Initial commit

.gitignore

@@ -0,0 +1,4 @@
+*~
+*.fd
+fs
+.EFI

010_conout/BOOTX64.c

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+struct EFI_SYSTEM_TABLE {
+	char _buf[60];
+	struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL {
+		void *_buf;
+		unsigned long long (*OutputString)(struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *, unsigned short *);
+	} *ConOut;
+};
+
+int DllMainCRTStartup(void *ImageHandle __attribute__ ((unused)), struct EFI_SYSTEM_TABLE *SystemTable)
+{
+	SystemTable->ConOut->OutputString(SystemTable->ConOut, L"Hello UEFI!\n");
+	while (1);
+	return 0;
+}

010_conout/Makefile

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+all: fs/EFI/BOOT/BOOTX64.EFI
+
+fs/EFI/BOOT/BOOTX64.EFI: BOOTX64.c
+	mkdir -p fs/EFI/BOOT
+	x86_64-w64-mingw32-gcc -Wall -Wextra -nostdlib -Wl,--subsystem,10 -o $@ $<
+
+run: fs/EFI/BOOT/BOOTX64.EFI
+	qemu-system-x86_64 -nographic -bios OVMF.fd -hda fat:fs
+
+clean:
+	rm -rf *~ fs
+
+.PHONY: clean

011_firmwarevendor/BOOTX64.c

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+struct EFI_SYSTEM_TABLE {
+	char _buf1[24];
+	unsigned short *FirmwareVendor;
+	char _buf2[28];
+	struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL {
+		void *_buf;
+		unsigned long long (*OutputString)(struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *, unsigned short *);
+	} *ConOut;
+};
+
+int DllMainCRTStartup(void *ImageHandle __attribute__ ((unused)), struct EFI_SYSTEM_TABLE *SystemTable)
+{
+	SystemTable->ConOut->OutputString(SystemTable->ConOut, L"Hello UEFI!\r\n");
+	SystemTable->ConOut->OutputString(SystemTable->ConOut, SystemTable->FirmwareVendor);
+	while (1);
+	return 0;
+}

011_firmwarevendor/Makefile

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+all: fs/EFI/BOOT/BOOTX64.EFI
+
+fs/EFI/BOOT/BOOTX64.EFI: BOOTX64.c
+	mkdir -p fs/EFI/BOOT
+	x86_64-w64-mingw32-gcc -Wall -Wextra -nostdlib -Wl,--subsystem,10 -o $@ $<
+
+run: fs/EFI/BOOT/BOOTX64.EFI
+	qemu-system-x86_64 -nographic -bios OVMF.fd -hda fat:fs
+
+clean:
+	rm -rf *~ fs
+
+.PHONY: clean

020_echoback/BOOTX64.c

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+struct EFI_INPUT_KEY {
+	unsigned short ScanCode;
+	unsigned short UnicodeChar;
+};
+
+struct EFI_SYSTEM_TABLE {
+	char _buf1[44];
+	struct EFI_SIMPLE_TEXT_INPUT_PROTOCOL {
+		void *_buf;
+		unsigned long long (*ReadKeyStroke)(struct EFI_SIMPLE_TEXT_INPUT_PROTOCOL *, struct EFI_INPUT_KEY *);
+	} *ConIn;
+	void *_buf2;
+	struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL {
+		void *_buf;
+		unsigned long long (*OutputString)(struct EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *, unsigned short *);
+	} *ConOut;
+};
+
+int DllMainCRTStartup(void *ImageHandle __attribute__ ((unused)), struct EFI_SYSTEM_TABLE *SystemTable)
+{
+	struct EFI_INPUT_KEY efi_input_key;
+	unsigned short str[3];
+
+	while (1) {
+		if (!SystemTable->ConIn->ReadKeyStroke(SystemTable->ConIn, &efi_input_key)) {
+			if (efi_input_key.UnicodeChar != L'\r') {
+				str[0] = efi_input_key.UnicodeChar;
+				str[1] = L'\0';
+			} else {
+				str[0] = L'\r';
+				str[1] = L'\n';
+				str[2] = L'\0';
+			}
+			SystemTable->ConOut->OutputString(SystemTable->ConOut, str);
+		}
+	}
+
+	return 0;
+}

020_echoback/Makefile

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+all: fs/EFI/BOOT/BOOTX64.EFI
+
+fs/EFI/BOOT/BOOTX64.EFI: BOOTX64.c
+	mkdir -p fs/EFI/BOOT
+	x86_64-w64-mingw32-gcc -Wall -Wextra -nostdlib -Wl,--subsystem,10 -o $@ $<
+
+run: fs/EFI/BOOT/BOOTX64.EFI
+	qemu-system-x86_64 -nographic -bios OVMF.fd -hda fat:fs
+
+clean:
+	rm -rf *~ fs
+
+.PHONY: clean