blob: b49e7f80a2866694bd31de97beac4c8c6350f1c4 (
plain)
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
68
69
70
71
72
73
74
75
76
77
78
79
80
|
// SPDX-License-Identifier: GPL-2.0+
#include <asm/global_data.h>
#include <asm/arch/sys_proto.h>
#include <asm/mach-imx/boot_mode.h>
DECLARE_GLOBAL_DATA_PTR;
u32 rom_api_download_image(u8 *dest, u32 offset, u32 size)
{
u32 xor = (uintptr_t)dest ^ offset ^ size;
volatile gd_t *sgd = gd;
u32 ret;
ret = g_rom_api->download_image(dest, offset, size, xor);
set_gd(sgd);
return ret;
}
u32 rom_api_query_boot_infor(u32 info_type, u32 *info)
{
u32 xor = info_type ^ (uintptr_t)info;
volatile gd_t *sgd = gd;
u32 ret;
ret = g_rom_api->query_boot_infor(info_type, info, xor);
set_gd(sgd);
return ret;
}
extern struct rom_api *g_rom_api;
enum boot_device get_boot_device(void)
{
volatile gd_t *pgd = gd;
int ret;
u32 boot;
u16 boot_type;
u8 boot_instance;
enum boot_device boot_dev = SD1_BOOT;
ret = g_rom_api->query_boot_infor(QUERY_BT_DEV, &boot,
((uintptr_t)&boot) ^ QUERY_BT_DEV);
set_gd(pgd);
if (ret != ROM_API_OKAY) {
puts("ROMAPI: failure at query_boot_info\n");
return -1;
}
boot_type = boot >> 16;
boot_instance = (boot >> 8) & 0xff;
switch (boot_type) {
case BT_DEV_TYPE_SD:
boot_dev = boot_instance + SD1_BOOT;
break;
case BT_DEV_TYPE_MMC:
boot_dev = boot_instance + MMC1_BOOT;
break;
case BT_DEV_TYPE_NAND:
boot_dev = NAND_BOOT;
break;
case BT_DEV_TYPE_FLEXSPINOR:
boot_dev = QSPI_BOOT;
break;
case BT_DEV_TYPE_SPI_NOR:
boot_dev = SPI_NOR_BOOT;
break;
case BT_DEV_TYPE_USB:
boot_dev = boot_instance + USB_BOOT;
break;
default:
break;
}
return boot_dev;
}
|
