sectioned things into libsrc

src/libsrc/Makefile

+# Makefile for busy-wait IO tests
+#
+XCC = /u/wbcowan/gnuarm-4.0.2/arm-elf/bin/gcc
+AS	= /u/wbcowan/gnuarm-4.0.2/arm-elf/bin/as
+AR	= /u/wbcowan/gnuarm-4.0.2/arm-elf/bin/ar
+CFLAGS  = -c -fPIC -Wall -I. -I../../include -mcpu=arm920t -msoft-float
+# -g: include hooks for gdb
+# -c: only compile
+# -mcpu=arm920t: generate code for the 920t architecture
+# -fpic: emit position-independent code
+# -Wall: report all warnings
+
+ASFLAGS	= -mcpu=arm920t -mapcs-32
+# -mapcs: always generate a complete stack frame
+
+ARFLAGS = rcs
+
+all: bwio.a
+
+
+scheduler.s: scheduler.c
+	$(XCC) -S $(CFLAGS) scheduler.c
+
+taskdescriptor.s: taskdescriptor.c
+	$(XCC) -S $(CFLAGS) taskdescriptor.c
+
+bwio.s: bwio.c
+	$(XCC) -S $(CFLAGS) bwio.c
+
+
+scheduler.o: scheduler.s
+	$(AS) $(ASFLAGS) -o scheduler.o scheduler.s
+
+taskdescriptor.o: taskdescriptor.s
+	$(AS) $(ASFLAGS) -o taskdescriptor.o taskdescriptor.s
+
+bwio.o: bwio.s
+	$(AS) $(ASFLAGS) -o bwio.o bwio.s
+
+
+scheduler.a: scheduler.o
+	$(AR) $(ARFLAGS) $@ scheduler.o
+
+taskdescriptor.a: taskdescriptor.o
+	$(AR) $(ARFLAGS) $@ taskdescriptor.o
+
+bwio.a: bwio.o
+	$(AR) $(ARFLAGS) $@ bwio.o
+
+install: bwio.a taskdescriptor.a scheduler.a
+	mv bwio.a ../../lib/libbwio.a
+	mv taskdescriptor.a ../../lib/libtaskdescriptor.a
+	mv scheduler.a ../../lib/libscheduler.a
+
+clean:
+	-rm -f *.s *.o *.a *~ ../../lib/*.a

src/libsrc/MakefileOG

+# Makefile for busy-wait IO tests
+#
+XCC     = /u/wbcowan/gnuarm-4.0.2/arm-elf/bin/gcc
+AS	= /u/wbcowan/gnuarm-4.0.2/arm-elf/bin/as
+AR	= /u/wbcowan/gnuarm-4.0.2/arm-elf/bin/ar
+CFLAGS  = -c -fPIC -Wall -I. -I../../include -mcpu=arm920t -msoft-float
+# -g: include hooks for gdb
+# -c: only compile
+# -mcpu=arm920t: generate code for the 920t architecture
+# -fpic: emit position-independent code
+# -Wall: report all warnings
+
+ASFLAGS	= -mcpu=arm920t -mapcs-32
+# -mapcs: always generate a complete stack frame
+
+ARFLAGS = rcs
+
+all: bwio.a
+
+
+buffer.s: buffer.c
+	$(XCC) -S $(CFLAGS) buffer.c
+
+bwio.s: bwio.c
+	$(XCC) -S $(CFLAGS) bwio.c
+
+buffer.o: buffer.s
+	$(AS) $(ASFLAGS) -o buffer.o buffer.s
+
+bwio.o: bwio.s
+	$(AS) $(ASFLAGS) -o bwio.o bwio.s
+
+buffer.a: buffer.o
+	$(AR) $(ARFLAGS) $@ buffer.o
+
+bwio.a: bwio.o
+	$(AR) $(ARFLAGS) $@ bwio.o
+
+install: bwio.a  buffer.a
+	mv bwio.a ../../lib/libbwio.a
+	mv buffer.a ../../lib/libbuffer.a
+
+clean:
+	-rm -f *.s *.o *.a *~ ../../lib/*.a

src/libsrc/bwio.c

+/*
+ * bwio.c - busy-wait I/O routines for diagnosis
+ *
+ * Specific to the TS-7200 ARM evaluation board
+ *
+ */
+
+#include <ts7200.h>
+#include <bwio.h>
+
+/*
+ * The UARTs are initialized by RedBoot to the following state
+ * 	115,200 bps
+ * 	8 bits
+ * 	no parity
+ * 	fifos enabled
+ */
+int bwsetfifo( int channel, int state ) {
+	int *line, buf;
+	switch( channel ) {
+	case COM1:
+		line = (int *)( UART1_BASE + UART_LCRH_OFFSET );
+	        break;
+	case COM2:
+	        line = (int *)( UART2_BASE + UART_LCRH_OFFSET );
+	        break;
+	default:
+	        return -1;
+	        break;
+	}
+	buf = *line;
+	buf = state ? buf | FEN_MASK : buf & ~FEN_MASK;
+	*line = buf;
+	return 0;
+}
+
+int bwsetspeed( int channel, int speed ) {
+	int *high, *low;
+	switch( channel ) {
+	case COM1:
+		high = (int *)( UART1_BASE + UART_LCRM_OFFSET );
+		low = (int *)( UART1_BASE + UART_LCRL_OFFSET );
+	        break;
+	case COM2:
+		high = (int *)( UART2_BASE + UART_LCRM_OFFSET );
+		low = (int *)( UART2_BASE + UART_LCRL_OFFSET );
+	        break;
+	default:
+	        return -1;
+	        break;
+	}
+	switch( speed ) {
+	case 115200:
+		*high = 0x0;
+		*low = 0x3;
+		return 0;
+	case 2400:
+		*high = 0x0;
+		*low = 0xbf;
+		return 0;
+	default:
+		return -1;
+	}
+}
+
+int bwputc( int channel, char c ) {
+	int *flags, *data;
+	switch( channel ) {
+	case COM1:
+		flags = (int *)( UART1_BASE + UART_FLAG_OFFSET );
+		data = (int *)( UART1_BASE + UART_DATA_OFFSET );
+		break;
+	case COM2:
+		flags = (int *)( UART2_BASE + UART_FLAG_OFFSET );
+		data = (int *)( UART2_BASE + UART_DATA_OFFSET );
+		break;
+	default:
+		return -1;
+		break;
+	}
+	while( ( *flags & TXFF_MASK ) ) ;
+	*data = c;
+	return 0;
+}
+
+char c2x( char ch ) {
+	if ( (ch <= 9) ) return '0' + ch;
+	return 'a' + ch - 10;
+}
+
+int bwputx( int channel, char c ) {
+	char chh, chl;
+
+	chh = c2x( c / 16 );
+	chl = c2x( c % 16 );
+	bwputc( channel, chh );
+	return bwputc( channel, chl );
+}
+
+int bwputr( int channel, unsigned int reg ) {
+	int byte;
+	char *ch = (char *) &reg;
+
+	for( byte = 3; byte >= 0; byte-- ) bwputx( channel, ch[byte] );
+	return bwputc( channel, ' ' );
+}
+
+int bwputstr( int channel, char *str ) {
+	while( *str ) {
+		if( bwputc( channel, *str ) < 0 ) return -1;
+		str++;
+	}
+	return 0;
+}
+
+void bwputw( int channel, int n, char fc, char *bf ) {
+	char ch;
+	char *p = bf;
+
+	while( *p++ && n > 0 ) n--;
+	while( n-- > 0 ) bwputc( channel, fc );
+	while( ( ch = *bf++ ) ) bwputc( channel, ch );
+}
+
+int bwgetc( int channel ) {
+	int *flags, *data;
+	unsigned char c;
+
+	switch( channel ) {
+	case COM1:
+		flags = (int *)( UART1_BASE + UART_FLAG_OFFSET );
+		data = (int *)( UART1_BASE + UART_DATA_OFFSET );
+		break;
+	case COM2:
+		flags = (int *)( UART2_BASE + UART_FLAG_OFFSET );
+		data = (int *)( UART2_BASE + UART_DATA_OFFSET );
+		break;
+	default:
+		return -1;
+		break;
+	}
+	while ( !( *flags & RXFF_MASK ) ) ;
+	c = *data;
+	return c;
+}
+
+int bwa2d( char ch ) {
+	if( ch >= '0' && ch <= '9' ) return ch - '0';
+	if( ch >= 'a' && ch <= 'f' ) return ch - 'a' + 10;
+	if( ch >= 'A' && ch <= 'F' ) return ch - 'A' + 10;
+	return -1;
+}
+
+char bwa2i( char ch, char **src, int base, int *nump ) {
+	int num, digit;
+	char *p;
+
+	p = *src; num = 0;
+	while( ( digit = bwa2d( ch ) ) >= 0 ) {
+		if ( digit > base ) break;
+		num = num*base + digit;
+		ch = *p++;
+	}
+	*src = p; *nump = num;
+	return ch;
+}
+
+void bwui2a( unsigned int num, unsigned int base, char *bf ) {
+	int n = 0;
+	int dgt;
+	unsigned int d = 1;
+	
+	while( (num / d) >= base ) d *= base;
+	while( d != 0 ) {
+		dgt = num / d;
+		num %= d;
+		d /= base;
+		if( n || dgt > 0 || d == 0 ) {
+			*bf++ = dgt + ( dgt < 10 ? '0' : 'a' - 10 );
+			++n;
+		}
+	}
+	*bf = 0;
+}
+
+void bwi2a( int num, char *bf ) {
+	if( num < 0 ) {
+		num = -num;
+		*bf++ = '-';
+	}
+	bwui2a( num, 10, bf );
+}
+
+void bwformat ( int channel, char *fmt, va_list va ) {
+	char bf[12];
+	char ch, lz;
+	int w;
+
+	
+	while ( ( ch = *(fmt++) ) ) {
+		if ( ch != '%' )
+			bwputc( channel, ch );
+		else {
+			lz = 0; w = 0;
+			ch = *(fmt++);
+			switch ( ch ) {
+			case '0':
+				lz = 1; ch = *(fmt++);
+				break;
+			case '1':
+			case '2':
+			case '3':
+			case '4':
+			case '5':
+			case '6':
+			case '7':
+			case '8':
+			case '9':
+				ch = bwa2i( ch, &fmt, 10, &w );
+				break;
+			}
+			switch( ch ) {
+			case 0: return;
+			case 'c':
+				bwputc( channel, va_arg( va, char ) );
+				break;
+			case 's':
+				bwputw( channel, w, 0, va_arg( va, char* ) );
+				break;
+			case 'u':
+				bwui2a( va_arg( va, unsigned int ), 10, bf );
+				bwputw( channel, w, lz, bf );
+				break;
+			case 'd':
+				bwi2a( va_arg( va, int ), bf );
+				bwputw( channel, w, lz, bf );
+				break;
+			case 'x':
+				bwui2a( va_arg( va, unsigned int ), 16, bf );
+				bwputw( channel, w, lz, bf );
+				break;
+			case '%':
+				bwputc( channel, ch );
+				break;
+			}
+		}
+	}
+}
+
+void bwprintf( int channel, char *fmt, ... ) {
+        va_list va;
+
+        va_start(va,fmt);
+        bwformat( channel, fmt, va );
+        va_end(va);
+}
+

src/libsrc/scheduler.c

+#include "scheduler.h"
\ No newline at end of file

src/libsrc/task-descriptor.c

+#include "task-descriptor.h"
+
+
+//void TaskInit();
+
+int isTaskAlive(int TaskID) {
+    return 
+}
+
+
+
+
+