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-rw-r--r--common/cmd_load.c72
-rw-r--r--common/crc16.c177
-rw-r--r--common/xyzModem.c284
3 files changed, 270 insertions, 263 deletions
diff --git a/common/cmd_load.c b/common/cmd_load.c
index 31fef81..2432ee2 100644
--- a/common/cmd_load.c
+++ b/common/cmd_load.c
@@ -973,7 +973,7 @@ START:
}
static int getcxmodem(void) {
- if (tstc())
+ if (tstc())
return (getc());
return -1;
}
@@ -984,49 +984,51 @@ static ulong load_serial_ymodem (ulong offset)
int err;
int res;
connection_info_t info;
- char ymodemBuf[1024];
- ulong store_addr = ~0;
- ulong addr = 0;
+ char ymodemBuf[1024];
+ ulong store_addr = ~0;
+ ulong addr = 0;
- size=0;
- info.mode=xyzModem_ymodem;
- res=xyzModem_stream_open(&info, &err);
+ size = 0;
+ info.mode = xyzModem_ymodem;
+ res = xyzModem_stream_open (&info, &err);
if (!res) {
-
- while ((res=xyzModem_stream_read(ymodemBuf, 1024, &err)) > 0 ){
- store_addr = addr + offset;
- size+=res;
- addr+=res;
-#ifndef CFG_NO_FLASH
- if (addr2info(store_addr)) {
- int rc;
- rc = flash_write((char *)ymodemBuf,store_addr,res);
- if (rc != 0) {
- flash_perror (rc);
- return (~0);
- }
- } else
+ while ((res =
+ xyzModem_stream_read (ymodemBuf, 1024, &err)) > 0) {
+ store_addr = addr + offset;
+ size += res;
+ addr += res;
+#ifndef CFG_NO_FLASH
+ if (addr2info (store_addr)) {
+ int rc;
+
+ rc = flash_write ((char *) ymodemBuf,
+ store_addr, res);
+ if (rc != 0) {
+ flash_perror (rc);
+ return (~0);
+ }
+ } else
#endif
- {
- memcpy ((char *)(store_addr), ymodemBuf, res);
- }
-
- }
- }
- else {
- printf ("%s\n",xyzModem_error(err));
+ {
+ memcpy ((char *) (store_addr), ymodemBuf,
+ res);
+ }
+
+ }
+ } else {
+ printf ("%s\n", xyzModem_error (err));
}
-
- xyzModem_stream_close(&err);
- xyzModem_stream_terminate(false,&getcxmodem);
+
+ xyzModem_stream_close (&err);
+ xyzModem_stream_terminate (false, &getcxmodem);
flush_cache (offset, size);
- printf("## Total Size = 0x%08x = %d Bytes\n", size, size);
- sprintf(buf, "%X", size);
- setenv("filesize", buf);
+ printf ("## Total Size = 0x%08x = %d Bytes\n", size, size);
+ sprintf (buf, "%X", size);
+ setenv ("filesize", buf);
return offset;
}
diff --git a/common/crc16.c b/common/crc16.c
index d571405..3cef106 100644
--- a/common/crc16.c
+++ b/common/crc16.c
@@ -1,94 +1,96 @@
-//==========================================================================
-//
-// crc16.c
-//
-// 16 bit CRC with polynomial x^16+x^12+x^5+1
-//
-//==========================================================================
-//####ECOSGPLCOPYRIGHTBEGIN####
-// -------------------------------------------
-// This file is part of eCos, the Embedded Configurable Operating System.
-// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
-// Copyright (C) 2002 Gary Thomas
-//
-// eCos is free software; you can redistribute it and/or modify it under
-// the terms of the GNU General Public License as published by the Free
-// Software Foundation; either version 2 or (at your option) any later version.
-//
-// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
-// WARRANTY; without even the implied warranty of MERCHANTABILITY or
-// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-// for more details.
-//
-// You should have received a copy of the GNU General Public License along
-// with eCos; if not, write to the Free Software Foundation, Inc.,
-// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
-//
-// As a special exception, if other files instantiate templates or use macros
-// or inline functions from this file, or you compile this file and link it
-// with other works to produce a work based on this file, this file does not
-// by itself cause the resulting work to be covered by the GNU General Public
-// License. However the source code for this file must still be made available
-// in accordance with section (3) of the GNU General Public License.
-//
-// This exception does not invalidate any other reasons why a work based on
-// this file might be covered by the GNU General Public License.
-//
-// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
-// at http://sources.redhat.com/ecos/ecos-license/
-// -------------------------------------------
-//####ECOSGPLCOPYRIGHTEND####
-//==========================================================================
-//#####DESCRIPTIONBEGIN####
-//
-// Author(s): gthomas
-// Contributors: gthomas,asl
-// Date: 2001-01-31
-// Purpose:
-// Description:
-//
-// This code is part of eCos (tm).
-//
-//####DESCRIPTIONEND####
-//
-//==========================================================================
+/*
+ *==========================================================================
+ *
+ * crc16.c
+ *
+ * 16 bit CRC with polynomial x^16+x^12+x^5+1
+ *
+ *==========================================================================
+ *####ECOSGPLCOPYRIGHTBEGIN####
+ * -------------------------------------------
+ * This file is part of eCos, the Embedded Configurable Operating System.
+ * Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+ * Copyright (C) 2002 Gary Thomas
+ *
+ * eCos is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 or (at your option) any later version.
+ *
+ * eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with eCos; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * As a special exception, if other files instantiate templates or use macros
+ * or inline functions from this file, or you compile this file and link it
+ * with other works to produce a work based on this file, this file does not
+ * by itself cause the resulting work to be covered by the GNU General Public
+ * License. However the source code for this file must still be made available
+ * in accordance with section (3) of the GNU General Public License.
+ *
+ * This exception does not invalidate any other reasons why a work based on
+ * this file might be covered by the GNU General Public License.
+ *
+ * Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+ * at http: *sources.redhat.com/ecos/ecos-license/
+ * -------------------------------------------
+ *####ECOSGPLCOPYRIGHTEND####
+ *==========================================================================
+ *#####DESCRIPTIONBEGIN####
+ *
+ * Author(s): gthomas
+ * Contributors: gthomas,asl
+ * Date: 2001-01-31
+ * Purpose:
+ * Description:
+ *
+ * This code is part of eCos (tm).
+ *
+ *####DESCRIPTIONEND####
+ *
+ *==========================================================================
+ */
#include "crc.h"
-// Table of CRC constants - implements x^16+x^12+x^5+1
+/* Table of CRC constants - implements x^16+x^12+x^5+1 */
static const uint16_t crc16_tab[] = {
- 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
- 0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
- 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
- 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de,
- 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485,
- 0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d,
- 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4,
- 0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc,
- 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823,
- 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b,
- 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12,
- 0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a,
- 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41,
- 0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49,
- 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70,
- 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78,
- 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f,
- 0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067,
- 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e,
- 0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256,
- 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d,
- 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
- 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c,
- 0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634,
- 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab,
- 0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3,
- 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a,
- 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92,
- 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9,
- 0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1,
- 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
- 0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0,
+ 0x0000, 0x1021, 0x2042, 0x3063, 0x4084, 0x50a5, 0x60c6, 0x70e7,
+ 0x8108, 0x9129, 0xa14a, 0xb16b, 0xc18c, 0xd1ad, 0xe1ce, 0xf1ef,
+ 0x1231, 0x0210, 0x3273, 0x2252, 0x52b5, 0x4294, 0x72f7, 0x62d6,
+ 0x9339, 0x8318, 0xb37b, 0xa35a, 0xd3bd, 0xc39c, 0xf3ff, 0xe3de,
+ 0x2462, 0x3443, 0x0420, 0x1401, 0x64e6, 0x74c7, 0x44a4, 0x5485,
+ 0xa56a, 0xb54b, 0x8528, 0x9509, 0xe5ee, 0xf5cf, 0xc5ac, 0xd58d,
+ 0x3653, 0x2672, 0x1611, 0x0630, 0x76d7, 0x66f6, 0x5695, 0x46b4,
+ 0xb75b, 0xa77a, 0x9719, 0x8738, 0xf7df, 0xe7fe, 0xd79d, 0xc7bc,
+ 0x48c4, 0x58e5, 0x6886, 0x78a7, 0x0840, 0x1861, 0x2802, 0x3823,
+ 0xc9cc, 0xd9ed, 0xe98e, 0xf9af, 0x8948, 0x9969, 0xa90a, 0xb92b,
+ 0x5af5, 0x4ad4, 0x7ab7, 0x6a96, 0x1a71, 0x0a50, 0x3a33, 0x2a12,
+ 0xdbfd, 0xcbdc, 0xfbbf, 0xeb9e, 0x9b79, 0x8b58, 0xbb3b, 0xab1a,
+ 0x6ca6, 0x7c87, 0x4ce4, 0x5cc5, 0x2c22, 0x3c03, 0x0c60, 0x1c41,
+ 0xedae, 0xfd8f, 0xcdec, 0xddcd, 0xad2a, 0xbd0b, 0x8d68, 0x9d49,
+ 0x7e97, 0x6eb6, 0x5ed5, 0x4ef4, 0x3e13, 0x2e32, 0x1e51, 0x0e70,
+ 0xff9f, 0xefbe, 0xdfdd, 0xcffc, 0xbf1b, 0xaf3a, 0x9f59, 0x8f78,
+ 0x9188, 0x81a9, 0xb1ca, 0xa1eb, 0xd10c, 0xc12d, 0xf14e, 0xe16f,
+ 0x1080, 0x00a1, 0x30c2, 0x20e3, 0x5004, 0x4025, 0x7046, 0x6067,
+ 0x83b9, 0x9398, 0xa3fb, 0xb3da, 0xc33d, 0xd31c, 0xe37f, 0xf35e,
+ 0x02b1, 0x1290, 0x22f3, 0x32d2, 0x4235, 0x5214, 0x6277, 0x7256,
+ 0xb5ea, 0xa5cb, 0x95a8, 0x8589, 0xf56e, 0xe54f, 0xd52c, 0xc50d,
+ 0x34e2, 0x24c3, 0x14a0, 0x0481, 0x7466, 0x6447, 0x5424, 0x4405,
+ 0xa7db, 0xb7fa, 0x8799, 0x97b8, 0xe75f, 0xf77e, 0xc71d, 0xd73c,
+ 0x26d3, 0x36f2, 0x0691, 0x16b0, 0x6657, 0x7676, 0x4615, 0x5634,
+ 0xd94c, 0xc96d, 0xf90e, 0xe92f, 0x99c8, 0x89e9, 0xb98a, 0xa9ab,
+ 0x5844, 0x4865, 0x7806, 0x6827, 0x18c0, 0x08e1, 0x3882, 0x28a3,
+ 0xcb7d, 0xdb5c, 0xeb3f, 0xfb1e, 0x8bf9, 0x9bd8, 0xabbb, 0xbb9a,
+ 0x4a75, 0x5a54, 0x6a37, 0x7a16, 0x0af1, 0x1ad0, 0x2ab3, 0x3a92,
+ 0xfd2e, 0xed0f, 0xdd6c, 0xcd4d, 0xbdaa, 0xad8b, 0x9de8, 0x8dc9,
+ 0x7c26, 0x6c07, 0x5c64, 0x4c45, 0x3ca2, 0x2c83, 0x1ce0, 0x0cc1,
+ 0xef1f, 0xff3e, 0xcf5d, 0xdf7c, 0xaf9b, 0xbfba, 0x8fd9, 0x9ff8,
+ 0x6e17, 0x7e36, 0x4e55, 0x5e74, 0x2e93, 0x3eb2, 0x0ed1, 0x1ef0,
};
uint16_t
@@ -103,4 +105,3 @@ cyg_crc16(unsigned char *buf, int len)
}
return cksum;
}
-
diff --git a/common/xyzModem.c b/common/xyzModem.c
index 3c86b13..4a137bf 100644
--- a/common/xyzModem.c
+++ b/common/xyzModem.c
@@ -1,65 +1,67 @@
-//==========================================================================
-//
-// xyzModem.c
-//
-// RedBoot stream handler for xyzModem protocol
-//
-//==========================================================================
-//####ECOSGPLCOPYRIGHTBEGIN####
-// -------------------------------------------
-// This file is part of eCos, the Embedded Configurable Operating System.
-// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
-// Copyright (C) 2002 Gary Thomas
-//
-// eCos is free software; you can redistribute it and/or modify it under
-// the terms of the GNU General Public License as published by the Free
-// Software Foundation; either version 2 or (at your option) any later version.
-//
-// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
-// WARRANTY; without even the implied warranty of MERCHANTABILITY or
-// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-// for more details.
-//
-// You should have received a copy of the GNU General Public License along
-// with eCos; if not, write to the Free Software Foundation, Inc.,
-// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
-//
-// As a special exception, if other files instantiate templates or use macros
-// or inline functions from this file, or you compile this file and link it
-// with other works to produce a work based on this file, this file does not
-// by itself cause the resulting work to be covered by the GNU General Public
-// License. However the source code for this file must still be made available
-// in accordance with section (3) of the GNU General Public License.
-//
-// This exception does not invalidate any other reasons why a work based on
-// this file might be covered by the GNU General Public License.
-//
-// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
-// at http://sources.redhat.com/ecos/ecos-license/
-// -------------------------------------------
-//####ECOSGPLCOPYRIGHTEND####
-//==========================================================================
-//#####DESCRIPTIONBEGIN####
-//
-// Author(s): gthomas
-// Contributors: gthomas, tsmith, Yoshinori Sato
-// Date: 2000-07-14
-// Purpose:
-// Description:
-//
-// This code is part of RedBoot (tm).
-//
-//####DESCRIPTIONEND####
-//
-//==========================================================================
+/*
+ *==========================================================================
+ *
+ * xyzModem.c
+ *
+ * RedBoot stream handler for xyzModem protocol
+ *
+ *==========================================================================
+ *####ECOSGPLCOPYRIGHTBEGIN####
+ * -------------------------------------------
+ * This file is part of eCos, the Embedded Configurable Operating System.
+ * Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
+ * Copyright (C) 2002 Gary Thomas
+ *
+ * eCos is free software; you can redistribute it and/or modify it under
+ * the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 or (at your option) any later version.
+ *
+ * eCos is distributed in the hope that it will be useful, but WITHOUT ANY
+ * WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with eCos; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * As a special exception, if other files instantiate templates or use macros
+ * or inline functions from this file, or you compile this file and link it
+ * with other works to produce a work based on this file, this file does not
+ * by itself cause the resulting work to be covered by the GNU General Public
+ * License. However the source code for this file must still be made available
+ * in accordance with section (3) of the GNU General Public License.
+ *
+ * This exception does not invalidate any other reasons why a work based on
+ * this file might be covered by the GNU General Public License.
+ *
+ * Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
+ * at http: *sources.redhat.com/ecos/ecos-license/
+ * -------------------------------------------
+ *####ECOSGPLCOPYRIGHTEND####
+ *==========================================================================
+ *#####DESCRIPTIONBEGIN####
+ *
+ * Author(s): gthomas
+ * Contributors: gthomas, tsmith, Yoshinori Sato
+ * Date: 2000-07-14
+ * Purpose:
+ * Description:
+ *
+ * This code is part of RedBoot (tm).
+ *
+ *####DESCRIPTIONEND####
+ *
+ *==========================================================================
+ */
#include <common.h>
#include <xyzModem.h>
#include <stdarg.h>
#include <crc.h>
-// Assumption - run xyzModem protocol over the console port
+/* Assumption - run xyzModem protocol over the console port */
-// Values magic to the protocol
+/* Values magic to the protocol */
#define SOH 0x01
#define STX 0x02
#define EOT 0x04
@@ -67,11 +69,11 @@
#define BSP 0x08
#define NAK 0x15
#define CAN 0x18
-#define EOF 0x1A // ^Z for DOS officionados
+#define EOF 0x1A /* ^Z for DOS officionados */
#define USE_YMODEM_LENGTH
-// Data & state local to the protocol
+/* Data & state local to the protocol */
static struct {
#ifdef REDBOOT
hal_virtual_comm_table_t* __chan;
@@ -80,7 +82,7 @@ static struct {
#endif
unsigned char pkt[1024], *bufp;
unsigned char blk,cblk,crc1,crc2;
- unsigned char next_blk; // Expected block
+ unsigned char next_blk; /* Expected block */
int len, mode, total_retries;
int total_SOH, total_STX, total_CAN;
bool crc_mode, at_eof, tx_ack;
@@ -89,13 +91,13 @@ static struct {
#endif
} xyz;
-#define xyzModem_CHAR_TIMEOUT 2000 // 2 seconds
+#define xyzModem_CHAR_TIMEOUT 2000 /* 2 seconds */
#define xyzModem_MAX_RETRIES 20
#define xyzModem_MAX_RETRIES_WITH_CRC 10
-#define xyzModem_CAN_COUNT 3 // Wait for 3 CAN before quitting
+#define xyzModem_CAN_COUNT 3 /* Wait for 3 CAN before quitting */
-#ifndef REDBOOT //SB
+#ifndef REDBOOT /*SB */
typedef int cyg_int32;
int CYGACC_COMM_IF_GETC_TIMEOUT (char chan,char *c) {
#define DELAY 20
@@ -115,7 +117,7 @@ void CYGACC_COMM_IF_PUTC(char x,char y) {
putc(y);
}
-// Validate a hex character
+/* Validate a hex character */
__inline__ static bool
_is_hex(char c)
{
@@ -124,7 +126,7 @@ _is_hex(char c)
((c >= 'a') && (c <= 'f')));
}
-// Convert a single hex nibble
+/* Convert a single hex nibble */
__inline__ static int
_from_hex(char c)
{
@@ -140,7 +142,7 @@ _from_hex(char c)
return ret;
}
-// Convert a character to lower case
+/* Convert a character to lower case */
__inline__ static char
_tolower(char c)
{
@@ -150,11 +152,7 @@ _tolower(char c)
return c;
}
-
-
-//
-// Parse (scan) a number
-//
+/* Parse (scan) a number */
bool
parse_num(char *s, unsigned long *val, char **es, char *delim)
{
@@ -173,10 +171,10 @@ parse_num(char *s, unsigned long *val, char **es, char *delim)
first = false;
c = *s++;
if (_is_hex(c) && ((digit = _from_hex(c)) < radix)) {
- // Valid digit
+ /* Valid digit */
#ifdef CYGPKG_HAL_MIPS
- // FIXME: tx49 compiler generates 0x2539018 for MUL which
- // isn't any good.
+ /* FIXME: tx49 compiler generates 0x2539018 for MUL which */
+ /* isn't any good. */
if (16 == radix)
result = result << 4;
else
@@ -187,12 +185,12 @@ parse_num(char *s, unsigned long *val, char **es, char *delim)
#endif
} else {
if (delim != (char *)0) {
- // See if this character is one of the delimiters
+ /* See if this character is one of the delimiters */
char *dp = delim;
while (*dp && (c != *dp)) dp++;
- if (*dp) break; // Found a good delimiter
+ if (*dp) break; /* Found a good delimiter */
}
- return false; // Malformatted number
+ return false; /* Malformatted number */
}
}
*val = result;
@@ -207,11 +205,11 @@ parse_num(char *s, unsigned long *val, char **es, char *delim)
#define USE_SPRINTF
#ifdef DEBUG
#ifndef USE_SPRINTF
-//
-// Note: this debug setup only works if the target platform has two serial ports
-// available so that the other one (currently only port 1) can be used for debug
-// messages.
-//
+/*
+ * Note: this debug setup only works if the target platform has two serial ports
+ * available so that the other one (currently only port 1) can be used for debug
+ * messages.
+ */
static int
zm_dprintf(char *fmt, ...)
{
@@ -235,9 +233,9 @@ zm_flush(void)
}
#else
-//
-// Note: this debug setup works by storing the strings in a fixed buffer
-//
+/*
+ * Note: this debug setup works by storing the strings in a fixed buffer
+ */
#define FINAL
#ifdef FINAL
static char *zm_out = (char *)0x00380000;
@@ -308,7 +306,7 @@ zm_dump(int line)
#define ZM_DEBUG(x)
#endif
-// Wait for the line to go idle
+/* Wait for the line to go idle */
static void
xyzModem_flush(void)
{
@@ -330,7 +328,7 @@ xyzModem_get_hdr(void)
unsigned short cksum;
ZM_DEBUG(zm_new());
- // Find the start of a header
+ /* Find the start of a header */
can_total = 0;
hdr_chars = 0;
@@ -356,11 +354,11 @@ xyzModem_get_hdr(void)
if (++can_total == xyzModem_CAN_COUNT) {
return xyzModem_cancel;
} else {
- // Wait for multiple CAN to avoid early quits
+ /* Wait for multiple CAN to avoid early quits */
break;
}
case EOT:
- // EOT only supported if no noise
+ /* EOT only supported if no noise */
if (hdr_chars == 1) {
CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
ZM_DEBUG(zm_dprintf("ACK on EOT #%d\n", __LINE__));
@@ -368,19 +366,19 @@ xyzModem_get_hdr(void)
return xyzModem_eof;
}
default:
- // Ignore, waiting for start of header
+ /* Ignore, waiting for start of header */
;
}
} else {
- // Data stream timed out
- xyzModem_flush(); // Toss any current input
+ /* Data stream timed out */
+ xyzModem_flush(); /* Toss any current input */
ZM_DEBUG(zm_dump(__LINE__));
CYGACC_CALL_IF_DELAY_US((cyg_int32)250000);
return xyzModem_timeout;
}
}
- // Header found, now read the data
+ /* Header found, now read the data */
res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &xyz.blk);
ZM_DEBUG(zm_save(xyz.blk));
if (!res) {
@@ -420,18 +418,18 @@ xyzModem_get_hdr(void)
}
}
ZM_DEBUG(zm_dump(__LINE__));
- // Validate the message
+ /* Validate the message */
if ((xyz.blk ^ xyz.cblk) != (unsigned char)0xFF) {
ZM_DEBUG(zm_dprintf("Framing error - blk: %x/%x/%x\n", xyz.blk, xyz.cblk, (xyz.blk ^ xyz.cblk)));
ZM_DEBUG(zm_dump_buf(xyz.pkt, xyz.len));
xyzModem_flush();
return xyzModem_frame;
}
- // Verify checksum/CRC
+ /* Verify checksum/CRC */
if (xyz.crc_mode) {
cksum = cyg_crc16(xyz.pkt, xyz.len);
if (cksum != ((xyz.crc1 << 8) | xyz.crc2)) {
- ZM_DEBUG(zm_dprintf("CRC error - recvd: %02x%02x, computed: %x\n",
+ ZM_DEBUG(zm_dprintf("CRC error - recvd: %02x%02x, computed: %x\n",
xyz.crc1, xyz.crc2, cksum & 0xFFFF));
return xyzModem_cksum;
}
@@ -445,18 +443,18 @@ xyzModem_get_hdr(void)
return xyzModem_cksum;
}
}
- // If we get here, the message passes [structural] muster
+ /* If we get here, the message passes [structural] muster */
return 0;
}
-int
+int
xyzModem_stream_open(connection_info_t *info, int *err)
{
int console_chan, stat=0;
int retries = xyzModem_MAX_RETRIES;
int crc_retries = xyzModem_MAX_RETRIES_WITH_CRC;
-// ZM_DEBUG(zm_out = zm_out_start);
+/* ZM_DEBUG(zm_out = zm_out_start); */
#ifdef xyzModem_zmodem
if (info->mode == xyzModem_zmodem) {
*err = xyzModem_noZmodem;
@@ -465,7 +463,7 @@ xyzModem_stream_open(connection_info_t *info, int *err)
#endif
#ifdef REDBOOT
- // Set up the I/O channel. Note: this allows for using a different port in the future
+ /* Set up the I/O channel. Note: this allows for using a different port in the future */
console_chan = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
if (info->chan >= 0) {
CYGACC_CALL_IF_SET_CONSOLE_COMM(info->chan);
@@ -477,9 +475,9 @@ xyzModem_stream_open(connection_info_t *info, int *err)
CYGACC_CALL_IF_SET_CONSOLE_COMM(console_chan);
CYGACC_COMM_IF_CONTROL(*xyz.__chan, __COMMCTL_SET_TIMEOUT, xyzModem_CHAR_TIMEOUT);
#else
-// TODO: CHECK !
+/* TODO: CHECK ! */
int dummy;
- xyz.__chan=&dummy;
+ xyz.__chan=&dummy;
#endif
xyz.len = 0;
xyz.crc_mode = true;
@@ -494,11 +492,11 @@ xyzModem_stream_open(connection_info_t *info, int *err)
xyz.read_length = 0;
xyz.file_length = 0;
#endif
-
+
CYGACC_COMM_IF_PUTC(*xyz.__chan, (xyz.crc_mode ? 'C' : NAK));
if (xyz.mode == xyzModem_xmodem) {
- // X-modem doesn't have an information header - exit here
+ /* X-modem doesn't have an information header - exit here */
xyz.next_blk = 1;
return 0;
}
@@ -506,24 +504,24 @@ xyzModem_stream_open(connection_info_t *info, int *err)
while (retries-- > 0) {
stat = xyzModem_get_hdr();
if (stat == 0) {
- // Y-modem file information header
+ /* Y-modem file information header */
if (xyz.blk == 0) {
#ifdef USE_YMODEM_LENGTH
- // skip filename
+ /* skip filename */
while (*xyz.bufp++);
- // get the length
+ /* get the length */
parse_num(xyz.bufp, &xyz.file_length, NULL, " ");
#endif
- // The rest of the file name data block quietly discarded
+ /* The rest of the file name data block quietly discarded */
xyz.tx_ack = true;
}
xyz.next_blk = 1;
xyz.len = 0;
return 0;
- } else
+ } else
if (stat == xyzModem_timeout) {
if (--crc_retries <= 0) xyz.crc_mode = false;
- CYGACC_CALL_IF_DELAY_US(5*100000); // Extra delay for startup
+ CYGACC_CALL_IF_DELAY_US(5*100000); /* Extra delay for startup */
CYGACC_COMM_IF_PUTC(*xyz.__chan, (xyz.crc_mode ? 'C' : NAK));
xyz.total_retries++;
ZM_DEBUG(zm_dprintf("NAK (%d)\n", __LINE__));
@@ -537,7 +535,7 @@ xyzModem_stream_open(connection_info_t *info, int *err)
return -1;
}
-int
+int
xyzModem_stream_read(char *buf, int size, int *err)
{
int stat, total, len;
@@ -545,7 +543,7 @@ xyzModem_stream_read(char *buf, int size, int *err)
total = 0;
stat = xyzModem_cancel;
- // Try and get 'size' bytes into the buffer
+ /* Try and get 'size' bytes into the buffer */
while (!xyz.at_eof && (size > 0)) {
if (xyz.len == 0) {
retries = xyzModem_MAX_RETRIES;
@@ -562,8 +560,8 @@ xyzModem_stream_read(char *buf, int size, int *err)
#else
if (1) {
#endif
- // Data blocks can be padded with ^Z (EOF) characters
- // This code tries to detect and remove them
+ /* Data blocks can be padded with ^Z (EOF) characters */
+ /* This code tries to detect and remove them */
if ((xyz.bufp[xyz.len-1] == EOF) &&
(xyz.bufp[xyz.len-2] == EOF) &&
(xyz.bufp[xyz.len-3] == EOF)) {
@@ -574,10 +572,12 @@ xyzModem_stream_read(char *buf, int size, int *err)
}
#ifdef USE_YMODEM_LENGTH
- // See if accumulated length exceeds that of the file.
- // If so, reduce size (i.e., cut out pad bytes)
- // Only do this for Y-modem (and Z-modem should it ever
- // be supported since it can fall back to Y-modem mode).
+ /*
+ * See if accumulated length exceeds that of the file.
+ * If so, reduce size (i.e., cut out pad bytes)
+ * Only do this for Y-modem (and Z-modem should it ever
+ * be supported since it can fall back to Y-modem mode).
+ */
if (xyz.mode != xyzModem_xmodem && 0 != xyz.file_length) {
xyz.read_length += xyz.len;
if (xyz.read_length > xyz.file_length) {
@@ -587,9 +587,9 @@ xyzModem_stream_read(char *buf, int size, int *err)
#endif
break;
} else if (xyz.blk == ((xyz.next_blk - 1) & 0xFF)) {
- // Just re-ACK this so sender will get on with it
+ /* Just re-ACK this so sender will get on with it */
CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
- continue; // Need new header
+ continue; /* Need new header */
} else {
stat = xyzModem_sequence;
}
@@ -604,7 +604,7 @@ xyzModem_stream_read(char *buf, int size, int *err)
CYGACC_COMM_IF_PUTC(*xyz.__chan, (xyz.crc_mode ? 'C' : NAK));
xyz.total_retries++;
ZM_DEBUG(zm_dprintf("Reading Final Header\n"));
- stat = xyzModem_get_hdr();
+ stat = xyzModem_get_hdr();
CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
ZM_DEBUG(zm_dprintf("FINAL ACK (%d)\n", __LINE__));
}
@@ -621,7 +621,7 @@ xyzModem_stream_read(char *buf, int size, int *err)
return total;
}
}
- // Don't "read" data from the EOF protocol package
+ /* Don't "read" data from the EOF protocol package */
if (!xyz.at_eof) {
len = xyz.len;
if (size < len) len = size;
@@ -639,15 +639,15 @@ xyzModem_stream_read(char *buf, int size, int *err)
void
xyzModem_stream_close(int *err)
{
- diag_printf("xyzModem - %s mode, %d(SOH)/%d(STX)/%d(CAN) packets, %d retries\n",
+ diag_printf("xyzModem - %s mode, %d(SOH)/%d(STX)/%d(CAN) packets, %d retries\n",
xyz.crc_mode ? "CRC" : "Cksum",
xyz.total_SOH, xyz.total_STX, xyz.total_CAN,
xyz.total_retries);
ZM_DEBUG(zm_flush());
}
-// Need to be able to clean out the input buffer, so have to take the
-// getc
+/* Need to be able to clean out the input buffer, so have to take the */
+/* getc */
void xyzModem_stream_terminate(bool abort, int (*getc)(void))
{
int c;
@@ -657,8 +657,8 @@ void xyzModem_stream_terminate(bool abort, int (*getc)(void))
switch (xyz.mode) {
case xyzModem_xmodem:
case xyzModem_ymodem:
- // The X/YMODEM Spec seems to suggest that multiple CAN followed by an equal
- // number of Backspaces is a friendly way to get the other end to abort.
+ /* The X/YMODEM Spec seems to suggest that multiple CAN followed by an equal */
+ /* number of Backspaces is a friendly way to get the other end to abort. */
CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
@@ -667,29 +667,33 @@ void xyzModem_stream_terminate(bool abort, int (*getc)(void))
CYGACC_COMM_IF_PUTC(*xyz.__chan,BSP);
CYGACC_COMM_IF_PUTC(*xyz.__chan,BSP);
CYGACC_COMM_IF_PUTC(*xyz.__chan,BSP);
- // Now consume the rest of what's waiting on the line.
+ /* Now consume the rest of what's waiting on the line. */
ZM_DEBUG(zm_dprintf("Flushing serial line.\n"));
xyzModem_flush();
xyz.at_eof = true;
break;
#ifdef xyzModem_zmodem
case xyzModem_zmodem:
- // Might support it some day I suppose.
+ /* Might support it some day I suppose. */
#endif
break;
}
} else {
ZM_DEBUG(zm_dprintf("Engaging cleanup mode...\n"));
- // Consume any trailing crap left in the inbuffer from
- // previous recieved blocks. Since very few files are an exact multiple
- // of the transfer block size, there will almost always be some gunk here.
- // If we don't eat it now, RedBoot will think the user typed it.
+ /*
+ * Consume any trailing crap left in the inbuffer from
+ * previous recieved blocks. Since very few files are an exact multiple
+ * of the transfer block size, there will almost always be some gunk here.
+ * If we don't eat it now, RedBoot will think the user typed it.
+ */
ZM_DEBUG(zm_dprintf("Trailing gunk:\n"));
while ((c = (*getc)()) > -1) ;
ZM_DEBUG(zm_dprintf("\n"));
- // Make a small delay to give terminal programs like minicom
- // time to get control again after their file transfer program
- // exits.
+ /*
+ * Make a small delay to give terminal programs like minicom
+ * time to get control again after their file transfer program
+ * exits.
+ */
CYGACC_CALL_IF_DELAY_US((cyg_int32)250000);
}
}
@@ -728,12 +732,12 @@ xyzModem_error(int err)
}
}
-//
-// RedBoot interface
-//
-#if 0 // SB
+/*
+ * RedBoot interface
+ */
+#if 0 /* SB */
GETC_IO_FUNCS(xyzModem_io, xyzModem_stream_open, xyzModem_stream_close,
xyzModem_stream_terminate, xyzModem_stream_read, xyzModem_error);
RedBoot_load(xmodem, xyzModem_io, false, false, xyzModem_xmodem);
RedBoot_load(ymodem, xyzModem_io, false, false, xyzModem_ymodem);
-#endif
+#endif