OXIESEC PANEL

Name	Size	Modified	Perms
📁 ..	-	05/09/2024 07:14:16 AM	rwxr-xr-x
📄 cvmx-address.h	9.15 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-agl-defs.h	70.87 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-asm.h	5.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-asxx-defs.h	17.73 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-boot-vector.h	1.57 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-bootinfo.h	13.44 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 cvmx-bootmem.h	14.02 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-ciu-defs.h	214.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-ciu2-defs.h	173.44 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-ciu3-defs.h	10.71 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-cmd-queue.h	18.46 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-config.h	6.31 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-coremask.h	2.13 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-dbg-defs.h	2.73 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-dpi-defs.h	27 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-fau.h	18.21 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-fpa-defs.h	37.39 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-fpa.h	8.14 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-gmxx-defs.h	226.41 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-gpio-defs.h	13.3 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-board.h	4.91 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-errata.h	1.25 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-jtag.h	1.49 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-loop.h	1.93 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-npi.h	1.91 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-rgmii.h	3.45 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-sgmii.h	3.3 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-spi.h	2.71 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-util.h	5.92 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper-xaui.h	3.29 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-helper.h	7 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-iob-defs.h	35.77 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-ipd-defs.h	56.09 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-ipd.h	10.45 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-l2c-defs.h	7.94 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-l2c.h	11.13 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-l2d-defs.h	1.9 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-l2t-defs.h	5.18 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-led-defs.h	7.7 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-lmcx-defs.h	88.35 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-mio-defs.h	141.79 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-mixx-defs.h	14.58 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-npei-defs.h	94.93 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-npi-defs.h	67.92 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-packet.h	2.07 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pci-defs.h	56.08 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pciercx-defs.h	11.23 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pcsx-defs.h	33.81 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pcsxx-defs.h	25.23 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pemx-defs.h	20.62 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pescx-defs.h	15.88 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pexp-defs.h	16.64 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pip-defs.h	87.19 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pip.h	16.01 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pko-defs.h	73.09 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pko.h	19.17 KB	06/16/2023 05:32:39 PM	rw-r--r--
📄 cvmx-pow-defs.h	33.51 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-pow.h	63.82 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-rnm-defs.h	6.03 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-rst-defs.h	7.27 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-scratch.h	3.78 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-sli-defs.h	3.95 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-smix-defs.h	11.01 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-spi.h	8.93 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-spinlock.h	6.24 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-spxx-defs.h	12.86 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-sriox-defs.h	42.13 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-srxx-defs.h	4.49 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-stxx-defs.h	10.42 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-sysinfo.h	3.95 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-uctlx-defs.h	12.78 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx-wqe.h	17.06 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 cvmx.h	13.85 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 octeon-feature.h	6.38 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 octeon-model.h	16.49 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 octeon.h	12.26 KB	01/28/2018 09:20:33 PM	rw-r--r--
📄 pci-octeon.h	1.65 KB	01/28/2018 09:20:33 PM	rw-r--r--

Editing: cvmx-spi.h

/***********************license start***************
 * Author: Cavium Networks
 *
 * Contact: support@caviumnetworks.com
 * This file is part of the OCTEON SDK
 *
 * Copyright (c) 2003-2008 Cavium Networks
 *
 * This file is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, Version 2, as
 * published by the Free Software Foundation.
 *
 * This file is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty
 * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this file; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 * or visit http://www.gnu.org/licenses/.
 *
 * This file may also be available under a different license from Cavium.
 * Contact Cavium Networks for more information
 ***********************license end**************************************/

/*
 *
 * This file contains defines for the SPI interface
 */
#ifndef __CVMX_SPI_H__
#define __CVMX_SPI_H__

#include <asm/octeon/cvmx-gmxx-defs.h>

/* CSR typedefs have been moved to cvmx-csr-*.h */

typedef enum {
	CVMX_SPI_MODE_UNKNOWN = 0,
	CVMX_SPI_MODE_TX_HALFPLEX = 1,
	CVMX_SPI_MODE_RX_HALFPLEX = 2,
	CVMX_SPI_MODE_DUPLEX = 3
} cvmx_spi_mode_t;

/** Callbacks structure to customize SPI4 initialization sequence */
typedef struct {
    /** Called to reset SPI4 DLL */
	int (*reset_cb) (int interface, cvmx_spi_mode_t mode);

/** Called to setup calendar */
	int (*calendar_setup_cb) (int interface, cvmx_spi_mode_t mode,
				  int num_ports);

/** Called for Tx and Rx clock detection */
	int (*clock_detect_cb) (int interface, cvmx_spi_mode_t mode,
				int timeout);

/** Called to perform link training */
	int (*training_cb) (int interface, cvmx_spi_mode_t mode, int timeout);

/** Called for calendar data synchronization */
	int (*calendar_sync_cb) (int interface, cvmx_spi_mode_t mode,
				 int timeout);

/** Called when interface is up */
	int (*interface_up_cb) (int interface, cvmx_spi_mode_t mode);

} cvmx_spi_callbacks_t;

/**
 * Return true if the supplied interface is configured for SPI
 *
 * @interface: Interface to check
 * Returns True if interface is SPI
 */
static inline int cvmx_spi_is_spi_interface(int interface)
{
	uint64_t gmxState = cvmx_read_csr(CVMX_GMXX_INF_MODE(interface));
	return (gmxState & 0x2) && (gmxState & 0x1);
}

/**
 * Initialize and start the SPI interface.
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 * @timeout:   Timeout to wait for clock synchronization in seconds
 * @num_ports: Number of SPI ports to configure
 *
 * Returns Zero on success, negative of failure.
 */
extern int cvmx_spi_start_interface(int interface, cvmx_spi_mode_t mode,
				    int timeout, int num_ports);

/**
 * This routine restarts the SPI interface after it has lost synchronization
 * with its corespondant system.
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 * @timeout:   Timeout to wait for clock synchronization in seconds
 * Returns Zero on success, negative of failure.
 */
extern int cvmx_spi_restart_interface(int interface, cvmx_spi_mode_t mode,
				      int timeout);

/**
 * Return non-zero if the SPI interface has a SPI4000 attached
 *
 * @interface: SPI interface the SPI4000 is connected to
 *
 * Returns
 */
static inline int cvmx_spi4000_is_present(int interface)
{
	return 0;
}

/**
 * Initialize the SPI4000 for use
 *
 * @interface: SPI interface the SPI4000 is connected to
 */
static inline int cvmx_spi4000_initialize(int interface)
{
	return 0;
}

/**
 * Poll all the SPI4000 port and check its speed
 *
 * @interface: Interface the SPI4000 is on
 * @port:      Port to poll (0-9)
 * Returns Status of the port. 0=down. All other values the port is up.
 */
static inline union cvmx_gmxx_rxx_rx_inbnd cvmx_spi4000_check_speed(
	int interface,
	int port)
{
	union cvmx_gmxx_rxx_rx_inbnd r;
	r.u64 = 0;
	return r;
}

/**
 * Get current SPI4 initialization callbacks
 *
 * @callbacks:	Pointer to the callbacks structure.to fill
 *
 * Returns Pointer to cvmx_spi_callbacks_t structure.
 */
extern void cvmx_spi_get_callbacks(cvmx_spi_callbacks_t *callbacks);

/**
 * Set new SPI4 initialization callbacks
 *
 * @new_callbacks:  Pointer to an updated callbacks structure.
 */
extern void cvmx_spi_set_callbacks(cvmx_spi_callbacks_t *new_callbacks);

/**
 * Callback to perform SPI4 reset
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 *
 * Returns Zero on success, non-zero error code on failure (will cause
 * SPI initialization to abort)
 */
extern int cvmx_spi_reset_cb(int interface, cvmx_spi_mode_t mode);

/**
 * Callback to setup calendar and miscellaneous settings before clock
 * detection
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 * @num_ports: Number of ports to configure on SPI
 *
 * Returns Zero on success, non-zero error code on failure (will cause
 * SPI initialization to abort)
 */
extern int cvmx_spi_calendar_setup_cb(int interface, cvmx_spi_mode_t mode,
				      int num_ports);

/**
 * Callback to perform clock detection
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 * @timeout:   Timeout to wait for clock synchronization in seconds
 *
 * Returns Zero on success, non-zero error code on failure (will cause
 * SPI initialization to abort)
 */
extern int cvmx_spi_clock_detect_cb(int interface, cvmx_spi_mode_t mode,
				    int timeout);

/**
 * Callback to perform link training
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 * @timeout:   Timeout to wait for link to be trained (in seconds)
 *
 * Returns Zero on success, non-zero error code on failure (will cause
 * SPI initialization to abort)
 */
extern int cvmx_spi_training_cb(int interface, cvmx_spi_mode_t mode,
				int timeout);

/**
 * Callback to perform calendar data synchronization
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 * @timeout:   Timeout to wait for calendar data in seconds
 *
 * Returns Zero on success, non-zero error code on failure (will cause
 * SPI initialization to abort)
 */
extern int cvmx_spi_calendar_sync_cb(int interface, cvmx_spi_mode_t mode,
				     int timeout);

/**
 * Callback to handle interface up
 *
 * @interface: The identifier of the packet interface to configure and
 *		    use as a SPI interface.
 * @mode:      The operating mode for the SPI interface. The interface
 *		    can operate as a full duplex (both Tx and Rx data paths
 *		    active) or as a halfplex (either the Tx data path is
 *		    active or the Rx data path is active, but not both).
 *
 * Returns Zero on success, non-zero error code on failure (will cause
 * SPI initialization to abort)
 */
extern int cvmx_spi_interface_up_cb(int interface, cvmx_spi_mode_t mode);

#endif /* __CVMX_SPI_H__ */