#ifndef __SH2_H__\r
#define __SH2_H__\r
\r
+#if !defined(REGPARM) && defined(__i386__) \r
+#define REGPARM(x) __attribute__((regparm(x)))\r
+#else\r
+#define REGPARM(x)\r
+#endif\r
+\r
// registers - matches structure order\r
typedef enum {\r
SHR_R0 = 0, SHR_SP = 15,\r
SHR_GBR, SHR_VBR, SHR_MACH, SHR_MACL,\r
} sh2_reg_e;\r
\r
-typedef struct\r
+typedef struct SH2_\r
{\r
unsigned int r[16]; // 00\r
unsigned int pc; // 40\r
\r
// drc stuff\r
int drc_tmp; // 70\r
+ int irq_cycles;\r
+ void *p_bios; // convenience pointers\r
+ void *p_da;\r
+ void *p_sdram; // 80\r
+ void *p_rom;\r
+ unsigned int pdb_io_csum[2];\r
\r
// interpreter stuff\r
int icount; // cycles left in current timeslice\r
int pending_irl;\r
int pending_int_irq; // internal irq\r
int pending_int_vector;\r
- void (*irq_callback)(int id, int level);\r
+ int REGPARM(2) (*irq_callback)(struct SH2_ *sh2, int level);\r
int is_slave;\r
\r
unsigned int cycles_aim; // subtract sh2_icount to get global counter\r
int sh2_init(SH2 *sh2, int is_slave);\r
void sh2_finish(SH2 *sh2);\r
void sh2_reset(SH2 *sh2);\r
-void sh2_irl_irq(SH2 *sh2, int level);\r
+void sh2_irl_irq(SH2 *sh2, int level, int nested_call);\r
void sh2_internal_irq(SH2 *sh2, int level, int vector);\r
void sh2_do_irq(SH2 *sh2, int level, int vector);\r
+void sh2_pack(const SH2 *sh2, unsigned char *buff);\r
+void sh2_unpack(SH2 *sh2, const unsigned char *buff);\r
\r
void sh2_execute(SH2 *sh2, int cycles);\r
\r
+// regs, pending_int*, cycles, reserved\r
+#define SH2_STATE_SIZE ((24 + 2 + 2 + 12) * 4)\r
+\r
// pico memhandlers\r
// XXX: move somewhere else\r
-#if !defined(REGPARM) && defined(__i386__) \r
-#define REGPARM(x) __attribute__((regparm(x)))\r
-#else\r
-#define REGPARM(x)\r
-#endif\r
-\r
unsigned int REGPARM(2) p32x_sh2_read8(unsigned int a, SH2 *sh2);\r
unsigned int REGPARM(2) p32x_sh2_read16(unsigned int a, SH2 *sh2);\r
unsigned int REGPARM(2) p32x_sh2_read32(unsigned int a, SH2 *sh2);\r
-void REGPARM(3) p32x_sh2_write8(unsigned int a, unsigned int d, SH2 *sh2);\r
-void REGPARM(3) p32x_sh2_write16(unsigned int a, unsigned int d, SH2 *sh2);\r
-void REGPARM(3) p32x_sh2_write32(unsigned int a, unsigned int d, SH2 *sh2);\r
+int REGPARM(3) p32x_sh2_write8 (unsigned int a, unsigned int d, SH2 *sh2);\r
+int REGPARM(3) p32x_sh2_write16(unsigned int a, unsigned int d, SH2 *sh2);\r
+int REGPARM(3) p32x_sh2_write32(unsigned int a, unsigned int d, SH2 *sh2);\r
\r
#endif /* __SH2_H__ */\r