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path: root/drivers/video/fbdev/intelfb/intelfbhw.h
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Diffstat (limited to 'drivers/video/fbdev/intelfb/intelfbhw.h')
-rw-r--r--drivers/video/fbdev/intelfb/intelfbhw.h609
1 files changed, 609 insertions, 0 deletions
diff --git a/drivers/video/fbdev/intelfb/intelfbhw.h b/drivers/video/fbdev/intelfb/intelfbhw.h
new file mode 100644
index 000000000..216ca20f2
--- /dev/null
+++ b/drivers/video/fbdev/intelfb/intelfbhw.h
@@ -0,0 +1,609 @@
+#ifndef _INTELFBHW_H
+#define _INTELFBHW_H
+
+/* $DHD: intelfb/intelfbhw.h,v 1.5 2003/06/27 15:06:25 dawes Exp $ */
+
+
+/*** HW-specific data ***/
+
+/* Information about the 852GM/855GM variants */
+#define INTEL_85X_CAPID 0x44
+#define INTEL_85X_VARIANT_MASK 0x7
+#define INTEL_85X_VARIANT_SHIFT 5
+#define INTEL_VAR_855GME 0x0
+#define INTEL_VAR_855GM 0x4
+#define INTEL_VAR_852GME 0x2
+#define INTEL_VAR_852GM 0x5
+
+/* Information about DVO/LVDS Ports */
+#define DVOA_PORT 0x1
+#define DVOB_PORT 0x2
+#define DVOC_PORT 0x4
+#define LVDS_PORT 0x8
+
+/*
+ * The Bridge device's PCI config space has information about the
+ * fb aperture size and the amount of pre-reserved memory.
+ */
+#define INTEL_GMCH_CTRL 0x52
+#define INTEL_GMCH_ENABLED 0x4
+#define INTEL_GMCH_MEM_MASK 0x1
+#define INTEL_GMCH_MEM_64M 0x1
+#define INTEL_GMCH_MEM_128M 0
+
+#define INTEL_830_GMCH_GMS_MASK (0x7 << 4)
+#define INTEL_830_GMCH_GMS_DISABLED (0x0 << 4)
+#define INTEL_830_GMCH_GMS_LOCAL (0x1 << 4)
+#define INTEL_830_GMCH_GMS_STOLEN_512 (0x2 << 4)
+#define INTEL_830_GMCH_GMS_STOLEN_1024 (0x3 << 4)
+#define INTEL_830_GMCH_GMS_STOLEN_8192 (0x4 << 4)
+
+#define INTEL_855_GMCH_GMS_MASK (0x7 << 4)
+#define INTEL_855_GMCH_GMS_DISABLED (0x0 << 4)
+#define INTEL_855_GMCH_GMS_STOLEN_1M (0x1 << 4)
+#define INTEL_855_GMCH_GMS_STOLEN_4M (0x2 << 4)
+#define INTEL_855_GMCH_GMS_STOLEN_8M (0x3 << 4)
+#define INTEL_855_GMCH_GMS_STOLEN_16M (0x4 << 4)
+#define INTEL_855_GMCH_GMS_STOLEN_32M (0x5 << 4)
+
+#define INTEL_915G_GMCH_GMS_STOLEN_48M (0x6 << 4)
+#define INTEL_915G_GMCH_GMS_STOLEN_64M (0x7 << 4)
+
+/* HW registers */
+
+/* Fence registers */
+#define FENCE 0x2000
+#define FENCE_NUM 8
+
+/* Primary ring buffer */
+#define PRI_RING_TAIL 0x2030
+#define RING_TAIL_MASK 0x001ffff8
+#define RING_INUSE 0x1
+
+#define PRI_RING_HEAD 0x2034
+#define RING_HEAD_WRAP_MASK 0x7ff
+#define RING_HEAD_WRAP_SHIFT 21
+#define RING_HEAD_MASK 0x001ffffc
+
+#define PRI_RING_START 0x2038
+#define RING_START_MASK 0xfffff000
+
+#define PRI_RING_LENGTH 0x203c
+#define RING_LENGTH_MASK 0x001ff000
+#define RING_REPORT_MASK (0x3 << 1)
+#define RING_NO_REPORT (0x0 << 1)
+#define RING_REPORT_64K (0x1 << 1)
+#define RING_REPORT_4K (0x2 << 1)
+#define RING_REPORT_128K (0x3 << 1)
+#define RING_ENABLE 0x1
+
+/*
+ * Tail can't wrap to any closer than RING_MIN_FREE bytes of the head,
+ * and the last RING_MIN_FREE bytes need to be padded with MI_NOOP
+ */
+#define RING_MIN_FREE 64
+
+#define IPEHR 0x2088
+
+#define INSTDONE 0x2090
+#define PRI_RING_EMPTY 1
+
+#define HWSTAM 0x2098
+#define IER 0x20A0
+#define IIR 0x20A4
+#define IMR 0x20A8
+#define VSYNC_PIPE_A_INTERRUPT (1 << 7)
+#define PIPE_A_EVENT_INTERRUPT (1 << 6)
+#define VSYNC_PIPE_B_INTERRUPT (1 << 5)
+#define PIPE_B_EVENT_INTERRUPT (1 << 4)
+#define HOST_PORT_EVENT_INTERRUPT (1 << 3)
+#define CAPTURE_EVENT_INTERRUPT (1 << 2)
+#define USER_DEFINED_INTERRUPT (1 << 1)
+#define BREAKPOINT_INTERRUPT 1
+
+#define INSTPM 0x20c0
+#define SYNC_FLUSH_ENABLE (1 << 5)
+
+#define INSTPS 0x20c4
+
+#define MEM_MODE 0x20cc
+
+#define MASK_SHIFT 16
+
+#define FW_BLC_0 0x20d8
+#define FW_DISPA_WM_SHIFT 0
+#define FW_DISPA_WM_MASK 0x3f
+#define FW_DISPA_BL_SHIFT 8
+#define FW_DISPA_BL_MASK 0xf
+#define FW_DISPB_WM_SHIFT 16
+#define FW_DISPB_WM_MASK 0x1f
+#define FW_DISPB_BL_SHIFT 24
+#define FW_DISPB_BL_MASK 0x7
+
+#define FW_BLC_1 0x20dc
+#define FW_DISPC_WM_SHIFT 0
+#define FW_DISPC_WM_MASK 0x1f
+#define FW_DISPC_BL_SHIFT 8
+#define FW_DISPC_BL_MASK 0x7
+
+#define GPIOA 0x5010
+#define GPIOB 0x5014
+#define GPIOC 0x5018 /* this may be external DDC on i830 */
+#define GPIOD 0x501C /* this is DVO DDC */
+#define GPIOE 0x5020 /* this is DVO i2C */
+#define GPIOF 0x5024
+
+/* PLL registers */
+#define VGA0_DIVISOR 0x06000
+#define VGA1_DIVISOR 0x06004
+#define VGAPD 0x06010
+#define VGAPD_0_P1_SHIFT 0
+#define VGAPD_0_P1_FORCE_DIV2 (1 << 5)
+#define VGAPD_0_P2_SHIFT 7
+#define VGAPD_1_P1_SHIFT 8
+#define VGAPD_1_P1_FORCE_DIV2 (1 << 13)
+#define VGAPD_1_P2_SHIFT 15
+
+#define DPLL_A 0x06014
+#define DPLL_B 0x06018
+#define DPLL_VCO_ENABLE (1 << 31)
+#define DPLL_2X_CLOCK_ENABLE (1 << 30)
+#define DPLL_SYNCLOCK_ENABLE (1 << 29)
+#define DPLL_VGA_MODE_DISABLE (1 << 28)
+#define DPLL_P2_MASK 1
+#define DPLL_P2_SHIFT 23
+#define DPLL_I9XX_P2_SHIFT 24
+#define DPLL_P1_FORCE_DIV2 (1 << 21)
+#define DPLL_P1_MASK 0x1f
+#define DPLL_P1_SHIFT 16
+#define DPLL_REFERENCE_SELECT_MASK (0x3 << 13)
+#define DPLL_REFERENCE_DEFAULT (0x0 << 13)
+#define DPLL_REFERENCE_TVCLK (0x2 << 13)
+#define DPLL_RATE_SELECT_MASK (1 << 8)
+#define DPLL_RATE_SELECT_FP0 (0 << 8)
+#define DPLL_RATE_SELECT_FP1 (1 << 8)
+
+#define FPA0 0x06040
+#define FPA1 0x06044
+#define FPB0 0x06048
+#define FPB1 0x0604c
+#define FP_DIVISOR_MASK 0x3f
+#define FP_N_DIVISOR_SHIFT 16
+#define FP_M1_DIVISOR_SHIFT 8
+#define FP_M2_DIVISOR_SHIFT 0
+
+/* PLL parameters (these are for 852GM/855GM/865G, check earlier chips). */
+/* Clock values are in units of kHz */
+#define PLL_REFCLK 48000
+#define MIN_CLOCK 25000
+#define MAX_CLOCK 350000
+
+/* Two pipes */
+#define PIPE_A 0
+#define PIPE_B 1
+#define PIPE_MASK 1
+
+/* palette registers */
+#define PALETTE_A 0x0a000
+#define PALETTE_B 0x0a800
+#ifndef PALETTE_8_ENTRIES
+#define PALETTE_8_ENTRIES 256
+#endif
+#define PALETTE_8_SIZE (PALETTE_8_ENTRIES * 4)
+#define PALETTE_10_ENTRIES 128
+#define PALETTE_10_SIZE (PALETTE_10_ENTRIES * 8)
+#define PALETTE_8_MASK 0xff
+#define PALETTE_8_RED_SHIFT 16
+#define PALETTE_8_GREEN_SHIFT 8
+#define PALETTE_8_BLUE_SHIFT 0
+
+/* CRTC registers */
+#define HTOTAL_A 0x60000
+#define HBLANK_A 0x60004
+#define HSYNC_A 0x60008
+#define VTOTAL_A 0x6000c
+#define VBLANK_A 0x60010
+#define VSYNC_A 0x60014
+#define SRC_SIZE_A 0x6001c
+#define BCLRPAT_A 0x60020
+
+#define HTOTAL_B 0x61000
+#define HBLANK_B 0x61004
+#define HSYNC_B 0x61008
+#define VTOTAL_B 0x6100c
+#define VBLANK_B 0x61010
+#define VSYNC_B 0x61014
+#define SRC_SIZE_B 0x6101c
+#define BCLRPAT_B 0x61020
+
+#define HTOTAL_MASK 0xfff
+#define HTOTAL_SHIFT 16
+#define HACTIVE_MASK 0x7ff
+#define HACTIVE_SHIFT 0
+#define HBLANKEND_MASK 0xfff
+#define HBLANKEND_SHIFT 16
+#define HBLANKSTART_MASK 0xfff
+#define HBLANKSTART_SHIFT 0
+#define HSYNCEND_MASK 0xfff
+#define HSYNCEND_SHIFT 16
+#define HSYNCSTART_MASK 0xfff
+#define HSYNCSTART_SHIFT 0
+#define VTOTAL_MASK 0xfff
+#define VTOTAL_SHIFT 16
+#define VACTIVE_MASK 0x7ff
+#define VACTIVE_SHIFT 0
+#define VBLANKEND_MASK 0xfff
+#define VBLANKEND_SHIFT 16
+#define VBLANKSTART_MASK 0xfff
+#define VBLANKSTART_SHIFT 0
+#define VSYNCEND_MASK 0xfff
+#define VSYNCEND_SHIFT 16
+#define VSYNCSTART_MASK 0xfff
+#define VSYNCSTART_SHIFT 0
+#define SRC_SIZE_HORIZ_MASK 0x7ff
+#define SRC_SIZE_HORIZ_SHIFT 16
+#define SRC_SIZE_VERT_MASK 0x7ff
+#define SRC_SIZE_VERT_SHIFT 0
+
+#define ADPA 0x61100
+#define ADPA_DAC_ENABLE (1 << 31)
+#define ADPA_DAC_DISABLE 0
+#define ADPA_PIPE_SELECT_SHIFT 30
+#define ADPA_USE_VGA_HVPOLARITY (1 << 15)
+#define ADPA_SETS_HVPOLARITY 0
+#define ADPA_DPMS_CONTROL_MASK (0x3 << 10)
+#define ADPA_DPMS_D0 (0x0 << 10)
+#define ADPA_DPMS_D2 (0x1 << 10)
+#define ADPA_DPMS_D1 (0x2 << 10)
+#define ADPA_DPMS_D3 (0x3 << 10)
+#define ADPA_VSYNC_ACTIVE_SHIFT 4
+#define ADPA_HSYNC_ACTIVE_SHIFT 3
+#define ADPA_SYNC_ACTIVE_MASK 1
+#define ADPA_SYNC_ACTIVE_HIGH 1
+#define ADPA_SYNC_ACTIVE_LOW 0
+
+#define DVOA 0x61120
+#define DVOB 0x61140
+#define DVOC 0x61160
+#define LVDS 0x61180
+#define PORT_ENABLE (1 << 31)
+#define PORT_PIPE_SELECT_SHIFT 30
+#define PORT_TV_FLAGS_MASK 0xFF
+#define PORT_TV_FLAGS 0xC4 /* ripped from my BIOS
+ to understand and correct */
+
+#define DVOA_SRCDIM 0x61124
+#define DVOB_SRCDIM 0x61144
+#define DVOC_SRCDIM 0x61164
+
+#define PIPEA_DSL 0x70000
+#define PIPEB_DSL 0x71000
+#define PIPEACONF 0x70008
+#define PIPEBCONF 0x71008
+#define PIPEASTAT 0x70024 /* bits 0-15 are "write 1 to clear" */
+#define PIPEBSTAT 0x71024
+
+#define PIPECONF_ENABLE (1 << 31)
+#define PIPECONF_DISABLE 0
+#define PIPECONF_DOUBLE_WIDE (1 << 30)
+#define PIPECONF_SINGLE_WIDE 0
+#define PIPECONF_LOCKED (1 << 25)
+#define PIPECONF_UNLOCKED 0
+#define PIPECONF_GAMMA (1 << 24)
+#define PIPECONF_PALETTE 0
+#define PIPECONF_PROGRESSIVE (0 << 21)
+#define PIPECONF_INTERLACE_W_FIELD_INDICATION (6 << 21)
+#define PIPECONF_INTERLACE_FIELD_0_ONLY (7 << 21)
+#define PIPECONF_INTERLACE_MASK (7 << 21)
+
+/* enable bits, write 1 to enable */
+#define PIPESTAT_FIFO_UNDERRUN (1 << 31)
+#define PIPESTAT_CRC_ERROR_EN (1 << 29)
+#define PIPESTAT_CRC_DONE_EN (1 << 28)
+#define PIPESTAT_HOTPLUG_EN (1 << 26)
+#define PIPESTAT_VERTICAL_SYNC_EN (1 << 25)
+#define PIPESTAT_DISPLINE_COMP_EN (1 << 24)
+#define PIPESTAT_FLD_EVT_ODD_EN (1 << 21)
+#define PIPESTAT_FLD_EVT_EVEN_EN (1 << 20)
+#define PIPESTAT_TV_HOTPLUG_EN (1 << 18)
+#define PIPESTAT_VBLANK_EN (1 << 17)
+#define PIPESTAT_OVL_UPDATE_EN (1 << 16)
+/* status bits, write 1 to clear */
+#define PIPESTAT_HOTPLUG_STATE (1 << 15)
+#define PIPESTAT_CRC_ERROR (1 << 13)
+#define PIPESTAT_CRC_DONE (1 << 12)
+#define PIPESTAT_HOTPLUG (1 << 10)
+#define PIPESTAT_VSYNC (1 << 9)
+#define PIPESTAT_DISPLINE_COMP (1 << 8)
+#define PIPESTAT_FLD_EVT_ODD (1 << 5)
+#define PIPESTAT_FLD_EVT_EVEN (1 << 4)
+#define PIPESTAT_TV_HOTPLUG (1 << 2)
+#define PIPESTAT_VBLANK (1 << 1)
+#define PIPESTAT_OVL_UPDATE (1 << 0)
+
+#define DISPARB 0x70030
+#define DISPARB_AEND_MASK 0x1ff
+#define DISPARB_AEND_SHIFT 0
+#define DISPARB_BEND_MASK 0x3ff
+#define DISPARB_BEND_SHIFT 9
+
+/* Desktop HW cursor */
+#define CURSOR_CONTROL 0x70080
+#define CURSOR_ENABLE (1 << 31)
+#define CURSOR_GAMMA_ENABLE (1 << 30)
+#define CURSOR_STRIDE_MASK (0x3 << 28)
+#define CURSOR_STRIDE_256 (0x0 << 28)
+#define CURSOR_STRIDE_512 (0x1 << 28)
+#define CURSOR_STRIDE_1K (0x2 << 28)
+#define CURSOR_STRIDE_2K (0x3 << 28)
+#define CURSOR_FORMAT_MASK (0x7 << 24)
+#define CURSOR_FORMAT_2C (0x0 << 24)
+#define CURSOR_FORMAT_3C (0x1 << 24)
+#define CURSOR_FORMAT_4C (0x2 << 24)
+#define CURSOR_FORMAT_ARGB (0x4 << 24)
+#define CURSOR_FORMAT_XRGB (0x5 << 24)
+
+/* Mobile HW cursor (and i810) */
+#define CURSOR_A_CONTROL CURSOR_CONTROL
+#define CURSOR_B_CONTROL 0x700c0
+#define CURSOR_MODE_MASK 0x27
+#define CURSOR_MODE_DISABLE 0
+#define CURSOR_MODE_64_3C 0x04
+#define CURSOR_MODE_64_4C_AX 0x05
+#define CURSOR_MODE_64_4C 0x06
+#define CURSOR_MODE_64_32B_AX 0x07
+#define CURSOR_MODE_64_ARGB_AX 0x27
+#define CURSOR_PIPE_SELECT_SHIFT 28
+#define CURSOR_MOBILE_GAMMA_ENABLE (1 << 26)
+#define CURSOR_MEM_TYPE_LOCAL (1 << 25)
+
+/* All platforms (desktop has no pipe B) */
+#define CURSOR_A_BASEADDR 0x70084
+#define CURSOR_B_BASEADDR 0x700c4
+#define CURSOR_BASE_MASK 0xffffff00
+
+#define CURSOR_A_POSITION 0x70088
+#define CURSOR_B_POSITION 0x700c8
+#define CURSOR_POS_SIGN (1 << 15)
+#define CURSOR_POS_MASK 0x7ff
+#define CURSOR_X_SHIFT 0
+#define CURSOR_Y_SHIFT 16
+
+#define CURSOR_A_PALETTE0 0x70090
+#define CURSOR_A_PALETTE1 0x70094
+#define CURSOR_A_PALETTE2 0x70098
+#define CURSOR_A_PALETTE3 0x7009c
+#define CURSOR_B_PALETTE0 0x700d0
+#define CURSOR_B_PALETTE1 0x700d4
+#define CURSOR_B_PALETTE2 0x700d8
+#define CURSOR_B_PALETTE3 0x700dc
+#define CURSOR_COLOR_MASK 0xff
+#define CURSOR_RED_SHIFT 16
+#define CURSOR_GREEN_SHIFT 8
+#define CURSOR_BLUE_SHIFT 0
+#define CURSOR_PALETTE_MASK 0xffffff
+
+/* Desktop only */
+#define CURSOR_SIZE 0x700a0
+#define CURSOR_SIZE_MASK 0x3ff
+#define CURSOR_SIZE_H_SHIFT 0
+#define CURSOR_SIZE_V_SHIFT 12
+
+#define DSPACNTR 0x70180
+#define DSPBCNTR 0x71180
+#define DISPPLANE_PLANE_ENABLE (1 << 31)
+#define DISPPLANE_PLANE_DISABLE 0
+#define DISPPLANE_GAMMA_ENABLE (1<<30)
+#define DISPPLANE_GAMMA_DISABLE 0
+#define DISPPLANE_PIXFORMAT_MASK (0xf<<26)
+#define DISPPLANE_8BPP (0x2<<26)
+#define DISPPLANE_15_16BPP (0x4<<26)
+#define DISPPLANE_16BPP (0x5<<26)
+#define DISPPLANE_32BPP_NO_ALPHA (0x6<<26)
+#define DISPPLANE_32BPP (0x7<<26)
+#define DISPPLANE_STEREO_ENABLE (1<<25)
+#define DISPPLANE_STEREO_DISABLE 0
+#define DISPPLANE_SEL_PIPE_SHIFT 24
+#define DISPPLANE_SRC_KEY_ENABLE (1<<22)
+#define DISPPLANE_SRC_KEY_DISABLE 0
+#define DISPPLANE_LINE_DOUBLE (1<<20)
+#define DISPPLANE_NO_LINE_DOUBLE 0
+#define DISPPLANE_STEREO_POLARITY_FIRST 0
+#define DISPPLANE_STEREO_POLARITY_SECOND (1<<18)
+/* plane B only */
+#define DISPPLANE_ALPHA_TRANS_ENABLE (1<<15)
+#define DISPPLANE_ALPHA_TRANS_DISABLE 0
+#define DISPPLANE_SPRITE_ABOVE_DISPLAYA 0
+#define DISPPLANE_SPRITE_ABOVE_OVERLAY 1
+
+#define DSPABASE 0x70184
+#define DSPASTRIDE 0x70188
+
+#define DSPBBASE 0x71184
+#define DSPBSTRIDE 0x71188
+
+#define VGACNTRL 0x71400
+#define VGA_DISABLE (1 << 31)
+#define VGA_ENABLE 0
+#define VGA_PIPE_SELECT_SHIFT 29
+#define VGA_PALETTE_READ_SELECT 23
+#define VGA_PALETTE_A_WRITE_DISABLE (1 << 22)
+#define VGA_PALETTE_B_WRITE_DISABLE (1 << 21)
+#define VGA_LEGACY_PALETTE (1 << 20)
+#define VGA_6BIT_DAC 0
+#define VGA_8BIT_DAC (1 << 20)
+
+#define ADD_ID 0x71408
+#define ADD_ID_MASK 0xff
+
+/* BIOS scratch area registers (830M and 845G). */
+#define SWF0 0x71410
+#define SWF1 0x71414
+#define SWF2 0x71418
+#define SWF3 0x7141c
+#define SWF4 0x71420
+#define SWF5 0x71424
+#define SWF6 0x71428
+
+/* BIOS scratch area registers (852GM, 855GM, 865G). */
+#define SWF00 0x70410
+#define SWF01 0x70414
+#define SWF02 0x70418
+#define SWF03 0x7041c
+#define SWF04 0x70420
+#define SWF05 0x70424
+#define SWF06 0x70428
+
+#define SWF10 SWF0
+#define SWF11 SWF1
+#define SWF12 SWF2
+#define SWF13 SWF3
+#define SWF14 SWF4
+#define SWF15 SWF5
+#define SWF16 SWF6
+
+#define SWF30 0x72414
+#define SWF31 0x72418
+#define SWF32 0x7241c
+
+/* Memory Commands */
+#define MI_NOOP (0x00 << 23)
+#define MI_NOOP_WRITE_ID (1 << 22)
+#define MI_NOOP_ID_MASK ((1 << 22) - 1)
+
+#define MI_FLUSH (0x04 << 23)
+#define MI_WRITE_DIRTY_STATE (1 << 4)
+#define MI_END_SCENE (1 << 3)
+#define MI_INHIBIT_RENDER_CACHE_FLUSH (1 << 2)
+#define MI_INVALIDATE_MAP_CACHE (1 << 0)
+
+#define MI_STORE_DWORD_IMM ((0x20 << 23) | 1)
+
+/* 2D Commands */
+#define COLOR_BLT_CMD ((2 << 29) | (0x40 << 22) | 3)
+#define XY_COLOR_BLT_CMD ((2 << 29) | (0x50 << 22) | 4)
+#define XY_SETUP_CLIP_BLT_CMD ((2 << 29) | (0x03 << 22) | 1)
+#define XY_SRC_COPY_BLT_CMD ((2 << 29) | (0x53 << 22) | 6)
+#define SRC_COPY_BLT_CMD ((2 << 29) | (0x43 << 22) | 4)
+#define XY_MONO_PAT_BLT_CMD ((2 << 29) | (0x52 << 22) | 7)
+#define XY_MONO_SRC_BLT_CMD ((2 << 29) | (0x54 << 22) | 6)
+#define XY_MONO_SRC_IMM_BLT_CMD ((2 << 29) | (0x71 << 22) | 5)
+#define TXT_IMM_BLT_CMD ((2 << 29) | (0x30 << 22) | 2)
+#define SETUP_BLT_CMD ((2 << 29) | (0x00 << 22) | 6)
+
+#define DW_LENGTH_MASK 0xff
+
+#define WRITE_ALPHA (1 << 21)
+#define WRITE_RGB (1 << 20)
+#define VERT_SEED (3 << 8)
+#define HORIZ_SEED (3 << 12)
+
+#define COLOR_DEPTH_8 (0 << 24)
+#define COLOR_DEPTH_16 (1 << 24)
+#define COLOR_DEPTH_32 (3 << 24)
+
+#define SRC_ROP_GXCOPY 0xcc
+#define SRC_ROP_GXXOR 0x66
+
+#define PAT_ROP_GXCOPY 0xf0
+#define PAT_ROP_GXXOR 0x5a
+
+#define PITCH_SHIFT 0
+#define ROP_SHIFT 16
+#define WIDTH_SHIFT 0
+#define HEIGHT_SHIFT 16
+
+/* in bytes */
+#define MAX_MONO_IMM_SIZE 128
+
+
+/*** Macros ***/
+
+/* I/O macros */
+#define INREG8(addr) readb((u8 __iomem *)(dinfo->mmio_base + (addr)))
+#define INREG16(addr) readw((u16 __iomem *)(dinfo->mmio_base + (addr)))
+#define INREG(addr) readl((u32 __iomem *)(dinfo->mmio_base + (addr)))
+#define OUTREG8(addr, val) writeb((val),(u8 __iomem *)(dinfo->mmio_base + \
+ (addr)))
+#define OUTREG16(addr, val) writew((val),(u16 __iomem *)(dinfo->mmio_base + \
+ (addr)))
+#define OUTREG(addr, val) writel((val),(u32 __iomem *)(dinfo->mmio_base + \
+ (addr)))
+
+/* Ring buffer macros */
+#define OUT_RING(n) do { \
+ writel((n), (u32 __iomem *)(dinfo->ring.virtual + dinfo->ring_tail));\
+ dinfo->ring_tail += 4; \
+ dinfo->ring_tail &= dinfo->ring_tail_mask; \
+} while (0)
+
+#define START_RING(n) do { \
+ if (dinfo->ring_space < (n) * 4) \
+ wait_ring(dinfo,(n) * 4); \
+ dinfo->ring_space -= (n) * 4; \
+} while (0)
+
+#define ADVANCE_RING() do { \
+ OUTREG(PRI_RING_TAIL, dinfo->ring_tail); \
+} while (0)
+
+#define DO_RING_IDLE() do { \
+ u32 head, tail; \
+ do { \
+ head = INREG(PRI_RING_HEAD) & RING_HEAD_MASK; \
+ tail = INREG(PRI_RING_TAIL) & RING_TAIL_MASK; \
+ udelay(10); \
+ } while (head != tail); \
+} while (0)
+
+
+/* function protoypes */
+extern int intelfbhw_get_chipset(struct pci_dev *pdev, struct intelfb_info *dinfo);
+extern int intelfbhw_get_memory(struct pci_dev *pdev, int *aperture_size,
+ int *stolen_size);
+extern int intelfbhw_check_non_crt(struct intelfb_info *dinfo);
+extern const char *intelfbhw_dvo_to_string(int dvo);
+extern int intelfbhw_validate_mode(struct intelfb_info *dinfo,
+ struct fb_var_screeninfo *var);
+extern int intelfbhw_pan_display(struct fb_var_screeninfo *var,
+ struct fb_info *info);
+extern void intelfbhw_do_blank(int blank, struct fb_info *info);
+extern void intelfbhw_setcolreg(struct intelfb_info *dinfo, unsigned regno,
+ unsigned red, unsigned green, unsigned blue,
+ unsigned transp);
+extern int intelfbhw_read_hw_state(struct intelfb_info *dinfo,
+ struct intelfb_hwstate *hw, int flag);
+extern void intelfbhw_print_hw_state(struct intelfb_info *dinfo,
+ struct intelfb_hwstate *hw);
+extern int intelfbhw_mode_to_hw(struct intelfb_info *dinfo,
+ struct intelfb_hwstate *hw,
+ struct fb_var_screeninfo *var);
+extern int intelfbhw_program_mode(struct intelfb_info *dinfo,
+ const struct intelfb_hwstate *hw, int blank);
+extern void intelfbhw_do_sync(struct intelfb_info *dinfo);
+extern void intelfbhw_2d_stop(struct intelfb_info *dinfo);
+extern void intelfbhw_2d_start(struct intelfb_info *dinfo);
+extern void intelfbhw_do_fillrect(struct intelfb_info *dinfo, u32 x, u32 y,
+ u32 w, u32 h, u32 color, u32 pitch, u32 bpp,
+ u32 rop);
+extern void intelfbhw_do_bitblt(struct intelfb_info *dinfo, u32 curx, u32 cury,
+ u32 dstx, u32 dsty, u32 w, u32 h, u32 pitch,
+ u32 bpp);
+extern int intelfbhw_do_drawglyph(struct intelfb_info *dinfo, u32 fg, u32 bg,
+ u32 w, u32 h, const u8* cdat, u32 x, u32 y,
+ u32 pitch, u32 bpp);
+extern void intelfbhw_cursor_init(struct intelfb_info *dinfo);
+extern void intelfbhw_cursor_hide(struct intelfb_info *dinfo);
+extern void intelfbhw_cursor_show(struct intelfb_info *dinfo);
+extern void intelfbhw_cursor_setpos(struct intelfb_info *dinfo, int x, int y);
+extern void intelfbhw_cursor_setcolor(struct intelfb_info *dinfo, u32 bg,
+ u32 fg);
+extern void intelfbhw_cursor_load(struct intelfb_info *dinfo, int width,
+ int height, u8 *data);
+extern void intelfbhw_cursor_reset(struct intelfb_info *dinfo);
+extern int intelfbhw_enable_irq(struct intelfb_info *dinfo);
+extern void intelfbhw_disable_irq(struct intelfb_info *dinfo);
+extern int intelfbhw_wait_for_vsync(struct intelfb_info *dinfo, u32 pipe);
+extern int intelfbhw_active_pipe(const struct intelfb_hwstate *hw);
+
+#endif /* _INTELFBHW_H */