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-rw-r--r--board/bf537-stamp/Makefile2
-rw-r--r--board/bf537-stamp/ether_bf537.c549
-rw-r--r--board/bf537-stamp/ether_bf537.h71
3 files changed, 1 insertions, 621 deletions
diff --git a/board/bf537-stamp/Makefile b/board/bf537-stamp/Makefile
index cdffc33..5d22393 100644
--- a/board/bf537-stamp/Makefile
+++ b/board/bf537-stamp/Makefile
@@ -29,7 +29,7 @@ include $(TOPDIR)/config.mk
LIB = $(obj)lib$(BOARD).a
-COBJS := $(BOARD).o ether_bf537.o post-memory.o stm_m25p64.o cmd_bf537led.o nand.o
+COBJS := $(BOARD).o post-memory.o stm_m25p64.o cmd_bf537led.o nand.o
SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS))
diff --git a/board/bf537-stamp/ether_bf537.c b/board/bf537-stamp/ether_bf537.c
deleted file mode 100644
index 6c514c6..0000000
--- a/board/bf537-stamp/ether_bf537.c
+++ /dev/null
@@ -1,549 +0,0 @@
-/*
- * ADI Blackfin 537 MAC Ethernet
- *
- * Copyright (c) 2005 Analog Device, Inc.
- *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-#include <common.h>
-#include <config.h>
-#include <asm/blackfin.h>
-#include <net.h>
-#include <command.h>
-#include <malloc.h>
-#include "ether_bf537.h"
-
-#include <asm/mach-common/bits/dma.h>
-#include <asm/mach-common/bits/emac.h>
-#include <asm/mach-common/bits/pll.h>
-
-#ifdef CONFIG_POST
-#include <post.h>
-#endif
-
-#undef DEBUG_ETHERNET
-
-#ifdef DEBUG_ETHERNET
-#define DEBUGF(fmt,args...) printf(fmt,##args)
-#else
-#define DEBUGF(fmt,args...)
-#endif
-
-#if defined(CONFIG_CMD_NET)
-
-#define RXBUF_BASE_ADDR 0xFF900000
-#define TXBUF_BASE_ADDR 0xFF800000
-#define TX_BUF_CNT 1
-
-#define TOUT_LOOP 1000000
-
-ADI_ETHER_BUFFER *txbuf[TX_BUF_CNT];
-ADI_ETHER_BUFFER *rxbuf[PKTBUFSRX];
-static u16 txIdx; /* index of the current RX buffer */
-static u16 rxIdx; /* index of the current TX buffer */
-
-u8 SrcAddr[6];
-u16 PHYregs[NO_PHY_REGS]; /* u16 PHYADDR; */
-
-/* DMAx_CONFIG values at DMA Restart */
-const ADI_DMA_CONFIG_REG rxdmacfg = { 1, 1, 2, 0, 0, 0, 0, 5, 7 };
-
-#if 0
- rxdmacfg.b_DMA_EN = 1; /* enabled */
- rxdmacfg.b_WNR = 1; /* write to memory */
- rxdmacfg.b_WDSIZE = 2; /* wordsize is 32 bits */
- rxdmacfg.b_DMA2D = 0; /* N/A */
- rxdmacfg.b_RESTART= 0; /* N/A */
- rxdmacfg.b_DI_SEL = 0; /* N/A */
- rxdmacfg.b_DI_EN = 0; /* no interrupt */
- rxdmacfg.b_NDSIZE = 5; /* 5 half words is desc size. */
- rxdmacfg.b_FLOW = 7; /* large desc flow */
-#endif
-
-const ADI_DMA_CONFIG_REG txdmacfg = { 1, 0, 2, 0, 0, 0, 0, 5, 7 };
-
-#if 0
- txdmacfg.b_DMA_EN = 1; /* enabled */
- txdmacfg.b_WNR = 0; /* read from memory */
- txdmacfg.b_WDSIZE = 2; /* wordsize is 32 bits */
- txdmacfg.b_DMA2D = 0; /* N/A */
- txdmacfg.b_RESTART= 0; /* N/A */
- txdmacfg.b_DI_SEL = 0; /* N/A */
- txdmacfg.b_DI_EN = 0; /* no interrupt */
- txdmacfg.b_NDSIZE = 5; /* 5 half words is desc size. */
- txdmacfg.b_FLOW = 7; /* large desc flow */
-#endif
-
-ADI_ETHER_BUFFER *SetupRxBuffer(int no);
-ADI_ETHER_BUFFER *SetupTxBuffer(int no);
-
-static int bfin_EMAC_init(struct eth_device *dev, bd_t * bd);
-static void bfin_EMAC_halt(struct eth_device *dev);
-static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
- int length);
-static int bfin_EMAC_recv(struct eth_device *dev);
-
-int bfin_EMAC_initialize(bd_t * bis)
-{
- struct eth_device *dev;
- dev = (struct eth_device *)malloc(sizeof(*dev));
- if (dev == NULL)
- hang();
-
- memset(dev, 0, sizeof(*dev));
- sprintf(dev->name, "BF537 ETHERNET");
-
- dev->iobase = 0;
- dev->priv = 0;
- dev->init = bfin_EMAC_init;
- dev->halt = bfin_EMAC_halt;
- dev->send = bfin_EMAC_send;
- dev->recv = bfin_EMAC_recv;
-
- eth_register(dev);
-
- return 1;
-}
-
-static int bfin_EMAC_send(struct eth_device *dev, volatile void *packet,
- int length)
-{
- int i;
- int result = 0;
- unsigned int *buf;
- buf = (unsigned int *)packet;
-
- if (length <= 0) {
- printf("Ethernet: bad packet size: %d\n", length);
- goto out;
- }
-
- if ((*pDMA2_IRQ_STATUS & DMA_ERR) != 0) {
- printf("Ethernet: tx DMA error\n");
- goto out;
- }
-
- for (i = 0; (*pDMA2_IRQ_STATUS & DMA_RUN) != 0; i++) {
- if (i > TOUT_LOOP) {
- puts("Ethernet: tx time out\n");
- goto out;
- }
- }
- txbuf[txIdx]->FrmData->NoBytes = length;
- memcpy(txbuf[txIdx]->FrmData->Dest, (void *)packet, length);
- txbuf[txIdx]->Dma[0].START_ADDR = (u32) txbuf[txIdx]->FrmData;
- *pDMA2_NEXT_DESC_PTR = &txbuf[txIdx]->Dma[0];
- *pDMA2_CONFIG = *(u16 *) (void *)(&txdmacfg);
- *pEMAC_OPMODE |= TE;
-
- for (i = 0; (txbuf[txIdx]->StatusWord & TX_COMP) == 0; i++) {
- if (i > TOUT_LOOP) {
- puts("Ethernet: tx error\n");
- goto out;
- }
- }
- result = txbuf[txIdx]->StatusWord;
- txbuf[txIdx]->StatusWord = 0;
- if ((txIdx + 1) >= TX_BUF_CNT)
- txIdx = 0;
- else
- txIdx++;
- out:
- DEBUGF("BFIN EMAC send: length = %d\n", length);
- return result;
-}
-
-static int bfin_EMAC_recv(struct eth_device *dev)
-{
- int length = 0;
-
- for (;;) {
- if ((rxbuf[rxIdx]->StatusWord & RX_COMP) == 0) {
- length = -1;
- break;
- }
- if ((rxbuf[rxIdx]->StatusWord & RX_DMAO) != 0) {
- printf("Ethernet: rx dma overrun\n");
- break;
- }
- if ((rxbuf[rxIdx]->StatusWord & RX_OK) == 0) {
- printf("Ethernet: rx error\n");
- break;
- }
- length = rxbuf[rxIdx]->StatusWord & 0x000007FF;
- if (length <= 4) {
- printf("Ethernet: bad frame\n");
- break;
- }
- NetRxPackets[rxIdx] =
- (volatile uchar *)(rxbuf[rxIdx]->FrmData->Dest);
- NetReceive(NetRxPackets[rxIdx], length - 4);
- *pDMA1_IRQ_STATUS |= DMA_DONE | DMA_ERR;
- rxbuf[rxIdx]->StatusWord = 0x00000000;
- if ((rxIdx + 1) >= PKTBUFSRX)
- rxIdx = 0;
- else
- rxIdx++;
- }
-
- return length;
-}
-
-/**************************************************************
- *
- * Ethernet Initialization Routine
- *
- *************************************************************/
-
-static int bfin_EMAC_init(struct eth_device *dev, bd_t * bd)
-{
- u32 opmode;
- int dat;
- int i;
- DEBUGF("Eth_init: ......\n");
-
- txIdx = 0;
- rxIdx = 0;
-
-/* Initialize System Register */
- if (SetupSystemRegs(&dat) < 0)
- return -1;
-
-/* Initialize EMAC address */
- SetupMacAddr(SrcAddr);
-
-/* Initialize TX and RX buffer */
- for (i = 0; i < PKTBUFSRX; i++) {
- rxbuf[i] = SetupRxBuffer(i);
- if (i > 0) {
- rxbuf[i - 1]->Dma[1].NEXT_DESC_PTR =
- &(rxbuf[i]->Dma[0]);
- if (i == (PKTBUFSRX - 1))
- rxbuf[i]->Dma[1].NEXT_DESC_PTR =
- &(rxbuf[0]->Dma[0]);
- }
- }
- for (i = 0; i < TX_BUF_CNT; i++) {
- txbuf[i] = SetupTxBuffer(i);
- if (i > 0) {
- txbuf[i - 1]->Dma[1].NEXT_DESC_PTR =
- &(txbuf[i]->Dma[0]);
- if (i == (TX_BUF_CNT - 1))
- txbuf[i]->Dma[1].NEXT_DESC_PTR =
- &(txbuf[0]->Dma[0]);
- }
- }
-
- /* Set RX DMA */
- *pDMA1_NEXT_DESC_PTR = &rxbuf[0]->Dma[0];
- *pDMA1_CONFIG = *((u16 *) (void *)&rxbuf[0]->Dma[0].CONFIG);
-
- /* Wait MII done */
- PollMdcDone();
-
- /* We enable only RX here */
- /* ASTP : Enable Automatic Pad Stripping
- PR : Promiscuous Mode for test
- PSF : Receive frames with total length less than 64 bytes.
- FDMODE : Full Duplex Mode
- LB : Internal Loopback for test
- RE : Receiver Enable */
- if (dat == FDMODE)
- opmode = ASTP | FDMODE | PSF;
- else
- opmode = ASTP | PSF;
- opmode |= RE;
-#ifdef CONFIG_BFIN_MAC_RMII
- opmode |= TE | RMII;
-#endif
- /* Turn on the EMAC */
- *pEMAC_OPMODE = opmode;
- return 0;
-}
-
-static void bfin_EMAC_halt(struct eth_device *dev)
-{
- DEBUGF("Eth_halt: ......\n");
- /* Turn off the EMAC */
- *pEMAC_OPMODE = 0x00000000;
- /* Turn off the EMAC RX DMA */
- *pDMA1_CONFIG = 0x0000;
- *pDMA2_CONFIG = 0x0000;
-
-}
-
-void SetupMacAddr(u8 * MACaddr)
-{
- char *tmp, *end;
- int i;
- /* this depends on a little-endian machine */
- tmp = getenv("ethaddr");
- if (tmp) {
- for (i = 0; i < 6; i++) {
- MACaddr[i] = tmp ? simple_strtoul(tmp, &end, 16) : 0;
- if (tmp)
- tmp = (*end) ? end + 1 : end;
- }
-
-#ifndef CONFIG_NETCONSOLE
- printf("Using MAC Address %02X:%02X:%02X:%02X:%02X:%02X\n",
- MACaddr[0], MACaddr[1],
- MACaddr[2], MACaddr[3], MACaddr[4], MACaddr[5]);
-#endif
- *pEMAC_ADDRLO = MACaddr[0] | MACaddr[1] << 8 |
- MACaddr[2] << 16 | MACaddr[3] << 24;
- *pEMAC_ADDRHI = MACaddr[4] | MACaddr[5] << 8;
- }
-}
-
-void PollMdcDone(void)
-{
- /* poll the STABUSY bit */
- while (*pEMAC_STAADD & STABUSY) ;
-}
-
-void WrPHYReg(u16 PHYAddr, u16 RegAddr, u16 Data)
-{
- PollMdcDone();
-
- *pEMAC_STADAT = Data;
-
- *pEMAC_STAADD = SET_PHYAD(PHYAddr) | SET_REGAD(RegAddr) |
- STAOP | STAIE | STABUSY;
-}
-
-/*********************************************************************************
- * Read an off-chip register in a PHY through the MDC/MDIO port *
- *********************************************************************************/
-u16 RdPHYReg(u16 PHYAddr, u16 RegAddr)
-{
- u16 Data;
-
- PollMdcDone();
-
- *pEMAC_STAADD = SET_PHYAD(PHYAddr) | SET_REGAD(RegAddr) |
- STAIE | STABUSY;
-
- PollMdcDone();
-
- Data = (u16) * pEMAC_STADAT;
-
- PHYregs[RegAddr] = Data; /* save shadow copy */
-
- return Data;
-}
-
-void SoftResetPHY(void)
-{
- u16 phydat;
- /* set the reset bit */
- WrPHYReg(PHYADDR, PHY_MODECTL, PHY_RESET);
- /* and clear it again */
- WrPHYReg(PHYADDR, PHY_MODECTL, 0x0000);
- do {
- /* poll until reset is complete */
- phydat = RdPHYReg(PHYADDR, PHY_MODECTL);
- } while ((phydat & PHY_RESET) != 0);
-}
-
-int SetupSystemRegs(int *opmode)
-{
- u16 sysctl, phydat;
- int count = 0;
- /* Enable PHY output */
- *pVR_CTL |= CLKBUFOE;
- /* MDC = 2.5 MHz */
- sysctl = SET_MDCDIV(24);
- /* Odd word alignment for Receive Frame DMA word */
- /* Configure checksum support and rcve frame word alignment */
- sysctl |= RXDWA | RXCKS;
- *pEMAC_SYSCTL = sysctl;
- /* auto negotiation on */
- /* full duplex */
- /* 100 Mbps */
- phydat = PHY_ANEG_EN | PHY_DUPLEX | PHY_SPD_SET;
- WrPHYReg(PHYADDR, PHY_MODECTL, phydat);
- do {
- udelay(1000);
- phydat = RdPHYReg(PHYADDR, PHY_MODESTAT);
- if (count > 3000) {
- printf
- ("Link is down, please check your network connection\n");
- return -1;
- }
- count++;
- } while (!(phydat & 0x0004));
-
- phydat = RdPHYReg(PHYADDR, PHY_ANLPAR);
-
- if ((phydat & 0x0100) || (phydat & 0x0040))
- *opmode = FDMODE;
- else
- *opmode = 0;
-
- *pEMAC_MMC_CTL = RSTC | CROLL;
-
- /* Initialize the TX DMA channel registers */
- *pDMA2_X_COUNT = 0;
- *pDMA2_X_MODIFY = 4;
- *pDMA2_Y_COUNT = 0;
- *pDMA2_Y_MODIFY = 0;
-
- /* Initialize the RX DMA channel registers */
- *pDMA1_X_COUNT = 0;
- *pDMA1_X_MODIFY = 4;
- *pDMA1_Y_COUNT = 0;
- *pDMA1_Y_MODIFY = 0;
- return 0;
-}
-
-ADI_ETHER_BUFFER *SetupRxBuffer(int no)
-{
- ADI_ETHER_FRAME_BUFFER *frmbuf;
- ADI_ETHER_BUFFER *buf;
- int nobytes_buffer = sizeof(ADI_ETHER_BUFFER[2]) / 2; /* ensure a multi. of 4 */
- int total_size = nobytes_buffer + RECV_BUFSIZE;
-
- buf = (ADI_ETHER_BUFFER *) (RXBUF_BASE_ADDR + no * total_size);
- frmbuf =
- (ADI_ETHER_FRAME_BUFFER *) (RXBUF_BASE_ADDR + no * total_size +
- nobytes_buffer);
-
- memset(buf, 0x00, nobytes_buffer);
- buf->FrmData = frmbuf;
- memset(frmbuf, 0xfe, RECV_BUFSIZE);
-
- /* set up first desc to point to receive frame buffer */
- buf->Dma[0].NEXT_DESC_PTR = &(buf->Dma[1]);
- buf->Dma[0].START_ADDR = (u32) buf->FrmData;
- buf->Dma[0].CONFIG.b_DMA_EN = 1; /* enabled */
- buf->Dma[0].CONFIG.b_WNR = 1; /* Write to memory */
- buf->Dma[0].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
- buf->Dma[0].CONFIG.b_NDSIZE = 5; /* 5 half words is desc size. */
- buf->Dma[0].CONFIG.b_FLOW = 7; /* large desc flow */
-
- /* set up second desc to point to status word */
- buf->Dma[1].NEXT_DESC_PTR = &(buf->Dma[0]);
- buf->Dma[1].START_ADDR = (u32) & buf->IPHdrChksum;
- buf->Dma[1].CONFIG.b_DMA_EN = 1; /* enabled */
- buf->Dma[1].CONFIG.b_WNR = 1; /* Write to memory */
- buf->Dma[1].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
- buf->Dma[1].CONFIG.b_DI_EN = 1; /* enable interrupt */
- buf->Dma[1].CONFIG.b_NDSIZE = 5; /* must be 0 when FLOW is 0 */
- buf->Dma[1].CONFIG.b_FLOW = 7; /* stop */
-
- return buf;
-}
-
-ADI_ETHER_BUFFER *SetupTxBuffer(int no)
-{
- ADI_ETHER_FRAME_BUFFER *frmbuf;
- ADI_ETHER_BUFFER *buf;
- int nobytes_buffer = sizeof(ADI_ETHER_BUFFER[2]) / 2; /* ensure a multi. of 4 */
- int total_size = nobytes_buffer + RECV_BUFSIZE;
-
- buf = (ADI_ETHER_BUFFER *) (TXBUF_BASE_ADDR + no * total_size);
- frmbuf =
- (ADI_ETHER_FRAME_BUFFER *) (TXBUF_BASE_ADDR + no * total_size +
- nobytes_buffer);
-
- memset(buf, 0x00, nobytes_buffer);
- buf->FrmData = frmbuf;
- memset(frmbuf, 0x00, RECV_BUFSIZE);
-
- /* set up first desc to point to receive frame buffer */
- buf->Dma[0].NEXT_DESC_PTR = &(buf->Dma[1]);
- buf->Dma[0].START_ADDR = (u32) buf->FrmData;
- buf->Dma[0].CONFIG.b_DMA_EN = 1; /* enabled */
- buf->Dma[0].CONFIG.b_WNR = 0; /* Read to memory */
- buf->Dma[0].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
- buf->Dma[0].CONFIG.b_NDSIZE = 5; /* 5 half words is desc size. */
- buf->Dma[0].CONFIG.b_FLOW = 7; /* large desc flow */
-
- /* set up second desc to point to status word */
- buf->Dma[1].NEXT_DESC_PTR = &(buf->Dma[0]);
- buf->Dma[1].START_ADDR = (u32) & buf->StatusWord;
- buf->Dma[1].CONFIG.b_DMA_EN = 1; /* enabled */
- buf->Dma[1].CONFIG.b_WNR = 1; /* Write to memory */
- buf->Dma[1].CONFIG.b_WDSIZE = 2; /* wordsize is 32 bits */
- buf->Dma[1].CONFIG.b_DI_EN = 1; /* enable interrupt */
- buf->Dma[1].CONFIG.b_NDSIZE = 0; /* must be 0 when FLOW is 0 */
- buf->Dma[1].CONFIG.b_FLOW = 0; /* stop */
-
- return buf;
-}
-
-#if defined(CONFIG_POST) && defined(CFG_POST_ETHER)
-int ether_post_test(int flags)
-{
- uchar buf[64];
- int i, value = 0;
- int length;
-
- printf("\n--------");
- bfin_EMAC_init(NULL, NULL);
- /* construct the package */
- buf[0] = buf[6] = (unsigned char)(*pEMAC_ADDRLO & 0xFF);
- buf[1] = buf[7] = (unsigned char)((*pEMAC_ADDRLO & 0xFF00) >> 8);
- buf[2] = buf[8] = (unsigned char)((*pEMAC_ADDRLO & 0xFF0000) >> 16);
- buf[3] = buf[9] = (unsigned char)((*pEMAC_ADDRLO & 0xFF000000) >> 24);
- buf[4] = buf[10] = (unsigned char)(*pEMAC_ADDRHI & 0xFF);
- buf[5] = buf[11] = (unsigned char)((*pEMAC_ADDRHI & 0xFF00) >> 8);
- buf[12] = 0x08; /* Type: ARP */
- buf[13] = 0x06;
- buf[14] = 0x00; /* Hardware type: Ethernet */
- buf[15] = 0x01;
- buf[16] = 0x08; /* Protocal type: IP */
- buf[17] = 0x00;
- buf[18] = 0x06; /* Hardware size */
- buf[19] = 0x04; /* Protocol size */
- buf[20] = 0x00; /* Opcode: request */
- buf[21] = 0x01;
-
- for (i = 0; i < 42; i++)
- buf[i + 22] = i;
- printf("--------Send 64 bytes......\n");
- bfin_EMAC_send(NULL, (volatile void *)buf, 64);
- for (i = 0; i < 100; i++) {
- udelay(10000);
- if ((rxbuf[rxIdx]->StatusWord & RX_COMP) != 0) {
- value = 1;
- break;
- }
- }
- if (value == 0) {
- printf("--------EMAC can't receive any data\n");
- eth_halt();
- return -1;
- }
- length = rxbuf[rxIdx]->StatusWord & 0x000007FF - 4;
- for (i = 0; i < length; i++) {
- if (rxbuf[rxIdx]->FrmData->Dest[i] != buf[i]) {
- printf("--------EMAC receive error data!\n");
- eth_halt();
- return -1;
- }
- }
- printf("--------receive %d bytes, matched\n", length);
- bfin_EMAC_halt(NULL);
- return 0;
-}
-#endif
-#endif
diff --git a/board/bf537-stamp/ether_bf537.h b/board/bf537-stamp/ether_bf537.h
deleted file mode 100644
index 22fc392..0000000
--- a/board/bf537-stamp/ether_bf537.h
+++ /dev/null
@@ -1,71 +0,0 @@
-#define PHYADDR 0x01
-#define NO_PHY_REGS 0x20
-
-#define DEFAULT_PHY_PHYID1 0x0007
-#define DEFAULT_PHY_PHYID2 0xC0A3
-#define PHY_MODECTL 0x00
-#define PHY_MODESTAT 0x01
-#define PHY_PHYID1 0x02
-#define PHY_PHYID2 0x03
-#define PHY_ANAR 0x04
-#define PHY_ANLPAR 0x05
-#define PHY_ANER 0x06
-
-#define PHY_RESET 0x8000
-#define PHY_ANEG_EN 0x1000
-#define PHY_DUPLEX 0x0100
-#define PHY_SPD_SET 0x2000
-
-#define RECV_BUFSIZE (0x614)
-
-typedef volatile u32 reg32;
-typedef volatile u16 reg16;
-
-typedef struct ADI_DMA_CONFIG_REG {
- u16 b_DMA_EN:1; /* 0 Enabled */
- u16 b_WNR:1; /* 1 Direction */
- u16 b_WDSIZE:2; /* 2:3 Transfer word size */
- u16 b_DMA2D:1; /* 4 DMA mode */
- u16 b_RESTART:1; /* 5 Retain FIFO */
- u16 b_DI_SEL:1; /* 6 Data interrupt timing select */
- u16 b_DI_EN:1; /* 7 Data interrupt enabled */
- u16 b_NDSIZE:4; /* 8:11 Flex descriptor size */
- u16 b_FLOW:3; /* 12:14Flow */
-} ADI_DMA_CONFIG_REG;
-
-typedef struct adi_ether_frame_buffer {
- u16 NoBytes; /* the no. of following bytes */
- u8 Dest[6]; /* destination MAC address */
- u8 Srce[6]; /* source MAC address */
- u16 LTfield; /* length/type field */
- u8 Data[0]; /* payload bytes */
-} ADI_ETHER_FRAME_BUFFER;
-/* 16 bytes/struct */
-
-typedef struct dma_descriptor {
- struct dma_descriptor *NEXT_DESC_PTR;
- u32 START_ADDR;
- ADI_DMA_CONFIG_REG CONFIG;
-} DMA_DESCRIPTOR;
-/* 10 bytes/struct in 12 bytes */
-
-typedef struct adi_ether_buffer {
- DMA_DESCRIPTOR Dma[2]; /* first for the frame, second for the status */
- ADI_ETHER_FRAME_BUFFER *FrmData;/* pointer to data */
- struct adi_ether_buffer *pNext; /* next buffer */
- struct adi_ether_buffer *pPrev; /* prev buffer */
- u16 IPHdrChksum; /* the IP header checksum */
- u16 IPPayloadChksum; /* the IP header and payload checksum */
- volatile u32 StatusWord; /* the frame status word */
-} ADI_ETHER_BUFFER;
-/* 40 bytes/struct in 44 bytes */
-
-void SetupMacAddr(u8 * MACaddr);
-
-void PollMdcDone(void);
-void WrPHYReg(u16 PHYAddr, u16 RegAddr, u16 Data);
-u16 RdPHYReg(u16 PHYAddr, u16 RegAddr);
-void SoftResetPHY(void);
-void DumpPHYRegs(void);
-
-int SetupSystemRegs(int *opmode);
generated by cgit v1.1 at 2024-12-18 02:46:01 +0000