coreinfo: Use libpayload's new `Makefile.payload`

Change-Id: I388d60e6f3aeb2184966152f0934845d42834de0
Signed-off-by: Nico Huber <nico.h@gmx.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47634
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

payloads/coreinfo/.gitignore

@@ -1,2 +1,2 @@
-lpbuild/
+libpayload/
-lp.config*
+.lp.config*

payloads/coreinfo/Makefile

@@ -3,23 +3,38 @@
 unexport $(COREBOOT_EXPORTS)
 
 src := $(CURDIR)
+obj := build
+
 srctree := $(src)
 srck := $(src)/../../util/kconfig
-coreinfo_obj := $(src)/build
 objk := $(src)/build/util/kconfig
 
-ifeq ($(filter %clean,$(MAKECMDGOALS)),)
+LIBPAYLOAD_DEFCONFIG ?= $(src)/../libpayload/configs/defconfig-tinycurses
-export KERNELVERSION      := 0.1.0
-export KCONFIG_AUTOHEADER := $(coreinfo_obj)/config.h
-export KCONFIG_AUTOCONFIG := $(coreinfo_obj)/auto.conf
-export KCONFIG_DEPENDENCIES := $(coreinfo_obj)/auto.conf.cmd
-export KCONFIG_SPLITCONFIG := $(coreinfo_obj)/config
-export KCONFIG_TRISTATE := $(coreinfo_obj)/tristate.conf
-export KCONFIG_CONFIG := $(CURDIR)/.config
-export KCONFIG_NEGATIVES := 1
-export Kconfig := Kconfig
 
-export V := $(V)
+PAYLOAD_DEPS := $(obj)/config.h
+
+OBJECTS = cpuinfo_module.o cpuid.S.o pci_module.o coreboot_module.o \
+	  nvram_module.o bootlog_module.o ramdump_module.o \
+	  multiboot_module.o cbfs_module.o timestamps_module.o coreinfo.o
+OBJS    = $(patsubst %,$(obj)/%,$(OBJECTS))
+TARGET  = $(obj)/coreinfo.elf
+
+ARCH := x86_32
+
+all: real-all
+
+include ../libpayload/Makefile.payload
+
+ifeq ($(filter %clean,$(MAKECMDGOALS)),)
+export KERNELVERSION		:= 0.1.0
+export KCONFIG_AUTOHEADER	:= $(obj)/config.h
+export KCONFIG_AUTOCONFIG	:= $(obj)/auto.conf
+export KCONFIG_DEPENDENCIES	:= $(obj)/auto.conf.cmd
+export KCONFIG_SPLITCONFIG	:= $(obj)/config
+export KCONFIG_TRISTATE		:= $(obj)/tristate.conf
+export KCONFIG_CONFIG		:= $(CURDIR)/.config
+export KCONFIG_NEGATIVES	:= 1
+export Kconfig			:= Kconfig
 
 CONFIG_SHELL := sh
 KBUILD_DEFCONFIG := configs/defconfig
@@ -27,52 +42,12 @@ UNAME_RELEASE := $(shell uname -r)
 HAVE_DOTCONFIG := $(wildcard .config)
 MAKEFLAGS += -rR --no-print-directory
 
-# Make is silent per default, but 'make V=1' will show all compiler calls.
-ifneq ($(V),1)
-.SILENT:
-endif
-
 HOSTCC ?= gcc
 HOSTCXX ?= g++
 HOSTCFLAGS := -I$(srck) -I$(objk)
 HOSTCXXFLAGS := -I$(srck) -I$(objk)
 
-LIBPAYLOAD_PATH := $(realpath ../libpayload)
+CFLAGS += -I$(obj) -I../../src/commonlib/include
-LIBPAYLOAD_OBJ := $(coreinfo_obj)/libpayload
-HAVE_LIBPAYLOAD := $(wildcard $(LIBPAYLOAD_OBJ)/lib/libpayload.a)
-LIBPAYLOAD_CONFIG ?= configs/defconfig-tinycurses
-OBJCOPY ?= objcopy
-
-INCLUDES = -I$(coreinfo_obj) -include $(LIBPAYLOAD_OBJ)/include/kconfig.h -I$(src)/../../src/commonlib/include
-OBJECTS = cpuinfo_module.o cpuid.S.o pci_module.o coreboot_module.o \
-	  nvram_module.o bootlog_module.o ramdump_module.o \
-	  multiboot_module.o cbfs_module.o timestamps_module.o coreinfo.o
-OBJS    = $(patsubst %,$(coreinfo_obj)/%,$(OBJECTS))
-TARGET  = $(coreinfo_obj)/coreinfo.elf
-
-all: real-all
-
-# in addition to the dependency below, create the file if it doesn't exist
-# to silence warnings about a file that would be generated anyway.
-$(if $(wildcard .xcompile),,$(eval $(shell ../../util/xcompile/xcompile $(XGCCPATH) > .xcompile || rm -f .xcompile)))
-.xcompile: ../../util/xcompile/xcompile
-	$< $(XGCCPATH) > $@.tmp
-	\mv -f $@.tmp $@ 2> /dev/null || rm -f $@.tmp $@
-
-CONFIG_COMPILER_GCC := y
-ARCH-y     := x86_32
-
-include .xcompile
-
-CC := $(CC_$(ARCH-y))
-AS := $(AS_$(ARCH-y))
-OBJCOPY := $(OBJCOPY_$(ARCH-y))
-
-LPCC := CC="$(CC)" $(LIBPAYLOAD_OBJ)/bin/lpgcc
-LPAS := AS="$(AS)" $(LIBPAYLOAD_OBJ)/bin/lpas
-
-CFLAGS += -Wall -Wextra -Wmissing-prototypes -Wvla -Werror
-CFLAGS += -Os -fno-builtin $(CFLAGS_$(ARCH-y)) $(INCLUDES)
 
 ifneq ($(strip $(HAVE_DOTCONFIG)),)
 include $(src)/.config
@@ -82,21 +57,6 @@ ifeq ($(CONFIG_LTO),y)
 CFLAGS += -flto
 endif
 
-$(TARGET): $(src)/.config $(coreinfo_obj)/config.h $(OBJS) libpayload
-	printf "    LPCC       $(subst $(CURDIR)/,,$(@)) (LINK)\n"
-	$(LPCC) $(CFLAGS) -o $@ $(OBJS)
-	$(OBJCOPY) --only-keep-debug $@ $(TARGET).debug
-	$(OBJCOPY) --strip-debug $@
-	$(OBJCOPY) --add-gnu-debuglink=$(TARGET).debug $@
-
-$(coreinfo_obj)/%.S.o: $(src)/%.S libpayload
-	printf "    LPAS       $(subst $(CURDIR)/,,$(@))\n"
-	$(LPAS) -o $@ $<
-
-$(coreinfo_obj)/%.o: $(src)/%.c libpayload
-	printf "    LPCC       $(subst $(CURDIR)/,,$(@))\n"
-	$(LPCC) $(CFLAGS) -c -o $@ $<
-
 else
 real-all: config
 endif
@@ -105,34 +65,19 @@ defaultbuild:
 	$(MAKE) olddefconfig
 	$(MAKE) all
 
-ifneq ($(strip $(HAVE_LIBPAYLOAD)),)
+$(obj)/config.h:
-libpayload:
-	printf "Found Libpayload $(LIBPAYLOAD_OBJ).\n"
-else
-LPOPTS=obj="$(CURDIR)/lpbuild" DOTCONFIG="$(CURDIR)/lp.config"
-libpayload:
-	printf "Building libpayload @ $(LIBPAYLOAD_PATH).\n"
-	$(MAKE) -C $(LIBPAYLOAD_PATH) $(LPOPTS) distclean coreinfo_obj=$(coreinfo_obj)/libptmp
-	$(MAKE) -C $(LIBPAYLOAD_PATH) $(LPOPTS) defconfig KBUILD_DEFCONFIG=$(LIBPAYLOAD_CONFIG)
-	$(MAKE) -C $(LIBPAYLOAD_PATH) $(LPOPTS) install DESTDIR=$(coreinfo_obj)
-endif
-
-$(coreinfo_obj)/config.h:
 	$(MAKE) oldconfig
 
-$(shell mkdir -p $(coreinfo_obj) $(objk)/lxdialog $(KCONFIG_SPLITCONFIG))
+$(shell mkdir -p $(objk)/lxdialog $(KCONFIG_SPLITCONFIG))
 
 include $(srck)/Makefile
 
-.PHONY: $(PHONY) prepare
+.PHONY: $(PHONY) prepare all real-all defaultbuild
 
 else
 
-clean:
-	rm -rf build lpbuild .xcompile
-
 distclean: clean
-	rm -f .config* lp.config*
+	rm -f .config*
 
-.PHONY: clean distclean
+.PHONY: distclean
 endif