5817c56d19
Change-Id: I746ea7805bae553a146130994d8174aa2e189610 Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr> Reviewed-on: https://review.coreboot.org/c/coreboot/+/43368 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com>
53 lines
1.1 KiB
C
53 lines
1.1 KiB
C
#ifndef PCI_ROM_H
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#define PCI_ROM_H
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#include <endian.h>
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#include <acpi/acpi.h>
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#include <stdint.h>
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#define PCI_ROM_HDR 0xAA55
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#define PCI_DATA_HDR ((uint32_t) (('R' << 24) | ('I' << 16) | ('C' << 8) | 'P'))
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#define PCI_RAM_IMAGE_START 0xD0000
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#define PCI_VGA_RAM_IMAGE_START 0xC0000
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struct rom_header {
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uint16_t signature;
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uint8_t size;
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uint8_t init[3];
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uint8_t reserved[0x12];
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uint16_t data;
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};
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struct pci_data {
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uint32_t signature;
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uint16_t vendor;
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uint16_t device;
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uint16_t reserved_1;
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uint16_t dlen;
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uint8_t drevision;
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uint8_t class_lo;
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uint16_t class_hi;
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uint16_t ilen;
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uint16_t irevision;
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uint8_t type;
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uint8_t indicator;
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uint16_t reserved_2;
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};
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struct rom_header *pci_rom_probe(const struct device *dev);
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struct rom_header *pci_rom_load(struct device *dev,
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struct rom_header *rom_header);
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unsigned long
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pci_rom_write_acpi_tables(const struct device *device,
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unsigned long current,
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struct acpi_rsdp *rsdp);
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void pci_rom_ssdt(const struct device *device);
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void map_oprom_vendev_rev(u32 *vendev, u8 *rev);
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u32 map_oprom_vendev(u32 vendev);
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int verified_boot_should_run_oprom(struct rom_header *rom_header);
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#endif
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