1 /* 2 * Copyright (c) 1988 University of Utah. 3 * Copyright (c) 1990 The Regents of the University of California. 4 * All rights reserved. 5 * 6 * This code is derived from software contributed to Berkeley by 7 * the Systems Programming Group of the University of Utah Computer 8 * Science Department. 9 * 10 * %sccs.include.redist.c% 11 * 12 * from: Utah $Hdr: grfvar.h 1.9 91/01/21$ 13 * 14 * @(#)grfvar.h 7.3 (Berkeley) 05/07/91 15 */ 16 17 /* internal structure of lock page */ 18 #define GRFMAXLCK 256 19 struct grf_lockpage { 20 u_char gl_locks[GRFMAXLCK]; 21 }; 22 #define gl_lockslot gl_locks[0] 23 24 /* per display info */ 25 struct grf_softc { 26 int g_flags; /* software flags */ 27 int g_type; /* type of display */ 28 caddr_t g_regkva; /* KVA of registers */ 29 caddr_t g_fbkva; /* KVA of framebuffer */ 30 struct grfinfo g_display; /* hardware description (for ioctl) */ 31 struct grf_lockpage *g_lock; /* lock page associated with device */ 32 struct proc *g_lockp; /* process holding lock */ 33 short *g_pid; /* array of pids with device open */ 34 int g_lockpslot; /* g_pid entry of g_lockp */ 35 caddr_t g_data; /* device dependent data */ 36 }; 37 38 /* flags */ 39 #define GF_ALIVE 0x01 40 #define GF_OPEN 0x02 41 #define GF_EXCLUDE 0x04 42 #define GF_WANTED 0x08 43 #define GF_BSDOPEN 0x10 44 #define GF_HPUXOPEN 0x20 45 46 /* display types - indices into grfdev */ 47 #define GT_TOPCAT 0 48 #define GT_GATORBOX 1 49 #define GT_RENAISSANCE 2 50 #define GT_LRCATSEYE 3 51 #define GT_HRCCATSEYE 4 52 #define GT_HRMCATSEYE 5 53 #define GT_DAVINCI 6 54 55 struct grfdev { 56 int gd_hardid; /* secondary id returned by hardware */ 57 int gd_softid; /* id returned by HP-UX */ 58 int (*gd_init)(); /* boot time initialization */ 59 int (*gd_mode)(); /* misc functions */ 60 char *gd_desc; /* text description */ 61 }; 62 63 /* hardware ids */ 64 #define GID_GATORBOX 1 65 #define GID_TOPCAT 2 66 #define GID_RENAISSANCE 4 67 #define GID_LRCATSEYE 5 68 #define GID_HRCCATSEYE 6 69 #define GID_HRMCATSEYE 7 70 #define GID_DAVINCI 8 71 72 /* software ids defined in grfioctl.h */ 73 74 /* requests to mode routine */ 75 #define GM_GRFON 1 76 #define GM_GRFOFF 2 77 #define GM_GRFOVON 3 78 #define GM_GRFOVOFF 4 79 80 struct grfreg { 81 char gr_pad0; 82 u_char gr_id; /* +0x01 */ 83 char gr_pad1[0x13]; 84 u_char gr_id2; /* +0x15 */ 85 char gr_pad2[0x47]; 86 u_char gr_fbomsb; /* +0x5d */ 87 char gr_pad3; 88 u_char gr_fbolsb; /* +0x5f */ 89 }; 90 /* bitmapped display hardware id */ 91 #define GRFHWID 0x39 92 93 /* internal bitmapped display address */ 94 #define GRFIADDR 0x560000 95 96 /* minor device interpretation */ 97 #define GRFOVDEV 0x10 /* overlay planes */ 98 #define GRFIMDEV 0x20 /* images planes */ 99 #define GRFUNIT(d) ((d) & 0x7) 100 101 #ifdef KERNEL 102 extern struct grf_softc grf_softc[]; 103 #endif 104