218 lines
6.5 KiB
C
218 lines
6.5 KiB
C
/*
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* Agere Systems Inc.
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* 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs
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*
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* Copyright © 2005 Agere Systems Inc.
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* All rights reserved.
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* http://www.agere.com
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*
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*------------------------------------------------------------------------------
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*
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* et131x_debug.c - Routines used for debugging.
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*
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*------------------------------------------------------------------------------
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*
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* SOFTWARE LICENSE
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*
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* This software is provided subject to the following terms and conditions,
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* which you should read carefully before using the software. Using this
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* software indicates your acceptance of these terms and conditions. If you do
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* not agree with these terms and conditions, do not use the software.
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*
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* Copyright © 2005 Agere Systems Inc.
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* All rights reserved.
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*
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* Redistribution and use in source or binary forms, with or without
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* modifications, are permitted provided that the following conditions are met:
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*
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* . Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following Disclaimer as comments in the code as
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* well as in the documentation and/or other materials provided with the
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* distribution.
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*
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* . Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following Disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* . Neither the name of Agere Systems Inc. nor the names of the contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* Disclaimer
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*
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* THIS SOFTWARE IS PROVIDED “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY
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* USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN
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* RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT
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* LIABILITY, 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 SUCH
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* DAMAGE.
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*
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*/
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#ifdef CONFIG_ET131X_DEBUG
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#include "et131x_version.h"
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#include "et131x_debug.h"
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#include "et131x_defs.h"
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#include <linux/pci.h>
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#include <linux/init.h>
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#include <linux/module.h>
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/sched.h>
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#include <linux/ptrace.h>
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#include <linux/slab.h>
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#include <linux/ctype.h>
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#include <linux/string.h>
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#include <linux/timer.h>
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#include <linux/interrupt.h>
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#include <linux/in.h>
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#include <linux/delay.h>
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#include <asm/io.h>
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#include <asm/system.h>
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#include <asm/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/if_arp.h>
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#include <linux/ioport.h>
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#include <linux/random.h>
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#include "et1310_phy.h"
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#include "et1310_pm.h"
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#include "et1310_jagcore.h"
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#include "et131x_adapter.h"
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#include "et131x_netdev.h"
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#include "et131x_config.h"
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#include "et131x_isr.h"
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#include "et1310_address_map.h"
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#include "et1310_tx.h"
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#include "et1310_rx.h"
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#include "et1310_mac.h"
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/* Data for debugging facilities */
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extern dbg_info_t *et131x_dbginfo;
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/**
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* DumpTxQueueContents - Dump out the tx queue and the shadow pointers
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* @pAdapter: pointer to our adapter structure
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*/
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void DumpTxQueueContents(int dbgLvl, struct et131x_adapter *pAdapter)
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{
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MMC_t __iomem *mmc = &pAdapter->CSRAddress->mmc;
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uint32_t TxQueueAddr;
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if (DBG_FLAGS(et131x_dbginfo) & dbgLvl) {
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for (TxQueueAddr = 0x200; TxQueueAddr < 0x3ff; TxQueueAddr++) {
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MMC_SRAM_ACCESS_t sram_access;
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sram_access.value = readl(&mmc->sram_access.value);
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sram_access.bits.req_addr = TxQueueAddr;
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sram_access.bits.req_access = 1;
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writel(sram_access.value, &mmc->sram_access.value);
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DBG_PRINT("Addr 0x%x, Access 0x%08x\t"
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"Value 1 0x%08x, Value 2 0x%08x, "
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"Value 3 0x%08x, Value 4 0x%08x, \n",
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TxQueueAddr,
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readl(&mmc->sram_access.value),
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readl(&mmc->sram_word1),
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readl(&mmc->sram_word2),
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readl(&mmc->sram_word3),
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readl(&mmc->sram_word4));
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}
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DBG_PRINT("Shadow Pointers 0x%08x\n",
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readl(&pAdapter->CSRAddress->txmac.shadow_ptr.value));
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}
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}
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/**
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* DumpDeviceBlock
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* @pAdapter: pointer to our adapter
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*
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* Dumps the first 64 regs of each block of the et-1310 (each block is
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* mapped to a new page, each page is 4096 bytes).
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*/
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#define NUM_BLOCKS 8
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void DumpDeviceBlock(int dbgLvl, struct et131x_adapter *pAdapter,
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uint32_t Block)
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{
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uint32_t Address1, Address2;
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uint32_t __iomem *BigDevicePointer =
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(uint32_t __iomem *) pAdapter->CSRAddress;
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const char *BlockNames[NUM_BLOCKS] = {
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"Global", "Tx DMA", "Rx DMA", "Tx MAC",
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"Rx MAC", "MAC", "MAC Stat", "MMC"
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};
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/* Output the debug counters to the debug terminal */
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if (DBG_FLAGS(et131x_dbginfo) & dbgLvl) {
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DBG_PRINT("%s block\n", BlockNames[Block]);
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BigDevicePointer += Block * 1024;
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for (Address1 = 0; Address1 < 8; Address1++) {
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for (Address2 = 0; Address2 < 8; Address2++) {
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if (Block == 0 &&
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(Address1 * 8 + Address2) == 6) {
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DBG_PRINT(" ISR , ");
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} else {
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DBG_PRINT("0x%08x, ",
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readl(BigDevicePointer++));
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}
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}
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DBG_PRINT("\n");
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}
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DBG_PRINT("\n");
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}
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}
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/**
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* DumpDeviceReg
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* @pAdapter: pointer to our adapter
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*
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* Dumps the first 64 regs of each block of the et-1310 (each block is
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* mapped to a new page, each page is 4096 bytes).
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*/
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void DumpDeviceReg(int dbgLvl, struct et131x_adapter *pAdapter)
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{
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uint32_t Address1, Address2;
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uint32_t Block;
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uint32_t __iomem *BigDevicePointer =
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(uint32_t __iomem *) pAdapter->CSRAddress;
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uint32_t __iomem *Pointer;
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const char *BlockNames[NUM_BLOCKS] = {
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"Global", "Tx DMA", "Rx DMA", "Tx MAC",
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"Rx MAC", "MAC", "MAC Stat", "MMC"
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};
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/* Output the debug counters to the debug terminal */
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if (DBG_FLAGS(et131x_dbginfo) & dbgLvl) {
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for (Block = 0; Block < NUM_BLOCKS; Block++) {
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DBG_PRINT("%s block\n", BlockNames[Block]);
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Pointer = BigDevicePointer + (Block * 1024);
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for (Address1 = 0; Address1 < 8; Address1++) {
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for (Address2 = 0; Address2 < 8; Address2++) {
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DBG_PRINT("0x%08x, ",
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readl(Pointer++));
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}
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DBG_PRINT("\n");
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}
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DBG_PRINT("\n");
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}
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}
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}
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#endif // CONFIG_ET131X_DEBUG
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