/** @file
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Copyright (c) 2016 - 2017, Socionext Inc. All rights reserved.<BR>
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Copyright (c) 2017, Linaro, Ltd. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef OGMA_DESC_RING_ACCESS_INTERNAL_H
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#define OGMA_DESC_RING_ACCESS_INTERNAL_H
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#include "netsec_for_uefi/netsec_sdk/include/ogma_basic_type.h"
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#include "ogma_internal.h"
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#define OGMA_TX_PKT_DESC_RING_OWN_FIELD (31)
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#define OGMA_TX_PKT_DESC_RING_LD_FIELD (30)
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#define OGMA_TX_PKT_DESC_RING_DRID_FIELD (24)
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#define OGMA_TX_PKT_DESC_RING_PT_FIELD (21)
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#define OGMA_TX_PKT_DESC_RING_TDRID_FIELD (16)
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#define OGMA_TX_PKT_DESC_RING_FS_FIELD (9)
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#define OGMA_TX_PKT_DESC_RING_LS_FIELD (8)
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#define OGMA_TX_PKT_DESC_RING_CO_FIELD (7)
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#define OGMA_TX_PKT_DESC_RING_SO_FIELD (6)
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#define OGMA_TX_PKT_DESC_RING_USRKEY_FIELD (5)
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#define OGMA_TX_PKT_DESC_RING_TRS_FIELD (4)
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#define OGMA_RX_PKT_DESC_RING_OWN_FIELD (31)
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#define OGMA_RX_PKT_DESC_RING_LD_FIELD (30)
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#define OGMA_RX_PKT_DESC_RING_SDRID_FIELD (24)
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#define OGMA_RX_PKT_DESC_RING_FR_FIELD (23)
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#define OGMA_RX_PKT_DESC_RING_ER_FIELD (21)
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#define OGMA_RX_PKT_DESC_RING_ERROR_CODE_FIELD (16)
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#define OGMA_RX_PKT_DESC_RING_TDRID_FIELD (12)
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#define OGMA_RX_PKT_DESC_RING_FS_FIELD (9)
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#define OGMA_RX_PKT_DESC_RING_LS_FIELD (8)
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#define OGMA_RX_PKT_DESC_RING_CO_FIELD (6)
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#define OGMA_RX_PKT_DESC_RING_ERROR_CODE_FIELD_MASK (0x3)
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#define OGMA_MAX_TX_PKT_LEN 1518U
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#define OGMA_MAX_TX_JUMBO_PKT_LEN 9018U
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typedef struct ogma_tx_desc_entry_s ogma_tx_desc_entry_t;
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typedef struct ogma_rx_desc_entry_s ogma_rx_desc_entry_t;
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struct ogma_tx_desc_entry_s{
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ogma_uint32 attr;
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ogma_uint32 data_buf_addr_upper;
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ogma_uint32 data_buf_addr_lower;
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ogma_uint32 buf_len_info;
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};
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struct ogma_rx_desc_entry_s{
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ogma_uint32 attr;
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ogma_uint32 data_buf_addr_upper;
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ogma_uint32 data_buf_addr_lower;
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ogma_uint32 buf_len_info;
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};
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static __inline ogma_bool ogma_is_pkt_desc_ring (
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const ogma_desc_ring_t *desc_ring_p
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)
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{
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return ( desc_ring_p->rx_desc_ring_flag ||
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desc_ring_p->tx_desc_ring_flag);
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}
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static __inline ogma_uint32 ogma_get_desc_ring_attr (
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const ogma_desc_ring_t *desc_ring_p,
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ogma_uint16 idx
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)
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{
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ogma_uint32 *addr =
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(ogma_uint32 *)
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((pfdep_cpu_addr_t)desc_ring_p->desc_ring_cpu_addr +
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desc_ring_p->desc_entry_len * idx);
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return *addr;
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}
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static __inline void ogma_check_desc_own_sanity (
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ogma_ctrl_t *ctrl_p,
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const ogma_desc_ring_t *desc_ring_p,
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ogma_uint16 idx,
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ogma_uint expected_own)
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{
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ogma_uint32 tmp;
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( void)ctrl_p; /* Suppress compiler warning */
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tmp = ogma_get_desc_ring_attr(desc_ring_p, idx);
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pfdep_assert( ( tmp >> 31) == expected_own);
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}
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#endif /* OGMA_DESC_RING_ACCESS_INTERNAL_H */
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