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/param.h> 30 #include <sys/systm.h> 31 #include <sys/kernel.h> 32 #include <sys/sysctl.h> 33 #include <sys/limits.h> 34 #include <sys/conf.h> 35 #include <sys/cons.h> 36 #include <sys/fbio.h> 37 38 #include <vm/vm.h> 39 #include <vm/pmap.h> 40 41 #include <machine/platform.h> 42 43 #include <dev/ofw/openfirm.h> 44 #include <dev/vt/vt.h> 45 #include <dev/vt/hw/fb/vt_fb.h> 46 #include <dev/vt/colors/vt_termcolors.h> 47 48 #include "ps3-hvcall.h" 49 50 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET 0x0100 51 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x0101 52 #define L1GPU_DISPLAY_SYNC_HSYNC 1 53 #define L1GPU_DISPLAY_SYNC_VSYNC 2 54 #define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x0102 55 56 static vd_init_t ps3fb_init; 57 static vd_probe_t ps3fb_probe; 58 void ps3fb_remap(void); 59 60 struct ps3fb_softc { 61 struct fb_info fb_info; 62 63 uint64_t sc_fbhandle; 64 uint64_t sc_fbcontext; 65 uint64_t sc_dma_control; 66 uint64_t sc_driver_info; 67 uint64_t sc_reports; 68 uint64_t sc_reports_size; 69 }; 70 71 static struct vt_driver vt_ps3fb_driver = { 72 .vd_name = "ps3fb", 73 .vd_probe = ps3fb_probe, 74 .vd_init = ps3fb_init, 75 .vd_blank = vt_fb_blank, 76 .vd_bitblt_text = vt_fb_bitblt_text, 77 .vd_bitblt_bmp = vt_fb_bitblt_bitmap, 78 .vd_drawrect = vt_fb_drawrect, 79 .vd_setpixel = vt_fb_setpixel, 80 .vd_fb_ioctl = vt_fb_ioctl, 81 .vd_fb_mmap = vt_fb_mmap, 82 /* Better than VGA, but still generic driver. */ 83 .vd_priority = VD_PRIORITY_GENERIC + 1, 84 }; 85 86 VT_DRIVER_DECLARE(vt_ps3fb, vt_ps3fb_driver); 87 static struct ps3fb_softc ps3fb_softc; 88 89 static int 90 ps3fb_probe(struct vt_device *vd) 91 { 92 int disable; 93 char compatible[64]; 94 phandle_t root; 95 96 disable = 0; 97 TUNABLE_INT_FETCH("hw.syscons.disable", &disable); 98 if (disable != 0) 99 return (0); 100 101 TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible)); 102 if (strcmp(compatible, "ps3") == 0) 103 return (CN_INTERNAL); 104 105 root = OF_finddevice("/"); 106 if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0) 107 return (CN_DEAD); 108 109 if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0) 110 return (CN_DEAD); 111 112 return (CN_INTERNAL); 113 } 114 115 void 116 ps3fb_remap(void) 117 { 118 struct ps3fb_softc *sc; 119 vm_offset_t va, fb_paddr; 120 121 sc = &ps3fb_softc; 122 123 lv1_gpu_close(); 124 lv1_gpu_open(0); 125 126 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 127 0,0,0,0); 128 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 129 0,0,1,0); 130 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 131 0,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 132 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 133 1,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 134 lv1_gpu_memory_allocate(roundup2(sc->fb_info.fb_size, 1024*1024), 135 0, 0, 0, 0, &sc->sc_fbhandle, &fb_paddr); 136 lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext, 137 &sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports, 138 &sc->sc_reports_size); 139 140 lv1_gpu_context_attribute(sc->sc_fbcontext, 141 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 142 lv1_gpu_context_attribute(sc->sc_fbcontext, 143 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 144 145 sc->fb_info.fb_pbase = fb_paddr; 146 for (va = 0; va < sc->fb_info.fb_size; va += PAGE_SIZE) 147 pmap_kenter_attr(0x10000000 + va, fb_paddr + va, 148 VM_MEMATTR_WRITE_COMBINING); 149 sc->fb_info.fb_flags &= ~FB_FLAG_NOWRITE; 150 } 151 152 static int 153 ps3fb_init(struct vt_device *vd) 154 { 155 struct ps3fb_softc *sc; 156 char linux_video_mode[24]; 157 int linux_video_mode_num = 0; 158 159 /* Init softc */ 160 vd->vd_softc = sc = &ps3fb_softc; 161 162 sc->fb_info.fb_depth = 32; 163 sc->fb_info.fb_height = 1080; 164 sc->fb_info.fb_width = 1920; 165 166 /* See if the bootloader has passed a graphics mode to use */ 167 bzero(linux_video_mode, sizeof(linux_video_mode)); 168 TUNABLE_STR_FETCH("video", linux_video_mode, sizeof(linux_video_mode)); 169 sscanf(linux_video_mode, "ps3fb:mode:%d", &linux_video_mode_num); 170 171 switch (linux_video_mode_num) { 172 case 1: 173 case 2: 174 sc->fb_info.fb_height = 480; 175 sc->fb_info.fb_width = 720; 176 break; 177 case 3: 178 case 8: 179 sc->fb_info.fb_height = 720; 180 sc->fb_info.fb_width = 1280; 181 break; 182 case 4: 183 case 5: 184 case 9: 185 case 10: 186 sc->fb_info.fb_height = 1080; 187 sc->fb_info.fb_width = 1920; 188 break; 189 case 6: 190 case 7: 191 sc->fb_info.fb_height = 576; 192 sc->fb_info.fb_width = 720; 193 break; 194 case 11: 195 sc->fb_info.fb_height = 768; 196 sc->fb_info.fb_width = 1024; 197 break; 198 case 12: 199 sc->fb_info.fb_height = 1024; 200 sc->fb_info.fb_width = 1280; 201 break; 202 case 13: 203 sc->fb_info.fb_height = 1200; 204 sc->fb_info.fb_width = 1920; 205 break; 206 } 207 208 /* Allow explicitly-specified values for us to override everything */ 209 TUNABLE_INT_FETCH("hw.ps3fb.height", &sc->fb_info.fb_height); 210 TUNABLE_INT_FETCH("hw.ps3fb.width", &sc->fb_info.fb_width); 211 212 sc->fb_info.fb_stride = sc->fb_info.fb_width*4; 213 sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride; 214 sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8; 215 216 /* 217 * Arbitrarily choose address for the framebuffer 218 */ 219 220 sc->fb_info.fb_vbase = 0x10000000; 221 sc->fb_info.fb_flags |= FB_FLAG_NOWRITE; /* Not available yet */ 222 sc->fb_info.fb_cmsize = 16; 223 224 /* 32-bit VGA palette */ 225 vt_config_cons_colors(&sc->fb_info, COLOR_FORMAT_RGB, 226 255, 16, 255, 8, 255, 0); 227 228 /* Set correct graphics context */ 229 lv1_gpu_context_attribute(sc->sc_fbcontext, 230 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 231 lv1_gpu_context_attribute(sc->sc_fbcontext, 232 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 233 234 vt_fb_init(vd); 235 236 return (CN_INTERNAL); 237 } 238