Support for disabling irq debug messages - slugbug 109.

This allows a simple local.conf change to re-enable the debug messages
simply by setting CMDLINE_DEBUG to ""

diff --git a/conf/distro/openslug.conf b/conf/distro/openslug.conf
index 33e655d..4d4f9de 100644 (file)
--- a/conf/distro/openslug.conf
+++ b/conf/distro/openslug.conf
@@ -32,6 +32,12 @@ EXTRA_IMAGECMD_jffs2 = "--pad --big-endian --eraseblock=0x20000 -D ${OPENSLUG_DE
 
 OPENSLUG_EXTRA_DEPENDS  ?= "e2fsprogs reiserfsprogs upslug-native lrzsz"
 
+# CMDLINE* macros define the kernel command line.  CMDLINE_DEBUG is provided
+# to enable/disable debugging in the distro.  Here noirqdebug is used to
+# remove the messages about unhandled interrupts - people debugging interrupt
+# issues in the kernel need to cancel this (set CMDLINE_DEBUG empty in local.conf)
+CMDLINE_DEBUG = "noirqdebug"
+
 # Filesystem support modules are listed in here for easy removal,
 # as is the lrzsz serial package and other kernel modules which are
 # not absolutely required for boot.

diff --git a/packages/linux/nslu2-kernel.inc b/packages/linux/nslu2-kernel.inc
index 44f466e..f5d7135 100644 (file)
--- a/packages/linux/nslu2-kernel.inc
+++ b/packages/linux/nslu2-kernel.inc
@@ -211,10 +211,12 @@ inherit kernel
 
 ARCH = "arm"
 KERNEL_IMAGETYPE = "zImage"
-# To specify the console set KERNEL_CONSOLE in the .bb
-# file.  The default is currently set in machine/nslu2.conf
+# To specify the console set KERNEL_CONSOLE in the .bb file.
+# CMDLINE_ROOT contains the boot options
 CMDLINE_ROOT ?= "root=/dev/mtdblock4 rw rootfstype=jffs2 mem=32M@0x00000000 init=/linuxrc reboot=s"
-CMDLINE = "${CMDLINE_ROOT} ${CMDLINE_CONSOLE}"
+# Add distro specific debug (or non-debug) options to this
+CMDLINE_DEBUG ?= ""
+CMDLINE = "${CMDLINE_ROOT} ${CMDLINE_DEBUG} ${CMDLINE_CONSOLE}"
 
 # Add the architecture compiler flags to KERNEL_CC and KERNEL_LD as
 # required.  Notice that this has to be done for each separately built