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 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 struct ps3fb_softc *sc; 94 int disable; 95 char compatible[64]; 96 phandle_t root; 97 98 disable = 0; 99 TUNABLE_INT_FETCH("hw.syscons.disable", &disable); 100 if (disable != 0) 101 return (0); 102 103 sc = &ps3fb_softc; 104 105 TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible)); 106 if (strcmp(compatible, "ps3") == 0) 107 return (CN_INTERNAL); 108 109 root = OF_finddevice("/"); 110 if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0) 111 return (CN_DEAD); 112 113 if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0) 114 return (CN_DEAD); 115 116 return (CN_INTERNAL); 117 } 118 119 void 120 ps3fb_remap(void) 121 { 122 struct ps3fb_softc *sc; 123 vm_offset_t va, fb_paddr; 124 125 sc = &ps3fb_softc; 126 127 lv1_gpu_close(); 128 lv1_gpu_open(0); 129 130 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 131 0,0,0,0); 132 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET, 133 0,0,1,0); 134 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 135 0,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 136 lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC, 137 1,L1GPU_DISPLAY_SYNC_VSYNC,0,0); 138 lv1_gpu_memory_allocate(roundup2(sc->fb_info.fb_size, 1024*1024), 139 0, 0, 0, 0, &sc->sc_fbhandle, &fb_paddr); 140 lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext, 141 &sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports, 142 &sc->sc_reports_size); 143 144 lv1_gpu_context_attribute(sc->sc_fbcontext, 145 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 146 lv1_gpu_context_attribute(sc->sc_fbcontext, 147 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 148 149 sc->fb_info.fb_pbase = fb_paddr; 150 for (va = 0; va < sc->fb_info.fb_size; va += PAGE_SIZE) 151 pmap_kenter_attr(0x10000000 + va, fb_paddr + va, 152 VM_MEMATTR_WRITE_COMBINING); 153 sc->fb_info.fb_flags &= ~FB_FLAG_NOWRITE; 154 } 155 156 static int 157 ps3fb_init(struct vt_device *vd) 158 { 159 struct ps3fb_softc *sc; 160 161 /* Init softc */ 162 vd->vd_softc = sc = &ps3fb_softc; 163 164 /* XXX: get from HV repository */ 165 sc->fb_info.fb_depth = 32; 166 sc->fb_info.fb_height = 480; 167 sc->fb_info.fb_width = 720; 168 TUNABLE_INT_FETCH("hw.ps3fb.height", &sc->fb_info.fb_height); 169 TUNABLE_INT_FETCH("hw.ps3fb.width", &sc->fb_info.fb_width); 170 sc->fb_info.fb_stride = sc->fb_info.fb_width*4; 171 sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride; 172 sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8; 173 174 /* 175 * Arbitrarily choose address for the framebuffer 176 */ 177 178 sc->fb_info.fb_vbase = 0x10000000; 179 sc->fb_info.fb_flags |= FB_FLAG_NOWRITE; /* Not available yet */ 180 sc->fb_info.fb_cmsize = 16; 181 182 /* 32-bit VGA palette */ 183 vt_generate_cons_palette(sc->fb_info.fb_cmap, COLOR_FORMAT_RGB, 184 255, 0, 255, 8, 255, 16); 185 186 /* Set correct graphics context */ 187 lv1_gpu_context_attribute(sc->sc_fbcontext, 188 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0); 189 lv1_gpu_context_attribute(sc->sc_fbcontext, 190 L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0); 191 192 vt_fb_init(vd); 193 194 return (CN_INTERNAL); 195 } 196 197