1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011-2014 Nathan Whitehorn 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __FBSDID("$FreeBSD$"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/kernel.h> 35 #include <sys/sysctl.h> 36 #include <sys/limits.h> 37 #include <sys/conf.h> 38 #include <sys/cons.h> 39 #include <sys/fbio.h> 40 41 #include <vm/vm.h> 42 #include <vm/pmap.h> 43 44 #include <machine/platform.h> 45 46 #include <dev/ofw/openfirm.h> 47 #include <dev/vt/vt.h> 48 #include <dev/vt/hw/fb/vt_fb.h> 49 #include <dev/vt/colors/vt_termcolors.h> 50 51 #include "ps3-hvcall.h" 52 53 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET 0x0100 54 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x0101 55 #define L1GPU_DISPLAY_SYNC_HSYNC 1 56 #define L1GPU_DISPLAY_SYNC_VSYNC 2 57 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x0102 58 59 static vd_init_t ps3fb_init; 60 static vd_probe_t ps3fb_probe; 61 void ps3fb_remap(void); 62 63 struct ps3fb_softc { 64 struct fb_info fb_info; 65 66 uint64_t sc_fbhandle; 67 uint64_t sc_fbcontext; 68 uint64_t sc_dma_control; 69 uint64_t sc_driver_info; 70 uint64_t sc_reports; 71 uint64_t sc_reports_size; 72 }; 73 74 static struct vt_driver vt_ps3fb_driver = { 75 .vd_name = "ps3fb", 76 .vd_probe = ps3fb_probe, 77 .vd_init = ps3fb_init, 78 .vd_blank = vt_fb_blank, 79 .vd_bitblt_text = vt_fb_bitblt_text, 80 .vd_bitblt_bmp = vt_fb_bitblt_bitmap, 81 .vd_drawrect = vt_fb_drawrect, 82 .vd_setpixel = vt_fb_setpixel, 83 .vd_fb_ioctl = vt_fb_ioctl, 84 .vd_fb_mmap = vt_fb_mmap, 85 /* Better than VGA, but still generic driver. */ 86 .vd_priority = VD_PRIORITY_GENERIC + 1, 87 }; 88 89 VT_DRIVER_DECLARE(vt_ps3fb, vt_ps3fb_driver); 90 static struct ps3fb_softc ps3fb_softc; 91 92 static int 93 ps3fb_probe(struct vt_device *vd) 94 { 95 int disable; 96 char compatible[64]; 97 phandle_t root; 98 99 disable = 0; 100 TUNABLE_INT_FETCH("hw.syscons.disable", &disable); 101 if (disable != 0) 102 return (0); 103 104 TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible)); 105 if (strcmp(compatible, "ps3") == 0) 106 return (CN_INTERNAL); 107 108 root = OF_finddevice("/"); 109 if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0) 110 return (CN_DEAD); 111 112 if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0) 113 return (CN_DEAD); 114 115 return (CN_INTERNAL); 116 } 117 118 void 119 ps3fb_remap(void) 120 { 121 struct ps3fb_softc *sc; 122 vm_offset_t va, fb_paddr; 123 124 sc = &ps3fb_softc; 125 126 lv1_gpu_close(); 127 lv1_gpu_open(0); 128 129 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 130 0,0,0,0); 131 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 132 0,0,1,0); 133 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 134 0,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 135 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 136 1,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 137 lv1_gpu_memory_allocate(roundup2(sc->fb_info.fb_size, 1024*1024), 138 0, 0, 0, 0, &sc->sc_fbhandle, &fb_paddr); 139 lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext, 140 &sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports, 141 &sc->sc_reports_size); 142 143 lv1_gpu_context_attribute(sc->sc_fbcontext, 144 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 145 lv1_gpu_context_attribute(sc->sc_fbcontext, 146 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 147 148 sc->fb_info.fb_pbase = fb_paddr; 149 for (va = 0; va < sc->fb_info.fb_size; va += PAGE_SIZE) 150 pmap_kenter_attr(0x10000000 + va, fb_paddr + va, 151 VM_MEMATTR_WRITE_COMBINING); 152 sc->fb_info.fb_flags &= ~FB_FLAG_NOWRITE; 153 } 154 155 static int 156 ps3fb_init(struct vt_device *vd) 157 { 158 struct ps3fb_softc *sc; 159 char linux_video_mode[24]; 160 int linux_video_mode_num = 0; 161 162 /* Init softc */ 163 vd->vd_softc = sc = &ps3fb_softc; 164 165 sc->fb_info.fb_depth = 32; 166 sc->fb_info.fb_height = 1080; 167 sc->fb_info.fb_width = 1920; 168 169 /* See if the bootloader has passed a graphics mode to use */ 170 bzero(linux_video_mode, sizeof(linux_video_mode)); 171 TUNABLE_STR_FETCH("video", linux_video_mode, sizeof(linux_video_mode)); 172 sscanf(linux_video_mode, "ps3fb:mode:%d", &linux_video_mode_num); 173 174 switch (linux_video_mode_num) { 175 case 1: 176 case 2: 177 sc->fb_info.fb_height = 480; 178 sc->fb_info.fb_width = 720; 179 break; 180 case 3: 181 case 8: 182 sc->fb_info.fb_height = 720; 183 sc->fb_info.fb_width = 1280; 184 break; 185 case 4: 186 case 5: 187 case 9: 188 case 10: 189 sc->fb_info.fb_height = 1080; 190 sc->fb_info.fb_width = 1920; 191 break; 192 case 6: 193 case 7: 194 sc->fb_info.fb_height = 576; 195 sc->fb_info.fb_width = 720; 196 break; 197 case 11: 198 sc->fb_info.fb_height = 768; 199 sc->fb_info.fb_width = 1024; 200 break; 201 case 12: 202 sc->fb_info.fb_height = 1024; 203 sc->fb_info.fb_width = 1280; 204 break; 205 case 13: 206 sc->fb_info.fb_height = 1200; 207 sc->fb_info.fb_width = 1920; 208 break; 209 } 210 211 /* Allow explicitly-specified values for us to override everything */ 212 TUNABLE_INT_FETCH("hw.ps3fb.height", &sc->fb_info.fb_height); 213 TUNABLE_INT_FETCH("hw.ps3fb.width", &sc->fb_info.fb_width); 214 215 sc->fb_info.fb_stride = sc->fb_info.fb_width*4; 216 sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride; 217 sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8; 218 219 /* 220 * Arbitrarily choose address for the framebuffer 221 */ 222 223 sc->fb_info.fb_vbase = 0x10000000; 224 sc->fb_info.fb_flags |= FB_FLAG_NOWRITE; /* Not available yet */ 225 sc->fb_info.fb_cmsize = 16; 226 227 /* 32-bit VGA palette */ 228 vt_config_cons_colors(&sc->fb_info, COLOR_FORMAT_RGB, 229 255, 16, 255, 8, 255, 0); 230 231 /* Set correct graphics context */ 232 lv1_gpu_context_attribute(sc->sc_fbcontext, 233 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 234 lv1_gpu_context_attribute(sc->sc_fbcontext, 235 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 236 237 vt_fb_init(vd); 238 239 return (CN_INTERNAL); 240 } 241