6b13f685e
 김민수
BSP 최초 추가
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/*
* Copyright (c) Intel Corp. 2007.
* All Rights Reserved.
*
* Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
* develop this driver.
*
* This file is part of the Vermilion Range fb driver.
* The Vermilion Range fb driver is free software;
* you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* The Vermilion Range fb driver is distributed
* in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this driver; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Authors:
* Thomas Hellström <thomas-at-tungstengraphics-dot-com>
*/
#ifndef _VERMILION_H_
#define _VERMILION_H_
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/atomic.h>
#include <linux/mutex.h>
#define VML_DEVICE_GPU 0x5002
#define VML_DEVICE_VDC 0x5009
#define VML_VRAM_AREAS 3
#define VML_MAX_XRES 1024
#define VML_MAX_YRES 768
#define VML_MAX_XRES_VIRTUAL 1040
/*
* Display controller registers:
*/
/* Display controller 10-bit color representation */
#define VML_R_MASK 0x3FF00000
#define VML_R_SHIFT 20
#define VML_G_MASK 0x000FFC00
#define VML_G_SHIFT 10
#define VML_B_MASK 0x000003FF
#define VML_B_SHIFT 0
/* Graphics plane control */
#define VML_DSPCCNTR 0x00072180
#define VML_GFX_ENABLE 0x80000000
#define VML_GFX_GAMMABYPASS 0x40000000
#define VML_GFX_ARGB1555 0x0C000000
#define VML_GFX_RGB0888 0x18000000
#define VML_GFX_ARGB8888 0x1C000000
#define VML_GFX_ALPHACONST 0x02000000
#define VML_GFX_ALPHAMULT 0x01000000
#define VML_GFX_CONST_ALPHA 0x000000FF
/* Graphics plane start address. Pixel aligned. */
#define VML_DSPCADDR 0x00072184
/* Graphics plane stride register. */
#define VML_DSPCSTRIDE 0x00072188
/* Graphics plane position register. */
#define VML_DSPCPOS 0x0007218C
#define VML_POS_YMASK 0x0FFF0000
#define VML_POS_YSHIFT 16
#define VML_POS_XMASK 0x00000FFF
#define VML_POS_XSHIFT 0
/* Graphics plane height and width */
#define VML_DSPCSIZE 0x00072190
#define VML_SIZE_HMASK 0x0FFF0000
#define VML_SIZE_HSHIFT 16
#define VML_SISE_WMASK 0x00000FFF
#define VML_SIZE_WSHIFT 0
/* Graphics plane gamma correction lookup table registers (129 * 32 bits) */
#define VML_DSPCGAMLUT 0x00072200
/* Pixel video output configuration register */
#define VML_PVOCONFIG 0x00061140
#define VML_CONFIG_BASE 0x80000000
#define VML_CONFIG_PIXEL_SWAP 0x04000000
#define VML_CONFIG_DE_INV 0x01000000
#define VML_CONFIG_HREF_INV 0x00400000
#define VML_CONFIG_VREF_INV 0x00100000
#define VML_CONFIG_CLK_INV 0x00040000
#define VML_CONFIG_CLK_DIV2 0x00010000
#define VML_CONFIG_ESTRB_INV 0x00008000
/* Pipe A Horizontal total register */
#define VML_HTOTAL_A 0x00060000
#define VML_HTOTAL_MASK 0x1FFF0000
#define VML_HTOTAL_SHIFT 16
#define VML_HTOTAL_VAL 8192
#define VML_HACTIVE_MASK 0x000007FF
#define VML_HACTIVE_SHIFT 0
#define VML_HACTIVE_VAL 4096
/* Pipe A Horizontal Blank register */
#define VML_HBLANK_A 0x00060004
#define VML_HBLANK_END_MASK 0x1FFF0000
#define VML_HBLANK_END_SHIFT 16
#define VML_HBLANK_END_VAL 8192
#define VML_HBLANK_START_MASK 0x00001FFF
#define VML_HBLANK_START_SHIFT 0
#define VML_HBLANK_START_VAL 8192
/* Pipe A Horizontal Sync register */
#define VML_HSYNC_A 0x00060008
#define VML_HSYNC_END_MASK 0x1FFF0000
#define VML_HSYNC_END_SHIFT 16
#define VML_HSYNC_END_VAL 8192
#define VML_HSYNC_START_MASK 0x00001FFF
#define VML_HSYNC_START_SHIFT 0
#define VML_HSYNC_START_VAL 8192
/* Pipe A Vertical total register */
#define VML_VTOTAL_A 0x0006000C
#define VML_VTOTAL_MASK 0x1FFF0000
#define VML_VTOTAL_SHIFT 16
#define VML_VTOTAL_VAL 8192
#define VML_VACTIVE_MASK 0x000007FF
#define VML_VACTIVE_SHIFT 0
#define VML_VACTIVE_VAL 4096
/* Pipe A Vertical Blank register */
#define VML_VBLANK_A 0x00060010
#define VML_VBLANK_END_MASK 0x1FFF0000
#define VML_VBLANK_END_SHIFT 16
#define VML_VBLANK_END_VAL 8192
#define VML_VBLANK_START_MASK 0x00001FFF
#define VML_VBLANK_START_SHIFT 0
#define VML_VBLANK_START_VAL 8192
/* Pipe A Vertical Sync register */
#define VML_VSYNC_A 0x00060014
#define VML_VSYNC_END_MASK 0x1FFF0000
#define VML_VSYNC_END_SHIFT 16
#define VML_VSYNC_END_VAL 8192
#define VML_VSYNC_START_MASK 0x00001FFF
#define VML_VSYNC_START_SHIFT 0
#define VML_VSYNC_START_VAL 8192
/* Pipe A Source Image size (minus one - equal to active size)
* Programmable while pipe is enabled.
*/
#define VML_PIPEASRC 0x0006001C
#define VML_PIPEASRC_HMASK 0x0FFF0000
#define VML_PIPEASRC_HSHIFT 16
#define VML_PIPEASRC_VMASK 0x00000FFF
#define VML_PIPEASRC_VSHIFT 0
/* Pipe A Border Color Pattern register (10 bit color) */
#define VML_BCLRPAT_A 0x00060020
/* Pipe A Canvas Color register (10 bit color) */
#define VML_CANVSCLR_A 0x00060024
/* Pipe A Configuration register */
#define VML_PIPEACONF 0x00070008
#define VML_PIPE_BASE 0x00000000
#define VML_PIPE_ENABLE 0x80000000
#define VML_PIPE_FORCE_BORDER 0x02000000
#define VML_PIPE_PLANES_OFF 0x00080000
#define VML_PIPE_ARGB_OUTPUT_MODE 0x00040000
/* Pipe A FIFO setting */
#define VML_DSPARB 0x00070030
#define VML_FIFO_DEFAULT 0x00001D9C
/* MDVO rcomp status & pads control register */
#define VML_RCOMPSTAT 0x00070048
#define VML_MDVO_VDC_I_RCOMP 0x80000000
#define VML_MDVO_POWERSAVE_OFF 0x00000008
#define VML_MDVO_PAD_ENABLE 0x00000004
#define VML_MDVO_PULLDOWN_ENABLE 0x00000001
struct vml_par {
struct pci_dev *vdc;
u64 vdc_mem_base;
u64 vdc_mem_size;
char __iomem *vdc_mem;
struct pci_dev *gpu;
u64 gpu_mem_base;
u64 gpu_mem_size;
char __iomem *gpu_mem;
atomic_t refcount;
};
struct vram_area {
unsigned long logical;
unsigned long phys;
unsigned long size;
unsigned order;
};
struct vml_info {
struct fb_info info;
struct vml_par *par;
struct list_head head;
struct vram_area vram[VML_VRAM_AREAS];
u64 vram_start;
u64 vram_contig_size;
u32 num_areas;
void __iomem *vram_logical;
u32 pseudo_palette[16];
u32 stride;
u32 bytes_per_pixel;
atomic_t vmas;
int cur_blank_mode;
int pipe_disabled;
};
/*
* Subsystem
*/
struct vml_sys {
char *name;
/*
* Save / Restore;
*/
int (*save) (struct vml_sys * sys);
int (*restore) (struct vml_sys * sys);
/*
* PLL programming;
*/
int (*set_clock) (struct vml_sys * sys, int clock);
int (*nearest_clock) (const struct vml_sys * sys, int clock);
};
extern int vmlfb_register_subsys(struct vml_sys *sys);
extern void vmlfb_unregister_subsys(struct vml_sys *sys);
#define VML_READ32(_par, _offset) \
(ioread32((_par)->vdc_mem + (_offset)))
#define VML_WRITE32(_par, _offset, _value) \
iowrite32(_value, (_par)->vdc_mem + (_offset))
#endif
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