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 */ 61