245 lines
6.8 KiB
C
245 lines
6.8 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (c) 2011-2014 Nathan Whitehorn
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/sysctl.h>
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#include <sys/limits.h>
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#include <sys/conf.h>
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#include <sys/cons.h>
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#include <sys/fbio.h>
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#include <vm/vm.h>
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#include <vm/pmap.h>
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#include <machine/platform.h>
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#include <dev/ofw/openfirm.h>
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#include <dev/vt/vt.h>
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#include <dev/vt/hw/fb/vt_fb.h>
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#include <dev/vt/colors/vt_termcolors.h>
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#include "ps3-hvcall.h"
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#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET 0x0100
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#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x0101
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#define L1GPU_DISPLAY_SYNC_HSYNC 1
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#define L1GPU_DISPLAY_SYNC_VSYNC 2
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#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x0102
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static vd_init_t ps3fb_init;
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static vd_probe_t ps3fb_probe;
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void ps3fb_remap(void);
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struct ps3fb_softc {
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struct fb_info fb_info;
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uint64_t sc_fbhandle;
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uint64_t sc_fbcontext;
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uint64_t sc_dma_control;
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uint64_t sc_driver_info;
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uint64_t sc_reports;
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uint64_t sc_reports_size;
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};
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static struct vt_driver vt_ps3fb_driver = {
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.vd_name = "ps3fb",
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.vd_probe = ps3fb_probe,
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.vd_init = ps3fb_init,
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.vd_blank = vt_fb_blank,
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.vd_bitblt_text = vt_fb_bitblt_text,
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.vd_bitblt_bmp = vt_fb_bitblt_bitmap,
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.vd_drawrect = vt_fb_drawrect,
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.vd_setpixel = vt_fb_setpixel,
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.vd_fb_ioctl = vt_fb_ioctl,
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.vd_fb_mmap = vt_fb_mmap,
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/* Better than VGA, but still generic driver. */
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.vd_priority = VD_PRIORITY_GENERIC + 1,
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};
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VT_DRIVER_DECLARE(vt_ps3fb, vt_ps3fb_driver);
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static struct ps3fb_softc ps3fb_softc;
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static int
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ps3fb_probe(struct vt_device *vd)
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{
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struct ps3fb_softc *sc;
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int disable;
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char compatible[64];
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phandle_t root;
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disable = 0;
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TUNABLE_INT_FETCH("hw.syscons.disable", &disable);
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if (disable != 0)
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return (0);
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sc = &ps3fb_softc;
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TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible));
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if (strcmp(compatible, "ps3") == 0)
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return (CN_INTERNAL);
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root = OF_finddevice("/");
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if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0)
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return (CN_DEAD);
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if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0)
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return (CN_DEAD);
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return (CN_INTERNAL);
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}
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void
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ps3fb_remap(void)
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{
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struct ps3fb_softc *sc;
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vm_offset_t va, fb_paddr;
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sc = &ps3fb_softc;
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lv1_gpu_close();
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lv1_gpu_open(0);
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lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET,
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0,0,0,0);
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lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET,
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0,0,1,0);
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lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
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0,L1GPU_DISPLAY_SYNC_VSYNC,0,0);
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lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
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1,L1GPU_DISPLAY_SYNC_VSYNC,0,0);
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lv1_gpu_memory_allocate(roundup2(sc->fb_info.fb_size, 1024*1024),
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0, 0, 0, 0, &sc->sc_fbhandle, &fb_paddr);
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lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext,
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&sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports,
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&sc->sc_reports_size);
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lv1_gpu_context_attribute(sc->sc_fbcontext,
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L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0);
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lv1_gpu_context_attribute(sc->sc_fbcontext,
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L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0);
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sc->fb_info.fb_pbase = fb_paddr;
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for (va = 0; va < sc->fb_info.fb_size; va += PAGE_SIZE)
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pmap_kenter_attr(0x10000000 + va, fb_paddr + va,
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VM_MEMATTR_WRITE_COMBINING);
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sc->fb_info.fb_flags &= ~FB_FLAG_NOWRITE;
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}
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static int
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ps3fb_init(struct vt_device *vd)
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{
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struct ps3fb_softc *sc;
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char linux_video_mode[24];
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int linux_video_mode_num = 0;
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/* Init softc */
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vd->vd_softc = sc = &ps3fb_softc;
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sc->fb_info.fb_depth = 32;
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sc->fb_info.fb_height = 1080;
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sc->fb_info.fb_width = 1920;
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/* See if the bootloader has passed a graphics mode to use */
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bzero(linux_video_mode, sizeof(linux_video_mode));
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TUNABLE_STR_FETCH("video", linux_video_mode, sizeof(linux_video_mode));
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sscanf(linux_video_mode, "ps3fb:mode:%d", &linux_video_mode_num);
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switch (linux_video_mode_num) {
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case 1:
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case 2:
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sc->fb_info.fb_height = 480;
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sc->fb_info.fb_width = 720;
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break;
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case 3:
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case 8:
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sc->fb_info.fb_height = 720;
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sc->fb_info.fb_width = 1280;
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break;
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case 4:
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case 5:
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case 9:
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case 10:
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sc->fb_info.fb_height = 1080;
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sc->fb_info.fb_width = 1920;
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break;
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case 6:
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case 7:
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sc->fb_info.fb_height = 576;
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sc->fb_info.fb_width = 720;
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break;
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case 11:
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sc->fb_info.fb_height = 768;
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sc->fb_info.fb_width = 1024;
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break;
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case 12:
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sc->fb_info.fb_height = 1024;
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sc->fb_info.fb_width = 1280;
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break;
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case 13:
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sc->fb_info.fb_height = 1200;
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sc->fb_info.fb_width = 1920;
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break;
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}
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/* Allow explicitly-specified values for us to override everything */
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TUNABLE_INT_FETCH("hw.ps3fb.height", &sc->fb_info.fb_height);
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TUNABLE_INT_FETCH("hw.ps3fb.width", &sc->fb_info.fb_width);
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sc->fb_info.fb_stride = sc->fb_info.fb_width*4;
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sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride;
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sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8;
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/*
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* Arbitrarily choose address for the framebuffer
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*/
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sc->fb_info.fb_vbase = 0x10000000;
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sc->fb_info.fb_flags |= FB_FLAG_NOWRITE; /* Not available yet */
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sc->fb_info.fb_cmsize = 16;
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/* 32-bit VGA palette */
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vt_generate_cons_palette(sc->fb_info.fb_cmap, COLOR_FORMAT_RGB,
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255, 16, 255, 8, 255, 0);
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/* Set correct graphics context */
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lv1_gpu_context_attribute(sc->sc_fbcontext,
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L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0);
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lv1_gpu_context_attribute(sc->sc_fbcontext,
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L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0);
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vt_fb_init(vd);
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return (CN_INTERNAL);
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}
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