Commit | Line | Data |
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c66ac9db NB |
1 | #!/usr/bin/python |
2 | # The TCM v4 multi-protocol fabric module generation script for drivers/target/$NEW_MOD | |
3 | # | |
4 | # Copyright (c) 2010 Rising Tide Systems | |
5 | # Copyright (c) 2010 Linux-iSCSI.org | |
6 | # | |
7 | # Author: nab@kernel.org | |
8 | # | |
9 | import os, sys | |
10 | import subprocess as sub | |
11 | import string | |
12 | import re | |
13 | import optparse | |
14 | ||
15 | tcm_dir = "" | |
16 | ||
17 | fabric_ops = [] | |
18 | fabric_mod_dir = "" | |
19 | fabric_mod_port = "" | |
20 | fabric_mod_init_port = "" | |
21 | ||
22 | def tcm_mod_err(msg): | |
23 | print msg | |
24 | sys.exit(1) | |
25 | ||
26 | def tcm_mod_create_module_subdir(fabric_mod_dir_var): | |
27 | ||
28 | if os.path.isdir(fabric_mod_dir_var) == True: | |
29 | return 1 | |
30 | ||
31 | print "Creating fabric_mod_dir: " + fabric_mod_dir_var | |
32 | ret = os.mkdir(fabric_mod_dir_var) | |
33 | if ret: | |
34 | tcm_mod_err("Unable to mkdir " + fabric_mod_dir_var) | |
35 | ||
36 | return | |
37 | ||
38 | def tcm_mod_build_FC_include(fabric_mod_dir_var, fabric_mod_name): | |
39 | global fabric_mod_port | |
40 | global fabric_mod_init_port | |
41 | buf = "" | |
42 | ||
43 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" | |
44 | print "Writing file: " + f | |
45 | ||
46 | p = open(f, 'w'); | |
47 | if not p: | |
48 | tcm_mod_err("Unable to open file: " + f) | |
49 | ||
50 | buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" | |
51 | buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" | |
52 | buf += "\n" | |
c66ac9db NB |
53 | buf += "struct " + fabric_mod_name + "_tpg {\n" |
54 | buf += " /* FC lport target portal group tag for TCM */\n" | |
55 | buf += " u16 lport_tpgt;\n" | |
56 | buf += " /* Pointer back to " + fabric_mod_name + "_lport */\n" | |
57 | buf += " struct " + fabric_mod_name + "_lport *lport;\n" | |
58 | buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" | |
59 | buf += " struct se_portal_group se_tpg;\n" | |
60 | buf += "};\n" | |
61 | buf += "\n" | |
62 | buf += "struct " + fabric_mod_name + "_lport {\n" | |
c66ac9db NB |
63 | buf += " /* Binary World Wide unique Port Name for FC Target Lport */\n" |
64 | buf += " u64 lport_wwpn;\n" | |
65 | buf += " /* ASCII formatted WWPN for FC Target Lport */\n" | |
66 | buf += " char lport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
67 | buf += " /* Returned by " + fabric_mod_name + "_make_lport() */\n" | |
68 | buf += " struct se_wwn lport_wwn;\n" | |
69 | buf += "};\n" | |
70 | ||
71 | ret = p.write(buf) | |
72 | if ret: | |
73 | tcm_mod_err("Unable to write f: " + f) | |
74 | ||
75 | p.close() | |
76 | ||
77 | fabric_mod_port = "lport" | |
78 | fabric_mod_init_port = "nport" | |
79 | ||
80 | return | |
81 | ||
82 | def tcm_mod_build_SAS_include(fabric_mod_dir_var, fabric_mod_name): | |
83 | global fabric_mod_port | |
84 | global fabric_mod_init_port | |
85 | buf = "" | |
86 | ||
87 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" | |
88 | print "Writing file: " + f | |
89 | ||
90 | p = open(f, 'w'); | |
91 | if not p: | |
92 | tcm_mod_err("Unable to open file: " + f) | |
93 | ||
94 | buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" | |
95 | buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" | |
96 | buf += "\n" | |
c66ac9db NB |
97 | buf += "struct " + fabric_mod_name + "_tpg {\n" |
98 | buf += " /* SAS port target portal group tag for TCM */\n" | |
99 | buf += " u16 tport_tpgt;\n" | |
100 | buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" | |
101 | buf += " struct " + fabric_mod_name + "_tport *tport;\n" | |
102 | buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" | |
103 | buf += " struct se_portal_group se_tpg;\n" | |
104 | buf += "};\n\n" | |
105 | buf += "struct " + fabric_mod_name + "_tport {\n" | |
c66ac9db NB |
106 | buf += " /* Binary World Wide unique Port Name for SAS Target port */\n" |
107 | buf += " u64 tport_wwpn;\n" | |
108 | buf += " /* ASCII formatted WWPN for SAS Target port */\n" | |
109 | buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
110 | buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" | |
111 | buf += " struct se_wwn tport_wwn;\n" | |
112 | buf += "};\n" | |
113 | ||
114 | ret = p.write(buf) | |
115 | if ret: | |
116 | tcm_mod_err("Unable to write f: " + f) | |
117 | ||
118 | p.close() | |
119 | ||
120 | fabric_mod_port = "tport" | |
121 | fabric_mod_init_port = "iport" | |
122 | ||
123 | return | |
124 | ||
125 | def tcm_mod_build_iSCSI_include(fabric_mod_dir_var, fabric_mod_name): | |
126 | global fabric_mod_port | |
127 | global fabric_mod_init_port | |
128 | buf = "" | |
129 | ||
130 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_base.h" | |
131 | print "Writing file: " + f | |
132 | ||
133 | p = open(f, 'w'); | |
134 | if not p: | |
135 | tcm_mod_err("Unable to open file: " + f) | |
136 | ||
137 | buf = "#define " + fabric_mod_name.upper() + "_VERSION \"v0.1\"\n" | |
138 | buf += "#define " + fabric_mod_name.upper() + "_NAMELEN 32\n" | |
139 | buf += "\n" | |
c66ac9db NB |
140 | buf += "struct " + fabric_mod_name + "_tpg {\n" |
141 | buf += " /* iSCSI target portal group tag for TCM */\n" | |
142 | buf += " u16 tport_tpgt;\n" | |
143 | buf += " /* Pointer back to " + fabric_mod_name + "_tport */\n" | |
144 | buf += " struct " + fabric_mod_name + "_tport *tport;\n" | |
145 | buf += " /* Returned by " + fabric_mod_name + "_make_tpg() */\n" | |
146 | buf += " struct se_portal_group se_tpg;\n" | |
147 | buf += "};\n\n" | |
148 | buf += "struct " + fabric_mod_name + "_tport {\n" | |
c66ac9db NB |
149 | buf += " /* ASCII formatted TargetName for IQN */\n" |
150 | buf += " char tport_name[" + fabric_mod_name.upper() + "_NAMELEN];\n" | |
151 | buf += " /* Returned by " + fabric_mod_name + "_make_tport() */\n" | |
152 | buf += " struct se_wwn tport_wwn;\n" | |
153 | buf += "};\n" | |
154 | ||
155 | ret = p.write(buf) | |
156 | if ret: | |
157 | tcm_mod_err("Unable to write f: " + f) | |
158 | ||
159 | p.close() | |
160 | ||
161 | fabric_mod_port = "tport" | |
162 | fabric_mod_init_port = "iport" | |
163 | ||
164 | return | |
165 | ||
166 | def tcm_mod_build_base_includes(proto_ident, fabric_mod_dir_val, fabric_mod_name): | |
167 | ||
168 | if proto_ident == "FC": | |
169 | tcm_mod_build_FC_include(fabric_mod_dir_val, fabric_mod_name) | |
170 | elif proto_ident == "SAS": | |
171 | tcm_mod_build_SAS_include(fabric_mod_dir_val, fabric_mod_name) | |
172 | elif proto_ident == "iSCSI": | |
173 | tcm_mod_build_iSCSI_include(fabric_mod_dir_val, fabric_mod_name) | |
174 | else: | |
175 | print "Unsupported proto_ident: " + proto_ident | |
176 | sys.exit(1) | |
177 | ||
178 | return | |
179 | ||
180 | def tcm_mod_build_configfs(proto_ident, fabric_mod_dir_var, fabric_mod_name): | |
181 | buf = "" | |
182 | ||
183 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_configfs.c" | |
184 | print "Writing file: " + f | |
185 | ||
186 | p = open(f, 'w'); | |
187 | if not p: | |
188 | tcm_mod_err("Unable to open file: " + f) | |
189 | ||
190 | buf = "#include <linux/module.h>\n" | |
191 | buf += "#include <linux/moduleparam.h>\n" | |
192 | buf += "#include <linux/version.h>\n" | |
193 | buf += "#include <generated/utsrelease.h>\n" | |
194 | buf += "#include <linux/utsname.h>\n" | |
195 | buf += "#include <linux/init.h>\n" | |
196 | buf += "#include <linux/slab.h>\n" | |
197 | buf += "#include <linux/kthread.h>\n" | |
198 | buf += "#include <linux/types.h>\n" | |
199 | buf += "#include <linux/string.h>\n" | |
200 | buf += "#include <linux/configfs.h>\n" | |
201 | buf += "#include <linux/ctype.h>\n" | |
202 | buf += "#include <asm/unaligned.h>\n\n" | |
203 | buf += "#include <target/target_core_base.h>\n" | |
c4795fb2 | 204 | buf += "#include <target/target_core_fabric.h>\n" |
c66ac9db | 205 | buf += "#include <target/target_core_fabric_configfs.h>\n" |
c66ac9db | 206 | buf += "#include <target/configfs_macros.h>\n\n" |
10635c8b NB |
207 | buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
208 | buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" | |
c66ac9db | 209 | |
9ac8928e | 210 | buf += "static const struct target_core_fabric_ops " + fabric_mod_name + "_ops;\n\n" |
c66ac9db | 211 | |
c66ac9db NB |
212 | buf += "static struct se_portal_group *" + fabric_mod_name + "_make_tpg(\n" |
213 | buf += " struct se_wwn *wwn,\n" | |
214 | buf += " struct config_group *group,\n" | |
215 | buf += " const char *name)\n" | |
216 | buf += "{\n" | |
217 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + "*" + fabric_mod_port + " = container_of(wwn,\n" | |
218 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n\n" | |
219 | buf += " struct " + fabric_mod_name + "_tpg *tpg;\n" | |
220 | buf += " unsigned long tpgt;\n" | |
221 | buf += " int ret;\n\n" | |
222 | buf += " if (strstr(name, \"tpgt_\") != name)\n" | |
223 | buf += " return ERR_PTR(-EINVAL);\n" | |
0ab943bf | 224 | buf += " if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n" |
c66ac9db NB |
225 | buf += " return ERR_PTR(-EINVAL);\n\n" |
226 | buf += " tpg = kzalloc(sizeof(struct " + fabric_mod_name + "_tpg), GFP_KERNEL);\n" | |
ced38c8c | 227 | buf += " if (!tpg) {\n" |
c66ac9db NB |
228 | buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_tpg\");\n" |
229 | buf += " return ERR_PTR(-ENOMEM);\n" | |
230 | buf += " }\n" | |
231 | buf += " tpg->" + fabric_mod_port + " = " + fabric_mod_port + ";\n" | |
232 | buf += " tpg->" + fabric_mod_port + "_tpgt = tpgt;\n\n" | |
9ac8928e | 233 | buf += " ret = core_tpg_register(&" + fabric_mod_name + "_ops, wwn,\n" |
e4aae5af | 234 | buf += " &tpg->se_tpg, SCSI_PROTOCOL_SAS);\n" |
c66ac9db NB |
235 | buf += " if (ret < 0) {\n" |
236 | buf += " kfree(tpg);\n" | |
237 | buf += " return NULL;\n" | |
238 | buf += " }\n" | |
239 | buf += " return &tpg->se_tpg;\n" | |
240 | buf += "}\n\n" | |
241 | buf += "static void " + fabric_mod_name + "_drop_tpg(struct se_portal_group *se_tpg)\n" | |
242 | buf += "{\n" | |
243 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
244 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n\n" | |
245 | buf += " core_tpg_deregister(se_tpg);\n" | |
246 | buf += " kfree(tpg);\n" | |
247 | buf += "}\n\n" | |
248 | ||
249 | buf += "static struct se_wwn *" + fabric_mod_name + "_make_" + fabric_mod_port + "(\n" | |
250 | buf += " struct target_fabric_configfs *tf,\n" | |
251 | buf += " struct config_group *group,\n" | |
252 | buf += " const char *name)\n" | |
253 | buf += "{\n" | |
254 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + ";\n" | |
255 | ||
256 | if proto_ident == "FC" or proto_ident == "SAS": | |
257 | buf += " u64 wwpn = 0;\n\n" | |
258 | ||
259 | buf += " /* if (" + fabric_mod_name + "_parse_wwn(name, &wwpn, 1) < 0)\n" | |
260 | buf += " return ERR_PTR(-EINVAL); */\n\n" | |
261 | buf += " " + fabric_mod_port + " = kzalloc(sizeof(struct " + fabric_mod_name + "_" + fabric_mod_port + "), GFP_KERNEL);\n" | |
ced38c8c | 262 | buf += " if (!" + fabric_mod_port + ") {\n" |
c66ac9db NB |
263 | buf += " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name + "_" + fabric_mod_port + "\");\n" |
264 | buf += " return ERR_PTR(-ENOMEM);\n" | |
265 | buf += " }\n" | |
266 | ||
267 | if proto_ident == "FC" or proto_ident == "SAS": | |
268 | buf += " " + fabric_mod_port + "->" + fabric_mod_port + "_wwpn = wwpn;\n" | |
269 | ||
ced38c8c | 270 | buf += " /* " + fabric_mod_name + "_format_wwn(&" + fabric_mod_port + "->" + fabric_mod_port + "_name[0], " + fabric_mod_name.upper() + "_NAMELEN, wwpn); */\n\n" |
c66ac9db NB |
271 | buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_wwn;\n" |
272 | buf += "}\n\n" | |
273 | buf += "static void " + fabric_mod_name + "_drop_" + fabric_mod_port + "(struct se_wwn *wwn)\n" | |
274 | buf += "{\n" | |
275 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = container_of(wwn,\n" | |
276 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + ", " + fabric_mod_port + "_wwn);\n" | |
277 | buf += " kfree(" + fabric_mod_port + ");\n" | |
278 | buf += "}\n\n" | |
279 | buf += "static ssize_t " + fabric_mod_name + "_wwn_show_attr_version(\n" | |
280 | buf += " struct target_fabric_configfs *tf,\n" | |
281 | buf += " char *page)\n" | |
282 | buf += "{\n" | |
283 | buf += " return sprintf(page, \"" + fabric_mod_name.upper() + " fabric module %s on %s/%s\"\n" | |
284 | buf += " \"on \"UTS_RELEASE\"\\n\", " + fabric_mod_name.upper() + "_VERSION, utsname()->sysname,\n" | |
285 | buf += " utsname()->machine);\n" | |
286 | buf += "}\n\n" | |
287 | buf += "TF_WWN_ATTR_RO(" + fabric_mod_name + ", version);\n\n" | |
288 | buf += "static struct configfs_attribute *" + fabric_mod_name + "_wwn_attrs[] = {\n" | |
289 | buf += " &" + fabric_mod_name + "_wwn_version.attr,\n" | |
290 | buf += " NULL,\n" | |
291 | buf += "};\n\n" | |
292 | ||
9ac8928e | 293 | buf += "static const struct target_core_fabric_ops " + fabric_mod_name + "_ops = {\n" |
65204c84 | 294 | buf += " .module = THIS_MODULE,\n" |
9ac8928e | 295 | buf += " .name = " + fabric_mod_name + ",\n" |
c66ac9db | 296 | buf += " .get_fabric_name = " + fabric_mod_name + "_get_fabric_name,\n" |
c66ac9db NB |
297 | buf += " .tpg_get_wwn = " + fabric_mod_name + "_get_fabric_wwn,\n" |
298 | buf += " .tpg_get_tag = " + fabric_mod_name + "_get_tag,\n" | |
c66ac9db NB |
299 | buf += " .tpg_check_demo_mode = " + fabric_mod_name + "_check_false,\n" |
300 | buf += " .tpg_check_demo_mode_cache = " + fabric_mod_name + "_check_true,\n" | |
301 | buf += " .tpg_check_demo_mode_write_protect = " + fabric_mod_name + "_check_true,\n" | |
302 | buf += " .tpg_check_prod_mode_write_protect = " + fabric_mod_name + "_check_false,\n" | |
c66ac9db | 303 | buf += " .tpg_get_inst_index = " + fabric_mod_name + "_tpg_get_inst_index,\n" |
77271de6 | 304 | buf += " .release_cmd = " + fabric_mod_name + "_release_cmd,\n" |
c66ac9db NB |
305 | buf += " .shutdown_session = " + fabric_mod_name + "_shutdown_session,\n" |
306 | buf += " .close_session = " + fabric_mod_name + "_close_session,\n" | |
c66ac9db NB |
307 | buf += " .sess_get_index = " + fabric_mod_name + "_sess_get_index,\n" |
308 | buf += " .sess_get_initiator_sid = NULL,\n" | |
309 | buf += " .write_pending = " + fabric_mod_name + "_write_pending,\n" | |
310 | buf += " .write_pending_status = " + fabric_mod_name + "_write_pending_status,\n" | |
311 | buf += " .set_default_node_attributes = " + fabric_mod_name + "_set_default_node_attrs,\n" | |
c66ac9db | 312 | buf += " .get_cmd_state = " + fabric_mod_name + "_get_cmd_state,\n" |
c66ac9db NB |
313 | buf += " .queue_data_in = " + fabric_mod_name + "_queue_data_in,\n" |
314 | buf += " .queue_status = " + fabric_mod_name + "_queue_status,\n" | |
315 | buf += " .queue_tm_rsp = " + fabric_mod_name + "_queue_tm_rsp,\n" | |
67e51daa | 316 | buf += " .aborted_task = " + fabric_mod_name + "_aborted_task,\n" |
c66ac9db NB |
317 | buf += " /*\n" |
318 | buf += " * Setup function pointers for generic logic in target_core_fabric_configfs.c\n" | |
319 | buf += " */\n" | |
320 | buf += " .fabric_make_wwn = " + fabric_mod_name + "_make_" + fabric_mod_port + ",\n" | |
321 | buf += " .fabric_drop_wwn = " + fabric_mod_name + "_drop_" + fabric_mod_port + ",\n" | |
322 | buf += " .fabric_make_tpg = " + fabric_mod_name + "_make_tpg,\n" | |
323 | buf += " .fabric_drop_tpg = " + fabric_mod_name + "_drop_tpg,\n" | |
9ac8928e CH |
324 | buf += "\n" |
325 | buf += " .tfc_wwn_attrs = " + fabric_mod_name + "_wwn_attrs;\n" | |
c66ac9db NB |
326 | buf += "};\n\n" |
327 | ||
328 | buf += "static int __init " + fabric_mod_name + "_init(void)\n" | |
329 | buf += "{\n" | |
9ac8928e | 330 | buf += " return target_register_template(" + fabric_mod_name + "_ops);\n" |
c66ac9db | 331 | buf += "};\n\n" |
9ac8928e | 332 | |
ced38c8c | 333 | buf += "static void __exit " + fabric_mod_name + "_exit(void)\n" |
c66ac9db | 334 | buf += "{\n" |
9ac8928e | 335 | buf += " target_unregister_template(" + fabric_mod_name + "_ops);\n" |
c66ac9db NB |
336 | buf += "};\n\n" |
337 | ||
c66ac9db NB |
338 | buf += "MODULE_DESCRIPTION(\"" + fabric_mod_name.upper() + " series fabric driver\");\n" |
339 | buf += "MODULE_LICENSE(\"GPL\");\n" | |
340 | buf += "module_init(" + fabric_mod_name + "_init);\n" | |
341 | buf += "module_exit(" + fabric_mod_name + "_exit);\n" | |
c66ac9db NB |
342 | |
343 | ret = p.write(buf) | |
344 | if ret: | |
345 | tcm_mod_err("Unable to write f: " + f) | |
346 | ||
347 | p.close() | |
348 | ||
349 | return | |
350 | ||
351 | def tcm_mod_scan_fabric_ops(tcm_dir): | |
352 | ||
c4795fb2 | 353 | fabric_ops_api = tcm_dir + "include/target/target_core_fabric.h" |
c66ac9db NB |
354 | |
355 | print "Using tcm_mod_scan_fabric_ops: " + fabric_ops_api | |
356 | process_fo = 0; | |
357 | ||
358 | p = open(fabric_ops_api, 'r') | |
359 | ||
360 | line = p.readline() | |
361 | while line: | |
362 | if process_fo == 0 and re.search('struct target_core_fabric_ops {', line): | |
363 | line = p.readline() | |
364 | continue | |
365 | ||
366 | if process_fo == 0: | |
367 | process_fo = 1; | |
368 | line = p.readline() | |
369 | # Search for function pointer | |
370 | if not re.search('\(\*', line): | |
371 | continue | |
372 | ||
373 | fabric_ops.append(line.rstrip()) | |
374 | continue | |
375 | ||
376 | line = p.readline() | |
377 | # Search for function pointer | |
378 | if not re.search('\(\*', line): | |
379 | continue | |
380 | ||
381 | fabric_ops.append(line.rstrip()) | |
382 | ||
383 | p.close() | |
384 | return | |
385 | ||
386 | def tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir_var, fabric_mod_name): | |
387 | buf = "" | |
388 | bufi = "" | |
389 | ||
390 | f = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.c" | |
391 | print "Writing file: " + f | |
392 | ||
393 | p = open(f, 'w') | |
394 | if not p: | |
395 | tcm_mod_err("Unable to open file: " + f) | |
396 | ||
397 | fi = fabric_mod_dir_var + "/" + fabric_mod_name + "_fabric.h" | |
398 | print "Writing file: " + fi | |
399 | ||
400 | pi = open(fi, 'w') | |
401 | if not pi: | |
402 | tcm_mod_err("Unable to open file: " + fi) | |
403 | ||
404 | buf = "#include <linux/slab.h>\n" | |
405 | buf += "#include <linux/kthread.h>\n" | |
406 | buf += "#include <linux/types.h>\n" | |
407 | buf += "#include <linux/list.h>\n" | |
408 | buf += "#include <linux/types.h>\n" | |
409 | buf += "#include <linux/string.h>\n" | |
410 | buf += "#include <linux/ctype.h>\n" | |
411 | buf += "#include <asm/unaligned.h>\n" | |
ba929992 BVA |
412 | buf += "#include <scsi/scsi_common.h>\n" |
413 | buf += "#include <scsi/scsi_proto.h>\n" | |
c66ac9db | 414 | buf += "#include <target/target_core_base.h>\n" |
c4795fb2 | 415 | buf += "#include <target/target_core_fabric.h>\n" |
10635c8b NB |
416 | buf += "#include \"" + fabric_mod_name + "_base.h\"\n" |
417 | buf += "#include \"" + fabric_mod_name + "_fabric.h\"\n\n" | |
c66ac9db NB |
418 | |
419 | buf += "int " + fabric_mod_name + "_check_true(struct se_portal_group *se_tpg)\n" | |
420 | buf += "{\n" | |
421 | buf += " return 1;\n" | |
422 | buf += "}\n\n" | |
423 | bufi += "int " + fabric_mod_name + "_check_true(struct se_portal_group *);\n" | |
424 | ||
425 | buf += "int " + fabric_mod_name + "_check_false(struct se_portal_group *se_tpg)\n" | |
426 | buf += "{\n" | |
427 | buf += " return 0;\n" | |
428 | buf += "}\n\n" | |
429 | bufi += "int " + fabric_mod_name + "_check_false(struct se_portal_group *);\n" | |
430 | ||
431 | total_fabric_ops = len(fabric_ops) | |
432 | i = 0 | |
433 | ||
434 | while i < total_fabric_ops: | |
435 | fo = fabric_ops[i] | |
436 | i += 1 | |
437 | # print "fabric_ops: " + fo | |
438 | ||
439 | if re.search('get_fabric_name', fo): | |
440 | buf += "char *" + fabric_mod_name + "_get_fabric_name(void)\n" | |
441 | buf += "{\n" | |
67e51daa | 442 | buf += " return \"" + fabric_mod_name + "\";\n" |
c66ac9db NB |
443 | buf += "}\n\n" |
444 | bufi += "char *" + fabric_mod_name + "_get_fabric_name(void);\n" | |
445 | continue | |
446 | ||
c66ac9db NB |
447 | if re.search('get_wwn', fo): |
448 | buf += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *se_tpg)\n" | |
449 | buf += "{\n" | |
450 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
451 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
452 | buf += " struct " + fabric_mod_name + "_" + fabric_mod_port + " *" + fabric_mod_port + " = tpg->" + fabric_mod_port + ";\n\n" | |
453 | buf += " return &" + fabric_mod_port + "->" + fabric_mod_port + "_name[0];\n" | |
454 | buf += "}\n\n" | |
455 | bufi += "char *" + fabric_mod_name + "_get_fabric_wwn(struct se_portal_group *);\n" | |
456 | ||
457 | if re.search('get_tag', fo): | |
458 | buf += "u16 " + fabric_mod_name + "_get_tag(struct se_portal_group *se_tpg)\n" | |
459 | buf += "{\n" | |
460 | buf += " struct " + fabric_mod_name + "_tpg *tpg = container_of(se_tpg,\n" | |
461 | buf += " struct " + fabric_mod_name + "_tpg, se_tpg);\n" | |
462 | buf += " return tpg->" + fabric_mod_port + "_tpgt;\n" | |
463 | buf += "}\n\n" | |
464 | bufi += "u16 " + fabric_mod_name + "_get_tag(struct se_portal_group *);\n" | |
465 | ||
c66ac9db NB |
466 | if re.search('tpg_get_inst_index\)\(', fo): |
467 | buf += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *se_tpg)\n" | |
468 | buf += "{\n" | |
469 | buf += " return 1;\n" | |
470 | buf += "}\n\n" | |
471 | bufi += "u32 " + fabric_mod_name + "_tpg_get_inst_index(struct se_portal_group *);\n" | |
472 | ||
77271de6 | 473 | if re.search('\*release_cmd\)\(', fo): |
c66ac9db NB |
474 | buf += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *se_cmd)\n" |
475 | buf += "{\n" | |
476 | buf += " return;\n" | |
477 | buf += "}\n\n" | |
478 | bufi += "void " + fabric_mod_name + "_release_cmd(struct se_cmd *);\n" | |
479 | ||
480 | if re.search('shutdown_session\)\(', fo): | |
481 | buf += "int " + fabric_mod_name + "_shutdown_session(struct se_session *se_sess)\n" | |
482 | buf += "{\n" | |
483 | buf += " return 0;\n" | |
484 | buf += "}\n\n" | |
485 | bufi += "int " + fabric_mod_name + "_shutdown_session(struct se_session *);\n" | |
486 | ||
487 | if re.search('close_session\)\(', fo): | |
488 | buf += "void " + fabric_mod_name + "_close_session(struct se_session *se_sess)\n" | |
489 | buf += "{\n" | |
490 | buf += " return;\n" | |
491 | buf += "}\n\n" | |
492 | bufi += "void " + fabric_mod_name + "_close_session(struct se_session *);\n" | |
493 | ||
c66ac9db NB |
494 | if re.search('sess_get_index\)\(', fo): |
495 | buf += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *se_sess)\n" | |
496 | buf += "{\n" | |
497 | buf += " return 0;\n" | |
498 | buf += "}\n\n" | |
499 | bufi += "u32 " + fabric_mod_name + "_sess_get_index(struct se_session *);\n" | |
500 | ||
501 | if re.search('write_pending\)\(', fo): | |
502 | buf += "int " + fabric_mod_name + "_write_pending(struct se_cmd *se_cmd)\n" | |
503 | buf += "{\n" | |
504 | buf += " return 0;\n" | |
505 | buf += "}\n\n" | |
506 | bufi += "int " + fabric_mod_name + "_write_pending(struct se_cmd *);\n" | |
507 | ||
508 | if re.search('write_pending_status\)\(', fo): | |
509 | buf += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *se_cmd)\n" | |
510 | buf += "{\n" | |
511 | buf += " return 0;\n" | |
512 | buf += "}\n\n" | |
513 | bufi += "int " + fabric_mod_name + "_write_pending_status(struct se_cmd *);\n" | |
514 | ||
515 | if re.search('set_default_node_attributes\)\(', fo): | |
516 | buf += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *nacl)\n" | |
517 | buf += "{\n" | |
518 | buf += " return;\n" | |
519 | buf += "}\n\n" | |
520 | bufi += "void " + fabric_mod_name + "_set_default_node_attrs(struct se_node_acl *);\n" | |
521 | ||
c66ac9db NB |
522 | if re.search('get_cmd_state\)\(', fo): |
523 | buf += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *se_cmd)\n" | |
524 | buf += "{\n" | |
525 | buf += " return 0;\n" | |
526 | buf += "}\n\n" | |
527 | bufi += "int " + fabric_mod_name + "_get_cmd_state(struct se_cmd *);\n" | |
528 | ||
c66ac9db NB |
529 | if re.search('queue_data_in\)\(', fo): |
530 | buf += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *se_cmd)\n" | |
531 | buf += "{\n" | |
532 | buf += " return 0;\n" | |
533 | buf += "}\n\n" | |
534 | bufi += "int " + fabric_mod_name + "_queue_data_in(struct se_cmd *);\n" | |
535 | ||
536 | if re.search('queue_status\)\(', fo): | |
537 | buf += "int " + fabric_mod_name + "_queue_status(struct se_cmd *se_cmd)\n" | |
538 | buf += "{\n" | |
539 | buf += " return 0;\n" | |
540 | buf += "}\n\n" | |
541 | bufi += "int " + fabric_mod_name + "_queue_status(struct se_cmd *);\n" | |
542 | ||
543 | if re.search('queue_tm_rsp\)\(', fo): | |
67e51daa | 544 | buf += "void " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *se_cmd)\n" |
c66ac9db | 545 | buf += "{\n" |
67e51daa | 546 | buf += " return;\n" |
c66ac9db | 547 | buf += "}\n\n" |
67e51daa | 548 | bufi += "void " + fabric_mod_name + "_queue_tm_rsp(struct se_cmd *);\n" |
c66ac9db | 549 | |
67e51daa NB |
550 | if re.search('aborted_task\)\(', fo): |
551 | buf += "void " + fabric_mod_name + "_aborted_task(struct se_cmd *se_cmd)\n" | |
c66ac9db | 552 | buf += "{\n" |
67e51daa | 553 | buf += " return;\n" |
c66ac9db | 554 | buf += "}\n\n" |
67e51daa | 555 | bufi += "void " + fabric_mod_name + "_aborted_task(struct se_cmd *);\n" |
c66ac9db NB |
556 | |
557 | ret = p.write(buf) | |
558 | if ret: | |
559 | tcm_mod_err("Unable to write f: " + f) | |
560 | ||
561 | p.close() | |
562 | ||
563 | ret = pi.write(bufi) | |
564 | if ret: | |
565 | tcm_mod_err("Unable to write fi: " + fi) | |
566 | ||
567 | pi.close() | |
568 | return | |
569 | ||
570 | def tcm_mod_build_kbuild(fabric_mod_dir_var, fabric_mod_name): | |
571 | ||
572 | buf = "" | |
10635c8b | 573 | f = fabric_mod_dir_var + "/Makefile" |
c66ac9db NB |
574 | print "Writing file: " + f |
575 | ||
576 | p = open(f, 'w') | |
577 | if not p: | |
578 | tcm_mod_err("Unable to open file: " + f) | |
579 | ||
c66ac9db NB |
580 | buf += fabric_mod_name + "-objs := " + fabric_mod_name + "_fabric.o \\\n" |
581 | buf += " " + fabric_mod_name + "_configfs.o\n" | |
582 | buf += "obj-$(CONFIG_" + fabric_mod_name.upper() + ") += " + fabric_mod_name + ".o\n" | |
583 | ||
584 | ret = p.write(buf) | |
585 | if ret: | |
586 | tcm_mod_err("Unable to write f: " + f) | |
587 | ||
588 | p.close() | |
589 | return | |
590 | ||
591 | def tcm_mod_build_kconfig(fabric_mod_dir_var, fabric_mod_name): | |
592 | ||
593 | buf = "" | |
594 | f = fabric_mod_dir_var + "/Kconfig" | |
595 | print "Writing file: " + f | |
596 | ||
597 | p = open(f, 'w') | |
598 | if not p: | |
599 | tcm_mod_err("Unable to open file: " + f) | |
600 | ||
601 | buf = "config " + fabric_mod_name.upper() + "\n" | |
602 | buf += " tristate \"" + fabric_mod_name.upper() + " fabric module\"\n" | |
603 | buf += " depends on TARGET_CORE && CONFIGFS_FS\n" | |
604 | buf += " default n\n" | |
605 | buf += " ---help---\n" | |
606 | buf += " Say Y here to enable the " + fabric_mod_name.upper() + " fabric module\n" | |
607 | ||
608 | ret = p.write(buf) | |
609 | if ret: | |
610 | tcm_mod_err("Unable to write f: " + f) | |
611 | ||
612 | p.close() | |
613 | return | |
614 | ||
615 | def tcm_mod_add_kbuild(tcm_dir, fabric_mod_name): | |
616 | buf = "obj-$(CONFIG_" + fabric_mod_name.upper() + ") += " + fabric_mod_name.lower() + "/\n" | |
10635c8b | 617 | kbuild = tcm_dir + "/drivers/target/Makefile" |
c66ac9db NB |
618 | |
619 | f = open(kbuild, 'a') | |
620 | f.write(buf) | |
621 | f.close() | |
622 | return | |
623 | ||
624 | def tcm_mod_add_kconfig(tcm_dir, fabric_mod_name): | |
625 | buf = "source \"drivers/target/" + fabric_mod_name.lower() + "/Kconfig\"\n" | |
626 | kconfig = tcm_dir + "/drivers/target/Kconfig" | |
627 | ||
628 | f = open(kconfig, 'a') | |
629 | f.write(buf) | |
630 | f.close() | |
631 | return | |
632 | ||
633 | def main(modname, proto_ident): | |
634 | # proto_ident = "FC" | |
635 | # proto_ident = "SAS" | |
636 | # proto_ident = "iSCSI" | |
637 | ||
638 | tcm_dir = os.getcwd(); | |
639 | tcm_dir += "/../../" | |
640 | print "tcm_dir: " + tcm_dir | |
641 | fabric_mod_name = modname | |
642 | fabric_mod_dir = tcm_dir + "drivers/target/" + fabric_mod_name | |
643 | print "Set fabric_mod_name: " + fabric_mod_name | |
644 | print "Set fabric_mod_dir: " + fabric_mod_dir | |
645 | print "Using proto_ident: " + proto_ident | |
646 | ||
647 | if proto_ident != "FC" and proto_ident != "SAS" and proto_ident != "iSCSI": | |
648 | print "Unsupported proto_ident: " + proto_ident | |
649 | sys.exit(1) | |
650 | ||
651 | ret = tcm_mod_create_module_subdir(fabric_mod_dir) | |
652 | if ret: | |
653 | print "tcm_mod_create_module_subdir() failed because module already exists!" | |
654 | sys.exit(1) | |
655 | ||
656 | tcm_mod_build_base_includes(proto_ident, fabric_mod_dir, fabric_mod_name) | |
657 | tcm_mod_scan_fabric_ops(tcm_dir) | |
658 | tcm_mod_dump_fabric_ops(proto_ident, fabric_mod_dir, fabric_mod_name) | |
659 | tcm_mod_build_configfs(proto_ident, fabric_mod_dir, fabric_mod_name) | |
660 | tcm_mod_build_kbuild(fabric_mod_dir, fabric_mod_name) | |
661 | tcm_mod_build_kconfig(fabric_mod_dir, fabric_mod_name) | |
662 | ||
67e51daa | 663 | input = raw_input("Would you like to add " + fabric_mod_name + " to drivers/target/Makefile..? [yes,no]: ") |
c66ac9db NB |
664 | if input == "yes" or input == "y": |
665 | tcm_mod_add_kbuild(tcm_dir, fabric_mod_name) | |
666 | ||
67e51daa | 667 | input = raw_input("Would you like to add " + fabric_mod_name + " to drivers/target/Kconfig..? [yes,no]: ") |
c66ac9db NB |
668 | if input == "yes" or input == "y": |
669 | tcm_mod_add_kconfig(tcm_dir, fabric_mod_name) | |
670 | ||
671 | return | |
672 | ||
673 | parser = optparse.OptionParser() | |
674 | parser.add_option('-m', '--modulename', help='Module name', dest='modname', | |
675 | action='store', nargs=1, type='string') | |
676 | parser.add_option('-p', '--protoident', help='Protocol Ident', dest='protoident', | |
677 | action='store', nargs=1, type='string') | |
678 | ||
679 | (opts, args) = parser.parse_args() | |
680 | ||
681 | mandatories = ['modname', 'protoident'] | |
682 | for m in mandatories: | |
683 | if not opts.__dict__[m]: | |
684 | print "mandatory option is missing\n" | |
685 | parser.print_help() | |
686 | exit(-1) | |
687 | ||
688 | if __name__ == "__main__": | |
689 | ||
690 | main(str(opts.modname), opts.protoident) |