sys/contrib/octeon-sdk/octeon-feature.c

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  39
  40 /**
  41  * @file
  42  *
  43  * File defining checks for different Octeon features.
  44  *
  45  * <hr>$Revision: 1 $<hr>
  46  */
  47 #ifdef CVMX_BUILD_FOR_LINUX_KERNEL
  48 #include <linux/init.h>
  49
  50 #include <asm/octeon/octeon.h>
  51 #else
  52 #include "cvmx.h"
  53 #endif
  54
  55 CVMX_SHARED uint8_t octeon_feature_map[FEATURE_MAP_SIZE] __attribute__((aligned(128)));
  56 #ifdef CVMX_BUILD_FOR_LINUX_KERNEL
  57 EXPORT_SYMBOL(octeon_feature_map);
  58 #else
  59 #define __init
  60 #endif
  61
  62 /*
  63  * Set the bit in octeon_feature_map for feature.
  64  *
  65  * @param feature
  66  * @return 0 for success and nonzero for error.
  67  */
  68 static int __init octeon_feature_set(octeon_feature_t feature)
  69 {
  70     int bit, byte;
  71
  72     byte = feature >> 3;
  73     bit = feature & 0x7;
  74     octeon_feature_map[byte] |= (((uint8_t)1) << bit);
  75
  76     return 0;
  77 }
  78
  79 void __init octeon_feature_init(void)
  80 {
  81     octeon_feature_result_t val;
  82
  83     /*
  84      * Check feature map size
  85      */
  86     if (OCTEON_MAX_FEATURE > (FEATURE_MAP_SIZE * 8 - 1))
  87     {
  88         val = OCTEON_FEATURE_MAP_OVERFLOW;
  89         goto feature_check;
  90     }
  91
  92     /*
  93      * Feature settings
  94      */
  95 #define OCTEON_FEATURE_SET(feature_x)           \
  96         if (old_octeon_has_feature(feature_x))  \
  97             octeon_feature_set(feature_x)
  98
  99     OCTEON_FEATURE_SET(OCTEON_FEATURE_SAAD);
 100     OCTEON_FEATURE_SET(OCTEON_FEATURE_ZIP);
 101     OCTEON_FEATURE_SET(OCTEON_FEATURE_CRYPTO);
 102     OCTEON_FEATURE_SET(OCTEON_FEATURE_DORM_CRYPTO);
 103     OCTEON_FEATURE_SET(OCTEON_FEATURE_PCIE);
 104     OCTEON_FEATURE_SET(OCTEON_FEATURE_SRIO);
 105     OCTEON_FEATURE_SET(OCTEON_FEATURE_ILK);
 106     OCTEON_FEATURE_SET(OCTEON_FEATURE_KEY_MEMORY);
 107     OCTEON_FEATURE_SET(OCTEON_FEATURE_LED_CONTROLLER);
 108     OCTEON_FEATURE_SET(OCTEON_FEATURE_TRA);
 109     OCTEON_FEATURE_SET(OCTEON_FEATURE_MGMT_PORT);
 110     OCTEON_FEATURE_SET(OCTEON_FEATURE_RAID);
 111     OCTEON_FEATURE_SET(OCTEON_FEATURE_USB);
 112     OCTEON_FEATURE_SET(OCTEON_FEATURE_NO_WPTR);
 113     OCTEON_FEATURE_SET(OCTEON_FEATURE_DFA);
 114     OCTEON_FEATURE_SET(OCTEON_FEATURE_MDIO_CLAUSE_45);
 115     OCTEON_FEATURE_SET(OCTEON_FEATURE_NPEI);
 116     OCTEON_FEATURE_SET(OCTEON_FEATURE_PKND);
 117     OCTEON_FEATURE_SET(OCTEON_FEATURE_CN68XX_WQE);
 118     OCTEON_FEATURE_SET(OCTEON_FEATURE_HFA);
 119     OCTEON_FEATURE_SET(OCTEON_FEATURE_DFM);
 120     OCTEON_FEATURE_SET(OCTEON_FEATURE_CIU2);
 121     OCTEON_FEATURE_SET(OCTEON_FEATURE_DICI_MODE);
 122     OCTEON_FEATURE_SET(OCTEON_FEATURE_BIT_EXTRACTOR);
 123     OCTEON_FEATURE_SET(OCTEON_FEATURE_NAND);
 124     OCTEON_FEATURE_SET(OCTEON_FEATURE_MMC);
 125
 126     val = OCTEON_FEATURE_SUCCESS;
 127
 128 feature_check:
 129
 130     if (val != OCTEON_FEATURE_SUCCESS)
 131     {
 132         cvmx_dprintf("octeon_feature_init(): ");
 133         switch (val)
 134         {
 135         case OCTEON_FEATURE_MAP_OVERFLOW:
 136             cvmx_dprintf("feature map overflow.\n");
 137             break;
 138         default:
 139             cvmx_dprintf("unknown error %d.\n", val);
 140             break;
 141         }
 142 #if !defined(CVMX_BUILD_FOR_LINUX_KERNEL) && !defined(__U_BOOT__) && !defined(CVMX_BUILD_FOR_TOOLCHAIN) && !defined(CVMX_BUILD_FOR_FREEBSD_KERNEL)
 143         exit (1);
 144 #endif
 145     }
 146 }