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rndis bulk transfer buffer uses physical addresses

This commit is contained in:
songyanguang 2024-07-23 14:56:38 +08:00
parent f81170c61d
commit 46d67a2115
1 changed files with 41 additions and 13 deletions
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54
Ubiquitous/XiZi_AIoT/services/drivers/usb/components/class/wireless/rndis_host.c
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@ -13,11 +13,16 @@ Modification: Modify rndis_host.c according to
https://github.com/cherry-embedded/CherryUSB/blob/v0.10.2/third_party/FreeRTOS-10.4/rndis_host/rndis_host.c
https://github.com/cherry-embedded/CherryUSB/blob/v0.10.2/third_party/rt-thread-4.1.1/rndis_host/rndis_host_lwip2.1.2.c
and https://github.com/longtengmcu/USB-HOST-driver-4G-rndis-device/components/drivers/usb/usbhost/class/rndis_dev.c (Zhaoshimin).
2. Date: 2024-07-23
Author: AIIT XUOS Lab
Modification: rndis bulk transfer buffer uses physical addresses.
*************************************************/
#include <usb_osal.h>
#include "usbh_core.h"
#include "usbh_rndis.h"
#include "rndis_protocol.h"
#include "usyscall.h"
/* define the rdnis device state*/
#define RNDIS_BUS_UNINITIALIZED 0
@ -34,7 +39,8 @@ Modification: Modify rndis_host.c according to
#define RNDIS_DEV_KEEPALIVE_TIMEOUT 5000
/*should be the usb Integer multiple of maximum packet length N*64*/
#define RNDIS_ETH_BUFFER_LEN (sizeof(rndis_data_packet_t) + USB_ETH_MTU + 42)
#define RNDIS_RXETH_BUFFER_LEN (RNDIS_ETH_BUFFER_LEN * 5)
/* The maximum number of concatenated REMOTE_NDIS_PACKET_MSG messages in a single bus transfer to it, see MaxPacketsPerTransfer in REMOTE_NDIS_INITIALIZE_CMPLT. */
#define RNDIS_RXETH_BUFFER_LEN (RNDIS_ETH_BUFFER_LEN * 1)
#define RT_TRUE 1 /**< boolean true */
#define RT_FALSE 0 /**< boolean fails */
@ -42,9 +48,14 @@ Modification: Modify rndis_host.c according to
/* Static Variable Definition*/
static struct usbh_rndis *s_rndis_class_ptr;
USB_NOCACHE_RAM_SECTION uint8_t tx_buffer[RNDIS_ETH_BUFFER_LEN];
USB_NOCACHE_RAM_SECTION uint8_t rx_buffer[RNDIS_RXETH_BUFFER_LEN];
static uint8_t *rx_buf_ptr;
//USB_NOCACHE_RAM_SECTION uint8_t tx_buffer[RNDIS_ETH_BUFFER_LEN];
//USB_NOCACHE_RAM_SECTION uint8_t rx_buffer[RNDIS_RXETH_BUFFER_LEN];
//static uint8_t *rx_buf_ptr;
static uint8_t *tx_buffer;
static uint8_t *tx_buffer_phy;
static uint8_t *rx_buffer;
static uint8_t *rx_buffer_phy;
usb_osal_sem_t mutex_sem_handle;
usb_osal_thread_t timer_handle;
usb_osal_thread_t data_recv_task_handle;
@ -78,7 +89,6 @@ static void usbh_rndis_data_recv_entry(void *pdata)
uint32_t info_len = 0;
struct usbh_rndis *rndis_class = (struct usbh_rndis *)pdata;
rx_buf_ptr = rx_buffer;
if (!rndis_class->link_status) {
printf("linkdown, drop pkg\r\n");
@ -102,13 +112,13 @@ static void usbh_rndis_data_recv_entry(void *pdata)
while (1) {
pmg_offset = 0;
ret = usbh_rndis_bulk_in_transfer(rndis_class, rx_buf_ptr, RNDIS_RXETH_BUFFER_LEN, USB_OSAL_WAITING_FOREVER);
ret = usbh_rndis_bulk_in_transfer(rndis_class, rx_buffer_phy, RNDIS_RXETH_BUFFER_LEN, USB_OSAL_WAITING_FOREVER);
if (ret <= 0) {
usb_osal_msleep(1);
continue;
}
while (ret > 0) {
pmsg = (rndis_data_packet_t *)(rx_buf_ptr + pmg_offset);
pmsg = (rndis_data_packet_t *)(rx_buffer + pmg_offset);
if (pmsg->MessageType == REMOTE_NDIS_PACKET_MSG) {
eth_device_ready((uint8_t *)(&pmsg->DataOffset) + pmsg->DataOffset, pmsg->MessageLength);
pmg_offset += pmsg->MessageLength;
@ -120,8 +130,26 @@ static void usbh_rndis_data_recv_entry(void *pdata)
void usbh_rndis_run(struct usbh_rndis *rndis_class)
{
uintptr_t vaddr, paddr;
int ret;
s_rndis_class_ptr = rndis_class;
rx_buf_ptr = rx_buffer;
ret = naive_mmap(&vaddr, &paddr, RNDIS_ETH_BUFFER_LEN, false);
if(ret != 0){
USB_LOG_ERR("tx_buf_ptr allocate error, ret: %d\n", ret);
return;
}
tx_buffer = (uint8_t *)vaddr;
tx_buffer_phy = (uint8_t *)paddr;
ret = naive_mmap(&vaddr, &paddr, RNDIS_RXETH_BUFFER_LEN, false);
if(ret != 0){
USB_LOG_ERR("rx_buf_ptr allocate error, ret: %d\n", ret);
return;
}
rx_buffer = (uint8_t *)vaddr;
rx_buffer_phy = (uint8_t *)paddr;
mutex_sem_handle = usb_osal_sem_create(0);
if (NULL == mutex_sem_handle) {
@ -195,10 +223,10 @@ int usbh_rndis_eth_tx(void *dataptr, size_t tot_len)
return 0;
}
USB_ASSERT((tot_len + sizeof(rndis_data_packet_t)) < sizeof(tx_buffer));
if (tot_len > sizeof(tx_buffer)) {
printf("RNDIS MTU is:%d, but the send packet size is %d\r\n", sizeof(tx_buffer), tot_len);
tot_len = sizeof(tx_buffer);
USB_ASSERT((tot_len + sizeof(rndis_data_packet_t)) < RNDIS_ETH_BUFFER_LEN);
if (tot_len > RNDIS_ETH_BUFFER_LEN) {
printf("RNDIS MTU is:%d, but the send packet size is %d\r\n", RNDIS_ETH_BUFFER_LEN, tot_len);
tot_len = RNDIS_ETH_BUFFER_LEN;
}
hdr = (rndis_data_packet_t *)tx_buffer;
@ -216,7 +244,7 @@ int usbh_rndis_eth_tx(void *dataptr, size_t tot_len)
/* pad a dummy. */
hdr->MessageLength += 1;
}
return rndis_msg_data_send(s_rndis_class_ptr, (uint8_t *)tx_buffer, hdr->MessageLength);
return rndis_msg_data_send(s_rndis_class_ptr, (uint8_t *)tx_buffer_phy, hdr->MessageLength);
}
int usbh_rndis_eth_control(int cmd, void *args)