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/* $NetBSD: hpcfbio.h,v 1.4 2022/04/08 10:27:04 andvar Exp $ */
/*-
* Copyright (c) 1999
* Shin Takemura and PocketBSD Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the PocketBSD project
* and its contributors.
* 4. Neither the name of the project nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#ifndef H_HPCFBIO
#define H_HPCFBIO
#include <sys/types.h>
#include <sys/ioccom.h>
#define HPCFB_MAXNAMELEN 32
#define HPCFB_DEFAULT_CONFIG 0
#define HPCFB_CURRENT_CONFIG -1
#define HPCFB_DEFAULT_UNIT 0
#define HPCFB_CURRENT_UNIT -1
#define HPCFB_CLASS_UNKNOWN 0 /* unknown class */
#define HPCFB_CLASS_GRAYSCALE 1 /* gray scale (maybe monochrome)*/
#define HPCFB_CLASS_INDEXCOLOR 2 /* index color */
#define HPCFB_CLASS_RGBCOLOR 3 /* RGB color */
#define HPCFB_ACCESS_CACHEABLE (1<<0) /* cacheable */
#define HPCFB_ACCESS_BYTE (1<<1) /* permit 8 bit access */
#define HPCFB_ACCESS_WORD (1<<2) /* permit 16 bit access */
#define HPCFB_ACCESS_3BYTE (1<<3) /* permit 3 bytes access */
#define HPCFB_ACCESS_DWORD (1<<4) /* permit 32 bit access */
#define HPCFB_ACCESS_5BYTE (1<<5) /* permit 5 bytes access */
#define HPCFB_ACCESS_6BYTE (1<<6) /* permit 6 bytes access */
#define HPCFB_ACCESS_7BYTE (1<<7) /* permit 7 bytes access */
#define HPCFB_ACCESS_QWORD (1<<8) /* permit 64 bit access */
#define HPCFB_ACCESS_9BYTE (1<<9) /* permit 9 bytes access */
#define HPCFB_ACCESS_10BYTE (1<<10) /* permit 10 bytes access */
#define HPCFB_ACCESS_11BYTE (1<<11) /* permit 11 bytes access */
#define HPCFB_ACCESS_12BYTE (1<<12) /* permit 12 bytes access */
#define HPCFB_ACCESS_13BYTE (1<<13) /* permit 13 bytes access */
#define HPCFB_ACCESS_14BYTE (1<<14) /* permit 14 bytes access */
#define HPCFB_ACCESS_15BYTE (1<<15) /* permit 15 bytes access */
#define HPCFB_ACCESS_OWORD (1<<16) /* permit 128 bit access */
#define HPCFB_ACCESS_LSB_TO_MSB (1<<17) /* first pixel is at LSB side */
#define HPCFB_ACCESS_R_TO_L (1<<18) /* pixel order is right to left */
#define HPCFB_ACCESS_B_TO_T (1<<19) /* pixel order is bottom to top */
#define HPCFB_ACCESS_Y_TO_X (1<<20) /* pixel ordef is Y to X */
#define HPCFB_ACCESS_STATIC (1<<21) /* no translation table */
#define HPCFB_ACCESS_REVERSE (1<<22) /* value 0 means white */
#define HPCFB_ACCESS_PACK_BLANK (1<<23) /* pack has a blank at MSB */
#define HPCFB_ACCESS_PIXEL_BLANK (1<<24)/* pixel has a blank at MSB */
#define HPCFB_ACCESS_ALPHA_REVERSE (1<<25) /* alpha value 0 means thick */
/*
* These bits mean that pack data should be stored in reverse order on
* memory.
*
* HPCFB_REVORDER_BYTE: 0x00 0x01
* +----+-----+
* |7..0|15..8|
* +----+-----+
* HPCFB_REVORDER_WORD: 0x00 0x02
* +----+-----+----+----+
* |15..0 |31..15 |
* +----+-----+----+----+
* HPCFB_REVORDER_DWORD: 0x00 0x04
* +----+-----+----+----+----+----+----+----+
* |31..0 |63..32 |
* +----+-----+----+----+----+----+----+----+
* HPCFB_REVORDER_QWORD: 0x00 0x08
* +----+-----+----+----~----+----+----+----~----+
* |63..0 |127..64 |
* +----+-----+----+----~----+----+----+----~----+
*/
#define HPCFB_REVORDER_BYTE (1<<0)
#define HPCFB_REVORDER_WORD (1<<1)
#define HPCFB_REVORDER_DWORD (1<<2)
#define HPCFB_REVORDER_QWORD (1<<3)
struct hpcfb_fbconf {
short hf_conf_index; /* configuration index */
short hf_nconfs; /* how many configurations */
short hf_class; /* HPCFB_CLASS_* */
char hf_name[HPCFB_MAXNAMELEN];
/* frame buffer name, null terminated*/
char hf_conf_name[HPCFB_MAXNAMELEN];
/* config name, null terminated */
short hf_height; /* how many lines */
short hf_width; /* how many pixels in a line */
u_long hf_baseaddr; /* frame buffer start address */
u_long hf_offset; /* frame buffer start offset for mmap*/
short hf_bytes_per_line; /**/
short hf_nplanes; /**/
long hf_bytes_per_plane; /**/
short hf_pack_width; /* how many bits in a pack */
short hf_pixels_per_pack; /* how many pixels in a pack */
short hf_pixel_width; /* effective bits width */
u_long hf_access_flags; /* HPCFB_ACCESS_* */
u_long hf_order_flags; /* HPCFB_REVORDER_* */
u_long hf_reg_offset; /* hardware register offset for mmap */
u_long hf_reserved[3];
/*
* class dependent data
*/
short hf_class_data_length;
union {
char hf_place_holder[128];
struct hf_gray_tag {
u_long hf_flags; /* reserved for future use */
} hf_gray;
struct hf_indexed_tag {
u_long hf_flags; /* reserved for future use */
} hf_indexed;
struct hf_rgb_tag {
u_long hf_flags; /* reserved for future use */
short hf_red_width;
short hf_red_shift;
short hf_green_width;
short hf_green_shift;
short hf_blue_width;
short hf_blue_shift;
short hf_alpha_width;
short hf_alpha_shift;
} hf_rgb;
} hf_u;
/*
* extended data for future use
*/
int hf_ext_size; /* this value is 0 */
void *hf_ext_data; /* this value is NULL */
};
#define HPCFB_DSP_CLASS_UNKNOWN 0 /* unknown display type */
#define HPCFB_DSP_CLASS_COLORCRT 1 /* color CRT */
#define HPCFB_DSP_CLASS_COLORLCD 2 /* color LCD */
#define HPCFB_DSP_CLASS_GRAYCRT 3 /* gray or mono CRT */
#define HPCFB_DSP_CLASS_GRAYLCD 4 /* gray or mono LCD */
#define HPCFB_DSP_CLASS_EXTERNAL 5 /* external output */
#define HPCFB_DSP_CLASS_VIDEO 6 /* external video output*/
#define HPCFB_DSP_DPI_UNKNOWN 0
struct hpcfb_dspconf {
short hd_unit_index; /* display unit index */
short hd_nunits; /* how many display units */
short hd_class; /* HPCFB_DSP_CLASS_* */
char hd_name[HPCFB_MAXNAMELEN];
/* display name */
unsigned long hd_op_flags;
unsigned long hd_reserved[3];
short hd_conf_index; /* configuration index */
short hd_nconfs; /* how many configurations */
char hd_conf_name[HPCFB_MAXNAMELEN];
/* configuration name */
short hd_width;
short hd_height;
short hd_xdpi;
short hd_ydpi;
};
struct hpcfb_dsp_op {
short op;
long args[4];
short ext_size;
void *ext_arg;
};
/*
* view port position
* arg0 is x_offset
* arg1 is y_offset
*/
#define HPCFB_DSP_OP_VIEW 0
/*
* display settings
* arg0 is bright;
* arg1 is contrast;
*/
#define HPCFB_DSP_OP_BRIGHT 1
/*
* power state
* arg0 is power state
*/
#define HPCFB_DSP_OP_POWER 2
#define HPCFB_DSP_PW_ON 0 /* full power */
#define HPCFB_DSP_PW_SAVE 10 /* power save mode, but not blank */
#define HPCFB_DSP_PW_CUT 20 /* power save mode, screen is blank */
#define HPCFB_DSP_PW_OFF 30 /* power off */
/*
* output signal settings
* ext_arg is struct hpcfb_dsp_signal
*/
#define HPCFB_DSP_OP_SIGNAL 3
#define HPCFB_DSP_SIG_H_SYNC_HIGH (1<<0)
#define HPCFB_DSP_SIG_V_SYNC_HIGH (1<<1)
#define HPCFB_DSP_SIG_C_SYNC_HIGH (1<<2)
#define HPCFB_DSP_SIG_SYNC_EXT (1<<3)
#define HPCFB_DSP_SIG_SYNC_GREEN (1<<4)
struct hpcfb_dsp_signal {
unsigned long flags;
long pixclock; /* pixel clock in pico seconds */
long left_margin; /* time from H sync to picture */
long right_margin; /* time from picture to H sync */
long upper_margin; /* time from V sync to picture */
long lower_margin; /* time from picture to V sync */
long hsync_len; /* length of H sync */
long vsync_len; /* length of V sync */
};
#define HPCFBIO_GCONF _IOWR('H', 0, struct hpcfb_fbconf)
#define HPCFBIO_SCONF _IOW('H', 1, struct hpcfb_fbconf)
#define HPCFBIO_GDSPCONF _IOWR('H', 2, struct hpcfb_dspconf)
#define HPCFBIO_SDSPCONF _IOW('H', 3, struct hpcfb_dspconf)
#define HPCFBIO_GOP _IOR('H', 4, struct hpcfb_dsp_op)
#define HPCFBIO_SOP _IOWR('H', 5, struct hpcfb_dsp_op)
#endif /* H_HPCFBIO */
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