1 /* $NetBSD: genfbvar.h,v 1.12 2010/01/08 19:51:11 dyoung 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 1.12 2010/01/08 19:51:11 dyoung Exp $"); 31 32 #ifndef GENFBVAR_H 33 #define GENFBVAR_H 34 35 #include <sys/param.h> 36 #include <sys/buf.h> 37 #include <sys/conf.h> 38 #include <sys/device.h> 39 40 #include <sys/bus.h> 41 42 #include <dev/wscons/wsconsio.h> 43 #include <dev/wscons/wsdisplayvar.h> 44 #include <dev/rasops/rasops.h> 45 46 #include <dev/wscons/wsdisplay_vconsvar.h> 47 48 struct genfb_ops { 49 int (*genfb_ioctl)(void *, void *, u_long, void *, int, struct lwp *); 50 paddr_t (*genfb_mmap)(void *, void *, off_t, int); 51 int (*genfb_borrow)(void *, bus_addr_t, bus_space_handle_t *); 52 }; 53 54 struct genfb_colormap_callback { 55 void *gcc_cookie; 56 void (*gcc_set_mapreg)(void *, int, int, int, int); 57 }; 58 59 struct genfb_pmf_callback { 60 bool (*gpc_suspend)(device_t, pmf_qual_t); 61 bool (*gpc_resume)(device_t, pmf_qual_t); 62 }; 63 64 struct genfb_softc { 65 struct device sc_dev; 66 struct vcons_data vd; 67 struct genfb_ops sc_ops; 68 struct vcons_screen sc_console_screen; 69 struct wsscreen_descr sc_defaultscreen_descr; 70 const struct wsscreen_descr *sc_screens[1]; 71 struct wsscreen_list sc_screenlist; 72 struct genfb_colormap_callback *sc_cmcb; 73 struct genfb_pmf_callback *sc_pmfcb; 74 void *sc_fbaddr; /* kva */ 75 void *sc_shadowfb; 76 bus_addr_t sc_fboffset; /* bus address */ 77 int sc_width, sc_height, sc_stride, sc_depth; 78 size_t sc_fbsize; 79 int sc_mode; 80 u_char sc_cmap_red[256]; 81 u_char sc_cmap_green[256]; 82 u_char sc_cmap_blue[256]; 83 bool sc_want_clear; 84 }; 85 86 void genfb_cnattach(void); 87 void genfb_disable(void); 88 int genfb_is_console(void); 89 int genfb_is_enabled(void); 90 void genfb_init(struct genfb_softc *); 91 int genfb_attach(struct genfb_softc *, struct genfb_ops *); 92 int genfb_borrow(bus_addr_t, bus_space_handle_t *); 93 void genfb_restore_palette(struct genfb_softc *); 94 95 96 #endif /* GENFBVAR_H */ 97