145 lines
4.1 KiB
C
145 lines
4.1 KiB
C
|
/*
|
||
|
* Copyright (c) 2010-2013 Xilinx, Inc. All rights reserved.
|
||
|
*
|
||
|
* Xilinx, Inc.
|
||
|
* XILINX IS PROVIDING THIS DESIGN, CODE, OR INFORMATION "AS IS" AS A
|
||
|
* COURTESY TO YOU. BY PROVIDING THIS DESIGN, CODE, OR INFORMATION AS
|
||
|
* ONE POSSIBLE IMPLEMENTATION OF THIS FEATURE, APPLICATION OR
|
||
|
* STANDARD, XILINX IS MAKING NO REPRESENTATION THAT THIS IMPLEMENTATION
|
||
|
* IS FREE FROM ANY CLAIMS OF INFRINGEMENT, AND YOU ARE RESPONSIBLE
|
||
|
* FOR OBTAINING ANY RIGHTS YOU MAY REQUIRE FOR YOUR IMPLEMENTATION.
|
||
|
* XILINX EXPRESSLY DISCLAIMS ANY WARRANTY WHATSOEVER WITH RESPECT TO
|
||
|
* THE ADEQUACY OF THE IMPLEMENTATION, INCLUDING BUT NOT LIMITED TO
|
||
|
* ANY WARRANTIES OR REPRESENTATIONS THAT THIS IMPLEMENTATION IS FREE
|
||
|
* FROM CLAIMS OF INFRINGEMENT, IMPLIED WARRANTIES OF MERCHANTABILITY
|
||
|
* AND FITNESS FOR A PARTICULAR PURPOSE.
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#ifndef __NETIF_XEMACPSIF_H__
|
||
|
#define __NETIF_XEMACPSIF_H__
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
extern "C" {
|
||
|
#endif
|
||
|
|
||
|
#include <stdint.h>
|
||
|
|
||
|
#include "xstatus.h"
|
||
|
#include "sleep.h"
|
||
|
#include "xparameters.h"
|
||
|
#include "xparameters_ps.h" /* defines XPAR values */
|
||
|
#include "xil_types.h"
|
||
|
#include "xil_assert.h"
|
||
|
#include "xil_io.h"
|
||
|
#include "xil_exception.h"
|
||
|
#include "xpseudo_asm.h"
|
||
|
#include "xil_cache.h"
|
||
|
#include "xil_printf.h"
|
||
|
#include "xuartps.h"
|
||
|
#include "xscugic.h"
|
||
|
#include "xemacps.h" /* defines XEmacPs API */
|
||
|
|
||
|
//#include "netif/xpqueue.h"
|
||
|
//#include "xlwipconfig.h"
|
||
|
|
||
|
void xemacpsif_setmac(uint32_t index, uint8_t *addr);
|
||
|
uint8_t* xemacpsif_getmac(uint32_t index);
|
||
|
//int xemacpsif_init(struct netif *netif);
|
||
|
//int xemacpsif_input(struct netif *netif);
|
||
|
#ifdef NOTNOW_BHILL
|
||
|
unsigned get_IEEE_phy_speed(XLlTemac *xlltemacp);
|
||
|
#endif
|
||
|
|
||
|
/* xaxiemacif_hw.c */
|
||
|
void xemacps_error_handler(XEmacPs * Temac);
|
||
|
|
||
|
struct xBD_TYPE {
|
||
|
uint32_t address;
|
||
|
uint32_t flags;
|
||
|
};
|
||
|
|
||
|
/*
|
||
|
* Missing declaration in 'src/xemacps_hw.h' :
|
||
|
* When set, the GEM DMA will automatically
|
||
|
* discard receive packets from the receiver packet
|
||
|
* buffer memory when no AHB resource is
|
||
|
* available.
|
||
|
* When low, then received packets will remain to be
|
||
|
* stored in the SRAM based packet buffer until
|
||
|
* AHB buffer resource next becomes available.
|
||
|
*/
|
||
|
#define XEMACPS_DMACR_DISC_WHEN_NO_AHB_MASK 0x01000000
|
||
|
|
||
|
#define EMAC_IF_RX_EVENT 1
|
||
|
#define EMAC_IF_TX_EVENT 2
|
||
|
#define EMAC_IF_ERR_EVENT 4
|
||
|
#define EMAC_IF_ALL_EVENT 7
|
||
|
|
||
|
/* structure within each netif, encapsulating all information required for
|
||
|
* using a particular temac instance
|
||
|
*/
|
||
|
typedef struct {
|
||
|
XEmacPs emacps;
|
||
|
|
||
|
/* pointers to memory holding buffer descriptors (used only with SDMA) */
|
||
|
struct xBD_TYPE *rxSegments;
|
||
|
struct xBD_TYPE *txSegments;
|
||
|
|
||
|
unsigned char *tx_space;
|
||
|
unsigned uTxUnitSize;
|
||
|
|
||
|
char *remain_mem;
|
||
|
unsigned remain_siz;
|
||
|
|
||
|
volatile int rxHead, rxTail;
|
||
|
volatile int txHead, txTail;
|
||
|
|
||
|
volatile int txBusy;
|
||
|
|
||
|
volatile uint32_t isr_events;
|
||
|
|
||
|
unsigned int last_rx_frms_cntr;
|
||
|
|
||
|
} xemacpsif_s;
|
||
|
|
||
|
//extern xemacpsif_s xemacpsif;
|
||
|
|
||
|
int is_tx_space_available(xemacpsif_s *emac);
|
||
|
|
||
|
/* xaxiemacif_dma.c */
|
||
|
|
||
|
struct xNETWORK_BUFFER;
|
||
|
|
||
|
int emacps_check_rx( xemacpsif_s *xemacpsif );
|
||
|
void emacps_check_tx( xemacpsif_s *xemacpsif );
|
||
|
int emacps_check_errors( xemacpsif_s *xemacps );
|
||
|
void emacps_set_rx_buffers( xemacpsif_s *xemacpsif, u32 ulCount );
|
||
|
|
||
|
extern XStatus emacps_send_message(xemacpsif_s *xemacpsif, struct xNETWORK_BUFFER *pxBuffer, int iReleaseAfterSend );
|
||
|
extern unsigned Phy_Setup( XEmacPs *xemacpsp );
|
||
|
extern void setup_isr( xemacpsif_s *xemacpsif );
|
||
|
extern XStatus init_dma( xemacpsif_s *xemacpsif );
|
||
|
extern void start_emacps( xemacpsif_s *xemacpsif );
|
||
|
|
||
|
void EmacEnableIntr(void);
|
||
|
void EmacDisableIntr(void);
|
||
|
|
||
|
XStatus init_axi_dma(xemacpsif_s *xemacpsif);
|
||
|
void process_sent_bds( xemacpsif_s *xemacpsif );
|
||
|
|
||
|
void emacps_send_handler(void *arg);
|
||
|
void emacps_recv_handler(void *arg);
|
||
|
void emacps_error_handler(void *arg,u8 Direction, u32 ErrorWord);
|
||
|
void HandleTxErrors(xemacpsif_s *xemacpsif);
|
||
|
XEmacPs_Config *xemacps_lookup_config(unsigned mac_base);
|
||
|
|
||
|
void clean_dma_txdescs(xemacpsif_s *xemacpsif);
|
||
|
void resetrx_on_no_rxdata(xemacpsif_s *xemacpsif);
|
||
|
|
||
|
#ifdef __cplusplus
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
#endif /* __NETIF_XAXIEMACIF_H__ */
|