summaryrefslogtreecommitdiff
path: root/src/cpu/samsung/exynos5420/Kconfig
blob: 8366ea3486aeb62d3e3567edd8fa1a81266dbbe9 (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
81
82
83
84
85
86
87
88
89
90
91
92
config CPU_SAMSUNG_EXYNOS5420
	depends on ARCH_ARMV7
	select HAVE_MONOTONIC_TIMER
	select HAVE_UART_SPECIAL
	select DYNAMIC_CBMEM
	bool
	default n

if CPU_SAMSUNG_EXYNOS5420

config BOOTBLOCK_CPU_INIT
	string
	default "cpu/samsung/exynos5420/bootblock.c"
	help
	  CPU/SoC-specific bootblock code. This is useful if the
	  bootblock must load microcode or copy data from ROM before
	  searching for the bootblock.

# ROM image layout.
#
# 0x0000: vendor-provided BL1 (8k).
# 0x2000: variable length bootblock checksum header
# 0x2010: bootblock
#  0x2020-0x20A0: reserved for CBFS master header.
# 0xA000: Free for CBFS data.

config BOOTBLOCK_ROM_OFFSET
	hex
	default 0x2010

config CBFS_HEADER_ROM_OFFSET
	hex "offset of master CBFS header in ROM"
	default 0x2020

config CBFS_ROM_OFFSET
	# Calculated by BOOTBLOCK_ROM_OFFSET + max bootblock size.
	hex "offset of CBFS data in ROM"
	default 0x0A000


# Example SRAM/iRAM map for Exynos5420 platform:
#
# 0x0202_0000: vendor-provided BL1
# 0x0202_4400: variable length bootblock checksum header.
# 0x0202_4410: bootblock, assume up to 32KB in size
# 0x0203_0000: romstage, assume up to 128KB in size.
# 0x0207_4000: stack pointer

config BOOTBLOCK_BASE
	hex
	default 0x02024410

config ROMSTAGE_BASE
	hex
	default 0x02030000

config ROMSTAGE_SIZE
	hex
	default 0x10000

# Stack may reside in either IRAM or DRAM. We will define it to live
# at the top of IRAM for now.
#
# Stack grows downward, push operation stores register contents in
# consecutive memory locations ending just below SP
config STACK_TOP
	hex
	default 0x02074000

config STACK_BOTTOM
	hex
	default 0x02073000

config STACK_SIZE
	hex
	default 0x1000

# TODO We may probably move this to board-specific implementation files instead
# of KConfig values.
config CBFS_CACHE_ADDRESS
	hex "memory address to put CBFS cache data"
	default 0x02060000

config CBFS_CACHE_SIZE
	hex "size of CBFS cache data"
	default 0x000013000

config SYS_SDRAM_BASE
	hex
	default 0x20000000

endif