1*6f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2b889fcf6SDavid Howells #ifndef _UAPI_UVESAFB_H 3b889fcf6SDavid Howells #define _UAPI_UVESAFB_H 4b889fcf6SDavid Howells 5b889fcf6SDavid Howells #include <linux/types.h> 6b889fcf6SDavid Howells 7b889fcf6SDavid Howells struct v86_regs { 8b889fcf6SDavid Howells __u32 ebx; 9b889fcf6SDavid Howells __u32 ecx; 10b889fcf6SDavid Howells __u32 edx; 11b889fcf6SDavid Howells __u32 esi; 12b889fcf6SDavid Howells __u32 edi; 13b889fcf6SDavid Howells __u32 ebp; 14b889fcf6SDavid Howells __u32 eax; 15b889fcf6SDavid Howells __u32 eip; 16b889fcf6SDavid Howells __u32 eflags; 17b889fcf6SDavid Howells __u32 esp; 18b889fcf6SDavid Howells __u16 cs; 19b889fcf6SDavid Howells __u16 ss; 20b889fcf6SDavid Howells __u16 es; 21b889fcf6SDavid Howells __u16 ds; 22b889fcf6SDavid Howells __u16 fs; 23b889fcf6SDavid Howells __u16 gs; 24b889fcf6SDavid Howells }; 25b889fcf6SDavid Howells 26b889fcf6SDavid Howells /* Task flags */ 27b889fcf6SDavid Howells #define TF_VBEIB 0x01 28b889fcf6SDavid Howells #define TF_BUF_ESDI 0x02 29b889fcf6SDavid Howells #define TF_BUF_ESBX 0x04 30b889fcf6SDavid Howells #define TF_BUF_RET 0x08 31b889fcf6SDavid Howells #define TF_EXIT 0x10 32b889fcf6SDavid Howells 33b889fcf6SDavid Howells struct uvesafb_task { 34b889fcf6SDavid Howells __u8 flags; 35b889fcf6SDavid Howells int buf_len; 36b889fcf6SDavid Howells struct v86_regs regs; 37b889fcf6SDavid Howells }; 38b889fcf6SDavid Howells 39b889fcf6SDavid Howells /* Constants for the capabilities field 40b889fcf6SDavid Howells * in vbe_ib */ 41b889fcf6SDavid Howells #define VBE_CAP_CAN_SWITCH_DAC 0x01 42b889fcf6SDavid Howells #define VBE_CAP_VGACOMPAT 0x02 43b889fcf6SDavid Howells 44b889fcf6SDavid Howells /* The VBE Info Block */ 45b889fcf6SDavid Howells struct vbe_ib { 46b889fcf6SDavid Howells char vbe_signature[4]; 47b889fcf6SDavid Howells __u16 vbe_version; 48b889fcf6SDavid Howells __u32 oem_string_ptr; 49b889fcf6SDavid Howells __u32 capabilities; 50b889fcf6SDavid Howells __u32 mode_list_ptr; 51b889fcf6SDavid Howells __u16 total_memory; 52b889fcf6SDavid Howells __u16 oem_software_rev; 53b889fcf6SDavid Howells __u32 oem_vendor_name_ptr; 54b889fcf6SDavid Howells __u32 oem_product_name_ptr; 55b889fcf6SDavid Howells __u32 oem_product_rev_ptr; 56b889fcf6SDavid Howells __u8 reserved[222]; 57b889fcf6SDavid Howells char oem_data[256]; 58b889fcf6SDavid Howells char misc_data[512]; 59b889fcf6SDavid Howells } __attribute__ ((packed)); 60b889fcf6SDavid Howells 61b889fcf6SDavid Howells #endif /* _UAPI_UVESAFB_H */ 62