1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <console/console.h> 4 #include <device/pci_rom.h> 5 #include <stdint.h> 6 7 #define ST_GPU_FIRST_VID_DID 0x100298e0 8 #define ST_GPU_LAST_VID_DID 0x100298ef 9 #define ST_VBIOS_VID_DID 0x100298e0 10 #define CZ_GPU_FIRST_VID_DID 0x10029870 11 #define CZ_GPU_LAST_VID_DID 0x1002987f 12 #define CZ_VBIOS_VID_DID 0x10029870 13 14 /* Change the vendor / device IDs to match the generic VBIOS header. */ map_oprom_vendev(u32 vendev)15u32 map_oprom_vendev(u32 vendev) 16 { 17 u32 new_vendev; 18 19 if ((vendev >= ST_GPU_FIRST_VID_DID) && (vendev <= ST_GPU_LAST_VID_DID)) 20 new_vendev = ST_VBIOS_VID_DID; 21 else if ((vendev >= CZ_GPU_FIRST_VID_DID) && (vendev <= CZ_GPU_LAST_VID_DID)) 22 new_vendev = CZ_VBIOS_VID_DID; 23 else 24 new_vendev = vendev; 25 26 if (vendev != new_vendev) 27 printk(BIOS_NOTICE, "Mapping PCI device %8x to %8x\n", vendev, new_vendev); 28 29 return new_vendev; 30 } 31