diff options
Diffstat (limited to 'drivers/video/console/Kconfig')
| -rw-r--r-- | drivers/video/console/Kconfig | 164 |
1 files changed, 71 insertions, 93 deletions
diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig index 787792c3d08d..12f54480f57f 100644 --- a/drivers/video/console/Kconfig +++ b/drivers/video/console/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Video configuration # @@ -6,9 +7,10 @@ menu "Console display driver support" config VGA_CONSOLE bool "VGA text console" if EXPERT || !X86 - depends on !4xx && !PPC_8xx && !SPARC && !M68K && !PARISC && !SUPERH && \ - (!ARM || ARCH_FOOTBRIDGE || ARCH_INTEGRATOR || ARCH_NETWINDER) && \ - !ARM64 && !ARC && !MICROBLAZE && !OPENRISC && !NDS32 && !S390 + depends on ALPHA || X86 || \ + (ARM && ARCH_FOOTBRIDGE) || \ + (MIPS && (MIPS_MALTA || SIBYTE_BCM112X || SIBYTE_SB1250 || SIBYTE_BCM1x80 || SNI_RM)) + select APERTURE_HELPERS if (DRM || FB || VFIO_PCI_CORE) default y help Saying Y here will allow you to use Linux in text mode through a @@ -21,56 +23,10 @@ config VGA_CONSOLE Say Y. -config VGACON_SOFT_SCROLLBACK - bool "Enable Scrollback Buffer in System RAM" - depends on VGA_CONSOLE - default n - help - The scrollback buffer of the standard VGA console is located in - the VGA RAM. The size of this RAM is fixed and is quite small. - If you require a larger scrollback buffer, this can be placed in - System RAM which is dynamically allocated during initialization. - Placing the scrollback buffer in System RAM will slightly slow - down the console. - - If you want this feature, say 'Y' here and enter the amount of - RAM to allocate for this buffer. If unsure, say 'N'. - -config VGACON_SOFT_SCROLLBACK_SIZE - int "Scrollback Buffer Size (in KB)" - depends on VGACON_SOFT_SCROLLBACK - range 1 1024 - default "64" - help - Enter the amount of System RAM to allocate for scrollback - buffers of VGA consoles. Each 64KB will give you approximately - 16 80x25 screenfuls of scrollback buffer. - -config VGACON_SOFT_SCROLLBACK_PERSISTENT_ENABLE_BY_DEFAULT - bool "Persistent Scrollback History for each console by default" - depends on VGACON_SOFT_SCROLLBACK - default n - help - Say Y here if the scrollback history should persist by default when - switching between consoles. Otherwise, the scrollback history will be - flushed each time the console is switched. This feature can also be - enabled using the boot command line parameter - 'vgacon.scrollback_persistent=1'. - - This feature might break your tool of choice to flush the scrollback - buffer, e.g. clear(1) will work fine but Debian's clear_console(1) - will be broken, which might cause security issues. - You can use the escape sequence \e[3J instead if this feature is - activated. - - Note that a buffer of VGACON_SOFT_SCROLLBACK_SIZE is taken for each - created tty device. - So if you use a RAM-constrained system, say N here. - config MDA_CONSOLE - depends on !M68K && !PARISC && ISA + depends on VGA_CONSOLE && ISA tristate "MDA text console (dual-headed)" - ---help--- + help Say Y here if you have an old MDA or monochrome Hercules graphics adapter in your system acting as a second head ( = video card). You will then be able to use two monitors with your Linux system. Do not @@ -83,57 +39,77 @@ config MDA_CONSOLE If unsure, say N. config SGI_NEWPORT_CONSOLE - tristate "SGI Newport Console support" + tristate "SGI Newport Console support" depends on SGI_IP22 && HAS_IOMEM - select FONT_SUPPORT - help - Say Y here if you want the console on the Newport aka XL graphics - card of your Indy. Most people say Y here. + select FONT_SUPPORT + help + Say Y here if you want the console on the Newport aka XL graphics + card of your Indy. Most people say Y here. config DUMMY_CONSOLE - bool - depends on VGA_CONSOLE!=y || SGI_NEWPORT_CONSOLE!=y - default y + def_bool VT || VGA_CONSOLE || FRAMEBUFFER_CONSOLE config DUMMY_CONSOLE_COLUMNS - int "Initial number of console screen columns" - depends on DUMMY_CONSOLE && !ARM - default 160 if PARISC - default 80 - help - On PA-RISC, the default value is 160, which should fit a 1280x1024 - monitor. - Select 80 if you use a 640x480 resolution by default. + int "Initial number of console screen columns" + depends on DUMMY_CONSOLE && !(ARCH_FOOTBRIDGE && VGA_CONSOLE) + default 160 if PARISC + default 80 + help + On PA-RISC, the default value is 160, which should fit a 1280x1024 + monitor. + Select 80 if you use a 640x480 resolution by default. config DUMMY_CONSOLE_ROWS - int "Initial number of console screen rows" - depends on DUMMY_CONSOLE && !ARM - default 64 if PARISC - default 25 - help - On PA-RISC, the default value is 64, which should fit a 1280x1024 - monitor. - Select 25 if you use a 640x480 resolution by default. + int "Initial number of console screen rows" + depends on DUMMY_CONSOLE && !(ARCH_FOOTBRIDGE && VGA_CONSOLE) + default 64 if PARISC + default 30 if ARM + default 25 + help + On PA-RISC, the default value is 64, which should fit a 1280x1024 + monitor. + Select 25 if you use a 640x480 resolution by default. config FRAMEBUFFER_CONSOLE bool "Framebuffer Console support" - depends on FB && !UML + depends on FB_CORE && !UML + default DRM_FBDEV_EMULATION select VT_HW_CONSOLE_BINDING select CRC32 select FONT_SUPPORT help Low-level framebuffer-based console driver. +config FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION + bool "Enable legacy fbcon hardware acceleration code" + depends on FRAMEBUFFER_CONSOLE + default y if PARISC + default n + help + This option enables the fbcon (framebuffer text-based) hardware + acceleration for graphics drivers which were written for the fbdev + graphics interface. + + On modern machines, on mainstream machines (like x86-64) or when + using a modern Linux distribution those fbdev drivers usually aren't used. + So enabling this option wouldn't have any effect, which is why you want + to disable this option on such newer machines. + + If you compile this kernel for older machines which still require the + fbdev drivers, you may want to say Y. + + If unsure, select n. + config FRAMEBUFFER_CONSOLE_DETECT_PRIMARY bool "Map the console to the primary display device" depends on FRAMEBUFFER_CONSOLE default n - ---help--- - If this option is selected, the framebuffer console will - automatically select the primary display device (if the architecture + help + If this option is selected, the framebuffer console will + automatically select the primary display device (if the architecture supports this feature). Otherwise, the framebuffer console will - always select the first framebuffer driver that is loaded. The latter - is the default behavior. + always select the first framebuffer driver that is loaded. The latter + is the default behavior. You can always override the automatic selection of the primary device by using the fbcon=map: boot option. @@ -144,11 +120,11 @@ config FRAMEBUFFER_CONSOLE_ROTATION bool "Framebuffer Console Rotation" depends on FRAMEBUFFER_CONSOLE help - Enable display rotation for the framebuffer console. This is done - in software and may be significantly slower than a normally oriented - display. Note that the rotation is done at the console level only - such that other users of the framebuffer will remain normally - oriented. + Enable display rotation for the framebuffer console. This is done + in software and may be significantly slower than a normally oriented + display. Note that the rotation is done at the console level only + such that other users of the framebuffer will remain normally + oriented. config FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER bool "Framebuffer Console Deferred Takeover" @@ -162,14 +138,16 @@ config FRAMEBUFFER_CONSOLE_DEFERRED_TAKEOVER black screen as soon as fbcon loads. config STI_CONSOLE - bool "STI text console" + bool "STI text console" depends on PARISC && HAS_IOMEM - select FONT_SUPPORT - default y - help - The STI console is the builtin display/keyboard on HP-PARISC - machines. Say Y here to build support for it into your kernel. - The alternative is to use your primary serial port as a console. + select FONT_SUPPORT + select CRC32 + select STI_CORE + default y + help + The STI console is the builtin display/keyboard on HP-PARISC + machines. Say Y here to build support for it into your kernel. + The alternative is to use your primary serial port as a console. endmenu |