/*-*- linux-c -*-
* linux/drivers/video/i810.h -- Intel 810 General Definitions/Declarations
*
* Copyright (C) 2001 Antonino Daplas<adaplas@pol.net>
* All Rights Reserved
*
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#ifndef __I810_H__
#define __I810_H__
#include <linux/list.h>
#include <linux/agp_backend.h>
#include <linux/fb.h>
#include <linux/i2c.h>
#include <linux/i2c-id.h>
#include <linux/i2c-algo-bit.h>
#include <video/vga.h>
/* Fence */
#define TILEWALK_X (0 << 12)
#define TILEWALK_Y (1 << 12)
/* Raster ops */
#define COLOR_COPY_ROP 0xF0
#define PAT_COPY_ROP 0xCC
#define CLEAR_ROP 0x00
#define WHITE_ROP 0xFF
#define INVERT_ROP 0x55
#define XOR_ROP 0x5A
/* 2D Engine definitions */
#define SOLIDPATTERN 0x80000000
#define NONSOLID 0x00000000
#define BPP8 (0 << 24)
#define BPP16 (1 << 24)
#define BPP24 (2 << 24)
#define PIXCONF8 (2 << 16)
#define PIXCONF15 (4 << 16)
#define PIXCONF16 (5 << 16)
#define PIXCONF24 (6 << 16)
#define PIXCONF32 (7 << 16)
#define DYN_COLOR_EN (1 << 26)
#define DYN_COLOR_DIS (0 << 26)
#define INCREMENT 0x00000000
#define DECREMENT (0x01 << 30)
#define ARB_ON 0x00000001
#define ARB_OFF 0x00000000
#define SYNC_FLIP 0x00000000
#define ASYNC_FLIP 0x00000040
#define OPTYPE_MASK 0xE0000000
#define PARSER_MASK 0x001F8000
#define D2_MASK 0x001FC000 /* 2D mask */
/* Instruction type */
/* There are more but pertains to 3D */
#define PARSER 0x00000000
#define BLIT (0x02 << 29)
#define RENDER (0x03 << 29)
/* Parser */
#define NOP 0x00 /* No operation, padding */
#define BP_INT (0x01 << 23) /* Breakpoint interrupt */
#define USR_INT (0x02 << 23) /* User interrupt */
#define WAIT_FOR_EVNT (0x03 << 23) /* Wait for event */
#define FLUSH (0x04 << 23)
#define CONTEXT_SEL (0x05 << 23)
#define REPORT_HEAD (0x07 << 23)
#define ARB_ON_OFF (0x08 << 23)
#define OVERLAY_FLIP (0x11 << 23)
#define LOAD_SCAN_INC (0x12 << 23)
#define LOAD_SCAN_EX (0x13 << 23)
#define FRONT_BUFFER (0x14 << 23)
#define DEST_BUFFER (0x15 << 23)
#define Z_BUFFER (0x16 << 23)
#define STORE_DWORD_IMM (0x20 << 23)
#define STORE_DWORD_IDX (0x21 << 23)
#define BATCH_BUFFER (0x30 << 23)
/* Blit */
#define SETUP_BLIT 0x00
#define SETUP_MONO_PATTERN_SL_BLT (0x10 << 22)
#define PIXEL_BLT (0x20 << 22)
#define SCANLINE_BLT (0x21 << 22)
#define TEXT_BLT (0x22 << 22)
#define TEXT_IMM_BLT (0x30 << 22)
#define COLOR_BLT (0x40 << 22)
#define MONO_PAT_BLIT (0x42 << 22)
#define SOURCE_COPY_BLIT (0x43 << 22)
#define MONO_SOURCE_COPY_BLIT (0x44 << 22)
#define SOURCE_COPY_IMMEDIATE (0x60 << 22)
#define MONO_SOURCE_COPY_IMMEDIATE (0x61 << 22)
#define VERSION_MAJOR 0
#define VERSION_MINOR 9
#define VERSION_TEENIE 0
#define BRANCH_VERSION ""
/* mvo: intel i815 */
#ifndef PCI_DEVICE_ID_INTEL_82815_100
#define PCI_DEVICE_ID_INTEL_82815_100 0x1102
#endif
#ifndef PCI_DEVICE_ID_INTEL_82815_NOAGP
#define PCI_DEVICE_ID_INTEL_82815_NOAGP 0x1112
#endif
#ifndef PCI_DEVICE_ID_INTEL_82815_FULL_CTRL
#define PCI_DEVICE_ID_INTEL_82815_FULL_CTRL 0x1130
#endif
/* General Defines */
#define I810_PAGESIZE 4096
#define MAX_DMA_SIZE (1024 * 4096)
#define SAREA_SIZE 4096
#define PCI_I810_MISCC 0x72
#define MMIO_SIZE (512*1024)
#define GTT_SIZE (16*1024)
#define RINGBUFFER_SIZE (64*1024)
#define CURSOR_SIZE 4096
#define OFF 0
#define ON 1
#define MAX_KEY 256
#define WAIT_COUNT 10000000
#define IRING_PAD 8
#define FONTDATAMAX 8192
/* Masks (AND ops) and OR's */
#define FB_START_MASK (0x3f << (32 - 6))
#define MMIO_ADDR_MASK (0x1FFF << (32 - 13))
#define FREQ_MASK 0x1EF
#define SCR_OFF 0x20
#define DRAM_ON 0x08
#define DRAM_OFF 0xE7
#define PG_ENABLE_MASK 0x01
#define RING_SIZE_MASK (RINGBUFFER_SIZE - 1);
/* defines for restoring registers partially */
#define ADDR_MAP_MASK (0x07 << 5)
#define DISP_CTRL ~0
#define PIXCONF_0 (0x64 << 8)
#define PIXCONF_2 (0xF3 << 24)
#define PIXCONF_1 (0xF0 << 16)
#define MN_MASK 0x3FF03FF
#define P_OR (0x7 << 4)
#define DAC_BIT (1 << 16)
#define INTERLACE_BIT (1 << 7)
#define IER_MASK (3 << 13)
#define IMR_MASK (3 << 13)
/* Power Management */
#define DPMS_MASK 0xF0000
#define POWERON 0x00000
#define STANDBY 0x20000
#define SUSPEND 0x80000
#define POWERDOWN 0xA0000
#define EMR_MASK ~0x3F
#define FW_BLC_MASK ~(0x3F|(7 << 8)|(0x3F << 12)|(7 << 20))
/* Ringbuffer */
#define RBUFFER_START_MASK 0xFFFFF000
#define RBUFFER_SIZE_MASK 0x001FF000
#define RBUFFER_HEAD_MASK 0x001FFFFC
#define RBUFFER_TAIL_MASK 0x001FFFF8
/* Video Timings */
#define REF_FREQ 24000000
#define TARGET_N_MAX 30
#define MAX_PIXELCLOCK 230000000
#define MIN_PIXELCLOCK 15000000
#define VFMAX 60
#define VFMIN 60
#define HFMAX 30000
#define HFMIN 29000
/* Cursor */
#define CURSOR_ENABLE_MASK 0x1000
#define CURSOR_MODE_64_TRANS 4
#define CURSOR_MODE_64_XOR 5
#define CURSOR_MODE_64_3C 6
#define COORD_INACTIVE 0
#define COORD_ACTIVE (1 << 4)
#define EXTENDED_PALETTE 1
/* AGP Memory Types*/
#define AGP_NORMAL_MEMORY 0
#define AGP_DCACHE_MEMORY 1
#define AGP_PHYSICAL_MEMORY 2
/* Allocated resource Flags */
#define FRAMEBUFFER_REQ 1
#define MMIO_REQ 2
#define PCI_DEVICE_ENABLED 4
#define HAS_FONTCACHE 8
/* driver flags */
#define HAS_MTRR 1
#define HAS_ACCELERATION 2
#define ALWAYS_SYNC 4
#define LOCKUP 8
struct gtt_data {
struct agp_memory *i810_fb_memory;
struct agp_memory *i810_cursor_memory;
};
struct mode_registers {
u32 pixclock, M, N, P;
u8 cr00, cr01, cr02, cr03;
u8 cr04, cr05, cr06, cr07;
u8 cr09, cr10, cr11, cr12;
u8 cr13, cr15, cr16, cr30;
u8 cr31, cr32, cr33, cr35, cr39;
u32 bpp8_100, bpp16_100;
u32 bpp24_100, bpp8_133;
u32 bpp16_133, bpp24_133;
u8 msr;
};
struct heap_data {
unsigned long physical;
__u8 __iomem *virtual;
u32 offset;
u32 size;
};
struct state_registers {
u32 dclk_1d, dclk_2d, dclk_0ds;
u32 pixconf, fw_blc, pgtbl_ctl;
u32 fence0, hws_pga, dplystas;
u16 bltcntl, hwstam, ier, iir, imr;
u8 cr00, cr01, cr02, cr03, cr04;
u8 cr05, cr06, cr07, cr08, cr09;
u8 cr10, cr11, cr12, cr13, cr14;
u8 cr15, cr16, cr17, cr80, gr10;
u8 cr30, cr31, cr32, cr33, cr35;
u8 cr39, cr41, cr70, sr01, msr;
};
struct i810fb_par;
struct i810fb_i2c_chan {
struct i810fb_par *par;
struct i2c_adapter adapter;
struct i2c_algo_bit_data algo;
unsigned long ddc_base;
};
struct i810fb_par {
struct mode_registers regs;
struct state_registers hw_state;
struct gtt_data i810_gtt;
struct fb_ops i810fb_ops;
struct pci_dev *dev;
struct heap_data aperture;
struct heap_data fb;
struct heap_data iring;
struct heap_data cursor_heap;
struct vgastate state;
struct i810fb_i2c_chan chan[3];
atomic_t use_count;
u32 pseudo_palette[17];
unsigned long mmio_start_phys;
u8 __iomem *mmio_start_virtual;
u8 *edid;
u32 pitch;
u32 pixconf;
u32 watermark;
u32 mem_freq;
u32 res_flags;
u32 dev_flags;
u32 cur_tail;
u32 depth;
u32 blit_bpp;
u32 ovract;
u32 cur_state;
u32 ddc_num;
int mtrr_reg;
u16 bltcntl;
u8 interlace;
};
/*
* Register I/O
*/
#define i810_readb(where, mmio) readb(mmio + where)
#define i810_readw(where, mmio) readw(mmio + where)
#define i810_readl(where, mmio) readl(mmio + where)
#define i810_writeb(where, mmio, val) writeb(val, mmio + where)
#define i810_writew(where, mmio, val) writew(val, mmio + where)
#define i810_writel(where, mmio, val) writel(val, mmio + where)
#endif /* __I810_H__ */
