path: root/src/console/Kconfig

menu "Console"

config BOOTBLOCK_CONSOLE
	bool "Enable early (bootblock) console output."
	depends on ARCH_ARM || ARCH_RISCV
	default n
	help
	  Use console during the bootblock if supported

config SQUELCH_EARLY_SMP
	bool "Squelch AP CPUs from early console."
	default y
	help
	  When selected only the BSP CPU will output to early console.

	  Console drivers have unpredictable behaviour if multiple threads
	  attempt to share the same resources without a spinlock.

	  If unsure, say Y.

config CONSOLE_SERIAL
	bool "Serial port console output"
	default y
	depends on DRIVERS_UART_8250IO || DRIVERS_UART_8250MEM || HAVE_UART_SPECIAL
	help
	  Send coreboot debug output to a serial port.

	  The type of serial port driver selected based on your configuration is
	  shown on the following menu line. Supporting multiple different types
	  of UARTs in one build is not supported.

if CONSOLE_SERIAL

	comment "I/O mapped, 8250-compatible"
	depends on DRIVERS_UART_8250IO

	comment "memory mapped, 8250-compatible"
	depends on DRIVERS_UART_8250MEM

	comment "device-specific UART"
	depends on HAVE_UART_SPECIAL

config UART_FOR_CONSOLE
	int "Index for UART port to use for console"
	default 0

# FIXME: Early programming in romstage is incorrect as we should
# program different LDN to actually change the physical port.
config TTYS0_BASE
	hex
	depends on DRIVERS_UART
	default 0x3f8 if UART_FOR_CONSOLE = 0
	default 0x2f8 if UART_FOR_CONSOLE = 1
	default 0x3e8 if UART_FOR_CONSOLE = 2
	default 0x2e8 if UART_FOR_CONSOLE = 3
	help
	  Map the COM port number to the respective I/O port.

choice
	prompt "Baud rate"
	default CONSOLE_SERIAL_115200

config CONSOLE_SERIAL_115200
	bool "115200"
	help
	  Set serial port Baud rate to 115200.
config CONSOLE_SERIAL_57600
	bool "57600"
	help
	  Set serial port Baud rate to 57600.
config CONSOLE_SERIAL_38400
	bool "38400"
	help
	  Set serial port Baud rate to 38400.
config CONSOLE_SERIAL_19200
	bool "19200"
	help
	  Set serial port Baud rate to 19200.
config CONSOLE_SERIAL_9600
	bool "9600"
	help
	  Set serial port Baud rate to 9600.

endchoice

#FIXME(dhendrix): Change name to SERIAL_BAUD? (Stefan sayz: yes!!)
config TTYS0_BAUD
	int
	default 115200 if CONSOLE_SERIAL_115200
	default 57600 if CONSOLE_SERIAL_57600
	default 38400 if CONSOLE_SERIAL_38400
	default 19200 if CONSOLE_SERIAL_19200
	default 9600 if CONSOLE_SERIAL_9600
	help
	  Map the Baud rates to an integer.

# TODO: Allow user-friendly selection of settings other than 8n1.
config TTYS0_LCS
	int
	default 3
	depends on DRIVERS_UART_8250IO || DRIVERS_UART_8250MEM

endif # CONSOLE_SERIAL

config SPKMODEM
	bool "spkmodem (console on speaker) console output"
	default n
	help
	  Send coreboot debug output through speaker

config CONSOLE_USB
	bool "USB dongle console output"
	depends on USBDEBUG
	default n
	help
	  Send coreboot debug output to USB.

	  Configuration for USB hardware is under menu Generic Drivers.

# TODO: Deps?
# TODO: Improve description.
config ONBOARD_VGA_IS_PRIMARY
	bool "Use onboard VGA as primary video device"
	default n
	help
	  If not selected, the last adapter found will be used.

config CONSOLE_NE2K
	bool "Network console over NE2000 compatible Ethernet adapter"
	default n
	help
	  Send coreboot debug output to a Ethernet console, it works
	  same way as Linux netconsole, packets are received to UDP
	  port 6666 on IP/MAC specified with options bellow.
	  Use following netcat command: nc -u -l -p 6666

config CONSOLE_NE2K_DST_MAC
	depends on CONSOLE_NE2K
	string "Destination MAC address of remote system"
	default "00:13:d4:76:a2:ac"
	help
	  Type in either MAC address of logging system or MAC address
	  of the router.

config CONSOLE_NE2K_DST_IP
	depends on CONSOLE_NE2K
	string "Destination IP of logging system"
	default "10.0.1.27"
	help
	  This is IP address of the system running for example
	  netcat command to dump the packets.

config CONSOLE_NE2K_SRC_IP
	depends on CONSOLE_NE2K
	string "IP address of coreboot system"
	default "10.0.1.253"
	help
	  This is the IP of the coreboot system

config CONSOLE_NE2K_IO_PORT
	depends on CONSOLE_NE2K
	hex "NE2000 adapter fixed IO port address"
	default 0xe00
	help
	  This is the IO port address for the IO port
	  on the card, please select some non-conflicting region,
	  32 bytes of IO spaces will be used (and align on 32 bytes
	  boundary, qemu needs broader align)

config CONSOLE_CBMEM
	bool "Send console output to a CBMEM buffer"
	default n
	help
	  Enable this to save the console output in a CBMEM buffer. This would
	  allow to see coreboot console output from Linux space.

if CONSOLE_CBMEM

config CONSOLE_CBMEM_BUFFER_SIZE
	hex "Room allocated for console output in CBMEM"
	default 0x20000
	help
	  Space allocated for console output storage in CBMEM. The default
	  value (128K or 0x20000 bytes) is large enough to accommodate
	  even the BIOS_SPEW level.

config CONSOLE_PRERAM_BUFFER_BASE
	hex
	default 0xabadbeef if !CACHE_AS_RAM || LATE_CBMEM_INIT
	default 0x0

config CONSOLE_PRERAM_BUFFER_SIZE
	hex
	default 0x0 if CONSOLE_PRERAM_BUFFER_BASE = 0xabadbeef
	default 0xc00
	help
	  Console is used before RAM is initialized. This is the room reserved
	  in the DCACHE based RAM, SRAM, etc. to keep console output before it
	  can be saved in a CBMEM buffer. 3K bytes should be enough even for
	  the BIOS_SPEW level.

endif

config CONSOLE_QEMU_DEBUGCON
	bool "QEMU debug console output"
	depends on BOARD_EMULATION_QEMU_X86
	default y
	help
	  Send coreboot debug output to QEMU's isa-debugcon device:

	  qemu-system-x86_64 \
	    -chardev file,id=debugcon,path=/dir/file.log \
	    -device isa-debugcon,iobase=0x402,chardev=debugcon

config CONSOLE_QEMU_DEBUGCON_PORT
	hex "QEMU debug console port"
	depends on CONSOLE_QEMU_DEBUGCON
	default 0x402

choice
	prompt "Default console log level"
	default DEFAULT_CONSOLE_LOGLEVEL_8

config DEFAULT_CONSOLE_LOGLEVEL_8
	bool "8: SPEW"
	help
	  Way too many details.
config DEFAULT_CONSOLE_LOGLEVEL_7
	bool "7: DEBUG"
	help
	  Debug-level messages.
config DEFAULT_CONSOLE_LOGLEVEL_6
	bool "6: INFO"
	help
	  Informational messages.
config DEFAULT_CONSOLE_LOGLEVEL_5
	bool "5: NOTICE"
	help
	  Normal but significant conditions.
config DEFAULT_CONSOLE_LOGLEVEL_4
	bool "4: WARNING"
	help
	  Warning conditions.
config DEFAULT_CONSOLE_LOGLEVEL_3
	bool "3: ERR"
	help
	  Error conditions.
config DEFAULT_CONSOLE_LOGLEVEL_2
	bool "2: CRIT"
	help
	  Critical conditions.
config DEFAULT_CONSOLE_LOGLEVEL_1
	bool "1: ALERT"
	help
	  Action must be taken immediately.
config DEFAULT_CONSOLE_LOGLEVEL_0
	bool "0: EMERG"
	help
	  System is unusable.

endchoice

config DEFAULT_CONSOLE_LOGLEVEL
	int
	default 0 if DEFAULT_CONSOLE_LOGLEVEL_0
	default 1 if DEFAULT_CONSOLE_LOGLEVEL_1
	default 2 if DEFAULT_CONSOLE_LOGLEVEL_2
	default 3 if DEFAULT_CONSOLE_LOGLEVEL_3
	default 4 if DEFAULT_CONSOLE_LOGLEVEL_4
	default 5 if DEFAULT_CONSOLE_LOGLEVEL_5
	default 6 if DEFAULT_CONSOLE_LOGLEVEL_6
	default 7 if DEFAULT_CONSOLE_LOGLEVEL_7
	default 8 if DEFAULT_CONSOLE_LOGLEVEL_8
	help
	  Map the log level config names to an integer.

config NO_POST
	bool "Don't show any POST codes"
	default n

config CMOS_POST
	bool "Store post codes in CMOS for debugging"
	depends on !NO_POST && PC80_SYSTEM
	default n
	help
	  If enabled, coreboot will store post codes in CMOS and switch between
	  two offsets on each boot so the last post code in the previous boot
	  can be retrieved.  This uses 3 bytes of CMOS.

config CMOS_POST_OFFSET
	hex "Offset into CMOS to store POST codes"
	depends on CMOS_POST
	default 0
	help
	  If CMOS_POST is enabled then an offset into CMOS must be provided.
	  If CONFIG_HAVE_OPTION_TABLE is enabled then it will use the value
	  defined in the mainboard option table.

config CMOS_POST_EXTRA
	bool "Store extra logging info into CMOS"
	depends on CMOS_POST
	default n
	help
	  This will enable extra logging of work that happens between post
	  codes into CMOS for debug.  This uses an additional 8 bytes of CMOS.

config CONSOLE_POST
	bool "Show POST codes on the debug console"
	depends on !NO_POST
	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 debug console.

config POST_DEVICE
	bool "Send POST codes to an external device"
	depends on !NO_POST
	default y

choice
	prompt "Device to send POST codes to"
	depends on POST_DEVICE
	default POST_DEVICE_NONE

config POST_DEVICE_NONE
	bool "None"
config POST_DEVICE_LPC
	bool "LPC"
config POST_DEVICE_PCI_PCIE
	bool "PCI/PCIe"
endchoice

config POST_IO
	bool "Send POST codes to an IO port"
	depends on PC80_SYSTEM && !NO_POST
	default y
	help
	  If enabled, POST codes will be written to an IO port.

config POST_IO_PORT
	depends on POST_IO
	hex "IO port for POST codes"
	default 0x80
	help
	  POST codes on x86 are typically written to the LPC bus on port
	  0x80. However, it may be desirable to change the port number
	  depending on the presence of coprocessors/microcontrollers or if the
	  platform does not support IO in the conventional x86 manner.

endmenu