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/***********************license start***************
* Copyright (c) 2003-2010 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.
* 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 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
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* CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT OF USE OR
* PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
***********************license end**************************************/
/**
* @file
*
* Helper functions to abstract board specific data about
* network ports from the rest of the cvmx-helper files.
*
* <hr>$Revision: 49627 $<hr>
*/
#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
#include <linux/module.h>
#include <asm/octeon/cvmx.h>
#include <asm/octeon/cvmx-bootinfo.h>
#include <asm/octeon/cvmx-smix-defs.h>
#include <asm/octeon/cvmx-gmxx-defs.h>
#include <asm/octeon/cvmx-asxx-defs.h>
#include <asm/octeon/cvmx-mdio.h>
#include <asm/octeon/cvmx-helper.h>
#include <asm/octeon/cvmx-helper-util.h>
#include <asm/octeon/cvmx-helper-board.h>
#include <asm/octeon/cvmx-twsi.h>
#else
#include "cvmx.h"
#include "cvmx-app-init.h"
#include "cvmx-sysinfo.h"
#include "cvmx-twsi.h"
#include "cvmx-mdio.h"
#include "cvmx-helper.h"
#include "cvmx-helper-util.h"
#include "cvmx-helper-board.h"
#endif
/**
* cvmx_override_board_link_get(int ipd_port) is a function
* pointer. It is meant to allow customization of the process of
* talking to a PHY to determine link speed. It is called every
* time a PHY must be polled for link status. Users should set
* this pointer to a function before calling any cvmx-helper
* operations.
*/
CVMX_SHARED cvmx_helper_link_info_t (*cvmx_override_board_link_get)(int ipd_port) = NULL;
/**
* Return the MII PHY address associated with the given IPD
* port. A result of -1 means there isn't a MII capable PHY
* connected to this port. On chips supporting multiple MII
* busses the bus number is encoded in bits <15:8>.
*
* This function must be modified for every new Octeon board.
* Internally it uses switch statements based on the cvmx_sysinfo
* data to determine board types and revisions. It replies on the
* fact that every Octeon board receives a unique board type
* enumeration from the bootloader.
*
* @param ipd_port Octeon IPD port to get the MII address for.
*
* @return MII PHY address and bus number or -1.
*/
int cvmx_helper_board_get_mii_address(int ipd_port)
{
/*
* Board types we have to know at compile-time.
*/
#ifdef OCTEON_BOARD_CAPK_0100ND
switch (ipd_port) {
case 0:
return 2;
case 1:
return 3;
case 2:
/* XXX Switch PHY? */
return -1;
default:
return -1;
}
#endif
/*
* For board types we can determine at runtime.
*/
switch (cvmx_sysinfo_get()->board_type)
{
case CVMX_BOARD_TYPE_SIM:
/* Simulator doesn't have MII */
return -1;
case CVMX_BOARD_TYPE_EBT3000:
case CVMX_BOARD_TYPE_EBT5800:
case CVMX_BOARD_TYPE_THUNDER:
case CVMX_BOARD_TYPE_NICPRO2:
/* Interface 0 is SPI4, interface 1 is RGMII */
if ((ipd_port >= 16) && (ipd_port < 20))
return ipd_port - 16;
else
return -1;
case CVMX_BOARD_TYPE_LANAI2_A:
if (ipd_port == 0)
return 0;
else
return -1;
case CVMX_BOARD_TYPE_LANAI2_U:
case CVMX_BOARD_TYPE_LANAI2_G:
if (ipd_port == 0)
return 0x1c;
else
return -1;
case CVMX_BOARD_TYPE_KODAMA:
case CVMX_BOARD_TYPE_EBH3100:
case CVMX_BOARD_TYPE_HIKARI:
case CVMX_BOARD_TYPE_CN3010_EVB_HS5:
case CVMX_BOARD_TYPE_CN3005_EVB_HS5:
case CVMX_BOARD_TYPE_CN3020_EVB_HS5:
/* Port 0 is WAN connected to a PHY, Port 1 is GMII connected to a
switch */
if (ipd_port == 0)
return 4;
else if (ipd_port == 1)
return 9;
else
return -1;
case CVMX_BOARD_TYPE_NAC38:
/* Board has 8 RGMII ports PHYs are 0-7 */
if ((ipd_port >= 0) && (ipd_port < 4))
return ipd_port;
else if ((ipd_port >= 16) && (ipd_port < 20))
return ipd_port - 16 + 4;
else
return -1;
case CVMX_BOARD_TYPE_EBH3000:
/* Board has dual SPI4 and no PHYs */
return -1;
case CVMX_BOARD_TYPE_EBT5810:
/* Board has 10g PHYs hooked up to the MII controller on the
** IXF18201 MAC. The 10G PHYS use clause 45 MDIO which the CN58XX
** does not support. All MII accesses go through the IXF part. */
return -1;
case CVMX_BOARD_TYPE_EBH5200:
case CVMX_BOARD_TYPE_EBH5201:
case CVMX_BOARD_TYPE_EBT5200:
/* Board has 2 management ports */
if ((ipd_port >= CVMX_HELPER_BOARD_MGMT_IPD_PORT) && (ipd_port < (CVMX_HELPER_BOARD_MGMT_IPD_PORT + 2)))
return ipd_port - CVMX_HELPER_BOARD_MGMT_IPD_PORT;
/* Board has 4 SGMII ports. The PHYs start right after the MII
ports MII0 = 0, MII1 = 1, SGMII = 2-5 */
if ((ipd_port >= 0) && (ipd_port < 4))
return ipd_port+2;
else
return -1;
case CVMX_BOARD_TYPE_EBH5600:
case CVMX_BOARD_TYPE_EBH5601:
case CVMX_BOARD_TYPE_EBH5610:
/* Board has 1 management port */
if (ipd_port == CVMX_HELPER_BOARD_MGMT_IPD_PORT)
return 0;
/* Board has 8 SGMII ports. 4 connect out, two connect to a switch,
and 2 loop to each other */
if ((ipd_port >= 0) && (ipd_port < 4))
return ipd_port+1;
else
return -1;
case CVMX_BOARD_TYPE_EBB5600:
{
static unsigned char qlm_switch_addr = 0;
/* Board has 1 management port */
if (ipd_port == CVMX_HELPER_BOARD_MGMT_IPD_PORT)
return 0;
/* Board has 8 SGMII ports. 4 connected QLM1, 4 connected QLM3 */
if ((ipd_port >= 0) && (ipd_port < 4))
{
if (qlm_switch_addr != 0x3)
{
qlm_switch_addr = 0x3; /* QLM1 */
cvmx_twsix_write_ia(0, 0x71, 0, 1, 1, qlm_switch_addr);
cvmx_wait_usec(11000); /* Let the write complete */
}
return ipd_port+1 + (1<<8);
}
else if ((ipd_port >= 16) && (ipd_port < 20))
{
if (qlm_switch_addr != 0xC)
{
qlm_switch_addr = 0xC; /* QLM3 */
cvmx_twsix_write_ia(0, 0x71, 0, 1, 1, qlm_switch_addr);
cvmx_wait_usec(11000); /* Let the write complete */
}
return ipd_port-16+1 + (1<<8);
}
else
return -1;
}
case CVMX_BOARD_TYPE_EBB6300:
/* Board has 2 management ports */
if ((ipd_port >= CVMX_HELPER_BOARD_MGMT_IPD_PORT) && (ipd_port < (CVMX_HELPER_BOARD_MGMT_IPD_PORT + 2)))
return ipd_port - CVMX_HELPER_BOARD_MGMT_IPD_PORT + 4;
if ((ipd_port >= 0) && (ipd_port < 4))
return ipd_port + 1 + (1<<8);
else
return -1;
case CVMX_BOARD_TYPE_CUST_NB5:
if (ipd_port == 2)
return 4;
else
return -1;
case CVMX_BOARD_TYPE_NIC_XLE_4G:
/* Board has 4 SGMII ports. connected QLM3(interface 1) */
if ((ipd_port >= 16) && (ipd_port < 20))
return ipd_port - 16 + 1;
else
return -1;
case CVMX_BOARD_TYPE_NIC_XLE_10G:
return -1; /* We don't use clause 45 MDIO for anything */
case CVMX_BOARD_TYPE_BBGW_REF:
return -1; /* No PHYs are connected to Octeon, everything is through switch */
case CVMX_BOARD_TYPE_CUST_WSX16:
if (ipd_port >= 0 && ipd_port <= 3)
return ipd_port;
else if (ipd_port >= 16 && ipd_port <= 19)
return ipd_port - 16 + 4;
else
return -1;
/* Private vendor-defined boards. */
#if defined(OCTEON_VENDOR_LANNER)
case CVMX_BOARD_TYPE_CUST_LANNER_MR955:
/* Interface 1 is 12 BCM5482S PHYs. */
if ((ipd_port >= 16) && (ipd_port < 28))
return ipd_port - 16;
return -1;
case CVMX_BOARD_TYPE_CUST_LANNER_MR730:
if ((ipd_port >= CVMX_HELPER_BOARD_MGMT_IPD_PORT) && (ipd_port < (CVMX_HELPER_BOARD_MGMT_IPD_PORT + 2)))
return (ipd_port - CVMX_HELPER_BOARD_MGMT_IPD_PORT) + 0x81;
if ((ipd_port >= 0) && (ipd_port < 4))
return ipd_port;
return -1;
case CVMX_BOARD_TYPE_CUST_LANNER_MR320:
case CVMX_BOARD_TYPE_CUST_LANNER_MR321X:
/* Port 0 is a Marvell 88E6161 switch, ports 1 and 2 are Marvell
88E1111 interfaces. */
switch (ipd_port) {
case 0:
return 16;
case 1:
return 1;
case 2:
return 2;
default:
return -1;
}
#endif
}
/* Some unknown board. Somebody forgot to update this function... */
cvmx_dprintf("%s: Unknown board type %d\n",
__FUNCTION__, cvmx_sysinfo_get()->board_type);
return -1;
}
#ifdef CVMX_BUILD_FOR_LINUX_KERNEL
EXPORT_SYMBOL(cvmx_helper_board_get_mii_address);
#endif
/**
* @INTERNAL
* This function is the board specific method of determining an
* ethernet ports link speed. Most Octeon boards have Marvell PHYs
* and are handled by the fall through case. This function must be
* updated for boards that don't have the normal Marvell PHYs.
*
* This function must be modified for every new Octeon board.
* Internally it uses switch statements based on the cvmx_sysinfo
* data to determine board types and revisions. It relies on the
* fact that every Octeon board receives a unique board type
* enumeration from the bootloader.
*
* @param ipd_port IPD input port associated with the port we want to get link
* status for.
*
* @return The ports link status. If the link isn't fully resolved, this must
* return zero.
*/
cvmx_helper_link_info_t __cvmx_helper_board_link_get(int ipd_port)
{
cvmx_helper_link_info_t result;
int phy_addr;
int is_broadcom_phy = 0;
/* Give the user a chance to override the processing of this function */
if (cvmx_override_board_link_get)
return cvmx_override_board_link_get(ipd_port);
/* Unless we fix it later, all links are defaulted to down */
result.u64 = 0;
#if !defined(OCTEON_BOARD_CAPK_0100ND)
/* This switch statement should handle all ports that either don't use
Marvell PHYS, or don't support in-band status */
switch (cvmx_sysinfo_get()->board_type)
{
case CVMX_BOARD_TYPE_SIM:
/* The simulator gives you a simulated 1Gbps full duplex link */
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 1000;
return result;
case CVMX_BOARD_TYPE_LANAI2_A:
case CVMX_BOARD_TYPE_LANAI2_U:
case CVMX_BOARD_TYPE_LANAI2_G:
break;
case CVMX_BOARD_TYPE_EBH3100:
case CVMX_BOARD_TYPE_CN3010_EVB_HS5:
case CVMX_BOARD_TYPE_CN3005_EVB_HS5:
case CVMX_BOARD_TYPE_CN3020_EVB_HS5:
/* Port 1 on these boards is always Gigabit */
if (ipd_port == 1)
{
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 1000;
return result;
}
/* Fall through to the generic code below */
break;
case CVMX_BOARD_TYPE_EBH5600:
case CVMX_BOARD_TYPE_EBH5601:
case CVMX_BOARD_TYPE_EBH5610:
/* Board has 1 management ports */
if (ipd_port == CVMX_HELPER_BOARD_MGMT_IPD_PORT)
is_broadcom_phy = 1;
break;
case CVMX_BOARD_TYPE_EBH5200:
case CVMX_BOARD_TYPE_EBH5201:
case CVMX_BOARD_TYPE_EBT5200:
/* Board has 2 management ports */
if ((ipd_port >= CVMX_HELPER_BOARD_MGMT_IPD_PORT) && (ipd_port < (CVMX_HELPER_BOARD_MGMT_IPD_PORT + 2)))
is_broadcom_phy = 1;
break;
case CVMX_BOARD_TYPE_EBB6300: /* Only for MII mode, with PHY addresses 0/1. Default is RGMII*/
if ((ipd_port >= CVMX_HELPER_BOARD_MGMT_IPD_PORT) && (ipd_port < (CVMX_HELPER_BOARD_MGMT_IPD_PORT + 2))
&& cvmx_helper_board_get_mii_address(ipd_port) >= 0 && cvmx_helper_board_get_mii_address(ipd_port) <= 1)
is_broadcom_phy = 1;
break;
case CVMX_BOARD_TYPE_CUST_NB5:
/* Port 1 on these boards is always Gigabit */
if (ipd_port == 1)
{
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 1000;
return result;
}
else /* The other port uses a broadcom PHY */
is_broadcom_phy = 1;
break;
case CVMX_BOARD_TYPE_BBGW_REF:
/* Port 1 on these boards is always Gigabit */
if (ipd_port == 2)
{
/* Port 2 is not hooked up */
result.u64 = 0;
return result;
}
else
{
/* Ports 0 and 1 connect to the switch */
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 1000;
return result;
}
break;
/* Private vendor-defined boards. */
#if defined(OCTEON_VENDOR_LANNER)
case CVMX_BOARD_TYPE_CUST_LANNER_MR730:
/* Ports are BCM5482S */
is_broadcom_phy = 1;
break;
case CVMX_BOARD_TYPE_CUST_LANNER_MR320:
case CVMX_BOARD_TYPE_CUST_LANNER_MR321X:
/* Port 0 connects to the switch */
if (ipd_port == 0)
{
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 1000;
return result;
}
break;
#endif
}
#endif
phy_addr = cvmx_helper_board_get_mii_address(ipd_port);
if (phy_addr != -1)
{
if (is_broadcom_phy)
{
/* Below we are going to read SMI/MDIO register 0x19 which works
on Broadcom parts */
int phy_status = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, 0x19);
switch ((phy_status>>8) & 0x7)
{
case 0:
result.u64 = 0;
break;
case 1:
result.s.link_up = 1;
result.s.full_duplex = 0;
result.s.speed = 10;
break;
case 2:
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 10;
break;
case 3:
result.s.link_up = 1;
result.s.full_duplex = 0;
result.s.speed = 100;
break;
case 4:
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 100;
break;
case 5:
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 100;
break;
case 6:
result.s.link_up = 1;
result.s.full_duplex = 0;
result.s.speed = 1000;
break;
case 7:
result.s.link_up = 1;
result.s.full_duplex = 1;
result.s.speed = 1000;
break;
}
}
else
{
/* This code assumes we are using a Marvell Gigabit PHY. All the
speed information can be read from register 17 in one go. Somebody
using a different PHY will need to handle it above in the board
specific area */
int phy_status = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, 17);
/* If the resolve bit 11 isn't set, see if autoneg is turned off
(bit 12, reg 0). The resolve bit doesn't get set properly when
autoneg is off, so force it */
if ((phy_status & (1<<11)) == 0)
{
int auto_status = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, 0);
if ((auto_status & (1<<12)) == 0)
phy_status |= 1<<11;
}
/* Only return a link if the PHY has finished auto negotiation
and set the resolved bit (bit 11) */
if (phy_status & (1<<11))
{
#if defined(OCTEON_BOARD_CAPK_0100ND)
result.s.link_up = (phy_status>>10)&1;
#else
result.s.link_up = 1;
#endif
result.s.full_duplex = ((phy_status>>13)&1);
switch ((phy_status>>14)&3)
{
case 0: /* 10 Mbps */
result.s.speed = 10;
break;
case 1: /* 100 Mbps */
result.s.speed = 100;
break;
case 2: /* 1 Gbps */
result.s.speed = 1000;
break;
case 3: /* Illegal */
result.u64 = 0;
break;
}
}
}
}
else if (OCTEON_IS_MODEL(OCTEON_CN3XXX) || OCTEON_IS_MODEL(OCTEON_CN58XX) || OCTEON_IS_MODEL(OCTEON_CN50XX))
{
/* We don't have a PHY address, so attempt to use in-band status. It is
really important that boards not supporting in-band status never get
here. Reading broken in-band status tends to do bad things */
cvmx_gmxx_rxx_rx_inbnd_t inband_status;
int interface = cvmx_helper_get_interface_num(ipd_port);
int index = cvmx_helper_get_interface_index_num(ipd_port);
inband_status.u64 = cvmx_read_csr(CVMX_GMXX_RXX_RX_INBND(index, interface));
result.s.link_up = inband_status.s.status;
result.s.full_duplex = inband_status.s.duplex;
switch (inband_status.s.speed)
{
case 0: /* 10 Mbps */
result.s.speed = 10;
break;
case 1: /* 100 Mbps */
result.s.speed = 100;
break;
case 2: /* 1 Gbps */
result.s.speed = 1000;
break;
case 3: /* Illegal */
result.u64 = 0;
break;
}
}
else
{
/* We don't have a PHY address and we don't have in-band status. There
is no way to determine the link speed. Return down assuming this
port isn't wired */
result.u64 = 0;
}
/* If link is down, return all fields as zero. */
if (!result.s.link_up)
result.u64 = 0;
return result;
}
/**
* This function as a board specific method of changing the PHY
* speed, duplex, and autonegotiation. This programs the PHY and
* not Octeon. This can be used to force Octeon's links to
* specific settings.
*
* @param phy_addr The address of the PHY to program
* @param link_flags
* Flags to control autonegotiation. Bit 0 is autonegotiation
* enable/disable to maintain backward compatibility.
* @param link_info Link speed to program. If the speed is zero and autonegotiation
* is enabled, all possible negotiation speeds are advertised.
*
* @return Zero on success, negative on failure
*/
int cvmx_helper_board_link_set_phy(int phy_addr, cvmx_helper_board_set_phy_link_flags_types_t link_flags,
cvmx_helper_link_info_t link_info)
{
/* Set the flow control settings based on link_flags */
if ((link_flags & set_phy_link_flags_flow_control_mask) != set_phy_link_flags_flow_control_dont_touch)
{
cvmx_mdio_phy_reg_autoneg_adver_t reg_autoneg_adver;
reg_autoneg_adver.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_AUTONEG_ADVER);
reg_autoneg_adver.s.asymmetric_pause = (link_flags & set_phy_link_flags_flow_control_mask) == set_phy_link_flags_flow_control_enable;
reg_autoneg_adver.s.pause = (link_flags & set_phy_link_flags_flow_control_mask) == set_phy_link_flags_flow_control_enable;
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_AUTONEG_ADVER, reg_autoneg_adver.u16);
}
/* If speed isn't set and autoneg is on advertise all supported modes */
if ((link_flags & set_phy_link_flags_autoneg) && (link_info.s.speed == 0))
{
cvmx_mdio_phy_reg_control_t reg_control;
cvmx_mdio_phy_reg_status_t reg_status;
cvmx_mdio_phy_reg_autoneg_adver_t reg_autoneg_adver;
cvmx_mdio_phy_reg_extended_status_t reg_extended_status;
cvmx_mdio_phy_reg_control_1000_t reg_control_1000;
reg_status.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_STATUS);
reg_autoneg_adver.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_AUTONEG_ADVER);
reg_autoneg_adver.s.advert_100base_t4 = reg_status.s.capable_100base_t4;
reg_autoneg_adver.s.advert_10base_tx_full = reg_status.s.capable_10_full;
reg_autoneg_adver.s.advert_10base_tx_half = reg_status.s.capable_10_half;
reg_autoneg_adver.s.advert_100base_tx_full = reg_status.s.capable_100base_x_full;
reg_autoneg_adver.s.advert_100base_tx_half = reg_status.s.capable_100base_x_half;
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_AUTONEG_ADVER, reg_autoneg_adver.u16);
if (reg_status.s.capable_extended_status)
{
reg_extended_status.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_EXTENDED_STATUS);
reg_control_1000.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL_1000);
reg_control_1000.s.advert_1000base_t_full = reg_extended_status.s.capable_1000base_t_full;
reg_control_1000.s.advert_1000base_t_half = reg_extended_status.s.capable_1000base_t_half;
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL_1000, reg_control_1000.u16);
}
reg_control.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL);
reg_control.s.autoneg_enable = 1;
reg_control.s.restart_autoneg = 1;
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL, reg_control.u16);
}
else if ((link_flags & set_phy_link_flags_autoneg))
{
cvmx_mdio_phy_reg_control_t reg_control;
cvmx_mdio_phy_reg_status_t reg_status;
cvmx_mdio_phy_reg_autoneg_adver_t reg_autoneg_adver;
cvmx_mdio_phy_reg_extended_status_t reg_extended_status;
cvmx_mdio_phy_reg_control_1000_t reg_control_1000;
reg_status.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_STATUS);
reg_autoneg_adver.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_AUTONEG_ADVER);
reg_autoneg_adver.s.advert_100base_t4 = 0;
reg_autoneg_adver.s.advert_10base_tx_full = 0;
reg_autoneg_adver.s.advert_10base_tx_half = 0;
reg_autoneg_adver.s.advert_100base_tx_full = 0;
reg_autoneg_adver.s.advert_100base_tx_half = 0;
if (reg_status.s.capable_extended_status)
{
reg_extended_status.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_EXTENDED_STATUS);
reg_control_1000.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL_1000);
reg_control_1000.s.advert_1000base_t_full = 0;
reg_control_1000.s.advert_1000base_t_half = 0;
}
switch (link_info.s.speed)
{
case 10:
reg_autoneg_adver.s.advert_10base_tx_full = link_info.s.full_duplex;
reg_autoneg_adver.s.advert_10base_tx_half = !link_info.s.full_duplex;
break;
case 100:
reg_autoneg_adver.s.advert_100base_tx_full = link_info.s.full_duplex;
reg_autoneg_adver.s.advert_100base_tx_half = !link_info.s.full_duplex;
break;
case 1000:
reg_control_1000.s.advert_1000base_t_full = link_info.s.full_duplex;
reg_control_1000.s.advert_1000base_t_half = !link_info.s.full_duplex;
break;
}
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_AUTONEG_ADVER, reg_autoneg_adver.u16);
if (reg_status.s.capable_extended_status)
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL_1000, reg_control_1000.u16);
reg_control.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL);
reg_control.s.autoneg_enable = 1;
reg_control.s.restart_autoneg = 1;
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL, reg_control.u16);
}
else
{
cvmx_mdio_phy_reg_control_t reg_control;
reg_control.u16 = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL);
reg_control.s.autoneg_enable = 0;
reg_control.s.restart_autoneg = 1;
reg_control.s.duplex = link_info.s.full_duplex;
if (link_info.s.speed == 1000)
{
reg_control.s.speed_msb = 1;
reg_control.s.speed_lsb = 0;
}
else if (link_info.s.speed == 100)
{
reg_control.s.speed_msb = 0;
reg_control.s.speed_lsb = 1;
}
else if (link_info.s.speed == 10)
{
reg_control.s.speed_msb = 0;
reg_control.s.speed_lsb = 0;
}
cvmx_mdio_write(phy_addr >> 8, phy_addr & 0xff, CVMX_MDIO_PHY_REG_CONTROL, reg_control.u16);
}
return 0;
}
/**
* @INTERNAL
* This function is called by cvmx_helper_interface_probe() after it
* determines the number of ports Octeon can support on a specific
* interface. This function is the per board location to override
* this value. It is called with the number of ports Octeon might
* support and should return the number of actual ports on the
* board.
*
* This function must be modified for every new Octeon board.
* Internally it uses switch statements based on the cvmx_sysinfo
* data to determine board types and revisions. It relies on the
* fact that every Octeon board receives a unique board type
* enumeration from the bootloader.
*
* @param interface Interface to probe
* @param supported_ports
* Number of ports Octeon supports.
*
* @return Number of ports the actual board supports. Many times this will
* simple be "support_ports".
*/
int __cvmx_helper_board_interface_probe(int interface, int supported_ports)
{
switch (cvmx_sysinfo_get()->board_type)
{
case CVMX_BOARD_TYPE_CN3005_EVB_HS5:
case CVMX_BOARD_TYPE_LANAI2_A:
case CVMX_BOARD_TYPE_LANAI2_U:
case CVMX_BOARD_TYPE_LANAI2_G:
if (interface == 0)
return 2;
break;
case CVMX_BOARD_TYPE_BBGW_REF:
if (interface == 0)
return 2;
break;
case CVMX_BOARD_TYPE_NIC_XLE_4G:
if (interface == 0)
return 0;
break;
/* The 2nd interface on the EBH5600 is connected to the Marvel switch,
which we don't support. Disable ports connected to it */
case CVMX_BOARD_TYPE_EBH5600:
if (interface == 1)
return 0;
break;
case CVMX_BOARD_TYPE_EBB5600:
#ifdef CVMX_ENABLE_PKO_FUNCTIONS
if (cvmx_helper_interface_get_mode(interface) == CVMX_HELPER_INTERFACE_MODE_PICMG)
return 0;
#endif
break;
case CVMX_BOARD_TYPE_EBT5810:
return 1; /* Two ports on each SPI: 1 hooked to MAC, 1 loopback
** Loopback disabled by default. */
#if defined(OCTEON_VENDOR_LANNER)
case CVMX_BOARD_TYPE_CUST_LANNER_MR955:
if (interface == 1)
return 12;
break;
#endif
}
#ifdef CVMX_BUILD_FOR_UBOOT
if (CVMX_HELPER_INTERFACE_MODE_SPI == cvmx_helper_interface_get_mode(interface) && getenv("disable_spi"))
return 0;
#endif
return supported_ports;
}
/**
* @INTERNAL
* Enable packet input/output from the hardware. This function is
* called after by cvmx_helper_packet_hardware_enable() to
* perform board specific initialization. For most boards
* nothing is needed.
*
* @param interface Interface to enable
*
* @return Zero on success, negative on failure
*/
int __cvmx_helper_board_hardware_enable(int interface)
{
if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_CN3005_EVB_HS5)
{
if (interface == 0)
{
/* Different config for switch port */
cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(1, interface), 0);
cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(1, interface), 0);
/* Boards with gigabit WAN ports need a different setting that is
compatible with 100 Mbit settings */
cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(0, interface), 0xc);
cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(0, interface), 0xc);
}
}
else if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_LANAI2_U)
{
if (interface == 0)
{
cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(0, interface), 16);
cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(0, interface), 16);
}
}
else if (cvmx_sysinfo_get()->board_type == CVMX_BOARD_TYPE_CN3010_EVB_HS5)
{
/* Broadcom PHYs require different ASX clocks. Unfortunately
many customer don't define a new board Id and simply
mangle the CN3010_EVB_HS5 */
if (interface == 0)
{
/* Some customers boards use a hacked up bootloader that identifies them as
** CN3010_EVB_HS5 evaluation boards. This leads to all kinds of configuration
** problems. Detect one case, and print warning, while trying to do the right thing.
*/
int phy_addr = cvmx_helper_board_get_mii_address(0);
if (phy_addr != -1)
{
int phy_identifier = cvmx_mdio_read(phy_addr >> 8, phy_addr & 0xff, 0x2);
/* Is it a Broadcom PHY? */
if (phy_identifier == 0x0143)
{
cvmx_dprintf("\n");
cvmx_dprintf("ERROR:\n");
cvmx_dprintf("ERROR: Board type is CVMX_BOARD_TYPE_CN3010_EVB_HS5, but Broadcom PHY found.\n");
cvmx_dprintf("ERROR: The board type is mis-configured, and software malfunctions are likely.\n");
cvmx_dprintf("ERROR: All boards require a unique board type to identify them.\n");
cvmx_dprintf("ERROR:\n");
cvmx_dprintf("\n");
cvmx_wait(1000000000);
cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(0, interface), 5);
cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(0, interface), 5);
}
}
}
}
return 0;
}
/**
* @INTERNAL
* Gets the clock type used for the USB block based on board type.
* Used by the USB code for auto configuration of clock type.
*
* @return USB clock type enumeration
*/
cvmx_helper_board_usb_clock_types_t __cvmx_helper_board_usb_get_clock_type(void)
{
switch (cvmx_sysinfo_get()->board_type)
{
case CVMX_BOARD_TYPE_BBGW_REF:
case CVMX_BOARD_TYPE_LANAI2_A:
case CVMX_BOARD_TYPE_LANAI2_U:
case CVMX_BOARD_TYPE_LANAI2_G:
#if defined(OCTEON_VENDOR_LANNER)
case CVMX_BOARD_TYPE_CUST_LANNER_MR320:
case CVMX_BOARD_TYPE_CUST_LANNER_MR321X:
#endif
return USB_CLOCK_TYPE_CRYSTAL_12;
}
return USB_CLOCK_TYPE_REF_48;
}
/**
* @INTERNAL
* Adjusts the number of available USB ports on Octeon based on board
* specifics.
*
* @param supported_ports expected number of ports based on chip type;
*
*
* @return number of available usb ports, based on board specifics.
* Return value is supported_ports if function does not
* override.
*/
int __cvmx_helper_board_usb_get_num_ports(int supported_ports)
{
switch (cvmx_sysinfo_get()->board_type)
{
case CVMX_BOARD_TYPE_NIC_XLE_4G:
return 0;
}
return supported_ports;
}