diff options
Diffstat (limited to 'drivers/staging/et131x/et131x_debug.c')
| -rw-r--r-- | drivers/staging/et131x/et131x_debug.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/drivers/staging/et131x/et131x_debug.c b/drivers/staging/et131x/et131x_debug.c new file mode 100644 index 000000000000..9ee5bce92c27 --- /dev/null +++ b/drivers/staging/et131x/et131x_debug.c @@ -0,0 +1,218 @@ +/* + * Agere Systems Inc. + * 10/100/1000 Base-T Ethernet Driver for the ET1301 and ET131x series MACs + * + * Copyright © 2005 Agere Systems Inc. + * All rights reserved. + * http://www.agere.com + * + *------------------------------------------------------------------------------ + * + * et131x_debug.c - Routines used for debugging. + * + *------------------------------------------------------------------------------ + * + * SOFTWARE LICENSE + * + * This software is provided subject to the following terms and conditions, + * which you should read carefully before using the software. Using this + * software indicates your acceptance of these terms and conditions. If you do + * not agree with these terms and conditions, do not use the software. + * + * Copyright © 2005 Agere Systems Inc. + * All rights reserved. + * + * Redistribution and use in source or binary forms, with or without + * modifications, are permitted provided that the following conditions are met: + * + * . Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following Disclaimer as comments in the code as + * well as in the documentation and/or other materials provided with the + * distribution. + * + * . Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following Disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * . Neither the name of Agere Systems Inc. nor the names of the contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * Disclaimer + * + * THIS SOFTWARE IS PROVIDED “AS IS” AND ANY EXPRESS OR IMPLIED WARRANTIES, + * INCLUDING, BUT NOT LIMITED TO, INFRINGEMENT AND THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. ANY + * USE, MODIFICATION OR DISTRIBUTION OF THIS SOFTWARE IS SOLELY AT THE USERS OWN + * RISK. IN NO EVENT SHALL AGERE SYSTEMS INC. OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, INCLUDING, BUT NOT LIMITED TO, CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT + * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH + * DAMAGE. + * + */ + +#ifdef CONFIG_ET131X_DEBUG + +#include "et131x_version.h" +#include "et131x_debug.h" +#include "et131x_defs.h" + +#include <linux/pci.h> +#include <linux/init.h> +#include <linux/module.h> +#include <linux/types.h> +#include <linux/kernel.h> + +#include <linux/sched.h> +#include <linux/ptrace.h> +#include <linux/slab.h> +#include <linux/ctype.h> +#include <linux/string.h> +#include <linux/timer.h> +#include <linux/interrupt.h> +#include <linux/in.h> +#include <linux/delay.h> +#include <asm/io.h> +#include <asm/system.h> +#include <asm/bitops.h> + +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/skbuff.h> +#include <linux/if_arp.h> +#include <linux/ioport.h> +#include <linux/random.h> + +#include "et1310_phy.h" +#include "et1310_pm.h" +#include "et1310_jagcore.h" + +#include "et131x_adapter.h" +#include "et131x_netdev.h" +#include "et131x_config.h" +#include "et131x_isr.h" + +#include "et1310_address_map.h" +#include "et1310_jagcore.h" +#include "et1310_tx.h" +#include "et1310_rx.h" +#include "et1310_mac.h" + +/* Data for debugging facilities */ +extern dbg_info_t *et131x_dbginfo; + +/** + * DumpTxQueueContents - Dump out the tx queue and the shadow pointers + * @pAdapter: pointer to our adapter structure + */ +void DumpTxQueueContents(int dbgLvl, struct et131x_adapter *pAdapter) +{ + MMC_t __iomem *mmc = &pAdapter->CSRAddress->mmc; + uint32_t TxQueueAddr; + + if (DBG_FLAGS(et131x_dbginfo) & dbgLvl) { + for (TxQueueAddr = 0x200; TxQueueAddr < 0x3ff; TxQueueAddr++) { + MMC_SRAM_ACCESS_t sram_access; + + sram_access.value = readl(&mmc->sram_access.value); + sram_access.bits.req_addr = TxQueueAddr; + sram_access.bits.req_access = 1; + writel(sram_access.value, &mmc->sram_access.value); + + DBG_PRINT("Addr 0x%x, Access 0x%08x\t" + "Value 1 0x%08x, Value 2 0x%08x, " + "Value 3 0x%08x, Value 4 0x%08x, \n", + TxQueueAddr, + readl(&mmc->sram_access.value), + readl(&mmc->sram_word1), + readl(&mmc->sram_word2), + readl(&mmc->sram_word3), + readl(&mmc->sram_word4)); + } + + DBG_PRINT("Shadow Pointers 0x%08x\n", + readl(&pAdapter->CSRAddress->txmac.shadow_ptr.value)); + } +} + +/** + * DumpDeviceBlock + * @pAdapter: pointer to our adapter + * + * Dumps the first 64 regs of each block of the et-1310 (each block is + * mapped to a new page, each page is 4096 bytes). + */ +#define NUM_BLOCKS 8 +void DumpDeviceBlock(int dbgLvl, struct et131x_adapter *pAdapter, + uint32_t Block) +{ + uint32_t Address1, Address2; + uint32_t __iomem *BigDevicePointer = + (uint32_t __iomem *) pAdapter->CSRAddress; + const char *BlockNames[NUM_BLOCKS] = { + "Global", "Tx DMA", "Rx DMA", "Tx MAC", + "Rx MAC", "MAC", "MAC Stat", "MMC" + }; + + /* Output the debug counters to the debug terminal */ + if (DBG_FLAGS(et131x_dbginfo) & dbgLvl) { + DBG_PRINT("%s block\n", BlockNames[Block]); + BigDevicePointer += Block * 1024; + for (Address1 = 0; Address1 < 8; Address1++) { + for (Address2 = 0; Address2 < 8; Address2++) { + if (Block == 0 && + (Address1 * 8 + Address2) == 6) { + DBG_PRINT(" ISR , "); + } else { + DBG_PRINT("0x%08x, ", + readl(BigDevicePointer++)); + } + } + DBG_PRINT("\n"); + } + DBG_PRINT("\n"); + } +} + +/** + * DumpDeviceReg + * @pAdapter: pointer to our adapter + * + * Dumps the first 64 regs of each block of the et-1310 (each block is + * mapped to a new page, each page is 4096 bytes). + */ +void DumpDeviceReg(int dbgLvl, struct et131x_adapter *pAdapter) +{ + uint32_t Address1, Address2; + uint32_t Block; + uint32_t __iomem *BigDevicePointer = + (uint32_t __iomem *) pAdapter->CSRAddress; + uint32_t __iomem *Pointer; + const char *BlockNames[NUM_BLOCKS] = { + "Global", "Tx DMA", "Rx DMA", "Tx MAC", + "Rx MAC", "MAC", "MAC Stat", "MMC" + }; + + /* Output the debug counters to the debug terminal */ + if (DBG_FLAGS(et131x_dbginfo) & dbgLvl) { + for (Block = 0; Block < NUM_BLOCKS; Block++) { + DBG_PRINT("%s block\n", BlockNames[Block]); + Pointer = BigDevicePointer + (Block * 1024); + + for (Address1 = 0; Address1 < 8; Address1++) { + for (Address2 = 0; Address2 < 8; Address2++) { + DBG_PRINT("0x%08x, ", + readl(Pointer++)); + } + DBG_PRINT("\n"); + } + DBG_PRINT("\n"); + } + } +} + +#endif // CONFIG_ET131X_DEBUG |