1 /*- 2 * Copyright (c) 2011-2014 Nathan Whitehorn 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27 #include <sys/cdefs.h> 28 __FBSDID("$FreeBSD$"); 29 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 #include <machine/pmap.h> 44 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 PS3FB_SIZE (4*1024*1024) 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_bitbltchr = vt_fb_bitbltchr, 80 .vd_maskbitbltchr = vt_fb_maskbitbltchr, 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 struct ps3fb_softc *sc; 94 int disable; 95 char compatible[64]; 96 #if 0 97 phandle_t root; 98 #endif 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 #if 0 108 root = OF_finddevice("/"); 109 if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0) 110 return (0); 111 112 if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0) 113 return (0); 114 #else 115 TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible)); 116 if (strcmp(compatible, "ps3") != 0) 117 return (CN_DEAD); 118 #endif 119 120 return (CN_INTERNAL); 121 } 122 123 void 124 ps3fb_remap(void) 125 { 126 struct ps3fb_softc *sc; 127 vm_offset_t va, fb_paddr; 128 129 sc = &ps3fb_softc; 130 131 lv1_gpu_close(); 132 lv1_gpu_open(0); 133 134 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 135 0,0,0,0); 136 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 137 0,0,1,0); 138 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 139 0,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 140 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 141 1,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 142 lv1_gpu_memory_allocate(PS3FB_SIZE, 0, 0, 0, 0, &sc->sc_fbhandle, 143 &fb_paddr); 144 lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext, 145 &sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports, 146 &sc->sc_reports_size); 147 148 lv1_gpu_context_attribute(sc->sc_fbcontext, 149 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 150 lv1_gpu_context_attribute(sc->sc_fbcontext, 151 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 152 153 sc->fb_info.fb_pbase = fb_paddr; 154 for (va = 0; va < PS3FB_SIZE; va += PAGE_SIZE) 155 pmap_kenter_attr(0x10000000 + va, fb_paddr + va, 156 VM_MEMATTR_WRITE_COMBINING); 157 } 158 159 static int 160 ps3fb_init(struct vt_device *vd) 161 { 162 struct ps3fb_softc *sc; 163 164 /* Init softc */ 165 vd->vd_softc = sc = &ps3fb_softc; 166 167 /* XXX: get from HV repository */ 168 sc->fb_info.fb_depth = 32; 169 sc->fb_info.fb_height = 480; 170 sc->fb_info.fb_width = 720; 171 sc->fb_info.fb_stride = sc->fb_info.fb_width*4; 172 sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride; 173 sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8; 174 175 /* 176 * The loader puts the FB at 0x10000000, so use that for now. 177 */ 178 179 sc->fb_info.fb_vbase = 0x10000000; 180 181 /* 32-bit VGA palette */ 182 vt_generate_vga_palette(sc->fb_info.fb_cmap, COLOR_FORMAT_RGB, 183 255, 16, 255, 8, 255, 0); 184 185 /* Set correct graphics context */ 186 lv1_gpu_context_attribute(sc->sc_fbcontext, 187 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 188 lv1_gpu_context_attribute(sc->sc_fbcontext, 189 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 190 191 fb_probe(&sc->fb_info); 192 sc->fb_info.fb_flags &= ~FB_FLAG_NOMMAP; /* Set wrongly by fb_probe */ 193 vt_fb_init(vd); 194 195 /* Clear the screen. */ 196 vt_fb_blank(vd, TC_BLACK); 197 198 return (CN_INTERNAL); 199 } 200 201