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Commit 30807ef2 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'microblaze-v5.0-rc1' of git://git.monstr.eu/linux-2.6-microblaze 

Pull arch/microblaze updates from Michal Simek:

 - Fix multiple Kbuild/Makefile issues

 - Start to use system call table generation

* tag 'microblaze-v5.0-rc1' of git://git.monstr.eu/linux-2.6-microblaze:
  microblaze: remove the explicit removal of system.dtb
  microblaze: fix race condition in building boot images
  microblaze: add linux.bin* and simpleImage.* to PHONY
  microblaze: fix multiple bugs in arch/microblaze/boot/Makefile
  microblaze: move "... is ready" messages to arch/microblaze/Makefile
  microblaze: adjust the help to the real behavior
  microblaze: generate uapi header and system call table files
  microblaze: add system call table generation support
  microblaze: move __NR_syscalls macro from asm/unistd.h
  microblaze: Typo s/use use/use/
parents 507413a5 19d111cc

arch/microblaze/Makefile

+17 −8
Original line number Diff line number Diff line
@@ -79,21 +79,30 @@ all: linux.bin 
archclean:

	$(Q)$(MAKE) $(clean)=$(boot)



linux.bin linux.bin.gz linux.bin.ub: vmlinux

	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@

archheaders:

	$(Q)$(MAKE) $(build)=arch/microblaze/kernel/syscalls all



simpleImage.%: vmlinux

PHONY += linux.bin linux.bin.gz linux.bin.ub

linux.bin.ub linux.bin.gz: linux.bin

linux.bin: vmlinux

linux.bin linux.bin.gz linux.bin.ub:

	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@

	@echo 'Kernel: $(boot)/$@ is ready' ' (#'`cat .version`')'



PHONY += simpleImage.$(DTB)

simpleImage.$(DTB): vmlinux

	$(Q)$(MAKE) $(build)=$(boot) $(addprefix $(boot)/$@., ub unstrip strip)

	@echo 'Kernel: $(boot)/$@ is ready' ' (#'`cat .version`')'



define archhelp

  echo '* linux.bin    - Create raw binary'

  echo '  linux.bin.gz - Create compressed raw binary'

  echo '  linux.bin.ub - Create U-Boot wrapped raw binary'

  echo '  simpleImage.<dt> - ELF image with $(arch)/boot/dts/<dt>.dts linked in'

  echo '                   - stripped elf with fdt blob'

  echo '  simpleImage.<dt>.unstrip - full ELF image with fdt blob'

  echo '  *_defconfig      - Select default config from arch/microblaze/configs'

  echo ''

  echo '  simpleImage.<dt> - Create the following images with <dt>.dtb linked in'

  echo '                    simpleImage.<dt>        : raw image'

  echo '                    simpleImage.<dt>.ub     : raw image with U-Boot header'

  echo '                    simpleImage.<dt>.unstrip: ELF (identical to vmlinux)'

  echo '                    simpleImage.<dt>.strip  : stripped ELF'

  echo '  Targets with <dt> embed a device tree blob inside the image'

  echo '  These targets support board with firmware that does not'

  echo '  support passing a device tree directly. Replace <dt> with the'

arch/microblaze/boot/Makefile

+9 −14
Original line number Diff line number Diff line
@@ -3,38 +3,33 @@ 
# arch/microblaze/boot/Makefile

#



targets := linux.bin linux.bin.gz linux.bin.ub simpleImage.%

targets := linux.bin linux.bin.gz linux.bin.ub simpleImage.*



OBJCOPYFLAGS := -R .note -R .comment -R .note.gnu.build-id -O binary



$(obj)/linux.bin: vmlinux FORCE

	$(call if_changed,objcopy)

	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'



$(obj)/linux.bin.ub: $(obj)/linux.bin FORCE

	$(call if_changed,uimage)

	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'



$(obj)/linux.bin.gz: $(obj)/linux.bin FORCE

	$(call if_changed,gzip)

	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'



quiet_cmd_cp = CP      $< $@$2

	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)



quiet_cmd_strip = STRIP   $< $@$2

	cmd_strip = $(STRIP) -K microblaze_start -K _end -K __log_buf \

				-K _fdt_start $< -o $@$2



UIMAGE_LOADADDR = $(CONFIG_KERNEL_BASE_ADDR)

UIMAGE_IN = $@

UIMAGE_OUT = $@.ub



$(obj)/simpleImage.%: vmlinux FORCE

	$(call if_changed,cp,.unstrip)

$(obj)/simpleImage.$(DTB): vmlinux FORCE

	$(call if_changed,objcopy)



$(obj)/simpleImage.$(DTB).ub: $(obj)/simpleImage.$(DTB) FORCE

	$(call if_changed,uimage)

	$(call if_changed,strip,.strip)

	@echo 'Kernel: $(UIMAGE_OUT) is ready' ' (#'`cat .version`')'



clean-files += simpleImage.*.unstrip linux.bin.ub
 
$(obj)/simpleImage.$(DTB).unstrip: vmlinux FORCE

	$(call if_changed,shipped)



$(obj)/simpleImage.$(DTB).strip: vmlinux FORCE

	$(call if_changed,strip)

arch/microblaze/boot/dts/Makefile

+1 −4
Original line number Diff line number Diff line
@@ -12,12 +12,9 @@ $(obj)/linked_dtb.o: $(obj)/system.dtb 
# Generate system.dtb from $(DTB).dtb

ifneq ($(DTB),system)

$(obj)/system.dtb: $(obj)/$(DTB).dtb

	$(call if_changed,cp)

	$(call if_changed,shipped)

endif

endif



quiet_cmd_cp = CP      $< $@$2

	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)



# Rule to build device tree blobs

DTC_FLAGS := -p 1024

arch/microblaze/include/asm/Kbuild

+1 −0
Original line number Diff line number Diff line 
generated-y += syscall_table.h

generic-y += barrier.h

generic-y += bitops.h

generic-y += bug.h

arch/microblaze/include/asm/pgtable.h

+1 −1
Original line number Diff line number Diff line
@@ -200,7 +200,7 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; } 
 * is cleared in the TLB miss handler before the TLB entry is loaded.

 * - All other bits of the PTE are loaded into TLBLO without

 *  * modification, leaving us only the bits 20, 21, 24, 25, 26, 30 for

 * software PTE bits.  We actually use use bits 21, 24, 25, and

 * software PTE bits.  We actually use bits 21, 24, 25, and

 * 30 respectively for the software bits: ACCESSED, DIRTY, RW, and

 * PRESENT.

 */