#include <rte_eal.h>
#include <rte_log.h>
#include <rte_lcore.h>
+#include <rte_memory.h>
#include <rte_tailq.h>
#include <rte_version.h>
#include <rte_devargs.h>
return 0;
}
+static int
+eal_parse_base_virtaddr(const char *arg)
+{
+ char *end;
+ uint64_t addr;
+
+ errno = 0;
+ addr = strtoull(arg, &end, 16);
+
+ /* check for errors */
+ if ((errno != 0) || (arg[0] == '\0') || end == NULL || (*end != '\0'))
+ return -1;
+
+ /* make sure we don't exceed 32-bit boundary on 32-bit target */
+#ifndef RTE_ARCH_64
+ if (addr >= UINTPTR_MAX)
+ return -1;
+#endif
+
+ /* align the addr on 16M boundary, 16MB is the minimum huge page
+ * size on IBM Power architecture. If the addr is aligned to 16MB,
+ * it can align to 2MB for x86. So this alignment can also be used
+ * on x86 and other architectures.
+ */
+ internal_config.base_virtaddr =
+ RTE_PTR_ALIGN_CEIL((uintptr_t)addr, (size_t)RTE_PGSIZE_16M);
+
+ return 0;
+}
+
/* caller is responsible for freeing the returned string */
static char *
available_cores(void)
return -1;
}
break;
+ case OPT_BASE_VIRTADDR_NUM:
+ if (eal_parse_base_virtaddr(optarg) < 0) {
+ RTE_LOG(ERR, EAL, "invalid parameter for --"
+ OPT_BASE_VIRTADDR "\n");
+ return -1;
+ }
+ break;
/* don't know what to do, leave this to caller */
default:
"with --"OPT_MATCH_ALLOCATIONS"\n");
return -1;
}
+ if (internal_cfg->legacy_mem && internal_cfg->memory == 0) {
+ RTE_LOG(NOTICE, EAL, "Static memory layout is selected, "
+ "amount of reserved memory can be adjusted with "
+ "-m or --"OPT_SOCKET_MEM"\n");
+ }
return 0;
}
" -h, --help This help\n"
" --"OPT_IN_MEMORY" Operate entirely in memory. This will\n"
" disable secondary process support\n"
+ " --"OPT_BASE_VIRTADDR" Base virtual address\n"
"\nEAL options for DEBUG use only:\n"
" --"OPT_HUGE_UNLINK" Unlink hugepage files after init\n"
" --"OPT_NO_HUGE" Use malloc instead of hugetlbfs\n"