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Merge pull request #2685 from andreaslarssonublox/stm32f4_phy_fix 

lwip - replace vendor specific register usage in stm32f4_emac.c with basic register
pull/2727/head
Martin Kojtal 2016-09-16 08:23:37 +01:00 committed by GitHub
parent da14bce7a2 189d932169
commit 5d1d8b4033
1 changed files with 3 additions and 19 deletions
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22
features/net/FEATURE_IPV4/lwip-interface/lwip-eth/arch/TARGET_STM/TARGET_STM32F4/stm32f4_emac.c
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@ -133,22 +133,6 @@ static void _eth_arch_low_level_init(struct netif *netif)
/* Enable MAC and DMA transmission and reception */
HAL_ETH_Start(&EthHandle);
/**** Configure PHY to generate an interrupt when Eth Link state changes ****/
/* Read Register Configuration */
HAL_ETH_ReadPHYRegister(&EthHandle, PHY_MICR, &regvalue);
regvalue |= (PHY_MICR_INT_EN | PHY_MICR_INT_OE);
/* Enable Interrupts */
HAL_ETH_WritePHYRegister(&EthHandle, PHY_MICR, regvalue);
/* Read Register Configuration */
HAL_ETH_ReadPHYRegister(&EthHandle, PHY_MISR, &regvalue);
regvalue |= PHY_MISR_LINK_INT_EN;
/* Enable Interrupt on change of link status */
HAL_ETH_WritePHYRegister(&EthHandle, PHY_MISR, regvalue);
#endif
}
@ -362,10 +346,10 @@ static void _eth_arch_phy_task(void *arg)
while (1) {
uint32_t status;
if (HAL_ETH_ReadPHYRegister(&EthHandle, PHY_SR, &status) == HAL_OK) {
if ((status & PHY_LINK_STATUS) && !(phy_status & PHY_LINK_STATUS)) {
if (HAL_ETH_ReadPHYRegister(&EthHandle, PHY_BSR, &status) == HAL_OK) {
if ((status & PHY_LINKED_STATUS) && !(phy_status & PHY_LINKED_STATUS)) {
tcpip_callback_with_block((tcpip_callback_fn)netif_set_link_up, (void*) netif, 1);
} else if (!(status & PHY_LINK_STATUS) && (phy_status & PHY_LINK_STATUS)) {
} else if (!(status & PHY_LINKED_STATUS) && (phy_status & PHY_LINKED_STATUS)) {
tcpip_callback_with_block((tcpip_callback_fn)netif_set_link_down, (void*) netif, 1);
}
phy_status = status;