+++ /dev/null
-/**
- * @file IxFeatureCtrl.c
- *
- * @author Intel Corporation
- * @date 29-Jan-2003
- *
- * @brief Feature Control Public API Implementation
- *
- *
- * @par
- * IXP400 SW Release version 2.0
- *
- * -- Copyright Notice --
- *
- * @par
- * Copyright 2001-2005, Intel Corporation.
- * All rights reserved.
- *
- * @par
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. 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.
- * 3. Neither the name of the Intel Corporation nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * @par
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER 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, WHETHER IN 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.
- *
- * @par
- * -- End of Copyright Notice --
-*/
-
-#include "IxOsal.h"
-#include "IxVersionId.h"
-#include "IxFeatureCtrl.h"
-
-/* Macro to read from the Feature Control Register */
-#define IX_FEATURE_CTRL_READ(result) \
-do { \
-ixFeatureCtrlExpMap(); \
-(result) = IX_OSAL_READ_LONG(ixFeatureCtrlRegister); \
-} while (0)
-
-/* Macro to write to the Feature Control Register */
-#define IX_FEATURE_CTRL_WRITE(value) \
-do { \
-ixFeatureCtrlExpMap(); \
-IX_OSAL_WRITE_LONG(ixFeatureCtrlRegister, (value)); \
-} while (0)
-
-/*
- * This is the offset of the feature register relative to the base of the
- * Expansion Bus Controller MMR.
- */
-#define IX_FEATURE_CTRL_REG_OFFSET (0x00000028)
-
-
-/* Boolean to mark the fact that the EXP_CONFIG address space was mapped */
-PRIVATE BOOL ixFeatureCtrlExpCfgRegionMapped = FALSE;
-
-/* Pointer holding the virtual address of the Feature Control Register */
-PRIVATE VUINT32 *ixFeatureCtrlRegister = NULL;
-
-/* Place holder to store the software configuration */
-PRIVATE BOOL swConfiguration[IX_FEATURECTRL_SWCONFIG_MAX];
-
-/* Flag to control swConfiguration[] is initialized once */
-PRIVATE BOOL swConfigurationFlag = FALSE ;
-
-/* Array containing component mask values */
-#ifdef __ixp42X
-UINT32 componentMask[IX_FEATURECTRL_MAX_COMPONENTS] = {
- (0x1<<IX_FEATURECTRL_RCOMP),
- (0x1<<IX_FEATURECTRL_USB),
- (0x1<<IX_FEATURECTRL_HASH),
- (0x1<<IX_FEATURECTRL_AES),
- (0x1<<IX_FEATURECTRL_DES),
- (0x1<<IX_FEATURECTRL_HDLC),
- (0x1<<IX_FEATURECTRL_AAL),
- (0x1<<IX_FEATURECTRL_HSS),
- (0x1<<IX_FEATURECTRL_UTOPIA),
- (0x1<<IX_FEATURECTRL_ETH0),
- (0x1<<IX_FEATURECTRL_ETH1),
- (0x1<<IX_FEATURECTRL_NPEA),
- (0x1<<IX_FEATURECTRL_NPEB),
- (0x1<<IX_FEATURECTRL_NPEC),
- (0x1<<IX_FEATURECTRL_PCI),
- IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE,
- (0x3<<IX_FEATURECTRL_UTOPIA_PHY_LIMIT),
- (0x1<<IX_FEATURECTRL_UTOPIA_PHY_LIMIT_BIT2),
- IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE,
- IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE,
- IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE,
- IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE,
- IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE
-};
-#elif defined (__ixp46X)
-UINT32 componentMask[IX_FEATURECTRL_MAX_COMPONENTS] = {
- (0x1<<IX_FEATURECTRL_RCOMP),
- (0x1<<IX_FEATURECTRL_USB),
- (0x1<<IX_FEATURECTRL_HASH),
- (0x1<<IX_FEATURECTRL_AES),
- (0x1<<IX_FEATURECTRL_DES),
- (0x1<<IX_FEATURECTRL_HDLC),
- IX_FEATURECTRL_COMPONENT_ALWAYS_AVAILABLE, /* AAL component is always on */
- (0x1<<IX_FEATURECTRL_HSS),
- (0x1<<IX_FEATURECTRL_UTOPIA),
- (0x1<<IX_FEATURECTRL_ETH0),
- (0x1<<IX_FEATURECTRL_ETH1),
- (0x1<<IX_FEATURECTRL_NPEA),
- (0x1<<IX_FEATURECTRL_NPEB),
- (0x1<<IX_FEATURECTRL_NPEC),
- (0x1<<IX_FEATURECTRL_PCI),
- (0x1<<IX_FEATURECTRL_ECC_TIMESYNC),
- (0x3<<IX_FEATURECTRL_UTOPIA_PHY_LIMIT),
- (0x1<<IX_FEATURECTRL_UTOPIA_PHY_LIMIT_BIT2), /* NOT TO BE USED */
- (0x1<<IX_FEATURECTRL_USB_HOST_CONTROLLER),
- (0x1<<IX_FEATURECTRL_NPEA_ETH),
- (0x1<<IX_FEATURECTRL_NPEB_ETH),
- (0x1<<IX_FEATURECTRL_RSA),
- (0x3<<IX_FEATURECTRL_XSCALE_MAX_FREQ),
- (0x1<<IX_FEATURECTRL_XSCALE_MAX_FREQ_BIT2)
-};
-#endif /* __ixp42X */
-
-/**
- * Forward declaration
- */
-PRIVATE
-void ixFeatureCtrlExpMap(void);
-
-PRIVATE
-void ixFeatureCtrlSwConfigurationInit(void);
-
-/**
- * Function to map EXP_CONFIG space
- */
-PRIVATE
-void ixFeatureCtrlExpMap(void)
-{
- UINT32 expCfgBaseAddress = 0;
-
- /* If the EXP Configuration space has already been mapped then
- * return */
- if (ixFeatureCtrlExpCfgRegionMapped == TRUE)
- {
- return;
- }
-
- /* Map (get virtual address) for the EXP_CONFIG space */
- expCfgBaseAddress = (UINT32)
- (IX_OSAL_MEM_MAP(IX_OSAL_IXP400_EXP_BUS_REGS_PHYS_BASE,
- IX_OSAL_IXP400_EXP_REG_MAP_SIZE));
-
- /* Assert that the mapping operation succeeded */
- IX_OSAL_ASSERT(expCfgBaseAddress);
-
- /* Set the address of the Feature register */
- ixFeatureCtrlRegister =
- (VUINT32 *) (expCfgBaseAddress + IX_FEATURE_CTRL_REG_OFFSET);
-
- /* Mark the fact that the EXP_CONFIG space has already been mapped */
- ixFeatureCtrlExpCfgRegionMapped = TRUE;
-}
-
-/**
- * Function definition: ixFeatureCtrlSwConfigurationInit
- * This function will only initialize software configuration once.
- */
-PRIVATE void ixFeatureCtrlSwConfigurationInit(void)
-{
- UINT32 i;
- if (FALSE == swConfigurationFlag)
- {
- for (i=0; i<IX_FEATURECTRL_SWCONFIG_MAX ; i++)
- {
- /* By default, all software configuration are enabled */
- swConfiguration[i]= TRUE ;
- }
- /*Make sure this function only initializes swConfiguration[] once*/
- swConfigurationFlag = TRUE ;
- }
-}
-
-/**
- * Function definition: ixFeatureCtrlRead
- */
-IxFeatureCtrlReg
-ixFeatureCtrlRead (void)
-{
- IxFeatureCtrlReg result;
-
-#if CPU!=SIMSPARCSOLARIS
- /* Read the feature control register */
- IX_FEATURE_CTRL_READ(result);
- return result;
-#else
- /* Return an invalid value for VxWorks simulation */
- result = 0xFFFFFFFF;
- return result;
-#endif
-}
-
-/**
- * Function definition: ixFeatureCtrlWrite
- */
-void
-ixFeatureCtrlWrite (IxFeatureCtrlReg expUnitReg)
-{
-#if CPU!=SIMSPARCSOLARIS
- /* Write value to feature control register */
- IX_FEATURE_CTRL_WRITE(expUnitReg);
-#endif
-}
-
-
-/**
- * Function definition: ixFeatureCtrlHwCapabilityRead
- */
-IxFeatureCtrlReg
-ixFeatureCtrlHwCapabilityRead (void)
-{
- IxFeatureCtrlReg currentReg, hwCapability;
-
- /* Capture a copy of feature control register */
- currentReg = ixFeatureCtrlRead();
-
- /* Try to enable all hardware components.
- * Only software disable hardware can be enabled again */
- ixFeatureCtrlWrite(0);
-
- /* Read feature control register to know the hardware capability. */
- hwCapability = ixFeatureCtrlRead();
-
- /* Restore initial feature control value */
- ixFeatureCtrlWrite(currentReg);
-
- /* return Hardware Capability */
- return hwCapability;
-}
-
-
-/**
- * Function definition: ixFeatureCtrlComponentCheck
- */
-IX_STATUS
-ixFeatureCtrlComponentCheck (IxFeatureCtrlComponentType componentType)
-{
- IxFeatureCtrlReg expUnitReg;
- UINT32 mask = 0;
-
- /* Lookup mask of component */
- mask=componentMask[componentType];
-
- /* Check if mask is available or not */
- if(IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE == mask)
- {
- return IX_FEATURE_CTRL_COMPONENT_DISABLED;
- }
-
- if(IX_FEATURECTRL_COMPONENT_ALWAYS_AVAILABLE == mask)
- {
- return IX_FEATURE_CTRL_COMPONENT_ENABLED;
- }
-
- /* Read feature control register to know current hardware capability. */
- expUnitReg = ixFeatureCtrlRead();
-
- /* For example: To check for Hashing Coprocessor (bit-2)
- * expUniteg = 0x0010
- * ~expUnitReg = 0x1101
- * componentType = 0x0100
- * ~expUnitReg & componentType = 0x0100 (Not zero)
- */
-
- /*
- * Inverse the bit value because available component is 0 in value
- */
- expUnitReg = ~expUnitReg ;
-
- if (expUnitReg & mask)
- {
- return (IX_FEATURE_CTRL_COMPONENT_ENABLED);
- }
- else
- {
- return (IX_FEATURE_CTRL_COMPONENT_DISABLED);
- }
-}
-
-
-/**
- * Function definition: ixFeatureCtrlProductIdRead
- */
-IxFeatureCtrlProductId
-ixFeatureCtrlProductIdRead ()
-{
-#if CPU!=SIMSPARCSOLARIS
- IxFeatureCtrlProductId pdId = 0 ;
-
- /* Use ARM instruction to move register0 from coprocessor to ARM register */
-
-#ifndef __wince
- __asm__("mrc p15, 0, %0, cr0, cr0, 0;" : "=r"(pdId) :);
-#else
-
-#ifndef IN_KERNEL
- BOOL mode;
-#endif
- extern IxFeatureCtrlProductId AsmixFeatureCtrlProductIdRead();
-
-#ifndef IN_KERNEL
- mode = SetKMode(TRUE);
-#endif
- pdId = AsmixFeatureCtrlProductIdRead();
-#ifndef IN_KERNEL
- SetKMode(mode);
-#endif
-
-#endif
- return (pdId);
-#else
- /* Return an invalid value for VxWorks simulation */
- return 0xffffffff;
-#endif
-}
-
-/**
- * Function definition: ixFeatureCtrlDeviceRead
- */
-IxFeatureCtrlDeviceId
-ixFeatureCtrlDeviceRead ()
-{
- return ((ixFeatureCtrlProductIdRead() >> IX_FEATURE_CTRL_DEVICE_TYPE_OFFSET)
- & IX_FEATURE_CTRL_DEVICE_TYPE_MASK);
-} /* End function ixFeatureCtrlDeviceRead */
-
-
-/**
- * Function definition: ixFeatureCtrlSwConfigurationCheck
- */
-IX_STATUS
-ixFeatureCtrlSwConfigurationCheck (IxFeatureCtrlSwConfig swConfigType)
-{
- if (swConfigType >= IX_FEATURECTRL_SWCONFIG_MAX)
- {
- ixOsalLog(IX_OSAL_LOG_LVL_WARNING,
- IX_OSAL_LOG_DEV_STDOUT,
- "FeatureCtrl: Invalid software configuraiton input.\n",
- 0, 0, 0, 0, 0, 0);
-
- return IX_FEATURE_CTRL_SWCONFIG_DISABLED;
- }
-
- /* The function will only initialize once. */
- ixFeatureCtrlSwConfigurationInit();
-
- /* Check and return software configuration */
- return ((swConfiguration[(UINT32)swConfigType] == TRUE) ? IX_FEATURE_CTRL_SWCONFIG_ENABLED: IX_FEATURE_CTRL_SWCONFIG_DISABLED);
-}
-
-/**
- * Function definition: ixFeatureCtrlSwConfigurationWrite
- */
-void
-ixFeatureCtrlSwConfigurationWrite (IxFeatureCtrlSwConfig swConfigType, BOOL enabled)
-{
- if (swConfigType >= IX_FEATURECTRL_SWCONFIG_MAX)
- {
- ixOsalLog(IX_OSAL_LOG_LVL_WARNING,
- IX_OSAL_LOG_DEV_STDOUT,
- "FeatureCtrl: Invalid software configuraiton input.\n",
- 0, 0, 0, 0, 0, 0);
-
- return;
- }
-
- /* The function will only initialize once. */
- ixFeatureCtrlSwConfigurationInit();
-
- /* Write software configuration */
- swConfiguration[(UINT32)swConfigType]=enabled ;
-}
-
-/**
- * Function definition: ixFeatureCtrlIxp400SwVersionShow
- */
-void
-ixFeatureCtrlIxp400SwVersionShow (void)
-{
- printf ("\nIXP400 Software Release %s %s\n\n", IX_VERSION_ID, IX_VERSION_INTERNAL_ID);
-
-}
-
-/**
- * Function definition: ixFeatureCtrlSoftwareBuildGet
- */
-IxFeatureCtrlBuildDevice
-ixFeatureCtrlSoftwareBuildGet (void)
-{
- #ifdef __ixp42X
- return IX_FEATURE_CTRL_SW_BUILD_IXP42X;
- #else
- return IX_FEATURE_CTRL_SW_BUILD_IXP46X;
- #endif
-}
projects / karo-tx-uboot.git / blobdiff