#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/915G/915GM" /*** 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 "1024x768-32@70" #endif /*** hw-related values ***/ /* Resource Allocation */ #define INTELFB_FB_ACQUIRED 1 #define INTELFB_MMIO_ACQUIRED 2 /* 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 #define PCI_DEVICE_ID_INTEL_915G 0x2582 #define PCI_DEVICE_ID_INTEL_915GM 0x2592 /* 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, INTEL_915G, INTEL_915GM }; 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]; /* 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; int flag; /* 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 */