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/* -*- linux-c -*-
*
* (C) Copyright IBM Corp. 2005
*
* This program 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. This
* file and program are licensed under a BSD style license. See
* the Copying file included with the OpenHPI distribution for
* full licensing terms.
*
* Author(s):
* Renier Morales <renier@openhpi.org>
* Daniel de Araujo <ddearauj@us.ibm.com>
*/
#include <rtas_utils.h>
/**
* librtas_error
* @brief check for a librtas specific return code
*
* @param error librtas return code
* @param buf buffer to write librtas error message to
* @param size size of "buffer"
*/
void decode_rtas_error (int error, char *buf, size_t size, int token, int index)
{
switch (error) {
case -1:
snprintf(buf, size, "Hardware error retrieving a sensor: token %04d, "
"index %d\n", token, index);
break;
case -3:
snprintf(buf, size,"The sensor at token %04d, index %d is not "
"implemented.\n", token, index);
break;
case RTAS_KERNEL_INT:
snprintf(buf, size, "No kernel interface to firmware");
break;
case RTAS_KERNEL_IMP:
snprintf(buf, size, "No kernel implementation of function");
break;
case RTAS_PERM:
snprintf(buf, size, "Non-root caller");
break;
case RTAS_NO_MEM:
snprintf(buf, size, "Out of heap memory");
break;
case RTAS_NO_LOWMEM:
snprintf(buf, size, "Kernel out of low memory");
break;
case RTAS_FREE_ERR:
snprintf(buf, size, "Attempt to free nonexistant RMO buffer");
break;
case RTAS_TIMEOUT:
snprintf(buf, size, "RTAS delay exceeded specified timeout");
break;
case RTAS_IO_ASSERT:
snprintf(buf, size, "Unexpected I/O error");
break;
case RTAS_UNKNOWN_OP:
snprintf(buf, size, "No firmware implementation of function");
break;
default:
snprintf(buf, size, "Unknown librtas error %d", error);
}
}
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