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📁 ..
📄 cvmip.h(5.88 KB)
📄 cvmx-abi.h(3.67 KB)
📄 cvmx-access-native.h(26.79 KB)
📄 cvmx-access.h(7.82 KB)
📄 cvmx-address.h(10.26 KB)
📄 cvmx-agl-defs.h(213.66 KB)
📄 cvmx-app-hotplug.c(27.64 KB)
📄 cvmx-app-hotplug.h(5.77 KB)
📄 cvmx-app-init-linux.c(14.29 KB)
📄 cvmx-app-init.c(22.54 KB)
📄 cvmx-app-init.h(19.32 KB)
📄 cvmx-asm.h(39.3 KB)
📄 cvmx-asx0-defs.h(5.19 KB)
📄 cvmx-asxx-defs.h(50.57 KB)
📄 cvmx-atomic.h(21.71 KB)
📄 cvmx-bootloader.h(5.64 KB)
📄 cvmx-bootmem.c(40.91 KB)
📄 cvmx-bootmem.h(18.88 KB)
📄 cvmx-ciu-defs.h(702.5 KB)
📄 cvmx-ciu2-defs.h(487.31 KB)
📄 cvmx-clock.c(4.48 KB)
📄 cvmx-clock.h(4.43 KB)
📄 cvmx-cmd-queue.c(11.84 KB)
📄 cvmx-cmd-queue.h(22 KB)
📄 cvmx-cn3010-evb-hs5.c(6.05 KB)
📄 cvmx-cn3010-evb-hs5.h(2.3 KB)
📄 cvmx-compactflash.c(12.8 KB)
📄 cvmx-compactflash.h(3.05 KB)
📄 cvmx-core.c(5.3 KB)
📄 cvmx-core.h(9.46 KB)
📄 cvmx-coremask.c(4.12 KB)
📄 cvmx-coremask.h(8.11 KB)
📄 cvmx-crypto.c(2.6 KB)
📄 cvmx-crypto.h(2.54 KB)
📄 cvmx-csr-enums.h(8.45 KB)
📄 cvmx-csr-typedefs.h(3.92 KB)
📄 cvmx-csr.h(11.46 KB)
📄 cvmx-dbg-defs.h(6.28 KB)
📄 cvmx-debug-handler.S(7.44 KB)
📄 cvmx-debug-remote.c(3.24 KB)
📄 cvmx-debug-uart.c(7.88 KB)
📄 cvmx-debug.c(55.98 KB)
📄 cvmx-debug.h(22.2 KB)
📄 cvmx-dfa-defs.h(383.08 KB)
📄 cvmx-dfa.c(3.7 KB)
📄 cvmx-dfa.h(34.87 KB)
📄 cvmx-dfm-defs.h(205.93 KB)
📄 cvmx-dma-engine.c(20.25 KB)
📄 cvmx-dma-engine.h(24.06 KB)
📄 cvmx-dpi-defs.h(107.61 KB)
📄 cvmx-ebt3000.c(3.82 KB)
📄 cvmx-ebt3000.h(2.25 KB)
📄 cvmx-endor-defs.h(311.42 KB)
📄 cvmx-eoi-defs.h(26.27 KB)
📄 cvmx-fau.h(20.31 KB)
📄 cvmx-flash.c(22.46 KB)
📄 cvmx-flash.h(3.8 KB)
📄 cvmx-fpa-defs.h(157.78 KB)
📄 cvmx-fpa.c(6.63 KB)
📄 cvmx-fpa.h(10.39 KB)
📄 cvmx-gmx.h(3.07 KB)
📄 cvmx-gmxx-defs.h(505.27 KB)
📄 cvmx-gpio-defs.h(36.89 KB)
📄 cvmx-gpio.h(5.48 KB)
📄 cvmx-helper-board.c(58 KB)
📄 cvmx-helper-board.h(7.82 KB)
📄 cvmx-helper-cfg.c(18.68 KB)
📄 cvmx-helper-cfg.h(8.1 KB)
📄 cvmx-helper-check-defines.h(4.1 KB)
📄 cvmx-helper-errata.c(11.91 KB)
📄 cvmx-helper-errata.h(3.24 KB)
📄 cvmx-helper-fpa.c(8.81 KB)
📄 cvmx-helper-fpa.h(3.21 KB)
📄 cvmx-helper-ilk.c(12.74 KB)
📄 cvmx-helper-ilk.h(3.58 KB)
📄 cvmx-helper-jtag.c(7.05 KB)
📄 cvmx-helper-jtag.h(3.91 KB)
📄 cvmx-helper-loop.c(4.35 KB)
📄 cvmx-helper-loop.h(2.78 KB)
📄 cvmx-helper-npi.c(5.72 KB)
📄 cvmx-helper-npi.h(2.82 KB)
📄 cvmx-helper-rgmii.c(19.12 KB)
📄 cvmx-helper-rgmii.h(4.5 KB)
📄 cvmx-helper-sgmii.c(27.09 KB)
📄 cvmx-helper-sgmii.h(4.3 KB)
📄 cvmx-helper-spi.c(8.4 KB)
📄 cvmx-helper-spi.h(3.68 KB)
📄 cvmx-helper-srio.c(11.58 KB)
📄 cvmx-helper-srio.h(3.6 KB)
📄 cvmx-helper-util.c(25.77 KB)
📄 cvmx-helper-util.h(9.88 KB)
📄 cvmx-helper-xaui.c(16.54 KB)
📄 cvmx-helper-xaui.h(4.29 KB)
📄 cvmx-helper.c(69.71 KB)
📄 cvmx-helper.h(12.7 KB)
📄 cvmx-hfa.c(5.04 KB)
📄 cvmx-hfa.h(10.3 KB)
📄 cvmx-higig.h(23.21 KB)
📄 cvmx-ilk-defs.h(170.31 KB)
📄 cvmx-ilk.c(45.16 KB)
📄 cvmx-ilk.h(5.89 KB)
📄 cvmx-interrupt-handler.S(5.87 KB)
📄 cvmx-interrupt.c(47.42 KB)
📄 cvmx-interrupt.h(8.07 KB)
📄 cvmx-iob-defs.h(89.11 KB)
📄 cvmx-iob1-defs.h(6.8 KB)
📄 cvmx-ipd-defs.h(186.51 KB)
📄 cvmx-ipd.c(12.88 KB)
📄 cvmx-ipd.h(6.3 KB)
📄 cvmx-ixf18201.c(12.8 KB)
📄 cvmx-ixf18201.h(3.54 KB)
📄 cvmx-key-defs.h(11 KB)
📄 cvmx-key.h(3.29 KB)
📄 cvmx-l2c-defs.h(353.27 KB)
📄 cvmx-l2c.c(52.95 KB)
📄 cvmx-l2c.h(19.72 KB)
📄 cvmx-l2d-defs.h(60.71 KB)
📄 cvmx-l2t-defs.h(50.68 KB)
📄 cvmx-led-defs.h(22.68 KB)
📄 cvmx-llm.c(36.51 KB)
📄 cvmx-llm.h(11.72 KB)
📄 cvmx-lmcx-defs.h(532.21 KB)
📄 cvmx-log-arc.S(5.67 KB)
📄 cvmx-log.c(18.26 KB)
📄 cvmx-log.h(4.95 KB)
📁 cvmx-malloc
📄 cvmx-malloc.h(7.2 KB)
📄 cvmx-mdio.h(15.99 KB)
📄 cvmx-mgmt-port.c(36.2 KB)
📄 cvmx-mgmt-port.h(7.23 KB)
📄 cvmx-mio-defs.h(454.14 KB)
📄 cvmx-mixx-defs.h(94.59 KB)
📄 cvmx-mpi-defs.h(33.42 KB)
📄 cvmx-nand.c(76.64 KB)
📄 cvmx-nand.h(26.85 KB)
📄 cvmx-ndf-defs.h(25.53 KB)
📄 cvmx-npei-defs.h(378.19 KB)
📄 cvmx-npi-defs.h(252.36 KB)
📄 cvmx-npi.h(4.69 KB)
📄 cvmx-packet.h(2.94 KB)
📄 cvmx-pci-defs.h(250.53 KB)
📄 cvmx-pci.h(2.37 KB)
📄 cvmx-pcie.c(63 KB)
📄 cvmx-pcie.h(10.08 KB)
📄 cvmx-pcieepx-defs.h(304.49 KB)
📄 cvmx-pciercx-defs.h(284.89 KB)
📄 cvmx-pcm-defs.h(12.34 KB)
📄 cvmx-pcmx-defs.h(46.12 KB)
📄 cvmx-pcsx-defs.h(71.23 KB)
📄 cvmx-pcsxx-defs.h(45.79 KB)
📄 cvmx-pemx-defs.h(68.97 KB)
📄 cvmx-pescx-defs.h(49.92 KB)
📄 cvmx-pexp-defs.h(97.89 KB)
📄 cvmx-pip-defs.h(315.91 KB)
📄 cvmx-pip.h(33.65 KB)
📄 cvmx-pko-defs.h(181.41 KB)
📄 cvmx-pko.c(32 KB)
📄 cvmx-pko.h(31.29 KB)
📄 cvmx-platform.h(7.45 KB)
📄 cvmx-pow-defs.h(93.02 KB)
📄 cvmx-pow.c(32.26 KB)
📄 cvmx-pow.h(100.93 KB)
📄 cvmx-power-throttle.c(7.25 KB)
📄 cvmx-power-throttle.h(3.85 KB)
📄 cvmx-profiler.c(7.81 KB)
📄 cvmx-profiler.h(3.15 KB)
📄 cvmx-qlm-tables.c(35.37 KB)
📄 cvmx-qlm.c(23.41 KB)
📄 cvmx-qlm.h(4.76 KB)
📄 cvmx-rad-defs.h(43.58 KB)
📄 cvmx-raid.c(4.71 KB)
📄 cvmx-raid.h(13.02 KB)
📄 cvmx-resources.config(7.66 KB)
📄 cvmx-rng.h(5.02 KB)
📄 cvmx-rnm-defs.h(13.03 KB)
📄 cvmx-rtc.h(4.21 KB)
📄 cvmx-rwlock.h(5.25 KB)
📄 cvmx-scratch.h(4.76 KB)
📄 cvmx-shared-linux-n32.ld(11.8 KB)
📄 cvmx-shared-linux-o32.ld(10.67 KB)
📄 cvmx-shared-linux.ld(11.77 KB)
📄 cvmx-shmem.c(18.89 KB)
📄 cvmx-shmem.h(4.11 KB)
📄 cvmx-sim-magic.h(5.59 KB)
📄 cvmx-sli-defs.h(312.94 KB)
📄 cvmx-smi-defs.h(4.09 KB)
📄 cvmx-smix-defs.h(21.71 KB)
📄 cvmx-spi.c(24.99 KB)
📄 cvmx-spi.h(10.22 KB)
📄 cvmx-spi4000.c(19.23 KB)
📄 cvmx-spinlock.h(11.73 KB)
📄 cvmx-spx0-defs.h(3.94 KB)
📄 cvmx-spxx-defs.h(62.44 KB)
📄 cvmx-srio.c(63.05 KB)
📄 cvmx-srio.h(26.68 KB)
📄 cvmx-sriomaintx-defs.h(222.52 KB)
📄 cvmx-sriox-defs.h(211.56 KB)
📄 cvmx-srxx-defs.h(14.41 KB)
📄 cvmx-sso-defs.h(87.33 KB)
📄 cvmx-stxx-defs.h(34.02 KB)
📄 cvmx-swap.h(4.11 KB)
📄 cvmx-sysinfo.c(8.78 KB)
📄 cvmx-sysinfo.h(6.45 KB)
📄 cvmx-thunder.c(9.22 KB)
📄 cvmx-thunder.h(4.54 KB)
📄 cvmx-tim-defs.h(58.36 KB)
📄 cvmx-tim.c(10.92 KB)
📄 cvmx-tim.h(12.1 KB)
📄 cvmx-tlb.c(10.12 KB)
📄 cvmx-tlb.h(5.07 KB)
📄 cvmx-tra-defs.h(4.59 KB)
📄 cvmx-tra.c(31.16 KB)
📄 cvmx-tra.h(34.28 KB)
📄 cvmx-trax-defs.h(197.09 KB)
📄 cvmx-twsi.c(16.25 KB)
📄 cvmx-twsi.h(10.22 KB)
📄 cvmx-uahcx-defs.h(181.38 KB)
📄 cvmx-uart.c(5.69 KB)
📄 cvmx-uart.h(4.58 KB)
📄 cvmx-uctlx-defs.h(50.26 KB)
📄 cvmx-usb.c(138.53 KB)
📄 cvmx-usb.h(46.67 KB)
📄 cvmx-usbcx-defs.h(259.23 KB)
📄 cvmx-usbd.c(36.09 KB)
📄 cvmx-usbd.h(9.82 KB)
📄 cvmx-usbnx-defs.h(136.12 KB)
📄 cvmx-utils.h(7.54 KB)
📄 cvmx-version.h(2.23 KB)
📄 cvmx-warn.c(2.75 KB)
📄 cvmx-warn.h(2.43 KB)
📄 cvmx-wqe.h(38.61 KB)
📄 cvmx-zip-defs.h(43.18 KB)
📄 cvmx-zip.c(7.37 KB)
📄 cvmx-zip.h(8.5 KB)
📄 cvmx-zone.c(4.7 KB)
📄 cvmx.h(3.5 KB)
📄 octeon-boot-info.h(8.08 KB)
📄 octeon-feature.c(4.71 KB)
📄 octeon-feature.h(11.94 KB)
📄 octeon-model.c(15.79 KB)
📄 octeon-model.h(16.53 KB)
📄 octeon-pci-console.c(19.73 KB)
📄 octeon-pci-console.h(5.18 KB)

Editing: cvmx-helper.h

/***********************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
 *
 * Helper functions for common, but complicated tasks.
 *
 * <hr>$Revision: 70030 $<hr>
 */

#ifndef __CVMX_HELPER_H__
#define __CVMX_HELPER_H__

#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
#include <asm/octeon/cvmx.h>
#include <asm/octeon/cvmx-config.h>
#elif !defined(CVMX_BUILD_FOR_FREEBSD_KERNEL)
#include "executive-config.h"
#include "cvmx-config.h"
#endif

#include "cvmx-fpa.h"
#include "cvmx-wqe.h"

#ifdef  __cplusplus
extern "C" {
#endif

/* Max number of GMXX */
#define CVMX_HELPER_MAX_GMX             (OCTEON_IS_MODEL(OCTEON_CN68XX) ? 5 : 2)

#define CVMX_HELPER_CSR_INIT0           0       /* Do not change as 
                                                   CVMX_HELPER_WRITE_CSR()
                                                   assumes it */
#define CVMX_HELPER_CSR_INIT_READ       -1

/*
 * CVMX_HELPER_WRITE_CSR--set a field in a CSR with a value.
 *
 * @param chcsr_init    intial value of the csr (CVMX_HELPER_CSR_INIT_READ
 *                      means to use the existing csr value as the
 *                      initial value.)
 * @param chcsr_csr     the name of the csr
 * @param chcsr_type    the type of the csr (see the -defs.h)
 * @param chcsr_chip    the chip for the csr/field
 * @param chcsr_fld     the field in the csr
 * @param chcsr_val     the value for field
 */
#define CVMX_HELPER_WRITE_CSR(chcsr_init, chcsr_csr, chcsr_type,        \
    chcsr_chip, chcsr_fld, chcsr_val)                                   \
        do {                                                            \
                chcsr_type csr;                                         \
                if ((chcsr_init) == CVMX_HELPER_CSR_INIT_READ)          \
                        csr.u64 = cvmx_read_csr(chcsr_csr);             \
                else                                                    \
                        csr.u64 = (chcsr_init);                         \
                csr.chcsr_chip.chcsr_fld = (chcsr_val);                 \
                cvmx_write_csr((chcsr_csr), csr.u64);                   \
        } while(0)

/*
 * CVMX_HELPER_WRITE_CSR0--set a field in a CSR with the initial value of 0
 */
#define CVMX_HELPER_WRITE_CSR0(chcsr_csr, chcsr_type, chcsr_chip,       \
    chcsr_fld, chcsr_val)                                               \
        CVMX_HELPER_WRITE_CSR(CVMX_HELPER_CSR_INIT0, chcsr_csr,         \
            chcsr_type, chcsr_chip, chcsr_fld, chcsr_val)

/*
 * CVMX_HELPER_WRITE_CSR1--set a field in a CSR with the initial value of
 *                      the CSR's current value.
 */
#define CVMX_HELPER_WRITE_CSR1(chcsr_csr, chcsr_type, chcsr_chip,       \
    chcsr_fld, chcsr_val)                                               \
        CVMX_HELPER_WRITE_CSR(CVMX_HELPER_CSR_INIT_READ, chcsr_csr,     \
            chcsr_type, chcsr_chip, chcsr_fld, chcsr_val)

typedef enum
{
    CVMX_HELPER_INTERFACE_MODE_DISABLED,
    CVMX_HELPER_INTERFACE_MODE_RGMII,
    CVMX_HELPER_INTERFACE_MODE_GMII,
    CVMX_HELPER_INTERFACE_MODE_SPI,
    CVMX_HELPER_INTERFACE_MODE_PCIE,
    CVMX_HELPER_INTERFACE_MODE_XAUI,
    CVMX_HELPER_INTERFACE_MODE_SGMII,
    CVMX_HELPER_INTERFACE_MODE_PICMG,
    CVMX_HELPER_INTERFACE_MODE_NPI,
    CVMX_HELPER_INTERFACE_MODE_LOOP,
    CVMX_HELPER_INTERFACE_MODE_SRIO,
    CVMX_HELPER_INTERFACE_MODE_ILK,
    CVMX_HELPER_INTERFACE_MODE_RXAUI,
} cvmx_helper_interface_mode_t;

typedef union
{
    uint64_t u64;
    struct
    {
        uint64_t    reserved_20_63  : 44;
        uint64_t    link_up         : 1;    /**< Is the physical link up? */
        uint64_t    full_duplex     : 1;    /**< 1 if the link is full duplex */
        uint64_t    speed           : 18;   /**< Speed of the link in Mbps */
    } s;
} cvmx_helper_link_info_t;

#include "cvmx-helper-fpa.h"

#ifdef CVMX_ENABLE_PKO_FUNCTIONS

#include "cvmx-helper-errata.h"
#include "cvmx-helper-ilk.h"
#include "cvmx-helper-loop.h"
#include "cvmx-helper-npi.h"
#include "cvmx-helper-rgmii.h"
#include "cvmx-helper-sgmii.h"
#include "cvmx-helper-spi.h"
#include "cvmx-helper-srio.h"
#include "cvmx-helper-xaui.h"

/**
 * cvmx_override_pko_queue_priority(int ipd_port, uint64_t
 * priorities[16]) is a function pointer. It is meant to allow
 * customization of the PKO queue priorities based on the port
 * number. Users should set this pointer to a function before
 * calling any cvmx-helper operations.
 */
extern CVMX_SHARED void (*cvmx_override_pko_queue_priority)(int ipd_port, uint64_t *priorities);

/**
 * cvmx_override_ipd_port_setup(int ipd_port) is a function
 * pointer. It is meant to allow customization of the IPD port/port kind
 * setup before packet input/output comes online. It is called
 * after cvmx-helper does the default IPD configuration, but
 * before IPD is enabled. Users should set this pointer to a
 * function before calling any cvmx-helper operations.
 */
extern CVMX_SHARED void (*cvmx_override_ipd_port_setup)(int ipd_port);

/**
 * This function enables the IPD and also enables the packet interfaces.
 * The packet interfaces (RGMII and SPI) must be enabled after the
 * IPD.  This should be called by the user program after any additional
 * IPD configuration changes are made if CVMX_HELPER_ENABLE_IPD
 * is not set in the executive-config.h file.
 *
 * @return 0 on success
 *         -1 on failure
 */
extern int cvmx_helper_ipd_and_packet_input_enable(void);

/**
 * Initialize and allocate memory for the SSO.
 *
 * @param wqe_entries The maximum number of work queue entries to be
 * supported.
 *
 * @return Zero on success, non-zero on failure.
 */
extern int cvmx_helper_initialize_sso(int wqe_entries);

/**
 * Undo the effect of cvmx_helper_initialize_sso().
 *
 * Warning: since cvmx_bootmem_alloc() memory cannot be freed, the
 * memory allocated by cvmx_helper_initialize_sso() will be leaked.
 *
 * @return Zero on success, non-zero on failure.
 */
extern int cvmx_helper_uninitialize_sso(void);

/**
 * Initialize the PIP, IPD, and PKO hardware to support
 * simple priority based queues for the ethernet ports. Each
 * port is configured with a number of priority queues based
 * on CVMX_PKO_QUEUES_PER_PORT_* where each queue is lower
 * priority than the previous.
 *
 * @return Zero on success, non-zero on failure
 */
extern int cvmx_helper_initialize_packet_io_global(void);

/**
 * Does core local initialization for packet io
 *
 * @return Zero on success, non-zero on failure
 */
extern int cvmx_helper_initialize_packet_io_local(void);

/**
 * Undo the initialization performed in
 * cvmx_helper_initialize_packet_io_global(). After calling this routine and the
 * local version on each core, packet IO for Octeon will be disabled and placed
 * in the initial reset state. It will then be safe to call the initialize
 * later on. Note that this routine does not empty the FPA pools. It frees all
 * buffers used by the packet IO hardware to the FPA so a function emptying the
 * FPA after shutdown should find all packet buffers in the FPA.
 *
 * @return Zero on success, negative on failure.
 */
extern int cvmx_helper_shutdown_packet_io_global(void);

/**
 * Does core local shutdown of packet io
 *
 * @return Zero on success, non-zero on failure
 */
extern int cvmx_helper_shutdown_packet_io_local(void);

/**
 * Returns the number of ports on the given interface.
 * The interface must be initialized before the port count
 * can be returned.
 *
 * @param interface Which interface to return port count for.
 *
 * @return Port count for interface
 *         -1 for uninitialized interface
 */
extern int cvmx_helper_ports_on_interface(int interface);

/**
 * Return the number of interfaces the chip has. Each interface
 * may have multiple ports. Most chips support two interfaces,
 * but the CNX0XX and CNX1XX are exceptions. These only support
 * one interface.
 *
 * @return Number of interfaces on chip
 */
extern int cvmx_helper_get_number_of_interfaces(void);

/**
 * Get the operating mode of an interface. Depending on the Octeon
 * chip and configuration, this function returns an enumeration
 * of the type of packet I/O supported by an interface.
 *
 * @param interface Interface to probe
 *
 * @return Mode of the interface. Unknown or unsupported interfaces return
 *         DISABLED.
 */
extern cvmx_helper_interface_mode_t cvmx_helper_interface_get_mode(int interface);

/**
 * Auto configure an IPD/PKO port link state and speed. This
 * function basically does the equivalent of:
 * cvmx_helper_link_set(ipd_port, cvmx_helper_link_get(ipd_port));
 *
 * @param ipd_port IPD/PKO port to auto configure
 *
 * @return Link state after configure
 */
extern cvmx_helper_link_info_t cvmx_helper_link_autoconf(int ipd_port);

/**
 * Return the link state of an IPD/PKO port as returned by
 * auto negotiation. The result of this function may not match
 * Octeon's link config if auto negotiation has changed since
 * the last call to cvmx_helper_link_set().
 *
 * @param ipd_port IPD/PKO port to query
 *
 * @return Link state
 */
extern cvmx_helper_link_info_t cvmx_helper_link_get(int ipd_port);

/**
 * Configure an IPD/PKO port for the specified link state. This
 * function does not influence auto negotiation at the PHY level.
 * The passed link state must always match the link state returned
 * by cvmx_helper_link_get(). It is normally best to use
 * cvmx_helper_link_autoconf() instead.
 *
 * @param ipd_port  IPD/PKO port to configure
 * @param link_info The new link state
 *
 * @return Zero on success, negative on failure
 */
extern int cvmx_helper_link_set(int ipd_port, cvmx_helper_link_info_t link_info);

/**
 * This function probes an interface to determine the actual number of
 * hardware ports connected to it. It does some setup the ports but
 * doesn't enable them. The main goal here is to set the global
 * interface_port_count[interface] correctly. Final hardware setup of
 * the ports will be performed later.
 *
 * @param interface Interface to probe
 *
 * @return Zero on success, negative on failure
 */
extern int cvmx_helper_interface_probe(int interface);

/**
 * Determine the actual number of hardware ports connected to an
 * interface. It doesn't setup the ports or enable them.
 *
 * @param interface Interface to enumerate
 *
 * @return Zero on success, negative on failure
 */
extern int cvmx_helper_interface_enumerate(int interface);

/**
 * Configure a port for internal and/or external loopback. Internal loopback
 * causes packets sent by the port to be received by Octeon. External loopback
 * causes packets received from the wire to sent out again.
 *
 * @param ipd_port IPD/PKO port to loopback.
 * @param enable_internal
 *                 Non zero if you want internal loopback
 * @param enable_external
 *                 Non zero if you want external loopback
 *
 * @return Zero on success, negative on failure.
 */
extern int cvmx_helper_configure_loopback(int ipd_port, int enable_internal, int enable_external);

#include "cvmx-helper-util.h"

#endif /* CVMX_ENABLE_PKO_FUNCTIONS */

#ifdef  __cplusplus
}
#endif

#endif  /* __CVMX_HELPER_H__ */

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