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feature/ethernet_driver: update ethernet driver

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1. The transmitting mode of the packets from LWIP to MAC is changed from synchronous to asynchronous.
2. The receive buf mode : support pointer mode and copy mode.
3. Add get phy status func used to config mac register.
This commit is contained in:
shangke
2016-12-18 21:18:37 +08:00
parent 05fcdcfedb
commit 5ddf6daa98
12 changed files with 501 additions and 203 deletions
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27
components/ethernet/emac_dev.c
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@@ -34,18 +34,6 @@
static const char *TAG = "emac";
void emac_poll_tx_cmd(void)
{
//write any to wake up dma
REG_WRITE(EMAC_DMATXPOLLDEMAND_REG, 1);
}
void emac_poll_rx_cmd(void)
{
//write any to wake up dma
REG_WRITE(EMAC_DMARXPOLLDEMAND_REG, 1);
}
void emac_enable_dma_tx(void)
{
REG_SET_BIT(EMAC_DMAOPERATION_MODE_REG, EMAC_START_STOP_TRANSMISSION_COMMAND);
@@ -66,15 +54,6 @@ void emac_disable_dma_rx(void)
REG_CLR_BIT(EMAC_DMAOPERATION_MODE_REG, EMAC_START_STOP_RECEIVE);
}
uint32_t emac_read_tx_cur_reg(void)
{
return REG_READ(EMAC_DMATXCURRDESC_REG);
}
uint32_t emac_read_rx_cur_reg(void)
{
return REG_READ(EMAC_DMARXCURRDESC_REG);
}
uint32_t emac_read_mac_version(void)
{
@@ -121,16 +100,18 @@ void emac_dma_init(void)
REG_SET_BIT(EMAC_DMAOPERATION_MODE_REG, EMAC_FORWARD_UNDERSIZED_GOOD_FRAMES);
REG_SET_BIT(EMAC_DMAOPERATION_MODE_REG, EMAC_OPERATE_SECOND_FRAME);
REG_SET_FIELD(EMAC_DMABUSMODE_REG, EMAC_PROG_BURST_LEN, 4);
REG_SET_BIT(EMAC_DMAOPERATION_MODE_REG,EMAC_DMAOPERATION_MODE_REG);
}
void emac_mac_init(void)
{
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACRX);
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACTX);
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACDUPLEX);
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACMIIGMII);
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACFESPEED);
REG_SET_BIT(EMAC_GMACFRAMEFILTER_REG, EMAC_PROMISCUOUS_MODE);
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACRX);
REG_SET_BIT(EMAC_GMACCONFIG_REG, EMAC_GMACTX);
}
void emac_set_clk_rmii(void)