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 struct ps3fb_softc *sc; 96 int disable; 97 char compatible[64]; 98 phandle_t root; 99 100 disable = 0; 101 TUNABLE_INT_FETCH("hw.syscons.disable", &disable); 102 if (disable != 0) 103 return (0); 104 105 sc = &ps3fb_softc; 106 107 TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible)); 108 if (strcmp(compatible, "ps3") == 0) 109 return (CN_INTERNAL); 110 111 root = OF_finddevice("/"); 112 if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0) 113 return (CN_DEAD); 114 115 if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0) 116 return (CN_DEAD); 117 118 return (CN_INTERNAL); 119 } 120 121 void 122 ps3fb_remap(void) 123 { 124 struct ps3fb_softc *sc; 125 vm_offset_t va, fb_paddr; 126 127 sc = &ps3fb_softc; 128 129 lv1_gpu_close(); 130 lv1_gpu_open(0); 131 132 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 133 0,0,0,0); 134 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 135 0,0,1,0); 136 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 137 0,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 138 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 139 1,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 140 lv1_gpu_memory_allocate(roundup2(sc->fb_info.fb_size, 1024*1024), 141 0, 0, 0, 0, &sc->sc_fbhandle, &fb_paddr); 142 lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext, 143 &sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports, 144 &sc->sc_reports_size); 145 146 lv1_gpu_context_attribute(sc->sc_fbcontext, 147 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 148 lv1_gpu_context_attribute(sc->sc_fbcontext, 149 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 150 151 sc->fb_info.fb_pbase = fb_paddr; 152 for (va = 0; va < sc->fb_info.fb_size; va += PAGE_SIZE) 153 pmap_kenter_attr(0x10000000 + va, fb_paddr + va, 154 VM_MEMATTR_WRITE_COMBINING); 155 sc->fb_info.fb_flags &= ~FB_FLAG_NOWRITE; 156 } 157 158 static int 159 ps3fb_init(struct vt_device *vd) 160 { 161 struct ps3fb_softc *sc; 162 char linux_video_mode[24]; 163 int linux_video_mode_num = 0; 164 165 /* Init softc */ 166 vd->vd_softc = sc = &ps3fb_softc; 167 168 sc->fb_info.fb_depth = 32; 169 sc->fb_info.fb_height = 1080; 170 sc->fb_info.fb_width = 1920; 171 172 /* See if the bootloader has passed a graphics mode to use */ 173 bzero(linux_video_mode, sizeof(linux_video_mode)); 174 TUNABLE_STR_FETCH("video", linux_video_mode, sizeof(linux_video_mode)); 175 sscanf(linux_video_mode, "ps3fb:mode:%d", &linux_video_mode_num); 176 177 switch (linux_video_mode_num) { 178 case 1: 179 case 2: 180 sc->fb_info.fb_height = 480; 181 sc->fb_info.fb_width = 720; 182 break; 183 case 3: 184 case 8: 185 sc->fb_info.fb_height = 720; 186 sc->fb_info.fb_width = 1280; 187 break; 188 case 4: 189 case 5: 190 case 9: 191 case 10: 192 sc->fb_info.fb_height = 1080; 193 sc->fb_info.fb_width = 1920; 194 break; 195 case 6: 196 case 7: 197 sc->fb_info.fb_height = 576; 198 sc->fb_info.fb_width = 720; 199 break; 200 case 11: 201 sc->fb_info.fb_height = 768; 202 sc->fb_info.fb_width = 1024; 203 break; 204 case 12: 205 sc->fb_info.fb_height = 1024; 206 sc->fb_info.fb_width = 1280; 207 break; 208 case 13: 209 sc->fb_info.fb_height = 1200; 210 sc->fb_info.fb_width = 1920; 211 break; 212 } 213 214 /* Allow explicitly-specified values for us to override everything */ 215 TUNABLE_INT_FETCH("hw.ps3fb.height", &sc->fb_info.fb_height); 216 TUNABLE_INT_FETCH("hw.ps3fb.width", &sc->fb_info.fb_width); 217 218 sc->fb_info.fb_stride = sc->fb_info.fb_width*4; 219 sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride; 220 sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8; 221 222 /* 223 * Arbitrarily choose address for the framebuffer 224 */ 225 226 sc->fb_info.fb_vbase = 0x10000000; 227 sc->fb_info.fb_flags |= FB_FLAG_NOWRITE; /* Not available yet */ 228 sc->fb_info.fb_cmsize = 16; 229 230 /* 32-bit VGA palette */ 231 vt_config_cons_colors(&sc->fb_info, COLOR_FORMAT_RGB, 232 255, 16, 255, 8, 255, 0); 233 234 /* Set correct graphics context */ 235 lv1_gpu_context_attribute(sc->sc_fbcontext, 236 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 237 lv1_gpu_context_attribute(sc->sc_fbcontext, 238 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 239 240 vt_fb_init(vd); 241 242 return (CN_INTERNAL); 243 } 244