inital commit

2026-07-12 15:06:31 -05:00
commit 75f1616cb3
77 changed files with 75469 additions and 0 deletions
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+#ifndef SCE_LIBDMA_H
+#define SCE_LIBDMA_H
+
+#include "typedefs.h"
+
+typedef struct {
+    u_char  sts;
+    u_char  std;
+    u_char  mfd;
+    u_char  rcycle;
+    u_short express;
+    u_short notify;
+    u_short sqwc;
+    u_short tqwc;
+    void    *rbadr;
+    u_int   rbmsk;
+} sceDmaEnv;
+
+typedef struct {
+    unsigned DIR: 1;
+    unsigned p0 : 1;
+    unsigned MOD: 2;
+    unsigned ASP: 2;
+    unsigned TTE: 1;
+    unsigned TIE: 1;
+    unsigned STR: 1;
+    unsigned p1 : 7;
+    unsigned TAG:16;
+} tD_CHCR;
+
+typedef struct _sceDmaTag {
+    u_short             qwc;
+    u_char              mark;
+    u_char              id;
+    struct _sceDmaTag   *next;
+    u_int               p[2];
+} sceDmaTag __attribute__ ((aligned(16)));
+
+typedef struct {
+             tD_CHCR     chcr;   u_int   p0[3];
+    volatile void        *madr;  u_int   p1[3];
+    volatile u_int       qwc;    u_int   p2[3];
+    volatile sceDmaTag   *tadr;  u_int   p3[3];
+    volatile void        *as0;   u_int   p4[3];
+    volatile void        *as1;   u_int   p5[3];
+             u_int       p6[4];
+             u_int       p7[4];
+    volatile void        *sadr;  u_int   p8[3];
+} sceDmaChan;
+
+#define settag(t,i,a,q) (t)->id=(i),(t)->next=(sceDmaTag *)(a),(t)->qwc=(u_short)(q)
+
+inline static void *sceDmaAddRef(sceDmaTag **tag, int qwc, void *addr)
+{
+    settag(*tag,0x30,addr,qwc);
+    (*tag)++;
+    return(addr);
+}
+
+inline static void *sceDmaAddEnd(sceDmaTag **tag, int qwc, void *addr)
+{
+    void *ret;
+    settag(*tag,0x70,addr,qwc);
+    ret = *tag+1;
+    (*tag) += qwc+1;
+    return(ret);
+}
+
+int sceDmaReset(int mode);
+sceDmaEnv *sceDmaGetEnv(sceDmaEnv *env);
+int sceDmaPutEnv(sceDmaEnv *env);
+sceDmaChan *sceDmaGetChan(int id);
+void sceDmaSend(sceDmaChan *d, void *tag);
+int sceDmaSync(sceDmaChan *d, int mode, int timeout);
+
+
+#endif // SCE_LIBDMA_H