[thirdparty/u-boot.git] / arch / mips / Kconfig

menu "MIPS architecture"
	depends on MIPS

config SYS_ARCH
	default "mips"

config SYS_CPU
	default "mips32" if CPU_MIPS32_R1 || CPU_MIPS32_R2
	default "mips64" if CPU_MIPS64_R1 || CPU_MIPS64_R2

choice
	prompt "Target select"
	optional

config TARGET_QEMU_MIPS
	bool "Support qemu-mips"
	select SUPPORTS_BIG_ENDIAN
	select SUPPORTS_LITTLE_ENDIAN
	select SUPPORTS_CPU_MIPS32_R1
	select SUPPORTS_CPU_MIPS32_R2
	select SUPPORTS_CPU_MIPS64_R1
	select SUPPORTS_CPU_MIPS64_R2

config TARGET_MALTA
	bool "Support malta"
	select SUPPORTS_BIG_ENDIAN
	select SUPPORTS_LITTLE_ENDIAN
	select SUPPORTS_CPU_MIPS32_R1
	select SUPPORTS_CPU_MIPS32_R2
	select SWAP_IO_SPACE

config TARGET_VCT
	bool "Support vct"
	select SUPPORTS_BIG_ENDIAN
	select SUPPORTS_CPU_MIPS32_R1
	select SUPPORTS_CPU_MIPS32_R2
	select SYS_MIPS_CACHE_INIT_RAM_LOAD

config TARGET_DBAU1X00
	bool "Support dbau1x00"
	select SUPPORTS_BIG_ENDIAN
	select SUPPORTS_LITTLE_ENDIAN
	select SUPPORTS_CPU_MIPS32_R1
	select SUPPORTS_CPU_MIPS32_R2
	select SYS_MIPS_CACHE_INIT_RAM_LOAD

config TARGET_PB1X00
	bool "Support pb1x00"
	select SUPPORTS_LITTLE_ENDIAN
	select SUPPORTS_CPU_MIPS32_R1
	select SUPPORTS_CPU_MIPS32_R2
	select SYS_MIPS_CACHE_INIT_RAM_LOAD


endchoice

source "board/dbau1x00/Kconfig"
source "board/imgtec/malta/Kconfig"
source "board/micronas/vct/Kconfig"
source "board/pb1x00/Kconfig"
source "board/qemu-mips/Kconfig"

if MIPS

choice
	prompt "Endianness selection"
	help
	  Some MIPS boards can be configured for either little or big endian
	  byte order. These modes require different U-Boot images. In general there
	  is one preferred byteorder for a particular system but some systems are
	  just as commonly used in the one or the other endianness.

config SYS_BIG_ENDIAN
	bool "Big endian"
	depends on SUPPORTS_BIG_ENDIAN

config SYS_LITTLE_ENDIAN
	bool "Little endian"
	depends on SUPPORTS_LITTLE_ENDIAN

endchoice

choice
	prompt "CPU selection"
	default CPU_MIPS32_R2

config CPU_MIPS32_R1
	bool "MIPS32 Release 1"
	depends on SUPPORTS_CPU_MIPS32_R1
	select 32BIT
	help
	  Choose this option to build an U-Boot for release 1 or later of the
	  MIPS32 architecture.

config CPU_MIPS32_R2
	bool "MIPS32 Release 2"
	depends on SUPPORTS_CPU_MIPS32_R2
	select 32BIT
	help
	  Choose this option to build an U-Boot for release 2 or later of the
	  MIPS32 architecture.

config CPU_MIPS64_R1
	bool "MIPS64 Release 1"
	depends on SUPPORTS_CPU_MIPS64_R1
	select 64BIT
	help
	  Choose this option to build a kernel for release 1 or later of the
	  MIPS64 architecture.

config CPU_MIPS64_R2
	bool "MIPS64 Release 2"
	depends on SUPPORTS_CPU_MIPS64_R2
	select 64BIT
	help
	  Choose this option to build a kernel for release 2 or later of the
	  MIPS64 architecture.

endchoice

menu "OS boot interface"

config MIPS_BOOT_CMDLINE_LEGACY
	bool "Hand over legacy command line to Linux kernel"
	default y
	help
	  Enable this option if you want U-Boot to hand over the Yamon-style
	  command line to the kernel. All bootargs will be prepared as argc/argv
	  compatible list. The argument count (argc) is stored in register $a0.
	  The address of the argument list (argv) is stored in register $a1.

config MIPS_BOOT_ENV_LEGACY
	bool "Hand over legacy environment to Linux kernel"
	default y
	help
	  Enable this option if you want U-Boot to hand over the Yamon-style
	  environment to the kernel. Information like memory size, initrd
	  address and size will be prepared as zero-terminated key/value list.
	  The address of the enviroment is stored in register $a2.

config MIPS_BOOT_FDT
	bool "Hand over a flattened device tree to Linux kernel"
	default n
	help
	  Enable this option if you want U-Boot to hand over a flattened
	  device tree to the kernel. According to UHI register $a0 will be set
	  to -2 and the FDT address is stored in $a1.

endmenu

config SUPPORTS_BIG_ENDIAN
	bool

config SUPPORTS_LITTLE_ENDIAN
	bool

config SUPPORTS_CPU_MIPS32_R1
	bool

config SUPPORTS_CPU_MIPS32_R2
	bool

config SUPPORTS_CPU_MIPS64_R1
	bool

config SUPPORTS_CPU_MIPS64_R2
	bool

config CPU_MIPS32
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2

config CPU_MIPS64
	bool
	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2

config 32BIT
	bool

config 64BIT
	bool

config SWAP_IO_SPACE
	bool

config SYS_MIPS_CACHE_INIT_RAM_LOAD
	bool

endif

endmenu
Commit	Line	Data
dd84058d MY	1	menu "MIPS architecture"
	2	depends on MIPS
	3
	4	config SYS_ARCH
dd84058d MY	5	default "mips"
dd84058d MY	6
b9863b6d DS	7	config SYS_CPU
	8	default "mips32" if CPU_MIPS32_R1 \|\| CPU_MIPS32_R2
	9	default "mips64" if CPU_MIPS64_R1 \|\| CPU_MIPS64_R2
	10
dd84058d MY	11	choice
dd84058d MY	12	prompt "Target select"
a26cd049	13	optional
dd84058d MY	14
	15	config TARGET_QEMU_MIPS
	16	bool "Support qemu-mips"
0e1dc345 DS	17	select SUPPORTS_BIG_ENDIAN
0e1dc345 DS	18	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	19	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	20	select SUPPORTS_CPU_MIPS32_R2
aa45f75e DS	21	select SUPPORTS_CPU_MIPS64_R1
aa45f75e DS	22	select SUPPORTS_CPU_MIPS64_R2
dd84058d MY	23
	24	config TARGET_MALTA
	25	bool "Support malta"
0e1dc345 DS	26	select SUPPORTS_BIG_ENDIAN
0e1dc345 DS	27	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	28	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	29	select SUPPORTS_CPU_MIPS32_R2
9d638eea	30	select SWAP_IO_SPACE
dd84058d MY	31
	32	config TARGET_VCT
	33	bool "Support vct"
0e1dc345	34	select SUPPORTS_BIG_ENDIAN
02611cbb DS	35	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	36	select SUPPORTS_CPU_MIPS32_R2
dd7c7200	37	select SYS_MIPS_CACHE_INIT_RAM_LOAD
dd84058d MY	38
	39	config TARGET_DBAU1X00
	40	bool "Support dbau1x00"
0e1dc345 DS	41	select SUPPORTS_BIG_ENDIAN
0e1dc345 DS	42	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	43	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	44	select SUPPORTS_CPU_MIPS32_R2
dd7c7200	45	select SYS_MIPS_CACHE_INIT_RAM_LOAD
dd84058d MY	46
	47	config TARGET_PB1X00
	48	bool "Support pb1x00"
0e1dc345	49	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	50	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	51	select SUPPORTS_CPU_MIPS32_R2
dd7c7200	52	select SYS_MIPS_CACHE_INIT_RAM_LOAD
dd84058d	53
dd84058d MY	54
	55	endchoice
	56
	57	source "board/dbau1x00/Kconfig"
	58	source "board/imgtec/malta/Kconfig"
	59	source "board/micronas/vct/Kconfig"
	60	source "board/pb1x00/Kconfig"
	61	source "board/qemu-mips/Kconfig"
	62
0e1dc345 DS	63	if MIPS
	64
	65	choice
	66	prompt "Endianness selection"
	67	help
	68	Some MIPS boards can be configured for either little or big endian
	69	byte order. These modes require different U-Boot images. In general there
	70	is one preferred byteorder for a particular system but some systems are
	71	just as commonly used in the one or the other endianness.
	72
	73	config SYS_BIG_ENDIAN
	74	bool "Big endian"
	75	depends on SUPPORTS_BIG_ENDIAN
	76
	77	config SYS_LITTLE_ENDIAN
	78	bool "Little endian"
	79	depends on SUPPORTS_LITTLE_ENDIAN
	80
	81	endchoice
	82
02611cbb DS	83	choice
	84	prompt "CPU selection"
	85	default CPU_MIPS32_R2
	86
	87	config CPU_MIPS32_R1
	88	bool "MIPS32 Release 1"
	89	depends on SUPPORTS_CPU_MIPS32_R1
	90	select 32BIT
	91	help
	92	Choose this option to build an U-Boot for release 1 or later of the
	93	MIPS32 architecture.
	94
	95	config CPU_MIPS32_R2
	96	bool "MIPS32 Release 2"
	97	depends on SUPPORTS_CPU_MIPS32_R2
	98	select 32BIT
	99	help
	100	Choose this option to build an U-Boot for release 2 or later of the
	101	MIPS32 architecture.
	102
	103	config CPU_MIPS64_R1
	104	bool "MIPS64 Release 1"
	105	depends on SUPPORTS_CPU_MIPS64_R1
	106	select 64BIT
	107	help
	108	Choose this option to build a kernel for release 1 or later of the
	109	MIPS64 architecture.
	110
	111	config CPU_MIPS64_R2
	112	bool "MIPS64 Release 2"
	113	depends on SUPPORTS_CPU_MIPS64_R2
	114	select 64BIT
	115	help
	116	Choose this option to build a kernel for release 2 or later of the
	117	MIPS64 architecture.
	118
	119	endchoice
	120
25fc664f DS	121	menu "OS boot interface"
	122
	123	config MIPS_BOOT_CMDLINE_LEGACY
	124	bool "Hand over legacy command line to Linux kernel"
	125	default y
	126	help
	127	Enable this option if you want U-Boot to hand over the Yamon-style
	128	command line to the kernel. All bootargs will be prepared as argc/argv
	129	compatible list. The argument count (argc) is stored in register $a0.
	130	The address of the argument list (argv) is stored in register $a1.
	131
ca65e585 DS	132	config MIPS_BOOT_ENV_LEGACY
	133	bool "Hand over legacy environment to Linux kernel"
	134	default y
	135	help
	136	Enable this option if you want U-Boot to hand over the Yamon-style
	137	environment to the kernel. Information like memory size, initrd
	138	address and size will be prepared as zero-terminated key/value list.
	139	The address of the enviroment is stored in register $a2.
	140
5002d8cc	141	config MIPS_BOOT_FDT
90b1c9fa	142	bool "Hand over a flattened device tree to Linux kernel"
5002d8cc DS	143	default n
	144	help
	145	Enable this option if you want U-Boot to hand over a flattened
90b1c9fa DS	146	device tree to the kernel. According to UHI register $a0 will be set
90b1c9fa DS	147	to -2 and the FDT address is stored in $a1.
5002d8cc	148
25fc664f DS	149	endmenu
25fc664f DS	150
0e1dc345 DS	151	config SUPPORTS_BIG_ENDIAN
	152	bool
	153
	154	config SUPPORTS_LITTLE_ENDIAN
	155	bool
	156
02611cbb DS	157	config SUPPORTS_CPU_MIPS32_R1
	158	bool
	159
	160	config SUPPORTS_CPU_MIPS32_R2
	161	bool
	162
	163	config SUPPORTS_CPU_MIPS64_R1
	164	bool
	165
	166	config SUPPORTS_CPU_MIPS64_R2
	167	bool
	168
c57dafb5 DS	169	config CPU_MIPS32
	170	bool
	171	default y if CPU_MIPS32_R1 \|\| CPU_MIPS32_R2
	172
	173	config CPU_MIPS64
	174	bool
	175	default y if CPU_MIPS64_R1 \|\| CPU_MIPS64_R2
	176
02611cbb DS	177	config 32BIT
	178	bool
	179
	180	config 64BIT
	181	bool
	182
9d638eea DS	183	config SWAP_IO_SPACE
	184	bool
	185
dd7c7200 PB	186	config SYS_MIPS_CACHE_INIT_RAM_LOAD
	187	bool
	188
0e1dc345 DS	189	endif
0e1dc345 DS	190
dd84058d	191	endmenu