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Diffstat (limited to 'sys/contrib/octeon-sdk/cvmx-zip.h')
| -rw-r--r-- | sys/contrib/octeon-sdk/cvmx-zip.h | 247 |
1 files changed, 247 insertions, 0 deletions
diff --git a/sys/contrib/octeon-sdk/cvmx-zip.h b/sys/contrib/octeon-sdk/cvmx-zip.h new file mode 100644 index 0000000..0a7d876 --- /dev/null +++ b/sys/contrib/octeon-sdk/cvmx-zip.h @@ -0,0 +1,247 @@ +/***********************license start*************** + * Copyright (c) 2003-2008 Cavium Networks (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 Networks nor the names of + * its contributors may be used to endorse or promote products + * derived from this software without specific prior written + * permission. + * + * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" + * AND WITH ALL FAULTS AND CAVIUM NETWORKS 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. + * + * + * For any questions regarding licensing please contact marketing@caviumnetworks.com + * + ***********************license end**************************************/ + + + + + + +/** + * @file + * + * Header file for the zip (deflate) block + * + * <hr>$Revision: 41586 $<hr> + */ + +#ifndef __CVMX_ZIP_H__ +#define __CVMX_ZIP_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +typedef union { + uint64_t u64; + struct { +#if __BYTE_ORDER == __BIG_ENDIAN + uint64_t unused : 5; + uint64_t full_block_write : 1; + uint64_t no_l2_alloc : 1; + uint64_t little_endian : 1; + uint64_t length : 16; + uint64_t ptr : 40; +#else + uint64_t ptr : 40; + uint64_t length : 16; + uint64_t little_endian : 1; + uint64_t no_l2_alloc : 1; + uint64_t full_block_write : 1; + uint64_t unused : 5; +#endif + } s; +} cvmx_zip_ptr_t; +#define CVMX_ZIP_PTR_MAX_LEN ((1 << 16) - 1) + + +typedef enum { + CVMX_ZIP_COMPLETION_NOTDONE = 0, + CVMX_ZIP_COMPLETION_SUCCESS = 1, + CVMX_ZIP_COMPLETION_OTRUNC = 2, + CVMX_ZIP_COMPLETION_STOP = 3, + CVMX_ZIP_COMPLETION_ITRUNC = 4, + CVMX_ZIP_COMPLETION_RBLOCK = 5, + CVMX_ZIP_COMPLETION_NLEN = 6, + CVMX_ZIP_COMPLETION_BADCODE = 7, + CVMX_ZIP_COMPLETION_BADCODE2 = 8, + CVMX_ZIP_COMPLETION_ZERO_LEN = 9, + CVMX_ZIP_COMPLETION_PARITY = 10 +} cvmx_zip_completion_code_t; + +typedef union { + uint64_t u64[3]; + struct { + + // WORD 0 +#if __BYTE_ORDER == __BIG_ENDIAN + uint64_t crc32 : 32; + uint64_t adler : 32; +#else + uint64_t adler : 32; + uint64_t crc32 : 32; +#endif + + // WORD 1 +#if __BYTE_ORDER == __BIG_ENDIAN + uint64_t totalbyteswritten : 32; + uint64_t totalbytesread : 32; +#else + uint64_t totalbytesread : 32; + uint64_t totalbyteswritten : 32; +#endif + + // WORD 2 +#if __BYTE_ORDER == __BIG_ENDIAN + uint64_t totalbitsprocessed : 32; // decompression only + uint64_t unused20 : 5; + uint64_t exnum : 3; // compression only + uint64_t unused21 : 1; + uint64_t exbits : 7; // compression only + uint64_t unused22 : 7; + uint64_t eof : 1; // decompression only + cvmx_zip_completion_code_t completioncode : 8; // If polling, SW should set this to zero and wait for non-zero +#else + cvmx_zip_completion_code_t completioncode : 8; // If polling, SW should set this to zero and wait for non-zero + uint64_t eof : 1; // decompression only + uint64_t unused22 : 7; + uint64_t exbits : 7; // compression only + uint64_t unused21 : 1; + uint64_t exnum : 3; // compression only + uint64_t unused20 : 5; + uint64_t totalbitsprocessed : 32; // decompression only +#endif + } s; +} cvmx_zip_result_t; + +typedef union { + uint64_t u64[8]; + struct { + + // WORD 0 +#if __BYTE_ORDER == __BIG_ENDIAN + uint64_t unused00 : 8; + uint64_t totaloutputlength : 24; + uint64_t unused01 : 5; + uint64_t exnum : 3; + uint64_t unused02 : 1; + uint64_t exbits : 7; + uint64_t unused03 : 6; + uint64_t speed : 1; + uint64_t forcefixed : 1; + uint64_t forcedynamic : 1; + uint64_t eof : 1; + uint64_t bof : 1; + uint64_t compress : 1; + uint64_t unused04 : 1; + uint64_t dscatter : 1; + uint64_t dgather : 1; + uint64_t hgather : 1; +#else + uint64_t hgather : 1; + uint64_t dgather : 1; + uint64_t dscatter : 1; + uint64_t unused04 : 1; + uint64_t compress : 1; + uint64_t bof : 1; + uint64_t eof : 1; + uint64_t forcedynamic : 1; + uint64_t forcefixed : 1; + uint64_t speed : 1; + uint64_t unused03 : 6; + uint64_t exbits : 7; + uint64_t unused02 : 1; + uint64_t exnum : 3; + uint64_t unused01 : 5; + uint64_t totaloutputlength : 24; + uint64_t unused00 : 8; +#endif + + // WORD 1 +#if __BYTE_ORDER == __BIG_ENDIAN + uint64_t historylength : 16; + uint64_t unused10 : 16; + uint64_t adler32 : 32; +#else + uint64_t adler32 : 32; + uint64_t unused10 : 16; + uint64_t historylength : 16; +#endif + + // WORD 2 + cvmx_zip_ptr_t ctx_ptr; + + // WORD 3 + cvmx_zip_ptr_t hist_ptr; + + // WORD 4 + cvmx_zip_ptr_t in_ptr; + + // WORD 5 + cvmx_zip_ptr_t out_ptr; + + // WORD 6 + cvmx_zip_ptr_t result_ptr; + + // WORD 7 + cvmx_zip_ptr_t wq_ptr; + + } s; +} cvmx_zip_command_t; + + +/** + * Initialize the ZIP block + * + * @return Zero on success, negative on failure + */ +int cvmx_zip_initialize(void); + +/** + * Shutdown the ZIP block. ZIP must be idle when + * this function is called. + * + * @return Zero on success, negative on failure + */ +int cvmx_zip_shutdown(void); + +/** + * Submit a command to the ZIP block + * + * @param command Zip command to submit + * + * @return Zero on success, negative on failure + */ +int cvmx_zip_submit(cvmx_zip_command_t *command); + +/* CSR typedefs have been moved to cvmx-csr-*.h */ + +#ifdef __cplusplus +} +#endif + +#endif /* __CVMX_ZIP_H__ */ |
