CHD support from libretro's fork. (#188)

[pcsx_rearmed.git] / libpcsxcore / cdrom.c

diff --git a/libpcsxcore/cdrom.c b/libpcsxcore/cdrom.c
index 556b512..a725efa 100644 (file)
--- a/libpcsxcore/cdrom.c
+++ b/libpcsxcore/cdrom.c
@@ -24,6 +24,7 @@
 #include "cdrom.h"
 #include "ppf.h"
 #include "psxdma.h"
+#include "arm_features.h"
 
 /* logging */
 #if 0
@@ -538,6 +539,7 @@ void cdrInterrupt() {
        int start_rotating = 0;
        int error = 0;
        int delay;
+       unsigned int seekTime = 0;
 
        // Reschedule IRQ
        if (cdr.Stat) {
@@ -908,6 +910,8 @@ void cdrInterrupt() {
                case CdlReadN:
                case CdlReadS:
                        if (cdr.SetlocPending) {
+                               seekTime = abs(msf2sec(cdr.SetSectorPlay) - msf2sec(cdr.SetSector)) * (cdReadTime / 200);
+                               if(seekTime > 1000000) seekTime = 1000000;
                                memcpy(cdr.SetSectorPlay, cdr.SetSector, 4);
                                cdr.SetlocPending = 0;
                        }
@@ -947,7 +951,7 @@ void cdrInterrupt() {
                                // - fix cutscene speech (startup)
 
                                // ??? - use more accurate seek time later
-                               CDREAD_INT((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1);
+                               CDREAD_INT(((cdr.Mode & 0x80) ? (cdReadTime / 2) : cdReadTime * 1) + seekTime);
                        } else {
                                cdr.StatP |= STATUS_READ;
                                cdr.StatP &= ~STATUS_SEEK;
@@ -1006,7 +1010,7 @@ finish:
 #endif
 }
 
-#ifdef __ARM_ARCH_7A__
+#ifdef HAVE_ARMV7
  #define ssat32_to_16(v) \
   asm("ssat %0,#16,%1" : "=r" (v) : "r" (v))
 #else
@@ -1497,7 +1501,9 @@ int cdrFreeze(void *f, int Mode) {
                pTransfer = cdr.Transfer + tmp;
 
                // read right sub data
-               memcpy(tmpp, cdr.Prev, 3);
+               tmpp[0] = btoi(cdr.Prev[0]);
+               tmpp[1] = btoi(cdr.Prev[1]);
+               tmpp[2] = btoi(cdr.Prev[2]);
                cdr.Prev[0]++;
                ReadTrack(tmpp);