diff options
Diffstat (limited to 'octeon-feature.c')
| -rw-r--r-- | octeon-feature.c | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/octeon-feature.c b/octeon-feature.c new file mode 100644 index 0000000000000..64bc08401cd51 --- /dev/null +++ b/octeon-feature.c @@ -0,0 +1,146 @@ +/***********************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 + } +} |