xref: /openbmc/linux/include/video/kyro.h (revision 12eb4683)
1 /*
2  *  linux/drivers/video/kyro/kryo.h
3  *
4  *  Copyright (C) 2002 STMicroelectronics
5  *  Copyright (C) 2004 Paul Mundt
6  *
7  * This file is subject to the terms and conditions of the GNU General Public
8  * License.  See the file COPYING in the main directory of this archive
9  * for more details.
10  */
11 
12 #ifndef _KYRO_H
13 #define _KYRO_H
14 
15 struct kyrofb_info {
16 	void __iomem *regbase;
17 
18 	u32 palette[16];
19 	u32 HTot;	/* Hor Total Time    */
20 	u32 HFP;	/* Hor Front Porch   */
21 	u32 HST;	/* Hor Sync Time     */
22 	u32 HBP;	/* Hor Back Porch    */
23 	s32 HSP;		/* Hor Sync Polarity */
24 	u32 VTot;	/* Ver Total Time    */
25 	u32 VFP;	/* Ver Front Porch   */
26 	u32 VST;	/* Ver Sync Time     */
27 	u32 VBP;	/* Ver Back Porch    */
28 	s32 VSP;		/* Ver Sync Polarity */
29 	u32 XRES;	/* X Resolution      */
30 	u32 YRES;	/* Y Resolution      */
31 	u32 VFREQ;	/* Ver Frequency     */
32 	u32 PIXCLK;	/* Pixel Clock       */
33 	u32 HCLK;	/* Hor Clock         */
34 
35 	/* Useful to hold depth here for Linux */
36 	u8 PIXDEPTH;
37 
38 #ifdef CONFIG_MTRR
39 	int mtrr_handle;
40 #endif
41 };
42 
43 extern int kyro_dev_init(void);
44 extern void kyro_dev_reset(void);
45 
46 extern unsigned char *kyro_dev_physical_fb_ptr(void);
47 extern unsigned char *kyro_dev_virtual_fb_ptr(void);
48 extern void *kyro_dev_physical_regs_ptr(void);
49 extern void *kyro_dev_virtual_regs_ptr(void);
50 extern unsigned int kyro_dev_fb_size(void);
51 extern unsigned int kyro_dev_regs_size(void);
52 
53 extern u32 kyro_dev_overlay_offset(void);
54 
55 /*
56  * benedict.gaster@superh.com
57  * Added the follow IOCTLS for the creation of overlay services...
58  */
59 #define KYRO_IOC_MAGIC 'k'
60 
61 #define KYRO_IOCTL_OVERLAY_CREATE       _IO(KYRO_IOC_MAGIC, 0)
62 #define KYRO_IOCTL_OVERLAY_VIEWPORT_SET _IO(KYRO_IOC_MAGIC, 1)
63 #define KYRO_IOCTL_SET_VIDEO_MODE       _IO(KYRO_IOC_MAGIC, 2)
64 #define KYRO_IOCTL_UVSTRIDE             _IO(KYRO_IOC_MAGIC, 3)
65 #define KYRO_IOCTL_OVERLAY_OFFSET       _IO(KYRO_IOC_MAGIC, 4)
66 #define KYRO_IOCTL_STRIDE               _IO(KYRO_IOC_MAGIC, 5)
67 
68 /*
69  * The follow 3 structures are used to pass data from user space into the kernel
70  * for the creation of overlay surfaces and setting the video mode.
71  */
72 typedef struct _OVERLAY_CREATE {
73 	u32 ulWidth;
74 	u32 ulHeight;
75 	int bLinear;
76 } overlay_create;
77 
78 typedef struct _OVERLAY_VIEWPORT_SET {
79 	u32 xOrgin;
80 	u32 yOrgin;
81 	u32 xSize;
82 	u32 ySize;
83 } overlay_viewport_set;
84 
85 typedef struct _SET_VIDEO_MODE {
86 	u32 ulWidth;
87 	u32 ulHeight;
88 	u32 ulScan;
89 	u8 displayDepth;
90 	int bLinear;
91 } set_video_mode;
92 
93 #endif /* _KYRO_H */
94