diff options
Diffstat (limited to 'drivers/video/intelfb/intelfb.h')
| -rw-r--r-- | drivers/video/intelfb/intelfb.h | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/drivers/video/intelfb/intelfb.h b/drivers/video/intelfb/intelfb.h new file mode 100644 index 00000000000..6680ec9ba69 --- /dev/null +++ b/drivers/video/intelfb/intelfb.h @@ -0,0 +1,280 @@ +#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" + + +/*** 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 ***/ + +/* 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 + +/* 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 +}; + +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 */ |