menu "Console options" # TODO: Rename to SERIAL_CONSOLE once Kconfig transition is complete. config CONSOLE_SERIAL8250 bool "Enable serial port console output" default y help Send coreboot debug output to a serial port console. # TODO: COM1, COM2 etc. config TTYS0_BASE hex "I/O base for the serial port" depends on CONSOLE_SERIAL8250 default 0x3f8 config SERIAL_SET_SPEED bool "Override the serial port BAUD rate" default y depends on CONSOLE_SERIAL8250 config TTYS0_BAUD int "Serial port BAUD rate" depends on SERIAL_SET_SPEED default 115200 # TODO: Allow user-friendly selection of settings other than 8n1. config TTYS0_LCS int default 3 depends on CONSOLE_SERIAL8250 config SERIAL_POST bool "Enable POST output on the serial port console" depends on CONSOLE_SERIAL8250 default n help If enabled, coreboot will additionally print POST codes (which are usually displayed using a so-called "POST card" ISA/PCI/PCI-E device) on the serial console. # TODO: FIX DEPENDENCY HERE config USBDEBUG_DIRECT bool "USB 2.0 EHCI debug dongle support" default n help This option allows you to use a so-called USB EHCI Debug device to retrieve the coreboot debug messages (instead, or in addition to, a serial port). This feature is NOT supported on all chipsets in coreboot! It also requires a USB2 controller which supports the EHCI Debug Port capability. Controllers which are known to work: * 10b9:5239 ALi Corporation USB 2.0 (USB PCI card) * 8086:24cd Intel ICH4/ICH4-M * 8086:24dd Intel ICH5 * 8086:265c Intel ICH6 * 8086:268c Intel 631xESB/632xESB/3100 * 8086:27cc Intel ICH7 * 8086:2836 Intel ICH8 * 8086:283a Intel ICH8 * 8086:293a Intel ICH9 * 10de:0088 NVIDIA MCP2A * 10de:005b NVIDIA CK804 * 10de:026e NVIDIA MCP51 * 10de:036d NVIDIA MCP55 * 10de:03f2 NVIDIA MCP61 * 1002:4386 ATI/AMD SB600 * 1106:3104 VIA VX800 See http://www.coreboot.org/EHCI_Debug_Port for an up-to-date list. config CONSOLE_VGA bool "Use VGA console once initialized" default n # TODO: Deps? # TODO: Improve description. config CONSOLE_VGA_ONBOARD_AT_FIRST bool "Use onboard VGA as primary video device" default n help If not selected, the last adapter found will be used. # TODO: User-friendly "choice" selection. # TODO: Add help text. config MAXIMUM_CONSOLE_LOGLEVEL int "Maximum console loglevel" default 9 # TODO: User-friendly "choice" selection. # TODO: Add help text. config DEFAULT_CONSOLE_LOGLEVEL int "Default console loglevel" default 9 endmenu