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04b6fa8330
facilities as well as support for the Octeon 2 family of SoCs.
XXX Note that with our antediluvian assembler, we can't support some Octeon 2
instructions and fall back to using the old ones instead.
79 lines
3.1 KiB
C
79 lines
3.1 KiB
C
/***********************license start***************
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* Copyright (c) 2003-2010 Cavium Networks (support@cavium.com). All rights
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* reserved.
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*
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of Cavium Networks nor the names of
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* its contributors may be used to endorse or promote products
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* derived from this software without specific prior written
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* permission.
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* This Software, including technical data, may be subject to U.S. export control
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* laws, including the U.S. Export Administration Act and its associated
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* regulations, and may be subject to export or import regulations in other
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* countries.
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* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
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* AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS OR
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* WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO
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* THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR
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* DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM
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* SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES OF TITLE,
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* MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR PURPOSE, LACK OF
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* VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET POSSESSION OR
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* CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR
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* PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
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***********************license end**************************************/
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#ifndef __CVMX_COMPACTFLASH_H__
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#define __CVMX_COMPACTFLASH_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* This function takes values from the compact flash device
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* identify response, and returns the appropriate value to write
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* into the boot bus DMA timing register.
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*
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* @param tim_mult Eclock timing multiple to use
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* @param ident_data Data returned by the 'identify' command. This is used to
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* determine the DMA modes supported by the card, if any.
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* @param mwdma_mode_ptr
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* Optional pointer to return MWDMA mode in
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*
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* @return 64 bit value to write to DMA timing register
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*/
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extern uint64_t cvmx_compactflash_generate_dma_tim(int tim_mult, uint16_t *ident_data, int *mwdma_mode_ptr);
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/**
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* Setup timing and region config to support a specific IDE PIO
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* mode over the bootbus.
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*
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* @param cs0 Bootbus region number connected to CS0 on the IDE device
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* @param cs1 Bootbus region number connected to CS1 on the IDE device
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* @param pio_mode PIO mode to set (0-6)
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*/
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extern void cvmx_compactflash_set_piomode(int cs0, int cs1, int pio_mode);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __CVMX_COMPACTFLASH_H__ */
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