menu "Kernel hacking"
+config TRACE_IRQFLAGS_SUPPORT
+ bool
+ default y
+
source "lib/Kconfig.debug"
config SH_STANDARD_BIOS
config EARLY_SCIF_CONSOLE
bool "Use early SCIF console"
- depends on CPU_SH4 || CPU_SH2A && !SH_STANDARD_BIOS
+ help
+ This enables an early console using a fixed SCIF port. This can
+ be used by platforms that are either not running the SH
+ standard BIOS, or do not wish to use the BIOS callbacks for the
+ serial I/O.
+
+config EARLY_SCIF_CONSOLE_PORT
+ hex "SCIF port for early console"
+ depends on EARLY_SCIF_CONSOLE
+ default "0xffe00000" if CPU_SUBTYPE_SH7780
+ default "0xfffe9800" if CPU_SUBTYPE_SH7206
+ default "0xf8420000" if CPU_SUBTYPE_SH7619
+ default "0xffe80000" if CPU_SH4
config EARLY_PRINTK
bool "Early printk support"
when the kernel may crash or hang before the serial console is
initialised. If unsure, say N.
+ On devices that are running SH-IPL and want to keep the port
+ initialization consistent while not using the BIOS callbacks,
+ select both the EARLY_SCIF_CONSOLE and SH_STANDARD_BIOS, using
+ the kernel command line option to toggle back and forth.
+
config DEBUG_STACKOVERFLOW
bool "Check for stack overflows"
depends on DEBUG_KERNEL