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1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>\r | |
4 | \r | |
5 | This program and the accompanying materials\r | |
6 | are licensed and made available under the terms and conditions\r | |
7 | of the BSD License which accompanies this distribution. The\r | |
8 | full text of the license may be found at\r | |
9 | http://opensource.org/licenses/bsd-license.php\r | |
10 | \r | |
11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
13 | \r | |
14 | **/\r | |
15 | \r | |
16 | #ifndef _EMMC_PEIM_MEM_H_\r | |
17 | #define _EMMC_PEIM_MEM_H_\r | |
18 | \r | |
19 | #define EMMC_PEIM_MEM_BIT(a) ((UINTN)(1 << (a)))\r | |
20 | \r | |
21 | #define EMMC_PEIM_MEM_BIT_IS_SET(Data, Bit) \\r | |
22 | ((BOOLEAN)(((Data) & EMMC_PEIM_MEM_BIT(Bit)) == EMMC_PEIM_MEM_BIT(Bit)))\r | |
23 | \r | |
24 | typedef struct _EMMC_PEIM_MEM_BLOCK EMMC_PEIM_MEM_BLOCK;\r | |
25 | \r | |
26 | struct _EMMC_PEIM_MEM_BLOCK {\r | |
27 | UINT8 *Bits; // Bit array to record which unit is allocated\r | |
28 | UINTN BitsLen;\r | |
29 | UINT8 *Buf;\r | |
30 | UINTN BufLen; // Memory size in bytes\r | |
31 | EMMC_PEIM_MEM_BLOCK *Next;\r | |
32 | };\r | |
33 | \r | |
34 | typedef struct _EMMC_PEIM_MEM_POOL {\r | |
35 | EMMC_PEIM_MEM_BLOCK *Head;\r | |
36 | } EMMC_PEIM_MEM_POOL;\r | |
37 | \r | |
38 | //\r | |
39 | // Memory allocation unit, note that the value must meet EMMC spec alignment requirement.\r | |
40 | //\r | |
41 | #define EMMC_PEIM_MEM_UNIT 128\r | |
42 | \r | |
43 | #define EMMC_PEIM_MEM_UNIT_MASK (EMMC_PEIM_MEM_UNIT - 1)\r | |
44 | #define EMMC_PEIM_MEM_DEFAULT_PAGES 16\r | |
45 | \r | |
46 | #define EMMC_PEIM_MEM_ROUND(Len) (((Len) + EMMC_PEIM_MEM_UNIT_MASK) & (~EMMC_PEIM_MEM_UNIT_MASK))\r | |
47 | \r | |
48 | //\r | |
49 | // Advance the byte and bit to the next bit, adjust byte accordingly.\r | |
50 | //\r | |
51 | #define EMMC_PEIM_NEXT_BIT(Byte, Bit) \\r | |
52 | do { \\r | |
53 | (Bit)++; \\r | |
54 | if ((Bit) > 7) { \\r | |
55 | (Byte)++; \\r | |
56 | (Bit) = 0; \\r | |
57 | } \\r | |
58 | } while (0)\r | |
59 | \r | |
60 | #endif\r | |
61 | \r |