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- /*
-
- ZKick V2.10b -- Copyright (C) 1990 by Daniel Zenchelsky
-
- This program may be freely copied, as long as all copyright
- notices are left intact and unchanged.
-
- */
-
- /* #define DEBUG */
-
- #include <stdio.h>
-
- #include <libraries/configvars.h>
- #include <libraries/expansion.h>
- #include <exec/types.h>
- #include <exec/memory.h>
- #include <exec/tasks.h>
- #include <exec/execbase.h>
-
- #define BUFSIZE (64*1024)
- #define KICKSIZE (512*1024)
- #define NUMBUFS (KICKSIZE/BUFSIZE)
-
- #define STARTKICK (void *)0x200000
- #define ENDKICK (void *)0x27FFFF
-
- #define STACK_SIZE 1024
-
- #define BOGUSMMU 0xffffffffL
-
-
- /* For the Assembly routines to use: */
-
- long NumBufs=NUMBUFS;
- long BufSize=BUFSIZE;
- long StartKick=STARTKICK;
- long EndKick=ENDKICK;
-
- APTR stack = NULL;
- struct Task *tc = NULL;
- char *taskname = "Zkick Task";
-
- struct ExpansionBase *ExpansionBase=NULL;
- struct ExecBase *ExecBase=NULL;
-
- void main();
- void cleanup();
- void DoAddCD();
- void GetMem();
- void KickLoad();
- void StartTask();
- extern void KickCopy();
- extern void MakeRomTag();
- extern long GetCPUType();
- extern long GetMMUType();
- extern long connum;
- extern struct ConfigDev config[8];
- extern long memnum;
- extern long memory[8][2];
- extern long Survive;
- extern long MMU;
- long CPU;
-
- int CXBRK(void) { return(0); }
-
- void *MemArray[NUMBUFS];
-
- void main(argc,argv)
- int argc;
- char *argv[];
- {
- struct ConfigDev *MyConfigDev;
- char *kickfile;
-
- printf("ZKick V2.10b Copyright (C) 1990 by Daniel Zenchelsky\n");
- printf("----------------------------------------------------\n");
- printf(" This program may be freely copied, as long\n");
- printf(" as all copyright notices are left intact.\n\n");
- connum=0;
-
- if ((argc<2) || (argc>2 && strcmp(argv[1],"-die")!=0))
- {
- printf("Usage: ZKick [-die] KickFile\n");
- cleanup();
- }
-
- if (strcmp(argv[1],"-die")==0)
- {
- Survive=0;
- kickfile=argv[2];
- }
- else
- {
- Survive=1;
- kickfile=argv[1];
- }
-
- ExpansionBase= (struct ExpansionBase *)OpenLibrary( EXPANSIONNAME,0);
- if(ExpansionBase==NULL)
- {
- printf("Error opening expansion library!!\n");
- cleanup();
- }
-
- ExecBase= (struct ExecBase *)OpenLibrary("exec.library",0);
- if(ExecBase==NULL)
- {
- printf("Error opening Exec library!!\n");
- cleanup();
- }
-
- if((stack = (APTR) AllocMem(STACK_SIZE, MEMF_CHIP | MEMF_CLEAR)) == NULL)
- {
- printf("Not enough memory for task stack\n");
- cleanup();
- }
-
- if ((tc = (struct Task *)
- AllocMem(sizeof(struct Task),MEMF_CHIP | MEMF_CLEAR | MEMF_PUBLIC)) == NULL)
- {
- printf("Not enough memory for task structure\n");
- cleanup();
- }
-
- if (CheckForMem()==-1)
- {
- printf("You must have a 512k or greater memory board at $200000.\n");
- cleanup();
- }
-
- MyConfigDev=NULL;
-
- MyConfigDev=FindConfigDev(NULL,-1,-1);
-
- if(MyConfigDev==NULL) printf("No configured devices found\n");
- else DoAddCD(MyConfigDev);
-
- while((MyConfigDev=FindConfigDev(MyConfigDev,-1,-1))!=NULL)
- {
- DoAddCD(MyConfigDev);
- }
-
- printf("Found %d expansion devices, and %d memory boards.\n",connum,memnum);
-
- CPU=GetCPUType();
- MMU=GetMMUType();
-
- if (MMU==BOGUSMMU) MMU=0;
-
- #ifdef DEBUG
- printf("CPU: %d, MMU: %d\n",CPU,MMU);
- #endif
-
- GetMem();
- KickLoad(kickfile);
- MakeRomTag();
- printf("Rebooting in 5 seconds...\n");
- Delay(50*5);
- StartTask();
-
- Wait(0L); /* Hang around forever (not very long, actually.) */
- }
-
- void cleanup()
- {
- if(stack) FreeMem((void *)stack,(ULONG)STACK_SIZE);
- if(ExpansionBase) CloseLibrary(ExpansionBase);
- if(ExecBase) CloseLibrary(ExecBase);
- exit(0);
- }
-
- void DoAddCD(dev)
- struct ConfigDev *dev;
- {
- if ((dev->cd_Rom.er_Type & ERTF_MEMLIST) == 0)
- {
- config[connum]=*dev;
- config[connum].cd_Rom.er_Reserved0c=0;
- config[connum].cd_Rom.er_Reserved0d=0;
- config[connum].cd_Rom.er_Reserved0e=0;
- config[connum].cd_Rom.er_Reserved0f=0;
- config[connum].cd_Flags |= CDF_CONFIGME;
- config[connum].cd_Driver=NULL;
-
- #ifdef DEBUG
- printf("Adding board at $%x to list.\n",(long)(dev->cd_BoardAddr));
- #endif
- if (connum<8) connum++;
- else
- {
- printf("Too many expansion boards!\n");
- cleanup();
- }
- }
- else
- {
- memory[memnum][0]=(long)dev->cd_BoardAddr;
- memory[memnum][1]=(long)dev->cd_BoardSize;
-
- if (memory[memnum][0]==0x200000)
- {
- memory[memnum][0]+=0x080000;
- memory[memnum][1]-=0x080000;
- }
-
- if (memory[memnum][1]>0)
- {
-
- #ifdef DEBUG
- printf("Adding memory at $%x, size $%x to list.\n",
- memory[memnum][0],memory[memnum][1]);
- #endif
- if (memnum<8) memnum++;
- else
- {
- printf("Too many memory boards!\n");
- cleanup();
- }
- }
- }
- }
-
- /* Allocate NUMBUFS (8) buffers of size BUFSIZE (64k) _NOT_ within the final
- KickStart address region. Yeah, yeah, I know I should have just written
- a memory copy routine which could handle overlap, but...
- */
-
- void GetMem()
- {
- int BufNum,BadNum=0,x;
- void *MemBad[NUMBUFS];
-
- for (BufNum=0;BufNum<NUMBUFS;BufNum++)
- {
- MemArray[BufNum]=(void *)AllocMem(BUFSIZE,0);
- while (MemArray[BufNum]!=(void *)NULL && MemArray[BufNum]>=STARTKICK && MemArray[BufNum]<=ENDKICK)
- {
- MemBad[BadNum++]=MemArray[BufNum];
- #ifdef DEBUG
- printf("* UNUSED * Memory allocated at location $%x\n",(long)MemBad[BadNum-1]);
- #endif
- MemArray[BufNum]=(void *)AllocMem(BUFSIZE,0);
- }
- if (MemArray[BufNum]==(void *)NULL)
- {
- if (BufNum>0)
- for (x=0;x<BufNum-1;x++) FreeMem(MemArray[x],BUFSIZE);
- if (BadNum>0)
- for (x=0;x<BadNum-1;x++) FreeMem(MemBad[x],BUFSIZE);
- printf("Couldn't allocate memory.\n");
- cleanup();
- }
- #ifdef DEBUG
- printf("Memory allocated at location $%x\n",(long)MemArray[BufNum]);
- #endif
- }
-
- /* Free memory that was allocated inside KickStart area */
-
- if (BadNum>0)
- for (x=0;x<BadNum-1;x++) FreeMem(MemBad[x],BUFSIZE);
-
- }
-
- void KickLoad(filename)
- char filename[];
- {
- int BufNum;
- int file;
-
- file=open(filename,0);
-
- if (file==-1)
- {
- printf("Error opening %s\n",filename);
- for (BufNum=0;BufNum<NUMBUFS;BufNum++) FreeMem(MemArray[BufNum],(ULONG)BUFSIZE);
- cleanup();
- }
-
- lseek(file,8,0);
-
- for (BufNum=0;BufNum<NUMBUFS;BufNum++)
- {
- #ifdef DEBUG
- printf("Reading %d\n",BufNum*BUFSIZE);
- #endif
- if (read(file,MemArray[BufNum],BUFSIZE)!=BUFSIZE)
- {
- printf("Error reading %s\n",filename);
- for (BufNum=0;BufNum<NUMBUFS;BufNum++) FreeMem(MemArray[BufNum],(ULONG)BUFSIZE);
- cleanup();
- }
- }
- }
-
- void StartTask()
- {
- /* Initialize necessary fields, others were cleared by MEMF_CLEAR */
- tc->tc_Node.ln_Type = NT_TASK;
- tc->tc_Node.ln_Name = taskname;
- tc->tc_SPLower = (APTR)stack;
- tc->tc_SPUpper = (APTR)(STACK_SIZE + (ULONG)stack);
- tc->tc_SPReg = tc->tc_SPUpper;
-
- AddTask(tc, KickCopy, 0L);
- }
-
- CheckForMem()
- {
- struct MemHeader *mem;
- BOOL flag=FALSE;
-
- Forbid();
- for (mem = (struct MemHeader *)ExecBase->MemList.lh_Head;
- mem->mh_Node.ln_Succ;
- mem = (struct MemHeader *)mem->mh_Node.ln_Succ)
- {
- if (((void *) mem->mh_Lower == STARTKICK) && ((void *) mem->mh_Upper >= ENDKICK))
- flag=TRUE;
- }
- Permit();
-
- if (flag=TRUE) return(0);
- else return(-1);
- }
-
-