1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 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 #include <sys/param.h> 31 #include <sys/systm.h> 32 #include <sys/kernel.h> 33 #include <sys/sysctl.h> 34 #include <sys/limits.h> 35 #include <sys/conf.h> 36 #include <sys/cons.h> 37 #include <sys/fbio.h> 38 39 #include <vm/vm.h> 40 #include <vm/pmap.h> 41 42 #include <machine/platform.h> 43 44 #include <dev/ofw/openfirm.h> 45 #include <dev/vt/vt.h> 46 #include <dev/vt/hw/fb/vt_fb.h> 47 #include <dev/vt/colors/vt_termcolors.h> 48 49 #include "ps3-hvcall.h" 50 51 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET 0x0100 52 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x0101 53 #define L1GPU_DISPLAY_SYNC_HSYNC 1 54 #define L1GPU_DISPLAY_SYNC_VSYNC 2 55 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x0102 56 57 static vd_init_t ps3fb_init; 58 static vd_probe_t ps3fb_probe; 59 void ps3fb_remap(void); 60 61 struct ps3fb_softc { 62 struct fb_info fb_info; 63 64 uint64_t sc_fbhandle; 65 uint64_t sc_fbcontext; 66 uint64_t sc_dma_control; 67 uint64_t sc_driver_info; 68 uint64_t sc_reports; 69 uint64_t sc_reports_size; 70 }; 71 72 static struct vt_driver vt_ps3fb_driver = { 73 .vd_name = "ps3fb", 74 .vd_probe = ps3fb_probe, 75 .vd_init = ps3fb_init, 76 .vd_blank = vt_fb_blank, 77 .vd_bitblt_text = vt_fb_bitblt_text, 78 .vd_bitblt_bmp = vt_fb_bitblt_bitmap, 79 .vd_drawrect = vt_fb_drawrect, 80 .vd_setpixel = vt_fb_setpixel, 81 .vd_fb_ioctl = vt_fb_ioctl, 82 .vd_fb_mmap = vt_fb_mmap, 83 /* Better than VGA, but still generic driver. */ 84 .vd_priority = VD_PRIORITY_GENERIC + 1, 85 }; 86 87 VT_DRIVER_DECLARE(vt_ps3fb, vt_ps3fb_driver); 88 static struct ps3fb_softc ps3fb_softc; 89 90 static int 91 ps3fb_probe(struct vt_device *vd) 92 { 93 int disable; 94 char compatible[64]; 95 phandle_t root; 96 97 disable = 0; 98 TUNABLE_INT_FETCH("hw.syscons.disable", &disable); 99 if (disable != 0) 100 return (0); 101 102 TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible)); 103 if (strcmp(compatible, "ps3") == 0) 104 return (CN_INTERNAL); 105 106 root = OF_finddevice("/"); 107 if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0) 108 return (CN_DEAD); 109 110 if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0) 111 return (CN_DEAD); 112 113 return (CN_INTERNAL); 114 } 115 116 void 117 ps3fb_remap(void) 118 { 119 struct ps3fb_softc *sc; 120 vm_offset_t va, fb_paddr; 121 122 sc = &ps3fb_softc; 123 124 lv1_gpu_close(); 125 lv1_gpu_open(0); 126 127 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 128 0,0,0,0); 129 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 130 0,0,1,0); 131 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 132 0,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 133 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 134 1,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 135 lv1_gpu_memory_allocate(roundup2(sc->fb_info.fb_size, 1024*1024), 136 0, 0, 0, 0, &sc->sc_fbhandle, &fb_paddr); 137 lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext, 138 &sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports, 139 &sc->sc_reports_size); 140 141 lv1_gpu_context_attribute(sc->sc_fbcontext, 142 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 143 lv1_gpu_context_attribute(sc->sc_fbcontext, 144 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 145 146 sc->fb_info.fb_pbase = fb_paddr; 147 for (va = 0; va < sc->fb_info.fb_size; va += PAGE_SIZE) 148 pmap_kenter_attr(0x10000000 + va, fb_paddr + va, 149 VM_MEMATTR_WRITE_COMBINING); 150 sc->fb_info.fb_flags &= ~FB_FLAG_NOWRITE; 151 } 152 153 static int 154 ps3fb_init(struct vt_device *vd) 155 { 156 struct ps3fb_softc *sc; 157 char linux_video_mode[24]; 158 int linux_video_mode_num = 0; 159 160 /* Init softc */ 161 vd->vd_softc = sc = &ps3fb_softc; 162 163 sc->fb_info.fb_depth = 32; 164 sc->fb_info.fb_height = 1080; 165 sc->fb_info.fb_width = 1920; 166 167 /* See if the bootloader has passed a graphics mode to use */ 168 bzero(linux_video_mode, sizeof(linux_video_mode)); 169 TUNABLE_STR_FETCH("video", linux_video_mode, sizeof(linux_video_mode)); 170 sscanf(linux_video_mode, "ps3fb:mode:%d", &linux_video_mode_num); 171 172 switch (linux_video_mode_num) { 173 case 1: 174 case 2: 175 sc->fb_info.fb_height = 480; 176 sc->fb_info.fb_width = 720; 177 break; 178 case 3: 179 case 8: 180 sc->fb_info.fb_height = 720; 181 sc->fb_info.fb_width = 1280; 182 break; 183 case 4: 184 case 5: 185 case 9: 186 case 10: 187 sc->fb_info.fb_height = 1080; 188 sc->fb_info.fb_width = 1920; 189 break; 190 case 6: 191 case 7: 192 sc->fb_info.fb_height = 576; 193 sc->fb_info.fb_width = 720; 194 break; 195 case 11: 196 sc->fb_info.fb_height = 768; 197 sc->fb_info.fb_width = 1024; 198 break; 199 case 12: 200 sc->fb_info.fb_height = 1024; 201 sc->fb_info.fb_width = 1280; 202 break; 203 case 13: 204 sc->fb_info.fb_height = 1200; 205 sc->fb_info.fb_width = 1920; 206 break; 207 } 208 209 /* Allow explicitly-specified values for us to override everything */ 210 TUNABLE_INT_FETCH("hw.ps3fb.height", &sc->fb_info.fb_height); 211 TUNABLE_INT_FETCH("hw.ps3fb.width", &sc->fb_info.fb_width); 212 213 sc->fb_info.fb_stride = sc->fb_info.fb_width*4; 214 sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride; 215 sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8; 216 217 /* 218 * Arbitrarily choose address for the framebuffer 219 */ 220 221 sc->fb_info.fb_vbase = 0x10000000; 222 sc->fb_info.fb_flags |= FB_FLAG_NOWRITE; /* Not available yet */ 223 sc->fb_info.fb_cmsize = 16; 224 225 /* 32-bit VGA palette */ 226 vt_config_cons_colors(&sc->fb_info, COLOR_FORMAT_RGB, 227 255, 16, 255, 8, 255, 0); 228 229 /* Set correct graphics context */ 230 lv1_gpu_context_attribute(sc->sc_fbcontext, 231 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 232 lv1_gpu_context_attribute(sc->sc_fbcontext, 233 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 234 235 vt_fb_init(vd); 236 237 return (CN_INTERNAL); 238 } 239