Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=25f8151bdcdd62c6b879e3669a562c0d329eee4a
Commit: 25f8151bdcdd62c6b879e3669a562c0d329eee4a
Parent: ba36197cf4ff68f631bb1b3d4cc442d567279fe3
Author: Paul Mundt <[EMAIL PROTECTED]>
AuthorDate: Mon May 14 19:12:37 2007 +0900
Committer: Paul Mundt <[EMAIL PROTECTED]>
CommitDate: Fri Jun 8 02:43:39 2007 +0000
sh: Get multiple boards in one image working again.
This tidies up the build rules and permits multiple boards to be
linked in to the same kernel. The earlier Kconfig work ensures that
the CPU configuration is consistent across the boards, as this is
the only thing that we can't do dynamically.
Signed-off-by: Paul Mundt <[EMAIL PROTECTED]>
---
arch/sh/Makefile | 88 +++++++++++++++++++++++------------------
include/asm-sh/machvec_init.h | 2 +-
2 files changed, 51 insertions(+), 39 deletions(-)
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index 883b03b..c7323e7 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -87,39 +87,39 @@ core-y += arch/sh/kernel/
arch/sh/mm/
core-$(CONFIG_SH_FPU_EMU) += arch/sh/math-emu/
# Boards
-machdir-$(CONFIG_SH_SOLUTION_ENGINE) := se/770x
-machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) := se/7722
-machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) := se/7751
-machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) := se/7780
-machdir-$(CONFIG_SH_7300_SOLUTION_ENGINE) := se/7300
-machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE) := se/7343
-machdir-$(CONFIG_SH_73180_SOLUTION_ENGINE) := se/73180
-machdir-$(CONFIG_SH_HP6XX) := hp6xx
-machdir-$(CONFIG_SH_SATURN) := saturn
-machdir-$(CONFIG_SH_DREAMCAST) := dreamcast
-machdir-$(CONFIG_SH_MPC1211) := mpc1211
-machdir-$(CONFIG_SH_SH03) := sh03
-machdir-$(CONFIG_SH_SECUREEDGE5410) := snapgear
-machdir-$(CONFIG_SH_HS7751RVOIP) := renesas/hs7751rvoip
-machdir-$(CONFIG_SH_RTS7751R2D) := renesas/rts7751r2d
-machdir-$(CONFIG_SH_7751_SYSTEMH) := renesas/systemh
-machdir-$(CONFIG_SH_EDOSK7705) := renesas/edosk7705
-machdir-$(CONFIG_SH_HIGHLANDER) := renesas/r7780rp
-machdir-$(CONFIG_SH_7710VOIPGW) := renesas/sh7710voipgw
-machdir-$(CONFIG_SH_SH4202_MICRODEV) := superh/microdev
-machdir-$(CONFIG_SH_LANDISK) := landisk
-machdir-$(CONFIG_SH_TITAN) := titan
-machdir-$(CONFIG_SH_SHMIN) := shmin
-machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) := se/7206
-machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) := se/7619
-machdir-$(CONFIG_SH_LBOX_RE2) := lboxre2
-machdir-$(CONFIG_SH_UNKNOWN) := unknown
-
-incdir-y := $(notdir $(machdir-y))
-incdir-$(CONFIG_SH_HP6XX) := hp6xx
+machdir-$(CONFIG_SH_SOLUTION_ENGINE) += se/770x
+machdir-$(CONFIG_SH_7722_SOLUTION_ENGINE) += se/7722
+machdir-$(CONFIG_SH_7751_SOLUTION_ENGINE) += se/7751
+machdir-$(CONFIG_SH_7780_SOLUTION_ENGINE) += se/7780
+machdir-$(CONFIG_SH_7300_SOLUTION_ENGINE) += se/7300
+machdir-$(CONFIG_SH_7343_SOLUTION_ENGINE) += se/7343
+machdir-$(CONFIG_SH_73180_SOLUTION_ENGINE) += se/73180
+machdir-$(CONFIG_SH_HP6XX) += hp6xx
+machdir-$(CONFIG_SH_SATURN) += saturn
+machdir-$(CONFIG_SH_DREAMCAST) += dreamcast
+machdir-$(CONFIG_SH_MPC1211) += mpc1211
+machdir-$(CONFIG_SH_SH03) += sh03
+machdir-$(CONFIG_SH_SECUREEDGE5410) += snapgear
+machdir-$(CONFIG_SH_HS7751RVOIP) += renesas/hs7751rvoip
+machdir-$(CONFIG_SH_RTS7751R2D) += renesas/rts7751r2d
+machdir-$(CONFIG_SH_7751_SYSTEMH) += renesas/systemh
+machdir-$(CONFIG_SH_EDOSK7705) += renesas/edosk7705
+machdir-$(CONFIG_SH_HIGHLANDER) += renesas/r7780rp
+machdir-$(CONFIG_SH_7710VOIPGW) += renesas/sh7710voipgw
+machdir-$(CONFIG_SH_SH4202_MICRODEV) += superh/microdev
+machdir-$(CONFIG_SH_LANDISK) += landisk
+machdir-$(CONFIG_SH_TITAN) += titan
+machdir-$(CONFIG_SH_SHMIN) += shmin
+machdir-$(CONFIG_SH_7206_SOLUTION_ENGINE) += se/7206
+machdir-$(CONFIG_SH_7619_SOLUTION_ENGINE) += se/7619
+machdir-$(CONFIG_SH_LBOX_RE2) += lboxre2
+machdir-$(CONFIG_SH_UNKNOWN) += unknown
+
+incdir-y := $(notdir $(machdir-y))
ifneq ($(machdir-y),)
-core-y += arch/sh/boards/$(machdir-y)/
+core-y += $(addprefix arch/sh/boards/, \
+ $(filter-out ., $(patsubst %,%/,$(machdir-y))))
endif
# Companion chips
@@ -157,19 +157,31 @@ include/asm-sh/.cpu: $(wildcard include/config/cpu/*.h) \
# Most boards have their own mach directories. For the ones that
# don't, just reference the parent directory so the semantics are
# kept roughly the same.
+#
+# When multiple boards are compiled in at the same time, preference
+# for the mach link is given to whichever has a directory for its
+# headers. However, this is only a workaround until platforms that
+# can live in the same kernel image back away from relying on the
+# mach link.
include/asm-sh/.mach: $(wildcard include/config/sh/*.h) \
include/config/auto.conf FORCE
- @echo -n ' SYMLINK include/asm-sh/mach -> '
$(Q)if [ ! -d include/asm-sh ]; then mkdir -p include/asm-sh; fi
- $(Q)if [ -d $(incdir-prefix)$(incdir-y) ]; then \
- echo -e 'include/asm-sh/$(incdir-y)'; \
- ln -fsn $(incdir-prefix)$(incdir-y) \
+ $(Q)rm -f include/asm-sh/mach
+ $(Q)for i in $(incdir-y); do \
+ if [ -d $(incdir-prefix)$$i ]; then \
+ echo -n ' SYMLINK include/asm-sh/mach -> '; \
+ echo -e "include/asm-sh/$$i"; \
+ ln -fsn $(incdir-prefix)$$i \
include/asm-sh/mach; \
else \
- echo -e 'include/asm-sh'; \
- ln -fsn $(incdir-prefix) include/asm-sh/mach; \
- fi
+ if [ ! -d include/asm-sh/mach ]; then \
+ echo -n ' SYMLINK include/asm-sh/mach -> '; \
+ echo -e 'include/asm-sh'; \
+ ln -fsn $(incdir-prefix) include/asm-sh/mach; \
+ fi; \
+ fi; \
+ done
@touch $@
archprepare: include/asm-sh/.cpu include/asm-sh/.mach maketools
diff --git a/include/asm-sh/machvec_init.h b/include/asm-sh/machvec_init.h
index 88a973e..cb015b8 100644
--- a/include/asm-sh/machvec_init.h
+++ b/include/asm-sh/machvec_init.h
@@ -14,6 +14,6 @@
#define __initmv __attribute__((unused,__section__ (".machvec.init")))
#define ALIAS_MV(system) \
- asm(".global sh_mv\nsh_mv = mv_"#system );
+ asm(".weak sh_mv\nsh_mv = mv_"#system );
#endif /* __SH_MACHVEC_INIT_H */
-
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