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cpu/sam0_eth: report link status

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This commit is contained in:
Benjamin Valentin 2023-06-02 15:03:09 +02:00
parent d9d89913fe
commit 6b70459f77
1 changed files with 14 additions and 0 deletions
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14
cpu/sam0_common/sam0_eth/eth-netdev.c
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@ -20,6 +20,7 @@
#include <string.h>
#include "iolist.h"
#include "mii.h"
#include "net/gnrc/netif/ethernet.h"
#include "net/gnrc.h"
#include "net/ethernet.h"
@ -49,6 +50,14 @@ extern void sam0_clear_rx_buffers(void);
statically defines one in this file */
static sam0_eth_netdev_t _sam0_eth_dev;
unsigned sam0_read_phy(uint8_t phy, uint8_t addr);
void sam0_write_phy(uint8_t phy, uint8_t addr, uint16_t data);
static inline bool _get_link_status(void)
{
return sam0_read_phy(0, MII_BMSR) & MII_BMSR_LINK;
}
static int _sam0_eth_init(netdev_t *netdev)
{
sam0_eth_init();
@ -106,6 +115,11 @@ static int _sam0_eth_get(netdev_t *netdev, netopt_t opt, void *val, size_t max_l
sam0_eth_get_mac((char *)val);
res = ETHERNET_ADDR_LEN;
break;
case NETOPT_LINK:
assert(max_len == sizeof(netopt_enable_t));
*(netopt_enable_t *)val = _get_link_status();
res = sizeof(netopt_enable_t);
break;
default:
res = netdev_eth_get(netdev, opt, val, max_len);
break;