diff -u linux-2.6.16.18/drivers/net/netxen/netxen_nic_hw.c linux-2.6.16.18/drivers/net/netxen/netxen_nic_hw.c --- linux-2.6.16.18/drivers/net/netxen/netxen_nic_hw.c 2006-05-25 02:43:22.000000000 -0700 +++ linux-2.6.16.18/drivers/net/netxen/netxen_nic_hw.c 2006-05-26 04:05:34.000000000 -0700 @@ -61,7 +61,6 @@
DPRINTK(INFO, "valid ether addr\n"); memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); - memcpy(port->hw.mac_addr, addr->sa_data, netdev->addr_len); netxen_nic_macaddr_set(port, addr->sa_data); @@ -102,7 +101,6 @@ netxen_nic_set_mtu(port, new_mtu); netdev->mtu = new_mtu; - port->hw.mtu = new_mtu; return 0; } @@ -628,8 +626,9 @@ return val; } +/* Change the window to 0, write and change back to window 1. */ void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 value) -{ /* Change the window to 0, write and change back to window 1. */ +{ unsigned long flags; void *addr; @@ -641,8 +640,9 @@ write_unlock_irqrestore(&adapter->adapter_lock, flags); } +/* Change the window to 0, read and change back to window 1. */ void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 * value) -{ /* Change the window to 0, read and change back to window 1. */ +{ unsigned long flags; void *addr; @@ -1188,7 +1188,6 @@ NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, (netxen_crbword_t *) & status) == 0) { if (status.link) { - port->state = 1; switch (status.speed) { case 0: port->link_speed = SPEED_10; @@ -1224,7 +1223,6 @@ goto link_down; } else { link_down: - port->state = -1; port->link_speed = -1; port->link_duplex = -1; } On Thu, 2006-05-25 at 03:53 -0700, Linsys Contractor Amit S. Kale wrote: > diff -Naru linux-2.6.16.18.orig/drivers/net/netxen/netxen_nic_hw.c > linux-2.6.16.18/drivers/net/netxen/netxen_nic_hw.c > --- linux-2.6.16.18.orig/drivers/net/netxen/netxen_nic_hw.c 1969-12-31 > 16:00:00.000000000 -0800 > +++ linux-2.6.16.18/drivers/net/netxen/netxen_nic_hw.c 2006-05-25 > 02:43:22.000000000 -0700 > @@ -0,0 +1,1289 @@ > +/* > + * Copyright (C) 2003 - 2006 NetXen, Inc. > + * All rights reserved. > + * > + * 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. > + * > + * The full GNU General Public License is included in this distribution > + * in the file called LICENSE. > + * > + * Contact Information: > + * [EMAIL PROTECTED] > + * NetXen, > + * 3965 Freedom Circle, Fourth floor, > + * Santa Clara, CA 95054 > + * > + * > + * Source file for NIC routines to access the Phantom hardware > + * > + */ > + > +#include <linux/delay.h> > +#include <linux/netdevice.h> > +#include <linux/ethtool.h> > +#include <linux/version.h> > +#include "netxen_nic.h" > +#include "netxen_nic_hw.h" > +#include "netxen_nic_phan_reg.h" > + > +/* PCI Windowing for DDR regions. */ > + > +#define ADDR_IN_RANGE(addr, low, high) \ > + (((addr) <= (high)) && ((addr) >= (low))) > + > +static unsigned long netxen_nic_pci_set_window(unsigned long long pci_base, > + unsigned long long addr); > +void netxen_free_hw_resources(struct netxen_adapter *adapter); > + > +int netxen_nic_set_mac(struct net_device *netdev, void *p) > +{ > + struct netxen_port *port = netdev_priv(netdev); > + struct sockaddr *addr = p; > + > + if (netif_running(netdev)) > + return -EBUSY; > + > + if (!is_valid_ether_addr(addr->sa_data)) > + return -EADDRNOTAVAIL; > + > + DPRINTK(INFO, "valid ether addr\n"); > + memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); > + memcpy(port->hw.mac_addr, addr->sa_data, netdev->addr_len); > + > + netxen_nic_macaddr_set(port, addr->sa_data); > + > + return 0; > +} > + > +/** > + * netxen_nic_set_multi - Multicast > + **/ > +void netxen_nic_set_multi(struct net_device *netdev) > +{ > + struct netxen_port *port = netdev_priv(netdev); > + struct dev_mc_list *mc_ptr; > + > + mc_ptr = netdev->mc_list; > + if (netdev->flags & IFF_PROMISC) > + netxen_nic_set_promisc_mode(port); > + else > + netxen_nic_unset_promisc_mode(port); > +} > + > +/* > + * netxen_nic_change_mtu - Change the Maximum Transfer Unit > + * @returns 0 on success, negative on failure > + */ > +int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu) > +{ > + struct netxen_port *port = netdev_priv(netdev); > + > + if (new_mtu & 0xffff0000) > + return -EINVAL; > + > + if (new_mtu > 8000) { > + printk(KERN_ERR "%s: %s MTU > 8000 is not supported\n", > + netxen_nic_driver_name, netdev->name); > + return -EINVAL; > + } > + > + netxen_nic_set_mtu(port, new_mtu); > + netdev->mtu = new_mtu; > + port->hw.mtu = new_mtu; > + > + return 0; > +} > + > +/* > + * check if the firmware has been downloaded and ready to run and > + * setup the address for the descriptors in the adapter > + */ > +int netxen_nic_hw_resources(struct netxen_adapter *adapter) > +{ > + struct netxen_hardware_context *hw = &adapter->ahw; > + int i; > + u32 state = 0; > + void *addr; > + int loops = 0, err = 0; > + int ctx, ring; > + u32 card_cmdring = 0; > + struct netxen_rcv_desc_crb *rcv_desc_crb = NULL; > + struct netxen_recv_context *recv_ctx; > + struct netxen_rcv_desc_ctx *rcv_desc; > + struct cmd_desc_type0_t *pcmd; > + > + DPRINTK(INFO, "pci_base: %lx\n", adapter->ahw.pci_base); > + DPRINTK(INFO, "crb_base: %lx %lx", NETXEN_PCI_CRBSPACE, > + adapter->ahw.pci_base + NETXEN_PCI_CRBSPACE); > + DPRINTK(INFO, "cam base: %lx %lx", NETXEN_CRB_CAM, > + adapter->ahw.pci_base + NETXEN_CRB_CAM); > + DPRINTK(INFO, "cam RAM: %lx %lx", NETXEN_CAM_RAM_BASE, > + adapter->ahw.pci_base + NETXEN_CAM_RAM_BASE); > + DPRINTK(INFO, "NIC base:%lx %lx\n", NIC_CRB_BASE_PORT1, > + adapter->ahw.pci_base + NIC_CRB_BASE_PORT1); > + > + /* Window 1 call */ > + read_lock(&adapter->adapter_lock); > + card_cmdring = readl(NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_CMDRING)); > + read_unlock(&adapter->adapter_lock); > + > + DPRINTK(INFO, "Command Peg sends 0x%x for cmdring base\n", > + card_cmdring); > + > + for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) { > + DPRINTK(INFO, "Command Peg ready..waiting for rcv peg\n"); > + loops = 0; > + state = 0; > + /* Window 1 call */ > + read_lock(&adapter->adapter_lock); > + state = readl(NETXEN_CRB_NORMALIZE(adapter, > + recv_crb_registers[ctx]. > + crb_rcvpeg_state)); > + read_unlock(&adapter->adapter_lock); > + > + while (state != PHAN_PEG_RCV_INITIALIZED && loops < 20) { > + udelay(100); > + /* Window 1 call */ > + read_lock(&adapter->adapter_lock); > + state = readl(NETXEN_CRB_NORMALIZE(adapter, > + recv_crb_registers > + [ctx]. > + crb_rcvpeg_state)); > + read_unlock(&adapter->adapter_lock); > + > + loops++; > + } > + if (loops >= 20) { > + printk(KERN_ERR "Rcv Peg initialization not complete:" > + "%x.\n", state); > + err = -EIO; > + return err; > + } > + } > + DPRINTK(INFO, "Recieve Peg ready too. starting stuff\n"); > + > + addr = pci_alloc_consistent(adapter->ahw.pdev, > + sizeof(struct cmd_desc_type0_t) * > + adapter->max_tx_desc_count, > + (dma_addr_t *) & hw->cmd_desc_phys_addr); > + if (addr == NULL) { > + DPRINTK(ERR, "bad return from pci_alloc_consistent\n"); > + err = -ENOMEM; > + return err; > + } > + > + /* we need to prelink all of the cmd descriptors */ > + pcmd = (struct cmd_desc_type0_t *)addr; > + for (i = 1; i < adapter->max_tx_desc_count; i++) { > + pcmd->netxen_next = > + (card_cmdring + i * sizeof(struct cmd_desc_type0_t)); > + pcmd++; > + } > + /* fill in last link (point to first) */ > + pcmd->netxen_next = card_cmdring; > + > + hw->cmd_desc_head = (struct cmd_desc_type0_t *)addr; > + > + for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) { > + recv_ctx = &adapter->recv_ctx[ctx]; > + > + for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) { > + rcv_desc = &recv_ctx->rcv_desc[ring]; > + addr = pci_alloc_consistent(adapter->ahw.pdev, > + RCV_DESC_RINGSIZE, > + (dma_addr_t *) > + & rcv_desc->phys_addr); > + if (addr == NULL) { > + DPRINTK(ERR, "bad return from " > + "pci_alloc_consistent\n"); > + netxen_free_hw_resources(adapter); > + err = -ENOMEM; > + return err; > + } > + rcv_desc->desc_head = (struct rcv_desc_t *)addr; > + } > + > + addr = pci_alloc_consistent(adapter->ahw.pdev, > + STATUS_DESC_RINGSIZE, (dma_addr_t *) > + & recv_ctx-> > + rcv_status_desc_phys_addr); > + if (addr == NULL) { > + DPRINTK(ERR, "bad return from" > + " pci_alloc_consistent\n"); > + netxen_free_hw_resources(adapter); > + err = -ENOMEM; > + return err; > + } > + recv_ctx->rcv_status_desc_head = (struct status_desc_t *)addr; > + > + for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) { > + rcv_desc = &recv_ctx->rcv_desc[ring]; > + rcv_desc_crb = > + &recv_crb_registers[ctx].rcv_desc_crb[ring]; > + DPRINTK(INFO, "ring #%d crb global ring reg 0x%x\n", > + ring, rcv_desc_crb->crb_globalrcv_ring); > + /* Window = 1 */ > + read_lock(&adapter->adapter_lock); > + writel(rcv_desc->phys_addr, > + NETXEN_CRB_NORMALIZE(adapter, > + rcv_desc_crb-> > + crb_globalrcv_ring)); > + read_unlock(&adapter->adapter_lock); > + > + DPRINTK(INFO, "GLOBAL_RCV_RING ctx %d, addr 0x%x" > + " val 0x%x," > + " virt %p\n", ctx, > + rcv_desc_crb->crb_globalrcv_ring, > + rcv_desc->phys_addr, rcv_desc->desc_head); > + } > + > + /* Window = 1 */ > + read_lock(&adapter->adapter_lock); > + writel(recv_ctx->rcv_status_desc_phys_addr, > + NETXEN_CRB_NORMALIZE(adapter, > + recv_crb_registers[ctx]. > + crb_rcvstatus_ring)); > + read_unlock(&adapter->adapter_lock); > + > + DPRINTK(INFO, "RCVSTATUS_RING, ctx %d, addr 0x%x," > + " val 0x%x,virt%p\n", > + ctx, > + recv_crb_registers[ctx].crb_rcvstatus_ring, > + recv_ctx->rcv_status_desc_phys_addr, > + recv_ctx->rcv_status_desc_head); > + } > + /* Window = 1 */ > + read_lock(&adapter->adapter_lock); > + writel(hw->cmd_desc_phys_addr, > + NETXEN_CRB_NORMALIZE(adapter, CRB_HOST_CMD_ADDR_LO)); > + > + read_unlock(&adapter->adapter_lock); > + > + return err; > +} > + > +void netxen_free_hw_resources(struct netxen_adapter *adapter) > +{ > + struct netxen_recv_context *recv_ctx; > + struct netxen_rcv_desc_ctx *rcv_desc; > + int ctx, ring; > + > + if (adapter->ahw.cmd_desc_head != NULL) { > + pci_free_consistent(adapter->ahw.pdev, > + sizeof(struct cmd_desc_type0_t) * > + adapter->max_tx_desc_count, > + adapter->ahw.cmd_desc_head, > + adapter->ahw.cmd_desc_phys_addr); > + adapter->ahw.cmd_desc_head = NULL; > + } > + > + for (ctx = 0; ctx < MAX_RCV_CTX; ++ctx) { > + recv_ctx = &adapter->recv_ctx[ctx]; > + for (ring = 0; ring < NUM_RCV_DESC_RINGS; ring++) { > + rcv_desc = &recv_ctx->rcv_desc[ring]; > + > + if (rcv_desc->desc_head != NULL) { > + pci_free_consistent(adapter->ahw.pdev, > + RCV_DESC_RINGSIZE, > + rcv_desc->desc_head, > + rcv_desc->phys_addr); > + rcv_desc->desc_head = NULL; > + } > + } > + > + if (recv_ctx->rcv_status_desc_head != NULL) { > + pci_free_consistent(adapter->ahw.pdev, > + STATUS_DESC_RINGSIZE, > + recv_ctx->rcv_status_desc_head, > + recv_ctx-> > + rcv_status_desc_phys_addr); > + recv_ctx->rcv_status_desc_head = NULL; > + } > + } > +} > + > +void netxen_tso_check(struct netxen_adapter *adapter, > + struct cmd_desc_type0_t *desc, struct sk_buff *skb) > +{ > + if (desc->mss) { > + desc->total_hdr_length = sizeof(struct ethhdr) + > + ((skb->nh.iph)->ihl * sizeof(u32)) + > + ((skb->h.th)->doff * sizeof(u32)); > + desc->opcode = TX_TCP_LSO; > + } else if (skb->ip_summed == CHECKSUM_HW) { > + if (skb->nh.iph->protocol == IPPROTO_TCP) { > + desc->opcode = TX_TCP_PKT; > + } else if (skb->nh.iph->protocol == IPPROTO_UDP) { > + desc->opcode = TX_UDP_PKT; > + } else { > + return; > + } > + } > + desc->tcp_hdr_offset = skb->h.raw - skb->data; > + desc->ip_hdr_offset = skb->nh.raw - skb->data; > + adapter->stats.xmitcsummed++; > +} > + > +int is_flash_supported(struct netxen_adapter *adapter) > +{ > + int locs[] = { 0, 0x4, 0x100, 0x4000, 0x4128 }; > + int addr, val01, val02, i, j; > + > + /* if the flash size less than 4Mb, make huge war cry and die */ > + for (j = 1; j < 4; j++) { > + addr = j * 0x100000; > + for (i = 0; i < (sizeof(locs) / sizeof(locs[0])); i++) { > + if (netxen_rom_fast_read(adapter, locs[i], &val01) == 0 > + && netxen_rom_fast_read(adapter, (addr + locs[i]), > + &val02) == 0) { > + if (val01 == val02) > + return -1; > + } else > + return -1; > + } > + } > + > + return 0; > +} > + > +static int netxen_get_flash_block(struct netxen_adapter *adapter, int base, > + int size, u32 * buf) > +{ > + int i, addr; > + u32 *ptr32; > + > + addr = base; > + ptr32 = buf; > + for (i = 0; i < size / sizeof(u32); i++) { > + if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) > + return -1; > + ptr32++; > + addr += sizeof(u32); > + } > + if ((char *)buf + size > (char *)ptr32) { > + u32 local; > + > + if (netxen_rom_fast_read(adapter, addr, &local) == -1) > + return -1; > + memcpy(ptr32, &local, (char *)buf + size - (char *)ptr32); > + } > + > + return 0; > +} > + > +int get_flash_mac_addr(struct netxen_adapter *adapter, u64 mac[]) > +{ > + u32 *pmac = (u32 *) & mac[0]; > + > + if (netxen_get_flash_block(adapter, > + USER_START + > + offsetof(struct netxen_new_user_info, > + mac_addr), > + FLASH_NUM_PORTS * sizeof(u64), pmac) == -1) { > + return -1; > + } > + if (*mac == ~0ULL) { > + if (netxen_get_flash_block(adapter, > + USER_START_OLD + > + offsetof(struct netxen_user_info, > + mac_addr), > + FLASH_NUM_PORTS * sizeof(u64), > + pmac) == -1) > + return -1; > + if (*mac == ~0ULL) > + return -1; > + } > + > + return 0; > +} > + > +/* > + * Changes the CRB window to the specified window. > + */ > +void netxen_nic_pci_change_crbwindow(struct netxen_adapter *adapter, u32 > wndw) > +{ > + struct netxen_pcix_crb_window window; > + unsigned long offset; > + u32 tmp; > + > + if (adapter->curr_window == wndw) > + return; > + > + /* > + * Move the CRB window. > + * We need to write to the "direct access" region of PCI > + * to avoid a race condition where the window register has > + * not been successfully written across CRB before the target > + * register address is received by PCI. The direct region bypasses > + * the CRB bus. > + */ > + offset = adapter->ahw.pci_base + NETXEN_PCIX_PH_REG(PCIX_CRB_WINDOW); > + > + *(netxen_crbword_t *) & window = 0; > + window.addrbit = wndw; > + writel(*(unsigned int *)&window, (void *)(offset)); > + > + /* MUST make sure window is set before we forge on... */ > + while ((tmp = readl((void *)offset)) != *(u32 *) & window) > + printk(KERN_WARNING "%s: %s WARNING: CRB window value not " > + "registered properly: 0x%08x.\n", > + netxen_nic_driver_name, __FUNCTION__, tmp); > + > + adapter->curr_window = wndw; > +} > + > +/* > + * Set the CRB window based on the offset. > + */ > +static inline unsigned long > +netxen_nic_pci_set_crbwindow(struct netxen_adapter *adapter, u64 off) > +{ > + /* > + * See if we are currently pointing to the region we want to use next. > + */ > + > + if ((off >= NETXEN_CRB_PCIX_HOST) && (off < NETXEN_CRB_DDR_NET)) { > + /* > + * No need to change window. PCIX and PCIE regs are in both > + * windows. > + */ > + return off; > + } > + > + if ((off >= NETXEN_CRB_PCIX_HOST) && (off < NETXEN_CRB_PCIX_HOST2)) { > + /* We are in first CRB window */ > + if (adapter->curr_window != 0) > + netxen_nic_pci_change_crbwindow(adapter, 0); > + > + return off; > + } > + > + if ((off > NETXEN_CRB_PCIX_HOST2) && (off < NETXEN_CRB_MAX)) { > + /* We are in second CRB window */ > + off = off - NETXEN_CRB_PCIX_HOST2 + NETXEN_CRB_PCIX_HOST; > + > + if (adapter->curr_window != 1) > + netxen_nic_pci_change_crbwindow(adapter, 1); > + > + return off; > + } > + > + if ((off >= NETXEN_PCI_DIRECT_CRB) && (off < NETXEN_PCI_CAMQM_MAX)) { > + /* > + * We are in the QM or direct access register region - do > + * nothing > + */ > + return off; > + } > + > + /* strange address given */ > + dump_stack(); > + printk(KERN_WARNING > + "%s: Warning: netxen_nic_pci_set_crbwindow called with" > + " an unknown address(%llx)\n", netxen_nic_driver_name, off); > + > + return off; > +} > + > +int > +netxen_nic_hw_write_wx(struct netxen_adapter *adapter, u64 off, void *data, > + int len) > +{ > + void *addr; > + unsigned long flags = 0; > + > + if (ADDR_IN_WINDOW1(off)) { > + addr = NETXEN_CRB_NORMALIZE(adapter, off); > + read_lock(&adapter->adapter_lock); > + } else { /* Window 0 */ > + addr = (void *)(ptrdiff_t) (adapter->ahw.pci_base + off); > + write_lock_irqsave(&adapter->adapter_lock, flags); > + netxen_nic_pci_change_crbwindow(adapter, 0); > + } > + > + DPRINTK(INFO, "writing to base %lx offset %llx addr %p" > + " data %llx len %d\n", > + adapter->ahw.pci_base, off, addr, > + *(unsigned long long *)data, len); > + switch (len) { > + case 1: > + writeb(*(u8 *) data, addr); > + break; > + case 2: > + writew(*(u16 *) data, addr); > + break; > + case 4: > + writel(*(u32 *) data, addr); > + break; > + case 8: > + writeq(*(u64 *) data, addr); > + break; > + default: > + DPRINTK(INFO, > + "writing data %lx to offset %llx, num words=%d\n", > + *(unsigned long *)data, off, (len >> 3)); > + > + NETXEN_NIC_HW_BLOCK_WRITE_64(data, addr, (len >> 3)); > + break; > + } > + if (ADDR_IN_WINDOW1(off)) > + read_unlock(&adapter->adapter_lock); > + else { /* Window 0 */ > + netxen_nic_pci_change_crbwindow(adapter, 1); > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > + } > + > + return 0; > +} > + > +int > +netxen_nic_hw_read_wx(struct netxen_adapter *adapter, u64 off, void *data, > + int len) > +{ > + void *addr; > + unsigned long flags = 0; > + > + if (ADDR_IN_WINDOW1(off)) { /* Window 1 */ > + addr = NETXEN_CRB_NORMALIZE(adapter, off); > + read_lock(&adapter->adapter_lock); > + } else { /* Window 0 */ > + addr = (void *)(ptrdiff_t) (adapter->ahw.pci_base + off); > + write_lock_irqsave(&adapter->adapter_lock, flags); > + netxen_nic_pci_change_crbwindow(adapter, 0); > + } > + > + DPRINTK(INFO, "reading from base %lx offset %llx addr %p\n", > + adapter->ahw.pci_base, off, addr); > + switch (len) { > + case 1: > + *(u8 *) data = readb(addr); > + break; > + case 2: > + *(u16 *) data = readw(addr); > + break; > + case 4: > + *(u32 *) data = readl(addr); > + break; > + case 8: > + *(u64 *) data = readq(addr); > + break; > + default: > + NETXEN_NIC_HW_BLOCK_READ_64(data, addr, (len >> 3)); > + break; > + } > + DPRINTK(INFO, "read %lx\n", *(unsigned long *)data); > + > + if (ADDR_IN_WINDOW1(off)) > + read_unlock(&adapter->adapter_lock); > + else { /* Window 0 */ > + netxen_nic_pci_change_crbwindow(adapter, 1); > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > + } > + > + return 0; > +} > + > +void netxen_nic_reg_write(struct netxen_adapter *adapter, u64 off, u32 val) > +{ /* Only for window 1 */ > + void *addr; > + > + read_lock(&adapter->adapter_lock); > + > + if (adapter->curr_window != 1) > + netxen_nic_pci_change_crbwindow(adapter, 1); > + addr = NETXEN_CRB_NORMALIZE(adapter, off); > + DPRINTK(INFO, "writing to base %lx offset %llx addr %p data %x\n", > + adapter->ahw.pci_base, off, addr, val); > + writel(val, addr); > + > + read_unlock(&adapter->adapter_lock); > +} > + > +int netxen_nic_reg_read(struct netxen_adapter *adapter, u64 off) > +{ /* Only for window 1 */ > + void *addr; > + int val; > + > + read_lock(&adapter->adapter_lock); > + addr = NETXEN_CRB_NORMALIZE(adapter, off); > + DPRINTK(INFO, "reading from base %lx offset %llx addr %p\n", > + adapter->ahw.pci_base, off, addr); > + val = readl(addr); > + writel(val, addr); > + read_unlock(&adapter->adapter_lock); > + > + return val; > +} > + > +void netxen_nic_write_w0(struct netxen_adapter *adapter, u32 index, u32 > value) > +{ /* Change the window to 0, write and change > back to window 1. */ > + unsigned long flags; > + void *addr; > + > + write_lock_irqsave(&adapter->adapter_lock, flags); > + netxen_nic_pci_change_crbwindow(adapter, 0); > + addr = (void *)(adapter->ahw.pci_base + index); > + writel(value, addr); > + netxen_nic_pci_change_crbwindow(adapter, 1); > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > +} > + > +void netxen_nic_read_w0(struct netxen_adapter *adapter, u32 index, u32 * > value) > +{ /* Change the window to 0, read and change back > to window 1. */ > + unsigned long flags; > + void *addr; > + > + addr = (void *)(adapter->ahw.pci_base + index); > + > + write_lock_irqsave(&adapter->adapter_lock, flags); > + netxen_nic_pci_change_crbwindow(adapter, 0); > + *value = readl(addr); > + netxen_nic_pci_change_crbwindow(adapter, 1); > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > +} > + > +int netxen_pci_set_window_warning_count = 0; > + > +static unsigned long > +netxen_nic_pci_set_window(unsigned long long pci_base, unsigned long long > addr) > +{ > + static int ddr_mn_window = -1; > + static int qdr_sn_window = -1; > + int window; > + > + if (ADDR_IN_RANGE(addr, NETXEN_ADDR_DDR_NET, NETXEN_ADDR_DDR_NET_MAX)) { > + /* DDR network side */ > + addr -= NETXEN_ADDR_DDR_NET; > + window = (addr >> 25) & 0x3ff; > + if (ddr_mn_window != window) { > + ddr_mn_window = window; > + writel(window, (void *)(ptrdiff_t) (pci_base + > + NETXEN_PCIX_PH_REG > + (PCIX_MN_WINDOW))); > + /* MUST make sure window is set before we forge on... */ > + readl((void *)(ptrdiff_t) (pci_base + > + NETXEN_PCIX_PH_REG > + (PCIX_MN_WINDOW))); > + } > + addr -= (window * 0x2000000); > + addr += NETXEN_PCI_DDR_NET; > + } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM0, NETXEN_ADDR_OCM0_MAX)) > { > + addr -= NETXEN_ADDR_OCM0; > + addr += NETXEN_PCI_OCM0; > + } else if (ADDR_IN_RANGE(addr, NETXEN_ADDR_OCM1, NETXEN_ADDR_OCM1_MAX)) > { > + addr -= NETXEN_ADDR_OCM1; > + addr += NETXEN_PCI_OCM1; > + } else > + if (ADDR_IN_RANGE > + (addr, NETXEN_ADDR_QDR_NET, NETXEN_ADDR_QDR_NET_MAX)) { > + /* QDR network side */ > + addr -= NETXEN_ADDR_QDR_NET; > + window = (addr >> 22) & 0x3f; > + if (qdr_sn_window != window) { > + qdr_sn_window = window; > + writel((window << 22), > + (void *)(ptrdiff_t) (pci_base + > + NETXEN_PCIX_PH_REG > + (PCIX_SN_WINDOW))); > + /* MUST make sure window is set before we forge on... */ > + readl((void *)(ptrdiff_t) (pci_base + > + NETXEN_PCIX_PH_REG > + (PCIX_SN_WINDOW))); > + } > + addr -= (window * 0x400000); > + addr += NETXEN_PCI_QDR_NET; > + } else { > + /* > + * peg gdb frequently accesses memory that doesn't exist, > + * this limits the chit chat so debugging isn't slowed down. > + */ > + if ((netxen_pci_set_window_warning_count++ < 8) > + || (netxen_pci_set_window_warning_count % 64 == 0)) > + printk("%s: Warning:netxen_nic_pci_set_window()" > + " Unknown address range!\n", > + netxen_nic_driver_name); > + > + } > + return addr; > +} > + > +/* read num_words from hardware (num_words in 64 bits */ > +void > +netxen_nic_mem_block_read(struct netxen_adapter *adapter, u64 off, > + void *data, int num_words) > +{ > + void *addr; > + unsigned long flags; > + > + write_lock_irqsave(&adapter->adapter_lock, flags); > + off = netxen_nic_pci_set_window(adapter->ahw.pci_base, off); > + addr = (void *)(ptrdiff_t) (adapter->ahw.pci_base + off); > + DPRINTK(INFO, "reading from base %lx offset %lx addr %p\n", > + adapter->ahw.pci_base, (unsigned long)off, addr); > + NETXEN_NIC_HW_BLOCK_READ_64(data, addr, num_words); > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > +} > + > +int > +netxen_nic_pci_mem_write(struct netxen_adapter *adapter, u64 off, > + void *data, int size) > +{ > + unsigned long flags; > + void *addr; > + int ret = 0; > + > + write_lock_irqsave(&adapter->adapter_lock, flags); > + off = netxen_nic_pci_set_window(adapter->ahw.pci_base, off); > + addr = (void *)(ptrdiff_t) (adapter->ahw.pci_base + off); > + DPRINTK(INFO, "writing data %llx to offset %llx\n", > + *(unsigned long long *)data, off); > + switch (size) { > + case 1: > + writeb(*(u8 *) data, addr); > + break; > + case 2: > + writew(*(u16 *) data, addr); > + break; > + case 4: > + writel(*(u32 *) data, addr); > + break; > + case 8: > + writeq(*(u64 *) data, addr); > + break; > + default: > + ret = 1; > + break; > + } > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > + DPRINTK(INFO, "wrote %llx\n", *(unsigned long long *)data); > + > + return ret; > +} > + > +int > +netxen_nic_pci_mem_read(struct netxen_adapter *adapter, > + u64 off, void *data, int size) > +{ > + unsigned long flags; > + void *addr; > + int ret = 0; > + > + if (data == NULL || off > NETXEN_MEMADDR_MAX) { > + printk(KERN_ERR "data: %p off:%llx\n", data, off); > + return 1; > + } > + write_lock_irqsave(&adapter->adapter_lock, flags); > + off = netxen_nic_pci_set_window(adapter->ahw.pci_base, off); > + addr = (void *)(ptrdiff_t) (adapter->ahw.pci_base + off); > + switch (size) { > + case 1: > + *(u8 *) data = readb(addr); > + break; > + case 2: > + *(u16 *) data = readw(addr); > + break; > + case 4: > + *(u32 *) data = readl(addr); > + break; > + case 8: > + *(u64 *) data = readq(addr); > + break; > + default: > + ret = 1; > + break; > + } > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > + DPRINTK(INFO, "read %llx\n", *(unsigned long long *)data); > + > + return ret; > +} > + > +int netxen_nic_get_board_info(struct netxen_adapter *adapter) > +{ > + int rv = 0; > + int addr = BRDCFG_START; > + struct netxen_board_info *boardinfo; > + int index; > + u32 *ptr32; > + > + boardinfo = &adapter->ahw.boardcfg; > + ptr32 = (u32 *) boardinfo; > + > + for (index = 0; index < sizeof(struct netxen_board_info) / sizeof(u32); > + index++) { > + if (netxen_rom_fast_read(adapter, addr, ptr32) == -1) { > + rv = -1; > + return rv; > + } > + ptr32++; > + addr += sizeof(u32); > + } > + if (boardinfo->magic != NETXEN_BDINFO_MAGIC) { > + printk("%s: ERROR reading %s board config." > + " Read %x, expected %x\n", netxen_nic_driver_name, > + netxen_nic_driver_name, > + boardinfo->magic, NETXEN_BDINFO_MAGIC); > + rv = -1; > + } > + if (boardinfo->header_version != NETXEN_BDINFO_VERSION) { > + printk("%s: Unknown board config version." > + " Read %x, expected %x\n", netxen_nic_driver_name, > + boardinfo->header_version, NETXEN_BDINFO_VERSION); > + rv = -1; > + } > + > + DPRINTK(INFO, "Discovered board type:0x%x ", boardinfo->board_type); > + switch ((netxen_brdtype_t) boardinfo->board_type) { > + case NETXEN_BRDTYPE_P2_SB35_4G: > + adapter->ahw.board_type = NETXEN_NIC_GBE; > + break; > + case NETXEN_BRDTYPE_P2_SB31_10G: > + case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ: > + case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ: > + case NETXEN_BRDTYPE_P2_SB31_10G_CX4: > + adapter->ahw.board_type = NETXEN_NIC_XGBE; > + break; > + case NETXEN_BRDTYPE_P1_BD: > + case NETXEN_BRDTYPE_P1_SB: > + case NETXEN_BRDTYPE_P1_SMAX: > + case NETXEN_BRDTYPE_P1_SOCK: > + adapter->ahw.board_type = NETXEN_NIC_GBE; > + break; > + default: > + printk("%s: Unknown(%x)\n", netxen_nic_driver_name, > + boardinfo->board_type); > + break; > + } > + > + return rv; > +} > + > +inline int netxen_nic_get_board_num(struct netxen_adapter *adapter) > +{ > + return adapter->ahw.boardcfg.board_num; > +} > + > +/* NIU access sections */ > + > +/* Set the MAC address for a port */ > +int netxen_nic_macaddr_set(struct netxen_port *port, u8 * addr) > +{ > + struct netxen_adapter *adapter = port->adapter; > + int phy = port->portnum, ret = 0; > + > + if ((phy < 0) || (phy > 3)) > + return -1; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + ret = netxen_niu_macaddr_set(adapter, phy, addr); > + break; > + > + case NETXEN_NIC_XGBE: > + ret = netxen_niu_xg_macaddr_set(adapter, phy, addr); > + break; > + > + default: > + dump_stack(); > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +/* Return the current MAC address of the given port. */ > +int netxen_nic_macaddr_get(struct netxen_port *port, u8 ** addr) > +{ > + struct netxen_adapter *adapter = port->adapter; > + int phy = port->portnum; > + int ret = 0; > + > + if (addr == NULL) > + return -1; > + if ((phy < 0) || (phy > 3)) > + return -1; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + ret = netxen_niu_macaddr_get(adapter, phy, > + (netxen_ethernet_macaddr_t *) * > + addr); > + break; > + > + case NETXEN_NIC_XGBE: > + printk(KERN_ERR "%s: Function %s is not implemented for XG\n", > + netxen_nic_driver_name, __FUNCTION__); > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +int netxen_nic_set_mtu(struct netxen_port *port, int new_mtu) > +{ > + struct netxen_adapter *adapter = port->adapter; > + int ret = 0; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + netxen_nic_write_w0(adapter, > + NETXEN_NIU_GB_MAX_FRAME_SIZE(port->portnum), > + new_mtu); > + > + break; > + > + case NETXEN_NIC_XGBE: > + new_mtu += 100; /* so that MAC accepts frames > MTU */ > + netxen_nic_write_w0(adapter, NETXEN_NIU_XGE_MAX_FRAME_SIZE, > + new_mtu); > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +int netxen_nic_set_promisc_mode(struct netxen_port *port) > +{ > + struct netxen_adapter *adapter = port->adapter; > + int phy = port->portnum; > + int ret = 0; > + > + if ((phy < 0) || (phy > 3)) > + return -1; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + ret = netxen_niu_set_promiscuous_mode(adapter, phy, > + > NETXEN_NIU_PROMISCOUS_MODE); > + break; > + > + case NETXEN_NIC_XGBE: > + ret = netxen_niu_xg_set_promiscuous_mode(adapter, phy, > + > NETXEN_NIU_PROMISCOUS_MODE); > + > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +int netxen_nic_unset_promisc_mode(struct netxen_port *port) > +{ > + struct netxen_adapter *adapter = port->adapter; > + int phy = port->portnum; > + int ret = 0; > + > + if ((phy < 0) || (phy > 3)) > + return -1; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + ret = netxen_niu_set_promiscuous_mode(adapter, phy, > + > NETXEN_NIU_NON_PROMISCOUS_MODE); > + break; > + > + case NETXEN_NIC_XGBE: > + ret = netxen_niu_xg_set_promiscuous_mode(adapter, phy, > + > NETXEN_NIU_NON_PROMISCOUS_MODE); > + > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +long > +netxen_nic_phy_read(struct netxen_adapter *adapter, long phy, long reg, > + u32 * readval) > +{ > + long ret = 0; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + ret = netxen_niu_gbe_phy_read(adapter, phy, reg, readval); > + break; > + > + case NETXEN_NIC_XGBE: > + printk(KERN_ERR "%s: Function %s is not implemented for XG\n", > + netxen_nic_driver_name, __FUNCTION__); > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +long netxen_nic_phy_write(struct netxen_adapter *adapter, long phy, long reg, > + u32 val) > +{ > + long ret = 0; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + ret = netxen_niu_gbe_phy_write(adapter, phy, reg, val); > + break; > + > + case NETXEN_NIC_XGBE: > + printk(KERN_ERR "%s: Function %s is not implemented for XG\n", > + netxen_nic_driver_name, __FUNCTION__); > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +long netxen_nic_init_port(struct netxen_port *port) > +{ > + struct netxen_adapter *adapter = port->adapter; > + long portnum = port->portnum; > + long ret = 0; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + netxen_nic_disable_phy_interrupts(adapter, portnum); > + udelay(20000); > + netxen_niu_gbe_init_port(adapter, portnum); > + > + break; > + > + case NETXEN_NIC_XGBE: > + /* Nothing to be done for XG */ > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + ret = -1; > + } > + > + return ret; > +} > + > +void netxen_nic_init_niu(struct netxen_adapter *adapter) > +{ > + int portno; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + for (portno = 0; portno < NETXEN_NIU_MAX_GBE_PORTS; portno++) > + netxen_niu_gbe_init_port(adapter, portno); > + break; > + > + case NETXEN_NIC_XGBE: > + /* Do nothing */ > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + } > +} > + > +void netxen_nic_stop_port(struct netxen_port *port) > +{ > + long portnum = port->portnum; > + struct netxen_adapter *adapter = port->adapter; > + > + switch (adapter->ahw.board_type) { > + case NETXEN_NIC_GBE: > + netxen_niu_disable_gbe_port(adapter, portnum); > + break; > + > + case NETXEN_NIC_XGBE: > + netxen_niu_disable_xg_port(adapter, portnum); > + break; > + > + default: > + printk(KERN_ERR "%s: Unknown board type\n", > + netxen_nic_driver_name); > + } > +} > + > +void netxen_nic_stop_all_ports(struct netxen_adapter *adapter) > +{ > + int port_nr; > + struct netxen_port *port; > + > + for (port_nr = 0; port_nr < adapter->ahw.max_ports; port_nr++) { > + port = adapter->port[port_nr]; > + netxen_nic_stop_port(port); > + } > +} > + > +void > +netxen_crb_writelit_adapter(struct netxen_adapter *adapter, unsigned long > off, > + int data) > +{ > + unsigned long flags; > + void *addr; > + > + if (ADDR_IN_WINDOW1(off)) { > + read_lock(&adapter->adapter_lock); > + writel(data, NETXEN_CRB_NORMALIZE(adapter, off)); > + read_unlock(&adapter->adapter_lock); > + } else { > + write_lock_irqsave(&adapter->adapter_lock, flags); > + netxen_nic_pci_change_crbwindow(adapter, 0); > + addr = (void *)(adapter->ahw.pci_base + off); > + writel(data, addr); > + netxen_nic_pci_change_crbwindow(adapter, 1); > + write_unlock_irqrestore(&adapter->adapter_lock, flags); > + } > +} > + > +void netxen_nic_set_link_parameters(struct netxen_port *port) > +{ > + struct netxen_adapter *adapter = port->adapter; > + struct netxen_niu_phy_status status; > + u16 autoneg; > + struct netxen_niu_control mode; > + > + netxen_nic_read_w0(adapter, NETXEN_NIU_MODE, (u32 *) & mode); > + if (mode.enable_ge) { /* Gb 10/100/1000 Mbps mode */ > + if (netxen_nic_phy_read(port->adapter, port->portnum, > + NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS, > + (netxen_crbword_t *) & status) == 0) { > + if (status.link) { > + port->state = 1; > + switch (status.speed) { > + case 0: > + port->link_speed = SPEED_10; > + break; > + case 1: > + port->link_speed = SPEED_100; > + break; > + case 2: > + port->link_speed = SPEED_1000; > + break; > + default: > + port->link_speed = -1; /* unknown > speed */ > + break; > + } > + switch (status.duplex) { > + case 0: > + port->link_duplex = DUPLEX_HALF; > + break; > + case 1: > + port->link_duplex = DUPLEX_FULL; > + break; > + default: > + port->link_duplex = -1; /* unknown mode > */ > + break; > + } > + if (netxen_nic_phy_read(port->adapter, > + port->portnum, > + > NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG, > + (netxen_crbword_t *) & > + autoneg) != 0) > + port->link_autoneg = autoneg; > + } else > + goto link_down; > + } else { > + link_down: > + port->state = -1; > + port->link_speed = -1; > + port->link_duplex = -1; > + } > + } > +} > + > +void netxen_nic_flash_print(struct netxen_adapter *adapter) > +{ > + int valid = 1; > + u32 fw_major = 0; > + u32 fw_minor = 0; > + u32 fw_build = 0; > + > + struct netxen_board_info *board_info = &(adapter->ahw.boardcfg); > + if (board_info->magic != NETXEN_BDINFO_MAGIC) { > + printk > + ("NetXen Unknown board config, Read 0x%x expected as > 0x%x\n", > + board_info->magic, NETXEN_BDINFO_MAGIC); > + valid = 0; > + } > + if (board_info->header_version != NETXEN_BDINFO_VERSION) { > + printk("NetXen Unknown board config version." > + " Read %x, expected %x\n", > + board_info->header_version, NETXEN_BDINFO_VERSION); > + valid = 0; > + } > + if (valid) { > + printk("NetXen %s Board #%d, Chip id 0x%x\n", > + board_info->board_type == 0x0b ? "XGB" : "GBE", > + board_info->board_num, board_info->chip_id); > + read_lock(&adapter->adapter_lock); > + fw_major = readl(NETXEN_CRB_NORMALIZE(adapter, > + NETXEN_FW_VERSION_MAJOR)); > + fw_minor = readl(NETXEN_CRB_NORMALIZE(adapter, > + NETXEN_FW_VERSION_MINOR)); > + fw_build = > + readl(NETXEN_CRB_NORMALIZE(adapter, NETXEN_FW_VERSION_SUB)); > + read_unlock(&adapter->adapter_lock); > + > + printk("NetXen Firmware version %d.%d.%d\n", fw_major, fw_minor, > + fw_build); > + } > + if (fw_major != _NETXEN_NIC_LINUX_MAJOR) { > + printk(KERN_ERR "The mismatch in driver version and firmware " > + "version major number\n" > + "Driver version major number = %d \t" > + "Firmware version major number = %d \n", > + _NETXEN_NIC_LINUX_MAJOR, fw_major); > + adapter->driver_mismatch = 1; > + } > + if (fw_minor != _NETXEN_NIC_LINUX_MINOR) { > + printk(KERN_ERR "The mismatch in driver version and firmware " > + "version minor number\n" > + "Driver version minor number = %d \t" > + "Firmware version minor number = %d \n", > + _NETXEN_NIC_LINUX_MINOR, fw_minor); > + adapter->driver_mismatch = 1; > + } > + if (adapter->driver_mismatch) > + printk(KERN_INFO "Use the driver with version no %d.%d.xxx\n", > + fw_major, fw_minor); > +} > > > -- pradeep - To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html