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2006-01-09 Ralf Corsepius <ralf.corsepius@rtems.org>

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* libchip/network/open_eth.c, libchip/network/open_eth.h:
	Merger from rtems-4-6-branch.
This commit is contained in:
Ralf Corsepius
2006-01-09 15:44:11 +00:00
parent 9d8ad283c2
commit 104df63ffd
3 changed files with 18 additions and 17 deletions
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29
c/src/libchip/network/open_eth.c
View File

@@ -29,6 +29,7 @@
#include <bsp.h>
#include <inttypes.h>
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
@@ -105,8 +106,6 @@ struct MDRX
#define OETH_SUSPEND_NOTXBUF
*/
#define OETH_RATE_10MHZ
#if (MCLBYTES < RBUF_SIZE)
# error "Driver must have MCLBYTES > RBUF_SIZE"
#endif
@@ -132,7 +131,7 @@ struct open_eth_softc
struct MDTX *txdesc;
struct MDRX *rxdesc;
rtems_vector_number vector;
unsigned int en100MHz;
/*
* Statistics
@@ -163,7 +162,7 @@ static struct open_eth_softc oc;
static rtems_isr
open_eth_interrupt_handler (rtems_vector_number v)
{
uint32_t status;
uint32_t status;
/* read and clear interrupt cause */
@@ -191,7 +190,7 @@ open_eth_interrupt_handler (rtems_vector_number v)
*/
}
static uint32_t read_mii(uint32_t addr)
static uint32_t read_mii(uint32_t addr)
{
while (oc.regs->miistatus & OETH_MIISTATUS_BUSY) {}
oc.regs->miiaddress = addr << 8;
@@ -205,7 +204,7 @@ static uint32_t read_mii(uint32_t addr)
}
}
static void write_mii(uint32_t addr, uint32_t data)
static void write_mii(uint32_t addr, uint32_t data)
{
while (oc.regs->miistatus & OETH_MIISTATUS_BUSY) {}
oc.regs->miiaddress = addr << 8;
@@ -234,19 +233,13 @@ open_eth_initialize_hardware (struct open_eth_softc *sc)
regs->moder = 0; /* Reset OFF */
/* reset PHY and wait for complettion */
mii_cr = read_mii(0);
mii_cr = 0x3320;
#ifdef OETH_RATE_10MHZ
mii_cr = 0;
#endif
mii_cr = 0x3300;
if (!sc->en100MHz) mii_cr = 0;
write_mii(0, mii_cr | 0x8000);
while (read_mii(0) & 0x8000) {}
write_mii(20, 0x1422);
#ifdef OETH_RATE_10MHZ
mii_cr = 0;
#endif
write_mii(0, mii_cr);
printf("open_eth: driver attached, PHY config : 0x%04x\n", read_mii(0));
if (!sc->en100MHz) write_mii(0, 0);
mii_cr = read_mii(0);
printf("open_eth: driver attached, PHY config : 0x%04" PRIx32 "\n", read_mii(0));
#ifdef OPEN_ETH_DEBUG
printf("mii_cr: %04x\n", mii_cr);
@@ -499,6 +492,7 @@ sendpacket (struct ifnet *ifp, struct mbuf *m)
len_status &= ~OETH_TX_BD_PAD;
/* write buffer descriptor length and status */
len_status &= 0x0000ffff;
len_status |= (len << 16) | (OETH_TX_BD_READY | OETH_TX_BD_CRC);
dp->regs->xd[dp->tx_ptr].len_status = len_status;
dp->tx_ptr = (dp->tx_ptr + 1) % dp->txbufs;
@@ -725,6 +719,7 @@ rtems_open_eth_driver_attach (struct rtems_bsdnet_ifconfig *config,
sc->vector = chip->vector;
sc->txbufs = chip->txd_count;
sc->rxbufs = chip->rxd_count;
sc->en100MHz = chip->en100MHz;
/*

1
c/src/libchip/network/open_eth.h
View File

@@ -12,6 +12,7 @@ typedef struct {
uint32_t vector;
uint32_t txd_count;
uint32_t rxd_count;
uint32_t en100MHz;
} open_eth_configuration_t;