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/*-
* Copyright (c) 2011-2014 Nathan Whitehorn
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
#include <sys/limits.h>
#include <sys/conf.h>
#include <sys/cons.h>
#include <sys/fbio.h>
#include <vm/vm.h>
#include <vm/pmap.h>
#include <machine/platform.h>
#include <machine/pmap.h>
#include <dev/vt/vt.h>
#include <dev/vt/hw/fb/vt_fb.h>
#include <dev/vt/colors/vt_termcolors.h>
#include "ps3-hvcall.h"
#define PS3FB_SIZE (4*1024*1024)
#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET 0x0100
#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC 0x0101
#define L1GPU_DISPLAY_SYNC_HSYNC 1
#define L1GPU_DISPLAY_SYNC_VSYNC 2
#define L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP 0x0102
static vd_init_t ps3fb_init;
static vd_probe_t ps3fb_probe;
void ps3fb_remap(void);
struct ps3fb_softc {
struct fb_info fb_info;
uint64_t sc_fbhandle;
uint64_t sc_fbcontext;
uint64_t sc_dma_control;
uint64_t sc_driver_info;
uint64_t sc_reports;
uint64_t sc_reports_size;
};
static struct vt_driver vt_ps3fb_driver = {
.vd_name = "ps3fb",
.vd_probe = ps3fb_probe,
.vd_init = ps3fb_init,
.vd_blank = vt_fb_blank,
.vd_bitblt_text = vt_fb_bitblt_text,
.vd_bitblt_bmp = vt_fb_bitblt_bitmap,
.vd_drawrect = vt_fb_drawrect,
.vd_setpixel = vt_fb_setpixel,
.vd_fb_ioctl = vt_fb_ioctl,
.vd_fb_mmap = vt_fb_mmap,
/* Better than VGA, but still generic driver. */
.vd_priority = VD_PRIORITY_GENERIC + 1,
};
VT_DRIVER_DECLARE(vt_ps3fb, vt_ps3fb_driver);
static struct ps3fb_softc ps3fb_softc;
static int
ps3fb_probe(struct vt_device *vd)
{
struct ps3fb_softc *sc;
int disable;
char compatible[64];
#if 0
phandle_t root;
#endif
disable = 0;
TUNABLE_INT_FETCH("hw.syscons.disable", &disable);
if (disable != 0)
return (0);
sc = &ps3fb_softc;
#if 0
root = OF_finddevice("/");
if (OF_getprop(root, "compatible", compatible, sizeof(compatible)) <= 0)
return (0);
if (strncmp(compatible, "sony,ps3", sizeof(compatible)) != 0)
return (0);
#else
TUNABLE_STR_FETCH("hw.platform", compatible, sizeof(compatible));
if (strcmp(compatible, "ps3") != 0)
return (CN_DEAD);
#endif
return (CN_INTERNAL);
}
void
ps3fb_remap(void)
{
struct ps3fb_softc *sc;
vm_offset_t va, fb_paddr;
sc = &ps3fb_softc;
lv1_gpu_close();
lv1_gpu_open(0);
lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET,
0,0,0,0);
lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_MODE_SET,
0,0,1,0);
lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
0,L1GPU_DISPLAY_SYNC_VSYNC,0,0);
lv1_gpu_context_attribute(0, L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_SYNC,
1,L1GPU_DISPLAY_SYNC_VSYNC,0,0);
lv1_gpu_memory_allocate(PS3FB_SIZE, 0, 0, 0, 0, &sc->sc_fbhandle,
&fb_paddr);
lv1_gpu_context_allocate(sc->sc_fbhandle, 0, &sc->sc_fbcontext,
&sc->sc_dma_control, &sc->sc_driver_info, &sc->sc_reports,
&sc->sc_reports_size);
lv1_gpu_context_attribute(sc->sc_fbcontext,
L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0);
lv1_gpu_context_attribute(sc->sc_fbcontext,
L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0);
sc->fb_info.fb_pbase = fb_paddr;
for (va = 0; va < PS3FB_SIZE; va += PAGE_SIZE)
pmap_kenter_attr(0x10000000 + va, fb_paddr + va,
VM_MEMATTR_WRITE_COMBINING);
}
static int
ps3fb_init(struct vt_device *vd)
{
struct ps3fb_softc *sc;
/* Init softc */
vd->vd_softc = sc = &ps3fb_softc;
/* XXX: get from HV repository */
sc->fb_info.fb_depth = 32;
sc->fb_info.fb_height = 480;
sc->fb_info.fb_width = 720;
sc->fb_info.fb_stride = sc->fb_info.fb_width*4;
sc->fb_info.fb_size = sc->fb_info.fb_height * sc->fb_info.fb_stride;
sc->fb_info.fb_bpp = sc->fb_info.fb_stride / sc->fb_info.fb_width * 8;
/*
* The loader puts the FB at 0x10000000, so use that for now.
*/
sc->fb_info.fb_vbase = 0x10000000;
/* 32-bit VGA palette */
vt_generate_cons_palette(sc->fb_info.fb_cmap, COLOR_FORMAT_RGB,
255, 0, 255, 8, 255, 16);
/* Set correct graphics context */
lv1_gpu_context_attribute(sc->sc_fbcontext,
L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 0, 0, 0, 0);
lv1_gpu_context_attribute(sc->sc_fbcontext,
L1GPU_CONTEXT_ATTRIBUTE_DISPLAY_FLIP, 1, 0, 0, 0);
vt_fb_init(vd);
sc->fb_info.fb_flags &= ~FB_FLAG_NOMMAP; /* Set wrongly by vt_fb_init */
return (CN_INTERNAL);
}
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