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1 | /** @file\r |
| 2 | \r |
| 3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r |
| 4 | \r |
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5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
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6 | \r |
| 7 | **/\r |
| 8 | \r |
| 9 | #ifndef FLASH_H\r |
| 10 | #define FLASH_H\r |
| 11 | \r |
| 12 | #include <Uefi.h>\r |
| 13 | \r |
| 14 | #include <Library/BaseLib.h>\r |
| 15 | #include <Library/BaseMemoryLib.h>\r |
| 16 | #include <Library/MemoryAllocationLib.h>\r |
| 17 | #include <Library/DebugLib.h>\r |
| 18 | #include <Library/IoLib.h>\r |
| 19 | #include <Library/PcdLib.h>\r |
| 20 | #include <Library/UefiBootServicesTableLib.h>\r |
| 21 | #include <Library/IoLib.h>\r |
| 22 | \r |
| 23 | #include <Protocol/BlockIo.h>\r |
| 24 | #include <Protocol/Cpu.h>\r |
| 25 | #include <Omap3530/Omap3530.h>\r |
| 26 | \r |
| 27 | #define PAGE_SIZE(x) ((x) & 0x01)\r |
| 28 | #define PAGE_SIZE_2K_VAL (0x01UL)\r |
| 29 | \r |
| 30 | #define SPARE_AREA_SIZE(x) (((x) >> 2) & 0x01)\r |
| 31 | #define SPARE_AREA_SIZE_64B_VAL (0x1UL)\r |
| 32 | \r |
| 33 | #define BLOCK_SIZE(x) (((x) >> 4) & 0x01)\r |
| 34 | #define BLOCK_SIZE_128K_VAL (0x01UL)\r |
| 35 | \r |
| 36 | #define ORGANIZATION(x) (((x) >> 6) & 0x01)\r |
| 37 | #define ORGANIZATION_X8 (0x0UL)\r |
| 38 | #define ORGANIZATION_X16 (0x1UL)\r |
| 39 | \r |
| 40 | #define PAGE_SIZE_512B (512)\r |
| 41 | #define PAGE_SIZE_2K (2048)\r |
| 42 | #define PAGE_SIZE_4K (4096)\r |
| 43 | #define SPARE_AREA_SIZE_16B (16)\r |
| 44 | #define SPARE_AREA_SIZE_64B (64)\r |
| 45 | \r |
| 46 | #define BLOCK_SIZE_16K (16*1024)\r |
| 47 | #define BLOCK_SIZE_128K (128*1024)\r |
| 48 | \r |
| 49 | #define BLOCK_COUNT (2048)\r |
| 50 | #define LAST_BLOCK (BLOCK_COUNT - 1)\r |
| 51 | \r |
| 52 | #define ECC_POSITION 2\r |
| 53 | \r |
| 54 | //List of commands.\r |
| 55 | #define RESET_CMD 0xFF\r |
| 56 | #define READ_ID_CMD 0x90\r |
| 57 | \r |
| 58 | #define READ_STATUS_CMD 0x70\r |
| 59 | \r |
| 60 | #define PAGE_READ_CMD 0x00\r |
| 61 | #define PAGE_READ_CONFIRM_CMD 0x30\r |
| 62 | \r |
| 63 | #define BLOCK_ERASE_CMD 0x60\r |
| 64 | #define BLOCK_ERASE_CONFIRM_CMD 0xD0\r |
| 65 | \r |
| 66 | #define PROGRAM_PAGE_CMD 0x80\r |
| 67 | #define PROGRAM_PAGE_CONFIRM_CMD 0x10\r |
| 68 | \r |
| 69 | //Nand status register bit definition\r |
| 70 | #define NAND_SUCCESS (0x0UL << 0)\r |
| 71 | #define NAND_FAILURE BIT0\r |
| 72 | \r |
| 73 | #define NAND_BUSY (0x0UL << 6)\r |
| 74 | #define NAND_READY BIT6\r |
| 75 | \r |
| 76 | #define NAND_RESET_STATUS (0x60UL << 0)\r |
| 77 | \r |
| 78 | #define MAX_RETRY_COUNT 1500\r |
| 79 | \r |
| 80 | \r |
| 81 | typedef struct {\r |
| 82 | UINT8 ManufactureId;\r |
| 83 | UINT8 DeviceId;\r |
| 84 | UINT8 BlockAddressStart; //Start of the Block address in actual NAND\r |
| 85 | UINT8 PageAddressStart; //Start of the Page address in actual NAND\r |
| 86 | } NAND_PART_INFO_TABLE;\r |
| 87 | \r |
| 88 | typedef struct {\r |
| 89 | UINT8 ManufactureId;\r |
| 90 | UINT8 DeviceId;\r |
| 91 | UINT8 Organization; //x8 or x16\r |
| 92 | UINT32 PageSize;\r |
| 93 | UINT32 SparePageSize;\r |
| 94 | UINT32 BlockSize;\r |
| 95 | UINT32 NumPagesPerBlock;\r |
| 96 | UINT8 BlockAddressStart; //Start of the Block address in actual NAND\r |
| 97 | UINT8 PageAddressStart; //Start of the Page address in actual NAND\r |
| 98 | } NAND_FLASH_INFO;\r |
| 99 | \r |
| 100 | #endif //FLASH_H\r |
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