patch-2.4.25 linux-2.4.25/arch/mips/galileo-boards/ev64120/compressed/load.c

• Lines: 245
• Date: 1969-12-31 16:00:00.000000000 -0800
• Orig file: linux-2.4.24/arch/mips/galileo-boards/ev64120/compressed/load.c
• Orig date: 2002-08-02 17:39:43.000000000 -0700

diff -urN linux-2.4.24/arch/mips/galileo-boards/ev64120/compressed/load.c linux-2.4.25/arch/mips/galileo-boards/ev64120/compressed/load.c
@@ -1,244 +0,0 @@
-
-/* control character used for download */
-#define ETX	CNTRL('c')
-#define ACK	CNTRL('f')
-#define NAK	CNTRL('u')
-#define XON	CNTRL('q')
-#define XOFF	CNTRL('s')
-
-unsigned int csum;
-unsigned int dl_entry;
-
-static const unsigned char hextab[256] = {
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 255, 255, 255, 255, 255, 255,
-	255, 10, 11, 12, 13, 14, 15, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 10, 11, 12, 13, 14, 15, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-	255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
-	    255, 255, 255,
-};
-
-
-unsigned char ascii_to_bin(unsigned char c)
-{
-	return hextab[c];
-}
-
-unsigned char read_char_direct(void)
-{
-	unsigned char c, *cp;
-	cp = (unsigned char *) 0xbd000020;
-	while (1) {
-		if (*(cp + 0x14) & 0x01) {
-			c = (volatile unsigned char) *cp;
-			return c;
-		}
-		cp++;
-		cp--;
-	}
-}
-
-unsigned char get_pair(void)
-{
-	unsigned char byte;
-
-	byte = ascii_to_bin(read_char_direct()) << 4;
-	byte |= ascii_to_bin(read_char_direct());
-	csum += byte;
-	return (byte);
-}
-
-
-void serial_putc(int ch)
-{
-	unsigned long temp;
-	for (temp = 0; temp < 1000; temp++) {
-	}
-	*(char *) 0xbd000020 = (char) ch;
-}
-
-
-int inline serial_getc(void)
-{
-	return read_char_direct();
-}
-
-int serial_ischar(void)
-{
-
-	unsigned char c, *cp;
-	unsigned count;
-	cp = (unsigned char *) 0xbd000020;
-	count = 0;
-	while (count != 100) {
-		if (*(cp + 0x14) & 0x01) {
-			c = (volatile unsigned char) *cp;
-			return c;
-		}
-		cp++;
-		cp--;
-		count++;
-	}
-	return 0;
-}
-
-int serial_init(void)
-{
-	return 0;
-}
-
-
-int galileo_dl(void)
-{
-#define display_char '.'
-#define display_error 'E'
-#define display_error_bad_7 '7'
-#define display_error_unknown 'U'
-#define display_error_length 'L'
-
-	register int length, address, save_csum;
-	int i, first, done, eof, reccount, type, client_pc;
-	int src, dbl_length;
-	unsigned char *buffptr, databuff[258], tempo;
-	register int display_counter, chunks, leftovers, putter,
-	    bytes_per_chunk;
-	display_counter = 0;
-	bytes_per_chunk = 16;
-	csum = 0;
-
-	reccount = 1;
-	for (first = 1, done = 0; !done; first = 0, reccount++) {
-		while (read_char_direct() != 'S')
-			continue;
-		csum = 0;
-		type = read_char_direct();
-		length = get_pair();
-		if (length < 0 || length >= 256) {
-			*(char *) 0xbd000020 = display_error_length;
-			//      *(char*)0xbd00000c = display_error_length;
-			return 0;
-		}
-		length--;
-		switch (type) {
-		case '0':
-			while (length-- > 0)
-				get_pair();
-			break;
-		case '3':
-			address = 0;
-			for (i = 0; i < 4; i++) {
-				address <<= 8;
-				address |= get_pair();
-				length--;
-			}
-			if (address == -1) {
-				eof = 1;
-				continue;
-			}
-			buffptr = &databuff[0];
-			dbl_length = length << 1;
-			chunks = dbl_length / bytes_per_chunk;
-			leftovers = dbl_length % bytes_per_chunk;
-			putter = bytes_per_chunk >> 1;
-			while (chunks--) {
-				for (i = 0; i < bytes_per_chunk; i++)
-					databuff[i] = read_char_direct();
-				src = i = 0;
-				while (i++ < putter) {
-					tempo =
-					    (ascii_to_bin(databuff[src++])
-					     << 4) |
-					    ascii_to_bin(databuff[src++]);
-					csum += tempo;
-					*(char *) address++ = tempo;
-				}
-			}
-			if (leftovers) {
-				putter = leftovers / 2;
-				for (i = 0; i < leftovers; i++)
-					databuff[i] = read_char_direct();
-				src = i = 0;
-				while (i++ < putter) {
-					tempo =
-					    (ascii_to_bin(databuff[src++])
-					     << 4) |
-					    ascii_to_bin(databuff[src++]);
-					csum += tempo;
-					*(char *) address++ = tempo;
-				}
-			}
-			break;
-
-		case '7':
-			address = 0;
-			for (i = 0; i < 4; i++) {
-				address <<= 8;
-				address |= get_pair();
-				length--;
-			}
-			if (address == -1) {
-				eof = 1;
-				continue;
-			}
-			client_pc = address;
-			if (length) {
-				*(char *) 0xbd000020 = display_error_bad_7;
-				//                      *(char*)0xbd00000c = display_error_bad_7;
-			}
-
-			done = 1;
-			break;
-
-		default:
-			*(char *) 0xbd000020 = display_error_unknown;
-			//              *(char*)0xbd00000c = display_error_unknown;
-
-			break;
-		}
-		save_csum = (~csum) & 0xff;
-		if ((csum = get_pair()) < 0) {
-			eof = 1;
-			continue;
-		}
-		if (csum != save_csum) {
-			*(char *) 0xbd000020 = display_error;
-			//                *(char*)0xbd00000c = display_error;
-		} else {
-
-			if (display_counter % 50 == 0) {
-				*(char *) 0xbd000020 = display_char;
-				display_counter = 0;
-			}
-			display_counter++;
-
-		}
-	}
-	--reccount;
-	dl_entry = client_pc;
-	return dl_entry;	/* Success */
-}