[J-u-boot.git] / tools / ifdtool.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * ifdtool - Manage Intel Firmware Descriptor information
 *
 * Copyright (C) 2011 The ChromiumOS Authors.
 *
 * From Coreboot project
 */

#include <stdint.h>

#define __packed	__attribute__((packed))

#define IFDTOOL_VERSION "1.1-U-Boot"

#define WRITE_MAX	16

enum spi_frequency {
	SPI_FREQUENCY_20MHZ = 0,
	SPI_FREQUENCY_33MHZ = 1,
	SPI_FREQUENCY_50MHZ = 4,
};

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,
};

/* flash descriptor */
struct __packed fdbar_t {
	uint32_t flvalsig;
	uint32_t flmap0;
	uint32_t flmap1;
	uint32_t flmap2;
	uint8_t  reserved[0xefc - 0x20];
	uint32_t flumap1;
};

#define MAX_REGIONS	5

/* regions */
struct __packed frba_t {
	uint32_t flreg[MAX_REGIONS];
};

/* component section */
struct __packed fcba_t {
	uint32_t flcomp;
	uint32_t flill;
	uint32_t flpb;
};

#define MAX_STRAPS	18

/* pch strap */
struct __packed fpsba_t {
	uint32_t pchstrp[MAX_STRAPS];
};

/* master */
struct __packed fmba_t {
	uint32_t flmstr1;
	uint32_t flmstr2;
	uint32_t flmstr3;
};

/* processor strap */
struct __packed fmsba_t {
	uint32_t data[8];
};

/* ME VSCC */
struct vscc_t {
	uint32_t jid;
	uint32_t vscc;
};

struct vtba_t {
	/* Actual number of entries specified in vtl */
	struct vscc_t entry[8];
};

struct region_t {
	int base, limit, size;
};
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0 */
cd392fe8 SG	2	/*
	3	* ifdtool - Manage Intel Firmware Descriptor information
	4	*
	5	* Copyright (C) 2011 The ChromiumOS Authors.
	6	*
cd392fe8 SG	7	* From Coreboot project
	8	*/
	9
	10	#include <stdint.h>
	11
	12	#define __packed __attribute__((packed))
	13
	14	#define IFDTOOL_VERSION "1.1-U-Boot"
	15
673ed2f8 BM	16	#define WRITE_MAX 16
673ed2f8 BM	17
cd392fe8 SG	18	enum spi_frequency {
	19	SPI_FREQUENCY_20MHZ = 0,
	20	SPI_FREQUENCY_33MHZ = 1,
	21	SPI_FREQUENCY_50MHZ = 4,
	22	};
	23
	24	enum component_density {
	25	COMPONENT_DENSITY_512KB = 0,
	26	COMPONENT_DENSITY_1MB = 1,
	27	COMPONENT_DENSITY_2MB = 2,
	28	COMPONENT_DENSITY_4MB = 3,
	29	COMPONENT_DENSITY_8MB = 4,
	30	COMPONENT_DENSITY_16MB = 5,
	31	};
	32
	33	/* flash descriptor */
	34	struct __packed fdbar_t {
	35	uint32_t flvalsig;
	36	uint32_t flmap0;
	37	uint32_t flmap1;
	38	uint32_t flmap2;
	39	uint8_t reserved[0xefc - 0x20];
	40	uint32_t flumap1;
	41	};
	42
	43	#define MAX_REGIONS 5
	44
	45	/* regions */
	46	struct __packed frba_t {
	47	uint32_t flreg[MAX_REGIONS];
	48	};
	49
	50	/* component section */
	51	struct __packed fcba_t {
	52	uint32_t flcomp;
	53	uint32_t flill;
	54	uint32_t flpb;
	55	};
	56
	57	#define MAX_STRAPS 18
	58
	59	/* pch strap */
	60	struct __packed fpsba_t {
	61	uint32_t pchstrp[MAX_STRAPS];
	62	};
	63
	64	/* master */
	65	struct __packed fmba_t {
	66	uint32_t flmstr1;
	67	uint32_t flmstr2;
	68	uint32_t flmstr3;
	69	};
	70
	71	/* processor strap */
	72	struct __packed fmsba_t {
	73	uint32_t data[8];
	74	};
	75
	76	/* ME VSCC */
	77	struct vscc_t {
	78	uint32_t jid;
	79	uint32_t vscc;
	80	};
	81
82	struct vtba_t {
83	/* Actual number of entries specified in vtl */
84	struct vscc_t entry[8];
85	};
86
87	struct region_t {
88	int base, limit, size;
89	};