141 lines
4.8 KiB
C
141 lines
4.8 KiB
C
/* $NetBSD: tgavar.h,v 1.6 1996/10/23 04:12:36 cgd Exp $ */
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/*
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* Copyright (c) 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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#include <machine/tgareg.h>
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#include <dev/rcons/raster.h>
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#include <alpha/wscons/wsconsvar.h>
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#include <alpha/wscons/wscons_raster.h>
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struct tga_devconfig;
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struct fbcmap;
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struct fbcursor;
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struct fbcurpos;
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struct tga_ramdac_conf {
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char *tgar_name;
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void (*tgar_init) __P((struct tga_devconfig *, int));
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int (*tgar_intr) __P((void *));
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int (*tgar_set_cmap) __P((struct tga_devconfig *,
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struct fbcmap *));
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int (*tgar_get_cmap) __P((struct tga_devconfig *,
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struct fbcmap *));
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int (*tgar_set_cursor) __P((struct tga_devconfig *,
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struct fbcursor *));
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int (*tgar_get_cursor) __P((struct tga_devconfig *,
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struct fbcursor *));
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int (*tgar_set_curpos) __P((struct tga_devconfig *,
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struct fbcurpos *));
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int (*tgar_get_curpos) __P((struct tga_devconfig *,
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struct fbcurpos *));
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int (*tgar_get_curmax) __P((struct tga_devconfig *,
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struct fbcurpos *));
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};
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struct tga_conf {
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char *tgac_name; /* name for this board type */
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const struct tga_ramdac_conf
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*tgac_ramdac; /* the RAMDAC type; see above */
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int tgac_phys_depth; /* physical frame buffer depth */
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vm_size_t tgac_cspace_size; /* core space size */
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vm_size_t tgac_vvbr_units; /* what '1' in the VVBR means */
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int tgac_ndbuf; /* number of display buffers */
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vm_offset_t tgac_dbuf[2]; /* display buffer offsets/addresses */
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vm_size_t tgac_dbufsz[2]; /* display buffer sizes */
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int tgac_nbbuf; /* number of display buffers */
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vm_offset_t tgac_bbuf[2]; /* back buffer offsets/addresses */
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vm_size_t tgac_bbufsz[2]; /* back buffer sizes */
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};
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struct tga_devconfig {
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bus_space_tag_t dc_memt;
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pci_chipset_tag_t dc_pc;
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pcitag_t dc_pcitag; /* PCI tag */
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bus_addr_t dc_pcipaddr; /* PCI phys addr. */
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tga_reg_t *dc_regs; /* registers; XXX: need aliases */
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int dc_tga_type; /* the device type; see below */
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const struct tga_conf *dc_tgaconf; /* device buffer configuration */
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vm_offset_t dc_vaddr; /* memory space virtual base address */
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vm_offset_t dc_paddr; /* memory space physical base address */
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int dc_wid; /* width of frame buffer */
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int dc_ht; /* height of frame buffer */
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int dc_rowbytes; /* bytes in a FB scan line */
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vm_offset_t dc_videobase; /* base of flat frame buffer */
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struct raster dc_raster; /* raster description */
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struct rcons dc_rcons; /* raster blitter control info */
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int dc_blanked; /* currently had video disabled */
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void *dc_ramdac_private; /* RAMDAC private storage */
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};
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struct tga_softc {
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struct device sc_dev;
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struct tga_devconfig *sc_dc; /* device configuration */
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void *sc_intr; /* interrupt handler info */
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/* XXX should record intr fns/arg */
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};
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#define TGA_TYPE_T8_01 0 /* 8bpp, 1MB */
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#define TGA_TYPE_T8_02 1 /* 8bpp, 2MB */
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#define TGA_TYPE_T8_22 2 /* 8bpp, 4MB */
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#define TGA_TYPE_T8_44 3 /* 8bpp, 8MB */
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#define TGA_TYPE_T32_04 4 /* 32bpp, 4MB */
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#define TGA_TYPE_T32_08 5 /* 32bpp, 8MB */
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#define TGA_TYPE_T32_88 6 /* 32bpp, 16MB */
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#define TGA_TYPE_UNKNOWN 7 /* unknown */
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#define DEVICE_IS_TGA(class, id) \
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((PCI_VENDOR(id) == PCI_VENDOR_DEC && \
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PCI_PRODUCT(id) == PCI_PRODUCT_DEC_21030) ? 10 : 0)
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void tga_console __P((bus_space_tag_t, bus_space_tag_t, pci_chipset_tag_t,
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int, int, int));
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int tga_identify __P((tga_reg_t *));
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const struct tga_conf *tga_getconf __P((int));
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extern const struct tga_ramdac_conf tga_ramdac_bt463;
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extern const struct tga_ramdac_conf tga_ramdac_bt485;
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int tga_builtin_set_cursor __P((struct tga_devconfig *, struct fbcursor *));
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int tga_builtin_get_cursor __P((struct tga_devconfig *, struct fbcursor *));
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int tga_builtin_set_curpos __P((struct tga_devconfig *, struct fbcurpos *));
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int tga_builtin_get_curpos __P((struct tga_devconfig *, struct fbcurpos *));
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int tga_builtin_get_curmax __P((struct tga_devconfig *, struct fbcurpos *));
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