コード例 #1
0
ファイル: eitproc.c プロジェクト: imgtec/t-kernel
/*
 * EIT processing
 *       *  return value   0 : monitor should keep on running
 *                         1 : return from the interrupt handler
 */
EXPORT W procEIT( UW vec )
{
	const VECINFO	*vp;
	UW	pc, cpsr;
	W	i;

	pc = getCurPCX();
	cpsr = getCurCPSR();

        /* machine-dependent interrupt processing */
	i = procHwInt(vec);
	if ( i == 2 ) return 1; /* exit from the interrupt handler immediately */

	if ( i == 0 ) {
                /* other EIT processing */
		for ( i = 1; i < N_VECINFO; ++i ) {
			if ( vec < VecInfoTable[i].vec ) break;
		}
		vp = &VecInfoTable[i-1];
		i = (*vp->func)(vp, vec, pc, cpsr);
		if ( i > 0 ) {
                        /* PC is adjusted to the previous instruction's address */
			pc -= ( (cpsr & PSR_T) != 0 )? 2: 4;
		}
	}

	DSP_F5(S,"\nPC: ", 08X,pc, S," CPSR: ", 08X,cpsr, CH,'\n');

	return 0;
}
コード例 #2
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for output command
 */
LOCAL void prOutputHelp( const HELP *help )
{
	const UB *p = help->msg;

	for (; *p; p++);
	p++;
	DSP_F5(S,"Output", S,help->msg, S,"(O", S,p, S,") port,data ");
	DSP_F3(S,": Output ", S,help->msg, S," to I/O port\n");
}
コード例 #3
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for input command
 */
LOCAL void prInputHelp( const HELP *help )
{
	const UB *p = help->msg;

	for (; *p; p++);
	p++;
	DSP_F5(S,"Input", S,help->msg, S,"(I", S,p, S,") port ");
	DSP_F3(S,": Input ", S,help->msg, S," from I/O port\n");
}
コード例 #4
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for fill command
 */
LOCAL void prFillHelp( const HELP *help )
{
	const UB *p1 = help->msg;
	const UB *p2;

	for (; *p1; p1++);
	p2 = ++p1;
	for (; *p2; p2++);
	p2++;
	DSP_F5(S,"Fill", S,help->msg,
	       S,"(F", S,p1, S,") start_addr,{end_addr|#data_cnt}[,data].. ");
	DSP_F3(S,": Fill Memory in ", S,p2, CH,'\n');
}
コード例 #5
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for modify command
 */
LOCAL void prModifyHelp( const HELP *help )
{
	const UB *p1 = help->msg;
	const UB *p2;

	for (; *p1; p1++);
	p2 = ++p1;
	for (; *p2; p2++);
	p2++;
	DSP_F5(S,"Modify", S,help->msg,
	       S,"(M", S,p1, S,") [start_addr][,data].. ");
	DSP_F3(S,": Modify Memory in ", S,p2, CH,'\n');
}
コード例 #6
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for dump command
 */
LOCAL void prDumpHelp( const HELP *help )
{
	const UB *p1 = help->msg;
	const UB *p2;

	for (; *p1; p1++);
	p2 = ++p1;
	for (; *p2; p2++);
	p2++;
	DSP_F5(S,"Dump", S,help->msg,
	       S,"(D", S,p1, S,") [start_addr][,{end_addr|#data_cnt}] ");
	DSP_F3(S,": Dump Memory in ", S,p2, CH,'\n');
}
コード例 #7
0
ファイル: load.c プロジェクト: Ninals-GitHub/TRON
/*
        loading processing
*/
EXPORT	ER	doLoading(W proto, UW addr, UW *range)
{
	ER	er;

	e_addr = s_addr = addr;		// load address

	if (range) {	// range specification
		loaddr = range[0];	// address lower limit
		hiaddr = range[1];	// address upper limit
		offset = range[2];	// address offset
	} else {
		loaddr = 0;		// address lower limit
		hiaddr = 0xFFFFFFFF;	// address upper limit
		offset = 0;		// address offset
	}

	if (proto & P_XMODEM) {	// XMODEM
		readFn = (FUNCP)xmodemRead;
		blkptr = blkno = blksz = 0;
	} else {		// no protocol
		readFn = (FUNCP)textRead;
	}

	if (proto & P_SFORM) {	// S format
		er = loadSform();
		if (er == E_END) er = E_LOAD;
	} else {		// memory image
		er = loadImage();
	}

        // read termination processing
	if (proto & P_XMODEM) xmodemEnd(er);

        // wait until there is no more data
	purgeInput();

	if (er == E_END) er = E_OK;
	DSP_LF;
	if (er == E_OK) {
		e_addr--;
		if (range) {
			range[0] = s_addr;	// load address
			range[1] = e_addr;
			s_addr -= offset;
			e_addr -= offset;
		}
		DSP_F5(S,"Loaded: ", 08X,s_addr, S," -> ", 08X,e_addr, CH,'\n');
	}
	return er;
}
コード例 #8
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for search command
 */
LOCAL void prSearchHelp( const HELP *help )
{
	const UB *p1 = help->msg;
	const UB *p2;

	for (; *p1; p1++);
	p2 = ++p1;
	for (; *p2; p2++);
	p2++;
	DSP_F5(S,"Search", S,help->msg,
	       S,"(SC", S,p1,
	       S,") start_addr,{end_addr|#data_cnt},data[,data].. ");
	DSP_F3(S,": Search Memory in ", S,p2, CH,'\n');
}
コード例 #9
0
ファイル: helpmsg.c プロジェクト: Ninals-GitHub/TRON
/*
 * display help message for WROM command
 */
LOCAL void prWRomHelp( const HELP *help )
{
	const MEMSEG	*rom, *ram;
	UW	ram_top, sz;

	rom = MemArea(MSA_FROM, 1);
	ram = MemArea(MSA_OS, 1);
	if ( rom == NULL || ram == NULL ) {
		DSP_S("Not Supported\n");
		return;
	}

	ram_top = (ram->top + FROM_SECSZ - 1) & ~(FROM_SECSZ - 1);
	sz = rom->end - rom->top;
	if ( sz > ram->end - ram_top ) sz = ram->end - ram_top;

	DSP_S(help->msg);
	DSP_F5(S,"  rom_addr      : 0x", 08X,rom->top,
	       S," - 0x", 08X,(rom->end-FROM_SECSZ), CH,'\n');
	DSP_F5(S,"  data_ram_addr : 0x", 08X,ram_top,
	       S," - 0x", 08X,(ram->end-FROM_SECSZ), CH,'\n');
	DSP_F5(S,"  block_count   : 1 - ", D,(sz / FROM_SECSZ),
	       S," (1 block = ", D,(FROM_SECSZ / 1024), S,"KB)\n");
}
コード例 #10
0
ファイル: eitproc.c プロジェクト: imgtec/t-kernel
/* display message */
LOCAL W vf_msg( const VECINFO *vi, UW vec, UW pc, UW cpsr )
{
	B	*msg = vi->msg;
	B	opt;

	if ( msg == NULL ) return 0;

        /* if the first byte of the message is not a letter, treat it as option.
         *       opt = 0 - 037 (the code prior to ' ' )
         *       \020    PC is adjusted to the previous instruction's address
	 */
	opt = 0;
	if ( *msg < ' ' ) opt = *msg++;

	DSP_F5(S,"Exception ", D,vec, S," (", S,msg, CH,')');

	return ( opt & 020 )? 1: 0;
}