2 files changed, 51 insertions, 39 deletions

diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index 883b03b040c4..c7323e7dce67 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 88a973edcf15..cb015b8bb365 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 */