//
// MEMORY.H: Header file
//
+// All Jaguar related memory and I/O locations are contained in this file
+//
#ifndef __MEMORY_H__
#define __MEMORY_H__
-#include <stdio.h> // For FILE struct
#include "types.h"
-void MemoryInit(void);
-void MemoryDone(void);
-void memory_malloc_secure(void ** new_ptr, uint32 size, const char * info);
-//void * memory_malloc_secure2(uint32 size, const char * info);
-void * memory_malloc(uint32 size, const char * info);
-void memory_free(void * ptr);
-void memory_memoryUsage(FILE * fp);
+extern uint8 jagMemSpace[];
+
+extern uint8 * jaguarMainRAM;
+extern uint8 * jaguarMainROM;
+extern uint8 jaguarBootROM[];
+extern uint8 jaguarCDBootROM[];
+extern uint8 * gpuRAM;
+extern uint8 * dspRAM;
+extern uint16 & memcon1, & memcon2, & hc, & vc, & lph, & lpv;
+
+#if 1
+extern uint32 & butch, & dscntrl;
+extern uint16 & ds_data;
+extern uint32 & i2cntrl, & sbcntrl, & subdata, & subdatb, & sb_time, & fifo_data, & i2sdat2, & unknown;
+#else
+extern uint32 butch, dscntrl, ds_data, i2cntrl, sbcntrl, subdata, subdatb, sb_time, fifo_data, i2sdat2, unknown;
#endif
+
+extern uint32 obData, olp, obf, vmode, bord1, bord2, hp, hbb, hbe, hs, hvs,
+ hdb1, hdb2, hde, vp, vbb, vbe, vs, vdb, vde, veb, vee, vi, pit0, pit1, heq, bg, int1, int2, clut, lbuf,
+ g_flags, g_mtxc, g_mtxa, g_end, g_pc, g_ctrl, g_hidata, g_remain, g_divctrl,
+ a1_base, a1_pixel, a1_flags, a1_clip, a1_step, a1_fstep, a1_fpixel, a1_inc, a1_finc,
+ a2_base, a2_flags, a2_pixel, a2_mask, a2_step, b_cmd, b_count, b_srcd, b_dstd, b_dstz, b_srcz1, b_srcz2,
+ b_patd, b_iinc, b_zinc, b_stop, b_i3, b_i2, b_i1, b_i0, b_z3, b_z2, b_z1, b_z0,
+ jpit1, jpit2, jpit3, jpit4, clk1, clk2, clk3, j_int, asidata, asistat, asictrl, asiclk, joystick,
+ joybuts, d_flags, d_mtxc, d_mtxa, d_end, d_pc, d_ctrl, d_mod, d_remain, d_divctrl, d_machi,
+ ltxd, rtxd, sstat, sclk, smode;
+
+// Read/write tracing enumeration
+
+enum { UNKNOWN, JAGUAR, DSP, GPU, TOM, JERRY, M68K, BLITTER, OP };
+extern const char * whoName[9];
+
+// Some handy macros to help converting native endian to big endian (jaguar native)
+// & vice versa
+
+#define SET64(r, a, v) r[(a)] = ((v) & 0xFF00000000000000) >> 56, r[(a)+1] = ((v) & 0x00FF000000000000) >> 48, \
+ r[(a)+2] = ((v) & 0x0000FF0000000000) >> 40, r[(a)+3] = ((v) & 0x000000FF00000000) >> 32, \
+ r[(a)+4] = ((v) & 0xFF000000) >> 24, r[(a)+5] = ((v) & 0x00FF0000) >> 16, \
+ r[(a)+6] = ((v) & 0x0000FF00) >> 8, r[(a)+7] = (v) & 0x000000FF
+#define GET64(r, a) (((uint64)r[(a)] << 56) | ((uint64)r[(a)+1] << 48) | \
+ ((uint64)r[(a)+2] << 40) | ((uint64)r[(a)+3] << 32) | \
+ ((uint64)r[(a)+4] << 24) | ((uint64)r[(a)+5] << 16) | \
+ ((uint64)r[(a)+6] << 8) | (uint64)r[(a)+7])
+#define SET32(r, a, v) r[(a)] = ((v) & 0xFF000000) >> 24, r[(a)+1] = ((v) & 0x00FF0000) >> 16, \
+ r[(a)+2] = ((v) & 0x0000FF00) >> 8, r[(a)+3] = (v) & 0x000000FF
+#define GET32(r, a) ((r[(a)] << 24) | (r[(a)+1] << 16) | (r[(a)+2] << 8) | r[(a)+3])
+#define SET16(r, a, v) r[(a)] = ((v) & 0xFF00) >> 8, r[(a)+1] = (v) & 0xFF
+#define GET16(r, a) ((r[(a)] << 8) | r[(a)+1])
+
+// This is GCC specific, but we can fix that if we need to...
+// Big plus of this approach is that these compile down to single instructions on little
+// endian machines while one big endian machines we don't have any overhead. :-)
+
+#include <byteswap.h>
+#include <endian.h>
+
+#if __BYTE_ORDER == __LITTLE_ENDIAN
+ #define ESAFE16(x) bswap_16(x)
+ #define ESAFE32(x) bswap_32(x)
+ #define ESAFE64(x) bswap_64(x)
+#else
+ #define ESAFE16(x) (x)
+ #define ESAFE32(x) (x)
+ #define ESAFE64(x) (x)
+#endif
+
+#endif // __MEMORY_H__
projects / virtualjaguar / blobdiff