/* * 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 */ #ifndef _VERMILION_H_ #define _VERMILION_H_ #include #include #include #include #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