Google Git
Sign in
googlers / maze / linux / refs/tags/v2.6.36-rc8 / . / drivers / staging / rtl8192su / r8192S_Efuse.c
blob: bbefd0f30348020936b0397d81bb9cf09af7f3cd [file] [log] [blame]
/******************************************************************************
* Copyright(c) 2008 - 2010 Realtek Corporation. All rights reserved.
*
* Based on the r8180 driver, which is:
* Copyright 2004-2005 Andrea Merello <andreamrl@tiscali.it>, et al.
* This program is free software; you can redistribute it and/or modify it
* under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
*
* The full GNU General Public License is included in this distribution in the
* file called LICENSE.
*
* Contact Information:
* wlanfae <wlanfae@realtek.com>
******************************************************************************/
#include "r8192U.h"
#include "r8192S_hw.h"
#include "r8192S_phy.h"
#include "r8192S_phyreg.h"
#include "r8192S_Efuse.h"
#include <linux/types.h>
#include <linux/ctype.h>
#define _POWERON_DELAY_
#define _PRE_EXECUTE_READ_CMD_
#define EFUSE_REPEAT_THRESHOLD_ 3
#define EFUSE_ERROE_HANDLE 1
typedef struct _EFUSE_MAP_A{
u8 offset; //0~15
u8 word_start; //0~3
u8 byte_start; //0 or 1
u8 byte_cnts;
}EFUSE_MAP, *PEFUSE_MAP;
typedef struct PG_PKT_STRUCT_A{
u8 offset;
u8 word_en;
u8 data[8];
}PGPKT_STRUCT,*PPGPKT_STRUCT;
typedef enum _EFUSE_DATA_ITEM{
EFUSE_CHIP_ID=0,
EFUSE_LDO_SETTING,
EFUSE_CLK_SETTING,
EFUSE_SDIO_SETTING,
EFUSE_CCCR,
EFUSE_SDIO_MODE,
EFUSE_OCR,
EFUSE_F0CIS,
EFUSE_F1CIS,
EFUSE_MAC_ADDR,
EFUSE_EEPROM_VER,
EFUSE_CHAN_PLAN,
EFUSE_TXPW_TAB
} EFUSE_DATA_ITEM;
struct efuse_priv
{
u8 id[2];
u8 ldo_setting[2];
u8 clk_setting[2];
u8 cccr;
u8 sdio_mode;
u8 ocr[3];
u8 cis0[17];
u8 cis1[48];
u8 mac_addr[6];
u8 eeprom_verno;
u8 channel_plan;
u8 tx_power_b[14];
u8 tx_power_g[14];
};
const u8 MAX_PGPKT_SIZE = 9; //header+ 2* 4 words (BYTES)
const u8 PGPKT_DATA_SIZE = 8; //BYTES sizeof(u8)*8
const u32 EFUSE_MAX_SIZE = 512;
const u8 EFUSE_OOB_PROTECT_BYTES = 14;
const EFUSE_MAP RTL8712_SDIO_EFUSE_TABLE[]={
//offset word_s byte_start byte_cnts
/*ID*/ {0 ,0 ,0 ,2 }, // 00~01h
/*LDO Setting*/ {0 ,1 ,0 ,2 }, // 02~03h
/*CLK Setting*/ {0 ,2 ,0 ,2 }, // 04~05h
/*SDIO Setting*/ {1 ,0 ,0 ,1 }, // 08h
/*CCCR*/ {1 ,0 ,1 ,1 }, // 09h
/*SDIO MODE*/ {1 ,1 ,0 ,1 }, // 0Ah
/*OCR*/ {1 ,1 ,1 ,3 }, // 0B~0Dh
/*CCIS*/ {1 ,3 ,0 ,17 }, // 0E~1Eh 2...1
/*F1CIS*/ {3 ,3 ,1 ,48 }, // 1F~4Eh 6...0
/*MAC Addr*/ {10 ,0 ,0 ,6 }, // 50~55h
/*EEPROM ver*/ {10 ,3 ,0 ,1 }, // 56h
/*Channel plan*/ {10 ,3 ,1 ,1 }, // 57h
/*TxPwIndex */ {11 ,0 ,0 ,28 } // 58~73h 3...4
};
//
// From WMAC Efuse one byte R/W
//
extern void
EFUSE_Initialize(struct net_device* dev);
extern u8
EFUSE_Read1Byte(struct net_device* dev, u16 Address);
extern void
EFUSE_Write1Byte(struct net_device* dev, u16 Address,u8 Value);
//
// Efuse Shadow Area operation
//
static void
efuse_ShadowRead1Byte(struct net_device* dev,u16 Offset,u8 *Value);
static void
efuse_ShadowRead2Byte(struct net_device* dev, u16 Offset,u16 *Value );
static void
efuse_ShadowRead4Byte(struct net_device* dev, u16 Offset,u32 *Value );
static void
efuse_ShadowWrite1Byte(struct net_device* dev, u16 Offset, u8 Value);
static void
efuse_ShadowWrite2Byte(struct net_device* dev, u16 Offset,u16 Value);
static void
efuse_ShadowWrite4Byte(struct net_device* dev, u16 Offset,u32 Value);
//
// Real Efuse operation
//
static u8
efuse_OneByteRead(struct net_device* dev,u16 addr,u8 *data);
static u8
efuse_OneByteWrite(struct net_device* dev,u16 addr, u8 data);
//
// HW setting map file operation
//
static void
efuse_ReadAllMap(struct net_device* dev,u8 *Efuse);
#ifdef TO_DO_LIST
static void
efuse_WriteAllMap(struct net_device* dev,u8 *eeprom,u32 eeprom_size);
static bool
efuse_ParsingMap(char* szStr,u32* pu4bVal,u32* pu4bMove);
#endif
//
// Reald Efuse R/W or other operation API.
//
static u8
efuse_PgPacketRead( struct net_device* dev,u8 offset,u8 *data);
static u32
efuse_PgPacketWrite(struct net_device* dev,u8 offset,u8 word_en,u8 *data);
static void
efuse_WordEnableDataRead( u8 word_en,u8 *sourdata,u8 *targetdata);
static u8
efuse_WordEnableDataWrite( struct net_device* dev, u16 efuse_addr, u8 word_en, u8 *data);
static void
efuse_PowerSwitch(struct net_device* dev,u8 PwrState);
static u16
efuse_GetCurrentSize(struct net_device* dev);
static u8
efuse_CalculateWordCnts(u8 word_en);
//
// API for power on power off!!!
//
#ifdef TO_DO_LIST
static void efuse_reg_ctrl(struct net_device* dev, u8 bPowerOn);
#endif
/*-----------------------------------------------------------------------------
* Function: EFUSE_Initialize
*
* Overview: Copy from WMAC fot EFUSE testing setting init.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 09/23/2008 MHC Copy from WMAC.
*
*---------------------------------------------------------------------------*/
extern void
EFUSE_Initialize(struct net_device* dev)
{
u8 Bytetemp = {0x00};
u8 temp = {0x00};
//Enable Digital Core Vdd : 0x2[13]=1
Bytetemp = read_nic_byte(dev, SYS_FUNC_EN+1);
temp = Bytetemp | 0x20;
write_nic_byte(dev, SYS_FUNC_EN+1, temp);
//EE loader to retention path1: attach 0x0[8]=0
Bytetemp = read_nic_byte(dev, SYS_ISO_CTRL+1);
temp = Bytetemp & 0xFE;
write_nic_byte(dev, SYS_ISO_CTRL+1, temp);
//Enable E-fuse use 2.5V LDO : 0x37[7]=1
Bytetemp = read_nic_byte(dev, EFUSE_TEST+3);
temp = Bytetemp | 0x80;
write_nic_byte(dev, EFUSE_TEST+3, temp);
//E-fuse clk switch from 500k to 40M : 0x2F8[1:0]=11b
write_nic_byte(dev, 0x2F8, 0x3);
//Set E-fuse program time & read time : 0x30[30:24]=1110010b
write_nic_byte(dev, EFUSE_CTRL+3, 0x72);
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_Read1Byte
*
* Overview: Copy from WMAC fot EFUSE read 1 byte.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 09/23/2008 MHC Copy from WMAC.
*
*---------------------------------------------------------------------------*/
extern u8
EFUSE_Read1Byte(struct net_device* dev, u16 Address)
{
u8 data;
u8 Bytetemp = {0x00};
u8 temp = {0x00};
u32 k=0;
if (Address < EFUSE_MAC_LEN) //E-fuse 512Byte
{
//Write E-fuse Register address bit0~7
temp = Address & 0xFF;
write_nic_byte(dev, EFUSE_CTRL+1, temp);
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+2);
//Write E-fuse Register address bit8~9
temp = ((Address >> 8) & 0x03) | (Bytetemp & 0xFC);
write_nic_byte(dev, EFUSE_CTRL+2, temp);
//Write 0x30[31]=0
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+3);
temp = Bytetemp & 0x7F;
write_nic_byte(dev, EFUSE_CTRL+3, temp);
//Wait Write-ready (0x30[31]=1)
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+3);
while(!(Bytetemp & 0x80))
{
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+3);
k++;
if(k==1000)
{
k=0;
break;
}
}
data=read_nic_byte(dev, EFUSE_CTRL);
return data;
}
else
return 0xFF;
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_Write1Byte
*
* Overview: Copy from WMAC fot EFUSE write 1 byte.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 09/23/2008 MHC Copy from WMAC.
*
*---------------------------------------------------------------------------*/
extern void
EFUSE_Write1Byte(struct net_device* dev, u16 Address,u8 Value)
{
u8 Bytetemp = {0x00};
u8 temp = {0x00};
u32 k=0;
if( Address < EFUSE_MAC_LEN) //E-fuse 512Byte
{
write_nic_byte(dev, EFUSE_CTRL, Value);
//Write E-fuse Register address bit0~7
temp = Address & 0xFF;
write_nic_byte(dev, EFUSE_CTRL+1, temp);
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+2);
//Write E-fuse Register address bit8~9
temp = ((Address >> 8) & 0x03) | (Bytetemp & 0xFC);
write_nic_byte(dev, EFUSE_CTRL+2, temp);
//Write 0x30[31]=1
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+3);
temp = Bytetemp | 0x80;
write_nic_byte(dev, EFUSE_CTRL+3, temp);
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+3);
while(Bytetemp & 0x80)
{
Bytetemp = read_nic_byte(dev, EFUSE_CTRL+3);
k++;
if(k==100)
{
k=0;
break;
}
}
}
}
#ifdef EFUSE_FOR_92SU
//
// Description:
// 1. Process CR93C46 Data polling cycle.
// 2. Refered from SD1 Richard.
//
// Assumption:
// 1. Boot from E-Fuse and successfully auto-load.
// 2. PASSIVE_LEVEL (USB interface)
//
// Created by Roger, 2008.10.21.
//
void do_93c46(struct net_device* dev, u8 addorvalue)
{
u8 cs[1] = {0x88}; // cs=1 , sk=0 , di=0 , do=0
u8 cssk[1] = {0x8c}; // cs=1 , sk=1 , di=0 , do=0
u8 csdi[1] = {0x8a}; // cs=1 , sk=0 , di=1 , do=0
u8 csskdi[1] = {0x8e}; // cs=1 , sk=1 , di=1 , do=0
u8 count;
for(count=0 ; count<8 ; count++)
{
if((addorvalue&0x80)!=0)
{
write_nic_byte(dev, EPROM_CMD, csdi[0]);
write_nic_byte(dev, EPROM_CMD, csskdi[0]);
}
else
{
write_nic_byte(dev, EPROM_CMD, cs[0]);
write_nic_byte(dev, EPROM_CMD, cssk[0]);
}
addorvalue = addorvalue << 1;
}
}
//
// Description:
// Process CR93C46 Data read polling cycle.
// Refered from SD1 Richard.
//
// Assumption:
// 1. Boot from E-Fuse and successfully auto-load.
// 2. PASSIVE_LEVEL (USB interface)
//
// Created by Roger, 2008.10.21.
//
u16 Read93C46(struct net_device* dev, u16 Reg )
{
u8 clear[1] = {0x0}; // cs=0 , sk=0 , di=0 , do=0
u8 cs[1] = {0x88}; // cs=1 , sk=0 , di=0 , do=0
u8 cssk[1] = {0x8c}; // cs=1 , sk=1 , di=0 , do=0
u8 csdi[1] = {0x8a}; // cs=1 , sk=0 , di=1 , do=0
u8 csskdi[1] = {0x8e}; // cs=1 , sk=1 , di=1 , do=0
u8 EepromSEL[1]={0x00};
u8 address;
u16 storedataF[1] = {0x0}; //93c46 data packet for 16bits
u8 t,data[1],storedata[1];
address = (u8)Reg;
*EepromSEL= read_nic_byte(dev, EPROM_CMD);
if((*EepromSEL & 0x10) == 0x10) // select 93c46
{
address = address | 0x80;
write_nic_byte(dev, EPROM_CMD, csdi[0]);
write_nic_byte(dev, EPROM_CMD, csskdi[0]);
do_93c46(dev, address);
}
for(t=0 ; t<16 ; t++) //if read 93c46 , t=16
{
write_nic_byte(dev, EPROM_CMD, cs[0]);
write_nic_byte(dev, EPROM_CMD, cssk[0]);
*data= read_nic_byte(dev, EPROM_CMD);
if(*data & 0x8d) //original code
{
*data = *data & 0x01;
*storedata = *data;
}
else
{
*data = *data & 0x01 ;
*storedata = *data;
}
*storedataF = (*storedataF << 1 ) + *storedata;
}
write_nic_byte(dev, EPROM_CMD, cs[0]);
write_nic_byte(dev, EPROM_CMD, clear[0]);
return *storedataF;
}
//
// Description:
// Execute E-Fuse read byte operation.
// Refered from SD1 Richard.
//
// Assumption:
// 1. Boot from E-Fuse and successfully auto-load.
// 2. PASSIVE_LEVEL (USB interface)
//
// Created by Roger, 2008.10.21.
//
void
ReadEFuseByte(struct net_device* dev,u16 _offset, u8 *pbuf)
{
u32 value32;
u8 readbyte;
u16 retry;
//Write Address
write_nic_byte(dev, EFUSE_CTRL+1, (_offset & 0xff));
readbyte = read_nic_byte(dev, EFUSE_CTRL+2);
write_nic_byte(dev, EFUSE_CTRL+2, ((_offset >> 8) & 0x03) | (readbyte & 0xfc));
//Write bit 32 0
readbyte = read_nic_byte(dev, EFUSE_CTRL+3);
write_nic_byte(dev, EFUSE_CTRL+3, (readbyte & 0x7f));
//Check bit 32 read-ready
retry = 0;
value32 = read_nic_dword(dev, EFUSE_CTRL);
while(!(((value32 >> 24) & 0xff) & 0x80) && (retry<10000))
{
value32 = read_nic_dword(dev, EFUSE_CTRL);
retry++;
}
*pbuf = (u8)(value32 & 0xff);
}
#define EFUSE_READ_SWITCH 1
//
// Description:
// 1. Execute E-Fuse read byte operation according as map offset and
// save to E-Fuse table.
// 2. Refered from SD1 Richard.
//
// Assumption:
// 1. Boot from E-Fuse and successfully auto-load.
// 2. PASSIVE_LEVEL (USB interface)
//
// Created by Roger, 2008.10.21.
//
void
ReadEFuse(struct net_device* dev, u16 _offset, u16 _size_byte, u8 *pbuf)
{
struct r8192_priv *priv = ieee80211_priv(dev);
u8 efuseTbl[EFUSE_MAP_LEN];
u8 rtemp8[1];
u16 eFuse_Addr = 0;
u8 offset, wren;
u16 i, j;
u16 eFuseWord[EFUSE_MAX_SECTION][EFUSE_MAX_WORD_UNIT];
u16 efuse_utilized = 0;
u16 efuse_usage = 0;
if((_offset + _size_byte)>EFUSE_MAP_LEN)
{
printk("ReadEFuse(): Invalid offset with read bytes!!\n");
return;
}
for(i = 0; i < EFUSE_MAX_SECTION; i++)
for(j = 0; j < EFUSE_MAX_WORD_UNIT; j++)
eFuseWord[i][j]=0xFFFF;
#if (EFUSE_READ_SWITCH == 1)
ReadEFuseByte(dev, eFuse_Addr, rtemp8);
#else
rtemp8[0] = EFUSE_Read1Byte(dev, eFuse_Addr);
#endif
if(*rtemp8 != 0xFF){
efuse_utilized++;
RT_TRACE(COMP_EPROM, "Addr=%d\n", eFuse_Addr);
eFuse_Addr++;
}
while((*rtemp8 != 0xFF) && (eFuse_Addr < EFUSE_REAL_CONTENT_LEN))
{
offset = ((*rtemp8 >> 4) & 0x0f);
if(offset < EFUSE_MAX_SECTION)
{
wren = (*rtemp8 & 0x0f);
RT_TRACE(COMP_EPROM, "Offset-%d Worden=%x\n", offset, wren);
for(i = 0; i < EFUSE_MAX_WORD_UNIT; i++)
{
if(!(wren & 0x01))
{
RT_TRACE(COMP_EPROM, "Addr=%d\n", eFuse_Addr);
#if (EFUSE_READ_SWITCH == 1)
ReadEFuseByte(dev, eFuse_Addr, rtemp8); eFuse_Addr++;
#else
rtemp8[0] = EFUSE_Read1Byte(dev, eFuse_Addr); eFuse_Addr++;
#endif
efuse_utilized++;
eFuseWord[offset][i] = (*rtemp8 & 0xff);
if(eFuse_Addr >= EFUSE_REAL_CONTENT_LEN)
break;
RT_TRACE(COMP_EPROM, "Addr=%d\n", eFuse_Addr);
#if (EFUSE_READ_SWITCH == 1)
ReadEFuseByte(dev, eFuse_Addr, rtemp8); eFuse_Addr++;
#else
rtemp8[0] = EFUSE_Read1Byte(dev, eFuse_Addr); eFuse_Addr++;
#endif
efuse_utilized++;
eFuseWord[offset][i] |= (((u16)*rtemp8 << 8) & 0xff00);
if(eFuse_Addr >= EFUSE_REAL_CONTENT_LEN)
break;
}
wren >>= 1;
}
}
RT_TRACE(COMP_EPROM, "Addr=%d\n", eFuse_Addr);
#if (EFUSE_READ_SWITCH == 1)
ReadEFuseByte(dev, eFuse_Addr, rtemp8);
#else
rtemp8[0] = EFUSE_Read1Byte(dev, eFuse_Addr); eFuse_Addr++;
#endif
if(*rtemp8 != 0xFF && (eFuse_Addr < 512))
{
efuse_utilized++;
eFuse_Addr++;
}
}
for(i=0; i<EFUSE_MAX_SECTION; i++)
{
for(j=0; j<EFUSE_MAX_WORD_UNIT; j++)
{
efuseTbl[(i*8)+(j*2)]=(eFuseWord[i][j] & 0xff);
efuseTbl[(i*8)+((j*2)+1)]=((eFuseWord[i][j] >> 8) & 0xff);
}
}
for(i=0; i<_size_byte; i++)
pbuf[i] = efuseTbl[_offset+i];
efuse_usage = (u8)((efuse_utilized*100)/EFUSE_REAL_CONTENT_LEN);
priv->EfuseUsedBytes = efuse_utilized;
priv->EfuseUsedPercentage = (u8)efuse_usage;
}
#endif
extern bool
EFUSE_ShadowUpdateChk(struct net_device* dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
u8 SectionIdx, i, Base;
u16 WordsNeed = 0, HdrNum = 0, TotalBytes = 0, EfuseUsed = 0;
bool bWordChanged, bResult = true;
for (SectionIdx = 0; SectionIdx < 16; SectionIdx++)
{
Base = SectionIdx * 8;
bWordChanged = false;
for (i = 0; i < 8; i=i+2)
{
if((priv->EfuseMap[EFUSE_INIT_MAP][Base+i] !=
priv->EfuseMap[EFUSE_MODIFY_MAP][Base+i]) ||
(priv->EfuseMap[EFUSE_INIT_MAP][Base+i+1] !=
priv->EfuseMap[EFUSE_MODIFY_MAP][Base+i+1]))
{
WordsNeed++;
bWordChanged = true;
}
}
if( bWordChanged==true )
HdrNum++;
}
TotalBytes = HdrNum + WordsNeed*2;
EfuseUsed = priv->EfuseUsedBytes;
if( (TotalBytes + EfuseUsed) >= (EFUSE_MAX_SIZE-EFUSE_OOB_PROTECT_BYTES))
bResult = true;
RT_TRACE(COMP_EPROM, "EFUSE_ShadowUpdateChk(): TotalBytes(%x), HdrNum(%x), WordsNeed(%x), EfuseUsed(%d)\n",
TotalBytes, HdrNum, WordsNeed, EfuseUsed);
return bResult;
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_ShadowRead
*
* Overview: Read from efuse init map !!!!!
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/12/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
extern void
EFUSE_ShadowRead( struct net_device* dev, u8 Type, u16 Offset, u32 *Value)
{
if (Type == 1)
efuse_ShadowRead1Byte(dev, Offset, (u8 *)Value);
else if (Type == 2)
efuse_ShadowRead2Byte(dev, Offset, (u16 *)Value);
else if (Type == 4)
efuse_ShadowRead4Byte(dev, Offset, (u32 *)Value);
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_ShadowWrite
*
* Overview: Write efuse modify map for later update operation to use!!!!!
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/12/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
extern void
EFUSE_ShadowWrite( struct net_device* dev, u8 Type, u16 Offset,u32 Value)
{
if (Offset >= 0x18 && Offset <= 0x1F)
return;
if (Type == 1)
efuse_ShadowWrite1Byte(dev, Offset, (u8)Value);
else if (Type == 2)
efuse_ShadowWrite2Byte(dev, Offset, (u16)Value);
else if (Type == 4)
efuse_ShadowWrite4Byte(dev, Offset, (u32)Value);
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_ShadowUpdate
*
* Overview: Compare init and modify map to update Efuse!!!!!
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/12/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
extern bool
EFUSE_ShadowUpdate(struct net_device* dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
u16 i, offset, base = 0;
u8 word_en = 0x0F;
bool first_pg = false;
RT_TRACE(COMP_EPROM, "--->EFUSE_ShadowUpdate()\n");
if(!EFUSE_ShadowUpdateChk(dev))
{
efuse_ReadAllMap(dev, &priv->EfuseMap[EFUSE_INIT_MAP][0]);
memcpy((void *)&priv->EfuseMap[EFUSE_MODIFY_MAP][0],
(void *)&priv->EfuseMap[EFUSE_INIT_MAP][0], HWSET_MAX_SIZE_92S);
RT_TRACE(COMP_EPROM, "<---EFUSE_ShadowUpdate(): Efuse out of capacity!!\n");
return false;
}
efuse_PowerSwitch(dev, TRUE);
//
// Efuse support 16 write are with PG header packet!!!!
//
for (offset = 0; offset < 16; offset++)
{
// Offset 0x18-1F are reserved now!!!
word_en = 0x0F;
base = offset * 8;
//
// Decide Word Enable Bit for the Efuse section
// One section contain 4 words = 8 bytes!!!!!
//
for (i = 0; i < 8; i++)
{
if (first_pg == TRUE)
{
word_en &= ~(1<<(i/2));
RT_TRACE(COMP_EPROM,"Section(%x) Addr[%x] %x update to %x, Word_En=%02x\n",
offset, base+i, priv->EfuseMap[EFUSE_INIT_MAP][base+i],
priv->EfuseMap[EFUSE_MODIFY_MAP][base+i],word_en);
priv->EfuseMap[EFUSE_INIT_MAP][base+i] =
priv->EfuseMap[EFUSE_MODIFY_MAP][base+i];
}else
{
if ( priv->EfuseMap[EFUSE_INIT_MAP][base+i] !=
priv->EfuseMap[EFUSE_MODIFY_MAP][base+i])
{
word_en &= ~(EFUSE_BIT(i/2));
RT_TRACE(COMP_EPROM, "Section(%x) Addr[%x] %x update to %x, Word_En=%02x\n",
offset, base+i, priv->EfuseMap[0][base+i],
priv->EfuseMap[1][base+i],word_en);
// Update init table!!!
priv->EfuseMap[EFUSE_INIT_MAP][base+i] =
priv->EfuseMap[EFUSE_MODIFY_MAP][base+i];
}
}
}
//
// Call Efuse real write section !!!!
//
if (word_en != 0x0F)
{
u8 tmpdata[8];
memcpy((void *)tmpdata, (void *)&(priv->EfuseMap[EFUSE_MODIFY_MAP][base]), 8);
RT_TRACE(COMP_INIT, "U-EFUSE\n");
if(!efuse_PgPacketWrite(dev,(u8)offset,word_en,tmpdata))
{
RT_TRACE(COMP_EPROM,"EFUSE_ShadowUpdate(): PG section(%x) fail!!\n", offset);
break;
}
}
}
// For warm reboot, we must resume Efuse clock to 500K.
efuse_PowerSwitch(dev, FALSE);
efuse_ReadAllMap(dev, &priv->EfuseMap[EFUSE_INIT_MAP][0]);
memcpy((void *)&priv->EfuseMap[EFUSE_MODIFY_MAP][0],
(void *)&priv->EfuseMap[EFUSE_INIT_MAP][0], HWSET_MAX_SIZE_92S);
return true;
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_ShadowMapUpdate
*
* Overview: Transfer current EFUSE content to shadow init and modify map.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/13/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
extern void EFUSE_ShadowMapUpdate(struct net_device* dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
if (priv->AutoloadFailFlag == true){
memset(&(priv->EfuseMap[EFUSE_INIT_MAP][0]), 0xff, 128);
}else{
efuse_ReadAllMap(dev, &priv->EfuseMap[EFUSE_INIT_MAP][0]);
}
memcpy((void *)&priv->EfuseMap[EFUSE_MODIFY_MAP][0],
(void *)&priv->EfuseMap[EFUSE_INIT_MAP][0], HWSET_MAX_SIZE_92S);
}
extern void
EFUSE_ForceWriteVendorId( struct net_device* dev)
{
u8 tmpdata[8] = {0xFF, 0xFF, 0xEC, 0x10, 0xFF, 0xFF, 0xFF, 0xFF};
efuse_PowerSwitch(dev, TRUE);
efuse_PgPacketWrite(dev, 1, 0xD, tmpdata);
efuse_PowerSwitch(dev, FALSE);
}
/*-----------------------------------------------------------------------------
* Function: efuse_ShadowRead1Byte
* efuse_ShadowRead2Byte
* efuse_ShadowRead4Byte
*
* Overview: Read from efuse init map by one/two/four bytes !!!!!
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/12/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
static void
efuse_ShadowRead1Byte(struct net_device* dev, u16 Offset, u8 *Value)
{
struct r8192_priv *priv = ieee80211_priv(dev);
*Value = priv->EfuseMap[EFUSE_MODIFY_MAP][Offset];
}
//---------------Read Two Bytes
static void
efuse_ShadowRead2Byte(struct net_device* dev, u16 Offset, u16 *Value)
{
struct r8192_priv *priv = ieee80211_priv(dev);
*Value = priv->EfuseMap[EFUSE_MODIFY_MAP][Offset];
*Value |= priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+1]<<8;
}
//---------------Read Four Bytes
static void
efuse_ShadowRead4Byte(struct net_device* dev, u16 Offset, u32 *Value)
{
struct r8192_priv *priv = ieee80211_priv(dev);
*Value = priv->EfuseMap[EFUSE_MODIFY_MAP][Offset];
*Value |= priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+1]<<8;
*Value |= priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+2]<<16;
*Value |= priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+3]<<24;
}
/*-----------------------------------------------------------------------------
* Function: efuse_ShadowWrite1Byte
* efuse_ShadowWrite2Byte
* efuse_ShadowWrite4Byte
*
* Overview: Write efuse modify map by one/two/four byte.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/12/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
static void
efuse_ShadowWrite1Byte(struct net_device* dev, u16 Offset, u8 Value)
{
struct r8192_priv *priv = ieee80211_priv(dev);
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset] = Value;
}
//---------------Write Two Bytes
static void
efuse_ShadowWrite2Byte(struct net_device* dev, u16 Offset, u16 Value)
{
struct r8192_priv *priv = ieee80211_priv(dev);
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset] = Value&0x00FF;
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+1] = Value>>8;
}
//---------------Write Four Bytes
static void
efuse_ShadowWrite4Byte(struct net_device* dev, u16 Offset, u32 Value)
{
struct r8192_priv *priv = ieee80211_priv(dev);
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset] = (u8)(Value&0x000000FF);
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+1] = (u8)((Value>>8)&0x0000FF);
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+2] = (u8)((Value>>16)&0x00FF);
priv->EfuseMap[EFUSE_MODIFY_MAP][Offset+3] = (u8)((Value>>24)&0xFF);
}
static u8
efuse_OneByteRead(struct net_device* dev, u16 addr,u8 *data)
{
u8 tmpidx = 0;
u8 bResult;
// -----------------e-fuse reg ctrl ---------------------------------
//address
write_nic_byte(dev, EFUSE_CTRL+1, (u8)(addr&0xff));
write_nic_byte(dev, EFUSE_CTRL+2, ((u8)((addr>>8) &0x03) ) |
(read_nic_byte(dev, EFUSE_CTRL+2)&0xFC ));
write_nic_byte(dev, EFUSE_CTRL+3, 0x72);//read cmd
while(!(0x80 &read_nic_byte(dev, EFUSE_CTRL+3))&&(tmpidx<100))
{
tmpidx++;
}
if(tmpidx<100)
{
*data=read_nic_byte(dev, EFUSE_CTRL);
bResult = TRUE;
}
else
{
*data = 0xff;
bResult = FALSE;
}
return bResult;
}
/* 11/16/2008 MH Write one byte to reald Efuse. */
static u8
efuse_OneByteWrite(struct net_device* dev, u16 addr, u8 data)
{
u8 tmpidx = 0;
u8 bResult;
// -----------------e-fuse reg ctrl ---------------------------------
//address
write_nic_byte(dev, EFUSE_CTRL+1, (u8)(addr&0xff));
write_nic_byte(dev, EFUSE_CTRL+2,
read_nic_byte(dev, EFUSE_CTRL+2)|(u8)((addr>>8)&0x03) );
write_nic_byte(dev, EFUSE_CTRL, data);//data
write_nic_byte(dev, EFUSE_CTRL+3, 0xF2);//write cmd
while((0x80 & read_nic_byte(dev, EFUSE_CTRL+3)) && (tmpidx<100) ){
tmpidx++;
}
if(tmpidx<100)
{
bResult = TRUE;
}
else
{
bResult = FALSE;
}
return bResult;
}
/*-----------------------------------------------------------------------------
* Function: efuse_ReadAllMap
*
* Overview: Read All Efuse content
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/11/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
static void
efuse_ReadAllMap(struct net_device* dev, u8 *Efuse)
{
//
// We must enable clock and LDO 2.5V otherwise, read all map will be fail!!!!
//
efuse_PowerSwitch(dev, TRUE);
ReadEFuse(dev, 0, 128, Efuse);
efuse_PowerSwitch(dev, FALSE);
}
/*-----------------------------------------------------------------------------
* Function: efuse_WriteAllMap
*
* Overview: Write All Efuse content
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/11/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
#ifdef TO_DO_LIST
static void
efuse_WriteAllMap(struct net_device* dev,u8 *eeprom, u32 eeprom_size)
{
unsigned char word_en = 0x00;
unsigned char tmpdata[8];
unsigned char offset;
// For Efuse write action, we must enable LDO2.5V and 40MHZ clk.
efuse_PowerSwitch(dev, TRUE);
//sdio contents
for(offset=0 ; offset< eeprom_size/PGPKT_DATA_SIZE ; offset++)
{
// 92S will only reserv 0x18-1F 8 bytes now. The 3rd efuse write area!
if (IS_HARDWARE_TYPE_8192SE(dev))
{
// Refer to
// 0x18-1f Reserve >0x50 Reserve for tx power
if (offset == 3/* || offset > 9*/)
continue;//word_en = 0x0F;
else
word_en = 0x00;
}
memcpy(tmpdata, (eeprom+(offset*PGPKT_DATA_SIZE)), 8);
efuse_PgPacketWrite(dev,offset,word_en,tmpdata);
}
// For warm reboot, we must resume Efuse clock to 500K.
efuse_PowerSwitch(dev, FALSE);
}
#endif
/*-----------------------------------------------------------------------------
* Function: efuse_PgPacketRead
*
* Overview: Receive dedicated Efuse are content. For92s, we support 16
* area now. It will return 8 bytes content for every area.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/16/2008 MHC Reorganize code Arch and assign as local API.
*
*---------------------------------------------------------------------------*/
static u8
efuse_PgPacketRead( struct net_device* dev, u8 offset, u8 *data)
{
u8 ReadState = PG_STATE_HEADER;
bool bContinual = TRUE;
bool bDataEmpty = TRUE ;
u8 efuse_data,word_cnts=0;
u16 efuse_addr = 0;
u8 hoffset=0,hworden=0;
u8 tmpidx=0;
u8 tmpdata[8];
if(data==NULL) return FALSE;
if(offset>15) return FALSE;
memset(data, 0xff, sizeof(u8)*PGPKT_DATA_SIZE);
memset(tmpdata, 0xff, sizeof(u8)*PGPKT_DATA_SIZE);
while(bContinual && (efuse_addr < EFUSE_MAX_SIZE) )
{
//------- Header Read -------------
if(ReadState & PG_STATE_HEADER)
{
if(efuse_OneByteRead(dev, efuse_addr ,&efuse_data)&&(efuse_data!=0xFF)){
hoffset = (efuse_data>>4) & 0x0F;
hworden = efuse_data & 0x0F;
word_cnts = efuse_CalculateWordCnts(hworden);
bDataEmpty = TRUE ;
if(hoffset==offset){
for(tmpidx = 0;tmpidx< word_cnts*2 ;tmpidx++){
if(efuse_OneByteRead(dev, efuse_addr+1+tmpidx ,&efuse_data) ){
tmpdata[tmpidx] = efuse_data;
if(efuse_data!=0xff){
bDataEmpty = FALSE;
}
}
}
if(bDataEmpty==FALSE){
ReadState = PG_STATE_DATA;
}else{//read next header
efuse_addr = efuse_addr + (word_cnts*2)+1;
ReadState = PG_STATE_HEADER;
}
}
else{//read next header
efuse_addr = efuse_addr + (word_cnts*2)+1;
ReadState = PG_STATE_HEADER;
}
}
else{
bContinual = FALSE ;
}
}
//------- Data section Read -------------
else if(ReadState & PG_STATE_DATA)
{
efuse_WordEnableDataRead(hworden,tmpdata,data);
efuse_addr = efuse_addr + (word_cnts*2)+1;
ReadState = PG_STATE_HEADER;
}
}
if( (data[0]==0xff) &&(data[1]==0xff) && (data[2]==0xff) && (data[3]==0xff) &&
(data[4]==0xff) &&(data[5]==0xff) && (data[6]==0xff) && (data[7]==0xff))
return FALSE;
else
return TRUE;
}
/*-----------------------------------------------------------------------------
* Function: efuse_PgPacketWrite
*
* Overview: Send A G package for different section in real efuse area.
* For 92S, One PG package contain 8 bytes content and 4 word
* unit. PG header = 0x[bit7-4=offset][bit3-0word enable]
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/16/2008 MHC Reorganize code Arch and assign as local API.
*
*---------------------------------------------------------------------------*/
static u32 efuse_PgPacketWrite(struct net_device* dev, u8 offset, u8 word_en,u8 *data)
{
u8 WriteState = PG_STATE_HEADER;
bool bContinual = TRUE,bDataEmpty=TRUE, bResult = TRUE;
u16 efuse_addr = 0;
u8 efuse_data;
u8 pg_header = 0;
u8 tmp_word_cnts=0,target_word_cnts=0;
u8 tmp_header,match_word_en,tmp_word_en;
PGPKT_STRUCT target_pkt;
PGPKT_STRUCT tmp_pkt;
u8 originaldata[sizeof(u8)*8];
u8 tmpindex = 0,badworden = 0x0F;
static u32 repeat_times = 0;
if( efuse_GetCurrentSize(dev) >= EFUSE_MAX_SIZE)
{
printk("efuse_PgPacketWrite error \n");
return FALSE;
}
// Init the 8 bytes content as 0xff
target_pkt.offset = offset;
target_pkt.word_en= word_en;
//PlatformFillMemory((PVOID)target_pkt.data, sizeof(u8)*8, 0xFF);
memset(target_pkt.data,0xFF,sizeof(u8)*8);
efuse_WordEnableDataRead(word_en,data,target_pkt.data);
target_word_cnts = efuse_CalculateWordCnts(target_pkt.word_en);
printk("EFUSE Power ON\n");
while( bContinual && (efuse_addr < EFUSE_MAX_SIZE) )
{
if(WriteState==PG_STATE_HEADER)
{
bDataEmpty=TRUE;
badworden = 0x0F;
//************ so *******************
printk("EFUSE PG_STATE_HEADER\n");
if ( efuse_OneByteRead(dev, efuse_addr ,&efuse_data) &&
(efuse_data!=0xFF))
{
tmp_header = efuse_data;
tmp_pkt.offset = (tmp_header>>4) & 0x0F;
tmp_pkt.word_en = tmp_header & 0x0F;
tmp_word_cnts = efuse_CalculateWordCnts(tmp_pkt.word_en);
//************ so-1 *******************
if(tmp_pkt.offset != target_pkt.offset)
{
efuse_addr = efuse_addr + (tmp_word_cnts*2) +1; //Next pg_packet
#if (EFUSE_ERROE_HANDLE == 1)
WriteState = PG_STATE_HEADER;
#endif
}
else
{
//************ so-2 *******************
for(tmpindex=0 ; tmpindex<(tmp_word_cnts*2) ; tmpindex++)
{
if(efuse_OneByteRead(dev, (efuse_addr+1+tmpindex) ,&efuse_data)&&(efuse_data != 0xFF)){
bDataEmpty = FALSE;
}
}
//************ so-2-1 *******************
if(bDataEmpty == FALSE)
{
efuse_addr = efuse_addr + (tmp_word_cnts*2) +1; //Next pg_packet
#if (EFUSE_ERROE_HANDLE == 1)
WriteState=PG_STATE_HEADER;
#endif
}
else
{//************ so-2-2 *******************
match_word_en = 0x0F;
if( !( (target_pkt.word_en&BIT0)|(tmp_pkt.word_en&BIT0) ))
{
match_word_en &= (~BIT0);
}
if( !( (target_pkt.word_en&BIT1)|(tmp_pkt.word_en&BIT1) ))
{
match_word_en &= (~BIT1);
}
if( !( (target_pkt.word_en&BIT2)|(tmp_pkt.word_en&BIT2) ))
{
match_word_en &= (~BIT2);
}
if( !( (target_pkt.word_en&BIT3)|(tmp_pkt.word_en&BIT3) ))
{
match_word_en &= (~BIT3);
}
//************ so-2-2-A *******************
if((match_word_en&0x0F)!=0x0F)
{
badworden = efuse_WordEnableDataWrite(dev,efuse_addr+1, tmp_pkt.word_en ,target_pkt.data);
//************ so-2-2-A-1 *******************
if(0x0F != (badworden&0x0F))
{
u8 reorg_offset = offset;
u8 reorg_worden=badworden;
efuse_PgPacketWrite(dev,reorg_offset,reorg_worden,originaldata);
}
tmp_word_en = 0x0F;
if( (target_pkt.word_en&BIT0)^(match_word_en&BIT0) )
{
tmp_word_en &= (~BIT0);
}
if( (target_pkt.word_en&BIT1)^(match_word_en&BIT1) )
{
tmp_word_en &= (~BIT1);
}
if( (target_pkt.word_en&BIT2)^(match_word_en&BIT2) )
{
tmp_word_en &= (~BIT2);
}
if( (target_pkt.word_en&BIT3)^(match_word_en&BIT3) )
{
tmp_word_en &=(~BIT3);
}
//************ so-2-2-A-2 *******************
if((tmp_word_en&0x0F)!=0x0F){
//reorganize other pg packet
efuse_addr = efuse_GetCurrentSize(dev);
target_pkt.offset = offset;
target_pkt.word_en= tmp_word_en;
}else{
bContinual = FALSE;
}
#if (EFUSE_ERROE_HANDLE == 1)
WriteState=PG_STATE_HEADER;
repeat_times++;
if(repeat_times>EFUSE_REPEAT_THRESHOLD_){
bContinual = FALSE;
bResult = FALSE;
}
#endif
}
else{//************ so-2-2-B *******************
//reorganize other pg packet
efuse_addr = efuse_addr + (2*tmp_word_cnts) +1;//next pg packet addr
target_pkt.offset = offset;
target_pkt.word_en= target_pkt.word_en;
#if (EFUSE_ERROE_HANDLE == 1)
WriteState=PG_STATE_HEADER;
#endif
}
}
}
printk("EFUSE PG_STATE_HEADER-1\n");
}
else //************ s1: header == oxff *******************
{
pg_header = ((target_pkt.offset << 4)&0xf0) |target_pkt.word_en;
efuse_OneByteWrite(dev,efuse_addr, pg_header);
efuse_OneByteRead(dev,efuse_addr, &tmp_header);
if(tmp_header == pg_header)
{ //************ s1-1*******************
WriteState = PG_STATE_DATA;
}
#if (EFUSE_ERROE_HANDLE == 1)
else if(tmp_header == 0xFF){//************ s1-3: if Write or read func doesn't work *******************
//efuse_addr doesn't change
WriteState = PG_STATE_HEADER;
repeat_times++;
if(repeat_times>EFUSE_REPEAT_THRESHOLD_){
bContinual = FALSE;
bResult = FALSE;
}
}
#endif
else
{//************ s1-2 : fixed the header procedure *******************
tmp_pkt.offset = (tmp_header>>4) & 0x0F;
tmp_pkt.word_en= tmp_header & 0x0F;
tmp_word_cnts = efuse_CalculateWordCnts(tmp_pkt.word_en);
//************ s1-2-A :cover the exist data *******************
memset(originaldata,0xff,sizeof(u8)*8);
if(efuse_PgPacketRead( dev, tmp_pkt.offset,originaldata))
{ //check if data exist
badworden = efuse_WordEnableDataWrite(dev,efuse_addr+1,tmp_pkt.word_en,originaldata);
if(0x0F != (badworden&0x0F))
{
u8 reorg_offset = tmp_pkt.offset;
u8 reorg_worden=badworden;
efuse_PgPacketWrite(dev,reorg_offset,reorg_worden,originaldata);
efuse_addr = efuse_GetCurrentSize(dev);
}
else{
efuse_addr = efuse_addr + (tmp_word_cnts*2) +1; //Next pg_packet
}
}
//************ s1-2-B: wrong address*******************
else
{
efuse_addr = efuse_addr + (tmp_word_cnts*2) +1; //Next pg_packet
}
#if (EFUSE_ERROE_HANDLE == 1)
WriteState=PG_STATE_HEADER;
repeat_times++;
if(repeat_times>EFUSE_REPEAT_THRESHOLD_){
bContinual = FALSE;
bResult = FALSE;
}
#endif
printk("EFUSE PG_STATE_HEADER-2\n");
}
}
}
//write data state
else if(WriteState==PG_STATE_DATA)
{ //************ s1-1 *******************
printk("EFUSE PG_STATE_DATA\n");
badworden = 0x0f;
badworden = efuse_WordEnableDataWrite(dev,efuse_addr+1,target_pkt.word_en,target_pkt.data);
if((badworden&0x0F)==0x0F)
{ //************ s1-1-A *******************
bContinual = FALSE;
}
else
{//reorganize other pg packet //************ s1-1-B *******************
efuse_addr = efuse_addr + (2*target_word_cnts) +1;//next pg packet addr
target_pkt.offset = offset;
target_pkt.word_en= badworden;
target_word_cnts = efuse_CalculateWordCnts(target_pkt.word_en);
#if (EFUSE_ERROE_HANDLE == 1)
WriteState=PG_STATE_HEADER;
repeat_times++;
if(repeat_times>EFUSE_REPEAT_THRESHOLD_){
bContinual = FALSE;
bResult = FALSE;
}
#endif
printk("EFUSE PG_STATE_HEADER-3\n");
}
}
}
if(efuse_addr >= (EFUSE_MAX_SIZE-EFUSE_OOB_PROTECT_BYTES))
{
RT_TRACE(COMP_EPROM, "efuse_PgPacketWrite(): efuse_addr(%x) Out of size!!\n", efuse_addr);
}
return TRUE;
}
/*-----------------------------------------------------------------------------
* Function: efuse_WordEnableDataRead
*
* Overview: Read allowed word in current efuse section data.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/16/2008 MHC Create Version 0.
* 11/21/2008 MHC Fix Write bug when we only enable late word.
*
*---------------------------------------------------------------------------*/
static void
efuse_WordEnableDataRead( u8 word_en,u8 *sourdata,u8 *targetdata)
{
if (!(word_en&BIT0))
{
targetdata[0] = sourdata[0];//sourdata[tmpindex++];
targetdata[1] = sourdata[1];//sourdata[tmpindex++];
}
if (!(word_en&BIT1))
{
targetdata[2] = sourdata[2];//sourdata[tmpindex++];
targetdata[3] = sourdata[3];//sourdata[tmpindex++];
}
if (!(word_en&BIT2))
{
targetdata[4] = sourdata[4];//sourdata[tmpindex++];
targetdata[5] = sourdata[5];//sourdata[tmpindex++];
}
if (!(word_en&BIT3))
{
targetdata[6] = sourdata[6];//sourdata[tmpindex++];
targetdata[7] = sourdata[7];//sourdata[tmpindex++];
}
}
/*-----------------------------------------------------------------------------
* Function: efuse_WordEnableDataWrite
*
* Overview: Write necessary word unit into current efuse section!
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/16/2008 MHC Reorganize Efuse operate flow!!.
*
*---------------------------------------------------------------------------*/
static u8
efuse_WordEnableDataWrite( struct net_device* dev, u16 efuse_addr, u8 word_en, u8 *data)
{
u16 tmpaddr = 0;
u16 start_addr = efuse_addr;
u8 badworden = 0x0F;
u8 tmpdata[8];
memset(tmpdata,0xff,PGPKT_DATA_SIZE);
if(!(word_en&BIT0))
{
tmpaddr = start_addr;
efuse_OneByteWrite(dev,start_addr++, data[0]);
efuse_OneByteWrite(dev,start_addr++, data[1]);
efuse_OneByteRead(dev,tmpaddr, &tmpdata[0]);
efuse_OneByteRead(dev,tmpaddr+1, &tmpdata[1]);
if((data[0]!=tmpdata[0])||(data[1]!=tmpdata[1])){
badworden &= (~BIT0);
}
}
if(!(word_en&BIT1))
{
tmpaddr = start_addr;
efuse_OneByteWrite(dev,start_addr++, data[2]);
efuse_OneByteWrite(dev,start_addr++, data[3]);
efuse_OneByteRead(dev,tmpaddr , &tmpdata[2]);
efuse_OneByteRead(dev,tmpaddr+1, &tmpdata[3]);
if((data[2]!=tmpdata[2])||(data[3]!=tmpdata[3])){
badworden &=( ~BIT1);
}
}
if(!(word_en&BIT2))
{
tmpaddr = start_addr;
efuse_OneByteWrite(dev,start_addr++, data[4]);
efuse_OneByteWrite(dev,start_addr++, data[5]);
efuse_OneByteRead(dev,tmpaddr, &tmpdata[4]);
efuse_OneByteRead(dev,tmpaddr+1, &tmpdata[5]);
if((data[4]!=tmpdata[4])||(data[5]!=tmpdata[5])){
badworden &=( ~BIT2);
}
}
if(!(word_en&BIT3))
{
tmpaddr = start_addr;
efuse_OneByteWrite(dev,start_addr++, data[6]);
efuse_OneByteWrite(dev,start_addr++, data[7]);
efuse_OneByteRead(dev,tmpaddr, &tmpdata[6]);
efuse_OneByteRead(dev,tmpaddr+1, &tmpdata[7]);
if((data[6]!=tmpdata[6])||(data[7]!=tmpdata[7])){
badworden &=( ~BIT3);
}
}
return badworden;
}
/*-----------------------------------------------------------------------------
* Function: efuse_PowerSwitch
*
* Overview: When we want to enable write operation, we should change to
* pwr on state. When we stop write, we should switch to 500k mode
* and disable LDO 2.5V.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/17/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
static void
efuse_PowerSwitch(struct net_device* dev, u8 PwrState)
{
u8 tempval;
if (PwrState == TRUE)
{
// Enable LDO 2.5V for write action
tempval = read_nic_byte(dev, EFUSE_TEST+3);
write_nic_byte(dev, EFUSE_TEST+3, (tempval | 0x80));
// Change Efuse Clock for write action to 40MHZ
write_nic_byte(dev, EFUSE_CLK, 0x03);
}
else
{
// Enable LDO 2.5V for write action
tempval = read_nic_byte(dev, EFUSE_TEST+3);
write_nic_byte(dev, EFUSE_TEST+3, (tempval & 0x7F));
// Change Efuse Clock for write action to 500K
write_nic_byte(dev, EFUSE_CLK, 0x02);
}
}
/*-----------------------------------------------------------------------------
* Function: efuse_GetCurrentSize
*
* Overview: Get current efuse size!!!
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/16/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
static u16
efuse_GetCurrentSize(struct net_device* dev)
{
bool bContinual = TRUE;
u16 efuse_addr = 0;
u8 hoffset=0,hworden=0;
u8 efuse_data,word_cnts=0;
while ( bContinual &&
efuse_OneByteRead(dev, efuse_addr ,&efuse_data) &&
(efuse_addr < EFUSE_MAX_SIZE) )
{
if(efuse_data!=0xFF)
{
hoffset = (efuse_data>>4) & 0x0F;
hworden = efuse_data & 0x0F;
word_cnts = efuse_CalculateWordCnts(hworden);
//read next header
efuse_addr = efuse_addr + (word_cnts*2)+1;
}
else
{
bContinual = FALSE ;
}
}
return efuse_addr;
}
/* 11/16/2008 MH Add description. Get current efuse area enabled word!!. */
static u8
efuse_CalculateWordCnts(u8 word_en)
{
u8 word_cnts = 0;
if(!(word_en & BIT0)) word_cnts++; // 0 : write enable
if(!(word_en & BIT1)) word_cnts++;
if(!(word_en & BIT2)) word_cnts++;
if(!(word_en & BIT3)) word_cnts++;
return word_cnts;
}
/*-----------------------------------------------------------------------------
* Function: EFUSE_ProgramMap
*
* Overview: Read EFUSE map file and execute PG.
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/10/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
#ifdef TO_DO_LIST
extern bool // 0=Shadow 1=Real Efuse
EFUSE_ProgramMap(struct net_device* dev, char* pFileName,u8 TableType)
{
struct r8192_priv *priv = ieee80211_priv(dev);
s4Byte nLinesRead, ithLine;
RT_STATUS rtStatus = RT_STATUS_SUCCESS;
char* szLine;
u32 u4bRegValue, u4RegMask;
u32 u4bMove;
u16 index = 0;
u16 i;
u8 eeprom[HWSET_MAX_SIZE_92S];
rtStatus = PlatformReadFile(
dev,
pFileName,
(u8*)(priv->BufOfLines),
MAX_LINES_HWCONFIG_TXT,
MAX_BYTES_LINE_HWCONFIG_TXT,
&nLinesRead
);
if(rtStatus == RT_STATUS_SUCCESS)
{
memcp(pHalData->BufOfLines3, pHalData->BufOfLines,
nLinesRead*MAX_BYTES_LINE_HWCONFIG_TXT);
pHalData->nLinesRead3 = nLinesRead;
}
if(rtStatus == RT_STATUS_SUCCESS)
{
printk("szEepromFile(): read %s ok\n", pFileName);
for(ithLine = 0; ithLine < nLinesRead; ithLine++)
{
szLine = pHalData->BufOfLines[ithLine];
printk("Line-%d String =%s\n", ithLine, szLine);
if(!IsCommentString(szLine))
{
// EEPROM map one line has 8 words content.
for (i = 0; i < 8; i++)
{
u32 j;
efuse_ParsingMap(szLine, &u4bRegValue, &u4bMove);
// Get next hex value as EEPROM value.
szLine += u4bMove;
eeprom[index++] = (u8)(u4bRegValue&0xff);
eeprom[index++] = (u8)((u4bRegValue>>8)&0xff);
printk("Addr-%d = %x\n", (ithLine*8+i), u4bRegValue);
}
}
}
}
else
{
printk("szEepromFile(): Fail read%s\n", pFileName);
return RT_STATUS_FAILURE;
}
// Use map file to update real Efuse or shadow modify table.
if (TableType == 1)
{
efuse_WriteAllMap(dev, eeprom, HWSET_MAX_SIZE_92S);
}
else
{
// Modify shadow table.
for (i = 0; i < HWSET_MAX_SIZE_92S; i++)
EFUSE_ShadowWrite(dev, 1, i, (u32)eeprom[i]);
}
return rtStatus;
}
#endif
/*-----------------------------------------------------------------------------
* Function: efuse_ParsingMap
*
* Overview:
*
* Input: NONE
*
* Output: NONE
*
* Return: NONE
*
* Revised History:
* When Who Remark
* 11/08/2008 MHC Create Version 0.
*
*---------------------------------------------------------------------------*/
#ifdef TO_DO_LIST
static bool
efuse_ParsingMap(char* szStr,u32* pu4bVal,u32* pu4bMove)
{
char* szScan = szStr;
// Check input parameter.
if(szStr == NULL || pu4bVal == NULL || pu4bMove == NULL)
{
return FALSE;
}
// Initialize output.
*pu4bMove = 0;
*pu4bVal = 0;
// Skip leading space.
while( *szScan != '\0' &&
(*szScan == ' ' || *szScan == '\t') )
{
szScan++;
(*pu4bMove)++;
}
// Check if szScan is now pointer to a character for hex digit,
// if not, it means this is not a valid hex number.
if (!isxdigit(*szScan))
return FALSE;
// Parse each digit.
do
{
*pu4bVal = (*pu4bVal << 4) + hex_to_bin(*szScan);
szScan++;
(*pu4bMove)++;
} while (isxdigit(*szScan));
return TRUE;
}
#endif
int efuse_one_byte_rw(struct net_device* dev, u8 bRead, u16 addr, u8 *data)
{
u32 bResult;
u8 tmpidx = 0;
u8 tmpv8=0;
// -----------------e-fuse reg ctrl ---------------------------------
write_nic_byte(dev, EFUSE_CTRL+1, (u8)(addr&0xff)); //address
tmpv8 = ((u8)((addr>>8) &0x03) ) | (read_nic_byte(dev, EFUSE_CTRL+2)&0xFC );
write_nic_byte(dev, EFUSE_CTRL+2, tmpv8);
if(TRUE==bRead){
write_nic_byte(dev, EFUSE_CTRL+3, 0x72);//read cmd
while(!(0x80 & read_nic_byte(dev, EFUSE_CTRL+3)) && (tmpidx<100) ){
tmpidx++;
}
if(tmpidx<100){
*data=read_nic_byte(dev, EFUSE_CTRL);
bResult = TRUE;
}
else
{
*data = 0;
bResult = FALSE;
}
}
else{
write_nic_byte(dev, EFUSE_CTRL, *data);//data
write_nic_byte(dev, EFUSE_CTRL+3, 0xF2);//write cmd
while((0x80 & read_nic_byte(dev, EFUSE_CTRL+3)) && (tmpidx<100) ){
tmpidx++;
}
if(tmpidx<100)
{
*data=read_nic_byte(dev, EFUSE_CTRL);
bResult = TRUE;
}
else
{
*data = 0;
bResult = FALSE;
}
}
return bResult;
}
void efuse_access(struct net_device* dev, u8 bRead,u16 start_addr, u8 cnts, u8 *data)
{
u8 efuse_clk_ori,efuse_clk_new;//,tmp8;
u32 i = 0;
if(start_addr>0x200) return;
// -----------------SYS_FUNC_EN Digital Core Vdd enable ---------------------------------
efuse_clk_ori = read_nic_byte(dev,SYS_FUNC_EN+1);
efuse_clk_new = efuse_clk_ori|0x20;
if(efuse_clk_new!= efuse_clk_ori){
write_nic_byte(dev, SYS_FUNC_EN+1, efuse_clk_new);
}
#ifdef _POWERON_DELAY_
mdelay(10);
#endif
// -----------------e-fuse pwr & clk reg ctrl ---------------------------------
write_nic_byte(dev, EFUSE_TEST+3, (read_nic_byte(dev, EFUSE_TEST+3)|0x80));
write_nic_byte(dev, EFUSE_CLK_CTRL, (read_nic_byte(dev, EFUSE_CLK_CTRL)|0x03));
#ifdef _PRE_EXECUTE_READ_CMD_
{
unsigned char tmpdata;
efuse_OneByteRead(dev, 0,&tmpdata);
}
#endif
//-----------------e-fuse one byte read / write ------------------------------
for(i=0;i<cnts;i++){
efuse_one_byte_rw(dev,bRead, start_addr+i , data+i);
}
write_nic_byte(dev, EFUSE_TEST+3, read_nic_byte(dev, EFUSE_TEST+3)&0x7f);
write_nic_byte(dev, EFUSE_CLK_CTRL, read_nic_byte(dev, EFUSE_CLK_CTRL)&0xfd);
// -----------------SYS_FUNC_EN Digital Core Vdd disable ---------------------------------
if(efuse_clk_new != efuse_clk_ori) write_nic_byte(dev, 0x10250003, efuse_clk_ori);
}
#ifdef TO_DO_LIST
static void efuse_reg_ctrl(struct net_device* dev, u8 bPowerOn)
{
if(TRUE==bPowerOn){
// -----------------SYS_FUNC_EN Digital Core Vdd enable ---------------------------------
write_nic_byte(dev, SYS_FUNC_EN+1, read_nic_byte(dev,SYS_FUNC_EN+1)|0x20);
#ifdef _POWERON_DELAY_
mdelay(10);
#endif
// -----------------e-fuse pwr & clk reg ctrl ---------------------------------
write_nic_byte(dev, EFUSE_TEST+4, (read_nic_byte(dev, EFUSE_TEST+4)|0x80));
write_nic_byte(dev, EFUSE_CLK_CTRL, (read_nic_byte(dev, EFUSE_CLK_CTRL)|0x03));
#ifdef _PRE_EXECUTE_READ_CMD_
{
unsigned char tmpdata;
efuse_OneByteRead(dev, 0,&tmpdata);
}
#endif
}
else{
// -----------------e-fuse pwr & clk reg ctrl ---------------------------------
write_nic_byte(dev, EFUSE_TEST+4, read_nic_byte(dev, EFUSE_TEST+4)&0x7f);
write_nic_byte(dev, EFUSE_CLK_CTRL, read_nic_byte(dev, EFUSE_CLK_CTRL)&0xfd);
// -----------------SYS_FUNC_EN Digital Core Vdd disable ---------------------------------
}
}
#endif
void efuse_read_data(struct net_device* dev,u8 efuse_read_item,u8 *data,u32 data_size)
{
u8 offset, word_start,byte_start,byte_cnts;
u8 efusedata[EFUSE_MAC_LEN];
u8 *tmpdata = NULL;
u8 pg_pkt_cnts ;
u8 tmpidx;
u8 pg_data[8];
if(efuse_read_item> (sizeof(RTL8712_SDIO_EFUSE_TABLE)/sizeof(EFUSE_MAP))){
return ;
}
offset = RTL8712_SDIO_EFUSE_TABLE[efuse_read_item].offset ;
word_start = RTL8712_SDIO_EFUSE_TABLE[efuse_read_item].word_start;
byte_start = RTL8712_SDIO_EFUSE_TABLE[efuse_read_item].byte_start;
byte_cnts = RTL8712_SDIO_EFUSE_TABLE[efuse_read_item].byte_cnts;
if(data_size!=byte_cnts){
return;
}
pg_pkt_cnts = (byte_cnts /PGPKT_DATA_SIZE) +1;
if(pg_pkt_cnts > 1){
tmpdata = efusedata;
if(tmpdata!=NULL)
{
memset(tmpdata,0xff,pg_pkt_cnts*PGPKT_DATA_SIZE);
for(tmpidx=0;tmpidx<pg_pkt_cnts;tmpidx++)
{
memset(pg_data,0xff,PGPKT_DATA_SIZE);
if(TRUE== efuse_PgPacketRead(dev,offset+tmpidx,pg_data))
{
memcpy(tmpdata+(PGPKT_DATA_SIZE*tmpidx),pg_data,PGPKT_DATA_SIZE);
}
}
memcpy(data,(tmpdata+ (2*word_start)+byte_start ),data_size);
}
}
else
{
memset(pg_data,0xff,PGPKT_DATA_SIZE);
if(TRUE==efuse_PgPacketRead(dev,offset,pg_data)){
memcpy(data,pg_data+ (2*word_start)+byte_start ,data_size);
}
}
}
//per interface doesn't alike
void efuse_write_data(struct net_device* dev,u8 efuse_write_item,u8 *data,u32 data_size,u32 bWordUnit)
{
u8 offset, word_start,byte_start,byte_cnts;
u8 word_en = 0x0f,word_cnts;
u8 pg_pkt_cnts ;
u8 tmpidx,tmpbitmask;
u8 pg_data[8],tmpbytes=0;
if(efuse_write_item> (sizeof(RTL8712_SDIO_EFUSE_TABLE)/sizeof(EFUSE_MAP))){
return ;
}
offset = RTL8712_SDIO_EFUSE_TABLE[efuse_write_item].offset ;
word_start = RTL8712_SDIO_EFUSE_TABLE[efuse_write_item].word_start;
byte_start = RTL8712_SDIO_EFUSE_TABLE[efuse_write_item].byte_start;
byte_cnts = RTL8712_SDIO_EFUSE_TABLE[efuse_write_item].byte_cnts;
if(data_size > byte_cnts){
return;
}
pg_pkt_cnts = (byte_cnts /PGPKT_DATA_SIZE) +1;
word_cnts = byte_cnts /2 ;
if(byte_cnts %2){
word_cnts+=1;
}
if((byte_start==1)||((byte_cnts%2)==1)){//situation A
if((efuse_write_item==EFUSE_F0CIS)||(efuse_write_item==EFUSE_F1CIS)){
memset(pg_data,0xff,PGPKT_DATA_SIZE);
efuse_PgPacketRead(dev,offset,pg_data);
if(efuse_write_item==EFUSE_F0CIS){
word_en = 0x07;
memcpy(pg_data+word_start*2+byte_start,data,sizeof(u8)*2);
efuse_PgPacketWrite(dev,offset,word_en,pg_data+(word_start*2));
word_en = 0x00;
efuse_PgPacketWrite(dev,(offset+1),word_en,data+2);
word_en = 0x00;
efuse_PgPacketRead(dev,offset+2,pg_data);
memcpy(pg_data,data+2+8,sizeof(u8)*7);
efuse_PgPacketWrite(dev,(offset+2),word_en,pg_data);
}
else if(efuse_write_item==EFUSE_F1CIS){
word_en = 0x07;
efuse_PgPacketRead(dev,offset,pg_data);
pg_data[7] = data[0];
efuse_PgPacketWrite(dev,offset,word_en,pg_data+(word_start*2));
word_en = 0x00;
for(tmpidx = 0 ;tmpidx<(word_cnts/4);tmpidx++){
efuse_PgPacketWrite(dev,(offset+1+tmpidx),word_en,data+1+(tmpidx*PGPKT_DATA_SIZE));
}
}
}
else{
memset(pg_data,0xff,PGPKT_DATA_SIZE);
if((efuse_write_item==EFUSE_SDIO_SETTING)||(efuse_write_item==EFUSE_CCCR)){
word_en = 0x0e ;
tmpbytes = 2;
}
else if(efuse_write_item == EFUSE_SDIO_MODE){
word_en = 0x0d ;
tmpbytes = 2;
}
else if(efuse_write_item == EFUSE_OCR){
word_en = 0x09 ;
tmpbytes = 4;
}
else if((efuse_write_item == EFUSE_EEPROM_VER)||(efuse_write_item==EFUSE_CHAN_PLAN)){
word_en = 0x07 ;
tmpbytes = 2;
}
if(bWordUnit==TRUE){
memcpy(pg_data+word_start*2 ,data,sizeof(u8)*tmpbytes);
}
else{
efuse_PgPacketRead(dev,offset,pg_data);
memcpy(pg_data+(2*word_start)+byte_start,data,sizeof(u8)*byte_cnts);
}
efuse_PgPacketWrite(dev,offset,word_en,pg_data+(word_start*2));
}
}
else if(pg_pkt_cnts>1){//situation B
if(word_start==0){
word_en = 0x00;
for(tmpidx = 0 ;tmpidx<(word_cnts/4);tmpidx++)
{
efuse_PgPacketWrite(dev,(offset+tmpidx),word_en,data+(tmpidx*PGPKT_DATA_SIZE));
}
word_en = 0x0f;
for(tmpidx= 0; tmpidx<(word_cnts%4) ; tmpidx++)
{
tmpbitmask =tmpidx;
word_en &= (~(EFUSE_BIT(tmpbitmask)));
//BIT0
}
efuse_PgPacketWrite(dev,offset+(word_cnts/4),word_en,data+((word_cnts/4)*PGPKT_DATA_SIZE));
}else
{
}
}
else{//situation C
word_en = 0x0f;
for(tmpidx= 0; tmpidx<word_cnts ; tmpidx++)
{
tmpbitmask = word_start + tmpidx ;
word_en &= (~(EFUSE_BIT(tmpbitmask)));
}
efuse_PgPacketWrite(dev,offset,word_en,data);
}
}
void efuset_test_func_read(struct net_device* dev)
{
u8 chipid[2];
u8 ocr[3];
u8 macaddr[6];
u8 txpowertable[28];
memset(chipid,0,sizeof(u8)*2);
efuse_read_data(dev,EFUSE_CHIP_ID,chipid,sizeof(chipid));
memset(ocr,0,sizeof(u8)*3);
efuse_read_data(dev,EFUSE_CCCR,ocr,sizeof(ocr));
memset(macaddr,0,sizeof(u8)*6);
efuse_read_data(dev,EFUSE_MAC_ADDR,macaddr,sizeof(macaddr));
memset(txpowertable,0,sizeof(u8)*28);
efuse_read_data(dev,EFUSE_TXPW_TAB,txpowertable,sizeof(txpowertable));
}
void efuset_test_func_write(struct net_device* dev)
{
u32 bWordUnit = TRUE;
u8 CCCR=0x02,SDIO_SETTING = 0xFF;
u8 tmpdata[2];
u8 macaddr[6] = {0x00,0xe0,0x4c,0x87,0x12,0x66};
efuse_write_data(dev,EFUSE_MAC_ADDR,macaddr,sizeof(macaddr),bWordUnit);
bWordUnit = FALSE;
efuse_write_data(dev,EFUSE_CCCR,&CCCR,sizeof(u8),bWordUnit);
bWordUnit = FALSE;
efuse_write_data(dev,EFUSE_SDIO_SETTING,&SDIO_SETTING,sizeof(u8),bWordUnit);
bWordUnit = TRUE;
tmpdata[0] =SDIO_SETTING ;
tmpdata[1] =CCCR ;
efuse_write_data(dev,EFUSE_SDIO_SETTING,tmpdata,sizeof(tmpdata),bWordUnit);
}