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path: root/drivers/net/greth.c
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Diffstat (limited to 'drivers/net/greth.c')
-rw-r--r--drivers/net/greth.c66
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(&regs->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;