-// The SVP chip emulator
-
-// (c) Copyright 2008, Grazvydas "notaz" Ignotas
-// Free for non-commercial use.
-
-// For commercial use, separate licencing terms must be obtained.
-
+/*
+ * The SVP chip emulator
+ *
+ * Copyright (c) GraÅžvydas "notaz" Ignotas, 2008
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * 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.
+ * * Neither the name of the organization nor the
+ * names of its contributors may be used to endorse or promote products
+ * derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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 "../../pico_int.h"
+#include "../../cpu/drc/cmn.h"
#include "compiler.h"
svp_t *svp = NULL;
memcpy(svp->iram_rom + 0x800, Pico.rom + 0x800, 0x20000 - 0x800);
ssp1601_reset(&svp->ssp1601);
-#ifndef PSP
+#ifdef _SVP_DRC
if ((PicoOpt&POPT_EN_SVP_DRC) && svp_dyn_ready)
ssp1601_dyn_reset(&svp->ssp1601);
#endif
static void PicoSVPLine(void)
{
int count = 1;
-#if defined(ARM) || defined(PSP)
+#if defined(__arm__) || defined(PSP)
// performance hack
static int delay_lines = 0;
delay_lines++;
delay_lines = 0;
#endif
-#ifndef PSP
+#ifdef _SVP_DRC
if ((PicoOpt&POPT_EN_SVP_DRC) && svp_dyn_ready)
ssp1601_dyn_run(PicoSVPCycles * count);
else
void PicoSVPInit(void)
{
+#ifdef _SVP_DRC
+ // this is to unmap tcache and make
+ // mem available for large ROMs, MCD, etc.
+ drc_cmn_cleanup();
+#endif
+}
+
+static void PicoSVPExit(void)
+{
+#ifdef _SVP_DRC
+ ssp1601_dyn_exit();
+#endif
}
void PicoSVPStartup(void)
{
- void *tmp;
+ int ret;
elprintf(EL_STATUS, "SVP startup");
- tmp = realloc(Pico.rom, 0x200000 + sizeof(*svp));
- if (tmp == NULL)
- {
+ ret = PicoCartResize(Pico.romsize + sizeof(*svp));
+ if (ret != 0) {
elprintf(EL_STATUS|EL_SVP, "OOM for SVP data");
return;
}
- //PicoOpt &= ~0x20000;
- Pico.rom = tmp;
- svp = (void *) ((char *)tmp + 0x200000);
+ svp = (void *) ((char *)Pico.rom + Pico.romsize);
memset(svp, 0, sizeof(*svp));
// init SVP compiler
svp_dyn_ready = 0;
-#ifndef PSP
+#ifdef _SVP_DRC
if (PicoOpt & POPT_EN_SVP_DRC) {
if (ssp1601_dyn_startup())
return;
PicoDmaHook = PicoSVPDma;
PicoResetHook = PicoSVPReset;
PicoLineHook = PicoSVPLine;
+ PicoCartUnloadHook = PicoSVPExit;
// save state stuff
svp_states[0].ptr = svp->iram_rom;
PicoAHW |= PAHW_SVP;
}
-