projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 176bf4ce SG |
1 | /* |
| 2 | * Copyright (C) 1996-1999 SciTech Software, Inc. | |
| 3 | * | |
| 4 | * SPDX-License-Identifier: GPL-2.0 | |
| 5 | */ | |
| 6 | ||
| 7 | #ifndef _BIOS_EMUL_H | |
| 8 | #define _BIOS_EMUL_H | |
| 9 | ||
| 10 | /* Include the register header directly here */ | |
| 11 | #include "../drivers/bios_emulator/include/x86emu/regs.h" | |
| 6854f87c | 12 | #include <pci.h> |
| 176bf4ce SG |
13 | |
| 14 | /**************************************************************************** | |
| 15 | REMARKS: | |
| 16 | Data structure used to describe the details for the BIOS emulator system | |
| 17 | environment as used by the X86 emulator library. | |
| 18 | ||
| 19 | HEADER: | |
| 20 | biosemu.h | |
| 21 | ||
| 22 | MEMBERS: | |
| 23 | vgaInfo - VGA BIOS information structure | |
| 24 | biosmem_base - Base of the BIOS image | |
| 25 | biosmem_limit - Limit of the BIOS image | |
| 26 | busmem_base - Base of the VGA bus memory | |
| 27 | ****************************************************************************/ | |
| 28 | typedef struct { | |
| 29 | int function; | |
| 30 | int device; | |
| 31 | int bus; | |
| 32 | u32 VendorID; | |
| 33 | u32 DeviceID; | |
| 34 | pci_dev_t pcidev; | |
| 35 | void *BIOSImage; | |
| 36 | u32 BIOSImageLen; | |
| 37 | u8 LowMem[1536]; | |
| 38 | } BE_VGAInfo; | |
| 39 | ||
| 40 | struct vbe_mode_info; | |
| 41 | ||
| 42 | int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo, int cleanUp); | |
| 43 | ||
| 6854f87c SG |
44 | /* Run a BIOS ROM natively (only supported on x86 machines) */ |
| 45 | void bios_run_on_x86(pci_dev_t pcidev, unsigned long addr, int vesa_mode, | |
| 46 | struct vbe_mode_info *mode_info); | |
| 47 | ||
| 48 | /** | |
| 49 | * bios_set_interrupt_handler() - Install an interrupt handler for the BIOS | |
| 50 | * | |
| 51 | * This installs an interrupt handler that the BIOS will call when needed. | |
| 52 | * | |
| 53 | * @intnum: Interrupt number to install a handler for | |
| 54 | * @int_handler_func: Function to call to handle interrupt | |
| 55 | */ | |
| 56 | void bios_set_interrupt_handler(int intnum, int (*int_handler_func)(void)); | |
| 57 | ||
| 4c59f953 SG |
58 | void biosemu_set_interrupt_handler(int intnum, int (*int_func)(void)); |
| 59 | ||
| 60 | int biosemu_setup(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo); | |
| 61 | ||
| 62 | int biosemu_run(pci_dev_t pcidev, uchar *bios_rom, int bios_len, | |
| 63 | BE_VGAInfo *vga_info, int clean_up, int vesa_mode, | |
| 64 | struct vbe_mode_info *mode_info); | |
| 65 | ||
| 176bf4ce | 66 | #endif |