/*- * Copyright (c) 2015 Conrad Meyer * 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 AUTHOR 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 AUTHOR 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 #include #include #include #include #include #include #include #include #include #include extern const unsigned char vt_beastie_vga16[]; extern const unsigned char vt_beastie2_vga16[]; extern const unsigned char vt_orb_vga16[]; static struct timeout_task vt_splash_cpu_fini_task; static inline unsigned char vt_vga2bsd(unsigned char vga) { static const unsigned char lut[8] = { 0, 4, /* 1 and 4 swap */ 2, 6, /* 3 and 6 swap */ 1, /* 4 and 1 swap */ 5, 3, /* 6 and 3 swap */ 7, }; unsigned int bright; bright = (vga & 0x8); return (lut[vga & 0x7] | bright); } static void vt_draw_2_vga16_px(struct vt_device *vd, vt_axis_t x, vt_axis_t y, unsigned char color) { vd->vd_driver->vd_setpixel(vd, x, y, vt_vga2bsd(color >> 4)); vd->vd_driver->vd_setpixel(vd, x + 1, y, vt_vga2bsd(color & 0xf)); } static void vt_draw_1_logo(struct vt_device *vd, vt_axis_t top, vt_axis_t left) { const unsigned char rle_sent = 0x16, *data; unsigned int xy, run, runcolor, i; switch (vt_splash_cpu_style) { case VT_LOGOS_DRAW_ALT_BEASTIE: data = vt_beastie2_vga16; break; case VT_LOGOS_DRAW_ORB: data = vt_orb_vga16; break; case VT_LOGOS_DRAW_BEASTIE: /* FALLTHROUGH */ default: data = vt_beastie_vga16; break; } /* Decode basic RLE (gets us to 30-40% of uncompressed data size): */ for (i = 0, xy = 0; xy < vt_logo_sprite_height * vt_logo_sprite_width;) { if (data[i] == rle_sent) { runcolor = data[i + 1]; run = data[i + 2]; for (; run; run--, xy += 2) vt_draw_2_vga16_px(vd, left + (xy % vt_logo_sprite_width), top + (xy / vt_logo_sprite_width), runcolor); i += 3; } else { vt_draw_2_vga16_px(vd, left + (xy % vt_logo_sprite_width), top + (xy / vt_logo_sprite_width), data[i]); i++; xy += 2; } } } void vtterm_draw_cpu_logos(struct vt_device *vd) { unsigned int ncpu, i; vt_axis_t left; struct terminal *tm = vd->vd_curwindow->vw_terminal; const teken_attr_t *a; if (vt_splash_ncpu) ncpu = vt_splash_ncpu; else { ncpu = mp_ncpus; if (ncpu < 1) ncpu = 1; } a = teken_get_curattr(&tm->tm_emulator); if (vd->vd_driver->vd_drawrect) vd->vd_driver->vd_drawrect(vd, 0, 0, vd->vd_width - 1, vt_logo_sprite_height - 1, 1, a->ta_bgcolor); /* * Blank is okay because we only ever draw beasties on full screen * refreshes. */ else if (vd->vd_driver->vd_blank) vd->vd_driver->vd_blank(vd, a->ta_bgcolor); ncpu = MIN(ncpu, vd->vd_width / vt_logo_sprite_width); for (i = 0, left = 0; i < ncpu; left += vt_logo_sprite_width, i++) vt_draw_1_logo(vd, 0, left); } static void vt_fini_logos(void *dummy __unused, int pending __unused) { struct vt_device *vd; struct vt_window *vw; struct terminal *tm; struct vt_font *vf; struct winsize wsz; term_pos_t size; unsigned int i; if (!vt_draw_logo_cpus) return; if (!vty_enabled(VTY_VT)) return; if (!vt_splash_cpu) return; vd = &vt_consdev; VT_LOCK(vd); if ((vd->vd_flags & (VDF_DEAD | VDF_TEXTMODE)) != 0) { VT_UNLOCK(vd); return; } vt_draw_logo_cpus = 0; VT_UNLOCK(vd); for (i = 0; i < VT_MAXWINDOWS; i++) { vw = vd->vd_windows[i]; if (vw == NULL) continue; tm = vw->vw_terminal; vf = vw->vw_font; if (vf == NULL) continue; vt_termsize(vd, vf, &size); vt_winsize(vd, vf, &wsz); /* Resize screen buffer and terminal. */ terminal_mute(tm, 1); vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size); terminal_set_winsize_blank(tm, &wsz, 0, NULL); terminal_set_cursor(tm, &vw->vw_buf.vb_cursor); terminal_mute(tm, 0); VT_LOCK(vd); vt_compute_drawable_area(vw); if (vd->vd_curwindow == vw) { vd->vd_flags |= VDF_INVALID; vt_resume_flush_timer(vw, 0); } VT_UNLOCK(vd); } } static void vt_init_logos(void *dummy) { struct vt_device *vd; struct vt_window *vw; struct terminal *tm; struct vt_font *vf; struct winsize wsz; term_pos_t size; if (!vty_enabled(VTY_VT)) return; if (!vt_splash_cpu) return; vd = &vt_consdev; if (vd == NULL) return; vw = vd->vd_curwindow; if (vw == NULL) return; tm = vw->vw_terminal; if (tm == NULL) return; vf = vw->vw_font; if (vf == NULL) return; VT_LOCK(vd); if ((vd->vd_flags & VDF_INITIALIZED) == 0) goto out; if ((vd->vd_flags & (VDF_DEAD | VDF_TEXTMODE)) != 0) goto out; if (vd->vd_height <= vt_logo_sprite_height) goto out; vt_draw_logo_cpus = 1; VT_UNLOCK(vd); vt_termsize(vd, vf, &size); vt_winsize(vd, vf, &wsz); /* Resize screen buffer and terminal. */ terminal_mute(tm, 1); vtbuf_grow(&vw->vw_buf, &size, vw->vw_buf.vb_history_size); terminal_set_winsize_blank(tm, &wsz, 0, NULL); terminal_set_cursor(tm, &vw->vw_buf.vb_cursor); terminal_mute(tm, 0); VT_LOCK(vd); vt_compute_drawable_area(vw); if (vd->vd_curwindow == vw) { vd->vd_flags |= VDF_INVALID; vt_resume_flush_timer(vw, 0); } TIMEOUT_TASK_INIT(taskqueue_thread, &vt_splash_cpu_fini_task, 0, vt_fini_logos, NULL); taskqueue_enqueue_timeout(taskqueue_thread, &vt_splash_cpu_fini_task, vt_splash_cpu_duration * hz); out: VT_UNLOCK(vd); } SYSINIT(vt_logos, SI_SUB_TASKQ, SI_ORDER_ANY, vt_init_logos, NULL);