Initial revision
diff --git a/cpu/mpc824x/drivers/errors.h b/cpu/mpc824x/drivers/errors.h
new file mode 100644
index 0000000..1435188
--- /dev/null
+++ b/cpu/mpc824x/drivers/errors.h
@@ -0,0 +1,218 @@
+/* Copyright Motorola, Inc. 1993, 1994
+ ALL RIGHTS RESERVED
+
+ You are hereby granted a copyright license to use, modify, and
+ distribute the SOFTWARE so long as this entire notice is retained
+ without alteration in any modified and/or redistributed versions,
+ and that such modified versions are clearly identified as such.
+ No licenses are granted by implication, estoppel or otherwise under
+ any patents or trademarks of Motorola, Inc.
+
+ The SOFTWARE is provided on an "AS IS" basis and without warranty.
+ To the maximum extent permitted by applicable law, MOTOROLA DISCLAIMS
+ ALL WARRANTIES WHETHER EXPRESS OR IMPLIED, INCLUDING IMPLIED
+ WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR
+ PURPOSE AND ANY WARRANTY AGAINST INFRINGEMENT WITH
+ REGARD TO THE SOFTWARE (INCLUDING ANY MODIFIED VERSIONS
+ THEREOF) AND ANY ACCOMPANYING WRITTEN MATERIALS.
+
+ To the maximum extent permitted by applicable law, IN NO EVENT SHALL
+ MOTOROLA BE LIABLE FOR ANY DAMAGES WHATSOEVER
+ (INCLUDING WITHOUT LIMITATION, DAMAGES FOR LOSS OF
+ BUSINESS PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS
+ INFORMATION, OR OTHER PECUNIARY LOSS) ARISING OF THE USE OR
+ INABILITY TO USE THE SOFTWARE. Motorola assumes no responsibility
+ for the maintenance and support of the SOFTWARE.
+
+*/
+
+
+#include "config.h"
+
+/*
+ 1 2 3 4 5 6 7 8
+01234567890123456789012345678901234567890123456789012345678901234567890123456789
+*/
+/* List define statements here */
+
+/* These are for all the toolboxes and functions to use. These will help
+to standardize the error handling in the current project */
+
+ /* this is the "data type" for the error
+ messages in the system */
+#define STATUS unsigned int
+
+ /* this is a success status code */
+#define SUCCESS 1
+
+ /* likewise this is failure */
+#define FAILURE 0
+
+#define NUM_ERRORS 47
+
+/* This first section of "defines" are for error codes ONLY. The called
+ routine will return one of these error codes to the caller. If the final
+ returned code is "VALID", then everything is a-okay. However, if one
+ of the functions returns a non-valid status, that error code should be
+ propogated back to all the callers. At the end, the last caller will
+ call an error_processing function, and send in the status which was
+ returned. It's up to the error_processing function to determine which
+ error occured (as indicated by the status), and print an appropriate
+ message back to the user.
+*/
+/*----------------------------------------------------------------------*/
+/* these are specifically for the parser routines */
+
+#define UNKNOWN_COMMAND 0xfb00 /* "unrecognized command " */
+#define UNKNOWN_REGISTER 0xfb01 /* "unknown register "*/
+#define ILLEGAL_RD_STAGE 0xfb02 /* cannot specify reg. family in range*/
+#define ILLEGAL_REG_FAMILY 0xfb03 /* "cannot specify a range of special
+ or miscellaneous registers"*/
+#define RANGE_CROSS_FAMILY 0xfb04 /* "cannot specify a range across
+ register families" */
+#define UNIMPLEMENTED_STAGE 0xfb05 /* invalid rd or rmm parameter format */
+#define REG_NOT_WRITEABLE 0xfb06 /* "unknown operator in arguements"*/
+#define INVALID_FILENAME 0xfb07 /* "invalid download filename" */
+#define INVALID_BAUD_RATE 0xfb08 /* invalid baud rate from sb command */
+#define UNSUPPORTED_REGISTER 0xfb09 /* Special register is not supported */
+#define FOR_BOARD_ONLY 0xfb0a /* "Not available for Unix." */
+
+
+
+/*----------------------------------------------------------------------*/
+/* these are for the error checking toolbox */
+
+#define INVALID 0xfd00 /* NOT valid */
+#define VALID 0xfd01 /* valid */
+
+ /* This error is found in the fcn:
+ is_right_size_input() to indicate
+ that the input was not 8 characters
+ long. */
+#define INVALID_SIZE 0xfd02
+
+ /* This error is found in the fcn:
+ is_valid_address_range() to indicate
+ that the address given falls outside
+ of valid memory defined by MEM_START
+ to MEM_END.
+ */
+#define OUT_OF_BOUNDS_ADDRESS 0xfd03
+
+ /* This error is found in the fcn:
+ is_valid_hex_input() to indicate that
+ one of more of the characters entered
+ are not valid hex characters. Valid
+ hex characters are 0-9, A-F, a-f.
+ */
+#define INVALID_HEX_INPUT 0xfd04
+
+ /* This error is found in the fcn:
+ is_valid_register_number() to indicate
+ that a given register does not exist.
+ */
+#define REG_NOT_READABLE 0xfd05
+
+ /* This error is found in the fcn:
+ is_word_aligned_address() to indicate
+ that the given address is not word-
+ aligned. A word-aligned address ends
+ in 0x0,0x4,0x8,0xc.
+ */
+#define NOT_WORD_ALIGNED 0xfd07
+
+ /* This error is found in the fcn:
+ is_valid_address_range() to indicate
+ that the starting address is greater
+ than the ending address.
+ */
+#define REVERSED_ADDRESS 0xfd08
+
+ /* this error tells us that the address
+ specified as the destination is within
+ the source addresses */
+#define RANGE_OVERLAP 0xfd09
+
+
+#define ERROR 0xfd0a /* An error occured */
+#define INVALID_PARAM 0xfd0b /* "invalid input parameter " */
+
+
+#define INVALID_FLAG 0xfd0c /* invalid flag */
+
+/*----------------------------------------------------------------------*/
+/* these are for the getarg toolbox */
+
+#define INVALID_NUMBER_ARGS 0xFE00 /* invalid number of commd arguements */
+#define UNKNOWN_PARAMETER 0xFE01 /* "unknown type of parameter "*/
+
+
+
+
+
+/*----------------------------------------------------------------------*/
+/* these are for the tokenizer toolbox */
+
+#define ILLEGAL_CHARACTER 0xFF00 /* unrecognized char. in input stream*/
+#define TTL_NOT_SORTED 0xFF01 /* token translation list not sorted */
+#define TTL_NOT_DEFINED 0xFF02 /* token translation list not assigned*/
+#define INVALID_STRING 0xFF03 /* unable to extract string from input */
+#define BUFFER_EMPTY 0xFF04 /* "input buffer is empty" */
+#define INVALID_MODE 0xFF05 /* input buf is in an unrecognized mode*/
+#define TOK_INTERNAL_ERROR 0xFF06 /* "internal tokenizer error" */
+#define TOO_MANY_IBS 0xFF07 /* "too many open input buffers" */
+#define NO_OPEN_IBS 0xFF08 /* "no open input buffers" */
+
+
+
+/* these are for the read from screen toolbox */
+
+#define RESERVED_WORD 0xFC00 /* used a reserved word as an arguement*/
+
+
+/* these are for the breakpoint routines */
+
+#define FULL_BPDS 0xFA00 /* breakpoint data structure is full */
+
+
+
+/* THESE are for the downloader */
+
+#define NOT_IN_S_RECORD_FORMAT 0xf900 /* "not in S-Record Format" */
+#define UNREC_RECORD_TYPE 0xf901 /* "unrecognized record type" */
+#define CONVERSION_ERROR 0xf902 /* "ascii to int conversion error" */
+#define INVALID_MEMORY 0xf903 /* "bad s-record memory address " */
+
+
+/* these are for the compression and decompression stuff */
+
+#define COMP_UNK_CHARACTER 0xf800 /* "unknown compressed character " */
+
+#define COMP_UNKNOWN_STATE 0xf801 /* "unknown binary state" */
+
+#define NOT_IN_COMPRESSED_FORMAT 0xf802 /* not in compressed S-Record format */
+
+
+/* these are for the DUART handling things */
+
+ /* "unrecognized serial port configuration" */
+#define UNKNOWN_PORT_STATE 0xf700
+
+
+/* these are for the register toolbox */
+
+ /* "cannot find register in special
+ purpose register file " */
+#define SPR_NOT_FOUND 0xf600
+
+
+/* these are for the duart specific stuff */
+
+ /* "transparent mode needs access to
+ two serial ports" */
+#define TM_NEEDS_BOTH_PORTS 0xf500
+
+
+/*----------------------------------------------------------------------*/
+/* these are specifically for the flash routines */
+#define FLASH_ERROR 0xf100 /* general flash error */