diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/davinci_emac.c | 70 |
1 files changed, 24 insertions, 46 deletions
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index f5cec05..fa8cee4 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -40,17 +40,12 @@ #include <command.h> #include <net.h> #include <miiphy.h> +#include <malloc.h> #include <asm/arch/emac_defs.h> unsigned int emac_dbg = 0; #define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args) -/* Internal static functions */ -static int davinci_eth_hw_init (void); -static int davinci_eth_open (void); -static int davinci_eth_close (void); -static int davinci_eth_send_packet (volatile void *packet, int length); -static int davinci_eth_rcv_packet (void); static void davinci_eth_mdio_enable(void); static int gen_init_phy(int phy_addr); @@ -58,38 +53,10 @@ static int gen_is_phy_connected(int phy_addr); static int gen_get_link_speed(int phy_addr); static int gen_auto_negotiate(int phy_addr); -/* Wrappers exported to the U-Boot proper */ -int eth_hw_init(void) -{ - return(davinci_eth_hw_init()); -} - -int eth_init(bd_t * bd) -{ - return(davinci_eth_open()); -} - -void eth_halt(void) -{ - davinci_eth_close(); -} - -int eth_send(volatile void *packet, int length) -{ - return(davinci_eth_send_packet(packet, length)); -} - -int eth_rx(void) -{ - return(davinci_eth_rcv_packet()); -} - void eth_mdio_enable(void) { davinci_eth_mdio_enable(); } -/* End of wrappers */ - static u_int8_t davinci_eth_mac_addr[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; @@ -279,17 +246,11 @@ static int davinci_mii_phy_write(char *devname, unsigned char addr, unsigned cha return(davinci_eth_phy_write(addr, reg, value) ? 0 : 1); } -int davinci_eth_miiphy_initialize(bd_t *bis) -{ - miiphy_register(phy.name, davinci_mii_phy_read, davinci_mii_phy_write); - - return(1); -} #endif /* Eth device open */ -static int davinci_eth_open(void) +static int davinci_eth_open(struct eth_device *dev, bd_t *bis) { dv_reg_p addr; u_int32_t clkdiv, cnt; @@ -441,7 +402,7 @@ static void davinci_eth_ch_teardown(int ch) } /* Eth device close */ -static int davinci_eth_close(void) +static void davinci_eth_close(struct eth_device *dev) { debug_emac("+ emac_close\n"); @@ -453,7 +414,6 @@ static int davinci_eth_close(void) adap_ewrap->EWCTL = 0; debug_emac("- emac_close\n"); - return(1); } static int tx_send_loop = 0; @@ -462,7 +422,8 @@ static int tx_send_loop = 0; * This function sends a single packet on the network and returns * positive number (number of bytes transmitted) or negative for error */ -static int davinci_eth_send_packet (volatile void *packet, int length) +static int davinci_eth_send_packet (struct eth_device *dev, + volatile void *packet, int length) { int ret_status = -1; @@ -509,7 +470,7 @@ static int davinci_eth_send_packet (volatile void *packet, int length) /* * This function handles receipt of a packet from the network */ -static int davinci_eth_rcv_packet (void) +static int davinci_eth_rcv_packet (struct eth_device *dev) { volatile emac_desc *rx_curr_desc; volatile emac_desc *curr_desc; @@ -580,11 +541,27 @@ static int davinci_eth_rcv_packet (void) * EMAC modules power or pin multiplexors, that is done by board_init() * much earlier in bootup process. Returns 1 on success, 0 otherwise. */ -static int davinci_eth_hw_init(void) +int davinci_emac_initialize(void) { u_int32_t phy_id; u_int16_t tmp; int i; + struct eth_device *dev; + + dev = malloc(sizeof *dev); + + if (dev == NULL) + return -1; + + memset(dev, 0, sizeof *dev); + + dev->iobase = 0; + dev->init = davinci_eth_open; + dev->halt = davinci_eth_close; + dev->send = davinci_eth_send_packet; + dev->recv = davinci_eth_rcv_packet; + + eth_register(dev); davinci_eth_mdio_enable(); @@ -643,5 +620,6 @@ static int davinci_eth_hw_init(void) printf("Ethernet PHY: %s\n", phy.name); + miiphy_register(phy.name, davinci_mii_phy_read, davinci_mii_phy_write); return(1); } |