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2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a 
 kernel/arch/powerpc/boot/Makefile
....@@ -7,7 +7,7 @@
77 # Based on coffboot by Paul Mackerras
88 # Simplified for ppc64 by Todd Inglett
99 #
10
-# NOTE:	this code is built for 32 bit in ELF32 format even though
10
+# NOTE:	this code may be built for 32 bit in ELF32 format even though
1111 #	it packages a 64 bit kernel.  We do this to simplify the
1212 #	bootloader and increase compatibility with OpenFirmware.
1313 #
....@@ -20,9 +20,6 @@
2020 
2121 all: $(obj)/zImage
2222 
23
-compress-$(CONFIG_KERNEL_GZIP) := CONFIG_KERNEL_GZIP
24
-compress-$(CONFIG_KERNEL_XZ)   := CONFIG_KERNEL_XZ
25
-
2623 ifdef CROSS32_COMPILE
2724     BOOTCC := $(CROSS32_COMPILE)gcc
2825     BOOTAR := $(CROSS32_COMPILE)ar
....@@ -32,9 +29,10 @@
3229 endif
3330 
3431 BOOTCFLAGS    := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
35
-		 -fno-strict-aliasing -Os -msoft-float -mno-altivec -mno-vsx \
32
+		 -fno-strict-aliasing -O2 -msoft-float -mno-altivec -mno-vsx \
33
+		 $(call cc-option,-mno-spe) $(call cc-option,-mspe=no) \
3634 		 -pipe -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \
37
-		 -D$(compress-y)
35
+		 $(LINUXINCLUDE)
3836 
3937 ifdef CONFIG_PPC64_BOOT_WRAPPER
4038 BOOTCFLAGS	+= -m64
....@@ -51,9 +49,9 @@
5149 BOOTCFLAGS	+= $(call cc-option,-mabi=elfv2)
5250 endif
5351 
54
-BOOTAFLAGS	:= -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
52
+BOOTAFLAGS	:= -D__ASSEMBLY__ $(BOOTCFLAGS) -nostdinc
5553 
56
-BOOTARFLAGS	:= -cr$(KBUILD_ARFLAGS)
54
+BOOTARFLAGS	:= -crD
5755 
5856 ifdef CONFIG_CC_IS_CLANG
5957 BOOTCFLAGS += $(CLANG_FLAGS)
....@@ -73,16 +71,14 @@
7371 DTC_FLAGS	?= -p 1024
7472 
7573 $(obj)/4xx.o: BOOTCFLAGS += -mcpu=405
76
-$(obj)/ebony.o: BOOTCFLAGS += -mcpu=405
74
+$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440
7775 $(obj)/cuboot-hotfoot.o: BOOTCFLAGS += -mcpu=405
78
-$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405
79
-$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405
76
+$(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=440
77
+$(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=440
8078 $(obj)/cuboot-acadia.o: BOOTCFLAGS += -mcpu=405
81
-$(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405
8279 $(obj)/treeboot-iss4xx.o: BOOTCFLAGS += -mcpu=405
8380 $(obj)/treeboot-currituck.o: BOOTCFLAGS += -mcpu=405
8481 $(obj)/treeboot-akebono.o: BOOTCFLAGS += -mcpu=405
85
-$(obj)/virtex405-head.o: BOOTAFLAGS += -mcpu=405
8682 
8783 # The pre-boot decompressors pull in a lot of kernel headers and other source
8884 # files. This creates a bit of a dependency headache since we need to copy
....@@ -132,14 +128,12 @@
132128 src-wlib-$(CONFIG_PPC_8xx) += mpc8xx.c planetcore.c fsl-soc.c
133129 src-wlib-$(CONFIG_PPC_82xx) += pq2.c fsl-soc.c planetcore.c
134130 src-wlib-$(CONFIG_EMBEDDED6xx) += ugecon.c fsl-soc.c
135
-src-wlib-$(CONFIG_XILINX_VIRTEX) += uartlite.c
136131 src-wlib-$(CONFIG_CPM) += cpm-serial.c
137132 
138133 src-plat-y := of.c epapr.c
139
-src-plat-$(CONFIG_40x) += fixed-head.S ep405.c cuboot-hotfoot.c \
140
-				treeboot-walnut.c cuboot-acadia.c \
141
-				cuboot-kilauea.c simpleboot.c \
142
-				virtex405-head.S virtex.c
134
+src-plat-$(CONFIG_40x) += fixed-head.S cuboot-hotfoot.c \
135
+				cuboot-acadia.c \
136
+				cuboot-kilauea.c simpleboot.c
143137 src-plat-$(CONFIG_44x) += treeboot-ebony.c cuboot-ebony.c treeboot-bamboo.c \
144138 				cuboot-bamboo.c cuboot-sam440ep.c \
145139 				cuboot-sequoia.c cuboot-rainier.c \
....@@ -147,7 +141,7 @@
147141 				cuboot-warp.c cuboot-yosemite.c \
148142 				treeboot-iss4xx.c treeboot-currituck.c \
149143 				treeboot-akebono.c \
150
-				simpleboot.c fixed-head.S virtex.c
144
+				simpleboot.c fixed-head.S
151145 src-plat-$(CONFIG_PPC_8xx) += cuboot-8xx.c fixed-head.S ep88xc.c redboot-8xx.c
152146 src-plat-$(CONFIG_PPC_MPC52xx) += cuboot-52xx.c
153147 src-plat-$(CONFIG_PPC_82xx) += cuboot-pq2.c fixed-head.S ep8248e.c cuboot-824x.c
....@@ -213,7 +207,7 @@
213207       cmd_bootas = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $<
214208 
215209 quiet_cmd_bootar = BOOTAR  $@
216
-      cmd_bootar = $(BOOTAR) $(BOOTARFLAGS) $@.$$$$ $(filter-out FORCE,$^); mv $@.$$$$ $@
210
+      cmd_bootar = $(BOOTAR) $(BOOTARFLAGS) $@.$$$$ $(real-prereqs); mv $@.$$$$ $@
217211 
218212 $(obj-libfdt): $(obj)/%.o: $(srctree)/scripts/dtc/libfdt/%.c FORCE
219213 	$(call if_changed_dep,bootcc)
....@@ -227,7 +221,7 @@
227221 $(obj)/wrapper.a: $(obj-wlib) FORCE
228222 	$(call if_changed,bootar)
229223 
230
-hostprogs-y	:= addnote hack-coff mktree
224
+hostprogs	:= addnote hack-coff mktree
231225 
232226 targets		+= $(patsubst $(obj)/%,%,$(obj-boot) wrapper.a)
233227 extra-y		:= $(obj)/wrapper.a $(obj-plat) $(obj)/empty.o \
....@@ -252,6 +246,8 @@
252246 
253247 compressor-$(CONFIG_KERNEL_GZIP) := gz
254248 compressor-$(CONFIG_KERNEL_XZ)   := xz
249
+compressor-$(CONFIG_KERNEL_LZMA)   := lzma
250
+compressor-$(CONFIG_KERNEL_LZO) := lzo
255251 
256252 # args (to if_changed): 1 = (this rule), 2 = platform, 3 = dts 4=dtb 5=initrd
257253 quiet_cmd_wrap	= WRAP    $@
....@@ -280,9 +276,7 @@
280276 #
281277 
282278 # Board ports in arch/powerpc/platform/40x/Kconfig
283
-image-$(CONFIG_EP405)			+= dtbImage.ep405
284279 image-$(CONFIG_HOTFOOT)			+= cuImage.hotfoot
285
-image-$(CONFIG_WALNUT)			+= treeImage.walnut
286280 image-$(CONFIG_ACADIA)			+= cuImage.acadia
287281 image-$(CONFIG_OBS600)			+= uImage.obs600
288282 
....@@ -309,9 +303,9 @@
309303 					   dtbImage.adder875-redboot
310304 
311305 # Board ports in arch/powerpc/platform/52xx/Kconfig
312
-image-$(CONFIG_PPC_LITE5200)		+= cuImage.lite5200 lite5200.dtb
313
-image-$(CONFIG_PPC_LITE5200)		+= cuImage.lite5200b lite5200b.dtb
314
-image-$(CONFIG_PPC_MEDIA5200)		+= cuImage.media5200 media5200.dtb
306
+image-$(CONFIG_PPC_LITE5200)		+= cuImage.lite5200
307
+image-$(CONFIG_PPC_LITE5200)		+= cuImage.lite5200b
308
+image-$(CONFIG_PPC_MEDIA5200)		+= cuImage.media5200
315309 
316310 # Board ports in arch/powerpc/platform/82xx/Kconfig
317311 image-$(CONFIG_MPC8272_ADS)		+= cuImage.mpc8272ads
....@@ -373,6 +367,10 @@
373367 		$(patsubst treeImage%, treeImage.initrd%, $(image-y)))))
374368 initrd-y := $(filter-out $(image-y), $(initrd-y))
375369 targets	+= $(image-y) $(initrd-y)
370
+targets += $(foreach x, dtbImage uImage cuImage simpleImage treeImage, \
371
+		$(patsubst $(x).%, dts/%.dtb, $(filter $(x).%, $(image-y))))
372
+targets += $(foreach x, dtbImage uImage cuImage simpleImage treeImage, \
373
+		$(patsubst $(x).%, dts/fsl/%.dtb, $(filter $(x).%, $(image-y))))
376374 
377375 $(addprefix $(obj)/, $(initrd-y)): $(obj)/ramdisk.image.gz
378376 
....@@ -386,11 +384,11 @@
386384 	$(call if_changed,wrap,$(subst $(obj)/zImage.,,$@))
387385 
388386 # dtbImage% - a dtbImage is a zImage with an embedded device tree blob
389
-$(obj)/dtbImage.initrd.%: vmlinux $(wrapperbits) $(obj)/%.dtb FORCE
390
-	$(call if_changed,wrap,$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
387
+$(obj)/dtbImage.initrd.%: vmlinux $(wrapperbits) $(obj)/dts/%.dtb FORCE
388
+	$(call if_changed,wrap,$*,,$(obj)/dts/$*.dtb,$(obj)/ramdisk.image.gz)
391389 
392
-$(obj)/dtbImage.%: vmlinux $(wrapperbits) $(obj)/%.dtb FORCE
393
-	$(call if_changed,wrap,$*,,$(obj)/$*.dtb)
390
+$(obj)/dtbImage.%: vmlinux $(wrapperbits) $(obj)/dts/%.dtb FORCE
391
+	$(call if_changed,wrap,$*,,$(obj)/dts/$*.dtb)
394392 
395393 # This cannot be in the root of $(src) as the zImage rule always adds a $(obj)
396394 # prefix
....@@ -400,36 +398,33 @@
400398 $(obj)/uImage: vmlinux $(wrapperbits) FORCE
401399 	$(call if_changed,wrap,uboot)
402400 
403
-$(obj)/uImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
404
-	$(call if_changed,wrap,uboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
401
+$(obj)/uImage.initrd.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
402
+	$(call if_changed,wrap,uboot-$*,,$(obj)/dts/$*.dtb,$(obj)/ramdisk.image.gz)
405403 
406
-$(obj)/uImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
407
-	$(call if_changed,wrap,uboot-$*,,$(obj)/$*.dtb)
404
+$(obj)/uImage.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
405
+	$(call if_changed,wrap,uboot-$*,,$(obj)/dts/$*.dtb)
408406 
409
-$(obj)/cuImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
410
-	$(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
407
+$(obj)/cuImage.initrd.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
408
+	$(call if_changed,wrap,cuboot-$*,,$(obj)/dts/$*.dtb,$(obj)/ramdisk.image.gz)
411409 
412
-$(obj)/cuImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
413
-	$(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb)
410
+$(obj)/cuImage.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
411
+	$(call if_changed,wrap,cuboot-$*,,$(obj)/dts/$*.dtb)
414412 
415
-$(obj)/simpleImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
416
-	$(call if_changed,wrap,simpleboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
413
+$(obj)/simpleImage.initrd.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
414
+	$(call if_changed,wrap,simpleboot-$*,,$(obj)/dts/$*.dtb,$(obj)/ramdisk.image.gz)
417415 
418
-$(obj)/simpleImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
419
-	$(call if_changed,wrap,simpleboot-$*,,$(obj)/$*.dtb)
416
+$(obj)/simpleImage.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
417
+	$(call if_changed,wrap,simpleboot-$*,,$(obj)/dts/$*.dtb)
420418 
421
-$(obj)/treeImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
422
-	$(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
419
+$(obj)/treeImage.initrd.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
420
+	$(call if_changed,wrap,treeboot-$*,,$(obj)/dts/$*.dtb,$(obj)/ramdisk.image.gz)
423421 
424
-$(obj)/treeImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) FORCE
425
-	$(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb)
422
+$(obj)/treeImage.%: vmlinux $(obj)/dts/%.dtb $(wrapperbits) FORCE
423
+	$(call if_changed,wrap,treeboot-$*,,$(obj)/dts/$*.dtb)
426424 
427
-# Rule to build device tree blobs
428
-$(obj)/%.dtb: $(src)/dts/%.dts FORCE
429
-	$(call if_changed_dep,dtc)
430
-
431
-$(obj)/%.dtb: $(src)/dts/fsl/%.dts FORCE
432
-	$(call if_changed_dep,dtc)
425
+# Needed for the above targets to work with dts/fsl/ files
426
+$(obj)/dts/%.dtb: $(obj)/dts/fsl/%.dtb
427
+	@cp $< $@
433428 
434429 # If there isn't a platform selected then just strip the vmlinux.
435430 ifeq (,$(image-y))
....@@ -448,6 +443,8 @@
448443 # Install the vmlinux and other built boot targets.
449444 zInstall: $(CONFIGURE) $(addprefix $(obj)/, $(image-y))
450445 	sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" $^
446
+
447
+PHONY += install zInstall
451448 
452449 # anything not in $(targets)
453450 clean-files += $(image-) $(initrd-) cuImage.* dtbImage.* treeImage.* \
....@@ -468,7 +465,7 @@
468465 INSTALL := install
469466 
470467 extra-installed		:= $(patsubst $(obj)/%, $(DESTDIR)$(WRAPPER_OBJDIR)/%, $(extra-y))
471
-hostprogs-installed	:= $(patsubst %, $(DESTDIR)$(WRAPPER_BINDIR)/%, $(hostprogs-y))
468
+hostprogs-installed	:= $(patsubst %, $(DESTDIR)$(WRAPPER_BINDIR)/%, $(hostprogs))
472469 wrapper-installed	:= $(DESTDIR)$(WRAPPER_BINDIR)/wrapper
473470 dts-installed		:= $(patsubst $(dtstree)/%, $(DESTDIR)$(WRAPPER_DTSDIR)/%, $(wildcard $(dtstree)/*.dts))
474471