diff options
Diffstat (limited to 'util/ifdtool/ifdtool.h')
| -rw-r--r-- | util/ifdtool/ifdtool.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/util/ifdtool/ifdtool.h b/util/ifdtool/ifdtool.h new file mode 100644 index 0000000000..057153434d --- /dev/null +++ b/util/ifdtool/ifdtool.h @@ -0,0 +1,87 @@ +/* + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA + */ + +#include <stdint.h> +#define IFDTOOL_VERSION "1.0" + +enum spi_frequency { + SPI_FREQUENCY_20MHZ = 0, + SPI_FREQUENCY_33MHZ = 1, + SPI_FREQUENCY_50MHZ = 4, +}; + +// 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 +typedef struct { + uint32_t flreg0; + uint32_t flreg1; + uint32_t flreg2; + uint32_t flreg3; + uint32_t flreg4; +} __attribute__((packed)) frba_t; + +// component section +typedef struct { + uint32_t flcomp; + uint32_t flill; + uint32_t flpb; +} __attribute__((packed)) fcba_t; + +// pch strap +typedef struct { + uint32_t pchstrp0; + uint32_t pchstrp1; + uint32_t pchstrp2; + uint32_t pchstrp3; + uint32_t pchstrp4; + uint32_t pchstrp5; + uint32_t pchstrp6; + uint32_t pchstrp7; + uint32_t pchstrp8; + uint32_t pchstrp9; + uint32_t pchstrp10; + uint32_t pchstrp11; + uint32_t pchstrp12; + uint32_t pchstrp13; + uint32_t pchstrp14; + uint32_t pchstrp15; +} __attribute__((packed)) fpsba_t; + +// master +typedef struct { + uint32_t flmstr1; + uint32_t flmstr2; + uint32_t flmstr3; +} __attribute__((packed)) fmba_t; + +// processor strap +typedef struct { + uint32_t data[8]; +} __attribute__((packed)) fmsba_t; + + |