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/* Copyright 2018 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <errno.h>
#include <inttypes.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <assert.h>
#include <libpdbg.h>
#include "main.h"
#include "optcmd.h"
static int pdbg_getring(struct pdbg_target *target, uint32_t index, uint64_t *addr, uint64_t *len)
{
uint32_t *result;
int i, words;
int ring_len = *len;
words = (ring_len + 32 - 1)/32;
result = calloc(words, sizeof(*result));
assert(result);
getring(target, *addr, ring_len, result);
for (i = 0; i < ring_len/32; i++)
printf("%08" PRIx32, result[i]);
ring_len -= i*32;
/* Print out remaining bits */
for (i = 0; i < (ring_len + 4 - 1)/4; i++)
printf("%01" PRIx32, (result[words - 1] >> (28 - i*4)) & 0xf);
printf("\n");
return 1;
}
static int _getring(uint64_t ring_addr, uint64_t ring_len)
{
return for_each_target("chiplet", pdbg_getring, &ring_addr, &ring_len);
}
OPTCMD_DEFINE_CMD_WITH_ARGS(getring, _getring, (ADDRESS, DATA));
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