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- /* SPDX-License-Identifier: GPL-2.0 */
- /*
- * Copyright (C) 1996-1999 SciTech Software, Inc.
- */
- #ifndef _BIOS_EMUL_H
- #define _BIOS_EMUL_H
- /* Include the register header directly here */
- #include "../drivers/bios_emulator/include/x86emu/regs.h"
- #include <pci.h>
- /****************************************************************************
- REMARKS:
- Data structure used to describe the details for the BIOS emulator system
- environment as used by the X86 emulator library.
- HEADER:
- biosemu.h
- MEMBERS:
- vgaInfo - VGA BIOS information structure
- biosmem_base - Base of the BIOS image
- biosmem_limit - Limit of the BIOS image
- busmem_base - Base of the VGA bus memory
- ****************************************************************************/
- typedef struct {
- int function;
- int device;
- int bus;
- u32 VendorID;
- u32 DeviceID;
- struct udevice *pcidev;
- void *BIOSImage;
- u32 BIOSImageLen;
- u8 LowMem[1536];
- } BE_VGAInfo;
- struct vesa_state;
- int BootVideoCardBIOS(struct udevice *pcidev, BE_VGAInfo **pVGAInfo,
- int clean_up);
- /* Run a BIOS ROM natively (only supported on x86 machines) */
- void bios_run_on_x86(struct udevice *dev, unsigned long addr, int vesa_mode,
- struct vesa_state *mode_info);
- /**
- * bios_set_interrupt_handler() - Install an interrupt handler for the BIOS
- *
- * This installs an interrupt handler that the BIOS will call when needed.
- *
- * @intnum: Interrupt number to install a handler for
- * @int_handler_func: Function to call to handle interrupt
- */
- void bios_set_interrupt_handler(int intnum, int (*int_handler_func)(void));
- void biosemu_set_interrupt_handler(int intnum, int (*int_func)(void));
- int biosemu_setup(struct udevice *pcidev, BE_VGAInfo **pVGAInfo);
- int biosemu_run(struct udevice *dev, uchar *bios_rom, int bios_len,
- BE_VGAInfo *vga_info, int clean_up, int vesa_mode,
- struct vesa_state *mode_info);
- #endif
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