95c331b94b
The i386.c file uses standard 3f8 UART for some simple diagnostic prints, and the libpayload console otherwise. This payload was used to debug Linux as a rampayload and was very helpful for that work. Change-Id: I1cce5528780cd825fd91a88137fa70abd9f218e7 Signed-off-by: Ronald G. Minnich <rminnich@gmail.com> Reviewed-on: https://review.coreboot.org/28600 Reviewed-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
37 lines
1.1 KiB
Makefile
37 lines
1.1 KiB
Makefile
LIBPAYLOAD_DIR=$(CURDIR)/libpayload
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XCOMPILE=$(LIBPAYLOAD_DIR)/libpayload.xcompile
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# build libpayload and put .config file in $(CURDIR) instead of ../libpayload
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# to avoid pollute the libpayload source directory and possible conflicts
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LPOPTS=obj="$(CURDIR)/build" DESTDIR="$(CURDIR)" DOTCONFIG="$(CURDIR)/.config"
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CFLAGS += -Wall -Werror -Os -ffreestanding -nostdinc -nostdlib
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ifeq ($(CONFIG_ARCH_X86),y)
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TARGETARCH = i386
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endif
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all: linuxcheck.elf
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$(LIBPAYLOAD_DIR):
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$(MAKE) -C ../libpayload $(LPOPTS) defconfig
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$(MAKE) -C ../libpayload $(LPOPTS)
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$(MAKE) -C ../libpayload $(LPOPTS) install
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ifneq ($(strip $(wildcard libpayload)),)
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include $(XCOMPILE)
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LPGCC = CC="$(GCC_CC_x86_32)" "$(LIBPAYLOAD_DIR)/bin/lpgcc"
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%.elf: %.c Makefile
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$(LPGCC) $(CFLAGS) -o $*.elf $*.c $(TARGETARCH).c
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else
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# If libpayload is not found, first build libpayload,
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# then do the make, this time it'll find libpayload
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# and generate the linuxcheck.elf target
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%.elf: $(LIBPAYLOAD_DIR)
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$(MAKE) all
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endif
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clean:
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rm -f linuxcheck.elf
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distclean: clean
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rm -rf build libpayload .config .config.old
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.PHONY: all clean distclean
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