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authormbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73>2006-08-16 00:35:30 +0000
committermbm <mbm@3c298f89-4303-0410-b956-a3cf2f4a3e73>2006-08-16 00:35:30 +0000
commit7c79debf2cb44333e52025ee5b276c2c5d2c99c0 (patch)
tree1d59c5ed3bbe15f61cacdf66c3bebcc7ad244c18 /include
parent5fceb48d5206e92a3dbbdede5fe57bf9fa7e18a9 (diff)
fix issues if kernel config is changed after the compile has started
git-svn-id: svn://svn.openwrt.org/openwrt/branches/buildroot-ng/openwrt@4570 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'include')
-rw-r--r--include/kernel-build.mk9
-rw-r--r--include/kernel.mk62
2 files changed, 41 insertions, 30 deletions
diff --git a/include/kernel-build.mk b/include/kernel-build.mk
index a8c9e7fd2..665f0ff74 100644
--- a/include/kernel-build.mk
+++ b/include/kernel-build.mk
@@ -94,10 +94,11 @@ $(KERNEL_IPKG):
fi
$(IPKG_BUILD) $(KERNEL_IDIR) $(KERNEL_BUILD_DIR)
-$(TOPDIR)/.kernel.mk:
- echo "BOARD:=$(BOARD)" > $@
- echo "LINUX_VERSION:=$(LINUX_VERSION)" >> $@
- echo "LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@
+$(TOPDIR)/.kernel.mk: $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL)/Makefile
+ echo "CONFIG_BOARD:=$(BOARD)" > $@
+ echo "CONFIG_KERNEL:=$(KERNEL)" >> $@
+ echo "CONFIG_LINUX_VERSION:=$(LINUX_VERSION)" >> $@
+ echo "CONFIG_LINUX_RELEASE:=$(LINUX_RELEASE)" >> $@
pkg-install: FORCE
@for pkg in $(INSTALL_TARGETS); do \
diff --git a/include/kernel.mk b/include/kernel.mk
index db02ea216..7b959eaea 100644
--- a/include/kernel.mk
+++ b/include/kernel.mk
@@ -9,43 +9,53 @@ ifeq ($(DUMP),1)
BOARD:=<BOARD>
LINUX_VERSION:=<LINUX_VERSION>
else
--include $(TOPDIR)/.kernel.mk
-ifneq (,$(findstring 2.4.,$(LINUX_VERSION)))
-KERNEL:=2.4
-LINUX_KMOD_SUFFIX=o
-endif
-ifneq (,$(findstring 2.6.,$(LINUX_VERSION)))
-KERNEL:=2.6
-LINUX_KMOD_SUFFIX=ko
-endif
+ include $(TOPDIR)/.kernel.mk
+ include $(INCLUDE_DIR)/target.mk
+
+ # check to see if .kernel.mk matches target.mk
+ ifeq ($(CONFIG_BOARD)-$(CONFIG_KERNEL),$(BOARD)-$(KERNEL))
+ LINUX_VERSION:=$(CONFIG_LINUX_VERSION)
+ RELEASE:=$(CONFIG_RELEASE)
+ else
+ # oops, old .kernel.config; rebuild it (hiding the misleading errors this produces)
+ $(warning rebuilding .kernel.mk)
+ $(TOPDIR)/.kernel.mk: FORCE
+ @$(MAKE) -C $(TOPDIR)/target/linux/$(BOARD)-$(KERNEL) $@ &>/dev/null
+ endif
-LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
+ ifeq ($(KERNEL),2.6)
+ LINUX_KMOD_SUFFIX=ko
+ else
+ LINUX_KMOD_SUFFIX=o
+ endif
+
+ LINUX_KARCH:=$(shell echo $(ARCH) | sed -e 's/i[3-9]86/i386/' \
-e 's/mipsel/mips/' \
-e 's/mipseb/mips/' \
-e 's/powerpc/ppc/' \
-e 's/sh[234]/sh/' \
-e 's/armeb/arm/' \
-)
+ )
-ifneq (,$(findstring uml,$(BOARD)))
- LINUX_KARCH:=um
- KERNEL_CC:=$(HOSTCC)
- KERNEL_CROSS:=
-else
- KERNEL_CC:=$(TARGET_CC)
- KERNEL_CROSS:=$(TARGET_CROSS)
-endif
+ ifneq (,$(findstring uml,$(BOARD)))
+ LINUX_KARCH:=um
+ KERNEL_CC:=$(HOSTCC)
+ KERNEL_CROSS:=
+ else
+ KERNEL_CC:=$(TARGET_CC)
+ KERNEL_CROSS:=$(TARGET_CROSS)
+ endif
-KERNEL_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
-LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
+ KERNEL_BUILD_DIR:=$(BUILD_DIR)/linux-$(KERNEL)-$(BOARD)
+ LINUX_DIR := $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)
-MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
-MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(MODULES_SUBDIR)
-TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
-KMOD_BUILD_DIR := $(KERNEL_BUILD_DIR)/linux-modules
+ MODULES_SUBDIR:=lib/modules/$(LINUX_VERSION)
+ MODULES_DIR := $(KERNEL_BUILD_DIR)/modules/$(MODULES_SUBDIR)
+ TARGET_MODULES_DIR := $(LINUX_TARGET_DIR)/$(MODULES_SUBDIR)
+ KMOD_BUILD_DIR := $(KERNEL_BUILD_DIR)/linux-modules
-LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
+ LINUX_KERNEL:=$(KERNEL_BUILD_DIR)/vmlinux
endif
# FIXME: remove this crap