#include "ngbe_mng.h"
#include "ngbe_hw.h"
+/**
+ * ngbe_init_hw - Generic hardware initialization
+ * @hw: pointer to hardware structure
+ *
+ * Initialize the hardware by resetting the hardware, filling the bus info
+ * structure and media type, clears all on chip counters, initializes receive
+ * address registers, multicast table, VLAN filter table, calls routine to set
+ * up link and flow control settings, and leaves transmit and receive units
+ * disabled and uninitialized
+ **/
+s32 ngbe_init_hw(struct ngbe_hw *hw)
+{
+ s32 status;
+
+ DEBUGFUNC("ngbe_init_hw");
+
+ /* Reset the hardware */
+ status = hw->mac.reset_hw(hw);
+
+ if (status != 0)
+ DEBUGOUT("Failed to initialize HW, STATUS = %d\n", status);
+
+ return status;
+}
+
+static void
+ngbe_reset_misc_em(struct ngbe_hw *hw)
+{
+ int i;
+
+ wr32(hw, NGBE_ISBADDRL, hw->isb_dma & 0xFFFFFFFF);
+ wr32(hw, NGBE_ISBADDRH, hw->isb_dma >> 32);
+
+ /* receive packets that size > 2048 */
+ wr32m(hw, NGBE_MACRXCFG,
+ NGBE_MACRXCFG_JUMBO, NGBE_MACRXCFG_JUMBO);
+
+ wr32m(hw, NGBE_FRMSZ, NGBE_FRMSZ_MAX_MASK,
+ NGBE_FRMSZ_MAX(NGBE_FRAME_SIZE_DFT));
+
+ /* clear counters on read */
+ wr32m(hw, NGBE_MACCNTCTL,
+ NGBE_MACCNTCTL_RC, NGBE_MACCNTCTL_RC);
+
+ wr32m(hw, NGBE_RXFCCFG,
+ NGBE_RXFCCFG_FC, NGBE_RXFCCFG_FC);
+ wr32m(hw, NGBE_TXFCCFG,
+ NGBE_TXFCCFG_FC, NGBE_TXFCCFG_FC);
+
+ wr32m(hw, NGBE_MACRXFLT,
+ NGBE_MACRXFLT_PROMISC, NGBE_MACRXFLT_PROMISC);
+
+ wr32m(hw, NGBE_RSTSTAT,
+ NGBE_RSTSTAT_TMRINIT_MASK, NGBE_RSTSTAT_TMRINIT(30));
+
+ /* errata 4: initialize mng flex tbl and wakeup flex tbl*/
+ wr32(hw, NGBE_MNGFLEXSEL, 0);
+ for (i = 0; i < 16; i++) {
+ wr32(hw, NGBE_MNGFLEXDWL(i), 0);
+ wr32(hw, NGBE_MNGFLEXDWH(i), 0);
+ wr32(hw, NGBE_MNGFLEXMSK(i), 0);
+ }
+ wr32(hw, NGBE_LANFLEXSEL, 0);
+ for (i = 0; i < 16; i++) {
+ wr32(hw, NGBE_LANFLEXDWL(i), 0);
+ wr32(hw, NGBE_LANFLEXDWH(i), 0);
+ wr32(hw, NGBE_LANFLEXMSK(i), 0);
+ }
+
+ /* set pause frame dst mac addr */
+ wr32(hw, NGBE_RXPBPFCDMACL, 0xC2000001);
+ wr32(hw, NGBE_RXPBPFCDMACH, 0x0180);
+
+ wr32(hw, NGBE_MDIOMODE, 0xF);
+
+ wr32m(hw, NGBE_GPIE, NGBE_GPIE_MSIX, NGBE_GPIE_MSIX);
+
+ if ((hw->sub_system_id & NGBE_OEM_MASK) == NGBE_LY_M88E1512_SFP ||
+ (hw->sub_system_id & NGBE_OEM_MASK) == NGBE_LY_YT8521S_SFP) {
+ /* gpio0 is used to power on/off control*/
+ wr32(hw, NGBE_GPIODIR, NGBE_GPIODIR_DDR(1));
+ wr32(hw, NGBE_GPIODATA, NGBE_GPIOBIT_0);
+ }
+
+ hw->mac.init_thermal_sensor_thresh(hw);
+
+ /* enable mac transmitter */
+ wr32m(hw, NGBE_MACTXCFG, NGBE_MACTXCFG_TE, NGBE_MACTXCFG_TE);
+
+ /* sellect GMII */
+ wr32m(hw, NGBE_MACTXCFG,
+ NGBE_MACTXCFG_SPEED_MASK, NGBE_MACTXCFG_SPEED_1G);
+
+ for (i = 0; i < 4; i++)
+ wr32m(hw, NGBE_IVAR(i), 0x80808080, 0);
+}
+
+/**
+ * ngbe_reset_hw_em - Perform hardware reset
+ * @hw: pointer to hardware structure
+ *
+ * Resets the hardware by resetting the transmit and receive units, masks
+ * and clears all interrupts, perform a PHY reset, and perform a link (MAC)
+ * reset.
+ **/
+s32 ngbe_reset_hw_em(struct ngbe_hw *hw)
+{
+ s32 status;
+
+ DEBUGFUNC("ngbe_reset_hw_em");
+
+ /* Call adapter stop to disable tx/rx and clear interrupts */
+ status = hw->mac.stop_hw(hw);
+ if (status != 0)
+ return status;
+
+ wr32(hw, NGBE_RST, NGBE_RST_LAN(hw->bus.lan_id));
+ ngbe_flush(hw);
+ msec_delay(50);
+
+ ngbe_reset_misc_em(hw);
+
+ msec_delay(50);
+
+ return status;
+}
+
/**
* ngbe_set_lan_id_multi_port - Set LAN id for PCIe multiple port devices
* @hw: pointer to the HW structure
bus->func = bus->lan_id;
}
+/**
+ * ngbe_stop_hw - Generic stop Tx/Rx units
+ * @hw: pointer to hardware structure
+ *
+ * Sets the adapter_stopped flag within ngbe_hw struct. Clears interrupts,
+ * disables transmit and receive units. The adapter_stopped flag is used by
+ * the shared code and drivers to determine if the adapter is in a stopped
+ * state and should not touch the hardware.
+ **/
+s32 ngbe_stop_hw(struct ngbe_hw *hw)
+{
+ u32 reg_val;
+ u16 i;
+
+ DEBUGFUNC("ngbe_stop_hw");
+
+ /*
+ * Set the adapter_stopped flag so other driver functions stop touching
+ * the hardware
+ */
+ hw->adapter_stopped = true;
+
+ /* Disable the receive unit */
+ ngbe_disable_rx(hw);
+
+ /* Clear interrupt mask to stop interrupts from being generated */
+ wr32(hw, NGBE_IENMISC, 0);
+ wr32(hw, NGBE_IMS(0), NGBE_IMS_MASK);
+
+ /* Clear any pending interrupts, flush previous writes */
+ wr32(hw, NGBE_ICRMISC, NGBE_ICRMISC_MASK);
+ wr32(hw, NGBE_ICR(0), NGBE_ICR_MASK);
+
+ /* Disable the transmit unit. Each queue must be disabled. */
+ for (i = 0; i < hw->mac.max_tx_queues; i++)
+ wr32(hw, NGBE_TXCFG(i), NGBE_TXCFG_FLUSH);
+
+ /* Disable the receive unit by stopping each queue */
+ for (i = 0; i < hw->mac.max_rx_queues; i++) {
+ reg_val = rd32(hw, NGBE_RXCFG(i));
+ reg_val &= ~NGBE_RXCFG_ENA;
+ wr32(hw, NGBE_RXCFG(i), reg_val);
+ }
+
+ /* flush all queues disables */
+ ngbe_flush(hw);
+ msec_delay(2);
+
+ return 0;
+}
+
/**
* ngbe_acquire_swfw_sync - Acquire SWFW semaphore
* @hw: pointer to hardware structure
ngbe_release_eeprom_semaphore(hw);
}
+/**
+ * ngbe_init_thermal_sensor_thresh - Inits thermal sensor thresholds
+ * @hw: pointer to hardware structure
+ *
+ * Inits the thermal sensor thresholds according to the NVM map
+ * and save off the threshold and location values into mac.thermal_sensor_data
+ **/
+s32 ngbe_init_thermal_sensor_thresh(struct ngbe_hw *hw)
+{
+ struct ngbe_thermal_sensor_data *data = &hw->mac.thermal_sensor_data;
+
+ DEBUGFUNC("ngbe_init_thermal_sensor_thresh");
+
+ memset(data, 0, sizeof(struct ngbe_thermal_sensor_data));
+
+ if (hw->bus.lan_id != 0)
+ return NGBE_NOT_IMPLEMENTED;
+
+ wr32(hw, NGBE_TSINTR,
+ NGBE_TSINTR_AEN | NGBE_TSINTR_DEN);
+ wr32(hw, NGBE_TSEN, NGBE_TSEN_ENA);
+
+
+ data->sensor[0].alarm_thresh = 115;
+ wr32(hw, NGBE_TSATHRE, 0x344);
+ data->sensor[0].dalarm_thresh = 110;
+ wr32(hw, NGBE_TSDTHRE, 0x330);
+
+ return 0;
+}
+
+void ngbe_disable_rx(struct ngbe_hw *hw)
+{
+ u32 pfdtxgswc;
+
+ pfdtxgswc = rd32(hw, NGBE_PSRCTL);
+ if (pfdtxgswc & NGBE_PSRCTL_LBENA) {
+ pfdtxgswc &= ~NGBE_PSRCTL_LBENA;
+ wr32(hw, NGBE_PSRCTL, pfdtxgswc);
+ hw->mac.set_lben = true;
+ } else {
+ hw->mac.set_lben = false;
+ }
+
+ wr32m(hw, NGBE_PBRXCTL, NGBE_PBRXCTL_ENA, 0);
+ wr32m(hw, NGBE_MACRXCFG, NGBE_MACRXCFG_ENA, 0);
+}
+
/**
* ngbe_set_mac_type - Sets MAC type
* @hw: pointer to the HW structure
bus->set_lan_id = ngbe_set_lan_id_multi_port;
/* MAC */
+ mac->init_hw = ngbe_init_hw;
+ mac->reset_hw = ngbe_reset_hw_em;
+ mac->stop_hw = ngbe_stop_hw;
mac->acquire_swfw_sync = ngbe_acquire_swfw_sync;
mac->release_swfw_sync = ngbe_release_swfw_sync;
+ /* Manageability interface */
+ mac->init_thermal_sensor_thresh = ngbe_init_thermal_sensor_thresh;
+
/* EEPROM */
rom->init_params = ngbe_init_eeprom_params;
rom->validate_checksum = ngbe_validate_eeprom_checksum_em;
+ mac->max_rx_queues = NGBE_EM_MAX_RX_QUEUES;
+ mac->max_tx_queues = NGBE_EM_MAX_TX_QUEUES;
+
return 0;
}
git.droids-corp.org / dpdk.git / commitdiff