121 lines
3.7 KiB
C
121 lines
3.7 KiB
C
/*-
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* Copyright (c) 1998 Michael Smith and Kazutaka YOKOTA
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer as
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* the first lines of this file unmodified.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_PC_VESA_H
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#define _MACHINE_PC_VESA_H
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struct vesa_info
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{
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/* mandatory fields */
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u_int8_t v_sig[4] __packed; /* VESA */
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u_int16_t v_version __packed; /* ver in BCD */
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u_int32_t v_oemstr __packed; /* OEM string */
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u_int32_t v_flags __packed; /* flags */
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#define V_DAC8 (1<<0)
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#define V_NONVGA (1<<1)
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#define V_SNOW (1<<2)
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u_int32_t v_modetable __packed; /* modes */
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u_int16_t v_memsize __packed; /* in 64K */
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/* 2.0 */
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u_int16_t v_revision __packed; /* software rev */
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u_int32_t v_venderstr __packed; /* vender */
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u_int32_t v_prodstr __packed; /* product name */
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u_int32_t v_revstr __packed; /* product rev */
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};
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struct vesa_mode
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{
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/* mandatory fields */
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u_int16_t v_modeattr;
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#define V_MODESUPP (1<<0) /* VESA mode attributes */
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#define V_MODEOPTINFO (1<<1)
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#define V_MODEBIOSOUT (1<<2)
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#define V_MODECOLOR (1<<3)
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#define V_MODEGRAPHICS (1<<4)
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#define V_MODENONVGA (1<<5)
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#define V_MODENONBANK (1<<6)
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#define V_MODELFB (1<<7)
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#define V_MODEVESA (1<<16) /* Private attributes */
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u_int8_t v_waattr;
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u_int8_t v_wbattr;
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#define V_WATTREXIST (1<<0)
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#define V_WATTRREAD (1<<1)
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#define V_WATTRWRITE (1<<2)
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u_int16_t v_wgran;
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u_int16_t v_wsize;
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u_int16_t v_waseg;
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u_int16_t v_wbseg;
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u_int32_t v_posfunc;
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u_int16_t v_bpscanline;
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/* fields optional for 1.0/1.1 implementations */
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u_int16_t v_width;
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u_int16_t v_height;
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u_int8_t v_cwidth;
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u_int8_t v_cheight;
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u_int8_t v_planes;
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u_int8_t v_bpp;
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u_int8_t v_banks;
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u_int8_t v_memmodel;
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#define V_MMTEXT 0
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#define V_MMCGA 1
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#define V_MMHGC 2
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#define V_MMEGA 3
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#define V_MMPACKED 4
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#define V_MMSEQU256 5
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#define V_MMDIRCOLOR 6
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#define V_MMYUV 7
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u_int8_t v_banksize;
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u_int8_t v_ipages;
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u_int8_t v_reserved0;
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/* fields for 1.2+ implementations */
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u_int8_t v_redmasksize;
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u_int8_t v_redfieldpos;
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u_int8_t v_greenmasksize;
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u_int8_t v_greenfieldpos;
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u_int8_t v_bluemasksize;
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u_int8_t v_bluefieldpos;
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u_int8_t v_resmasksize;
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u_int8_t v_resfieldpos;
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u_int8_t v_dircolormode;
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/* 2.0 implementations */
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u_int32_t v_lfb;
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u_int32_t v_offscreen;
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u_int16_t v_offscreensize;
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};
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#ifdef _KERNEL
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#define VESA_MODE(x) ((x) >= M_VESA_BASE)
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int vesa_load_ioctl(void);
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int vesa_unload_ioctl(void);
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#endif
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#endif /* !_MACHINE_PC_VESA_H */
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