1652 lines
44 KiB
C
1652 lines
44 KiB
C
/*
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* Copyright (c) 2006-2023, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Email: opensource_embedded@phytium.com.cn
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*
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* Change Logs:
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* Date Author Notes
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* 2022-07-07 liuzhihong first commit
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* 2023-07-14 liuzhihong support RT-Smart
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*/
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#include "board.h"
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#ifdef BSP_USING_ETH
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#include "mm_aspace.h"
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#ifdef RT_USING_SMART
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#include "ioremap.h"
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#endif
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#ifdef __aarch64__
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#include "faarch64.h"
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#else
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#include "faarch32.h"
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#endif
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#include "drv_xmac.h"
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#define FXMAC_OS_XMAC_DEBUG_TAG "FXMAC_OS_XMAC"
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#define FXMAC_OS_XMAC_PRINT_E(format, ...) FT_DEBUG_PRINT_E(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FXMAC_OS_XMAC_PRINT_I(format, ...) FT_DEBUG_PRINT_I(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FXMAC_OS_XMAC_PRINT_D(format, ...) FT_DEBUG_PRINT_D(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FXMAC_OS_XMAC_PRINT_W(format, ...) FT_DEBUG_PRINT_W(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define LOG_E(format, ...) FT_DEBUG_PRINT_E(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define LOG_I(format, ...) FT_DEBUG_PRINT_I(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define LOG_D(format, ...) FT_DEBUG_PRINT_D(FXMAC_OS_XMAC_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FXMAC_BD_TO_INDEX(ringptr, bdptr) \
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(((uintptr)bdptr - (uintptr)(ringptr)->base_bd_addr) / (ringptr)->separation)
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static char *os_drv_xmac0_name = "e0";
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static void FXmacInitOnError(FXmacOs *instance_p);
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static void FXmacSetupIsr(FXmacOs *instance_p);
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static FXmacOs fxmac_os_instace[FXMAC_NUM] =
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{
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[FXMAC0_ID] = {.config = (0)},
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[FXMAC1_ID] = {.config = (0)},
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[FXMAC2_ID] = {.config = (0)},
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[FXMAC3_ID] = {.config = (0)},
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};
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int isr_calling_flg = 0;
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/* queue */
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void FXmacQueueInit(PqQueue *q)
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{
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FASSERT(q != NULL);
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q->head = q->tail = q->len = 0;
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}
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int FXmacPqEnqueue(PqQueue *q, void *p)
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{
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if (q->len == PQ_QUEUE_SIZE)
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{
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return -1;
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}
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q->data[q->head] = (uintptr)p;
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q->head = (q->head + 1) % PQ_QUEUE_SIZE;
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q->len++;
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return 0;
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}
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void *FXmacPqDequeue(PqQueue *q)
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{
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int ptail;
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if (q->len == 0)
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{
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return NULL;
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}
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ptail = q->tail;
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q->tail = (q->tail + 1) % PQ_QUEUE_SIZE;
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q->len--;
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return (void *)q->data[ptail];
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}
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int FXmacPqQlength(PqQueue *q)
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{
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return q->len;
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}
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/* dma */
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/**
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* @name: IsTxSpaceAvailable
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* @msg: Get the number of free BDs in the Bdrings
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* @param {ethernetif} *ethernetif_p
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* @return {*}
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*/
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static u32 IsTxSpaceAvailable(FXmacOs *instance_p)
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{
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FXmacBdRing *txring;
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u32 freecnt;
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FASSERT(instance_p != NULL);
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txring = &(FXMAC_GET_TXRING(instance_p->instance));
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/* tx space is available as long as there are valid BD's */
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freecnt = FXMAC_BD_RING_GET_FREE_CNT(txring);
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return freecnt;
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}
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/**
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* @name: FXmacProcessSentBds
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* @msg: Free up memory space of pbuf on the send queue
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* @return {*}
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* @param {ethernetif} *ethernetif_p
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* @param {FXmacBdRing} *txring
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*/
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void FXmacProcessSentBds(FXmacOs *instance_p, FXmacBdRing *txring)
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{
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FXmacBd *txbdset;
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FXmacBd *curbdpntr;
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u32 n_bds;
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FError status;
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u32 n_pbufs_freed;
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u32 bdindex;
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struct pbuf *p;
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u32 *temp;
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while (1)
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{
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/* obtain processed BD's */
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n_bds = FXmacBdRingFromHwTx(txring, FXMAX_TX_PBUFS_LENGTH, &txbdset);
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if (n_bds == 0)
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{
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return;
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}
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/* free the processed BD's */
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n_pbufs_freed = n_bds;
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curbdpntr = txbdset;
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while (n_pbufs_freed > 0)
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{
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bdindex = FXMAC_BD_TO_INDEX(txring, curbdpntr);
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temp = (u32 *)curbdpntr;
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*temp = 0; /* Word 0 */
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temp++;
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if (bdindex == (FXMAX_TX_PBUFS_LENGTH - 1))
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{
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*temp = 0xC0000000; /* Word 1 ,used/Wrap – marks last descriptor in transmit buffer descriptor list.*/
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}
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else
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{
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*temp = 0x80000000; /* Word 1 , Used – must be zero for GEM to read data to the transmit buffer.*/
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}
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p = (struct pbuf *)instance_p->buffer.tx_pbufs_storage[bdindex];
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if (p != NULL)
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{
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pbuf_free(p);
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}
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instance_p->buffer.tx_pbufs_storage[bdindex] = (uintptr)NULL;
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curbdpntr = FXMAC_BD_RING_NEXT(txring, curbdpntr);
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n_pbufs_freed--;
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}
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status = FXmacBdRingFree(txring, n_bds, txbdset);
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if (status != FT_SUCCESS)
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{
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FXMAC_OS_XMAC_PRINT_I("Failure while freeing in Tx Done ISR.");
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}
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}
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return;
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}
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void FXmacSendHandler(void *arg)
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{
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FXmacOs *instance_p;
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FXmacBdRing *txringptr;
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u32 regval;
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instance_p = (FXmacOs *)arg;
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txringptr = &(FXMAC_GET_TXRING(instance_p->instance));
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regval = FXMAC_READREG32(instance_p->instance.config.base_address, FXMAC_TXSR_OFFSET);
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FXMAC_WRITEREG32(instance_p->instance.config.base_address, FXMAC_TXSR_OFFSET, regval); /* 清除中断状态位来停止中断 */
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/* If Transmit done interrupt is asserted, process completed BD's */
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FXmacProcessSentBds(instance_p, txringptr);
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}
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FError FXmacSgsend(FXmacOs *instance_p, struct pbuf *p)
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{
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struct pbuf *q;
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u32 n_pbufs;
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FXmacBd *txbdset, *txbd, *last_txbd = NULL;
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FXmacBd *temp_txbd;
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FError status;
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FXmacBdRing *txring;
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u32 bdindex;
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uintptr tx_payload ;
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u32 max_fr_size;
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txring = &(FXMAC_GET_TXRING(instance_p->instance));
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/* first count the number of pbufs */
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for (q = p, n_pbufs = 0; q != NULL; q = q->next)
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{
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n_pbufs++;
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}
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/* obtain as many BD's */
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status = FXmacBdRingAlloc(txring, n_pbufs, &txbdset);
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if (status != FT_SUCCESS)
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{
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FXMAC_OS_XMAC_PRINT_I("sgsend: Error allocating TxBD.");
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return ERR_GENERAL;
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}
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for (q = p, txbd = txbdset; q != NULL; q = q->next)
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{
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bdindex = FXMAC_BD_TO_INDEX(txring, txbd);
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if (instance_p->buffer.tx_pbufs_storage[bdindex])
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{
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FXMAC_OS_XMAC_PRINT_I("txbd %p, txring->base_bd_addr %p", txbd, txring->base_bd_addr);
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FXMAC_OS_XMAC_PRINT_I("PBUFS not available bdindex is %d ", bdindex);
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FXMAC_OS_XMAC_PRINT_I("instance_p->buffer.tx_pbufs_storage[bdindex] %p ", instance_p->buffer.tx_pbufs_storage[bdindex]);
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return ERR_GENERAL;
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}
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/* Send the data from the pbuf to the interface, one pbuf at a
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time. The size of the data in each pbuf is kept in the ->len
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variable. */
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tx_payload = (uintptr)p->payload;
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#ifdef RT_USING_SMART
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tx_payload += PV_OFFSET;
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#endif
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FXMAC_BD_SET_ADDRESS_TX(txbd, (uintptr)tx_payload);
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if (instance_p->config & FXMAC_OS_CONFIG_JUMBO)
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{
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max_fr_size = FXMAC_MAX_FRAME_SIZE_JUMBO;
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}
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else
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{
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max_fr_size = FXMAC_MAX_FRAME_SIZE;
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}
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if (q->len > max_fr_size)
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{
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FXMAC_BD_SET_LENGTH(txbd, max_fr_size & 0x3FFF);
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}
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else
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{
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FXMAC_BD_SET_LENGTH(txbd, q->len & 0x3FFF);
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}
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instance_p->buffer.tx_pbufs_storage[bdindex] = (uintptr)q;
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pbuf_ref(q);
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last_txbd = txbd;
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FXMAC_BD_CLEAR_LAST(txbd);
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txbd = FXMAC_BD_RING_NEXT(txring, txbd);
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}
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FXMAC_BD_SET_LAST(last_txbd);
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/* For fragmented packets, remember the 1st BD allocated for the 1st
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packet fragment. The used bit for this BD should be cleared at the end
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after clearing out used bits for other fragments. For packets without
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just remember the allocated BD. */
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temp_txbd = txbdset;
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txbd = txbdset;
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txbd = FXMAC_BD_RING_NEXT(txring, txbd);
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q = p->next;
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for (; q != NULL; q = q->next)
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{
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FXMAC_BD_CLEAR_TX_USED(txbd);
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txbd = FXMAC_BD_RING_NEXT(txring, txbd);
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}
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FXMAC_BD_CLEAR_TX_USED(temp_txbd);
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status = FXmacBdRingToHw(txring, n_pbufs, txbdset);
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if (status != FT_SUCCESS)
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{
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FXMAC_OS_XMAC_PRINT_I("sgsend: Error submitting TxBD.");
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return ERR_GENERAL;
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}
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/* Start transmit */
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FXMAC_WRITEREG32((instance_p->instance).config.base_address,
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FXMAC_NWCTRL_OFFSET,
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(FXMAC_READREG32(instance_p->instance.config.base_address,
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FXMAC_NWCTRL_OFFSET) |
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FXMAC_NWCTRL_STARTTX_MASK));
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return status;
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}
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void SetupRxBds(FXmacOs *instance_p, FXmacBdRing *rxring)
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{
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FXmacBd *rxbd;
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FError status;
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struct pbuf *p;
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u32 freebds;
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u32 bdindex;
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u32 *temp;
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uintptr_t pl_paddr;
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freebds = FXMAC_BD_RING_GET_FREE_CNT(rxring);
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while (freebds > 0)
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{
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freebds--;
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if (instance_p->config & FXMAC_OS_CONFIG_JUMBO)
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{
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p = pbuf_alloc(PBUF_RAW, FXMAC_MAX_FRAME_SIZE_JUMBO, PBUF_POOL);
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}
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else
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{
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p = pbuf_alloc(PBUF_RAW, FXMAC_MAX_FRAME_SIZE, PBUF_POOL);
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}
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if (!p)
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{
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#if LINK_STATS
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lwip_stats.link.memerr++;
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lwip_stats.link.drop++;
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#endif
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FXMAC_OS_XMAC_PRINT_I("Unable to alloc pbuf in recv_handler.");
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return;
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}
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status = FXmacBdRingAlloc(rxring, 1, &rxbd);
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if (status != FT_SUCCESS)
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{
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FXMAC_OS_XMAC_PRINT_I("SetupRxBds: Error allocating RxBD.");
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pbuf_free(p);
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return;
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}
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status = FXmacBdRingToHw(rxring, 1, rxbd);
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if (status != FT_SUCCESS)
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{
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FXMAC_OS_XMAC_PRINT_I("Error committing RxBD to hardware: ");
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if (status == FXMAC_ERR_SG_LIST)
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{
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FXMAC_OS_XMAC_PRINT_I("XST_DMA_SG_LIST_ERROR: this function was called out of sequence with FXmacBdRingAlloc().");
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}
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else
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{
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FXMAC_OS_XMAC_PRINT_I("Set of BDs was rejected because the first BD did not have its start-of-packet bit set, or the last BD did not have its end-of-packet bit set, or any one of the BD set has 0 as length value.");
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}
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pbuf_free(p);
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FXmacBdRingUnAlloc(rxring, 1, rxbd);
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return;
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}
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bdindex = FXMAC_BD_TO_INDEX(rxring, rxbd);
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temp = (u32 *)rxbd;
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if (bdindex == (FXMAX_RX_PBUFS_LENGTH - 1))
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{
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*temp = 0x00000002;
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}
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else
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{
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*temp = 0;
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}
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temp++;
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*temp = 0;
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pl_paddr = (uintptr)p->payload;
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#ifdef RT_USING_SMART
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pl_paddr += PV_OFFSET;
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#endif
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FXMAC_BD_SET_ADDRESS_RX(rxbd, (uintptr)pl_paddr);
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instance_p->buffer.rx_pbufs_storage[bdindex] = (uintptr)p;
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}
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}
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void FXmacRecvSemaphoreHandler(void *arg)
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{
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FXmacOs *instance_p;
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rt_err_t result;
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if (RT_NULL == arg)
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{
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LOG_E("Args is NULL");
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return;
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}
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instance_p = (FXmacOs *)arg;
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result = eth_device_ready(&(instance_p->parent));
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if (result != RT_EOK)
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{
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LOG_I("RxCpltCallback err = %d", result);
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}
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}
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void FXmacRecvHandler(void *arg)
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{
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struct pbuf *p;
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FXmacBd *rxbdset, *curbdptr;
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FXmacBdRing *rxring;
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volatile u32 bd_processed;
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u32 rx_bytes, k;
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u32 bdindex;
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u32 regval;
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FXmacOs *instance_p;
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FASSERT(arg != NULL);
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instance_p = (FXmacOs *)arg;
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rxring = &FXMAC_GET_RXRING(instance_p->instance);
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/* If Reception done interrupt is asserted, call RX call back function
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to handle the processed BDs and then raise the according flag.*/
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regval = FXMAC_READREG32(instance_p->instance.config.base_address, FXMAC_RXSR_OFFSET);
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FXMAC_WRITEREG32(instance_p->instance.config.base_address, FXMAC_RXSR_OFFSET, regval);
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while (1)
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{
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bd_processed = FXmacBdRingFromHwRx(rxring, FXMAX_RX_PBUFS_LENGTH, &rxbdset);
|
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if (bd_processed <= 0)
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{
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break;
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}
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for (k = 0, curbdptr = rxbdset; k < bd_processed; k++)
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{
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bdindex = FXMAC_BD_TO_INDEX(rxring, curbdptr);
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p = (struct pbuf *)instance_p->buffer.rx_pbufs_storage[bdindex];
|
||
/*
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* Adjust the buffer size to the actual number of bytes received.
|
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*/
|
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if (instance_p->config & FXMAC_OS_CONFIG_JUMBO)
|
||
{
|
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rx_bytes = FXMAC_GET_RX_FRAME_SIZE(curbdptr);
|
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}
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else
|
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{
|
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rx_bytes = FXMAC_BD_GET_LENGTH(curbdptr);
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}
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pbuf_realloc(p, rx_bytes);
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||
|
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/* Invalidate RX frame before queuing to handle
|
||
* L1 cache prefetch conditions on any architecture.
|
||
*/
|
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// FCacheDCacheInvalidateRange((uintptr)p->payload, rx_bytes);
|
||
|
||
/* store it in the receive queue,
|
||
* where it'll be processed by a different handler
|
||
*/
|
||
if (FXmacPqEnqueue(&instance_p->recv_q, (void *)p) < 0)
|
||
{
|
||
#if LINK_STATS
|
||
lwip_stats.link.memerr++;
|
||
lwip_stats.link.drop++;
|
||
#endif
|
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pbuf_free(p);
|
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}
|
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instance_p->buffer.rx_pbufs_storage[bdindex] = (uintptr)NULL;
|
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curbdptr = FXMAC_BD_RING_NEXT(rxring, curbdptr);
|
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}
|
||
|
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/* free up the BD's */
|
||
FXmacBdRingFree(rxring, bd_processed, rxbdset);
|
||
SetupRxBds(instance_p, rxring);
|
||
|
||
}
|
||
|
||
return;
|
||
}
|
||
|
||
|
||
void CleanDmaTxdescs(FXmacOs *instance_p)
|
||
{
|
||
FXmacBd bdtemplate;
|
||
FXmacBdRing *txringptr;
|
||
|
||
txringptr = &FXMAC_GET_TXRING((instance_p->instance));
|
||
FXMAC_BD_CLEAR(&bdtemplate);
|
||
FXMAC_BD_SET_STATUS(&bdtemplate, FXMAC_TXBUF_USED_MASK);
|
||
|
||
FXmacBdRingCreate(txringptr, (uintptr)instance_p->buffer.tx_bdspace,
|
||
(uintptr)instance_p->buffer.tx_bdspace, BD_ALIGNMENT,
|
||
sizeof(instance_p->buffer.tx_bdspace));
|
||
|
||
FXmacBdRingClone(txringptr, &bdtemplate, FXMAC_SEND);
|
||
}
|
||
|
||
FError FXmacInitDma(FXmacOs *instance_p)
|
||
{
|
||
FXmacBd bdtemplate;
|
||
FXmacBdRing *rxringptr, *txringptr;
|
||
FXmacBd *rxbd;
|
||
struct pbuf *p;
|
||
FError status;
|
||
int i;
|
||
u32 bdindex;
|
||
u32 *temp;
|
||
uintptr rx_paddr;
|
||
uintptr tx_paddr;
|
||
uintptr pl_paddr;
|
||
|
||
/*
|
||
* The BDs need to be allocated in uncached memory. Hence the 1 MB
|
||
* address range allocated for Bd_Space is made uncached
|
||
* by setting appropriate attributes in the translation table.
|
||
* The Bd_Space is aligned to 1MB and has a size of 1 MB. This ensures
|
||
* a reserved uncached area used only for BDs.
|
||
*/
|
||
|
||
rxringptr = &FXMAC_GET_RXRING(instance_p->instance);
|
||
txringptr = &FXMAC_GET_TXRING(instance_p->instance);
|
||
FXMAC_OS_XMAC_PRINT_I("rxringptr: 0x%08x", rxringptr);
|
||
FXMAC_OS_XMAC_PRINT_I("txringptr: 0x%08x", txringptr);
|
||
|
||
FXMAC_OS_XMAC_PRINT_I("rx_bdspace: %p ", instance_p->buffer.rx_bdspace);
|
||
FXMAC_OS_XMAC_PRINT_I("tx_bdspace: %p ", instance_p->buffer.tx_bdspace);
|
||
|
||
/* Setup RxBD space. */
|
||
FXMAC_BD_CLEAR(&bdtemplate);
|
||
rx_paddr = (uintptr)instance_p->buffer.rx_bdspace;
|
||
#ifdef RT_USING_SMART
|
||
rx_paddr += PV_OFFSET;
|
||
#endif
|
||
|
||
/* Create the RxBD ring */
|
||
status = FXmacBdRingCreate(rxringptr, (uintptr)rx_paddr,
|
||
(uintptr)instance_p->buffer.rx_bdspace, BD_ALIGNMENT,
|
||
FXMAX_RX_PBUFS_LENGTH);
|
||
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Error setting up RxBD space.");
|
||
return ERR_IF;
|
||
}
|
||
|
||
status = FXmacBdRingClone(rxringptr, &bdtemplate, FXMAC_RECV);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Error initializing RxBD space.");
|
||
return ERR_IF;
|
||
}
|
||
|
||
FXMAC_BD_CLEAR(&bdtemplate);
|
||
FXMAC_BD_SET_STATUS(&bdtemplate, FXMAC_TXBUF_USED_MASK);
|
||
|
||
tx_paddr = (uintptr)instance_p->buffer.tx_bdspace;
|
||
#ifdef RT_USING_SMART
|
||
tx_paddr += PV_OFFSET;
|
||
#endif
|
||
/* Create the TxBD ring */
|
||
status = FXmacBdRingCreate(txringptr, (uintptr)tx_paddr,
|
||
(uintptr)instance_p->buffer.tx_bdspace, BD_ALIGNMENT,
|
||
FXMAX_TX_PBUFS_LENGTH);
|
||
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
return ERR_IF;
|
||
}
|
||
|
||
/* We reuse the bd template, as the same one will work for both rx and tx. */
|
||
status = FXmacBdRingClone(txringptr, &bdtemplate, FXMAC_SEND);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
return ERR_IF;
|
||
}
|
||
|
||
/*
|
||
* Allocate RX descriptors, 1 RxBD at a time.
|
||
*/
|
||
for (i = 0; i < FXMAX_RX_PBUFS_LENGTH; i++)
|
||
{
|
||
if (instance_p->config & FXMAC_OS_CONFIG_JUMBO)
|
||
{
|
||
p = pbuf_alloc(PBUF_RAW, FXMAC_MAX_FRAME_SIZE_JUMBO, PBUF_POOL);
|
||
}
|
||
else
|
||
{
|
||
p = pbuf_alloc(PBUF_RAW, FXMAC_MAX_FRAME_SIZE, PBUF_POOL);
|
||
}
|
||
|
||
if (!p)
|
||
{
|
||
#if LINK_STATS
|
||
lwip_stats.link.memerr++;
|
||
lwip_stats.link.drop++;
|
||
#endif
|
||
FXMAC_OS_XMAC_PRINT_E("Unable to alloc pbuf in InitDma.");
|
||
return ERR_IF;
|
||
}
|
||
status = FXmacBdRingAlloc(rxringptr, 1, &rxbd);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("InitDma: Error allocating RxBD.");
|
||
pbuf_free(p);
|
||
return ERR_IF;
|
||
}
|
||
/* Enqueue to HW */
|
||
status = FXmacBdRingToHw(rxringptr, 1, rxbd);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("Error: committing RxBD to HW.");
|
||
pbuf_free(p);
|
||
FXmacBdRingUnAlloc(rxringptr, 1, rxbd);
|
||
return ERR_IF;
|
||
}
|
||
|
||
bdindex = FXMAC_BD_TO_INDEX(rxringptr, rxbd);
|
||
temp = (u32 *)rxbd;
|
||
*temp = 0;
|
||
if (bdindex == (FXMAX_RX_PBUFS_LENGTH - 1))
|
||
{
|
||
*temp = 0x00000002;
|
||
}
|
||
temp++;
|
||
*temp = 0;
|
||
|
||
pl_paddr = (uintptr)p->payload;
|
||
#ifdef RT_USING_SMART
|
||
pl_paddr += PV_OFFSET;
|
||
#endif
|
||
FXMAC_BD_SET_ADDRESS_RX(rxbd, (uintptr)pl_paddr);
|
||
|
||
instance_p->buffer.rx_pbufs_storage[bdindex] = (uintptr)p;
|
||
}
|
||
|
||
FXmacSetQueuePtr(&(instance_p->instance), instance_p->instance.tx_bd_queue.bdring.phys_base_addr, 0, (u16)FXMAC_SEND);
|
||
FXmacSetQueuePtr(&(instance_p->instance), instance_p->instance.rx_bd_queue.bdring.phys_base_addr, 0, (u16)FXMAC_RECV);
|
||
|
||
return 0;
|
||
}
|
||
|
||
static void FreeOnlyTxPbufs(FXmacOs *instance_p)
|
||
{
|
||
u32 index;
|
||
struct pbuf *p;
|
||
|
||
for (index = 0; index < (FXMAX_TX_PBUFS_LENGTH); index++)
|
||
{
|
||
if (instance_p->buffer.tx_pbufs_storage[index] != 0)
|
||
{
|
||
p = (struct pbuf *)instance_p->buffer.tx_pbufs_storage[index];
|
||
pbuf_free(p);
|
||
instance_p->buffer.tx_pbufs_storage[index] = (uintptr)NULL;
|
||
}
|
||
instance_p->buffer.tx_pbufs_storage[index] = (uintptr)0;
|
||
}
|
||
}
|
||
|
||
|
||
static void FreeOnlyRxPbufs(FXmacOs *instance_p)
|
||
{
|
||
u32 index;
|
||
struct pbuf *p;
|
||
|
||
for (index = 0; index < (FXMAX_RX_PBUFS_LENGTH); index++)
|
||
{
|
||
if (instance_p->buffer.rx_pbufs_storage[index] != 0)
|
||
{
|
||
p = (struct pbuf *)instance_p->buffer.rx_pbufs_storage[index];
|
||
pbuf_free(p);
|
||
instance_p->buffer.rx_pbufs_storage[index] = (uintptr)0;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
static void FreeTxRxPbufs(FXmacOs *instance_p)
|
||
{
|
||
u32 rx_queue_len;
|
||
struct pbuf *p;
|
||
/* first :free PqQueue data */
|
||
rx_queue_len = FXmacPqQlength(&instance_p->recv_q);
|
||
|
||
while (rx_queue_len)
|
||
{
|
||
/* return one packet from receive q */
|
||
p = (struct pbuf *)FXmacPqDequeue(&instance_p->recv_q);
|
||
pbuf_free(p);
|
||
FXMAC_OS_XMAC_PRINT_E("Delete queue %p", p);
|
||
rx_queue_len--;
|
||
}
|
||
FreeOnlyTxPbufs(instance_p);
|
||
FreeOnlyRxPbufs(instance_p);
|
||
|
||
}
|
||
|
||
/* interrupt */
|
||
static void FXmacHandleDmaTxError(FXmacOs *instance_p)
|
||
{
|
||
s32_t status = FT_SUCCESS;
|
||
u32 dmacrreg;
|
||
|
||
FreeTxRxPbufs(instance_p);
|
||
status = FXmacCfgInitialize(&instance_p->instance, &instance_p->instance.config);
|
||
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("In %s:EmacPs Configuration Failed....", __func__);
|
||
}
|
||
|
||
/* initialize the mac */
|
||
FXmacInitOnError(instance_p); /* need to set mac filter address */
|
||
dmacrreg = FXMAC_READREG32(instance_p->instance.config.base_address, FXMAC_DMACR_OFFSET);
|
||
dmacrreg = dmacrreg | (FXMAC_DMACR_ORCE_DISCARD_ON_ERR_MASK); /* force_discard_on_err */
|
||
FXMAC_WRITEREG32(instance_p->instance.config.base_address, FXMAC_DMACR_OFFSET, dmacrreg);
|
||
FXmacSetupIsr(instance_p);
|
||
FXmacInitDma(instance_p);
|
||
|
||
FXmacStart(&instance_p->instance);
|
||
|
||
}
|
||
|
||
void FXmacHandleTxErrors(FXmacOs *instance_p)
|
||
{
|
||
u32 netctrlreg;
|
||
|
||
netctrlreg = FXMAC_READREG32(instance_p->instance.config.base_address,
|
||
FXMAC_NWCTRL_OFFSET);
|
||
netctrlreg = netctrlreg & (~FXMAC_NWCTRL_TXEN_MASK);
|
||
FXMAC_WRITEREG32(instance_p->instance.config.base_address,
|
||
FXMAC_NWCTRL_OFFSET, netctrlreg);
|
||
FreeOnlyTxPbufs(instance_p);
|
||
|
||
CleanDmaTxdescs(instance_p);
|
||
netctrlreg = FXMAC_READREG32(instance_p->instance.config.base_address, FXMAC_NWCTRL_OFFSET);
|
||
netctrlreg = netctrlreg | (FXMAC_NWCTRL_TXEN_MASK);
|
||
FXMAC_WRITEREG32(instance_p->instance.config.base_address, FXMAC_NWCTRL_OFFSET, netctrlreg);
|
||
}
|
||
|
||
void FXmacErrorHandler(void *arg, u8 direction, u32 error_word)
|
||
{
|
||
FXmacBdRing *rxring;
|
||
FXmacBdRing *txring;
|
||
FXmacOs *instance_p;
|
||
|
||
instance_p = (FXmacOs *)arg;
|
||
rxring = &FXMAC_GET_RXRING(instance_p->instance);
|
||
txring = &FXMAC_GET_TXRING(instance_p->instance);
|
||
|
||
if (error_word != 0)
|
||
{
|
||
switch (direction)
|
||
{
|
||
case FXMAC_RECV:
|
||
if (error_word & FXMAC_RXSR_HRESPNOK_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Receive DMA error.");
|
||
FXmacHandleDmaTxError(instance_p);
|
||
}
|
||
if (error_word & FXMAC_RXSR_RXOVR_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Receive over run.");
|
||
FXmacRecvHandler(instance_p);
|
||
SetupRxBds(instance_p, rxring);
|
||
}
|
||
if (error_word & FXMAC_RXSR_BUFFNA_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Receive buffer not available.");
|
||
FXmacRecvHandler(arg);
|
||
SetupRxBds(instance_p, rxring);
|
||
}
|
||
break;
|
||
case FXMAC_SEND:
|
||
if (error_word & FXMAC_TXSR_HRESPNOK_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Transmit DMA error.");
|
||
FXmacHandleDmaTxError(instance_p);
|
||
}
|
||
if (error_word & FXMAC_TXSR_URUN_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Transmit under run.");
|
||
FXmacHandleTxErrors(instance_p);
|
||
}
|
||
if (error_word & FXMAC_TXSR_BUFEXH_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Transmit buffer exhausted.");
|
||
FXmacHandleTxErrors(instance_p);
|
||
}
|
||
if (error_word & FXMAC_TXSR_RXOVR_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Transmit retry excessed limits.");
|
||
FXmacHandleTxErrors(instance_p);
|
||
}
|
||
if (error_word & FXMAC_TXSR_FRAMERX_MASK)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Transmit collision.");
|
||
FXmacProcessSentBds(instance_p, txring);
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
void FXmacLinkChange(void *arg)
|
||
{
|
||
u32 ctrl;
|
||
u32 link, link_status;
|
||
u32 speed;
|
||
u32 speed_bit;
|
||
u32 duplex;
|
||
FXmac *xmac_p;
|
||
FXmacOs *instance_p;
|
||
|
||
instance_p = (FXmacOs *)arg;
|
||
xmac_p = &instance_p->instance;
|
||
|
||
if (xmac_p->config.interface == FXMAC_PHY_INTERFACE_MODE_SGMII)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("xmac_p->config.base_address is %p", xmac_p->config.base_address);
|
||
ctrl = FXMAC_READREG32(xmac_p->config.base_address, FXMAC_PCS_AN_LP_OFFSET);
|
||
link = (ctrl & FXMAC_PCS_LINK_PARTNER_NEXT_PAGE_STATUS) >> 15;
|
||
FXMAC_OS_XMAC_PRINT_I("Link status is 0x%x", link);
|
||
|
||
switch (link)
|
||
{
|
||
case 0:
|
||
link_status = FXMAC_LINKDOWN;
|
||
break;
|
||
case 1:
|
||
link_status = FXMAC_LINKUP;
|
||
break;
|
||
default:
|
||
FXMAC_OS_XMAC_PRINT_E("Link status is error 0x%x ", link);
|
||
return;
|
||
}
|
||
|
||
if (xmac_p->config.auto_neg == 0)
|
||
{
|
||
if (link_status == FXMAC_LINKUP)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("No neg link up (%d/%s)", xmac_p->config.speed, xmac_p->config.duplex == 1 ? "FULL" : "Half");
|
||
xmac_p->link_status = FXMAC_NEGOTIATING;
|
||
}
|
||
else
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("No neg link down.");
|
||
xmac_p->link_status = FXMAC_LINKDOWN;
|
||
}
|
||
}
|
||
|
||
/* read sgmii reg to get status */
|
||
ctrl = FXMAC_READREG32(xmac_p->config.base_address, FXMAC_PCS_AN_LP_OFFSET);
|
||
speed_bit = (ctrl & FXMAC_PCS_AN_LP_SPEED) >> FXMAC_PCS_AN_LP_SPEED_OFFSET;
|
||
duplex = (ctrl & FXMAC_PCS_AN_LP_DUPLEX) >> FXMAC_PCS_AN_LP_DUPLEX_OFFSET;
|
||
|
||
if (speed_bit == 2)
|
||
{
|
||
speed = FXMAC_SPEED_1000;
|
||
}
|
||
else if (speed_bit == 1)
|
||
{
|
||
speed = FXMAC_SPEED_100;
|
||
}
|
||
else
|
||
{
|
||
speed = FXMAC_SPEED_10;
|
||
}
|
||
|
||
if (link_status != xmac_p->link_status)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Sgmii link_status has changed.");
|
||
}
|
||
|
||
/* add erase NCFGR config */
|
||
if ((speed != xmac_p->config.speed) || (duplex != xmac_p->config.duplex))
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("Sgmii link_status has changed.");
|
||
FXMAC_OS_XMAC_PRINT_I("New speed is %d, duplex is %d", speed, duplex);
|
||
}
|
||
|
||
if (link_status == FXMAC_LINKUP)
|
||
{
|
||
if (link_status != xmac_p->link_status)
|
||
{
|
||
xmac_p->link_status = FXMAC_NEGOTIATING;
|
||
FXMAC_OS_XMAC_PRINT_I("Need NEGOTIATING.");
|
||
}
|
||
}
|
||
else
|
||
{
|
||
xmac_p->link_status = link_status;
|
||
FXMAC_OS_XMAC_PRINT_I("Change status is 0x%x", link_status);
|
||
}
|
||
}
|
||
}
|
||
|
||
/* phy */
|
||
|
||
/**
|
||
* @name: FXmacPhyLinkDetect
|
||
* @msg: Get current link status
|
||
* @note:
|
||
* @param {FXmac} *fxmac_p
|
||
* @param {u32} phy_addr
|
||
* @return {*} 1 is link up , 0 is link down
|
||
*/
|
||
static u32 FXmacPhyLinkDetect(FXmac *xmac_p, u32 phy_addr)
|
||
{
|
||
u16 status;
|
||
|
||
/* Read Phy Status register twice to get the confirmation of the current
|
||
* link status.
|
||
*/
|
||
|
||
FXmacPhyRead(xmac_p, phy_addr, PHY_STATUS_REG_OFFSET, &status);
|
||
|
||
if (status & PHY_STAT_LINK_STATUS)
|
||
{
|
||
return 1;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
static u32 FXmacPhyAutonegStatus(FXmac *xmac_p, u32 phy_addr)
|
||
{
|
||
u16 status;
|
||
|
||
/* Read Phy Status register twice to get the confirmation of the current
|
||
* link status.
|
||
*/
|
||
FXmacPhyRead(xmac_p, phy_addr, PHY_STATUS_REG_OFFSET, &status);
|
||
|
||
if (status & PHY_STATUS_AUTONEGOTIATE_COMPLETE)
|
||
{
|
||
return 1;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
enum lwip_port_link_status FXmacLwipPortLinkDetect(FXmacOs *instance_p)
|
||
{
|
||
u32 phy_link_status;
|
||
FXmac *xmac_p = &instance_p->instance;
|
||
|
||
if (xmac_p->is_ready != (u32)FT_COMPONENT_IS_READY)
|
||
{
|
||
return ETH_LINK_UNDEFINED;
|
||
}
|
||
|
||
phy_link_status = FXmacPhyLinkDetect(xmac_p, xmac_p->phy_address);
|
||
|
||
if ((xmac_p->link_status == FXMAC_LINKUP) && (!phy_link_status))
|
||
{
|
||
xmac_p->link_status = FXMAC_LINKDOWN;
|
||
}
|
||
|
||
switch (xmac_p->link_status)
|
||
{
|
||
case FXMAC_LINKUP:
|
||
return ETH_LINK_UP;
|
||
case FXMAC_LINKDOWN:
|
||
xmac_p->link_status = FXMAC_NEGOTIATING;
|
||
FXMAC_OS_XMAC_PRINT_D("Ethernet Link down.");
|
||
return ETH_LINK_DOWN;
|
||
case FXMAC_NEGOTIATING:
|
||
if ((phy_link_status == FXMAC_LINKUP) && FXmacPhyAutonegStatus(xmac_p, xmac_p->phy_address))
|
||
{
|
||
err_t phy_ret;
|
||
phy_ret = FXmacPhyInit(xmac_p, xmac_p->config.speed, xmac_p->config.duplex, xmac_p->config.auto_neg);
|
||
|
||
if (phy_ret != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("FXmacPhyInit is error.");
|
||
return ETH_LINK_DOWN;
|
||
}
|
||
FXmacSelectClk(xmac_p);
|
||
FXmacInitInterface(xmac_p);
|
||
|
||
/* Initiate Phy setup to get link speed */
|
||
xmac_p->link_status = FXMAC_LINKUP;
|
||
FXMAC_OS_XMAC_PRINT_D("Ethernet Link up.");
|
||
return ETH_LINK_UP;
|
||
}
|
||
return ETH_LINK_DOWN;
|
||
default:
|
||
return ETH_LINK_DOWN;
|
||
}
|
||
}
|
||
|
||
enum lwip_port_link_status FXmacPhyReconnect(FXmacOs *instance_p)
|
||
{
|
||
FXmac *xmac_p;
|
||
|
||
xmac_p = &instance_p->instance;
|
||
|
||
if (xmac_p->config.interface == FXMAC_PHY_INTERFACE_MODE_SGMII)
|
||
{
|
||
rt_hw_interrupt_mask(xmac_p->config.queue_irq_num[0]);
|
||
if (xmac_p->link_status == FXMAC_NEGOTIATING)
|
||
{
|
||
/* auto negotiation again*/
|
||
err_t phy_ret;
|
||
phy_ret = FXmacPhyInit(xmac_p, xmac_p->config.speed, xmac_p->config.duplex, xmac_p->config.auto_neg);
|
||
if (phy_ret != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_I("FXmacPhyInit is error.");
|
||
rt_hw_interrupt_umask(xmac_p->config.queue_irq_num[0]);
|
||
return ETH_LINK_DOWN;
|
||
}
|
||
FXmacSelectClk(xmac_p);
|
||
FXmacInitInterface(xmac_p);
|
||
xmac_p->link_status = FXMAC_LINKUP;
|
||
}
|
||
|
||
rt_hw_interrupt_umask(xmac_p->config.queue_irq_num[0]);
|
||
|
||
switch (xmac_p->link_status)
|
||
{
|
||
case FXMAC_LINKDOWN:
|
||
return ETH_LINK_DOWN;
|
||
case FXMAC_LINKUP:
|
||
return ETH_LINK_UP;
|
||
default:
|
||
return ETH_LINK_DOWN;
|
||
}
|
||
}
|
||
else if ((xmac_p->config.interface == FXMAC_PHY_INTERFACE_MODE_RMII) || (xmac_p->config.interface == FXMAC_PHY_INTERFACE_MODE_RGMII))
|
||
{
|
||
return FXmacLwipPortLinkDetect(instance_p);
|
||
}
|
||
else
|
||
{
|
||
switch (xmac_p->link_status)
|
||
{
|
||
case FXMAC_LINKDOWN:
|
||
return ETH_LINK_DOWN;
|
||
case FXMAC_LINKUP:
|
||
return ETH_LINK_UP;
|
||
default:
|
||
return ETH_LINK_DOWN;
|
||
}
|
||
}
|
||
}
|
||
|
||
static void FxmacOsIntrHandler(s32 vector, void *args)
|
||
{
|
||
isr_calling_flg++;
|
||
FXmacIntrHandler(vector, args);
|
||
isr_calling_flg--;
|
||
}
|
||
|
||
static void FXmacSetupIsr(FXmacOs *instance_p)
|
||
{
|
||
u32 cpu_id;
|
||
GetCpuId(&cpu_id);
|
||
|
||
/* Setup callbacks */
|
||
FXmacSetHandler(&instance_p->instance, FXMAC_HANDLER_DMASEND, FXmacSendHandler, instance_p);
|
||
FXmacSetHandler(&instance_p->instance, FXMAC_HANDLER_DMARECV, FXmacRecvSemaphoreHandler, instance_p);
|
||
FXmacSetHandler(&instance_p->instance, FXMAC_HANDLER_ERROR, FXmacErrorHandler, instance_p);
|
||
FXmacSetHandler(&instance_p->instance, FXMAC_HANDLER_LINKCHANGE, FXmacLinkChange, instance_p);
|
||
|
||
rt_hw_interrupt_install(instance_p->instance.config.queue_irq_num[0], FxmacOsIntrHandler, &instance_p->instance, "fxmac");
|
||
rt_hw_interrupt_umask(instance_p->instance.config.queue_irq_num[0]);
|
||
}
|
||
|
||
/* init fxmac instance */
|
||
|
||
static void FXmacInitOnError(FXmacOs *instance_p)
|
||
{
|
||
FXmac *xmac_p;
|
||
u32 status = FT_SUCCESS;
|
||
xmac_p = &instance_p->instance;
|
||
|
||
/* set mac address */
|
||
status = FXmacSetMacAddress(xmac_p, (void *)(instance_p->hwaddr), 1);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("In %s:Emac Mac Address set failed...", __func__);
|
||
}
|
||
}
|
||
|
||
/* step 1: initialize instance */
|
||
/* step 2: depend on config set some options : JUMBO / IGMP */
|
||
/* step 3: FXmacSelectClk */
|
||
/* step 4: FXmacInitInterface */
|
||
/* step 5: initialize phy */
|
||
/* step 6: initialize dma */
|
||
/* step 7: initialize interrupt */
|
||
/* step 8: start mac */
|
||
|
||
FError FXmacOsInit(FXmacOs *instance_p)
|
||
{
|
||
FXmacConfig mac_config;
|
||
FXmacConfig *mac_config_p;
|
||
FXmacPhyInterface interface = FXMAC_PHY_INTERFACE_MODE_SGMII;
|
||
FXmac *xmac_p;
|
||
u32 dmacrreg;
|
||
FError status;
|
||
FASSERT(instance_p != NULL);
|
||
FASSERT(instance_p->mac_config.instance_id < FXMAC_NUM);
|
||
|
||
xmac_p = &instance_p->instance;
|
||
FXMAC_OS_XMAC_PRINT_I("instance_id IS %d", instance_p->mac_config.instance_id);
|
||
mac_config_p = FXmacLookupConfig(instance_p->mac_config.instance_id);
|
||
if (mac_config_p == NULL)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("FXmacLookupConfig is error , instance_id is %d", instance_p->mac_config.instance_id);
|
||
return FREERTOS_XMAC_INIT_ERROR;
|
||
}
|
||
#ifdef RT_USING_SMART
|
||
mac_config_p->base_address = (uintptr)rt_ioremap((void *)mac_config_p->base_address, 0x2000);
|
||
#endif
|
||
mac_config = *mac_config_p;
|
||
switch (instance_p->mac_config.interface)
|
||
{
|
||
case FXMAC_OS_INTERFACE_SGMII:
|
||
interface = FXMAC_PHY_INTERFACE_MODE_SGMII;
|
||
FXMAC_OS_XMAC_PRINT_I("SGMII select.");
|
||
break;
|
||
case FXMAC_OS_INTERFACE_RMII:
|
||
interface = FXMAC_PHY_INTERFACE_MODE_RMII;
|
||
FXMAC_OS_XMAC_PRINT_I("RMII select.");
|
||
break;
|
||
case FXMAC_OS_INTERFACE_RGMII:
|
||
FXMAC_OS_XMAC_PRINT_I("RGMII select.");
|
||
interface = FXMAC_PHY_INTERFACE_MODE_RGMII;
|
||
break;
|
||
default:
|
||
FXMAC_OS_XMAC_PRINT_E("Update interface is error , interface is %d", instance_p->mac_config.instance_id);
|
||
return FREERTOS_XMAC_INIT_ERROR;
|
||
}
|
||
mac_config.interface = interface;
|
||
|
||
if (instance_p->mac_config.autonegotiation)
|
||
{
|
||
mac_config.auto_neg = 1;
|
||
}
|
||
else
|
||
{
|
||
mac_config.auto_neg = 0;
|
||
}
|
||
|
||
switch (instance_p->mac_config.phy_speed)
|
||
{
|
||
case FXMAC_PHY_SPEED_10M:
|
||
mac_config.speed = FXMAC_SPEED_10;
|
||
break;
|
||
case FXMAC_PHY_SPEED_100M:
|
||
mac_config.speed = FXMAC_SPEED_100;
|
||
break;
|
||
case FXMAC_PHY_SPEED_1000M:
|
||
mac_config.speed = FXMAC_SPEED_1000;
|
||
break;
|
||
default:
|
||
FXMAC_OS_XMAC_PRINT_E("Setting speed is not valid , speed is %d", instance_p->mac_config.phy_speed);
|
||
return FREERTOS_XMAC_INIT_ERROR;
|
||
}
|
||
|
||
switch (instance_p->mac_config.phy_duplex)
|
||
{
|
||
case FXMAC_PHY_HALF_DUPLEX:
|
||
mac_config.duplex = 0;
|
||
break;
|
||
case FXMAC_PHY_FULL_DUPLEX:
|
||
mac_config.duplex = 1;
|
||
break;
|
||
}
|
||
|
||
status = FXmacCfgInitialize(xmac_p, &mac_config);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("In %s:EmacPs Configuration Failed....", __func__);
|
||
}
|
||
|
||
if (instance_p->config & FXMAC_OS_CONFIG_JUMBO)
|
||
{
|
||
FXmacSetOptions(xmac_p, FXMAC_JUMBO_ENABLE_OPTION, 0);
|
||
}
|
||
|
||
if (instance_p->config & FXMAC_OS_CONFIG_MULTICAST_ADDRESS_FILITER)
|
||
{
|
||
FXmacSetOptions(xmac_p, FXMAC_MULTICAST_OPTION, 0);
|
||
}
|
||
|
||
/* enable copy all frames */
|
||
if (instance_p->config & FXMAC_OS_CONFIG_COPY_ALL_FRAMES)
|
||
{
|
||
FXmacSetOptions(xmac_p, FXMAC_PROMISC_OPTION, 0);
|
||
}
|
||
|
||
status = FXmacSetMacAddress(xmac_p, (void *)(instance_p->hwaddr), 0);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("In %s:Emac Mac Address set failed...", __func__);
|
||
}
|
||
|
||
/* close fcs check */
|
||
if (instance_p->config & FXMAC_OS_CONFIG_CLOSE_FCS_CHECK)
|
||
{
|
||
FXmacSetOptions(xmac_p, FXMAC_FCS_STRIP_OPTION, 0);
|
||
}
|
||
|
||
/* initialize phy */
|
||
status = FXmacPhyInit(xmac_p, xmac_p->config.speed, xmac_p->config.duplex, xmac_p->config.auto_neg);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_W("FXmacPhyInit is error.");
|
||
}
|
||
|
||
FXmacSelectClk(xmac_p);
|
||
FXmacInitInterface(xmac_p);
|
||
|
||
/* initialize dma */
|
||
dmacrreg = FXMAC_READREG32(xmac_p->config.base_address, FXMAC_DMACR_OFFSET);
|
||
dmacrreg &= (~(FXMAC_DMACR_BLENGTH_MASK));
|
||
dmacrreg |= (FXMAC_DMACR_INCR16_AHB_AXI_BURST); /* Attempt to use bursts of up to 16. */
|
||
FXMAC_WRITEREG32(xmac_p->config.base_address, FXMAC_DMACR_OFFSET, dmacrreg);
|
||
FXmacInitDma(instance_p);
|
||
|
||
|
||
/* initialize interrupt */
|
||
FXmacSetupIsr(instance_p);
|
||
|
||
return FT_SUCCESS;
|
||
}
|
||
|
||
|
||
|
||
|
||
/**
|
||
* @name: FXmacOsRx
|
||
* @msg: struct pbuf *FXmacOsRx(FXmacOs *instance_p)
|
||
* @return {*}
|
||
* @note:
|
||
* @param {FXmacOs} *instance_p
|
||
*/
|
||
struct pbuf *FXmacOsRx(FXmacOs *instance_p)
|
||
{
|
||
FASSERT(instance_p != NULL);
|
||
struct pbuf *p;
|
||
|
||
/* see if there is data to process */
|
||
if (FXmacPqQlength(&instance_p->recv_q) == 0)
|
||
{
|
||
return NULL;
|
||
}
|
||
/* return one packet from receive q */
|
||
p = (struct pbuf *)FXmacPqDequeue(&instance_p->recv_q);
|
||
|
||
return p;
|
||
}
|
||
|
||
static FError FXmacOsOutput(FXmacOs *instance_p, struct pbuf *p)
|
||
{
|
||
FError status;
|
||
|
||
status = FXmacSgsend(instance_p, p);
|
||
if (status != FT_SUCCESS)
|
||
{
|
||
#if LINK_STATS
|
||
lwip_stats.link.drop++;
|
||
#endif
|
||
}
|
||
|
||
#if LINK_STATS
|
||
lwip_stats.link.xmit++;
|
||
#endif /* LINK_STATS */
|
||
|
||
return status;
|
||
}
|
||
|
||
FError FXmacOsTx(FXmacOs *instance_p, void *tx_buf)
|
||
{
|
||
u32 freecnt;
|
||
FXmacBdRing *txring;
|
||
FError ret;
|
||
struct pbuf *p;
|
||
FASSERT(instance_p != NULL);
|
||
if (tx_buf == NULL)
|
||
{
|
||
FXMAC_OS_XMAC_PRINT_E("tx_buf is null.");
|
||
return FREERTOS_XMAC_PARAM_ERROR;
|
||
}
|
||
|
||
p = tx_buf;
|
||
|
||
/* check if space is available to send */
|
||
freecnt = IsTxSpaceAvailable(instance_p);
|
||
|
||
if (freecnt <= 5)
|
||
{
|
||
txring = &(FXMAC_GET_TXRING(instance_p->instance));
|
||
FXmacProcessSentBds(instance_p, txring);
|
||
}
|
||
|
||
if (IsTxSpaceAvailable(instance_p))
|
||
{
|
||
FXmacOsOutput(instance_p, p);
|
||
ret = FT_SUCCESS;
|
||
}
|
||
else
|
||
{
|
||
#if LINK_STATS
|
||
lwip_stats.link.drop++;
|
||
#endif
|
||
FXMAC_OS_XMAC_PRINT_E("Pack dropped, no space.");
|
||
ret = FREERTOS_XMAC_NO_VALID_SPACE;
|
||
}
|
||
|
||
return ret;
|
||
}
|
||
|
||
FXmacOs *FXmacOsGetInstancePointer(FXmacOsControl *config_p)
|
||
{
|
||
FXmacOs *instance_p;
|
||
FASSERT(config_p != NULL);
|
||
FASSERT(config_p->instance_id < FXMAC_NUM);
|
||
FASSERT_MSG(config_p->interface < FXMAC_OS_INTERFACE_LENGTH, "config_p->interface %d is over %d", config_p->interface, FXMAC_OS_INTERFACE_LENGTH);
|
||
FASSERT_MSG(config_p->autonegotiation <= 1, "config_p->autonegotiation %d is over 1", config_p->autonegotiation);
|
||
FASSERT_MSG(config_p->phy_speed <= FXMAC_PHY_SPEED_1000M, "config_p->phy_speed %d is over 1000", config_p->phy_speed);
|
||
FASSERT_MSG(config_p->phy_duplex <= FXMAC_PHY_FULL_DUPLEX, "config_p->phy_duplex %d is over FXMAC_PHY_FULL_DUPLEX", config_p->phy_duplex);
|
||
|
||
instance_p = &fxmac_os_instace[config_p->instance_id];
|
||
memcpy(&instance_p->mac_config, config_p, sizeof(FXmacOsControl));
|
||
return instance_p;
|
||
}
|
||
|
||
void FXmacOsStart(FXmacOs *instance_p)
|
||
{
|
||
FASSERT(instance_p != NULL);
|
||
|
||
/* start mac */
|
||
FXmacStart(&instance_p->instance);
|
||
}
|
||
|
||
static rt_err_t rt_xmac_init(rt_device_t dev)
|
||
{
|
||
|
||
struct eth_device *pXmacParent;
|
||
FXmacOs *pOsMac;
|
||
|
||
FError ret;
|
||
|
||
pXmacParent = rt_container_of(dev, struct eth_device, parent);
|
||
if (NULL == pXmacParent)
|
||
{
|
||
return -RT_ENOMEM;
|
||
}
|
||
|
||
pOsMac = rt_container_of(pXmacParent, FXmacOs, parent);
|
||
if (NULL == pOsMac)
|
||
{
|
||
return -RT_ENOMEM;
|
||
}
|
||
|
||
|
||
ret = FXmacOsInit(pOsMac);
|
||
|
||
if (ret != FT_SUCCESS)
|
||
{
|
||
LOG_E("FXmacOsInit is error\r\n");
|
||
return -RT_ERROR;
|
||
}
|
||
rt_kprintf("FXMAC OS Init Success!\n");
|
||
|
||
|
||
return RT_EOK;
|
||
}
|
||
|
||
static rt_err_t rt_xmac_open(rt_device_t dev, rt_uint16_t oflag)
|
||
{
|
||
LOG_D("xmac open");
|
||
return RT_EOK;
|
||
}
|
||
|
||
static rt_err_t rt_xmac_close(rt_device_t dev)
|
||
{
|
||
LOG_D("xmac close");
|
||
return RT_EOK;
|
||
}
|
||
|
||
static rt_ssize_t rt_xmac_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
|
||
{
|
||
LOG_D("xmac read");
|
||
rt_set_errno(-RT_ENOSYS);
|
||
return 0;
|
||
}
|
||
|
||
static rt_ssize_t rt_xmac_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
|
||
{
|
||
LOG_D("xmac write");
|
||
rt_set_errno(-RT_ENOSYS);
|
||
return 0;
|
||
}
|
||
|
||
static rt_err_t rt_xmac_control(rt_device_t dev, int cmd, void *args)
|
||
{
|
||
|
||
FXmacOs *pOsMac;
|
||
struct eth_device *pXmacParent;
|
||
|
||
|
||
pXmacParent = rt_container_of(dev, struct eth_device, parent);
|
||
|
||
if (NULL == pXmacParent)
|
||
{
|
||
return -RT_ENOMEM;
|
||
}
|
||
|
||
pOsMac = rt_container_of(pXmacParent, FXmacOs, parent);
|
||
if (NULL == pOsMac)
|
||
{
|
||
return -RT_ENOMEM;
|
||
}
|
||
switch (cmd)
|
||
{
|
||
case NIOCTL_GADDR:
|
||
/* get mac address */
|
||
if (args)
|
||
{
|
||
rt_memcpy(args, pOsMac->hwaddr, 6);
|
||
}
|
||
|
||
else
|
||
return -RT_ERROR;
|
||
break;
|
||
|
||
default:
|
||
break;
|
||
}
|
||
|
||
return RT_EOK;
|
||
}
|
||
|
||
rt_err_t rt_xmac_tx(rt_device_t dev, struct pbuf *p)
|
||
{
|
||
FXmacOs *pOsMac;
|
||
struct eth_device *pXmacParent;
|
||
rt_base_t level;
|
||
FError ret;
|
||
|
||
pXmacParent = rt_container_of(dev, struct eth_device, parent);
|
||
if (NULL == pXmacParent)
|
||
{
|
||
return -RT_ENOMEM;
|
||
}
|
||
|
||
pOsMac = rt_container_of(pXmacParent, FXmacOs, parent);
|
||
if (NULL == pOsMac)
|
||
{
|
||
return -RT_ENOMEM;
|
||
}
|
||
|
||
|
||
level = rt_hw_interrupt_disable();
|
||
#if RT_LWIP_ETH_PAD_SIZE
|
||
pbuf_header(p, -RT_LWIP_ETH_PAD_SIZE); /* reclaim the padding word */
|
||
#endif
|
||
ret = FXmacOsTx(pOsMac, p);
|
||
#if RT_LWIP_ETH_PAD_SIZE
|
||
pbuf_header(p, ETH_PAD_SIZE); /* reclaim the padding word */
|
||
#endif
|
||
rt_hw_interrupt_enable(level);
|
||
|
||
if (ret != FT_SUCCESS)
|
||
{
|
||
return ERR_MEM;
|
||
}
|
||
|
||
return RT_EOK;
|
||
|
||
}
|
||
|
||
struct pbuf *rt_xmac_rx(rt_device_t dev)
|
||
{
|
||
FXmacOs *pOsMac;
|
||
struct eth_device *pXmacParent;
|
||
struct pbuf *p;
|
||
rt_base_t level;
|
||
|
||
pXmacParent = rt_container_of(dev, struct eth_device, parent);
|
||
if (NULL == pXmacParent)
|
||
{
|
||
return RT_NULL;
|
||
}
|
||
|
||
pOsMac = rt_container_of(pXmacParent, FXmacOs, parent);
|
||
if (NULL == pOsMac)
|
||
{
|
||
return RT_NULL;
|
||
}
|
||
|
||
level = rt_hw_interrupt_disable();
|
||
FXmacRecvHandler(pOsMac);
|
||
p = FXmacOsRx(pOsMac);
|
||
rt_hw_interrupt_enable(level);
|
||
return p;
|
||
}
|
||
|
||
|
||
enum lwip_port_link_status eth_link_detect(FXmacOs *instance_p)
|
||
{
|
||
if (instance_p->instance.is_ready != FT_COMPONENT_IS_READY)
|
||
{
|
||
return ETH_LINK_UNDEFINED;
|
||
}
|
||
|
||
return FXmacPhyReconnect(instance_p);
|
||
}
|
||
|
||
|
||
static void ethernet_link_thread(void *Args)
|
||
{
|
||
FXmacOs *pOsMac;
|
||
static int is_link_up = 0;
|
||
if (RT_NULL == Args)
|
||
{
|
||
return;
|
||
}
|
||
|
||
pOsMac = (FXmacOs *)Args;
|
||
|
||
while (1)
|
||
{
|
||
/* Call eth_link_detect() every 10ms to detect Ethernet link
|
||
* change.
|
||
*/
|
||
|
||
switch (eth_link_detect(pOsMac))
|
||
{
|
||
case ETH_LINK_UP:
|
||
if (is_link_up == 0)
|
||
{
|
||
rt_kprintf("link up\n");
|
||
is_link_up = 1;
|
||
eth_device_linkchange(&pOsMac->parent, RT_TRUE);
|
||
}
|
||
break;
|
||
case ETH_LINK_DOWN:
|
||
default:
|
||
if (is_link_up == 1)
|
||
{
|
||
rt_kprintf("link down\n");
|
||
is_link_up = 0;
|
||
eth_device_linkchange(&pOsMac->parent, RT_FALSE);
|
||
}
|
||
break;
|
||
}
|
||
rt_thread_mdelay(10);
|
||
}
|
||
}
|
||
|
||
|
||
|
||
|
||
static int rt_hw_xmac_init(FXmacOs *pOsMac, const char *name)
|
||
{
|
||
rt_err_t state = RT_EOK;
|
||
|
||
pOsMac->parent.parent.init = rt_xmac_init;
|
||
pOsMac->parent.parent.open = rt_xmac_open;
|
||
pOsMac->parent.parent.close = rt_xmac_close;
|
||
pOsMac->parent.parent.read = rt_xmac_read;
|
||
pOsMac->parent.parent.write = rt_xmac_write;
|
||
pOsMac->parent.parent.control = rt_xmac_control;
|
||
pOsMac->parent.parent.user_data = RT_NULL;
|
||
|
||
pOsMac->parent.eth_rx = rt_xmac_rx;
|
||
pOsMac->parent.eth_tx = rt_xmac_tx;
|
||
|
||
pOsMac->hwaddr[0] = 0x98;
|
||
pOsMac->hwaddr[1] = 0x0e;
|
||
pOsMac->hwaddr[2] = 0x24;
|
||
pOsMac->hwaddr[3] = 0x00;
|
||
pOsMac->hwaddr[4] = 0x11;
|
||
pOsMac->hwaddr[5] = 0;
|
||
|
||
/* register eth device */
|
||
state = eth_device_init(&(pOsMac->parent), name);
|
||
if (RT_EOK != state)
|
||
{
|
||
LOG_E("xmac device init faild: %d", state);
|
||
return -RT_ERROR;
|
||
}
|
||
rt_kprintf("Xmac0 Initiailized!\n");
|
||
|
||
|
||
state = rt_thread_init(&pOsMac->_link_thread,
|
||
"e0_link_detect",
|
||
ethernet_link_thread,
|
||
pOsMac,
|
||
&pOsMac->_link_thread_stack[0],
|
||
sizeof(pOsMac->_link_thread_stack),
|
||
10, 2);
|
||
if (RT_EOK == state)
|
||
{
|
||
rt_thread_startup(&pOsMac->_link_thread);
|
||
}
|
||
else
|
||
{
|
||
LOG_E("rt_thread_init is error");
|
||
return -RT_ERROR;
|
||
}
|
||
|
||
FXmacOsStart(pOsMac);
|
||
|
||
return RT_EOK;
|
||
}
|
||
static int rt_hw_xmac_eth_init(void)
|
||
{
|
||
rt_err_t state = RT_EOK;
|
||
FXmacOsControl os_config;
|
||
FXmacOs *pOsMac;
|
||
|
||
|
||
/* os_config initialize，need to be set manually here */
|
||
os_config.instance_id = 0;
|
||
os_config.interface = FXMAC_OS_INTERFACE_SGMII;
|
||
os_config.autonegotiation = 1; /* 1 is autonegotiation ,0 is manually set */
|
||
os_config.phy_speed = FXMAC_PHY_SPEED_1000M; /* FXMAC_PHY_SPEED_XXX */
|
||
os_config.phy_duplex = FXMAC_PHY_FULL_DUPLEX; /* FXMAC_PHY_XXX_DUPLEX */
|
||
|
||
pOsMac = FXmacOsGetInstancePointer(&os_config);
|
||
if (pOsMac == NULL)
|
||
{
|
||
LOG_E("FXmacOsGetInstancePointer is error\r\n");
|
||
return -RT_ERROR;
|
||
}
|
||
|
||
state = rt_hw_xmac_init(pOsMac, os_drv_xmac0_name);
|
||
if (RT_EOK != state)
|
||
{
|
||
goto __exit;
|
||
}
|
||
|
||
|
||
__exit:
|
||
return state;
|
||
}
|
||
INIT_DEVICE_EXPORT(rt_hw_xmac_eth_init);
|
||
|
||
#endif
|
||
|
||
|