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Diffstat (limited to 'arch/arm/cpu/ixp/npe/npe.c')
-rw-r--r--arch/arm/cpu/ixp/npe/npe.c696
1 files changed, 0 insertions, 696 deletions
diff --git a/arch/arm/cpu/ixp/npe/npe.c b/arch/arm/cpu/ixp/npe/npe.c
deleted file mode 100644
index 1fe3a95eaf..0000000000
--- a/arch/arm/cpu/ixp/npe/npe.c
+++ /dev/null
@@ -1,696 +0,0 @@
-/*
- * (C) Copyright 2005-2006
- * Stefan Roese, DENX Software Engineering, sr@denx.de.
- *
- * 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
- */
-
-#if 0
-#define DEBUG /* define for debug output */
-#endif
-
-#include <config.h>
-#include <common.h>
-#include <net.h>
-#include <miiphy.h>
-#include <malloc.h>
-#include <asm/processor.h>
-#include <asm/arch-ixp/ixp425.h>
-
-#include <IxOsal.h>
-#include <IxEthAcc.h>
-#include <IxEthDB.h>
-#include <IxNpeDl.h>
-#include <IxQMgr.h>
-#include <IxNpeMh.h>
-#include <ix_ossl.h>
-#include <IxFeatureCtrl.h>
-
-#include <npe.h>
-
-static IxQMgrDispatcherFuncPtr qDispatcherFunc = NULL;
-static int npe_exists[NPE_NUM_PORTS];
-static int npe_used[NPE_NUM_PORTS];
-
-/* A little extra so we can align to cacheline. */
-static u8 npe_alloc_pool[NPE_MEM_POOL_SIZE + CONFIG_SYS_CACHELINE_SIZE - 1];
-static u8 *npe_alloc_end;
-static u8 *npe_alloc_free;
-
-static void *npe_alloc(int size)
-{
- static int count = 0;
- void *p = NULL;
-
- size = (size + (CONFIG_SYS_CACHELINE_SIZE-1)) & ~(CONFIG_SYS_CACHELINE_SIZE-1);
- count++;
-
- if ((npe_alloc_free + size) < npe_alloc_end) {
- p = npe_alloc_free;
- npe_alloc_free += size;
- } else {
- printf("npe_alloc: failed (count=%d, size=%d)!\n", count, size);
- }
- return p;
-}
-
-/* Not interrupt safe! */
-static void mbuf_enqueue(IX_OSAL_MBUF **q, IX_OSAL_MBUF *new)
-{
- IX_OSAL_MBUF *m = *q;
-
- IX_OSAL_MBUF_NEXT_PKT_IN_CHAIN_PTR(new) = NULL;
-
- if (m) {
- while(IX_OSAL_MBUF_NEXT_PKT_IN_CHAIN_PTR(m))
- m = IX_OSAL_MBUF_NEXT_PKT_IN_CHAIN_PTR(m);
- IX_OSAL_MBUF_NEXT_PKT_IN_CHAIN_PTR(m) = new;
- } else
- *q = new;
-}
-
-/* Not interrupt safe! */
-static IX_OSAL_MBUF *mbuf_dequeue(IX_OSAL_MBUF **q)
-{
- IX_OSAL_MBUF *m = *q;
- if (m)
- *q = IX_OSAL_MBUF_NEXT_PKT_IN_CHAIN_PTR(m);
- return m;
-}
-
-static void reset_tx_mbufs(struct npe* p_npe)
-{
- IX_OSAL_MBUF *m;
- int i;
-
- p_npe->txQHead = NULL;
-
- for (i = 0; i < CONFIG_DEVS_ETH_INTEL_NPE_MAX_TX_DESCRIPTORS; i++) {
- m = &p_npe->tx_mbufs[i];
-
- memset(m, 0, sizeof(*m));
-
- IX_OSAL_MBUF_MDATA(m) = (void *)&p_npe->tx_pkts[i * NPE_PKT_SIZE];
- IX_OSAL_MBUF_MLEN(m) = IX_OSAL_MBUF_PKT_LEN(m) = NPE_PKT_SIZE;
- mbuf_enqueue(&p_npe->txQHead, m);
- }
-}
-
-static void reset_rx_mbufs(struct npe* p_npe)
-{
- IX_OSAL_MBUF *m;
- int i;
-
- p_npe->rxQHead = NULL;
-
- HAL_DCACHE_INVALIDATE(p_npe->rx_pkts, NPE_PKT_SIZE *
- CONFIG_DEVS_ETH_INTEL_NPE_MAX_RX_DESCRIPTORS);
-
- for (i = 0; i < CONFIG_DEVS_ETH_INTEL_NPE_MAX_RX_DESCRIPTORS; i++) {
- m = &p_npe->rx_mbufs[i];
-
- memset(m, 0, sizeof(*m));
-
- IX_OSAL_MBUF_MDATA(m) = (void *)&p_npe->rx_pkts[i * NPE_PKT_SIZE];
- IX_OSAL_MBUF_MLEN(m) = IX_OSAL_MBUF_PKT_LEN(m) = NPE_PKT_SIZE;
-
- if(ixEthAccPortRxFreeReplenish(p_npe->eth_id, m) != IX_SUCCESS) {
- printf("ixEthAccPortRxFreeReplenish failed for port %d\n", p_npe->eth_id);
- break;
- }
- }
-}
-
-static void init_rx_mbufs(struct npe* p_npe)
-{
- p_npe->rxQHead = NULL;
-
- p_npe->rx_pkts = npe_alloc(NPE_PKT_SIZE *
- CONFIG_DEVS_ETH_INTEL_NPE_MAX_RX_DESCRIPTORS);
- if (p_npe->rx_pkts == NULL) {
- printf("alloc of packets failed.\n");
- return;
- }
-
- p_npe->rx_mbufs = (IX_OSAL_MBUF *)
- npe_alloc(sizeof(IX_OSAL_MBUF) *
- CONFIG_DEVS_ETH_INTEL_NPE_MAX_RX_DESCRIPTORS);
- if (p_npe->rx_mbufs == NULL) {
- printf("alloc of mbufs failed.\n");
- return;
- }
-
- reset_rx_mbufs(p_npe);
-}
-
-static void init_tx_mbufs(struct npe* p_npe)
-{
- p_npe->tx_pkts = npe_alloc(NPE_PKT_SIZE *
- CONFIG_DEVS_ETH_INTEL_NPE_MAX_TX_DESCRIPTORS);
- if (p_npe->tx_pkts == NULL) {
- printf("alloc of packets failed.\n");
- return;
- }
-
- p_npe->tx_mbufs = (IX_OSAL_MBUF *)
- npe_alloc(sizeof(IX_OSAL_MBUF) *
- CONFIG_DEVS_ETH_INTEL_NPE_MAX_TX_DESCRIPTORS);
- if (p_npe->tx_mbufs == NULL) {
- printf("alloc of mbufs failed.\n");
- return;
- }
-
- reset_tx_mbufs(p_npe);
-}
-
-/* Convert IX_ETH_PORT_n to IX_NPEMH_NPEID_NPEx */
-static int __eth_to_npe(int eth_id)
-{
- switch(eth_id) {
- case IX_ETH_PORT_1:
- return IX_NPEMH_NPEID_NPEB;
-
- case IX_ETH_PORT_2:
- return IX_NPEMH_NPEID_NPEC;
-
- case IX_ETH_PORT_3:
- return IX_NPEMH_NPEID_NPEA;
- }
- return 0;
-}
-
-/* Poll the CSR machinery. */
-static void npe_poll(int eth_id)
-{
- if (qDispatcherFunc != NULL) {
- ixNpeMhMessagesReceive(__eth_to_npe(eth_id));
- (*qDispatcherFunc)(IX_QMGR_QUELOW_GROUP);
- }
-}
-
-/* ethAcc RX callback */
-static void npe_rx_callback(u32 cbTag, IX_OSAL_MBUF *m, IxEthAccPortId portid)
-{
- struct npe* p_npe = (struct npe *)cbTag;
-
- if (IX_OSAL_MBUF_MLEN(m) > 0) {
- mbuf_enqueue(&p_npe->rxQHead, m);
-
- if (p_npe->rx_write == ((p_npe->rx_read-1) & (PKTBUFSRX-1))) {
- debug("Rx overflow: rx_write=%d rx_read=%d\n",
- p_npe->rx_write, p_npe->rx_read);
- } else {
- debug("Received message #%d (len=%d)\n", p_npe->rx_write,
- IX_OSAL_MBUF_MLEN(m));
- memcpy((void *)NetRxPackets[p_npe->rx_write], IX_OSAL_MBUF_MDATA(m),
- IX_OSAL_MBUF_MLEN(m));
- p_npe->rx_len[p_npe->rx_write] = IX_OSAL_MBUF_MLEN(m);
- p_npe->rx_write++;
- if (p_npe->rx_write == PKTBUFSRX)
- p_npe->rx_write = 0;
-
-#ifdef CONFIG_PRINT_RX_FRAMES
- {
- u8 *ptr = IX_OSAL_MBUF_MDATA(m);
- int i;
-
- for (i=0; i<60; i++) {
- debug("%02x ", *ptr++);
- }
- debug("\n");
- }
-#endif
- }
-
- m = mbuf_dequeue(&p_npe->rxQHead);
- } else {
- debug("Received frame with length 0!!!\n");
- m = mbuf_dequeue(&p_npe->rxQHead);
- }
-
- /* Now return mbuf to NPE */
- IX_OSAL_MBUF_MLEN(m) = IX_OSAL_MBUF_PKT_LEN(m) = NPE_PKT_SIZE;
- IX_OSAL_MBUF_NEXT_BUFFER_IN_PKT_PTR(m) = NULL;
- IX_OSAL_MBUF_FLAGS(m) = 0;
-
- if(ixEthAccPortRxFreeReplenish(p_npe->eth_id, m) != IX_SUCCESS) {
- debug("npe_rx_callback: Error returning mbuf.\n");
- }
-}
-
-/* ethAcc TX callback */
-static void npe_tx_callback(u32 cbTag, IX_OSAL_MBUF *m)
-{
- struct npe* p_npe = (struct npe *)cbTag;
-
- debug("%s\n", __FUNCTION__);
-
- IX_OSAL_MBUF_MLEN(m) = IX_OSAL_MBUF_PKT_LEN(m) = NPE_PKT_SIZE;
- IX_OSAL_MBUF_NEXT_BUFFER_IN_PKT_PTR(m) = NULL;
- IX_OSAL_MBUF_FLAGS(m) = 0;
-
- mbuf_enqueue(&p_npe->txQHead, m);
-}
-
-
-static int npe_set_mac_address(struct eth_device *dev)
-{
- struct npe *p_npe = (struct npe *)dev->priv;
- IxEthAccMacAddr npeMac;
-
- debug("%s\n", __FUNCTION__);
-
- /* Set MAC address */
- memcpy(npeMac.macAddress, dev->enetaddr, 6);
-
- if (ixEthAccPortUnicastMacAddressSet(p_npe->eth_id, &npeMac) != IX_ETH_ACC_SUCCESS) {
- printf("Error setting unicast address! %02x:%02x:%02x:%02x:%02x:%02x\n",
- npeMac.macAddress[0], npeMac.macAddress[1],
- npeMac.macAddress[2], npeMac.macAddress[3],
- npeMac.macAddress[4], npeMac.macAddress[5]);
- return 0;
- }
-
- return 1;
-}
-
-/* Boot-time CSR library initialization. */
-static int npe_csr_load(void)
-{
- int i;
-
- if (ixQMgrInit() != IX_SUCCESS) {
- debug("Error initialising queue manager!\n");
- return 0;
- }
-
- ixQMgrDispatcherLoopGet(&qDispatcherFunc);
-
- if(ixNpeMhInitialize(IX_NPEMH_NPEINTERRUPTS_YES) != IX_SUCCESS) {
- printf("Error initialising NPE Message handler!\n");
- return 0;
- }
-
- if (npe_used[IX_ETH_PORT_1] && npe_exists[IX_ETH_PORT_1] &&
- ixNpeDlNpeInitAndStart(IX_NPEDL_NPEIMAGE_NPEB_ETH_LEARN_FILTER_SPAN_FIREWALL_VLAN_QOS)
- != IX_SUCCESS) {
- printf("Error downloading firmware to NPE-B!\n");
- return 0;
- }
-
- if (npe_used[IX_ETH_PORT_2] && npe_exists[IX_ETH_PORT_2] &&
- ixNpeDlNpeInitAndStart(IX_NPEDL_NPEIMAGE_NPEC_ETH_LEARN_FILTER_SPAN_FIREWALL_VLAN_QOS)
- != IX_SUCCESS) {
- printf("Error downloading firmware to NPE-C!\n");
- return 0;
- }
-
- /* don't need this for U-Boot */
- ixFeatureCtrlSwConfigurationWrite(IX_FEATURECTRL_ETH_LEARNING, FALSE);
-
- if (ixEthAccInit() != IX_ETH_ACC_SUCCESS) {
- printf("Error initialising Ethernet access driver!\n");
- return 0;
- }
-
- for (i = 0; i < IX_ETH_ACC_NUMBER_OF_PORTS; i++) {
- if (!npe_used[i] || !npe_exists[i])
- continue;
- if (ixEthAccPortInit(i) != IX_ETH_ACC_SUCCESS) {
- printf("Error initialising Ethernet port%d!\n", i);
- }
- if (ixEthAccTxSchedulingDisciplineSet(i, FIFO_NO_PRIORITY) != IX_ETH_ACC_SUCCESS) {
- printf("Error setting scheduling discipline for port %d.\n", i);
- }
- if (ixEthAccPortRxFrameAppendFCSDisable(i) != IX_ETH_ACC_SUCCESS) {
- printf("Error disabling RX FCS for port %d.\n", i);
- }
- if (ixEthAccPortTxFrameAppendFCSEnable(i) != IX_ETH_ACC_SUCCESS) {
- printf("Error enabling TX FCS for port %d.\n", i);
- }
- }
-
- return 1;
-}
-
-static int npe_init(struct eth_device *dev, bd_t * bis)
-{
- struct npe *p_npe = (struct npe *)dev->priv;
- int i;
- u16 reg_short;
- int speed;
- int duplex;
-
- debug("%s: 1\n", __FUNCTION__);
-
-#ifdef CONFIG_MII_NPE0_FIXEDLINK
- if (0 == p_npe->eth_id) {
- speed = CONFIG_MII_NPE0_SPEED;
- duplex = CONFIG_MII_NPE0_FULLDUPLEX ? FULL : HALF;
- } else
-#endif
-#ifdef CONFIG_MII_NPE1_FIXEDLINK
- if (1 == p_npe->eth_id) {
- speed = CONFIG_MII_NPE1_SPEED;
- duplex = CONFIG_MII_NPE1_FULLDUPLEX ? FULL : HALF;
- } else
-#endif
- {
- miiphy_read(dev->name, p_npe->phy_no, MII_BMSR, &reg_short);
-
- /*
- * Wait if PHY is capable of autonegotiation and
- * autonegotiation is not complete
- */
- if ((reg_short & BMSR_ANEGCAPABLE) &&
- !(reg_short & BMSR_ANEGCOMPLETE)) {
- puts("Waiting for PHY auto negotiation to complete");
- i = 0;
- while (!(reg_short & BMSR_ANEGCOMPLETE)) {
- /*
- * Timeout reached ?
- */
- if (i > PHY_AUTONEGOTIATE_TIMEOUT) {
- puts(" TIMEOUT !\n");
- break;
- }
-
- if ((i++ % 1000) == 0) {
- putc('.');
- miiphy_read(dev->name, p_npe->phy_no,
- MII_BMSR, &reg_short);
- }
- udelay(1000); /* 1 ms */
- }
- puts(" done\n");
- /* another 500 ms (results in faster booting) */
- udelay(500000);
- }
- speed = miiphy_speed(dev->name, p_npe->phy_no);
- duplex = miiphy_duplex(dev->name, p_npe->phy_no);
- }
-
- if (p_npe->print_speed) {
- p_npe->print_speed = 0;
- printf ("ENET Speed is %d Mbps - %s duplex connection\n",
- (int) speed, (duplex == HALF) ? "HALF" : "FULL");
- }
-
- npe_alloc_end = npe_alloc_pool + sizeof(npe_alloc_pool);
- npe_alloc_free = (u8 *)(((unsigned)npe_alloc_pool +
- CONFIG_SYS_CACHELINE_SIZE - 1) & ~(CONFIG_SYS_CACHELINE_SIZE - 1));
-
- /* initialize mbuf pool */
- init_rx_mbufs(p_npe);
- init_tx_mbufs(p_npe);
-
- if (ixEthAccPortRxCallbackRegister(p_npe->eth_id, npe_rx_callback,
- (u32)p_npe) != IX_ETH_ACC_SUCCESS) {
- printf("can't register RX callback!\n");
- return -1;
- }
-
- if (ixEthAccPortTxDoneCallbackRegister(p_npe->eth_id, npe_tx_callback,
- (u32)p_npe) != IX_ETH_ACC_SUCCESS) {
- printf("can't register TX callback!\n");
- return -1;
- }
-
- npe_set_mac_address(dev);
-
- if (ixEthAccPortEnable(p_npe->eth_id) != IX_ETH_ACC_SUCCESS) {
- printf("can't enable port!\n");
- return -1;
- }
-
- p_npe->active = 1;
-
- return 0;
-}
-
-#if 0 /* test-only: probably have to deal with it when booting linux (for a clean state) */
-/* Uninitialize CSR library. */
-static void npe_csr_unload(void)
-{
- ixEthAccUnload();
- ixEthDBUnload();
- ixNpeMhUnload();
- ixQMgrUnload();
-}
-
-/* callback which is used by ethAcc to recover RX buffers when stopping */
-static void npe_rx_stop_callback(u32 cbTag, IX_OSAL_MBUF *m, IxEthAccPortId portid)
-{
- debug("%s\n", __FUNCTION__);
-}
-
-/* callback which is used by ethAcc to recover TX buffers when stopping */
-static void npe_tx_stop_callback(u32 cbTag, IX_OSAL_MBUF *m)
-{
- debug("%s\n", __FUNCTION__);
-}
-#endif
-
-static void npe_halt(struct eth_device *dev)
-{
- struct npe *p_npe = (struct npe *)dev->priv;
- int i;
-
- debug("%s\n", __FUNCTION__);
-
- /* Delay to give time for recovery of mbufs */
- for (i = 0; i < 100; i++) {
- npe_poll(p_npe->eth_id);
- udelay(100);
- }
-
-#if 0 /* test-only: probably have to deal with it when booting linux (for a clean state) */
- if (ixEthAccPortRxCallbackRegister(p_npe->eth_id, npe_rx_stop_callback,
- (u32)p_npe) != IX_ETH_ACC_SUCCESS) {
- debug("Error registering rx callback!\n");
- }
-
- if (ixEthAccPortTxDoneCallbackRegister(p_npe->eth_id, npe_tx_stop_callback,
- (u32)p_npe) != IX_ETH_ACC_SUCCESS) {
- debug("Error registering tx callback!\n");
- }
-
- if (ixEthAccPortDisable(p_npe->eth_id) != IX_ETH_ACC_SUCCESS) {
- debug("npe_stop: Error disabling NPEB!\n");
- }
-
- /* Delay to give time for recovery of mbufs */
- for (i = 0; i < 100; i++) {
- npe_poll(p_npe->eth_id);
- udelay(10000);
- }
-
- /*
- * For U-Boot only, we are probably launching Linux or other OS that
- * needs a clean slate for its NPE library.
- */
-#if 0 /* test-only */
- for (i = 0; i < IX_ETH_ACC_NUMBER_OF_PORTS; i++) {
- if (npe_used[i] && npe_exists[i])
- if (ixNpeDlNpeStopAndReset(__eth_to_npe(i)) != IX_SUCCESS)
- printf("Failed to stop and reset NPE B.\n");
- }
-#endif
-
-#endif
- p_npe->active = 0;
-}
-
-
-static int npe_send(struct eth_device *dev, void *packet, int len)
-{
- struct npe *p_npe = (struct npe *)dev->priv;
- u8 *dest;
- int err;
- IX_OSAL_MBUF *m;
-
- debug("%s\n", __FUNCTION__);
- m = mbuf_dequeue(&p_npe->txQHead);
- dest = IX_OSAL_MBUF_MDATA(m);
- IX_OSAL_MBUF_PKT_LEN(m) = IX_OSAL_MBUF_MLEN(m) = len;
- IX_OSAL_MBUF_NEXT_PKT_IN_CHAIN_PTR(m) = NULL;
-
- memcpy(dest, (char *)packet, len);
-
- if ((err = ixEthAccPortTxFrameSubmit(p_npe->eth_id, m, IX_ETH_ACC_TX_DEFAULT_PRIORITY))
- != IX_ETH_ACC_SUCCESS) {
- printf("npe_send: Can't submit frame. err[%d]\n", err);
- mbuf_enqueue(&p_npe->txQHead, m);
- return 0;
- }
-
-#ifdef DEBUG_PRINT_TX_FRAMES
- {
- u8 *ptr = IX_OSAL_MBUF_MDATA(m);
- int i;
-
- for (i=0; i<IX_OSAL_MBUF_MLEN(m); i++) {
- printf("%02x ", *ptr++);
- }
- printf(" (tx-len=%d)\n", IX_OSAL_MBUF_MLEN(m));
- }
-#endif
-
- npe_poll(p_npe->eth_id);
-
- return len;
-}
-
-static int npe_rx(struct eth_device *dev)
-{
- struct npe *p_npe = (struct npe *)dev->priv;
-
- debug("%s\n", __FUNCTION__);
- npe_poll(p_npe->eth_id);
-
- debug("%s: rx_write=%d rx_read=%d\n", __FUNCTION__, p_npe->rx_write, p_npe->rx_read);
- while (p_npe->rx_write != p_npe->rx_read) {
- debug("Reading message #%d\n", p_npe->rx_read);
- NetReceive(NetRxPackets[p_npe->rx_read], p_npe->rx_len[p_npe->rx_read]);
- p_npe->rx_read++;
- if (p_npe->rx_read == PKTBUFSRX)
- p_npe->rx_read = 0;
- }
-
- return 0;
-}
-
-int npe_initialize(bd_t * bis)
-{
- static int virgin = 0;
- struct eth_device *dev;
- int eth_num = 0;
- struct npe *p_npe = NULL;
- uchar enetaddr[6];
-
- for (eth_num = 0; eth_num < CONFIG_SYS_NPE_NUMS; eth_num++) {
-
- /* See if we can actually bring up the interface, otherwise, skip it */
-#ifdef CONFIG_HAS_ETH1
- if (eth_num == 1) {
- if (!eth_getenv_enetaddr("eth1addr", enetaddr))
- continue;
- } else
-#endif
- if (!eth_getenv_enetaddr("ethaddr", enetaddr))
- continue;
-
- /* Allocate device structure */
- dev = (struct eth_device *)malloc(sizeof(*dev));
- if (dev == NULL) {
- printf ("%s: Cannot allocate eth_device %d\n", __FUNCTION__, eth_num);
- return -1;
- }
- memset(dev, 0, sizeof(*dev));
-
- /* Allocate our private use data */
- p_npe = (struct npe *)malloc(sizeof(struct npe));
- if (p_npe == NULL) {
- printf("%s: Cannot allocate private hw data for eth_device %d",
- __FUNCTION__, eth_num);
- free(dev);
- return -1;
- }
- memset(p_npe, 0, sizeof(struct npe));
-
- p_npe->eth_id = eth_num;
- memcpy(dev->enetaddr, enetaddr, 6);
-#ifdef CONFIG_HAS_ETH1
- if (eth_num == 1)
- p_npe->phy_no = CONFIG_PHY1_ADDR;
- else
-#endif
- p_npe->phy_no = CONFIG_PHY_ADDR;
-
- sprintf(dev->name, "NPE%d", eth_num);
- dev->priv = (void *)p_npe;
- dev->init = npe_init;
- dev->halt = npe_halt;
- dev->send = npe_send;
- dev->recv = npe_rx;
-
- p_npe->print_speed = 1;
-
- if (0 == virgin) {
- virgin = 1;
-
- if (ixFeatureCtrlDeviceRead() == IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X) {
- switch (ixFeatureCtrlProductIdRead() & IX_FEATURE_CTRL_SILICON_STEPPING_MASK) {
- case IX_FEATURE_CTRL_SILICON_TYPE_B0:
- default: /* newer than B0 */
- /*
- * If it is B0 or newer Silicon, we
- * only enable port when its
- * corresponding Eth Coprocessor is
- * available.
- */
- if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) ==
- IX_FEATURE_CTRL_COMPONENT_ENABLED)
- npe_exists[IX_ETH_PORT_1] = TRUE;
-
- if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) ==
- IX_FEATURE_CTRL_COMPONENT_ENABLED)
- npe_exists[IX_ETH_PORT_2] = TRUE;
- break;
- case IX_FEATURE_CTRL_SILICON_TYPE_A0:
- /*
- * If it is A0 Silicon, we enable both as both Eth Coprocessors
- * are available.
- */
- npe_exists[IX_ETH_PORT_1] = TRUE;
- npe_exists[IX_ETH_PORT_2] = TRUE;
- break;
- }
- } else if (ixFeatureCtrlDeviceRead() == IX_FEATURE_CTRL_DEVICE_TYPE_IXP46X) {
- if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0) ==
- IX_FEATURE_CTRL_COMPONENT_ENABLED)
- npe_exists[IX_ETH_PORT_1] = TRUE;
-
- if (ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH1) ==
- IX_FEATURE_CTRL_COMPONENT_ENABLED)
- npe_exists[IX_ETH_PORT_2] = TRUE;
- }
-
- npe_used[IX_ETH_PORT_1] = 1;
- npe_used[IX_ETH_PORT_2] = 1;
-
- npe_alloc_end = npe_alloc_pool + sizeof(npe_alloc_pool);
- npe_alloc_free = (u8 *)(((unsigned)npe_alloc_pool +
- CONFIG_SYS_CACHELINE_SIZE - 1)
- & ~(CONFIG_SYS_CACHELINE_SIZE - 1));
-
- if (!npe_csr_load())
- return 0;
- }
-
- eth_register(dev);
-
-#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
- miiphy_register(dev->name, npe_miiphy_read, npe_miiphy_write);
-#endif
-
- } /* end for each supported device */
-
- return 1;
-}