8ae4f63623
It'll take some work before this is really shippable. Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
340 lines
7.8 KiB
C
340 lines
7.8 KiB
C
/*
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* NAND Flash Controller Device Driver
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* Copyright (c) 2009, Intel Corporation and its suppliers.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include "spectraswconfig.h"
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#include "ffsport.h"
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#include "ffsdefs.h"
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#include "lld.h"
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#include "lld_nand.h"
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/*&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&*/
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#if FLASH_EMU /* vector all the LLD calls to the LLD_EMU code */
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#include "lld_emu.h"
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#include "lld_cdma.h"
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/* common functions: */
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u16 GLOB_LLD_Flash_Reset(void)
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{
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return emu_Flash_Reset();
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}
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u16 GLOB_LLD_Read_Device_ID(void)
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{
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return emu_Read_Device_ID();
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}
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int GLOB_LLD_Flash_Release(void)
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{
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return emu_Flash_Release();
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}
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u16 GLOB_LLD_Flash_Init(void)
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{
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return emu_Flash_Init();
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}
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u16 GLOB_LLD_Erase_Block(u32 block_add)
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{
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return emu_Erase_Block(block_add);
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}
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u16 GLOB_LLD_Write_Page_Main(u8 *write_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return emu_Write_Page_Main(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main(u8 *read_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return emu_Read_Page_Main(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main_Polling(u8 *read_data,
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u32 block, u16 page, u16 page_count)
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{
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return emu_Read_Page_Main(read_data, block, page, page_count);
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}
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u16 GLOB_LLD_Write_Page_Main_Spare(u8 *write_data, u32 block,
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u16 Page, u16 PageCount)
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{
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return emu_Write_Page_Main_Spare(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main_Spare(u8 *read_data, u32 block,
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u16 Page, u16 PageCount)
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{
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return emu_Read_Page_Main_Spare(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Write_Page_Spare(u8 *write_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return emu_Write_Page_Spare(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Spare(u8 *read_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return emu_Read_Page_Spare(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Get_Bad_Block(u32 block)
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{
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return emu_Get_Bad_Block(block);
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}
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#endif /* FLASH_EMU */
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/*&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&*/
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#if FLASH_MTD /* vector all the LLD calls to the LLD_MTD code */
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#include "lld_mtd.h"
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#include "lld_cdma.h"
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/* common functions: */
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u16 GLOB_LLD_Flash_Reset(void)
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{
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return mtd_Flash_Reset();
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}
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u16 GLOB_LLD_Read_Device_ID(void)
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{
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return mtd_Read_Device_ID();
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}
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int GLOB_LLD_Flash_Release(void)
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{
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return mtd_Flash_Release();
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}
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u16 GLOB_LLD_Flash_Init(void)
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{
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return mtd_Flash_Init();
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}
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u16 GLOB_LLD_Erase_Block(u32 block_add)
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{
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return mtd_Erase_Block(block_add);
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}
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u16 GLOB_LLD_Write_Page_Main(u8 *write_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return mtd_Write_Page_Main(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main(u8 *read_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return mtd_Read_Page_Main(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main_Polling(u8 *read_data,
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u32 block, u16 page, u16 page_count)
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{
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return mtd_Read_Page_Main(read_data, block, page, page_count);
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}
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u16 GLOB_LLD_Write_Page_Main_Spare(u8 *write_data, u32 block,
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u16 Page, u16 PageCount)
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{
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return mtd_Write_Page_Main_Spare(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main_Spare(u8 *read_data, u32 block,
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u16 Page, u16 PageCount)
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{
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return mtd_Read_Page_Main_Spare(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Write_Page_Spare(u8 *write_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return mtd_Write_Page_Spare(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Spare(u8 *read_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return mtd_Read_Page_Spare(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Get_Bad_Block(u32 block)
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{
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return mtd_Get_Bad_Block(block);
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}
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#endif /* FLASH_MTD */
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/*&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&*/
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#if FLASH_NAND /* vector all the LLD calls to the NAND controller code */
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#include "lld_nand.h"
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#include "lld_cdma.h"
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#include "flash.h"
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/* common functions for LLD_NAND */
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void GLOB_LLD_ECC_Control(int enable)
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{
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NAND_ECC_Ctrl(enable);
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}
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/* common functions for LLD_NAND */
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u16 GLOB_LLD_Flash_Reset(void)
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{
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return NAND_Flash_Reset();
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}
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u16 GLOB_LLD_Read_Device_ID(void)
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{
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return NAND_Read_Device_ID();
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}
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u16 GLOB_LLD_UnlockArrayAll(void)
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{
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return NAND_UnlockArrayAll();
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}
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u16 GLOB_LLD_Flash_Init(void)
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{
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return NAND_Flash_Init();
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}
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int GLOB_LLD_Flash_Release(void)
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{
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return nand_release_spectra();
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}
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u16 GLOB_LLD_Erase_Block(u32 block_add)
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{
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return NAND_Erase_Block(block_add);
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}
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u16 GLOB_LLD_Write_Page_Main(u8 *write_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return NAND_Write_Page_Main(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main(u8 *read_data, u32 block, u16 page,
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u16 page_count)
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{
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if (page_count == 1) /* Using polling to improve read speed */
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return NAND_Read_Page_Main_Polling(read_data, block, page, 1);
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else
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return NAND_Read_Page_Main(read_data, block, page, page_count);
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}
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u16 GLOB_LLD_Read_Page_Main_Polling(u8 *read_data,
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u32 block, u16 page, u16 page_count)
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{
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return NAND_Read_Page_Main_Polling(read_data,
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block, page, page_count);
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}
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u16 GLOB_LLD_Write_Page_Main_Spare(u8 *write_data, u32 block,
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u16 Page, u16 PageCount)
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{
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return NAND_Write_Page_Main_Spare(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Write_Page_Spare(u8 *write_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return NAND_Write_Page_Spare(write_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Read_Page_Main_Spare(u8 *read_data, u32 block,
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u16 page, u16 page_count)
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{
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return NAND_Read_Page_Main_Spare(read_data, block, page, page_count);
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}
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u16 GLOB_LLD_Read_Page_Spare(u8 *read_data, u32 block, u16 Page,
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u16 PageCount)
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{
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return NAND_Read_Page_Spare(read_data, block, Page, PageCount);
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}
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u16 GLOB_LLD_Get_Bad_Block(u32 block)
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{
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return NAND_Get_Bad_Block(block);
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}
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#if CMD_DMA
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u16 GLOB_LLD_Event_Status(void)
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{
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return CDMA_Event_Status();
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}
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u16 glob_lld_execute_cmds(void)
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{
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return CDMA_Execute_CMDs();
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}
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u16 GLOB_LLD_MemCopy_CMD(u8 *dest, u8 *src,
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u32 ByteCount, u16 flag)
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{
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/* Replace the hardware memcopy with software memcpy function */
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if (CDMA_Execute_CMDs())
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return FAIL;
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memcpy(dest, src, ByteCount);
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return PASS;
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/* return CDMA_MemCopy_CMD(dest, src, ByteCount, flag); */
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}
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u16 GLOB_LLD_Erase_Block_cdma(u32 block, u16 flags)
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{
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return CDMA_Data_CMD(ERASE_CMD, 0, block, 0, 0, flags);
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}
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u16 GLOB_LLD_Write_Page_Main_cdma(u8 *data, u32 block, u16 page, u16 count)
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{
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return CDMA_Data_CMD(WRITE_MAIN_CMD, data, block, page, count, 0);
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}
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u16 GLOB_LLD_Read_Page_Main_cdma(u8 *data, u32 block, u16 page,
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u16 count, u16 flags)
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{
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return CDMA_Data_CMD(READ_MAIN_CMD, data, block, page, count, flags);
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}
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u16 GLOB_LLD_Write_Page_Main_Spare_cdma(u8 *data, u32 block, u16 page,
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u16 count, u16 flags)
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{
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return CDMA_Data_CMD(WRITE_MAIN_SPARE_CMD,
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data, block, page, count, flags);
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}
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u16 GLOB_LLD_Read_Page_Main_Spare_cdma(u8 *data,
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u32 block, u16 page, u16 count)
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{
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return CDMA_Data_CMD(READ_MAIN_SPARE_CMD, data, block, page, count,
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LLD_CMD_FLAG_MODE_CDMA);
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}
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#endif /* CMD_DMA */
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#endif /* FLASH_NAND */
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/*&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&*/
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/* end of LLD.c */
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