add util/ifdtool from coreboot-4.7 release package

util/ifdtool/Makefile

@@ -0,0 +1,45 @@
+#
+# ifdtool - dump Intel Firmware Descriptor information
+#
+# Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; version 2 of the License.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+
+PROGRAM = ifdtool
+
+CC      = gcc
+INSTALL = /usr/bin/install
+PREFIX  = /usr/local
+CFLAGS  = -O2 -g -Wall -W -Werror -I../../src/commonlib/include
+LDFLAGS =
+
+OBJS = ifdtool.o
+
+all: dep $(PROGRAM)
+
+$(PROGRAM): $(OBJS)
+	$(CC) -o $(PROGRAM) $(OBJS) $(LDFLAGS)
+
+clean:
+	rm -f $(PROGRAM) *.o *~
+distclean: clean
+
+dep:
+	@$(CC) $(CFLAGS) -MM *.c > .dependencies
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c -o $@ $<
+
+install: $(PROGRAM)
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
+	$(INSTALL) $(PROGRAM) $(DESTDIR)$(PREFIX)/bin
+
+.PHONY: all clean distclean dep

util/ifdtool/ifdtool.h

@@ -0,0 +1,124 @@
+/*
+ * ifdtool - dump Intel Firmware Descriptor information
+ *
+ * Copyright (C) 2011 The ChromiumOS Authors.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdint.h>
+#define IFDTOOL_VERSION "1.2"
+
+enum ifd_version {
+	IFD_VERSION_1,
+	IFD_VERSION_2,
+};
+
+enum platform {
+	PLATFORM_APOLLOLAKE
+};
+
+#define LAYOUT_LINELEN 80
+
+enum spi_frequency {
+	SPI_FREQUENCY_20MHZ = 0,
+	SPI_FREQUENCY_33MHZ = 1,
+	SPI_FREQUENCY_48MHZ = 2,
+	SPI_FREQUENCY_50MHZ_30MHZ = 4,
+	SPI_FREQUENCY_17MHZ = 6,
+};
+
+enum component_density {
+	COMPONENT_DENSITY_512KB = 0,
+	COMPONENT_DENSITY_1MB   = 1,
+	COMPONENT_DENSITY_2MB   = 2,
+	COMPONENT_DENSITY_4MB   = 3,
+	COMPONENT_DENSITY_8MB   = 4,
+	COMPONENT_DENSITY_16MB  = 5,
+	COMPONENT_DENSITY_32MB  = 6,
+	COMPONENT_DENSITY_64MB  = 7,
+	COMPONENT_DENSITY_UNUSED = 0xf
+};
+
+// flash descriptor
+typedef struct {
+	uint32_t flvalsig;
+	uint32_t flmap0;
+	uint32_t flmap1;
+	uint32_t flmap2;
+	uint8_t  reserved[0xefc - 0x20];
+	uint32_t flumap1;
+} __attribute__((packed)) fdbar_t;
+
+// regions
+#define MAX_REGIONS 9
+#define MAX_REGIONS_OLD 5
+
+typedef struct {
+	uint32_t flreg[MAX_REGIONS];
+} __attribute__((packed)) frba_t;
+
+// component section
+typedef struct {
+	uint32_t flcomp;
+	uint32_t flill;
+	uint32_t flpb;
+} __attribute__((packed)) fcba_t;
+
+// pch strap
+#define MAX_PCHSTRP 18
+
+typedef struct {
+	uint32_t pchstrp[MAX_PCHSTRP];
+} __attribute__((packed)) fpsba_t;
+
+/*
+ * WR / RD bits start at different locations within the flmstr regs, but
+ * otherwise have identical meaning.
+ */
+#define FLMSTR_WR_SHIFT_V1 24
+#define FLMSTR_WR_SHIFT_V2 20
+#define FLMSTR_RD_SHIFT_V1 16
+#define FLMSTR_RD_SHIFT_V2 8
+
+// master
+typedef struct {
+	uint32_t flmstr1;
+	uint32_t flmstr2;
+	uint32_t flmstr3;
+	uint32_t flmstr4;
+	uint32_t flmstr5;
+} __attribute__((packed)) fmba_t;
+
+// processor strap
+typedef struct {
+	uint32_t data[8];
+} __attribute__((packed)) fmsba_t;
+
+// ME VSCC
+typedef struct {
+	uint32_t jid;
+	uint32_t vscc;
+} vscc_t;
+
+typedef struct {
+	// Actual number of entries specified in vtl
+	vscc_t entry[8];
+} vtba_t;
+
+typedef struct {
+	int base, limit, size;
+} region_t;
+
+struct region_name {
+	const char *pretty;
+	const char *terse;
+	const char *filename;
+};