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-rw-r--r--CHANGELOG6
-rw-r--r--board/delta/config.mk2
-rw-r--r--board/delta/delta.c44
-rw-r--r--common/Makefile2
-rw-r--r--common/cmd_load.c104
-rw-r--r--common/crc16.c106
-rw-r--r--common/xyzModem.c739
-rw-r--r--include/configs/delta.h20
-rw-r--r--include/crc.h101
-rw-r--r--include/xyzModem.h112
10 files changed, 1198 insertions, 38 deletions
diff --git a/CHANGELOG b/CHANGELOG
index a1b5250..fdb6aae 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,12 @@
Changes since U-Boot 1.1.4:
======================================================================
+* Add support for ymodem protocol download
+ Patch by Stefano Babic, 29 Mar 2006
+
+* Memory Map Update for Delta board: U-Boot is at 0x80000000-0x84000000
+ Merge from Markus Klotzbücher's repo, 01 Apr 2006
+
* GCC-4.x fixes: clean up global data pointer initialization for all
boards
diff --git a/board/delta/config.mk b/board/delta/config.mk
index 9564625..c72e956 100644
--- a/board/delta/config.mk
+++ b/board/delta/config.mk
@@ -2,7 +2,7 @@
#TEXT_BASE = 0xa1700000
#TEXT_BASE = 0xa3080000
#TEXT_BASE = 0x9ffe0000
-TEXT_BASE = 0xa3008000
+TEXT_BASE = 0x83008000
# Compile the new NAND code (needed iff #ifdef CONFIG_NEW_NAND_CODE)
BOARDLIBS = drivers/nand/libnand.a
diff --git a/board/delta/delta.c b/board/delta/delta.c
index 2b72386..b7671dd 100644
--- a/board/delta/delta.c
+++ b/board/delta/delta.c
@@ -77,40 +77,56 @@ int dram_init (void)
return 0;
}
-/* initialize the DA9030 Power Controller */
-static void init_DA9030()
+void i2c_init_board()
{
- uchar addr = (uchar) DA9030_I2C_ADDR, val = 0;
+ CKENB |= (CKENB_4_I2C);
/* setup I2C GPIO's */
GPIO32 = 0x801; /* SCL = Alt. Fkt. 1 */
GPIO33 = 0x801; /* SDA = Alt. Fkt. 1 */
+}
- /* rising Edge on EXTON */
- GPIO17 = 0x8800;
- udelay(5);
- GPIO17 = 0xc800;
- udelay(100000); /* wait for DA9030 */
+/* initialize the DA9030 Power Controller */
+static void init_DA9030()
+{
+ uchar addr = (uchar) DA9030_I2C_ADDR, val = 0;
+
+ CKENB |= CKENB_7_GPIO;
+ udelay(100);
+
+ /* Rising Edge on EXTON to reset DA9030 */
+ GPIO17 = 0x8800; /* configure GPIO17, no pullup, -down */
+ GPDR0 |= (1<<17); /* GPIO17 is output */
+ GSDR0 = (1<<17);
+ GPCR0 = (1<<17); /* drive GPIO17 low */
+ GPSR0 = (1<<17); /* drive GPIO17 high */
+
+#if CFG_DA9030_EXTON_DELAY
+ udelay((unsigned long) CFG_DA9030_EXTON_DELAY); /* wait for DA9030 */
+#endif
+ GPCR0 = (1<<17); /* drive GPIO17 low */
/* reset the watchdog and go active (0xec) */
val = (SYS_CONTROL_A_HWRES_ENABLE |
(0x6<<4) |
SYS_CONTROL_A_WDOG_ACTION |
SYS_CONTROL_A_WATCHDOG);
-
- i2c_reg_write(addr, SYS_CONTROL_A, val);
+ if(i2c_write(addr, SYS_CONTROL_A, 1, &val, 1)) {
+ printf("Error accessing DA9030 via i2c.\n");
+ return;
+ }
i2c_reg_write(addr, REG_CONTROL_1_97, 0xfd); /* disable LDO1, enable LDO6 */
i2c_reg_write(addr, LDO2_3, 0xd1); /* LDO2 =1,9V, LDO3=3,1V */
i2c_reg_write(addr, LDO4_5, 0xcc); /* LDO2 =1,9V, LDO3=3,1V */
- i2c_reg_write(addr, LDO6_SIMCP, 0x3e); /* LDO6=3,2V, SIMCP = 5V support */
+ i2c_reg_write(addr, LDO6_SIMCP, 0x3e); /* LDO6=3,2V, SIMCP = 5V support */
i2c_reg_write(addr, LDO7_8, 0xc9); /* LDO7=2,7V, LDO8=3,0V */
i2c_reg_write(addr, LDO9_12, 0xec); /* LDO9=3,0V, LDO12=3,2V */
- i2c_reg_write(addr, BUCK, 0x0c); /* Buck=1.2V */
+ i2c_reg_write(addr, BUCK, 0x0c); /* Buck=1.2V */
i2c_reg_write(addr, REG_CONTROL_2_98, 0x7f); /* All LDO'S on 8,9,10,11,12,14 */
- i2c_reg_write(addr, LDO_10_11, 0xcc); /* LDO10=3.0V LDO11=3.0V */
+ i2c_reg_write(addr, LDO_10_11, 0xcc); /* LDO10=3.0V LDO11=3.0V */
i2c_reg_write(addr, LDO_15, 0xae); /* LDO15=1.8V, dislock first 3bit */
- i2c_reg_write(addr, LDO_14_16, 0x05); /* LDO14=2.8V, LDO16=NB */
+ i2c_reg_write(addr, LDO_14_16, 0x05); /* LDO14=2.8V, LDO16=NB */
i2c_reg_write(addr, LDO_18_19, 0x9c); /* LDO18=3.0V, LDO19=2.7V */
i2c_reg_write(addr, LDO_17_SIMCP0, 0x2c); /* LDO17=3.0V, SIMCP=3V support */
i2c_reg_write(addr, BUCK2_DVC1, 0x9a); /* Buck2=1.5V plus Update support of 520 MHz */
diff --git a/common/Makefile b/common/Makefile
index 7dbf84a..eb0b5da 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -51,7 +51,7 @@ COBJS = main.o ACEX1K.o altera.o bedbug.o circbuf.o \
memsize.o miiphybb.o miiphyutil.o \
s_record.o serial.o soft_i2c.o soft_spi.o spartan2.o spartan3.o \
usb.o usb_kbd.o usb_storage.o \
- virtex2.o xilinx.o
+ virtex2.o xilinx.o crc16.o xyzModem.o
OBJS = $(AOBJS) $(COBJS)
diff --git a/common/cmd_load.c b/common/cmd_load.c
index b18709a..31fef81 100644
--- a/common/cmd_load.c
+++ b/common/cmd_load.c
@@ -29,11 +29,13 @@
#include <s_record.h>
#include <net.h>
#include <exports.h>
+#include <xyzModem.h>
DECLARE_GLOBAL_DATA_PTR;
#if (CONFIG_COMMANDS & CFG_CMD_LOADS)
static ulong load_serial (ulong offset);
+static ulong load_serial_ymodem (ulong offset);
static int read_record (char *buf, ulong len);
# if (CONFIG_COMMANDS & CFG_CMD_SAVES)
static int save_serial (ulong offset, ulong size);
@@ -471,21 +473,31 @@ int do_load_serial_bin (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
}
}
- printf ("## Ready for binary (kermit) download "
- "to 0x%08lX at %d bps...\n",
- offset,
- load_baudrate);
- addr = load_serial_bin (offset);
+ if (strcmp(argv[0],"loady")==0) {
+ printf ("## Ready for binary (ymodem) download "
+ "to 0x%08lX at %d bps...\n",
+ offset,
+ load_baudrate);
+
+ addr = load_serial_ymodem (offset);
- if (addr == ~0) {
- load_addr = 0;
- printf ("## Binary (kermit) download aborted\n");
- rcode = 1;
} else {
- printf ("## Start Addr = 0x%08lX\n", addr);
- load_addr = addr;
- }
+ printf ("## Ready for binary (kermit) download "
+ "to 0x%08lX at %d bps...\n",
+ offset,
+ load_baudrate);
+ addr = load_serial_bin (offset);
+
+ if (addr == ~0) {
+ load_addr = 0;
+ printf ("## Binary (kermit) download aborted\n");
+ rcode = 1;
+ } else {
+ printf ("## Start Addr = 0x%08lX\n", addr);
+ load_addr = addr;
+ }
+ }
if (load_baudrate != current_baudrate) {
printf ("## Switch baudrate to %d bps and press ESC ...\n",
current_baudrate);
@@ -959,6 +971,66 @@ START:
}
return ((ulong) os_data_addr - (ulong) bin_start_address);
}
+
+static int getcxmodem(void) {
+ if (tstc())
+ return (getc());
+ return -1;
+}
+static ulong load_serial_ymodem (ulong offset)
+{
+ int size;
+ char buf[32];
+ int err;
+ int res;
+ connection_info_t info;
+ char ymodemBuf[1024];
+ ulong store_addr = ~0;
+ ulong addr = 0;
+
+ 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
+#endif
+ {
+ memcpy ((char *)(store_addr), ymodemBuf, res);
+ }
+
+ }
+ }
+ else {
+ printf ("%s\n",xyzModem_error(err));
+ }
+
+ 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);
+
+ return offset;
+}
+
#endif /* CFG_CMD_LOADB */
/* -------------------------------------------------------------------- */
@@ -1018,6 +1090,14 @@ U_BOOT_CMD(
" with offset 'off' and baudrate 'baud'\n"
);
+U_BOOT_CMD(
+ loady, 3, 0, do_load_serial_bin,
+ "loady - load binary file over serial line (ymodem mode)\n",
+ "[ off ] [ baud ]\n"
+ " - load binary file over serial line"
+ " with offset 'off' and baudrate 'baud'\n"
+);
+
#endif /* CFG_CMD_LOADB */
/* -------------------------------------------------------------------- */
diff --git a/common/crc16.c b/common/crc16.c
new file mode 100644
index 0000000..d571405
--- /dev/null
+++ b/common/crc16.c
@@ -0,0 +1,106 @@
+//==========================================================================
+//
+// 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
+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,
+};
+
+uint16_t
+cyg_crc16(unsigned char *buf, int len)
+{
+ int i;
+ uint16_t cksum;
+
+ cksum = 0;
+ for (i = 0; i < len; i++) {
+ cksum = crc16_tab[((cksum>>8) ^ *buf++) & 0xFF] ^ (cksum << 8);
+ }
+ return cksum;
+}
+
diff --git a/common/xyzModem.c b/common/xyzModem.c
new file mode 100644
index 0000000..3c86b13
--- /dev/null
+++ b/common/xyzModem.c
@@ -0,0 +1,739 @@
+//==========================================================================
+//
+// 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
+
+// Values magic to the protocol
+#define SOH 0x01
+#define STX 0x02
+#define EOT 0x04
+#define ACK 0x06
+#define BSP 0x08
+#define NAK 0x15
+#define CAN 0x18
+#define EOF 0x1A // ^Z for DOS officionados
+
+#define USE_YMODEM_LENGTH
+
+// Data & state local to the protocol
+static struct {
+#ifdef REDBOOT
+ hal_virtual_comm_table_t* __chan;
+#else
+ int *__chan;
+#endif
+ unsigned char pkt[1024], *bufp;
+ unsigned char blk,cblk,crc1,crc2;
+ 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;
+#ifdef USE_YMODEM_LENGTH
+ unsigned long file_length, read_length;
+#endif
+} xyz;
+
+#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
+
+
+#ifndef REDBOOT //SB
+typedef int cyg_int32;
+int CYGACC_COMM_IF_GETC_TIMEOUT (char chan,char *c) {
+#define DELAY 20
+ unsigned long counter=0;
+ while (!tstc() && (counter < xyzModem_CHAR_TIMEOUT*1000/DELAY)) {
+ udelay(DELAY);
+ counter++;
+ }
+ if (tstc()) {
+ *c=getc();
+ return 1;
+ }
+ return 0;
+}
+
+void CYGACC_COMM_IF_PUTC(char x,char y) {
+ putc(y);
+}
+
+// Validate a hex character
+__inline__ static bool
+_is_hex(char c)
+{
+ return (((c >= '0') && (c <= '9')) ||
+ ((c >= 'A') && (c <= 'F')) ||
+ ((c >= 'a') && (c <= 'f')));
+}
+
+// Convert a single hex nibble
+__inline__ static int
+_from_hex(char c)
+{
+ int ret = 0;
+
+ if ((c >= '0') && (c <= '9')) {
+ ret = (c - '0');
+ } else if ((c >= 'a') && (c <= 'f')) {
+ ret = (c - 'a' + 0x0a);
+ } else if ((c >= 'A') && (c <= 'F')) {
+ ret = (c - 'A' + 0x0A);
+ }
+ return ret;
+}
+
+// Convert a character to lower case
+__inline__ static char
+_tolower(char c)
+{
+ if ((c >= 'A') && (c <= 'Z')) {
+ c = (c - 'A') + 'a';
+ }
+ return c;
+}
+
+
+
+//
+// Parse (scan) a number
+//
+bool
+parse_num(char *s, unsigned long *val, char **es, char *delim)
+{
+ bool first = true;
+ int radix = 10;
+ char c;
+ unsigned long result = 0;
+ int digit;
+
+ while (*s == ' ') s++;
+ while (*s) {
+ if (first && (s[0] == '0') && (_tolower(s[1]) == 'x')) {
+ radix = 16;
+ s += 2;
+ }
+ first = false;
+ c = *s++;
+ if (_is_hex(c) && ((digit = _from_hex(c)) < radix)) {
+ // Valid digit
+#ifdef CYGPKG_HAL_MIPS
+ // FIXME: tx49 compiler generates 0x2539018 for MUL which
+ // isn't any good.
+ if (16 == radix)
+ result = result << 4;
+ else
+ result = 10 * result;
+ result += digit;
+#else
+ result = (result * radix) + digit;
+#endif
+ } else {
+ if (delim != (char *)0) {
+ // See if this character is one of the delimiters
+ char *dp = delim;
+ while (*dp && (c != *dp)) dp++;
+ if (*dp) break; // Found a good delimiter
+ }
+ return false; // Malformatted number
+ }
+ }
+ *val = result;
+ if (es != (char **)0) {
+ *es = s;
+ }
+ return true;
+}
+
+#endif
+
+#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.
+//
+static int
+zm_dprintf(char *fmt, ...)
+{
+ int cur_console;
+ va_list args;
+
+ va_start(args, fmt);
+#ifdef REDBOOT
+ cur_console = CYGACC_CALL_IF_SET_CONSOLE_COMM(CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT);
+ CYGACC_CALL_IF_SET_CONSOLE_COMM(1);
+#endif
+ diag_vprintf(fmt, args);
+#ifdef REDBOOT
+ CYGACC_CALL_IF_SET_CONSOLE_COMM(cur_console);
+#endif
+}
+
+static void
+zm_flush(void)
+{
+}
+
+#else
+//
+// Note: this debug setup works by storing the strings in a fixed buffer
+//
+#define FINAL
+#ifdef FINAL
+static char *zm_out = (char *)0x00380000;
+static char *zm_out_start = (char *)0x00380000;
+#else
+static char zm_buf[8192];
+static char *zm_out=zm_buf;
+static char *zm_out_start = zm_buf;
+
+#endif
+static int
+zm_dprintf(char *fmt, ...)
+{
+ int len;
+ va_list args;
+
+ va_start(args, fmt);
+ len = diag_vsprintf(zm_out, fmt, args);
+ zm_out += len;
+ return len;
+}
+
+static void
+zm_flush(void)
+{
+ char *p = zm_out_start;
+#ifdef REDBOOT
+ while (*p) mon_write_char(*p++);
+#endif
+ zm_out = zm_out_start;
+}
+#endif
+
+static void
+zm_dump_buf(void *buf, int len)
+{
+#ifdef REDBOOT
+ diag_vdump_buf_with_offset(zm_dprintf, buf, len, 0);
+#else
+
+#endif
+}
+
+static unsigned char zm_buf[2048];
+static unsigned char *zm_bp;
+
+static void
+zm_new(void)
+{
+ zm_bp = zm_buf;
+}
+
+static void
+zm_save(unsigned char c)
+{
+ *zm_bp++ = c;
+}
+
+static void
+zm_dump(int line)
+{
+ zm_dprintf("Packet at line: %d\n", line);
+ zm_dump_buf(zm_buf, zm_bp-zm_buf);
+}
+
+#define ZM_DEBUG(x) x
+#else
+#define ZM_DEBUG(x)
+#endif
+
+// Wait for the line to go idle
+static void
+xyzModem_flush(void)
+{
+ int res;
+ char c;
+ while (true) {
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &c);
+ if (!res) return;
+ }
+}
+
+static int
+xyzModem_get_hdr(void)
+{
+ char c;
+ int res;
+ bool hdr_found = false;
+ int i, can_total, hdr_chars;
+ unsigned short cksum;
+
+ ZM_DEBUG(zm_new());
+ // Find the start of a header
+ can_total = 0;
+ hdr_chars = 0;
+
+ if (xyz.tx_ack) {
+ CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
+ xyz.tx_ack = false;
+ }
+ while (!hdr_found) {
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &c);
+ ZM_DEBUG(zm_save(c));
+ if (res) {
+ hdr_chars++;
+ switch (c) {
+ case SOH:
+ xyz.total_SOH++;
+ case STX:
+ if (c == STX) xyz.total_STX++;
+ hdr_found = true;
+ break;
+ case CAN:
+ xyz.total_CAN++;
+ ZM_DEBUG(zm_dump(__LINE__));
+ if (++can_total == xyzModem_CAN_COUNT) {
+ return xyzModem_cancel;
+ } else {
+ // Wait for multiple CAN to avoid early quits
+ break;
+ }
+ case EOT:
+ // 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__));
+ ZM_DEBUG(zm_dump(__LINE__));
+ return xyzModem_eof;
+ }
+ default:
+ // Ignore, waiting for start of header
+ ;
+ }
+ } else {
+ // 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
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &xyz.blk);
+ ZM_DEBUG(zm_save(xyz.blk));
+ if (!res) {
+ ZM_DEBUG(zm_dump(__LINE__));
+ return xyzModem_timeout;
+ }
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &xyz.cblk);
+ ZM_DEBUG(zm_save(xyz.cblk));
+ if (!res) {
+ ZM_DEBUG(zm_dump(__LINE__));
+ return xyzModem_timeout;
+ }
+ xyz.len = (c == SOH) ? 128 : 1024;
+ xyz.bufp = xyz.pkt;
+ for (i = 0; i < xyz.len; i++) {
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &c);
+ ZM_DEBUG(zm_save(c));
+ if (res) {
+ xyz.pkt[i] = c;
+ } else {
+ ZM_DEBUG(zm_dump(__LINE__));
+ return xyzModem_timeout;
+ }
+ }
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &xyz.crc1);
+ ZM_DEBUG(zm_save(xyz.crc1));
+ if (!res) {
+ ZM_DEBUG(zm_dump(__LINE__));
+ return xyzModem_timeout;
+ }
+ if (xyz.crc_mode) {
+ res = CYGACC_COMM_IF_GETC_TIMEOUT(*xyz.__chan, &xyz.crc2);
+ ZM_DEBUG(zm_save(xyz.crc2));
+ if (!res) {
+ ZM_DEBUG(zm_dump(__LINE__));
+ return xyzModem_timeout;
+ }
+ }
+ ZM_DEBUG(zm_dump(__LINE__));
+ // 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
+ 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",
+ xyz.crc1, xyz.crc2, cksum & 0xFFFF));
+ return xyzModem_cksum;
+ }
+ } else {
+ cksum = 0;
+ for (i = 0; i < xyz.len; i++) {
+ cksum += xyz.pkt[i];
+ }
+ if (xyz.crc1 != (cksum & 0xFF)) {
+ ZM_DEBUG(zm_dprintf("Checksum error - recvd: %x, computed: %x\n", xyz.crc1, cksum & 0xFF));
+ return xyzModem_cksum;
+ }
+ }
+ // If we get here, the message passes [structural] muster
+ return 0;
+}
+
+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);
+#ifdef xyzModem_zmodem
+ if (info->mode == xyzModem_zmodem) {
+ *err = xyzModem_noZmodem;
+ return -1;
+ }
+#endif
+
+#ifdef REDBOOT
+ // 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);
+ } else {
+ CYGACC_CALL_IF_SET_CONSOLE_COMM(console_chan);
+ }
+ xyz.__chan = CYGACC_CALL_IF_CONSOLE_PROCS();
+
+ CYGACC_CALL_IF_SET_CONSOLE_COMM(console_chan);
+ CYGACC_COMM_IF_CONTROL(*xyz.__chan, __COMMCTL_SET_TIMEOUT, xyzModem_CHAR_TIMEOUT);
+#else
+// TODO: CHECK !
+ int dummy;
+ xyz.__chan=&dummy;
+#endif
+ xyz.len = 0;
+ xyz.crc_mode = true;
+ xyz.at_eof = false;
+ xyz.tx_ack = false;
+ xyz.mode = info->mode;
+ xyz.total_retries = 0;
+ xyz.total_SOH = 0;
+ xyz.total_STX = 0;
+ xyz.total_CAN = 0;
+#ifdef USE_YMODEM_LENGTH
+ 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
+ xyz.next_blk = 1;
+ return 0;
+ }
+
+ while (retries-- > 0) {
+ stat = xyzModem_get_hdr();
+ if (stat == 0) {
+ // Y-modem file information header
+ if (xyz.blk == 0) {
+#ifdef USE_YMODEM_LENGTH
+ // skip filename
+ while (*xyz.bufp++);
+ // get the length
+ parse_num(xyz.bufp, &xyz.file_length, NULL, " ");
+#endif
+ // The rest of the file name data block quietly discarded
+ xyz.tx_ack = true;
+ }
+ xyz.next_blk = 1;
+ xyz.len = 0;
+ return 0;
+ } 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_COMM_IF_PUTC(*xyz.__chan, (xyz.crc_mode ? 'C' : NAK));
+ xyz.total_retries++;
+ ZM_DEBUG(zm_dprintf("NAK (%d)\n", __LINE__));
+ }
+ if (stat == xyzModem_cancel) {
+ break;
+ }
+ }
+ *err = stat;
+ ZM_DEBUG(zm_flush());
+ return -1;
+}
+
+int
+xyzModem_stream_read(char *buf, int size, int *err)
+{
+ int stat, total, len;
+ int retries;
+
+ total = 0;
+ stat = xyzModem_cancel;
+ // Try and get 'size' bytes into the buffer
+ while (!xyz.at_eof && (size > 0)) {
+ if (xyz.len == 0) {
+ retries = xyzModem_MAX_RETRIES;
+ while (retries-- > 0) {
+ stat = xyzModem_get_hdr();
+ if (stat == 0) {
+ if (xyz.blk == xyz.next_blk) {
+ xyz.tx_ack = true;
+ ZM_DEBUG(zm_dprintf("ACK block %d (%d)\n", xyz.blk, __LINE__));
+ xyz.next_blk = (xyz.next_blk + 1) & 0xFF;
+
+#if defined(xyzModem_zmodem) || defined(USE_YMODEM_LENGTH)
+ if (xyz.mode == xyzModem_xmodem || xyz.file_length == 0) {
+#else
+ if (1) {
+#endif
+ // 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)) {
+ while (xyz.len && (xyz.bufp[xyz.len-1] == EOF)) {
+ xyz.len--;
+ }
+ }
+ }
+
+#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).
+ if (xyz.mode != xyzModem_xmodem && 0 != xyz.file_length) {
+ xyz.read_length += xyz.len;
+ if (xyz.read_length > xyz.file_length) {
+ xyz.len -= (xyz.read_length - xyz.file_length);
+ }
+ }
+#endif
+ break;
+ } else if (xyz.blk == ((xyz.next_blk - 1) & 0xFF)) {
+ // Just re-ACK this so sender will get on with it
+ CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
+ continue; // Need new header
+ } else {
+ stat = xyzModem_sequence;
+ }
+ }
+ if (stat == xyzModem_cancel) {
+ break;
+ }
+ if (stat == xyzModem_eof) {
+ CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
+ ZM_DEBUG(zm_dprintf("ACK (%d)\n", __LINE__));
+ if (xyz.mode == xyzModem_ymodem) {
+ 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();
+ CYGACC_COMM_IF_PUTC(*xyz.__chan, ACK);
+ ZM_DEBUG(zm_dprintf("FINAL ACK (%d)\n", __LINE__));
+ }
+ xyz.at_eof = true;
+ break;
+ }
+ CYGACC_COMM_IF_PUTC(*xyz.__chan, (xyz.crc_mode ? 'C' : NAK));
+ xyz.total_retries++;
+ ZM_DEBUG(zm_dprintf("NAK (%d)\n", __LINE__));
+ }
+ if (stat < 0) {
+ *err = stat;
+ xyz.len = -1;
+ return total;
+ }
+ }
+ // Don't "read" data from the EOF protocol package
+ if (!xyz.at_eof) {
+ len = xyz.len;
+ if (size < len) len = size;
+ memcpy(buf, xyz.bufp, len);
+ size -= len;
+ buf += len;
+ total += len;
+ xyz.len -= len;
+ xyz.bufp += len;
+ }
+ }
+ return total;
+}
+
+void
+xyzModem_stream_close(int *err)
+{
+ 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
+void xyzModem_stream_terminate(bool abort, int (*getc)(void))
+{
+ int c;
+
+ if (abort) {
+ ZM_DEBUG(zm_dprintf("!!!! TRANSFER ABORT !!!!\n"));
+ 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.
+ CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
+ CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
+ CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
+ CYGACC_COMM_IF_PUTC(*xyz.__chan,CAN);
+ CYGACC_COMM_IF_PUTC(*xyz.__chan,BSP);
+ 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.
+ 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.
+#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.
+ 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.
+ CYGACC_CALL_IF_DELAY_US((cyg_int32)250000);
+ }
+}
+
+char *
+xyzModem_error(int err)
+{
+ switch (err) {
+ case xyzModem_access:
+ return "Can't access file";
+ break;
+ case xyzModem_noZmodem:
+ return "Sorry, zModem not available yet";
+ break;
+ case xyzModem_timeout:
+ return "Timed out";
+ break;
+ case xyzModem_eof:
+ return "End of file";
+ break;
+ case xyzModem_cancel:
+ return "Cancelled";
+ break;
+ case xyzModem_frame:
+ return "Invalid framing";
+ break;
+ case xyzModem_cksum:
+ return "CRC/checksum error";
+ break;
+ case xyzModem_sequence:
+ return "Block sequence error";
+ break;
+ default:
+ return "Unknown error";
+ break;
+ }
+}
+
+//
+// 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
diff --git a/include/configs/delta.h b/include/configs/delta.h
index 776ee15..5edea95 100644
--- a/include/configs/delta.h
+++ b/include/configs/delta.h
@@ -62,6 +62,8 @@
#define CFG_I2C_SPEED 400000 /* I2C speed */
#define CFG_I2C_SLAVE 1 /* I2C controllers address */
#define DA9030_I2C_ADDR 0x49 /* I2C address of DA9030 */
+#define CFG_DA9030_EXTON_DELAY 100000 /* wait x us after DA9030 reset via EXTON */
+#define CFG_I2C_INIT_BOARD 1
/* #define CONFIG_HW_WATCHDOG 1 /\* Required for hitting the DA9030 WD *\/ */
/*
@@ -124,8 +126,8 @@
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
#define CFG_DEVICE_NULLDEV 1
-#define CFG_MEMTEST_START 0xa0400000 /* memtest works on */
-#define CFG_MEMTEST_END 0xa0800000 /* 4 ... 8 MB in DRAM */
+#define CFG_MEMTEST_START 0x80400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x80800000 /* 4 ... 8 MB in DRAM */
#undef CFG_CLKS_IN_HZ /* everything, incl board info, in Hz */
@@ -133,9 +135,7 @@
#define CFG_HZ 3250000 /* incrementer freq: 3.25 MHz */
-/* Monahans Core Frequency =
- *
- */
+/* Monahans Core Frequency */
#define CFG_MONAHANS_RUN_MODE_OSC_RATIO 16 /* valid values: 8, 16, 24, 31 */
#define CFG_MONAHANS_TURBO_RUN_MODE_RATIO 1 /* valid values: 1, 2 */
@@ -160,16 +160,16 @@
* Physical Memory Map
*/
#define CONFIG_NR_DRAM_BANKS 4 /* we have 2 banks of DRAM */
-#define PHYS_SDRAM_1 0xa0000000 /* SDRAM Bank #1 */
+#define PHYS_SDRAM_1 0x80000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE 0x1000000 /* 64 MB */
-#define PHYS_SDRAM_2 0xa1000000 /* SDRAM Bank #2 */
+#define PHYS_SDRAM_2 0x81000000 /* SDRAM Bank #2 */
#define PHYS_SDRAM_2_SIZE 0x1000000 /* 64 MB */
-#define PHYS_SDRAM_3 0xa2000000 /* SDRAM Bank #3 */
+#define PHYS_SDRAM_3 0x82000000 /* SDRAM Bank #3 */
#define PHYS_SDRAM_3_SIZE 0x1000000 /* 64 MB */
-#define PHYS_SDRAM_4 0xa3000000 /* SDRAM Bank #4 */
+#define PHYS_SDRAM_4 0x83000000 /* SDRAM Bank #4 */
#define PHYS_SDRAM_4_SIZE 0x1000000 /* 64 MB */
-#define CFG_DRAM_BASE 0xa0000000 /* at CS0 */
+#define CFG_DRAM_BASE 0x80000000 /* at CS0 */
#define CFG_DRAM_SIZE 0x04000000 /* 64 MB Ram */
#undef CFG_SKIP_DRAM_SCRUB
diff --git a/include/crc.h b/include/crc.h
new file mode 100644
index 0000000..63399bf
--- /dev/null
+++ b/include/crc.h
@@ -0,0 +1,101 @@
+//==========================================================================
+//
+// crc.h
+//
+// Interface for the CRC algorithms.
+//
+//==========================================================================
+//####ECOSGPLCOPYRIGHTBEGIN####
+// -------------------------------------------
+// This file is part of eCos, the Embedded Configurable Operating System.
+// Copyright (C) 2002 Andrew Lunn
+//
+// 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): Andrew Lunn
+// Contributors: Andrew Lunn
+// Date: 2002-08-06
+// Purpose:
+// Description:
+//
+// This code is part of eCos (tm).
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+#ifndef _SERVICES_CRC_CRC_H_
+#define _SERVICES_CRC_CRC_H_
+
+#include <linux/types.h>
+
+#ifndef __externC
+# ifdef __cplusplus
+# define __externC extern "C"
+# else
+# define __externC extern
+# endif
+#endif
+
+// Compute a CRC, using the POSIX 1003 definition
+extern uint32_t
+cyg_posix_crc32(unsigned char *s, int len);
+
+// Gary S. Brown's 32 bit CRC
+
+extern uint32_t
+cyg_crc32(unsigned char *s, int len);
+
+// Gary S. Brown's 32 bit CRC, but accumulate the result from a
+// previous CRC calculation
+
+extern uint32_t
+cyg_crc32_accumulate(uint32_t crc, unsigned char *s, int len);
+
+// Ethernet FCS Algorithm
+
+extern uint32_t
+cyg_ether_crc32(unsigned char *s, int len);
+
+// Ethernet FCS algorithm, but accumulate the result from a previous
+// CRC calculation.
+
+extern uint32_t
+cyg_ether_crc32_accumulate(uint32_t crc, unsigned char *s, int len);
+
+// 16 bit CRC with polynomial x^16+x^12+x^5+1
+
+extern uint16_t cyg_crc16(unsigned char *s, int len);
+
+#endif // _SERVICES_CRC_CRC_H_
+
+
+
diff --git a/include/xyzModem.h b/include/xyzModem.h
new file mode 100644
index 0000000..a62a174
--- /dev/null
+++ b/include/xyzModem.h
@@ -0,0 +1,112 @@
+//==========================================================================
+//
+// xyzModem.h
+//
+// 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
+// Date: 2000-07-14
+// Purpose:
+// Description:
+//
+// This code is part of RedBoot (tm).
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+#ifndef _XYZMODEM_H_
+#define _XYZMODEM_H_
+
+#define xyzModem_xmodem 1
+#define xyzModem_ymodem 2
+// Don't define this until the protocol support is in place
+//#define xyzModem_zmodem 3
+
+#define xyzModem_access -1
+#define xyzModem_noZmodem -2
+#define xyzModem_timeout -3
+#define xyzModem_eof -4
+#define xyzModem_cancel -5
+#define xyzModem_frame -6
+#define xyzModem_cksum -7
+#define xyzModem_sequence -8
+
+#define xyzModem_close 1
+#define xyzModem_abort 2
+
+
+#ifdef REDBOOT
+extern getc_io_funcs_t xyzModem_io;
+#else
+#define CYGNUM_CALL_IF_SET_COMM_ID_QUERY_CURRENT
+#define CYGACC_CALL_IF_SET_CONSOLE_COMM(x)
+
+#define diag_vprintf vprintf
+#define diag_printf printf
+#define diag_vsprintf vsprintf
+
+#define CYGACC_CALL_IF_DELAY_US(x) udelay(x)
+
+typedef struct {
+ char *filename;
+ int mode;
+ int chan;
+#ifdef CYGPKG_REDBOOT_NETWORKING
+ struct sockaddr_in *server;
+#endif
+} connection_info_t;
+
+typedef unsigned int bool;
+
+#define false 0
+#define true 1
+
+#endif
+
+
+int xyzModem_stream_open(connection_info_t *info, int *err);
+void xyzModem_stream_close(int *err);
+void xyzModem_stream_terminate(bool method, int (*getc)(void));
+int xyzModem_stream_read(char *buf, int size, int *err);
+char *xyzModem_error(int err);
+
+#endif // _XYZMODEM_H_
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