allow compiling without 32x and sms code

git-svn-id: file:///home/notaz/opt/svn/PicoDrive@877 be3aeb3a-fb24-0410-a615-afba39da0efa

cpu/debug.c

@@ -188,10 +188,11 @@ enum cmd_ret_e {
 
 static int do_print(struct pdb_cpu *cpu, const char *args)
 {
-  int i;
   elprintf(EL_STATUS, "cpu %d (%s)", cpu->id, cpu->name);
+#ifndef NO_32X
   if (cpu->type == PDBCT_SH2) {
     SH2 *sh2 = cpu->context;
+    int i;
     printf("PC,SR %08x,     %03x\n", sh2->pc, sh2->sr & 0x3ff);
     for (i = 0; i < 16/2; i++)
       printf("R%d,%2d %08x,%08x\n", i, i + 8, sh2->r[i], sh2->r[i + 8]);
@@ -200,6 +201,7 @@ static int do_print(struct pdb_cpu *cpu, const char *args)
       Pico32x.sh2irq_mask[sh2->is_slave]);
     printf("cycles %d/%d (%d)\n", sh2->cycles_done, sh2->cycles_aim, (signed int)sh2->sr >> 12);
   }
+#endif
   return CMDRET_DONE;
 }
 

pico/32x/32x.c

@@ -4,9 +4,6 @@
 struct Pico32x Pico32x;
 SH2 sh2s[2];
 
-int p32x_msh2_multiplier = MSH2_MULTI_DEFAULT;
-int p32x_ssh2_multiplier = SSH2_MULTI_DEFAULT;
-
 static int REGPARM(2) sh2_irq_cb(SH2 *sh2, int level)
 {
   if (sh2->pending_irl > sh2->pending_int_irq) {

pico/debug.c

@@ -56,6 +56,7 @@ char *PDebugMain(void)
 
 char *PDebug32x(void)
 {
+#ifndef NO_32X
   char *dstrp = dstr;
   unsigned short *r;
   int i;
@@ -85,6 +86,9 @@ char *PDebug32x(void)
   sprintf(dstrp, "gb,vb %08x,%08x %08x,%08x\n", sh2_gbr(0), sh2_vbr(0), sh2_gbr(1), sh2_vbr(1)); MVP;
   sprintf(dstrp, "IRQs/mask:        %02x/%02x             %02x/%02x\n",
     Pico32x.sh2irqi[0], Pico32x.sh2irq_mask[0], Pico32x.sh2irqi[1], Pico32x.sh2irq_mask[1]); MVP;
+#else
+  dstr[0] = 0;
+#endif
 
   return dstr;
 }
@@ -329,6 +333,7 @@ void PDebugDumpMem(void)
     dump_ram_noswab(Pico_mcd->bram,   "dumps/bram.bin");
   }
 
+#ifndef NO_32X
   if (PicoAHW & PAHW_32X)
   {
     dump_ram(Pico32xMem->sdram, "dumps/sdram.bin");
@@ -338,6 +343,7 @@ void PDebugDumpMem(void)
     dump_ram(Pico32xMem->data_array[0], "dumps/data_array0.bin");
     dump_ram(Pico32xMem->data_array[1], "dumps/data_array1.bin");
   }
+#endif
 }
 
 void PDebugZ80Frame(void)

pico/memory.c

@@ -1058,6 +1058,14 @@ void ym2612_unpack_state(void)
   elprintf(EL_YMTIMER, "load: %i/%i, timer_b_next_oflow %i", tbt>>16, tbc>>16, timer_b_next_oflow >> 8);
 }
 
+#if defined(NO_32X) && defined(_ASM_MEMORY_C)
+// referenced by asm code
+u32 PicoRead8_32x(u32 a) { return 0; }
+u32 PicoRead16_32x(u32 a) { return 0; }
+void PicoWrite8_32x(u32 a, u32 d) {}
+void PicoWrite16_32x(u32 a, u32 d) {}
+#endif
+
 // -----------------------------------------------------------------
 //                        z80 memhandlers
 

pico/pico.c

@@ -23,6 +23,9 @@ struct PicoSRAM SRam;
 int emustatus;         // rapid_ym2612, multi_ym_updates
 int scanlines_total;
 
+int p32x_msh2_multiplier = MSH2_MULTI_DEFAULT;
+int p32x_ssh2_multiplier = SSH2_MULTI_DEFAULT;
+
 void (*PicoWriteSound)(int len) = NULL; // called at the best time to send sound buffer (PsndOut) to hardware
 void (*PicoResetHook)(void) = NULL;
 void (*PicoLineHook)(void) = NULL;

pico/pico.h

@@ -101,7 +101,7 @@ extern void (*PicoMCDopenTray)(void);
 extern void (*PicoMCDcloseTray)(void);
 extern int PicoCDBuffers;
 
-// Pico/Pico.c
+// pico.c
 #define XPCM_BUFFER_SIZE (320+160)
 typedef struct
 {
@@ -209,7 +209,7 @@ extern unsigned char  *PicoDraw2FB;  // buffer for fast renderer in format (8+32
 extern unsigned short *PicoCramHigh; // pointer to CRAM buff (0x40 shorts), converted to native device color (works only with 16bit for now)
 extern void (*PicoPrepareCram)();    // prepares PicoCramHigh for renderer to use
 
-// 32x/32x.c
+// pico.c (32x)
 // multipliers against 68k clock
 extern int p32x_msh2_multiplier;
 extern int p32x_ssh2_multiplier;

pico/pico_int.h

@@ -684,14 +684,24 @@ PICO_INTERNAL void PsndGetSamplesMS(void);
 extern int PsndDacLine;
 
 // sms.c
+#ifndef NO_SMS
 void PicoPowerMS(void);
 void PicoResetMS(void);
 void PicoMemSetupMS(void);
 void PicoStateLoadedMS(void);
 void PicoFrameMS(void);
 void PicoFrameDrawOnlyMS(void);
+#else
+#define PicoPowerMS()
+#define PicoResetMS()
+#define PicoMemSetupMS()
+#define PicoStateLoadedMS()
+#define PicoFrameMS()
+#define PicoFrameDrawOnlyMS()
+#endif
 
 // 32x/32x.c
+#ifndef NO_32X
 extern struct Pico32x Pico32x;
 void Pico32xInit(void);
 void PicoPower32x(void);
@@ -731,6 +741,18 @@ void p32x_pwm_update(int *buf32, int length, int stereo);
 void p32x_timers_do(int line_call);
 void p32x_timers_recalc(void);
 extern int pwm_frame_smp_cnt;
+#else
+#define Pico32xInit()
+#define PicoPower32x()
+#define PicoReset32x()
+#define PicoFrame32x()
+#define PicoUnload32x()
+#define Pico32xStateLoaded()
+#define PicoDraw32xSetFrameMode(...)
+#define FinalizeLine32xRGB555 NULL
+#define p32x_pwm_update(...)
+#define p32x_timers_recalc()
+#endif
 
 /* avoid dependency on newer glibc */
 static __inline int isspace_(int c)

pico/state.c

@@ -308,6 +308,7 @@ static int state_save(void *file)
       wram_2M_to_1M(Pico_mcd->word_ram2M);
   }
 
+#ifndef NO_32X
   if (PicoAHW & PAHW_32X)
   {
     unsigned char cpubuff[SH2_STATE_SIZE];
@@ -332,6 +333,7 @@ static int state_save(void *file)
     CHECKED_WRITE_BUFF(CHUNK_DRAM,      Pico32xMem->dram);
     CHECKED_WRITE_BUFF(CHUNK_32XPAL,    Pico32xMem->pal);
   }
+#endif
 
   if (carthw_chunks != NULL)
   {
@@ -451,6 +453,7 @@ static int state_load(void *file)
       case CHUNK_MISC_CD:  CHECKED_READ_BUFF(Pico_mcd->m); break;
 
       // 32x stuff
+#ifndef NO_32X
       case CHUNK_MSH2:
         CHECKED_READ_BUFF(buff_sh2);
         sh2_unpack(&sh2s[0], buff_sh2);
@@ -472,7 +475,7 @@ static int state_load(void *file)
       case CHUNK_SDRAM:       CHECKED_READ_BUFF(Pico32xMem->sdram); break;
       case CHUNK_DRAM:        CHECKED_READ_BUFF(Pico32xMem->dram); break;
       case CHUNK_32XPAL:      CHECKED_READ_BUFF(Pico32xMem->pal); break;
-
+#endif
       default:
         if (carthw_chunks != NULL)
         {
@@ -546,6 +549,7 @@ static int state_load_gfx(void *file)
       case CHUNK_VSRAM: CHECKED_READ_BUFF(Pico.vsram); found++; break;
       case CHUNK_VIDEO: CHECKED_READ_BUFF(Pico.video); found++; break;
 
+#ifndef NO_32X
       case CHUNK_DRAM:
         if (Pico32xMem != NULL)
           CHECKED_READ_BUFF(Pico32xMem->dram);
@@ -560,7 +564,7 @@ static int state_load_gfx(void *file)
       case CHUNK_32XSYS:
         CHECKED_READ_BUFF(Pico32x);
         break;
-
+#endif
       default:
         areaSeek(file, len, SEEK_CUR);
         break;
@@ -652,11 +656,13 @@ void *PicoTmpStateSave(void)
   memcpy(t->vsram, Pico.vsram, sizeof(Pico.vsram));
   memcpy(&t->video, &Pico.video, sizeof(Pico.video));
 
+#ifndef NO_32X
   if (PicoAHW & PAHW_32X) {
     memcpy(&t->t32x.p32x, &Pico32x, sizeof(Pico32x));
     memcpy(t->t32x.dram, Pico32xMem->dram, sizeof(Pico32xMem->dram));
     memcpy(t->t32x.pal, Pico32xMem->pal, sizeof(Pico32xMem->pal));
   }
+#endif
 
   return t;
 }
@@ -673,12 +679,14 @@ void PicoTmpStateRestore(void *data)
   memcpy(&Pico.video, &t->video, sizeof(Pico.video));
   Pico.m.dirtyPal = 1;
 
+#ifndef NO_32X
   if (PicoAHW & PAHW_32X) {
     memcpy(&Pico32x, &t->t32x.p32x, sizeof(Pico32x));
     memcpy(Pico32xMem->dram, t->t32x.dram, sizeof(Pico32xMem->dram));
     memcpy(Pico32xMem->pal, t->t32x.pal, sizeof(Pico32xMem->pal));
     Pico32x.dirty_pal = 1;
   }
+#endif
 }
 
 // vim:shiftwidth=2:expandtab

platform/common/common.mak

@@ -26,14 +26,24 @@ endif
 # === Pico core ===
 # Pico
 OBJS += pico/state.o pico/cart.o pico/memory.o pico/pico.o pico/sek.o pico/z80if.o \
-	pico/videoport.o pico/draw2.o pico/draw.o pico/mode4.o pico/sms.o \
+	pico/videoport.o pico/draw2.o pico/draw.o pico/mode4.o \
 	pico/misc.o pico/eeprom.o pico/patch.o pico/debug.o
+# SMS
+ifneq "$(no_sms)" "1"
+OBJS += pico/sms.o
+else
+DEFINES += NO_SMS
+endif
 # CD
 OBJS += pico/cd/pico.o pico/cd/memory.o pico/cd/sek.o pico/cd/LC89510.o \
 	pico/cd/cd_sys.o pico/cd/cd_file.o pico/cd/cue.o pico/cd/gfx_cd.o \
 	pico/cd/misc.o pico/cd/pcm.o pico/cd/buffering.o
 # 32X
+ifneq "$(no_32x)" "1"
 OBJS += pico/32x/32x.o pico/32x/memory.o pico/32x/draw.o pico/32x/pwm.o
+else
+DEFINES += NO_32X
+endif
 # Pico
 OBJS += pico/pico/pico.o pico/pico/memory.o pico/pico/xpcm.o
 # carthw
@@ -73,8 +83,9 @@ OBJS += cpu/cz80/cz80.o
 endif
 
 # --- SH2 ---
-OBJS += cpu/sh2/sh2.o
 OBJS += cpu/drc/cmn.o
+ifneq "$(no_32x)" "1"
+OBJS += cpu/sh2/sh2.o
 #
 ifeq "$(use_sh2drc)" "1"
 DEFINES += DRC_SH2
@@ -89,11 +100,12 @@ ifeq "$(drc_debug_interp)" "1"
 DEFINES += DRC_DEBUG_INTERP
 use_sh2mame = 1
 endif
-endif
+endif # use_sh2drc
 #
 ifeq "$(use_sh2mame)" "1"
 OBJS += cpu/sh2/mame/sh2pico.o
 endif
+endif # !no_32x
 
 
 DIRS += platform platform/common pico pico/cd pico/pico pico/32x pico/sound pico/carthw/svp \

platform/common/emu.c

@@ -453,11 +453,14 @@ static void shutdown_MCD(void)
 
 static void system_announce(void)
 {
-	const char *sys_name, *tv_standard;
+	const char *sys_name, *tv_standard, *extra = "";
 	int fps;
 
 	if (PicoAHW & PAHW_SMS) {
 		sys_name = "Master System";
+#ifdef NO_SMS
+		extra = " [no support]";
+#endif
 	} else if (PicoAHW & PAHW_PICO) {
 		sys_name = "Pico";
 	} else if (PicoAHW & PAHW_MCD) {
@@ -474,7 +477,7 @@ static void system_announce(void)
 	tv_standard = Pico.m.pal ? "PAL" : "NTSC";
 	fps = Pico.m.pal ? 50 : 60;
 
-	emu_status_msg("%s %s / %dFPS", tv_standard, sys_name, fps);
+	emu_status_msg("%s %s / %dFPS%s", tv_standard, sys_name, fps, extra);
 }
 
 // note: this function might mangle rom_fname