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Merge pull request #6 from brain-hackers/selftest

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selftest mode caller
This commit is contained in:
Takumi Sueda 2022-05-02 21:25:36 +09:00 committed by GitHub
commit 84b99e95d7
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 42 additions and 0 deletions
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33
x1/selftester/Makefile Normal file
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@ -0,0 +1,33 @@
CROSS_COMPILE := arm-linux-gnueabihf-
AS := $(CROSS_COMPILE)as
CC := $(CROSS_COMPILE)gcc
LD := $(CROSS_COMPILE)ld
OBJCOPY := $(CROSS_COMPILE)objcopy
TARGET := AppMain
OBJS := ../linkerscript/crt0.o selftester.o
LIBS := ../linkerscript/libbrain/libbrain.a
ASFLAGS := -W
CFLAGS := -Wall -ffreestanding -fomit-frame-pointer -Os -I../linkerscript/libbrain
LDFLAGS := -T ../linkerscript/x1.ld
.PHONY:
all: $(TARGET).bin
.PHONY:
clean:
-rm -f $(TARGET).bin $(TARGET).elf $(OBJS)
%.o: %.s
$(AS) $(ASFLAGS) $< -o $@
%.o: %.c
$(CC) -c $(CFLAGS) $<
$(TARGET).elf: $(OBJS)
$(LD) $(LDFLAGS) $^ $(LIBS) -o $@
$(TARGET).bin: $(TARGET).elf
$(OBJCOPY) -O binary $< $@

9
x1/selftester/selftester.c Normal file
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#include <libbrain.h>
int main(void *arg)
{
typedef void (*FUNC_POINTER)();
FUNC_POINTER func = (FUNC_POINTER)0x60198000;
func();
return 0;
}