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cpu/esp32: fixes esp_net maximum packet size

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Fixes the maximum packet size of 255 bytes in the esp_eth netdev driver of ESP32 mcu.

fixup! cpu/esp32: fixes esp_net maximum packet size
This commit is contained in:
Gunar Schorcht 2018-12-12 18:10:35 +01:00 committed by Schorcht
parent b77c802f9b
commit 1e3abebd86
2 changed files with 5 additions and 5 deletions
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2
cpu/esp32/esp-eth/esp_eth_netdev.c
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@ -243,7 +243,7 @@ static int _esp_eth_recv(netdev_t *netdev, void *buf, size_t len, void *info)
mutex_lock(&dev->dev_lock); mutex_lock(&dev->dev_lock);
uint8_t size = dev->rx_len; int size = dev->rx_len;
if (!buf && !len) { if (!buf && !len) {
/* return the size without dropping received data */ /* return the size without dropping received data */

6
cpu/esp32/esp-eth/esp_eth_netdev.h
View File

@ -37,10 +37,10 @@ typedef struct
{ {
netdev_t netdev; /**< netdev parent struct */ netdev_t netdev; /**< netdev parent struct */
uint8_t rx_len; /**< number of bytes received */ uint16_t rx_len; /**< number of bytes received */
uint8_t rx_buf[ETHERNET_DATA_LEN]; /**< receive buffer */ uint16_t tx_len; /**< number of bytes in transmit buffer */
uint8_t tx_len; /**< number of bytes in transmit buffer */ uint8_t rx_buf[ETHERNET_DATA_LEN]; /**< receive buffer */
uint8_t tx_buf[ETHERNET_DATA_LEN]; /**< transmit buffer */ uint8_t tx_buf[ETHERNET_DATA_LEN]; /**< transmit buffer */
uint32_t event; /**< received event */ uint32_t event; /**< received event */