[people/ms/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

config USE_PRIVATE_LIBGCC
	default y

choice
	prompt "Target select"

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

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

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


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 (INCOMPLETE)"
	default n
	help
	  Enable this option if you want U-Boot to hand over a flattened
	  device tree to the kernel.

	  Note: the final hand over to the kernel is not yet implemented. After
	        the community agreed on the MIPS boot interface for device trees,
	        the corresponding code will be added.

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

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
7bfd5ee1 MY	11	config USE_PRIVATE_LIBGCC
	12	default y
	13
dd84058d MY	14	choice
	15	prompt "Target select"
	16
	17	config TARGET_QEMU_MIPS
	18	bool "Support qemu-mips"
0e1dc345 DS	19	select SUPPORTS_BIG_ENDIAN
0e1dc345 DS	20	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	21	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	22	select SUPPORTS_CPU_MIPS32_R2
aa45f75e DS	23	select SUPPORTS_CPU_MIPS64_R1
aa45f75e DS	24	select SUPPORTS_CPU_MIPS64_R2
dd84058d MY	25
	26	config TARGET_MALTA
	27	bool "Support malta"
0e1dc345 DS	28	select SUPPORTS_BIG_ENDIAN
0e1dc345 DS	29	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	30	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	31	select SUPPORTS_CPU_MIPS32_R2
9d638eea	32	select SWAP_IO_SPACE
dd84058d MY	33
	34	config TARGET_VCT
	35	bool "Support vct"
0e1dc345	36	select SUPPORTS_BIG_ENDIAN
02611cbb DS	37	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	38	select SUPPORTS_CPU_MIPS32_R2
dd84058d MY	39
	40	config TARGET_DBAU1X00
	41	bool "Support dbau1x00"
0e1dc345 DS	42	select SUPPORTS_BIG_ENDIAN
0e1dc345 DS	43	select SUPPORTS_LITTLE_ENDIAN
02611cbb DS	44	select SUPPORTS_CPU_MIPS32_R1
02611cbb DS	45	select SUPPORTS_CPU_MIPS32_R2
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
dd84058d	52
dd84058d MY	53
	54	endchoice
	55
	56	source "board/dbau1x00/Kconfig"
	57	source "board/imgtec/malta/Kconfig"
	58	source "board/micronas/vct/Kconfig"
	59	source "board/pb1x00/Kconfig"
	60	source "board/qemu-mips/Kconfig"
	61
0e1dc345 DS	62	if MIPS
	63
	64	choice
	65	prompt "Endianness selection"
	66	help
	67	Some MIPS boards can be configured for either little or big endian
	68	byte order. These modes require different U-Boot images. In general there
	69	is one preferred byteorder for a particular system but some systems are
	70	just as commonly used in the one or the other endianness.
	71
	72	config SYS_BIG_ENDIAN
	73	bool "Big endian"
	74	depends on SUPPORTS_BIG_ENDIAN
	75
	76	config SYS_LITTLE_ENDIAN
	77	bool "Little endian"
	78	depends on SUPPORTS_LITTLE_ENDIAN
	79
	80	endchoice
	81
02611cbb DS	82	choice
	83	prompt "CPU selection"
	84	default CPU_MIPS32_R2
	85
	86	config CPU_MIPS32_R1
	87	bool "MIPS32 Release 1"
	88	depends on SUPPORTS_CPU_MIPS32_R1
	89	select 32BIT
	90	help
	91	Choose this option to build an U-Boot for release 1 or later of the
	92	MIPS32 architecture.
	93
	94	config CPU_MIPS32_R2
	95	bool "MIPS32 Release 2"
	96	depends on SUPPORTS_CPU_MIPS32_R2
	97	select 32BIT
	98	help
	99	Choose this option to build an U-Boot for release 2 or later of the
	100	MIPS32 architecture.
	101
	102	config CPU_MIPS64_R1
	103	bool "MIPS64 Release 1"
	104	depends on SUPPORTS_CPU_MIPS64_R1
	105	select 64BIT
	106	help
	107	Choose this option to build a kernel for release 1 or later of the
	108	MIPS64 architecture.
	109
	110	config CPU_MIPS64_R2
	111	bool "MIPS64 Release 2"
	112	depends on SUPPORTS_CPU_MIPS64_R2
	113	select 64BIT
	114	help
	115	Choose this option to build a kernel for release 2 or later of the
	116	MIPS64 architecture.
	117
	118	endchoice
	119
25fc664f DS	120	menu "OS boot interface"
	121
	122	config MIPS_BOOT_CMDLINE_LEGACY
	123	bool "Hand over legacy command line to Linux kernel"
	124	default y
	125	help
	126	Enable this option if you want U-Boot to hand over the Yamon-style
	127	command line to the kernel. All bootargs will be prepared as argc/argv
	128	compatible list. The argument count (argc) is stored in register $a0.
	129	The address of the argument list (argv) is stored in register $a1.
	130
ca65e585 DS	131	config MIPS_BOOT_ENV_LEGACY
	132	bool "Hand over legacy environment to Linux kernel"
	133	default y
	134	help
	135	Enable this option if you want U-Boot to hand over the Yamon-style
	136	environment to the kernel. Information like memory size, initrd
	137	address and size will be prepared as zero-terminated key/value list.
	138	The address of the enviroment is stored in register $a2.
	139
5002d8cc DS	140	config MIPS_BOOT_FDT
	141	bool "Hand over a flattened device tree to Linux kernel (INCOMPLETE)"
	142	default n
	143	help
	144	Enable this option if you want U-Boot to hand over a flattened
	145	device tree to the kernel.
	146
	147	Note: the final hand over to the kernel is not yet implemented. After
	148	the community agreed on the MIPS boot interface for device trees,
	149	the corresponding code will be added.
	150
25fc664f DS	151	endmenu
25fc664f DS	152
0e1dc345 DS	153	config SUPPORTS_BIG_ENDIAN
	154	bool
	155
	156	config SUPPORTS_LITTLE_ENDIAN
	157	bool
	158
02611cbb DS	159	config SUPPORTS_CPU_MIPS32_R1
	160	bool
	161
	162	config SUPPORTS_CPU_MIPS32_R2
	163	bool
	164
	165	config SUPPORTS_CPU_MIPS64_R1
	166	bool
	167
	168	config SUPPORTS_CPU_MIPS64_R2
	169	bool
	170
c57dafb5 DS	171	config CPU_MIPS32
	172	bool
	173	default y if CPU_MIPS32_R1 \|\| CPU_MIPS32_R2
	174
	175	config CPU_MIPS64
	176	bool
	177	default y if CPU_MIPS64_R1 \|\| CPU_MIPS64_R2
	178
02611cbb DS	179	config 32BIT
	180	bool
	181
	182	config 64BIT
	183	bool
	184
9d638eea DS	185	config SWAP_IO_SPACE
	186	bool
	187
0e1dc345 DS	188	endif
0e1dc345 DS	189
dd84058d	190	endmenu