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freebsd-dev/sys/dev/sfxge/common/siena_nic.c
Andrew Rybchenko af9078c3f1 sfxge: correct event queue interrupt moderation timer quanta 
Submitted by:   Andrew Lee <alee at solarflare.com>
Sponsored by:   Solarflare Communications, Inc.
Approved by:    gnn (mentor)
2015-02-22 19:13:52 +00:00

989 lines
24 KiB
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/*-
* Copyright 2009 Solarflare Communications Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include "efsys.h"
#include "efx.h"
#include "efx_impl.h"
#if EFSYS_OPT_SIENA
static __checkReturn int
siena_nic_get_partn_mask(
__in efx_nic_t *enp,
__out unsigned int *maskp)
{
efx_mcdi_req_t req;
uint8_t outbuf[MC_CMD_NVRAM_TYPES_OUT_LEN];
int rc;
req.emr_cmd = MC_CMD_NVRAM_TYPES;
EFX_STATIC_ASSERT(MC_CMD_NVRAM_TYPES_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
req.emr_out_buf = outbuf;
req.emr_out_length = sizeof (outbuf);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_NVRAM_TYPES_OUT_LEN) {
rc = EMSGSIZE;
goto fail2;
}
*maskp = MCDI_OUT_DWORD(req, NVRAM_TYPES_OUT_TYPES);
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
static __checkReturn int
siena_nic_exit_assertion_handler(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
uint8_t payload[MC_CMD_REBOOT_IN_LEN];
int rc;
req.emr_cmd = MC_CMD_REBOOT;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_REBOOT_IN_LEN;
EFX_STATIC_ASSERT(MC_CMD_REBOOT_OUT_LEN == 0);
req.emr_out_buf = NULL;
req.emr_out_length = 0;
MCDI_IN_SET_DWORD(req, REBOOT_IN_FLAGS,
MC_CMD_REBOOT_FLAGS_AFTER_ASSERTION);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0 && req.emr_rc != EIO) {
rc = req.emr_rc;
goto fail1;
}
return (0);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
static __checkReturn int
siena_nic_read_assertion(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
uint8_t payload[MAX(MC_CMD_GET_ASSERTS_IN_LEN,
MC_CMD_GET_ASSERTS_OUT_LEN)];
const char *reason;
unsigned int flags;
unsigned int index;
unsigned int ofst;
int retry;
int rc;
/*
* Before we attempt to chat to the MC, we should verify that the MC
* isn't in it's assertion handler, either due to a previous reboot,
* or because we're reinitializing due to an eec_exception().
*
* Use GET_ASSERTS to read any assertion state that may be present.
* Retry this command twice. Once because a boot-time assertion failure
* might cause the 1st MCDI request to fail. And once again because
* we might race with siena_nic_exit_assertion_handler() running on the
* other port.
*/
retry = 2;
do {
req.emr_cmd = MC_CMD_GET_ASSERTS;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_GET_ASSERTS_IN_LEN;
req.emr_out_buf = payload;
req.emr_out_length = MC_CMD_GET_ASSERTS_OUT_LEN;
MCDI_IN_SET_DWORD(req, GET_ASSERTS_IN_CLEAR, 1);
efx_mcdi_execute(enp, &req);
} while ((req.emr_rc == EINTR || req.emr_rc == EIO) && retry-- > 0);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_GET_ASSERTS_OUT_LEN) {
rc = EMSGSIZE;
goto fail2;
}
/* Print out any assertion state recorded */
flags = MCDI_OUT_DWORD(req, GET_ASSERTS_OUT_GLOBAL_FLAGS);
if (flags == MC_CMD_GET_ASSERTS_FLAGS_NO_FAILS)
return (0);
reason = (flags == MC_CMD_GET_ASSERTS_FLAGS_SYS_FAIL)
? "system-level assertion"
: (flags == MC_CMD_GET_ASSERTS_FLAGS_THR_FAIL)
? "thread-level assertion"
: (flags == MC_CMD_GET_ASSERTS_FLAGS_WDOG_FIRED)
? "watchdog reset"
: "unknown assertion";
EFSYS_PROBE3(mcpu_assertion,
const char *, reason, unsigned int,
MCDI_OUT_DWORD(req, GET_ASSERTS_OUT_SAVED_PC_OFFS),
unsigned int,
MCDI_OUT_DWORD(req, GET_ASSERTS_OUT_THREAD_OFFS));
/* Print out the registers */
ofst = MC_CMD_GET_ASSERTS_OUT_GP_REGS_OFFS_OFST;
for (index = 1; index < 32; index++) {
EFSYS_PROBE2(mcpu_register, unsigned int, index, unsigned int,
EFX_DWORD_FIELD(*MCDI_OUT(req, efx_dword_t, ofst),
EFX_DWORD_0));
ofst += sizeof (efx_dword_t);
}
EFSYS_ASSERT(ofst <= MC_CMD_GET_ASSERTS_OUT_LEN);
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
static __checkReturn int
siena_nic_attach(
__in efx_nic_t *enp,
__in boolean_t attach)
{
efx_mcdi_req_t req;
uint8_t payload[MC_CMD_DRV_ATTACH_IN_LEN];
int rc;
req.emr_cmd = MC_CMD_DRV_ATTACH;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_DRV_ATTACH_IN_LEN;
req.emr_out_buf = NULL;
req.emr_out_length = 0;
MCDI_IN_SET_DWORD(req, DRV_ATTACH_IN_NEW_STATE, attach ? 1 : 0);
MCDI_IN_SET_DWORD(req, DRV_ATTACH_IN_UPDATE, 1);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_DRV_ATTACH_OUT_LEN) {
rc = EMSGSIZE;
goto fail2;
}
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
#if EFSYS_OPT_PCIE_TUNE
__checkReturn int
siena_nic_pcie_extended_sync(
__in efx_nic_t *enp)
{
uint8_t inbuf[MC_CMD_WORKAROUND_IN_LEN];
efx_mcdi_req_t req;
int rc;
EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA);
req.emr_cmd = MC_CMD_WORKAROUND;
req.emr_in_buf = inbuf;
req.emr_in_length = sizeof (inbuf);
EFX_STATIC_ASSERT(MC_CMD_WORKAROUND_OUT_LEN == 0);
req.emr_out_buf = NULL;
req.emr_out_length = 0;
MCDI_IN_SET_DWORD(req, WORKAROUND_IN_TYPE, MC_CMD_WORKAROUND_BUG17230);
MCDI_IN_SET_DWORD(req, WORKAROUND_IN_ENABLED, 1);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
return (0);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
#endif /* EFSYS_OPT_PCIE_TUNE */
static __checkReturn int
siena_board_cfg(
__in efx_nic_t *enp)
{
efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
efx_mcdi_iface_t *emip = &(enp->en_u.siena.enu_mip);
uint8_t outbuf[MAX(MC_CMD_GET_BOARD_CFG_OUT_LENMIN,
MC_CMD_GET_RESOURCE_LIMITS_OUT_LEN)];
efx_mcdi_req_t req;
uint8_t *mac_addr;
efx_dword_t *capabilities;
int rc;
/* Board configuration */
req.emr_cmd = MC_CMD_GET_BOARD_CFG;
EFX_STATIC_ASSERT(MC_CMD_GET_BOARD_CFG_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
req.emr_out_buf = outbuf;
req.emr_out_length = MC_CMD_GET_BOARD_CFG_OUT_LENMIN;
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_GET_BOARD_CFG_OUT_LENMIN) {
rc = EMSGSIZE;
goto fail2;
}
if (emip->emi_port == 1) {
mac_addr = MCDI_OUT2(req, uint8_t,
GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT0);
capabilities = MCDI_OUT2(req, efx_dword_t,
GET_BOARD_CFG_OUT_CAPABILITIES_PORT0);
} else {
mac_addr = MCDI_OUT2(req, uint8_t,
GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT1);
capabilities = MCDI_OUT2(req, efx_dword_t,
GET_BOARD_CFG_OUT_CAPABILITIES_PORT1);
}
EFX_MAC_ADDR_COPY(encp->enc_mac_addr, mac_addr);
encp->enc_board_type = MCDI_OUT_DWORD(req,
GET_BOARD_CFG_OUT_BOARD_TYPE);
/* Additional capabilities */
encp->enc_clk_mult = 1;
if (MCDI_CMD_DWORD_FIELD(capabilities, CAPABILITIES_TURBO)) {
enp->en_features |= EFX_FEATURE_TURBO;
if (MCDI_CMD_DWORD_FIELD(capabilities,
CAPABILITIES_TURBO_ACTIVE))
encp->enc_clk_mult = 2;
}
encp->enc_evq_timer_quantum_ns =
EFX_EVQ_SIENA_TIMER_QUANTUM_NS / encp->enc_clk_mult;
encp->enc_evq_timer_max_us = (encp->enc_evq_timer_quantum_ns <<
FRF_CZ_TC_TIMER_VAL_WIDTH) / 1000;
/* Resource limits */
req.emr_cmd = MC_CMD_GET_RESOURCE_LIMITS;
EFX_STATIC_ASSERT(MC_CMD_GET_RESOURCE_LIMITS_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
req.emr_out_buf = outbuf;
req.emr_out_length = MC_CMD_GET_RESOURCE_LIMITS_OUT_LEN;
efx_mcdi_execute(enp, &req);
if (req.emr_rc == 0) {
if (req.emr_out_length_used <
MC_CMD_GET_RESOURCE_LIMITS_OUT_LEN) {
rc = EMSGSIZE;
goto fail3;
}
encp->enc_evq_limit = MCDI_OUT_DWORD(req,
GET_RESOURCE_LIMITS_OUT_EVQ);
encp->enc_txq_limit = MIN(EFX_TXQ_LIMIT_TARGET,
MCDI_OUT_DWORD(req, GET_RESOURCE_LIMITS_OUT_TXQ));
encp->enc_rxq_limit = MIN(EFX_RXQ_LIMIT_TARGET,
MCDI_OUT_DWORD(req, GET_RESOURCE_LIMITS_OUT_RXQ));
} else if (req.emr_rc == ENOTSUP) {
encp->enc_evq_limit = 1024;
encp->enc_txq_limit = EFX_TXQ_LIMIT_TARGET;
encp->enc_rxq_limit = EFX_RXQ_LIMIT_TARGET;
} else {
rc = req.emr_rc;
goto fail4;
}
encp->enc_buftbl_limit = SIENA_SRAM_ROWS -
(encp->enc_txq_limit * EFX_TXQ_DC_NDESCS(EFX_TXQ_DC_SIZE)) -
(encp->enc_rxq_limit * EFX_RXQ_DC_NDESCS(EFX_RXQ_DC_SIZE));
return (0);
fail4:
EFSYS_PROBE(fail4);
fail3:
EFSYS_PROBE(fail3);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
static __checkReturn int
siena_phy_cfg(
__in efx_nic_t *enp)
{
efx_port_t *epp = &(enp->en_port);
efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
efx_mcdi_req_t req;
uint8_t outbuf[MC_CMD_GET_PHY_CFG_OUT_LEN];
int rc;
req.emr_cmd = MC_CMD_GET_PHY_CFG;
EFX_STATIC_ASSERT(MC_CMD_GET_PHY_CFG_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
req.emr_out_buf = outbuf;
req.emr_out_length = sizeof (outbuf);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_GET_PHY_CFG_OUT_LEN) {
rc = EMSGSIZE;
goto fail2;
}
encp->enc_phy_type = MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_TYPE);
#if EFSYS_OPT_NAMES
(void) strncpy(encp->enc_phy_name,
MCDI_OUT2(req, char, GET_PHY_CFG_OUT_NAME),
MIN(sizeof (encp->enc_phy_name) - 1,
MC_CMD_GET_PHY_CFG_OUT_NAME_LEN));
#endif /* EFSYS_OPT_NAMES */
(void) memset(encp->enc_phy_revision, 0,
sizeof (encp->enc_phy_revision));
memcpy(encp->enc_phy_revision,
MCDI_OUT2(req, char, GET_PHY_CFG_OUT_REVISION),
MIN(sizeof (encp->enc_phy_revision) - 1,
MC_CMD_GET_PHY_CFG_OUT_REVISION_LEN));
#if EFSYS_OPT_PHY_LED_CONTROL
encp->enc_led_mask = ((1 << EFX_PHY_LED_DEFAULT) |
(1 << EFX_PHY_LED_OFF) |
(1 << EFX_PHY_LED_ON));
#endif /* EFSYS_OPT_PHY_LED_CONTROL */
#if EFSYS_OPT_PHY_PROPS
encp->enc_phy_nprops = 0;
#endif /* EFSYS_OPT_PHY_PROPS */
/* Get the media type of the fixed port, if recognised. */
EFX_STATIC_ASSERT(MC_CMD_MEDIA_XAUI == EFX_PHY_MEDIA_XAUI);
EFX_STATIC_ASSERT(MC_CMD_MEDIA_CX4 == EFX_PHY_MEDIA_CX4);
EFX_STATIC_ASSERT(MC_CMD_MEDIA_KX4 == EFX_PHY_MEDIA_KX4);
EFX_STATIC_ASSERT(MC_CMD_MEDIA_XFP == EFX_PHY_MEDIA_XFP);
EFX_STATIC_ASSERT(MC_CMD_MEDIA_SFP_PLUS == EFX_PHY_MEDIA_SFP_PLUS);
EFX_STATIC_ASSERT(MC_CMD_MEDIA_BASE_T == EFX_PHY_MEDIA_BASE_T);
epp->ep_fixed_port_type =
MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_MEDIA_TYPE);
if (epp->ep_fixed_port_type >= EFX_PHY_MEDIA_NTYPES)
epp->ep_fixed_port_type = EFX_PHY_MEDIA_INVALID;
epp->ep_phy_cap_mask =
MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_SUPPORTED_CAP);
#if EFSYS_OPT_PHY_FLAGS
encp->enc_phy_flags_mask = MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_FLAGS);
#endif /* EFSYS_OPT_PHY_FLAGS */
encp->enc_port = (uint8_t)MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_PRT);
/* Populate internal state */
encp->enc_siena_channel =
(uint8_t)MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_CHANNEL);
#if EFSYS_OPT_PHY_STATS
encp->enc_siena_phy_stat_mask =
MCDI_OUT_DWORD(req, GET_PHY_CFG_OUT_STATS_MASK);
/* Convert the MCDI statistic mask into the EFX_PHY_STAT mask */
siena_phy_decode_stats(enp, encp->enc_siena_phy_stat_mask,
NULL, &encp->enc_phy_stat_mask, NULL);
#endif /* EFSYS_OPT_PHY_STATS */
#if EFSYS_OPT_PHY_BIST
encp->enc_bist_mask = 0;
if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS,
GET_PHY_CFG_OUT_BIST_CABLE_SHORT))
encp->enc_bist_mask |= (1 << EFX_PHY_BIST_TYPE_CABLE_SHORT);
if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS,
GET_PHY_CFG_OUT_BIST_CABLE_LONG))
encp->enc_bist_mask |= (1 << EFX_PHY_BIST_TYPE_CABLE_LONG);
if (MCDI_OUT_DWORD_FIELD(req, GET_PHY_CFG_OUT_FLAGS,
GET_PHY_CFG_OUT_BIST))
encp->enc_bist_mask |= (1 << EFX_PHY_BIST_TYPE_NORMAL);
#endif /* EFSYS_OPT_PHY_BIST */
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
#if EFSYS_OPT_LOOPBACK
static __checkReturn int
siena_loopback_cfg(
__in efx_nic_t *enp)
{
efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
efx_mcdi_req_t req;
uint8_t outbuf[MC_CMD_GET_LOOPBACK_MODES_OUT_LEN];
int rc;
req.emr_cmd = MC_CMD_GET_LOOPBACK_MODES;
EFX_STATIC_ASSERT(MC_CMD_GET_LOOPBACK_MODES_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
req.emr_out_buf = outbuf;
req.emr_out_length = sizeof (outbuf);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_GET_LOOPBACK_MODES_OUT_LEN) {
rc = EMSGSIZE;
goto fail2;
}
/*
* We assert the MC_CMD_LOOPBACK and EFX_LOOPBACK namespaces agree
* in siena_phy.c:siena_phy_get_link()
*/
encp->enc_loopback_types[EFX_LINK_100FDX] = EFX_LOOPBACK_MASK &
MCDI_OUT_DWORD(req, GET_LOOPBACK_MODES_OUT_100M) &
MCDI_OUT_DWORD(req, GET_LOOPBACK_MODES_OUT_SUGGESTED);
encp->enc_loopback_types[EFX_LINK_1000FDX] = EFX_LOOPBACK_MASK &
MCDI_OUT_DWORD(req, GET_LOOPBACK_MODES_OUT_1G) &
MCDI_OUT_DWORD(req, GET_LOOPBACK_MODES_OUT_SUGGESTED);
encp->enc_loopback_types[EFX_LINK_10000FDX] = EFX_LOOPBACK_MASK &
MCDI_OUT_DWORD(req, GET_LOOPBACK_MODES_OUT_10G) &
MCDI_OUT_DWORD(req, GET_LOOPBACK_MODES_OUT_SUGGESTED);
encp->enc_loopback_types[EFX_LINK_UNKNOWN] =
(1 << EFX_LOOPBACK_OFF) |
encp->enc_loopback_types[EFX_LINK_100FDX] |
encp->enc_loopback_types[EFX_LINK_1000FDX] |
encp->enc_loopback_types[EFX_LINK_10000FDX];
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
#endif /* EFSYS_OPT_LOOPBACK */
#if EFSYS_OPT_MON_STATS
static __checkReturn int
siena_monitor_cfg(
__in efx_nic_t *enp)
{
efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
efx_mcdi_req_t req;
uint8_t outbuf[MCDI_CTL_SDU_LEN_MAX];
int rc;
req.emr_cmd = MC_CMD_SENSOR_INFO;
EFX_STATIC_ASSERT(MC_CMD_SENSOR_INFO_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
req.emr_out_buf = outbuf;
req.emr_out_length = sizeof (outbuf);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
if (req.emr_out_length_used < MC_CMD_SENSOR_INFO_OUT_MASK_OFST + 4) {
rc = EMSGSIZE;
goto fail2;
}
encp->enc_siena_mon_stat_mask =
MCDI_OUT_DWORD(req, SENSOR_INFO_OUT_MASK);
encp->enc_mon_type = EFX_MON_SFC90X0;
siena_mon_decode_stats(enp, encp->enc_siena_mon_stat_mask,
NULL, &(encp->enc_mon_stat_mask), NULL);
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
#endif /* EFSYS_OPT_MON_STATS */
__checkReturn int
siena_nic_probe(
__in efx_nic_t *enp)
{
efx_port_t *epp = &(enp->en_port);
efx_nic_cfg_t *encp = &(enp->en_nic_cfg);
siena_link_state_t sls;
unsigned int mask;
int rc;
EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA);
/* Read clear any assertion state */
if ((rc = siena_nic_read_assertion(enp)) != 0)
goto fail1;
/* Exit the assertion handler */
if ((rc = siena_nic_exit_assertion_handler(enp)) != 0)
goto fail2;
/* Wrestle control from the BMC */
if ((rc = siena_nic_attach(enp, B_TRUE)) != 0)
goto fail3;
if ((rc = siena_board_cfg(enp)) != 0)
goto fail4;
if ((rc = siena_phy_cfg(enp)) != 0)
goto fail5;
/* Obtain the default PHY advertised capabilities */
if ((rc = siena_nic_reset(enp)) != 0)
goto fail6;
if ((rc = siena_phy_get_link(enp, &sls)) != 0)
goto fail7;
epp->ep_default_adv_cap_mask = sls.sls_adv_cap_mask;
epp->ep_adv_cap_mask = sls.sls_adv_cap_mask;
#if EFSYS_OPT_VPD || EFSYS_OPT_NVRAM
if ((rc = siena_nic_get_partn_mask(enp, &mask)) != 0)
goto fail8;
enp->en_u.siena.enu_partn_mask = mask;
#endif
#if EFSYS_OPT_MAC_STATS
/* Wipe the MAC statistics */
if ((rc = siena_mac_stats_clear(enp)) != 0)
goto fail9;
#endif
#if EFSYS_OPT_LOOPBACK
if ((rc = siena_loopback_cfg(enp)) != 0)
goto fail10;
#endif
#if EFSYS_OPT_MON_STATS
if ((rc = siena_monitor_cfg(enp)) != 0)
goto fail11;
#endif
encp->enc_features = enp->en_features;
return (0);
#if EFSYS_OPT_MON_STATS
fail11:
EFSYS_PROBE(fail11);
#endif
#if EFSYS_OPT_LOOPBACK
fail10:
EFSYS_PROBE(fail10);
#endif
#if EFSYS_OPT_MAC_STATS
fail9:
EFSYS_PROBE(fail9);
#endif
#if EFSYS_OPT_VPD || EFSYS_OPT_NVRAM
fail8:
EFSYS_PROBE(fail8);
#endif
fail7:
EFSYS_PROBE(fail7);
fail6:
EFSYS_PROBE(fail6);
fail5:
EFSYS_PROBE(fail5);
fail4:
EFSYS_PROBE(fail4);
fail3:
EFSYS_PROBE(fail3);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
__checkReturn int
siena_nic_reset(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
int rc;
EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA);
/* siena_nic_reset() is called to recover from BADASSERT failures. */
if ((rc = siena_nic_read_assertion(enp)) != 0)
goto fail1;
if ((rc = siena_nic_exit_assertion_handler(enp)) != 0)
goto fail2;
req.emr_cmd = MC_CMD_PORT_RESET;
EFX_STATIC_ASSERT(MC_CMD_PORT_RESET_IN_LEN == 0);
req.emr_in_buf = NULL;
req.emr_in_length = 0;
EFX_STATIC_ASSERT(MC_CMD_PORT_RESET_OUT_LEN == 0);
req.emr_out_buf = NULL;
req.emr_out_length = 0;
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail3;
}
return (0);
fail3:
EFSYS_PROBE(fail3);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (0);
}
static __checkReturn int
siena_nic_logging(
__in efx_nic_t *enp)
{
efx_mcdi_req_t req;
uint8_t payload[MC_CMD_LOG_CTRL_IN_LEN];
int rc;
req.emr_cmd = MC_CMD_LOG_CTRL;
req.emr_in_buf = payload;
req.emr_in_length = MC_CMD_LOG_CTRL_IN_LEN;
EFX_STATIC_ASSERT(MC_CMD_LOG_CTRL_OUT_LEN == 0);
req.emr_out_buf = NULL;
req.emr_out_length = 0;
MCDI_IN_SET_DWORD(req, LOG_CTRL_IN_LOG_DEST,
MC_CMD_LOG_CTRL_IN_LOG_DEST_EVQ);
MCDI_IN_SET_DWORD(req, LOG_CTRL_IN_LOG_DEST_EVQ, 0);
efx_mcdi_execute(enp, &req);
if (req.emr_rc != 0) {
rc = req.emr_rc;
goto fail1;
}
return (0);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
static void
siena_nic_rx_cfg(
__in efx_nic_t *enp)
{
efx_oword_t oword;
/*
* RX_INGR_EN is always enabled on Siena, because we rely on
* the RX parser to be resiliant to missing SOP/EOP.
*/
EFX_BAR_READO(enp, FR_AZ_RX_CFG_REG, &oword);
EFX_SET_OWORD_FIELD(oword, FRF_BZ_RX_INGR_EN, 1);
EFX_BAR_WRITEO(enp, FR_AZ_RX_CFG_REG, &oword);
/* Disable parsing of additional 802.1Q in Q packets */
EFX_BAR_READO(enp, FR_AZ_RX_FILTER_CTL_REG, &oword);
EFX_SET_OWORD_FIELD(oword, FRF_CZ_RX_FILTER_ALL_VLAN_ETHERTYPES, 0);
EFX_BAR_WRITEO(enp, FR_AZ_RX_FILTER_CTL_REG, &oword);
}
static void
siena_nic_usrev_dis(
__in efx_nic_t *enp)
{
efx_oword_t oword;
EFX_POPULATE_OWORD_1(oword, FRF_CZ_USREV_DIS, 1);
EFX_BAR_WRITEO(enp, FR_CZ_USR_EV_CFG, &oword);
}
__checkReturn int
siena_nic_init(
__in efx_nic_t *enp)
{
int rc;
EFSYS_ASSERT3U(enp->en_family, ==, EFX_FAMILY_SIENA);
if ((rc = siena_nic_logging(enp)) != 0)
goto fail1;
siena_sram_init(enp);
/* Configure Siena's RX block */
siena_nic_rx_cfg(enp);
/* Disable USR_EVents for now */
siena_nic_usrev_dis(enp);
/* bug17057: Ensure set_link is called */
if ((rc = siena_phy_reconfigure(enp)) != 0)
goto fail2;
return (0);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
void
siena_nic_fini(
__in efx_nic_t *enp)
{
_NOTE(ARGUNUSED(enp))
}
void
siena_nic_unprobe(
__in efx_nic_t *enp)
{
(void) siena_nic_attach(enp, B_FALSE);
}
#if EFSYS_OPT_DIAG
static efx_register_set_t __cs __siena_registers[] = {
{ FR_AZ_ADR_REGION_REG_OFST, 0, 1 },
{ FR_CZ_USR_EV_CFG_OFST, 0, 1 },
{ FR_AZ_RX_CFG_REG_OFST, 0, 1 },
{ FR_AZ_TX_CFG_REG_OFST, 0, 1 },
{ FR_AZ_TX_RESERVED_REG_OFST, 0, 1 },
{ FR_AZ_SRM_TX_DC_CFG_REG_OFST, 0, 1 },
{ FR_AZ_RX_DC_CFG_REG_OFST, 0, 1 },
{ FR_AZ_RX_DC_PF_WM_REG_OFST, 0, 1 },
{ FR_AZ_DP_CTRL_REG_OFST, 0, 1 },
{ FR_BZ_RX_RSS_TKEY_REG_OFST, 0, 1},
{ FR_CZ_RX_RSS_IPV6_REG1_OFST, 0, 1},
{ FR_CZ_RX_RSS_IPV6_REG2_OFST, 0, 1},
{ FR_CZ_RX_RSS_IPV6_REG3_OFST, 0, 1}
};
static const uint32_t __cs __siena_register_masks[] = {
0x0003FFFF, 0x0003FFFF, 0x0003FFFF, 0x0003FFFF,
0x000103FF, 0x00000000, 0x00000000, 0x00000000,
0xFFFFFFFE, 0xFFFFFFFF, 0x0003FFFF, 0x00000000,
0x7FFF0037, 0xFFFF8000, 0xFFFFFFFF, 0x03FFFFFF,
0xFFFEFE80, 0x1FFFFFFF, 0x020000FE, 0x007FFFFF,
0x001FFFFF, 0x00000000, 0x00000000, 0x00000000,
0x00000003, 0x00000000, 0x00000000, 0x00000000,
0x000003FF, 0x00000000, 0x00000000, 0x00000000,
0x00000FFF, 0x00000000, 0x00000000, 0x00000000,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
0xFFFFFFFF, 0xFFFFFFFF, 0x00000007, 0x00000000
};
static efx_register_set_t __cs __siena_tables[] = {
{ FR_AZ_RX_FILTER_TBL0_OFST, FR_AZ_RX_FILTER_TBL0_STEP,
FR_AZ_RX_FILTER_TBL0_ROWS },
{ FR_CZ_RX_MAC_FILTER_TBL0_OFST, FR_CZ_RX_MAC_FILTER_TBL0_STEP,
FR_CZ_RX_MAC_FILTER_TBL0_ROWS },
{ FR_AZ_RX_DESC_PTR_TBL_OFST,
FR_AZ_RX_DESC_PTR_TBL_STEP, FR_CZ_RX_DESC_PTR_TBL_ROWS },
{ FR_AZ_TX_DESC_PTR_TBL_OFST,
FR_AZ_TX_DESC_PTR_TBL_STEP, FR_CZ_TX_DESC_PTR_TBL_ROWS },
{ FR_AZ_TIMER_TBL_OFST, FR_AZ_TIMER_TBL_STEP, FR_CZ_TIMER_TBL_ROWS },
{ FR_CZ_TX_FILTER_TBL0_OFST,
FR_CZ_TX_FILTER_TBL0_STEP, FR_CZ_TX_FILTER_TBL0_ROWS },
{ FR_CZ_TX_MAC_FILTER_TBL0_OFST,
FR_CZ_TX_MAC_FILTER_TBL0_STEP, FR_CZ_TX_MAC_FILTER_TBL0_ROWS }
};
static const uint32_t __cs __siena_table_masks[] = {
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x000003FF,
0xFFFF0FFF, 0xFFFFFFFF, 0x00000E7F, 0x00000000,
0xFFFFFFFE, 0x0FFFFFFF, 0x01800000, 0x00000000,
0xFFFFFFFE, 0x0FFFFFFF, 0x0C000000, 0x00000000,
0x3FFFFFFF, 0x00000000, 0x00000000, 0x00000000,
0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x000013FF,
0xFFFF07FF, 0xFFFFFFFF, 0x0000007F, 0x00000000,
};
__checkReturn int
siena_nic_register_test(
__in efx_nic_t *enp)
{
efx_register_set_t *rsp;
const uint32_t *dwordp;
unsigned int nitems;
unsigned int count;
int rc;
/* Fill out the register mask entries */
EFX_STATIC_ASSERT(EFX_ARRAY_SIZE(__siena_register_masks)
== EFX_ARRAY_SIZE(__siena_registers) * 4);
nitems = EFX_ARRAY_SIZE(__siena_registers);
dwordp = __siena_register_masks;
for (count = 0; count < nitems; ++count) {
rsp = __siena_registers + count;
rsp->mask.eo_u32[0] = *dwordp++;
rsp->mask.eo_u32[1] = *dwordp++;
rsp->mask.eo_u32[2] = *dwordp++;
rsp->mask.eo_u32[3] = *dwordp++;
}
/* Fill out the register table entries */
EFX_STATIC_ASSERT(EFX_ARRAY_SIZE(__siena_table_masks)
== EFX_ARRAY_SIZE(__siena_tables) * 4);
nitems = EFX_ARRAY_SIZE(__siena_tables);
dwordp = __siena_table_masks;
for (count = 0; count < nitems; ++count) {
rsp = __siena_tables + count;
rsp->mask.eo_u32[0] = *dwordp++;
rsp->mask.eo_u32[1] = *dwordp++;
rsp->mask.eo_u32[2] = *dwordp++;
rsp->mask.eo_u32[3] = *dwordp++;
}
if ((rc = efx_nic_test_registers(enp, __siena_registers,
EFX_ARRAY_SIZE(__siena_registers))) != 0)
goto fail1;
if ((rc = efx_nic_test_tables(enp, __siena_tables,
EFX_PATTERN_BYTE_ALTERNATE,
EFX_ARRAY_SIZE(__siena_tables))) != 0)
goto fail2;
if ((rc = efx_nic_test_tables(enp, __siena_tables,
EFX_PATTERN_BYTE_CHANGING,
EFX_ARRAY_SIZE(__siena_tables))) != 0)
goto fail3;
if ((rc = efx_nic_test_tables(enp, __siena_tables,
EFX_PATTERN_BIT_SWEEP, EFX_ARRAY_SIZE(__siena_tables))) != 0)
goto fail4;
return (0);
fail4:
EFSYS_PROBE(fail4);
fail3:
EFSYS_PROBE(fail3);
fail2:
EFSYS_PROBE(fail2);
fail1:
EFSYS_PROBE1(fail1, int, rc);
return (rc);
}
#endif /* EFSYS_OPT_DIAG */
#endif /* EFSYS_OPT_SIENA */
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