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Added build type detection, simplified legacy BIOS booting on x86_64

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This commit is contained in:
Jozef Nagy 2025-01-25 19:53:01 +01:00
parent 0236209e95
commit 1fc97f9c5f
Signed by untrusted user who does not match committer: crz
GPG key ID: 459A4811CEAC7068
18 changed files with 298 additions and 107 deletions
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35
boot/platform/raspi4/Makefile
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@ -17,7 +17,7 @@
## SOFTWARE. ##
###################################################################################
BOOTFILE := $(BUILD_DIR)/boot/raspi4/axboot.elf
BOOTFILE := $(BUILD_DIR)/boot/raspi4/kernel8.img
INCLUDE_DIRS += $(BOOT_ROOT)/include \
$(BOOT_ROOT)/include/arch/$(ARCH) \
@ -26,14 +26,18 @@ INCLUDE_DIRS += $(BOOT_ROOT)/include \
BOOT_AS := $(ARCH)-elf-gcc
BOOT_CC := $(ARCH)-elf-gcc
BOOT_LD := $(ARCH)-elf-ld
BOOT_OBJCOPY := $(ARCH)-elf-objcopy
BOOT_ASFLAGS := $(ASFLAGS) \
$(foreach d, $(INCLUDE_DIRS), -I$d)
BOOT_CFLAGS := $(CFLAGS) \
$(foreach d, $(INCLUDE_DIRS), -I$d)
$(foreach d, $(INCLUDE_DIRS), -I$d) \
-mstrict-align \
-nostartfiles
BOOT_LDFLAGS := $(LDFLAGS)
BOOT_LDFLAGS := $(LDFLAGS) \
-T$(BOOT_ROOT)/arch/$(ARCH)/linker.ld
COMMON_CFILES := $(shell find $(BOOT_ROOT)/common -name '*.c')
COMMON_ARCH_CFILES := $(shell find $(BOOT_ROOT)/arch/$(ARCH)/common -name '*.c')
@ -41,11 +45,11 @@ COMMON_ARCH_ASFILES := $(shell find $(BOOT_ROOT)/arch/$(ARCH)/common -name '*.S'
PLATFORM_CFILES := $(shell find $(BOOT_ROOT)/platform/$(PLATFORM) -name '*.c')
PLATFORM_ASFILES := $(shell find $(BOOT_ROOT)/platform/$(PLATFORM) -name '*.S')
BOOT_OBJ := $(COMMON_CFILES:$(BOOT_ROOT)/common/%.c=$(BUILD_DIR)/boot/raspi4/common/%.c.o) \
$(COMMON_ARCH_CFILES:$(BOOT_ROOT)/arch/$(ARCH)/common/%.c=$(BUILD_DIR)/boot/raspi4/arch/%.c.o) \
$(COMMON_ARCH_ASFILES:$(BOOT_ROOT)/arch/$(ARCH)/common/%.S=$(BUILD_DIR)/boot/raspi4/arch/%.S.o) \
$(PLATFORM_CFILES:$(BOOT_ROOT)/platform/$(PLATFORM)/%.c=$(BUILD_DIR)/boot/raspi4/%.c.o) \
$(PLATFORM_ASFILES:$(BOOT_ROOT)/platform/$(PLATFORM)/%.S=$(BUILD_DIR)/boot/raspi4/%.S.o)
BOOT_OBJ := $(COMMON_CFILES:$(BOOT_ROOT)/common/%.c=$(BUILD_DIR)/boot/$(PLATFORM)/common/%.c.o) \
$(COMMON_ARCH_CFILES:$(BOOT_ROOT)/arch/$(ARCH)/common/%.c=$(BUILD_DIR)/boot/$(PLATFORM)/arch/%.c.o) \
$(COMMON_ARCH_ASFILES:$(BOOT_ROOT)/arch/$(ARCH)/common/%.S=$(BUILD_DIR)/boot/$(PLATFORM)/arch/%.S.o) \
$(PLATFORM_CFILES:$(BOOT_ROOT)/platform/$(PLATFORM)/%.c=$(BUILD_DIR)/boot/$(PLATFORM)/%.c.o) \
$(PLATFORM_ASFILES:$(BOOT_ROOT)/platform/$(PLATFORM)/%.S=$(BUILD_DIR)/boot/$(PLATFORM)/%.S.o)
.PHONY: all
all: $(BOOTFILE)
@ -54,13 +58,15 @@ all: $(BOOTFILE)
.PHONY: install
install: all
@mkdir -p $(SYSROOT_DIR)
@printf " INSTALL\t/kernel.elf\n"
@cp $(BOOTFILE) $(SYSROOT_DIR)/kernel.elf
@printf " INSTALL\t/kernel8.img\n"
@cp $(BOOTFILE) $(SYSROOT_DIR)/kernel8.img
$(BOOTFILE): $(BOOT_OBJ)
@mkdir -p $(@D)
@printf " LD\t$(notdir $@)\n"
@$(BOOT_LD) $(BOOT_LDFLAGS) $^ -o $@
@printf " LD\taxboot.elf\n"
@$(BOOT_LD) $(BOOT_LDFLAGS) $^ -o $(BUILD_DIR)/boot/raspi4/axboot.elf
@printf " OCOPY\t$(notdir $@)\n"
@$(BOOT_OBJCOPY) -O binary $(BUILD_DIR)/boot/raspi4/axboot.elf $@
-include $(wildcard $(BUILD_DIR)/boot/*.d)
@ -69,6 +75,11 @@ $(BUILD_DIR)/boot/raspi4/%.c.o: $(BOOT_ROOT)/platform/$(PLATFORM)/%.c
@printf " CC\t$(subst $(ROOT_DIR)/,,$<)\n"
@$(BOOT_CC) $(BOOT_CFLAGS) -c $< -o $@
$(BUILD_DIR)/boot/raspi4/%.S.o: $(BOOT_ROOT)/platform/$(PLATFORM)/%.S
@mkdir -p $(@D)
@printf " AS\t$(subst $(ROOT_DIR)/,,$<)\n"
@$(BOOT_AS) $(BOOT_ASFLAGS) -c $< -o $@
$(BUILD_DIR)/boot/raspi4/common/%.c.o: $(BOOT_ROOT)/common/%.c
@mkdir -p $(@D)
@printf " CC\t$(subst $(ROOT_DIR)/,,$<)\n"