move generic kernel build parts out of board support patches

SVN-Revision: 2439
lede-17.01
Felix Fietkau 2005-11-11 21:56:15 +00:00
parent 229e88cb3e
commit e3b4ffa6c4
6 changed files with 148 additions and 161 deletions

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@ -1,15 +1,3 @@
diff -urN linux.old/Makefile linux.dev/Makefile
--- linux.old/Makefile 2005-10-21 16:43:16.316951500 +0200
+++ linux.dev/Makefile 2005-11-10 01:10:45.771570000 +0100
@@ -91,7 +91,7 @@
CPPFLAGS := -D__KERNEL__ -I$(HPATH)
-CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \
+CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
-fno-strict-aliasing -fno-common
ifndef CONFIG_FRAME_POINTER
CFLAGS += -fomit-frame-pointer
diff -urN linux.old/arch/mips/Makefile linux.dev/arch/mips/Makefile
--- linux.old/arch/mips/Makefile 2005-10-21 16:43:16.316951500 +0200
+++ linux.dev/arch/mips/Makefile 2005-11-10 01:10:45.775570250 +0100

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@ -1,109 +1,7 @@
diff -urN linux.old/Makefile linux.dev/Makefile
--- linux.old/Makefile 2005-08-26 13:41:41.689634168 +0200
+++ linux.dev/Makefile 2005-08-26 13:44:34.233403528 +0200
@@ -17,9 +17,9 @@
FINDHPATH = $(HPATH)/asm $(HPATH)/linux $(HPATH)/scsi $(HPATH)/net $(HPATH)/math-emu
HOSTCC = gcc
-HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
+HOSTCFLAGS = -Wall -Wstrict-prototypes -Os -fomit-frame-pointer
-CROSS_COMPILE =
+CROSS_COMPILE=
#
# Include the make variables (CC, etc...)
@@ -91,8 +91,10 @@
CPPFLAGS := -D__KERNEL__ -I$(HPATH)
-CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \
+CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
-fno-strict-aliasing -fno-common
+
+
ifndef CONFIG_FRAME_POINTER
CFLAGS += -fomit-frame-pointer
endif
@@ -354,7 +356,7 @@
@rm -f .ver1
include/linux/version.h: ./Makefile
- @expr length "$(KERNELRELEASE)" \<= $(uts_len) > /dev/null || \
+ @-expr length "$(KERNELRELEASE)" \<= $(uts_len) > /dev/null || \
(echo KERNELRELEASE \"$(KERNELRELEASE)\" exceeds $(uts_len) characters >&2; false)
@echo \#define UTS_RELEASE \"$(KERNELRELEASE)\" > .ver
@echo \#define LINUX_VERSION_CODE `expr $(VERSION) \\* 65536 + $(PATCHLEVEL) \\* 256 + $(SUBLEVEL)` >> .ver
diff -urN linux.old/Rules.make linux.dev/Rules.make
--- linux.old/Rules.make 2005-11-07 23:12:50.538884250 +0100
+++ linux.dev/Rules.make 2005-11-07 21:57:07.837585250 +0100
@@ -176,7 +176,14 @@
_modinst__: dummy
ifneq "$(strip $(ALL_MOBJS))" ""
mkdir -p $(MODLIB)/kernel/$(MOD_DESTDIR)
- cp $(sort $(ALL_MOBJS)) $(MODLIB)/kernel/$(MOD_DESTDIR)
+ #@cp $(sort $(ALL_MOBJS)) $(MODLIB)/kernel/$(MOD_DESTDIR)
+ for f in $(ALL_MOBJS) ; do \
+ $(OBJCOPY) -R __ksymtab -R .comment -R .note -x \
+ `$(NM) $$f | cut -f3- -d' ' | sed -n \
+ -e 's/__module_parm_\(.*\)/-K \1/p' \
+ -e 's/__ks..tab_\(.*\)/-K \1/p'` \
+ $$f $(MODLIB)/kernel/$(MOD_DESTDIR)$(MOD_TARGET)$$f; \
+ done
endif
.PHONY: modules_install
diff -urN linux.old/arch/mips/Makefile linux.dev/arch/mips/Makefile
--- linux.old/arch/mips/Makefile 2005-11-07 23:12:50.582887000 +0100
+++ linux.dev/arch/mips/Makefile 2005-11-07 21:57:08.537629000 +0100
@@ -46,10 +46,10 @@
GCCFLAGS := -I $(TOPDIR)/include/asm/gcc
GCCFLAGS += -G 0 -mno-abicalls -fno-pic -pipe
GCCFLAGS += $(call check_gcc, -finline-limit=100000,)
-LINKFLAGS += -G 0 -static -n
-MODFLAGS += -mlong-calls
+LINKFLAGS += -G 0 -static -n -nostdlib
+MODFLAGS += -mlong-calls -fno-common
-ifdef CONFIG_DEBUG_INFO
+ifdef CONFIG_REMOTE_DEBUG
GCCFLAGS += -g
ifdef CONFIG_SB1XXX_CORELIS
GCCFLAGS += -mno-sched-prolog -fno-omit-frame-pointer
@@ -71,13 +71,13 @@
set_gccflags = $(shell \
while :; do \
cpu=$(1); isa=-$(2); \
- for gcc_opt in -march= -mcpu=; do \
+ for gcc_opt in -march= -mtune=; do \
$(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \
-xc /dev/null > /dev/null 2>&1 && \
break 2; \
done; \
cpu=$(3); isa=-$(4); \
- for gcc_opt in -march= -mcpu=; do \
+ for gcc_opt in -march= -mtune=; do \
$(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \
-xc /dev/null > /dev/null 2>&1 && \
break 2; \
@@ -92,7 +92,7 @@
fi; \
gas_abi=-Wa,-32; gas_cpu=$$cpu; gas_isa=-Wa,$$isa; \
while :; do \
- for gas_opt in -Wa,-march= -Wa,-mcpu=; do \
+ for gas_opt in -Wa,-march= -Wa,-mtune=; do \
$(CC) $$gas_abi $$gas_opt$$cpu $$gas_isa -Wa,-Z -c \
-o /dev/null -xassembler /dev/null > /dev/null 2>&1 && \
break 2; \
@@ -174,6 +174,7 @@
endif
AFLAGS += $(GCCFLAGS)
+ASFLAGS += $(GCCFLAGS)
CFLAGS += $(GCCFLAGS)
LD += -m $(ld-emul)
@@ -727,6 +728,19 @@
@@ -727,6 +727,19 @@
endif
#

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@ -0,0 +1,99 @@
diff -urN linux.old/Makefile linux.dev/Makefile
--- linux.old/Makefile 2005-08-26 13:41:41.689634168 +0200
+++ linux.dev/Makefile 2005-08-26 13:44:34.233403528 +0200
@@ -17,9 +17,9 @@
FINDHPATH = $(HPATH)/asm $(HPATH)/linux $(HPATH)/scsi $(HPATH)/net $(HPATH)/math-emu
HOSTCC = gcc
-HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
+HOSTCFLAGS = -Wall -Wstrict-prototypes -Os -fomit-frame-pointer
-CROSS_COMPILE =
+CROSS_COMPILE=
#
# Include the make variables (CC, etc...)
@@ -89,6 +89,8 @@
# standard CFLAGS
#
+check_gcc = $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi)
+
CPPFLAGS := -D__KERNEL__ -I$(HPATH)
CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
@@ -91,8 +93,10 @@
CPPFLAGS := -D__KERNEL__ -I$(HPATH)
-CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \
+CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
-fno-strict-aliasing -fno-common
+
+
ifndef CONFIG_FRAME_POINTER
CFLAGS += -fomit-frame-pointer
endif
@@ -100,6 +105,12 @@
endif
AFLAGS := -D__ASSEMBLY__ $(CPPFLAGS)
+CFLAGS += $(call check_gcc, -funit-at-a-time,)
+
+
+
+
+
#
# ROOT_DEV specifies the default root-device when making the image.
# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case
diff -urN linux.old/arch/mips/Makefile linux.dev/arch/mips/Makefile
--- linux.old/arch/mips/Makefile 2005-11-07 23:12:50.582887000 +0100
+++ linux.dev/arch/mips/Makefile 2005-11-07 21:57:08.537629000 +0100
@@ -46,10 +46,10 @@
GCCFLAGS := -I $(TOPDIR)/include/asm/gcc
GCCFLAGS += -G 0 -mno-abicalls -fno-pic -pipe
GCCFLAGS += $(call check_gcc, -finline-limit=100000,)
-LINKFLAGS += -G 0 -static -n
-MODFLAGS += -mlong-calls
+LINKFLAGS += -G 0 -static -n -nostdlib
+MODFLAGS += -mlong-calls -fno-common
-ifdef CONFIG_DEBUG_INFO
+ifdef CONFIG_REMOTE_DEBUG
GCCFLAGS += -g
ifdef CONFIG_SB1XXX_CORELIS
GCCFLAGS += -mno-sched-prolog -fno-omit-frame-pointer
@@ -71,13 +71,13 @@
set_gccflags = $(shell \
while :; do \
cpu=$(1); isa=-$(2); \
- for gcc_opt in -march= -mcpu=; do \
+ for gcc_opt in -march= -mtune=; do \
$(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \
-xc /dev/null > /dev/null 2>&1 && \
break 2; \
done; \
cpu=$(3); isa=-$(4); \
- for gcc_opt in -march= -mcpu=; do \
+ for gcc_opt in -march= -mtune=; do \
$(CC) $$gcc_opt$$cpu $$isa -S -o /dev/null \
-xc /dev/null > /dev/null 2>&1 && \
break 2; \
@@ -92,7 +92,7 @@
fi; \
gas_abi=-Wa,-32; gas_cpu=$$cpu; gas_isa=-Wa,$$isa; \
while :; do \
- for gas_opt in -Wa,-march= -Wa,-mcpu=; do \
+ for gas_opt in -Wa,-march= -Wa,-mtune=; do \
$(CC) $$gas_abi $$gas_opt$$cpu $$gas_isa -Wa,-Z -c \
-o /dev/null -xassembler /dev/null > /dev/null 2>&1 && \
break 2; \
@@ -174,6 +174,7 @@
endif
AFLAGS += $(GCCFLAGS)
+ASFLAGS += $(GCCFLAGS)
CFLAGS += $(GCCFLAGS)
LD += -m $(ld-emul)

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@ -1,24 +0,0 @@
--- linux-2.4.30/Makefile 2005-10-23 20:52:56.813948000 +0200
+++ linux.dev/Makefile 2005-10-23 20:53:12.482927250 +0200
@@ -89,6 +89,8 @@
# standard CFLAGS
#
+check_gcc = $(shell if $(CC) $(1) -S -o /dev/null -xc /dev/null > /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi)
+
CPPFLAGS := -D__KERNEL__ -I$(HPATH)
CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \
@@ -100,6 +102,12 @@
endif
AFLAGS := -D__ASSEMBLY__ $(CPPFLAGS)
+CFLAGS += $(call check_gcc, -funit-at-a-time,)
+
+
+
+
+
#
# ROOT_DEV specifies the default root-device when making the image.
# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case

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@ -0,0 +1,48 @@
diff -urN linux.old/Makefile linux.dev/Makefile
--- linux.old/Makefile 2005-08-26 13:41:41.689634168 +0200
+++ linux.dev/Makefile 2005-08-26 13:44:34.233403528 +0200
@@ -354,7 +354,7 @@
@rm -f .ver1
include/linux/version.h: ./Makefile
- @expr length "$(KERNELRELEASE)" \<= $(uts_len) > /dev/null || \
+ @-expr length "$(KERNELRELEASE)" \<= $(uts_len) > /dev/null || \
(echo KERNELRELEASE \"$(KERNELRELEASE)\" exceeds $(uts_len) characters >&2; false)
@echo \#define UTS_RELEASE \"$(KERNELRELEASE)\" > .ver
@echo \#define LINUX_VERSION_CODE `expr $(VERSION) \\* 65536 + $(PATCHLEVEL) \\* 256 + $(SUBLEVEL)` >> .ver
@@ -509,7 +509,7 @@
ifdef CONFIG_MODVERSIONS
$(MAKE) update-modverfile
endif
- scripts/mkdep -- `find $(FINDHPATH) \( -name SCCS -o -name .svn \) -prune -o -follow -name \*.h ! -name modversions.h -print` > .hdepend
+ find $(FINDHPATH) \( -name SCCS -o -name .svn \) -prune -o -follow -name \*.h ! -name modversions.h -print | xargs scripts/mkdep -- > .hdepend
scripts/mkdep -- init/*.c > .depend
ifdef CONFIG_MODVERSIONS
--- linux.old/Rules.make 2005-08-31 00:37:34.363109288 +0200
+++ linux.dev/Rules.make 2005-08-31 13:59:20.140676296 +0200
@@ -126,7 +126,7 @@
# This make dependencies quickly
#
fastdep: dummy
- $(TOPDIR)/scripts/mkdep $(CFLAGS) $(EXTRA_CFLAGS_nostdinc) -- $(wildcard *.[chS]) > .depend
+ find -name '*.[chS]' | xargs $(TOPDIR)/scripts/mkdep $(CFLAGS) $(EXTRA_CFLAGS_nostdinc) -- > .depend
ifdef ALL_SUB_DIRS
$(MAKE) $(patsubst %,_sfdep_%,$(ALL_SUB_DIRS)) _FASTDEP_ALL_SUB_DIRS="$(ALL_SUB_DIRS)"
endif
@@ -176,7 +176,14 @@
_modinst__: dummy
ifneq "$(strip $(ALL_MOBJS))" ""
mkdir -p $(MODLIB)/kernel/$(MOD_DESTDIR)
- cp $(sort $(ALL_MOBJS)) $(MODLIB)/kernel/$(MOD_DESTDIR)
+ #@cp $(sort $(ALL_MOBJS)) $(MODLIB)/kernel/$(MOD_DESTDIR)
+ for f in $(ALL_MOBJS) ; do \
+ $(OBJCOPY) -R __ksymtab -R .comment -R .note -x \
+ `$(NM) $$f | cut -f3- -d' ' | sed -n \
+ -e 's/__module_parm_\(.*\)/-K \1/p' \
+ -e 's/__ks..tab_\(.*\)/-K \1/p'` \
+ $$f $(MODLIB)/kernel/$(MOD_DESTDIR)$(MOD_TARGET)$$f; \
+ done
endif
.PHONY: modules_install

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@ -1,22 +0,0 @@
--- linux.old/Rules.make 2005-08-31 00:37:34.363109288 +0200
+++ linux.dev/Rules.make 2005-08-31 13:59:20.140676296 +0200
@@ -126,7 +126,7 @@
# This make dependencies quickly
#
fastdep: dummy
- $(TOPDIR)/scripts/mkdep $(CFLAGS) $(EXTRA_CFLAGS_nostdinc) -- $(wildcard *.[chS]) > .depend
+ find -name '*.[chS]' | xargs $(TOPDIR)/scripts/mkdep $(CFLAGS) $(EXTRA_CFLAGS_nostdinc) -- > .depend
ifdef ALL_SUB_DIRS
$(MAKE) $(patsubst %,_sfdep_%,$(ALL_SUB_DIRS)) _FASTDEP_ALL_SUB_DIRS="$(ALL_SUB_DIRS)"
endif
--- linux-2.4.30/Makefile.old 2005-11-11 14:27:55.878482250 +0100
+++ linux-2.4.30/Makefile 2005-11-11 14:28:57.926360000 +0100
@@ -509,7 +509,7 @@
ifdef CONFIG_MODVERSIONS
$(MAKE) update-modverfile
endif
- scripts/mkdep -- `find $(FINDHPATH) \( -name SCCS -o -name .svn \) -prune -o -follow -name \*.h ! -name modversions.h -print` > .hdepend
+ find $(FINDHPATH) \( -name SCCS -o -name .svn \) -prune -o -follow -name \*.h ! -name modversions.h -print | xargs scripts/mkdep -- > .hdepend
scripts/mkdep -- init/*.c > .depend
ifdef CONFIG_MODVERSIONS