--- /dev/null
+// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
+/* Copyright (C) 2014-2017 aQuantia Corporation. */
+
+/* File hw_atl_b0.c: Definition of Atlantic hardware specific functions. */
+
+#include "../atl_types.h"
+#include "hw_atl_b0.h"
+
+#include "../atl_hw_regs.h"
+#include "hw_atl_utils.h"
+#include "hw_atl_llh.h"
+#include "hw_atl_b0_internal.h"
+#include "hw_atl_llh_internal.h"
+#include "../atl_logs.h"
+
+int hw_atl_b0_hw_reset(struct aq_hw_s *self)
+{
+ int err = 0;
+
+ err = hw_atl_utils_soft_reset(self);
+ if (err)
+ return err;
+
+ self->aq_fw_ops->set_state(self, MPI_RESET);
+
+ return err;
+}
+
+static int hw_atl_b0_hw_qos_set(struct aq_hw_s *self)
+{
+ u32 tc = 0U;
+ u32 buff_size = 0U;
+ unsigned int i_priority = 0U;
+ bool is_rx_flow_control = false;
+
+ /* TPS Descriptor rate init */
+ hw_atl_tps_tx_pkt_shed_desc_rate_curr_time_res_set(self, 0x0U);
+ hw_atl_tps_tx_pkt_shed_desc_rate_lim_set(self, 0xA);
+
+ /* TPS VM init */
+ hw_atl_tps_tx_pkt_shed_desc_vm_arb_mode_set(self, 0U);
+
+ /* TPS TC credits init */
+ hw_atl_tps_tx_pkt_shed_desc_tc_arb_mode_set(self, 0U);
+ hw_atl_tps_tx_pkt_shed_data_arb_mode_set(self, 0U);
+
+ hw_atl_tps_tx_pkt_shed_tc_data_max_credit_set(self, 0xFFF, 0U);
+ hw_atl_tps_tx_pkt_shed_tc_data_weight_set(self, 0x64, 0U);
+ hw_atl_tps_tx_pkt_shed_desc_tc_max_credit_set(self, 0x50, 0U);
+ hw_atl_tps_tx_pkt_shed_desc_tc_weight_set(self, 0x1E, 0U);
+
+ /* Tx buf size */
+ buff_size = HW_ATL_B0_TXBUF_MAX;
+
+ hw_atl_tpb_tx_pkt_buff_size_per_tc_set(self, buff_size, tc);
+ hw_atl_tpb_tx_buff_hi_threshold_per_tc_set(self,
+ (buff_size *
+ (1024 / 32U) * 66U) /
+ 100U, tc);
+ hw_atl_tpb_tx_buff_lo_threshold_per_tc_set(self,
+ (buff_size *
+ (1024 / 32U) * 50U) /
+ 100U, tc);
+
+ /* QoS Rx buf size per TC */
+ tc = 0;
+ is_rx_flow_control = 0;
+ buff_size = HW_ATL_B0_RXBUF_MAX;
+
+ hw_atl_rpb_rx_pkt_buff_size_per_tc_set(self, buff_size, tc);
+ hw_atl_rpb_rx_buff_hi_threshold_per_tc_set(self,
+ (buff_size *
+ (1024U / 32U) * 66U) /
+ 100U, tc);
+ hw_atl_rpb_rx_buff_lo_threshold_per_tc_set(self,
+ (buff_size *
+ (1024U / 32U) * 50U) /
+ 100U, tc);
+ hw_atl_rpb_rx_xoff_en_per_tc_set(self,
+ is_rx_flow_control ? 1U : 0U,
+ tc);
+
+ /* QoS 802.1p priority -> TC mapping */
+ for (i_priority = 8U; i_priority--;)
+ hw_atl_rpf_rpb_user_priority_tc_map_set(self, i_priority, 0U);
+
+ return aq_hw_err_from_flags(self);
+}
+
+/* calc hash only in IPv4 header, regardless of presence of TCP */
+#define pif_rpf_rss_ipv4_hdr_only_i (1 << 4)
+/* calc hash only if TCP header and IPv4 */
+#define pif_rpf_rss_ipv4_tcp_hdr_only_i (1 << 3)
+/* calc hash only in IPv6 header, regardless of presence of TCP */
+#define pif_rpf_rss_ipv6_hdr_only_i (1 << 2)
+/* calc hash only if TCP header and IPv4 */
+#define pif_rpf_rss_ipv6_tcp_hdr_only_i (1 << 1)
+/* bug 5124 - rss hashing types - FIXME */
+#define pif_rpf_rss_dont_use_udp_i (1 << 0)
+
+static int hw_atl_b0_hw_rss_hash_type_set(struct aq_hw_s *self)
+{
+ /* misc */
+ unsigned int control_reg_val =
+ IS_CHIP_FEATURE(RPF2) ? 0x000F0000U : 0x00000000U;
+
+ /* RSS hash type set for IP/TCP */
+ control_reg_val |= pif_rpf_rss_ipv4_hdr_only_i;//0x1EU;
+
+ aq_hw_write_reg(self, 0x5040U, control_reg_val);
+
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_rss_hash_set(struct aq_hw_s *self,
+ struct aq_rss_parameters *rss_params)
+{
+ struct aq_hw_cfg_s *cfg = self->aq_nic_cfg;
+ int err = 0;
+ unsigned int i = 0U;
+ unsigned int addr = 0U;
+
+ for (i = 10, addr = 0U; i--; ++addr) {
+ u32 key_data = cfg->is_rss ?
+ htonl(rss_params->hash_secret_key[i]) : 0U;
+ hw_atl_rpf_rss_key_wr_data_set(self, key_data);
+ hw_atl_rpf_rss_key_addr_set(self, addr);
+ hw_atl_rpf_rss_key_wr_en_set(self, 1U);
+ AQ_HW_WAIT_FOR(hw_atl_rpf_rss_key_wr_en_get(self) == 0,
+ 1000U, 10U);
+ if (err < 0)
+ goto err_exit;
+ }
+
+ /* RSS Ring selection */
+ hw_atl_reg_rx_flr_rss_control1set(self,
+ cfg->is_rss ? 0xB3333333U : 0x00000000U);
+ hw_atl_b0_hw_rss_hash_type_set(self);
+
+ err = aq_hw_err_from_flags(self);
+
+err_exit:
+ return err;
+}
+
+
+int hw_atl_b0_hw_rss_set(struct aq_hw_s *self,
+ struct aq_rss_parameters *rss_params)
+{
+ u8 *indirection_table = rss_params->indirection_table;
+ u32 num_rss_queues = max(1U, self->aq_nic_cfg->num_rss_queues);
+ u32 i = 0;
+ u32 addr = 0;
+ u32 val = 0;
+ u32 shift = 0;
+ int err = 0;
+
+ for (i = 0; i < HW_ATL_B0_RSS_REDIRECTION_MAX; i++) {
+ val |= (u32)(indirection_table[i] % num_rss_queues) << shift;
+ shift += 3;
+
+ if (shift < 16)
+ continue;
+
+ hw_atl_rpf_rss_redir_tbl_wr_data_set(self, val & 0xffff);
+ hw_atl_rpf_rss_redir_tbl_addr_set(self, addr);
+
+ hw_atl_rpf_rss_redir_wr_en_set(self, 1U);
+ AQ_HW_WAIT_FOR(hw_atl_rpf_rss_redir_wr_en_get(self) == 0,
+ 1000U, 10U);
+
+ if (err < 0)
+ goto err_exit;
+
+ shift -= 16;
+ val >>= 16;
+ addr++;
+ }
+
+err_exit:
+ return err;
+}
+
+static int hw_atl_b0_hw_offload_set(struct aq_hw_s *self)
+ /*struct aq_nic_cfg_s *aq_nic_cfg)*/
+{
+ unsigned int i;
+
+ /* TX checksums offloads*/
+ hw_atl_tpo_ipv4header_crc_offload_en_set(self, 1);
+ hw_atl_tpo_tcp_udp_crc_offload_en_set(self, 1);
+
+ /* RX checksums offloads*/
+ hw_atl_rpo_ipv4header_crc_offload_en_set(self, 1);
+ hw_atl_rpo_tcp_udp_crc_offload_en_set(self, 1);
+
+ /* LSO offloads*/
+ hw_atl_tdm_large_send_offload_en_set(self, 0xFFFFFFFFU);
+
+/* LRO offloads */
+ {
+ unsigned int val = (8U < HW_ATL_B0_LRO_RXD_MAX) ? 0x3U :
+ ((4U < HW_ATL_B0_LRO_RXD_MAX) ? 0x2U :
+ ((2U < HW_ATL_B0_LRO_RXD_MAX) ? 0x1U : 0x0));
+
+ for (i = 0; i < HW_ATL_B0_RINGS_MAX; i++)
+ hw_atl_rpo_lro_max_num_of_descriptors_set(self, val, i);
+
+ hw_atl_rpo_lro_time_base_divider_set(self, 0x61AU);
+ hw_atl_rpo_lro_inactive_interval_set(self, 0);
+ hw_atl_rpo_lro_max_coalescing_interval_set(self, 2);
+
+ hw_atl_rpo_lro_qsessions_lim_set(self, 1U);
+
+ hw_atl_rpo_lro_total_desc_lim_set(self, 2U);
+
+ hw_atl_rpo_lro_patch_optimization_en_set(self, 0U);
+
+ hw_atl_rpo_lro_min_pay_of_first_pkt_set(self, 10U);
+
+ hw_atl_rpo_lro_pkt_lim_set(self, 1U);
+
+ hw_atl_rpo_lro_en_set(self,
+ self->aq_nic_cfg->is_lro ? 0xFFFFFFFFU : 0U);
+ }
+ return aq_hw_err_from_flags(self);
+}
+
+static
+int hw_atl_b0_hw_init_tx_path(struct aq_hw_s *self)
+{
+ /* Tx TC/RSS number config */
+ hw_atl_rpb_tps_tx_tc_mode_set(self, 1U);
+
+ hw_atl_thm_lso_tcp_flag_of_first_pkt_set(self, 0x0FF6U);
+ hw_atl_thm_lso_tcp_flag_of_middle_pkt_set(self, 0x0FF6U);
+ hw_atl_thm_lso_tcp_flag_of_last_pkt_set(self, 0x0F7FU);
+
+ /* Tx interrupts */
+ hw_atl_tdm_tx_desc_wr_wb_irq_en_set(self, 0U);
+
+ /* misc */
+ aq_hw_write_reg(self, 0x00007040U, IS_CHIP_FEATURE(TPO2) ?
+ 0x00010000U : 0x00000000U);
+ hw_atl_tdm_tx_dca_en_set(self, 0U);
+ hw_atl_tdm_tx_dca_mode_set(self, 0U);
+
+ hw_atl_tpb_tx_path_scp_ins_en_set(self, 1U);
+
+ return aq_hw_err_from_flags(self);
+}
+
+static
+int hw_atl_b0_hw_init_rx_path(struct aq_hw_s *self)
+{
+ struct aq_hw_cfg_s *cfg = self->aq_nic_cfg;
+ int i;
+
+ /* Rx TC/RSS number config */
+ hw_atl_rpb_rpf_rx_traf_class_mode_set(self, 1U); /* 1: 4TC/8Queues */
+
+ /* Rx flow control */
+ hw_atl_rpb_rx_flow_ctl_mode_set(self, 1U);
+
+ /* RSS Ring selection */
+ hw_atl_reg_rx_flr_rss_control1set(self, cfg->is_rss ?
+ 0xB3333333U : 0x00000000U);
+
+ /* Multicast filters */
+ for (i = HW_ATL_B0_MAC_MAX; i--;) {
+ hw_atl_rpfl2_uc_flr_en_set(self, (i == 0U) ? 1U : 0U, i);
+ hw_atl_rpfl2unicast_flr_act_set(self, 1U, i);
+ }
+
+ hw_atl_reg_rx_flr_mcst_flr_msk_set(self, 0x00000000U);
+ hw_atl_reg_rx_flr_mcst_flr_set(self, 0x00010FFFU, 0U);
+
+ /* Vlan filters */
+ hw_atl_rpf_vlan_outer_etht_set(self, 0x88A8U);
+ hw_atl_rpf_vlan_inner_etht_set(self, 0x8100U);
+
+ /* VLAN proimisc bu defauld */
+ hw_atl_rpf_vlan_prom_mode_en_set(self, 1);
+
+ /* Rx Interrupts */
+ hw_atl_rdm_rx_desc_wr_wb_irq_en_set(self, 0U);
+
+ hw_atl_b0_hw_rss_hash_type_set(self);
+
+ hw_atl_rpfl2broadcast_flr_act_set(self, 1U);
+ hw_atl_rpfl2broadcast_count_threshold_set(self, 0xFFFFU & (~0U / 256U));
+
+ hw_atl_rdm_rx_dca_en_set(self, 0U);
+ hw_atl_rdm_rx_dca_mode_set(self, 0U);
+
+ return aq_hw_err_from_flags(self);
+}
+
+static int hw_atl_b0_hw_mac_addr_set(struct aq_hw_s *self, u8 *mac_addr)
+{
+ int err = 0;
+ unsigned int h = 0U;
+ unsigned int l = 0U;
+
+ if (!mac_addr) {
+ err = -EINVAL;
+ goto err_exit;
+ }
+ h = (mac_addr[0] << 8) | (mac_addr[1]);
+ l = (mac_addr[2] << 24) | (mac_addr[3] << 16) |
+ (mac_addr[4] << 8) | mac_addr[5];
+
+ hw_atl_rpfl2_uc_flr_en_set(self, 0U, HW_ATL_B0_MAC);
+ hw_atl_rpfl2unicast_dest_addresslsw_set(self, l, HW_ATL_B0_MAC);
+ hw_atl_rpfl2unicast_dest_addressmsw_set(self, h, HW_ATL_B0_MAC);
+ hw_atl_rpfl2_uc_flr_en_set(self, 1U, HW_ATL_B0_MAC);
+
+ err = aq_hw_err_from_flags(self);
+
+err_exit:
+ return err;
+}
+
+int hw_atl_b0_hw_init(struct aq_hw_s *self, u8 *mac_addr)
+{
+ static u32 aq_hw_atl_igcr_table_[4][2] = {
+ { 0x20000080U, 0x20000080U }, /* AQ_IRQ_INVALID */
+ { 0x20000080U, 0x20000080U }, /* AQ_IRQ_LEGACY */
+ { 0x20000021U, 0x20000025U }, /* AQ_IRQ_MSI */
+ { 0x200000A2U, 0x200000A6U } /* AQ_IRQ_MSIX */
+ };
+
+ int err = 0;
+ u32 val;
+
+ struct aq_hw_cfg_s *aq_nic_cfg = self->aq_nic_cfg;
+
+ hw_atl_b0_hw_init_tx_path(self);
+ hw_atl_b0_hw_init_rx_path(self);
+
+ hw_atl_b0_hw_mac_addr_set(self, mac_addr);
+
+ self->aq_fw_ops->set_link_speed(self, aq_nic_cfg->link_speed_msk);
+ self->aq_fw_ops->set_state(self, MPI_INIT);
+
+ hw_atl_b0_hw_qos_set(self);
+ hw_atl_b0_hw_rss_set(self, &aq_nic_cfg->aq_rss);
+ hw_atl_b0_hw_rss_hash_set(self, &aq_nic_cfg->aq_rss);
+
+ /* Force limit MRRS on RDM/TDM to 2K */
+ val = aq_hw_read_reg(self, HW_ATL_PCI_REG_CONTROL6_ADR);
+ aq_hw_write_reg(self, HW_ATL_PCI_REG_CONTROL6_ADR,
+ (val & ~0x707) | 0x404);
+
+ /* TX DMA total request limit. B0 hardware is not capable to
+ * handle more than (8K-MRRS) incoming DMA data.
+ * Value 24 in 256byte units
+ */
+ aq_hw_write_reg(self, HW_ATL_TX_DMA_TOTAL_REQ_LIMIT_ADR, 24);
+
+ /* Reset link status and read out initial hardware counters */
+ self->aq_link_status.mbps = 0;
+ self->aq_fw_ops->update_stats(self);
+
+ err = aq_hw_err_from_flags(self);
+ if (err < 0)
+ goto err_exit;
+
+ /* Interrupts */
+ hw_atl_reg_irq_glb_ctl_set(self,
+ aq_hw_atl_igcr_table_[aq_nic_cfg->irq_type]
+ [(aq_nic_cfg->vecs > 1U) ?
+ 1 : 0]);
+
+ hw_atl_itr_irq_auto_masklsw_set(self, 0xffffffff);
+
+ /* Interrupts */
+ hw_atl_reg_gen_irq_map_set(self, 0, 0);
+ hw_atl_reg_gen_irq_map_set(self, 0x80 | ATL_IRQ_CAUSE_LINK, 3);
+
+ hw_atl_b0_hw_offload_set(self);
+
+err_exit:
+ return err;
+}
+
+int hw_atl_b0_hw_ring_tx_start(struct aq_hw_s *self, int index)
+{
+ hw_atl_tdm_tx_desc_en_set(self, 1, index);
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_ring_rx_start(struct aq_hw_s *self, int index)
+{
+ hw_atl_rdm_rx_desc_en_set(self, 1, index);
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_start(struct aq_hw_s *self)
+{
+ hw_atl_tpb_tx_buff_en_set(self, 1);
+ hw_atl_rpb_rx_buff_en_set(self, 1);
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_tx_ring_tail_update(struct aq_hw_s *self, int tail, int index)
+{
+ hw_atl_reg_tx_dma_desc_tail_ptr_set(self, tail, index);
+ return 0;
+}
+
+int hw_atl_b0_hw_ring_rx_init(struct aq_hw_s *self, uint64_t base_addr,
+ int index, int size, int buff_size, int cpu, int vec)
+{
+ u32 dma_desc_addr_lsw = (u32)base_addr;
+ u32 dma_desc_addr_msw = (u32)(base_addr >> 32);
+
+ hw_atl_rdm_rx_desc_en_set(self, false, index);
+
+ hw_atl_rdm_rx_desc_head_splitting_set(self, 0U, index);
+
+ hw_atl_reg_rx_dma_desc_base_addresslswset(self, dma_desc_addr_lsw,
+ index);
+
+ hw_atl_reg_rx_dma_desc_base_addressmswset(self, dma_desc_addr_msw,
+ index);
+
+ hw_atl_rdm_rx_desc_len_set(self, size / 8U, index);
+
+ hw_atl_rdm_rx_desc_data_buff_size_set(self, buff_size / 1024U, index);
+
+ hw_atl_rdm_rx_desc_head_buff_size_set(self, 0U, index);
+ hw_atl_rdm_rx_desc_head_splitting_set(self, 0U, index);
+ hw_atl_rpo_rx_desc_vlan_stripping_set(self, 0U, index);
+
+ /* Rx ring set mode */
+
+ /* Mapping interrupt vector */
+ hw_atl_itr_irq_map_rx_set(self, vec, index);
+ hw_atl_itr_irq_map_en_rx_set(self, true, index);
+
+ hw_atl_rdm_cpu_id_set(self, cpu, index);
+ hw_atl_rdm_rx_desc_dca_en_set(self, 0U, index);
+ hw_atl_rdm_rx_head_dca_en_set(self, 0U, index);
+ hw_atl_rdm_rx_pld_dca_en_set(self, 0U, index);
+
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_ring_tx_init(struct aq_hw_s *self, uint64_t base_addr,
+ int index, int size, int cpu, int vec)
+{
+ u32 dma_desc_lsw_addr = (u32)base_addr;
+ u32 dma_desc_msw_addr = (u32)(base_addr >> 32);
+
+ hw_atl_reg_tx_dma_desc_base_addresslswset(self, dma_desc_lsw_addr,
+ index);
+
+ hw_atl_reg_tx_dma_desc_base_addressmswset(self, dma_desc_msw_addr,
+ index);
+
+ hw_atl_tdm_tx_desc_len_set(self, size / 8U, index);
+
+ hw_atl_b0_hw_tx_ring_tail_update(self, 0, index);
+
+ /* Set Tx threshold */
+ hw_atl_tdm_tx_desc_wr_wb_threshold_set(self, 0U, index);
+
+ /* Mapping interrupt vector */
+ hw_atl_itr_irq_map_tx_set(self, vec, index);
+ hw_atl_itr_irq_map_en_tx_set(self, true, index);
+
+ hw_atl_tdm_cpu_id_set(self, cpu, index);
+ hw_atl_tdm_tx_desc_dca_en_set(self, 0U, index);
+
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_irq_enable(struct aq_hw_s *self, u64 mask)
+{
+ hw_atl_itr_irq_msk_setlsw_set(self, LODWORD(mask));
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_irq_disable(struct aq_hw_s *self, u64 mask)
+{
+ hw_atl_itr_irq_msk_clearlsw_set(self, LODWORD(mask));
+ hw_atl_itr_irq_status_clearlsw_set(self, LODWORD(mask));
+
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_irq_read(struct aq_hw_s *self, u64 *mask)
+{
+ *mask = hw_atl_itr_irq_statuslsw_get(self);
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_ring_tx_stop(struct aq_hw_s *self, int index)
+{
+ hw_atl_tdm_tx_desc_en_set(self, 0U, index);
+ return aq_hw_err_from_flags(self);
+}
+
+int hw_atl_b0_hw_ring_rx_stop(struct aq_hw_s *self, int index)
+{
+ hw_atl_rdm_rx_desc_en_set(self, 0U, index);
+ return aq_hw_err_from_flags(self);
+}
+
--- /dev/null
+/* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0) */
+/* Copyright (C) 2014-2017 aQuantia Corporation. */
+
+/* File hw_atl_b0_internal.h: Definition of Atlantic B0 chip specific
+ * constants.
+ */
+
+#ifndef HW_ATL_B0_INTERNAL_H
+#define HW_ATL_B0_INTERNAL_H
+
+
+#define HW_ATL_B0_MTU_JUMBO 16352U
+#define HW_ATL_B0_MTU 1514U
+
+#define HW_ATL_B0_TX_RINGS 4U
+#define HW_ATL_B0_RX_RINGS 4U
+
+#define HW_ATL_B0_RINGS_MAX 32U
+#define HW_ATL_B0_TXD_SIZE (16U)
+#define HW_ATL_B0_RXD_SIZE (16U)
+
+#define HW_ATL_B0_MAC 0U
+#define HW_ATL_B0_MAC_MIN 1U
+#define HW_ATL_B0_MAC_MAX 33U
+
+/* Maximum supported VLAN filters */
+#define HW_ATL_B0_MAX_VLAN_IDS 16
+
+/* UCAST/MCAST filters */
+#define HW_ATL_B0_UCAST_FILTERS_MAX 38
+#define HW_ATL_B0_MCAST_FILTERS_MAX 8
+
+/* interrupts */
+#define HW_ATL_B0_ERR_INT 8U
+#define HW_ATL_B0_INT_MASK (0xFFFFFFFFU)
+
+#define HW_ATL_B0_TXD_CTL2_LEN (0xFFFFC000)
+#define HW_ATL_B0_TXD_CTL2_CTX_EN (0x00002000)
+#define HW_ATL_B0_TXD_CTL2_CTX_IDX (0x00001000)
+
+#define HW_ATL_B0_TXD_CTL_DESC_TYPE_TXD (0x00000001)
+#define HW_ATL_B0_TXD_CTL_DESC_TYPE_TXC (0x00000002)
+#define HW_ATL_B0_TXD_CTL_BLEN (0x000FFFF0)
+#define HW_ATL_B0_TXD_CTL_DD (0x00100000)
+#define HW_ATL_B0_TXD_CTL_EOP (0x00200000)
+
+#define HW_ATL_B0_TXD_CTL_CMD_X (0x3FC00000)
+
+#define HW_ATL_B0_TXD_CTL_CMD_VLAN BIT(22)
+#define HW_ATL_B0_TXD_CTL_CMD_FCS BIT(23)
+#define HW_ATL_B0_TXD_CTL_CMD_IPCSO BIT(24)
+#define HW_ATL_B0_TXD_CTL_CMD_TUCSO BIT(25)
+#define HW_ATL_B0_TXD_CTL_CMD_LSO BIT(26)
+#define HW_ATL_B0_TXD_CTL_CMD_WB BIT(27)
+#define HW_ATL_B0_TXD_CTL_CMD_VXLAN BIT(28)
+
+#define HW_ATL_B0_TXD_CTL_CMD_IPV6 BIT(21)
+#define HW_ATL_B0_TXD_CTL_CMD_TCP BIT(22)
+
+#define HW_ATL_B0_MPI_CONTROL_ADR 0x0368U
+#define HW_ATL_B0_MPI_STATE_ADR 0x036CU
+
+#define HW_ATL_B0_MPI_SPEED_MSK 0xFFFFU
+#define HW_ATL_B0_MPI_SPEED_SHIFT 16U
+
+#define HW_ATL_B0_TXBUF_MAX 160U
+#define HW_ATL_B0_RXBUF_MAX 320U
+
+#define HW_ATL_B0_RXD_BUF_SIZE_MAX (16 * 1024)
+
+#define HW_ATL_B0_RSS_REDIRECTION_MAX 64U
+#define HW_ATL_B0_RSS_REDIRECTION_BITS 3U
+#define HW_ATL_B0_RSS_HASHKEY_BITS 320U
+
+#define HW_ATL_B0_TCRSS_4_8 1
+#define HW_ATL_B0_TC_MAX 1U
+#define HW_ATL_B0_RSS_MAX 8U
+
+#define HW_ATL_B0_LRO_RXD_MAX 2U
+#define HW_ATL_B0_RS_SLIP_ENABLED 0U
+
+/* (256k -1(max pay_len) - 54(header)) */
+#define HAL_ATL_B0_LSO_MAX_SEGMENT_SIZE 262089U
+
+/* (256k -1(max pay_len) - 74(header)) */
+#define HAL_ATL_B0_LSO_IPV6_MAX_SEGMENT_SIZE 262069U
+
+#define HW_ATL_B0_CHIP_REVISION_B0 0xA0U
+#define HW_ATL_B0_CHIP_REVISION_UNKNOWN 0xFFU
+
+#define HW_ATL_B0_FW_SEMA_RAM 0x2U
+
+#define HW_ATL_B0_TXC_LEN_TUNLEN (0x0000FF00)
+#define HW_ATL_B0_TXC_LEN_OUTLEN (0xFFFF0000)
+
+#define HW_ATL_B0_TXC_CTL_DESC_TYPE (0x00000007)
+#define HW_ATL_B0_TXC_CTL_CTX_ID (0x00000008)
+#define HW_ATL_B0_TXC_CTL_VLAN (0x000FFFF0)
+#define HW_ATL_B0_TXC_CTL_CMD (0x00F00000)
+#define HW_ATL_B0_TXC_CTL_L2LEN (0x7F000000)
+
+#define HW_ATL_B0_TXC_CTL_L3LEN (0x80000000) /* L3LEN lsb */
+#define HW_ATL_B0_TXC_LEN2_L3LEN (0x000000FF) /* L3LE upper bits */
+#define HW_ATL_B0_TXC_LEN2_L4LEN (0x0000FF00)
+#define HW_ATL_B0_TXC_LEN2_MSSLEN (0xFFFF0000)
+
+#define HW_ATL_B0_RXD_DD (0x1)
+#define HW_ATL_B0_RXD_NCEA0 (0x1)
+
+#define HW_ATL_B0_RXD_WB_STAT_RSSTYPE (0x0000000F)
+#define HW_ATL_B0_RXD_WB_STAT_PKTTYPE (0x00000FF0)
+#define HW_ATL_B0_RXD_WB_STAT_RXCTRL (0x00180000)
+#define HW_ATL_B0_RXD_WB_STAT_SPLHDR (0x00200000)
+#define HW_ATL_B0_RXD_WB_STAT_HDRLEN (0xFFC00000)
+
+#define HW_ATL_B0_RXD_WB_STAT2_DD (0x0001)
+#define HW_ATL_B0_RXD_WB_STAT2_EOP (0x0002)
+#define HW_ATL_B0_RXD_WB_STAT2_RXSTAT (0x003C)
+#define HW_ATL_B0_RXD_WB_STAT2_MACERR (0x0004)
+#define HW_ATL_B0_RXD_WB_STAT2_IP4ERR (0x0008)
+#define HW_ATL_B0_RXD_WB_STAT2_TCPUPDERR (0x0010)
+#define HW_ATL_B0_RXD_WB_STAT2_RXESTAT (0x0FC0)
+#define HW_ATL_B0_RXD_WB_STAT2_RSCCNT (0xF000)
+
+#define L2_FILTER_ACTION_DISCARD (0x0)
+#define L2_FILTER_ACTION_HOST (0x1)
+
+#define HW_ATL_B0_UCP_0X370_REG (0x370)
+
+#define HW_ATL_B0_FLUSH() AQ_HW_READ_REG(self, 0x10)
+
+#define HW_ATL_INTR_MODER_MAX 0x1FF
+#define HW_ATL_INTR_MODER_MIN 0xFF
+
+#define HW_ATL_B0_MIN_RXD \
+ (ALIGN(AQ_CFG_SKB_FRAGS_MAX + 1U, AQ_HW_RXD_MULTIPLE))
+#define HW_ATL_B0_MIN_TXD \
+ (ALIGN(AQ_CFG_SKB_FRAGS_MAX + 1U, AQ_HW_TXD_MULTIPLE))
+
+#define HW_ATL_B0_MAX_RXD 8184U
+#define HW_ATL_B0_MAX_TXD 8184U
+
+/* HW layer capabilities */
+
+#endif /* HW_ATL_B0_INTERNAL_H */