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u-boot/arch/mips/mach-octeon/cvmx-helper.c
Heinrich Schuchardt 185f812c41 doc: replace @return by Return: 
Sphinx expects Return: and not @return to indicate a return value.

find . -name '*.c' -exec \
sed -i 's/^\(\s\)\*\(\s*\)@return\(\s\)/\1*\2Return:\3/' {} \;

find . -name '*.h' -exec \
sed -i 's/^\(\s\)\*\(\s*\)@return\(\s\)/\1*\2Return:\3/' {} \;

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2022-01-19 18:11:34 +01:00

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// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2020 Marvell International Ltd.
*
* Helper functions for common, but complicated tasks.
*/
#include <log.h>
#include <linux/delay.h>
#include <mach/cvmx-regs.h>
#include <mach/cvmx-csr.h>
#include <mach/cvmx-bootmem.h>
#include <mach/octeon-model.h>
#include <mach/cvmx-fuse.h>
#include <mach/octeon-feature.h>
#include <mach/cvmx-qlm.h>
#include <mach/octeon_qlm.h>
#include <mach/cvmx-pcie.h>
#include <mach/cvmx-coremask.h>
#include <mach/cvmx-agl-defs.h>
#include <mach/cvmx-asxx-defs.h>
#include <mach/cvmx-bgxx-defs.h>
#include <mach/cvmx-dbg-defs.h>
#include <mach/cvmx-gmxx-defs.h>
#include <mach/cvmx-gserx-defs.h>
#include <mach/cvmx-ipd-defs.h>
#include <mach/cvmx-l2c-defs.h>
#include <mach/cvmx-npi-defs.h>
#include <mach/cvmx-pcsx-defs.h>
#include <mach/cvmx-pexp-defs.h>
#include <mach/cvmx-pki-defs.h>
#include <mach/cvmx-pko-defs.h>
#include <mach/cvmx-smix-defs.h>
#include <mach/cvmx-sriox-defs.h>
#include <mach/cvmx-helper.h>
#include <mach/cvmx-helper-board.h>
#include <mach/cvmx-helper-fdt.h>
#include <mach/cvmx-helper-bgx.h>
#include <mach/cvmx-helper-cfg.h>
#include <mach/cvmx-helper-ipd.h>
#include <mach/cvmx-helper-util.h>
#include <mach/cvmx-helper-pki.h>
#include <mach/cvmx-helper-pko.h>
#include <mach/cvmx-helper-pko3.h>
#include <mach/cvmx-global-resources.h>
#include <mach/cvmx-pko-internal-ports-range.h>
#include <mach/cvmx-pko3-queue.h>
#include <mach/cvmx-gmx.h>
#include <mach/cvmx-hwpko.h>
#include <mach/cvmx-ilk.h>
#include <mach/cvmx-ipd.h>
#include <mach/cvmx-pip.h>
/**
* @INTERNAL
* This structure specifies the interface methods used by an interface.
*
* @param mode Interface mode.
*
* @param enumerate Method the get number of interface ports.
*
* @param probe Method to probe an interface to get the number of
* connected ports.
*
* @param enable Method to enable an interface
*
* @param link_get Method to get the state of an interface link.
*
* @param link_set Method to configure an interface link to the specified
* state.
*
* @param loopback Method to configure a port in loopback.
*/
struct iface_ops {
cvmx_helper_interface_mode_t mode;
int (*enumerate)(int xiface);
int (*probe)(int xiface);
int (*enable)(int xiface);
cvmx_helper_link_info_t (*link_get)(int ipd_port);
int (*link_set)(int ipd_port, cvmx_helper_link_info_t link_info);
int (*loopback)(int ipd_port, int en_in, int en_ex);
};
/**
* @INTERNAL
* This structure is used by disabled interfaces.
*/
static const struct iface_ops iface_ops_dis = {
.mode = CVMX_HELPER_INTERFACE_MODE_DISABLED,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as gmii.
*/
static const struct iface_ops iface_ops_gmii = {
.mode = CVMX_HELPER_INTERFACE_MODE_GMII,
.enumerate = __cvmx_helper_rgmii_probe,
.probe = __cvmx_helper_rgmii_probe,
.enable = __cvmx_helper_rgmii_enable,
.link_get = __cvmx_helper_gmii_link_get,
.link_set = __cvmx_helper_rgmii_link_set,
.loopback = __cvmx_helper_rgmii_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as rgmii.
*/
static const struct iface_ops iface_ops_rgmii = {
.mode = CVMX_HELPER_INTERFACE_MODE_RGMII,
.enumerate = __cvmx_helper_rgmii_probe,
.probe = __cvmx_helper_rgmii_probe,
.enable = __cvmx_helper_rgmii_enable,
.link_get = __cvmx_helper_rgmii_link_get,
.link_set = __cvmx_helper_rgmii_link_set,
.loopback = __cvmx_helper_rgmii_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as sgmii that use the gmx mac.
*/
static const struct iface_ops iface_ops_sgmii = {
.mode = CVMX_HELPER_INTERFACE_MODE_SGMII,
.enumerate = __cvmx_helper_sgmii_enumerate,
.probe = __cvmx_helper_sgmii_probe,
.enable = __cvmx_helper_sgmii_enable,
.link_get = __cvmx_helper_sgmii_link_get,
.link_set = __cvmx_helper_sgmii_link_set,
.loopback = __cvmx_helper_sgmii_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as sgmii that use the bgx mac.
*/
static const struct iface_ops iface_ops_bgx_sgmii = {
.mode = CVMX_HELPER_INTERFACE_MODE_SGMII,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_sgmii_enable,
.link_get = __cvmx_helper_bgx_sgmii_link_get,
.link_set = __cvmx_helper_bgx_sgmii_link_set,
.loopback = __cvmx_helper_bgx_sgmii_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as qsgmii.
*/
static const struct iface_ops iface_ops_qsgmii = {
.mode = CVMX_HELPER_INTERFACE_MODE_QSGMII,
.enumerate = __cvmx_helper_sgmii_enumerate,
.probe = __cvmx_helper_sgmii_probe,
.enable = __cvmx_helper_sgmii_enable,
.link_get = __cvmx_helper_sgmii_link_get,
.link_set = __cvmx_helper_sgmii_link_set,
.loopback = __cvmx_helper_sgmii_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as xaui using the gmx mac.
*/
static const struct iface_ops iface_ops_xaui = {
.mode = CVMX_HELPER_INTERFACE_MODE_XAUI,
.enumerate = __cvmx_helper_xaui_enumerate,
.probe = __cvmx_helper_xaui_probe,
.enable = __cvmx_helper_xaui_enable,
.link_get = __cvmx_helper_xaui_link_get,
.link_set = __cvmx_helper_xaui_link_set,
.loopback = __cvmx_helper_xaui_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as xaui using the gmx mac.
*/
static const struct iface_ops iface_ops_bgx_xaui = {
.mode = CVMX_HELPER_INTERFACE_MODE_XAUI,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_xaui_enable,
.link_get = __cvmx_helper_bgx_xaui_link_get,
.link_set = __cvmx_helper_bgx_xaui_link_set,
.loopback = __cvmx_helper_bgx_xaui_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as rxaui.
*/
static const struct iface_ops iface_ops_rxaui = {
.mode = CVMX_HELPER_INTERFACE_MODE_RXAUI,
.enumerate = __cvmx_helper_xaui_enumerate,
.probe = __cvmx_helper_xaui_probe,
.enable = __cvmx_helper_xaui_enable,
.link_get = __cvmx_helper_xaui_link_get,
.link_set = __cvmx_helper_xaui_link_set,
.loopback = __cvmx_helper_xaui_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as xaui using the gmx mac.
*/
static const struct iface_ops iface_ops_bgx_rxaui = {
.mode = CVMX_HELPER_INTERFACE_MODE_RXAUI,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_xaui_enable,
.link_get = __cvmx_helper_bgx_xaui_link_get,
.link_set = __cvmx_helper_bgx_xaui_link_set,
.loopback = __cvmx_helper_bgx_xaui_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as xlaui.
*/
static const struct iface_ops iface_ops_bgx_xlaui = {
.mode = CVMX_HELPER_INTERFACE_MODE_XLAUI,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_xaui_enable,
.link_get = __cvmx_helper_bgx_xaui_link_get,
.link_set = __cvmx_helper_bgx_xaui_link_set,
.loopback = __cvmx_helper_bgx_xaui_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as xfi.
*/
static const struct iface_ops iface_ops_bgx_xfi = {
.mode = CVMX_HELPER_INTERFACE_MODE_XFI,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_xaui_enable,
.link_get = __cvmx_helper_bgx_xaui_link_get,
.link_set = __cvmx_helper_bgx_xaui_link_set,
.loopback = __cvmx_helper_bgx_xaui_configure_loopback,
};
static const struct iface_ops iface_ops_bgx_10G_KR = {
.mode = CVMX_HELPER_INTERFACE_MODE_10G_KR,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_xaui_enable,
.link_get = __cvmx_helper_bgx_xaui_link_get,
.link_set = __cvmx_helper_bgx_xaui_link_set,
.loopback = __cvmx_helper_bgx_xaui_configure_loopback,
};
static const struct iface_ops iface_ops_bgx_40G_KR4 = {
.mode = CVMX_HELPER_INTERFACE_MODE_40G_KR4,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_xaui_enable,
.link_get = __cvmx_helper_bgx_xaui_link_get,
.link_set = __cvmx_helper_bgx_xaui_link_set,
.loopback = __cvmx_helper_bgx_xaui_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as ilk.
*/
static const struct iface_ops iface_ops_ilk = {
.mode = CVMX_HELPER_INTERFACE_MODE_ILK,
.enumerate = __cvmx_helper_ilk_enumerate,
.probe = __cvmx_helper_ilk_probe,
.enable = __cvmx_helper_ilk_enable,
.link_get = __cvmx_helper_ilk_link_get,
.link_set = __cvmx_helper_ilk_link_set,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as npi.
*/
static const struct iface_ops iface_ops_npi = {
.mode = CVMX_HELPER_INTERFACE_MODE_NPI,
.enumerate = __cvmx_helper_npi_probe,
.probe = __cvmx_helper_npi_probe,
.enable = __cvmx_helper_npi_enable,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as srio.
*/
static const struct iface_ops iface_ops_srio = {
.mode = CVMX_HELPER_INTERFACE_MODE_SRIO,
.enumerate = __cvmx_helper_srio_probe,
.probe = __cvmx_helper_srio_probe,
.enable = __cvmx_helper_srio_enable,
.link_get = __cvmx_helper_srio_link_get,
.link_set = __cvmx_helper_srio_link_set,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as agl.
*/
static const struct iface_ops iface_ops_agl = {
.mode = CVMX_HELPER_INTERFACE_MODE_AGL,
.enumerate = __cvmx_helper_agl_enumerate,
.probe = __cvmx_helper_agl_probe,
.enable = __cvmx_helper_agl_enable,
.link_get = __cvmx_helper_agl_link_get,
.link_set = __cvmx_helper_agl_link_set,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as mixed mode, some ports are sgmii and some are xfi.
*/
static const struct iface_ops iface_ops_bgx_mixed = {
.mode = CVMX_HELPER_INTERFACE_MODE_MIXED,
.enumerate = __cvmx_helper_bgx_enumerate,
.probe = __cvmx_helper_bgx_probe,
.enable = __cvmx_helper_bgx_mixed_enable,
.link_get = __cvmx_helper_bgx_mixed_link_get,
.link_set = __cvmx_helper_bgx_mixed_link_set,
.loopback = __cvmx_helper_bgx_mixed_configure_loopback,
};
/**
* @INTERNAL
* This structure specifies the interface methods used by interfaces
* configured as loop.
*/
static const struct iface_ops iface_ops_loop = {
.mode = CVMX_HELPER_INTERFACE_MODE_LOOP,
.enumerate = __cvmx_helper_loop_enumerate,
.probe = __cvmx_helper_loop_probe,
};
const struct iface_ops *iface_node_ops[CVMX_MAX_NODES][CVMX_HELPER_MAX_IFACE];
#define iface_ops iface_node_ops[0]
struct cvmx_iface {
int cvif_ipd_nports;
int cvif_has_fcs; /* PKO fcs for this interface. */
enum cvmx_pko_padding cvif_padding;
cvmx_helper_link_info_t *cvif_ipd_port_link_info;
};
/*
* This has to be static as u-boot expects to probe an interface and
* gets the number of its ports.
*/
static struct cvmx_iface cvmx_interfaces[CVMX_MAX_NODES][CVMX_HELPER_MAX_IFACE];
int __cvmx_helper_get_num_ipd_ports(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
struct cvmx_iface *piface;
if (xi.interface >= cvmx_helper_get_number_of_interfaces())
return -1;
piface = &cvmx_interfaces[xi.node][xi.interface];
return piface->cvif_ipd_nports;
}
enum cvmx_pko_padding __cvmx_helper_get_pko_padding(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
struct cvmx_iface *piface;
if (xi.interface >= cvmx_helper_get_number_of_interfaces())
return CVMX_PKO_PADDING_NONE;
piface = &cvmx_interfaces[xi.node][xi.interface];
return piface->cvif_padding;
}
int __cvmx_helper_init_interface(int xiface, int num_ipd_ports, int has_fcs,
enum cvmx_pko_padding pad)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
struct cvmx_iface *piface;
cvmx_helper_link_info_t *p;
int i;
int sz;
u64 addr;
char name[32];
if (xi.interface >= cvmx_helper_get_number_of_interfaces())
return -1;
piface = &cvmx_interfaces[xi.node][xi.interface];
piface->cvif_ipd_nports = num_ipd_ports;
piface->cvif_padding = pad;
piface->cvif_has_fcs = has_fcs;
/*
* allocate the per-ipd_port link_info structure
*/
sz = piface->cvif_ipd_nports * sizeof(cvmx_helper_link_info_t);
snprintf(name, sizeof(name), "__int_%d_link_info", xi.interface);
addr = CAST64(cvmx_bootmem_alloc_named_range_once(sz, 0, 0,
__alignof(cvmx_helper_link_info_t),
name, NULL));
piface->cvif_ipd_port_link_info =
(cvmx_helper_link_info_t *)__cvmx_phys_addr_to_ptr(addr, sz);
if (!piface->cvif_ipd_port_link_info) {
if (sz != 0)
debug("iface %d failed to alloc link info\n", xi.interface);
return -1;
}
/* Initialize them */
p = piface->cvif_ipd_port_link_info;
for (i = 0; i < piface->cvif_ipd_nports; i++) {
(*p).u64 = 0;
p++;
}
return 0;
}
/*
* Shut down the interfaces; free the resources.
* @INTERNAL
*/
void __cvmx_helper_shutdown_interfaces_node(unsigned int node)
{
int i;
int nifaces; /* number of interfaces */
struct cvmx_iface *piface;
nifaces = cvmx_helper_get_number_of_interfaces();
for (i = 0; i < nifaces; i++) {
piface = &cvmx_interfaces[node][i];
/*
* For SE apps, bootmem was meant to be allocated and never
* freed.
*/
piface->cvif_ipd_port_link_info = 0;
}
}
void __cvmx_helper_shutdown_interfaces(void)
{
unsigned int node = cvmx_get_node_num();
__cvmx_helper_shutdown_interfaces_node(node);
}
int __cvmx_helper_set_link_info(int xiface, int index, cvmx_helper_link_info_t link_info)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
struct cvmx_iface *piface;
if (xi.interface >= cvmx_helper_get_number_of_interfaces())
return -1;
piface = &cvmx_interfaces[xi.node][xi.interface];
if (piface->cvif_ipd_port_link_info) {
piface->cvif_ipd_port_link_info[index] = link_info;
return 0;
}
return -1;
}
cvmx_helper_link_info_t __cvmx_helper_get_link_info(int xiface, int port)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
struct cvmx_iface *piface;
cvmx_helper_link_info_t err;
err.u64 = 0;
if (xi.interface >= cvmx_helper_get_number_of_interfaces())
return err;
piface = &cvmx_interfaces[xi.node][xi.interface];
if (piface->cvif_ipd_port_link_info)
return piface->cvif_ipd_port_link_info[port];
return err;
}
/**
* Returns if FCS is enabled for the specified interface and port
*
* @param xiface - interface to check
*
* Return: zero if FCS is not used, otherwise FCS is used.
*/
int __cvmx_helper_get_has_fcs(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
return cvmx_interfaces[xi.node][xi.interface].cvif_has_fcs;
}
u64 cvmx_rgmii_backpressure_dis = 1;
typedef int (*cvmx_export_config_t)(void);
cvmx_export_config_t cvmx_export_app_config;
void cvmx_rgmii_set_back_pressure(uint64_t backpressure_dis)
{
cvmx_rgmii_backpressure_dis = backpressure_dis;
}
/*
* internal functions that are not exported in the .h file but must be
* declared to make gcc happy.
*/
extern cvmx_helper_link_info_t __cvmx_helper_get_link_info(int interface, int port);
/**
* cvmx_override_iface_phy_mode(int interface, int index) is a function pointer.
* It is meant to allow customization of interfaces which do not have a PHY.
*
* @returns 0 if MAC decides TX_CONFIG_REG or 1 if PHY decides TX_CONFIG_REG.
*
* If this function pointer is NULL then it defaults to the MAC.
*/
int (*cvmx_override_iface_phy_mode)(int interface, int index);
/**
* 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.
*/
void (*cvmx_override_ipd_port_setup)(int ipd_port) = NULL;
/**
* 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
*/
int cvmx_helper_get_number_of_interfaces(void)
{
if (OCTEON_IS_MODEL(OCTEON_CN68XX))
return 9;
else if (OCTEON_IS_MODEL(OCTEON_CN66XX))
if (OCTEON_IS_MODEL(OCTEON_CN66XX_PASS1_0))
return 7;
else
return 8;
else if (OCTEON_IS_MODEL(OCTEON_CN63XX))
return 6;
else if (OCTEON_IS_MODEL(OCTEON_CN61XX) || OCTEON_IS_MODEL(OCTEON_CNF71XX))
return 4;
else if (OCTEON_IS_MODEL(OCTEON_CN70XX))
return 5;
else if (OCTEON_IS_MODEL(OCTEON_CN78XX))
return 10;
else if (OCTEON_IS_MODEL(OCTEON_CNF75XX))
return 5;
else if (OCTEON_IS_MODEL(OCTEON_CN73XX))
return 5;
else
return 3;
}
int __cvmx_helper_early_ports_on_interface(int interface)
{
int ports;
if (octeon_has_feature(OCTEON_FEATURE_PKND))
return cvmx_helper_interface_enumerate(interface);
ports = cvmx_helper_interface_enumerate(interface);
ports = __cvmx_helper_board_interface_probe(interface, ports);
return ports;
}
/**
* Return the number of ports on an interface. Depending on the
* chip and configuration, this can be 1-16. A value of 0
* specifies that the interface doesn't exist or isn't usable.
*
* @param xiface xiface to get the port count for
*
* Return: Number of ports on interface. Can be Zero.
*/
int cvmx_helper_ports_on_interface(int xiface)
{
if (octeon_has_feature(OCTEON_FEATURE_PKND))
return cvmx_helper_interface_enumerate(xiface);
else
return __cvmx_helper_get_num_ipd_ports(xiface);
}
/**
* @INTERNAL
* Return interface mode for CN70XX.
*/
static cvmx_helper_interface_mode_t __cvmx_get_mode_cn70xx(int interface)
{
/* SGMII/RXAUI/QSGMII */
if (interface < 2) {
enum cvmx_qlm_mode qlm_mode =
cvmx_qlm_get_dlm_mode(0, interface);
if (qlm_mode == CVMX_QLM_MODE_SGMII)
iface_ops[interface] = &iface_ops_sgmii;
else if (qlm_mode == CVMX_QLM_MODE_QSGMII)
iface_ops[interface] = &iface_ops_qsgmii;
else if (qlm_mode == CVMX_QLM_MODE_RXAUI)
iface_ops[interface] = &iface_ops_rxaui;
else
iface_ops[interface] = &iface_ops_dis;
} else if (interface == 2) { /* DPI */
iface_ops[interface] = &iface_ops_npi;
} else if (interface == 3) { /* LOOP */
iface_ops[interface] = &iface_ops_loop;
} else if (interface == 4) { /* RGMII (AGL) */
cvmx_agl_prtx_ctl_t prtx_ctl;
prtx_ctl.u64 = csr_rd(CVMX_AGL_PRTX_CTL(0));
if (prtx_ctl.s.mode == 0)
iface_ops[interface] = &iface_ops_agl;
else
iface_ops[interface] = &iface_ops_dis;
} else {
iface_ops[interface] = &iface_ops_dis;
}
return iface_ops[interface]->mode;
}
/**
* @INTERNAL
* Return interface mode for CN78XX.
*/
static cvmx_helper_interface_mode_t __cvmx_get_mode_cn78xx(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
/* SGMII/RXAUI/XAUI */
if (xi.interface < 6) {
int qlm = cvmx_qlm_lmac(xiface, 0);
enum cvmx_qlm_mode qlm_mode;
if (qlm == -1) {
iface_node_ops[xi.node][xi.interface] = &iface_ops_dis;
return iface_node_ops[xi.node][xi.interface]->mode;
}
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, qlm);
if (qlm_mode == CVMX_QLM_MODE_SGMII)
iface_node_ops[xi.node][xi.interface] = &iface_ops_bgx_sgmii;
else if (qlm_mode == CVMX_QLM_MODE_XAUI)
iface_node_ops[xi.node][xi.interface] = &iface_ops_bgx_xaui;
else if (qlm_mode == CVMX_QLM_MODE_XLAUI)
iface_node_ops[xi.node][xi.interface] = &iface_ops_bgx_xlaui;
else if (qlm_mode == CVMX_QLM_MODE_XFI)
iface_node_ops[xi.node][xi.interface] = &iface_ops_bgx_xfi;
else if (qlm_mode == CVMX_QLM_MODE_RXAUI)
iface_node_ops[xi.node][xi.interface] = &iface_ops_bgx_rxaui;
else
iface_node_ops[xi.node][xi.interface] = &iface_ops_dis;
} else if (xi.interface < 8) {
enum cvmx_qlm_mode qlm_mode;
int found = 0;
int i;
int intf, lane_mask;
if (xi.interface == 6) {
intf = 6;
lane_mask = cvmx_ilk_lane_mask[xi.node][0];
} else {
intf = 7;
lane_mask = cvmx_ilk_lane_mask[xi.node][1];
}
switch (lane_mask) {
default:
case 0x0:
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xf:
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, 4);
if (qlm_mode == CVMX_QLM_MODE_ILK)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xff:
found = 0;
for (i = 4; i < 6; i++) {
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, i);
if (qlm_mode == CVMX_QLM_MODE_ILK)
found++;
}
if (found == 2)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xfff:
found = 0;
for (i = 4; i < 7; i++) {
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, i);
if (qlm_mode == CVMX_QLM_MODE_ILK)
found++;
}
if (found == 3)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xff00:
found = 0;
for (i = 6; i < 8; i++) {
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, i);
if (qlm_mode == CVMX_QLM_MODE_ILK)
found++;
}
if (found == 2)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xf0:
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, 5);
if (qlm_mode == CVMX_QLM_MODE_ILK)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xf00:
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, 6);
if (qlm_mode == CVMX_QLM_MODE_ILK)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xf000:
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, 7);
if (qlm_mode == CVMX_QLM_MODE_ILK)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
case 0xfff0:
found = 0;
for (i = 5; i < 8; i++) {
qlm_mode = cvmx_qlm_get_mode_cn78xx(xi.node, i);
if (qlm_mode == CVMX_QLM_MODE_ILK)
found++;
}
if (found == 3)
iface_node_ops[xi.node][intf] = &iface_ops_ilk;
else
iface_node_ops[xi.node][intf] = &iface_ops_dis;
break;
}
} else if (xi.interface == 8) { /* DPI */
int qlm = 0;
for (qlm = 0; qlm < 5; qlm++) {
/* if GSERX_CFG[pcie] == 1, then enable npi */
if (csr_rd_node(xi.node, CVMX_GSERX_CFG(qlm)) & 0x1) {
iface_node_ops[xi.node][xi.interface] =
&iface_ops_npi;
return iface_node_ops[xi.node][xi.interface]->mode;
}
}
iface_node_ops[xi.node][xi.interface] = &iface_ops_dis;
} else if (xi.interface == 9) { /* LOOP */
iface_node_ops[xi.node][xi.interface] = &iface_ops_loop;
} else {
iface_node_ops[xi.node][xi.interface] = &iface_ops_dis;
}
return iface_node_ops[xi.node][xi.interface]->mode;
}
/**
* @INTERNAL
* Return interface mode for CN73XX.
*/
static cvmx_helper_interface_mode_t __cvmx_get_mode_cn73xx(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
int interface = xi.interface;
/* SGMII/XAUI/XLAUI/XFI */
if (interface < 3) {
int qlm = cvmx_qlm_lmac(xiface, 0);
enum cvmx_qlm_mode qlm_mode;
if (qlm == -1) {
iface_ops[interface] = &iface_ops_dis;
return iface_ops[interface]->mode;
}
qlm_mode = cvmx_qlm_get_mode(qlm);
switch (qlm_mode) {
case CVMX_QLM_MODE_SGMII:
case CVMX_QLM_MODE_SGMII_2X1:
case CVMX_QLM_MODE_RGMII_SGMII:
case CVMX_QLM_MODE_RGMII_SGMII_1X1:
iface_ops[interface] = &iface_ops_bgx_sgmii;
break;
case CVMX_QLM_MODE_XAUI:
case CVMX_QLM_MODE_RGMII_XAUI:
iface_ops[interface] = &iface_ops_bgx_xaui;
break;
case CVMX_QLM_MODE_RXAUI:
case CVMX_QLM_MODE_RXAUI_1X2:
case CVMX_QLM_MODE_RGMII_RXAUI:
iface_ops[interface] = &iface_ops_bgx_rxaui;
break;
case CVMX_QLM_MODE_XLAUI:
case CVMX_QLM_MODE_RGMII_XLAUI:
iface_ops[interface] = &iface_ops_bgx_xlaui;
break;
case CVMX_QLM_MODE_XFI:
case CVMX_QLM_MODE_XFI_1X2:
case CVMX_QLM_MODE_RGMII_XFI:
iface_ops[interface] = &iface_ops_bgx_xfi;
break;
case CVMX_QLM_MODE_10G_KR:
case CVMX_QLM_MODE_10G_KR_1X2:
case CVMX_QLM_MODE_RGMII_10G_KR:
iface_ops[interface] = &iface_ops_bgx_10G_KR;
break;
case CVMX_QLM_MODE_40G_KR4:
case CVMX_QLM_MODE_RGMII_40G_KR4:
iface_ops[interface] = &iface_ops_bgx_40G_KR4;
break;
case CVMX_QLM_MODE_MIXED:
iface_ops[interface] = &iface_ops_bgx_mixed;
break;
default:
iface_ops[interface] = &iface_ops_dis;
break;
}
} else if (interface == 3) { /* DPI */
iface_ops[interface] = &iface_ops_npi;
} else if (interface == 4) { /* LOOP */
iface_ops[interface] = &iface_ops_loop;
} else {
iface_ops[interface] = &iface_ops_dis;
}
return iface_ops[interface]->mode;
}
/**
* @INTERNAL
* Return interface mode for CNF75XX.
*
* CNF75XX has a single BGX block, which is attached to two DLMs,
* the first, GSER4 only supports SGMII mode, while the second,
* GSER5 supports 1G/10G single late modes, i.e. SGMII, XFI, 10G-KR.
* Each half-BGX is thus designated as a separate interface with two ports each.
*/
static cvmx_helper_interface_mode_t __cvmx_get_mode_cnf75xx(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
int interface = xi.interface;
/* BGX0: SGMII (DLM4/DLM5)/XFI(DLM5) */
if (interface < 1) {
enum cvmx_qlm_mode qlm_mode;
int qlm = cvmx_qlm_lmac(xiface, 0);
if (qlm == -1) {
iface_ops[interface] = &iface_ops_dis;
return iface_ops[interface]->mode;
}
qlm_mode = cvmx_qlm_get_mode(qlm);
switch (qlm_mode) {
case CVMX_QLM_MODE_SGMII:
case CVMX_QLM_MODE_SGMII_2X1:
iface_ops[interface] = &iface_ops_bgx_sgmii;
break;
case CVMX_QLM_MODE_XFI_1X2:
iface_ops[interface] = &iface_ops_bgx_xfi;
break;
case CVMX_QLM_MODE_10G_KR_1X2:
iface_ops[interface] = &iface_ops_bgx_10G_KR;
break;
case CVMX_QLM_MODE_MIXED:
iface_ops[interface] = &iface_ops_bgx_mixed;
break;
default:
iface_ops[interface] = &iface_ops_dis;
break;
}
} else if ((interface < 3) && OCTEON_IS_MODEL(OCTEON_CNF75XX)) {
cvmx_sriox_status_reg_t sriox_status_reg;
int srio_port = interface - 1;
sriox_status_reg.u64 = csr_rd(CVMX_SRIOX_STATUS_REG(srio_port));
if (sriox_status_reg.s.srio)
iface_ops[interface] = &iface_ops_srio;
else
iface_ops[interface] = &iface_ops_dis;
} else if (interface == 3) { /* DPI */
iface_ops[interface] = &iface_ops_npi;
} else if (interface == 4) { /* LOOP */
iface_ops[interface] = &iface_ops_loop;
} else {
iface_ops[interface] = &iface_ops_dis;
}
return iface_ops[interface]->mode;
}
/**
* @INTERNAL
* Return interface mode for CN68xx.
*/
static cvmx_helper_interface_mode_t __cvmx_get_mode_cn68xx(int interface)
{
union cvmx_mio_qlmx_cfg qlm_cfg;
switch (interface) {
case 0:
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(0));
/* QLM is disabled when QLM SPD is 15. */
if (qlm_cfg.s.qlm_spd == 15)
iface_ops[interface] = &iface_ops_dis;
else if (qlm_cfg.s.qlm_cfg == 7)
iface_ops[interface] = &iface_ops_rxaui;
else if (qlm_cfg.s.qlm_cfg == 2)
iface_ops[interface] = &iface_ops_sgmii;
else if (qlm_cfg.s.qlm_cfg == 3)
iface_ops[interface] = &iface_ops_xaui;
else
iface_ops[interface] = &iface_ops_dis;
break;
case 1:
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(0));
/* QLM is disabled when QLM SPD is 15. */
if (qlm_cfg.s.qlm_spd == 15)
iface_ops[interface] = &iface_ops_dis;
else if (qlm_cfg.s.qlm_cfg == 7)
iface_ops[interface] = &iface_ops_rxaui;
else
iface_ops[interface] = &iface_ops_dis;
break;
case 2:
case 3:
case 4:
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(interface));
/* QLM is disabled when QLM SPD is 15. */
if (qlm_cfg.s.qlm_spd == 15)
iface_ops[interface] = &iface_ops_dis;
else if (qlm_cfg.s.qlm_cfg == 2)
iface_ops[interface] = &iface_ops_sgmii;
else if (qlm_cfg.s.qlm_cfg == 3)
iface_ops[interface] = &iface_ops_xaui;
else
iface_ops[interface] = &iface_ops_dis;
break;
case 5:
case 6:
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(interface - 4));
/* QLM is disabled when QLM SPD is 15. */
if (qlm_cfg.s.qlm_spd == 15)
iface_ops[interface] = &iface_ops_dis;
else if (qlm_cfg.s.qlm_cfg == 1)
iface_ops[interface] = &iface_ops_ilk;
else
iface_ops[interface] = &iface_ops_dis;
break;
case 7: {
union cvmx_mio_qlmx_cfg qlm_cfg1;
/* Check if PCIe0/PCIe1 is configured for PCIe */
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(3));
qlm_cfg1.u64 = csr_rd(CVMX_MIO_QLMX_CFG(1));
/* QLM is disabled when QLM SPD is 15. */
if ((qlm_cfg.s.qlm_spd != 15 && qlm_cfg.s.qlm_cfg == 0) ||
(qlm_cfg1.s.qlm_spd != 15 && qlm_cfg1.s.qlm_cfg == 0))
iface_ops[interface] = &iface_ops_npi;
else
iface_ops[interface] = &iface_ops_dis;
} break;
case 8:
iface_ops[interface] = &iface_ops_loop;
break;
default:
iface_ops[interface] = &iface_ops_dis;
break;
}
return iface_ops[interface]->mode;
}
/**
* @INTERNAL
* Return interface mode for an Octeon II
*/
static cvmx_helper_interface_mode_t __cvmx_get_mode_octeon2(int interface)
{
union cvmx_gmxx_inf_mode mode;
if (OCTEON_IS_MODEL(OCTEON_CN68XX))
return __cvmx_get_mode_cn68xx(interface);
if (interface == 2) {
iface_ops[interface] = &iface_ops_npi;
} else if (interface == 3) {
iface_ops[interface] = &iface_ops_loop;
} else if ((OCTEON_IS_MODEL(OCTEON_CN63XX) &&
(interface == 4 || interface == 5)) ||
(OCTEON_IS_MODEL(OCTEON_CN66XX) && interface >= 4 &&
interface <= 7)) {
/* Only present in CN63XX & CN66XX Octeon model */
union cvmx_sriox_status_reg sriox_status_reg;
/* cn66xx pass1.0 has only 2 SRIO interfaces. */
if ((interface == 5 || interface == 7) &&
OCTEON_IS_MODEL(OCTEON_CN66XX_PASS1_0)) {
iface_ops[interface] = &iface_ops_dis;
} else if (interface == 5 && OCTEON_IS_MODEL(OCTEON_CN66XX)) {
/*
* Later passes of cn66xx support SRIO0 - x4/x2/x1,
* SRIO2 - x2/x1, SRIO3 - x1
*/
iface_ops[interface] = &iface_ops_dis;
} else {
sriox_status_reg.u64 =
csr_rd(CVMX_SRIOX_STATUS_REG(interface - 4));
if (sriox_status_reg.s.srio)
iface_ops[interface] = &iface_ops_srio;
else
iface_ops[interface] = &iface_ops_dis;
}
} else if (OCTEON_IS_MODEL(OCTEON_CN66XX)) {
union cvmx_mio_qlmx_cfg mio_qlm_cfg;
/* QLM2 is SGMII0 and QLM1 is SGMII1 */
if (interface == 0) {
mio_qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(2));
} else if (interface == 1) {
mio_qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(1));
} else {
iface_ops[interface] = &iface_ops_dis;
return iface_ops[interface]->mode;
}
if (mio_qlm_cfg.s.qlm_spd == 15)
iface_ops[interface] = &iface_ops_dis;
else if (mio_qlm_cfg.s.qlm_cfg == 9)
iface_ops[interface] = &iface_ops_sgmii;
else if (mio_qlm_cfg.s.qlm_cfg == 11)
iface_ops[interface] = &iface_ops_xaui;
else
iface_ops[interface] = &iface_ops_dis;
} else if (OCTEON_IS_MODEL(OCTEON_CN61XX)) {
union cvmx_mio_qlmx_cfg qlm_cfg;
if (interface == 0) {
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(2));
} else if (interface == 1) {
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(0));
} else {
iface_ops[interface] = &iface_ops_dis;
return iface_ops[interface]->mode;
}
if (qlm_cfg.s.qlm_spd == 15)
iface_ops[interface] = &iface_ops_dis;
else if (qlm_cfg.s.qlm_cfg == 2)
iface_ops[interface] = &iface_ops_sgmii;
else if (qlm_cfg.s.qlm_cfg == 3)
iface_ops[interface] = &iface_ops_xaui;
else
iface_ops[interface] = &iface_ops_dis;
} else if (OCTEON_IS_MODEL(OCTEON_CNF71XX)) {
if (interface == 0) {
union cvmx_mio_qlmx_cfg qlm_cfg;
qlm_cfg.u64 = csr_rd(CVMX_MIO_QLMX_CFG(0));
if (qlm_cfg.s.qlm_cfg == 2)
iface_ops[interface] = &iface_ops_sgmii;
else
iface_ops[interface] = &iface_ops_dis;
} else {
iface_ops[interface] = &iface_ops_dis;
}
} else if (interface == 1 && OCTEON_IS_MODEL(OCTEON_CN63XX)) {
iface_ops[interface] = &iface_ops_dis;
} else {
mode.u64 = csr_rd(CVMX_GMXX_INF_MODE(interface));
if (OCTEON_IS_MODEL(OCTEON_CN63XX)) {
switch (mode.cn63xx.mode) {
case 0:
iface_ops[interface] = &iface_ops_sgmii;
break;
case 1:
iface_ops[interface] = &iface_ops_xaui;
break;
default:
iface_ops[interface] = &iface_ops_dis;
break;
}
} else {
if (!mode.s.en)
iface_ops[interface] = &iface_ops_dis;
else if (mode.s.type)
iface_ops[interface] = &iface_ops_gmii;
else
iface_ops[interface] = &iface_ops_rgmii;
}
}
return iface_ops[interface]->mode;
}
/**
* 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 xiface Interface to probe
*
* Return: Mode of the interface. Unknown or unsupported interfaces return
* DISABLED.
*/
cvmx_helper_interface_mode_t cvmx_helper_interface_get_mode(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
if (xi.interface < 0 ||
xi.interface >= cvmx_helper_get_number_of_interfaces())
return CVMX_HELPER_INTERFACE_MODE_DISABLED;
/*
* Check if the interface mode has been already cached. If it has,
* simply return it. Otherwise, fall through the rest of the code to
* determine the interface mode and cache it in iface_ops.
*/
if (iface_node_ops[xi.node][xi.interface]) {
cvmx_helper_interface_mode_t mode;
mode = iface_node_ops[xi.node][xi.interface]->mode;
return mode;
}
/*
* OCTEON III models
*/
if (OCTEON_IS_MODEL(OCTEON_CN70XX))
return __cvmx_get_mode_cn70xx(xi.interface);
if (OCTEON_IS_MODEL(OCTEON_CN78XX))
return __cvmx_get_mode_cn78xx(xiface);
if (OCTEON_IS_MODEL(OCTEON_CNF75XX)) {
cvmx_helper_interface_mode_t mode;
mode = __cvmx_get_mode_cnf75xx(xiface);
return mode;
}
if (OCTEON_IS_MODEL(OCTEON_CN73XX)) {
cvmx_helper_interface_mode_t mode;
mode = __cvmx_get_mode_cn73xx(xiface);
return mode;
}
/*
* Octeon II models
*/
if (OCTEON_IS_OCTEON2())
return __cvmx_get_mode_octeon2(xi.interface);
/*
* Octeon and Octeon Plus models
*/
if (xi.interface == 2) {
iface_ops[xi.interface] = &iface_ops_npi;
} else if (xi.interface == 3) {
iface_ops[xi.interface] = &iface_ops_dis;
} else {
union cvmx_gmxx_inf_mode mode;
mode.u64 = csr_rd(CVMX_GMXX_INF_MODE(xi.interface));
if (!mode.s.en)
iface_ops[xi.interface] = &iface_ops_dis;
else if (mode.s.type)
iface_ops[xi.interface] = &iface_ops_gmii;
else
iface_ops[xi.interface] = &iface_ops_rgmii;
}
return iface_ops[xi.interface]->mode;
}
/**
* Determine the actual number of hardware ports connected to an
* interface. It doesn't setup the ports or enable them.
*
* @param xiface Interface to enumerate
*
* Return: The number of ports on the interface, negative on failure
*/
int cvmx_helper_interface_enumerate(int xiface)
{
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
int result = 0;
cvmx_helper_interface_get_mode(xiface);
if (iface_node_ops[xi.node][xi.interface]->enumerate)
result = iface_node_ops[xi.node][xi.interface]->enumerate(xiface);
return result;
}
/**
* 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 xiface Interface to probe
*
* Return: Zero on success, negative on failure
*/
int cvmx_helper_interface_probe(int xiface)
{
/*
* At this stage in the game we don't want packets to be
* moving yet. The following probe calls should perform
* hardware setup needed to determine port counts. Receive
* must still be disabled.
*/
int nports;
int has_fcs;
enum cvmx_pko_padding padding = CVMX_PKO_PADDING_NONE;
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
nports = -1;
has_fcs = 0;
cvmx_helper_interface_get_mode(xiface);
if (iface_node_ops[xi.node][xi.interface]->probe)
nports = iface_node_ops[xi.node][xi.interface]->probe(xiface);
switch (iface_node_ops[xi.node][xi.interface]->mode) {
/* These types don't support ports to IPD/PKO */
case CVMX_HELPER_INTERFACE_MODE_DISABLED:
case CVMX_HELPER_INTERFACE_MODE_PCIE:
nports = 0;
break;
/* XAUI is a single high speed port */
case CVMX_HELPER_INTERFACE_MODE_XAUI:
case CVMX_HELPER_INTERFACE_MODE_RXAUI:
case CVMX_HELPER_INTERFACE_MODE_XLAUI:
case CVMX_HELPER_INTERFACE_MODE_XFI:
case CVMX_HELPER_INTERFACE_MODE_10G_KR:
case CVMX_HELPER_INTERFACE_MODE_40G_KR4:
case CVMX_HELPER_INTERFACE_MODE_MIXED:
has_fcs = 1;
padding = CVMX_PKO_PADDING_60;
break;
/*
* RGMII/GMII/MII are all treated about the same. Most
* functions refer to these ports as RGMII.
*/
case CVMX_HELPER_INTERFACE_MODE_RGMII:
case CVMX_HELPER_INTERFACE_MODE_GMII:
padding = CVMX_PKO_PADDING_60;
break;
/*
* SPI4 can have 1-16 ports depending on the device at
* the other end.
*/
case CVMX_HELPER_INTERFACE_MODE_SPI:
padding = CVMX_PKO_PADDING_60;
break;
/*
* SGMII can have 1-4 ports depending on how many are
* hooked up.
*/
case CVMX_HELPER_INTERFACE_MODE_SGMII:
case CVMX_HELPER_INTERFACE_MODE_QSGMII:
padding = CVMX_PKO_PADDING_60;
case CVMX_HELPER_INTERFACE_MODE_PICMG:
has_fcs = 1;
break;
/* PCI target Network Packet Interface */
case CVMX_HELPER_INTERFACE_MODE_NPI:
break;
/*
* Special loopback only ports. These are not the same
* as other ports in loopback mode.
*/
case CVMX_HELPER_INTERFACE_MODE_LOOP:
break;
/* SRIO has 2^N ports, where N is number of interfaces */
case CVMX_HELPER_INTERFACE_MODE_SRIO:
break;
case CVMX_HELPER_INTERFACE_MODE_ILK:
padding = CVMX_PKO_PADDING_60;
has_fcs = 1;
break;
case CVMX_HELPER_INTERFACE_MODE_AGL:
has_fcs = 1;
break;
}
if (nports == -1)
return -1;
if (!octeon_has_feature(OCTEON_FEATURE_PKND))
has_fcs = 0;
nports = __cvmx_helper_board_interface_probe(xiface, nports);
__cvmx_helper_init_interface(xiface, nports, has_fcs, padding);
/* Make sure all global variables propagate to other cores */
CVMX_SYNCWS;
return 0;
}
/**
* @INTERNAL
* Setup backpressure.
*
* Return: Zero on success, negative on failure
*/
static int __cvmx_helper_global_setup_backpressure(int node)
{
cvmx_qos_proto_t qos_proto;
cvmx_qos_pkt_mode_t qos_mode;
int port, xipdport;
unsigned int bpmask;
int interface, xiface, ports;
int num_interfaces = cvmx_helper_get_number_of_interfaces();
if (cvmx_rgmii_backpressure_dis) {
qos_proto = CVMX_QOS_PROTO_NONE;
qos_mode = CVMX_QOS_PKT_MODE_DROP;
} else {
qos_proto = CVMX_QOS_PROTO_PAUSE;
qos_mode = CVMX_QOS_PKT_MODE_HWONLY;
}
for (interface = 0; interface < num_interfaces; interface++) {
xiface = cvmx_helper_node_interface_to_xiface(node, interface);
ports = cvmx_helper_ports_on_interface(xiface);
switch (cvmx_helper_interface_get_mode(xiface)) {
case CVMX_HELPER_INTERFACE_MODE_DISABLED:
case CVMX_HELPER_INTERFACE_MODE_PCIE:
case CVMX_HELPER_INTERFACE_MODE_SRIO:
case CVMX_HELPER_INTERFACE_MODE_ILK:
case CVMX_HELPER_INTERFACE_MODE_NPI:
case CVMX_HELPER_INTERFACE_MODE_PICMG:
break;
case CVMX_HELPER_INTERFACE_MODE_LOOP:
case CVMX_HELPER_INTERFACE_MODE_XAUI:
case CVMX_HELPER_INTERFACE_MODE_RXAUI:
case CVMX_HELPER_INTERFACE_MODE_XLAUI:
case CVMX_HELPER_INTERFACE_MODE_XFI:
case CVMX_HELPER_INTERFACE_MODE_10G_KR:
case CVMX_HELPER_INTERFACE_MODE_40G_KR4:
bpmask = (cvmx_rgmii_backpressure_dis) ? 0xF : 0;
if (octeon_has_feature(OCTEON_FEATURE_BGX)) {
for (port = 0; port < ports; port++) {
xipdport = cvmx_helper_get_ipd_port(xiface, port);
cvmx_bgx_set_flowctl_mode(xipdport, qos_proto, qos_mode);
}
cvmx_bgx_set_backpressure_override(xiface, bpmask);
}
break;
case CVMX_HELPER_INTERFACE_MODE_RGMII:
case CVMX_HELPER_INTERFACE_MODE_GMII:
case CVMX_HELPER_INTERFACE_MODE_SPI:
case CVMX_HELPER_INTERFACE_MODE_SGMII:
case CVMX_HELPER_INTERFACE_MODE_QSGMII:
case CVMX_HELPER_INTERFACE_MODE_MIXED:
bpmask = (cvmx_rgmii_backpressure_dis) ? 0xF : 0;
if (octeon_has_feature(OCTEON_FEATURE_BGX)) {
for (port = 0; port < ports; port++) {
xipdport = cvmx_helper_get_ipd_port(xiface, port);
cvmx_bgx_set_flowctl_mode(xipdport, qos_proto, qos_mode);
}
cvmx_bgx_set_backpressure_override(xiface, bpmask);
} else {
cvmx_gmx_set_backpressure_override(interface, bpmask);
}
break;
case CVMX_HELPER_INTERFACE_MODE_AGL:
bpmask = (cvmx_rgmii_backpressure_dis) ? 0x1 : 0;
cvmx_agl_set_backpressure_override(interface, bpmask);
break;
}
}
return 0;
}
/**
* @INTERNAL
* Verify the per port IPD backpressure is aligned properly.
* Return: Zero if working, non zero if misaligned
*/
int __cvmx_helper_backpressure_is_misaligned(void)
{
return 0;
}
/**
* @INTERNAL
* Enable packet input/output from the hardware. This function is
* called after all internal setup is complete and IPD is enabled.
* After this function completes, packets will be accepted from the
* hardware ports. PKO should still be disabled to make sure packets
* aren't sent out partially setup hardware.
*
* @param xiface Interface to enable
*
* Return: Zero on success, negative on failure
*/
int __cvmx_helper_packet_hardware_enable(int xiface)
{
int result = 0;
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
if (iface_node_ops[xi.node][xi.interface]->enable)
result = iface_node_ops[xi.node][xi.interface]->enable(xiface);
result |= __cvmx_helper_board_hardware_enable(xiface);
return result;
}
int cvmx_helper_ipd_and_packet_input_enable(void)
{
return cvmx_helper_ipd_and_packet_input_enable_node(cvmx_get_node_num());
}
/**
* Called after all internal packet IO paths are setup. This
* function enables IPD/PIP and begins packet input and output.
*
* Return: Zero on success, negative on failure
*/
int cvmx_helper_ipd_and_packet_input_enable_node(int node)
{
int num_interfaces;
int interface;
int num_ports;
if (octeon_has_feature(OCTEON_FEATURE_PKI)) {
cvmx_helper_pki_enable(node);
} else {
/* Enable IPD */
cvmx_ipd_enable();
}
/*
* Time to enable hardware ports packet input and output. Note
* that at this point IPD/PIP must be fully functional and PKO
* must be disabled .
*/
num_interfaces = cvmx_helper_get_number_of_interfaces();
for (interface = 0; interface < num_interfaces; interface++) {
int xiface = cvmx_helper_node_interface_to_xiface(node, interface);
num_ports = cvmx_helper_ports_on_interface(xiface);
if (num_ports > 0)
__cvmx_helper_packet_hardware_enable(xiface);
}
/* Finally enable PKO now that the entire path is up and running */
/* enable pko */
if (octeon_has_feature(OCTEON_FEATURE_CN78XX_WQE))
; // cvmx_pko_enable_78xx(0); already enabled
else
cvmx_pko_enable();
return 0;
}
/**
* 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
*/
int cvmx_helper_initialize_packet_io_node(unsigned int node)
{
int result = 0;
int interface;
int xiface;
union cvmx_l2c_cfg l2c_cfg;
union cvmx_smix_en smix_en;
const int num_interfaces = cvmx_helper_get_number_of_interfaces();
/*
* Tell L2 to give the IOB statically higher priority compared
* to the cores. This avoids conditions where IO blocks might
* be starved under very high L2 loads.
*/
if (OCTEON_IS_OCTEON2() || OCTEON_IS_OCTEON3()) {
union cvmx_l2c_ctl l2c_ctl;
l2c_ctl.u64 = csr_rd_node(node, CVMX_L2C_CTL);
l2c_ctl.s.rsp_arb_mode = 1;
l2c_ctl.s.xmc_arb_mode = 0;
csr_wr_node(node, CVMX_L2C_CTL, l2c_ctl.u64);
} else {
l2c_cfg.u64 = csr_rd(CVMX_L2C_CFG);
l2c_cfg.s.lrf_arb_mode = 0;
l2c_cfg.s.rfb_arb_mode = 0;
csr_wr(CVMX_L2C_CFG, l2c_cfg.u64);
}
int smi_inf;
int i;
/* Newer chips have more than one SMI/MDIO interface */
if (OCTEON_IS_MODEL(OCTEON_CN68XX) || OCTEON_IS_MODEL(OCTEON_CN78XX))
smi_inf = 4;
else if (OCTEON_IS_MODEL(OCTEON_CN73XX) || OCTEON_IS_MODEL(OCTEON_CNF75XX))
smi_inf = 2;
else
smi_inf = 2;
for (i = 0; i < smi_inf; i++) {
/* Make sure SMI/MDIO is enabled so we can query PHYs */
smix_en.u64 = csr_rd_node(node, CVMX_SMIX_EN(i));
if (!smix_en.s.en) {
smix_en.s.en = 1;
csr_wr_node(node, CVMX_SMIX_EN(i), smix_en.u64);
}
}
//vinita_to_do ask it need to be modify for multinode
__cvmx_helper_init_port_valid();
for (interface = 0; interface < num_interfaces; interface++) {
xiface = cvmx_helper_node_interface_to_xiface(node, interface);
result |= cvmx_helper_interface_probe(xiface);
}
/* PKO3 init precedes that of interfaces */
if (octeon_has_feature(OCTEON_FEATURE_CN78XX_WQE)) {
__cvmx_helper_init_port_config_data(node);
result = cvmx_helper_pko3_init_global(node);
} else {
result = cvmx_helper_pko_init();
}
/* Errata SSO-29000, Disabling power saving SSO conditional clocking */
if (octeon_has_feature(OCTEON_FEATURE_CN78XX_WQE)) {
cvmx_sso_ws_cfg_t cfg;
cfg.u64 = csr_rd_node(node, CVMX_SSO_WS_CFG);
cfg.s.sso_cclk_dis = 1;
csr_wr_node(node, CVMX_SSO_WS_CFG, cfg.u64);
}
if (result < 0)
return result;
for (interface = 0; interface < num_interfaces; interface++) {
xiface = cvmx_helper_node_interface_to_xiface(node, interface);
/* Skip invalid/disabled interfaces */
if (cvmx_helper_ports_on_interface(xiface) <= 0)
continue;
printf("Node %d Interface %d has %d ports (%s)\n", node, interface,
cvmx_helper_ports_on_interface(xiface),
cvmx_helper_interface_mode_to_string(
cvmx_helper_interface_get_mode(xiface)));
result |= __cvmx_helper_ipd_setup_interface(xiface);
if (octeon_has_feature(OCTEON_FEATURE_CN78XX_WQE))
result |= cvmx_helper_pko3_init_interface(xiface);
else
result |= __cvmx_helper_interface_setup_pko(interface);
}
if (octeon_has_feature(OCTEON_FEATURE_PKI))
result |= __cvmx_helper_pki_global_setup(node);
else
result |= __cvmx_helper_ipd_global_setup();
/* Enable any flow control and backpressure */
result |= __cvmx_helper_global_setup_backpressure(node);
/* export app config if set */
if (cvmx_export_app_config)
result |= (*cvmx_export_app_config)();
if (cvmx_ipd_cfg.ipd_enable && cvmx_pki_dflt_init[node])
result |= cvmx_helper_ipd_and_packet_input_enable_node(node);
return result;
}
/**
* 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
*/
int cvmx_helper_initialize_packet_io_global(void)
{
unsigned int node = cvmx_get_node_num();
return cvmx_helper_initialize_packet_io_node(node);
}
/**
* Does core local initialization for packet io
*
* Return: Zero on success, non-zero on failure
*/
int cvmx_helper_initialize_packet_io_local(void)
{
if (octeon_has_feature(OCTEON_FEATURE_CN78XX_WQE))
__cvmx_pko3_dq_table_setup();
return 0;
}
struct cvmx_buffer_list {
struct cvmx_buffer_list *next;
};
/**
* Disables the sending of flow control (pause) frames on the specified
* GMX port(s).
*
* @param interface Which interface (0 or 1)
* @param port_mask Mask (4bits) of which ports on the interface to disable
* backpressure on.
* 1 => disable backpressure
* 0 => enable backpressure
*
* Return: 0 on success
* -1 on error
*/
int cvmx_gmx_set_backpressure_override(u32 interface, uint32_t port_mask)
{
union cvmx_gmxx_tx_ovr_bp gmxx_tx_ovr_bp;
/* Check for valid arguments */
if (port_mask & ~0xf || interface & ~0x1)
return -1;
if (interface >= CVMX_HELPER_MAX_GMX)
return -1;
gmxx_tx_ovr_bp.u64 = 0;
gmxx_tx_ovr_bp.s.en = port_mask; /* Per port Enable back pressure override */
gmxx_tx_ovr_bp.s.ign_full = port_mask; /* Ignore the RX FIFO full when computing BP */
csr_wr(CVMX_GMXX_TX_OVR_BP(interface), gmxx_tx_ovr_bp.u64);
return 0;
}
/**
* Disables the sending of flow control (pause) frames on the specified
* AGL (RGMII) port(s).
*
* @param interface Which interface (0 or 1)
* @param port_mask Mask (4bits) of which ports on the interface to disable
* backpressure on.
* 1 => disable backpressure
* 0 => enable backpressure
*
* Return: 0 on success
* -1 on error
*/
int cvmx_agl_set_backpressure_override(u32 interface, uint32_t port_mask)
{
union cvmx_agl_gmx_tx_ovr_bp agl_gmx_tx_ovr_bp;
int port = cvmx_helper_agl_get_port(interface);
if (port == -1)
return -1;
/* Check for valid arguments */
agl_gmx_tx_ovr_bp.u64 = 0;
/* Per port Enable back pressure override */
agl_gmx_tx_ovr_bp.s.en = port_mask;
/* Ignore the RX FIFO full when computing BP */
agl_gmx_tx_ovr_bp.s.ign_full = port_mask;
csr_wr(CVMX_GMXX_TX_OVR_BP(port), agl_gmx_tx_ovr_bp.u64);
return 0;
}
/**
* Helper function for global packet IO shutdown
*/
int cvmx_helper_shutdown_packet_io_global_cn78xx(int node)
{
int num_interfaces = cvmx_helper_get_number_of_interfaces();
cvmx_wqe_t *work;
int interface;
int result = 0;
/* Shut down all interfaces and disable TX and RX on all ports */
for (interface = 0; interface < num_interfaces; interface++) {
int xiface = cvmx_helper_node_interface_to_xiface(node, interface);
int index;
int num_ports = cvmx_helper_ports_on_interface(xiface);
if (num_ports > 4)
num_ports = 4;
cvmx_bgx_set_backpressure_override(xiface, 0);
for (index = 0; index < num_ports; index++) {
cvmx_helper_link_info_t link_info;
if (!cvmx_helper_is_port_valid(xiface, index))
continue;
cvmx_helper_bgx_shutdown_port(xiface, index);
/* Turn off link LEDs */
link_info.u64 = 0;
cvmx_helper_update_link_led(xiface, index, link_info);
}
}
/* Stop input first */
cvmx_helper_pki_shutdown(node);
/* Retrieve all packets from the SSO and free them */
result = 0;
while ((work = cvmx_pow_work_request_sync(CVMX_POW_WAIT))) {
cvmx_helper_free_pki_pkt_data(work);
cvmx_wqe_pki_free(work);
result++;
}
if (result > 0)
debug("%s: Purged %d packets from SSO\n", __func__, result);
/*
* No need to wait for PKO queues to drain,
* dq_close() drains the queues to NULL.
*/
/* Shutdown PKO interfaces */
for (interface = 0; interface < num_interfaces; interface++) {
int xiface = cvmx_helper_node_interface_to_xiface(node, interface);
cvmx_helper_pko3_shut_interface(xiface);
}
/* Disable MAC address filtering */
for (interface = 0; interface < num_interfaces; interface++) {
int xiface = cvmx_helper_node_interface_to_xiface(node, interface);
switch (cvmx_helper_interface_get_mode(xiface)) {
case CVMX_HELPER_INTERFACE_MODE_XAUI:
case CVMX_HELPER_INTERFACE_MODE_RXAUI:
case CVMX_HELPER_INTERFACE_MODE_XLAUI:
case CVMX_HELPER_INTERFACE_MODE_XFI:
case CVMX_HELPER_INTERFACE_MODE_10G_KR:
case CVMX_HELPER_INTERFACE_MODE_40G_KR4:
case CVMX_HELPER_INTERFACE_MODE_SGMII:
case CVMX_HELPER_INTERFACE_MODE_MIXED: {
int index;
int num_ports = cvmx_helper_ports_on_interface(xiface);
for (index = 0; index < num_ports; index++) {
if (!cvmx_helper_is_port_valid(xiface, index))
continue;
/* Reset MAC filtering */
cvmx_helper_bgx_rx_adr_ctl(node, interface, index, 0, 0, 0);
}
break;
}
default:
break;
}
}
for (interface = 0; interface < num_interfaces; interface++) {
int index;
int xiface = cvmx_helper_node_interface_to_xiface(node, interface);
int num_ports = cvmx_helper_ports_on_interface(xiface);
for (index = 0; index < num_ports; index++) {
/* Doing this twice should clear it since no packets
* can be received.
*/
cvmx_update_rx_activity_led(xiface, index, false);
cvmx_update_rx_activity_led(xiface, index, false);
}
}
/* Shutdown the PKO unit */
result = cvmx_helper_pko3_shutdown(node);
/* Release interface structures */
__cvmx_helper_shutdown_interfaces();
return result;
}
/**
* 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.
*/
int cvmx_helper_shutdown_packet_io_global(void)
{
const int timeout = 5; /* Wait up to 5 seconds for timeouts */
int result = 0;
int num_interfaces = cvmx_helper_get_number_of_interfaces();
int interface;
int num_ports;
int index;
struct cvmx_buffer_list *pool0_buffers;
struct cvmx_buffer_list *pool0_buffers_tail;
cvmx_wqe_t *work;
union cvmx_ipd_ctl_status ipd_ctl_status;
int wqe_pool = (int)cvmx_fpa_get_wqe_pool();
int node = cvmx_get_node_num();
cvmx_pcsx_mrx_control_reg_t control_reg;
if (octeon_has_feature(OCTEON_FEATURE_BGX))
return cvmx_helper_shutdown_packet_io_global_cn78xx(node);
/* Step 1: Disable all backpressure */
for (interface = 0; interface < num_interfaces; interface++) {
cvmx_helper_interface_mode_t mode =
cvmx_helper_interface_get_mode(interface);
if (mode == CVMX_HELPER_INTERFACE_MODE_AGL)
cvmx_agl_set_backpressure_override(interface, 0x1);
else if (mode != CVMX_HELPER_INTERFACE_MODE_DISABLED)
cvmx_gmx_set_backpressure_override(interface, 0xf);
}
/* Step 2: Wait for the PKO queues to drain */
result = __cvmx_helper_pko_drain();
if (result < 0) {
debug("WARNING: %s: Failed to drain some PKO queues\n",
__func__);
}
/* Step 3: Disable TX and RX on all ports */
for (interface = 0; interface < num_interfaces; interface++) {
int xiface = cvmx_helper_node_interface_to_xiface(node,
interface);
switch (cvmx_helper_interface_get_mode(interface)) {
case CVMX_HELPER_INTERFACE_MODE_DISABLED:
case CVMX_HELPER_INTERFACE_MODE_PCIE:
/* Not a packet interface */
break;
case CVMX_HELPER_INTERFACE_MODE_NPI:
case CVMX_HELPER_INTERFACE_MODE_SRIO:
case CVMX_HELPER_INTERFACE_MODE_ILK:
/*
* We don't handle the NPI/NPEI/SRIO packet
* engines. The caller must know these are
* idle.
*/
break;
case CVMX_HELPER_INTERFACE_MODE_LOOP:
/*
* Nothing needed. Once PKO is idle, the
* loopback devices must be idle.
*/
break;
case CVMX_HELPER_INTERFACE_MODE_SPI:
/*
* SPI cannot be disabled from Octeon. It is
* the responsibility of the caller to make
* sure SPI is idle before doing shutdown.
*
* Fall through and do the same processing as
* RGMII/GMII.
*/
fallthrough;
case CVMX_HELPER_INTERFACE_MODE_GMII:
case CVMX_HELPER_INTERFACE_MODE_RGMII:
/* Disable outermost RX at the ASX block */
csr_wr(CVMX_ASXX_RX_PRT_EN(interface), 0);
num_ports = cvmx_helper_ports_on_interface(xiface);
if (num_ports > 4)
num_ports = 4;
for (index = 0; index < num_ports; index++) {
union cvmx_gmxx_prtx_cfg gmx_cfg;
if (!cvmx_helper_is_port_valid(interface, index))
continue;
gmx_cfg.u64 = csr_rd(CVMX_GMXX_PRTX_CFG(index, interface));
gmx_cfg.s.en = 0;
csr_wr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
/* Poll the GMX state machine waiting for it to become idle */
csr_wr(CVMX_NPI_DBG_SELECT,
interface * 0x800 + index * 0x100 + 0x880);
if (CVMX_WAIT_FOR_FIELD64(CVMX_DBG_DATA, union cvmx_dbg_data,
data & 7, ==, 0, timeout * 1000000)) {
debug("GMX RX path timeout waiting for idle\n");
result = -1;
}
if (CVMX_WAIT_FOR_FIELD64(CVMX_DBG_DATA, union cvmx_dbg_data,
data & 0xf, ==, 0, timeout * 1000000)) {
debug("GMX TX path timeout waiting for idle\n");
result = -1;
}
}
/* Disable outermost TX at the ASX block */
csr_wr(CVMX_ASXX_TX_PRT_EN(interface), 0);
/* Disable interrupts for interface */
csr_wr(CVMX_ASXX_INT_EN(interface), 0);
csr_wr(CVMX_GMXX_TX_INT_EN(interface), 0);
break;
case CVMX_HELPER_INTERFACE_MODE_XAUI:
case CVMX_HELPER_INTERFACE_MODE_RXAUI:
case CVMX_HELPER_INTERFACE_MODE_SGMII:
case CVMX_HELPER_INTERFACE_MODE_QSGMII:
case CVMX_HELPER_INTERFACE_MODE_PICMG:
num_ports = cvmx_helper_ports_on_interface(xiface);
if (num_ports > 4)
num_ports = 4;
for (index = 0; index < num_ports; index++) {
union cvmx_gmxx_prtx_cfg gmx_cfg;
if (!cvmx_helper_is_port_valid(interface, index))
continue;
gmx_cfg.u64 = csr_rd(CVMX_GMXX_PRTX_CFG(index, interface));
gmx_cfg.s.en = 0;
csr_wr(CVMX_GMXX_PRTX_CFG(index, interface), gmx_cfg.u64);
if (CVMX_WAIT_FOR_FIELD64(CVMX_GMXX_PRTX_CFG(index, interface),
union cvmx_gmxx_prtx_cfg, rx_idle, ==, 1,
timeout * 1000000)) {
debug("GMX RX path timeout waiting for idle\n");
result = -1;
}
if (CVMX_WAIT_FOR_FIELD64(CVMX_GMXX_PRTX_CFG(index, interface),
union cvmx_gmxx_prtx_cfg, tx_idle, ==, 1,
timeout * 1000000)) {
debug("GMX TX path timeout waiting for idle\n");
result = -1;
}
/* For SGMII some PHYs require that the PCS
* interface be powered down and reset (i.e.
* Atheros/Qualcomm PHYs).
*/
if (cvmx_helper_interface_get_mode(interface) ==
CVMX_HELPER_INTERFACE_MODE_SGMII) {
u64 reg;
reg = CVMX_PCSX_MRX_CONTROL_REG(index, interface);
/* Power down the interface */
control_reg.u64 = csr_rd(reg);
control_reg.s.pwr_dn = 1;
csr_wr(reg, control_reg.u64);
csr_rd(reg);
}
}
break;
case CVMX_HELPER_INTERFACE_MODE_AGL: {
int port = cvmx_helper_agl_get_port(interface);
union cvmx_agl_gmx_prtx_cfg agl_gmx_cfg;
agl_gmx_cfg.u64 = csr_rd(CVMX_AGL_GMX_PRTX_CFG(port));
agl_gmx_cfg.s.en = 0;
csr_wr(CVMX_AGL_GMX_PRTX_CFG(port), agl_gmx_cfg.u64);
if (CVMX_WAIT_FOR_FIELD64(CVMX_AGL_GMX_PRTX_CFG(port),
union cvmx_agl_gmx_prtx_cfg, rx_idle, ==, 1,
timeout * 1000000)) {
debug("AGL RX path timeout waiting for idle\n");
result = -1;
}
if (CVMX_WAIT_FOR_FIELD64(CVMX_AGL_GMX_PRTX_CFG(port),
union cvmx_agl_gmx_prtx_cfg, tx_idle, ==, 1,
timeout * 1000000)) {
debug("AGL TX path timeout waiting for idle\n");
result = -1;
}
} break;
default:
break;
}
}
/* Step 4: Retrieve all packets from the POW and free them */
while ((work = cvmx_pow_work_request_sync(CVMX_POW_WAIT))) {
cvmx_helper_free_packet_data(work);
cvmx_fpa1_free(work, wqe_pool, 0);
}
/* Step 5 */
cvmx_ipd_disable();
/*
* Step 6: Drain all prefetched buffers from IPD/PIP. Note that IPD/PIP
* have not been reset yet
*/
__cvmx_ipd_free_ptr();
/* Step 7: Free the PKO command buffers and put PKO in reset */
cvmx_pko_shutdown();
/* Step 8: Disable MAC address filtering */
for (interface = 0; interface < num_interfaces; interface++) {
int xiface = cvmx_helper_node_interface_to_xiface(node, interface);
switch (cvmx_helper_interface_get_mode(interface)) {
case CVMX_HELPER_INTERFACE_MODE_DISABLED:
case CVMX_HELPER_INTERFACE_MODE_PCIE:
case CVMX_HELPER_INTERFACE_MODE_SRIO:
case CVMX_HELPER_INTERFACE_MODE_ILK:
case CVMX_HELPER_INTERFACE_MODE_NPI:
case CVMX_HELPER_INTERFACE_MODE_LOOP:
break;
case CVMX_HELPER_INTERFACE_MODE_XAUI:
case CVMX_HELPER_INTERFACE_MODE_RXAUI:
case CVMX_HELPER_INTERFACE_MODE_GMII:
case CVMX_HELPER_INTERFACE_MODE_RGMII:
case CVMX_HELPER_INTERFACE_MODE_SPI:
case CVMX_HELPER_INTERFACE_MODE_SGMII:
case CVMX_HELPER_INTERFACE_MODE_QSGMII:
case CVMX_HELPER_INTERFACE_MODE_PICMG:
num_ports = cvmx_helper_ports_on_interface(xiface);
if (num_ports > 4)
num_ports = 4;
for (index = 0; index < num_ports; index++) {
if (!cvmx_helper_is_port_valid(interface, index))
continue;
csr_wr(CVMX_GMXX_RXX_ADR_CTL(index, interface), 1);
csr_wr(CVMX_GMXX_RXX_ADR_CAM_EN(index, interface), 0);
csr_wr(CVMX_GMXX_RXX_ADR_CAM0(index, interface), 0);
csr_wr(CVMX_GMXX_RXX_ADR_CAM1(index, interface), 0);
csr_wr(CVMX_GMXX_RXX_ADR_CAM2(index, interface), 0);
csr_wr(CVMX_GMXX_RXX_ADR_CAM3(index, interface), 0);
csr_wr(CVMX_GMXX_RXX_ADR_CAM4(index, interface), 0);
csr_wr(CVMX_GMXX_RXX_ADR_CAM5(index, interface), 0);
}
break;
case CVMX_HELPER_INTERFACE_MODE_AGL: {
int port = cvmx_helper_agl_get_port(interface);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CTL(port), 1);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM_EN(port), 0);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM0(port), 0);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM1(port), 0);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM2(port), 0);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM3(port), 0);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM4(port), 0);
csr_wr(CVMX_AGL_GMX_RXX_ADR_CAM5(port), 0);
} break;
default:
break;
}
}
/*
* Step 9: Drain all FPA buffers out of pool 0 before we reset
* IPD/PIP. This is needed to keep IPD_QUE0_FREE_PAGE_CNT in
* sync. We temporarily keep the buffers in the pool0_buffers
* list.
*/
pool0_buffers = NULL;
pool0_buffers_tail = NULL;
while (1) {
struct cvmx_buffer_list *buffer = cvmx_fpa1_alloc(0);
if (buffer) {
buffer->next = NULL;
if (!pool0_buffers)
pool0_buffers = buffer;
else
pool0_buffers_tail->next = buffer;
pool0_buffers_tail = buffer;
} else {
break;
}
}
/* Step 10: Reset IPD and PIP */
ipd_ctl_status.u64 = csr_rd(CVMX_IPD_CTL_STATUS);
ipd_ctl_status.s.reset = 1;
csr_wr(CVMX_IPD_CTL_STATUS, ipd_ctl_status.u64);
/* Make sure IPD has finished reset. */
if (OCTEON_IS_OCTEON2() || OCTEON_IS_MODEL(OCTEON_CN70XX)) {
if (CVMX_WAIT_FOR_FIELD64(CVMX_IPD_CTL_STATUS, union cvmx_ipd_ctl_status, rst_done,
==, 0, 1000)) {
debug("IPD reset timeout waiting for idle\n");
result = -1;
}
}
/* Step 11: Restore the FPA buffers into pool 0 */
while (pool0_buffers) {
struct cvmx_buffer_list *n = pool0_buffers->next;
cvmx_fpa1_free(pool0_buffers, 0, 0);
pool0_buffers = n;
}
/* Step 12: Release interface structures */
__cvmx_helper_shutdown_interfaces();
return result;
}
/**
* Does core local shutdown of packet io
*
* Return: Zero on success, non-zero on failure
*/
int cvmx_helper_shutdown_packet_io_local(void)
{
/*
* Currently there is nothing to do per core. This may change
* in the future.
*/
return 0;
}
/**
* 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 xipd_port IPD/PKO port to auto configure
*
* Return: Link state after configure
*/
cvmx_helper_link_info_t cvmx_helper_link_autoconf(int xipd_port)
{
cvmx_helper_link_info_t link_info;
int xiface = cvmx_helper_get_interface_num(xipd_port);
int index = cvmx_helper_get_interface_index_num(xipd_port);
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
int interface = xi.interface;
if (interface == -1 || index == -1 || index >= cvmx_helper_ports_on_interface(xiface)) {
link_info.u64 = 0;
return link_info;
}
link_info = cvmx_helper_link_get(xipd_port);
if (link_info.u64 == (__cvmx_helper_get_link_info(xiface, index)).u64)
return link_info;
if (!link_info.s.link_up)
cvmx_error_disable_group(CVMX_ERROR_GROUP_ETHERNET, xipd_port);
/* If we fail to set the link speed, port_link_info will not change */
cvmx_helper_link_set(xipd_port, link_info);
if (link_info.s.link_up)
cvmx_error_enable_group(CVMX_ERROR_GROUP_ETHERNET, xipd_port);
return link_info;
}
/**
* 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 xipd_port IPD/PKO port to query
*
* Return: Link state
*/
cvmx_helper_link_info_t cvmx_helper_link_get(int xipd_port)
{
cvmx_helper_link_info_t result;
int xiface = cvmx_helper_get_interface_num(xipd_port);
int index = cvmx_helper_get_interface_index_num(xipd_port);
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
struct cvmx_fdt_sfp_info *sfp_info;
/*
* The default result will be a down link unless the code
* below changes it.
*/
result.u64 = 0;
if (__cvmx_helper_xiface_is_null(xiface) || index == -1 ||
index >= cvmx_helper_ports_on_interface(xiface)) {
return result;
}
if (iface_node_ops[xi.node][xi.interface]->link_get)
result = iface_node_ops[xi.node][xi.interface]->link_get(xipd_port);
if (xipd_port >= 0) {
cvmx_helper_update_link_led(xiface, index, result);
sfp_info = cvmx_helper_cfg_get_sfp_info(xiface, index);
while (sfp_info) {
if ((!result.s.link_up || (result.s.link_up && sfp_info->last_mod_abs)))
cvmx_sfp_check_mod_abs(sfp_info, sfp_info->mod_abs_data);
sfp_info = sfp_info->next_iface_sfp;
}
}
return result;
}
/**
* 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 xipd_port IPD/PKO port to configure
* @param link_info The new link state
*
* Return: Zero on success, negative on failure
*/
int cvmx_helper_link_set(int xipd_port, cvmx_helper_link_info_t link_info)
{
int result = -1;
int xiface = cvmx_helper_get_interface_num(xipd_port);
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
int index = cvmx_helper_get_interface_index_num(xipd_port);
if (__cvmx_helper_xiface_is_null(xiface) || index == -1 ||
index >= cvmx_helper_ports_on_interface(xiface))
return -1;
if (iface_node_ops[xi.node][xi.interface]->link_set)
result = iface_node_ops[xi.node][xi.interface]->link_set(xipd_port, link_info);
/*
* Set the port_link_info here so that the link status is
* updated no matter how cvmx_helper_link_set is called. We
* don't change the value if link_set failed.
*/
if (result == 0)
__cvmx_helper_set_link_info(xiface, index, link_info);
return result;
}
/**
* 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 xipd_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.
*/
int cvmx_helper_configure_loopback(int xipd_port, int enable_internal, int enable_external)
{
int result = -1;
int xiface = cvmx_helper_get_interface_num(xipd_port);
struct cvmx_xiface xi = cvmx_helper_xiface_to_node_interface(xiface);
int index = cvmx_helper_get_interface_index_num(xipd_port);
if (index >= cvmx_helper_ports_on_interface(xiface))
return -1;
cvmx_helper_interface_get_mode(xiface);
if (iface_node_ops[xi.node][xi.interface]->loopback)
result = iface_node_ops[xi.node][xi.interface]->loopback(xipd_port, enable_internal,
enable_external);
return result;
}
void cvmx_helper_setup_simulator_io_buffer_counts(int node, int num_packet_buffers, int pko_buffers)
{
if (octeon_has_feature(OCTEON_FEATURE_PKI)) {
cvmx_helper_pki_set_dflt_pool_buffer(node, num_packet_buffers);
cvmx_helper_pki_set_dflt_aura_buffer(node, num_packet_buffers);
} else {
cvmx_ipd_set_packet_pool_buffer_count(num_packet_buffers);
cvmx_ipd_set_wqe_pool_buffer_count(num_packet_buffers);
cvmx_pko_set_cmd_queue_pool_buffer_count(pko_buffers);
}
}
void *cvmx_helper_mem_alloc(int node, uint64_t alloc_size, uint64_t align)
{
s64 paddr;
paddr = cvmx_bootmem_phy_alloc_range(alloc_size, align, cvmx_addr_on_node(node, 0ull),
cvmx_addr_on_node(node, 0xffffffffff));
if (paddr <= 0ll) {
printf("ERROR: %s failed size %u\n", __func__, (unsigned int)alloc_size);
return NULL;
}
return cvmx_phys_to_ptr(paddr);
}
void cvmx_helper_mem_free(void *buffer, uint64_t size)
{
__cvmx_bootmem_phy_free(cvmx_ptr_to_phys(buffer), size, 0);
}
int cvmx_helper_qos_config_init(cvmx_qos_proto_t qos_proto, cvmx_qos_config_t *qos_cfg)
{
int i;
memset(qos_cfg, 0, sizeof(cvmx_qos_config_t));
qos_cfg->pkt_mode = CVMX_QOS_PKT_MODE_HWONLY; /* Process PAUSEs in hardware only.*/
qos_cfg->pool_mode = CVMX_QOS_POOL_PER_PORT; /* One Pool per BGX:LMAC.*/
qos_cfg->pktbuf_size = 2048; /* Fit WQE + MTU in one buffer.*/
qos_cfg->aura_size = 1024; /* 1K buffers typically enough for any application.*/
qos_cfg->pko_pfc_en = 1; /* Enable PKO layout for PFC feature. */
qos_cfg->vlan_num = 1; /* For Stacked VLAN, use 2nd VLAN in the QPG algorithm.*/
qos_cfg->qos_proto = qos_proto; /* Use PFC flow-control protocol.*/
qos_cfg->qpg_base = -1; /* QPG Table index is undefined.*/
qos_cfg->p_time = 0x60; /* PAUSE packets time window.*/
qos_cfg->p_interval = 0x10; /* PAUSE packets interval.*/
for (i = 0; i < CVMX_QOS_NUM; i++) {
qos_cfg->groups[i] = i; /* SSO Groups = 0...7 */
qos_cfg->group_prio[i] = i; /* SSO Group priority = QOS. */
qos_cfg->drop_thresh[i] = 99; /* 99% of the Aura size.*/
qos_cfg->red_thresh[i] = 90; /* 90% of the Aura size.*/
qos_cfg->bp_thresh[i] = 70; /* 70% of the Aura size.*/
}
return 0;
}
int cvmx_helper_qos_port_config_update(int xipdport, cvmx_qos_config_t *qos_cfg)
{
cvmx_user_static_pko_queue_config_t pkocfg;
cvmx_xport_t xp = cvmx_helper_ipd_port_to_xport(xipdport);
int xiface = cvmx_helper_get_interface_num(xipdport);
cvmx_xiface_t xi = cvmx_helper_xiface_to_node_interface(xiface);
/* Configure PKO port for PFC SQ layout: */
cvmx_helper_pko_queue_config_get(xp.node, &pkocfg);
pkocfg.pknd.pko_cfg_iface[xi.interface].pfc_enable = 1;
cvmx_helper_pko_queue_config_set(xp.node, &pkocfg);
return 0;
}
int cvmx_helper_qos_port_setup(int xipdport, cvmx_qos_config_t *qos_cfg)
{
const int channles = CVMX_QOS_NUM;
int bufsize = qos_cfg->pktbuf_size;
int aura_size = qos_cfg->aura_size;
cvmx_xport_t xp = cvmx_helper_ipd_port_to_xport(xipdport);
int node = xp.node;
int ipdport = xp.port;
int port = cvmx_helper_get_interface_index_num(xp.port);
int xiface = cvmx_helper_get_interface_num(xipdport);
cvmx_xiface_t xi = cvmx_helper_xiface_to_node_interface(xiface);
cvmx_fpa3_pool_t gpool;
cvmx_fpa3_gaura_t gaura;
cvmx_bgxx_cmr_rx_ovr_bp_t ovrbp;
struct cvmx_pki_qpg_config qpgcfg;
struct cvmx_pki_style_config stcfg, stcfg_dflt;
struct cvmx_pki_pkind_config pkcfg;
int chan, bpid, group, qpg;
int bpen, reden, dropen, passthr, dropthr, bpthr;
int nbufs, pkind, style;
char name[32];
if (qos_cfg->pool_mode == CVMX_QOS_POOL_PER_PORT) {
/* Allocate and setup packet Pool: */
nbufs = aura_size * channles;
sprintf(name, "QOS.P%d", ipdport);
gpool = cvmx_fpa3_setup_fill_pool(node, -1 /*auto*/, name, bufsize, nbufs, NULL);
if (!__cvmx_fpa3_pool_valid(gpool)) {
printf("%s: Failed to setup FPA Pool\n", __func__);
return -1;
}
for (chan = 0; chan < channles; chan++)
qos_cfg->gpools[chan] = gpool;
} else {
printf("%s: Invalid pool_mode %d\n", __func__, qos_cfg->pool_mode);
return -1;
}
/* Allocate QPG entries: */
qos_cfg->qpg_base = cvmx_pki_qpg_entry_alloc(node, -1 /*auto*/, channles);
if (qos_cfg->qpg_base < 0) {
printf("%s: Failed to allocate QPG entry\n", __func__);
return -1;
}
for (chan = 0; chan < channles; chan++) {
/* Allocate and setup Aura, setup BP threshold: */
gpool = qos_cfg->gpools[chan];
sprintf(name, "QOS.A%d", ipdport + chan);
gaura = cvmx_fpa3_set_aura_for_pool(gpool, -1 /*auto*/, name, bufsize, aura_size);
if (!__cvmx_fpa3_aura_valid(gaura)) {
printf("%s: Failed to setup FPA Aura for Channel %d\n", __func__, chan);
return -1;
}
qos_cfg->gauras[chan] = gaura;
bpen = 1;
reden = 1;
dropen = 1;
dropthr = (qos_cfg->drop_thresh[chan] * 10 * aura_size) / 1000;
passthr = (qos_cfg->red_thresh[chan] * 10 * aura_size) / 1000;
bpthr = (qos_cfg->bp_thresh[chan] * 10 * aura_size) / 1000;
cvmx_fpa3_setup_aura_qos(gaura, reden, passthr, dropthr, bpen, bpthr);
cvmx_pki_enable_aura_qos(node, gaura.laura, reden, dropen, bpen);
/* Allocate BPID, link Aura and Channel using BPID: */
bpid = cvmx_pki_bpid_alloc(node, -1 /*auto*/);
if (bpid < 0) {
printf("%s: Failed to allocate BPID for channel %d\n",
__func__, chan);
return -1;
}
qos_cfg->bpids[chan] = bpid;
cvmx_pki_write_aura_bpid(node, gaura.laura, bpid);
cvmx_pki_write_channel_bpid(node, ipdport + chan, bpid);
/* Setup QPG entries: */
group = qos_cfg->groups[chan];
qpg = qos_cfg->qpg_base + chan;
cvmx_pki_read_qpg_entry(node, qpg, &qpgcfg);
qpgcfg.port_add = chan;
qpgcfg.aura_num = gaura.laura;
qpgcfg.grp_ok = (node << CVMX_WQE_GRP_NODE_SHIFT) | group;
qpgcfg.grp_bad = (node << CVMX_WQE_GRP_NODE_SHIFT) | group;
qpgcfg.grptag_ok = (node << CVMX_WQE_GRP_NODE_SHIFT) | 0;
qpgcfg.grptag_bad = (node << CVMX_WQE_GRP_NODE_SHIFT) | 0;
cvmx_pki_write_qpg_entry(node, qpg, &qpgcfg);
}
/* Allocate and setup STYLE: */
cvmx_helper_pki_get_dflt_style(node, &stcfg_dflt);
style = cvmx_pki_style_alloc(node, -1 /*auto*/);
cvmx_pki_read_style_config(node, style, CVMX_PKI_CLUSTER_ALL, &stcfg);
stcfg.tag_cfg = stcfg_dflt.tag_cfg;
stcfg.parm_cfg.tag_type = CVMX_POW_TAG_TYPE_ORDERED;
stcfg.parm_cfg.qpg_qos = CVMX_PKI_QPG_QOS_VLAN;
stcfg.parm_cfg.qpg_base = qos_cfg->qpg_base;
stcfg.parm_cfg.qpg_port_msb = 0;
stcfg.parm_cfg.qpg_port_sh = 0;
stcfg.parm_cfg.qpg_dis_grptag = 1;
stcfg.parm_cfg.fcs_strip = 1;
stcfg.parm_cfg.mbuff_size = bufsize - 64; /* Do not use 100% of the buffer. */
stcfg.parm_cfg.force_drop = 0;
stcfg.parm_cfg.nodrop = 0;
stcfg.parm_cfg.rawdrp = 0;
stcfg.parm_cfg.cache_mode = 2; /* 1st buffer in L2 */
stcfg.parm_cfg.wqe_vs = qos_cfg->vlan_num;
cvmx_pki_write_style_config(node, style, CVMX_PKI_CLUSTER_ALL, &stcfg);
/* Setup PKIND: */
pkind = cvmx_helper_get_pknd(xiface, port);
cvmx_pki_read_pkind_config(node, pkind, &pkcfg);
pkcfg.cluster_grp = 0; /* OCTEON3 has only one cluster group = 0 */
pkcfg.initial_style = style;
pkcfg.initial_parse_mode = CVMX_PKI_PARSE_LA_TO_LG;
cvmx_pki_write_pkind_config(node, pkind, &pkcfg);
/* Setup parameters of the QOS packet and enable QOS flow-control: */
cvmx_bgx_set_pause_pkt_param(xipdport, 0, 0x0180c2000001, 0x8808, qos_cfg->p_time,
qos_cfg->p_interval);
cvmx_bgx_set_flowctl_mode(xipdport, qos_cfg->qos_proto, qos_cfg->pkt_mode);
/* Enable PKI channel backpressure in the BGX: */
ovrbp.u64 = csr_rd_node(node, CVMX_BGXX_CMR_RX_OVR_BP(xi.interface));
ovrbp.s.en &= ~(1 << port);
ovrbp.s.ign_fifo_bp &= ~(1 << port);
csr_wr_node(node, CVMX_BGXX_CMR_RX_OVR_BP(xi.interface), ovrbp.u64);
return 0;
}
int cvmx_helper_qos_sso_setup(int xipdport, cvmx_qos_config_t *qos_cfg)
{
const int channels = CVMX_QOS_NUM;
cvmx_sso_grpx_pri_t grppri;
int chan, qos, group;
cvmx_xport_t xp = cvmx_helper_ipd_port_to_xport(xipdport);
int node = xp.node;
for (chan = 0; chan < channels; chan++) {
qos = cvmx_helper_qos2prio(chan);
group = qos_cfg->groups[qos];
grppri.u64 = csr_rd_node(node, CVMX_SSO_GRPX_PRI(group));
grppri.s.pri = qos_cfg->group_prio[chan];
csr_wr_node(node, CVMX_SSO_GRPX_PRI(group), grppri.u64);
}
return 0;
}
int cvmx_helper_get_chan_e_name(int chan, char *namebuf, int buflen)
{
int n, dpichans;
if ((unsigned int)chan >= CVMX_PKO3_IPD_NUM_MAX) {
printf("%s: Channel %d is out of range (0..4095)\n", __func__, chan);
return -1;
}
if (OCTEON_IS_MODEL(OCTEON_CN78XX))
dpichans = 64;
else
dpichans = 128;
if (chan >= 0 && chan < 64)
n = snprintf(namebuf, buflen, "LBK%d", chan);
else if (chan >= 0x100 && chan < (0x100 + dpichans))
n = snprintf(namebuf, buflen, "DPI%d", chan - 0x100);
else if (chan == 0x200)
n = snprintf(namebuf, buflen, "NQM");
else if (chan >= 0x240 && chan < (0x240 + (1 << 1) + 2))
n = snprintf(namebuf, buflen, "SRIO%d:%d", (chan - 0x240) >> 1,
(chan - 0x240) & 0x1);
else if (chan >= 0x400 && chan < (0x400 + (1 << 8) + 256))
n = snprintf(namebuf, buflen, "ILK%d:%d", (chan - 0x400) >> 8,
(chan - 0x400) & 0xFF);
else if (chan >= 0x800 && chan < (0x800 + (5 << 8) + (3 << 4) + 16))
n = snprintf(namebuf, buflen, "BGX%d:%d:%d", (chan - 0x800) >> 8,
((chan - 0x800) >> 4) & 0x3, (chan - 0x800) & 0xF);
else
n = snprintf(namebuf, buflen, "--");
return n;
}
#ifdef CVMX_DUMP_DIAGNOSTICS
void cvmx_helper_dump_for_diagnostics(int node)
{
if (!(OCTEON_IS_OCTEON3() && !OCTEON_IS_MODEL(OCTEON_CN70XX))) {
printf("Diagnostics are not implemented for this model\n");
return;
}
#ifdef CVMX_DUMP_GSER
{
int qlm, num_qlms;
num_qlms = cvmx_qlm_get_num();
for (qlm = 0; qlm < num_qlms; qlm++) {
cvmx_dump_gser_config_node(node, qlm);
cvmx_dump_gser_status_node(node, qlm);
}
}
#endif
#ifdef CVMX_DUMP_BGX
{
int bgx;
for (bgx = 0; bgx < CVMX_HELPER_MAX_GMX; bgx++) {
cvmx_dump_bgx_config_node(node, bgx);
cvmx_dump_bgx_status_node(node, bgx);
}
}
#endif
#ifdef CVMX_DUMP_PKI
cvmx_pki_config_dump(node);
cvmx_pki_stats_dump(node);
#endif
#ifdef CVMX_DUMP_PKO
cvmx_helper_pko3_config_dump(node);
cvmx_helper_pko3_stats_dump(node);
#endif
#ifdef CVMX_DUMO_SSO
cvmx_sso_config_dump(node);
#endif
}
#endif
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