1 #include "../../PicoInt.h"
5 static void PicoSVPReset(void)
7 elprintf(EL_SVP, "SVP reset");
9 ssp1601_reset(&svp->ssp1601);
13 static void PicoSVPLine(void)
16 // OSC_NTSC / 3.0 / 60.0 / 262.0 ~= 1139
17 // OSC_PAL / 3.0 / 50.0 / 312.0 ~= 1137
23 static int PicoSVPDma(unsigned int source, unsigned short **srcp, unsigned short **limitp)
25 if ((source & 0xfe0000) == 0x300000)
27 elprintf(EL_VDPDMA|EL_SVP, "SVP DmaSlow from %06x", source);
29 *srcp = (unsigned short *)(svp->ram + source);
30 *limitp = (unsigned short *)(svp->ram + sizeof(svp->ram));
38 void PicoSVPInit(void)
42 elprintf(EL_SVP, "SVP init");
44 tmp = realloc(Pico.rom, 0x200000 + sizeof(*svp));
47 elprintf(EL_STATUS|EL_SVP, "OOM for SVP data");
52 svp = (void *) ((char *)tmp + 0x200000);
53 memset(svp, 0, sizeof(*svp));
55 // init ok, setup hooks..
56 PicoRead16Hook = PicoSVPRead16;
57 PicoWrite8Hook = PicoSVPWrite8;
58 PicoWrite16Hook = PicoSVPWrite16;
59 PicoDmaHook = PicoSVPDma;
60 PicoResetHook = PicoSVPReset;
61 PicoLineHook = PicoSVPLine;