diff options
Diffstat (limited to 'drivers/tty/serial/Kconfig')
| -rw-r--r-- | drivers/tty/serial/Kconfig | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig index 26907cf25744..233fbaaf2559 100644 --- a/drivers/tty/serial/Kconfig +++ b/drivers/tty/serial/Kconfig @@ -141,6 +141,25 @@ config SERIAL_ATMEL_TTYAT Say Y if you have an external 8250/16C550 UART. If unsure, say N. +config SERIAL_KGDB_NMI + bool "Serial console over KGDB NMI debugger port" + depends on KGDB_SERIAL_CONSOLE + help + This special driver allows you to temporary use NMI debugger port + as a normal console (assuming that the port is attached to KGDB). + + Unlike KDB's disable_nmi command, with this driver you are always + able to go back to the debugger using KGDB escape sequence ($3#33). + This is because this console driver processes the input in NMI + context, and thus is able to intercept the magic sequence. + + Note that since the console interprets input and uses polling + communication methods, for things like PPP you still must fully + detach debugger port from the KGDB NMI (i.e. disable_nmi), and + use raw console. + + If unsure, say N. + config SERIAL_KS8695 bool "Micrel KS8695 (Centaur) serial port support" depends on ARCH_KS8695 @@ -693,7 +712,7 @@ config SERIAL_SH_SCI_CONSOLE config SERIAL_SH_SCI_DMA bool "DMA support" - depends on SERIAL_SH_SCI && SH_DMAE && EXPERIMENTAL + depends on SERIAL_SH_SCI && SH_DMAE config SERIAL_PNX8XXX bool "Enable PNX8XXX SoCs' UART Support" @@ -1304,7 +1323,7 @@ config SERIAL_ALTERA_UART_CONSOLE config SERIAL_IFX6X60 tristate "SPI protocol driver for Infineon 6x60 modem (EXPERIMENTAL)" - depends on GPIOLIB && SPI && EXPERIMENTAL + depends on GPIOLIB && SPI help Support for the IFX6x60 modem devices on Intel MID platforms. |