diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/greth.c | 66 |
1 files changed, 25 insertions, 41 deletions
diff --git a/drivers/net/greth.c b/drivers/net/greth.c index 4f1973c..788aac8 100644 --- a/drivers/net/greth.c +++ b/drivers/net/greth.c @@ -24,6 +24,8 @@ * MA 02111-1307 USA */ +/* #define DEBUG */ + #include <common.h> #include <command.h> #include <net.h> @@ -33,8 +35,6 @@ #include <ambapp.h> #include <asm/leon.h> -/* #define DEBUG */ - #include "greth.h" /* Default to 3s timeout on autonegotiation */ @@ -142,9 +142,8 @@ int greth_init(struct eth_device *dev, bd_t * bis) greth_priv *greth = dev->priv; greth_regs *regs = greth->regs; -#ifdef DEBUG - printf("greth_init\n"); -#endif + + debug("greth_init\n"); if (!greth->rxbd_base) { @@ -199,9 +198,7 @@ int greth_init(struct eth_device *dev, bd_t * bis) /* Enable Transmitter, GRETH will now scan descriptors for packets * to transmitt */ -#ifdef DEBUG - printf("greth_init: enabling receiver\n"); -#endif + debug("greth_init: enabling receiver\n"); GRETH_REGORIN(®s->control, GRETH_RXEN); return 0; @@ -306,10 +303,8 @@ int greth_init_phy(greth_priv * dev, bd_t * bis) } auto_neg_done: -#ifdef DEBUG - printf("%s GRETH Ethermac at [0x%x] irq %d. Running \ + debug("%s GRETH Ethermac at [0x%x] irq %d. Running \ %d Mbps %s duplex\n", dev->gbit_mac ? "10/100/1000" : "10/100", (unsigned int)(regs), (unsigned int)(dev->irq), dev->gb ? 1000 : (dev->sp ? 100 : 10), dev->fd ? "full" : "half"); -#endif /* Read out PHY info if extended registers are available */ if (tmp & 1) { tmp1 = read_mii(2, regs); @@ -318,10 +313,8 @@ int greth_init_phy(greth_priv * dev, bd_t * bis) tmp = tmp2 & 0xF; tmp2 = (tmp2 >> 4) & 0x3F; -#ifdef DEBUG - printf("PHY: Vendor %x Device %x Revision %d\n", tmp1, + debug("PHY: Vendor %x Device %x Revision %d\n", tmp1, tmp2, tmp); -#endif } else { printf("PHY info not available\n"); } @@ -338,9 +331,9 @@ void greth_halt(struct eth_device *dev) greth_priv *greth; greth_regs *regs; int i; -#ifdef DEBUG - printf("greth_halt\n"); -#endif + + debug("greth_halt\n"); + if (!dev || !dev->priv) return; @@ -376,9 +369,9 @@ int greth_send(struct eth_device *dev, volatile void *eth_data, int data_length) greth_bd *txbd; void *txbuf; unsigned int status; -#ifdef DEBUG - printf("greth_send\n"); -#endif + + debug("greth_send\n"); + /* send data, wait for data to be sent, then return */ if (((unsigned int)eth_data & (GRETH_BUF_ALIGN - 1)) && !greth->gbit_mac) { @@ -387,9 +380,6 @@ int greth_send(struct eth_device *dev, volatile void *eth_data, int data_length) */ if (!greth->txbuf) { greth->txbuf = malloc(GRETH_RXBUF_SIZE); -#ifdef DEBUG - printf("GRETH: allocated aligned tx-buf\n"); -#endif } txbuf = greth->txbuf; @@ -455,9 +445,7 @@ int greth_recv(struct eth_device *dev) unsigned char *d; int enable = 0; int i; -#ifdef DEBUG -/* printf("greth_recv\n"); */ -#endif + /* Receive One packet only, but clear as many error packets as there are * available. */ @@ -474,10 +462,9 @@ int greth_recv(struct eth_device *dev) if (status & GRETH_BD_EN) { goto done; } -#ifdef DEBUG - printf("greth_recv: packet 0x%lx, 0x%lx, len: %d\n", + + debug("greth_recv: packet 0x%lx, 0x%lx, len: %d\n", (unsigned int)rxbd, status, status & GRETH_BD_LEN); -#endif /* Check status for errors. */ @@ -512,12 +499,12 @@ int greth_recv(struct eth_device *dev) /* Process the incoming packet. */ len = status & GRETH_BD_LEN; d = (char *)rxbd->addr; -#ifdef DEBUG - printf + + debug ("greth_recv: new packet, length: %d. data: %x %x %x %x %x %x %x %x\n", len, d[0], d[1], d[2], d[3], d[4], d[5], d[6], d[7]); -#endif + /* flush all data cache to make sure we're not reading old packet data */ sparc_dcache_flush_all(); @@ -565,10 +552,9 @@ void greth_set_hwaddr(greth_priv * greth, unsigned char *mac) greth->regs->esa_msb = (mac[0] << 8) | mac[1]; greth->regs->esa_lsb = (mac[2] << 24) | (mac[3] << 16) | (mac[4] << 8) | mac[5]; -#ifdef DEBUG - printf("GRETH: New MAC address: %02x:%02x:%02x:%02x:%02x:%02x\n", + + debug("GRETH: New MAC address: %02x:%02x:%02x:%02x:%02x:%02x\n", mac[0], mac[1], mac[2], mac[3], mac[4], mac[5]); -#endif } int greth_initialize(bd_t * bis) @@ -579,9 +565,9 @@ int greth_initialize(bd_t * bis) int i; char *addr_str, *end; unsigned char addr[6]; -#ifdef DEBUG - printf("Scanning for GRETH\n"); -#endif + + debug("Scanning for GRETH\n"); + /* Find Device & IRQ via AMBA Plug&Play information */ if (ambapp_apb_first(VENDOR_GAISLER, GAISLER_ETHMAC, &apbdev) != 1) { return -1; /* GRETH not found */ @@ -594,9 +580,7 @@ int greth_initialize(bd_t * bis) greth->regs = (greth_regs *) apbdev.address; greth->irq = apbdev.irq; -#ifdef DEBUG - printf("Found GRETH at 0x%lx, irq %d\n", greth->regs, greth->irq); -#endif + debug("Found GRETH at 0x%lx, irq %d\n", greth->regs, greth->irq); dev->priv = (void *)greth; dev->iobase = (unsigned int)greth->regs; dev->init = greth_init; |