mirror of
https://github.com/espressif/esp-idf.git
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144 lines
4.1 KiB
C
144 lines
4.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2022 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef _ROM_LLDESC_H_
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#define _ROM_LLDESC_H_
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#include <stdint.h>
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#include "sys/queue.h"
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#include "esp_rom_lldesc.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define LLDESC_TX_MBLK_SIZE 268 /* */
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#define LLDESC_RX_SMBLK_SIZE 64 /* small block size, for small mgmt frame */
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#define LLDESC_RX_MBLK_SIZE 524 /* rx is large sinec we want to contain mgmt frame in one block*/
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#define LLDESC_RX_AMPDU_ENTRY_MBLK_SIZE 64 /* it is a small buffer which is a cycle link*/
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#define LLDESC_RX_AMPDU_LEN_MBLK_SIZE 256 /*for ampdu entry*/
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#ifdef ESP_MAC_5
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#define LLDESC_TX_MBLK_NUM 116 /* 64K / 256 */
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#define LLDESC_RX_MBLK_NUM 82 /* 64K / 512 MAX 172*/
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#define LLDESC_RX_AMPDU_ENTRY_MBLK_NUM 4
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#define LLDESC_RX_AMPDU_LEN_MLBK_NUM 12
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#else
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#ifdef SBUF_RXTX
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#define LLDESC_TX_MBLK_NUM_MAX (2 * 48) /* 23K / 260 - 8 */
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#define LLDESC_RX_MBLK_NUM_MAX (2 * 48) /* 23K / 524 */
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#define LLDESC_TX_MBLK_NUM_MIN (2 * 16) /* 23K / 260 - 8 */
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#define LLDESC_RX_MBLK_NUM_MIN (2 * 16) /* 23K / 524 */
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#endif
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#define LLDESC_TX_MBLK_NUM 10 //(2 * 32) /* 23K / 260 - 8 */
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#ifdef IEEE80211_RX_AMPDU
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#define LLDESC_RX_MBLK_NUM 30
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#else
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#define LLDESC_RX_MBLK_NUM 10
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#endif /*IEEE80211_RX_AMPDU*/
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#define LLDESC_RX_AMPDU_ENTRY_MBLK_NUM 4
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#define LLDESC_RX_AMPDU_LEN_MLBK_NUM 8
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#endif /* !ESP_MAC_5 */
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typedef struct tx_ampdu_entry_s {
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uint32_t sub_len : 12,
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dili_num : 7,
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: 1,
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null_byte: 2,
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data : 1,
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enc : 1,
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seq : 8;
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} tx_ampdu_entry_t;
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typedef struct lldesc_chain_s {
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lldesc_t *head;
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lldesc_t *tail;
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} lldesc_chain_t;
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#ifdef SBUF_RXTX
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enum sbuf_mask_s {
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SBUF_MOVE_NO = 0,
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SBUF_MOVE_TX2RX,
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SBUF_MOVE_RX2TX,
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} ;
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#define SBUF_MOVE_STEP 8
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#endif
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#define LLDESC_SIZE sizeof(struct lldesc_s)
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/* SLC Descriptor */
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#define LLDESC_OWNER_MASK 0x80000000
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#define LLDESC_OWNER_SHIFT 31
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#define LLDESC_SW_OWNED 0
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#define LLDESC_HW_OWNED 1
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#define LLDESC_EOF_MASK 0x40000000
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#define LLDESC_EOF_SHIFT 30
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#define LLDESC_SOSF_MASK 0x20000000
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#define LLDESC_SOSF_SHIFT 29
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#define LLDESC_LENGTH_MASK 0x00fff000
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#define LLDESC_LENGTH_SHIFT 12
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#define LLDESC_SIZE_MASK 0x00000fff
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#define LLDESC_SIZE_SHIFT 0
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#define LLDESC_ADDR_MASK 0x000fffff
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void lldesc_build_chain(uint8_t *descptr, uint32_t desclen, uint8_t *mblkptr, uint32_t buflen, uint32_t blksz, uint8_t owner,
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lldesc_t **head,
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#ifdef TO_HOST_RESTART
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lldesc_t **one_before_tail,
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#endif
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lldesc_t **tail);
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lldesc_t *lldesc_num2link(lldesc_t *head, uint16_t nblks);
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lldesc_t *lldesc_set_owner(lldesc_t *head, uint16_t nblks, uint8_t owner);
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static inline uint32_t lldesc_get_chain_length(lldesc_t *head)
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{
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lldesc_t *ds = head;
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uint32_t len = 0;
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while (ds) {
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len += ds->length;
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ds = STAILQ_NEXT(ds, qe);
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}
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return len;
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}
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static inline void lldesc_config(lldesc_t *ds, uint8_t owner, uint8_t eof, uint8_t sosf, uint16_t len)
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{
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ds->owner = owner;
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ds->eof = eof;
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ds->sosf = sosf;
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ds->length = len;
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}
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#define LLDESC_CONFIG(_desc, _owner, _eof, _sosf, _len) do { \
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(_desc)->owner = (_owner); \
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(_desc)->eof = (_eof); \
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(_desc)->sosf = (_sosf); \
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(_desc)->length = (_len); \
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} while(0)
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#define LLDESC_FROM_HOST_CLEANUP(ds) LLDESC_CONFIG((ds), LLDESC_HW_OWNED, 0, 0, 0)
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#define LLDESC_MAC_RX_CLEANUP(ds) LLDESC_CONFIG((ds), LLDESC_HW_OWNED, 0, 0, (ds)->size)
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#define LLDESC_TO_HOST_CLEANUP(ds) LLDESC_CONFIG((ds), LLDESC_HW_OWNED, 0, 0, 0)
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ROM_LLDESC_H_ */
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