board/falco/fmap.dts - third_party/depthcharge - Git at Google

 /dts-v1/;

 / {
 	model = "Google Falco";
 	config {
 		hwid = "X86 FALCO TEST 0289";
 	};
 	chromeos-config {
 	};
 	flash@ff800000 {
 		#address-cells = <1>;
 		#size-cells = <1>;
 		compatible = "chromeos,flashmap";
 		reg = <0xff800000 0x00800000>;

 		/*
 		 * Non-BIOS section of the Intel Firmware Descriptor image.
 		 * This section covers the all the parts that are not shown
 		 * to the CPU right below 4G.
 		 */
 		si-all {
 			label = "si-all";
 			reg = <0x00000000 0x00200000>;
 			type = "ifd";
 		};

 		/*
 		 * Firmware Descriptor section of the Intel Firmware Descriptor
 		 * image.
 		 */
 		si-desc {
 			label = "si-desc";
 			reg = <0x00000000 0x00001000>;
 		};

 		/*
 		 * Intel Management Engine section of the Intel Firmware
 		 * Descriptor image.
 		 */
 		si-me {
 			label = "si-me";
 			reg = <0x00001000 0x001ff000>;
 		};

 		/*
 		 * "BIOS" section of the Intel Firmware Descriptor image.
 		 * This section covers the complete image as shown to the
 		 * CPU right below 4G.
 		 */
 		si-bios {
 			label ="si-bios";
 			reg = <0x00200000 0x00600000>;
 		};

 		/* ---- Section: Rewritable slot A ---- */
 		rw-a {
 			label = "rw-section-a";
 			/* Alignment: 4k (for updating) */
 			reg = <0x00200000 0x000f0000>;
 		};
 		rw-a-vblock {
 			label = "vblock-a";
 			/*
 			 * Alignment: 4k (for updating) and must be in start of
 			 * each RW_SECTION.
 			 */
 			reg = <0x00200000 0x00010000>;
 			type = "keyblock boot,ecrwhash,ramstage";
 			with_index;
 			keyblock = "firmware.keyblock";
 			signprivate = "firmware_data_key.vbprivk";
 			version = <1>;
 			kernelkey = "kernel_subkey.vbpubk";
 			preamble-flags = <0>;
 		};
 		rw-a-boot {
 			/* Alignment: no requirement (yet). */
 			label = "fw-main-a";
 			reg = <0x00210000 0x000c0000>;
 			type = "blob boot,ecrwhash,ramstage";
 			with_index;
 		};
 		rw-a-ec-boot {
 			label = "ec-main-a";
 			type = "blob ecbin";
 			reg = <0x002d0000 0x0001ffc0>;
 			with_index;
 		};
 		rw-a-firmware-id {
 			/* Alignment: no requirement. */
 			label = "rw-fwid-a";
 			reg = <0x002effc0 0x00000040>;
 			read-only;
 			type = "blobstring fwid";
 		};

 		/* ---- Section: Rewritable slot B ---- */
 		rw-b {
 			label = "rw-section-b";
 			/* Alignment: 4k (for updating) */
 			reg = <0x002f0000 0x000f0000>;
 		};
 		rw-b-vblock {
 			label = "vblock-b";
 			/*
 			 * Alignment: 4k (for updating) and must be in start of
 			 * each RW_SECTION.
 			 */
 			reg = <0x002f0000 0x00010000>;
 			type = "keyblock boot,ecrwhash,ramstage";
 			with_index;
 			keyblock = "firmware.keyblock";
 			signprivate = "firmware_data_key.vbprivk";
 			version = <1>;
 			kernelkey = "kernel_subkey.vbpubk";
 			preamble-flags = <0>;
 		};
 		rw-b-boot {
 			label = "fw-main-b";
 			/* Alignment: no requirement (yet). */
 			reg = <0x00300000 0x000c0000>;
 			type = "blob boot,ecrwhash,ramstage";
 			with_index;
 		};
 		rw-b-ec-boot {
 			label = "ec-main-b";
 			type = "blob ecbin";
 			reg = <0x003c0000 0x0001ffc0>;
 			with_index;
 		};
 		rw-b-firmware-id {
 			label = "rw-fwid-b";
 			/* Alignment: no requirement. */
 			reg = <0x003dffc0 0x00000040>;
 			read-only;
 			type = "blobstring fwid";
 		};

 		/* ---- Section: Rewritable MRC cache 64KB ---- */
 		rw-mrc-cache {
 			label = "rw-mrc-cache";
 			/* Alignment: 4k (for updating) */
 			reg = <0x003e0000 0x00010000>;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		/* ---- Section: Rewritable Event Log 16KB ---- */
 		rw-elog {
 			label = "rw-elog";
 			/* Alignment: 4k (for updating) */
 			reg = <0x003f0000 0x00004000>;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		/* ---- Section: Rewritable shared 16 KB---- */
 		shared-section {
 			/*
 			 * Alignment: 4k (for updating).
 			 * Anything in this range may be updated in recovery.
 			 */
 			label = "rw-shared";
 			reg = <0x003f4000 0x00004000>;
 		};
 		shared-data {
 			label = "shared-data";
 			/*
 			 * Alignment: 4k (for random read/write).
 			 * RW firmware can put calibration data here.
 			 */
 			reg = <0x003f4000 0x00002000>;
 			type = "wiped";
 			wipe-value = [00];
 		};

 		rw-vblock-dev {
 			label = "vblock-dev";
 			/*
 			 * Alignment: 4k (for random read/write).
 			 * Reserve space for an optional user-installed
 			 * vblock to validate dev-mode kernels.
 			 * See crosbug.com/p/11216.
 			 */
 			reg = <0x003f6000 0x00002000>;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		/* ---- Section: Rewritable private 16 KB---- */

 		/* ---- Section: Rewritable VPD 4 KB ---- */
 		rw-vpd {
 			label = "rw-vpd";
 			/* Alignment: 4k (for updating) */
 			reg = <0x003f8000 0x00002000>;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		/*
 		 * This space is currently unused and reserved for future
 		 * extensions. cros_bundle_firmware dislikes holes in the
 		 * FMAP, so we cover all empty space here.
 		 */
 		rw-unused {
 			label = "rw-unused";
 			reg = <0x003fa000 0x00006000>;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		rw-legacy {
 			label = "rw-legacy";
 			reg = <0x00400000 0x00200000>;
 			type = "blob legacy";
 			read-only;
 		};

 		/*
 		 * This describes the portion of the image that will be
 		 * write-protected in the factory.
 		 */
 		wp-ro {
 			label = "wp-ro";
 			reg = <0x00600000 0x00200000>;
 			read-only;
 		};

 		/* ---- Section: Vital-product data (VPD) ---- */
 		ro-vpd {
 			label = "ro-vpd";

 			/* VPD offset must be aligned to 4K bytes */
 			reg = <0x00600000 0x00004000>;
 			read-only;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		/*
 		 * This space is currently unused and reserved for future
 		 * extensions. cros_bundle_firmware dislikes holes in the
 		 * FMAP, so we cover all empty space here.
 		 */
 		ro-unused {
 			label = "ro-unused";
 			reg = <0x00604000 0x0000c000>;
 			type = "wiped";
 			wipe-value = [ff];
 		};

 		/* ---- Section: Read-only ---- */
 		ro-section {
 			label = "ro-section";
 			reg = <0x00610000 0x001f0000>;
 			read-only;
 		};
 		ro-fmap {
 			label = "fmap";

 			/*
 			 * We encourage to align FMAP partition in as large
 			 * block as possible so that flashrom can find it soon.
 			 * For example, aligning to 512KB is better than to
 			 * 256KB.
 			 */

 			reg = <0x00610000 0x00000800>;
 			read-only;
 			type = "fmap";
 			ver-major = <1>;
 			ver-minor = <0>;
 		};
 		ro-firmware-id {
 			label = "ro-frid";
 			reg = <0x00610800 0x00000040>;
 			read-only;
 			type = "blobstring fwid";
 		};

 		/*
 		 * Padding after FRID so the next section is 4K aligned.  This
 		 * is only needed to avoid gaps in the FMAP and to keep the
 		 * next section aligned; FRID itself doesn't care.
 		 */
 		ro-firmware-id-pad {
 			label = "ro-frid-pad";
 			reg = <0x00610840 0x000007c0>;
 			type = "wiped";
 			wipe-value = [ff];
 		};
 		ro-gbb {
 			label = "gbb";

 			/* GBB offset must be aligned to 4K bytes */
 			reg = <0x00611000 0x000ef000>;
 			read-only;
 			type = "blob gbb";
 		};
 		ro-boot {
 			label = "boot-stub";
 			reg = <0x00700000 0x00100000>; /* 1 MB */
 			read-only;
 			type = "blob coreboot";
 			required;
 		};
 	};
 };
	/dts-v1/;

	/ {
	model = "Google Falco";
	config {
	hwid = "X86 FALCO TEST 0289";
	};
	chromeos-config {
	};
	flash@ff800000 {
	#address-cells = <1>;
	#size-cells = <1>;
	compatible = "chromeos,flashmap";
	reg = <0xff800000 0x00800000>;

	/*
	* Non-BIOS section of the Intel Firmware Descriptor image.
	* This section covers the all the parts that are not shown
	* to the CPU right below 4G.
	*/
	si-all {
	label = "si-all";
	reg = <0x00000000 0x00200000>;
	type = "ifd";
	};

	/*
	* Firmware Descriptor section of the Intel Firmware Descriptor
	* image.
	*/
	si-desc {
	label = "si-desc";
	reg = <0x00000000 0x00001000>;
	};

	/*
	* Intel Management Engine section of the Intel Firmware
	* Descriptor image.
	*/
	si-me {
	label = "si-me";
	reg = <0x00001000 0x001ff000>;
	};

	/*
	* "BIOS" section of the Intel Firmware Descriptor image.
	* This section covers the complete image as shown to the
	* CPU right below 4G.
	*/
	si-bios {
	label ="si-bios";
	reg = <0x00200000 0x00600000>;
	};

	/* ---- Section: Rewritable slot A ---- */
	rw-a {
	label = "rw-section-a";
	/* Alignment: 4k (for updating) */
	reg = <0x00200000 0x000f0000>;
	};
	rw-a-vblock {
	label = "vblock-a";
	/*
	* Alignment: 4k (for updating) and must be in start of
	* each RW_SECTION.
	*/
	reg = <0x00200000 0x00010000>;
	type = "keyblock boot,ecrwhash,ramstage";
	with_index;
	keyblock = "firmware.keyblock";
	signprivate = "firmware_data_key.vbprivk";
	version = <1>;
	kernelkey = "kernel_subkey.vbpubk";
	preamble-flags = <0>;
	};
	rw-a-boot {
	/* Alignment: no requirement (yet). */
	label = "fw-main-a";
	reg = <0x00210000 0x000c0000>;
	type = "blob boot,ecrwhash,ramstage";
	with_index;
	};
	rw-a-ec-boot {
	label = "ec-main-a";
	type = "blob ecbin";
	reg = <0x002d0000 0x0001ffc0>;
	with_index;
	};
	rw-a-firmware-id {
	/* Alignment: no requirement. */
	label = "rw-fwid-a";
	reg = <0x002effc0 0x00000040>;
	read-only;
	type = "blobstring fwid";
	};

	/* ---- Section: Rewritable slot B ---- */
	rw-b {
	label = "rw-section-b";
	/* Alignment: 4k (for updating) */
	reg = <0x002f0000 0x000f0000>;
	};
	rw-b-vblock {
	label = "vblock-b";
	/*
	* Alignment: 4k (for updating) and must be in start of
	* each RW_SECTION.
	*/
	reg = <0x002f0000 0x00010000>;
	type = "keyblock boot,ecrwhash,ramstage";
	with_index;
	keyblock = "firmware.keyblock";
	signprivate = "firmware_data_key.vbprivk";
	version = <1>;
	kernelkey = "kernel_subkey.vbpubk";
	preamble-flags = <0>;
	};
	rw-b-boot {
	label = "fw-main-b";
	/* Alignment: no requirement (yet). */
	reg = <0x00300000 0x000c0000>;
	type = "blob boot,ecrwhash,ramstage";
	with_index;
	};
	rw-b-ec-boot {
	label = "ec-main-b";
	type = "blob ecbin";
	reg = <0x003c0000 0x0001ffc0>;
	with_index;
	};
	rw-b-firmware-id {
	label = "rw-fwid-b";
	/* Alignment: no requirement. */
	reg = <0x003dffc0 0x00000040>;
	read-only;
	type = "blobstring fwid";
	};

	/* ---- Section: Rewritable MRC cache 64KB ---- */
	rw-mrc-cache {
	label = "rw-mrc-cache";
	/* Alignment: 4k (for updating) */
	reg = <0x003e0000 0x00010000>;
	type = "wiped";
	wipe-value = [ff];
	};

	/* ---- Section: Rewritable Event Log 16KB ---- */
	rw-elog {
	label = "rw-elog";
	/* Alignment: 4k (for updating) */
	reg = <0x003f0000 0x00004000>;
	type = "wiped";
	wipe-value = [ff];
	};

	/* ---- Section: Rewritable shared 16 KB---- */
	shared-section {
	/*
	* Alignment: 4k (for updating).
	* Anything in this range may be updated in recovery.
	*/
	label = "rw-shared";
	reg = <0x003f4000 0x00004000>;
	};
	shared-data {
	label = "shared-data";
	/*
	* Alignment: 4k (for random read/write).
	* RW firmware can put calibration data here.
	*/
	reg = <0x003f4000 0x00002000>;
	type = "wiped";
	wipe-value = [00];
	};

	rw-vblock-dev {
	label = "vblock-dev";
	/*
	* Alignment: 4k (for random read/write).
	* Reserve space for an optional user-installed
	* vblock to validate dev-mode kernels.
	* See crosbug.com/p/11216.
	*/
	reg = <0x003f6000 0x00002000>;
	type = "wiped";
	wipe-value = [ff];
	};

	/* ---- Section: Rewritable private 16 KB---- */

	/* ---- Section: Rewritable VPD 4 KB ---- */
	rw-vpd {
	label = "rw-vpd";
	/* Alignment: 4k (for updating) */
	reg = <0x003f8000 0x00002000>;
	type = "wiped";
	wipe-value = [ff];
	};

	/*
	* This space is currently unused and reserved for future
	* extensions. cros_bundle_firmware dislikes holes in the
	* FMAP, so we cover all empty space here.
	*/
	rw-unused {
	label = "rw-unused";
	reg = <0x003fa000 0x00006000>;
	type = "wiped";
	wipe-value = [ff];
	};

	rw-legacy {
	label = "rw-legacy";
	reg = <0x00400000 0x00200000>;
	type = "blob legacy";
	read-only;
	};

	/*
	* This describes the portion of the image that will be
	* write-protected in the factory.
	*/
	wp-ro {
	label = "wp-ro";
	reg = <0x00600000 0x00200000>;
	read-only;
	};

	/* ---- Section: Vital-product data (VPD) ---- */
	ro-vpd {
	label = "ro-vpd";

	/* VPD offset must be aligned to 4K bytes */
	reg = <0x00600000 0x00004000>;
	read-only;
	type = "wiped";
	wipe-value = [ff];
	};

	/*
	* This space is currently unused and reserved for future
	* extensions. cros_bundle_firmware dislikes holes in the
	* FMAP, so we cover all empty space here.
	*/
	ro-unused {
	label = "ro-unused";
	reg = <0x00604000 0x0000c000>;
	type = "wiped";
	wipe-value = [ff];
	};

	/* ---- Section: Read-only ---- */
	ro-section {
	label = "ro-section";
	reg = <0x00610000 0x001f0000>;
	read-only;
	};
	ro-fmap {
	label = "fmap";

	/*
	* We encourage to align FMAP partition in as large
	* block as possible so that flashrom can find it soon.
	* For example, aligning to 512KB is better than to
	* 256KB.
	*/

	reg = <0x00610000 0x00000800>;
	read-only;
	type = "fmap";
	ver-major = <1>;
	ver-minor = <0>;
	};
	ro-firmware-id {
	label = "ro-frid";
	reg = <0x00610800 0x00000040>;
	read-only;
	type = "blobstring fwid";
	};

	/*
	* Padding after FRID so the next section is 4K aligned. This
	* is only needed to avoid gaps in the FMAP and to keep the
	* next section aligned; FRID itself doesn't care.
	*/
	ro-firmware-id-pad {
	label = "ro-frid-pad";
	reg = <0x00610840 0x000007c0>;
	type = "wiped";
	wipe-value = [ff];
	};
	ro-gbb {
	label = "gbb";

	/* GBB offset must be aligned to 4K bytes */
	reg = <0x00611000 0x000ef000>;
	read-only;
	type = "blob gbb";
	};
	ro-boot {
	label = "boot-stub";
	reg = <0x00700000 0x00100000>; /* 1 MB */
	read-only;
	type = "blob coreboot";
	required;
	};
	};
	};