feaf75c755
cursor code. These are unneeded on the Bt485, since the RAMDAC handles the hardware cursor. They are needed for the Bt463, however, since the RAMDAC only provides cursor color.
154 lines
5.2 KiB
C
154 lines
5.2 KiB
C
/* $NetBSD: tgavar.h,v 1.3 1998/08/18 08:07:45 thorpej 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 <dev/pci/tgareg.h>
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#include <dev/rcons/raster.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/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 wsdisplay_cmap *));
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int (*tgar_get_cmap) __P((struct tga_devconfig *,
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struct wsdisplay_cmap *));
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int (*tgar_set_cursor) __P((struct tga_devconfig *,
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struct wsdisplay_cursor *));
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int (*tgar_get_cursor) __P((struct tga_devconfig *,
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struct wsdisplay_cursor *));
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int (*tgar_set_curpos) __P((struct tga_devconfig *,
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struct wsdisplay_curpos *));
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int (*tgar_get_curpos) __P((struct tga_devconfig *,
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struct wsdisplay_curpos *));
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int (*tgar_get_curmax) __P((struct tga_devconfig *,
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struct wsdisplay_curpos *));
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/* Only called from the TGA built-in cursor handling code. */
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int (*tgar_set_curcmap) __P((struct tga_devconfig *,
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struct wsdisplay_cursor *));
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int (*tgar_get_curcmap) __P((struct tga_devconfig *,
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struct wsdisplay_cursor *));
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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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vsize_t tgac_cspace_size; /* core space size */
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vsize_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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vaddr_t tgac_dbuf[2]; /* display buffer offsets/addresses */
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vsize_t tgac_dbufsz[2]; /* display buffer sizes */
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int tgac_nbbuf; /* number of display buffers */
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vaddr_t tgac_bbuf[2]; /* back buffer offsets/addresses */
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vsize_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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vaddr_t dc_vaddr; /* memory space virtual base address */
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paddr_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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vaddr_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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int nscreens;
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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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int tga_cnattach __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 *,
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struct wsdisplay_cursor *));
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int tga_builtin_get_cursor __P((struct tga_devconfig *,
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struct wsdisplay_cursor *));
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int tga_builtin_set_curpos __P((struct tga_devconfig *,
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struct wsdisplay_curpos *));
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int tga_builtin_get_curpos __P((struct tga_devconfig *,
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struct wsdisplay_curpos *));
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int tga_builtin_get_curmax __P((struct tga_devconfig *,
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struct wsdisplay_curpos *));
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