Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
/*
* (C) Copyright 2011
* Heiko Schocher, DENX Software Engineering, hs@denx.de.
*
* Vased on:
* (C) Copyright 2009
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef _UBLIMAGE_H_
#define _UBLIMAGE_H_
enum ublimage_cmd {
CMD_INVALID,
CMD_BOOT_MODE,
CMD_ENTRY,
CMD_PAGE,
CMD_ST_BLOCK,
CMD_ST_PAGE,
CMD_LD_ADDR
};
enum ublimage_fld_types {
CFG_INVALID = -1,
CFG_COMMAND,
CFG_REG_VALUE
};
/*
* from sprufg5a.pdf Table 110
* Used by RBL when doing NAND boot
*/
#define UBL_MAGIC_BASE (0xA1ACED00)
/* Safe boot mode */
#define UBL_MAGIC_SAFE (0x00)
/* DMA boot mode */
#define UBL_MAGIC_DMA (0x11)
/* I Cache boot mode */
#define UBL_MAGIC_IC (0x22)
/* Fast EMIF boot mode */
#define UBL_MAGIC_FAST (0x33)
/* DMA + ICache boot mode */
#define UBL_MAGIC_DMA_IC (0x44)
/* DMA + ICache + Fast EMIF boot mode */
#define UBL_MAGIC_DMA_IC_FAST (0x55)
/* Define max UBL image size */
#define UBL_IMAGE_SIZE (0x00003800u)
/* from sprufg5a.pdf Table 109 */
struct ubl_header {
uint32_t magic; /* Magic Number, see UBL_* defines */
uint32_t entry; /* entry point address for bootloader */
uint32_t pages; /* number of pages (size of bootloader) */
uint32_t block; /*
* blocknumber where user bootloader is
* present
*/
uint32_t page; /*
* page number where user bootloader is
* present.
*/
uint32_t pll_m; /*
* PLL setting -Multiplier (only valid if
* Magic Number indicates PLL enable).
*/
uint32_t pll_n; /*
* PLL setting -Divider (only valid if
* Magic Number indicates PLL enable).
*/
uint32_t emif; /*
* fast EMIF setting (only valid if
* Magic Number indicates fast EMIF boot).
*/
/* to fit in one nand block */
unsigned char res[UBL_BLOCK_SIZE - 8 * 4];
};
#endif /* _UBLIMAGE_H_ */