the framebuffer part lives on in voyager/voyagerfb.c
This commit is contained in:
macallan
parent
d0e648c14a
commit
92c3702900
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/* $NetBSD: voyagerfb.c,v 1.9 2011/08/30 02:53:01 macallan Exp $ */
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/*
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* Copyright (c) 2009 Michael Lorenz
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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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*
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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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/*
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* A console driver for Silicon Motion SM502 / Voyager GX graphics controllers
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* tested on GDIUM only so far
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: voyagerfb.c,v 1.9 2011/08/30 02:53:01 macallan Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/device.h>
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#include <sys/malloc.h>
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#include <sys/lwp.h>
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#include <sys/kauth.h>
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#include <dev/videomode/videomode.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/pci/pcidevs.h>
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#include <dev/pci/pciio.h>
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#include <dev/ic/sm502reg.h>
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#include <dev/wscons/wsdisplayvar.h>
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#include <dev/wscons/wsconsio.h>
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#include <dev/wsfont/wsfont.h>
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#include <dev/rasops/rasops.h>
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#include <dev/wscons/wsdisplay_vconsvar.h>
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#include <dev/pci/wsdisplay_pci.h>
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#include <dev/i2c/i2cvar.h>
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struct voyagerfb_softc {
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device_t sc_dev;
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pci_chipset_tag_t sc_pc;
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pcitag_t sc_pcitag;
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bus_space_tag_t sc_memt;
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bus_space_tag_t sc_iot;
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bus_space_handle_t sc_fbh;
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bus_space_handle_t sc_regh;
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bus_addr_t sc_fb, sc_reg;
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bus_size_t sc_fbsize, sc_regsize;
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int sc_width, sc_height, sc_depth, sc_stride;
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int sc_locked;
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void *sc_fbaddr;
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struct vcons_screen sc_console_screen;
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struct wsscreen_descr sc_defaultscreen_descr;
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const struct wsscreen_descr *sc_screens[1];
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struct wsscreen_list sc_screenlist;
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struct vcons_data vd;
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uint8_t *sc_dataport;
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int sc_mode;
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u_char sc_cmap_red[256];
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u_char sc_cmap_green[256];
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u_char sc_cmap_blue[256];
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};
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static int voyagerfb_match(device_t, cfdata_t, void *);
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static void voyagerfb_attach(device_t, device_t, void *);
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CFATTACH_DECL_NEW(voyagerfb, sizeof(struct voyagerfb_softc),
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voyagerfb_match, voyagerfb_attach, NULL, NULL);
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extern const u_char rasops_cmap[768];
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static int voyagerfb_ioctl(void *, void *, u_long, void *, int,
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struct lwp *);
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static paddr_t voyagerfb_mmap(void *, void *, off_t, int);
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static void voyagerfb_init_screen(void *, struct vcons_screen *, int,
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long *);
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static int voyagerfb_putcmap(struct voyagerfb_softc *,
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struct wsdisplay_cmap *);
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static int voyagerfb_getcmap(struct voyagerfb_softc *,
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struct wsdisplay_cmap *);
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static void voyagerfb_restore_palette(struct voyagerfb_softc *);
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static int voyagerfb_putpalreg(struct voyagerfb_softc *, int, uint8_t,
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uint8_t, uint8_t);
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static void voyagerfb_init(struct voyagerfb_softc *);
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static void voyagerfb_rectfill(struct voyagerfb_softc *, int, int, int, int,
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uint32_t);
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static void voyagerfb_bitblt(struct voyagerfb_softc *, int, int, int, int,
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int, int, int);
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static void voyagerfb_cursor(void *, int, int, int);
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static void voyagerfb_putchar(void *, int, int, u_int, long);
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static void voyagerfb_copycols(void *, int, int, int, int);
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static void voyagerfb_erasecols(void *, int, int, int, long);
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static void voyagerfb_copyrows(void *, int, int, int);
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static void voyagerfb_eraserows(void *, int, int, long);
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struct wsdisplay_accessops voyagerfb_accessops = {
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voyagerfb_ioctl,
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voyagerfb_mmap,
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NULL, /* alloc_screen */
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NULL, /* free_screen */
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NULL, /* show_screen */
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NULL, /* load_font */
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NULL, /* pollc */
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NULL /* scroll */
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};
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/* wait for FIFO empty so we can feed it another command */
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static inline void
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voyagerfb_ready(struct voyagerfb_softc *sc)
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{
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do {} while ((bus_space_read_4(sc->sc_memt, sc->sc_regh,
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SM502_SYSTEM_CTRL) & SM502_SYSCTL_FIFO_EMPTY) == 0);
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}
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/* wait for the drawing engine to be idle */
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static inline void
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voyagerfb_wait(struct voyagerfb_softc *sc)
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{
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do {} while ((bus_space_read_4(sc->sc_memt, sc->sc_regh,
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SM502_SYSTEM_CTRL) & SM502_SYSCTL_ENGINE_BUSY) != 0);
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}
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static int
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voyagerfb_match(device_t parent, cfdata_t match, void *aux)
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{
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struct pci_attach_args *pa = (struct pci_attach_args *)aux;
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if (PCI_CLASS(pa->pa_class) != PCI_CLASS_DISPLAY)
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return 0;
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if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_SILMOTION)
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return 0;
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/* only chip tested on so far - may need a list */
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if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_SILMOTION_SM502)
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return 100;
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return (0);
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}
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static void
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voyagerfb_attach(device_t parent, device_t self, void *aux)
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{
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struct voyagerfb_softc *sc = device_private(self);
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struct pci_attach_args *pa = aux;
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struct rasops_info *ri;
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char devinfo[256];
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struct wsemuldisplaydev_attach_args aa;
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prop_dictionary_t dict;
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unsigned long defattr;
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uint32_t reg;
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bool is_console;
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int i, j;
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sc->sc_pc = pa->pa_pc;
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sc->sc_pcitag = pa->pa_tag;
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sc->sc_memt = pa->pa_memt;
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sc->sc_iot = pa->pa_iot;
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sc->sc_dev = self;
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pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo));
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aprint_normal(": %s\n", devinfo);
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dict = device_properties(self);
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prop_dictionary_get_bool(dict, "is_console", &is_console);
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if (pci_mapreg_map(pa, 0x10, PCI_MAPREG_TYPE_MEM,
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BUS_SPACE_MAP_LINEAR,
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&sc->sc_memt, &sc->sc_fbh, &sc->sc_fb, &sc->sc_fbsize)) {
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aprint_error("%s: failed to map the frame buffer.\n",
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device_xname(sc->sc_dev));
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}
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sc->sc_fbaddr = bus_space_vaddr(sc->sc_memt, sc->sc_fbh);
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if (pci_mapreg_map(pa, 0x14, PCI_MAPREG_TYPE_MEM, 0,
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&sc->sc_memt, &sc->sc_regh, &sc->sc_reg, &sc->sc_regsize)) {
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aprint_error("%s: failed to map registers.\n",
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device_xname(sc->sc_dev));
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}
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sc->sc_dataport = bus_space_vaddr(sc->sc_memt, sc->sc_regh);
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sc->sc_dataport += SM502_DATAPORT;
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reg = bus_space_read_4(sc->sc_memt, sc->sc_regh, SM502_PANEL_DISP_CRTL);
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switch (reg & SM502_PDC_DEPTH_MASK) {
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case SM502_PDC_8BIT:
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sc->sc_depth = 8;
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break;
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case SM502_PDC_16BIT:
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sc->sc_depth = 16;
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break;
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case SM502_PDC_32BIT:
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sc->sc_depth = 24;
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break;
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default:
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panic("%s: unsupported depth", device_xname(self));
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}
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sc->sc_stride = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
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SM502_PANEL_FB_OFFSET) & SM502_FBA_WIN_STRIDE_MASK) >> 16;
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sc->sc_width = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
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SM502_PANEL_FB_WIDTH) & SM502_FBW_WIN_WIDTH_MASK) >> 16;
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sc->sc_height = (bus_space_read_4(sc->sc_memt, sc->sc_regh,
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SM502_PANEL_FB_HEIGHT) & SM502_FBH_WIN_HEIGHT_MASK) >> 16;
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printf("%s: %d x %d, %d bit, stride %d\n", device_xname(self),
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sc->sc_width, sc->sc_height, sc->sc_depth, sc->sc_stride);
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/*
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* XXX yeah, casting the fb address to uint32_t is formally wrong
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* but as far as I know there are no SM502 with 64bit BARs
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*/
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aprint_normal("%s: %d MB aperture at 0x%08x\n", device_xname(self),
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(int)(sc->sc_fbsize >> 20), (uint32_t)sc->sc_fb);
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sc->sc_defaultscreen_descr = (struct wsscreen_descr){
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"default",
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0, 0,
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NULL,
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8, 16,
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WSSCREEN_WSCOLORS | WSSCREEN_HILIT,
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NULL
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};
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sc->sc_screens[0] = &sc->sc_defaultscreen_descr;
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sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens};
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sc->sc_mode = WSDISPLAYIO_MODE_EMUL;
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sc->sc_locked = 0;
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vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr,
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&voyagerfb_accessops);
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sc->vd.init_screen = voyagerfb_init_screen;
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/* init engine here */
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voyagerfb_init(sc);
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ri = &sc->sc_console_screen.scr_ri;
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if (is_console) {
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vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1,
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&defattr);
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sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC;
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sc->sc_defaultscreen_descr.textops = &ri->ri_ops;
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sc->sc_defaultscreen_descr.capabilities = ri->ri_caps;
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sc->sc_defaultscreen_descr.nrows = ri->ri_rows;
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sc->sc_defaultscreen_descr.ncols = ri->ri_cols;
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wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0,
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defattr);
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} else {
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/*
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* since we're not the console we can postpone the rest
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* until someone actually allocates a screen for us
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*/
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(*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr);
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}
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j = 0;
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if (sc->sc_depth <= 8) {
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for (i = 0; i < (1 << sc->sc_depth); i++) {
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sc->sc_cmap_red[i] = rasops_cmap[j];
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sc->sc_cmap_green[i] = rasops_cmap[j + 1];
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sc->sc_cmap_blue[i] = rasops_cmap[j + 2];
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voyagerfb_putpalreg(sc, i, rasops_cmap[j],
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rasops_cmap[j + 1], rasops_cmap[j + 2]);
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j += 3;
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}
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}
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voyagerfb_rectfill(sc, 0, 0, sc->sc_width, sc->sc_height,
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ri->ri_devcmap[(defattr >> 16) & 0xff]);
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if (is_console)
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vcons_replay_msgbuf(&sc->sc_console_screen);
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aa.console = is_console;
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aa.scrdata = &sc->sc_screenlist;
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aa.accessops = &voyagerfb_accessops;
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aa.accesscookie = &sc->vd;
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config_found(sc->sc_dev, &aa, wsemuldisplaydevprint);
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}
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static int
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voyagerfb_ioctl(void *v, void *vs, u_long cmd, void *data, int flag,
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struct lwp *l)
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{
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struct vcons_data *vd = v;
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struct voyagerfb_softc *sc = vd->cookie;
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struct wsdisplay_fbinfo *wdf;
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struct vcons_screen *ms = vd->active;
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switch (cmd) {
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case WSDISPLAYIO_GTYPE:
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*(u_int *)data = WSDISPLAY_TYPE_PCIMISC;
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return 0;
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/* PCI config read/write passthrough. */
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case PCI_IOC_CFGREAD:
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case PCI_IOC_CFGWRITE:
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return pci_devioctl(sc->sc_pc, sc->sc_pcitag,
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cmd, data, flag, l);
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case WSDISPLAYIO_GET_BUSID:
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return wsdisplayio_busid_pci(sc->sc_dev, sc->sc_pc,
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sc->sc_pcitag, data);
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case WSDISPLAYIO_GINFO:
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if (ms == NULL)
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return ENODEV;
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wdf = (void *)data;
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wdf->height = ms->scr_ri.ri_height;
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wdf->width = ms->scr_ri.ri_width;
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wdf->depth = ms->scr_ri.ri_depth;
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wdf->cmsize = 256;
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return 0;
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case WSDISPLAYIO_GETCMAP:
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return voyagerfb_getcmap(sc,
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(struct wsdisplay_cmap *)data);
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case WSDISPLAYIO_PUTCMAP:
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return voyagerfb_putcmap(sc,
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|
||||||
(struct wsdisplay_cmap *)data);
|
|
||||||
|
|
||||||
case WSDISPLAYIO_LINEBYTES:
|
|
||||||
*(u_int *)data = sc->sc_stride;
|
|
||||||
return 0;
|
|
||||||
|
|
||||||
case WSDISPLAYIO_SMODE: {
|
|
||||||
int new_mode = *(int*)data;
|
|
||||||
if (new_mode != sc->sc_mode) {
|
|
||||||
sc->sc_mode = new_mode;
|
|
||||||
if(new_mode == WSDISPLAYIO_MODE_EMUL) {
|
|
||||||
voyagerfb_restore_palette(sc);
|
|
||||||
vcons_redraw_screen(ms);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
return EPASSTHROUGH;
|
|
||||||
}
|
|
||||||
|
|
||||||
static paddr_t
|
|
||||||
voyagerfb_mmap(void *v, void *vs, off_t offset, int prot)
|
|
||||||
{
|
|
||||||
struct vcons_data *vd = v;
|
|
||||||
struct voyagerfb_softc *sc = vd->cookie;
|
|
||||||
paddr_t pa;
|
|
||||||
|
|
||||||
/* 'regular' framebuffer mmap()ing */
|
|
||||||
if (offset < sc->sc_fbsize) {
|
|
||||||
pa = bus_space_mmap(sc->sc_memt, sc->sc_fb + offset, 0, prot,
|
|
||||||
BUS_SPACE_MAP_LINEAR);
|
|
||||||
return pa;
|
|
||||||
}
|
|
||||||
|
|
||||||
/*
|
|
||||||
* restrict all other mappings to processes with superuser privileges
|
|
||||||
* or the kernel itself
|
|
||||||
*/
|
|
||||||
if (kauth_authorize_generic(kauth_cred_get(), KAUTH_GENERIC_ISSUSER,
|
|
||||||
NULL) != 0) {
|
|
||||||
aprint_normal("%s: mmap() rejected.\n",
|
|
||||||
device_xname(sc->sc_dev));
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
if ((offset >= sc->sc_fb) && (offset < (sc->sc_fb + sc->sc_fbsize))) {
|
|
||||||
pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
|
|
||||||
BUS_SPACE_MAP_LINEAR);
|
|
||||||
return pa;
|
|
||||||
}
|
|
||||||
|
|
||||||
if ((offset >= sc->sc_reg) &&
|
|
||||||
(offset < (sc->sc_reg + sc->sc_regsize))) {
|
|
||||||
pa = bus_space_mmap(sc->sc_memt, offset, 0, prot,
|
|
||||||
BUS_SPACE_MAP_LINEAR);
|
|
||||||
return pa;
|
|
||||||
}
|
|
||||||
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_init_screen(void *cookie, struct vcons_screen *scr,
|
|
||||||
int existing, long *defattr)
|
|
||||||
{
|
|
||||||
struct voyagerfb_softc *sc = cookie;
|
|
||||||
struct rasops_info *ri = &scr->scr_ri;
|
|
||||||
|
|
||||||
ri->ri_depth = sc->sc_depth;
|
|
||||||
ri->ri_width = sc->sc_width;
|
|
||||||
ri->ri_height = sc->sc_height;
|
|
||||||
ri->ri_stride = sc->sc_stride;
|
|
||||||
ri->ri_flg = RI_CENTER | RI_FULLCLEAR;
|
|
||||||
|
|
||||||
ri->ri_bits = (char *)sc->sc_fbaddr;
|
|
||||||
|
|
||||||
if (existing) {
|
|
||||||
ri->ri_flg |= RI_CLEAR;
|
|
||||||
}
|
|
||||||
|
|
||||||
rasops_init(ri, sc->sc_height / 8, sc->sc_width / 8);
|
|
||||||
ri->ri_caps = WSSCREEN_WSCOLORS;
|
|
||||||
|
|
||||||
rasops_reconfig(ri, sc->sc_height / ri->ri_font->fontheight,
|
|
||||||
sc->sc_width / ri->ri_font->fontwidth);
|
|
||||||
|
|
||||||
ri->ri_hw = scr;
|
|
||||||
ri->ri_ops.copyrows = voyagerfb_copyrows;
|
|
||||||
ri->ri_ops.copycols = voyagerfb_copycols;
|
|
||||||
ri->ri_ops.eraserows = voyagerfb_eraserows;
|
|
||||||
ri->ri_ops.erasecols = voyagerfb_erasecols;
|
|
||||||
ri->ri_ops.cursor = voyagerfb_cursor;
|
|
||||||
ri->ri_ops.putchar = voyagerfb_putchar;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int
|
|
||||||
voyagerfb_putcmap(struct voyagerfb_softc *sc, struct wsdisplay_cmap *cm)
|
|
||||||
{
|
|
||||||
u_char *r, *g, *b;
|
|
||||||
u_int index = cm->index;
|
|
||||||
u_int count = cm->count;
|
|
||||||
int i, error;
|
|
||||||
u_char rbuf[256], gbuf[256], bbuf[256];
|
|
||||||
|
|
||||||
#ifdef VOYAGERFB_DEBUG
|
|
||||||
aprint_debug("putcmap: %d %d\n",index, count);
|
|
||||||
#endif
|
|
||||||
if (cm->index >= 256 || cm->count > 256 ||
|
|
||||||
(cm->index + cm->count) > 256)
|
|
||||||
return EINVAL;
|
|
||||||
error = copyin(cm->red, &rbuf[index], count);
|
|
||||||
if (error)
|
|
||||||
return error;
|
|
||||||
error = copyin(cm->green, &gbuf[index], count);
|
|
||||||
if (error)
|
|
||||||
return error;
|
|
||||||
error = copyin(cm->blue, &bbuf[index], count);
|
|
||||||
if (error)
|
|
||||||
return error;
|
|
||||||
|
|
||||||
memcpy(&sc->sc_cmap_red[index], &rbuf[index], count);
|
|
||||||
memcpy(&sc->sc_cmap_green[index], &gbuf[index], count);
|
|
||||||
memcpy(&sc->sc_cmap_blue[index], &bbuf[index], count);
|
|
||||||
|
|
||||||
r = &sc->sc_cmap_red[index];
|
|
||||||
g = &sc->sc_cmap_green[index];
|
|
||||||
b = &sc->sc_cmap_blue[index];
|
|
||||||
|
|
||||||
for (i = 0; i < count; i++) {
|
|
||||||
voyagerfb_putpalreg(sc, index, *r, *g, *b);
|
|
||||||
index++;
|
|
||||||
r++, g++, b++;
|
|
||||||
}
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
static int
|
|
||||||
voyagerfb_getcmap(struct voyagerfb_softc *sc, struct wsdisplay_cmap *cm)
|
|
||||||
{
|
|
||||||
u_int index = cm->index;
|
|
||||||
u_int count = cm->count;
|
|
||||||
int error;
|
|
||||||
|
|
||||||
if (index >= 255 || count > 256 || index + count > 256)
|
|
||||||
return EINVAL;
|
|
||||||
|
|
||||||
error = copyout(&sc->sc_cmap_red[index], cm->red, count);
|
|
||||||
if (error)
|
|
||||||
return error;
|
|
||||||
error = copyout(&sc->sc_cmap_green[index], cm->green, count);
|
|
||||||
if (error)
|
|
||||||
return error;
|
|
||||||
error = copyout(&sc->sc_cmap_blue[index], cm->blue, count);
|
|
||||||
if (error)
|
|
||||||
return error;
|
|
||||||
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_restore_palette(struct voyagerfb_softc *sc)
|
|
||||||
{
|
|
||||||
int i;
|
|
||||||
|
|
||||||
for (i = 0; i < (1 << sc->sc_depth); i++) {
|
|
||||||
voyagerfb_putpalreg(sc, i, sc->sc_cmap_red[i],
|
|
||||||
sc->sc_cmap_green[i], sc->sc_cmap_blue[i]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static int
|
|
||||||
voyagerfb_putpalreg(struct voyagerfb_softc *sc, int idx, uint8_t r,
|
|
||||||
uint8_t g, uint8_t b)
|
|
||||||
{
|
|
||||||
uint32_t reg;
|
|
||||||
|
|
||||||
reg = (r << 16) | (g << 8) | b;
|
|
||||||
/* XXX we should probably write the CRT palette too */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_PALETTE_PANEL + (idx << 2), reg);
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_init(struct voyagerfb_softc *sc)
|
|
||||||
{
|
|
||||||
|
|
||||||
voyagerfb_wait(sc);
|
|
||||||
/* disable colour compare */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_COLOR_COMP_MASK, 0);
|
|
||||||
/* allow writes to all planes */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PLANEMASK,
|
|
||||||
0xffffffff);
|
|
||||||
/* disable clipping */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CLIP_TOP_LEFT, 0);
|
|
||||||
/* source and destination in local memory, no offset */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC_BASE, 0);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST_BASE, 0);
|
|
||||||
/* pitch is screen stride */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_PITCH,
|
|
||||||
sc->sc_width | (sc->sc_width << 16));
|
|
||||||
/* window is screen width */
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_WINDOW_WIDTH,
|
|
||||||
sc->sc_width | (sc->sc_width << 16));
|
|
||||||
switch (sc->sc_depth) {
|
|
||||||
case 8:
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_STRETCH, SM502_STRETCH_8BIT);
|
|
||||||
break;
|
|
||||||
case 16:
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_STRETCH, SM502_STRETCH_16BIT);
|
|
||||||
break;
|
|
||||||
case 24:
|
|
||||||
case 32:
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_STRETCH, SM502_STRETCH_32BIT);
|
|
||||||
break;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_rectfill(struct voyagerfb_softc *sc, int x, int y, int wi, int he,
|
|
||||||
uint32_t colour)
|
|
||||||
{
|
|
||||||
|
|
||||||
voyagerfb_ready(sc);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL,
|
|
||||||
ROP_COPY |
|
|
||||||
SM502_CTRL_USE_ROP2 |
|
|
||||||
SM502_CTRL_CMD_RECTFILL |
|
|
||||||
SM502_CTRL_QUICKSTART_E);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_FOREGROUND,
|
|
||||||
colour);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST,
|
|
||||||
(x << 16) | y);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION,
|
|
||||||
(wi << 16) | he);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_bitblt(struct voyagerfb_softc *sc, int xs, int ys, int xd, int yd,
|
|
||||||
int wi, int he, int rop)
|
|
||||||
{
|
|
||||||
uint32_t cmd;
|
|
||||||
|
|
||||||
cmd = (rop & 0xf) | SM502_CTRL_USE_ROP2 | SM502_CTRL_CMD_BITBLT |
|
|
||||||
SM502_CTRL_QUICKSTART_E;
|
|
||||||
|
|
||||||
voyagerfb_ready(sc);
|
|
||||||
|
|
||||||
if (xd <= xs) {
|
|
||||||
/* left to right */
|
|
||||||
} else {
|
|
||||||
/*
|
|
||||||
* According to the manual this flag reverses only the blitter's
|
|
||||||
* X direction. At least on my Gdium it also reverses the Y
|
|
||||||
* direction
|
|
||||||
*/
|
|
||||||
cmd |= SM502_CTRL_R_TO_L;
|
|
||||||
xs += wi - 1;
|
|
||||||
xd += wi - 1;
|
|
||||||
ys += he - 1;
|
|
||||||
yd += he - 1;
|
|
||||||
}
|
|
||||||
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_CONTROL, cmd);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_SRC,
|
|
||||||
(xs << 16) | ys);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DST,
|
|
||||||
(xd << 16) | yd);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh, SM502_DIMENSION,
|
|
||||||
(wi << 16) | he);
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_cursor(void *cookie, int on, int row, int col)
|
|
||||||
{
|
|
||||||
struct rasops_info *ri = cookie;
|
|
||||||
struct vcons_screen *scr = ri->ri_hw;
|
|
||||||
struct voyagerfb_softc *sc = scr->scr_cookie;
|
|
||||||
int x, y, wi, he;
|
|
||||||
|
|
||||||
wi = ri->ri_font->fontwidth;
|
|
||||||
he = ri->ri_font->fontheight;
|
|
||||||
|
|
||||||
if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
|
|
||||||
x = ri->ri_ccol * wi + ri->ri_xorigin;
|
|
||||||
y = ri->ri_crow * he + ri->ri_yorigin;
|
|
||||||
if (ri->ri_flg & RI_CURSOR) {
|
|
||||||
voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT);
|
|
||||||
ri->ri_flg &= ~RI_CURSOR;
|
|
||||||
}
|
|
||||||
ri->ri_crow = row;
|
|
||||||
ri->ri_ccol = col;
|
|
||||||
if (on) {
|
|
||||||
x = ri->ri_ccol * wi + ri->ri_xorigin;
|
|
||||||
y = ri->ri_crow * he + ri->ri_yorigin;
|
|
||||||
voyagerfb_bitblt(sc, x, y, x, y, wi, he, ROP_INVERT);
|
|
||||||
ri->ri_flg |= RI_CURSOR;
|
|
||||||
}
|
|
||||||
} else {
|
|
||||||
scr->scr_ri.ri_crow = row;
|
|
||||||
scr->scr_ri.ri_ccol = col;
|
|
||||||
scr->scr_ri.ri_flg &= ~RI_CURSOR;
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline void
|
|
||||||
voyagerfb_feed8(struct voyagerfb_softc *sc, uint8_t *data, int len)
|
|
||||||
{
|
|
||||||
uint32_t *port = (uint32_t *)sc->sc_dataport;
|
|
||||||
int i;
|
|
||||||
|
|
||||||
for (i = 0; i < ((len + 3) & 0xfffc); i++) {
|
|
||||||
*port = *data;
|
|
||||||
data++;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static inline void
|
|
||||||
voyagerfb_feed16(struct voyagerfb_softc *sc, uint16_t *data, int len)
|
|
||||||
{
|
|
||||||
uint32_t *port = (uint32_t *)sc->sc_dataport;
|
|
||||||
int i;
|
|
||||||
|
|
||||||
len = len << 1;
|
|
||||||
for (i = 0; i < ((len + 1) & 0xfffe); i++) {
|
|
||||||
*port = *data;
|
|
||||||
data++;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_putchar(void *cookie, int row, int col, u_int c, long attr)
|
|
||||||
{
|
|
||||||
struct rasops_info *ri = cookie;
|
|
||||||
struct wsdisplay_font *font = PICK_FONT(ri, c);
|
|
||||||
struct vcons_screen *scr = ri->ri_hw;
|
|
||||||
struct voyagerfb_softc *sc = scr->scr_cookie;
|
|
||||||
uint32_t cmd;
|
|
||||||
|
|
||||||
if (sc->sc_mode == WSDISPLAYIO_MODE_EMUL) {
|
|
||||||
int fg, bg, uc;
|
|
||||||
uint8_t *data;
|
|
||||||
int x, y, wi, he;
|
|
||||||
wi = font->fontwidth;
|
|
||||||
he = font->fontheight;
|
|
||||||
|
|
||||||
if (!CHAR_IN_FONT(c, font))
|
|
||||||
return;
|
|
||||||
bg = ri->ri_devcmap[(attr >> 16) & 0x0f];
|
|
||||||
fg = ri->ri_devcmap[(attr >> 24) & 0x0f];
|
|
||||||
x = ri->ri_xorigin + col * wi;
|
|
||||||
y = ri->ri_yorigin + row * he;
|
|
||||||
if (c == 0x20) {
|
|
||||||
voyagerfb_rectfill(sc, x, y, wi, he, bg);
|
|
||||||
} else {
|
|
||||||
uc = c - font->firstchar;
|
|
||||||
data = (uint8_t *)font->data + uc * ri->ri_fontscale;
|
|
||||||
cmd = ROP_COPY |
|
|
||||||
SM502_CTRL_USE_ROP2 |
|
|
||||||
SM502_CTRL_CMD_HOSTWRT |
|
|
||||||
SM502_CTRL_HOSTBLT_MONO |
|
|
||||||
SM502_CTRL_QUICKSTART_E |
|
|
||||||
SM502_CTRL_MONO_PACK_32BIT;
|
|
||||||
voyagerfb_ready(sc);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_CONTROL, cmd);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_FOREGROUND, fg);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_BACKGROUND, bg);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_SRC, 0);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_DST, (x << 16) | y);
|
|
||||||
bus_space_write_4(sc->sc_memt, sc->sc_regh,
|
|
||||||
SM502_DIMENSION, (wi << 16) | he);
|
|
||||||
/* now feed the data, padded to 32bit */
|
|
||||||
switch (ri->ri_font->stride) {
|
|
||||||
case 1:
|
|
||||||
voyagerfb_feed8(sc, data, ri->ri_fontscale);
|
|
||||||
break;
|
|
||||||
case 2:
|
|
||||||
voyagerfb_feed16(sc, (uint16_t *)data,
|
|
||||||
ri->ri_fontscale);
|
|
||||||
break;
|
|
||||||
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_copycols(void *cookie, int row, int srccol, int dstcol, int ncols)
|
|
||||||
{
|
|
||||||
struct rasops_info *ri = cookie;
|
|
||||||
struct vcons_screen *scr = ri->ri_hw;
|
|
||||||
struct voyagerfb_softc *sc = scr->scr_cookie;
|
|
||||||
int32_t xs, xd, y, width, height;
|
|
||||||
|
|
||||||
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
|
|
||||||
xs = ri->ri_xorigin + ri->ri_font->fontwidth * srccol;
|
|
||||||
xd = ri->ri_xorigin + ri->ri_font->fontwidth * dstcol;
|
|
||||||
y = ri->ri_yorigin + ri->ri_font->fontheight * row;
|
|
||||||
width = ri->ri_font->fontwidth * ncols;
|
|
||||||
height = ri->ri_font->fontheight;
|
|
||||||
voyagerfb_bitblt(sc, xs, y, xd, y, width, height, ROP_COPY);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_erasecols(void *cookie, int row, int startcol, int ncols,
|
|
||||||
long fillattr)
|
|
||||||
{
|
|
||||||
struct rasops_info *ri = cookie;
|
|
||||||
struct vcons_screen *scr = ri->ri_hw;
|
|
||||||
struct voyagerfb_softc *sc = scr->scr_cookie;
|
|
||||||
int32_t x, y, width, height, fg, bg, ul;
|
|
||||||
|
|
||||||
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
|
|
||||||
x = ri->ri_xorigin + ri->ri_font->fontwidth * startcol;
|
|
||||||
y = ri->ri_yorigin + ri->ri_font->fontheight * row;
|
|
||||||
width = ri->ri_font->fontwidth * ncols;
|
|
||||||
height = ri->ri_font->fontheight;
|
|
||||||
rasops_unpack_attr(fillattr, &fg, &bg, &ul);
|
|
||||||
|
|
||||||
voyagerfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_copyrows(void *cookie, int srcrow, int dstrow, int nrows)
|
|
||||||
{
|
|
||||||
struct rasops_info *ri = cookie;
|
|
||||||
struct vcons_screen *scr = ri->ri_hw;
|
|
||||||
struct voyagerfb_softc *sc = scr->scr_cookie;
|
|
||||||
int32_t x, ys, yd, width, height;
|
|
||||||
int i;
|
|
||||||
|
|
||||||
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
|
|
||||||
x = ri->ri_xorigin;
|
|
||||||
ys = ri->ri_yorigin + ri->ri_font->fontheight * srcrow;
|
|
||||||
yd = ri->ri_yorigin + ri->ri_font->fontheight * dstrow;
|
|
||||||
width = ri->ri_emuwidth;
|
|
||||||
height = ri->ri_font->fontheight * nrows;
|
|
||||||
if ((nrows > 1) && (dstrow > srcrow)) {
|
|
||||||
/*
|
|
||||||
* the blitter can't do bottom-up copies so we have
|
|
||||||
* to copy line by line here
|
|
||||||
* should probably use a command sequence
|
|
||||||
*/
|
|
||||||
ys += (height - ri->ri_font->fontheight);
|
|
||||||
yd += (height - ri->ri_font->fontheight);
|
|
||||||
for (i = 0; i < nrows; i++) {
|
|
||||||
voyagerfb_bitblt(sc, x, ys, x, yd, width,
|
|
||||||
ri->ri_font->fontheight, ROP_COPY);
|
|
||||||
ys -= ri->ri_font->fontheight;
|
|
||||||
yd -= ri->ri_font->fontheight;
|
|
||||||
}
|
|
||||||
} else
|
|
||||||
voyagerfb_bitblt(sc, x, ys, x, yd, width, height,
|
|
||||||
ROP_COPY);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
static void
|
|
||||||
voyagerfb_eraserows(void *cookie, int row, int nrows, long fillattr)
|
|
||||||
{
|
|
||||||
struct rasops_info *ri = cookie;
|
|
||||||
struct vcons_screen *scr = ri->ri_hw;
|
|
||||||
struct voyagerfb_softc *sc = scr->scr_cookie;
|
|
||||||
int32_t x, y, width, height, fg, bg, ul;
|
|
||||||
|
|
||||||
if ((sc->sc_locked == 0) && (sc->sc_mode == WSDISPLAYIO_MODE_EMUL)) {
|
|
||||||
x = ri->ri_xorigin;
|
|
||||||
y = ri->ri_yorigin + ri->ri_font->fontheight * row;
|
|
||||||
width = ri->ri_emuwidth;
|
|
||||||
height = ri->ri_font->fontheight * nrows;
|
|
||||||
rasops_unpack_attr(fillattr, &fg, &bg, &ul);
|
|
||||||
|
|
||||||
voyagerfb_rectfill(sc, x, y, width, height, ri->ri_devcmap[bg]);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
Loading…
Reference in New Issue