diff options
Diffstat (limited to 'bsp/imx6sx/cortex-a9/drivers/emac_drv.c')
| -rw-r--r-- | bsp/imx6sx/cortex-a9/drivers/emac_drv.c | 140 |
1 files changed, 70 insertions, 70 deletions
diff --git a/bsp/imx6sx/cortex-a9/drivers/emac_drv.c b/bsp/imx6sx/cortex-a9/drivers/emac_drv.c index af5ca009cf..b51934eee1 100644 --- a/bsp/imx6sx/cortex-a9/drivers/emac_drv.c +++ b/bsp/imx6sx/cortex-a9/drivers/emac_drv.c @@ -1,6 +1,6 @@ /* * COPYRIGHT (C) 2018, Real-Thread Information Technology Ltd - * + * * SPDX-License-Identifier: Apache-2.0 * Change Logs: * Date Author Notes @@ -16,17 +16,17 @@ #include <lwipopts.h> #include "emac_drv.h" -#define MAX_ADDR_LEN 6 -#define IMX_EMAC_DEVICE(eth) (struct emac_device*)(eth) +#define MAX_ADDR_LEN 6 +#define IMX_EMAC_DEVICE(eth) (struct emac_device*)(eth) struct emac_device { - /* inherit from Ethernet device */ - struct eth_device parent; + /* inherit from Ethernet device */ + struct eth_device parent; - imx_enet_priv_t enet_priv; - /* interface address info. */ - rt_uint8_t dev_addr[MAX_ADDR_LEN]; /* MAC address */ + imx_enet_priv_t enet_priv; + /* interface address info. */ + rt_uint8_t dev_addr[MAX_ADDR_LEN]; /* MAC address */ }; static struct emac_device _emac; @@ -54,7 +54,7 @@ void init_enet(struct emac_device* emac) // Check PHY link status. if (!(emac->enet_priv.status & ENET_STATUS_LINK_ON)) { - rt_kprintf("ENET link status check fail\n"); + rt_kprintf("ENET link status check fail\n"); } imx_enet_start(&emac->enet_priv, emac->dev_addr); @@ -62,69 +62,69 @@ void init_enet(struct emac_device* emac) void imx_enet_isr(int vector, void *param) { - unsigned int value = 0; - imx_enet_priv_t * dev = &(_emac.enet_priv); - volatile hw_enet_t *enet_reg = dev->enet_reg; + unsigned int value = 0; + imx_enet_priv_t * dev = &(_emac.enet_priv); + volatile hw_enet_t *enet_reg = dev->enet_reg; value = enet_reg->EIR.U; enet_reg->EIR.U = value & (~ENET_EVENT_MII); if (value & ENET_EVENT_TX_ERR) - { + { dev->tx_busy = 0; } - else if (value & ENET_EVENT_TX) - { + else if (value & ENET_EVENT_TX) + { dev->tx_busy = 0; } if (value & ENET_EVENT_RX) - { - eth_device_ready(&(_emac.parent)); + { + eth_device_ready(&(_emac.parent)); } if (value & ENET_EVENT_HBERR) - { + { // printf("WARNGING[POLL]: Hearbeat error!\n"); } if (value & ENET_EVENT_EBERR) - { + { // printf("WARNING[POLL]: Ethernet Bus Error!\n"); } } static rt_err_t imx_emac_init(rt_device_t dev) { - struct emac_device *emac; + struct emac_device *emac; - emac = IMX_EMAC_DEVICE(dev); + emac = IMX_EMAC_DEVICE(dev); - /* initialize enet */ - init_enet(emac); - return RT_EOK; + /* initialize enet */ + init_enet(emac); + return RT_EOK; } static rt_err_t imx_emac_open(rt_device_t dev, rt_uint16_t oflag) { - return RT_EOK; + return RT_EOK; } static rt_err_t imx_emac_close(rt_device_t dev) { - return RT_EOK; + return RT_EOK; } static rt_size_t imx_emac_read(rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size) { - rt_set_errno(-RT_ENOSYS); - return 0; + rt_set_errno(-RT_ENOSYS); + return 0; } static rt_size_t imx_emac_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size) { - rt_set_errno(-RT_ENOSYS); - return 0; + rt_set_errno(-RT_ENOSYS); + return 0; } static rt_err_t imx_emac_control(rt_device_t dev, int cmd, void *args) @@ -134,19 +134,19 @@ static rt_err_t imx_emac_control(rt_device_t dev, int cmd, void *args) emac = IMX_EMAC_DEVICE(dev); RT_ASSERT(emac != RT_NULL); - switch(cmd) - { - case NIOCTL_GADDR: - /* get MAC address */ - if(args) rt_memcpy(args, emac->dev_addr, 6); - else return -RT_ERROR; - break; + switch(cmd) + { + case NIOCTL_GADDR: + /* get MAC address */ + if(args) rt_memcpy(args, emac->dev_addr, 6); + else return -RT_ERROR; + break; - default : - break; - } + default : + break; + } - return RT_EOK; + return RT_EOK; } /* Ethernet device interface */ @@ -161,8 +161,8 @@ rt_err_t imx_emac_tx(rt_device_t dev, struct pbuf* p) /* copy pbuf to a whole ETH frame */ pbuf_copy_partial(p, s_pkt_send, p->tot_len, 0); - /* send to the enet */ - imx_enet_send(&emac->enet_priv, s_pkt_send, p->tot_len, 1); + /* send to the enet */ + imx_enet_send(&emac->enet_priv, s_pkt_send, p->tot_len, 1); return result; } @@ -170,23 +170,23 @@ rt_err_t imx_emac_tx(rt_device_t dev, struct pbuf* p) /* reception packet. */ struct pbuf *imx_emac_rx(rt_device_t dev) { - int len; + int len; struct pbuf* p = RT_NULL; struct emac_device *emac; emac = IMX_EMAC_DEVICE(dev); RT_ASSERT(emac != RT_NULL); - imx_enet_recv(&emac->enet_priv, s_pkt_recv, &len); - if (len > 0) - { - /* We allocate a pbuf chain of pbufs from the pool. */ - p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL); - if (p != RT_NULL) - { - pbuf_take(p, s_pkt_recv, len); - } - } + imx_enet_recv(&emac->enet_priv, s_pkt_recv, &len); + if (len > 0) + { + /* We allocate a pbuf chain of pbufs from the pool. */ + p = pbuf_alloc(PBUF_RAW, len, PBUF_POOL); + if (p != RT_NULL) + { + pbuf_take(p, s_pkt_recv, len); + } + } return p; } @@ -194,27 +194,27 @@ struct pbuf *imx_emac_rx(rt_device_t dev) int imx_emac_hw_init(void) { /* test MAC address */ - _emac.dev_addr[0] = 0x00; - _emac.dev_addr[1] = 0x11; - _emac.dev_addr[2] = 0x22; - _emac.dev_addr[3] = 0x33; - _emac.dev_addr[4] = 0x44; - _emac.dev_addr[5] = 0x55; + _emac.dev_addr[0] = 0x00; + _emac.dev_addr[1] = 0x11; + _emac.dev_addr[2] = 0x22; + _emac.dev_addr[3] = 0x33; + _emac.dev_addr[4] = 0x44; + _emac.dev_addr[5] = 0x55; - _emac.parent.parent.init = imx_emac_init; - _emac.parent.parent.open = imx_emac_open; - _emac.parent.parent.close = imx_emac_close; - _emac.parent.parent.read = imx_emac_read; - _emac.parent.parent.write = imx_emac_write; - _emac.parent.parent.control = imx_emac_control; - _emac.parent.parent.user_data = RT_NULL; + _emac.parent.parent.init = imx_emac_init; + _emac.parent.parent.open = imx_emac_open; + _emac.parent.parent.close = imx_emac_close; + _emac.parent.parent.read = imx_emac_read; + _emac.parent.parent.write = imx_emac_write; + _emac.parent.parent.control = imx_emac_control; + _emac.parent.parent.user_data = RT_NULL; - _emac.parent.eth_rx = imx_emac_rx; - _emac.parent.eth_tx = imx_emac_tx; + _emac.parent.eth_rx = imx_emac_rx; + _emac.parent.eth_tx = imx_emac_tx; /* register ETH device */ eth_device_init(&(_emac.parent), "e0"); - return 0; + return 0; } INIT_DEVICE_EXPORT(imx_emac_hw_init); |