| David Howells | b889fcf | 2012-12-20 17:14:26 +0000 | [diff] [blame] | 1 | #ifndef _UAPI_UVESAFB_H |
| 2 | #define _UAPI_UVESAFB_H |
| 3 | |
| 4 | #include <linux/types.h> |
| 5 | |
| 6 | struct v86_regs { |
| 7 | __u32 ebx; |
| 8 | __u32 ecx; |
| 9 | __u32 edx; |
| 10 | __u32 esi; |
| 11 | __u32 edi; |
| 12 | __u32 ebp; |
| 13 | __u32 eax; |
| 14 | __u32 eip; |
| 15 | __u32 eflags; |
| 16 | __u32 esp; |
| 17 | __u16 cs; |
| 18 | __u16 ss; |
| 19 | __u16 es; |
| 20 | __u16 ds; |
| 21 | __u16 fs; |
| 22 | __u16 gs; |
| 23 | }; |
| 24 | |
| 25 | /* Task flags */ |
| 26 | #define TF_VBEIB 0x01 |
| 27 | #define TF_BUF_ESDI 0x02 |
| 28 | #define TF_BUF_ESBX 0x04 |
| 29 | #define TF_BUF_RET 0x08 |
| 30 | #define TF_EXIT 0x10 |
| 31 | |
| 32 | struct uvesafb_task { |
| 33 | __u8 flags; |
| 34 | int buf_len; |
| 35 | struct v86_regs regs; |
| 36 | }; |
| 37 | |
| 38 | /* Constants for the capabilities field |
| 39 | * in vbe_ib */ |
| 40 | #define VBE_CAP_CAN_SWITCH_DAC 0x01 |
| 41 | #define VBE_CAP_VGACOMPAT 0x02 |
| 42 | |
| 43 | /* The VBE Info Block */ |
| 44 | struct vbe_ib { |
| 45 | char vbe_signature[4]; |
| 46 | __u16 vbe_version; |
| 47 | __u32 oem_string_ptr; |
| 48 | __u32 capabilities; |
| 49 | __u32 mode_list_ptr; |
| 50 | __u16 total_memory; |
| 51 | __u16 oem_software_rev; |
| 52 | __u32 oem_vendor_name_ptr; |
| 53 | __u32 oem_product_name_ptr; |
| 54 | __u32 oem_product_rev_ptr; |
| 55 | __u8 reserved[222]; |
| 56 | char oem_data[256]; |
| 57 | char misc_data[512]; |
| 58 | } __attribute__ ((packed)); |
| 59 | |
| 60 | #endif /* _UAPI_UVESAFB_H */ |