2005-05-21 20:47:38 +00:00
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/*-
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* Copyright (c) 2002 Bang Jun-Young
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* from: NetBSD: machfb.c,v 1.23 2005/03/07 21:45:24 martin Exp
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*/
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/*-
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* Copyright (c) 2005 Marius Strobl <marius@FreeBSD.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* Driver for ATI Mach64 graphics chips. Some code is derived from the
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* ATI Rage Pro and Derivatives Programmer's Guide.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/consio.h>
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#include <sys/eventhandler.h>
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#include <sys/fbio.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/resource.h>
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#include <dev/ofw/ofw_bus.h>
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#include <dev/ofw/openfirm.h>
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#include <machine/bus.h>
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#include <machine/bus_private.h>
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#include <machine/ofw_machdep.h>
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#include <machine/resource.h>
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#include <machine/sc_machdep.h>
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#include <sys/rman.h>
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#include <dev/fb/fbreg.h>
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#include <dev/fb/gallant12x22.h>
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#include <dev/fb/machfbreg.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/syscons/syscons.h>
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/* #define MACHFB_DEBUG */
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#define MACHFB_DRIVER_NAME "machfb"
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#define MACH64_REG_OFF 0x7ffc00
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#define MACH64_REG_SIZE 1024
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struct machfb_softc {
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video_adapter_t sc_va; /* must be first */
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phandle_t sc_node;
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uint16_t sc_chip_id;
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uint8_t sc_chip_rev;
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int sc_memrid;
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int sc_viorid;
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int sc_vmemrid;
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struct resource *sc_memres;
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struct resource *sc_viores;
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struct resource *sc_vmemres;
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bus_space_tag_t sc_memt;
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bus_space_tag_t sc_regt;
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bus_space_tag_t sc_viot;
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bus_space_tag_t sc_vmemt;
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bus_space_handle_t sc_memh;
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bus_space_handle_t sc_regh;
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bus_space_handle_t sc_vioh;
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bus_space_handle_t sc_vmemh;
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int sc_height;
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int sc_width;
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int sc_depth;
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int sc_xmargin;
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int sc_ymargin;
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size_t sc_memsize;
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int sc_memtype;
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int sc_mem_freq;
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int sc_ramdac_freq;
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int sc_ref_freq;
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int sc_ref_div;
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int sc_mclk_post_div;
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int sc_mclk_fb_div;
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int sc_dacw;
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uint8_t sc_cmap_red[256];
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uint8_t sc_cmap_green[256];
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uint8_t sc_cmap_blue[256];
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u_char *sc_font;
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int sc_cbwidth;
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vm_offset_t sc_curoff;
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int sc_draw_cache;
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#define MACHFB_DRAW_CHAR (1 << 0)
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#define MACHFB_DRAW_FILLRECT (1 << 1)
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int sc_flags;
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#define MACHFB_CONSOLE (1 << 0)
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#define MACHFB_CUREN (1 << 1)
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#define MACHFB_DSP (1 << 2)
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};
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static struct {
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uint16_t chip_id;
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const char *name;
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uint32_t ramdac_freq;
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} machfb_info[] = {
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{ ATI_MACH64_CT, "ATI Mach64 CT", 135000 },
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{ ATI_RAGE_PRO_AGP, "ATI 3D Rage Pro (AGP)", 230000 },
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{ ATI_RAGE_PRO_AGP1X, "ATI 3D Rage Pro (AGP 1x)", 230000 },
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{ ATI_RAGE_PRO_PCI_B, "ATI 3D Rage Pro Turbo", 230000 },
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{ ATI_RAGE_XC_PCI66, "ATI Rage XL (PCI66)", 230000 },
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{ ATI_RAGE_XL_AGP, "ATI Rage XL (AGP)", 230000 },
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{ ATI_RAGE_XC_AGP, "ATI Rage XC (AGP)", 230000 },
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{ ATI_RAGE_XL_PCI66, "Rage XL (PCI66)", 230000 },
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{ ATI_RAGE_PRO_PCI_P, "ATI 3D Rage Pro", 230000 },
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{ ATI_RAGE_PRO_PCI_L, "ATI 3D Rage Pro (limited 3D)", 230000 },
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{ ATI_RAGE_XL_PCI, "ATI Rage XL", 230000 },
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{ ATI_RAGE_XC_PCI, "ATI Rage XC", 230000 },
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{ ATI_RAGE_II, "ATI 3D Rage I/II", 135000 },
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{ ATI_RAGE_IIP, "ATI 3D Rage II+", 200000 },
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{ ATI_RAGE_IIC_PCI, "ATI 3D Rage IIC", 230000 },
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{ ATI_RAGE_IIC_AGP_B, "ATI 3D Rage IIC (AGP)", 230000 },
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{ ATI_RAGE_IIC_AGP_P, "ATI 3D Rage IIC (AGP)", 230000 },
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{ ATI_RAGE_LT_PRO_AGP, "ATI 3D Rage LT Pro (AGP 133MHz)", 230000 },
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{ ATI_RAGE_MOB_M3_PCI, "ATI Rage Mobility M3", 230000 },
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{ ATI_RAGE_MOB_M3_AGP, "ATI Rage Mobility M3 (AGP)", 230000 },
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{ ATI_RAGE_LT, "ATI 3D Rage LT", 230000 },
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{ ATI_RAGE_LT_PRO_PCI, "ATI 3D Rage LT Pro", 230000 },
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{ ATI_RAGE_MOBILITY, "ATI Rage Mobility", 230000 },
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{ ATI_RAGE_L_MOBILITY, "ATI Rage L Mobility", 230000 },
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{ ATI_RAGE_LT_PRO, "ATI 3D Rage LT Pro", 230000 },
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{ ATI_RAGE_LT_PRO2, "ATI 3D Rage LT Pro", 230000 },
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{ ATI_RAGE_MOB_M1_PCI, "ATI Rage Mobility M1 (PCI)", 230000 },
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{ ATI_RAGE_L_MOB_M1_PCI, "ATI Rage L Mobility (PCI)", 230000 },
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{ ATI_MACH64_VT, "ATI Mach64 VT", 170000 },
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{ ATI_MACH64_VTB, "ATI Mach64 VTB", 200000 },
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{ ATI_MACH64_VT4, "ATI Mach64 VT4", 230000 }
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};
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static struct machfb_cmap {
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uint8_t red;
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uint8_t green;
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uint8_t blue;
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} machfb_default_cmap[16] = {
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{0x00, 0x00, 0x00}, /* black */
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{0x00, 0x00, 0xff}, /* blue */
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{0x00, 0xff, 0x00}, /* green */
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{0x00, 0xc0, 0xc0}, /* cyan */
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{0xff, 0x00, 0x00}, /* red */
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{0xc0, 0x00, 0xc0}, /* magenta */
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{0xc0, 0xc0, 0x00}, /* brown */
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{0xc0, 0xc0, 0xc0}, /* light grey */
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{0x80, 0x80, 0x80}, /* dark grey */
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{0x80, 0x80, 0xff}, /* light blue */
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{0x80, 0xff, 0x80}, /* light green */
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{0x80, 0xff, 0xff}, /* light cyan */
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{0xff, 0x80, 0x80}, /* light red */
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{0xff, 0x80, 0xff}, /* light magenta */
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{0xff, 0xff, 0x80}, /* yellow */
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{0xff, 0xff, 0xff} /* white */
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};
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static u_char machfb_mouse_pointer_bits[64][8] = {
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{ 0x00, 0x00, }, /* ............ */
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{ 0x80, 0x00, }, /* *........... */
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{ 0xc0, 0x00, }, /* **.......... */
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{ 0xe0, 0x00, }, /* ***......... */
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{ 0xf0, 0x00, }, /* ****........ */
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{ 0xf8, 0x00, }, /* *****....... */
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{ 0xfc, 0x00, }, /* ******...... */
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{ 0xfe, 0x00, }, /* *******..... */
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{ 0xff, 0x00, }, /* ********.... */
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{ 0xff, 0x80, }, /* *********... */
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{ 0xfc, 0xc0, }, /* ******..**.. */
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{ 0xdc, 0x00, }, /* **.***...... */
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{ 0x8e, 0x00, }, /* *...***..... */
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{ 0x0e, 0x00, }, /* ....***..... */
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{ 0x07, 0x00, }, /* .....***.... */
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{ 0x04, 0x00, }, /* .....*...... */
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{ 0x00, 0x00, }, /* ............ */
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{ 0x00, 0x00, }, /* ............ */
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{ 0x00, 0x00, }, /* ............ */
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{ 0x00, 0x00, }, /* ............ */
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{ 0x00, 0x00, }, /* ............ */
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{ 0x00, 0x00, }, /* ............ */
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};
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/*
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* Lookup table to perform a bit-swap of the mouse pointer bits,
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* map set bits to CUR_CLR0 and unset bits to transparent.
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*/
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static u_char machfb_mouse_pointer_lut[] = {
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0xaa, 0x2a, 0x8a, 0x0a, 0xa2, 0x22, 0x82, 0x02,
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0xa8, 0x28, 0x88, 0x08, 0xa0, 0x20, 0x80, 0x00
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};
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static char *machfb_memtype_names[] = {
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"(N/A)", "DRAM", "EDO DRAM", "EDO DRAM", "SDRAM", "SGRAM", "WRAM",
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"(unknown type)"
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};
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static struct machfb_softc machfb_softc;
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static struct bus_space_tag machfb_bst_store[1];
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static device_probe_t machfb_pci_probe;
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static device_attach_t machfb_pci_attach;
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static device_detach_t machfb_pci_detach;
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static device_method_t machfb_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, machfb_pci_probe),
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DEVMETHOD(device_attach, machfb_pci_attach),
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DEVMETHOD(device_detach, machfb_pci_detach),
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{ 0, 0 }
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};
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static driver_t machfb_pci_driver = {
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MACHFB_DRIVER_NAME,
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machfb_methods,
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sizeof(struct machfb_softc),
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};
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static devclass_t machfb_devclass;
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DRIVER_MODULE(machfb, pci, machfb_pci_driver, machfb_devclass, 0, 0);
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MODULE_DEPEND(machfb, pci, 1, 1, 1);
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static void machfb_cursor_enable(struct machfb_softc *, int);
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static int machfb_cursor_install(struct machfb_softc *);
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static int machfb_get_memsize(struct machfb_softc *);
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static void machfb_reset_engine(struct machfb_softc *);
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static void machfb_init_engine(struct machfb_softc *);
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#if 0
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static void machfb_adjust_frame(struct machfb_softc *, int, int);
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#endif
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static void machfb_putpalreg(struct machfb_softc *, uint8_t, uint8_t, uint8_t,
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uint8_t);
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2005-06-04 21:18:30 +00:00
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static void machfb_shutdown_final(void *);
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static void machfb_shutdown_reset(void *);
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2005-05-21 20:47:38 +00:00
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2005-06-04 21:18:30 +00:00
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static int machfb_configure(int);
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2005-05-21 20:47:38 +00:00
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static vi_probe_t machfb_probe;
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static vi_init_t machfb_init;
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static vi_get_info_t machfb_get_info;
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static vi_query_mode_t machfb_query_mode;
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static vi_set_mode_t machfb_set_mode;
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static vi_save_font_t machfb_save_font;
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static vi_load_font_t machfb_load_font;
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static vi_show_font_t machfb_show_font;
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static vi_save_palette_t machfb_save_palette;
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static vi_load_palette_t machfb_load_palette;
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static vi_set_border_t machfb_set_border;
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static vi_save_state_t machfb_save_state;
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static vi_load_state_t machfb_load_state;
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static vi_set_win_org_t machfb_set_win_org;
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static vi_read_hw_cursor_t machfb_read_hw_cursor;
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static vi_set_hw_cursor_t machfb_set_hw_cursor;
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static vi_set_hw_cursor_shape_t machfb_set_hw_cursor_shape;
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static vi_blank_display_t machfb_blank_display;
|
|
|
|
static vi_mmap_t machfb_mmap;
|
|
|
|
static vi_ioctl_t machfb_ioctl;
|
|
|
|
static vi_clear_t machfb_clear;
|
|
|
|
static vi_fill_rect_t machfb_fill_rect;
|
|
|
|
static vi_bitblt_t machfb_bitblt;
|
|
|
|
static vi_diag_t machfb_diag;
|
|
|
|
static vi_save_cursor_palette_t machfb_save_cursor_palette;
|
|
|
|
static vi_load_cursor_palette_t machfb_load_cursor_palette;
|
|
|
|
static vi_copy_t machfb_copy;
|
|
|
|
static vi_putp_t machfb_putp;
|
|
|
|
static vi_putc_t machfb_putc;
|
|
|
|
static vi_puts_t machfb_puts;
|
|
|
|
static vi_putm_t machfb_putm;
|
|
|
|
|
|
|
|
static video_switch_t machfbvidsw = {
|
|
|
|
.probe = machfb_probe,
|
|
|
|
.init = machfb_init,
|
|
|
|
.get_info = machfb_get_info,
|
|
|
|
.query_mode = machfb_query_mode,
|
|
|
|
.set_mode = machfb_set_mode,
|
|
|
|
.save_font = machfb_save_font,
|
|
|
|
.load_font = machfb_load_font,
|
|
|
|
.show_font = machfb_show_font,
|
|
|
|
.save_palette = machfb_save_palette,
|
|
|
|
.load_palette = machfb_load_palette,
|
|
|
|
.set_border = machfb_set_border,
|
|
|
|
.save_state = machfb_save_state,
|
|
|
|
.load_state = machfb_load_state,
|
|
|
|
.set_win_org = machfb_set_win_org,
|
|
|
|
.read_hw_cursor = machfb_read_hw_cursor,
|
|
|
|
.set_hw_cursor = machfb_set_hw_cursor,
|
|
|
|
.set_hw_cursor_shape = machfb_set_hw_cursor_shape,
|
|
|
|
.blank_display = machfb_blank_display,
|
|
|
|
.mmap = machfb_mmap,
|
|
|
|
.ioctl = machfb_ioctl,
|
|
|
|
.clear = machfb_clear,
|
|
|
|
.fill_rect = machfb_fill_rect,
|
|
|
|
.bitblt = machfb_bitblt,
|
|
|
|
NULL,
|
|
|
|
NULL,
|
|
|
|
.diag = machfb_diag,
|
|
|
|
.save_cursor_palette = machfb_save_cursor_palette,
|
|
|
|
.load_cursor_palette = machfb_load_cursor_palette,
|
|
|
|
.copy = machfb_copy,
|
|
|
|
.putp = machfb_putp,
|
|
|
|
.putc = machfb_putc,
|
|
|
|
.puts = machfb_puts,
|
|
|
|
.putm = machfb_putm
|
|
|
|
};
|
|
|
|
|
|
|
|
VIDEO_DRIVER(machfb, machfbvidsw, machfb_configure);
|
|
|
|
|
|
|
|
extern sc_rndr_sw_t txtrndrsw;
|
|
|
|
RENDERER(machfb, 0, txtrndrsw, gfb_set);
|
|
|
|
|
|
|
|
RENDERER_MODULE(machfb, gfb_set);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Inline functions for getting access to register aperture.
|
|
|
|
*/
|
|
|
|
static inline uint32_t regr(struct machfb_softc *, uint32_t);
|
|
|
|
static inline uint8_t regrb(struct machfb_softc *, uint32_t);
|
|
|
|
static inline void regw(struct machfb_softc *, uint32_t, uint32_t);
|
|
|
|
static inline void regwb(struct machfb_softc *, uint32_t, uint8_t);
|
|
|
|
static inline void regwb_pll(struct machfb_softc *, uint32_t, uint8_t);
|
|
|
|
|
|
|
|
static inline uint32_t
|
|
|
|
regr(struct machfb_softc *sc, uint32_t index)
|
|
|
|
{
|
|
|
|
|
|
|
|
return bus_space_read_4(sc->sc_regt, sc->sc_regh, index);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline uint8_t
|
|
|
|
regrb(struct machfb_softc *sc, uint32_t index)
|
|
|
|
{
|
|
|
|
|
|
|
|
return bus_space_read_1(sc->sc_regt, sc->sc_regh, index);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
regw(struct machfb_softc *sc, uint32_t index, uint32_t data)
|
|
|
|
{
|
|
|
|
|
|
|
|
bus_space_write_4(sc->sc_regt, sc->sc_regh, index, data);
|
|
|
|
bus_space_barrier(sc->sc_regt, sc->sc_regh, index, 4,
|
|
|
|
BUS_SPACE_BARRIER_WRITE);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
regwb(struct machfb_softc *sc, uint32_t index, uint8_t data)
|
|
|
|
{
|
|
|
|
|
|
|
|
bus_space_write_1(sc->sc_regt, sc->sc_regh, index, data);
|
|
|
|
bus_space_barrier(sc->sc_regt, sc->sc_regh, index, 1,
|
|
|
|
BUS_SPACE_BARRIER_WRITE);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
regwb_pll(struct machfb_softc *sc, uint32_t index, uint8_t data)
|
|
|
|
{
|
|
|
|
|
|
|
|
regwb(sc, CLOCK_CNTL + 1, (index << 2) | PLL_WR_EN);
|
|
|
|
regwb(sc, CLOCK_CNTL + 2, data);
|
|
|
|
regwb(sc, CLOCK_CNTL + 1, (index << 2) & ~PLL_WR_EN);
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
wait_for_fifo(struct machfb_softc *sc, uint8_t v)
|
|
|
|
{
|
|
|
|
|
|
|
|
while ((regr(sc, FIFO_STAT) & 0xffff) > (0x8000 >> v))
|
|
|
|
;
|
|
|
|
}
|
|
|
|
|
|
|
|
static inline void
|
|
|
|
wait_for_idle(struct machfb_softc *sc)
|
|
|
|
{
|
|
|
|
|
|
|
|
wait_for_fifo(sc, 16);
|
|
|
|
while ((regr(sc, GUI_STAT) & 1) != 0)
|
|
|
|
;
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* video driver interface
|
|
|
|
*/
|
|
|
|
static int
|
|
|
|
machfb_configure(int flags)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
phandle_t chosen, output;
|
|
|
|
ihandle_t stdout;
|
|
|
|
bus_addr_t addr;
|
|
|
|
uint32_t id;
|
|
|
|
int i, space;
|
|
|
|
|
2005-06-04 21:18:30 +00:00
|
|
|
/*
|
|
|
|
* For the high-level console probing return the number of
|
|
|
|
* registered adapters.
|
|
|
|
*/
|
|
|
|
if (!(flags & VIO_PROBE_ONLY)) {
|
|
|
|
for (i = 0; vid_find_adapter(MACHFB_DRIVER_NAME, i) >= 0; i++)
|
|
|
|
;
|
|
|
|
return (i);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Low-level console probing and initialization. */
|
|
|
|
|
2005-05-21 20:47:38 +00:00
|
|
|
sc = &machfb_softc;
|
2005-06-04 21:18:30 +00:00
|
|
|
if (sc->sc_va.va_flags & V_ADP_REGISTERED)
|
|
|
|
goto found;
|
2005-05-21 20:47:38 +00:00
|
|
|
|
|
|
|
if ((chosen = OF_finddevice("/chosen")) == -1) /* Quis contra nos? */
|
|
|
|
return (0);
|
|
|
|
if (OF_getprop(chosen, "stdout", &stdout, sizeof(stdout)) == -1)
|
|
|
|
return (0);
|
|
|
|
if ((output = OF_instance_to_package(stdout)) == -1)
|
|
|
|
return (0);
|
|
|
|
if ((OF_getprop(output, "vendor-id", &id, sizeof(id)) == -1) ||
|
|
|
|
id != ATI_VENDOR)
|
|
|
|
return (0);
|
|
|
|
if (OF_getprop(output, "device-id", &id, sizeof(id)) == -1)
|
|
|
|
return (0);
|
|
|
|
for (i = 0; i < sizeof(machfb_info) / sizeof(machfb_info[0]); i++) {
|
|
|
|
if (id == machfb_info[i].chip_id) {
|
|
|
|
sc->sc_flags = MACHFB_CONSOLE;
|
|
|
|
sc->sc_node = output;
|
|
|
|
sc->sc_chip_id = id;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (!(sc->sc_flags & MACHFB_CONSOLE))
|
|
|
|
return (0);
|
|
|
|
|
|
|
|
if (OF_getprop(output, "revision-id", &sc->sc_chip_rev,
|
|
|
|
sizeof(sc->sc_chip_rev)) == -1)
|
|
|
|
return (0);
|
|
|
|
if (OF_decode_addr(output, 0, &space, &addr) != 0)
|
|
|
|
return (0);
|
|
|
|
sc->sc_memt = &machfb_bst_store[0];
|
|
|
|
sc->sc_memh = sparc64_fake_bustag(space, addr, sc->sc_memt);
|
|
|
|
sc->sc_regt = sc->sc_memt;
|
|
|
|
bus_space_subregion(sc->sc_regt, sc->sc_memh, MACH64_REG_OFF,
|
|
|
|
MACH64_REG_SIZE, &sc->sc_regh);
|
|
|
|
|
|
|
|
if (machfb_init(0, &sc->sc_va, 0) < 0)
|
|
|
|
return (0);
|
|
|
|
|
|
|
|
found:
|
|
|
|
/* Return number of found adapters. */
|
|
|
|
return (1);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_probe(int unit, video_adapter_t **adpp, void *arg, int flags)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_init(int unit, video_adapter_t *adp, int flags)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
phandle_t options;
|
|
|
|
video_info_t *vi;
|
|
|
|
char buf[32];
|
|
|
|
int i, j;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
vi = &adp->va_info;
|
|
|
|
|
|
|
|
if ((regr(sc, CONFIG_CHIP_ID) & 0xffff) != sc->sc_chip_id)
|
|
|
|
return (ENXIO);
|
|
|
|
|
|
|
|
sc->sc_ramdac_freq = 0;
|
|
|
|
for (i = 0; i < sizeof(machfb_info) / sizeof(machfb_info[0]); i++) {
|
|
|
|
if (sc->sc_chip_id == machfb_info[i].chip_id) {
|
|
|
|
sc->sc_ramdac_freq = machfb_info[i].ramdac_freq;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (sc->sc_ramdac_freq == 0)
|
|
|
|
return (ENXIO);
|
|
|
|
if (sc->sc_chip_id == ATI_RAGE_II && sc->sc_chip_rev & 0x07)
|
|
|
|
sc->sc_ramdac_freq = 170000;
|
|
|
|
|
|
|
|
vid_init_struct(adp, MACHFB_DRIVER_NAME, -1, unit);
|
|
|
|
|
|
|
|
if (OF_getprop(sc->sc_node, "height", &sc->sc_height,
|
|
|
|
sizeof(sc->sc_height)) == -1)
|
|
|
|
return (ENXIO);
|
|
|
|
if (OF_getprop(sc->sc_node, "width", &sc->sc_width,
|
|
|
|
sizeof(sc->sc_width)) == -1)
|
|
|
|
return (ENXIO);
|
|
|
|
if (OF_getprop(sc->sc_node, "depth", &sc->sc_depth,
|
|
|
|
sizeof(sc->sc_depth)) == -1)
|
|
|
|
return (ENXIO);
|
|
|
|
if ((options = OF_finddevice("/options")) == -1)
|
|
|
|
return (ENXIO);
|
|
|
|
if (OF_getprop(options, "screen-#rows", buf, sizeof(buf)) == -1)
|
|
|
|
return (ENXIO);
|
|
|
|
vi->vi_height = strtol(buf, NULL, 10);
|
|
|
|
if (OF_getprop(options, "screen-#columns", buf, sizeof(buf)) == -1)
|
|
|
|
return (ENXIO);
|
|
|
|
vi->vi_width = strtol(buf, NULL, 10);
|
|
|
|
vi->vi_cwidth = 12;
|
|
|
|
vi->vi_cheight = 22;
|
|
|
|
vi->vi_flags = V_INFO_COLOR;
|
|
|
|
vi->vi_mem_model = V_INFO_MM_OTHER;
|
|
|
|
|
|
|
|
sc->sc_draw_cache = -1;
|
|
|
|
sc->sc_font = gallant12x22_data;
|
|
|
|
sc->sc_cbwidth = howmany(vi->vi_cwidth, 8); /* width in bytes */
|
|
|
|
sc->sc_xmargin = (sc->sc_width - (vi->vi_width * vi->vi_cwidth)) / 2;
|
|
|
|
sc->sc_ymargin = (sc->sc_height - (vi->vi_height * vi->vi_cheight)) / 2;
|
|
|
|
|
|
|
|
if (sc->sc_chip_id != ATI_MACH64_CT &&
|
|
|
|
!((sc->sc_chip_id == ATI_MACH64_VT ||
|
|
|
|
sc->sc_chip_id == ATI_RAGE_II) &&
|
|
|
|
(sc->sc_chip_rev & 0x07) == 0))
|
|
|
|
sc->sc_flags |= MACHFB_DSP;
|
|
|
|
|
|
|
|
sc->sc_memsize = machfb_get_memsize(sc);
|
|
|
|
if (sc->sc_memsize == 8192)
|
|
|
|
/* The last page is used as register aperture. */
|
|
|
|
sc->sc_memsize -= 4;
|
|
|
|
sc->sc_memtype = regr(sc, CONFIG_STAT0) & 0x07;
|
|
|
|
|
|
|
|
if ((sc->sc_chip_id >= ATI_RAGE_XC_PCI66 &&
|
|
|
|
sc->sc_chip_id <= ATI_RAGE_XL_PCI66) ||
|
|
|
|
(sc->sc_chip_id >= ATI_RAGE_XL_PCI &&
|
|
|
|
sc->sc_chip_id <= ATI_RAGE_XC_PCI))
|
|
|
|
sc->sc_ref_freq = 29498;
|
|
|
|
else
|
|
|
|
sc->sc_ref_freq = 14318;
|
|
|
|
|
|
|
|
regwb(sc, CLOCK_CNTL + 1, PLL_REF_DIV << 2);
|
|
|
|
sc->sc_ref_div = regrb(sc, CLOCK_CNTL + 2);
|
|
|
|
regwb(sc, CLOCK_CNTL + 1, MCLK_FB_DIV << 2);
|
|
|
|
sc->sc_mclk_fb_div = regrb(sc, CLOCK_CNTL + 2);
|
|
|
|
sc->sc_mem_freq = (2 * sc->sc_ref_freq * sc->sc_mclk_fb_div) /
|
|
|
|
(sc->sc_ref_div * 2);
|
|
|
|
sc->sc_mclk_post_div = (sc->sc_mclk_fb_div * 2 * sc->sc_ref_freq) /
|
|
|
|
(sc->sc_mem_freq * sc->sc_ref_div);
|
|
|
|
|
|
|
|
machfb_init_engine(sc);
|
|
|
|
#if 0
|
|
|
|
mach64_adjust_frame(0, 0);
|
|
|
|
#endif
|
|
|
|
|
|
|
|
sc->sc_dacw = -1;
|
|
|
|
for (i = 0; i < 16; i++)
|
|
|
|
for (j = 0; j < 16; j++)
|
|
|
|
machfb_putpalreg(sc, (i * 16) + j,
|
|
|
|
machfb_default_cmap[j].red,
|
|
|
|
machfb_default_cmap[j].green,
|
|
|
|
machfb_default_cmap[j].blue);
|
|
|
|
|
|
|
|
machfb_blank_display(adp, V_DISPLAY_BLANK);
|
|
|
|
|
|
|
|
adp->va_flags |= V_ADP_COLOR | V_ADP_BORDER | V_ADP_INITIALIZED;
|
|
|
|
if (vid_register(adp) < 0)
|
|
|
|
return (ENXIO);
|
|
|
|
adp->va_flags |= V_ADP_REGISTERED;
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_get_info(video_adapter_t *adp, int mode, video_info_t *info)
|
|
|
|
{
|
|
|
|
|
|
|
|
bcopy(&adp->va_info, info, sizeof(*info));
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_query_mode(video_adapter_t *adp, video_info_t *info)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_set_mode(video_adapter_t *adp, int mode)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_save_font(video_adapter_t *adp, int page, int size, u_char *data,
|
|
|
|
int c, int count)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_load_font(video_adapter_t *adp, int page, int size, u_char *data,
|
|
|
|
int c, int count)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_show_font(video_adapter_t *adp, int page)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_save_palette(video_adapter_t *adp, u_char *palette)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_load_palette(video_adapter_t *adp, u_char *palette)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_set_border(video_adapter_t *adp, int border)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
machfb_fill_rect(adp, border, 0, 0, sc->sc_width, sc->sc_ymargin);
|
|
|
|
machfb_fill_rect(adp, border, 0, sc->sc_height - sc->sc_ymargin,
|
|
|
|
sc->sc_width, sc->sc_ymargin);
|
|
|
|
machfb_fill_rect(adp, border, 0, 0, sc->sc_xmargin, sc->sc_height);
|
|
|
|
machfb_fill_rect(adp, border, sc->sc_width - sc->sc_xmargin, 0,
|
|
|
|
sc->sc_xmargin, sc->sc_height);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_save_state(video_adapter_t *adp, void *p, size_t size)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_load_state(video_adapter_t *adp, void *p)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_set_win_org(video_adapter_t *adp, off_t offset)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_read_hw_cursor(video_adapter_t *adp, int *col, int *row)
|
|
|
|
{
|
|
|
|
|
|
|
|
*col = 0;
|
|
|
|
*row = 0;
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_set_hw_cursor(video_adapter_t *adp, int col, int row)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,
|
|
|
|
int celsize, int blink)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_blank_display(video_adapter_t *adp, int mode)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
if (mode == V_DISPLAY_ON || mode == V_DISPLAY_BLANK)
|
|
|
|
regw(sc, CRTC_GEN_CNTL, (regr(sc, CRTC_GEN_CNTL) | CRTC_EN |
|
|
|
|
CRTC_EXT_DISP_EN) & ~CRTC_DISPLAY_DIS);
|
|
|
|
else
|
|
|
|
regw(sc, CRTC_GEN_CNTL, regr(sc, CRTC_GEN_CNTL) & ~CRTC_EN);
|
|
|
|
if (mode == V_DISPLAY_BLANK)
|
|
|
|
machfb_fill_rect(adp, (SC_NORM_ATTR >> 4) & 0xf, 0, 0,
|
|
|
|
sc->sc_width, sc->sc_height);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_mmap(video_adapter_t *adp, vm_offset_t offset, vm_paddr_t *paddr,
|
|
|
|
int prot)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
if (adp->va_io_base != 0 && offset >= adp->va_io_base &&
|
|
|
|
offset < adp->va_io_base + adp->va_io_size) {
|
|
|
|
*paddr = sc->sc_vioh + offset - adp->va_io_size;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (adp->va_mem_base != 0 && offset >= adp->va_mem_base &&
|
|
|
|
offset < adp->va_mem_base + adp->va_mem_size) {
|
|
|
|
*paddr = sc->sc_vmemh + offset - adp->va_mem_base;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (offset >= adp->va_registers &&
|
|
|
|
offset < adp->va_registers + adp->va_registers_size) {
|
|
|
|
*paddr = sc->sc_memh + offset - adp->va_registers;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/* 'regular' framebuffer mmap()ing */
|
|
|
|
if (offset < adp->va_window_size) {
|
|
|
|
*paddr = adp->va_window + offset;
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
return (EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_ioctl(video_adapter_t *adp, u_long cmd, caddr_t data)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
struct fbcursor *fbc;
|
|
|
|
struct fbtype *fb;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
switch (cmd) {
|
|
|
|
case FBIOGTYPE:
|
|
|
|
fb = (struct fbtype *)data;
|
|
|
|
fb->fb_type = FBTYPE_PCIMISC;
|
|
|
|
fb->fb_height = sc->sc_height;
|
|
|
|
fb->fb_width = sc->sc_width;
|
|
|
|
fb->fb_depth = sc->sc_depth;
|
|
|
|
if (sc->sc_depth <= 1 || sc->sc_depth > 8)
|
|
|
|
fb->fb_cmsize = 0;
|
|
|
|
else
|
|
|
|
fb->fb_cmsize = 1 << sc->sc_depth;
|
|
|
|
fb->fb_size = adp->va_buffer_size;
|
|
|
|
break;
|
|
|
|
case FBIOSCURSOR:
|
|
|
|
fbc = (struct fbcursor *)data;
|
2005-06-04 21:18:30 +00:00
|
|
|
if (fbc->set & FB_CUR_SETCUR && fbc->enable == 0) {
|
|
|
|
machfb_cursor_enable(sc, 0);
|
|
|
|
sc->sc_flags &= ~MACHFB_CUREN;
|
|
|
|
} else
|
|
|
|
return (ENODEV);
|
2005-05-21 20:47:38 +00:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return (fb_commonioctl(adp, cmd, data));
|
|
|
|
}
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_clear(video_adapter_t *adp)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
if (sc->sc_draw_cache != MACHFB_DRAW_FILLRECT) {
|
|
|
|
wait_for_fifo(sc, 7);
|
|
|
|
regw(sc, DP_WRITE_MASK, 0xff);
|
|
|
|
regw(sc, DP_PIX_WIDTH, DST_8BPP | SRC_8BPP | HOST_8BPP);
|
|
|
|
regw(sc, DP_SRC, FRGD_SRC_FRGD_CLR);
|
|
|
|
regw(sc, DP_MIX, MIX_SRC << 16);
|
|
|
|
regw(sc, CLR_CMP_CNTL, 0); /* no transparency */
|
|
|
|
regw(sc, SRC_CNTL, SRC_LINE_X_LEFT_TO_RIGHT);
|
|
|
|
regw(sc, DST_CNTL, DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM);
|
|
|
|
sc->sc_draw_cache = MACHFB_DRAW_FILLRECT;
|
|
|
|
}
|
|
|
|
wait_for_fifo(sc, 5);
|
|
|
|
regw(sc, DP_FRGD_CLR, val);
|
|
|
|
regw(sc, SRC_Y_X, (x << 16) | y);
|
|
|
|
regw(sc, SRC_WIDTH1, cx);
|
|
|
|
regw(sc, DST_Y_X, (x << 16) | y);
|
|
|
|
regw(sc, DST_HEIGHT_WIDTH, (cx << 16) | cy);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_bitblt(video_adapter_t *adp, ...)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_diag(video_adapter_t *adp, int level)
|
|
|
|
{
|
|
|
|
video_info_t info;
|
|
|
|
|
|
|
|
fb_dump_adp_info(adp->va_name, adp, level);
|
|
|
|
machfb_get_info(adp, 0, &info);
|
|
|
|
fb_dump_mode_info(adp->va_name, adp, &info, level);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_save_cursor_palette(video_adapter_t *adp, u_char *palette)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_load_cursor_palette(video_adapter_t *adp, u_char *palette)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_copy(video_adapter_t *adp, vm_offset_t src, vm_offset_t dst, int n)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_putp(video_adapter_t *adp, vm_offset_t off, uint32_t p, uint32_t a,
|
|
|
|
int size, int bpp, int bit_ltor, int byte_ltor)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (ENODEV);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_putc(video_adapter_t *adp, vm_offset_t off, uint8_t c, uint8_t a)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
uint8_t *p;
|
|
|
|
int i;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
if (sc->sc_draw_cache != MACHFB_DRAW_CHAR) {
|
|
|
|
wait_for_fifo(sc, 8);
|
|
|
|
regw(sc, DP_WRITE_MASK, 0xff); /* XXX only good for 8 bit */
|
|
|
|
regw(sc, DP_PIX_WIDTH, DST_8BPP | SRC_1BPP | HOST_1BPP);
|
|
|
|
regw(sc, DP_SRC, MONO_SRC_HOST | BKGD_SRC_BKGD_CLR |
|
|
|
|
FRGD_SRC_FRGD_CLR);
|
|
|
|
regw(sc, DP_MIX ,((MIX_SRC & 0xffff) << 16) | MIX_SRC);
|
|
|
|
regw(sc, CLR_CMP_CNTL, 0); /* no transparency */
|
|
|
|
regw(sc, SRC_CNTL, SRC_LINE_X_LEFT_TO_RIGHT);
|
|
|
|
regw(sc, DST_CNTL, DST_Y_TOP_TO_BOTTOM | DST_X_LEFT_TO_RIGHT);
|
|
|
|
regw(sc, HOST_CNTL, HOST_BYTE_ALIGN);
|
|
|
|
sc->sc_draw_cache = MACHFB_DRAW_CHAR;
|
|
|
|
}
|
|
|
|
p = sc->sc_font + (c * adp->va_info.vi_cheight * sc->sc_cbwidth);
|
|
|
|
wait_for_fifo(sc, 6 + (adp->va_info.vi_cheight / sc->sc_cbwidth));
|
|
|
|
regw(sc, DP_BKGD_CLR, (a >> 4) & 0xf);
|
|
|
|
regw(sc, DP_FRGD_CLR, a & 0xf);
|
|
|
|
regw(sc, SRC_Y_X, 0);
|
|
|
|
regw(sc, SRC_WIDTH1, adp->va_info.vi_cwidth);
|
|
|
|
regw(sc, DST_Y_X, ((((off % adp->va_info.vi_width) *
|
|
|
|
adp->va_info.vi_cwidth) + sc->sc_xmargin) << 16) |
|
|
|
|
(((off / adp->va_info.vi_width) * adp->va_info.vi_cheight) +
|
|
|
|
sc->sc_ymargin));
|
|
|
|
regw(sc, DST_HEIGHT_WIDTH, (adp->va_info.vi_cwidth << 16) |
|
|
|
|
adp->va_info.vi_cheight);
|
|
|
|
for (i = 0; i < adp->va_info.vi_cheight * sc->sc_cbwidth; i += 4)
|
|
|
|
regw(sc, HOST_DATA0 + i, (p[i + 3] << 24 | p[i + 2] << 16 |
|
|
|
|
p[i + 1] << 8 | p[i]));
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_puts(video_adapter_t *adp, vm_offset_t off, uint16_t *s, int len)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
int blanks, i, x1, x2, y1, y2;
|
|
|
|
uint8_t a, c, color1, color2;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
#define MACHFB_BLANK machfb_fill_rect(adp, color1, x1, y1, \
|
|
|
|
blanks * adp->va_info.vi_cwidth, \
|
|
|
|
adp->va_info.vi_cheight)
|
|
|
|
|
|
|
|
blanks = color1 = x1 = y1 = 0;
|
|
|
|
for (i = 0; i < len; i++) {
|
|
|
|
/*
|
|
|
|
* Accelerate continuous blanks by drawing a respective
|
|
|
|
* rectangle instead. Drawing a rectangle of any size
|
|
|
|
* takes about the same number of operations as drawing
|
|
|
|
* a single character.
|
|
|
|
*/
|
|
|
|
c = s[i] & 0xff;
|
|
|
|
a = (s[i] & 0xff00) >> 8;
|
|
|
|
if (c == 0x00 || c == 0x20 || c == 0xdb || c == 0xff) {
|
|
|
|
color2 = (a >> (c == 0xdb ? 0 : 4) & 0xf);
|
|
|
|
x2 = (((off + i) % adp->va_info.vi_width) *
|
|
|
|
adp->va_info.vi_cwidth) + sc->sc_xmargin;
|
|
|
|
y2 = (((off + i) / adp->va_info.vi_width) *
|
|
|
|
adp->va_info.vi_cheight) + sc->sc_ymargin;
|
|
|
|
if (blanks == 0) {
|
|
|
|
color1 = color2;
|
|
|
|
x1 = x2;
|
|
|
|
y1 = y2;
|
|
|
|
blanks++;
|
|
|
|
} else if (color1 != color2 || y1 != y2) {
|
|
|
|
MACHFB_BLANK;
|
|
|
|
color1 = color2;
|
|
|
|
x1 = x2;
|
|
|
|
y1 = y2;
|
|
|
|
blanks = 1;
|
|
|
|
} else
|
|
|
|
blanks++;
|
|
|
|
} else {
|
|
|
|
if (blanks != 0) {
|
|
|
|
MACHFB_BLANK;
|
|
|
|
blanks = 0;
|
|
|
|
}
|
|
|
|
(*vidsw[adp->va_index]->putc)(adp, off + i, c, a);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (blanks != 0)
|
|
|
|
MACHFB_BLANK;
|
|
|
|
|
|
|
|
#undef MACHFB_BLANK
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_putm(video_adapter_t *adp, int x, int y, uint8_t *pixel_image,
|
|
|
|
uint32_t pixel_mask, int size)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
int error;
|
|
|
|
|
|
|
|
sc = (struct machfb_softc *)adp;
|
|
|
|
|
|
|
|
if ((!(sc->sc_flags & MACHFB_CUREN)) &&
|
|
|
|
(error = machfb_cursor_install(sc)) < 0)
|
|
|
|
return (error);
|
|
|
|
else {
|
|
|
|
/*
|
|
|
|
* The hardware cursor always must be disabled when
|
|
|
|
* fiddling with its bits otherwise some artifacts
|
|
|
|
* may appear on the screen.
|
|
|
|
*/
|
|
|
|
machfb_cursor_enable(sc, 0);
|
|
|
|
}
|
|
|
|
|
|
|
|
regw(sc, CUR_HORZ_VERT_OFF, 0);
|
|
|
|
if ((regr(sc, GEN_TEST_CNTL) & CRTC_DBL_SCAN_EN) != 0)
|
|
|
|
y <<= 1;
|
|
|
|
regw(sc, CUR_HORZ_VERT_POSN, ((y + sc->sc_ymargin) << 16) |
|
|
|
|
(x + sc->sc_xmargin));
|
|
|
|
machfb_cursor_enable(sc, 1);
|
|
|
|
sc->sc_flags |= MACHFB_CUREN;
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* PCI bus interface
|
|
|
|
*/
|
|
|
|
static int
|
|
|
|
machfb_pci_probe(device_t dev)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
|
|
|
|
if (pci_get_class(dev) != PCIC_DISPLAY ||
|
|
|
|
pci_get_subclass(dev) != PCIS_DISPLAY_VGA)
|
|
|
|
return (ENXIO);
|
|
|
|
|
|
|
|
for (i = 0; i < sizeof(machfb_info) / sizeof(machfb_info[0]); i++) {
|
|
|
|
if (pci_get_device(dev) == machfb_info[i].chip_id) {
|
|
|
|
device_set_desc(dev, machfb_info[i].name);
|
|
|
|
return (BUS_PROBE_DEFAULT);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
return (ENXIO);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_pci_attach(device_t dev)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc;
|
|
|
|
video_adapter_t *adp;
|
|
|
|
video_switch_t *sw;
|
|
|
|
phandle_t node;
|
|
|
|
uint32_t *p32, saved_value;
|
|
|
|
uint8_t *p;
|
|
|
|
int error, i;
|
|
|
|
|
|
|
|
node = ofw_bus_get_node(dev);
|
|
|
|
if ((sc = (struct machfb_softc *)vid_get_adapter(vid_find_adapter(
|
|
|
|
MACHFB_DRIVER_NAME, 0))) != NULL && sc->sc_node == node) {
|
|
|
|
device_printf(dev, "console\n");
|
|
|
|
device_set_softc(dev, sc);
|
|
|
|
} else {
|
|
|
|
sc = device_get_softc(dev);
|
|
|
|
bzero(sc, sizeof(struct machfb_softc));
|
|
|
|
|
|
|
|
sc->sc_node = node;
|
|
|
|
sc->sc_chip_id = pci_get_device(dev);
|
|
|
|
sc->sc_chip_rev = pci_get_revid(dev);
|
|
|
|
}
|
|
|
|
adp = &sc->sc_va;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Regardless whether we are the console and already allocated
|
|
|
|
* resources in machfb_configure() or not we have to allocate
|
|
|
|
* them here (again) in order for rman_get_virtual() to work.
|
|
|
|
*/
|
|
|
|
|
|
|
|
/* Enable memory and IO access. */
|
|
|
|
pci_write_config(dev, PCIR_COMMAND,
|
|
|
|
pci_read_config(dev, PCIR_COMMAND, 2) | PCIM_CMD_PORTEN |
|
|
|
|
PCIM_CMD_MEMEN, 2);
|
|
|
|
|
|
|
|
sc->sc_memrid = PCIR_BAR(0);
|
|
|
|
if ((sc->sc_memres = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
|
|
|
|
&sc->sc_memrid, RF_ACTIVE)) == NULL) {
|
|
|
|
device_printf(dev, "cannot allocate memory resources\n");
|
|
|
|
return (ENXIO);
|
|
|
|
}
|
|
|
|
sc->sc_memt = rman_get_bustag(sc->sc_memres);
|
|
|
|
sc->sc_memh = rman_get_bushandle(sc->sc_memres);
|
|
|
|
adp->va_registers = rman_get_start(sc->sc_memres);
|
|
|
|
adp->va_registers_size = rman_get_size(sc->sc_memres);
|
|
|
|
sc->sc_regt = sc->sc_memt;
|
|
|
|
bus_space_subregion(sc->sc_regt, sc->sc_memh, MACH64_REG_OFF,
|
|
|
|
MACH64_REG_SIZE, &sc->sc_regh);
|
|
|
|
adp->va_buffer = (vm_offset_t)rman_get_virtual(sc->sc_memres);
|
|
|
|
adp->va_buffer_size = rman_get_size(sc->sc_memres);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Depending on the firmware version the VGA I/O and/or memory
|
|
|
|
* resources of the Mach64 chips come up disabled. We generally
|
|
|
|
* enable them above (pci(4) actually already did this unless
|
|
|
|
* pci_enable_io_modes is not set) but this doesn't necessarily
|
|
|
|
* mean that we get valid ones. Invalid resources seem to have
|
|
|
|
* in common that they start at address 0. We don't allocate
|
|
|
|
* them in this case in order to avoid warnings in apb(4) and
|
|
|
|
* crashes when using these invalid resources. Xorg is aware
|
|
|
|
* of this and doesn't use the VGA resources in this case (but
|
|
|
|
* demands them if they are valid).
|
|
|
|
*/
|
|
|
|
sc->sc_viorid = PCIR_BAR(1);
|
|
|
|
if (bus_get_resource_start(dev, SYS_RES_IOPORT, sc->sc_viorid) != 0) {
|
|
|
|
if ((sc->sc_viores = bus_alloc_resource_any(dev,
|
|
|
|
SYS_RES_IOPORT, &sc->sc_viorid, RF_ACTIVE)) == NULL) {
|
|
|
|
device_printf(dev,
|
|
|
|
"cannot allocate VGA I/O resources\n");
|
|
|
|
error = ENXIO;
|
|
|
|
goto fail_memres;
|
|
|
|
}
|
|
|
|
sc->sc_viot = rman_get_bustag(sc->sc_viores);
|
|
|
|
sc->sc_vioh = rman_get_bushandle(sc->sc_viores);
|
|
|
|
adp->va_io_base = rman_get_start(sc->sc_viores);
|
|
|
|
adp->va_io_size = rman_get_size(sc->sc_viores);
|
|
|
|
}
|
|
|
|
|
|
|
|
sc->sc_vmemrid = PCIR_BAR(2);
|
|
|
|
if (bus_get_resource_start(dev, SYS_RES_MEMORY, sc->sc_vmemrid) != 0) {
|
|
|
|
if ((sc->sc_vmemres = bus_alloc_resource_any(dev,
|
|
|
|
SYS_RES_MEMORY, &sc->sc_vmemrid, RF_ACTIVE)) == NULL) {
|
|
|
|
device_printf(dev,
|
|
|
|
"cannot allocate VGA memory resources\n");
|
|
|
|
error = ENXIO;
|
|
|
|
goto fail_viores;
|
|
|
|
}
|
|
|
|
sc->sc_vmemt = rman_get_bustag(sc->sc_vmemres);
|
|
|
|
sc->sc_vmemh = rman_get_bushandle(sc->sc_vmemres);
|
|
|
|
adp->va_mem_base = rman_get_start(sc->sc_vmemres);
|
|
|
|
adp->va_mem_size = rman_get_size(sc->sc_vmemres);
|
|
|
|
}
|
|
|
|
|
|
|
|
device_printf(dev,
|
|
|
|
"%d MB aperture at 0x%08x, %d KB registers at 0x%08x\n",
|
|
|
|
(u_int)(adp->va_buffer_size / (1024 * 1024)),
|
|
|
|
(u_int)adp->va_buffer, MACH64_REG_SIZE / 1024,
|
|
|
|
(u_int)sc->sc_regh);
|
|
|
|
|
|
|
|
if (!(sc->sc_flags & MACHFB_CONSOLE)) {
|
|
|
|
if ((sw = vid_get_switch(MACHFB_DRIVER_NAME)) == NULL) {
|
|
|
|
device_printf(dev, "cannot get video switch\n");
|
|
|
|
error = ENODEV;
|
|
|
|
goto fail_vmemres;
|
|
|
|
}
|
|
|
|
/*
|
|
|
|
* During device configuration we don't necessarily probe
|
|
|
|
* the adapter which is the console first so we can't use
|
|
|
|
* the device unit number for the video adapter unit. The
|
|
|
|
* worst case would be that we use the video adapter unit
|
|
|
|
* 0 twice. As it doesn't really matter which unit number
|
|
|
|
* the corresponding video adapter has just use the next
|
|
|
|
* unused one.
|
|
|
|
*/
|
|
|
|
for (i = 0; i < devclass_get_maxunit(machfb_devclass); i++)
|
|
|
|
if (vid_find_adapter(MACHFB_DRIVER_NAME, i) < 0)
|
|
|
|
break;
|
|
|
|
if ((error = sw->init(i, adp, 0)) != 0) {
|
|
|
|
device_printf(dev, "cannot initialize adapter\n");
|
|
|
|
goto fail_vmemres;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
device_printf(dev,
|
|
|
|
"%ld KB %s %d.%d MHz, maximum RAMDAC clock %d MHz, %sDSP\n",
|
|
|
|
(u_long)sc->sc_memsize, machfb_memtype_names[sc->sc_memtype],
|
|
|
|
sc->sc_mem_freq / 1000, sc->sc_mem_freq % 1000,
|
|
|
|
sc->sc_ramdac_freq / 1000,
|
|
|
|
(sc->sc_flags & MACHFB_DSP) ? "" : "no ");
|
|
|
|
device_printf(dev, "resolution %dx%d at %d bpp\n",
|
|
|
|
sc->sc_width, sc->sc_height, sc->sc_depth);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Test whether the aperture is byte swapped or not, set
|
|
|
|
* va_window and va_window_size as appropriate.
|
|
|
|
*/
|
|
|
|
p32 = (uint32_t *)adp->va_buffer;
|
|
|
|
saved_value = *p32;
|
|
|
|
p = (uint8_t *)adp->va_buffer;
|
|
|
|
*p32 = 0x12345678;
|
|
|
|
if (!(p[0] == 0x12 && p[1] == 0x34 && p[2] == 0x56 && p[3] == 0x78)) {
|
|
|
|
adp->va_window = adp->va_buffer + 0x800000;
|
|
|
|
adp->va_window_size = adp->va_buffer_size - 0x800000;
|
|
|
|
} else {
|
|
|
|
adp->va_window = adp->va_buffer;
|
|
|
|
adp->va_window_size = adp->va_buffer_size;
|
|
|
|
}
|
|
|
|
*p32 = saved_value;
|
|
|
|
adp->va_window_gran = adp->va_window_size;
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Allocate one page for the mouse pointer image at the end of
|
|
|
|
* the little endian aperture, right before the memory mapped
|
|
|
|
* registers that might also reside there. Must be done after
|
|
|
|
* sc_memsize was set and possibly adjusted to account for the
|
|
|
|
* memory mapped registers.
|
|
|
|
*/
|
|
|
|
sc->sc_curoff = (sc->sc_memsize * 1024) - PAGE_SIZE;
|
|
|
|
sc->sc_memsize -= PAGE_SIZE / 1024;
|
|
|
|
machfb_cursor_enable(sc, 0);
|
|
|
|
/* Initialize with an all transparent image. */
|
|
|
|
memset((void *)(adp->va_buffer + sc->sc_curoff), 0xaa, PAGE_SIZE);
|
|
|
|
|
|
|
|
/*
|
2005-06-04 21:18:30 +00:00
|
|
|
* Register a handler that performs some cosmetic surgery like
|
|
|
|
* turning off the mouse pointer on halt in preparation for
|
|
|
|
* handing the screen over to the OFW. Register another handler
|
|
|
|
* that turns off the CRTC when resetting, otherwise the OFW
|
|
|
|
* boot command issued by cpu_reset() just doesn't work.
|
2005-05-21 20:47:38 +00:00
|
|
|
*/
|
|
|
|
EVENTHANDLER_REGISTER(shutdown_final, machfb_shutdown_final, sc,
|
|
|
|
SHUTDOWN_PRI_DEFAULT);
|
|
|
|
EVENTHANDLER_REGISTER(shutdown_reset, machfb_shutdown_reset, sc,
|
|
|
|
SHUTDOWN_PRI_DEFAULT);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
|
|
|
|
fail_vmemres:
|
|
|
|
if (sc->sc_vmemres != NULL)
|
|
|
|
bus_release_resource(dev, SYS_RES_MEMORY, sc->sc_vmemrid,
|
|
|
|
sc->sc_vmemres);
|
|
|
|
fail_viores:
|
|
|
|
if (sc->sc_viores != NULL)
|
|
|
|
bus_release_resource(dev, SYS_RES_IOPORT, sc->sc_viorid,
|
|
|
|
sc->sc_viores);
|
|
|
|
fail_memres:
|
|
|
|
bus_release_resource(dev, SYS_RES_MEMORY, sc->sc_memrid, sc->sc_memres);
|
|
|
|
|
|
|
|
return (error);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_pci_detach(device_t dev)
|
|
|
|
{
|
|
|
|
|
|
|
|
return (EINVAL);
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* internal functions
|
|
|
|
*/
|
|
|
|
static void
|
|
|
|
machfb_cursor_enable(struct machfb_softc *sc, int onoff)
|
|
|
|
{
|
|
|
|
|
|
|
|
if (onoff)
|
|
|
|
regw(sc, GEN_TEST_CNTL,
|
|
|
|
regr(sc, GEN_TEST_CNTL) | HWCURSOR_ENABLE);
|
|
|
|
else
|
|
|
|
regw(sc, GEN_TEST_CNTL,
|
|
|
|
regr(sc, GEN_TEST_CNTL) &~ HWCURSOR_ENABLE);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_cursor_install(struct machfb_softc *sc)
|
|
|
|
{
|
|
|
|
uint16_t *p;
|
|
|
|
uint8_t fg;
|
|
|
|
int i, j;
|
|
|
|
|
|
|
|
if (sc->sc_curoff == 0)
|
|
|
|
return (ENODEV);
|
|
|
|
|
|
|
|
machfb_cursor_enable(sc, 0);
|
|
|
|
regw(sc, CUR_OFFSET, sc->sc_curoff >> 3);
|
|
|
|
fg = SC_NORM_ATTR & 0xf;
|
|
|
|
regw(sc, CUR_CLR0, sc->sc_cmap_red[fg] << 24 |
|
|
|
|
sc->sc_cmap_green[fg] << 16 | sc->sc_cmap_blue[fg] << 8 | fg);
|
|
|
|
p = (uint16_t *)(sc->sc_va.va_buffer + sc->sc_curoff);
|
|
|
|
for (i = 0; i < 64; i++)
|
|
|
|
for (j = 0; j < 8; j++)
|
|
|
|
*(p++) = machfb_mouse_pointer_lut[
|
|
|
|
machfb_mouse_pointer_bits[i][j] >> 4] |
|
|
|
|
machfb_mouse_pointer_lut[
|
|
|
|
machfb_mouse_pointer_bits[i][j] & 0x0f] << 8;
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
machfb_get_memsize(struct machfb_softc *sc)
|
|
|
|
{
|
|
|
|
int tmp, memsize;
|
|
|
|
int mem_tab[] = {
|
|
|
|
512, 1024, 2048, 4096, 6144, 8192, 12288, 16384
|
|
|
|
};
|
|
|
|
|
|
|
|
tmp = regr(sc, MEM_CNTL);
|
|
|
|
#ifdef MACHFB_DEBUG
|
|
|
|
printf("memcntl=0x%08x\n", tmp);
|
|
|
|
#endif
|
|
|
|
if (sc->sc_flags & MACHFB_DSP) {
|
|
|
|
tmp &= 0x0000000f;
|
|
|
|
if (tmp < 8)
|
|
|
|
memsize = (tmp + 1) * 512;
|
|
|
|
else if (tmp < 12)
|
|
|
|
memsize = (tmp - 3) * 1024;
|
|
|
|
else
|
|
|
|
memsize = (tmp - 7) * 2048;
|
|
|
|
} else
|
|
|
|
memsize = mem_tab[tmp & 0x07];
|
|
|
|
|
|
|
|
return (memsize);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
machfb_reset_engine(struct machfb_softc *sc)
|
|
|
|
{
|
|
|
|
|
|
|
|
/* Reset engine.*/
|
|
|
|
regw(sc, GEN_TEST_CNTL, regr(sc, GEN_TEST_CNTL) & ~GUI_ENGINE_ENABLE);
|
|
|
|
|
|
|
|
/* Enable engine. */
|
|
|
|
regw(sc, GEN_TEST_CNTL, regr(sc, GEN_TEST_CNTL) | GUI_ENGINE_ENABLE);
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Ensure engine is not locked up by clearing any FIFO or
|
|
|
|
* host errors.
|
|
|
|
*/
|
|
|
|
regw(sc, BUS_CNTL, regr(sc, BUS_CNTL) | BUS_HOST_ERR_ACK |
|
|
|
|
BUS_FIFO_ERR_ACK);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
machfb_init_engine(struct machfb_softc *sc)
|
|
|
|
{
|
|
|
|
uint32_t pitch_value;
|
|
|
|
|
|
|
|
pitch_value = sc->sc_width;
|
|
|
|
|
|
|
|
if (sc->sc_depth == 24)
|
|
|
|
pitch_value *= 3;
|
|
|
|
|
|
|
|
machfb_reset_engine(sc);
|
|
|
|
|
|
|
|
wait_for_fifo(sc, 14);
|
|
|
|
|
|
|
|
regw(sc, CONTEXT_MASK, 0xffffffff);
|
|
|
|
|
|
|
|
regw(sc, DST_OFF_PITCH, (pitch_value / 8) << 22);
|
|
|
|
|
|
|
|
regw(sc, DST_Y_X, 0);
|
|
|
|
regw(sc, DST_HEIGHT, 0);
|
|
|
|
regw(sc, DST_BRES_ERR, 0);
|
|
|
|
regw(sc, DST_BRES_INC, 0);
|
|
|
|
regw(sc, DST_BRES_DEC, 0);
|
|
|
|
|
|
|
|
regw(sc, DST_CNTL, DST_LAST_PEL | DST_X_LEFT_TO_RIGHT |
|
|
|
|
DST_Y_TOP_TO_BOTTOM);
|
|
|
|
|
|
|
|
regw(sc, SRC_OFF_PITCH, (pitch_value / 8) << 22);
|
|
|
|
|
|
|
|
regw(sc, SRC_Y_X, 0);
|
|
|
|
regw(sc, SRC_HEIGHT1_WIDTH1, 1);
|
|
|
|
regw(sc, SRC_Y_X_START, 0);
|
|
|
|
regw(sc, SRC_HEIGHT2_WIDTH2, 1);
|
|
|
|
|
|
|
|
regw(sc, SRC_CNTL, SRC_LINE_X_LEFT_TO_RIGHT);
|
|
|
|
|
|
|
|
wait_for_fifo(sc, 13);
|
|
|
|
regw(sc, HOST_CNTL, 0);
|
|
|
|
|
|
|
|
regw(sc, PAT_REG0, 0);
|
|
|
|
regw(sc, PAT_REG1, 0);
|
|
|
|
regw(sc, PAT_CNTL, 0);
|
|
|
|
|
|
|
|
regw(sc, SC_LEFT, 0);
|
|
|
|
regw(sc, SC_TOP, 0);
|
|
|
|
regw(sc, SC_BOTTOM, sc->sc_height - 1);
|
|
|
|
regw(sc, SC_RIGHT, pitch_value - 1);
|
|
|
|
|
|
|
|
regw(sc, DP_BKGD_CLR, 0);
|
|
|
|
regw(sc, DP_FRGD_CLR, 0xffffffff);
|
|
|
|
regw(sc, DP_WRITE_MASK, 0xffffffff);
|
|
|
|
regw(sc, DP_MIX, (MIX_SRC << 16) | MIX_DST);
|
|
|
|
|
|
|
|
regw(sc, DP_SRC, FRGD_SRC_FRGD_CLR);
|
|
|
|
|
|
|
|
wait_for_fifo(sc, 3);
|
|
|
|
regw(sc, CLR_CMP_CLR, 0);
|
|
|
|
regw(sc, CLR_CMP_MASK, 0xffffffff);
|
|
|
|
regw(sc, CLR_CMP_CNTL, 0);
|
|
|
|
|
|
|
|
wait_for_fifo(sc, 2);
|
|
|
|
switch (sc->sc_depth) {
|
|
|
|
case 8:
|
|
|
|
regw(sc, DP_PIX_WIDTH, HOST_8BPP | SRC_8BPP | DST_8BPP);
|
|
|
|
regw(sc, DP_CHAIN_MASK, DP_CHAIN_8BPP);
|
|
|
|
regw(sc, DAC_CNTL, regr(sc, DAC_CNTL) | DAC_8BIT_EN);
|
|
|
|
break;
|
|
|
|
#if 0
|
|
|
|
case 32:
|
|
|
|
regw(sc, DP_PIX_WIDTH, HOST_32BPP | SRC_32BPP | DST_32BPP);
|
|
|
|
regw(sc, DP_CHAIN_MASK, DP_CHAIN_32BPP);
|
|
|
|
regw(sc, DAC_CNTL, regr(sc, DAC_CNTL) | DAC_8BIT_EN);
|
|
|
|
break;
|
|
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
|
|
wait_for_fifo(sc, 5);
|
|
|
|
regw(sc, CRTC_INT_CNTL, regr(sc, CRTC_INT_CNTL) & ~0x20);
|
|
|
|
regw(sc, GUI_TRAJ_CNTL, DST_X_LEFT_TO_RIGHT | DST_Y_TOP_TO_BOTTOM);
|
|
|
|
|
|
|
|
wait_for_idle(sc);
|
|
|
|
}
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
static void
|
|
|
|
machfb_adjust_frame(struct machfb_softc *sc, int x, int y)
|
|
|
|
{
|
|
|
|
int offset;
|
|
|
|
|
|
|
|
offset = ((x + y * sc->sc_width) * (sc->sc_depth >> 3)) >> 3;
|
|
|
|
|
|
|
|
regw(sc, CRTC_OFF_PITCH, (regr(sc, CRTC_OFF_PITCH) & 0xfff00000) |
|
|
|
|
offset);
|
|
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static void
|
|
|
|
machfb_putpalreg(struct machfb_softc *sc, uint8_t index, uint8_t r, uint8_t g,
|
|
|
|
uint8_t b)
|
|
|
|
{
|
|
|
|
|
|
|
|
sc->sc_cmap_red[index] = r;
|
|
|
|
sc->sc_cmap_green[index] = g;
|
|
|
|
sc->sc_cmap_blue[index] = b;
|
|
|
|
/*
|
|
|
|
* Writing the DAC index takes a while, in theory we can poll some
|
|
|
|
* register to see when it's ready - but we better avoid writing it
|
|
|
|
* unnecessarily.
|
|
|
|
*/
|
|
|
|
if (index != sc->sc_dacw) {
|
|
|
|
regwb(sc, DAC_MASK, 0xff);
|
|
|
|
regwb(sc, DAC_WINDEX, index);
|
|
|
|
}
|
|
|
|
sc->sc_dacw = index + 1;
|
|
|
|
regwb(sc, DAC_DATA, r);
|
|
|
|
regwb(sc, DAC_DATA, g);
|
|
|
|
regwb(sc, DAC_DATA, b);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
machfb_shutdown_final(void *v)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc = v;
|
|
|
|
|
|
|
|
machfb_cursor_enable(sc, 0);
|
2005-06-04 21:18:30 +00:00
|
|
|
/*
|
|
|
|
* In case this is the console set the cursor of the stdout
|
|
|
|
* instance to the start of the last line so OFW output ends
|
|
|
|
* up beneath what FreeBSD left on the screen.
|
|
|
|
*/
|
|
|
|
if (sc->sc_flags & MACHFB_CONSOLE) {
|
|
|
|
OF_interpret("stdout @ is my-self 0 to column#", 0);
|
|
|
|
OF_interpret("stdout @ is my-self #lines 1 - to line#", 0);
|
|
|
|
}
|
2005-05-21 20:47:38 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
machfb_shutdown_reset(void *v)
|
|
|
|
{
|
|
|
|
struct machfb_softc *sc = v;
|
|
|
|
|
|
|
|
machfb_blank_display(&sc->sc_va, V_DISPLAY_STAND_BY);
|
|
|
|
}
|