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-rw-r--r--src/Makefile132
-rw-r--r--src/gfx.c2
-rw-r--r--src/main.c16
-rw-r--r--src/memmenu.c56
-rw-r--r--src/spec.c315
-rw-r--r--src/spec.h15
6 files changed, 358 insertions, 178 deletions
diff --git a/src/Makefile b/src/Makefile
index 347c5d0..179602c 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -18,7 +18,7 @@
#
# -------------------------------------------------------------------------
#
-# $Id: Makefile,v 1.2 2003-12-24 18:19:00 ianc Exp $
+# $Id: Makefile,v 1.3 2004-01-04 23:28:26 ianc Exp $
#
@@ -69,133 +69,3 @@ depend:
cd z80; make depend ; cd ..
# DO NOT DELETE THIS LINE -- make depend depends on it
-
-main.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-main.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-main.o: /usr/include/stdio.h /usr/local/include/SDL/SDL.h
-main.o: /usr/local/include/SDL/SDL_main.h /usr/local/include/SDL/SDL_types.h
-main.o: /usr/local/include/SDL/SDL_getenv.h
-main.o: /usr/local/include/SDL/SDL_error.h
-main.o: /usr/local/include/SDL/begin_code.h
-main.o: /usr/local/include/SDL/close_code.h
-main.o: /usr/local/include/SDL/SDL_rwops.h /usr/local/include/SDL/SDL_timer.h
-main.o: /usr/local/include/SDL/SDL_audio.h
-main.o: /usr/local/include/SDL/SDL_byteorder.h
-main.o: /usr/local/include/SDL/SDL_cdrom.h
-main.o: /usr/local/include/SDL/SDL_joystick.h
-main.o: /usr/local/include/SDL/SDL_events.h
-main.o: /usr/local/include/SDL/SDL_active.h
-main.o: /usr/local/include/SDL/SDL_keyboard.h
-main.o: /usr/local/include/SDL/SDL_keysym.h
-main.o: /usr/local/include/SDL/SDL_mouse.h /usr/local/include/SDL/SDL_video.h
-main.o: /usr/local/include/SDL/SDL_mutex.h /usr/local/include/SDL/SDL_quit.h
-main.o: /usr/local/include/SDL/SDL_version.h z80/z80.h spec.h gfx.h gui.h
-main.o: memmenu.h config.h exit.h
-spec.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-spec.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-spec.o: /usr/include/stdio.h /usr/include/string.h /usr/include/strings.h
-spec.o: spec.h z80/z80.h /usr/local/include/SDL/SDL.h
-spec.o: /usr/local/include/SDL/SDL_main.h /usr/local/include/SDL/SDL_types.h
-spec.o: /usr/local/include/SDL/SDL_getenv.h
-spec.o: /usr/local/include/SDL/SDL_error.h
-spec.o: /usr/local/include/SDL/begin_code.h
-spec.o: /usr/local/include/SDL/close_code.h
-spec.o: /usr/local/include/SDL/SDL_rwops.h /usr/local/include/SDL/SDL_timer.h
-spec.o: /usr/local/include/SDL/SDL_audio.h
-spec.o: /usr/local/include/SDL/SDL_byteorder.h
-spec.o: /usr/local/include/SDL/SDL_cdrom.h
-spec.o: /usr/local/include/SDL/SDL_joystick.h
-spec.o: /usr/local/include/SDL/SDL_events.h
-spec.o: /usr/local/include/SDL/SDL_active.h
-spec.o: /usr/local/include/SDL/SDL_keyboard.h
-spec.o: /usr/local/include/SDL/SDL_keysym.h
-spec.o: /usr/local/include/SDL/SDL_mouse.h /usr/local/include/SDL/SDL_video.h
-spec.o: /usr/local/include/SDL/SDL_mutex.h /usr/local/include/SDL/SDL_quit.h
-spec.o: /usr/local/include/SDL/SDL_version.h gfx.h gui.h config.h exit.h
-config.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-config.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-config.o: /usr/include/stdio.h /usr/include/string.h /usr/include/strings.h
-config.o: exit.h config.h
-gfx.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-gfx.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-gfx.o: /usr/include/stdio.h /usr/include/string.h /usr/include/strings.h
-gfx.o: /usr/include/stdarg.h gfx.h /usr/local/include/SDL/SDL.h
-gfx.o: /usr/local/include/SDL/SDL_main.h /usr/local/include/SDL/SDL_types.h
-gfx.o: /usr/local/include/SDL/SDL_getenv.h /usr/local/include/SDL/SDL_error.h
-gfx.o: /usr/local/include/SDL/begin_code.h
-gfx.o: /usr/local/include/SDL/close_code.h /usr/local/include/SDL/SDL_rwops.h
-gfx.o: /usr/local/include/SDL/SDL_timer.h /usr/local/include/SDL/SDL_audio.h
-gfx.o: /usr/local/include/SDL/SDL_byteorder.h
-gfx.o: /usr/local/include/SDL/SDL_cdrom.h
-gfx.o: /usr/local/include/SDL/SDL_joystick.h
-gfx.o: /usr/local/include/SDL/SDL_events.h
-gfx.o: /usr/local/include/SDL/SDL_active.h
-gfx.o: /usr/local/include/SDL/SDL_keyboard.h
-gfx.o: /usr/local/include/SDL/SDL_keysym.h /usr/local/include/SDL/SDL_mouse.h
-gfx.o: /usr/local/include/SDL/SDL_video.h /usr/local/include/SDL/SDL_mutex.h
-gfx.o: /usr/local/include/SDL/SDL_quit.h /usr/local/include/SDL/SDL_version.h
-gfx.o: exit.h config.h font.h
-gui.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-gui.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-gui.o: /usr/include/stdio.h /usr/include/string.h /usr/include/strings.h
-gui.o: /usr/include/stdarg.h /usr/include/ctype.h /usr/include/runetype.h
-gui.o: gui.h /usr/local/include/SDL/SDL.h /usr/local/include/SDL/SDL_main.h
-gui.o: /usr/local/include/SDL/SDL_types.h /usr/local/include/SDL/SDL_getenv.h
-gui.o: /usr/local/include/SDL/SDL_error.h /usr/local/include/SDL/begin_code.h
-gui.o: /usr/local/include/SDL/close_code.h /usr/local/include/SDL/SDL_rwops.h
-gui.o: /usr/local/include/SDL/SDL_timer.h /usr/local/include/SDL/SDL_audio.h
-gui.o: /usr/local/include/SDL/SDL_byteorder.h
-gui.o: /usr/local/include/SDL/SDL_cdrom.h
-gui.o: /usr/local/include/SDL/SDL_joystick.h
-gui.o: /usr/local/include/SDL/SDL_events.h
-gui.o: /usr/local/include/SDL/SDL_active.h
-gui.o: /usr/local/include/SDL/SDL_keyboard.h
-gui.o: /usr/local/include/SDL/SDL_keysym.h /usr/local/include/SDL/SDL_mouse.h
-gui.o: /usr/local/include/SDL/SDL_video.h /usr/local/include/SDL/SDL_mutex.h
-gui.o: /usr/local/include/SDL/SDL_quit.h /usr/local/include/SDL/SDL_version.h
-gui.o: gfx.h exit.h
-memmenu.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-memmenu.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-memmenu.o: /usr/include/string.h /usr/include/strings.h memmenu.h z80/z80.h
-memmenu.o: spec.h /usr/local/include/SDL/SDL.h
-memmenu.o: /usr/local/include/SDL/SDL_main.h
-memmenu.o: /usr/local/include/SDL/SDL_types.h
-memmenu.o: /usr/local/include/SDL/SDL_getenv.h
-memmenu.o: /usr/local/include/SDL/SDL_error.h
-memmenu.o: /usr/local/include/SDL/begin_code.h
-memmenu.o: /usr/local/include/SDL/close_code.h
-memmenu.o: /usr/local/include/SDL/SDL_rwops.h /usr/include/stdio.h
-memmenu.o: /usr/local/include/SDL/SDL_timer.h
-memmenu.o: /usr/local/include/SDL/SDL_audio.h
-memmenu.o: /usr/local/include/SDL/SDL_byteorder.h
-memmenu.o: /usr/local/include/SDL/SDL_cdrom.h
-memmenu.o: /usr/local/include/SDL/SDL_joystick.h
-memmenu.o: /usr/local/include/SDL/SDL_events.h
-memmenu.o: /usr/local/include/SDL/SDL_active.h
-memmenu.o: /usr/local/include/SDL/SDL_keyboard.h
-memmenu.o: /usr/local/include/SDL/SDL_keysym.h
-memmenu.o: /usr/local/include/SDL/SDL_mouse.h
-memmenu.o: /usr/local/include/SDL/SDL_video.h
-memmenu.o: /usr/local/include/SDL/SDL_mutex.h
-memmenu.o: /usr/local/include/SDL/SDL_quit.h
-memmenu.o: /usr/local/include/SDL/SDL_version.h gfx.h gui.h
-exit.o: /usr/include/stdlib.h /usr/include/sys/cdefs.h
-exit.o: /usr/include/sys/_types.h /usr/include/machine/_types.h
-exit.o: /usr/include/stdarg.h exit.h /usr/local/include/SDL/SDL.h
-exit.o: /usr/local/include/SDL/SDL_main.h /usr/local/include/SDL/SDL_types.h
-exit.o: /usr/local/include/SDL/SDL_getenv.h
-exit.o: /usr/local/include/SDL/SDL_error.h
-exit.o: /usr/local/include/SDL/begin_code.h
-exit.o: /usr/local/include/SDL/close_code.h
-exit.o: /usr/local/include/SDL/SDL_rwops.h /usr/include/stdio.h
-exit.o: /usr/local/include/SDL/SDL_timer.h /usr/local/include/SDL/SDL_audio.h
-exit.o: /usr/local/include/SDL/SDL_byteorder.h
-exit.o: /usr/local/include/SDL/SDL_cdrom.h
-exit.o: /usr/local/include/SDL/SDL_joystick.h
-exit.o: /usr/local/include/SDL/SDL_events.h
-exit.o: /usr/local/include/SDL/SDL_active.h
-exit.o: /usr/local/include/SDL/SDL_keyboard.h
-exit.o: /usr/local/include/SDL/SDL_keysym.h
-exit.o: /usr/local/include/SDL/SDL_mouse.h /usr/local/include/SDL/SDL_video.h
-exit.o: /usr/local/include/SDL/SDL_mutex.h /usr/local/include/SDL/SDL_quit.h
-exit.o: /usr/local/include/SDL/SDL_version.h
diff --git a/src/gfx.c b/src/gfx.c
index 739b876..a2d1623 100644
--- a/src/gfx.c
+++ b/src/gfx.c
@@ -190,6 +190,8 @@ void GFXInit(void)
SDL_ShowCursor(SDL_DISABLE);
SDL_WM_SetCaption("eSPEC","eSPEC");
+
+ atexit(SDL_Quit);
}
diff --git a/src/main.c b/src/main.c
index c97aab3..ce331f5 100644
--- a/src/main.c
+++ b/src/main.c
@@ -77,7 +77,7 @@ int main(int argc, char *argv[])
SPECWritePort,
SPECReadPort,
SPECReadForDisassem,
- NULL);
+ SPECGetLabel);
GFXInit();
@@ -95,13 +95,11 @@ int main(int argc, char *argv[])
Z80GetState(z80,&s1);
Z80SingleStep(z80);
-
Z80GetState(z80,&s2);
- if (s2.PC>0x3fff)
+ if (s2.PC==0)
{
- printf("PC > 0x3fff - from 0x%4.4x\n",s1.PC);
- return 0;
+ printf("PC zero - prev %4.4x\n",s1.PC);
}
if (trace)
@@ -115,17 +113,17 @@ int main(int argc, char *argv[])
switch (e->key.keysym.sym)
{
case SDLK_ESCAPE:
- if (e->key.state==SDL_RELEASED)
+ if (e->key.state==SDL_PRESSED)
quit=TRUE;
break;
case SDLK_F11:
- if (e->key.state==SDL_RELEASED)
+ if (e->key.state==SDL_PRESSED)
MemoryMenu(z80);
break;
case SDLK_F12:
- if (e->key.state==SDL_RELEASED)
+ if (e->key.state==SDL_PRESSED)
trace=!trace;
break;
@@ -136,8 +134,6 @@ int main(int argc, char *argv[])
}
}
- SDL_Quit();
-
return EXIT_SUCCESS;
}
diff --git a/src/memmenu.c b/src/memmenu.c
index 516bd36..9e1726b 100644
--- a/src/memmenu.c
+++ b/src/memmenu.c
@@ -26,6 +26,7 @@
static const char ident[]="$Id$";
#include <stdlib.h>
+#include <stdio.h>
#include <string.h>
#include <ctype.h>
@@ -66,7 +67,8 @@ static void DisplayMenu(void)
static const char *menu[]=
{
"1. Disassemble/Hex dump",
- "2. Return ",
+ "2. Disassemble to file ",
+ "3. Return ",
NULL
};
@@ -145,12 +147,12 @@ static Z80Word Address(Z80 *z80, const char *p)
}
-static int EnterAddress(Z80 *z80, Z80Word *w)
+static int EnterAddress(const char *prompt, Z80 *z80, Z80Word *w)
{
unsigned long ul;
const char *p;
- p=GUIInputString("Address?","");
+ p=GUIInputString(prompt ? prompt : "Address?","");
if (*p)
{
@@ -254,7 +256,7 @@ static void DoDisassem(Z80 *z80, const Z80State *s)
case SDLK_RETURN:
case SDLK_KP_ENTER:
- EnterAddress(z80,&pc);
+ EnterAddress(NULL,z80,&pc);
break;
case SDLK_UP:
@@ -294,6 +296,46 @@ static void DoDisassem(Z80 *z80, const Z80State *s)
}
+static void DoDisassemFile(Z80 *z80, const Z80State *s)
+{
+ static char fname[FILENAME_MAX]="";
+ FILE *fp;
+ Z80Word start;
+ Z80Word len;
+ Z80Word prev;
+ const char *p;
+
+ EnterAddress("Disassemble from?",z80,&start);
+ EnterAddress("For how many bytes?",z80,&len);
+
+ p=GUIInputString("To file?",fname);
+
+ if (!strlen(p))
+ return;
+
+ strcpy(fname,p);
+
+ if (!(fp=fopen(fname,"w")))
+ {
+ GUIMessage("ERROR","Couldn't create file:\n%s",fname);
+ return;
+ }
+
+ prev=len;
+
+ while(len<=prev)
+ {
+ Z80Word orig=start;
+
+ fprintf(fp,"%4.4x: %s\n",orig,Z80Disassemble(z80,&start));
+ prev=len;
+ len-=(start-orig);
+ }
+
+ fclose(fp);
+}
+
+
/* ---------------------------------------- EXPORTED INTERFACES
*/
void MemoryMenu(Z80 *z80)
@@ -320,8 +362,12 @@ void MemoryMenu(Z80 *z80)
DoDisassem(z80,&s);
break;
- case SDLK_ESCAPE:
case SDLK_2:
+ DoDisassemFile(z80,&s);
+ break;
+
+ case SDLK_ESCAPE:
+ case SDLK_3:
quit=TRUE;
break;
diff --git a/src/spec.c b/src/spec.c
index a8cb9eb..6ace002 100644
--- a/src/spec.c
+++ b/src/spec.c
@@ -20,7 +20,7 @@
-------------------------------------------------------------------------
- Provides the emulation for the SPEC
+ Provides the emulation for the Spectrum
*/
static const char ident[]="$Id$";
@@ -51,6 +51,9 @@ static const int ROMLEN=0x4000;
static const int ROM_SAVE=0x4c6;
static const int ROM_LOAD=0x562;
+#define LOAD_PATCH 0xf0
+#define SAVE_PATCH 0xf1
+
/* The SPEC screen
*/
#define GFX_W 320
@@ -95,6 +98,8 @@ static int border=0;
#define NVAL 235 /* Normal RGB intensity */
#define BVAL 255 /* Bright RGB intensity */
+static Z80Byte *line[SCRL]; /* Accelerators to screen data */
+
static struct
{
Uint32 col;
@@ -197,6 +202,40 @@ static const MatrixMap keymap[]=
};
+/* ---------------------------------------- DEBUG FUNCTIONS
+static const char *FlagString(Z80Byte flag)
+{
+ static char s[]="76543210";
+ static char c[]="SZ5H3PNC";
+ int f;
+
+ for(f=0;f<8;f++)
+ if (flag&(1<<(7-f)))
+ s[f]=c[f];
+ else
+ s[f]='-';
+
+ return s;
+}
+
+
+static void DumpZ80(Z80 *z80)
+{
+ Z80State s;
+
+ Z80GetState(z80,&s);
+
+ printf("---------------------------------\n");
+ printf("PC=%4.4x A=%2.2x F=%s\n",s.PC,s.AF>>8,FlagString(s.AF&0xff));
+ printf("BC=%4.4x DE=%4.4x HL=%4.4x\n",s.BC,s.DE,s.HL);
+ printf("IX=%4.4x IY=%4.4x SP=%4.4x\n",s.IX,s.IY,s.SP);
+ printf("I=%2.2x IM=%2.2x R=%2.2x\n",s.I,s.IM,s.R);
+ printf("IFF1=%2.2x IFF2=%2.2x\n",s.IFF1,s.IFF2);
+ printf("%s\n",Z80Disassemble(z80,&s.PC));
+}
+*/
+
+
/* ---------------------------------------- PRIVATE FUNCTIONS
*/
void DrawScanline(int y)
@@ -216,7 +255,7 @@ void DrawScanline(int y)
{
GFXLock();
- scr=mem+SCRDATA+aline*TXT_W;
+ scr=line[aline];
for(f=0;f<TXT_W;f++)
{
@@ -238,8 +277,8 @@ void DrawScanline(int y)
paper=t;
}
- for(r=7,b=*scr++;r>=0;r--)
- if (b&(1<<r))
+ for(r=0,b=*scr++;r<8;r++)
+ if (b&(1<<(8-r)))
GFXFastPlot(f*8+r+OFF_X,y,coltable[ink].col);
else
GFXFastPlot(f*8+r+OFF_X,y,coltable[paper].col);
@@ -254,7 +293,7 @@ static void RomPatch(void)
{
static const Z80Byte save[]=
{
- 0xed, 0xf0, /* ED F0 illegal op */
+ 0xed, SAVE_PATCH, /* ED illegal op */
0xc9, /* RET */
0xff /* End of patch */
};
@@ -262,7 +301,7 @@ static void RomPatch(void)
static const Z80Byte load[]=
{
0x08, /* EX AF,AF' */
- 0xed, 0xf1, /* ED F1 illegal op */
+ 0xed, LOAD_PATCH, /* ED illegal op */
0xc9, /* RET */
0xff /* End of patch */
};
@@ -298,11 +337,13 @@ static int EDCallback(Z80 *z80, Z80Val data)
switch((Z80Byte)data)
{
- case 0xf0:
+ case SAVE_PATCH:
+ puts("Called tape save");
SaveTape(&state);
break;
- case 0xf1:
+ case LOAD_PATCH:
+ puts("Called tape load");
LoadTape(&state);
break;
@@ -347,7 +388,6 @@ static int CheckTimers(Z80 *z80, Z80Val val)
}
/* Draw scanline
- y=OFF_X-TOPL+scanline;
*/
y=scanline-TOPL+OFF_Y;
@@ -366,7 +406,9 @@ static int CheckTimers(Z80 *z80, Z80Val val)
void SPECInit(Z80 *z80)
{
FILE *fp;
- Z80Word f;
+ int f;
+ int c;
+ int r;
if (!(fp=fopen(SConfig(CONF_ROMFILE),"rb")))
{
@@ -402,6 +444,25 @@ void SPECInit(Z80 *z80)
flash=0;
flashctr=0;
+ /* Set up screen
+ */
+ c=0;
+ r=0;
+ for(f=0;f<SCRL;f++)
+ {
+ line[f]=mem+SCRDATA+(c*8*TXT_W)+(r*TXT_W);
+
+ c++;
+
+ if ((c%8)==0)
+ {
+ if (++r==8)
+ r=0;
+ else
+ c-=8;
+ }
+ }
+
GFXStartFrame();
}
@@ -469,23 +530,24 @@ Z80Byte SPECReadPort(Z80 *z80, Z80Word port)
case 0xfb: /* TODO: ZX Printer */
break;
- case 0x01: /* ULA */
- /* Key matrix
- */
- b=0;
-
- for(f=0;f<8;f++)
- if (!(hi&(1<<f)))
- b&=matrix[f];
-
- b|=0xa0;
+ default: /* ULA */
+ if (!(lo&1))
+ {
+ border=(border+1)%16; /* TODO: Remove debug code */
+ /* Key matrix
+ */
+ b=0xff;
- /* TODO: Emulation of contention */
+ for(f=0;f<8;f++)
+ if (!(hi&(1<<f)))
+ b&=matrix[f];
- break;
+ b|=0xa0;
- default:
- b=0xff;
+ /* TODO: Emulation of contention? */
+ }
+ else
+ b=0xff;
break;
}
@@ -499,10 +561,13 @@ void SPECWritePort(Z80 *z80, Z80Word port, Z80Byte val)
switch(lo)
{
- case 0x01: /* ULA */
+ case 0xfe: /* ULA */
border=val&0x07;
break;
+ case 0xfb: /* TODO: ZX Printer */
+ break;
+
default:
break;
}
@@ -515,6 +580,206 @@ Z80Byte SPECReadForDisassem(Z80 *z80, Z80Word addr)
}
+const char *SPECGetLabel(Z80 *z80, Z80Word addr)
+{
+ static const struct
+ {
+ Z80Word addr;
+ const char *txt;
+ } label[]=
+ {
+ {0x5c00, "KSTATE"},
+ {0x5c01, "KSTATE+1"},
+ {0x5c02, "KSTATE+2"},
+ {0x5c03, "KSTATE+3"},
+ {0x5c04, "KSTATE+4"},
+ {0x5c05, "KSTATE+5"},
+ {0x5c06, "KSTATE+6"},
+ {0x5c07, "KSTATE+7"},
+ {0x5c08, "LAST_K"},
+ {0x5c09, "REPDEL"},
+ {0x5c0a, "REPPER"},
+ {0x5c0b, "DEFADD"},
+ {0x5c0c, "DEFADD+1"},
+ {0x5c0d, "K_DATA"},
+ {0x5c0e, "TVDATA"},
+ {0x5c0f, "TVDATA+1"},
+ {0x5c10, "STRMS"},
+ {0x5c11, "STRMS+1"},
+ {0x5c12, "STRMS+2"},
+ {0x5c13, "STRMS+3"},
+ {0x5c14, "STRMS+4"},
+ {0x5c15, "STRMS+5"},
+ {0x5c16, "STRMS+6"},
+ {0x5c17, "STRMS+7"},
+ {0x5c18, "STRMS+8"},
+ {0x5c19, "STRMS+9"},
+ {0x5c1a, "STRMS+10"},
+ {0x5c1b, "STRMS+11"},
+ {0x5c1c, "STRMS+12"},
+ {0x5c1d, "STRMS+13"},
+ {0x5c1e, "STRMS+14"},
+ {0x5c1f, "STRMS+15"},
+ {0x5c20, "STRMS+16"},
+ {0x5c21, "STRMS+17"},
+ {0x5c22, "STRMS+18"},
+ {0x5c23, "STRMS+19"},
+ {0x5c24, "STRMS+20"},
+ {0x5c25, "STRMS+21"},
+ {0x5c26, "STRMS+22"},
+ {0x5c27, "STRMS+23"},
+ {0x5c28, "STRMS+24"},
+ {0x5c29, "STRMS+25"},
+ {0x5c2a, "STRMS+26"},
+ {0x5c2b, "STRMS+27"},
+ {0x5c2c, "STRMS+28"},
+ {0x5c2d, "STRMS+29"},
+ {0x5c2e, "STRMS+30"},
+ {0x5c2f, "STRMS+31"},
+ {0x5c30, "STRMS+32"},
+ {0x5c31, "STRMS+33"},
+ {0x5c32, "STRMS+34"},
+ {0x5c33, "STRMS+35"},
+ {0x5c34, "STRMS+36"},
+ {0x5c35, "STRMS+37"},
+ {0x5c36, "CHARS"},
+ {0x5c37, "CHARS+1"},
+ {0x5c38, "RASP"},
+ {0x5c39, "PIP"},
+ {0x5c3a, "ERR_NR"},
+ {0x5c3b, "FLAGS"},
+ {0x5c3c, "TV_FLAG"},
+ {0x5c3d, "ERR_SP"},
+ {0x5c3e, "ERR_SP+1"},
+ {0x5c3f, "LIST_SP"},
+ {0x5c40, "LIST_SP+1"},
+ {0x5c41, "MODE"},
+ {0x5c42, "NEWPPC"},
+ {0x5c43, "NEWPPC+1"},
+ {0x5c44, "NSPPC"},
+ {0x5c45, "PPC"},
+ {0x5c46, "PPC+1"},
+ {0x5c47, "SUBPPC"},
+ {0x5c48, "BORDCR"},
+ {0x5c49, "E_PPC"},
+ {0x5c4a, "E_PPC+1"},
+ {0x5c4b, "VARS"},
+ {0x5c4c, "VARS+1"},
+ {0x5c4d, "DEST"},
+ {0x5c4e, "DEST+1"},
+ {0x5c4f, "CHANS"},
+ {0x5c50, "CHANS+1"},
+ {0x5c51, "CURCHL"},
+ {0x5c52, "CURCHL+1"},
+ {0x5c53, "PROG"},
+ {0x5c54, "PROG+1"},
+ {0x5c55, "NXTLIN"},
+ {0x5c56, "NXTLIN+1"},
+ {0x5c57, "DATADD"},
+ {0x5c58, "DATADD+1"},
+ {0x5c59, "E_LINE"},
+ {0x5c5a, "E_LINE+1"},
+ {0x5c5b, "K_CUR"},
+ {0x5c5c, "K_CUR+1"},
+ {0x5c5d, "CH_ADD"},
+ {0x5c5e, "CH_ADD+1"},
+ {0x5c5f, "X_PTR"},
+ {0x5c60, "X_PTR+1"},
+ {0x5c61, "WORKSP"},
+ {0x5c62, "WORKSP+1"},
+ {0x5c63, "STKBOT"},
+ {0x5c64, "STKBOT+1"},
+ {0x5c65, "STKEND"},
+ {0x5c66, "STKEND+1"},
+ {0x5c67, "BREG"},
+ {0x5c68, "MEM"},
+ {0x5c69, "MEM+1"},
+ {0x5c6a, "FLAGS2"},
+ {0x5c6b, "DF_SZ"},
+ {0x5c6c, "S_TOP"},
+ {0x5c6d, "S_TOP+1"},
+ {0x5c6e, "OLDPPC"},
+ {0x5c6f, "OLDPPC+1"},
+ {0x5c70, "OSPCC"},
+ {0x5c71, "FLAGX"},
+ {0x5c72, "STRLEN"},
+ {0x5c73, "STRLEN+1"},
+ {0x5c74, "T_ADDR"},
+ {0x5c75, "T_ADDR+1"},
+ {0x5c76, "SEED"},
+ {0x5c77, "SEED+1"},
+ {0x5c78, "FRAMES"},
+ {0x5c79, "FRAMES+1"},
+ {0x5c7a, "FRAMES+2"},
+ {0x5c7b, "UDG"},
+ {0x5c7c, "UDG+1"},
+ {0x5c7d, "COORDS_X"},
+ {0x5c7e, "COORDS_Y"},
+ {0x5c7f, "P_POSN"},
+ {0x5c80, "PR_CC"},
+ {0x5c82, "ECHO_E"},
+ {0x5c83, "ECHO_E+1"},
+ {0x5c84, "DF_CC"},
+ {0x5c85, "DF_CC+1"},
+ {0x5c86, "DFCCL"},
+ {0x5c87, "DFCCL+1"},
+ {0x5c88, "S_POSN_X"},
+ {0x5c89, "S_POSN_Y"},
+ {0x5c8a, "S_POSNL_X"},
+ {0x5c8b, "S_POSNL_Y"},
+ {0x5c8c, "SCR_CT"},
+ {0x5c8d, "ATTR_P"},
+ {0x5c8e, "MASK_P"},
+ {0x5c8f, "ATTR_T"},
+ {0x5c90, "MASK_T"},
+ {0x5c91, "P_FLAG"},
+ {0x5c92, "MEMBOT"},
+ {0x5c93, "MEMBOT+1"},
+ {0x5c94, "MEMBOT+2"},
+ {0x5c95, "MEMBOT+3"},
+ {0x5c96, "MEMBOT+4"},
+ {0x5c97, "MEMBOT+5"},
+ {0x5c98, "MEMBOT+6"},
+ {0x5c99, "MEMBOT+7"},
+ {0x5c9a, "MEMBOT+8"},
+ {0x5c9b, "MEMBOT+9"},
+ {0x5c9c, "MEMBOT+10"},
+ {0x5c9d, "MEMBOT+11"},
+ {0x5c9e, "MEMBOT+12"},
+ {0x5c9f, "MEMBOT+13"},
+ {0x5ca0, "MEMBOT+14"},
+ {0x5ca1, "MEMBOT+15"},
+ {0x5ca2, "MEMBOT+16"},
+ {0x5ca3, "MEMBOT+17"},
+ {0x5ca4, "MEMBOT+18"},
+ {0x5ca5, "MEMBOT+19"},
+ {0x5ca6, "MEMBOT+20"},
+ {0x5ca7, "MEMBOT+21"},
+ {0x5ca8, "MEMBOT+22"},
+ {0x5ca9, "MEMBOT+23"},
+ {0x5caa, "MEMBOT+24"},
+ {0x5cab, "MEMBOT+25"},
+ {0x5cac, "MEMBOT+26"},
+ {0x5cad, "MEMBOT+27"},
+ {0x5cae, "MEMBOT+28"},
+ {0x5caf, "MEMBOT+29"},
+ {0x5cb2, "RAMTOP"},
+ {0x5cb3, "RAMTOP+1"},
+ {0x5cb4, "P_RAMT"},
+ {0x5cb5, "P_RAMT+1"},
+ {0, NULL}
+ };
+
+ int f;
+
+ for(f=0;label[f].txt;f++)
+ if (addr==label[f].addr)
+ return label[f].txt;
+
+ return NULL;
+}
+
+
const char *SPECInfo(Z80 *z80)
{
static char buff[80]={0};
diff --git a/src/spec.h b/src/spec.h
index 611b5a4..762444e 100644
--- a/src/spec.h
+++ b/src/spec.h
@@ -33,19 +33,20 @@
/* Initialise the SPEC
*/
-void SPECInit(Z80 *z80);
+void SPECInit(Z80 *z80);
/* Handle keypresses
*/
-void SPECKeyEvent(SDL_Event *e);
+void SPECKeyEvent(SDL_Event *e);
/* Interfaces for the Z80
*/
-Z80Byte SPECReadMem(Z80 *z80, Z80Word addr);
-void SPECWriteMem(Z80 *z80, Z80Word addr, Z80Byte val);
-Z80Byte SPECReadPort(Z80 *z80, Z80Word port);
-void SPECWritePort(Z80 *z80, Z80Word port, Z80Byte val);
-Z80Byte SPECReadForDisassem(Z80 *z80, Z80Word addr);
+Z80Byte SPECReadMem(Z80 *z80, Z80Word addr);
+void SPECWriteMem(Z80 *z80, Z80Word addr, Z80Byte val);
+Z80Byte SPECReadPort(Z80 *z80, Z80Word port);
+void SPECWritePort(Z80 *z80, Z80Word port, Z80Byte val);
+Z80Byte SPECReadForDisassem(Z80 *z80, Z80Word addr);
+const char *SPECGetLabel(Z80 *z80, Z80Word addr);
/* Interfaces for memory menu
*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 23:09:56 +0000