/* fb.c -- Simple frame buffer
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/* fb.c -- Simple frame buffer
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Copyright (C) 2001 Marko Mlinar, markom@opencores.org
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Copyright (C) 2001 Marko Mlinar, markom@opencores.org
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This file is part of OpenRISC 1000 Architectural Simulator.
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This file is part of OpenRISC 1000 Architectural Simulator.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include <stdio.h>
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#include <stdio.h>
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#include <string.h>
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#include <string.h>
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#include "config.h"
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#include "config.h"
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#ifdef HAVE_INTTYPES_H
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#ifdef HAVE_INTTYPES_H
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#include <inttypes.h>
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#include <inttypes.h>
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#endif
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#endif
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#include "port.h"
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#include "port.h"
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#include "arch.h"
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#include "arch.h"
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#include "sim-config.h"
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#include "sim-config.h"
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#include "abstract.h"
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#include "abstract.h"
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#include "fb.h"
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#include "fb.h"
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#include "sched.h"
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#include "sched.h"
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#define FB_WRAP (512*1024)
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#define FB_WRAP (512*1024)
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struct fb_state {
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struct fb_state {
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unsigned long pal[256];
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unsigned long pal[256];
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int ctrl;
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int ctrl;
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int pic;
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int pic;
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int in_refresh;
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int in_refresh;
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int refresh_count;
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int refresh_count;
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oraddr_t addr;
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oraddr_t addr;
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oraddr_t cam_addr;
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oraddr_t cam_addr;
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int camerax;
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int camerax;
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int cameray;
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int cameray;
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int camera_pos;
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int camera_pos;
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oraddr_t baseaddr;
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oraddr_t baseaddr;
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int refresh;
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int refresh;
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int refresh_rate;
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int refresh_rate;
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char *filename;
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char *filename;
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};
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};
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static void change_buf_addr (struct fb_state *fb, oraddr_t addr)
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static void change_buf_addr (struct fb_state *fb, oraddr_t addr)
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{
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{
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fb->addr = addr;
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fb->addr = addr;
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}
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}
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/* Write a register */
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/* Write a register */
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void fb_write32 (oraddr_t addr, uint32_t value, void *dat)
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void fb_write32 (oraddr_t addr, uint32_t value, void *dat)
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{
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{
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struct fb_state *fb = dat;
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struct fb_state *fb = dat;
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oraddr_t a = (addr - fb->baseaddr);
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oraddr_t a = (addr - fb->baseaddr);
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switch (a) {
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switch (a) {
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case FB_CTRL: fb->ctrl = value; break;
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case FB_CTRL: fb->ctrl = value; break;
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case FB_BUFADDR: change_buf_addr (fb, value); break;
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case FB_BUFADDR: change_buf_addr (fb, value); break;
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case FB_CAMBUFADDR: fb->cam_addr = value; break;
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case FB_CAMBUFADDR: fb->cam_addr = value; break;
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case FB_CAMPOSADDR: fb->camera_pos = value;
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case FB_CAMPOSADDR: fb->camera_pos = value;
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fb->camerax = value % FB_SIZEX;
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fb->camerax = value % FB_SIZEX;
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fb->cameray = value / FB_SIZEX;
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fb->cameray = value / FB_SIZEX;
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break;
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break;
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default:
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default:
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a -= FB_PAL;
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a -= FB_PAL;
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a /= 4;
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a /= 4;
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if (a < 0 || a >= 256) {
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if (a < 0 || a >= 256) {
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fprintf (stderr, "Write out of palette buffer (0x%"PRIxADDR")!\n", addr);
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fprintf (stderr, "Write out of palette buffer (0x%"PRIxADDR")!\n", addr);
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runtime.sim.cont_run = 0;
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runtime.sim.cont_run = 0;
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} else fb->pal[a] = value;
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} else fb->pal[a] = value;
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break;
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break;
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}
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}
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}
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}
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/* Read a register */
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/* Read a register */
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oraddr_t fb_read32 (oraddr_t addr, void *dat)
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oraddr_t fb_read32 (oraddr_t addr, void *dat)
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{
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{
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struct fb_state *fb = dat;
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struct fb_state *fb = dat;
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oraddr_t a = (addr - fb->baseaddr);
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oraddr_t a = (addr - fb->baseaddr);
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switch (a) {
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switch (a) {
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case FB_CTRL:
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case FB_CTRL:
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return fb->ctrl & ~0xff000000| (fb->in_refresh ? 0x80000000 : 0) | ((unsigned long)(fb->refresh_count & 0x7f) << 24);
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return fb->ctrl & ~0xff000000| (fb->in_refresh ? 0x80000000 : 0) | ((unsigned long)(fb->refresh_count & 0x7f) << 24);
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break;
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break;
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case FB_BUFADDR: return fb->addr; break;
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case FB_BUFADDR: return fb->addr; break;
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case FB_CAMBUFADDR: return fb->cam_addr; break;
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case FB_CAMBUFADDR: return fb->cam_addr; break;
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case FB_CAMPOSADDR: return fb->camera_pos; break;
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case FB_CAMPOSADDR: return fb->camera_pos; break;
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default:
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default:
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a -= FB_PAL;
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a -= FB_PAL;
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a /= 4;
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a /= 4;
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if (a < 0 || a >= 256) {
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if (a < 0 || a >= 256) {
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fprintf (stderr, "Read out of palette buffer (0x%"PRIxADDR")!\n", addr);
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fprintf (stderr, "Read out of palette buffer (0x%"PRIxADDR")!\n", addr);
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runtime.sim.cont_run = 0;
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runtime.sim.cont_run = 0;
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return 0;
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return 0;
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} else return fb->pal[a];
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} else return fb->pal[a];
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}
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}
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}
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}
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/* define these also for big endian */
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/* define these also for big endian */
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#if __BIG_ENDIAN__
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#if __BIG_ENDIAN__
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#define CNV32(x) (\
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#define CNV32(x) (\
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((((x) >> 24) & 0xff) << 0)\
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((((x) >> 24) & 0xff) << 0)\
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| ((((x) >> 16) & 0xff) << 8)\
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| ((((x) >> 16) & 0xff) << 8)\
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| ((((x) >> 8) & 0xff) << 16)\
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| ((((x) >> 8) & 0xff) << 16)\
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| ((((x) >> 0) & 0xff) << 24))
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| ((((x) >> 0) & 0xff) << 24))
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#define CNV16(x) (\
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#define CNV16(x) (\
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((((x) >> 8) & 0xff) << 0)\
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((((x) >> 8) & 0xff) << 0)\
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| ((((x) >> 0) & 0xff) << 8))
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| ((((x) >> 0) & 0xff) << 8))
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#else
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#else
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#define CNV16(x) (x)
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#define CNV16(x) (x)
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#define CNV32(x) (x)
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#define CNV32(x) (x)
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#endif
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#endif
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/* Dumps a bmp file, based on current image */
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/* Dumps a bmp file, based on current image */
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static int fb_dump_image8 (struct fb_state *fb, char *filename)
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static int fb_dump_image8 (struct fb_state *fb, char *filename)
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{
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{
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int sx = FB_SIZEX;
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int sx = FB_SIZEX;
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int sy = FB_SIZEY;
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int sy = FB_SIZEY;
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int i, x, y;
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int i, x, y;
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FILE *fo;
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FILE *fo;
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unsigned short int u16;
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unsigned short int u16;
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unsigned long int u32;
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unsigned long int u32;
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if (config.sim.verbose) PRINTF ("Creating %s...", filename);
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if (config.sim.verbose) PRINTF ("Creating %s...", filename);
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fo = fopen (filename, "wb+");
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fo = fopen (filename, "wb+");
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u16 = CNV16(19778); /* BM */
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u16 = CNV16(19778); /* BM */
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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u32 = CNV32(14 + 40 + sx * sy + 1024); /* size */
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u32 = CNV32(14 + 40 + sx * sy + 1024); /* size */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(0); /* reserved */
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u32 = CNV32(0); /* reserved */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = 14 + 40 + 1024; /* offset */
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u32 = 14 + 40 + 1024; /* offset */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(40); /* header size */
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u32 = CNV32(40); /* header size */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(sx); /* width */
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u32 = CNV32(sx); /* width */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(sy); /* height */
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u32 = CNV32(sy); /* height */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u16 = CNV16(1); /* planes */
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u16 = CNV16(1); /* planes */
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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u16 = CNV16(8); /* bits */
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u16 = CNV16(8); /* bits */
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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u32 = CNV32(0); /* compression */
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u32 = CNV32(0); /* compression */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(x * y); /* image size */
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u32 = CNV32(x * y); /* image size */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(2835); /* x resolution */
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u32 = CNV32(2835); /* x resolution */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(2835); /* y resolution */
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u32 = CNV32(2835); /* y resolution */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(0); /* ncolours = 0; should be generated */
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u32 = CNV32(0); /* ncolours = 0; should be generated */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(0); /* important colours; all are important */
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u32 = CNV32(0); /* important colours; all are important */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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for (i = 0; i < 256; i++) {
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for (i = 0; i < 256; i++) {
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unsigned long val, d;
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unsigned long val, d;
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d = fb->pal[i];
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d = fb->pal[i];
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#if 1
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#if 1
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val = ((d >> 0) & 0x1f) << 3; /* Blue */
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val = ((d >> 0) & 0x1f) << 3; /* Blue */
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val |= ((d >> 5) & 0x3f) << 10; /* Green */
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val |= ((d >> 5) & 0x3f) << 10; /* Green */
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val |= ((d >> 11) & 0x1f) << 19; /* Red */
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val |= ((d >> 11) & 0x1f) << 19; /* Red */
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#else
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#else
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val = CNV32(pal[i]);
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val = CNV32(pal[i]);
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#endif
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#endif
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if (!fwrite (&val, 4, 1, fo)) return 1;
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if (!fwrite (&val, 4, 1, fo)) return 1;
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}
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}
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if (config.sim.verbose) PRINTF ("(%i,%i)", sx, sy);
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if (config.sim.verbose) PRINTF ("(%i,%i)", sx, sy);
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/* Data is stored upside down */
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/* Data is stored upside down */
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for (y = sy - 1; y >= 0; y--) {
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for (y = sy - 1; y >= 0; y--) {
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int align = (4 - sx) % 4;
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int align = (4 - sx) % 4;
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int zero = CNV32(0);
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int zero = CNV32(0);
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int add;
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int add;
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while (align < 0) align += 4;
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while (align < 0) align += 4;
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for (x = 0; x < sx; x++) {
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for (x = 0; x < sx; x++) {
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add = (fb->addr & ~(FB_WRAP - 1)) | ((fb->addr + y * sx + x) & (FB_WRAP - 1));
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add = (fb->addr & ~(FB_WRAP - 1)) | ((fb->addr + y * sx + x) & (FB_WRAP - 1));
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fputc (evalsim_mem8 (add), fo);
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fputc (evalsim_mem8 (add), fo);
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}
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}
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if (align && !fwrite (&zero, align, 1, fo)) return 1;
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if (align && !fwrite (&zero, align, 1, fo)) return 1;
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}
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}
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if (config.sim.verbose) PRINTF ("DONE\n");
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if (config.sim.verbose) PRINTF ("DONE\n");
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fclose (fo);
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fclose (fo);
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return 0;
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return 0;
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}
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}
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/* Dumps a bmp file, based on current image */
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/* Dumps a bmp file, based on current image */
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static int fb_dump_image24 (struct fb_state *fb, char *filename)
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static int fb_dump_image24 (struct fb_state *fb, char *filename)
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{
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{
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int sx = FB_SIZEX;
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int sx = FB_SIZEX;
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int sy = FB_SIZEY;
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int sy = FB_SIZEY;
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int x, y;
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int x, y;
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FILE *fo;
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FILE *fo;
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unsigned short int u16;
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unsigned short int u16;
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unsigned long int u32;
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unsigned long int u32;
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if (config.sim.verbose) PRINTF ("Creating %s...", filename);
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if (config.sim.verbose) PRINTF ("Creating %s...", filename);
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fo = fopen (filename, "wb+");
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fo = fopen (filename, "wb+");
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u16 = CNV16(19778); /* BM */
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u16 = CNV16(19778); /* BM */
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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u32 = CNV32(14 + 40 + sx * sy * 3); /* size */
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u32 = CNV32(14 + 40 + sx * sy * 3); /* size */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(0); /* reserved */
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u32 = CNV32(0); /* reserved */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = 14 + 40; /* offset */
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u32 = 14 + 40; /* offset */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(40); /* header size */
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u32 = CNV32(40); /* header size */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(sx); /* width */
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u32 = CNV32(sx); /* width */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(sy); /* height */
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u32 = CNV32(sy); /* height */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u16 = CNV16(1); /* planes */
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u16 = CNV16(1); /* planes */
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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u16 = CNV16(24); /* bits */
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u16 = CNV16(24); /* bits */
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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if (!fwrite (&u16, 2, 1, fo)) return 1;
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u32 = CNV32(0); /* compression */
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u32 = CNV32(0); /* compression */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(x * y * 3); /* image size */
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u32 = CNV32(x * y * 3); /* image size */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(2835); /* x resolution */
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u32 = CNV32(2835); /* x resolution */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(2835); /* y resolution */
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u32 = CNV32(2835); /* y resolution */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(0); /* ncolours = 0; should be generated */
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u32 = CNV32(0); /* ncolours = 0; should be generated */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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u32 = CNV32(0); /* important colours; all are important */
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u32 = CNV32(0); /* important colours; all are important */
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (!fwrite (&u32, 4, 1, fo)) return 1;
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if (config.sim.verbose) PRINTF ("(%i,%i)", sx, sy);
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if (config.sim.verbose) PRINTF ("(%i,%i)", sx, sy);
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/* Data is stored upside down */
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/* Data is stored upside down */
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for (y = sy - 1; y >= 0; y--) {
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for (y = sy - 1; y >= 0; y--) {
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unsigned char line[FB_SIZEX][3];
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unsigned char line[FB_SIZEX][3];
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for (x = 0; x < sx; x++)
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for (x = 0; x < sx; x++)
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if (y >= fb->cameray && x >= fb->camerax && y < fb->cameray + CAM_SIZEY && x < fb->camerax + CAM_SIZEX) {
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if (y >= fb->cameray && x >= fb->camerax && y < fb->cameray + CAM_SIZEY && x < fb->camerax + CAM_SIZEX) {
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int add = (fb->cam_addr + (x - fb->camerax + (y - fb->cameray) * CAM_SIZEX) * 2) ^ 2;
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int add = (fb->cam_addr + (x - fb->camerax + (y - fb->cameray) * CAM_SIZEX) * 2) ^ 2;
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unsigned short d = evalsim_mem16 (add);
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unsigned short d = evalsim_mem16 (add);
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line[x][0] = ((d >> 0) & 0x1f) << 3; /* Blue */
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line[x][0] = ((d >> 0) & 0x1f) << 3; /* Blue */
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line[x][1] = ((d >> 5) & 0x3f) << 2; /* Green */
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line[x][1] = ((d >> 5) & 0x3f) << 2; /* Green */
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line[x][2] = ((d >> 11) & 0x1f) << 3; /* Red */
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line[x][2] = ((d >> 11) & 0x1f) << 3; /* Red */
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} else {
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} else {
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int add = (fb->addr & ~(FB_WRAP - 1)) | ((fb->addr + y * sx + x) & (FB_WRAP - 1));
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int add = (fb->addr & ~(FB_WRAP - 1)) | ((fb->addr + y * sx + x) & (FB_WRAP - 1));
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unsigned short d = fb->pal[evalsim_mem8 (add)];
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unsigned short d = fb->pal[evalsim_mem8 (add)];
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line[x][0] = ((d >> 0) & 0x1f) << 3; /* Blue */
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line[x][0] = ((d >> 0) & 0x1f) << 3; /* Blue */
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line[x][1] = ((d >> 5) & 0x3f) << 2; /* Green */
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line[x][1] = ((d >> 5) & 0x3f) << 2; /* Green */
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line[x][2] = ((d >> 11) & 0x1f) << 3; /* Red */
|
line[x][2] = ((d >> 11) & 0x1f) << 3; /* Red */
|
}
|
}
|
if(!fwrite (line, sizeof(line), 1, fo)) return 1;
|
if(!fwrite (line, sizeof(line), 1, fo)) return 1;
|
}
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}
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|
|
if (config.sim.verbose) PRINTF ("DONE\n");
|
if (config.sim.verbose) PRINTF ("DONE\n");
|
fclose (fo);
|
fclose (fo);
|
return 0;
|
return 0;
|
}
|
}
|
|
|
void fb_job (void *dat)
|
void fb_job (void *dat)
|
{
|
{
|
struct fb_state *fb = dat;
|
struct fb_state *fb = dat;
|
|
|
if (fb->refresh) {
|
if (fb->refresh) {
|
/* dump the image? */
|
/* dump the image? */
|
if (fb->ctrl & 1) {
|
if (fb->ctrl & 1) {
|
char temp[STR_SIZE];
|
char temp[STR_SIZE];
|
sprintf (temp, "%s%04i.bmp", fb->filename, fb->pic);
|
sprintf (temp, "%s%04i.bmp", fb->filename, fb->pic);
|
if (fb->ctrl & 2) fb_dump_image24 (fb, temp);
|
if (fb->ctrl & 2) fb_dump_image24 (fb, temp);
|
else fb_dump_image8 (fb, temp);
|
else fb_dump_image8 (fb, temp);
|
fb->pic++;
|
fb->pic++;
|
}
|
}
|
SCHED_ADD(fb_job, dat, fb->refresh_rate / REFRESH_DIVIDER);
|
SCHED_ADD(fb_job, dat, fb->refresh_rate / REFRESH_DIVIDER);
|
fb->in_refresh = 0;
|
fb->in_refresh = 0;
|
fb->refresh = 0;
|
fb->refresh = 0;
|
} else {
|
} else {
|
fb->refresh_count++;
|
fb->refresh_count++;
|
fb->refresh = 1;
|
fb->refresh = 1;
|
SCHED_ADD(fb_job, dat, fb->refresh_rate / REFRESH_DIVIDER);
|
SCHED_ADD(fb_job, dat, fb->refresh_rate / REFRESH_DIVIDER);
|
}
|
}
|
}
|
}
|
|
|
/* Reset all VGAs */
|
/* Reset all VGAs */
|
void fb_reset (void *dat)
|
void fb_reset (void *dat)
|
{
|
{
|
struct fb_state *fb = dat;
|
struct fb_state *fb = dat;
|
int i;
|
int i;
|
|
|
fb->pic = 0;
|
fb->pic = 0;
|
fb->addr = 0;
|
fb->addr = 0;
|
fb->ctrl = 0;
|
fb->ctrl = 0;
|
|
|
for (i = 0; i < 256; i++)
|
for (i = 0; i < 256; i++)
|
fb->pal[i] = (i << 16) | (i << 8) | (i << 0);
|
fb->pal[i] = (i << 16) | (i << 8) | (i << 0);
|
|
|
SCHED_ADD(fb_job, dat, fb->refresh_rate);
|
SCHED_ADD(fb_job, dat, fb->refresh_rate);
|
fb->refresh = 0;
|
fb->refresh = 0;
|
}
|
}
|
|
|
/*-----------------------------------------------------[ FB configuration ]---*/
|
/*-----------------------------------------------------[ FB configuration ]---*/
|
void fb_baseaddr(union param_val val, void *dat)
|
void fb_baseaddr(union param_val val, void *dat)
|
{
|
{
|
struct fb_state *fb = dat;
|
struct fb_state *fb = dat;
|
fb->baseaddr = val.addr_val;
|
fb->baseaddr = val.addr_val;
|
}
|
}
|
|
|
void fb_refresh_rate(union param_val val, void *dat)
|
void fb_refresh_rate(union param_val val, void *dat)
|
{
|
{
|
struct fb_state *fb = dat;
|
struct fb_state *fb = dat;
|
fb->refresh_rate = val.int_val;
|
fb->refresh_rate = val.int_val;
|
}
|
}
|
|
|
void fb_filename(union param_val val, void *dat)
|
void fb_filename(union param_val val, void *dat)
|
{
|
{
|
struct fb_state *fb = dat;
|
struct fb_state *fb = dat;
|
if(!(fb->filename = strdup(val.str_val))) {
|
if(!(fb->filename = strdup(val.str_val))) {
|
fprintf(stderr, "Peripheral FB: Run out of memory\n");
|
fprintf(stderr, "Peripheral FB: Run out of memory\n");
|
exit(-1);
|
exit(-1);
|
}
|
}
|
}
|
}
|
|
|
void *fb_sec_start(void)
|
void *fb_sec_start(void)
|
{
|
{
|
struct fb_state *new = malloc(sizeof(struct fb_state));
|
struct fb_state *new = malloc(sizeof(struct fb_state));
|
|
|
if(!new) {
|
if(!new) {
|
fprintf(stderr, "Peripheral FB: Run out of memory\n");
|
fprintf(stderr, "Peripheral FB: Run out of memory\n");
|
exit(-1);
|
exit(-1);
|
}
|
}
|
|
|
new->baseaddr = 0;
|
new->baseaddr = 0;
|
new->ctrl = 0;
|
new->ctrl = 0;
|
new->pic = 0;
|
new->pic = 0;
|
new->in_refresh = 1;
|
new->in_refresh = 1;
|
new->refresh_count = 0;
|
new->refresh_count = 0;
|
new->addr = 0;
|
new->addr = 0;
|
new->cam_addr = 0;
|
new->cam_addr = 0;
|
new->camerax = 0;
|
new->camerax = 0;
|
new->cameray = 0;
|
new->cameray = 0;
|
new->camera_pos = 0;
|
new->camera_pos = 0;
|
|
|
return new;
|
return new;
|
}
|
}
|
|
|
void fb_sec_end(void *dat)
|
void fb_sec_end(void *dat)
|
{
|
{
|
struct fb_state *fb = dat;
|
struct fb_state *fb = dat;
|
|
|
if (fb->baseaddr)
|
if (fb->baseaddr)
|
register_memoryarea(fb->baseaddr, FB_PAL + 256*4, 4, 0, fb_read32, fb_write32, dat);
|
register_memoryarea(fb->baseaddr, FB_PAL + 256*4, 4, 0, fb_read32, fb_write32, dat);
|
|
|
reg_sim_reset(fb_reset, dat);
|
reg_sim_reset(fb_reset, dat);
|
}
|
}
|
|
|
void reg_fb_sec(void)
|
void reg_fb_sec(void)
|
{
|
{
|
struct config_section *sec = reg_config_sec("fb", fb_sec_start, fb_sec_end);
|
struct config_section *sec = reg_config_sec("fb", fb_sec_start, fb_sec_end);
|
|
|
reg_config_param(sec, "baseaddr", paramt_addr, fb_baseaddr);
|
reg_config_param(sec, "baseaddr", paramt_addr, fb_baseaddr);
|
reg_config_param(sec, "refresh_rate", paramt_int, fb_refresh_rate);
|
reg_config_param(sec, "refresh_rate", paramt_int, fb_refresh_rate);
|
reg_config_param(sec, "filename", paramt_str, fb_filename);
|
reg_config_param(sec, "filename", paramt_str, fb_filename);
|
}
|
}
|
|
|