PowerPC64-be arch support. Qemu ("qppc") platform support.

Change-Id: Ib0a05f9d1b08bacef09f6d7c101391737031ee0d
Signed-off-by: Dave Barach <dave@barachs.net>

24 files changed, 367 insertions, 89 deletions

diff --git a/build-data/packages/vlib-api-no-dpdk.mk b/build-data/packages/vlib-api-no-dpdk.mk
new file mode 100644
index 00000000..031cc198
--- /dev/null
+++ b/build-data/packages/vlib-api-no-dpdk.mk
@@ -0,0 +1,6 @@
+vlib-api-no-dpdk_source = vlib-api
+
+vlib-api-no-dpdk_configure_depend = vppinfra-install svm-install vlib-no-dpdk-install
+
+vlib-api-no-dpdk_CPPFLAGS = $(call installed_includes_fn, vppinfra svm vlib-no-dpdk)
+vlib-api-no-dpdk_LDFLAGS = $(call installed_libs_fn, vppinfra svm vlib-no-dpdk)
diff --git a/build-data/packages/vlib-no-dpdk.mk b/build-data/packages/vlib-no-dpdk.mk
new file mode 100644
index 00000000..f3869c5d
--- /dev/null
+++ b/build-data/packages/vlib-no-dpdk.mk
@@ -0,0 +1,5 @@
+vlib-no-dpdk_source = vlib
+vlib-no-dpdk_configure_depend = vppinfra-install
+
+vlib-no-dpdk_CPPFLAGS = $(call installed_includes_fn, vppinfra)
+vlib-no-dpdk_LDFLAGS = $(call installed_libs_fn, vppinfra)
diff --git a/build-data/packages/vnet-no-dpdk.mk b/build-data/packages/vnet-no-dpdk.mk
new file mode 100644
index 00000000..ccbd490b
--- /dev/null
+++ b/build-data/packages/vnet-no-dpdk.mk
@@ -0,0 +1,26 @@
+vnet-no-dpdk_source = vnet
+
+vnet-no-dpdk_configure_depend = 		\
+    vppinfra-install 				\
+    svm-install					\
+    openssl-install				\
+    vlib-api-no-dpdk-install 				\
+    vlib-no-dpdk-install 
+
+vnet-no-dpdk_CPPFLAGS = $(call installed_includes_fn, 	\
+    vppinfra 					\
+    openssl					\
+    svm						\
+    vlib-no-dpdk 					\
+    vlib-api-no-dpdk)
+
+vnet-no-dpdk_LDFLAGS = $(call installed_libs_fn, 	\
+    vppinfra					\
+    openssl					\
+    svm						\
+    vlib-no-dpdk					\
+    vlib-api-no-dpdk)
+
+# Platform dependent configure flags
+vnet-no-dpdk_configure_args += $(vnet-no-dpdk_configure_args_$(PLATFORM))
+
diff --git a/build-data/packages/vpp-api-test-no-dpdk.mk b/build-data/packages/vpp-api-test-no-dpdk.mk
new file mode 100644
index 00000000..b511f2ca
--- /dev/null
+++ b/build-data/packages/vpp-api-test-no-dpdk.mk
@@ -0,0 +1,30 @@
+vpp-api-test-no-dpdk_source = vpp-api-test
+
+vpp-api-test-no-dpdk_configure_depend =		\
+	vppinfra-install			\
+	svm-install				\
+	vlib-api-no-dpdk-install		\
+	vlib-no-dpdk-install			\
+	vnet-no-dpdk-install			\
+	vpp-no-dpdk-install
+
+# 
+vpp-api-test-no-dpdk_configure_args = --with-q-platform=$(PLATFORM) \
+       --with-q-plugin-prefix=$(MU_BUILD_ROOT_DIR)/packages-$(PLATFORM)
+
+vpp-api-test-no-dpdk_CPPFLAGS = $(call installed_includes_fn,	\
+	vppinfra						\
+	svm							\
+	vlib-no-dpdk						\
+	vlib-api-no-dpdk					\
+	vnet-no-dpdk						\
+	vpp-no-dpdk)
+
+vpp-api-test-no-dpdk_LDFLAGS = $(call installed_libs_fn,	\
+	vppinfra						\
+	svm							\
+	vlib-no-dpdk						\
+	vlib-api-no-dpdk					\
+	vnet-no-dpdk						\
+	vpp-no-dpdk)
+
diff --git a/build-data/packages/vpp-no-dpdk.mk b/build-data/packages/vpp-no-dpdk.mk
new file mode 100644
index 00000000..f509bdf3
--- /dev/null
+++ b/build-data/packages/vpp-no-dpdk.mk
@@ -0,0 +1,33 @@
+vpp-no-dpdk_source = vpp
+
+vpp-no-dpdk_configure_depend =				\
+	vppinfra-install			\
+	openssl-install		\
+	svm-install				\
+	vlib-api-no-dpdk-install			\
+	vlib-no-dpdk-install				\
+	vnet-no-dpdk-install				\
+
+# 
+vpp-no-dpdk_configure_args = --with-q-platform=$(PLATFORM) \
+       --with-q-plugin-prefix=$(MU_BUILD_ROOT_DIR)/packages-$(PLATFORM)
+
+# Platform dependent configure flags
+vpp-no-dpdk_configure_args += $(vpp-no-dpdk_configure_args_$(PLATFORM))
+
+
+vpp-no-dpdk_CPPFLAGS = $(call installed_includes_fn,	\
+	vppinfra				\
+        openssl					\
+	svm					\
+	vlib-no-dpdk					\
+	vlib-api-no-dpdk				\
+	vnet-no-dpdk)
+
+vpp-no-dpdk_LDFLAGS = $(call installed_libs_fn,		\
+	vppinfra				\
+	openssl					\
+	svm					\
+	vlib-no-dpdk					\
+	vlib-api-no-dpdk				\
+	vnet-no-dpdk)
diff --git a/build-data/platforms/qppc.mk b/build-data/platforms/qppc.mk
new file mode 100644
index 00000000..fe0f8683
--- /dev/null
+++ b/build-data/platforms/qppc.mk
@@ -0,0 +1,23 @@
+# Qemu "p-series" powerpc64 
+
+qppc_arch = powerpc64
+
+qppc_root_packages = vppinfra openssl vlib-no-dpdk vlib-api-no-dpdk vnet-no-dpdk svm \
+	vpp-no-dpdk vpp-api-test-no-dpdk
+
+vpp_configure_args_qppc = 
+vnet-no-dpdk_configure_args_qppc = # nothing
+vlib-no-dpdk_configure_args_qppc = --with-pre-data=128
+
+qppc_march=powerpc64
+
+# native tool chain additions for this platform
+qppc_native_tools = vppapigen vppversion
+
+qppc_debug_TAG_CFLAGS = -g -O0 -DCLIB_DEBUG -DCLIB_LOG2_CACHE_LINE_BYTES=6 -maltivec
+qppc_debug_TAG_LDFLAGS = -g -O0 -DCLIB_DEBUG -DCLIB_LOG2_CACHE_LINE_BYTES=6 -maltivec
+
+qppc_TAG_CFLAGS = -g -O2 -DCLIB_LOG2_CACHE_LINE_BYTES=6 -maltivec
+qppc_TAG_LDFLAGS = -g -O2 -DCLIB_LOG2_CACHE_LINE_BYTES=6 -maltivec
+
+
diff --git a/vlib/vlib/main.h b/vlib/vlib/main.h
index 5a8d7456..1a110459 100644
--- a/vlib/vlib/main.h
+++ b/vlib/vlib/main.h
@@ -171,6 +171,7 @@ typedef struct vlib_main_t {
   /* control-plane API queue signal pending */
   volatile u32 queue_signal_pending;
   void (*queue_signal_callback)(struct vlib_main_t *);
+  u8 **argv;
 } vlib_main_t;
 
 /* Global main structure. */
diff --git a/vlib/vlib/node.c b/vlib/vlib/node.c
index 4fb117e4..66a2d09f 100644
--- a/vlib/vlib/node.c
+++ b/vlib/vlib/node.c
@@ -262,7 +262,7 @@ static void node_elog_init (vlib_main_t * vm, uword ni)
 }
 
 #ifdef CLIB_UNIX
-#define STACK_ALIGN 4096
+#define STACK_ALIGN (clib_mem_get_page_size())
 #else
 #define STACK_ALIGN CLIB_CACHE_LINE_BYTES
 #endif
@@ -272,6 +272,7 @@ static void register_node (vlib_main_t * vm,
 {
   vlib_node_main_t * nm = &vm->node_main;
   vlib_node_t * n;
+  u32 page_size = clib_mem_get_page_size();
   int i;
 
   if (CLIB_DEBUG > 0)
@@ -363,9 +364,26 @@ static void register_node (vlib_main_t * vm,
 
 	log2_n_stack_bytes = clib_max (r->process_log2_n_stack_bytes, 15);
 
-	p = clib_mem_alloc_aligned_no_fail 
+#ifdef CLIB_UNIX
+        /* 
+         * Bump the stack size if running over a kernel with a large page size,
+         * and the stack isn't any too big to begin with. Otherwise, we'll
+         * trip over the stack guard page for sure.
+         */
+        if ((page_size > (4<<10)) && log2_n_stack_bytes < 19)
+          {
+            if ((1<<log2_n_stack_bytes) <= page_size)
+              log2_n_stack_bytes = min_log2 (page_size) + 1;
+            else
+              log2_n_stack_bytes++;
+          }
+#endif
+
+	p = clib_mem_alloc_aligned_at_offset 
             (sizeof (p[0]) + (1 << log2_n_stack_bytes),
-             STACK_ALIGN);
+             STACK_ALIGN, STRUCT_OFFSET_OF (vlib_process_t, stack));
+        if (p == 0)
+            clib_panic ("failed to allocate process stack (%d bytes)", 1<<log2_n_stack_bytes);
 
 	memset (p, 0, sizeof (p[0]));
 	p->log2_n_stack_bytes = log2_n_stack_bytes;
@@ -388,7 +406,7 @@ static void register_node (vlib_main_t * vm,
          * Disallow writes to the bottom page of the stack, to
          * catch stack overflows.
          */
-        if (mprotect (p->stack, 4096, PROT_READ) < 0)
+        if (mprotect (p->stack, page_size, PROT_READ) < 0)
             clib_unix_warning ("process stack");
 #endif
 
diff --git a/vlib/vlib/threads.c b/vlib/vlib/threads.c
index 73abba83..3eed1080 100644
--- a/vlib/vlib/threads.c
+++ b/vlib/vlib/threads.c
@@ -1025,7 +1025,7 @@ cpu_config (vlib_main_t * vm, unformat_input_t * input)
 
 VLIB_EARLY_CONFIG_FUNCTION (cpu_config, "cpu");
 
-#if !defined (__x86_64__)
+#if !defined (__x86_64__) && !defined (__aarch64__) && !defined (__powerpc64__)
 void __sync_fetch_and_add_8 (void)
 {
   fformat(stderr, "%s called\n", __FUNCTION__);
@@ -1128,6 +1128,7 @@ show_threads_fn (vlib_main_t * vm,
                    "ID", "Name", "Type", "LWP",
                    "lcore", "Core", "Socket", "State");
 
+#if !defined(__powerpc64__)
   for (i = 0; i < vec_len(vlib_worker_threads); i++)
     {
       w = vlib_worker_threads + i;
@@ -1166,6 +1167,7 @@ show_threads_fn (vlib_main_t * vm,
       vlib_cli_output(vm, "%v", line);
       vec_free(line);
     }
+#endif
 
   return 0;
 }
diff --git a/vlib/vlib/unix/main.c b/vlib/vlib/unix/main.c
index b85f3e73..1aac3275 100644
--- a/vlib/vlib/unix/main.c
+++ b/vlib/vlib/unix/main.c
@@ -397,15 +397,13 @@ VLIB_MAIN_LOOP_EXIT_FUNCTION (unix_exit);
 
 u8 **vlib_thread_stacks;
 
-static char **argv_global;
-  
 static uword thread0 (uword arg)
 {
   vlib_main_t * vm = (vlib_main_t *)arg;
   unformat_input_t input;
   int i;
   
-  unformat_init_command_line (&input, argv_global);
+  unformat_init_command_line (&input, vm->argv);
   i = vlib_main (vm, &input);
   unformat_free (&input);
   
@@ -423,7 +421,7 @@ int vlib_unix_main (int argc, char * argv[])
   clib_error_t * e;
   int i;
 
-  argv_global = argv;
+  vm->argv = (u8 **)argv;
   vm->name = argv[0];
   vm->heap_base = clib_mem_get_heap ();
   ASSERT(vm->heap_base);
@@ -432,7 +430,7 @@ int vlib_unix_main (int argc, char * argv[])
   if (i)
     return i;
   
-  unformat_init_command_line (&input, argv_global);
+  unformat_init_command_line (&input, vm->argv);
   vm->init_functions_called = hash_create (0, /* value bytes */ 0);
   e = vlib_call_all_config_functions (vm, &input, 1 /* early */);
   if (e != 0)
@@ -459,7 +457,7 @@ int vlib_unix_main (int argc, char * argv[])
        * Disallow writes to the bottom page of the stack, to
        * catch stack overflows.
        */
-      if (mprotect (thread_stacks, 4096, PROT_READ) < 0)
+      if (mprotect (thread_stacks, clib_mem_get_page_size(), PROT_READ) < 0)
           clib_unix_warning ("thread stack");
 
       thread_stacks += VLIB_THREAD_STACK_SIZE;
diff --git a/vlib/vlib/unix/physmem.c b/vlib/vlib/unix/physmem.c
index 83b40be6..d7428c9b 100644
--- a/vlib/vlib/unix/physmem.c
+++ b/vlib/vlib/unix/physmem.c
@@ -261,6 +261,11 @@ clib_error_t * unix_physmem_init (vlib_main_t * vm, int physical_memory_required
   else
     error = clib_error_return (0, "uio_dma deprecated");
 
+  vpm->page_mask = pow2_mask (vpm->log2_n_bytes_per_page);
+  vpm->virtual.start = pointer_to_uword (pm->mem);
+  vpm->virtual.size = pm->mem_size;
+  vpm->virtual.end = vpm->virtual.start + vpm->virtual.size;
+
   if (using_fake_memory)
       fformat(stderr, "%s: use fake dma pages\n", __FUNCTION__);
   else
diff --git a/vnet/vnet/devices/ssvm/node.c b/vnet/vnet/devices/ssvm/node.c
index fe53d119..b26d73d1 100644
--- a/vnet/vnet/devices/ssvm/node.c
+++ b/vnet/vnet/devices/ssvm/node.c
@@ -94,6 +94,7 @@ ssvm_eth_device_input (ssvm_eth_main_t * em,
   u32 trace_cnt __attribute__((unused)) = vlib_get_trace_count (vm, node);
   volatile u32 * lock;
   u32 * elt_indices;
+  uword n_trace = vlib_get_trace_count (vm, node);
 
   /* Either side down? buh-bye... */
   if ((u64)(sh->opaque [MASTER_ADMIN_STATE_INDEX]) == 0 ||
@@ -236,7 +237,19 @@ ssvm_eth_device_input (ssvm_eth_main_t * em,
            */
           VLIB_BUFFER_TRACE_TRAJECTORY_INIT(b0);
 
-          /* $$$$ tracing */
+          if (PREDICT_FALSE(n_trace > 0))
+          {
+              ssvm_eth_input_trace_t *tr;
+              
+              vlib_trace_buffer (vm, node, next0,
+                                 b0, /* follow_chain */ 1);
+              vlib_set_trace_count (vm, node, --n_trace);
+
+              tr = vlib_add_trace (vm, node, b0, sizeof (*tr));
+
+              tr->next_index = next0;
+              tr->sw_if_index = intfc->vlib_hw_if_index;
+          }
 
           vlib_validate_buffer_enqueue_x1 (vm, node, next_index,
                                            to_next, n_left_to_next,
diff --git a/vnet/vnet/lawful-intercept/lawful_intercept.c b/vnet/vnet/lawful-intercept/lawful_intercept.c
index bd3f33ef..6b2f41f4 100644
--- a/vnet/vnet/lawful-intercept/lawful_intercept.c
+++ b/vnet/vnet/lawful-intercept/lawful_intercept.c
@@ -13,6 +13,7 @@
  * limitations under the License.
  */
 
+#if DPDK==1
 #include <vnet/lawful-intercept/lawful_intercept.h>
 
 static clib_error_t *
@@ -109,3 +110,6 @@ li_init (vlib_main_t * vm)
 }
 
 VLIB_INIT_FUNCTION(li_init);
+#else
+#endif /* DPDK */
+
diff --git a/vnet/vnet/lawful-intercept/node.c b/vnet/vnet/lawful-intercept/node.c
index cc066491..8a47aa32 100644
--- a/vnet/vnet/lawful-intercept/node.c
+++ b/vnet/vnet/lawful-intercept/node.c
@@ -17,6 +17,7 @@
 #include <vnet/vnet.h>
 #include <vppinfra/error.h>
 
+#if DPDK==1
 #include <vnet/lawful-intercept/lawful_intercept.h>
 
 #include <vppinfra/error.h>
@@ -270,3 +271,38 @@ VLIB_REGISTER_NODE (li_hit_node) = {
         [LI_HIT_NEXT_ETHERNET] = "ethernet-input-not-l2",
   },
 };
+
+#else
+#include <vlib/vlib.h>
+
+static uword
+li_hit_node_fn (vlib_main_t * vm,
+		  vlib_node_runtime_t * node,
+		  vlib_frame_t * frame)
+{
+  clib_warning ("LI not implemented (no DPDK)");
+  return 0;
+}
+
+VLIB_REGISTER_NODE (li_hit_node) = {
+  .vector_size = sizeof (u32),
+  .function = li_hit_node_fn,
+  .name = "li-hit",
+};
+
+VLIB_REGISTER_NODE (ipsec_output_node) = {
+  .vector_size = sizeof (u32),
+  .function = li_hit_node_fn,
+  .name = "ipsec-output",
+};
+
+static clib_error_t *
+li_init (vlib_main_t * vm)
+{
+  return 0;
+}
+
+VLIB_INIT_FUNCTION(li_init);
+
+
+#endif /* DPDK */
diff --git a/vnet/vnet/map/map.c b/vnet/vnet/map/map.c
index a63122b5..3cf5e692 100644
--- a/vnet/vnet/map/map.c
+++ b/vnet/vnet/map/map.c
@@ -17,6 +17,17 @@
 
 #include "map.h"
 
+#ifdef __powerpc64__
+#include <vppinfra/xxhash.h>
+
+static inline u32
+crc_u32(u32 data, u32 value)
+{
+  u64 tmp = ((u64)data<<32) | (u64) value;
+  return (u32) clib_xxhash(tmp);
+}
+#endif
+
 /*
  * This code supports the following MAP modes:
  * 
diff --git a/vnet/vnet/policer/fix_types.h b/vnet/vnet/policer/fix_types.h
index cbb79e04..71a41731 100644
--- a/vnet/vnet/policer/fix_types.h
+++ b/vnet/vnet/policer/fix_types.h
@@ -28,4 +28,8 @@ typedef unsigned char uint8_t;
 typedef unsigned short int uint16_t;
 typedef unsigned int uint32_t;
 
+#ifdef __powerpc64__
+typedef unsigned long uint64_t;
+#endif
+
 #endif /* __included_fix_types_h__ */
diff --git a/vnet/vnet/vcgn/vcgn_classify.c b/vnet/vnet/vcgn/vcgn_classify.c
index 518f9102..5574f802 100644
--- a/vnet/vnet/vcgn/vcgn_classify.c
+++ b/vnet/vnet/vcgn/vcgn_classify.c
@@ -397,7 +397,9 @@ clib_error_t *vcgn_classify_init (vlib_main_t *vm)
   mp->inside_sw_if_index = 1;
   mp->outside_sw_if_index = 0;
 
+#if DPDK==1
   dpdk_set_next_node (DPDK_RX_NEXT_IP4_INPUT, "vcgn-classify");
+#endif
 
   {
     pg_node_t * pn;
diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c
index a32756bd..65c6b386 100644
--- a/vpp-api-test/vat/api_format.c
+++ b/vpp-api-test/vat/api_format.c
@@ -34,7 +34,11 @@
 #include <vnet/l2/l2_classify.h> 
 #include <vnet/l2/l2_vtr.h>
 #include <vnet/classify/input_acl.h>
+#if DPDK > 0
 #include <vnet/ipsec/ipsec.h>
+#else
+#include <inttypes.h>
+#endif
 #include <vnet/map/map.h>
 
 #include "vat/json_format.h"
@@ -228,6 +232,7 @@ uword unformat_ip6_address (unformat_input_t * input, va_list * args)
 uword
 unformat_ipsec_policy_action (unformat_input_t * input, va_list * args)
 {
+#if DPDK > 0
   u32 * r = va_arg (*args, u32 *);
 
   if (0) ;
@@ -237,11 +242,15 @@ unformat_ipsec_policy_action (unformat_input_t * input, va_list * args)
   else
     return 0;
   return 1;
+#else
+  return 0;
+#endif
 }
 
 uword
 unformat_ipsec_crypto_alg (unformat_input_t * input, va_list * args)
 {
+#if DPDK > 0
   u32 * r = va_arg (*args, u32 *);
 
   if (0) ;
@@ -251,11 +260,15 @@ unformat_ipsec_crypto_alg (unformat_input_t * input, va_list * args)
   else
     return 0;
   return 1;
+#else
+  return 0;
+#endif
 }
 
 u8 *
 format_ipsec_crypto_alg (u8 * s, va_list * args)
 {
+#if DPDK > 0
   u32 i = va_arg (*args, u32);
   u8 * t = 0;
 
@@ -268,11 +281,15 @@ format_ipsec_crypto_alg (u8 * s, va_list * args)
         return format (s, "unknown");
     }
   return format (s, "%s", t);
+#else
+  return format (s, "Unimplemented");
+#endif
 }
 
 uword
 unformat_ipsec_integ_alg (unformat_input_t * input, va_list * args)
 {
+#if DPDK > 0
   u32 * r = va_arg (*args, u32 *);
 
   if (0) ;
@@ -282,11 +299,15 @@ unformat_ipsec_integ_alg (unformat_input_t * input, va_list * args)
   else
     return 0;
   return 1;
+#else
+  return 0;
+#endif
 }
 
 u8 *
 format_ipsec_integ_alg (u8 * s, va_list * args)
 {
+#if DPDK > 0
   u32 i = va_arg (*args, u32);
   u8 * t = 0;
 
@@ -299,6 +320,9 @@ format_ipsec_integ_alg (u8 * s, va_list * args)
         return format (s, "unknown");
     }
   return format (s, "%s", t);
+#else
+  return format (s, "Unsupported");
+#endif
 }
 
 u8 * format_ip4_address (u8 * s, va_list * args)
@@ -7721,6 +7745,7 @@ api_ip_dump (vat_main_t * vam)
 static int
 api_ipsec_spd_add_del (vat_main_t * vam)
 {
+#if DPDK > 0
     unformat_input_t * i = vam->input;
     vl_api_ipsec_spd_add_del_t *mp;
     f64 timeout;
@@ -7750,11 +7775,16 @@ api_ipsec_spd_add_del (vat_main_t * vam)
     S; W;
     /* NOTREACHED */
     return 0;
+#else
+    clib_warning ("unsupported (no dpdk)");
+    return -99;
+#endif
 }
 
 static int
 api_ipsec_interface_add_del_spd (vat_main_t * vam)
 {
+#if DPDK > 0
     unformat_input_t * i = vam->input;
     vl_api_ipsec_interface_add_del_spd_t *mp;
     f64 timeout;
@@ -7798,11 +7828,16 @@ api_ipsec_interface_add_del_spd (vat_main_t * vam)
     S; W;
     /* NOTREACHED */
     return 0;
+#else
+    clib_warning ("unsupported (no dpdk)");
+    return -99;
+#endif
 }
 
 static int
 api_ipsec_spd_add_del_entry (vat_main_t * vam)
 {
+#if DPDK > 0
     unformat_input_t * i = vam->input;
     vl_api_ipsec_spd_add_del_entry_t *mp;
     f64 timeout;
@@ -7928,11 +7963,16 @@ api_ipsec_spd_add_del_entry (vat_main_t * vam)
     S; W;
     /* NOTREACHED */
     return 0;
+#else
+    clib_warning ("unsupported (no dpdk)");
+    return -99;
+#endif
 }
 
 static int
 api_ipsec_sad_add_del_entry (vat_main_t * vam)
 {
+#if DPDK > 0
     unformat_input_t * i = vam->input;
     vl_api_ipsec_sad_add_del_entry_t *mp;
     f64 timeout;
@@ -8035,11 +8075,16 @@ api_ipsec_sad_add_del_entry (vat_main_t * vam)
     S; W;
     /* NOTREACHED */
     return 0;
+#else
+    clib_warning ("unsupported (no dpdk)");
+    return -99;
+#endif
 }
 
 static int
 api_ipsec_sa_set_key (vat_main_t * vam)
 {
+#if DPDK > 0
     unformat_input_t * i = vam->input;
     vl_api_ipsec_sa_set_key_t *mp;
     f64 timeout;
@@ -8077,6 +8122,10 @@ api_ipsec_sa_set_key (vat_main_t * vam)
     S; W;
     /* NOTREACHED */
     return 0;
+#else
+    clib_warning ("unsupported (no dpdk)");
+    return -99;
+#endif
 }
 
 /*
diff --git a/vpp-japi/m4/libtool.m4 b/vpp-japi/m4/libtool.m4
index d7c043f4..44e0ecff 100644
--- a/vpp-japi/m4/libtool.m4
+++ b/vpp-japi/m4/libtool.m4
@@ -1312,7 +1312,7 @@ ia64-*-hpux*)
   rm -rf conftest*
   ;;
 
-x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
+x86_64-*kfreebsd*-gnu|x86_64-*linux*|ppc*-*linux*|powerpc*-*linux*| \
 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   # Find out which ABI we are using.
   echo 'int i;' > conftest.$ac_ext
@@ -1324,19 +1324,9 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	    LD="${LD-ld} -m elf_i386_fbsd"
 	    ;;
 	  x86_64-*linux*)
-	    case `/usr/bin/file conftest.o` in
-	      *x86-64*)
-		LD="${LD-ld} -m elf32_x86_64"
-		;;
-	      *)
-		LD="${LD-ld} -m elf_i386"
-		;;
-	    esac
-	    ;;
-	  powerpc64le-*)
-	    LD="${LD-ld} -m elf32lppclinux"
+	    LD="${LD-ld} -m elf_i386"
 	    ;;
-	  powerpc64-*)
+	  ppc64-*linux*|powerpc64-*linux*)
 	    LD="${LD-ld} -m elf32ppclinux"
 	    ;;
 	  s390x-*linux*)
@@ -1355,10 +1345,7 @@ s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
 	  x86_64-*linux*)
 	    LD="${LD-ld} -m elf_x86_64"
 	    ;;
-	  powerpcle-*)
-	    LD="${LD-ld} -m elf64lppc"
-	    ;;
-	  powerpc-*)
+	  ppc*-*linux*|powerpc*-*linux*)
 	    LD="${LD-ld} -m elf64ppc"
 	    ;;
 	  s390*-*linux*|s390*-*tpf*)
@@ -1701,8 +1688,7 @@ AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
     ;;
   *)
     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
-    if test -n "$lt_cv_sys_max_cmd_len" && \
-	test undefined != "$lt_cv_sys_max_cmd_len"; then
+    if test -n "$lt_cv_sys_max_cmd_len"; then
       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
     else
@@ -2526,6 +2512,17 @@ freebsd* | dragonfly*)
   esac
   ;;
 
+gnu*)
+  version_type=linux # correct to gnu/linux during the next big refactor
+  need_lib_prefix=no
+  need_version=no
+  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
+  soname_spec='${libname}${release}${shared_ext}$major'
+  shlibpath_var=LD_LIBRARY_PATH
+  shlibpath_overrides_runpath=no
+  hardcode_into_libs=yes
+  ;;
+
 haiku*)
   version_type=linux # correct to gnu/linux during the next big refactor
   need_lib_prefix=no
@@ -2642,7 +2639,7 @@ linux*oldld* | linux*aout* | linux*coff*)
   ;;
 
 # This must be glibc/ELF.
-linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
   version_type=linux # correct to gnu/linux during the next big refactor
   need_lib_prefix=no
   need_version=no
@@ -2687,18 +2684,6 @@ linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
   dynamic_linker='GNU/Linux ld.so'
   ;;
 
-netbsdelf*-gnu)
-  version_type=linux
-  need_lib_prefix=no
-  need_version=no
-  library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
-  soname_spec='${libname}${release}${shared_ext}$major'
-  shlibpath_var=LD_LIBRARY_PATH
-  shlibpath_overrides_runpath=no
-  hardcode_into_libs=yes
-  dynamic_linker='NetBSD ld.elf_so'
-  ;;
-
 netbsd*)
   version_type=sunos
   need_lib_prefix=no
@@ -3258,6 +3243,10 @@ freebsd* | dragonfly*)
   fi
   ;;
 
+gnu*)
+  lt_cv_deplibs_check_method=pass_all
+  ;;
+
 haiku*)
   lt_cv_deplibs_check_method=pass_all
   ;;
@@ -3296,11 +3285,11 @@ irix5* | irix6* | nonstopux*)
   ;;
 
 # This must be glibc/ELF.
-linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+linux* | k*bsd*-gnu | kopensolaris*-gnu)
   lt_cv_deplibs_check_method=pass_all
   ;;
 
-netbsd* | netbsdelf*-gnu)
+netbsd*)
   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
   else
@@ -4048,7 +4037,7 @@ m4_if([$1], [CXX], [
 	    ;;
 	esac
 	;;
-      linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+      linux* | k*bsd*-gnu | kopensolaris*-gnu)
 	case $cc_basename in
 	  KCC*)
 	    # KAI C++ Compiler
@@ -4112,7 +4101,7 @@ m4_if([$1], [CXX], [
 	    ;;
 	esac
 	;;
-      netbsd* | netbsdelf*-gnu)
+      netbsd*)
 	;;
       *qnx* | *nto*)
         # QNX uses GNU C++, but need to define -shared option too, otherwise
@@ -4347,7 +4336,7 @@ m4_if([$1], [CXX], [
       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
       ;;
 
-    linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+    linux* | k*bsd*-gnu | kopensolaris*-gnu)
       case $cc_basename in
       # old Intel for x86_64 which still supported -KPIC.
       ecc*)
@@ -4589,9 +4578,6 @@ m4_if([$1], [CXX], [
       ;;
     esac
     ;;
-  linux* | k*bsd*-gnu | gnu*)
-    _LT_TAGVAR(link_all_deplibs, $1)=no
-    ;;
   *)
     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
     ;;
@@ -4654,9 +4640,6 @@ dnl Note also adjust exclude_expsyms for C++ above.
   openbsd*)
     with_gnu_ld=no
     ;;
-  linux* | k*bsd*-gnu | gnu*)
-    _LT_TAGVAR(link_all_deplibs, $1)=no
-    ;;
   esac
 
   _LT_TAGVAR(ld_shlibs, $1)=yes
@@ -4878,7 +4861,7 @@ _LT_EOF
       fi
       ;;
 
-    netbsd* | netbsdelf*-gnu)
+    netbsd*)
       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
 	wlarc=
@@ -5055,7 +5038,6 @@ _LT_EOF
 	if test "$aix_use_runtimelinking" = yes; then
 	  shared_flag="$shared_flag "'${wl}-G'
 	fi
-	_LT_TAGVAR(link_all_deplibs, $1)=no
       else
 	# not using gcc
 	if test "$host_cpu" = ia64; then
@@ -5360,7 +5342,7 @@ _LT_EOF
       _LT_TAGVAR(link_all_deplibs, $1)=yes
       ;;
 
-    netbsd* | netbsdelf*-gnu)
+    netbsd*)
       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
       else
@@ -6240,6 +6222,9 @@ if test "$_lt_caught_CXX_error" != yes; then
         _LT_TAGVAR(ld_shlibs, $1)=yes
         ;;
 
+      gnu*)
+        ;;
+
       haiku*)
         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
         _LT_TAGVAR(link_all_deplibs, $1)=yes
@@ -6401,7 +6386,7 @@ if test "$_lt_caught_CXX_error" != yes; then
         _LT_TAGVAR(inherit_rpath, $1)=yes
         ;;
 
-      linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu*)
+      linux* | k*bsd*-gnu | kopensolaris*-gnu)
         case $cc_basename in
           KCC*)
 	    # Kuck and Associates, Inc. (KAI) C++ Compiler
diff --git a/vpp/app/version.c b/vpp/app/version.c
index 8a91c85b..afd1e4a3 100644
--- a/vpp/app/version.c
+++ b/vpp/app/version.c
@@ -14,7 +14,10 @@
  */
 #include <vlib/vlib.h>
 #include <app/version.h>
+
+#if DPDK > 0
 #include <rte_version.h>
+#endif /* DPDK */
 
 static char * vpe_version_string = 
     "vpp v" VPP_BUILD_VER 
@@ -47,7 +50,9 @@ show_vpe_version_command_fn (vlib_main_t * vm,
   if (unformat (input, "verbose")){
      vlib_cli_output (vm, "%s", vpe_dir_string);
      vlib_cli_output (vm, "%s", vpe_compiler);
+#if DPDK > 0
      vlib_cli_output (vm, "DPDK version is %s", rte_version());
+#endif
   }
   return 0;
 }
diff --git a/vppinfra/vppinfra/bihash_24_8.h b/vppinfra/vppinfra/bihash_24_8.h
index 9d5b3bcb..c789c980 100644
--- a/vppinfra/vppinfra/bihash_24_8.h
+++ b/vppinfra/vppinfra/bihash_24_8.h
@@ -38,6 +38,7 @@ static inline int clib_bihash_is_free_24_8 (clib_bihash_kv_24_8_t *v)
   return 0;
 }
 
+#if !defined(__powerpc64__) && !defined(__aarch64__)
 static inline u32
 crc_u32(u32 data, u32 value)
 {
@@ -70,7 +71,7 @@ static inline u64 clib_bihash_hash_24_8  (clib_bihash_kv_24_8_t *v)
   return value;
 }
 
-#if 0
+#else
 static inline u64 clib_bihash_hash_24_8  (clib_bihash_kv_24_8_t *v)
 {
   u64 tmp = v->key[0] ^ v->key[1] ^ v->key[2];
diff --git a/vppinfra/vppinfra/cache.h b/vppinfra/vppinfra/cache.h
index 7ed7a1ea..fea11169 100644
--- a/vppinfra/vppinfra/cache.h
+++ b/vppinfra/vppinfra/cache.h
@@ -40,15 +40,30 @@
 
 #include <vppinfra/error_bootstrap.h>
 
+/* 
+ * Allow CFLAGS to override the arch-specific cache line size 
+ */
+#ifndef CLIB_LOG2_CACHE_LINE_BYTES
+
 #ifdef __x86_64__
 #define CLIB_LOG2_CACHE_LINE_BYTES 6
 #endif
 
+#ifdef __aarch64__
+#define CLIB_LOG2_CACHE_LINE_BYTES 7
+#endif
+
 /* Default cache line size of 32 bytes. */
 #ifndef CLIB_LOG2_CACHE_LINE_BYTES
 #define CLIB_LOG2_CACHE_LINE_BYTES 5
 #endif
 
+#endif /* CLIB_LOG2_CACHE_LINE_BYTES defined */
+
+#if (CLIB_LOG2_CACHE_LINE_BYTES >= 9)
+#error Cache line size 512 bytes or greater
+#endif
+
 #define CLIB_CACHE_LINE_BYTES (1 << CLIB_LOG2_CACHE_LINE_BYTES)
 #define CLIB_CACHE_LINE_ALIGN_MARK(mark) u8 mark[0] __attribute__((aligned(CLIB_CACHE_LINE_BYTES)))
 
diff --git a/vppinfra/vppinfra/longjmp.S b/vppinfra/vppinfra/longjmp.S
index a469b644..ac138a96 100644
--- a/vppinfra/vppinfra/longjmp.S
+++ b/vppinfra/vppinfra/longjmp.S
@@ -290,38 +290,42 @@ _prologue (clib_longjmp)
 	
 	blr
 
-_prologue (clib_calljmp)
-	/* Make sure stack is 16 byte aligned. */
-	andi. 0, 5, 0xf
-	sub  5, 5, 0
-	addi 5, 5, -16
-	
-	/* Save old stack/link pointer on new stack. */
-	std 1, 0(5)
+	.globl clib_calljmp
+	.section	".opd","aw"
+	.align 3
+clib_calljmp:
+	.quad	.L.clib_calljmp,.TOC.@tocbase,0
+	.previous
+	.type	clib_calljmp, @function
+.L.clib_calljmp:
 	mflr 0
-	std 0, 8(5)
-	
-	/* Switch stacks. */
-	mr 1, 5
-	
-	/* Get function pointer. */
-	ld 0, 0(3)
-	mtctr 0
-	
-	/* Move argument into place. */
-	mr 3, 4
-	
-	/* Away we go. */
+	mr 9,3
+	std 0,16(1)
+	stdu 1,-112(1)
+#APP
+	std 1,-8(5)
+	addi 5,5,-256
+	mr 1,5
+#NO_APP
+	ld 10,0(9)
+	std 2,40(1)
+	mr 3,4
+	mtctr 10
+	ld 11,16(9)
+	ld 2,8(9)
 	bctrl
-	
-	/* Switch back to old stack. */
-	ld 0, 8(1)
+	ld 2,40(1)
+#APP
+	addi 1,1,256
+	ld 1,-8(1)
+#NO_APP
+	addi 1,1,112
+	ld 0,16(1)
 	mtlr 0
-	ld 0, 0(1)
-	mr 1, 0
-	
-	/* Return to caller. */
 	blr
+	.long 0
+	.byte 0,0,0,1,128,0,0,0
+	.size	clib_calljmp,.-.L.clib_calljmp
 	
 #elif defined(__powerpc__)
 	
diff --git a/vppinfra/vppinfra/unix-formats.c b/vppinfra/vppinfra/unix-formats.c
index f39a4be7..a4c81ca2 100644
--- a/vppinfra/vppinfra/unix-formats.c
+++ b/vppinfra/vppinfra/unix-formats.c
@@ -884,10 +884,12 @@ u8 * format_signal (u8 * s, va_list * args)
 
 u8 * format_ucontext_pc (u8 * s, va_list * args)
 {
-  ucontext_t * uc = va_arg (*args, ucontext_t *);
+  ucontext_t * uc __attribute__((unused));
   unsigned long * regs = 0;
   uword reg_no = 0;
 
+  uc = va_arg (*args, ucontext_t *);
+
 #if defined (powerpc)
   regs = &uc->uc_mcontext.uc_regs->gregs[0];
 #elif defined (powerpc64)