X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=Omap35xxPkg%2FFlash%2FFlash.h;fp=Omap35xxPkg%2FFlash%2FFlash.h;h=2e95b96bb925d1079f7f8aa7edda56e72cbb8a1a;hp=0000000000000000000000000000000000000000;hb=a3f98646f68239bf9c577b24689bc69cbcde1b47;hpb=759f21f1d17ce52a05eea31e9ddd1efb4ec68bbb diff --git a/Omap35xxPkg/Flash/Flash.h b/Omap35xxPkg/Flash/Flash.h new file mode 100644 index 0000000000..2e95b96bb9 --- /dev/null +++ b/Omap35xxPkg/Flash/Flash.h @@ -0,0 +1,106 @@ +/** @file + + Copyright (c) 2008-2009 Apple Inc. All rights reserved.
+ + All rights reserved. This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef FLASH_H +#define FLASH_H + +#include + +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#define PAGE_SIZE(x) ((x) & 0x01) +#define PAGE_SIZE_2K_VAL (0x01UL) + +#define SPARE_AREA_SIZE(x) (((x) >> 2) & 0x01) +#define SPARE_AREA_SIZE_64B_VAL (0x1UL) + +#define BLOCK_SIZE(x) (((x) >> 4) & 0x01) +#define BLOCK_SIZE_128K_VAL (0x01UL) + +#define ORGANIZATION(x) (((x) >> 6) & 0x01) +#define ORGANIZATION_X8 (0x0UL) +#define ORGANIZATION_X16 (0x1UL) + +#define PAGE_SIZE_512B (512) +#define PAGE_SIZE_2K (2048) +#define PAGE_SIZE_4K (4096) +#define SPARE_AREA_SIZE_16B (16) +#define SPARE_AREA_SIZE_64B (64) + +#define BLOCK_SIZE_16K (16*1024) +#define BLOCK_SIZE_128K (128*1024) + +#define BLOCK_COUNT (2048) +#define LAST_BLOCK (BLOCK_COUNT - 1) + +#define ECC_POSITION 2 + +//List of commands. +#define RESET_CMD 0xFF +#define READ_ID_CMD 0x90 + +#define READ_STATUS_CMD 0x70 + +#define PAGE_READ_CMD 0x00 +#define PAGE_READ_CONFIRM_CMD 0x30 + +#define BLOCK_ERASE_CMD 0x60 +#define BLOCK_ERASE_CONFIRM_CMD 0xD0 + +#define PROGRAM_PAGE_CMD 0x80 +#define PROGRAM_PAGE_CONFIRM_CMD 0x10 + +//Nand status register bit definition +#define NAND_SUCCESS (0x0UL << 0) +#define NAND_FAILURE (0x1UL << 0) + +#define NAND_BUSY (0x0UL << 6) +#define NAND_READY (0x1UL << 6) + +#define NAND_RESET_STATUS (0x60UL << 0) + +#define MAX_RETRY_COUNT 1500 + + +typedef struct { + UINT8 ManufactureId; + UINT8 DeviceId; + UINT8 BlockAddressStart; //Start of the Block address in actual NAND + UINT8 PageAddressStart; //Start of the Page address in actual NAND +} NAND_PART_INFO_TABLE; + +typedef struct { + UINT8 ManufactureId; + UINT8 DeviceId; + UINT8 Organization; //x8 or x16 + UINT32 PageSize; + UINT32 SparePageSize; + UINT32 BlockSize; + UINT32 NumPagesPerBlock; + UINT8 BlockAddressStart; //Start of the Block address in actual NAND + UINT8 PageAddressStart; //Start of the Page address in actual NAND +} NAND_FLASH_INFO; + +#endif //FLASH_H