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/**************************************************************************
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* Copyright 2000-2006 Alacritech, Inc. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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* THIS SOFTWARE IS PROVIDED BY ALACRITECH, INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL ALACRITECH, INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* The views and conclusions contained in the software and documentation
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* are those of the authors and should not be interpreted as representing
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* official policies, either expressed or implied, of Alacritech, Inc.
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**************************************************************************/
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* The SLICOSS driver for Alacritech's IS-NIC products.
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* This driver is supposed to support:
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* Mojave cards (single port PCI Gigabit) both copper and fiber
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* Oasis cards (single and dual port PCI-x Gigabit) copper and fiber
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* Kalahari cards (dual and quad port PCI-e Gigabit) copper and fiber
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* The driver was acutally tested on Oasis and Kalahari cards.
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* NOTE: This is the standard, non-accelerated version of Alacritech's
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#define KLUDGE_FOR_4GB_BOUNDARY 1
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#define DEBUG_MICROCODE 1
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#define SLIC_INTERRUPT_PROCESS_LIMIT 1
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#define SLIC_OFFLOAD_IP_CHECKSUM 1
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#define STATS_TIMER_INTERVAL 2
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#define PING_TIMER_INTERVAL 1
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#include <linux/kernel.h>
67
#include <linux/string.h>
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#include <linux/errno.h>
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#include <linux/ioport.h>
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#include <linux/slab.h>
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#include <linux/interrupt.h>
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#include <linux/timer.h>
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#include <linux/pci.h>
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#include <linux/spinlock.h>
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#include <linux/init.h>
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#include <linux/bitops.h>
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#include <linux/netdevice.h>
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#include <linux/etherdevice.h>
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#include <linux/skbuff.h>
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#include <linux/delay.h>
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#include <linux/debugfs.h>
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#include <linux/seq_file.h>
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#include <linux/kthread.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/firmware.h>
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#include <linux/types.h>
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#include <linux/dma-mapping.h>
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#include <linux/mii.h>
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#include <linux/if_vlan.h>
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#include <asm/unaligned.h>
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#include <linux/ethtool.h>
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#include <linux/uaccess.h>
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static uint slic_first_init = 1;
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static char *slic_banner = "Alacritech SLIC Technology(tm) Server "\
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"and Storage Accelerator (Non-Accelerated)";
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static char *slic_proc_version = "2.0.351 2006/07/14 12:26:00";
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static char *slic_product_name = "SLIC Technology(tm) Server "\
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"and Storage Accelerator (Non-Accelerated)";
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static char *slic_vendor = "Alacritech, Inc.";
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static int slic_debug = 1;
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static int debug = -1;
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static struct net_device *head_netdevice;
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static struct base_driver slic_global = { {}, 0, 0, 0, 1, NULL, NULL };
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static int intagg_delay = 100;
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static u32 dynamic_intagg;
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static unsigned int rcv_count;
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static struct dentry *slic_debugfs;
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#define DRV_NAME "slicoss"
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#define DRV_VERSION "2.0.1"
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#define DRV_AUTHOR "Alacritech, Inc. Engineering"
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#define DRV_DESCRIPTION "Alacritech SLIC Techonology(tm) "\
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"Non-Accelerated Driver"
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#define DRV_COPYRIGHT "Copyright 2000-2006 Alacritech, Inc. "\
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"All rights reserved."
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#define PFX DRV_NAME " "
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MODULE_AUTHOR(DRV_AUTHOR);
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MODULE_DESCRIPTION(DRV_DESCRIPTION);
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MODULE_LICENSE("Dual BSD/GPL");
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module_param(dynamic_intagg, int, 0);
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MODULE_PARM_DESC(dynamic_intagg, "Dynamic Interrupt Aggregation Setting");
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module_param(intagg_delay, int, 0);
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MODULE_PARM_DESC(intagg_delay, "uSec Interrupt Aggregation Delay");
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static DEFINE_PCI_DEVICE_TABLE(slic_pci_tbl) = {
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{ PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_1GB_DEVICE_ID) },
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{ PCI_DEVICE(PCI_VENDOR_ID_ALACRITECH, SLIC_2GB_DEVICE_ID) },
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MODULE_DEVICE_TABLE(pci, slic_pci_tbl);
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static void slic_assert_fail(void)
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cpuid = smp_processor_id();
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curr_pid = current->pid;
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printk(KERN_ERR "%s CPU # %d ---- PID # %d\n",
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__func__, cpuid, curr_pid);
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#define ASSERT(a) do { \
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printk(KERN_ERR "slicoss ASSERT() Failure: function %s" \
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"line %d\n", __func__, __LINE__); \
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slic_assert_fail(); \
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#define SLIC_GET_SLIC_HANDLE(_adapter, _pslic_handle) \
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spin_lock_irqsave(&_adapter->handle_lock.lock, \
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_adapter->handle_lock.flags); \
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_pslic_handle = _adapter->pfree_slic_handles; \
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if (_pslic_handle) { \
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ASSERT(_pslic_handle->type == SLIC_HANDLE_FREE); \
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_adapter->pfree_slic_handles = _pslic_handle->next; \
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spin_unlock_irqrestore(&_adapter->handle_lock.lock, \
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_adapter->handle_lock.flags); \
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#define SLIC_FREE_SLIC_HANDLE(_adapter, _pslic_handle) \
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_pslic_handle->type = SLIC_HANDLE_FREE; \
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spin_lock_irqsave(&_adapter->handle_lock.lock, \
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_adapter->handle_lock.flags); \
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_pslic_handle->next = _adapter->pfree_slic_handles; \
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_adapter->pfree_slic_handles = _pslic_handle; \
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spin_unlock_irqrestore(&_adapter->handle_lock.lock, \
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_adapter->handle_lock.flags); \
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static inline void slic_reg32_write(void __iomem *reg, u32 value, bool flush)
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static inline void slic_reg64_write(struct adapter *adapter, void __iomem *reg,
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u32 value, void __iomem *regh, u32 paddrh,
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spin_lock_irqsave(&adapter->bit64reglock.lock,
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adapter->bit64reglock.flags);
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if (paddrh != adapter->curaddrupper) {
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adapter->curaddrupper = paddrh;
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writel(paddrh, regh);
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spin_unlock_irqrestore(&adapter->bit64reglock.lock,
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adapter->bit64reglock.flags);
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* Functions to obtain the CRC corresponding to the destination mac address.
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* This is a standard ethernet CRC in that it is a 32-bit, reflected CRC using
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* x^32 + x^26 + x^23 + x^22 + x^16 + x^12 + x^11 + x^10 + x^8 + x^7 + x^5 +
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* After the CRC for the 6 bytes is generated (but before the value is
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* we must then transpose the value and return bits 30-23.
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static u32 slic_crc_table[256]; /* Table of CRCs for all possible byte values */
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static u32 slic_crc_init; /* Is table initialized */
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* Contruct the CRC32 table
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static void slic_mcast_init_crc32(void)
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u32 c; /* CRC shit reg */
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u32 e = 0; /* Poly X-or pattern */
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int k; /* byte being shifted into crc */
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static int p[] = { 0, 1, 2, 4, 5, 7, 8, 10, 11, 12, 16, 22, 23, 26 };
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for (i = 0; i < ARRAY_SIZE(p); i++)
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e |= 1L << (31 - p[i]);
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for (i = 1; i < 256; i++) {
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c = c & 1 ? (c >> 1) ^ e : c >> 1;
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slic_crc_table[i] = c;
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* Return the MAC hast as described above.
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static unsigned char slic_mcast_get_mac_hash(char *macaddr)
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unsigned char machash = 0;
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if (!slic_crc_init) {
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slic_mcast_init_crc32();
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crc = 0xFFFFFFFF; /* Preload shift register, per crc-32 spec */
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for (i = 0, p = macaddr; i < 6; ++p, ++i)
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crc = (crc >> 8) ^ slic_crc_table[(crc ^ *p) & 0xFF];
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/* Return bits 1-8, transposed */
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for (i = 1; i < 9; i++)
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machash |= (((crc >> i) & 1) << (8 - i));
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static void slic_mcast_set_bit(struct adapter *adapter, char *address)
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unsigned char crcpoly;
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/* Get the CRC polynomial for the mac address */
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crcpoly = slic_mcast_get_mac_hash(address);
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/* We only have space on the SLIC for 64 entries. Lop
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* off the top two bits. (2^6 = 64)
295
/* OR in the new bit into our 64 bit mask. */
296
adapter->mcastmask |= (u64) 1 << crcpoly;
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static void slic_mcast_set_mask(struct adapter *adapter)
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__iomem struct slic_regs *slic_regs = adapter->slic_regs;
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if (adapter->macopts & (MAC_ALLMCAST | MAC_PROMISC)) {
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/* Turn on all multicast addresses. We have to do this for
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* promiscuous mode as well as ALLMCAST mode. It saves the
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* Microcode from having to keep state about the MAC
309
slic_reg32_write(&slic_regs->slic_mcastlow, 0xFFFFFFFF, FLUSH);
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slic_reg32_write(&slic_regs->slic_mcasthigh, 0xFFFFFFFF,
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/* Commit our multicast mast to the SLIC by writing to the
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* multicast address mask registers
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slic_reg32_write(&slic_regs->slic_mcastlow,
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(u32)(adapter->mcastmask & 0xFFFFFFFF), FLUSH);
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slic_reg32_write(&slic_regs->slic_mcasthigh,
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(u32)((adapter->mcastmask >> 32) & 0xFFFFFFFF), FLUSH);
323
static void slic_timer_ping(ulong dev)
325
struct adapter *adapter;
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struct sliccard *card;
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adapter = netdev_priv((struct net_device *)dev);
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card = adapter->card;
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adapter->pingtimer.expires = jiffies + (PING_TIMER_INTERVAL * HZ);
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add_timer(&adapter->pingtimer);
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static void slic_unmap_mmio_space(struct adapter *adapter)
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if (adapter->slic_regs)
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iounmap(adapter->slic_regs);
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adapter->slic_regs = NULL;
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* Write phy control to configure link duplex/speed
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static void slic_link_config(struct adapter *adapter,
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u32 linkspeed, u32 linkduplex)
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if (adapter->state != ADAPT_UP)
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ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
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|| (adapter->devid == SLIC_2GB_DEVICE_ID));
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if (linkspeed > LINK_1000MB)
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linkspeed = LINK_AUTOSPEED;
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if (linkduplex > LINK_AUTOD)
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linkduplex = LINK_AUTOD;
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wphy = &adapter->slic_regs->slic_wphy;
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if ((linkspeed == LINK_AUTOSPEED) || (linkspeed == LINK_1000MB)) {
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if (adapter->flags & ADAPT_FLAGS_FIBERMEDIA) {
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/* We've got a fiber gigabit interface, and register
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* 4 is different in fiber mode than in copper mode
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/* advertise FD only @1000 Mb */
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phy_advreg = (MIICR_REG_4 | (PAR_ADV1000XFD));
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/* enable PAUSE frames */
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phy_advreg |= PAR_ASYMPAUSE_FIBER;
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slic_reg32_write(wphy, phy_advreg, FLUSH);
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if (linkspeed == LINK_AUTOSPEED) {
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/* reset phy, enable auto-neg */
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(PCR_RESET | PCR_AUTONEG |
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slic_reg32_write(wphy, phy_config, FLUSH);
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} else { /* forced 1000 Mb FD*/
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/* power down phy to break link
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this may not work) */
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phy_config = (MIICR_REG_PCR | PCR_POWERDOWN);
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slic_reg32_write(wphy, phy_config, FLUSH);
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/* wait, Marvell says 1 sec,
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try to get away with 10 ms */
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/* disable auto-neg, set speed/duplex,
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soft reset phy, powerup */
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(PCR_RESET | PCR_SPEED_1000 |
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slic_reg32_write(wphy, phy_config, FLUSH);
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} else { /* copper gigabit */
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/* Auto-Negotiate or 1000 Mb must be auto negotiated
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* We've got a copper gigabit interface, and
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* register 4 is different in copper mode than
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if (linkspeed == LINK_AUTOSPEED) {
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/* advertise 10/100 Mb modes */
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(PAR_ADV100FD | PAR_ADV100HD | PAR_ADV10FD
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/* linkspeed == LINK_1000MB -
425
don't advertise 10/100 Mb modes */
426
phy_advreg = MIICR_REG_4;
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/* enable PAUSE frames */
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phy_advreg |= PAR_ASYMPAUSE;
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/* required by the Cicada PHY */
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phy_advreg |= PAR_802_3;
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slic_reg32_write(wphy, phy_advreg, FLUSH);
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/* advertise FD only @1000 Mb */
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phy_gctlreg = (MIICR_REG_9 | (PGC_ADV1000FD));
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slic_reg32_write(wphy, phy_gctlreg, FLUSH);
437
if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
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enable auto crossover */
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(MIICR_REG_16 | (MRV_REG16_XOVERON));
442
slic_reg32_write(wphy, phy_config, FLUSH);
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/* reset phy, enable auto-neg */
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(PCR_RESET | PCR_AUTONEG |
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slic_reg32_write(wphy, phy_config, FLUSH);
450
} else { /* it's a Cicada PHY */
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/* enable and restart auto-neg (don't reset) */
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(PCR_AUTONEG | PCR_AUTONEG_RST));
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slic_reg32_write(wphy, phy_config, FLUSH);
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if (linkspeed == LINK_10MB)
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speed = PCR_SPEED_100;
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if (linkduplex == LINK_HALFD)
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duplex = PCR_DUPLEX_FULL;
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if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
471
disable auto crossover */
472
phy_config = (MIICR_REG_16 | (MRV_REG16_XOVEROFF));
473
slic_reg32_write(wphy, phy_config, FLUSH);
476
/* power down phy to break link (this may not work) */
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phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN | speed | duplex));
478
slic_reg32_write(wphy, phy_config, FLUSH);
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/* wait, Marvell says 1 sec, try to get away with 10 ms */
483
if (adapter->subsysid != SLIC_1GB_CICADA_SUBSYS_ID) {
485
disable auto-neg, set speed,
486
soft reset phy, powerup */
488
(MIICR_REG_PCR | (PCR_RESET | speed | duplex));
489
slic_reg32_write(wphy, phy_config, FLUSH);
490
} else { /* it's a Cicada PHY */
491
/* disable auto-neg, set speed, powerup */
492
phy_config = (MIICR_REG_PCR | (speed | duplex));
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slic_reg32_write(wphy, phy_config, FLUSH);
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static int slic_card_download_gbrcv(struct adapter *adapter)
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const struct firmware *fw;
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const char *file = "";
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__iomem struct slic_regs *slic_regs = adapter->slic_regs;
509
switch (adapter->devid) {
510
case SLIC_2GB_DEVICE_ID:
511
file = "slicoss/oasisrcvucode.sys";
513
case SLIC_1GB_DEVICE_ID:
514
file = "slicoss/gbrcvucode.sys";
521
ret = request_firmware(&fw, file, &adapter->pcidev->dev);
523
dev_err(&adapter->pcidev->dev,
524
"SLICOSS: Failed to load firmware %s\n", file);
528
rcvucodelen = *(u32 *)(fw->data + index);
530
switch (adapter->devid) {
531
case SLIC_2GB_DEVICE_ID:
532
if (rcvucodelen != OasisRcvUCodeLen)
535
case SLIC_1GB_DEVICE_ID:
536
if (rcvucodelen != GBRcvUCodeLen)
544
slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_BEGIN, FLUSH);
545
/* download the rcv sequencer ucode */
546
for (codeaddr = 0; codeaddr < rcvucodelen; codeaddr++) {
547
/* write out instruction address */
548
slic_reg32_write(&slic_regs->slic_rcv_wcs, codeaddr, FLUSH);
550
instruction = *(u32 *)(fw->data + index);
552
/* write out the instruction data low addr */
553
slic_reg32_write(&slic_regs->slic_rcv_wcs, instruction, FLUSH);
555
instruction = *(u8 *)(fw->data + index);
557
/* write out the instruction data high addr */
558
slic_reg32_write(&slic_regs->slic_rcv_wcs, (u8)instruction,
562
/* download finished */
563
release_firmware(fw);
564
slic_reg32_write(&slic_regs->slic_rcv_wcs, SLIC_RCVWCS_FINISH, FLUSH);
568
MODULE_FIRMWARE("slicoss/oasisrcvucode.sys");
569
MODULE_FIRMWARE("slicoss/gbrcvucode.sys");
571
static int slic_card_download(struct adapter *adapter)
573
const struct firmware *fw;
574
const char *file = "";
579
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
586
int ucode_start, index = 0;
588
switch (adapter->devid) {
589
case SLIC_2GB_DEVICE_ID:
590
file = "slicoss/oasisdownload.sys";
592
case SLIC_1GB_DEVICE_ID:
593
file = "slicoss/gbdownload.sys";
599
ret = request_firmware(&fw, file, &adapter->pcidev->dev);
601
dev_err(&adapter->pcidev->dev,
602
"SLICOSS: Failed to load firmware %s\n", file);
605
numsects = *(u32 *)(fw->data + index);
607
ASSERT(numsects <= 3);
608
for (i = 0; i < numsects; i++) {
609
sectsize[i] = *(u32 *)(fw->data + index);
612
for (i = 0; i < numsects; i++) {
613
sectstart[i] = *(u32 *)(fw->data + index);
617
instruction = *(u32 *)(fw->data + index);
619
for (section = 0; section < numsects; section++) {
620
baseaddress = sectstart[section];
621
thissectionsize = sectsize[section] >> 3;
623
for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
624
/* Write out instruction address */
625
slic_reg32_write(&slic_regs->slic_wcs,
626
baseaddress + codeaddr, FLUSH);
627
/* Write out instruction to low addr */
628
slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH);
629
instruction = *(u32 *)(fw->data + index);
632
/* Write out instruction to high addr */
633
slic_reg32_write(&slic_regs->slic_wcs, instruction, FLUSH);
634
instruction = *(u32 *)(fw->data + index);
639
for (section = 0; section < numsects; section++) {
640
instruction = *(u32 *)(fw->data + index);
641
baseaddress = sectstart[section];
642
if (baseaddress < 0x8000)
644
thissectionsize = sectsize[section] >> 3;
646
for (codeaddr = 0; codeaddr < thissectionsize; codeaddr++) {
647
/* Write out instruction address */
648
slic_reg32_write(&slic_regs->slic_wcs,
649
SLIC_WCS_COMPARE | (baseaddress + codeaddr),
651
/* Write out instruction to low addr */
652
slic_reg32_write(&slic_regs->slic_wcs, instruction,
654
instruction = *(u32 *)(fw->data + index);
656
/* Write out instruction to high addr */
657
slic_reg32_write(&slic_regs->slic_wcs, instruction,
659
instruction = *(u32 *)(fw->data + index);
662
/* Check SRAM location zero. If it is non-zero. Abort.*/
663
/* failure = readl((u32 __iomem *)&slic_regs->slic_reset);
665
release_firmware(fw);
670
release_firmware(fw);
671
/* Everything OK, kick off the card */
673
slic_reg32_write(&slic_regs->slic_wcs, SLIC_WCS_START, FLUSH);
675
/* stall for 20 ms, long enough for ucode to init card
676
and reach mainloop */
682
MODULE_FIRMWARE("slicoss/oasisdownload.sys");
683
MODULE_FIRMWARE("slicoss/gbdownload.sys");
685
static void slic_adapter_set_hwaddr(struct adapter *adapter)
687
struct sliccard *card = adapter->card;
689
if ((adapter->card) && (card->config_set)) {
690
memcpy(adapter->macaddr,
691
card->config.MacInfo[adapter->functionnumber].macaddrA,
692
sizeof(struct slic_config_mac));
693
if (!(adapter->currmacaddr[0] || adapter->currmacaddr[1] ||
694
adapter->currmacaddr[2] || adapter->currmacaddr[3] ||
695
adapter->currmacaddr[4] || adapter->currmacaddr[5])) {
696
memcpy(adapter->currmacaddr, adapter->macaddr, 6);
698
if (adapter->netdev) {
699
memcpy(adapter->netdev->dev_addr, adapter->currmacaddr,
705
static void slic_intagg_set(struct adapter *adapter, u32 value)
707
slic_reg32_write(&adapter->slic_regs->slic_intagg, value, FLUSH);
708
adapter->card->loadlevel_current = value;
711
static void slic_soft_reset(struct adapter *adapter)
713
if (adapter->card->state == CARD_UP) {
714
slic_reg32_write(&adapter->slic_regs->slic_quiesce, 0, FLUSH);
718
slic_reg32_write(&adapter->slic_regs->slic_reset, SLIC_RESET_MAGIC,
723
static void slic_mac_address_config(struct adapter *adapter)
727
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
729
value = *(u32 *) &adapter->currmacaddr[2];
730
value = ntohl(value);
731
slic_reg32_write(&slic_regs->slic_wraddral, value, FLUSH);
732
slic_reg32_write(&slic_regs->slic_wraddrbl, value, FLUSH);
734
value2 = (u32) ((adapter->currmacaddr[0] << 8 |
735
adapter->currmacaddr[1]) & 0xFFFF);
737
slic_reg32_write(&slic_regs->slic_wraddrah, value2, FLUSH);
738
slic_reg32_write(&slic_regs->slic_wraddrbh, value2, FLUSH);
740
/* Write our multicast mask out to the card. This is done */
741
/* here in addition to the slic_mcast_addr_set routine */
742
/* because ALL_MCAST may have been enabled or disabled */
743
slic_mcast_set_mask(adapter);
746
static void slic_mac_config(struct adapter *adapter)
749
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
751
/* Setup GMAC gaps */
752
if (adapter->linkspeed == LINK_1000MB) {
753
value = ((GMCR_GAPBB_1000 << GMCR_GAPBB_SHIFT) |
754
(GMCR_GAPR1_1000 << GMCR_GAPR1_SHIFT) |
755
(GMCR_GAPR2_1000 << GMCR_GAPR2_SHIFT));
757
value = ((GMCR_GAPBB_100 << GMCR_GAPBB_SHIFT) |
758
(GMCR_GAPR1_100 << GMCR_GAPR1_SHIFT) |
759
(GMCR_GAPR2_100 << GMCR_GAPR2_SHIFT));
763
if (adapter->linkspeed == LINK_1000MB)
766
/* enable fullduplex */
767
if ((adapter->linkduplex == LINK_FULLD)
768
|| (adapter->macopts & MAC_LOOPBACK)) {
772
/* write mac config */
773
slic_reg32_write(&slic_regs->slic_wmcfg, value, FLUSH);
775
/* setup mac addresses */
776
slic_mac_address_config(adapter);
779
static void slic_config_set(struct adapter *adapter, bool linkchange)
783
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
787
slic_mac_config(adapter);
788
RcrReset = GRCR_RESET;
790
slic_mac_address_config(adapter);
794
if (adapter->linkduplex == LINK_FULLD) {
796
value = (GXCR_RESET | /* Always reset */
797
GXCR_XMTEN | /* Enable transmit */
798
GXCR_PAUSEEN); /* Enable pause */
800
slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
802
/* Setup rcvcfg last */
803
value = (RcrReset | /* Reset, if linkchange */
804
GRCR_CTLEN | /* Enable CTL frames */
805
GRCR_ADDRAEN | /* Address A enable */
806
GRCR_RCVBAD | /* Rcv bad frames */
807
(GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
810
value = (GXCR_RESET | /* Always reset */
811
GXCR_XMTEN); /* Enable transmit */
813
slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
815
/* Setup rcvcfg last */
816
value = (RcrReset | /* Reset, if linkchange */
817
GRCR_ADDRAEN | /* Address A enable */
818
GRCR_RCVBAD | /* Rcv bad frames */
819
(GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
822
if (adapter->state != ADAPT_DOWN) {
823
/* Only enable receive if we are restarting or running */
827
if (adapter->macopts & MAC_PROMISC)
828
value |= GRCR_RCVALL;
830
slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH);
834
* Turn off RCV and XMT, power down PHY
836
static void slic_config_clear(struct adapter *adapter)
840
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
843
value = (GXCR_RESET | /* Always reset */
844
GXCR_PAUSEEN); /* Enable pause */
846
slic_reg32_write(&slic_regs->slic_wxcfg, value, FLUSH);
848
value = (GRCR_RESET | /* Always reset */
849
GRCR_CTLEN | /* Enable CTL frames */
850
GRCR_ADDRAEN | /* Address A enable */
851
(GRCR_HASHSIZE << GRCR_HASHSIZE_SHIFT));
853
slic_reg32_write(&slic_regs->slic_wrcfg, value, FLUSH);
856
phy_config = (MIICR_REG_PCR | (PCR_POWERDOWN));
857
slic_reg32_write(&slic_regs->slic_wphy, phy_config, FLUSH);
860
static bool slic_mac_filter(struct adapter *adapter,
861
struct ether_header *ether_frame)
863
struct net_device *netdev = adapter->netdev;
864
u32 opts = adapter->macopts;
865
u32 *dhost4 = (u32 *)ðer_frame->ether_dhost[0];
866
u16 *dhost2 = (u16 *)ðer_frame->ether_dhost[4];
868
if (opts & MAC_PROMISC)
871
if ((*dhost4 == 0xFFFFFFFF) && (*dhost2 == 0xFFFF)) {
872
if (opts & MAC_BCAST) {
873
adapter->rcv_broadcasts++;
880
if (ether_frame->ether_dhost[0] & 0x01) {
881
if (opts & MAC_ALLMCAST) {
882
adapter->rcv_multicasts++;
883
netdev->stats.multicast++;
886
if (opts & MAC_MCAST) {
887
struct mcast_address *mcaddr = adapter->mcastaddrs;
890
if (!compare_ether_addr(mcaddr->address,
891
ether_frame->ether_dhost)) {
892
adapter->rcv_multicasts++;
893
netdev->stats.multicast++;
896
mcaddr = mcaddr->next;
903
if (opts & MAC_DIRECTED) {
904
adapter->rcv_unicasts++;
911
static int slic_mac_set_address(struct net_device *dev, void *ptr)
913
struct adapter *adapter = netdev_priv(dev);
914
struct sockaddr *addr = ptr;
916
if (netif_running(dev))
921
if (!is_valid_ether_addr(addr->sa_data))
924
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
925
memcpy(adapter->currmacaddr, addr->sa_data, dev->addr_len);
927
slic_config_set(adapter, true);
931
static void slic_timer_load_check(ulong cardaddr)
933
struct sliccard *card = (struct sliccard *)cardaddr;
934
struct adapter *adapter = card->master;
936
u32 load = card->events;
939
intagg = &adapter->slic_regs->slic_intagg;
941
if ((adapter) && (adapter->state == ADAPT_UP) &&
942
(card->state == CARD_UP) && (slic_global.dynamic_intagg)) {
943
if (adapter->devid == SLIC_1GB_DEVICE_ID) {
944
if (adapter->linkspeed == LINK_1000MB)
947
if (load > SLIC_LOAD_5)
948
level = SLIC_INTAGG_5;
949
else if (load > SLIC_LOAD_4)
950
level = SLIC_INTAGG_4;
951
else if (load > SLIC_LOAD_3)
952
level = SLIC_INTAGG_3;
953
else if (load > SLIC_LOAD_2)
954
level = SLIC_INTAGG_2;
955
else if (load > SLIC_LOAD_1)
956
level = SLIC_INTAGG_1;
958
level = SLIC_INTAGG_0;
960
if (card->loadlevel_current != level) {
961
card->loadlevel_current = level;
962
slic_reg32_write(intagg, level, FLUSH);
965
if (load > SLIC_LOAD_5)
966
level = SLIC_INTAGG_5;
967
else if (load > SLIC_LOAD_4)
968
level = SLIC_INTAGG_4;
969
else if (load > SLIC_LOAD_3)
970
level = SLIC_INTAGG_3;
971
else if (load > SLIC_LOAD_2)
972
level = SLIC_INTAGG_2;
973
else if (load > SLIC_LOAD_1)
974
level = SLIC_INTAGG_1;
976
level = SLIC_INTAGG_0;
977
if (card->loadlevel_current != level) {
978
card->loadlevel_current = level;
979
slic_reg32_write(intagg, level, FLUSH);
984
card->loadtimer.expires = jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
985
add_timer(&card->loadtimer);
988
static int slic_upr_queue_request(struct adapter *adapter,
992
u32 upr_buffer, u32 upr_buffer_h)
994
struct slic_upr *upr;
995
struct slic_upr *uprqueue;
997
upr = kmalloc(sizeof(struct slic_upr), GFP_ATOMIC);
1001
upr->adapter = adapter->port;
1002
upr->upr_request = upr_request;
1003
upr->upr_data = upr_data;
1004
upr->upr_buffer = upr_buffer;
1005
upr->upr_data_h = upr_data_h;
1006
upr->upr_buffer_h = upr_buffer_h;
1008
if (adapter->upr_list) {
1009
uprqueue = adapter->upr_list;
1011
while (uprqueue->next)
1012
uprqueue = uprqueue->next;
1013
uprqueue->next = upr;
1015
adapter->upr_list = upr;
1020
static void slic_upr_start(struct adapter *adapter)
1022
struct slic_upr *upr;
1023
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
1029
upr = adapter->upr_list;
1032
if (adapter->upr_busy)
1034
adapter->upr_busy = 1;
1036
switch (upr->upr_request) {
1037
case SLIC_UPR_STATS:
1038
if (upr->upr_data_h == 0) {
1039
slic_reg32_write(&slic_regs->slic_stats, upr->upr_data,
1042
slic_reg64_write(adapter, &slic_regs->slic_stats64,
1044
&slic_regs->slic_addr_upper,
1045
upr->upr_data_h, FLUSH);
1050
slic_reg64_write(adapter, &slic_regs->slic_rlsr, upr->upr_data,
1051
&slic_regs->slic_addr_upper, upr->upr_data_h,
1055
case SLIC_UPR_RCONFIG:
1056
slic_reg64_write(adapter, &slic_regs->slic_rconfig,
1057
upr->upr_data, &slic_regs->slic_addr_upper,
1058
upr->upr_data_h, FLUSH);
1061
slic_reg32_write(&slic_regs->slic_ping, 1, FLUSH);
1068
static int slic_upr_request(struct adapter *adapter,
1072
u32 upr_buffer, u32 upr_buffer_h)
1076
spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
1077
rc = slic_upr_queue_request(adapter,
1080
upr_data_h, upr_buffer, upr_buffer_h);
1082
goto err_unlock_irq;
1084
slic_upr_start(adapter);
1086
spin_unlock_irqrestore(&adapter->upr_lock.lock,
1087
adapter->upr_lock.flags);
1091
static void slic_link_upr_complete(struct adapter *adapter, u32 isr)
1093
u32 linkstatus = adapter->pshmem->linkstatus;
1095
unsigned char linkspeed;
1096
unsigned char linkduplex;
1098
if ((isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
1099
struct slic_shmem *pshmem;
1101
pshmem = (struct slic_shmem *)adapter->phys_shmem;
1102
#if BITS_PER_LONG == 64
1103
slic_upr_queue_request(adapter,
1105
SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
1106
SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
1109
slic_upr_queue_request(adapter,
1111
(u32) &pshmem->linkstatus,
1112
SLIC_GET_ADDR_HIGH(pshmem), 0, 0);
1116
if (adapter->state != ADAPT_UP)
1119
ASSERT((adapter->devid == SLIC_1GB_DEVICE_ID)
1120
|| (adapter->devid == SLIC_2GB_DEVICE_ID));
1122
linkup = linkstatus & GIG_LINKUP ? LINK_UP : LINK_DOWN;
1123
if (linkstatus & GIG_SPEED_1000)
1124
linkspeed = LINK_1000MB;
1125
else if (linkstatus & GIG_SPEED_100)
1126
linkspeed = LINK_100MB;
1128
linkspeed = LINK_10MB;
1130
if (linkstatus & GIG_FULLDUPLEX)
1131
linkduplex = LINK_FULLD;
1133
linkduplex = LINK_HALFD;
1135
if ((adapter->linkstate == LINK_DOWN) && (linkup == LINK_DOWN))
1138
/* link up event, but nothing has changed */
1139
if ((adapter->linkstate == LINK_UP) &&
1140
(linkup == LINK_UP) &&
1141
(adapter->linkspeed == linkspeed) &&
1142
(adapter->linkduplex == linkduplex))
1145
/* link has changed at this point */
1147
/* link has gone from up to down */
1148
if (linkup == LINK_DOWN) {
1149
adapter->linkstate = LINK_DOWN;
1153
/* link has gone from down to up */
1154
adapter->linkspeed = linkspeed;
1155
adapter->linkduplex = linkduplex;
1157
if (adapter->linkstate != LINK_UP) {
1159
slic_config_set(adapter, true);
1160
adapter->linkstate = LINK_UP;
1161
netif_start_queue(adapter->netdev);
1165
static void slic_upr_request_complete(struct adapter *adapter, u32 isr)
1167
struct sliccard *card = adapter->card;
1168
struct slic_upr *upr;
1170
spin_lock_irqsave(&adapter->upr_lock.lock, adapter->upr_lock.flags);
1171
upr = adapter->upr_list;
1174
spin_unlock_irqrestore(&adapter->upr_lock.lock,
1175
adapter->upr_lock.flags);
1178
adapter->upr_list = upr->next;
1180
adapter->upr_busy = 0;
1181
ASSERT(adapter->port == upr->adapter);
1182
switch (upr->upr_request) {
1183
case SLIC_UPR_STATS:
1185
struct slic_stats *slicstats =
1186
(struct slic_stats *) &adapter->pshmem->inicstats;
1187
struct slic_stats *newstats = slicstats;
1188
struct slic_stats *old = &adapter->inicstats_prev;
1189
struct slicnet_stats *stst = &adapter->slic_stats;
1191
if (isr & ISR_UPCERR) {
1192
dev_err(&adapter->netdev->dev,
1193
"SLIC_UPR_STATS command failed isr[%x]\n",
1198
UPDATE_STATS_GB(stst->tcp.xmit_tcp_segs,
1199
newstats->xmit_tcp_segs_gb,
1200
old->xmit_tcp_segs_gb);
1202
UPDATE_STATS_GB(stst->tcp.xmit_tcp_bytes,
1203
newstats->xmit_tcp_bytes_gb,
1204
old->xmit_tcp_bytes_gb);
1206
UPDATE_STATS_GB(stst->tcp.rcv_tcp_segs,
1207
newstats->rcv_tcp_segs_gb,
1208
old->rcv_tcp_segs_gb);
1210
UPDATE_STATS_GB(stst->tcp.rcv_tcp_bytes,
1211
newstats->rcv_tcp_bytes_gb,
1212
old->rcv_tcp_bytes_gb);
1214
UPDATE_STATS_GB(stst->iface.xmt_bytes,
1215
newstats->xmit_bytes_gb,
1216
old->xmit_bytes_gb);
1218
UPDATE_STATS_GB(stst->iface.xmt_ucast,
1219
newstats->xmit_unicasts_gb,
1220
old->xmit_unicasts_gb);
1222
UPDATE_STATS_GB(stst->iface.rcv_bytes,
1223
newstats->rcv_bytes_gb,
1226
UPDATE_STATS_GB(stst->iface.rcv_ucast,
1227
newstats->rcv_unicasts_gb,
1228
old->rcv_unicasts_gb);
1230
UPDATE_STATS_GB(stst->iface.xmt_errors,
1231
newstats->xmit_collisions_gb,
1232
old->xmit_collisions_gb);
1234
UPDATE_STATS_GB(stst->iface.xmt_errors,
1235
newstats->xmit_excess_collisions_gb,
1236
old->xmit_excess_collisions_gb);
1238
UPDATE_STATS_GB(stst->iface.xmt_errors,
1239
newstats->xmit_other_error_gb,
1240
old->xmit_other_error_gb);
1242
UPDATE_STATS_GB(stst->iface.rcv_errors,
1243
newstats->rcv_other_error_gb,
1244
old->rcv_other_error_gb);
1246
UPDATE_STATS_GB(stst->iface.rcv_discards,
1247
newstats->rcv_drops_gb,
1250
if (newstats->rcv_drops_gb > old->rcv_drops_gb) {
1251
adapter->rcv_drops +=
1252
(newstats->rcv_drops_gb -
1255
memcpy(old, newstats, sizeof(struct slic_stats));
1259
slic_link_upr_complete(adapter, isr);
1261
case SLIC_UPR_RCONFIG:
1276
card->pingstatus |= (isr & ISR_PINGDSMASK);
1282
slic_upr_start(adapter);
1283
spin_unlock_irqrestore(&adapter->upr_lock.lock,
1284
adapter->upr_lock.flags);
1287
static void slic_config_get(struct adapter *adapter, u32 config,
1292
status = slic_upr_request(adapter,
1294
(u32) config, (u32) config_h, 0, 0);
1295
ASSERT(status == 0);
1299
* this is here to checksum the eeprom, there is some ucode bug
1300
* which prevens us from using the ucode result.
1301
* remove this once ucode is fixed.
1303
static ushort slic_eeprom_cksum(char *m, int len)
1305
#define ADDCARRY(x) (x > 65535 ? x -= 65535 : x)
1306
#define REDUCE {l_util.l = sum; sum = l_util.s[0] + l_util.s[1]; ADDCARRY(sum);\
1311
u32 byte_swapped = 0;
1328
#if BITS_PER_LONG == 64
1329
w_int = (u32) ((ulong) w & 0x00000000FFFFFFFF);
1333
if ((1 & w_int) && (len > 0)) {
1336
s_util.c[0] = *(unsigned char *)w;
1337
w = (u16 *)((char *)w + 1);
1342
/* Unroll the loop to make overhead from branches &c small. */
1343
while ((len -= 32) >= 0) {
1360
w = (u16 *)((ulong) w + 16); /* verify */
1363
while ((len -= 8) >= 0) {
1368
w = (u16 *)((ulong) w + 4); /* verify */
1371
if (len != 0 || byte_swapped != 0) {
1373
while ((len -= 2) >= 0)
1374
sum += *w++; /* verify */
1380
s_util.c[1] = *(char *) w;
1387
} else if (len == -1) {
1388
s_util.c[0] = *(char *) w;
1397
return (ushort) sum;
1400
static void slic_rspqueue_free(struct adapter *adapter)
1403
struct slic_rspqueue *rspq = &adapter->rspqueue;
1405
for (i = 0; i < rspq->num_pages; i++) {
1406
if (rspq->vaddr[i]) {
1407
pci_free_consistent(adapter->pcidev, PAGE_SIZE,
1408
rspq->vaddr[i], rspq->paddr[i]);
1410
rspq->vaddr[i] = NULL;
1414
rspq->pageindex = 0;
1415
rspq->rspbuf = NULL;
1418
static int slic_rspqueue_init(struct adapter *adapter)
1421
struct slic_rspqueue *rspq = &adapter->rspqueue;
1422
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
1425
ASSERT(adapter->state == ADAPT_DOWN);
1426
memset(rspq, 0, sizeof(struct slic_rspqueue));
1428
rspq->num_pages = SLIC_RSPQ_PAGES_GB;
1430
for (i = 0; i < rspq->num_pages; i++) {
1431
rspq->vaddr[i] = pci_alloc_consistent(adapter->pcidev,
1434
if (!rspq->vaddr[i]) {
1435
dev_err(&adapter->pcidev->dev,
1436
"pci_alloc_consistent failed\n");
1437
slic_rspqueue_free(adapter);
1441
* do we really need this assertions (4K PAGE_SIZE aligned addr)? */
1443
#ifndef CONFIG_X86_64
1444
ASSERT(((u32) rspq->vaddr[i] & 0xFFFFF000) ==
1445
(u32) rspq->vaddr[i]);
1446
ASSERT(((u32) rspq->paddr[i] & 0xFFFFF000) ==
1447
(u32) rspq->paddr[i]);
1450
memset(rspq->vaddr[i], 0, PAGE_SIZE);
1453
slic_reg32_write(&slic_regs->slic_rbar,
1454
(rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE),
1457
slic_reg64_write(adapter, &slic_regs->slic_rbar64,
1458
(rspq->paddr[i] | SLIC_RSPQ_BUFSINPAGE),
1459
&slic_regs->slic_addr_upper,
1460
paddrh, DONT_FLUSH);
1464
rspq->pageindex = 0;
1465
rspq->rspbuf = (struct slic_rspbuf *)rspq->vaddr[0];
1469
static struct slic_rspbuf *slic_rspqueue_getnext(struct adapter *adapter)
1471
struct slic_rspqueue *rspq = &adapter->rspqueue;
1472
struct slic_rspbuf *buf;
1474
if (!(rspq->rspbuf->status))
1478
#if BITS_PER_LONG == 32
1479
ASSERT((buf->status & 0xFFFFFFE0) == 0);
1481
ASSERT(buf->hosthandle);
1482
if (++rspq->offset < SLIC_RSPQ_BUFSINPAGE) {
1484
#if BITS_PER_LONG == 32
1485
ASSERT(((u32) rspq->rspbuf & 0xFFFFFFE0) ==
1486
(u32) rspq->rspbuf);
1489
ASSERT(rspq->offset == SLIC_RSPQ_BUFSINPAGE);
1490
slic_reg64_write(adapter, &adapter->slic_regs->slic_rbar64,
1491
(rspq->paddr[rspq->pageindex] | SLIC_RSPQ_BUFSINPAGE),
1492
&adapter->slic_regs->slic_addr_upper, 0, DONT_FLUSH);
1493
rspq->pageindex = (++rspq->pageindex) % rspq->num_pages;
1495
rspq->rspbuf = (struct slic_rspbuf *)
1496
rspq->vaddr[rspq->pageindex];
1497
#if BITS_PER_LONG == 32
1498
ASSERT(((u32) rspq->rspbuf & 0xFFFFF000) ==
1499
(u32) rspq->rspbuf);
1502
#if BITS_PER_LONG == 32
1503
ASSERT(((u32) buf & 0xFFFFFFE0) == (u32) buf);
1508
static void slic_cmdqmem_init(struct adapter *adapter)
1510
struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
1512
memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
1515
static void slic_cmdqmem_free(struct adapter *adapter)
1517
struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
1520
for (i = 0; i < SLIC_CMDQ_MAXPAGES; i++) {
1521
if (cmdqmem->pages[i]) {
1522
pci_free_consistent(adapter->pcidev,
1524
(void *) cmdqmem->pages[i],
1525
cmdqmem->dma_pages[i]);
1528
memset(cmdqmem, 0, sizeof(struct slic_cmdqmem));
1531
static u32 *slic_cmdqmem_addpage(struct adapter *adapter)
1533
struct slic_cmdqmem *cmdqmem = &adapter->cmdqmem;
1536
if (cmdqmem->pagecnt >= SLIC_CMDQ_MAXPAGES)
1538
pageaddr = pci_alloc_consistent(adapter->pcidev,
1540
&cmdqmem->dma_pages[cmdqmem->pagecnt]);
1543
#if BITS_PER_LONG == 32
1544
ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
1546
cmdqmem->pages[cmdqmem->pagecnt] = pageaddr;
1551
static void slic_cmdq_free(struct adapter *adapter)
1553
struct slic_hostcmd *cmd;
1555
cmd = adapter->cmdq_all.head;
1558
struct sk_buff *tempskb;
1563
dev_kfree_skb_irq(tempskb);
1566
cmd = cmd->next_all;
1568
memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
1569
memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
1570
memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
1571
slic_cmdqmem_free(adapter);
1574
static void slic_cmdq_addcmdpage(struct adapter *adapter, u32 *page)
1576
struct slic_hostcmd *cmd;
1577
struct slic_hostcmd *prev;
1578
struct slic_hostcmd *tail;
1579
struct slic_cmdqueue *cmdq;
1585
struct slic_handle *pslic_handle;
1588
cmd = (struct slic_hostcmd *)cmdaddr;
1591
phys_addr = virt_to_bus((void *)page);
1592
phys_addrl = SLIC_GET_ADDR_LOW(phys_addr);
1593
phys_addrh = SLIC_GET_ADDR_HIGH(phys_addr);
1597
while ((cmdcnt < SLIC_CMDQ_CMDSINPAGE) &&
1598
(adapter->slic_handle_ix < 256)) {
1599
/* Allocate and initialize a SLIC_HANDLE for this command */
1600
SLIC_GET_SLIC_HANDLE(adapter, pslic_handle);
1601
if (pslic_handle == NULL)
1603
ASSERT(pslic_handle ==
1604
&adapter->slic_handles[pslic_handle->token.
1606
pslic_handle->type = SLIC_HANDLE_CMD;
1607
pslic_handle->address = (void *) cmd;
1608
pslic_handle->offset = (ushort) adapter->slic_handle_ix++;
1609
pslic_handle->other_handle = NULL;
1610
pslic_handle->next = NULL;
1612
cmd->pslic_handle = pslic_handle;
1613
cmd->cmd64.hosthandle = pslic_handle->token.handle_token;
1615
cmd->paddrl = phys_addrl;
1616
cmd->paddrh = phys_addrh;
1617
cmd->next_all = prev;
1620
phys_addrl += SLIC_HOSTCMD_SIZE;
1621
cmdaddr += SLIC_HOSTCMD_SIZE;
1623
cmd = (struct slic_hostcmd *)cmdaddr;
1627
cmdq = &adapter->cmdq_all;
1628
cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
1629
tail->next_all = cmdq->head;
1631
cmdq = &adapter->cmdq_free;
1632
spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags);
1633
cmdq->count += cmdcnt; /* SLIC_CMDQ_CMDSINPAGE; mooktodo */
1634
tail->next = cmdq->head;
1636
spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
1639
static int slic_cmdq_init(struct adapter *adapter)
1644
ASSERT(adapter->state == ADAPT_DOWN);
1645
memset(&adapter->cmdq_all, 0, sizeof(struct slic_cmdqueue));
1646
memset(&adapter->cmdq_free, 0, sizeof(struct slic_cmdqueue));
1647
memset(&adapter->cmdq_done, 0, sizeof(struct slic_cmdqueue));
1648
spin_lock_init(&adapter->cmdq_all.lock.lock);
1649
spin_lock_init(&adapter->cmdq_free.lock.lock);
1650
spin_lock_init(&adapter->cmdq_done.lock.lock);
1651
slic_cmdqmem_init(adapter);
1652
adapter->slic_handle_ix = 1;
1653
for (i = 0; i < SLIC_CMDQ_INITPAGES; i++) {
1654
pageaddr = slic_cmdqmem_addpage(adapter);
1655
#if BITS_PER_LONG == 32
1656
ASSERT(((u32) pageaddr & 0xFFFFF000) == (u32) pageaddr);
1659
slic_cmdq_free(adapter);
1662
slic_cmdq_addcmdpage(adapter, pageaddr);
1664
adapter->slic_handle_ix = 1;
1669
static void slic_cmdq_reset(struct adapter *adapter)
1671
struct slic_hostcmd *hcmd;
1672
struct sk_buff *skb;
1675
spin_lock_irqsave(&adapter->cmdq_free.lock.lock,
1676
adapter->cmdq_free.lock.flags);
1677
spin_lock_irqsave(&adapter->cmdq_done.lock.lock,
1678
adapter->cmdq_done.lock.flags);
1679
outstanding = adapter->cmdq_all.count - adapter->cmdq_done.count;
1680
outstanding -= adapter->cmdq_free.count;
1681
hcmd = adapter->cmdq_all.head;
1688
dev_kfree_skb_irq(skb);
1690
hcmd = hcmd->next_all;
1692
adapter->cmdq_free.count = 0;
1693
adapter->cmdq_free.head = NULL;
1694
adapter->cmdq_free.tail = NULL;
1695
adapter->cmdq_done.count = 0;
1696
adapter->cmdq_done.head = NULL;
1697
adapter->cmdq_done.tail = NULL;
1698
adapter->cmdq_free.head = adapter->cmdq_all.head;
1699
hcmd = adapter->cmdq_all.head;
1701
adapter->cmdq_free.count++;
1702
hcmd->next = hcmd->next_all;
1703
hcmd = hcmd->next_all;
1705
if (adapter->cmdq_free.count != adapter->cmdq_all.count) {
1706
dev_err(&adapter->netdev->dev,
1707
"free_count %d != all count %d\n",
1708
adapter->cmdq_free.count, adapter->cmdq_all.count);
1710
spin_unlock_irqrestore(&adapter->cmdq_done.lock.lock,
1711
adapter->cmdq_done.lock.flags);
1712
spin_unlock_irqrestore(&adapter->cmdq_free.lock.lock,
1713
adapter->cmdq_free.lock.flags);
1716
static void slic_cmdq_getdone(struct adapter *adapter)
1718
struct slic_cmdqueue *done_cmdq = &adapter->cmdq_done;
1719
struct slic_cmdqueue *free_cmdq = &adapter->cmdq_free;
1721
ASSERT(free_cmdq->head == NULL);
1722
spin_lock_irqsave(&done_cmdq->lock.lock, done_cmdq->lock.flags);
1724
free_cmdq->head = done_cmdq->head;
1725
free_cmdq->count = done_cmdq->count;
1726
done_cmdq->head = NULL;
1727
done_cmdq->tail = NULL;
1728
done_cmdq->count = 0;
1729
spin_unlock_irqrestore(&done_cmdq->lock.lock, done_cmdq->lock.flags);
1732
static struct slic_hostcmd *slic_cmdq_getfree(struct adapter *adapter)
1734
struct slic_cmdqueue *cmdq = &adapter->cmdq_free;
1735
struct slic_hostcmd *cmd = NULL;
1738
spin_lock_irqsave(&cmdq->lock.lock, cmdq->lock.flags);
1742
cmdq->head = cmd->next;
1744
spin_unlock_irqrestore(&cmdq->lock.lock, cmdq->lock.flags);
1746
slic_cmdq_getdone(adapter);
1753
spin_unlock_irqrestore(&cmdq->lock.lock,
1755
pageaddr = slic_cmdqmem_addpage(adapter);
1757
slic_cmdq_addcmdpage(adapter, pageaddr);
1758
goto lock_and_retry;
1765
static void slic_cmdq_putdone_irq(struct adapter *adapter,
1766
struct slic_hostcmd *cmd)
1768
struct slic_cmdqueue *cmdq = &adapter->cmdq_done;
1770
spin_lock(&cmdq->lock.lock);
1772
cmd->next = cmdq->head;
1775
if ((adapter->xmitq_full) && (cmdq->count > 10))
1776
netif_wake_queue(adapter->netdev);
1777
spin_unlock(&cmdq->lock.lock);
1780
static int slic_rcvqueue_fill(struct adapter *adapter)
1785
struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1787
struct device *dev = &adapter->netdev->dev;
1789
while (i < SLIC_RCVQ_FILLENTRIES) {
1790
struct slic_rcvbuf *rcvbuf;
1791
struct sk_buff *skb;
1792
#ifdef KLUDGE_FOR_4GB_BOUNDARY
1795
skb = alloc_skb(SLIC_RCVQ_RCVBUFSIZE, GFP_ATOMIC);
1797
paddr = (void *)pci_map_single(adapter->pcidev,
1799
SLIC_RCVQ_RCVBUFSIZE,
1800
PCI_DMA_FROMDEVICE);
1801
paddrl = SLIC_GET_ADDR_LOW(paddr);
1802
paddrh = SLIC_GET_ADDR_HIGH(paddr);
1804
skb->len = SLIC_RCVBUF_HEADSIZE;
1805
rcvbuf = (struct slic_rcvbuf *)skb->head;
1808
#ifdef KLUDGE_FOR_4GB_BOUNDARY
1810
dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
1812
dev_err(dev, "skb[%p] PROBLEM\n", skb);
1813
dev_err(dev, " skbdata[%p]\n", skb->data);
1814
dev_err(dev, " skblen[%x]\n", skb->len);
1815
dev_err(dev, " paddr[%p]\n", paddr);
1816
dev_err(dev, " paddrl[%x]\n", paddrl);
1817
dev_err(dev, " paddrh[%x]\n", paddrh);
1818
dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
1819
dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
1820
dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
1821
dev_err(dev, "SKIP THIS SKB!!!!!!!!\n");
1822
goto retry_rcvqfill;
1826
dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
1828
dev_err(dev, "skb[%p] PROBLEM\n", skb);
1829
dev_err(dev, " skbdata[%p]\n", skb->data);
1830
dev_err(dev, " skblen[%x]\n", skb->len);
1831
dev_err(dev, " paddr[%p]\n", paddr);
1832
dev_err(dev, " paddrl[%x]\n", paddrl);
1833
dev_err(dev, " paddrh[%x]\n", paddrh);
1834
dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
1835
dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
1836
dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
1837
dev_err(dev, "GIVE TO CARD ANYWAY\n");
1841
slic_reg32_write(&adapter->slic_regs->slic_hbar,
1842
(u32)paddrl, DONT_FLUSH);
1844
slic_reg64_write(adapter,
1845
&adapter->slic_regs->slic_hbar64,
1847
&adapter->slic_regs->slic_addr_upper,
1848
paddrh, DONT_FLUSH);
1851
rcvq->tail->next = skb;
1858
dev_err(&adapter->netdev->dev,
1859
"slic_rcvqueue_fill could only get [%d] skbuffs\n",
1867
static void slic_rcvqueue_free(struct adapter *adapter)
1869
struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1870
struct sk_buff *skb;
1872
while (rcvq->head) {
1874
rcvq->head = rcvq->head->next;
1882
static int slic_rcvqueue_init(struct adapter *adapter)
1885
struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1887
ASSERT(adapter->state == ADAPT_DOWN);
1890
rcvq->size = SLIC_RCVQ_ENTRIES;
1893
i = (SLIC_RCVQ_ENTRIES / SLIC_RCVQ_FILLENTRIES);
1896
count += slic_rcvqueue_fill(adapter);
1899
if (rcvq->count < SLIC_RCVQ_MINENTRIES) {
1900
slic_rcvqueue_free(adapter);
1906
static struct sk_buff *slic_rcvqueue_getnext(struct adapter *adapter)
1908
struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1909
struct sk_buff *skb;
1910
struct slic_rcvbuf *rcvbuf;
1915
rcvbuf = (struct slic_rcvbuf *)skb->head;
1918
if (rcvbuf->status & IRHDDR_SVALID) {
1919
rcvq->head = rcvq->head->next;
1926
dev_err(&adapter->netdev->dev,
1927
"RcvQ Empty!! rcvq[%p] count[%x]\n", rcvq, rcvq->count);
1930
while (rcvq->count < SLIC_RCVQ_FILLTHRESH) {
1931
count = slic_rcvqueue_fill(adapter);
1940
static u32 slic_rcvqueue_reinsert(struct adapter *adapter, struct sk_buff *skb)
1942
struct slic_rcvqueue *rcvq = &adapter->rcvqueue;
1946
struct slic_rcvbuf *rcvbuf = (struct slic_rcvbuf *)skb->head;
1949
ASSERT(skb->len == SLIC_RCVBUF_HEADSIZE);
1951
paddr = (void *)pci_map_single(adapter->pcidev, skb->head,
1952
SLIC_RCVQ_RCVBUFSIZE, PCI_DMA_FROMDEVICE);
1956
paddrl = SLIC_GET_ADDR_LOW(paddr);
1957
paddrh = SLIC_GET_ADDR_HIGH(paddr);
1960
dev = &adapter->netdev->dev;
1961
dev_err(dev, "%s: LOW 32bits PHYSICAL ADDRESS == 0\n",
1963
dev_err(dev, "skb[%p] PROBLEM\n", skb);
1964
dev_err(dev, " skbdata[%p]\n", skb->data);
1965
dev_err(dev, " skblen[%x]\n", skb->len);
1966
dev_err(dev, " paddr[%p]\n", paddr);
1967
dev_err(dev, " paddrl[%x]\n", paddrl);
1968
dev_err(dev, " paddrh[%x]\n", paddrh);
1969
dev_err(dev, " rcvq->head[%p]\n", rcvq->head);
1970
dev_err(dev, " rcvq->tail[%p]\n", rcvq->tail);
1971
dev_err(dev, " rcvq->count[%x]\n", rcvq->count);
1974
slic_reg32_write(&adapter->slic_regs->slic_hbar, (u32)paddrl,
1977
slic_reg64_write(adapter, &adapter->slic_regs->slic_hbar64,
1978
paddrl, &adapter->slic_regs->slic_addr_upper,
1979
paddrh, DONT_FLUSH);
1982
rcvq->tail->next = skb;
1990
static int slic_debug_card_show(struct seq_file *seq, void *v)
1994
struct sliccard *card = seq->private;
1995
struct slic_config *config = &card->config;
1996
unsigned char *fru = (unsigned char *)(&card->config.atk_fru);
1997
unsigned char *oemfru = (unsigned char *)(&card->config.OemFru);
2000
seq_printf(seq, "driver_version : %s\n", slic_proc_version);
2001
seq_printf(seq, "Microcode versions: \n");
2002
seq_printf(seq, " Gigabit (gb) : %s %s\n",
2003
MOJAVE_UCODE_VERS_STRING, MOJAVE_UCODE_VERS_DATE);
2004
seq_printf(seq, " Gigabit Receiver : %s %s\n",
2005
GB_RCVUCODE_VERS_STRING, GB_RCVUCODE_VERS_DATE);
2006
seq_printf(seq, "Vendor : %s\n", slic_vendor);
2007
seq_printf(seq, "Product Name : %s\n", slic_product_name);
2009
seq_printf(seq, "VendorId : %4.4X\n",
2011
seq_printf(seq, "DeviceId : %4.4X\n",
2013
seq_printf(seq, "RevisionId : %2.2x\n",
2014
config->RevisionId);
2015
seq_printf(seq, "Bus # : %d\n", card->busnumber);
2016
seq_printf(seq, "Device # : %d\n", card->slotnumber);
2017
seq_printf(seq, "Interfaces : %d\n", card->card_size);
2018
seq_printf(seq, " Initialized : %d\n",
2019
card->adapters_activated);
2020
seq_printf(seq, " Allocated : %d\n",
2021
card->adapters_allocated);
2022
ASSERT(card->card_size <= SLIC_NBR_MACS);
2023
for (i = 0; i < card->card_size; i++) {
2025
" MAC%d : %2.2X %2.2X %2.2X %2.2X %2.2X %2.2X\n",
2026
i, config->macinfo[i].macaddrA[0],
2027
config->macinfo[i].macaddrA[1],
2028
config->macinfo[i].macaddrA[2],
2029
config->macinfo[i].macaddrA[3],
2030
config->macinfo[i].macaddrA[4],
2031
config->macinfo[i].macaddrA[5]);
2033
seq_printf(seq, " IF Init State Duplex/Speed irq\n");
2034
seq_printf(seq, " -------------------------------\n");
2035
for (i = 0; i < card->adapters_allocated; i++) {
2036
struct adapter *adapter;
2038
adapter = card->adapter[i];
2041
" %d %d %s %s %s 0x%X\n",
2042
adapter->physport, adapter->state,
2043
SLIC_LINKSTATE(adapter->linkstate),
2044
SLIC_DUPLEX(adapter->linkduplex),
2045
SLIC_SPEED(adapter->linkspeed),
2046
(uint) adapter->irq);
2049
seq_printf(seq, "Generation # : %4.4X\n", card->gennumber);
2050
seq_printf(seq, "RcvQ max entries : %4.4X\n",
2052
seq_printf(seq, "Ping Status : %8.8X\n",
2054
seq_printf(seq, "Minimum grant : %2.2x\n",
2056
seq_printf(seq, "Maximum Latency : %2.2x\n", config->MaxLat);
2057
seq_printf(seq, "PciStatus : %4.4x\n",
2059
seq_printf(seq, "Debug Device Id : %4.4x\n",
2061
seq_printf(seq, "DRAM ROM Function : %4.4x\n",
2063
seq_printf(seq, "Network interface Pin 1 : %2.2x\n",
2064
config->NetIntPin1);
2065
seq_printf(seq, "Network interface Pin 2 : %2.2x\n",
2066
config->NetIntPin1);
2067
seq_printf(seq, "Network interface Pin 3 : %2.2x\n",
2068
config->NetIntPin1);
2069
seq_printf(seq, "PM capabilities : %4.4X\n",
2071
seq_printf(seq, "Network Clock Controls : %4.4X\n",
2072
config->NwClkCtrls);
2074
switch (config->FruFormat) {
2075
case ATK_FRU_FORMAT:
2078
"Vendor : Alacritech, Inc.\n");
2080
"Assembly # : %c%c%c%c%c%c\n",
2081
fru[0], fru[1], fru[2], fru[3], fru[4],
2084
"Revision # : %c%c\n",
2087
if (config->OEMFruFormat == VENDOR4_FRU_FORMAT) {
2090
"%c%c%c%c%c%c%c%c%c%c%c%c\n",
2091
fru[8], fru[9], fru[10],
2092
fru[11], fru[12], fru[13],
2093
fru[16], fru[17], fru[18],
2094
fru[19], fru[20], fru[21]);
2098
"%c%c%c%c%c%c%c%c%c%c%c%c%c%c\n",
2099
fru[8], fru[9], fru[10],
2100
fru[11], fru[12], fru[13],
2101
fru[14], fru[15], fru[16],
2102
fru[17], fru[18], fru[19],
2111
"Vendor : Alacritech, Inc.\n");
2113
"Serial # : Empty FRU\n");
2118
switch (config->OEMFruFormat) {
2119
case VENDOR1_FRU_FORMAT:
2121
seq_printf(seq, "FRU Information:\n");
2122
seq_printf(seq, " Commodity # : %c\n",
2125
" Assembly # : %c%c%c%c\n",
2126
oemfru[1], oemfru[2], oemfru[3], oemfru[4]);
2128
" Revision # : %c%c\n",
2129
oemfru[5], oemfru[6]);
2131
" Supplier # : %c%c\n",
2132
oemfru[7], oemfru[8]);
2135
oemfru[9], oemfru[10]);
2137
" Sequence # : %c%c%c\n",
2138
oemfru[11], oemfru[12], oemfru[13]);
2142
case VENDOR2_FRU_FORMAT:
2144
seq_printf(seq, "FRU Information:\n");
2147
"%c%c%c%c%c%c%c%c\n",
2148
oemfru[0], oemfru[1], oemfru[2],
2149
oemfru[3], oemfru[4], oemfru[5],
2150
oemfru[6], oemfru[7]);
2152
" Supplier # : %c%c%c%c%c\n",
2153
oemfru[8], oemfru[9], oemfru[10],
2154
oemfru[11], oemfru[12]);
2157
oemfru[13], oemfru[14], oemfru[15]);
2159
" Sequence # : %c%c%c%c\n",
2160
oemfru[16], oemfru[17], oemfru[18],
2165
case VENDOR3_FRU_FORMAT:
2167
seq_printf(seq, "FRU Information:\n");
2170
case VENDOR4_FRU_FORMAT:
2172
seq_printf(seq, "FRU Information:\n");
2175
"%c%c%c%c%c%c%c%c\n",
2176
oemfru[0], oemfru[1], oemfru[2],
2177
oemfru[3], oemfru[4], oemfru[5],
2178
oemfru[6], oemfru[7]);
2181
"%c%c%c%c%c%c%c%c\n",
2182
oemfru[8], oemfru[9], oemfru[10],
2183
oemfru[11], oemfru[12], oemfru[13],
2184
oemfru[14], oemfru[15]);
2187
"%c%c%c%c%c%c%c%c\n",
2188
oemfru[16], oemfru[17], oemfru[18],
2189
oemfru[19], oemfru[20], oemfru[21],
2190
oemfru[22], oemfru[23]);
2202
static int slic_debug_adapter_show(struct seq_file *seq, void *v)
2204
struct adapter *adapter = seq->private;
2205
struct net_device *netdev = adapter->netdev;
2207
seq_printf(seq, "info: interface : %s\n",
2208
adapter->netdev->name);
2209
seq_printf(seq, "info: status : %s\n",
2210
SLIC_LINKSTATE(adapter->linkstate));
2211
seq_printf(seq, "info: port : %d\n",
2213
seq_printf(seq, "info: speed : %s\n",
2214
SLIC_SPEED(adapter->linkspeed));
2215
seq_printf(seq, "info: duplex : %s\n",
2216
SLIC_DUPLEX(adapter->linkduplex));
2217
seq_printf(seq, "info: irq : 0x%X\n",
2218
(uint) adapter->irq);
2219
seq_printf(seq, "info: Interrupt Agg Delay: %d usec\n",
2220
adapter->card->loadlevel_current);
2221
seq_printf(seq, "info: RcvQ max entries : %4.4X\n",
2223
seq_printf(seq, "info: RcvQ current : %4.4X\n",
2224
adapter->rcvqueue.count);
2225
seq_printf(seq, "rx stats: packets : %8.8lX\n",
2226
netdev->stats.rx_packets);
2227
seq_printf(seq, "rx stats: bytes : %8.8lX\n",
2228
netdev->stats.rx_bytes);
2229
seq_printf(seq, "rx stats: broadcasts : %8.8X\n",
2230
adapter->rcv_broadcasts);
2231
seq_printf(seq, "rx stats: multicasts : %8.8X\n",
2232
adapter->rcv_multicasts);
2233
seq_printf(seq, "rx stats: unicasts : %8.8X\n",
2234
adapter->rcv_unicasts);
2235
seq_printf(seq, "rx stats: errors : %8.8X\n",
2236
(u32) adapter->slic_stats.iface.rcv_errors);
2237
seq_printf(seq, "rx stats: Missed errors : %8.8X\n",
2238
(u32) adapter->slic_stats.iface.rcv_discards);
2239
seq_printf(seq, "rx stats: drops : %8.8X\n",
2240
(u32) adapter->rcv_drops);
2241
seq_printf(seq, "tx stats: packets : %8.8lX\n",
2242
netdev->stats.tx_packets);
2243
seq_printf(seq, "tx stats: bytes : %8.8lX\n",
2244
netdev->stats.tx_bytes);
2245
seq_printf(seq, "tx stats: errors : %8.8X\n",
2246
(u32) adapter->slic_stats.iface.xmt_errors);
2247
seq_printf(seq, "rx stats: multicasts : %8.8lX\n",
2248
netdev->stats.multicast);
2249
seq_printf(seq, "tx stats: collision errors : %8.8X\n",
2250
(u32) adapter->slic_stats.iface.xmit_collisions);
2251
seq_printf(seq, "perf: Max rcv frames/isr : %8.8X\n",
2252
adapter->max_isr_rcvs);
2253
seq_printf(seq, "perf: Rcv interrupt yields : %8.8X\n",
2254
adapter->rcv_interrupt_yields);
2255
seq_printf(seq, "perf: Max xmit complete/isr : %8.8X\n",
2256
adapter->max_isr_xmits);
2257
seq_printf(seq, "perf: error interrupts : %8.8X\n",
2258
adapter->error_interrupts);
2259
seq_printf(seq, "perf: error rmiss interrupts : %8.8X\n",
2260
adapter->error_rmiss_interrupts);
2261
seq_printf(seq, "perf: rcv interrupts : %8.8X\n",
2262
adapter->rcv_interrupts);
2263
seq_printf(seq, "perf: xmit interrupts : %8.8X\n",
2264
adapter->xmit_interrupts);
2265
seq_printf(seq, "perf: link event interrupts : %8.8X\n",
2266
adapter->linkevent_interrupts);
2267
seq_printf(seq, "perf: UPR interrupts : %8.8X\n",
2268
adapter->upr_interrupts);
2269
seq_printf(seq, "perf: interrupt count : %8.8X\n",
2271
seq_printf(seq, "perf: false interrupts : %8.8X\n",
2272
adapter->false_interrupts);
2273
seq_printf(seq, "perf: All register writes : %8.8X\n",
2274
adapter->all_reg_writes);
2275
seq_printf(seq, "perf: ICR register writes : %8.8X\n",
2276
adapter->icr_reg_writes);
2277
seq_printf(seq, "perf: ISR register writes : %8.8X\n",
2278
adapter->isr_reg_writes);
2279
seq_printf(seq, "ifevents: overflow 802 errors : %8.8X\n",
2280
adapter->if_events.oflow802);
2281
seq_printf(seq, "ifevents: transport overflow errors: %8.8X\n",
2282
adapter->if_events.Tprtoflow);
2283
seq_printf(seq, "ifevents: underflow errors : %8.8X\n",
2284
adapter->if_events.uflow802);
2285
seq_printf(seq, "ifevents: receive early : %8.8X\n",
2286
adapter->if_events.rcvearly);
2287
seq_printf(seq, "ifevents: buffer overflows : %8.8X\n",
2288
adapter->if_events.Bufov);
2289
seq_printf(seq, "ifevents: carrier errors : %8.8X\n",
2290
adapter->if_events.Carre);
2291
seq_printf(seq, "ifevents: Long : %8.8X\n",
2292
adapter->if_events.Longe);
2293
seq_printf(seq, "ifevents: invalid preambles : %8.8X\n",
2294
adapter->if_events.Invp);
2295
seq_printf(seq, "ifevents: CRC errors : %8.8X\n",
2296
adapter->if_events.Crc);
2297
seq_printf(seq, "ifevents: dribble nibbles : %8.8X\n",
2298
adapter->if_events.Drbl);
2299
seq_printf(seq, "ifevents: Code violations : %8.8X\n",
2300
adapter->if_events.Code);
2301
seq_printf(seq, "ifevents: TCP checksum errors : %8.8X\n",
2302
adapter->if_events.TpCsum);
2303
seq_printf(seq, "ifevents: TCP header short errors : %8.8X\n",
2304
adapter->if_events.TpHlen);
2305
seq_printf(seq, "ifevents: IP checksum errors : %8.8X\n",
2306
adapter->if_events.IpCsum);
2307
seq_printf(seq, "ifevents: IP frame incompletes : %8.8X\n",
2308
adapter->if_events.IpLen);
2309
seq_printf(seq, "ifevents: IP headers shorts : %8.8X\n",
2310
adapter->if_events.IpHlen);
2314
static int slic_debug_adapter_open(struct inode *inode, struct file *file)
2316
return single_open(file, slic_debug_adapter_show, inode->i_private);
2319
static int slic_debug_card_open(struct inode *inode, struct file *file)
2321
return single_open(file, slic_debug_card_show, inode->i_private);
2324
static const struct file_operations slic_debug_adapter_fops = {
2325
.owner = THIS_MODULE,
2326
.open = slic_debug_adapter_open,
2328
.llseek = seq_lseek,
2329
.release = single_release,
2332
static const struct file_operations slic_debug_card_fops = {
2333
.owner = THIS_MODULE,
2334
.open = slic_debug_card_open,
2336
.llseek = seq_lseek,
2337
.release = single_release,
2340
static void slic_debug_adapter_create(struct adapter *adapter)
2344
struct sliccard *card = adapter->card;
2346
if (!card->debugfs_dir)
2349
sprintf(name, "port%d", adapter->port);
2350
d = debugfs_create_file(name, S_IRUGO,
2351
card->debugfs_dir, adapter,
2352
&slic_debug_adapter_fops);
2353
if (!d || IS_ERR(d))
2354
pr_info(PFX "%s: debugfs create failed\n", name);
2356
adapter->debugfs_entry = d;
2359
static void slic_debug_adapter_destroy(struct adapter *adapter)
2361
debugfs_remove(adapter->debugfs_entry);
2362
adapter->debugfs_entry = NULL;
2365
static void slic_debug_card_create(struct sliccard *card)
2368
char name[IFNAMSIZ];
2370
snprintf(name, sizeof(name), "slic%d", card->cardnum);
2371
d = debugfs_create_dir(name, slic_debugfs);
2372
if (!d || IS_ERR(d))
2373
pr_info(PFX "%s: debugfs create dir failed\n",
2376
card->debugfs_dir = d;
2377
d = debugfs_create_file("cardinfo", S_IRUGO,
2379
&slic_debug_card_fops);
2380
if (!d || IS_ERR(d))
2381
pr_info(PFX "%s: debugfs create failed\n",
2384
card->debugfs_cardinfo = d;
2388
static void slic_debug_card_destroy(struct sliccard *card)
2392
for (i = 0; i < card->card_size; i++) {
2393
struct adapter *adapter;
2395
adapter = card->adapter[i];
2397
slic_debug_adapter_destroy(adapter);
2399
if (card->debugfs_cardinfo) {
2400
debugfs_remove(card->debugfs_cardinfo);
2401
card->debugfs_cardinfo = NULL;
2403
if (card->debugfs_dir) {
2404
debugfs_remove(card->debugfs_dir);
2405
card->debugfs_dir = NULL;
2409
static void slic_debug_init(void)
2413
ent = debugfs_create_dir("slic", NULL);
2414
if (!ent || IS_ERR(ent)) {
2415
pr_info(PFX "debugfs create directory failed\n");
2422
static void slic_debug_cleanup(void)
2425
debugfs_remove(slic_debugfs);
2426
slic_debugfs = NULL;
2431
* slic_link_event_handler -
2433
* Initiate a link configuration sequence. The link configuration begins
2434
* by issuing a READ_LINK_STATUS command to the Utility Processor on the
2435
* SLIC. Since the command finishes asynchronously, the slic_upr_comlete
2436
* routine will follow it up witha UP configuration write command, which
2437
* will also complete asynchronously.
2440
static void slic_link_event_handler(struct adapter *adapter)
2443
struct slic_shmem *pshmem;
2445
if (adapter->state != ADAPT_UP) {
2446
/* Adapter is not operational. Ignore. */
2450
pshmem = (struct slic_shmem *)adapter->phys_shmem;
2452
#if BITS_PER_LONG == 64
2453
status = slic_upr_request(adapter,
2455
SLIC_GET_ADDR_LOW(&pshmem->linkstatus),
2456
SLIC_GET_ADDR_HIGH(&pshmem->linkstatus),
2459
status = slic_upr_request(adapter, SLIC_UPR_RLSR,
2460
(u32) &pshmem->linkstatus, /* no 4GB wrap guaranteed */
2463
ASSERT(status == 0);
2466
static void slic_init_cleanup(struct adapter *adapter)
2468
if (adapter->intrregistered) {
2469
adapter->intrregistered = 0;
2470
free_irq(adapter->netdev->irq, adapter->netdev);
2473
if (adapter->pshmem) {
2474
pci_free_consistent(adapter->pcidev,
2475
sizeof(struct slic_shmem),
2476
adapter->pshmem, adapter->phys_shmem);
2477
adapter->pshmem = NULL;
2478
adapter->phys_shmem = (dma_addr_t) NULL;
2481
if (adapter->pingtimerset) {
2482
adapter->pingtimerset = 0;
2483
del_timer(&adapter->pingtimer);
2486
slic_rspqueue_free(adapter);
2487
slic_cmdq_free(adapter);
2488
slic_rcvqueue_free(adapter);
2492
* Allocate a mcast_address structure to hold the multicast address.
2495
static int slic_mcast_add_list(struct adapter *adapter, char *address)
2497
struct mcast_address *mcaddr, *mlist;
2499
/* Check to see if it already exists */
2500
mlist = adapter->mcastaddrs;
2502
if (!compare_ether_addr(mlist->address, address))
2504
mlist = mlist->next;
2507
/* Doesn't already exist. Allocate a structure to hold it */
2508
mcaddr = kmalloc(sizeof(struct mcast_address), GFP_ATOMIC);
2512
memcpy(mcaddr->address, address, 6);
2514
mcaddr->next = adapter->mcastaddrs;
2515
adapter->mcastaddrs = mcaddr;
2520
static void slic_mcast_set_list(struct net_device *dev)
2522
struct adapter *adapter = netdev_priv(dev);
2525
struct netdev_hw_addr *ha;
2529
netdev_for_each_mc_addr(ha, dev) {
2530
addresses = (char *) &ha->addr;
2531
status = slic_mcast_add_list(adapter, addresses);
2534
slic_mcast_set_bit(adapter, addresses);
2537
if (adapter->devflags_prev != dev->flags) {
2538
adapter->macopts = MAC_DIRECTED;
2540
if (dev->flags & IFF_BROADCAST)
2541
adapter->macopts |= MAC_BCAST;
2542
if (dev->flags & IFF_PROMISC)
2543
adapter->macopts |= MAC_PROMISC;
2544
if (dev->flags & IFF_ALLMULTI)
2545
adapter->macopts |= MAC_ALLMCAST;
2546
if (dev->flags & IFF_MULTICAST)
2547
adapter->macopts |= MAC_MCAST;
2549
adapter->devflags_prev = dev->flags;
2550
slic_config_set(adapter, true);
2553
slic_mcast_set_mask(adapter);
2558
#define XMIT_FAIL_LINK_STATE 1
2559
#define XMIT_FAIL_ZERO_LENGTH 2
2560
#define XMIT_FAIL_HOSTCMD_FAIL 3
2562
static void slic_xmit_build_request(struct adapter *adapter,
2563
struct slic_hostcmd *hcmd, struct sk_buff *skb)
2565
struct slic_host64_cmd *ihcmd;
2568
ihcmd = &hcmd->cmd64;
2570
ihcmd->flags = (adapter->port << IHFLG_IFSHFT);
2571
ihcmd->command = IHCMD_XMT_REQ;
2572
ihcmd->u.slic_buffers.totlen = skb->len;
2573
phys_addr = pci_map_single(adapter->pcidev, skb->data, skb->len,
2575
ihcmd->u.slic_buffers.bufs[0].paddrl = SLIC_GET_ADDR_LOW(phys_addr);
2576
ihcmd->u.slic_buffers.bufs[0].paddrh = SLIC_GET_ADDR_HIGH(phys_addr);
2577
ihcmd->u.slic_buffers.bufs[0].length = skb->len;
2578
#if BITS_PER_LONG == 64
2579
hcmd->cmdsize = (u32) ((((u64)&ihcmd->u.slic_buffers.bufs[1] -
2580
(u64) hcmd) + 31) >> 5);
2582
hcmd->cmdsize = ((((u32) &ihcmd->u.slic_buffers.bufs[1] -
2583
(u32) hcmd) + 31) >> 5);
2587
static void slic_xmit_fail(struct adapter *adapter,
2588
struct sk_buff *skb,
2589
void *cmd, u32 skbtype, u32 status)
2591
if (adapter->xmitq_full)
2592
netif_stop_queue(adapter->netdev);
2593
if ((cmd == NULL) && (status <= XMIT_FAIL_HOSTCMD_FAIL)) {
2595
case XMIT_FAIL_LINK_STATE:
2596
dev_err(&adapter->netdev->dev,
2597
"reject xmit skb[%p: %x] linkstate[%s] "
2598
"adapter[%s:%d] card[%s:%d]\n",
2600
SLIC_LINKSTATE(adapter->linkstate),
2601
SLIC_ADAPTER_STATE(adapter->state),
2603
SLIC_CARD_STATE(adapter->card->state),
2604
adapter->card->state);
2606
case XMIT_FAIL_ZERO_LENGTH:
2607
dev_err(&adapter->netdev->dev,
2608
"xmit_start skb->len == 0 skb[%p] type[%x]\n",
2609
skb, skb->pkt_type);
2611
case XMIT_FAIL_HOSTCMD_FAIL:
2612
dev_err(&adapter->netdev->dev,
2613
"xmit_start skb[%p] type[%x] No host commands "
2614
"available\n", skb, skb->pkt_type);
2621
adapter->netdev->stats.tx_dropped++;
2624
static void slic_rcv_handle_error(struct adapter *adapter,
2625
struct slic_rcvbuf *rcvbuf)
2627
struct slic_hddr_wds *hdr = (struct slic_hddr_wds *)rcvbuf->data;
2628
struct net_device *netdev = adapter->netdev;
2630
if (adapter->devid != SLIC_1GB_DEVICE_ID) {
2631
if (hdr->frame_status14 & VRHSTAT_802OE)
2632
adapter->if_events.oflow802++;
2633
if (hdr->frame_status14 & VRHSTAT_TPOFLO)
2634
adapter->if_events.Tprtoflow++;
2635
if (hdr->frame_status_b14 & VRHSTATB_802UE)
2636
adapter->if_events.uflow802++;
2637
if (hdr->frame_status_b14 & VRHSTATB_RCVE) {
2638
adapter->if_events.rcvearly++;
2639
netdev->stats.rx_fifo_errors++;
2641
if (hdr->frame_status_b14 & VRHSTATB_BUFF) {
2642
adapter->if_events.Bufov++;
2643
netdev->stats.rx_over_errors++;
2645
if (hdr->frame_status_b14 & VRHSTATB_CARRE) {
2646
adapter->if_events.Carre++;
2647
netdev->stats.tx_carrier_errors++;
2649
if (hdr->frame_status_b14 & VRHSTATB_LONGE)
2650
adapter->if_events.Longe++;
2651
if (hdr->frame_status_b14 & VRHSTATB_PREA)
2652
adapter->if_events.Invp++;
2653
if (hdr->frame_status_b14 & VRHSTATB_CRC) {
2654
adapter->if_events.Crc++;
2655
netdev->stats.rx_crc_errors++;
2657
if (hdr->frame_status_b14 & VRHSTATB_DRBL)
2658
adapter->if_events.Drbl++;
2659
if (hdr->frame_status_b14 & VRHSTATB_CODE)
2660
adapter->if_events.Code++;
2661
if (hdr->frame_status_b14 & VRHSTATB_TPCSUM)
2662
adapter->if_events.TpCsum++;
2663
if (hdr->frame_status_b14 & VRHSTATB_TPHLEN)
2664
adapter->if_events.TpHlen++;
2665
if (hdr->frame_status_b14 & VRHSTATB_IPCSUM)
2666
adapter->if_events.IpCsum++;
2667
if (hdr->frame_status_b14 & VRHSTATB_IPLERR)
2668
adapter->if_events.IpLen++;
2669
if (hdr->frame_status_b14 & VRHSTATB_IPHERR)
2670
adapter->if_events.IpHlen++;
2672
if (hdr->frame_statusGB & VGBSTAT_XPERR) {
2673
u32 xerr = hdr->frame_statusGB >> VGBSTAT_XERRSHFT;
2675
if (xerr == VGBSTAT_XCSERR)
2676
adapter->if_events.TpCsum++;
2677
if (xerr == VGBSTAT_XUFLOW)
2678
adapter->if_events.Tprtoflow++;
2679
if (xerr == VGBSTAT_XHLEN)
2680
adapter->if_events.TpHlen++;
2682
if (hdr->frame_statusGB & VGBSTAT_NETERR) {
2685
frame_statusGB >> VGBSTAT_NERRSHFT) &
2687
if (nerr == VGBSTAT_NCSERR)
2688
adapter->if_events.IpCsum++;
2689
if (nerr == VGBSTAT_NUFLOW)
2690
adapter->if_events.IpLen++;
2691
if (nerr == VGBSTAT_NHLEN)
2692
adapter->if_events.IpHlen++;
2694
if (hdr->frame_statusGB & VGBSTAT_LNKERR) {
2695
u32 lerr = hdr->frame_statusGB & VGBSTAT_LERRMSK;
2697
if (lerr == VGBSTAT_LDEARLY)
2698
adapter->if_events.rcvearly++;
2699
if (lerr == VGBSTAT_LBOFLO)
2700
adapter->if_events.Bufov++;
2701
if (lerr == VGBSTAT_LCODERR)
2702
adapter->if_events.Code++;
2703
if (lerr == VGBSTAT_LDBLNBL)
2704
adapter->if_events.Drbl++;
2705
if (lerr == VGBSTAT_LCRCERR)
2706
adapter->if_events.Crc++;
2707
if (lerr == VGBSTAT_LOFLO)
2708
adapter->if_events.oflow802++;
2709
if (lerr == VGBSTAT_LUFLO)
2710
adapter->if_events.uflow802++;
2716
#define TCP_OFFLOAD_FRAME_PUSHFLAG 0x10000000
2717
#define M_FAST_PATH 0x0040
2719
static void slic_rcv_handler(struct adapter *adapter)
2721
struct net_device *netdev = adapter->netdev;
2722
struct sk_buff *skb;
2723
struct slic_rcvbuf *rcvbuf;
2726
while ((skb = slic_rcvqueue_getnext(adapter))) {
2730
rcvbuf = (struct slic_rcvbuf *)skb->head;
2731
adapter->card->events++;
2732
if (rcvbuf->status & IRHDDR_ERR) {
2733
adapter->rx_errors++;
2734
slic_rcv_handle_error(adapter, rcvbuf);
2735
slic_rcvqueue_reinsert(adapter, skb);
2739
if (!slic_mac_filter(adapter, (struct ether_header *)
2741
slic_rcvqueue_reinsert(adapter, skb);
2744
skb_pull(skb, SLIC_RCVBUF_HEADSIZE);
2745
rx_bytes = (rcvbuf->length & IRHDDR_FLEN_MSK);
2746
skb_put(skb, rx_bytes);
2747
netdev->stats.rx_packets++;
2748
netdev->stats.rx_bytes += rx_bytes;
2749
#if SLIC_OFFLOAD_IP_CHECKSUM
2750
skb->ip_summed = CHECKSUM_UNNECESSARY;
2753
skb->dev = adapter->netdev;
2754
skb->protocol = eth_type_trans(skb, skb->dev);
2758
#if SLIC_INTERRUPT_PROCESS_LIMIT
2759
if (frames >= SLIC_RCVQ_MAX_PROCESS_ISR) {
2760
adapter->rcv_interrupt_yields++;
2765
adapter->max_isr_rcvs = max(adapter->max_isr_rcvs, frames);
2768
static void slic_xmit_complete(struct adapter *adapter)
2770
struct slic_hostcmd *hcmd;
2771
struct slic_rspbuf *rspbuf;
2773
struct slic_handle_word slic_handle_word;
2776
rspbuf = slic_rspqueue_getnext(adapter);
2779
adapter->xmit_completes++;
2780
adapter->card->events++;
2782
Get the complete host command buffer
2784
slic_handle_word.handle_token = rspbuf->hosthandle;
2785
ASSERT(slic_handle_word.handle_index);
2786
ASSERT(slic_handle_word.handle_index <= SLIC_CMDQ_MAXCMDS);
2788
(struct slic_hostcmd *)
2789
adapter->slic_handles[slic_handle_word.handle_index].
2791
/* hcmd = (struct slic_hostcmd *) rspbuf->hosthandle; */
2793
ASSERT(hcmd->pslic_handle ==
2794
&adapter->slic_handles[slic_handle_word.handle_index]);
2795
if (hcmd->type == SLIC_CMD_DUMB) {
2797
dev_kfree_skb_irq(hcmd->skb);
2798
slic_cmdq_putdone_irq(adapter, hcmd);
2801
rspbuf->hosthandle = 0;
2804
adapter->max_isr_xmits = max(adapter->max_isr_xmits, frames);
2807
static irqreturn_t slic_interrupt(int irq, void *dev_id)
2809
struct net_device *dev = (struct net_device *)dev_id;
2810
struct adapter *adapter = netdev_priv(dev);
2813
if ((adapter->pshmem) && (adapter->pshmem->isr)) {
2814
slic_reg32_write(&adapter->slic_regs->slic_icr,
2815
ICR_INT_MASK, FLUSH);
2816
isr = adapter->isrcopy = adapter->pshmem->isr;
2817
adapter->pshmem->isr = 0;
2818
adapter->num_isrs++;
2819
switch (adapter->card->state) {
2821
if (isr & ~ISR_IO) {
2822
if (isr & ISR_ERR) {
2823
adapter->error_interrupts++;
2824
if (isr & ISR_RMISS) {
2829
struct slic_rcvqueue *rcvq =
2833
error_rmiss_interrupts++;
2835
rcv_count = rcvq->count;
2836
pre_count = rcvq->count;
2837
errors = rcvq->errors;
2839
while (rcvq->count <
2840
SLIC_RCVQ_FILLTHRESH) {
2847
} else if (isr & ISR_XDROP) {
2849
"isr & ISR_ERR [%x] "
2850
"ISR_XDROP \n", isr);
2853
"isr & ISR_ERR [%x]\n",
2858
if (isr & ISR_LEVENT) {
2859
adapter->linkevent_interrupts++;
2860
slic_link_event_handler(adapter);
2863
if ((isr & ISR_UPC) ||
2864
(isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
2865
adapter->upr_interrupts++;
2866
slic_upr_request_complete(adapter, isr);
2870
if (isr & ISR_RCV) {
2871
adapter->rcv_interrupts++;
2872
slic_rcv_handler(adapter);
2875
if (isr & ISR_CMD) {
2876
adapter->xmit_interrupts++;
2877
slic_xmit_complete(adapter);
2882
if ((isr & ISR_UPC) ||
2883
(isr & ISR_UPCERR) || (isr & ISR_UPCBSY)) {
2884
adapter->upr_interrupts++;
2885
slic_upr_request_complete(adapter, isr);
2893
adapter->isrcopy = 0;
2894
adapter->all_reg_writes += 2;
2895
adapter->isr_reg_writes++;
2896
slic_reg32_write(&adapter->slic_regs->slic_isr, 0, FLUSH);
2898
adapter->false_interrupts++;
2903
#define NORMAL_ETHFRAME 0
2905
static netdev_tx_t slic_xmit_start(struct sk_buff *skb, struct net_device *dev)
2907
struct sliccard *card;
2908
struct adapter *adapter = netdev_priv(dev);
2909
struct slic_hostcmd *hcmd = NULL;
2911
u32 skbtype = NORMAL_ETHFRAME;
2912
void *offloadcmd = NULL;
2914
card = adapter->card;
2916
if ((adapter->linkstate != LINK_UP) ||
2917
(adapter->state != ADAPT_UP) || (card->state != CARD_UP)) {
2918
status = XMIT_FAIL_LINK_STATE;
2921
} else if (skb->len == 0) {
2922
status = XMIT_FAIL_ZERO_LENGTH;
2926
if (skbtype == NORMAL_ETHFRAME) {
2927
hcmd = slic_cmdq_getfree(adapter);
2929
adapter->xmitq_full = 1;
2930
status = XMIT_FAIL_HOSTCMD_FAIL;
2933
ASSERT(hcmd->pslic_handle);
2934
ASSERT(hcmd->cmd64.hosthandle ==
2935
hcmd->pslic_handle->token.handle_token);
2938
hcmd->type = SLIC_CMD_DUMB;
2939
if (skbtype == NORMAL_ETHFRAME)
2940
slic_xmit_build_request(adapter, hcmd, skb);
2942
dev->stats.tx_packets++;
2943
dev->stats.tx_bytes += skb->len;
2946
if (adapter->kill_card) {
2947
struct slic_host64_cmd ihcmd;
2949
ihcmd = &hcmd->cmd64;
2951
ihcmd->flags |= 0x40;
2952
adapter->kill_card = 0; /* only do this once */
2955
if (hcmd->paddrh == 0) {
2956
slic_reg32_write(&adapter->slic_regs->slic_cbar,
2957
(hcmd->paddrl | hcmd->cmdsize), DONT_FLUSH);
2959
slic_reg64_write(adapter, &adapter->slic_regs->slic_cbar64,
2960
(hcmd->paddrl | hcmd->cmdsize),
2961
&adapter->slic_regs->slic_addr_upper,
2962
hcmd->paddrh, DONT_FLUSH);
2965
return NETDEV_TX_OK;
2967
slic_xmit_fail(adapter, skb, offloadcmd, skbtype, status);
2972
static void slic_adapter_freeresources(struct adapter *adapter)
2974
slic_init_cleanup(adapter);
2975
adapter->error_interrupts = 0;
2976
adapter->rcv_interrupts = 0;
2977
adapter->xmit_interrupts = 0;
2978
adapter->linkevent_interrupts = 0;
2979
adapter->upr_interrupts = 0;
2980
adapter->num_isrs = 0;
2981
adapter->xmit_completes = 0;
2982
adapter->rcv_broadcasts = 0;
2983
adapter->rcv_multicasts = 0;
2984
adapter->rcv_unicasts = 0;
2987
static int slic_adapter_allocresources(struct adapter *adapter)
2989
if (!adapter->intrregistered) {
2992
spin_unlock_irqrestore(&slic_global.driver_lock.lock,
2993
slic_global.driver_lock.flags);
2995
retval = request_irq(adapter->netdev->irq,
2998
adapter->netdev->name, adapter->netdev);
3000
spin_lock_irqsave(&slic_global.driver_lock.lock,
3001
slic_global.driver_lock.flags);
3004
dev_err(&adapter->netdev->dev,
3005
"request_irq (%s) FAILED [%x]\n",
3006
adapter->netdev->name, retval);
3009
adapter->intrregistered = 1;
3017
* Perform initialization of our slic interface.
3020
static int slic_if_init(struct adapter *adapter)
3022
struct sliccard *card = adapter->card;
3023
struct net_device *dev = adapter->netdev;
3024
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
3025
struct slic_shmem *pshmem;
3030
/* adapter should be down at this point */
3031
if (adapter->state != ADAPT_DOWN) {
3032
dev_err(&dev->dev, "%s: adapter->state != ADAPT_DOWN\n",
3037
ASSERT(adapter->linkstate == LINK_DOWN);
3039
adapter->devflags_prev = dev->flags;
3040
adapter->macopts = MAC_DIRECTED;
3042
if (dev->flags & IFF_BROADCAST)
3043
adapter->macopts |= MAC_BCAST;
3044
if (dev->flags & IFF_PROMISC)
3045
adapter->macopts |= MAC_PROMISC;
3046
if (dev->flags & IFF_ALLMULTI)
3047
adapter->macopts |= MAC_ALLMCAST;
3048
if (dev->flags & IFF_MULTICAST)
3049
adapter->macopts |= MAC_MCAST;
3051
rc = slic_adapter_allocresources(adapter);
3054
"%s: slic_adapter_allocresources FAILED %x\n",
3056
slic_adapter_freeresources(adapter);
3060
if (!adapter->queues_initialized) {
3061
if ((rc = slic_rspqueue_init(adapter)))
3063
if ((rc = slic_cmdq_init(adapter)))
3065
if ((rc = slic_rcvqueue_init(adapter)))
3067
adapter->queues_initialized = 1;
3070
slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
3073
if (!adapter->isp_initialized) {
3074
pshmem = (struct slic_shmem *)adapter->phys_shmem;
3076
spin_lock_irqsave(&adapter->bit64reglock.lock,
3077
adapter->bit64reglock.flags);
3079
#if BITS_PER_LONG == 64
3080
slic_reg32_write(&slic_regs->slic_addr_upper,
3081
SLIC_GET_ADDR_HIGH(&pshmem->isr), DONT_FLUSH);
3082
slic_reg32_write(&slic_regs->slic_isp,
3083
SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
3085
slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
3086
slic_reg32_write(&slic_regs->slic_isp, (u32)&pshmem->isr, FLUSH);
3088
spin_unlock_irqrestore(&adapter->bit64reglock.lock,
3089
adapter->bit64reglock.flags);
3090
adapter->isp_initialized = 1;
3093
adapter->state = ADAPT_UP;
3094
if (!card->loadtimerset) {
3095
init_timer(&card->loadtimer);
3096
card->loadtimer.expires =
3097
jiffies + (SLIC_LOADTIMER_PERIOD * HZ);
3098
card->loadtimer.data = (ulong) card;
3099
card->loadtimer.function = &slic_timer_load_check;
3100
add_timer(&card->loadtimer);
3102
card->loadtimerset = 1;
3105
if (!adapter->pingtimerset) {
3106
init_timer(&adapter->pingtimer);
3107
adapter->pingtimer.expires =
3108
jiffies + (PING_TIMER_INTERVAL * HZ);
3109
adapter->pingtimer.data = (ulong) dev;
3110
adapter->pingtimer.function = &slic_timer_ping;
3111
add_timer(&adapter->pingtimer);
3112
adapter->pingtimerset = 1;
3113
adapter->card->pingstatus = ISR_PINGMASK;
3117
* clear any pending events, then enable interrupts
3119
adapter->isrcopy = 0;
3120
adapter->pshmem->isr = 0;
3121
slic_reg32_write(&slic_regs->slic_isr, 0, FLUSH);
3122
slic_reg32_write(&slic_regs->slic_icr, ICR_INT_ON, FLUSH);
3124
slic_link_config(adapter, LINK_AUTOSPEED, LINK_AUTOD);
3125
slic_link_event_handler(adapter);
3131
static int slic_entry_open(struct net_device *dev)
3133
struct adapter *adapter = netdev_priv(dev);
3134
struct sliccard *card = adapter->card;
3141
netif_stop_queue(adapter->netdev);
3143
spin_lock_irqsave(&slic_global.driver_lock.lock,
3144
slic_global.driver_lock.flags);
3146
if (!adapter->activated) {
3147
card->adapters_activated++;
3148
slic_global.num_slic_ports_active++;
3149
adapter->activated = 1;
3151
status = slic_if_init(adapter);
3154
if (adapter->activated) {
3155
card->adapters_activated--;
3156
slic_global.num_slic_ports_active--;
3157
adapter->activated = 0;
3160
spin_unlock_irqrestore(&slic_global.driver_lock.lock,
3161
slic_global.driver_lock.flags);
3167
card->master = adapter;
3170
spin_unlock_irqrestore(&slic_global.driver_lock.lock,
3171
slic_global.driver_lock.flags);
3178
static void slic_card_cleanup(struct sliccard *card)
3180
if (card->loadtimerset) {
3181
card->loadtimerset = 0;
3182
del_timer(&card->loadtimer);
3185
slic_debug_card_destroy(card);
3190
static void __devexit slic_entry_remove(struct pci_dev *pcidev)
3192
struct net_device *dev = pci_get_drvdata(pcidev);
3195
struct adapter *adapter = netdev_priv(dev);
3196
struct sliccard *card;
3197
struct mcast_address *mcaddr, *mlist;
3200
slic_adapter_freeresources(adapter);
3201
slic_unmap_mmio_space(adapter);
3202
unregister_netdev(dev);
3204
mmio_start = pci_resource_start(pcidev, 0);
3205
mmio_len = pci_resource_len(pcidev, 0);
3207
release_mem_region(mmio_start, mmio_len);
3209
iounmap((void __iomem *)dev->base_addr);
3210
/* free multicast addresses */
3211
mlist = adapter->mcastaddrs;
3214
mlist = mlist->next;
3217
ASSERT(adapter->card);
3218
card = adapter->card;
3219
ASSERT(card->adapters_allocated);
3220
card->adapters_allocated--;
3221
adapter->allocated = 0;
3222
if (!card->adapters_allocated) {
3223
struct sliccard *curr_card = slic_global.slic_card;
3224
if (curr_card == card) {
3225
slic_global.slic_card = card->next;
3227
while (curr_card->next != card)
3228
curr_card = curr_card->next;
3230
curr_card->next = card->next;
3232
ASSERT(slic_global.num_slic_cards);
3233
slic_global.num_slic_cards--;
3234
slic_card_cleanup(card);
3237
pci_release_regions(pcidev);
3240
static int slic_entry_halt(struct net_device *dev)
3242
struct adapter *adapter = netdev_priv(dev);
3243
struct sliccard *card = adapter->card;
3244
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
3246
spin_lock_irqsave(&slic_global.driver_lock.lock,
3247
slic_global.driver_lock.flags);
3249
netif_stop_queue(adapter->netdev);
3250
adapter->state = ADAPT_DOWN;
3251
adapter->linkstate = LINK_DOWN;
3252
adapter->upr_list = NULL;
3253
adapter->upr_busy = 0;
3254
adapter->devflags_prev = 0;
3255
ASSERT(card->adapter[adapter->cardindex] == adapter);
3256
slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
3257
adapter->all_reg_writes++;
3258
adapter->icr_reg_writes++;
3259
slic_config_clear(adapter);
3260
if (adapter->activated) {
3261
card->adapters_activated--;
3262
slic_global.num_slic_ports_active--;
3263
adapter->activated = 0;
3265
#ifdef AUTOMATIC_RESET
3266
slic_reg32_write(&slic_regs->slic_reset_iface, 0, FLUSH);
3269
* Reset the adapter's cmd queues
3271
slic_cmdq_reset(adapter);
3273
#ifdef AUTOMATIC_RESET
3274
if (!card->adapters_activated)
3275
slic_card_init(card, adapter);
3278
spin_unlock_irqrestore(&slic_global.driver_lock.lock,
3279
slic_global.driver_lock.flags);
3283
static struct net_device_stats *slic_get_stats(struct net_device *dev)
3285
struct adapter *adapter = netdev_priv(dev);
3288
dev->stats.collisions = adapter->slic_stats.iface.xmit_collisions;
3289
dev->stats.rx_errors = adapter->slic_stats.iface.rcv_errors;
3290
dev->stats.tx_errors = adapter->slic_stats.iface.xmt_errors;
3291
dev->stats.rx_missed_errors = adapter->slic_stats.iface.rcv_discards;
3292
dev->stats.tx_heartbeat_errors = 0;
3293
dev->stats.tx_aborted_errors = 0;
3294
dev->stats.tx_window_errors = 0;
3295
dev->stats.tx_fifo_errors = 0;
3296
dev->stats.rx_frame_errors = 0;
3297
dev->stats.rx_length_errors = 0;
3302
static int slic_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
3304
struct adapter *adapter = netdev_priv(dev);
3305
struct ethtool_cmd edata;
3306
struct ethtool_cmd ecmd;
3312
case SIOCSLICSETINTAGG:
3313
if (copy_from_user(data, rq->ifr_data, 28))
3316
dev_err(&dev->dev, "%s: set interrupt aggregation to %d\n",
3318
slic_intagg_set(adapter, intagg);
3321
#ifdef SLIC_TRACE_DUMP_ENABLED
3322
case SIOCSLICTRACEDUMP:
3325
DBG_IOCTL("slic_ioctl SIOCSLIC_TRACE_DUMP\n");
3327
if (copy_from_user(data, rq->ifr_data, 28)) {
3329
("slic: copy_from_user FAILED getting initial simba param\n");
3334
if (tracemon_request == SLIC_DUMP_DONE) {
3336
("ATK Diagnostic Trace Dump Requested\n");
3337
tracemon_request = SLIC_DUMP_REQUESTED;
3338
tracemon_request_type = value;
3339
tracemon_timestamp = jiffies;
3340
} else if ((tracemon_request == SLIC_DUMP_REQUESTED) ||
3341
(tracemon_request ==
3342
SLIC_DUMP_IN_PROGRESS)) {
3344
("ATK Diagnostic Trace Dump Requested but already in progress... ignore\n");
3347
("ATK Diagnostic Trace Dump Requested\n");
3348
tracemon_request = SLIC_DUMP_REQUESTED;
3349
tracemon_request_type = value;
3350
tracemon_timestamp = jiffies;
3357
if (copy_from_user(&ecmd, rq->ifr_data, sizeof(ecmd)))
3360
if (ecmd.cmd == ETHTOOL_GSET) {
3361
edata.supported = (SUPPORTED_10baseT_Half |
3362
SUPPORTED_10baseT_Full |
3363
SUPPORTED_100baseT_Half |
3364
SUPPORTED_100baseT_Full |
3365
SUPPORTED_Autoneg | SUPPORTED_MII);
3366
edata.port = PORT_MII;
3367
edata.transceiver = XCVR_INTERNAL;
3368
edata.phy_address = 0;
3369
if (adapter->linkspeed == LINK_100MB)
3370
edata.speed = SPEED_100;
3371
else if (adapter->linkspeed == LINK_10MB)
3372
edata.speed = SPEED_10;
3376
if (adapter->linkduplex == LINK_FULLD)
3377
edata.duplex = DUPLEX_FULL;
3379
edata.duplex = DUPLEX_HALF;
3381
edata.autoneg = AUTONEG_ENABLE;
3384
if (copy_to_user(rq->ifr_data, &edata, sizeof(edata)))
3387
} else if (ecmd.cmd == ETHTOOL_SSET) {
3388
if (!capable(CAP_NET_ADMIN))
3391
if (adapter->linkspeed == LINK_100MB)
3392
edata.speed = SPEED_100;
3393
else if (adapter->linkspeed == LINK_10MB)
3394
edata.speed = SPEED_10;
3398
if (adapter->linkduplex == LINK_FULLD)
3399
edata.duplex = DUPLEX_FULL;
3401
edata.duplex = DUPLEX_HALF;
3403
edata.autoneg = AUTONEG_ENABLE;
3406
if ((ecmd.speed != edata.speed) ||
3407
(ecmd.duplex != edata.duplex)) {
3411
if (ecmd.speed == SPEED_10)
3414
speed = PCR_SPEED_100;
3415
if (ecmd.duplex == DUPLEX_FULL)
3416
duplex = PCR_DUPLEX_FULL;
3419
slic_link_config(adapter, speed, duplex);
3420
slic_link_event_handler(adapter);
3429
static void slic_config_pci(struct pci_dev *pcidev)
3434
pci_read_config_word(pcidev, PCI_COMMAND, &pci_command);
3436
new_command = pci_command | PCI_COMMAND_MASTER
3437
| PCI_COMMAND_MEMORY
3438
| PCI_COMMAND_INVALIDATE
3439
| PCI_COMMAND_PARITY | PCI_COMMAND_SERR | PCI_COMMAND_FAST_BACK;
3440
if (pci_command != new_command)
3441
pci_write_config_word(pcidev, PCI_COMMAND, new_command);
3444
static int slic_card_init(struct sliccard *card, struct adapter *adapter)
3446
__iomem struct slic_regs *slic_regs = adapter->slic_regs;
3447
struct slic_eeprom *peeprom;
3448
struct oslic_eeprom *pOeeprom;
3449
dma_addr_t phys_config;
3453
struct slic_shmem *pshmem;
3455
uint macaddrs = card->card_size;
3460
struct slic_config_mac *pmac;
3461
unsigned char fruformat;
3462
unsigned char oemfruformat;
3463
struct atk_fru *patkfru;
3464
union oemfru *poemfru;
3466
/* Reset everything except PCI configuration space */
3467
slic_soft_reset(adapter);
3469
/* Download the microcode */
3470
status = slic_card_download(adapter);
3473
dev_err(&adapter->pcidev->dev,
3474
"download failed bus %d slot %d\n",
3475
adapter->busnumber, adapter->slotnumber);
3479
if (!card->config_set) {
3480
peeprom = pci_alloc_consistent(adapter->pcidev,
3481
sizeof(struct slic_eeprom),
3484
phys_configl = SLIC_GET_ADDR_LOW(phys_config);
3485
phys_configh = SLIC_GET_ADDR_HIGH(phys_config);
3488
dev_err(&adapter->pcidev->dev,
3489
"eeprom read failed to get memory "
3490
"bus %d slot %d\n", adapter->busnumber,
3491
adapter->slotnumber);
3494
memset(peeprom, 0, sizeof(struct slic_eeprom));
3496
slic_reg32_write(&slic_regs->slic_icr, ICR_INT_OFF, FLUSH);
3498
pshmem = (struct slic_shmem *)adapter->phys_shmem;
3500
spin_lock_irqsave(&adapter->bit64reglock.lock,
3501
adapter->bit64reglock.flags);
3502
slic_reg32_write(&slic_regs->slic_addr_upper, 0, DONT_FLUSH);
3503
slic_reg32_write(&slic_regs->slic_isp,
3504
SLIC_GET_ADDR_LOW(&pshmem->isr), FLUSH);
3505
spin_unlock_irqrestore(&adapter->bit64reglock.lock,
3506
adapter->bit64reglock.flags);
3508
slic_config_get(adapter, phys_configl, phys_configh);
3511
if (adapter->pshmem->isr) {
3512
if (adapter->pshmem->isr & ISR_UPC) {
3513
adapter->pshmem->isr = 0;
3514
slic_reg64_write(adapter,
3515
&slic_regs->slic_isp, 0,
3516
&slic_regs->slic_addr_upper,
3518
slic_reg32_write(&slic_regs->slic_isr,
3521
slic_upr_request_complete(adapter, 0);
3524
adapter->pshmem->isr = 0;
3525
slic_reg32_write(&slic_regs->slic_isr,
3532
dev_err(&adapter->pcidev->dev,
3533
"%d config data fetch timed out!\n",
3535
slic_reg64_write(adapter,
3536
&slic_regs->slic_isp, 0,
3537
&slic_regs->slic_addr_upper,
3544
switch (adapter->devid) {
3546
case SLIC_2GB_DEVICE_ID:
3547
/* extract EEPROM data and pointers to EEPROM data */
3548
pOeeprom = (struct oslic_eeprom *) peeprom;
3549
eecodesize = pOeeprom->EecodeSize;
3550
dramsize = pOeeprom->DramSize;
3551
pmac = pOeeprom->MacInfo;
3552
fruformat = pOeeprom->FruFormat;
3553
patkfru = &pOeeprom->AtkFru;
3554
oemfruformat = pOeeprom->OemFruFormat;
3555
poemfru = &pOeeprom->OemFru;
3557
/* Minor kludge for Oasis card
3558
get 2 MAC addresses from the
3559
EEPROM to ensure that function 1
3560
gets the Port 1 MAC address */
3563
/* extract EEPROM data and pointers to EEPROM data */
3564
eecodesize = peeprom->EecodeSize;
3565
dramsize = peeprom->DramSize;
3566
pmac = peeprom->u2.mac.MacInfo;
3567
fruformat = peeprom->FruFormat;
3568
patkfru = &peeprom->AtkFru;
3569
oemfruformat = peeprom->OemFruFormat;
3570
poemfru = &peeprom->OemFru;
3574
card->config.EepromValid = false;
3576
/* see if the EEPROM is valid by checking it's checksum */
3577
if ((eecodesize <= MAX_EECODE_SIZE) &&
3578
(eecodesize >= MIN_EECODE_SIZE)) {
3581
*(u16 *) ((char *) peeprom + (eecodesize - 2));
3583
calculate the EEPROM checksum
3586
~slic_eeprom_cksum((char *) peeprom,
3589
if the ucdoe chksum flag bit worked,
3590
we wouldn't need this shit
3592
if (ee_chksum == calc_chksum)
3593
card->config.EepromValid = true;
3595
/* copy in the DRAM size */
3596
card->config.DramSize = dramsize;
3598
/* copy in the MAC address(es) */
3599
for (i = 0; i < macaddrs; i++) {
3600
memcpy(&card->config.MacInfo[i],
3601
&pmac[i], sizeof(struct slic_config_mac));
3604
/* copy the Alacritech FRU information */
3605
card->config.FruFormat = fruformat;
3606
memcpy(&card->config.AtkFru, patkfru,
3607
sizeof(struct atk_fru));
3609
pci_free_consistent(adapter->pcidev,
3610
sizeof(struct slic_eeprom),
3611
peeprom, phys_config);
3613
if ((!card->config.EepromValid) &&
3614
(adapter->reg_params.fail_on_bad_eeprom)) {
3615
slic_reg64_write(adapter, &slic_regs->slic_isp, 0,
3616
&slic_regs->slic_addr_upper,
3618
dev_err(&adapter->pcidev->dev,
3619
"unsupported CONFIGURATION EEPROM invalid\n");
3623
card->config_set = 1;
3626
if (slic_card_download_gbrcv(adapter)) {
3627
dev_err(&adapter->pcidev->dev,
3628
"unable to download GB receive microcode\n");
3632
if (slic_global.dynamic_intagg)
3633
slic_intagg_set(adapter, 0);
3635
slic_intagg_set(adapter, intagg_delay);
3638
* Initialize ping status to "ok"
3640
card->pingstatus = ISR_PINGMASK;
3643
* Lastly, mark our card state as up and return success
3645
card->state = CARD_UP;
3646
card->reset_in_progress = 0;
3651
static void slic_init_driver(void)
3653
if (slic_first_init) {
3654
slic_first_init = 0;
3655
spin_lock_init(&slic_global.driver_lock.lock);
3660
static void slic_init_adapter(struct net_device *netdev,
3661
struct pci_dev *pcidev,
3662
const struct pci_device_id *pci_tbl_entry,
3663
void __iomem *memaddr, int chip_idx)
3666
struct slic_handle *pslic_handle;
3667
struct adapter *adapter = netdev_priv(netdev);
3669
/* adapter->pcidev = pcidev;*/
3670
adapter->vendid = pci_tbl_entry->vendor;
3671
adapter->devid = pci_tbl_entry->device;
3672
adapter->subsysid = pci_tbl_entry->subdevice;
3673
adapter->busnumber = pcidev->bus->number;
3674
adapter->slotnumber = ((pcidev->devfn >> 3) & 0x1F);
3675
adapter->functionnumber = (pcidev->devfn & 0x7);
3676
adapter->memorylength = pci_resource_len(pcidev, 0);
3677
adapter->slic_regs = (__iomem struct slic_regs *)memaddr;
3678
adapter->irq = pcidev->irq;
3679
/* adapter->netdev = netdev;*/
3680
adapter->next_netdevice = head_netdevice;
3681
head_netdevice = netdev;
3682
adapter->chipid = chip_idx;
3683
adapter->port = 0; /*adapter->functionnumber;*/
3684
adapter->cardindex = adapter->port;
3685
adapter->memorybase = memaddr;
3686
spin_lock_init(&adapter->upr_lock.lock);
3687
spin_lock_init(&adapter->bit64reglock.lock);
3688
spin_lock_init(&adapter->adapter_lock.lock);
3689
spin_lock_init(&adapter->reset_lock.lock);
3690
spin_lock_init(&adapter->handle_lock.lock);
3692
adapter->card_size = 1;
3694
Initialize slic_handle array
3696
ASSERT(SLIC_CMDQ_MAXCMDS <= 0xFFFF);
3698
Start with 1. 0 is an invalid host handle.
3700
for (index = 1, pslic_handle = &adapter->slic_handles[1];
3701
index < SLIC_CMDQ_MAXCMDS; index++, pslic_handle++) {
3703
pslic_handle->token.handle_index = index;
3704
pslic_handle->type = SLIC_HANDLE_FREE;
3705
pslic_handle->next = adapter->pfree_slic_handles;
3706
adapter->pfree_slic_handles = pslic_handle;
3708
adapter->pshmem = (struct slic_shmem *)
3709
pci_alloc_consistent(adapter->pcidev,
3710
sizeof(struct slic_shmem),
3713
ASSERT(adapter->pshmem);
3715
memset(adapter->pshmem, 0, sizeof(struct slic_shmem));
3720
static const struct net_device_ops slic_netdev_ops = {
3721
.ndo_open = slic_entry_open,
3722
.ndo_stop = slic_entry_halt,
3723
.ndo_start_xmit = slic_xmit_start,
3724
.ndo_do_ioctl = slic_ioctl,
3725
.ndo_set_mac_address = slic_mac_set_address,
3726
.ndo_get_stats = slic_get_stats,
3727
.ndo_set_rx_mode = slic_mcast_set_list,
3728
.ndo_validate_addr = eth_validate_addr,
3729
.ndo_change_mtu = eth_change_mtu,
3732
static u32 slic_card_locate(struct adapter *adapter)
3734
struct sliccard *card = slic_global.slic_card;
3735
struct physcard *physcard = slic_global.phys_card;
3737
u16 __iomem *hostid_reg;
3739
uint rdhostid_offset = 0;
3741
switch (adapter->devid) {
3742
case SLIC_2GB_DEVICE_ID:
3743
rdhostid_offset = SLIC_RDHOSTID_2GB;
3745
case SLIC_1GB_DEVICE_ID:
3746
rdhostid_offset = SLIC_RDHOSTID_1GB;
3754
(u16 __iomem *) (((u8 __iomem *) (adapter->slic_regs)) +
3757
/* read the 16 bit hostid from SRAM */
3758
card_hostid = (ushort) readw(hostid_reg);
3760
/* Initialize a new card structure if need be */
3761
if (card_hostid == SLIC_HOSTID_DEFAULT) {
3762
card = kzalloc(sizeof(struct sliccard), GFP_KERNEL);
3766
card->next = slic_global.slic_card;
3767
slic_global.slic_card = card;
3768
card->busnumber = adapter->busnumber;
3769
card->slotnumber = adapter->slotnumber;
3771
/* Find an available cardnum */
3772
for (i = 0; i < SLIC_MAX_CARDS; i++) {
3773
if (slic_global.cardnuminuse[i] == 0) {
3774
slic_global.cardnuminuse[i] = 1;
3779
slic_global.num_slic_cards++;
3781
slic_debug_card_create(card);
3783
/* Card exists, find the card this adapter belongs to */
3785
if (card->cardnum == card_hostid)
3794
/* Put the adapter in the card's adapter list */
3795
ASSERT(card->adapter[adapter->port] == NULL);
3796
if (!card->adapter[adapter->port]) {
3797
card->adapter[adapter->port] = adapter;
3798
adapter->card = card;
3801
card->card_size = 1; /* one port per *logical* card */
3804
for (i = 0; i < SLIC_MAX_PORTS; i++) {
3805
if (!physcard->adapter[i])
3810
ASSERT(i != SLIC_MAX_PORTS);
3811
if (physcard->adapter[i]->slotnumber == adapter->slotnumber)
3813
physcard = physcard->next;
3816
/* no structure allocated for this physical card yet */
3817
physcard = kzalloc(sizeof(struct physcard), GFP_ATOMIC);
3820
physcard->next = slic_global.phys_card;
3821
slic_global.phys_card = physcard;
3822
physcard->adapters_allocd = 1;
3824
physcard->adapters_allocd++;
3826
/* Note - this is ZERO relative */
3827
adapter->physport = physcard->adapters_allocd - 1;
3829
ASSERT(physcard->adapter[adapter->physport] == NULL);
3830
physcard->adapter[adapter->physport] = adapter;
3831
adapter->physcard = physcard;
3836
static int __devinit slic_entry_probe(struct pci_dev *pcidev,
3837
const struct pci_device_id *pci_tbl_entry)
3839
static int cards_found;
3840
static int did_version;
3842
struct net_device *netdev;
3843
struct adapter *adapter;
3844
void __iomem *memmapped_ioaddr = NULL;
3846
ulong mmio_start = 0;
3848
struct sliccard *card = NULL;
3849
int pci_using_dac = 0;
3851
slic_global.dynamic_intagg = dynamic_intagg;
3853
err = pci_enable_device(pcidev);
3858
if (slic_debug > 0 && did_version++ == 0) {
3859
printk(KERN_DEBUG "%s\n", slic_banner);
3860
printk(KERN_DEBUG "%s\n", slic_proc_version);
3863
if (!pci_set_dma_mask(pcidev, DMA_BIT_MASK(64))) {
3865
if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) {
3866
dev_err(&pcidev->dev, "unable to obtain 64-bit DMA for "
3867
"consistent allocations\n");
3868
goto err_out_disable_pci;
3870
} else if (pci_set_dma_mask(pcidev, DMA_BIT_MASK(32))) {
3872
pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
3874
dev_err(&pcidev->dev, "no usable DMA configuration\n");
3875
goto err_out_disable_pci;
3878
err = pci_request_regions(pcidev, DRV_NAME);
3880
dev_err(&pcidev->dev, "can't obtain PCI resources\n");
3881
goto err_out_disable_pci;
3884
pci_set_master(pcidev);
3886
netdev = alloc_etherdev(sizeof(struct adapter));
3889
goto err_out_exit_slic_probe;
3892
SET_NETDEV_DEV(netdev, &pcidev->dev);
3894
pci_set_drvdata(pcidev, netdev);
3895
adapter = netdev_priv(netdev);
3896
adapter->netdev = netdev;
3897
adapter->pcidev = pcidev;
3899
netdev->features |= NETIF_F_HIGHDMA;
3901
mmio_start = pci_resource_start(pcidev, 0);
3902
mmio_len = pci_resource_len(pcidev, 0);
3905
/* memmapped_ioaddr = (u32)ioremap_nocache(mmio_start, mmio_len);*/
3906
memmapped_ioaddr = ioremap(mmio_start, mmio_len);
3907
if (!memmapped_ioaddr) {
3908
dev_err(&pcidev->dev, "cannot remap MMIO region %lx @ %lx\n",
3909
mmio_len, mmio_start);
3910
goto err_out_free_netdev;
3913
slic_config_pci(pcidev);
3917
slic_init_adapter(netdev,
3918
pcidev, pci_tbl_entry, memmapped_ioaddr, cards_found);
3920
status = slic_card_locate(adapter);
3922
dev_err(&pcidev->dev, "cannot locate card\n");
3923
goto err_out_free_mmio_region;
3926
card = adapter->card;
3928
if (!adapter->allocated) {
3929
card->adapters_allocated++;
3930
adapter->allocated = 1;
3933
status = slic_card_init(card, adapter);
3936
card->state = CARD_FAIL;
3937
adapter->state = ADAPT_FAIL;
3938
adapter->linkstate = LINK_DOWN;
3939
dev_err(&pcidev->dev, "FAILED status[%x]\n", status);
3941
slic_adapter_set_hwaddr(adapter);
3944
netdev->base_addr = (unsigned long)adapter->memorybase;
3945
netdev->irq = adapter->irq;
3946
netdev->netdev_ops = &slic_netdev_ops;
3948
slic_debug_adapter_create(adapter);
3950
strcpy(netdev->name, "eth%d");
3951
err = register_netdev(netdev);
3953
dev_err(&pcidev->dev, "Cannot register net device, aborting.\n");
3962
iounmap(memmapped_ioaddr);
3963
err_out_free_mmio_region:
3964
release_mem_region(mmio_start, mmio_len);
3965
err_out_free_netdev:
3966
free_netdev(netdev);
3967
err_out_exit_slic_probe:
3968
pci_release_regions(pcidev);
3969
err_out_disable_pci:
3970
pci_disable_device(pcidev);
3974
static struct pci_driver slic_driver = {
3976
.id_table = slic_pci_tbl,
3977
.probe = slic_entry_probe,
3978
.remove = __devexit_p(slic_entry_remove),
3981
static int __init slic_module_init(void)
3985
if (debug >= 0 && slic_debug != debug)
3986
printk(KERN_DEBUG KBUILD_MODNAME ": debug level is %d.\n",
3991
return pci_register_driver(&slic_driver);
3994
static void __exit slic_module_cleanup(void)
3996
pci_unregister_driver(&slic_driver);
3997
slic_debug_cleanup();
4000
module_init(slic_module_init);
4001
module_exit(slic_module_cleanup);