[GitHub/mt8127/android_kernel_alcatel_ttab.git] / arch / microblaze / Kconfig

# For a description of the syntax of this configuration file,
# see Documentation/kbuild/kconfig-language.txt.

mainmenu "Linux/Microblaze Kernel Configuration"

config MICROBLAZE
	def_bool y
	select HAVE_LMB
	select HAVE_FUNCTION_TRACER
	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
	select HAVE_FUNCTION_GRAPH_TRACER
	select HAVE_DYNAMIC_FTRACE
	select HAVE_FTRACE_MCOUNT_RECORD
	select USB_ARCH_HAS_EHCI
	select ARCH_WANT_OPTIONAL_GPIOLIB
	select HAVE_OPROFILE
	select TRACING_SUPPORT

config SWAP
	def_bool n

config RWSEM_GENERIC_SPINLOCK
	def_bool y

config RWSEM_XCHGADD_ALGORITHM
	bool

config ARCH_HAS_ILOG2_U32
	def_bool n

config ARCH_HAS_ILOG2_U64
	def_bool n

config GENERIC_FIND_NEXT_BIT
	def_bool y

config GENERIC_HWEIGHT
	def_bool y

config GENERIC_HARDIRQS
	def_bool y

config GENERIC_IRQ_PROBE
	def_bool y

config GENERIC_CALIBRATE_DELAY
	def_bool y

config GENERIC_TIME
	def_bool y

config GENERIC_TIME_VSYSCALL
	def_bool n

config GENERIC_CLOCKEVENTS
	def_bool y

config GENERIC_HARDIRQS_NO__DO_IRQ
	def_bool y

config GENERIC_GPIO
	def_bool y

config GENERIC_CSUM
	def_bool y

config STACKTRACE_SUPPORT
	def_bool y

config LOCKDEP_SUPPORT
	def_bool y

config HAVE_LATENCYTOP_SUPPORT
	def_bool y

config PCI
	def_bool n

config NO_DMA
	def_bool y

config DTC
	def_bool y

source "init/Kconfig"

source "kernel/Kconfig.freezer"

source "arch/microblaze/platform/Kconfig.platform"

menu "Processor type and features"

source "kernel/time/Kconfig"

source "kernel/Kconfig.preempt"

source "kernel/Kconfig.hz"

config MMU
	bool "MMU support"
	default n

config NO_MMU
	bool
	depends on !MMU
	default y

comment "Boot options"

config CMDLINE_BOOL
	bool "Default bootloader kernel arguments"

config CMDLINE
	string "Default kernel command string"
	depends on CMDLINE_BOOL
	default "console=ttyUL0,115200"
	help
	  On some architectures there is currently no way for the boot loader
	  to pass arguments to the kernel. For these architectures, you should
	  supply some command-line options at build time by entering them
	  here.

config CMDLINE_FORCE
	bool "Force default kernel command string"
	depends on CMDLINE_BOOL
	default n
	help
	  Set this to have arguments from the default kernel command string
	  override those passed by the boot loader.

config OF
	def_bool y
	select OF_FLATTREE

config PROC_DEVICETREE
	bool "Support for device tree in /proc"
	depends on PROC_FS
	help
	  This option adds a device-tree directory under /proc which contains
	  an image of the device tree that the kernel copies from Open
	  Firmware or other boot firmware. If unsure, say Y here.

endmenu

menu "Advanced setup"

config ADVANCED_OPTIONS
	bool "Prompt for advanced kernel configuration options"
	depends on MMU
	help
	  This option will enable prompting for a variety of advanced kernel
	  configuration options.  These options can cause the kernel to not
	  work if they are set incorrectly, but can be used to optimize certain
	  aspects of kernel memory management.

	  Unless you know what you are doing, say N here.

comment "Default settings for advanced configuration options are used"
	depends on !ADVANCED_OPTIONS

config HIGHMEM_START_BOOL
	bool "Set high memory pool address"
	depends on ADVANCED_OPTIONS && HIGHMEM
	help
	  This option allows you to set the base address of the kernel virtual
	  area used to map high memory pages.  This can be useful in
	  optimizing the layout of kernel virtual memory.

	  Say N here unless you know what you are doing.

config HIGHMEM_START
	hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
	depends on MMU
	default "0xfe000000"

config LOWMEM_SIZE_BOOL
	bool "Set maximum low memory"
	depends on ADVANCED_OPTIONS
	help
	  This option allows you to set the maximum amount of memory which
	  will be used as "low memory", that is, memory which the kernel can
	  access directly, without having to set up a kernel virtual mapping.
	  This can be useful in optimizing the layout of kernel virtual
	  memory.

	  Say N here unless you know what you are doing.

config LOWMEM_SIZE
	hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
	depends on MMU
	default "0x30000000"

config KERNEL_START_BOOL
	bool "Set custom kernel base address"
	depends on ADVANCED_OPTIONS
	help
	  This option allows you to set the kernel virtual address at which
	  the kernel will map low memory (the kernel image will be linked at
	  this address).  This can be useful in optimizing the virtual memory
	  layout of the system.

	  Say N here unless you know what you are doing.

config KERNEL_START
	hex "Virtual address of kernel base" if KERNEL_START_BOOL
	default "0xc0000000" if MMU
	default KERNEL_BASE_ADDR if !MMU

config TASK_SIZE_BOOL
	bool "Set custom user task size"
	depends on ADVANCED_OPTIONS
	help
	  This option allows you to set the amount of virtual address space
	  allocated to user tasks.  This can be useful in optimizing the
	  virtual memory layout of the system.

	  Say N here unless you know what you are doing.

config TASK_SIZE
	hex "Size of user task space" if TASK_SIZE_BOOL
	depends on MMU
	default "0x80000000"

config CONSISTENT_START_BOOL
	bool "Set custom consistent memory pool address"
	depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
	help
	  This option allows you to set the base virtual address
	  of the the consistent memory pool.  This pool of virtual
	  memory is used to make consistent memory allocations.

config CONSISTENT_START
	hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL
	depends on MMU
	default "0xff100000" if NOT_COHERENT_CACHE

config CONSISTENT_SIZE_BOOL
	bool "Set custom consistent memory pool size"
	depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
	help
	  This option allows you to set the size of the the
	  consistent memory pool.  This pool of virtual memory
	  is used to make consistent memory allocations.

config CONSISTENT_SIZE
	hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL
	depends on MMU
	default "0x00200000" if NOT_COHERENT_CACHE

endmenu

source "mm/Kconfig"

menu "Exectuable file formats"

source "fs/Kconfig.binfmt"

endmenu

source "net/Kconfig"

source "drivers/Kconfig"

source "fs/Kconfig"

source "arch/microblaze/Kconfig.debug"

source "security/Kconfig"

source "crypto/Kconfig"

source "lib/Kconfig"
Commit	Line	Data
575ca288 MS	1	# For a description of the syntax of this configuration file,
	2	# see Documentation/kbuild/kconfig-language.txt.
	3
	4	mainmenu "Linux/Microblaze Kernel Configuration"
	5
	6	config MICROBLAZE
	7	def_bool y
	8	select HAVE_LMB
2fd7c761	9	select HAVE_FUNCTION_TRACER
6d9e60ce	10	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
a0d3e665	11	select HAVE_FUNCTION_GRAPH_TRACER
7d241ff0 MS	12	select HAVE_DYNAMIC_FTRACE
7d241ff0 MS	13	select HAVE_FTRACE_MCOUNT_RECORD
afc26cb3	14	select USB_ARCH_HAS_EHCI
6fa612b5	15	select ARCH_WANT_OPTIONAL_GPIOLIB
3540ce82 JW	16	select HAVE_OPROFILE
3540ce82 JW	17	select TRACING_SUPPORT
575ca288 MS	18
	19	config SWAP
	20	def_bool n
	21
	22	config RWSEM_GENERIC_SPINLOCK
	23	def_bool y
	24
	25	config RWSEM_XCHGADD_ALGORITHM
	26	bool
	27
	28	config ARCH_HAS_ILOG2_U32
	29	def_bool n
	30
	31	config ARCH_HAS_ILOG2_U64
	32	def_bool n
	33
	34	config GENERIC_FIND_NEXT_BIT
	35	def_bool y
	36
	37	config GENERIC_HWEIGHT
	38	def_bool y
	39
	40	config GENERIC_HARDIRQS
	41	def_bool y
	42
	43	config GENERIC_IRQ_PROBE
	44	def_bool y
	45
	46	config GENERIC_CALIBRATE_DELAY
	47	def_bool y
	48
	49	config GENERIC_TIME
	50	def_bool y
	51
	52	config GENERIC_TIME_VSYSCALL
	53	def_bool n
	54
	55	config GENERIC_CLOCKEVENTS
	56	def_bool y
	57
	58	config GENERIC_HARDIRQS_NO__DO_IRQ
	59	def_bool y
	60
6fa612b5 MS	61	config GENERIC_GPIO
	62	def_bool y
	63
14f87389 RLB	64	config GENERIC_CSUM
	65	def_bool y
	66
24b45a12 MS	67	config STACKTRACE_SUPPORT
	68	def_bool y
	69
bf2d8096 MS	70	config LOCKDEP_SUPPORT
	71	def_bool y
	72
fb5a32dc MS	73	config HAVE_LATENCYTOP_SUPPORT
	74	def_bool y
	75
575ca288	76	config PCI
575ca288 MS	77	def_bool n
	78
	79	config NO_DMA
f2224ff0	80	def_bool y
575ca288	81
3c5e5672 MS	82	config DTC
	83	def_bool y
	84
575ca288 MS	85	source "init/Kconfig"
	86
	87	source "kernel/Kconfig.freezer"
	88
	89	source "arch/microblaze/platform/Kconfig.platform"
	90
	91	menu "Processor type and features"
	92
296e2603	93	source "kernel/time/Kconfig"
575ca288 MS	94
	95	source "kernel/Kconfig.preempt"
	96
	97	source "kernel/Kconfig.hz"
	98
	99	config MMU
a116f6d5 MS	100	bool "MMU support"
a116f6d5 MS	101	default n
575ca288 MS	102
	103	config NO_MMU
	104	bool
	105	depends on !MMU
	106	default y
	107
	108	comment "Boot options"
	109
	110	config CMDLINE_BOOL
	111	bool "Default bootloader kernel arguments"
	112
	113	config CMDLINE
	114	string "Default kernel command string"
	115	depends on CMDLINE_BOOL
	116	default "console=ttyUL0,115200"
	117	help
	118	On some architectures there is currently no way for the boot loader
	119	to pass arguments to the kernel. For these architectures, you should
	120	supply some command-line options at build time by entering them
	121	here.
	122
	123	config CMDLINE_FORCE
	124	bool "Force default kernel command string"
	125	depends on CMDLINE_BOOL
	126	default n
	127	help
	128	Set this to have arguments from the default kernel command string
	129	override those passed by the boot loader.
	130
	131	config OF
	132	def_bool y
e169cfbe	133	select OF_FLATTREE
575ca288	134
575ca288 MS	135	config PROC_DEVICETREE
	136	bool "Support for device tree in /proc"
	137	depends on PROC_FS
	138	help
	139	This option adds a device-tree directory under /proc which contains
	140	an image of the device tree that the kernel copies from Open
	141	Firmware or other boot firmware. If unsure, say Y here.
	142
	143	endmenu
	144
a116f6d5 MS	145	menu "Advanced setup"
	146
	147	config ADVANCED_OPTIONS
	148	bool "Prompt for advanced kernel configuration options"
	149	depends on MMU
	150	help
	151	This option will enable prompting for a variety of advanced kernel
	152	configuration options. These options can cause the kernel to not
	153	work if they are set incorrectly, but can be used to optimize certain
	154	aspects of kernel memory management.
	155
	156	Unless you know what you are doing, say N here.
	157
	158	comment "Default settings for advanced configuration options are used"
	159	depends on !ADVANCED_OPTIONS
	160
	161	config HIGHMEM_START_BOOL
	162	bool "Set high memory pool address"
	163	depends on ADVANCED_OPTIONS && HIGHMEM
	164	help
	165	This option allows you to set the base address of the kernel virtual
	166	area used to map high memory pages. This can be useful in
	167	optimizing the layout of kernel virtual memory.
	168
	169	Say N here unless you know what you are doing.
	170
	171	config HIGHMEM_START
	172	hex "Virtual start address of high memory pool" if HIGHMEM_START_BOOL
	173	depends on MMU
	174	default "0xfe000000"
	175
	176	config LOWMEM_SIZE_BOOL
	177	bool "Set maximum low memory"
	178	depends on ADVANCED_OPTIONS
	179	help
	180	This option allows you to set the maximum amount of memory which
	181	will be used as "low memory", that is, memory which the kernel can
	182	access directly, without having to set up a kernel virtual mapping.
	183	This can be useful in optimizing the layout of kernel virtual
	184	memory.
	185
	186	Say N here unless you know what you are doing.
	187
	188	config LOWMEM_SIZE
	189	hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
	190	depends on MMU
	191	default "0x30000000"
	192
	193	config KERNEL_START_BOOL
	194	bool "Set custom kernel base address"
	195	depends on ADVANCED_OPTIONS
	196	help
	197	This option allows you to set the kernel virtual address at which
	198	the kernel will map low memory (the kernel image will be linked at
	199	this address). This can be useful in optimizing the virtual memory
	200	layout of the system.
	201
	202	Say N here unless you know what you are doing.
	203
	204	config KERNEL_START
	205	hex "Virtual address of kernel base" if KERNEL_START_BOOL
	206	default "0xc0000000" if MMU
	207	default KERNEL_BASE_ADDR if !MMU
	208
209	config TASK_SIZE_BOOL
210	bool "Set custom user task size"
211	depends on ADVANCED_OPTIONS
212	help
213	This option allows you to set the amount of virtual address space
214	allocated to user tasks. This can be useful in optimizing the
215	virtual memory layout of the system.
216
217	Say N here unless you know what you are doing.
218
219	config TASK_SIZE
220	hex "Size of user task space" if TASK_SIZE_BOOL
221	depends on MMU
222	default "0x80000000"
223
224	config CONSISTENT_START_BOOL
225	bool "Set custom consistent memory pool address"
226	depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
227	help
228	This option allows you to set the base virtual address
229	of the the consistent memory pool. This pool of virtual
230	memory is used to make consistent memory allocations.
231
232	config CONSISTENT_START
233	hex "Base virtual address of consistent memory pool" if CONSISTENT_START_BOOL
234	depends on MMU
235	default "0xff100000" if NOT_COHERENT_CACHE
236
237	config CONSISTENT_SIZE_BOOL
238	bool "Set custom consistent memory pool size"
239	depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
240	help
241	This option allows you to set the size of the the
242	consistent memory pool. This pool of virtual memory
243	is used to make consistent memory allocations.
244
245	config CONSISTENT_SIZE
246	hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL
247	depends on MMU
248	default "0x00200000" if NOT_COHERENT_CACHE
249
250	endmenu
251
575ca288 MS	252	source "mm/Kconfig"
	253
	254	menu "Exectuable file formats"
	255
	256	source "fs/Kconfig.binfmt"
	257
	258	endmenu
	259
	260	source "net/Kconfig"
	261
	262	source "drivers/Kconfig"
	263
	264	source "fs/Kconfig"
	265
	266	source "arch/microblaze/Kconfig.debug"
	267
	268	source "security/Kconfig"
	269
	270	source "crypto/Kconfig"
	271
	272	source "lib/Kconfig"