| /* |
| * 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__ */ |