97 lines
3.2 KiB
C
97 lines
3.2 KiB
C
/*
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* Geode GX display controller
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*
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* Copyright (C) 2006 Arcom Control Systems Ltd.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef __DISPLAY_GX_H__
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#define __DISPLAY_GX_H__
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int gx_frame_buffer_size(void);
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int gx_line_delta(int xres, int bpp);
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extern struct geode_dc_ops gx_dc_ops;
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/* Display controller registers */
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#define DC_UNLOCK 0x00
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# define DC_UNLOCK_CODE 0x00004758
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#define DC_GENERAL_CFG 0x04
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# define DC_GCFG_DFLE 0x00000001
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# define DC_GCFG_CURE 0x00000002
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# define DC_GCFG_ICNE 0x00000004
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# define DC_GCFG_VIDE 0x00000008
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# define DC_GCFG_CMPE 0x00000020
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# define DC_GCFG_DECE 0x00000040
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# define DC_GCFG_VGAE 0x00000080
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# define DC_GCFG_DFHPSL_MASK 0x00000F00
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# define DC_GCFG_DFHPSL_POS 8
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# define DC_GCFG_DFHPEL_MASK 0x0000F000
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# define DC_GCFG_DFHPEL_POS 12
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# define DC_GCFG_STFM 0x00010000
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# define DC_GCFG_FDTY 0x00020000
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# define DC_GCFG_VGAFT 0x00040000
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# define DC_GCFG_VDSE 0x00080000
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# define DC_GCFG_YUVM 0x00100000
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# define DC_GCFG_VFSL 0x00800000
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# define DC_GCFG_SIGE 0x01000000
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# define DC_GCFG_SGRE 0x02000000
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# define DC_GCFG_SGFR 0x04000000
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# define DC_GCFG_CRC_MODE 0x08000000
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# define DC_GCFG_DIAG 0x10000000
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# define DC_GCFG_CFRW 0x20000000
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#define DC_DISPLAY_CFG 0x08
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# define DC_DCFG_TGEN 0x00000001
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# define DC_DCFG_GDEN 0x00000008
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# define DC_DCFG_VDEN 0x00000010
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# define DC_DCFG_TRUP 0x00000040
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# define DC_DCFG_DISP_MODE_MASK 0x00000300
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# define DC_DCFG_DISP_MODE_8BPP 0x00000000
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# define DC_DCFG_DISP_MODE_16BPP 0x00000100
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# define DC_DCFG_DISP_MODE_24BPP 0x00000200
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# define DC_DCFG_16BPP_MODE_MASK 0x00000c00
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# define DC_DCFG_16BPP_MODE_565 0x00000000
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# define DC_DCFG_16BPP_MODE_555 0x00000100
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# define DC_DCFG_16BPP_MODE_444 0x00000200
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# define DC_DCFG_DCEN 0x00080000
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# define DC_DCFG_PALB 0x02000000
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# define DC_DCFG_FRLK 0x04000000
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# define DC_DCFG_VISL 0x08000000
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# define DC_DCFG_FRSL 0x20000000
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# define DC_DCFG_A18M 0x40000000
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# define DC_DCFG_A20M 0x80000000
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#define DC_FB_ST_OFFSET 0x10
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#define DC_LINE_SIZE 0x30
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# define DC_LINE_SIZE_FB_LINE_SIZE_MASK 0x000007ff
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# define DC_LINE_SIZE_FB_LINE_SIZE_POS 0
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# define DC_LINE_SIZE_CB_LINE_SIZE_MASK 0x007f0000
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# define DC_LINE_SIZE_CB_LINE_SIZE_POS 16
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# define DC_LINE_SIZE_VID_LINE_SIZE_MASK 0xff000000
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# define DC_LINE_SIZE_VID_LINE_SIZE_POS 24
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#define DC_GFX_PITCH 0x34
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# define DC_GFX_PITCH_FB_PITCH_MASK 0x0000ffff
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# define DC_GFX_PITCH_FB_PITCH_POS 0
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# define DC_GFX_PITCH_CB_PITCH_MASK 0xffff0000
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# define DC_GFX_PITCH_CB_PITCH_POS 16
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#define DC_H_ACTIVE_TIMING 0x40
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#define DC_H_BLANK_TIMING 0x44
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#define DC_H_SYNC_TIMING 0x48
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#define DC_V_ACTIVE_TIMING 0x50
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#define DC_V_BLANK_TIMING 0x54
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#define DC_V_SYNC_TIMING 0x58
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#define DC_PAL_ADDRESS 0x70
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#define DC_PAL_DATA 0x74
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#endif /* !__DISPLAY_GX1_H__ */
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