xref: /rk3399_rockchip-uboot/drivers/fpga/altera.c (revision 0ae16cbb40a2881f6dfbe00fcb023ee7b548bc5c)
1 /*
2  * (C) Copyright 2003
3  * Steven Scholz, imc Measurement & Control, steven.scholz@imc-berlin.de
4  *
5  * (C) Copyright 2002
6  * Rich Ireland, Enterasys Networks, rireland@enterasys.com.
7  *
8  * SPDX-License-Identifier:	GPL-2.0+
9  */
10 
11 /*
12  *  Altera FPGA support
13  */
14 #include <common.h>
15 #include <ACEX1K.h>
16 #include <stratixII.h>
17 
18 /* Define FPGA_DEBUG to 1 to get debug printf's */
19 #define FPGA_DEBUG	0
20 
21 /* Local Static Functions */
22 static int altera_validate (Altera_desc * desc, const char *fn);
23 
24 /* ------------------------------------------------------------------------- */
25 int altera_load(Altera_desc *desc, const void *buf, size_t bsize)
26 {
27 	int ret_val = FPGA_FAIL;	/* assume a failure */
28 
29 	if (!altera_validate (desc, (char *)__func__)) {
30 		printf("%s: Invalid device descriptor\n", __func__);
31 	} else {
32 		switch (desc->family) {
33 		case Altera_ACEX1K:
34 		case Altera_CYC2:
35 #if defined(CONFIG_FPGA_ACEX1K)
36 			debug_cond(FPGA_DEBUG,
37 				   "%s: Launching the ACEX1K Loader...\n",
38 				   __func__);
39 			ret_val = ACEX1K_load (desc, buf, bsize);
40 #elif defined(CONFIG_FPGA_CYCLON2)
41 			debug_cond(FPGA_DEBUG,
42 				   "%s: Launching the CYCLONE II Loader...\n",
43 				   __func__);
44 			ret_val = CYC2_load (desc, buf, bsize);
45 #else
46 			printf("%s: No support for ACEX1K devices.\n",
47 			       __func__);
48 #endif
49 			break;
50 
51 #if defined(CONFIG_FPGA_STRATIX_II)
52 		case Altera_StratixII:
53 			debug_cond(FPGA_DEBUG,
54 				   "%s: Launching the Stratix II Loader...\n",
55 				   __func__);
56 			ret_val = StratixII_load (desc, buf, bsize);
57 			break;
58 #endif
59 		default:
60 			printf("%s: Unsupported family type, %d\n",
61 			       __func__, desc->family);
62 		}
63 	}
64 
65 	return ret_val;
66 }
67 
68 int altera_dump(Altera_desc *desc, const void *buf, size_t bsize)
69 {
70 	int ret_val = FPGA_FAIL;	/* assume a failure */
71 
72 	if (!altera_validate (desc, (char *)__func__)) {
73 		printf("%s: Invalid device descriptor\n", __func__);
74 	} else {
75 		switch (desc->family) {
76 		case Altera_ACEX1K:
77 #if defined(CONFIG_FPGA_ACEX)
78 			debug_cond(FPGA_DEBUG,
79 				   "%s: Launching the ACEX1K Reader...\n",
80 				   __func__);
81 			ret_val = ACEX1K_dump (desc, buf, bsize);
82 #else
83 			printf("%s: No support for ACEX1K devices.\n",
84 			       __func__);
85 #endif
86 			break;
87 
88 #if defined(CONFIG_FPGA_STRATIX_II)
89 		case Altera_StratixII:
90 			debug_cond(FPGA_DEBUG,
91 				   "%s: Launching the Stratix II Reader...\n",
92 				   __func__);
93 			ret_val = StratixII_dump (desc, buf, bsize);
94 			break;
95 #endif
96 		default:
97 			printf("%s: Unsupported family type, %d\n",
98 			       __func__, desc->family);
99 		}
100 	}
101 
102 	return ret_val;
103 }
104 
105 int altera_info( Altera_desc *desc )
106 {
107 	int ret_val = FPGA_FAIL;
108 
109 	if (altera_validate (desc, (char *)__func__)) {
110 		printf("Family:        \t");
111 		switch (desc->family) {
112 		case Altera_ACEX1K:
113 			printf("ACEX1K\n");
114 			break;
115 		case Altera_CYC2:
116 			printf("CYCLON II\n");
117 			break;
118 		case Altera_StratixII:
119 			printf("Stratix II\n");
120 			break;
121 			/* Add new family types here */
122 		default:
123 			printf("Unknown family type, %d\n", desc->family);
124 		}
125 
126 		printf("Interface type:\t");
127 		switch (desc->iface) {
128 		case passive_serial:
129 			printf("Passive Serial (PS)\n");
130 			break;
131 		case passive_parallel_synchronous:
132 			printf("Passive Parallel Synchronous (PPS)\n");
133 			break;
134 		case passive_parallel_asynchronous:
135 			printf("Passive Parallel Asynchronous (PPA)\n");
136 			break;
137 		case passive_serial_asynchronous:
138 			printf("Passive Serial Asynchronous (PSA)\n");
139 			break;
140 		case altera_jtag_mode:		/* Not used */
141 			printf("JTAG Mode\n");
142 			break;
143 		case fast_passive_parallel:
144 			printf("Fast Passive Parallel (FPP)\n");
145 			break;
146 		case fast_passive_parallel_security:
147 			printf
148 			    ("Fast Passive Parallel with Security (FPPS) \n");
149 			break;
150 			/* Add new interface types here */
151 		default:
152 			printf("Unsupported interface type, %d\n", desc->iface);
153 		}
154 
155 		printf("Device Size:   \t%zd bytes\n"
156 		       "Cookie:        \t0x%x (%d)\n",
157 		       desc->size, desc->cookie, desc->cookie);
158 
159 		if (desc->iface_fns) {
160 			printf("Device Function Table @ 0x%p\n", desc->iface_fns);
161 			switch (desc->family) {
162 			case Altera_ACEX1K:
163 			case Altera_CYC2:
164 #if defined(CONFIG_FPGA_ACEX1K)
165 				ACEX1K_info(desc);
166 #elif defined(CONFIG_FPGA_CYCLON2)
167 				CYC2_info(desc);
168 #else
169 				/* just in case */
170 				printf("%s: No support for ACEX1K devices.\n",
171 						__func__);
172 #endif
173 				break;
174 #if defined(CONFIG_FPGA_STRATIX_II)
175 			case Altera_StratixII:
176 				StratixII_info(desc);
177 				break;
178 #endif
179 				/* Add new family types here */
180 			default:
181 				/* we don't need a message here - we give one up above */
182 				break;
183 			}
184 		} else {
185 			printf("No Device Function Table.\n");
186 		}
187 
188 		ret_val = FPGA_SUCCESS;
189 	} else {
190 		printf("%s: Invalid device descriptor\n", __func__);
191 	}
192 
193 	return ret_val;
194 }
195 
196 /* ------------------------------------------------------------------------- */
197 
198 static int altera_validate (Altera_desc * desc, const char *fn)
199 {
200 	int ret_val = false;
201 
202 	if (desc) {
203 		if ((desc->family > min_altera_type) &&
204 			(desc->family < max_altera_type)) {
205 			if ((desc->iface > min_altera_iface_type) &&
206 				(desc->iface < max_altera_iface_type)) {
207 				if (desc->size) {
208 					ret_val = true;
209 				} else {
210 					printf("%s: NULL part size\n", fn);
211 				}
212 			} else {
213 				printf("%s: Invalid Interface type, %d\n",
214 				       fn, desc->iface);
215 			}
216 		} else {
217 			printf("%s: Invalid family type, %d\n", fn, desc->family);
218 		}
219 	} else {
220 		printf("%s: NULL descriptor!\n", fn);
221 	}
222 
223 	return ret_val;
224 }
225 
226 /* ------------------------------------------------------------------------- */
227