1 /* $NetBSD: genfbvar.h,v 1.19 2011/02/09 13:19:19 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2007 Michael Lorenz 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: genfbvar.h,v 1.19 2011/02/09 13:19:19 jmcneill Exp $"); 31 32 #ifndef GENFBVAR_H 33 #define GENFBVAR_H 34 35 #include "opt_splash.h" 36 37 #include <sys/param.h> 38 #include <sys/buf.h> 39 #include <sys/conf.h> 40 #include <sys/device.h> 41 42 #include <sys/bus.h> 43 44 #include <dev/wscons/wsconsio.h> 45 #include <dev/wscons/wsdisplayvar.h> 46 #include <dev/rasops/rasops.h> 47 48 #include <dev/wscons/wsdisplay_vconsvar.h> 49 #include "opt_genfb.h" 50 51 #ifdef SPLASHSCREEN 52 #define GENFB_DISABLE_TEXT 53 #include <dev/splash/splash.h> 54 #endif 55 56 struct genfb_softc; 57 58 struct genfb_ops { 59 int (*genfb_ioctl)(void *, void *, u_long, void *, int, struct lwp *); 60 paddr_t (*genfb_mmap)(void *, void *, off_t, int); 61 int (*genfb_borrow)(void *, bus_addr_t, bus_space_handle_t *); 62 }; 63 64 struct genfb_colormap_callback { 65 void *gcc_cookie; 66 void (*gcc_set_mapreg)(void *, int, int, int, int); 67 }; 68 69 struct genfb_parameter_callback{ 70 void *gpc_cookie; 71 void (*gpc_set_parameter)(void *, int); 72 int (*gpc_get_parameter)(void *); 73 }; 74 75 struct genfb_pmf_callback { 76 bool (*gpc_suspend)(device_t, const pmf_qual_t *); 77 bool (*gpc_resume)(device_t, const pmf_qual_t *); 78 }; 79 80 struct genfb_mode_callback { 81 bool (*gmc_setmode)(struct genfb_softc *, int); 82 }; 83 84 struct genfb_softc { 85 device_t sc_dev; 86 struct vcons_data vd; 87 struct genfb_ops sc_ops; 88 struct vcons_screen sc_console_screen; 89 struct wsscreen_descr sc_defaultscreen_descr; 90 const struct wsscreen_descr *sc_screens[1]; 91 struct wsscreen_list sc_screenlist; 92 struct genfb_colormap_callback *sc_cmcb; 93 struct genfb_pmf_callback *sc_pmfcb; 94 struct genfb_parameter_callback *sc_backlight; 95 struct genfb_mode_callback *sc_modecb; 96 int sc_backlight_level, sc_backlight_on; 97 void *sc_fbaddr; /* kva */ 98 #ifdef GENFB_SHADOWFB 99 void *sc_shadowfb; 100 #endif 101 bus_addr_t sc_fboffset; /* bus address */ 102 int sc_width, sc_height, sc_stride, sc_depth; 103 size_t sc_fbsize; 104 int sc_mode; 105 u_char sc_cmap_red[256]; 106 u_char sc_cmap_green[256]; 107 u_char sc_cmap_blue[256]; 108 bool sc_want_clear; 109 #ifdef SPLASHSCREEN 110 struct splash_info sc_splash; 111 #endif 112 }; 113 114 void genfb_cnattach(void); 115 void genfb_disable(void); 116 int genfb_is_console(void); 117 int genfb_is_enabled(void); 118 void genfb_init(struct genfb_softc *); 119 int genfb_attach(struct genfb_softc *, struct genfb_ops *); 120 int genfb_borrow(bus_addr_t, bus_space_handle_t *); 121 void genfb_restore_palette(struct genfb_softc *); 122 void genfb_enable_polling(device_t); 123 void genfb_disable_polling(device_t); 124 125 #endif /* GENFBVAR_H */ 126