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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
55CVMX_SHARED uint8_t octeon_feature_map[FEATURE_MAP_SIZE] __attribute__((aligned(128)));
56#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
57EXPORT_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 */
68static 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
79void __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
128feature_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}
147