From 85ad19d2b91cc95613cb543da221674de06ba93c Mon Sep 17 00:00:00 2001 From: pvvx Date: Wed, 1 Feb 2017 13:57:59 +0300 Subject: [PATCH] update --- .../mbed/targets/hal/rtl8195a/flash_api.c | 936 ++++++++++-------- 1 file changed, 498 insertions(+), 438 deletions(-) diff --git a/RTL00_SDKV35a/component/common/mbed/targets/hal/rtl8195a/flash_api.c b/RTL00_SDKV35a/component/common/mbed/targets/hal/rtl8195a/flash_api.c index f8f683a..f94f14d 100644 --- a/RTL00_SDKV35a/component/common/mbed/targets/hal/rtl8195a/flash_api.c +++ b/RTL00_SDKV35a/component/common/mbed/targets/hal/rtl8195a/flash_api.c @@ -8,11 +8,9 @@ ******************************************************************************* */ - #include "objects.h" #include "PinNames.h" - #include "pinmap.h" #include "rtl8195a.h" @@ -30,546 +28,608 @@ extern VOID SpicWaitBusyDoneRtl8195A(VOID); bool fspic_isinit = 0; flash_t flashobj; - + /** - * global data structure - */ + * 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(); + * @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(fspic_isinit == 0) - flash_init(&flashobj); - SpicWriteProtectFlashRtl8195A(protect); - SpicDisableRtl8195A(); + if (fspic_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) -{ + * @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(SpicDualBitMode)) {// SpicOneBitMode)){ - - DBG_8195A("SPI Init Fail!\n"); // DBG_SPIF_ERR? - HAL_WRITE32(SYSTEM_CTRL_BASE, REG_SYS_DSTBY_INFO3, HAL_READ32(SYSTEM_CTRL_BASE, REG_SYS_DSTBY_INFO3)|0xf); - } - else { +#if CONFIG_DEBUG_LOG > 4 + DBG_8195A("Initial Spi Flash Controller\n"); +#endif + u8 flmode; + SPI_FLASH_PIN_FCTRL(ON); +#if 0 + if (SpicFlashInitRtl8195A(SpicQuadBitMode)) { + flmode = SpicQuadBitMode; fspic_isinit = 1; } - flashobj.SpicInitPara.flashtype = SpicInitParaAllClk[0][0].flashtype; -/* - DBG_SPIF_INFO("Flash ID: %02x%02x%02x\n",SpicInitParaAllClk[0][0].id[0],SpicInitParaAllClk[0][0].id[1],SpicInitParaAllClk[0][0].id[2]); - DBG_SPIF_INFO("Flash Mode:%x; BaudRate:%x; RdDummyCyle:%x; DelayLine:%x\n", - SpicInitParaAllClk[0][0].Mode, SpicInitParaAllClk[0][0].BaudRate, SpicInitParaAllClk[0][0].RdDummyCyle, SpicInitParaAllClk[0][0].DelayLine); -*/ + else +#endif + if (SpicFlashInitRtl8195A(SpicDualBitMode)) { // SpicFlashInitRtl8195A(SpicQuadBitMode) + flmode = SpicDualBitMode; + fspic_isinit = 1; + } else if (SpicFlashInitRtl8195A(SpicOneBitMode)) { + flmode = SpicOneBitMode; + fspic_isinit = 1; + } else { + DBG_8195A("SPI Init Fail!\n"); // DBG_SPIF_ERR? + HAL_WRITE32(SYSTEM_CTRL_BASE, REG_SYS_DSTBY_INFO3, + HAL_READ32(SYSTEM_CTRL_BASE, REG_SYS_DSTBY_INFO3) | 0xf); +// flmode = SpicOneBitMode; + return; + } + u8 curclk = (HAL_READ32(SYSTEM_CTRL_BASE, REG_SYS_CLK_CTRL1) + >> BIT_SHIFT_PESOC_OCP_CPU_CK_SEL) & BIT_MASK_PESOC_OCP_CPU_CK_SEL; + flashobj.SpicInitPara = SpicInitParaAllClk[flmode][curclk]; + flashobj.SpicInitPara.Mode.CpuClk = curclk; + flashobj.SpicInitPara.Mode.BitMode = flmode; + +#if CONFIG_DEBUG_LOG > 4 + DBG_SPIF_INFO("Flash ID: %02x%02x%02x\n", flashobj.SpicInitPara.id[0], flashobj.SpicInitPara.id[1], flashobj.SpicInitPara.id[2]); + DBG_SPIF_INFO("Flash Mode: 0x%02x; BaudRate:%d; RdDummyCyle:%d; DelayLine:%d\n", + flashobj.SpicInitPara.Mode.BitMode, flashobj.SpicInitPara.BaudRate, flashobj.SpicInitPara.RdDummyCyle, flashobj.SpicInitPara.DelayLine); + DBG_SPIF_INFO("Flash Size: %d bytes\n", flash_get_size(obj)); +#endif } -void flash_turnon(void) -{ - SPI_FLASH_PIN_FCTRL(ON); - SpicWaitBusyDoneRtl8195A(); +void flash_turnon(void) { + 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(); + * @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(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_isinit == 0) + flash_init(&flashobj); - SpicSectorEraseFlashRtl8195A(SPI_FLASH_BASE + address); - SpicDisableRtl8195A(); + SpicSectorEraseFlashRtl8195A(SPI_FLASH_BASE + address); + SpicDisableRtl8195A(); } -void flash_erase_block(flash_t *obj, uint32_t address) -{ - flash_turnon(); +void flash_erase_block(flash_t *obj, uint32_t address) { + flash_turnon(); - if(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_isinit == 0) + flash_init(&flashobj); - SpicBlockEraseFlashRtl8195A(SPI_FLASH_BASE + address); - SpicDisableRtl8195A(); + 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(fspic_isinit == 0) - flash_init(&flashobj); + * @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 (fspic_isinit == 0) + flash_init(&flashobj); // Wait flash busy done (wip=0) SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara); - * data = HAL_READ32(SPI_FLASH_BASE, address); - SpicDisableRtl8195A(); + *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(fspic_isinit == 0) - flash_init(&flashobj); + * @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 (fspic_isinit == 0) + flash_init(&flashobj); - flashtype = flashobj.SpicInitPara.flashtype; + 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(fspic_isinit == 0) - flash_init(&flashobj); - // Wait flash busy done (wip=0) - SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara); + if (flashtype == FLASH_MICRON) { + SpicWaitOperationDoneRtl8195A(flashobj.SpicInitPara); + } else + 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> 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> 2) + 1) << 2; // address = next 4-bytes aligned + if (fspic_isinit == 0) + flash_init(&flashobj); - 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); + // Wait flash busy done (wip=0) + 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); + 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; + } + } + } - pbuf += 4; - address += 4; - len -= 4; - } - } + address = (((address - 1) >> 2) + 1) << 2; // address = next 4-bytes aligned - if (len > 0) { - write_word = HAL_READ32(SPI_FLASH_BASE, address); - ptr = (uint8_t*)&write_word; - for (i=0;i= 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; + 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 (fspic_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. + 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. + * @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) -{ +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; + u32 OccuSize; + u32 ProgramSize; + u32 PageSize; + u8 flashtype = 0; - PageSize = 256; + PageSize = 256; - flash_turnon(); + flash_turnon(); - if(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_isinit == 0) + flash_init(&flashobj); - flashtype = flashobj.SpicInitPara.flashtype; - - OccuSize = address & 0xFF; - if((Length >= PageSize) ||((Length + OccuSize) >= PageSize)) - ProgramSize = PageSize - OccuSize; - else - ProgramSize = Length; + flashtype = flashobj.SpicInitPara.flashtype; - 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); + OccuSize = address & 0xFF; + if ((Length >= PageSize) || ((Length + OccuSize) >= PageSize)) + ProgramSize = PageSize - OccuSize; + else + ProgramSize = Length; - 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); + 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 += 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); + 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); - break; - } - } - flashobj.Length = Length; - } - - SpicDisableRtl8195A(); - return 1; + 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. - */ + * @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(); +int flash_burst_read(flash_t *obj, uint32_t address, uint32_t Length, + uint8_t * data) { + flash_turnon(); - if(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_isinit == 0) + flash_init(&flashobj); - // Wait flash busy done (wip=0) - SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara); - SpicUserReadRtl8195A(Length, address, data, SpicDualBitMode); // SpicOneBitMode); - SpicDisableRtl8195A(); - return 1; + // Wait flash busy done (wip=0) + SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara); + SpicUserReadRtl8195A(Length, address, data, + flashobj.SpicInitPara.Mode.BitMode); + SpicDisableRtl8195A(); + return 1; } -int flash_get_status(flash_t *obj) -{ - u8 Status = 0; +int flash_get_status(flash_t *obj) { + u8 Status = 0; - flash_turnon(); + flash_turnon(); - if(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_isinit == 0) + flash_init(&flashobj); - Status = SpicGetFlashStatusRefinedRtl8195A(flashobj.SpicInitPara); + Status = SpicGetFlashStatusRefinedRtl8195A(flashobj.SpicInitPara); - SpicDisableRtl8195A(); - return Status; + 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. + 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. + * @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(); + */ +int flash_set_status(flash_t *obj, uint32_t data) { + flash_turnon(); - if(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_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; + 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(); + 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(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_isinit == 0) + flash_init(&flashobj); - SpicSetFlashStatusRefinedRtl8195A(0, flashobj.SpicInitPara); - SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara); - SpicDisableRtl8195A(); + 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. -*/ + 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(); +int flash_set_extend_addr(flash_t *obj, uint32_t data) { + flash_turnon(); - if(fspic_isinit == 0) - flash_init(&flashobj); + if (fspic_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; + 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(fspic_isinit == 0) - flash_init(&flashobj); - Status = SpicGetExtendAddrRtl8195A(flashobj.SpicInitPara); - - SpicDisableRtl8195A(); - return Status; +int flash_get_extend_addr(flash_t *obj) { + u8 Status = 0; + + flash_turnon(); + if (fspic_isinit == 0) + flash_init(&flashobj); + Status = SpicGetExtendAddrRtl8195A(flashobj.SpicInitPara); + + SpicDisableRtl8195A(); + return Status; } +/* + * Return Flash size in bytes + * = 0 - unknown flash + */ +unsigned int flash_get_size(flash_t *obj) { + unsigned int flashchip_size = 0; + if (fspic_isinit == 0) { + flash_turnon(); + flash_init(&flashobj); + SpicDisableRtl8195A(); + if (fspic_isinit == 0) + return flashchip_size; + } + if (flashobj.SpicInitPara.id[2] > 0x11 + && flashobj.SpicInitPara.id[2] < 0x20) { + flashchip_size = 1 << (flashobj.SpicInitPara.id[2]); // Flash size in bytes + } else + flashchip_size = 1024 * 1024; // default 1 mbytes? + return flashchip_size; +} +/* + * Read Flash OTP data + */ +int flash_otp_read(flash_t *obj, uint32_t address, uint32_t Length, + uint8_t * data) { + int ret = 1; + flash_turnon(); + if (fspic_isinit == 0) + flash_init(&flashobj); + SpicWaitWipDoneRefinedRtl8195A(flashobj.SpicInitPara); + switch (flashobj.SpicInitPara.flashtype) { + case FLASH_MXIC_4IO: + case FLASH_MXIC: // Only 512 bits +#if CONFIG_DEBUG_LOG > 4 + DBG_SPIF_INFO("MXIC: Only 512 bits!\n"); +#endif + SpicTxCmdWithDataRtl8195A(FLASH_CMD_ENSO, 0, 0, flashobj.SpicInitPara); // enter secured OTP + SpicUserReadRtl8195A(Length, address, data, + flashobj.SpicInitPara.Mode.BitMode); + SpicTxCmdWithDataRtl8195A(FLASH_CMD_EXSO, 0, 0, flashobj.SpicInitPara); // exit secured OTP + break; + case FLASH_EON: // OTP sector is mapping to sector 1023 +#if CONFIG_DEBUG_LOG > 4 + DBG_SPIF_INFO("EON: OTP sector is mapping to sector 1023!\n"); +#endif + SpicTxCmdWithDataRtl8195A(FLASH_CMD_EOTPM, 0, 0, flashobj.SpicInitPara); // enter secured OTP + SpicUserReadRtl8195A(Length, address, data, + flashobj.SpicInitPara.Mode.BitMode); + SpicTxCmdWithDataRtl8195A(FLASH_CMD_WRDI, 0, 0, flashobj.SpicInitPara); // exit secured OTP + break; + case FLASH_MICRON: // (4Bh) READ OTP ARRAY +#if CONFIG_DEBUG_LOG > 4 + DBG_SPIF_INFO("MICRON: @TODO !\n"); +#endif + // FLASH_CMD_ROTPA + ret = 0; + break; + default: + DBG_8195A("Flash type?"); + ret = 0; + } + SpicDisableRtl8195A(); + return ret; +}