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path: root/include/emmc_partitions.h (plain)
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1#ifndef _AML_MMC_H
2#define _AML_MMC_H
3
4#include <asm/io.h>
5#include <config.h>
6#include <common.h>
7#include <command.h>
8#include <mmc.h>
9#include <part.h>
10#include <malloc.h>
11#include <linux/list.h>
12#include <mmc.h>
13#include <div64.h>
14#include <environment.h>
15#include <malloc.h>
16#include <asm/cache.h>
17#include <asm/arch/clock.h>
18#include<partition_table.h>
19#include <storage.h>
20#include <linux/sizes.h>
21
22#define AML_MMC_DBG
23
24#define MAX_DEVICE_NUM 32
25#define MAX_DEVICE_NAME_LEN 16
26#define MAX_MMC_PART_NUM 32
27#define MAX_MMC_PART_NAME_LEN 16
28
29#ifndef CONFIG_AML_MMC_INHERENT_PART
30#define PARTITION_RESERVED (8*SZ_1M) // 8MB
31#define MMC_BOOT_PARTITION_RESERVED (32*SZ_1M) // 32MB
32
33#define MMC_BOOT_NAME "bootloader"
34#define MMC_BOOT_NAME0 "bootloader-boot0"
35#define MMC_BOOT_NAME1 "bootloader-boot1"
36#define MMC_BOOT_DEVICE_SIZE (0x4*SZ_1M)
37
38#define MMC_RESERVED_NAME "reserved"
39#define MMC_RESERVED_SIZE (64*SZ_1M)
40#define MMC_BOTTOM_RSV_SIZE (0)
41#endif /* CONFIG_AML_MMC_INHERENT_PART */
42
43#define MMC_CACHE_NAME "cache"
44// #define MMC_CACHE_SIZE (512*SZ_1M) // this is not used and should be get from spl
45
46#define MMC_ENV_NAME "env"
47#define MMC_ENV_SIZE (8*SZ_1M)
48
49#define MMC_KEY_NAME "key"
50#define MMC_KEY_SIZE (256*1024)
51#define EMMCKEY_RESERVE_OFFSET (0x4000)
52#define MMC_RESERVED_OFFSET (36*SZ_1M)
53#define MMC_BLOCK_SIZE (512)
54// #define MMC_SECURE_NAME "secure"
55// #define MMC_SECURE_SIZE (0x1*SZ_1M)
56
57#define MMC_MPT_VERSION_1 "01.00.00"
58#define MMC_MPT_VERSION_2 "01.02.00"
59/* version in use, fixme when kenel driver is updated. */
60#define MMC_MPT_VERSION MMC_MPT_VERSION_1
61
62#define MMC_PARTITIONS_MAGIC "MPT" // MMC Partition Table
63#define MMC_CARD_PARTITION_NAME "card"
64
65/* virtual partitions*/
66
67#define MMC_MBR_NAME ("AML_MBR")
68/* offset&size of mbr will not be used */
69#define MMC_MBR_OFFSET (0x0)
70#define MMC_MBR_SIZE (0x200)
71
72/*
73* partition table
74* |<----partition_table---->|<----key---->|
75*
76*/
77#define MMC_TABLE_NAME ("AML_TABLE")
78#define MMC_TABLE_OFFSET (0x0)
79#define MMC_TABLE_SIZE (16*1024)
80
81/*
82* write 128KB data pattern
83* |<----pattern---->||<------DTB------>|
84*/
85#define MMC_PATTERN_NAME "pattern"
86#define CALI_PATTERN_OFFSET (SZ_1M * 3)
87#define CALI_PATTERN_SIZE (256 * 512)
88#define CALI_BLOCK_SIZE (512)
89#define CALI_PATTERN (0x55aa55aa)
90
91#define MMC_MAGIC_NAME "magic"
92#define MAGIC_OFFSET (SZ_1M * 6)
93#define MAGIC_SIZE (256 * 512)
94#define MAGIC_BLOCK_SIZE (512)
95#define MAGIC_PATTERN (0X00FF00FF)
96
97#define MMC_RANDOM_NAME "random"
98#define RANDOM_OFFSET (SZ_1M * 7)
99#define RANDOM_SIZE (256 * 512)
100#define RANDOM_BLOCK_SIZE (512)
101#define RANDOM_PATTERN (0X52414E44)
102
103#define MMC_DDR_PARAMETER_NAME "ddr-parameter"
104#define DDR_PARAMETER_OFFSET (SZ_1M * 8)
105#define DDR_PARAMETER_SIZE (4 * 512)
106
107/*
108 * 2 copies dtb were stored in dtb area.
109 * each is 256K.
110 * timestamp&checksum are in the tail.
111 * |<--------------DTB Area-------------->|
112 * |<------DTB1------->|<------DTB2------>|
113 */
114#define MMC_DTB_NAME "dtb"
115#define DTB_OFFSET (SZ_1M * 4)
116#define DTB_BLK_SIZE (512)
117#define DTB_BLK_CNT (512)
118#define DTB_SIZE (DTB_BLK_CNT * DTB_BLK_SIZE)
119#define DTB_COPIES (2)
120#define DTB_AREA_BLK_CNT (DTB_BLK_CNT * DTB_COPIES)
121#define EMMC_DTB_DEV (1)
122#define EMMC_FASTBOOT_CONTEXT_DEV (1)
123
124#define MMC_FASTBOOT_CONTEXT_NAME "fastboot_context"
125#define FASTBOOT_CONTEXT_OFFSET (SZ_1M * 5)
126#define FASTBOOT_CONTEXT_SIZE (512)
127
128struct virtual_partition {
129 char name[MAX_MMC_PART_NAME_LEN];
130 uint64_t offset;
131 uint64_t size;
132};
133
134#define VIRTUAL_PARTITION_ELEMENT(na, of, sz) {.name = na, .offset = of, .size = sz,}
135
136struct aml_pattern {
137 char name[MAX_MMC_PART_NAME_LEN];
138 unsigned int pattern;
139};
140#define AML_PATTERN_ELEMENT(na, pa) {.name = na, .pattern = pa,}
141
142#ifdef AML_MMC_DBG
143#define aml_mmc_dbg(fmt, ...) printk( "%s: line:%d " fmt "\n", \
144 __func__, __LINE__, ##__VA_ARGS__)
145
146#define aml_mmc_msg(fmt, ...) printk( "%s: line:%d " fmt "\n", \
147 __func__, __LINE__, ##__VA_ARGS__)
148#else
149#define aml_mmc_dbg(fmt, ...)
150#define aml_mmc_msg(fmt, ...) printk( fmt "\n", ##__VA_ARGS__)
151#endif
152
153#define DOS_MBR 0
154#define DOS_PBR 1
155
156#define DOS_PBR_FSTYPE_OFFSET 0x36
157#define DOS_PBR32_FSTYPE_OFFSET 0x52
158
159#define DOS_PART_DISKSIG_OFFSET 0x1b8
160#define DOS_PART_TBL_OFFSET 0x1be
161#define DOS_PART_MAGIC_OFFSET 0x1fe
162#define DOS_PBR_MEDIA_TYPE_OFFSET 0x15
163
164#define DOS_PARTITION_COUNT 32
165
166typedef struct dos_partition {
167 unsigned char boot_ind; /* 0x80 - active */
168 unsigned char head; /* starting head */
169 unsigned char sector; /* starting sector */
170 unsigned char cyl; /* starting cylinder */
171 unsigned char sys_ind; /* What partition type */
172 unsigned char end_head; /* end head */
173 unsigned char end_sector; /* end sector */
174 unsigned char end_cyl; /* end cylinder */
175 unsigned char start4[4]; /* starting sector counting from 0 */
176 unsigned char size4[4]; /* nr of sectors in partition */
177} dos_partition_t;
178
179struct dos_mbr_or_ebr{
180 unsigned char bootstart[446];
181 struct dos_partition part_entry[4];
182 unsigned char magic[2];
183};
184
185struct mmc_partitions_fmt {
186 char magic[4];
187 unsigned char version[12];
188 int part_num;
189 int checksum;
190 struct partitions partitions[MAX_MMC_PART_NUM];
191};
192
193struct mmc_partition_config{
194 unsigned char version[12];
195 int part_num;
196 struct partitions partitions[MAX_MMC_PART_NUM];
197 unsigned option;
198 void * private_data;
199};
200
201/*
202struct _mmc_device{
203 char name[MAX_DEVICE_NAME_LEN];
204 uint64_t offset;
205 uint64_t size;
206 void * private_data;
207 struct list_head list;
208};
209*/
210
211#define LOCK_MAJOR_VERSION 1
212#define LOCK_MINOR_VERSION 0
213
214#define LOCK_DATA_SIZE 8
215
216typedef struct LockData {
217 uint8_t version_major;
218 uint8_t version_minor;
219
220 /* Padding to eight bytes. */
221 uint8_t reserved1[2];
222
223 /* 0: unlock 1: lock*/
224 uint8_t lock_state;
225
226 /* 0: unlock 1: lock*/
227 uint8_t lock_critical_state;
228
229 /* 0: enable bootloader version rollback 1: prevent bootloader version rollback*/
230 uint8_t lock_bootloader;
231 uint8_t reserved2[1];
232} LockData_t;
233
234/*512Bytes*/
235typedef struct FastbootContext {
236 /* locks */
237 LockData_t lock;
238 uint8_t rsv[248];
239 /* checksum, storage driver care */
240 uint32_t crc32;
241} FastbootContext_t;
242
243extern bool is_partition_checked;
244extern struct partitions emmc_partition_table[];
245
246extern int get_emmc_partition_arraysize(void);
247
248/*
249 * get the partition number by name
250 * return value
251 * < 0 means no partition found
252 * >= 0 means valid partition
253 */
254extern int get_partition_num_by_name(char *name);
255
256struct partitions* find_mmc_partition_by_name (char *name);
257struct partitions *aml_get_partition_by_name(const char *name);
258int mmc_boot_size(char *name, uint64_t* size);
259struct virtual_partition *aml_get_virtual_partition_by_name(const char *name);
260bool aml_is_emmc_tsd (struct mmc *mmc);
261int mmc_device_init (struct mmc *mmc);
262ulong _get_inherent_offset(const char *name);
263
264#define PARTITION_ELEMENT(na, sz, flags) {.name = na, .size = sz, .mask_flags = flags,}
265
266#endif
267
generated by cgit at 2024-05-19 14:54:06 (GMT)