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Heiko Schocher7816f2c2011-07-16 00:06:42 +00001/*
2 * (C) Copyright 2011
3 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
4 *
5 * Vased on:
6 * (C) Copyright 2009
7 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
8 *
9 * See file CREDITS for list of people who contributed to this
10 * project.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * MA 02111-1307 USA
26 */
27
28#ifndef _UBLIMAGE_H_
29#define _UBLIMAGE_H_
30
Heiko Schocher7816f2c2011-07-16 00:06:42 +000031enum ublimage_cmd {
32 CMD_INVALID,
33 CMD_BOOT_MODE,
34 CMD_ENTRY,
35 CMD_PAGE,
36 CMD_ST_BLOCK,
37 CMD_ST_PAGE,
38 CMD_LD_ADDR
39};
40
41enum ublimage_fld_types {
42 CFG_INVALID = -1,
43 CFG_COMMAND,
44 CFG_REG_VALUE
45};
46
47/*
48 * from sprufg5a.pdf Table 110
49 * Used by RBL when doing NAND boot
50 */
51#define UBL_MAGIC_BASE (0xA1ACED00)
52/* Safe boot mode */
53#define UBL_MAGIC_SAFE (0x00)
54/* DMA boot mode */
55#define UBL_MAGIC_DMA (0x11)
56/* I Cache boot mode */
57#define UBL_MAGIC_IC (0x22)
58/* Fast EMIF boot mode */
59#define UBL_MAGIC_FAST (0x33)
60/* DMA + ICache boot mode */
61#define UBL_MAGIC_DMA_IC (0x44)
62/* DMA + ICache + Fast EMIF boot mode */
63#define UBL_MAGIC_DMA_IC_FAST (0x55)
64
65/* Define max UBL image size */
66#define UBL_IMAGE_SIZE (0x00003800u)
67
Loïc Minier9f876582011-10-03 11:57:12 +020068/* one NAND block */
69#define UBL_BLOCK_SIZE 512
70
Heiko Schocher7816f2c2011-07-16 00:06:42 +000071/* from sprufg5a.pdf Table 109 */
72struct ubl_header {
73 uint32_t magic; /* Magic Number, see UBL_* defines */
74 uint32_t entry; /* entry point address for bootloader */
75 uint32_t pages; /* number of pages (size of bootloader) */
76 uint32_t block; /*
77 * blocknumber where user bootloader is
78 * present
79 */
80 uint32_t page; /*
81 * page number where user bootloader is
82 * present.
83 */
84 uint32_t pll_m; /*
85 * PLL setting -Multiplier (only valid if
86 * Magic Number indicates PLL enable).
87 */
88 uint32_t pll_n; /*
89 * PLL setting -Divider (only valid if
90 * Magic Number indicates PLL enable).
91 */
92 uint32_t emif; /*
93 * fast EMIF setting (only valid if
94 * Magic Number indicates fast EMIF boot).
95 */
96 /* to fit in one nand block */
Loïc Minier9f876582011-10-03 11:57:12 +020097 unsigned char res[UBL_BLOCK_SIZE - 8 * 4];
Heiko Schocher7816f2c2011-07-16 00:06:42 +000098};
99
100#endif /* _UBLIMAGE_H_ */