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One more intermediate state - not compilable.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5644 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2012-04-05 19:55:04 +00:00
parent 10d58204b5
commit 74ee7a44a9
11 changed files with 147 additions and 63 deletions
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11
src/sim65/chip.c
View File

@ -6,10 +6,10 @@
/* */
/* */
/* */
/* (C) 2002-2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* (C) 2002-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
@ -44,10 +44,10 @@
/* sim65 */
#include "cfgdata.h"
#include "chip.h"
#include "chipdata.h"
#include "cpucore.h"
#include "error.h"
#include "chip.h"
@ -301,6 +301,7 @@ ChipInstance* MirrorChipInstance (const ChipInstance* Orig, unsigned Addr)
/* Initialize the fields */
CI->C = Orig->C;
CI->AS = 0;
CI->Addr = Addr;
CI->Size = Orig->Size;
CI->Data = Orig->Data;

8
src/sim65/chip.h
View File

@ -6,10 +6,10 @@
/* */
/* */
/* */
/* (C) 2002-2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* (C) 2003-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */

6
src/sim65/config.c
View File

@ -143,8 +143,8 @@ static void ParseCPU (void)
AttrCheck (Attr, atType, "TYPE");
AttrCheck (Attr, atAddrSpace, "ADDRSPACE");
/* Create the CPU */
CPUInstance = NewCPU ("6502", Size);
/* Create the system using the specified CPU */
System = NewSystem (NewCPU ("6502", Size));
/* Skip the semicolon */
CfgConsumeSemi ();
@ -158,7 +158,7 @@ static void ParseAddrSpace (void)
unsigned I;
/* CPU must be defined before the address space */
if (CPUInstance == 0) {
if (System == 0) {
CfgError ("CPU must be defined before address space definitions");
}

6
src/sim65/cpu-6502.c
View File

@ -1,6 +1,6 @@
/*****************************************************************************/
/* */
/* cpucore.c */
/* cpu-6502.c */
/* */
/* CPU core for the 6502 simulator */
/* */
@ -44,17 +44,17 @@
#include "strbuf.h"
/* sim65 */
#include "cpu-6502.h"
#include "cpuregs.h"
#include "cputype.h"
#include "error.h"
#include "global.h"
#include "memory.h"
#include "cpucore.h"
/*****************************************************************************/
/* Data */
/* Data */
/*****************************************************************************/

16
src/sim65/cpu-6502.h
View File

@ -1,15 +1,15 @@
/*****************************************************************************/
/* */
/* cpucore.h */
/* cpu-6502.h */
/* */
/* CPU core for the 6502 simulator */
/* */
/* */
/* */
/* (C) 2002-2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* (C) 2002-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
@ -33,8 +33,8 @@
#ifndef CPUCORE_H
#define CPUCORE_H
#ifndef CPU_6502_H
#define CPU_6502_H
@ -80,7 +80,7 @@ void CPURun (void);
/* End of cpucore.h */
/* End of cpu-6502.h */
#endif

13
src/sim65/cpucore.c
View File

@ -44,17 +44,6 @@
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* The actual CPU instance */
CPUCore* CPU = 0;
/*****************************************************************************/
/* Code */
/*****************************************************************************/
@ -76,7 +65,7 @@ CPUCore* NewCPUCore (const char* Name, unsigned AddrSpaceSize)
/* Initialize the data */
C->Handle = 0; /* ### */
C->AS = NewAddressSpace (AddrSpaceSize);
C->AddressSize = AddrSpaceSize;
/* Return the new CPU core */
return C;

12
src/sim65/cpucore.h
View File

@ -52,12 +52,14 @@
/* CPU core structure */
typedef struct CPUCore CPUCore;
struct CPUCore {
void* Handle; /* Pointer to shared lib handle */
AddressSpace* AS; /* Address space */
};
void* Handle; /* Pointer to shared lib handle */
unsigned AddressSize; /* Size of the address space */
/* The actual CPU instance */
extern CPUCore* CPU;
/* Callback functions */
};

88
src/sim65/cpudata.h Normal file
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@ -0,0 +1,88 @@
/*****************************************************************************/
/* */
/* cpudata.h */
/* */
/* CPU data passed from the CPU plugins */
/* */
/* */
/* */
/* (C) 2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef CPUDATA_H
#define CPUDATA_H
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Forwards */
struct SimData;
/* CPUData structure */
typedef struct CPUData CPUData;
struct CPUData {
const char* CPUName; /* Name of the chip */
unsigned MajorVersion; /* Version information */
unsigned MinorVersion;
/* -- Exported functions -- */
void Init (const struct SimData* Data);
/* Initialize the CPU module */
void* (*CreateInstance) (void* CfgInfo);
/* Create an instance of the CPU. Return the instance data pointer */
void (*DestroyInstance) (void* Data);
/* Destroy an instance of the CPU */
void Reset (void* Data);
/* Generate a CPU RESET */
void IRQRequest (void* Data);
/* Generate an IRQ */
void NMIRequest (void* Data);
/* Generate an NMI */
void Run (void* Data);
/* Run one CPU instruction */
};
/* End of cpudata.h */
#endif

4
src/sim65/main.c
View File

@ -111,7 +111,7 @@ static void OptChipDir (const char* Opt attribute ((unused)), const char* Arg)
char* Name;
struct stat S;
/* ### Ignore anything buy *.so files */
/* ### Ignore anything but *.so files */
unsigned NameLen = strlen (E->d_name);
if (NameLen <= 3) {
continue;
@ -168,7 +168,7 @@ static void OptConfig (const char* Opt attribute ((unused)), const char* Arg)
{
if (CfgAvail ()) {
Error ("Cannot use -C twice");
}
}
CfgSetName (Arg);
}

13
src/sim65/system.c
View File

@ -6,10 +6,10 @@
/* */
/* */
/* */
/* (C) 2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* (C) 2003-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
@ -37,7 +37,6 @@
#include "xmalloc.h"
/* sim65 */
#include "addrspace.h"
#include "system.h"
@ -48,7 +47,7 @@
System* NewSystem (struct CPUData* CPU)
System* NewSystem (CPUCore* CPU)
/* Create and initialize a new System struct. The function will read the size
* of the address space from the CPU, and also create a new AddressSpace
* object. No chips are assigned, however.
@ -59,7 +58,7 @@ System* NewSystem (struct CPUData* CPU)
/* Initialize the fields */
Sys->CPU = CPU;
Sys->AS = 0; /* ### */
Sys->AS = NewAddressSpace (CPU->AddressSize);
Sys->ChipInstances = AUTO_COLLECTION_INITIALIZER;
/* Return the new system */

33
src/sim65/system.h
View File

@ -6,10 +6,10 @@
/* */
/* */
/* */
/* (C) 2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* (C) 2003-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
@ -41,6 +41,10 @@
/* common.h */
#include "coll.h"
/* sim65 */
#include "addrspace.h"
#include "cpucore.h"
/*****************************************************************************/
@ -50,29 +54,30 @@
/* Forwards */
struct CPUData;
struct CPUCore;
/* */
typedef struct System System;
struct System {
struct CPUData* CPU; /* The CPU in the system */
struct AddressSpace* AS; /* The CPU address space */
Collection ChipInstances;/* Instances of all the chips */
CPUCore* CPU; /* The CPU in the system */
AddressSpace* AS; /* The CPU address space */
Collection ChipInstances; /* Instances of all the chips */
};
/* Global pointer to simulated system */
extern System* System;
/*****************************************************************************/
/* Code */
/* Code */
/*****************************************************************************/
System* NewSystem (struct CPUData* CPU);
/* Create and initialize a new System struct. The function will read the size
* of the address space from the CPU, and also create a new AddressSpace
System* NewSystem (CPUCore* CPU);
/* Create and initialize a new System struct. The function will read the size
* of the address space from the CPU, and also create a new AddressSpace
* object. No chips are assigned, however.
*/