this is not a platform specific patch

[openwrt.git] / Config.in

diff --git a/Config.in b/Config.in
index 61a46b4..77eea2d 100644 (file)
--- a/Config.in
+++ b/Config.in
@@ -17,7 +17,6 @@ menu "Target Images"
        menuconfig TARGET_ROOTFS_INITRAMFS
                bool "ramdisk"
                default y if USES_INITRAMFS
-               depends LINUX_2_6
                help
                  Embed the rootfs into the kernel (initramfs)
 
@@ -157,7 +156,7 @@ menu "Global build settings"
 
        config COLLECT_KERNEL_DEBUG
                bool
-               prompt "Colllect kernel debug information"
+               prompt "Collect kernel debug information"
                select KERNEL_DEBUG_INFO
                default n
                help
@@ -169,7 +168,6 @@ menu "Global build settings"
        config KERNEL_DEBUG_FS
                bool "Compile the kernel with Debug FileSystem enabled"
                default y
-               depends LINUX_2_6
                help
                  debugfs is a virtual file system that kernel developers use to put
                  debugging files into. Enable this option to be able to read and
@@ -199,6 +197,25 @@ menu "Global build settings"
                help
                  This will compile your kernel and modules with debug information.
 
+       config KERNEL_DEBUG_LL
+               bool
+               default n
+               depends on arm
+               help
+                 ARM low level debugging
+
+       config KERNEL_EARLY_PRINTK
+               bool "Compile the kernel with early printk"
+               default n
+               depends on arm
+               select KERNEL_DEBUG_KERNEL
+               select KERNEL_DEBUG_LL if arm
+               help
+                 Compile the kernel with early printk support.
+                 This is only useful for debugging purposes to send messages
+                 over the serial console in early boot.
+                 Enable this to debug early boot problems.
+
        comment "Package build options"
 
        config DEBUG
@@ -215,6 +232,66 @@ menu "Global build settings"
                help
                  Enable IPV6 support in packages (passes --enable-ipv6 to configure scripts).
 
+       config PKG_BUILD_PARALLEL
+               bool
+               prompt "Compile certain packages parallelized"
+               default n
+               help
+                 This adds a -jX option to certain packages that are known to
+                 behave well for parallel build.
+
+                 Note that this may overcommit CPU resources depending on the
+                 -j level of the main make process, the number of package
+                 submake jobs selected below and the number of actual CPUs present.
+                 Example: If the main make is passed a -j4 and the submake -j
+                 is also set to 4, we may end up with 16 parallel make processes
+                 in the worst case.
+
+                 You get maximum build performance, if you set the package build
+                 jobs to the number of CPUs (cores) available and also start the main
+                 make process with -jX, where X is the number of CPUs (cores).
+                 However, make sure you have enough RAM available for
+                 NR_CPUS to the power of two (NR_CPUS^2) make jobs.
+
+                 If you are unsure, select N.
+
+       config PKG_BUILD_JOBS
+               int
+               prompt "Number of package submake jobs (2-512)"
+               range 2 512
+               default 2
+               depends on PKG_BUILD_PARALLEL
+               help
+                 The number of jobs (-jX) to pass to packages submake.
+
+       config PKG_DEFAULT_PARALLEL
+               bool
+               prompt "Parallelize the default package build rule (May break build)"
+               depends on PKG_BUILD_PARALLEL
+               default n
+               help
+                 Always set the default package build rules to parallel build.
+
+                 WARNING: This may break build or kill your cat, as it builds
+                 packages with multiple jobs that are probably not tested in
+                 a parallel build environment.
+
+                 Only say Y, if you don't mind fixing broken packages.
+                 Before reporting build bugs, set this to N and re-run the build.
+
+       config TOOLCHAIN_PARALLEL
+               bool
+               prompt "Parallelize the toolchain build (May break build)"
+               depends on PKG_BUILD_PARALLEL
+               default n
+               help
+                 Build the toolchain with parallel make jobs.
+                 This speeds up the toolchain build on SMP machines, but may
+                 break the build for certain toolchain versions.
+
+                 If you say Y, toolchain build might break.
+                 Before reporting build bugs, set this to N and re-run the build.
+
        comment "Stripping options"
 
        choice
@@ -255,7 +332,6 @@ menu "Global build settings"
                  Specifies arguments passed to the strip command when stripping binaries
 
        config STRIP_KERNEL_EXPORTS
-               depends LINUX_2_6
                bool "Strip unnecessary exports from the kernel image"
                help
                  Reduces kernel size by stripping unused kernel exports from the kernel image