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authorDavid Daney <ddaney@caviumnetworks.com>2009-08-21 01:10:22 +0400
committerRalf Baechle <ralf@linux-mips.org>2009-09-17 22:07:51 +0400
commite26449153c386904d2801d6348d66d00e5ba2211 (patch)
treede1ef89387558c11c4451e2ad9c6c24e9fddeaf8 /arch/mips/include/asm/octeon
parent982f6ffeeed5ef6104cfd72e517ff9e7a9270fda (diff)
downloadlinux-e26449153c386904d2801d6348d66d00e5ba2211.tar.xz
MIPS: Octeon: Add hardware RNG platform device.
Add a platform device for the Octeon Random Number Generator (RNG). Signed-off-by: David Daney <ddaney@caviumnetworks.com> Acked-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/octeon')
-rw-r--r--arch/mips/include/asm/octeon/cvmx-rnm-defs.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/arch/mips/include/asm/octeon/cvmx-rnm-defs.h b/arch/mips/include/asm/octeon/cvmx-rnm-defs.h
new file mode 100644
index 000000000000..4586958c97be
--- /dev/null
+++ b/arch/mips/include/asm/octeon/cvmx-rnm-defs.h
@@ -0,0 +1,88 @@
+/***********************license start***************
+ * Author: Cavium Networks
+ *
+ * Contact: support@caviumnetworks.com
+ * This file is part of the OCTEON SDK
+ *
+ * Copyright (c) 2003-2008 Cavium Networks
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License, Version 2, as
+ * published by the Free Software Foundation.
+ *
+ * This file is distributed in the hope that it will be useful, but
+ * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
+ * NONINFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this file; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ * or visit http://www.gnu.org/licenses/.
+ *
+ * This file may also be available under a different license from Cavium.
+ * Contact Cavium Networks for more information
+ ***********************license end**************************************/
+
+#ifndef __CVMX_RNM_DEFS_H__
+#define __CVMX_RNM_DEFS_H__
+
+#include <linux/types.h>
+
+#define CVMX_RNM_BIST_STATUS \
+ CVMX_ADD_IO_SEG(0x0001180040000008ull)
+#define CVMX_RNM_CTL_STATUS \
+ CVMX_ADD_IO_SEG(0x0001180040000000ull)
+
+union cvmx_rnm_bist_status {
+ uint64_t u64;
+ struct cvmx_rnm_bist_status_s {
+ uint64_t reserved_2_63:62;
+ uint64_t rrc:1;
+ uint64_t mem:1;
+ } s;
+ struct cvmx_rnm_bist_status_s cn30xx;
+ struct cvmx_rnm_bist_status_s cn31xx;
+ struct cvmx_rnm_bist_status_s cn38xx;
+ struct cvmx_rnm_bist_status_s cn38xxp2;
+ struct cvmx_rnm_bist_status_s cn50xx;
+ struct cvmx_rnm_bist_status_s cn52xx;
+ struct cvmx_rnm_bist_status_s cn52xxp1;
+ struct cvmx_rnm_bist_status_s cn56xx;
+ struct cvmx_rnm_bist_status_s cn56xxp1;
+ struct cvmx_rnm_bist_status_s cn58xx;
+ struct cvmx_rnm_bist_status_s cn58xxp1;
+};
+
+union cvmx_rnm_ctl_status {
+ uint64_t u64;
+ struct cvmx_rnm_ctl_status_s {
+ uint64_t reserved_9_63:55;
+ uint64_t ent_sel:4;
+ uint64_t exp_ent:1;
+ uint64_t rng_rst:1;
+ uint64_t rnm_rst:1;
+ uint64_t rng_en:1;
+ uint64_t ent_en:1;
+ } s;
+ struct cvmx_rnm_ctl_status_cn30xx {
+ uint64_t reserved_4_63:60;
+ uint64_t rng_rst:1;
+ uint64_t rnm_rst:1;
+ uint64_t rng_en:1;
+ uint64_t ent_en:1;
+ } cn30xx;
+ struct cvmx_rnm_ctl_status_cn30xx cn31xx;
+ struct cvmx_rnm_ctl_status_cn30xx cn38xx;
+ struct cvmx_rnm_ctl_status_cn30xx cn38xxp2;
+ struct cvmx_rnm_ctl_status_s cn50xx;
+ struct cvmx_rnm_ctl_status_s cn52xx;
+ struct cvmx_rnm_ctl_status_s cn52xxp1;
+ struct cvmx_rnm_ctl_status_s cn56xx;
+ struct cvmx_rnm_ctl_status_s cn56xxp1;
+ struct cvmx_rnm_ctl_status_s cn58xx;
+ struct cvmx_rnm_ctl_status_s cn58xxp1;
+};
+
+#endif