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/*
*
* Copyright (c) 2018 Huawei Technologies Co.,Ltd.
* 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 "common_mem_pal_memconfig.h"
#include "common_mem_mbuf.h"
#include "common_mem_common.h"
#include "nstack_log.h"
#include "common_pal_bitwide_adjust.h"
#include "common_func.h"
#include "nstack_securec.h"
#define COMMON_PROCESS_MAPS "/proc/self/maps"
int g_PrimSameFlg = 1;
NSTACK_STATIC void **g_PrimAddr2LocalMap = NULL;
NSTACK_STATIC void *g_LocalBaseAddr = NULL;
NSTACK_STATIC void *g_LocalMaxAddr = NULL;
NSTACK_STATIC void *g_LocalCfgAddrBase = NULL;
NSTACK_STATIC uint64_t *g_LocalAddr2PrimMap = NULL;
NSTACK_STATIC uint64_t g_PrimBaseAddr = 0;
NSTACK_STATIC uint64_t g_PrimMaxAddr = 0;
NSTACK_STATIC uint64_t g_PrimCfgAddrBase = 0;
NSTACK_STATIC uint64_t g_LBitMask = 0;
NSTACK_STATIC int g_LBitMaskLen = 0;
uint64_t pal_laddr_to_shddr(void *LAddr)
{
size_t l2pIdx;
if (g_PrimSameFlg || LAddr == NULL)
{
return (uint64_t) LAddr;
}
/*calculate the IDX */
l2pIdx = (ALIGN_PTR(LAddr) - ALIGN_PTR(g_LocalBaseAddr)) >> g_LBitMaskLen;
/*check the Hugepage Addr Rang */
if (LAddr <= g_LocalMaxAddr && LAddr >= g_LocalBaseAddr
&& g_LocalAddr2PrimMap[l2pIdx])
{
return g_LocalAddr2PrimMap[l2pIdx] + (ALIGN_PTR(LAddr) & g_LBitMask);
}
/*check the Cfg Mapping Addr Rang */
if (LAddr >= g_LocalCfgAddrBase
&& LAddr <=
(void *) ((char *) g_LocalCfgAddrBase +
sizeof(struct common_mem_mem_config)))
{
return g_PrimCfgAddrBase + ((char *) LAddr -
(char *) g_LocalCfgAddrBase);
}
NSRTP_LOGWAR
("WARNING!!! Input invalid LAddr]LAddr=%p, g_LocalBaseAddr=%p, g_LocalMaxAddr=%p, g_LocalCfgAddrBase=%p, g_LocalCfgAddrMax=%p.",
LAddr, g_LocalBaseAddr, g_LocalMaxAddr, g_LocalCfgAddrBase,
(char *) g_LocalCfgAddrBase + sizeof(struct common_mem_mem_config));
return (uint64_t) LAddr;
}
void *pal_shddr_to_laddr(uint64_t PAddr)
{
size_t p2lIdx;
if (g_PrimSameFlg || PAddr == ALIGN_PTR(NULL))
{
return (void *) PAddr;
}
p2lIdx = (PAddr - g_PrimBaseAddr) >> g_LBitMaskLen;
/*check the Hugepage Addr Rang */
if (PAddr <= g_PrimMaxAddr && PAddr >= g_PrimBaseAddr
&& g_PrimAddr2LocalMap[p2lIdx])
{
return (void *) ((uint64_t) g_PrimAddr2LocalMap[p2lIdx] +
(PAddr & g_LBitMask));
}
/*check the Cfg Mapping Addr Rang */
if (PAddr >= g_PrimCfgAddrBase
&& PAddr <= g_PrimCfgAddrBase + sizeof(struct common_mem_mem_config))
{
return (void *) ((uint64_t) g_LocalCfgAddrBase + PAddr -
g_PrimCfgAddrBase);
}
NSRTP_LOGWAR
("WARNING!!! Input invalid PAddr]PAddr=%lx, g_PrimBaseAddr=%lx, g_PrimMaxAddr=%lx, g_PrimCfgAddrBase=%lx, g_PrimCfgAddrMax=%lx.",
PAddr, g_PrimBaseAddr, g_PrimMaxAddr, g_PrimCfgAddrBase,
g_PrimCfgAddrBase + sizeof(struct common_mem_mem_config));
return (void *) PAddr;
}
/*lint +e539 */
int dmm_pal_addr_align()
{
return g_PrimSameFlg;
}
int32_t
dmm_pktmbuf_pool_iterator(struct common_mem_mempool * mp, uint32_t start,
uint32_t end, dmm_mbuf_item_fun fun, void *argv)
{
if (NULL == mp || fun == NULL)
{
return 0;
}
if (start >= mp->size || end <= start)
{
return 0;
}
int32_t elm_size = mp->elt_size + mp->header_size + mp->trailer_size;
struct common_mem_mbuf *elm_mbuf = (struct common_mem_mbuf *) (STAILQ_FIRST(&mp->mem_list)->addr + start * elm_size + mp->header_size); /*lint !e647 */
uint32_t i;
uint32_t mbuf_end = COMMON_MEM_MIN(end, mp->size) - start;
for (i = 0; i < mbuf_end; i++)
{
(void) fun(elm_mbuf, argv);
elm_mbuf = (struct common_mem_mbuf *) ((char *) elm_mbuf + elm_size);
}
return mbuf_end;
}
void dmm_addr_print(void)
{
const struct common_mem_mem_config *mcfg =
common_mem_pal_get_configuration()->mem_config;
int s;
FILE *fd;
char *ptembuf = NULL;
if (!mcfg)
{
NSRTP_LOGERR("mcfg is null");
return;
}
/*printf base address */
NSRTP_LOGINF("********master baseaddr begin***************");
for (s = 0; s < COMMON_MEM_MAX_MEMSEG; ++s)
{
if ((mcfg->memseg[s].len > 0) && (mcfg->memseg[s].addr != 0))
{
NSRTP_LOGINF("addr:%p, len:%u", mcfg->memseg[s].addr,
mcfg->memseg[s].len);
}
}
NSRTP_LOGINF("********master baseaddr end***************");
fd = fopen(COMMON_PROCESS_MAPS, "r");
if (!fd)
{
NSRTP_LOGERR("/proc/self/maps open fail, erro:%d", errno);
return;
}
ptembuf = (char *) malloc(BUFSIZ);
if (!ptembuf)
{
NSRTP_LOGERR("malloc buff failed]buff_len=%d", BUFSIZ);
fclose(fd);
return;
}
if (EOK != memset_s(ptembuf, BUFSIZ, 0, BUFSIZ))
{
NSRTP_LOGERR("MEMSET_S failed] buff=%p", ptembuf);
}
NSRTP_LOGINF("********self process addr space begin***************");
while (fgets(ptembuf, BUFSIZ, fd) != NULL)
{
NSRTP_LOGERR("%s", ptembuf);
}
NSRTP_LOGINF("********self process addr space end*****************");
fclose(fd);
free(ptembuf);
return;
}
void *shmem_shddr_to_laddr(void *addr)
{
return ADDR_SHTOL(addr);
}
uint64_t shmem_laddr_to_shddr(void *addr)
{
return ADDR_LTOSH(addr);
}
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