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-rw-r--r--src/svm/svm_common.h12
1 files changed, 11 insertions, 1 deletions
diff --git a/src/svm/svm_common.h b/src/svm/svm_common.h
index e523da50db6..ce07c37b24e 100644
--- a/src/svm/svm_common.h
+++ b/src/svm/svm_common.h
@@ -66,7 +66,7 @@ typedef struct svm_map_region_args_
{
const char *root_path; /* NULL means use the truly global arena */
const char *name;
- u64 baseva;
+ uword baseva;
u64 size;
u64 pvt_heap_size;
uword flags;
@@ -77,6 +77,16 @@ typedef struct svm_map_region_args_
int gid;
} svm_map_region_args_t;
+/*
+ * Memory mapped to high addresses for session/vppcom/vcl/etc...
+ */
+#if __WORDSIZE == 64
+#define HIGH_SEGMENT_BASEVA (8ULL << 30) /* 8GB */
+#elif __WORDSIZE == 32
+#define HIGH_SEGMENT_BASEVA (3584UL << 20) /* 3.5GB */
+#else
+#error "unknown __WORDSIZE"
+#endif
/*
* Memory shared across all router instances. Packet buffers, etc