mirror of
https://github.com/rtlduino/RTL8710AF_GCC.git
synced 2024-12-26 16:15:24 +00:00
576 lines
16 KiB
C
576 lines
16 KiB
C
/* mbed Microcontroller Library
|
|
*******************************************************************************
|
|
* Copyright (c) 2014, Realtek Semiconductor Corp.
|
|
* All rights reserved.
|
|
*
|
|
* This module is a confidential and proprietary property of RealTek and
|
|
* possession or use of this module requires written permission of RealTek.
|
|
*******************************************************************************
|
|
*/
|
|
|
|
|
|
#include "objects.h"
|
|
#include "PinNames.h"
|
|
|
|
|
|
#include "pinmap.h"
|
|
|
|
#include "rtl8195a.h"
|
|
#include "hal_spi_flash.h"
|
|
#include "hal_platform.h"
|
|
#include "rtl8195a_spi_flash.h"
|
|
#include "hal_api.h"
|
|
#include "flash_api.h"
|
|
|
|
extern u32 ConfigDebugInfo;
|
|
extern SPIC_INIT_PARA SpicInitParaAllClk[3][CPU_CLK_TYPE_NO];
|
|
|
|
_LONG_CALL_
|
|
extern VOID SpicWaitBusyDoneRtl8195A(VOID);
|
|
|
|
static int isinit = 0;
|
|
static flash_t flashobj;
|
|
|
|
static void flash_init(flash_t * obj);
|
|
static void flash_turnon();
|
|
/**
|
|
* global data structure
|
|
*/
|
|
//flash_t flash;
|
|
|
|
/**
|
|
* @brief Control the flash chip write protect enable/disable
|
|
* @param protect: 1/0: protect/unprotect
|
|
* @retval none
|
|
*/
|
|
void flash_write_protect(flash_t *obj, uint32_t protect)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
SpicWriteProtectFlashRtl8195A(protect);
|
|
SpicDisableRtl8195A();
|
|
}
|
|
|
|
/**
|
|
* @brief Init Flash
|
|
* @param obj: address of the flash object
|
|
* @retval none
|
|
*/
|
|
void flash_init(flash_t *obj)
|
|
{
|
|
//SPIC_INIT_PARA spic_init_para;
|
|
|
|
// Init SPI Flash Controller
|
|
// DBG_8195A("Initial Spi Flash Controller\n");
|
|
//SPI_FLASH_PIN_FCTRL(ON);
|
|
|
|
if (!SpicFlashInitRtl8195A(SpicOneBitMode)){
|
|
|
|
DBG_8195A("SPI Init Fail!!!!!!\n");
|
|
HAL_WRITE32(SYSTEM_CTRL_BASE, REG_SYS_DSTBY_INFO3, HAL_READ32(SYSTEM_CTRL_BASE, REG_SYS_DSTBY_INFO3)|0xf);
|
|
}
|
|
else {
|
|
isinit = 1;
|
|
}
|
|
flashobj.SpicInitPara.flashtype = SpicInitParaAllClk[0][0].flashtype;
|
|
|
|
//DBG_8195A("Flash ID is = %x %x %x \n",SpicInitParaAllClk[0][0].id[0],SpicInitParaAllClk[0][0].id[1],SpicInitParaAllClk[0][0].id[2]);
|
|
|
|
}
|
|
void flash_turnon()
|
|
{
|
|
SPI_FLASH_PIN_FCTRL(ON);
|
|
SpicWaitBusyDoneRtl8195A();
|
|
}
|
|
|
|
/**
|
|
* @brief Erase flash sector
|
|
* @param address: Specifies the starting address to be erased.
|
|
* @retval none
|
|
*/
|
|
void flash_erase_sector(flash_t *obj, uint32_t address)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
SpicSectorEraseFlashRtl8195A(SPI_FLASH_BASE + address);
|
|
SpicDisableRtl8195A();
|
|
}
|
|
|
|
void flash_erase_block(flash_t *obj, uint32_t address)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
SpicBlockEraseFlashRtl8195A(SPI_FLASH_BASE + address);
|
|
SpicDisableRtl8195A();
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Read a word from specified address
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param address: Specifies the address to be read.
|
|
* @param data: Specified the address to save the readback data.
|
|
* @retval status: Success:1 or Failure: Others.
|
|
*/
|
|
int flash_read_word(flash_t *obj, uint32_t address, uint32_t * data)
|
|
{
|
|
|
|
flash_turnon();
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
// Wait flash busy done (wip=0)
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
* data = HAL_READ32(SPI_FLASH_BASE, address);
|
|
SpicDisableRtl8195A();
|
|
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* @brief Write a word to specified address
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param address: Specifies the address to be programmed.
|
|
* @param data: Specified the data to be programmed.
|
|
* @retval status: Success:1 or Failure: Others.
|
|
*/
|
|
int flash_write_word(flash_t *obj, uint32_t address, uint32_t data)
|
|
{
|
|
u8 flashtype = 0;
|
|
|
|
flash_turnon();
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
|
|
flashtype = flashobj.SpicInitPara.flashtype;
|
|
|
|
//Write word
|
|
HAL_WRITE32(SPI_FLASH_BASE, address, data);
|
|
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
}
|
|
|
|
|
|
/**
|
|
* @brief Read a stream of data from specified address
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param address: Specifies the address to be read.
|
|
* @param len: Specifies the length of the data to read.
|
|
* @param data: Specified the address to save the readback data.
|
|
* @retval status: Success:1 or Failure: Others.
|
|
*/
|
|
int flash_stream_read(flash_t *obj, uint32_t address, uint32_t len, uint8_t * data)
|
|
{
|
|
u32 offset_to_align;
|
|
u32 i;
|
|
u32 read_word;
|
|
uint8_t *ptr;
|
|
uint8_t *pbuf;
|
|
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
|
|
// Wait flash busy done (wip=0)
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
offset_to_align = address & 0x03;
|
|
pbuf = data;
|
|
if (offset_to_align != 0) {
|
|
// the start address is not 4-bytes aligned
|
|
read_word = HAL_READ32(SPI_FLASH_BASE, (address - offset_to_align));
|
|
ptr = (uint8_t*)&read_word + offset_to_align;
|
|
offset_to_align = 4 - offset_to_align;
|
|
for (i=0;i<offset_to_align;i++) {
|
|
*pbuf = *(ptr+i);
|
|
pbuf++;
|
|
len--;
|
|
if (len == 0) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
address = (((address-1) >> 2) + 1) << 2; // address = next 4-bytes aligned
|
|
|
|
ptr = (uint8_t*)&read_word;
|
|
if ((u32)pbuf & 0x03) {
|
|
while (len >= 4) {
|
|
read_word = HAL_READ32(SPI_FLASH_BASE, address);
|
|
for (i=0;i<4;i++) {
|
|
*pbuf = *(ptr+i);
|
|
pbuf++;
|
|
}
|
|
address += 4;
|
|
len -= 4;
|
|
}
|
|
}
|
|
else {
|
|
while (len >= 4) {
|
|
*((u32 *)pbuf) = HAL_READ32(SPI_FLASH_BASE, address);
|
|
pbuf += 4;
|
|
address += 4;
|
|
len -= 4;
|
|
}
|
|
}
|
|
|
|
if (len > 0) {
|
|
read_word = HAL_READ32(SPI_FLASH_BASE, address);
|
|
for (i=0;i<len;i++) {
|
|
*pbuf = *(ptr+i);
|
|
pbuf++;
|
|
}
|
|
}
|
|
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
}
|
|
|
|
/**
|
|
* @brief Write a stream of data to specified address
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param address: Specifies the address to be read.
|
|
* @param len: Specifies the length of the data to write.
|
|
* @param data: Specified the pointer of the data to be written.
|
|
* @retval status: Success:1 or Failure: Others.
|
|
*/
|
|
int flash_stream_write(flash_t *obj, uint32_t address, uint32_t len, uint8_t * data)
|
|
{
|
|
u32 offset_to_align;
|
|
u32 align_addr;
|
|
u32 i;
|
|
u32 write_word;
|
|
uint8_t *ptr;
|
|
uint8_t *pbuf;
|
|
u8 flashtype = 0;
|
|
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
flashtype = flashobj.SpicInitPara.flashtype;
|
|
offset_to_align = address & 0x03;
|
|
pbuf = data;
|
|
if (offset_to_align != 0) {
|
|
// the start address is not 4-bytes aligned
|
|
align_addr = (address - offset_to_align);
|
|
write_word = HAL_READ32(SPI_FLASH_BASE, align_addr);
|
|
ptr = (uint8_t*)&write_word + offset_to_align;
|
|
offset_to_align = 4 - offset_to_align;
|
|
for (i=0;i<offset_to_align;i++) {
|
|
*(ptr+i) = *pbuf;
|
|
pbuf++;
|
|
len--;
|
|
if (len == 0) {
|
|
break;
|
|
}
|
|
}
|
|
//Write word
|
|
HAL_WRITE32(SPI_FLASH_BASE, align_addr, write_word);
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
|
|
}
|
|
|
|
address = (((address-1) >> 2) + 1) << 2; // address = next 4-bytes aligned
|
|
|
|
if ((u32)pbuf & 0x03) {
|
|
while (len >= 4) {
|
|
write_word = (u32)(*pbuf) | ((u32)(*(pbuf+1)) << 8) | ((u32)(*(pbuf+2)) << 16) | ((u32)(*(pbuf+3)) << 24);
|
|
//Write word
|
|
HAL_WRITE32(SPI_FLASH_BASE, address, write_word);
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
pbuf += 4;
|
|
address += 4;
|
|
len -= 4;
|
|
}
|
|
}
|
|
else {
|
|
while (len >= 4) {
|
|
//Write word
|
|
HAL_WRITE32(SPI_FLASH_BASE, address, (u32)*((u32 *)pbuf));
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
pbuf += 4;
|
|
address += 4;
|
|
len -= 4;
|
|
}
|
|
}
|
|
|
|
if (len > 0) {
|
|
write_word = HAL_READ32(SPI_FLASH_BASE, address);
|
|
ptr = (uint8_t*)&write_word;
|
|
for (i=0;i<len;i++) {
|
|
*(ptr+i) = *pbuf;
|
|
pbuf++;
|
|
}
|
|
//Write word
|
|
HAL_WRITE32(SPI_FLASH_BASE, address, write_word);
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
}
|
|
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
}
|
|
|
|
|
|
/*
|
|
Function Description:
|
|
This function performans the same functionality as the function flash_stream_write.
|
|
It enhances write performance by reducing overheads.
|
|
Users can use either of functions depending on their needs.
|
|
|
|
* @brief Write a stream of data to specified address
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param address: Specifies the address to be read.
|
|
* @param Length: Specifies the length of the data to write.
|
|
* @param data: Specified the pointer of the data to be written.
|
|
* @retval status: Success:1 or Failure: Others.
|
|
|
|
*/
|
|
|
|
int flash_burst_write(flash_t *obj, uint32_t address ,uint32_t Length, uint8_t * data)
|
|
{
|
|
|
|
u32 OccuSize;
|
|
u32 ProgramSize;
|
|
u32 PageSize;
|
|
u8 flashtype = 0;
|
|
|
|
PageSize = 256;
|
|
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
flashtype = flashobj.SpicInitPara.flashtype;
|
|
|
|
OccuSize = address & 0xFF;
|
|
if((Length >= PageSize) ||((Length + OccuSize) >= PageSize))
|
|
ProgramSize = PageSize - OccuSize;
|
|
else
|
|
ProgramSize = Length;
|
|
|
|
flashobj.Length = Length;
|
|
while(Length > 0){
|
|
if(OccuSize){
|
|
SpicUserProgramRtl8195A(data, flashobj.SpicInitPara, address, &(flashobj.Length));
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
address += ProgramSize;
|
|
data+= ProgramSize;
|
|
Length -= ProgramSize;
|
|
OccuSize = 0;
|
|
}
|
|
else{
|
|
while((flashobj.Length) >= PageSize){
|
|
SpicUserProgramRtl8195A(data, flashobj.SpicInitPara, address, &(flashobj.Length));
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
address += PageSize;
|
|
data+=PageSize;
|
|
Length -= PageSize;
|
|
}
|
|
flashobj.Length = Length;
|
|
if((flashobj.Length) > 0){
|
|
SpicUserProgramRtl8195A(data, flashobj.SpicInitPara, address, &(flashobj.Length));
|
|
// Wait spic busy done
|
|
SpicWaitBusyDoneRtl8195A();
|
|
// Wait flash busy done (wip=0)
|
|
if(flashtype == FLASH_MICRON){
|
|
SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara);
|
|
}
|
|
else
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
break;
|
|
}
|
|
}
|
|
flashobj.Length = Length;
|
|
}
|
|
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
|
|
}
|
|
/**
|
|
* @brief Read a stream of data from specified address
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param address: Specifies the address to be read.
|
|
* @param len: Specifies the length of the data to read.
|
|
* @param data: Specified the address to save the readback data.
|
|
* @retval status: Success:1 or Failure: Others.
|
|
*/
|
|
|
|
int flash_burst_read(flash_t *obj, uint32_t address, uint32_t Length, uint8_t * data)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
// Wait flash busy done (wip=0)
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
SpicUserReadRtl8195A(Length, address, data,SpicOneBitMode);
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
}
|
|
|
|
int flash_get_status(flash_t *obj)
|
|
{
|
|
u8 Status = 0;
|
|
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
Status = SpicGetFlashStatusRefinedRtl8195A(flashobj.SpicInitPara);
|
|
|
|
SpicDisableRtl8195A();
|
|
return Status;
|
|
}
|
|
|
|
/*
|
|
Function Description:
|
|
Please refer to the datatsheet of flash for more details of the content of status register.
|
|
The block protected area and the corresponding control bits are provided in the flash datasheet.
|
|
|
|
* @brief Set Status register to enable desired operation
|
|
* @param obj: Specifies the parameter of flash object.
|
|
* @param data: Specifies which bit users like to set
|
|
ex: if users want to set the third bit, data = 0x8.
|
|
|
|
*/
|
|
int flash_set_status(flash_t *obj, uint32_t data)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
SpicSetFlashStatusRefinedRtl8195A(data, flashobj.SpicInitPara);
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
DBG_8195A("Status Register After Setting= %x\n", flash_get_status(&flashobj));
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
Function Description:
|
|
This function aims to reset the status register, please make sure the operation is appropriate.
|
|
*/
|
|
void flash_reset_status(flash_t *obj)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
SpicSetFlashStatusRefinedRtl8195A(0, flashobj.SpicInitPara);
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
SpicDisableRtl8195A();
|
|
}
|
|
/*
|
|
Function Description:
|
|
This function is only for Micron 512Mbit flash to access beyond 128Mbit by switching between four 128 Mbit area.
|
|
Please refer to flash datasheet for more information about memory mapping.
|
|
*/
|
|
|
|
int flash_set_extend_addr(flash_t *obj, uint32_t data)
|
|
{
|
|
flash_turnon();
|
|
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
|
|
SpicSetExtendAddrRtl8195A(data, flashobj.SpicInitPara);
|
|
SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara);
|
|
DBG_8195A("Extended Address Register After Setting= %x\n", flash_get_extend_addr(&flashobj));
|
|
SpicDisableRtl8195A();
|
|
return 1;
|
|
}
|
|
|
|
int flash_get_extend_addr(flash_t *obj)
|
|
{
|
|
u8 Status = 0;
|
|
|
|
flash_turnon();
|
|
if(isinit == 0)
|
|
flash_init(&flashobj);
|
|
Status = SpicGetExtendAddrRtl8195A(flashobj.SpicInitPara);
|
|
|
|
SpicDisableRtl8195A();
|
|
return Status;
|
|
|
|
}
|
|
|
|
|