projects / J-u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 83d290c5 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
| 176bf4ce SG |
2 | /* |
| 3 | * Copyright (C) 1996-1999 SciTech Software, Inc. | |
| 176bf4ce SG |
4 | */ |
| 5 | ||
| 6 | #ifndef _BIOS_EMUL_H | |
| 7 | #define _BIOS_EMUL_H | |
| 8 | ||
| 9 | /* Include the register header directly here */ | |
| 10 | #include "../drivers/bios_emulator/include/x86emu/regs.h" | |
| 6854f87c | 11 | #include <pci.h> |
| 176bf4ce SG |
12 | |
| 13 | /**************************************************************************** | |
| 14 | REMARKS: | |
| 15 | Data structure used to describe the details for the BIOS emulator system | |
| 16 | environment as used by the X86 emulator library. | |
| 17 | ||
| 18 | HEADER: | |
| 19 | biosemu.h | |
| 20 | ||
| 21 | MEMBERS: | |
| 22 | vgaInfo - VGA BIOS information structure | |
| 23 | biosmem_base - Base of the BIOS image | |
| 24 | biosmem_limit - Limit of the BIOS image | |
| 25 | busmem_base - Base of the VGA bus memory | |
| 26 | ****************************************************************************/ | |
| 27 | typedef struct { | |
| 28 | int function; | |
| 29 | int device; | |
| 30 | int bus; | |
| 31 | u32 VendorID; | |
| 32 | u32 DeviceID; | |
| 7282672d SG |
33 | #ifdef CONFIG_DM_PCI |
| 34 | struct udevice *pcidev; | |
| 35 | #else | |
| 176bf4ce | 36 | pci_dev_t pcidev; |
| 7282672d | 37 | #endif |
| 176bf4ce SG |
38 | void *BIOSImage; |
| 39 | u32 BIOSImageLen; | |
| 40 | u8 LowMem[1536]; | |
| 41 | } BE_VGAInfo; | |
| 42 | ||
| 43 | struct vbe_mode_info; | |
| 44 | ||
| 7282672d SG |
45 | #ifdef CONFIG_DM_PCI |
| 46 | int BootVideoCardBIOS(struct udevice *pcidev, BE_VGAInfo **pVGAInfo, | |
| 47 | int clean_up); | |
| 48 | #else | |
| 49 | int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo, int clean_up); | |
| 50 | #endif | |
| 176bf4ce | 51 | |
| 6854f87c | 52 | /* Run a BIOS ROM natively (only supported on x86 machines) */ |
| 8beb0bda | 53 | void bios_run_on_x86(struct udevice *dev, unsigned long addr, int vesa_mode, |
| 6854f87c SG |
54 | struct vbe_mode_info *mode_info); |
| 55 | ||
| 56 | /** | |
| 57 | * bios_set_interrupt_handler() - Install an interrupt handler for the BIOS | |
| 58 | * | |
| 59 | * This installs an interrupt handler that the BIOS will call when needed. | |
| 60 | * | |
| 61 | * @intnum: Interrupt number to install a handler for | |
| 62 | * @int_handler_func: Function to call to handle interrupt | |
| 63 | */ | |
| 64 | void bios_set_interrupt_handler(int intnum, int (*int_handler_func)(void)); | |
| 65 | ||
| 4c59f953 SG |
66 | void biosemu_set_interrupt_handler(int intnum, int (*int_func)(void)); |
| 67 | ||
| 7282672d SG |
68 | #ifdef CONFIG_DM_PCI |
| 69 | int biosemu_setup(struct udevice *pcidev, BE_VGAInfo **pVGAInfo); | |
| 70 | ||
| 71 | int biosemu_run(struct udevice *dev, uchar *bios_rom, int bios_len, | |
| 72 | BE_VGAInfo *vga_info, int clean_up, int vesa_mode, | |
| 73 | struct vbe_mode_info *mode_info); | |
| 74 | #else | |
| 4c59f953 SG |
75 | int biosemu_setup(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo); |
| 76 | ||
| 77 | int biosemu_run(pci_dev_t pcidev, uchar *bios_rom, int bios_len, | |
| 78 | BE_VGAInfo *vga_info, int clean_up, int vesa_mode, | |
| 79 | struct vbe_mode_info *mode_info); | |
| 7282672d | 80 | #endif |
| 4c59f953 | 81 | |
| 176bf4ce | 82 | #endif |