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1 | /** @file\r |
2 | *\r | |
3 | * Copyright (c) 2017 Marvell International Ltd.\r | |
4 | *\r | |
5 | * This program and the accompanying materials\r | |
6 | * are licensed and made available under the terms and conditions of the BSD License\r | |
7 | * which accompanies this distribution. The full text of the license may be found at\r | |
8 | * http://opensource.org/licenses/bsd-license.php\r | |
9 | *\r | |
10 | * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
11 | * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
12 | *\r | |
13 | **/\r | |
14 | \r | |
15 | #ifndef __NOR_FLASH_ID_LIB_H__\r | |
16 | #define __NOR_FLASH_ID_LIB_H__\r | |
17 | \r | |
18 | #include <Uefi/UefiBaseType.h>\r | |
19 | \r | |
20 | #define NOR_FLASH_MAX_ID_LEN 6\r | |
21 | \r | |
22 | typedef struct {\r | |
23 | /* Device name */\r | |
24 | UINT16 *Name;\r | |
25 | \r | |
26 | /*\r | |
27 | * JEDEC ID\r | |
28 | */\r | |
29 | UINT8 Id[NOR_FLASH_MAX_ID_LEN];\r | |
30 | UINT8 IdLen;\r | |
31 | \r | |
32 | UINT16 PageSize;\r | |
33 | \r | |
34 | /*\r | |
35 | * Below parameters can be referred as BlockSize\r | |
36 | * and BlockCount, when treating the NorFlash as\r | |
37 | * block device.\r | |
38 | */\r | |
39 | UINT32 SectorSize;\r | |
40 | UINT32 SectorCount;\r | |
41 | \r | |
42 | UINT16 Flags;\r | |
43 | #define NOR_FLASH_ERASE_4K (1 << 0) /* Use 4 KB erase blocks and CMD_ERASE_4K */\r | |
44 | #define NOR_FLASH_ERASE_32K (1 << 1) /* Use 32 KB erase blocks and CMD_ERASE_32K */\r | |
45 | #define NOR_FLASH_WRITE_FSR (1 << 2) /* Use flag status register for write */\r | |
46 | #define NOR_FLASH_4B_ADDR (1 << 3) /* Use 4B addressing */\r | |
47 | } NOR_FLASH_INFO;\r | |
48 | \r | |
49 | /* Vendor IDs */\r | |
50 | #define NOR_FLASH_ID_ATMEL 0x1f\r | |
51 | #define NOR_FLASH_ID_EON 0x1c\r | |
52 | #define NOR_FLASH_ID_GIGADEVICE 0xc8\r | |
53 | #define NOR_FLASH_ID_ISSI 0x9d\r | |
54 | #define NOR_FLASH_ID_MACRONIX 0xc2\r | |
55 | #define NOR_FLASH_ID_SPANSION 0x01\r | |
56 | #define NOR_FLASH_ID_STMICRO 0x20\r | |
57 | #define NOR_FLASH_ID_SST 0xbf\r | |
58 | #define NOR_FLASH_ID_WINDBOND 0xef\r | |
59 | \r | |
60 | /**\r | |
61 | Return an allocated copy pool of the NOR flash information structure.\r | |
62 | \r | |
63 | @param[in] Id Pointer to an array with JEDEC ID obtained\r | |
64 | from the NOR flash with READ_ID command\r | |
65 | (0x9f)\r | |
66 | @param[in out] FlashInfo Pointer to NOR flash information structure\r | |
67 | @param[in] AllocateForRuntime A flag specifying a type of a copy pool\r | |
68 | allocation (TRUE for runtime, FALSE for\r | |
69 | normal)\r | |
70 | \r | |
71 | @retval EFI_SUCCESS Operation completed successfully\r | |
72 | @retval EFI_NOT_FOUND No matching entry in NOR ID table found\r | |
73 | @retval EFI_OUT_OF_RESOURCES No pool memory available\r | |
74 | \r | |
75 | **/\r | |
76 | EFI_STATUS\r | |
77 | EFIAPI\r | |
78 | NorFlashGetInfo (\r | |
79 | IN UINT8 *Id,\r | |
80 | IN OUT NOR_FLASH_INFO **FlashInfo,\r | |
81 | IN BOOLEAN AllocateForRuntime\r | |
82 | );\r | |
83 | \r | |
84 | /**\r | |
85 | Print NOR flash information basing on data stored in\r | |
86 | the NOR_FLASH_INFO structure.\r | |
87 | \r | |
88 | @param[in] FlashInfo Pointer to NOR flash information structure\r | |
89 | \r | |
90 | **/\r | |
91 | VOID\r | |
92 | EFIAPI\r | |
93 | NorFlashPrintInfo (\r | |
94 | IN NOR_FLASH_INFO *Info\r | |
95 | );\r | |
96 | #endif\r |