/*- * SPDX-License-Identifier: BSD-2-Clause * * Copyright (c) 2008, Pyun YongHyeon * 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 unmodified, 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. * * $FreeBSD$ */ #ifndef _IF_AGEVAR_H #define _IF_AGEVAR_H #define AGE_TX_RING_CNT 256 #define AGE_RX_RING_CNT 256 #define AGE_RR_RING_CNT (AGE_TX_RING_CNT + AGE_RX_RING_CNT) /* The following ring alignments are just guessing. */ #define AGE_TX_RING_ALIGN 16 #define AGE_RX_RING_ALIGN 16 #define AGE_RR_RING_ALIGN 16 #define AGE_CMB_ALIGN 16 #define AGE_SMB_ALIGN 16 #define AGE_TSO_MAXSEGSIZE 4096 #define AGE_TSO_MAXSIZE (65535 + sizeof(struct ether_vlan_header)) #define AGE_MAXTXSEGS 35 #define AGE_RX_BUF_ALIGN 8 #ifndef __NO_STRICT_ALIGNMENT #define AGE_RX_BUF_SIZE (MCLBYTES - AGE_RX_BUF_ALIGN) #else #define AGE_RX_BUF_SIZE (MCLBYTES) #endif #define AGE_ADDR_LO(x) ((uint64_t) (x) & 0xFFFFFFFF) #define AGE_ADDR_HI(x) ((uint64_t) (x) >> 32) #define AGE_MSI_MESSAGES 1 #define AGE_MSIX_MESSAGES 1 /* TODO : Should get real jumbo MTU size. */ #define AGE_JUMBO_FRAMELEN 10240 #define AGE_JUMBO_MTU \ (AGE_JUMBO_FRAMELEN - ETHER_VLAN_ENCAP_LEN - \ ETHER_HDR_LEN - ETHER_CRC_LEN) #define AGE_DESC_INC(x, y) ((x) = ((x) + 1) % (y)) #define AGE_PROC_MIN 30 #define AGE_PROC_MAX (AGE_RX_RING_CNT - 1) #define AGE_PROC_DEFAULT (AGE_RX_RING_CNT / 2) struct age_txdesc { struct mbuf *tx_m; bus_dmamap_t tx_dmamap; struct tx_desc *tx_desc; }; struct age_rxdesc { struct mbuf *rx_m; bus_dmamap_t rx_dmamap; struct rx_desc *rx_desc; }; struct age_chain_data{ bus_dma_tag_t age_parent_tag; bus_dma_tag_t age_buffer_tag; bus_dma_tag_t age_tx_tag; struct age_txdesc age_txdesc[AGE_TX_RING_CNT]; bus_dma_tag_t age_rx_tag; struct age_rxdesc age_rxdesc[AGE_RX_RING_CNT]; bus_dma_tag_t age_tx_ring_tag; bus_dmamap_t age_tx_ring_map; bus_dma_tag_t age_rx_ring_tag; bus_dmamap_t age_rx_ring_map; bus_dmamap_t age_rx_sparemap; bus_dma_tag_t age_rr_ring_tag; bus_dmamap_t age_rr_ring_map; bus_dma_tag_t age_cmb_block_tag; bus_dmamap_t age_cmb_block_map; bus_dma_tag_t age_smb_block_tag; bus_dmamap_t age_smb_block_map; int age_tx_prod; int age_tx_cons; int age_tx_cnt; int age_rx_cons; int age_rr_cons; int age_rxlen; struct mbuf *age_rxhead; struct mbuf *age_rxtail; struct mbuf *age_rxprev_tail; }; struct age_ring_data { struct tx_desc *age_tx_ring; bus_addr_t age_tx_ring_paddr; struct rx_desc *age_rx_ring; bus_addr_t age_rx_ring_paddr; struct rx_rdesc *age_rr_ring; bus_addr_t age_rr_ring_paddr; struct cmb *age_cmb_block; bus_addr_t age_cmb_block_paddr; struct smb *age_smb_block; bus_addr_t age_smb_block_paddr; }; #define AGE_TX_RING_SZ \ (sizeof(struct tx_desc) * AGE_TX_RING_CNT) #define AGE_RX_RING_SZ \ (sizeof(struct rx_desc) * AGE_RX_RING_CNT) #define AGE_RR_RING_SZ \ (sizeof(struct rx_rdesc) * AGE_RR_RING_CNT) #define AGE_CMB_BLOCK_SZ sizeof(struct cmb) #define AGE_SMB_BLOCK_SZ sizeof(struct smb) struct age_stats { /* Rx stats. */ uint64_t rx_frames; uint64_t rx_bcast_frames; uint64_t rx_mcast_frames; uint32_t rx_pause_frames; uint32_t rx_control_frames; uint32_t rx_crcerrs; uint32_t rx_lenerrs; uint64_t rx_bytes; uint32_t rx_runts; uint64_t rx_fragments; uint64_t rx_pkts_64; uint64_t rx_pkts_65_127; uint64_t rx_pkts_128_255; uint64_t rx_pkts_256_511; uint64_t rx_pkts_512_1023; uint64_t rx_pkts_1024_1518; uint64_t rx_pkts_1519_max; uint64_t rx_pkts_truncated; uint32_t rx_fifo_oflows; uint32_t rx_desc_oflows; uint32_t rx_alignerrs; uint64_t rx_bcast_bytes; uint64_t rx_mcast_bytes; uint64_t rx_pkts_filtered; /* Tx stats. */ uint64_t tx_frames; uint64_t tx_bcast_frames; uint64_t tx_mcast_frames; uint32_t tx_pause_frames; uint32_t tx_excess_defer; uint32_t tx_control_frames; uint32_t tx_deferred; uint64_t tx_bytes; uint64_t tx_pkts_64; uint64_t tx_pkts_65_127; uint64_t tx_pkts_128_255; uint64_t tx_pkts_256_511; uint64_t tx_pkts_512_1023; uint64_t tx_pkts_1024_1518; uint64_t tx_pkts_1519_max; uint32_t tx_single_colls; uint32_t tx_multi_colls; uint32_t tx_late_colls; uint32_t tx_excess_colls; uint32_t tx_underrun; uint32_t tx_desc_underrun; uint32_t tx_lenerrs; uint32_t tx_pkts_truncated; uint64_t tx_bcast_bytes; uint64_t tx_mcast_bytes; }; /* * Software state per device. */ struct age_softc { if_t age_ifp; device_t age_dev; device_t age_miibus; struct resource *age_res[1]; struct resource_spec *age_res_spec; struct resource *age_irq[AGE_MSI_MESSAGES]; struct resource_spec *age_irq_spec; void *age_intrhand[AGE_MSI_MESSAGES]; int age_rev; int age_chip_rev; int age_phyaddr; uint8_t age_eaddr[ETHER_ADDR_LEN]; uint32_t age_dma_rd_burst; uint32_t age_dma_wr_burst; int age_flags; #define AGE_FLAG_PCIE 0x0001 #define AGE_FLAG_PCIX 0x0002 #define AGE_FLAG_MSI 0x0004 #define AGE_FLAG_MSIX 0x0008 #define AGE_FLAG_PMCAP 0x0010 #define AGE_FLAG_DETACH 0x4000 #define AGE_FLAG_LINK 0x8000 struct callout age_tick_ch; struct age_stats age_stat; struct age_chain_data age_cdata; struct age_ring_data age_rdata; int age_if_flags; int age_watchdog_timer; int age_process_limit; int age_int_mod; int age_max_frame_size; int age_morework; int age_rr_prod; int age_tpd_cons; struct task age_int_task; struct task age_link_task; struct taskqueue *age_tq; struct mtx age_mtx; }; /* Register access macros. */ #define CSR_WRITE_4(_sc, reg, val) \ bus_write_4((_sc)->age_res[0], (reg), (val)) #define CSR_WRITE_2(_sc, reg, val) \ bus_write_2((_sc)->age_res[0], (reg), (val)) #define CSR_READ_2(_sc, reg) \ bus_read_2((_sc)->age_res[0], (reg)) #define CSR_READ_4(_sc, reg) \ bus_read_4((_sc)->age_res[0], (reg)) #define AGE_LOCK(_sc) mtx_lock(&(_sc)->age_mtx) #define AGE_UNLOCK(_sc) mtx_unlock(&(_sc)->age_mtx) #define AGE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->age_mtx, MA_OWNED) #define AGE_COMMIT_MBOX(_sc) \ do { \ CSR_WRITE_4(_sc, AGE_MBOX, \ (((_sc)->age_cdata.age_rx_cons << MBOX_RD_PROD_IDX_SHIFT) & \ MBOX_RD_PROD_IDX_MASK) | \ (((_sc)->age_cdata.age_rr_cons << \ MBOX_RRD_CONS_IDX_SHIFT) & MBOX_RRD_CONS_IDX_MASK) | \ (((_sc)->age_cdata.age_tx_prod << MBOX_TD_PROD_IDX_SHIFT) & \ MBOX_TD_PROD_IDX_MASK)); \ } while (0) #define AGE_RXCHAIN_RESET(_sc) \ do { \ (_sc)->age_cdata.age_rxhead = NULL; \ (_sc)->age_cdata.age_rxtail = NULL; \ (_sc)->age_cdata.age_rxprev_tail = NULL; \ (_sc)->age_cdata.age_rxlen = 0; \ } while (0) #define AGE_TX_TIMEOUT 5 #define AGE_RESET_TIMEOUT 100 #define AGE_TIMEOUT 1000 #define AGE_PHY_TIMEOUT 1000 #endif /* _IF_AGEVAR_H */