2011-10-14 21:49:41 +02:00
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/*
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* ifdtool - dump Intel Firmware Descriptor information
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*
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* Copyright (C) 2011 The ChromiumOS Authors. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
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*/
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#include <stdint.h>
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2012-09-27 02:33:39 +02:00
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#define IFDTOOL_VERSION "1.1"
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2011-10-14 21:49:41 +02:00
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enum spi_frequency {
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SPI_FREQUENCY_20MHZ = 0,
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SPI_FREQUENCY_33MHZ = 1,
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SPI_FREQUENCY_50MHZ = 4,
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};
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2012-05-12 00:53:43 +02:00
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enum component_density {
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COMPONENT_DENSITY_512KB = 0,
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COMPONENT_DENSITY_1MB = 1,
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COMPONENT_DENSITY_2MB = 2,
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COMPONENT_DENSITY_4MB = 3,
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COMPONENT_DENSITY_8MB = 4,
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COMPONENT_DENSITY_16MB = 5,
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};
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2011-10-14 21:49:41 +02:00
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// flash descriptor
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typedef struct {
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uint32_t flvalsig;
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uint32_t flmap0;
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uint32_t flmap1;
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uint32_t flmap2;
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uint8_t reserved[0xefc - 0x20];
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uint32_t flumap1;
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} __attribute__((packed)) fdbar_t;
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// regions
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typedef struct {
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uint32_t flreg0;
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uint32_t flreg1;
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uint32_t flreg2;
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uint32_t flreg3;
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uint32_t flreg4;
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} __attribute__((packed)) frba_t;
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// component section
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typedef struct {
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uint32_t flcomp;
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uint32_t flill;
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uint32_t flpb;
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} __attribute__((packed)) fcba_t;
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// pch strap
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typedef struct {
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uint32_t pchstrp0;
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uint32_t pchstrp1;
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uint32_t pchstrp2;
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uint32_t pchstrp3;
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uint32_t pchstrp4;
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uint32_t pchstrp5;
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uint32_t pchstrp6;
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uint32_t pchstrp7;
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uint32_t pchstrp8;
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uint32_t pchstrp9;
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uint32_t pchstrp10;
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uint32_t pchstrp11;
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uint32_t pchstrp12;
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uint32_t pchstrp13;
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uint32_t pchstrp14;
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uint32_t pchstrp15;
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2012-09-27 21:42:15 +02:00
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uint32_t pchstrp16;
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uint32_t pchstrp17;
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2011-10-14 21:49:41 +02:00
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} __attribute__((packed)) fpsba_t;
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// master
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typedef struct {
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uint32_t flmstr1;
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uint32_t flmstr2;
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uint32_t flmstr3;
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} __attribute__((packed)) fmba_t;
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// processor strap
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typedef struct {
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uint32_t data[8];
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} __attribute__((packed)) fmsba_t;
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2012-09-27 21:42:15 +02:00
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// ME VSCC
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typedef struct {
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uint32_t jid;
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uint32_t vscc;
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} vscc_t;
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typedef struct {
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// Actual number of entries specified in vtl
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vscc_t entry[8];
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} vtba_t;
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2011-10-14 21:49:41 +02:00
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2012-09-27 21:42:15 +02:00
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typedef struct {
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int base, limit, size;
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} region_t;
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