--- /dev/null
+#ifndef _INTELFB_H
+#define _INTELFB_H
+
+/* $DHD: intelfb/intelfb.h,v 1.40 2003/06/27 15:06:25 dawes Exp $ */
+
+#include <linux/agp_backend.h>
+#include <linux/fb.h>
+
+
+/*** Version/name ***/
+#define INTELFB_VERSION "0.9.2"
+#define INTELFB_MODULE_NAME "intelfb"
+#define SUPPORTED_CHIPSETS "830M/845G/852GM/855GM/865G"
+
+
+/*** Debug/feature defines ***/
+
+#ifndef DEBUG
+#define DEBUG 0
+#endif
+
+#ifndef VERBOSE
+#define VERBOSE 0
+#endif
+
+#ifndef REGDUMP
+#define REGDUMP 0
+#endif
+
+#ifndef DETECT_VGA_CLASS_ONLY
+#define DETECT_VGA_CLASS_ONLY 1
+#endif
+
+#ifndef ALLOCATE_FOR_PANNING
+#define ALLOCATE_FOR_PANNING 1
+#endif
+
+#ifndef PREFERRED_MODE
+#define PREFERRED_MODE "1024x768-16@60"
+#endif
+
+/*** hw-related values ***/
+
+/* PCI ids for supported devices */
+#define PCI_DEVICE_ID_INTEL_830M 0x3577
+#define PCI_DEVICE_ID_INTEL_845G 0x2562
+#define PCI_DEVICE_ID_INTEL_85XGM 0x3582
+#define PCI_DEVICE_ID_INTEL_865G 0x2572
+
+/* Size of MMIO region */
+#define INTEL_REG_SIZE 0x80000
+
+#define STRIDE_ALIGNMENT 16
+
+#define PALETTE_8_ENTRIES 256
+
+
+/*** Macros ***/
+
+/* basic arithmetic */
+#define KB(x) ((x) * 1024)
+#define MB(x) ((x) * 1024 * 1024)
+#define BtoKB(x) ((x) / 1024)
+#define BtoMB(x) ((x) / 1024 / 1024)
+
+#define GTT_PAGE_SIZE KB(4)
+
+#define ROUND_UP_TO(x, y) (((x) + (y) - 1) / (y) * (y))
+#define ROUND_DOWN_TO(x, y) ((x) / (y) * (y))
+#define ROUND_UP_TO_PAGE(x) ROUND_UP_TO((x), GTT_PAGE_SIZE)
+#define ROUND_DOWN_TO_PAGE(x) ROUND_DOWN_TO((x), GTT_PAGE_SIZE)
+
+/* messages */
+#define PFX INTELFB_MODULE_NAME ": "
+
+#define ERR_MSG(fmt, args...) printk(KERN_ERR PFX fmt, ## args)
+#define WRN_MSG(fmt, args...) printk(KERN_WARNING PFX fmt, ## args)
+#define NOT_MSG(fmt, args...) printk(KERN_NOTICE PFX fmt, ## args)
+#define INF_MSG(fmt, args...) printk(KERN_INFO PFX fmt, ## args)
+#if DEBUG
+#define DBG_MSG(fmt, args...) printk(KERN_DEBUG PFX fmt, ## args)
+#else
+#define DBG_MSG(fmt, args...) while (0) printk(fmt, ## args)
+#endif
+
+/* get commonly used pointers */
+#define GET_DINFO(info) (info)->par
+
+/* misc macros */
+#define ACCEL(d, i) \
+ ((d)->accel && !(d)->ring_lockup && \
+ ((i)->var.accel_flags & FB_ACCELF_TEXT))
+
+/*#define NOACCEL_CHIPSET(d) \
+ ((d)->chipset != INTEL_865G)*/
+#define NOACCEL_CHIPSET(d) \
+ (0)
+
+#define FIXED_MODE(d) ((d)->fixed_mode)
+
+/*** Driver paramters ***/
+
+#define RINGBUFFER_SIZE KB(64)
+#define HW_CURSOR_SIZE KB(4)
+
+/* Intel agpgart driver */
+#define AGP_PHYSICAL_MEMORY 2
+
+/*** Data Types ***/
+
+/* supported chipsets */
+enum intel_chips {
+ INTEL_830M,
+ INTEL_845G,
+ INTEL_85XGM,
+ INTEL_852GM,
+ INTEL_852GME,
+ INTEL_855GM,
+ INTEL_855GME,
+ INTEL_865G
+};
+
+struct intelfb_hwstate {
+ u32 vga0_divisor;
+ u32 vga1_divisor;
+ u32 vga_pd;
+ u32 dpll_a;
+ u32 dpll_b;
+ u32 fpa0;
+ u32 fpa1;
+ u32 fpb0;
+ u32 fpb1;
+ u32 palette_a[PALETTE_8_ENTRIES];
+ u32 palette_b[PALETTE_8_ENTRIES];
+ u32 htotal_a;
+ u32 hblank_a;
+ u32 hsync_a;
+ u32 vtotal_a;
+ u32 vblank_a;
+ u32 vsync_a;
+ u32 src_size_a;
+ u32 bclrpat_a;
+ u32 htotal_b;
+ u32 hblank_b;
+ u32 hsync_b;
+ u32 vtotal_b;
+ u32 vblank_b;
+ u32 vsync_b;
+ u32 src_size_b;
+ u32 bclrpat_b;
+ u32 adpa;
+ u32 dvoa;
+ u32 dvob;
+ u32 dvoc;
+ u32 dvoa_srcdim;
+ u32 dvob_srcdim;
+ u32 dvoc_srcdim;
+ u32 lvds;
+ u32 pipe_a_conf;
+ u32 pipe_b_conf;
+ u32 disp_arb;
+ u32 cursor_a_control;
+ u32 cursor_b_control;
+ u32 cursor_a_base;
+ u32 cursor_b_base;
+ u32 cursor_size;
+ u32 disp_a_ctrl;
+ u32 disp_b_ctrl;
+ u32 disp_a_base;
+ u32 disp_b_base;
+ u32 cursor_a_palette[4];
+ u32 cursor_b_palette[4];
+ u32 disp_a_stride;
+ u32 disp_b_stride;
+ u32 vgacntrl;
+ u32 add_id;
+ u32 swf0x[7];
+ u32 swf1x[7];
+ u32 swf3x[3];
+ u32 fence[8];
+ u32 instpm;
+ u32 mem_mode;
+ u32 fw_blc_0;
+ u32 fw_blc_1;
+};
+
+struct intelfb_heap_data {
+ u32 physical;
+ u8 __iomem *virtual;
+ u32 offset; // in GATT pages
+ u32 size; // in bytes
+};
+
+struct intelfb_info {
+ struct fb_info *info;
+ struct fb_ops *fbops;
+ struct pci_dev *pdev;
+
+ struct intelfb_hwstate save_state;
+
+ /* agpgart structs */
+ struct agp_memory *gtt_fb_mem; // use all stolen memory or vram
+ struct agp_memory *gtt_ring_mem; // ring buffer
+ struct agp_memory *gtt_cursor_mem; // hw cursor
+
+ /* use a gart reserved fb mem */
+ u8 fbmem_gart;
+
+ /* mtrr support */
+ u32 mtrr_reg;
+ u32 has_mtrr;
+
+ /* heap data */
+ struct intelfb_heap_data aperture;
+ struct intelfb_heap_data fb;
+ struct intelfb_heap_data ring;
+ struct intelfb_heap_data cursor;
+
+ /* mmio regs */
+ u32 mmio_base_phys;
+ u8 __iomem *mmio_base;
+
+ /* fb start offset (in bytes) */
+ u32 fb_start;
+
+ /* ring buffer */
+ u8 __iomem *ring_head;
+ u32 ring_tail;
+ u32 ring_tail_mask;
+ u32 ring_space;
+ u32 ring_lockup;
+
+ /* palette */
+ u32 pseudo_palette[17];
+ struct { u8 red, green, blue, pad; } palette[256];
+
+ /* chip info */
+ int pci_chipset;
+ int chipset;
+ const char *name;
+ int mobile;
+
+ /* current mode */
+ int bpp, depth;
+ u32 visual;
+ int xres, yres, pitch;
+ int pixclock;
+
+ /* current pipe */
+ int pipe;
+
+ /* some flags */
+ int accel;
+ int hwcursor;
+ int fixed_mode;
+ int ring_active;
+
+ /* hw cursor */
+ int cursor_on;
+ int cursor_blanked;
+ u8 cursor_src[64];
+
+ /* initial parameters */
+ int initial_vga;
+ struct fb_var_screeninfo initial_var;
+ u32 initial_fb_base;
+ u32 initial_video_ram;
+ u32 initial_pitch;
+
+ /* driver registered */
+ int registered;
+};
+
+/*** function prototypes ***/
+
+extern int intelfb_var_to_depth(const struct fb_var_screeninfo *var);
+
+#endif /* _INTELFB_H */
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