vendor/octeon-sdk/2.3.0vendor/octeon-sdk

1 files changed, 146 insertions, 0 deletions

diff --git a/octeon-feature.c b/octeon-feature.c
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+++ b/octeon-feature.c
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+/***********************license start***************
+ * Copyright (c) 2003-2010  Cavium Inc. (support@cavium.com). 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 Cavium Inc. 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, including technical data, may be subject to U.S. export  control
+ * laws, including the U.S. Export Administration Act and its  associated
+ * regulations, and may be subject to export or import  regulations in other
+ * countries.
+
+ * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
+ * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR
+ * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO
+ * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR
+ * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM
+ * SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE,
+ * MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF
+ * VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR
+ * CORRESPONDENCE TO DESCRIPTION. THE ENTIRE  RISK ARISING OUT OF USE OR
+ * PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
+ ***********************license end**************************************/
+
+/**
+ * @file
+ *
+ * File defining checks for different Octeon features.
+ *
+ * <hr>$Revision: 1 $<hr>
+ */
+#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
+#include <linux/init.h>
+
+#include <asm/octeon/octeon.h>
+#else
+#include "cvmx.h"
+#endif
+
+CVMX_SHARED uint8_t octeon_feature_map[FEATURE_MAP_SIZE] __attribute__((aligned(128)));
+#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
+EXPORT_SYMBOL(octeon_feature_map);
+#else
+#define __init
+#endif
+
+/*
+ * Set the bit in octeon_feature_map for feature.
+ *
+ * @param feature
+ * @return 0 for success and nonzero for error.
+ */
+static int __init octeon_feature_set(octeon_feature_t feature)
+{
+    int bit, byte;
+
+    byte = feature >> 3;
+    bit = feature & 0x7;
+    octeon_feature_map[byte] |= (((uint8_t)1) << bit);
+
+    return 0;
+}
+
+void __init octeon_feature_init(void)
+{
+    octeon_feature_result_t val;
+
+    /*
+     * Check feature map size
+     */
+    if (OCTEON_MAX_FEATURE > (FEATURE_MAP_SIZE * 8 - 1))
+    {
+        val = OCTEON_FEATURE_MAP_OVERFLOW;
+        goto feature_check;
+    }
+
+    /*
+     * Feature settings
+     */
+#define OCTEON_FEATURE_SET(feature_x)		\
+	if (old_octeon_has_feature(feature_x))	\
+	    octeon_feature_set(feature_x)
+
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_SAAD);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_ZIP);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_CRYPTO);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_DORM_CRYPTO);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_PCIE);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_SRIO);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_ILK);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_KEY_MEMORY);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_LED_CONTROLLER);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_TRA);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_MGMT_PORT);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_RAID);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_USB);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_NO_WPTR);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_DFA);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_MDIO_CLAUSE_45);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_NPEI);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_PKND);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_CN68XX_WQE);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_HFA);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_DFM);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_CIU2);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_DICI_MODE);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_BIT_EXTRACTOR);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_NAND);
+    OCTEON_FEATURE_SET(OCTEON_FEATURE_MMC);
+
+    val = OCTEON_FEATURE_SUCCESS;
+
+feature_check:
+
+    if (val != OCTEON_FEATURE_SUCCESS)
+    {
+	cvmx_dprintf("octeon_feature_init(): ");
+	switch (val)
+	{
+	case OCTEON_FEATURE_MAP_OVERFLOW:
+	    cvmx_dprintf("feature map overflow.\n");
+	    break;
+	default:
+	    cvmx_dprintf("unknown error %d.\n", val);
+	    break;
+	}
+#if !defined(CVMX_BUILD_FOR_LINUX_KERNEL) && !defined(__U_BOOT__) && !defined(CVMX_BUILD_FOR_TOOLCHAIN)
+	exit (1);
+#endif
+    }
+}