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51 lines
1.4 KiB
C
51 lines
1.4 KiB
C
#ifndef __HVMLOADER_OPTION_ROM_H__
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#define __HVMLOADER_OPTION_ROM_H__
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#include <stdint.h>
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struct option_rom_header {
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uint8_t signature[2]; /* "\x55\xaa" */
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uint8_t rom_size; /* 512-byte increments */
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uint32_t entry_point;
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uint8_t reserved[17];
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uint16_t pci_header_offset;
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uint16_t expansion_header_offset;
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} __attribute__ ((packed));
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struct option_rom_pnp_header {
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uint8_t signature[4]; /* "$PnP" */
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uint8_t structure_revision;
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uint8_t structure_length; /* 16-byte increments */
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uint16_t next_header_offset;
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uint8_t reserved;
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uint8_t checksum;
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uint32_t device_id;
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uint16_t manufacturer_name_offset;
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uint16_t product_name_offset;
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uint8_t device_type_code[3];
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uint8_t device_indicators;
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uint16_t boot_connection_vector;
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uint16_t disconnect_vector;
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uint16_t bootstap_entry_vector;
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uint16_t reserved2;
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uint16_t static_resource_information_vector;
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} __attribute__ ((packed));
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struct option_rom_pci_header {
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uint8_t signature[4]; /* "PCIR" */
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uint16_t vendor_id;
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uint16_t device_id;
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uint16_t vital_product_data_offset;
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uint16_t structure_length;
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uint8_t structure_revision;
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uint8_t class_code[3];
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uint16_t image_length;
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uint16_t image_revision;
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uint8_t code_type;
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uint8_t indicator;
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uint16_t reserved;
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} __attribute__ ((packed));
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#endif /* __HVMLOADER_OPTION_ROM_H__ */
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