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| author | Martin Roth <martinroth@google.com> | 2015-11-19 11:40:43 -0700 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2015-11-21 03:42:33 +0100 |
| commit | ac76ed9998f95cb54d3862ce491402038340e9aa (patch) | |
| tree | 0423ba7f44433780f4fbd805b5052bc06360d686 | |
| parent | b50d8fbb6e769df782d5bc3c156cb82d3f646e86 (diff) | |
| download | coreboot-ac76ed9998f95cb54d3862ce491402038340e9aa.tar.xz | |
console: Add help for serial IO port selection
Add help and a comment about the serial IO port selection to give the
user better feedback when a port index is selected.
Change-Id: I4c1614be51aee0286308fbc5c24554e218120bf7
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: http://review.coreboot.org/12487
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
| -rw-r--r-- | src/console/Kconfig | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/console/Kconfig b/src/console/Kconfig index d81563794b..3130ee9534 100644 --- a/src/console/Kconfig +++ b/src/console/Kconfig @@ -43,6 +43,9 @@ if CONSOLE_SERIAL config UART_FOR_CONSOLE int "Index for UART port to use for console" default 0 + help + Select an I/O port to use for serial console: + 0 = 0x3f8, 1 = 0x2f8, 2 = 0x3e8, 3 = 0x2e8 # FIXME: Early programming in romstage is incorrect as we should # program different LDN to actually change the physical port. @@ -56,6 +59,15 @@ config TTYS0_BASE help Map the COM port number to the respective I/O port. +comment "Serial port base address = 0x3f8" +depends on UART_FOR_CONSOLE = 0 +comment "Serial port base address = 0x2f8" +depends on UART_FOR_CONSOLE = 1 +comment "Serial port base address = 0x3e8" +depends on UART_FOR_CONSOLE = 2 +comment "Serial port base address = 0x2e8" +depends on UART_FOR_CONSOLE = 3 + choice prompt "Baud rate" default CONSOLE_SERIAL_115200 |