/*
 * Copyright (C) 2013 Realtek Semiconductor Corp.
 * All Rights Reserved.
 *
 * Unless you and Realtek execute a separate written software license
 * agreement governing use of this software, this software is licensed
 * to you under the terms of the GNU General Public License version 2,
 * available at https://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
 *
 * $Revision: 76306 $
 * $Date: 2017-03-08 15:13:58 +0800 (週三, 08 三月 2017) $
 *
 * Purpose : RTL8367C switch high-level API for RTL8367C
 * Feature :
 *
 */

#include <rtl8367c_asicdrv.h>

#if defined(RTK_X86_ASICDRV)
#include <I2Clib.h>
#else
#include <smi.h>
#endif

/*for driver verify testing only*/
#ifdef CONFIG_RTL8367C_ASICDRV_TEST
#define CLE_VIRTUAL_REG_SIZE        0x10000
rtk_uint16 CleVirtualReg[CLE_VIRTUAL_REG_SIZE];
#endif

#if defined(CONFIG_RTL865X_CLE) || defined (RTK_X86_CLE)
rtk_uint32 cleDebuggingDisplay;
#endif

#ifdef EMBEDDED_SUPPORT
extern void setReg(rtk_uint16, rtk_uint16);
extern rtk_uint16 getReg(rtk_uint16);
#endif

/* Function Name:
 *      rtl8367c_setAsicRegBit
 * Description:
 *      Set a bit value of a specified register
 * Input:
 *      reg     - register's address
 *      bit     - bit location
 *      value   - value to set. It can be value 0 or 1.
 * Output:
 *      None
 * Return:
 *      RT_ERR_OK       - Success
 *      RT_ERR_SMI      - SMI access error
 *      RT_ERR_INPUT    - Invalid input parameter
 * Note:
 *      Set a bit of a specified register to 1 or 0.
 */
ret_t rtl8367c_setAsicRegBit(rtk_uint32 reg, rtk_uint32 bit, rtk_uint32 value)
{

#if defined(RTK_X86_ASICDRV)
    rtk_uint32 regData;
    ret_t retVal;

    if(bit >= RTL8367C_REGBITLENGTH)
        return RT_ERR_INPUT;

    retVal = Access_Read(reg, 2, &regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);

    if(value)
        regData = regData | (1 << bit);
    else
        regData = regData & (~(1 << bit));

    retVal = Access_Write(reg,2, regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n", reg, regData);


#elif defined(CONFIG_RTL8367C_ASICDRV_TEST)

    if(bit >= RTL8367C_REGBITLENGTH)
        return RT_ERR_INPUT;

    else if(reg >= CLE_VIRTUAL_REG_SIZE)
        return RT_ERR_OUT_OF_RANGE;

    if(value)
    {
        CleVirtualReg[reg] =  CleVirtualReg[reg] | (1 << bit);
    }
    else
    {
        CleVirtualReg[reg] =  CleVirtualReg[reg] & (~(1 << bit));
    }

    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n", reg, CleVirtualReg[reg]);

#elif defined(EMBEDDED_SUPPORT)
    rtk_uint16 tmp;

    if(reg > RTL8367C_REGDATAMAX || value > 1)
        return RT_ERR_INPUT;

    tmp = getReg(reg);
    tmp &= (1 << bitIdx);
    tmp |= (value << bitIdx);
    setReg(reg, tmp);

#else
    rtk_uint32 regData;
    ret_t retVal;

    if(bit >= RTL8367C_REGBITLENGTH)
        return RT_ERR_INPUT;

    retVal = smi_read(reg, &regData);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;

  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);
  #endif
    if(value)
        regData = regData | (1 << bit);
    else
        regData = regData & (~(1 << bit));

    retVal = smi_write(reg, regData);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;

  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n", reg, regData);
  #endif

#endif
    return RT_ERR_OK;
}
/* Function Name:
 *      rtl8367c_getAsicRegBit
 * Description:
 *      Get a bit value of a specified register
 * Input:
 *      reg     - register's address
 *      bit     - bit location
 *      value   - value to get.
 * Output:
 *      None
 * Return:
 *      RT_ERR_OK       - Success
 *      RT_ERR_SMI      - SMI access error
 *      RT_ERR_INPUT    - Invalid input parameter
 * Note:
 *      None
 */
ret_t rtl8367c_getAsicRegBit(rtk_uint32 reg, rtk_uint32 bit, rtk_uint32 *pValue)
{

#if defined(RTK_X86_ASICDRV)

    rtk_uint32 regData;
    ret_t retVal;

    if(bit >= RTL8367C_REGBITLENGTH)
        return RT_ERR_INPUT;

    retVal = Access_Read(reg, 2, &regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    *pValue = (regData & (0x1 << bit)) >> bit;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);

#elif defined(CONFIG_RTL8367C_ASICDRV_TEST)

    if(bit >= RTL8367C_REGBITLENGTH)
        return RT_ERR_INPUT;

    if(reg >= CLE_VIRTUAL_REG_SIZE)
        return RT_ERR_OUT_OF_RANGE;

    *pValue = (CleVirtualReg[reg] & (0x1 << bit)) >> bit;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, CleVirtualReg[reg]);

#elif defined(EMBEDDED_SUPPORT)
    rtk_uint16 tmp;

    if(reg > RTL8367C_REGDATAMAX )
        return RT_ERR_INPUT;

    tmp = getReg(reg);
    tmp = tmp >> bitIdx;
    tmp &= 1;
    *value = tmp;
#else
    rtk_uint32 regData;
    ret_t retVal;

    retVal = smi_read(reg, &regData);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;

  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);
  #endif

    *pValue = (regData & (0x1 << bit)) >> bit;

#endif
    return RT_ERR_OK;
}
/* Function Name:
 *      rtl8367c_setAsicRegBits
 * Description:
 *      Set bits value of a specified register
 * Input:
 *      reg     - register's address
 *      bits    - bits mask for setting
 *      value   - bits value for setting
 * Output:
 *      None
 * Return:
 *      RT_ERR_OK       - Success
 *      RT_ERR_SMI      - SMI access error
 *      RT_ERR_INPUT    - Invalid input parameter
 * Note:
 *      Set bits of a specified register to value. Both bits and value are be treated as bit-mask
 */
ret_t rtl8367c_setAsicRegBits(rtk_uint32 reg, rtk_uint32 bits, rtk_uint32 value)
{

#if defined(RTK_X86_ASICDRV)

    rtk_uint32 regData;
    ret_t retVal;
    rtk_uint32 bitsShift;
    rtk_uint32 valueShifted;

    if(bits >= (1 << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }

    valueShifted = value << bitsShift;
    if(valueShifted > RTL8367C_REGDATAMAX)
        return RT_ERR_INPUT;

    retVal = Access_Read(reg, 2, &regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);

    regData = regData & (~bits);
    regData = regData | (valueShifted & bits);

    retVal = Access_Write(reg,2, regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n", reg, regData);

#elif defined(CONFIG_RTL8367C_ASICDRV_TEST)
    rtk_uint32 regData;
    rtk_uint32 bitsShift;
    rtk_uint32 valueShifted;

    if(bits >= (1 << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }
    valueShifted = value << bitsShift;

    if(valueShifted > RTL8367C_REGDATAMAX)
        return RT_ERR_INPUT;

    if(reg >= CLE_VIRTUAL_REG_SIZE)
        return RT_ERR_OUT_OF_RANGE;

    regData = CleVirtualReg[reg] & (~bits);
    regData = regData | (valueShifted & bits);

    CleVirtualReg[reg] = regData;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n", reg, regData);

#elif defined(EMBEDDED_SUPPORT)
    rtk_uint32 regData;
    rtk_uint32 bitsShift;
    rtk_uint32 valueShifted;

    if(reg > RTL8367C_REGDATAMAX )
        return RT_ERR_INPUT;

    if(bits >= (1 << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }

    valueShifted = value << bitsShift;
    if(valueShifted > RTL8367C_REGDATAMAX)
        return RT_ERR_INPUT;

    regData = getReg(reg);
    regData = regData & (~bits);
    regData = regData | (valueShifted & bits);

    setReg(reg, regData);

#else
    rtk_uint32 regData;
    ret_t retVal;
    rtk_uint32 bitsShift;
    rtk_uint32 valueShifted;

    if(bits >= (1 << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }
    valueShifted = value << bitsShift;

    if(valueShifted > RTL8367C_REGDATAMAX)
        return RT_ERR_INPUT;

    retVal = smi_read(reg, &regData);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;
  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);
  #endif

    regData = regData & (~bits);
    regData = regData | (valueShifted & bits);

    retVal = smi_write(reg, regData);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;
  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n", reg, regData);
  #endif
#endif
    return RT_ERR_OK;
}
/* Function Name:
 *      rtl8367c_getAsicRegBits
 * Description:
 *      Get bits value of a specified register
 * Input:
 *      reg     - register's address
 *      bits    - bits mask for setting
 *      value   - bits value for setting
 * Output:
 *      None
 * Return:
 *      RT_ERR_OK       - Success
 *      RT_ERR_SMI      - SMI access error
 *      RT_ERR_INPUT    - Invalid input parameter
 * Note:
 *      None
 */
ret_t rtl8367c_getAsicRegBits(rtk_uint32 reg, rtk_uint32 bits, rtk_uint32 *pValue)
{

#if defined(RTK_X86_ASICDRV)

    rtk_uint32 regData;
    ret_t retVal;
    rtk_uint32 bitsShift;

    if(bits >= (1 << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }

    retVal = Access_Read(reg, 2, &regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    *pValue = (regData & bits) >> bitsShift;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);

#elif defined(CONFIG_RTL8367C_ASICDRV_TEST)
    rtk_uint32 bitsShift;

    if(bits >= (1 << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }

    if(reg >= CLE_VIRTUAL_REG_SIZE)
        return RT_ERR_OUT_OF_RANGE;

     *pValue = (CleVirtualReg[reg] & bits) >> bitsShift;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, CleVirtualReg[reg]);

#elif defined(EMBEDDED_SUPPORT)
    rtk_uint32 regData;
    rtk_uint32 bitsShift;

    if(reg > RTL8367C_REGDATAMAX )
        return RT_ERR_INPUT;

    if(bits >= (1UL << RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1UL << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }

    regData = getReg(reg);
    *value = (regData & bits) >> bitsShift;

#else
    rtk_uint32 regData;
    ret_t retVal;
    rtk_uint32 bitsShift;

    if(bits>= (1<<RTL8367C_REGBITLENGTH) )
        return RT_ERR_INPUT;

    bitsShift = 0;
    while(!(bits & (1 << bitsShift)))
    {
        bitsShift++;
        if(bitsShift >= RTL8367C_REGBITLENGTH)
            return RT_ERR_INPUT;
    }

    retVal = smi_read(reg, &regData);
    if(retVal != RT_ERR_OK) return RT_ERR_SMI;

    *pValue = (regData & bits) >> bitsShift;
  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n",reg, regData);
  #endif

#endif
    return RT_ERR_OK;
}
/* Function Name:
 *      rtl8367c_setAsicReg
 * Description:
 *      Set content of asic register
 * Input:
 *      reg     - register's address
 *      value   - Value setting to register
 * Output:
 *      None
 * Return:
 *      RT_ERR_OK       - Success
 *      RT_ERR_SMI      - SMI access error
 * Note:
 *      The value will be set to ASIC mapping address only and it is always return RT_ERR_OK while setting un-mapping address registers
 */
ret_t rtl8367c_setAsicReg(rtk_uint32 reg, rtk_uint32 value)
{
#if defined(RTK_X86_ASICDRV)/*RTK-CNSD2-NickWu-20061222: for x86 compile*/

    ret_t retVal;

    retVal = Access_Write(reg,2,value);
    if(TRUE != retVal) return RT_ERR_SMI;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n",reg,value);

#elif defined(CONFIG_RTL8367C_ASICDRV_TEST)

    /*MIBs emulating*/
    if(reg == RTL8367C_REG_MIB_ADDRESS)
    {
        CleVirtualReg[RTL8367C_MIB_COUNTER_BASE_REG] = 0x1;
        CleVirtualReg[RTL8367C_MIB_COUNTER_BASE_REG+1] = 0x2;
        CleVirtualReg[RTL8367C_MIB_COUNTER_BASE_REG+2] = 0x3;
        CleVirtualReg[RTL8367C_MIB_COUNTER_BASE_REG+3] = 0x4;
    }

    if(reg >= CLE_VIRTUAL_REG_SIZE)
        return RT_ERR_OUT_OF_RANGE;

    CleVirtualReg[reg] = value;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n",reg,CleVirtualReg[reg]);

#elif defined(EMBEDDED_SUPPORT)
    if(reg > RTL8367C_REGDATAMAX || value > RTL8367C_REGDATAMAX )
        return RT_ERR_INPUT;

    setReg(reg, value);

#else
    ret_t retVal;

    retVal = smi_write(reg, value);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;
  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("W[0x%4.4x]=0x%4.4x\n",reg,value);
  #endif

#endif

    return RT_ERR_OK;
}
/* Function Name:
 *      rtl8367c_getAsicReg
 * Description:
 *      Get content of asic register
 * Input:
 *      reg     - register's address
 *      value   - Value setting to register
 * Output:
 *      None
 * Return:
 *      RT_ERR_OK       - Success
 *      RT_ERR_SMI      - SMI access error
 * Note:
 *      Value 0x0000 will be returned for ASIC un-mapping address
 */
ret_t rtl8367c_getAsicReg(rtk_uint32 reg, rtk_uint32 *pValue)
{

#if defined(RTK_X86_ASICDRV)

    rtk_uint32 regData;
    ret_t retVal;

    retVal = Access_Read(reg, 2, &regData);
    if(TRUE != retVal)
        return RT_ERR_SMI;

    *pValue = regData;

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);

#elif defined(CONFIG_RTL8367C_ASICDRV_TEST)
    if(reg >= CLE_VIRTUAL_REG_SIZE)
        return RT_ERR_OUT_OF_RANGE;

    *pValue = CleVirtualReg[reg];

    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, CleVirtualReg[reg]);

#elif defined(EMBEDDED_SUPPORT)
    if(reg > RTL8367C_REGDATAMAX  )
        return RT_ERR_INPUT;

    *value = getReg(reg);

#else
    rtk_uint32 regData;
    ret_t retVal;

    retVal = smi_read(reg, &regData);
    if(retVal != RT_ERR_OK)
        return RT_ERR_SMI;

    *pValue = regData;
  #ifdef CONFIG_RTL865X_CLE
    if(0x8367B == cleDebuggingDisplay)
        PRINT("R[0x%4.4x]=0x%4.4x\n", reg, regData);
  #endif

#endif

    return RT_ERR_OK;
}