vga.h (1075B)
1/* SPDX-License-Identifier: MIT */ 2#ifndef __NOUVEAU_VGA_H__ 3#define __NOUVEAU_VGA_H__ 4#include <core/subdev.h> 5 6/* access to various legacy io ports */ 7u8 nvkm_rdport(struct nvkm_device *, int head, u16 port); 8void nvkm_wrport(struct nvkm_device *, int head, u16 port, u8 value); 9 10/* VGA Sequencer */ 11u8 nvkm_rdvgas(struct nvkm_device *, int head, u8 index); 12void nvkm_wrvgas(struct nvkm_device *, int head, u8 index, u8 value); 13 14/* VGA Graphics */ 15u8 nvkm_rdvgag(struct nvkm_device *, int head, u8 index); 16void nvkm_wrvgag(struct nvkm_device *, int head, u8 index, u8 value); 17 18/* VGA CRTC */ 19u8 nvkm_rdvgac(struct nvkm_device *, int head, u8 index); 20void nvkm_wrvgac(struct nvkm_device *, int head, u8 index, u8 value); 21 22/* VGA indexed port access dispatcher */ 23u8 nvkm_rdvgai(struct nvkm_device *, int head, u16 port, u8 index); 24void nvkm_wrvgai(struct nvkm_device *, int head, u16 port, u8 index, u8 value); 25 26bool nvkm_lockvgac(struct nvkm_device *, bool lock); 27u8 nvkm_rdvgaowner(struct nvkm_device *); 28void nvkm_wrvgaowner(struct nvkm_device *, u8); 29#endif