
/* pad a dummy. */
|
|
msg->MessageLength += 1;
|
|
}
|
|
|
|
if (device->frame_debug == RT_TRUE) {
|
|
rt_kprintf("msg @ %08x\n", msg);
|
|
hex_data_print("rndis eth tx", (rt_uint8_t *)msg, msg->MessageLength);
|
|
}
|
|
result = rt_rndis_msg_data_send(device->rndis_class, (rt_uint8_t *)msg, msg->MessageLength);
|
|
device->send_packet_counter++;
|
|
|
|
return result;
|
|
}
|
|
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
const static struct rt_device_ops rndis_device_ops = {
|
|
rt_rndis_eth_init,
|
|
rt_rndis_eth_open,
|
|
rt_rndis_eth_close,
|
|
rt_rndis_eth_read,
|
|
rt_rndis_eth_write,
|
|
rt_rndis_eth_control
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
__WEAK void
|
|
lowlevel_usb_init(void)
|
|
{
|
|
}
|
|
|
|
int usbh_rndis_eth_device_init(void)
|
|
{
|
|
/* Initialize all data member in usbh_rndis_eth_device */
|
|
rt_memset(&usbh_rndis_eth_device, 0, sizeof(struct rt_rndis_eth));
|
|
|
|
/* OUI 00-00-00, only for test. */
|
|
usbh_rndis_eth_device.dev_addr[0] = 0xFF;
|
|
usbh_rndis_eth_device.dev_addr[1] = 0xFF;
|
|
usbh_rndis_eth_device.dev_addr[2] = 0xFF;
|
|
/* generate random MAC. */
|
|
usbh_rndis_eth_device.dev_addr[3] = 0xFF;
|
|
usbh_rndis_eth_device.dev_addr[4] = 0xFF;
|
|
usbh_rndis_eth_device.dev_addr[5] = 0xFF;
|
|
|
|
usbh_rndis_eth_device.rndis_mutex = rt_mutex_create("rndis", RT_IPC_FLAG_PRIO);
|
|
|
|
if (usbh_rndis_eth_device.rndis_mutex == RT_NULL) {
|
|
RNDIS_DEV_PRINTF("Rndis mutex creat faile!\r\n");
|
|
}
|
|
|
|
#ifdef RT_USING_DEVICE_OPS
|
|
usbh_rndis_eth_device.parent.parent.ops = &rndis_device_ops;
|
|
#else
|
|
usbh_rndis_eth_device.parent.parent.init = rt_rndis_eth_init;
|
|
usbh_rndis_eth_device.parent.parent.open = rt_rndis_eth_open;
|
|
usbh_rndis_eth_device.parent.parent.close = rt_rndis_eth_close;
|
|
usbh_rndis_eth_device.parent.parent.read = rt_rndis_eth_read;
|
|
usbh_rndis_eth_device.parent.parent.write = rt_rndis_eth_write;
|
|
usbh_rndis_eth_device.parent.parent.control = rt_rndis_eth_control;
|
|
#endif
|
|
usbh_rndis_eth_device.parent.parent.user_data = RT_NULL;
|
|
|
|
usbh_rndis_eth_device.parent.eth_rx = RT_NULL;
|
|
usbh_rndis_eth_device.parent.eth_tx = rt_rndis_eth_tx;
|
|
|
|
/* register eth device */
|
|
usbh_rndis_eth_device.rx_buf_ptr = usbh_rndis_eth_device.rx_buffer;
|
|
usbh_rndis_eth_device.frame_debug = RT_FALSE;
|
|
|
|
usbh_rndis_eth_device.send_packet_counter = 0;
|
|
usbh_rndis_eth_device.recv_packet_counter = 0;
|
|
|
|
lowlevel_usb_init();
|
|
|
|
return 0;
|
|
}
|
|
INIT_DEVICE_EXPORT(usbh_rndis_eth_device_init);
|
|
|
|
/*********************************************************************************************************
|
|
** Function name eth_rndis_frame_debug()
|
|
** Descriptions: rndis frame print
|
|
** input parameters
|
|
** output parameters None
|
|
** Returned value: RT_EOK or RT_ERROR
|
|
*********************************************************************************************************/
|
|
static void eth_rndis_frame_debug(int argc, char **argv)
|
|
{
|
|
if (argc != 2) {
|
|
rt_kprintf("Please check the command you enter, it like this: rndis_debug on/off!\n");
|
|
} else {
|
|
if (rt_strcmp(argv[1], "on") == 0) {
|
|
usbh_rndis_eth_device.frame_debug = RT_TRUE;
|
|
} else {
|
|
usbh_rndis_eth_device.frame_debug = RT_FALSE;
|
|
}
|
|
}
|
|
}
|
|
|
|
#ifdef FINSH_USING_MSH
|
|
#include <finsh.h>
|
|
MSH_CMD_EXPORT_ALIAS(eth_rndis_frame_debug, rndis_debug, set eth rndis frame print);
|
|
#endif /* FINSH_USING_MSH */
|