serial I/O.
config EARLY_SCIF_CONSOLE_PORT
- hex "SCIF port for early console"
+ hex
depends on EARLY_SCIF_CONSOLE
default "0xffe00000" if CPU_SUBTYPE_SH7780
+ default "0xffea0000" if CPU_SUBTYPE_SH7785
default "0xfffe9800" if CPU_SUBTYPE_SH7206
default "0xf8420000" if CPU_SUBTYPE_SH7619
default "0xa4400000" if CPU_SUBTYPE_SH7712 || CPU_SUBTYPE_SH7705
+ default "0xa4430000" if CPU_SUBTYPE_SH7720
+ default "0xffc30000" if CPU_SUBTYPE_SHX3
default "0xffe80000" if CPU_SH4
+ default "0x00000000"
config EARLY_PRINTK
bool "Early printk support"
select both the EARLY_SCIF_CONSOLE and SH_STANDARD_BIOS, using
the kernel command line option to toggle back and forth.
+config DEBUG_BOOTMEM
+ depends on DEBUG_KERNEL
+ bool "Debug BOOTMEM initialization"
+
config DEBUG_STACKOVERFLOW
bool "Check for stack overflows"
depends on DEBUG_KERNEL
on the VM subsystem for higher order allocations. This option
will also use IRQ stacks to compensate for the reduced stackspace.
+config IRQSTACKS
+ bool "Use separate kernel stacks when processing interrupts"
+ depends on DEBUG_KERNEL
+ help
+ If you say Y here the kernel will use separate kernel stacks
+ for handling hard and soft interrupts. This can help avoid
+ overflowing the process kernel stacks.
+
config SH_KGDB
bool "Include KGDB kernel debugger"
select FRAME_POINTER
select DEBUG_INFO
+ depends on CPU_SH3 || CPU_SH4
help
Include in-kernel hooks for kgdb, the Linux kernel source level
debugger. See <http://kgdb.sourceforge.net/> for more information.
config SH_KGDB_CONSOLE
bool "Console messages through GDB"
- depends on !SERIAL_SH_SCI_CONSOLE
+ depends on !SERIAL_SH_SCI_CONSOLE && SERIAL_SH_SCI=y
select SERIAL_CORE_CONSOLE
default n
config KGDB_SYSRQ
bool "Allow SysRq 'G' to enter KGDB"
+ depends on MAGIC_SYSRQ
default y
comment "Serial port setup"