/* $NetBSD: agten.c,v 1.32 2013/10/19 21:00:32 mrg Exp $ */ /*- * Copyright (c) 2007 Michael Lorenz * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #include __KERNEL_RCSID(0, "$NetBSD: agten.c,v 1.32 2013/10/19 21:00:32 mrg Exp $"); /* * a driver for the Fujitsu AG-10e SBus framebuffer * * this thing is Frankenstein's Monster among graphics boards. * it contains three graphics chips: * a GLint 300SX - 24bit stuff, double-buffered * an Imagine 128 which provides an 8bit overlay * a Weitek P9100 which provides WIDs * so here we need to mess only with the P9100 and the I128 - for X we just * hide the overlay and let the Xserver mess with the GLint */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "opt_agten.h" #include "ioconf.h" static int agten_match(device_t, cfdata_t, void *); static void agten_attach(device_t, device_t, void *); static int agten_ioctl(void *, void *, u_long, void *, int, struct lwp *); static paddr_t agten_mmap(void *, void *, off_t, int); static void agten_init_screen(void *, struct vcons_screen *, int, long *); struct agten_softc { device_t sc_dev; /* base device */ struct fbdevice sc_fb; /* frame buffer device */ struct vcons_screen sc_console_screen; struct wsscreen_descr sc_defaultscreen_descr; const struct wsscreen_descr *sc_screens[1]; struct wsscreen_list sc_screenlist; bus_space_tag_t sc_bustag; bus_space_handle_t sc_i128_fbh; bus_size_t sc_i128_fbsz; bus_space_handle_t sc_i128_regh; bus_space_handle_t sc_p9100_regh; bus_addr_t sc_glint_fb; bus_addr_t sc_glint_regs; uint32_t sc_glint_fbsz; uint32_t sc_width; uint32_t sc_height; /* panel width / height */ uint32_t sc_stride; uint32_t sc_depth; int sc_cursor_x; int sc_cursor_y; int sc_video; /* video output enabled */ /* some /dev/fb* stuff */ int sc_fb_is_open; union bt_cmap sc_cmap; /* Brooktree color map */ int sc_mode; uint32_t sc_bg; void (*sc_putchar)(void *, int, int, u_int, long); struct vcons_data vd; glyphcache sc_gc; }; CFATTACH_DECL_NEW(agten, sizeof(struct agten_softc), agten_match, agten_attach, NULL, NULL); static int agten_putcmap(struct agten_softc *, struct wsdisplay_cmap *); static int agten_getcmap(struct agten_softc *, struct wsdisplay_cmap *); static int agten_putpalreg(struct agten_softc *, uint8_t, uint8_t, uint8_t, uint8_t); static void agten_init(struct agten_softc *); static void agten_init_cmap(struct agten_softc *, struct rasops_info *); static void agten_gfx(struct agten_softc *); static void agten_set_video(struct agten_softc *, int); static int agten_get_video(struct agten_softc *); static void agten_bitblt(void *, int, int, int, int, int, int, int); static void agten_rectfill(void *, int, int, int, int, long); static void agten_putchar(void *, int, int, u_int, long); static void agten_cursor(void *, int, int, int); static void agten_copycols(void *, int, int, int, int); static void agten_erasecols(void *, int, int, int, long); static void agten_copyrows(void *, int, int, int); static void agten_eraserows(void *, int, int, long); static void agten_move_cursor(struct agten_softc *, int, int); static int agten_do_cursor(struct agten_softc *sc, struct wsdisplay_cursor *); static int agten_do_sun_cursor(struct agten_softc *sc, struct fbcursor *); static uint16_t util_interleave(uint8_t, uint8_t); static uint16_t util_interleave_lin(uint8_t, uint8_t); extern const u_char rasops_cmap[768]; struct wsdisplay_accessops agten_accessops = { agten_ioctl, agten_mmap, NULL, /* alloc_screen */ NULL, /* free_screen */ NULL, /* show_screen */ NULL, /* load_font */ NULL, /* pollc */ NULL /* scroll */ }; /* /dev/fb* stuff */ static int agten_fb_open(dev_t, int, int, struct lwp *); static int agten_fb_close(dev_t, int, int, struct lwp *); static int agten_fb_ioctl(dev_t, u_long, void *, int, struct lwp *); static paddr_t agten_fb_mmap(dev_t, off_t, int); static void agten_fb_unblank(device_t); static struct fbdriver agtenfbdriver = { agten_fb_unblank, agten_fb_open, agten_fb_close, agten_fb_ioctl, nopoll, agten_fb_mmap, nokqfilter }; static inline void agten_write_dac(struct agten_softc *sc, int reg, uint8_t val) { bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, 0x200 + (reg << 2), (uint32_t)val << 16); } static inline void agten_write_idx(struct agten_softc *sc, int offset) { bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, 0x200 + (IBM561_ADDR_LOW << 2), (offset & 0xff) << 16); bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, 0x200 + (IBM561_ADDR_HIGH << 2), ((offset >> 8) & 0xff) << 16); } static inline void agten_write_dac_10(struct agten_softc *sc, int reg, uint16_t val) { agten_write_dac(sc, reg, (val >> 2) & 0xff); agten_write_dac(sc, reg, (val & 0x3) << 6); } static int agten_match(device_t dev, cfdata_t cf, void *aux) { struct sbus_attach_args *sa = aux; if (strcmp("PFU,aga", sa->sa_name) == 0) return 100; return 0; } static void agten_attach(device_t parent, device_t dev, void *aux) { struct agten_softc *sc = device_private(dev); struct sbus_attach_args *sa = aux; struct fbdevice *fb = &sc->sc_fb; struct wsemuldisplaydev_attach_args aa; struct rasops_info *ri; long defattr; uint32_t reg; int node = sa->sa_node; int console; sc->sc_dev = dev; sc->sc_defaultscreen_descr = (struct wsscreen_descr){ "default", 0, 0, NULL, 8, 16, WSSCREEN_WSCOLORS | WSSCREEN_HILIT, NULL }; sc->sc_screens[0] = &sc->sc_defaultscreen_descr; sc->sc_screenlist = (struct wsscreen_list){1, sc->sc_screens}; sc->sc_mode = WSDISPLAYIO_MODE_EMUL; sc->sc_fb_is_open = 0; sc->sc_video = -1; sc->sc_bustag = sa->sa_bustag; sc->sc_putchar = NULL; sc->sc_width = prom_getpropint(node, "ffb_width", 1152); sc->sc_height = prom_getpropint(node, "ffb_height", 900); sc->sc_depth = prom_getpropint(node, "ffb_depth", 8); sc->sc_stride = sc->sc_width * (sc->sc_depth >> 3); reg = prom_getpropint(node, "i128_fb_physaddr", -1); sc->sc_i128_fbsz = prom_getpropint(node, "i128_fb_size", -1); if (sbus_bus_map(sc->sc_bustag, sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base + reg, round_page(sc->sc_stride * sc->sc_height), BUS_SPACE_MAP_LINEAR | BUS_SPACE_MAP_LARGE, &sc->sc_i128_fbh) != 0) { aprint_error_dev(dev, "unable to map the framebuffer\n"); return; } fb->fb_pixels = bus_space_vaddr(sc->sc_bustag, sc->sc_i128_fbh); reg = prom_getpropint(node, "i128_reg_physaddr", -1); if (sbus_bus_map(sc->sc_bustag, sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base + reg, 0x10000, 0, &sc->sc_i128_regh) != 0) { aprint_error_dev(dev, "unable to map I128 registers\n"); return; } reg = prom_getpropint(node, "p9100_reg_physaddr", -1); if (sbus_bus_map(sc->sc_bustag, sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base + reg, 0x8000, 0, &sc->sc_p9100_regh) != 0) { aprint_error_dev(dev, "unable to map P9100 registers\n"); return; } reg = prom_getpropint(node, "glint_fb0_physaddr", -1); sc->sc_glint_fb = sbus_bus_addr(sc->sc_bustag, sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base + reg); sc->sc_glint_fbsz = prom_getpropint(node, "glint_lb_size", -1); reg = prom_getpropint(node, "glint_reg_physaddr", -1); sc->sc_glint_regs = sbus_bus_addr(sc->sc_bustag, sa->sa_reg[0].oa_space, sa->sa_reg[0].oa_base + reg); #if 0 bus_intr_establish(sc->sc_bustag, sa->sa_pri, IPL_BIO, agten_intr, sc); #endif printf(": %dx%d\n", sc->sc_width, sc->sc_height); agten_init(sc); console = fb_is_console(node); vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr, &agten_accessops); sc->vd.init_screen = agten_init_screen; ri = &sc->sc_console_screen.scr_ri; sc->sc_gc.gc_bitblt = agten_bitblt; sc->sc_gc.gc_rectfill = agten_rectfill; sc->sc_gc.gc_blitcookie = sc; sc->sc_gc.gc_rop = CR_COPY; #if defined(AGTEN_DEBUG) sc->sc_height -= 200; #endif if (console) { vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1, &defattr); sc->sc_console_screen.scr_flags |= VCONS_SCREEN_IS_STATIC; sc->sc_defaultscreen_descr.textops = &ri->ri_ops; sc->sc_defaultscreen_descr.capabilities = ri->ri_caps; sc->sc_defaultscreen_descr.nrows = ri->ri_rows; sc->sc_defaultscreen_descr.ncols = ri->ri_cols; glyphcache_init(&sc->sc_gc, sc->sc_height + 5, (0x400000 / sc->sc_stride) - sc->sc_height - 5, sc->sc_width, ri->ri_font->fontwidth, ri->ri_font->fontheight, defattr); wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, 0, defattr); i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, 0, 0, sc->sc_width, sc->sc_height, ri->ri_devcmap[(defattr >> 16) & 0xff]); vcons_replay_msgbuf(&sc->sc_console_screen); } else { /* * since we're not the console we can postpone the rest * until someone actually allocates a screen for us */ if (sc->sc_console_screen.scr_ri.ri_rows == 0) { /* do some minimal setup to avoid weirdnesses later */ vcons_init_screen(&sc->vd, &sc->sc_console_screen, 1, &defattr); } else (*ri->ri_ops.allocattr)(ri, 0, 0, 0, &defattr); glyphcache_init(&sc->sc_gc, sc->sc_height + 5, (0x400000 / sc->sc_stride) - sc->sc_height - 5, sc->sc_width, ri->ri_font->fontwidth, ri->ri_font->fontheight, defattr); } /* Initialize the default color map. */ agten_init_cmap(sc, ri); aa.console = console; aa.scrdata = &sc->sc_screenlist; aa.accessops = &agten_accessops; aa.accesscookie = &sc->vd; config_found(sc->sc_dev, &aa, wsemuldisplaydevprint); fb->fb_driver = &agtenfbdriver; fb->fb_device = sc->sc_dev; fb->fb_flags = device_cfdata(sc->sc_dev)->cf_flags & FB_USERMASK; fb->fb_type.fb_type = FBTYPE_AG10E; fb->fb_type.fb_cmsize = 256; /* doesn't matter, we're always 24bit */ fb->fb_type.fb_size = sc->sc_glint_fbsz; fb->fb_type.fb_width = sc->sc_width; fb->fb_type.fb_height = sc->sc_height; fb->fb_type.fb_depth = 32; fb->fb_linebytes = sc->sc_stride << 2; fb_attach(fb, console); agten_set_video(sc, 1); /* make sure video's on */ } static int agten_ioctl(void *v, void *vs, u_long cmd, void *data, int flag, struct lwp *l) { struct vcons_data *vd = v; struct agten_softc *sc = vd->cookie; struct wsdisplay_fbinfo *wdf; struct vcons_screen *ms = vd->active; switch (cmd) { case WSDISPLAYIO_GTYPE: *(u_int *)data = WSDISPLAY_TYPE_AG10; return 0; case WSDISPLAYIO_GINFO: if (ms == NULL) return ENODEV; wdf = (void *)data; wdf->height = ms->scr_ri.ri_height; wdf->width = ms->scr_ri.ri_width; wdf->depth = 32; wdf->cmsize = 256; return 0; case WSDISPLAYIO_GVIDEO: *(int *)data = sc->sc_video; return 0; case WSDISPLAYIO_SVIDEO: agten_set_video(sc, *(int *)data); return 0; case WSDISPLAYIO_GETCMAP: return agten_getcmap(sc, (struct wsdisplay_cmap *)data); case WSDISPLAYIO_PUTCMAP: return agten_putcmap(sc, (struct wsdisplay_cmap *)data); case WSDISPLAYIO_LINEBYTES: *(u_int *)data = sc->sc_stride << 2; 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) { agten_init(sc); agten_init_cmap(sc, &ms->scr_ri); vcons_redraw_screen(ms); } else { agten_gfx(sc); } } } return 0; case WSDISPLAYIO_GCURPOS: { struct wsdisplay_curpos *cp = (void *)data; cp->x = sc->sc_cursor_x; cp->y = sc->sc_cursor_y; } return 0; case WSDISPLAYIO_SCURPOS: { struct wsdisplay_curpos *cp = (void *)data; agten_move_cursor(sc, cp->x, cp->y); } return 0; case WSDISPLAYIO_GCURMAX: { struct wsdisplay_curpos *cp = (void *)data; cp->x = 64; cp->y = 64; } return 0; case WSDISPLAYIO_SCURSOR: { struct wsdisplay_cursor *cursor = (void *)data; return agten_do_cursor(sc, cursor); } } return EPASSTHROUGH; } static paddr_t agten_mmap(void *v, void *vs, off_t offset, int prot) { struct vcons_data *vd = v; struct agten_softc *sc = vd->cookie; if (offset < sc->sc_glint_fbsz) return bus_space_mmap(sc->sc_bustag, sc->sc_glint_fb, offset, prot, BUS_SPACE_MAP_LINEAR); return -1; } static void agten_init_screen(void *cookie, struct vcons_screen *scr, int existing, long *defattr) { struct agten_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_8BIT_IS_RGB | RI_ENABLE_ALPHA; ri->ri_bits = (char *)sc->sc_fb.fb_pixels; if (existing) { ri->ri_flg |= RI_CLEAR; } rasops_init(ri, 0, 0); sc->sc_putchar = ri->ri_ops.putchar; 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.putchar = agten_putchar; ri->ri_ops.cursor = agten_cursor; ri->ri_ops.copyrows = agten_copyrows; ri->ri_ops.eraserows = agten_eraserows; ri->ri_ops.copycols = agten_copycols; ri->ri_ops.erasecols = agten_erasecols; } static int agten_putcmap(struct agten_softc *sc, struct wsdisplay_cmap *cm) { u_int index = cm->index; u_int count = cm->count; int i, error; u_char rbuf[256], gbuf[256], bbuf[256]; u_char *r, *g, *b; 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; r = &rbuf[index]; g = &gbuf[index]; b = &bbuf[index]; for (i = 0; i < count; i++) { agten_putpalreg(sc, index, *r, *g, *b); index++; r++, g++, b++; } return 0; } static int agten_getcmap(struct agten_softc *sc, struct wsdisplay_cmap *cm) { u_int index = cm->index; u_int count = cm->count; int error, i; uint8_t red[256], green[256], blue[256]; if (index >= 255 || count > 256 || index + count > 256) return EINVAL; i = index; while (i < (index + count)) { red[i] = sc->sc_cmap.cm_map[i][0]; green[i] = sc->sc_cmap.cm_map[i][1]; blue[i] = sc->sc_cmap.cm_map[i][2]; i++; } error = copyout(&red[index], cm->red, count); if (error) return error; error = copyout(&green[index], cm->green, count); if (error) return error; error = copyout(&blue[index], cm->blue, count); if (error) return error; return 0; } static int agten_putpalreg(struct agten_softc *sc, uint8_t idx, uint8_t r, uint8_t g, uint8_t b) { sc->sc_cmap.cm_map[idx][0] = r; sc->sc_cmap.cm_map[idx][1] = g; sc->sc_cmap.cm_map[idx][2] = b; agten_write_idx(sc, IBM561_CMAP_TABLE + idx); agten_write_dac(sc, IBM561_CMD_CMAP, r); agten_write_dac(sc, IBM561_CMD_CMAP, g); agten_write_dac(sc, IBM561_CMD_CMAP, b); return 0; } static void agten_init(struct agten_softc *sc) { int i; uint32_t src, srcw; /* then we set up a linear LUT for 24bit colour */ agten_write_idx(sc, IBM561_CMAP_TABLE + 256); for (i = 0; i < 256; i++) { agten_write_dac(sc, IBM561_CMD_CMAP, i); agten_write_dac(sc, IBM561_CMD_CMAP, i); agten_write_dac(sc, IBM561_CMD_CMAP, i); } /* and the linear gamma maps */ agten_write_idx(sc, IBM561_RED_GAMMA_TABLE); for (i = 0; i < 0x3ff; i+= 4) agten_write_dac_10(sc, IBM561_CMD_GAMMA, i); agten_write_idx(sc, IBM561_GREEN_GAMMA_TABLE); for (i = 0; i < 0x3ff; i+= 4) agten_write_dac_10(sc, IBM561_CMD_GAMMA, i); agten_write_idx(sc, IBM561_BLUE_GAMMA_TABLE); for (i = 0; i < 0x3ff; i+= 4) agten_write_dac_10(sc, IBM561_CMD_GAMMA, i); /* enable outputs, RGB mode */ agten_write_idx(sc, IBM561_CONFIG_REG3); agten_write_dac(sc, IBM561_CMD, CR3_SERIAL_CLK_CTRL | CR3_RGB); /* MUX 4:1 basic, 8bit overlay, 8bit WIDs */ agten_write_idx(sc, IBM561_CONFIG_REG1); agten_write_dac(sc, IBM561_CMD, CR1_MODE_4_1_BASIC | CR1_OVL_8BPP | CR1_WID_8); /* use external clock, enable video output */ agten_write_idx(sc, IBM561_CONFIG_REG2); agten_write_dac(sc, IBM561_CMD, CR2_ENABLE_CLC | CR2_PLL_REF_SELECT | CR2_PIXEL_CLOCK_SELECT | CR2_ENABLE_RGB_OUTPUT); /* now set up some window attributes */ /* * direct colour, 24 bit, transparency off, LUT from 0x100 * we need to use direct colour and a linear LUT because for some * reason true color mode gives messed up colours */ agten_write_idx(sc, IBM561_FB_WINTYPE); agten_write_dac_10(sc, IBM561_CMD_FB_WAT, 0x100 | FB_PIXEL_24BIT | FB_MODE_DIRECT); /* use gamma LUTs, no crosshair, 0 is transparent */ agten_write_idx(sc, IBM561_AUXFB_WINTYPE); agten_write_dac(sc, IBM561_CMD_FB_WAT, 0x0); /* overlay is 8 bit, opaque */ agten_write_idx(sc, IBM561_OL_WINTYPE); agten_write_dac_10(sc, IBM561_CMD_FB_WAT, 0x00); /* now we fill the WID fb with zeroes */ src = 0; srcw = sc->sc_width << 16 | sc->sc_height; bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, FOREGROUND_COLOR, 0x0); bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, BACKGROUND_COLOR, 0x0); bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, RASTER_OP, ROP_PAT); bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, COORD_INDEX, 0); bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, RECT_RTW_XY, src); bus_space_write_4(sc->sc_bustag, sc->sc_p9100_regh, RECT_RTW_XY, srcw); (void)bus_space_read_4(sc->sc_bustag, sc->sc_p9100_regh, COMMAND_QUAD); /* initialize the cursor registers */ /* initialize the Imagine 128 */ i128_init(sc->sc_bustag, sc->sc_i128_regh, sc->sc_stride, 8); } static void agten_init_cmap(struct agten_softc *sc, struct rasops_info *ri) { int i, j; uint8_t cmap[768]; rasops_get_cmap(ri, cmap, 768); j = 0; for (i = 0; i < 256; i++) { agten_putpalreg(sc, i, cmap[j], cmap[j + 1], cmap[j + 2]); j += 3; } } static void agten_gfx(struct agten_softc *sc) { /* enable overlay transparency on colour 0x00 */ agten_write_idx(sc, IBM561_OL_WINTYPE); agten_write_dac_10(sc, IBM561_CMD_FB_WAT, OL_MODE_TRANSP_ENABLE); /* then blit the overlay full of 0x00 */ i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, 0, 0, sc->sc_width, sc->sc_height, 0); /* ... so we can see the 24bit framebuffer */ } static void agten_set_video(struct agten_softc *sc, int flag) { uint8_t reg = CR2_ENABLE_CLC | CR2_PLL_REF_SELECT | CR2_PIXEL_CLOCK_SELECT; if (flag == sc->sc_video) return; agten_write_idx(sc, IBM561_CONFIG_REG2); agten_write_dac(sc, IBM561_CMD, flag ? reg | CR2_ENABLE_RGB_OUTPUT : reg); sc->sc_video = flag; } static int agten_get_video(struct agten_softc *sc) { return sc->sc_video; } static void agten_bitblt(void *cookie, int xs, int ys, int xd, int yd, int wi, int he, int rop) { struct agten_softc *sc = cookie; i128_bitblt(sc->sc_bustag, sc->sc_i128_regh, xs, ys, xd, yd, wi, he, rop); } static void agten_rectfill(void *cookie, int x, int y, int wi, int he, long fg) { struct agten_softc *sc = cookie; struct vcons_screen *scr = sc->vd.active; uint32_t col; if (scr == NULL) return; col = scr->scr_ri.ri_devcmap[fg]; i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, x, y, wi, he, col); } static void agten_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 agten_softc *sc = scr->scr_cookie; uint32_t fg, bg; int x, y, wi, he, rv; wi = font->fontwidth; he = font->fontheight; bg = ri->ri_devcmap[(attr >> 16) & 0xf]; fg = ri->ri_devcmap[(attr >> 24) & 0xf]; x = ri->ri_xorigin + col * wi; y = ri->ri_yorigin + row * he; if (c == 0x20) { i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, x, y, wi, he, bg); if (attr & 1) i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, x, y + he - 2, wi, 1, fg); return; } rv = glyphcache_try(&sc->sc_gc, c, x, y, attr); if (rv == GC_OK) return; i128_sync(sc->sc_bustag, sc->sc_i128_regh); sc->sc_putchar(cookie, row, col, c, attr & ~1); if (rv == GC_ADD) { glyphcache_add(&sc->sc_gc, c, x, y); } else { if (attr & 1) i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, x, y + he - 2, wi, 1, fg); } } static void agten_cursor(void *cookie, int on, int row, int col) { struct rasops_info *ri = cookie; struct vcons_screen *scr = ri->ri_hw; struct agten_softc *sc = scr->scr_cookie; int x, y, wi,he; wi = ri->ri_font->fontwidth; he = ri->ri_font->fontheight; if (ri->ri_flg & RI_CURSOR) { x = ri->ri_ccol * wi + ri->ri_xorigin; y = ri->ri_crow * he + ri->ri_yorigin; i128_bitblt(sc->sc_bustag, sc->sc_i128_regh, x, y, x, y, wi, he, CR_COPY_INV); 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; i128_bitblt(sc->sc_bustag, sc->sc_i128_regh, x, y, x, y, wi, he, CR_COPY_INV); ri->ri_flg |= RI_CURSOR; } } static void agten_copycols(void *cookie, int row, int srccol, int dstcol, int ncols) { struct rasops_info *ri = cookie; struct vcons_screen *scr = ri->ri_hw; struct agten_softc *sc = scr->scr_cookie; int32_t xs, xd, y, width, height; 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; i128_bitblt(sc->sc_bustag, sc->sc_i128_regh, xs, y, xd, y, width, height, CR_COPY); } static void agten_erasecols(void *cookie, int row, int startcol, int ncols, long fillattr) { struct rasops_info *ri = cookie; struct vcons_screen *scr = ri->ri_hw; struct agten_softc *sc = scr->scr_cookie; int32_t x, y, width, height, bg; 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; bg = (uint32_t)ri->ri_devcmap[(fillattr >> 16) & 0xff]; i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, x, y, width, height, bg); } static void agten_copyrows(void *cookie, int srcrow, int dstrow, int nrows) { struct rasops_info *ri = cookie; struct vcons_screen *scr = ri->ri_hw; struct agten_softc *sc = scr->scr_cookie; int32_t x, ys, yd, width, height; 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; i128_bitblt(sc->sc_bustag, sc->sc_i128_regh, x, ys, x, yd, width, height, CR_COPY); } static void agten_eraserows(void *cookie, int row, int nrows, long fillattr) { struct rasops_info *ri = cookie; struct vcons_screen *scr = ri->ri_hw; struct agten_softc *sc = scr->scr_cookie; int32_t x, y, width, height, bg; if ((row == 0) && (nrows == ri->ri_rows)) { x = y = 0; width = ri->ri_width; height = ri->ri_height; } else { x = ri->ri_xorigin; y = ri->ri_yorigin + ri->ri_font->fontheight * row; width = ri->ri_emuwidth; height = ri->ri_font->fontheight * nrows; } bg = (uint32_t)ri->ri_devcmap[(fillattr >> 16) & 0xff]; i128_rectfill(sc->sc_bustag, sc->sc_i128_regh, x, y, width, height, bg); } static void agten_move_cursor(struct agten_softc *sc, int x, int y) { sc->sc_cursor_x = x; sc->sc_cursor_y = y; agten_write_idx(sc, IBM561_CURSOR_X_REG); agten_write_dac(sc, IBM561_CMD, x & 0xff); agten_write_dac(sc, IBM561_CMD, (x >> 8) & 0xff); agten_write_dac(sc, IBM561_CMD, y & 0xff); agten_write_dac(sc, IBM561_CMD, (y >> 8) & 0xff); } static int agten_do_cursor(struct agten_softc *sc, struct wsdisplay_cursor *cur) { if (cur->which & WSDISPLAY_CURSOR_DOCUR) { agten_write_idx(sc, IBM561_CURS_CNTL_REG); agten_write_dac(sc, IBM561_CMD, cur->enable ? CURS_ENABLE : 0); } if (cur->which & WSDISPLAY_CURSOR_DOHOT) { agten_write_idx(sc, IBM561_HOTSPOT_X_REG); agten_write_dac(sc, IBM561_CMD, cur->hot.x); agten_write_dac(sc, IBM561_CMD, cur->hot.y); } if (cur->which & WSDISPLAY_CURSOR_DOPOS) { agten_move_cursor(sc, cur->pos.x, cur->pos.y); } if (cur->which & WSDISPLAY_CURSOR_DOCMAP) { int i; agten_write_idx(sc, IBM561_CURSOR_LUT + cur->cmap.index + 2); for (i = 0; i < cur->cmap.count; i++) { agten_write_dac(sc, IBM561_CMD_CMAP, cur->cmap.red[i]); agten_write_dac(sc, IBM561_CMD_CMAP, cur->cmap.green[i]); agten_write_dac(sc, IBM561_CMD_CMAP, cur->cmap.blue[i]); } } if (cur->which & WSDISPLAY_CURSOR_DOSHAPE) { int i; uint16_t tmp; agten_write_idx(sc, IBM561_CURSOR_BITMAP); for (i = 0; i < 512; i++) { tmp = util_interleave(cur->mask[i], cur->image[i]); agten_write_dac(sc, IBM561_CMD, (tmp >> 8) & 0xff); agten_write_dac(sc, IBM561_CMD, tmp & 0xff); } } return 0; } static int agten_do_sun_cursor(struct agten_softc *sc, struct fbcursor *cur) { if (cur->set & FB_CUR_SETCUR) { agten_write_idx(sc, IBM561_CURS_CNTL_REG); agten_write_dac(sc, IBM561_CMD, cur->enable ? CURS_ENABLE : 0); } if (cur->set & FB_CUR_SETHOT) { agten_write_idx(sc, IBM561_HOTSPOT_X_REG); agten_write_dac(sc, IBM561_CMD, cur->hot.x); agten_write_dac(sc, IBM561_CMD, cur->hot.y); } if (cur->set & FB_CUR_SETPOS) { agten_move_cursor(sc, cur->pos.x, cur->pos.y); } if (cur->set & FB_CUR_SETCMAP) { int i; agten_write_idx(sc, IBM561_CURSOR_LUT + cur->cmap.index + 2); for (i = 0; i < cur->cmap.count; i++) { agten_write_dac(sc, IBM561_CMD_CMAP, cur->cmap.red[i]); agten_write_dac(sc, IBM561_CMD_CMAP, cur->cmap.green[i]); agten_write_dac(sc, IBM561_CMD_CMAP, cur->cmap.blue[i]); } } if (cur->set & FB_CUR_SETSHAPE) { int i; uint16_t tmp; agten_write_idx(sc, IBM561_CURSOR_BITMAP); for (i = 0; i < 512; i++) { tmp = util_interleave_lin(cur->mask[i], cur->image[i]); agten_write_dac(sc, IBM561_CMD, (tmp >> 8) & 0xff); agten_write_dac(sc, IBM561_CMD, tmp & 0xff); } } return 0; } uint16_t util_interleave(uint8_t b1, uint8_t b2) { int i; uint16_t ret = 0; uint16_t mask = 0x8000; uint8_t mask8 = 0x01; for (i = 0; i < 8; i++) { if (b1 & mask8) ret |= mask; mask = mask >> 1; if (b2 & mask8) ret |= mask; mask = mask >> 1; mask8 = mask8 << 1; } return ret; } uint16_t util_interleave_lin(uint8_t b1, uint8_t b2) { int i; uint16_t ret = 0; uint16_t mask = 0x8000; uint8_t mask8 = 0x80; for (i = 0; i < 8; i++) { if (b1 & mask8) ret |= mask; mask = mask >> 1; if (b2 & mask8) ret |= mask; mask = mask >> 1; mask8 = mask8 >> 1; } return ret; } /* and now the /dev/fb* stuff */ static void agten_fb_unblank(device_t dev) { struct agten_softc *sc = device_private(dev); agten_init(sc); agten_set_video(sc, 1); } static int agten_fb_open(dev_t dev, int flags, int mode, struct lwp *l) { struct agten_softc *sc; sc = device_lookup_private(&agten_cd, minor(dev)); if (sc == NULL) return (ENXIO); if (sc->sc_fb_is_open) return 0; sc->sc_fb_is_open++; agten_gfx(sc); return (0); } static int agten_fb_close(dev_t dev, int flags, int mode, struct lwp *l) { struct agten_softc *sc; sc = device_lookup_private(&agten_cd, minor(dev)); sc->sc_fb_is_open--; if (sc->sc_fb_is_open < 0) sc->sc_fb_is_open = 0; if (sc->sc_fb_is_open == 0) { agten_init(sc); vcons_redraw_screen(sc->vd.active); } return (0); } static int agten_fb_ioctl(dev_t dev, u_long cmd, void *data, int flags, struct lwp *l) { struct agten_softc *sc = device_lookup_private(&agten_cd, minor(dev)); struct fbgattr *fba; int error; switch (cmd) { case FBIOGTYPE: *(struct fbtype *)data = sc->sc_fb.fb_type; break; case FBIOGATTR: fba = (struct fbgattr *)data; fba->real_type = sc->sc_fb.fb_type.fb_type; fba->owner = 0; /* XXX ??? */ fba->fbtype = sc->sc_fb.fb_type; fba->sattr.flags = 0; fba->sattr.emu_type = sc->sc_fb.fb_type.fb_type; fba->sattr.dev_specific[0] = -1; fba->emu_types[0] = sc->sc_fb.fb_type.fb_type; fba->emu_types[1] = -1; break; case FBIOGETCMAP: #define p ((struct fbcmap *)data) return (bt_getcmap(p, &sc->sc_cmap, 256, 1)); case FBIOPUTCMAP: /* copy to software map */ error = bt_putcmap(p, &sc->sc_cmap, 256, 1); if (error) return (error); /* now blast them into the chip */ /* don't bother - we're 24bit */ #undef p break; case FBIOGVIDEO: *(int *)data = agten_get_video(sc); break; case FBIOSVIDEO: agten_set_video(sc, *(int *)data); break; /* these are for both FBIOSCURSOR and FBIOGCURSOR */ #define p ((struct fbcursor *)data) #define pc (&sc->sc_cursor) case FBIOGCURSOR: /* does anyone use this ioctl?! */ p->set = FB_CUR_SETALL; /* close enough, anyway */ p->enable = 1; p->pos.x = sc->sc_cursor_x; p->pos.y = sc->sc_cursor_y; p->size.x = 64; p->size.y = 64; break; case FBIOSCURSOR: agten_do_sun_cursor(sc, p); break; #undef p #undef cc case FBIOGCURPOS: { struct fbcurpos *cp = (struct fbcurpos *)data; cp->x = sc->sc_cursor_x; cp->y = sc->sc_cursor_y; } break; case FBIOSCURPOS: { struct fbcurpos *cp = (struct fbcurpos *)data; agten_move_cursor(sc, cp->x, cp->y); } break; case FBIOGCURMAX: /* max cursor size is 64x64 */ ((struct fbcurpos *)data)->x = 64; ((struct fbcurpos *)data)->y = 64; break; default: return (ENOTTY); } return (0); } static paddr_t agten_fb_mmap(dev_t dev, off_t off, int prot) { struct agten_softc *sc = device_lookup_private(&agten_cd, minor(dev)); /* * mappings are subject to change * for now we put the framebuffer at offset 0 and the GLint registers * right after that. We may want to expose more register ranges and * probably will want to map the 2nd framebuffer as well */ if (off < 0) return EINVAL; if (off >= sc->sc_glint_fbsz + 0x10000) return EINVAL; if (off < sc->sc_glint_fbsz) { return (bus_space_mmap(sc->sc_bustag, sc->sc_glint_fb, off, prot, BUS_SPACE_MAP_LINEAR)); } off -= sc->sc_glint_fbsz; if (off < 0x10000) { return (bus_space_mmap(sc->sc_bustag, sc->sc_glint_regs, off, prot, BUS_SPACE_MAP_LINEAR)); } return EINVAL; }