1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
|
/*
* Copyright (C) 2010 - 2019 Xilinx, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*
* This file is part of the lwIP TCP/IP stack.
*
*/
#ifndef __NETIF_XEMACPSIF_H__
#define __NETIF_XEMACPSIF_H__
#ifdef __cplusplus
extern "C" {
#endif
#include "xlwipconfig.h"
#include "lwip/netif.h"
#include "netif/etharp.h"
#include "lwip/sys.h"
#include "netif/xadapter.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 "xscugic.h"
#include "xemacps.h" /* defines XEmacPs API */
#include "netif/xpqueue.h"
#include "xlwipconfig.h"
#if defined (__aarch64__) && (EL1_NONSECURE == 1)
#include "xil_smc.h"
#endif
#define ZYNQ_EMACPS_0_BASEADDR 0xE000B000
#define ZYNQ_EMACPS_1_BASEADDR 0xE000C000
#define ZYNQMP_EMACPS_0_BASEADDR 0xFF0B0000
#define ZYNQMP_EMACPS_1_BASEADDR 0xFF0C0000
#define ZYNQMP_EMACPS_2_BASEADDR 0xFF0D0000
#define ZYNQMP_EMACPS_3_BASEADDR 0xFF0E0000
#define CRL_APB_GEM0_REF_CTRL 0xFF5E0050
#define CRL_APB_GEM1_REF_CTRL 0xFF5E0054
#define CRL_APB_GEM2_REF_CTRL 0xFF5E0058
#define CRL_APB_GEM3_REF_CTRL 0xFF5E005C
#define CRL_APB_GEM_DIV0_MASK 0x00003F00
#define CRL_APB_GEM_DIV0_SHIFT 8
#define CRL_APB_GEM_DIV1_MASK 0x003F0000
#define CRL_APB_GEM_DIV1_SHIFT 16
#define VERSAL_EMACPS_0_BASEADDR 0xFF0C0000
#define VERSAL_EMACPS_1_BASEADDR 0xFF0D0000
#define VERSAL_CRL_GEM0_REF_CTRL 0xFF5E0118
#define VERSAL_CRL_GEM1_REF_CTRL 0xFF5E011C
#define VERSAL_CRL_GEM_DIV_MASK 0x0003FF00
#define VERSAL_CRL_APB_GEM_DIV_SHIFT 8
#if defined (ARMR5) || (__aarch64__) || (ARMA53_32) || (__MICROBLAZE__)
#if defined (USE_JUMBO_FRAMES)
#define ZYNQMP_USE_JUMBO
#endif
#endif
#define GEM_VERSION_ZYNQMP 7
#define GEM_VERSION_VERSAL 0x107
#define MAX_FRAME_SIZE_JUMBO (XEMACPS_MTU_JUMBO + XEMACPS_HDR_SIZE + XEMACPS_TRL_SIZE)
void xemacpsif_setmac(u32_t index, u8_t *addr);
u8_t* xemacpsif_getmac(u32_t index);
err_t xemacpsif_init(struct netif *netif);
s32_t xemacpsif_input(struct netif *netif);
/* xaxiemacif_hw.c */
void xemacps_error_handler(XEmacPs * Temac);
/* structure within each netif, encapsulating all information required for
* using a particular temac instance
*/
typedef struct {
XEmacPs emacps;
/* queue to store overflow packets */
pq_queue_t *recv_q;
pq_queue_t *send_q;
/* pointers to memory holding buffer descriptors (used only with SDMA) */
void *rx_bdspace;
void *tx_bdspace;
unsigned int last_rx_frms_cntr;
} xemacpsif_s;
extern xemacpsif_s xemacpsif;
s32_t is_tx_space_available(xemacpsif_s *emac);
/* xemacpsif_dma.c */
void process_sent_bds(xemacpsif_s *xemacpsif, XEmacPs_BdRing *txring);
u32_t phy_setup_emacps (XEmacPs *xemacpsp, u32_t phy_addr);
void detect_phy(XEmacPs *xemacpsp);
void emacps_send_handler(void *arg);
#if LWIP_UDP_OPT_BLOCK_TX_TILL_COMPLETE
XStatus emacps_sgsend(xemacpsif_s *xemacpsif, struct pbuf *p,
u32_t block_till_tx_complete, u32_t *to_block_index);
#else
XStatus emacps_sgsend(xemacpsif_s *xemacpsif, struct pbuf *p);
#endif
void emacps_recv_handler(void *arg);
void emacps_error_handler(void *arg,u8 Direction, u32 ErrorWord);
void setup_rx_bds(xemacpsif_s *xemacpsif, XEmacPs_BdRing *rxring);
void HandleTxErrors(struct xemac_s *xemac);
void HandleEmacPsError(struct xemac_s *xemac);
XEmacPs_Config *xemacps_lookup_config(unsigned mac_base);
void init_emacps(xemacpsif_s *xemacps, struct netif *netif);
void setup_isr (struct xemac_s *xemac);
XStatus init_dma(struct xemac_s *xemac);
void start_emacps (xemacpsif_s *xemacps);
void free_txrx_pbufs(xemacpsif_s *xemacpsif);
void free_onlytx_pbufs(xemacpsif_s *xemacpsif);
void init_emacps_on_error (xemacpsif_s *xemacps, struct netif *netif);
void clean_dma_txdescs(struct xemac_s *xemac);
void resetrx_on_no_rxdata(xemacpsif_s *xemacpsif);
void reset_dma(struct xemac_s *xemac);
#ifdef __cplusplus
}
#endif
#endif /* __NETIF_XAXIEMACIF_H__ */
|
