[dpdk-dev] [PATCH v4 06/17] eal/soc: init SoC infra from EAL

Shreyansh Jain shreyansh.jain at nxp.com
Sat Oct 15 15:44:57 CEST 2016


From: Jan Viktorin <viktorin at rehivetech.com>

Signed-off-by: Jan Viktorin <viktorin at rehivetech.com>
Signed-off-by: Shreyansh Jain <shreyansh.jain at nxp.com>
Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
---
 lib/librte_eal/bsdapp/eal/Makefile    |  1 +
 lib/librte_eal/bsdapp/eal/eal.c       |  4 +++
 lib/librte_eal/bsdapp/eal/eal_soc.c   | 46 ++++++++++++++++++++++++++++
 lib/librte_eal/common/eal_private.h   | 10 +++++++
 lib/librte_eal/linuxapp/eal/Makefile  |  1 +
 lib/librte_eal/linuxapp/eal/eal.c     |  3 ++
 lib/librte_eal/linuxapp/eal/eal_soc.c | 56 +++++++++++++++++++++++++++++++++++
 7 files changed, 121 insertions(+)
 create mode 100644 lib/librte_eal/bsdapp/eal/eal_soc.c
 create mode 100644 lib/librte_eal/linuxapp/eal/eal_soc.c

diff --git a/lib/librte_eal/bsdapp/eal/Makefile b/lib/librte_eal/bsdapp/eal/Makefile
index a15b762..42b3a2b 100644
--- a/lib/librte_eal/bsdapp/eal/Makefile
+++ b/lib/librte_eal/bsdapp/eal/Makefile
@@ -56,6 +56,7 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_memory.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_hugepage_info.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_thread.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_pci.c
+SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_soc.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_debug.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_lcore.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_BSDAPP) += eal_timer.c
diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c
index 9b93da3..2d62b9d 100644
--- a/lib/librte_eal/bsdapp/eal/eal.c
+++ b/lib/librte_eal/bsdapp/eal/eal.c
@@ -64,6 +64,7 @@
 #include <rte_string_fns.h>
 #include <rte_cpuflags.h>
 #include <rte_interrupts.h>
+#include <rte_soc.h>
 #include <rte_pci.h>
 #include <rte_dev.h>
 #include <rte_devargs.h>
@@ -564,6 +565,9 @@ rte_eal_init(int argc, char **argv)
 	if (rte_eal_pci_init() < 0)
 		rte_panic("Cannot init PCI\n");
 
+	if (rte_eal_soc_init() < 0)
+		rte_panic("Cannot init SoC\n");
+
 	eal_check_mem_on_local_socket();
 
 	if (eal_plugins_init() < 0)
diff --git a/lib/librte_eal/bsdapp/eal/eal_soc.c b/lib/librte_eal/bsdapp/eal/eal_soc.c
new file mode 100644
index 0000000..cb297ff
--- /dev/null
+++ b/lib/librte_eal/bsdapp/eal/eal_soc.c
@@ -0,0 +1,46 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2016 RehiveTech. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of RehiveTech nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <stdio.h>
+#include <rte_common.h>
+#include <rte_log.h>
+
+#include <eal_private.h>
+
+/* Init the SoC EAL subsystem */
+int
+rte_eal_soc_init(void)
+{
+	return 0;
+}
diff --git a/lib/librte_eal/common/eal_private.h b/lib/librte_eal/common/eal_private.h
index 0e8d6f7..d810f9f 100644
--- a/lib/librte_eal/common/eal_private.h
+++ b/lib/librte_eal/common/eal_private.h
@@ -122,6 +122,16 @@ int rte_eal_pci_init(void);
 struct rte_soc_driver;
 struct rte_soc_device;
 
+/**
+ * Init the SoC infra.
+ *
+ * This function is private to EAL.
+ *
+ * @return
+ *   0 on success, negative on error
+ */
+int rte_eal_soc_init(void);
+
 struct rte_pci_driver;
 struct rte_pci_device;
 
diff --git a/lib/librte_eal/linuxapp/eal/Makefile b/lib/librte_eal/linuxapp/eal/Makefile
index a520477..59e30fa 100644
--- a/lib/librte_eal/linuxapp/eal/Makefile
+++ b/lib/librte_eal/linuxapp/eal/Makefile
@@ -65,6 +65,7 @@ SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_vfio_mp_sync.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_pci.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_pci_uio.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_pci_vfio.c
+SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_soc.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_debug.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_lcore.c
 SRCS-$(CONFIG_RTE_EXEC_ENV_LINUXAPP) += eal_timer.c
diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c
index 00af21c..098ba02 100644
--- a/lib/librte_eal/linuxapp/eal/eal.c
+++ b/lib/librte_eal/linuxapp/eal/eal.c
@@ -810,6 +810,9 @@ rte_eal_init(int argc, char **argv)
 		rte_panic("Cannot init VFIO\n");
 #endif
 
+	if (rte_eal_soc_init() < 0)
+		rte_panic("Cannot init SoC\n");
+
 	if (rte_eal_memory_init() < 0)
 		rte_panic("Cannot init memory\n");
 
diff --git a/lib/librte_eal/linuxapp/eal/eal_soc.c b/lib/librte_eal/linuxapp/eal/eal_soc.c
new file mode 100644
index 0000000..04848b9
--- /dev/null
+++ b/lib/librte_eal/linuxapp/eal/eal_soc.c
@@ -0,0 +1,56 @@
+/*-
+ *   BSD LICENSE
+ *
+ *   Copyright(c) 2016 RehiveTech. All rights reserved.
+ *   All rights reserved.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of RehiveTech nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <string.h>
+#include <stdio.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <dirent.h>
+#include <limits.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include <rte_log.h>
+#include <rte_soc.h>
+
+#include "eal_internal_cfg.h"
+#include "eal_filesystem.h"
+#include "eal_private.h"
+
+/* Init the SoC EAL subsystem */
+int
+rte_eal_soc_init(void)
+{
+	return 0;
+}
-- 
2.7.4



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