1 /* 2 * Copyright (C) 2010 - 2019 Xilinx, Inc. 3 * Copyright (C) 2021 WangHuachen. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without modification, 7 * are permitted provided that the following conditions are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright notice, 10 * this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 18 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 19 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT 20 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 21 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT 22 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 25 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 26 * OF SUCH DAMAGE. 27 * 28 * This file is part of the lwIP TCP/IP stack. 29 * 30 */ 31 32 #ifndef __NETIF_XEMACPSIF_H__ 33 #define __NETIF_XEMACPSIF_H__ 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 #include "xlwipconfig.h" 40 #include "lwip/netif.h" 41 #include "netif/etharp.h" 42 #include "lwip/sys.h" 43 #include "netif/xadapter.h" 44 45 #include "xstatus.h" 46 #include "sleep.h" 47 #include "xparameters.h" 48 #include "xparameters_ps.h" /* defines XPAR values */ 49 #include "xil_types.h" 50 #include "xil_assert.h" 51 #include "xil_io.h" 52 // #include "xil_exception.h" 53 // #include "xpseudo_asm.h" 54 #include "xpseudo_asm_gcc.h" 55 #include "xil_cache.h" 56 #include "xil_printf.h" 57 // #include "xscugic.h" 58 #include "xemacps.h" /* defines XEmacPs API */ 59 60 #include "netif/xpqueue.h" 61 #include "xlwipconfig.h" 62 63 #if EL1_NONSECURE 64 #include "xil_smc.h" 65 #endif 66 67 #define ZYNQ_EMACPS_0_BASEADDR 0xE000B000 68 #define ZYNQ_EMACPS_1_BASEADDR 0xE000C000 69 70 #define ZYNQMP_EMACPS_0_BASEADDR 0xFF0B0000 71 #define ZYNQMP_EMACPS_1_BASEADDR 0xFF0C0000 72 #define ZYNQMP_EMACPS_2_BASEADDR 0xFF0D0000 73 #define ZYNQMP_EMACPS_3_BASEADDR 0xFF0E0000 74 75 #define CRL_APB_GEM0_REF_CTRL 0xFF5E0050 76 #define CRL_APB_GEM1_REF_CTRL 0xFF5E0054 77 #define CRL_APB_GEM2_REF_CTRL 0xFF5E0058 78 #define CRL_APB_GEM3_REF_CTRL 0xFF5E005C 79 80 #define CRL_APB_GEM_DIV0_MASK 0x00003F00 81 #define CRL_APB_GEM_DIV0_SHIFT 8 82 #define CRL_APB_GEM_DIV1_MASK 0x003F0000 83 #define CRL_APB_GEM_DIV1_SHIFT 16 84 85 #define VERSAL_EMACPS_0_BASEADDR 0xFF0C0000 86 #define VERSAL_EMACPS_1_BASEADDR 0xFF0D0000 87 88 #define VERSAL_CRL_GEM0_REF_CTRL 0xFF5E0118 89 #define VERSAL_CRL_GEM1_REF_CTRL 0xFF5E011C 90 91 #define VERSAL_CRL_GEM_DIV_MASK 0x0003FF00 92 #define VERSAL_CRL_APB_GEM_DIV_SHIFT 8 93 94 #if defined (ARMR5) || (__aarch64__) || (ARMA53_32) || (__MICROBLAZE__) 95 #if defined (USE_JUMBO_FRAMES) 96 #define ZYNQMP_USE_JUMBO 97 #endif 98 #endif 99 100 #define GEM_VERSION_ZYNQMP 7 101 #define GEM_VERSION_VERSAL 0x107 102 103 #define MAX_FRAME_SIZE_JUMBO (XEMACPS_MTU_JUMBO + XEMACPS_HDR_SIZE + XEMACPS_TRL_SIZE) 104 105 void xemacpsif_setmac(u32_t index, u8_t *addr); 106 u8_t* xemacpsif_getmac(u32_t index); 107 err_t xemacpsif_init(struct netif *netif); 108 s32_t xemacpsif_input(struct netif *netif); 109 110 /* xaxiemacif_hw.c */ 111 void xemacps_error_handler(XEmacPs * Temac); 112 113 /* structure within each netif, encapsulating all information required for 114 * using a particular temac instance 115 */ 116 typedef struct { 117 XEmacPs emacps; 118 119 /* queue to store overflow packets */ 120 pq_queue_t *recv_q; 121 pq_queue_t *send_q; 122 123 /* pointers to memory holding buffer descriptors (used only with SDMA) */ 124 void *rx_bdspace; 125 void *tx_bdspace; 126 127 unsigned int last_rx_frms_cntr; 128 129 } xemacpsif_s; 130 131 extern xemacpsif_s xemacpsif; 132 133 s32_t is_tx_space_available(xemacpsif_s *emac); 134 135 /* xemacpsif_dma.c */ 136 137 void process_sent_bds(xemacpsif_s *xemacpsif, XEmacPs_BdRing *txring); 138 u32_t phy_setup_emacps (XEmacPs *xemacpsp, u32_t phy_addr); 139 void detect_phy(XEmacPs *xemacpsp); 140 void emacps_send_handler(void *arg); 141 XStatus emacps_sgsend(xemacpsif_s *xemacpsif, struct pbuf *p); 142 void emacps_recv_handler(void *arg); 143 void emacps_error_handler(void *arg,u8 Direction, u32 ErrorWord); 144 void setup_rx_bds(xemacpsif_s *xemacpsif, XEmacPs_BdRing *rxring); 145 void HandleTxErrors(struct xemac_s *xemac); 146 void HandleEmacPsError(struct xemac_s *xemac); 147 XEmacPs_Config *xemacps_lookup_config(unsigned mac_base); 148 void init_emacps(xemacpsif_s *xemacps, struct netif *netif); 149 void setup_isr (struct xemac_s *xemac); 150 XStatus init_dma(struct xemac_s *xemac); 151 void start_emacps (xemacpsif_s *xemacps); 152 void free_txrx_pbufs(xemacpsif_s *xemacpsif); 153 void free_onlytx_pbufs(xemacpsif_s *xemacpsif); 154 void init_emacps_on_error (xemacpsif_s *xemacps, struct netif *netif); 155 void clean_dma_txdescs(struct xemac_s *xemac); 156 void resetrx_on_no_rxdata(xemacpsif_s *xemacpsif); 157 void reset_dma(struct xemac_s *xemac); 158 159 #ifdef __cplusplus 160 } 161 #endif 162 163 #endif /* __NETIF_XAXIEMACIF_H__ */ 164