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path: root/drivers/net/npe/IxEthAccMii.c
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Diffstat (limited to 'drivers/net/npe/IxEthAccMii.c')
-rw-r--r--drivers/net/npe/IxEthAccMii.c386
1 files changed, 0 insertions, 386 deletions
diff --git a/drivers/net/npe/IxEthAccMii.c b/drivers/net/npe/IxEthAccMii.c
deleted file mode 100644
index bfe606f507..0000000000
--- a/drivers/net/npe/IxEthAccMii.c
+++ /dev/null
@@ -1,386 +0,0 @@
-/**
- * @file IxEthAccMii.c
- *
- * @author Intel Corporation
- * @date
- *
- * @brief MII control functions
- *
- * Design Notes:
- *
- * IXP400 SW Release version 2.0
- *
- * -- Copyright Notice --
- *
- * @par
- * Copyright 2001-2005, Intel Corporation.
- * All rights reserved.
- *
- * @par
- * SPDX-License-Identifier: BSD-3-Clause
- * @par
- * -- End of Copyright Notice --
- */
-
-#include "IxOsal.h"
-#include "IxEthAcc.h"
-#include "IxEthAcc_p.h"
-#include "IxEthAccMac_p.h"
-#include "IxEthAccMii_p.h"
-
-
-PRIVATE UINT32 miiBaseAddressVirt;
-PRIVATE IxOsalMutex miiAccessLock;
-
-PUBLIC UINT32 ixEthAccMiiRetryCount = IX_ETH_ACC_MII_TIMEOUT_10TH_SECS;
-PUBLIC UINT32 ixEthAccMiiAccessTimeout = IX_ETH_ACC_MII_10TH_SEC_IN_MILLIS;
-
-/* -----------------------------------
- * private function prototypes
- */
-PRIVATE void
-ixEthAccMdioCmdWrite(UINT32 mdioCommand);
-
-PRIVATE void
-ixEthAccMdioCmdRead(UINT32 *data);
-
-PRIVATE void
-ixEthAccMdioStatusRead(UINT32 *data);
-
-
-PRIVATE void
-ixEthAccMdioCmdWrite(UINT32 mdioCommand)
-{
- REG_WRITE(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_1,
- mdioCommand & 0xff);
-
- REG_WRITE(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_2,
- (mdioCommand >> 8) & 0xff);
-
- REG_WRITE(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_3,
- (mdioCommand >> 16) & 0xff);
-
- REG_WRITE(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_4,
- (mdioCommand >> 24) & 0xff);
-}
-
-PRIVATE void
-ixEthAccMdioCmdRead(UINT32 *data)
-{
- UINT32 regval;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_1,
- regval);
-
- *data = regval & 0xff;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_2,
- regval);
-
- *data |= (regval & 0xff) << 8;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_3,
- regval);
-
- *data |= (regval & 0xff) << 16;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_CMD_4,
- regval);
-
- *data |= (regval & 0xff) << 24;
-
-}
-
-PRIVATE void
-ixEthAccMdioStatusRead(UINT32 *data)
-{
- UINT32 regval;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_STS_1,
- regval);
-
- *data = regval & 0xff;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_STS_2,
- regval);
-
- *data |= (regval & 0xff) << 8;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_STS_3,
- regval);
-
- *data |= (regval & 0xff) << 16;
-
- REG_READ(miiBaseAddressVirt,
- IX_ETH_ACC_MAC_MDIO_STS_4,
- regval);
-
- *data |= (regval & 0xff) << 24;
-
-}
-
-
-/********************************************************************
- * ixEthAccMiiInit
- */
-IxEthAccStatus
-ixEthAccMiiInit()
-{
- if(ixOsalMutexInit(&miiAccessLock)!= IX_SUCCESS)
- {
- return IX_ETH_ACC_FAIL;
- }
-
- miiBaseAddressVirt = (UINT32) IX_OSAL_MEM_MAP(IX_ETH_ACC_MAC_0_BASE, IX_OSAL_IXP400_ETHA_MAP_SIZE);
-
- if (miiBaseAddressVirt == 0)
- {
- ixOsalLog(IX_OSAL_LOG_LVL_FATAL,
- IX_OSAL_LOG_DEV_STDOUT,
- "EthAcc: Could not map MII I/O mapped memory\n",
- 0, 0, 0, 0, 0, 0);
-
- return IX_ETH_ACC_FAIL;
- }
-
- return IX_ETH_ACC_SUCCESS;
-}
-
-void
-ixEthAccMiiUnload(void)
-{
- IX_OSAL_MEM_UNMAP(miiBaseAddressVirt);
-
- miiBaseAddressVirt = 0;
-}
-
-PUBLIC IxEthAccStatus
-ixEthAccMiiAccessTimeoutSet(UINT32 timeout, UINT32 retryCount)
-{
- if (retryCount < 1) return IX_ETH_ACC_FAIL;
-
- ixEthAccMiiRetryCount = retryCount;
- ixEthAccMiiAccessTimeout = timeout;
-
- return IX_ETH_ACC_SUCCESS;
-}
-
-/*********************************************************************
- * ixEthAccMiiReadRtn - read a 16 bit value from a PHY
- */
-IxEthAccStatus
-ixEthAccMiiReadRtn (UINT8 phyAddr,
- UINT8 phyReg,
- UINT16 *value)
-{
- UINT32 mdioCommand;
- UINT32 regval;
- UINT32 miiTimeout;
-
- if (!IX_ETH_ACC_IS_SERVICE_INITIALIZED())
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- if ((phyAddr >= IXP425_ETH_ACC_MII_MAX_ADDR)
- || (phyReg >= IXP425_ETH_ACC_MII_MAX_REG))
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- if (value == NULL)
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- ixOsalMutexLock(&miiAccessLock, IX_OSAL_WAIT_FOREVER);
- mdioCommand = phyReg << IX_ETH_ACC_MII_REG_SHL
- | phyAddr << IX_ETH_ACC_MII_ADDR_SHL;
- mdioCommand |= IX_ETH_ACC_MII_GO;
-
- ixEthAccMdioCmdWrite(mdioCommand);
-
- miiTimeout = ixEthAccMiiRetryCount;
-
- while(miiTimeout)
- {
-
- ixEthAccMdioCmdRead(&regval);
-
- if((regval & IX_ETH_ACC_MII_GO) == 0x0)
- {
- break;
- }
- /* Sleep for a while */
- ixOsalSleep(ixEthAccMiiAccessTimeout);
- miiTimeout--;
- }
-
-
-
- if(miiTimeout == 0)
- {
- ixOsalMutexUnlock(&miiAccessLock);
- *value = 0xffff;
- return IX_ETH_ACC_FAIL;
- }
-
-
- ixEthAccMdioStatusRead(&regval);
- if(regval & IX_ETH_ACC_MII_READ_FAIL)
- {
- ixOsalMutexUnlock(&miiAccessLock);
- *value = 0xffff;
- return IX_ETH_ACC_FAIL;
- }
-
- *value = regval & 0xffff;
- ixOsalMutexUnlock(&miiAccessLock);
- return IX_ETH_ACC_SUCCESS;
-
-}
-
-
-/*********************************************************************
- * ixEthAccMiiWriteRtn - write a 16 bit value to a PHY
- */
-IxEthAccStatus
-ixEthAccMiiWriteRtn (UINT8 phyAddr,
- UINT8 phyReg,
- UINT16 value)
-{
- UINT32 mdioCommand;
- UINT32 regval;
- UINT16 readVal;
- UINT32 miiTimeout;
-
- if (!IX_ETH_ACC_IS_SERVICE_INITIALIZED())
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- if ((phyAddr >= IXP425_ETH_ACC_MII_MAX_ADDR)
- || (phyReg >= IXP425_ETH_ACC_MII_MAX_REG))
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- /* ensure that a PHY is present at this address */
- if(ixEthAccMiiReadRtn(phyAddr,
- IX_ETH_ACC_MII_CTRL_REG,
- &readVal) != IX_ETH_ACC_SUCCESS)
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- ixOsalMutexLock(&miiAccessLock, IX_OSAL_WAIT_FOREVER);
- mdioCommand = phyReg << IX_ETH_ACC_MII_REG_SHL
- | phyAddr << IX_ETH_ACC_MII_ADDR_SHL ;
- mdioCommand |= IX_ETH_ACC_MII_GO | IX_ETH_ACC_MII_WRITE | value;
-
- ixEthAccMdioCmdWrite(mdioCommand);
-
- miiTimeout = ixEthAccMiiRetryCount;
-
- while(miiTimeout)
- {
-
- ixEthAccMdioCmdRead(&regval);
-
- /*The "GO" bit is reset to 0 when the write completes*/
- if((regval & IX_ETH_ACC_MII_GO) == 0x0)
- {
- break;
- }
- /* Sleep for a while */
- ixOsalSleep(ixEthAccMiiAccessTimeout);
- miiTimeout--;
- }
-
- ixOsalMutexUnlock(&miiAccessLock);
- if(miiTimeout == 0)
- {
- return IX_ETH_ACC_FAIL;
- }
- return IX_ETH_ACC_SUCCESS;
-}
-
-
-/*****************************************************************
- *
- * Phy query functions
- *
- */
-IxEthAccStatus
-ixEthAccMiiStatsShow (UINT32 phyAddr)
-{
- UINT16 regval;
- printf("Regisers on PHY at address 0x%x\n", phyAddr);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_CTRL_REG, &regval);
- printf(" Control Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_STAT_REG, &regval);
- printf(" Status Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_PHY_ID1_REG, &regval);
- printf(" PHY ID1 Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_PHY_ID2_REG, &regval);
- printf(" PHY ID2 Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_AN_ADS_REG, &regval);
- printf(" Auto Neg ADS Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_AN_PRTN_REG, &regval);
- printf(" Auto Neg Partner Ability Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_AN_EXP_REG, &regval);
- printf(" Auto Neg Expansion Register : 0x%4.4x\n", regval);
- ixEthAccMiiReadRtn(phyAddr, IX_ETH_ACC_MII_AN_NEXT_REG, &regval);
- printf(" Auto Neg Next Register : 0x%4.4x\n", regval);
-
- return IX_ETH_ACC_SUCCESS;
-}
-
-
-/*****************************************************************
- *
- * Interface query functions
- *
- */
-IxEthAccStatus
-ixEthAccMdioShow (void)
-{
- UINT32 regval;
-
- if (!IX_ETH_ACC_IS_SERVICE_INITIALIZED())
- {
- return (IX_ETH_ACC_FAIL);
- }
-
- ixOsalMutexLock(&miiAccessLock, IX_OSAL_WAIT_FOREVER);
- ixEthAccMdioCmdRead(&regval);
- ixOsalMutexUnlock(&miiAccessLock);
-
- printf("MDIO command register\n");
- printf(" Go bit : 0x%x\n", (regval & BIT(31)) >> 31);
- printf(" MDIO Write : 0x%x\n", (regval & BIT(26)) >> 26);
- printf(" PHY address : 0x%x\n", (regval >> 21) & 0x1f);
- printf(" Reg address : 0x%x\n", (regval >> 16) & 0x1f);
-
- ixOsalMutexLock(&miiAccessLock, IX_OSAL_WAIT_FOREVER);
- ixEthAccMdioStatusRead(&regval);
- ixOsalMutexUnlock(&miiAccessLock);
-
- printf("MDIO status register\n");
- printf(" Read OK : 0x%x\n", (regval & BIT(31)) >> 31);
- printf(" Read Data : 0x%x\n", (regval >> 16) & 0xff);
-
- return IX_ETH_ACC_SUCCESS;
-}
-
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