]>
git.proxmox.com Git - mirror_ubuntu-artful-kernel.git/blob - Documentation/target/tcm_mod_builder.py
2 # The TCM v4 multi-protocol fabric module generation script for drivers/target/$NEW_MOD
4 # Copyright (c) 2010 Rising Tide Systems
5 # Copyright (c) 2010 Linux-iSCSI.org
7 # Author: nab@kernel.org
10 import subprocess
as sub
20 fabric_mod_init_port
= ""
26 def tcm_mod_create_module_subdir(fabric_mod_dir_var
):
28 if os
.path
.isdir(fabric_mod_dir_var
) == True:
31 print "Creating fabric_mod_dir: " + fabric_mod_dir_var
32 ret
= os
.mkdir(fabric_mod_dir_var
)
34 tcm_mod_err("Unable to mkdir " + fabric_mod_dir_var
)
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
43 f
= fabric_mod_dir_var
+ "/" + fabric_mod_name
+ "_base.h"
44 print "Writing file: " + f
48 tcm_mod_err("Unable to open file: " + f
)
50 buf
= "#define " + fabric_mod_name
.upper() + "_VERSION \"v0.1\"\n"
51 buf
+= "#define " + fabric_mod_name
.upper() + "_NAMELEN 32\n"
53 buf
+= "struct " + fabric_mod_name
+ "_nacl {\n"
54 buf
+= " /* Binary World Wide unique Port Name for FC Initiator Nport */\n"
55 buf
+= " u64 nport_wwpn;\n"
56 buf
+= " /* ASCII formatted WWPN for FC Initiator Nport */\n"
57 buf
+= " char nport_name[" + fabric_mod_name
.upper() + "_NAMELEN];\n"
58 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_nodeacl() */\n"
59 buf
+= " struct se_node_acl se_node_acl;\n"
62 buf
+= "struct " + fabric_mod_name
+ "_tpg {\n"
63 buf
+= " /* FC lport target portal group tag for TCM */\n"
64 buf
+= " u16 lport_tpgt;\n"
65 buf
+= " /* Pointer back to " + fabric_mod_name
+ "_lport */\n"
66 buf
+= " struct " + fabric_mod_name
+ "_lport *lport;\n"
67 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_tpg() */\n"
68 buf
+= " struct se_portal_group se_tpg;\n"
71 buf
+= "struct " + fabric_mod_name
+ "_lport {\n"
72 buf
+= " /* SCSI protocol the lport is providing */\n"
73 buf
+= " u8 lport_proto_id;\n"
74 buf
+= " /* Binary World Wide unique Port Name for FC Target Lport */\n"
75 buf
+= " u64 lport_wwpn;\n"
76 buf
+= " /* ASCII formatted WWPN for FC Target Lport */\n"
77 buf
+= " char lport_name[" + fabric_mod_name
.upper() + "_NAMELEN];\n"
78 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_lport() */\n"
79 buf
+= " struct se_wwn lport_wwn;\n"
84 tcm_mod_err("Unable to write f: " + f
)
88 fabric_mod_port
= "lport"
89 fabric_mod_init_port
= "nport"
93 def tcm_mod_build_SAS_include(fabric_mod_dir_var
, fabric_mod_name
):
94 global fabric_mod_port
95 global fabric_mod_init_port
98 f
= fabric_mod_dir_var
+ "/" + fabric_mod_name
+ "_base.h"
99 print "Writing file: " + f
103 tcm_mod_err("Unable to open file: " + f
)
105 buf
= "#define " + fabric_mod_name
.upper() + "_VERSION \"v0.1\"\n"
106 buf
+= "#define " + fabric_mod_name
.upper() + "_NAMELEN 32\n"
108 buf
+= "struct " + fabric_mod_name
+ "_nacl {\n"
109 buf
+= " /* Binary World Wide unique Port Name for SAS Initiator port */\n"
110 buf
+= " u64 iport_wwpn;\n"
111 buf
+= " /* ASCII formatted WWPN for Sas Initiator port */\n"
112 buf
+= " char iport_name[" + fabric_mod_name
.upper() + "_NAMELEN];\n"
113 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_nodeacl() */\n"
114 buf
+= " struct se_node_acl se_node_acl;\n"
116 buf
+= "struct " + fabric_mod_name
+ "_tpg {\n"
117 buf
+= " /* SAS port target portal group tag for TCM */\n"
118 buf
+= " u16 tport_tpgt;\n"
119 buf
+= " /* Pointer back to " + fabric_mod_name
+ "_tport */\n"
120 buf
+= " struct " + fabric_mod_name
+ "_tport *tport;\n"
121 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_tpg() */\n"
122 buf
+= " struct se_portal_group se_tpg;\n"
124 buf
+= "struct " + fabric_mod_name
+ "_tport {\n"
125 buf
+= " /* SCSI protocol the tport is providing */\n"
126 buf
+= " u8 tport_proto_id;\n"
127 buf
+= " /* Binary World Wide unique Port Name for SAS Target port */\n"
128 buf
+= " u64 tport_wwpn;\n"
129 buf
+= " /* ASCII formatted WWPN for SAS Target port */\n"
130 buf
+= " char tport_name[" + fabric_mod_name
.upper() + "_NAMELEN];\n"
131 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_tport() */\n"
132 buf
+= " struct se_wwn tport_wwn;\n"
137 tcm_mod_err("Unable to write f: " + f
)
141 fabric_mod_port
= "tport"
142 fabric_mod_init_port
= "iport"
146 def tcm_mod_build_iSCSI_include(fabric_mod_dir_var
, fabric_mod_name
):
147 global fabric_mod_port
148 global fabric_mod_init_port
151 f
= fabric_mod_dir_var
+ "/" + fabric_mod_name
+ "_base.h"
152 print "Writing file: " + f
156 tcm_mod_err("Unable to open file: " + f
)
158 buf
= "#define " + fabric_mod_name
.upper() + "_VERSION \"v0.1\"\n"
159 buf
+= "#define " + fabric_mod_name
.upper() + "_NAMELEN 32\n"
161 buf
+= "struct " + fabric_mod_name
+ "_nacl {\n"
162 buf
+= " /* ASCII formatted InitiatorName */\n"
163 buf
+= " char iport_name[" + fabric_mod_name
.upper() + "_NAMELEN];\n"
164 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_nodeacl() */\n"
165 buf
+= " struct se_node_acl se_node_acl;\n"
167 buf
+= "struct " + fabric_mod_name
+ "_tpg {\n"
168 buf
+= " /* iSCSI target portal group tag for TCM */\n"
169 buf
+= " u16 tport_tpgt;\n"
170 buf
+= " /* Pointer back to " + fabric_mod_name
+ "_tport */\n"
171 buf
+= " struct " + fabric_mod_name
+ "_tport *tport;\n"
172 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_tpg() */\n"
173 buf
+= " struct se_portal_group se_tpg;\n"
175 buf
+= "struct " + fabric_mod_name
+ "_tport {\n"
176 buf
+= " /* SCSI protocol the tport is providing */\n"
177 buf
+= " u8 tport_proto_id;\n"
178 buf
+= " /* ASCII formatted TargetName for IQN */\n"
179 buf
+= " char tport_name[" + fabric_mod_name
.upper() + "_NAMELEN];\n"
180 buf
+= " /* Returned by " + fabric_mod_name
+ "_make_tport() */\n"
181 buf
+= " struct se_wwn tport_wwn;\n"
186 tcm_mod_err("Unable to write f: " + f
)
190 fabric_mod_port
= "tport"
191 fabric_mod_init_port
= "iport"
195 def tcm_mod_build_base_includes(proto_ident
, fabric_mod_dir_val
, fabric_mod_name
):
197 if proto_ident
== "FC":
198 tcm_mod_build_FC_include(fabric_mod_dir_val
, fabric_mod_name
)
199 elif proto_ident
== "SAS":
200 tcm_mod_build_SAS_include(fabric_mod_dir_val
, fabric_mod_name
)
201 elif proto_ident
== "iSCSI":
202 tcm_mod_build_iSCSI_include(fabric_mod_dir_val
, fabric_mod_name
)
204 print "Unsupported proto_ident: " + proto_ident
209 def tcm_mod_build_configfs(proto_ident
, fabric_mod_dir_var
, fabric_mod_name
):
212 f
= fabric_mod_dir_var
+ "/" + fabric_mod_name
+ "_configfs.c"
213 print "Writing file: " + f
217 tcm_mod_err("Unable to open file: " + f
)
219 buf
= "#include <linux/module.h>\n"
220 buf
+= "#include <linux/moduleparam.h>\n"
221 buf
+= "#include <linux/version.h>\n"
222 buf
+= "#include <generated/utsrelease.h>\n"
223 buf
+= "#include <linux/utsname.h>\n"
224 buf
+= "#include <linux/init.h>\n"
225 buf
+= "#include <linux/slab.h>\n"
226 buf
+= "#include <linux/kthread.h>\n"
227 buf
+= "#include <linux/types.h>\n"
228 buf
+= "#include <linux/string.h>\n"
229 buf
+= "#include <linux/configfs.h>\n"
230 buf
+= "#include <linux/ctype.h>\n"
231 buf
+= "#include <asm/unaligned.h>\n\n"
232 buf
+= "#include <target/target_core_base.h>\n"
233 buf
+= "#include <target/target_core_transport.h>\n"
234 buf
+= "#include <target/target_core_fabric_ops.h>\n"
235 buf
+= "#include <target/target_core_fabric_configfs.h>\n"
236 buf
+= "#include <target/target_core_fabric_lib.h>\n"
237 buf
+= "#include <target/target_core_device.h>\n"
238 buf
+= "#include <target/target_core_tpg.h>\n"
239 buf
+= "#include <target/target_core_configfs.h>\n"
240 buf
+= "#include <target/target_core_base.h>\n"
241 buf
+= "#include <target/configfs_macros.h>\n\n"
242 buf
+= "#include \"" + fabric_mod_name
+ "_base.h\"\n"
243 buf
+= "#include \"" + fabric_mod_name
+ "_fabric.h\"\n\n"
245 buf
+= "/* Local pointer to allocated TCM configfs fabric module */\n"
246 buf
+= "struct target_fabric_configfs *" + fabric_mod_name
+ "_fabric_configfs;\n\n"
248 buf
+= "static struct se_node_acl *" + fabric_mod_name
+ "_make_nodeacl(\n"
249 buf
+= " struct se_portal_group *se_tpg,\n"
250 buf
+= " struct config_group *group,\n"
251 buf
+= " const char *name)\n"
253 buf
+= " struct se_node_acl *se_nacl, *se_nacl_new;\n"
254 buf
+= " struct " + fabric_mod_name
+ "_nacl *nacl;\n"
256 if proto_ident
== "FC" or proto_ident
== "SAS":
257 buf
+= " u64 wwpn = 0;\n"
259 buf
+= " u32 nexus_depth;\n\n"
260 buf
+= " /* " + fabric_mod_name
+ "_parse_wwn(name, &wwpn, 1) < 0)\n"
261 buf
+= " return ERR_PTR(-EINVAL); */\n"
262 buf
+= " se_nacl_new = " + fabric_mod_name
+ "_alloc_fabric_acl(se_tpg);\n"
263 buf
+= " if (!(se_nacl_new))\n"
264 buf
+= " return ERR_PTR(-ENOMEM);\n"
265 buf
+= "//#warning FIXME: Hardcoded nexus depth in " + fabric_mod_name
+ "_make_nodeacl()\n"
266 buf
+= " nexus_depth = 1;\n"
268 buf
+= " * se_nacl_new may be released by core_tpg_add_initiator_node_acl()\n"
269 buf
+= " * when converting a NodeACL from demo mode -> explict\n"
271 buf
+= " se_nacl = core_tpg_add_initiator_node_acl(se_tpg, se_nacl_new,\n"
272 buf
+= " name, nexus_depth);\n"
273 buf
+= " if (IS_ERR(se_nacl)) {\n"
274 buf
+= " " + fabric_mod_name
+ "_release_fabric_acl(se_tpg, se_nacl_new);\n"
275 buf
+= " return se_nacl;\n"
278 buf
+= " * Locate our struct " + fabric_mod_name
+ "_nacl and set the FC Nport WWPN\n"
280 buf
+= " nacl = container_of(se_nacl, struct " + fabric_mod_name
+ "_nacl, se_node_acl);\n"
282 if proto_ident
== "FC" or proto_ident
== "SAS":
283 buf
+= " nacl->" + fabric_mod_init_port
+ "_wwpn = wwpn;\n"
285 buf
+= " /* " + fabric_mod_name
+ "_format_wwn(&nacl->" + fabric_mod_init_port
+ "_name[0], " + fabric_mod_name
.upper() + "_NAMELEN, wwpn); */\n\n"
286 buf
+= " return se_nacl;\n"
288 buf
+= "static void " + fabric_mod_name
+ "_drop_nodeacl(struct se_node_acl *se_acl)\n"
290 buf
+= " struct " + fabric_mod_name
+ "_nacl *nacl = container_of(se_acl,\n"
291 buf
+= " struct " + fabric_mod_name
+ "_nacl, se_node_acl);\n"
292 buf
+= " kfree(nacl);\n"
295 buf
+= "static struct se_portal_group *" + fabric_mod_name
+ "_make_tpg(\n"
296 buf
+= " struct se_wwn *wwn,\n"
297 buf
+= " struct config_group *group,\n"
298 buf
+= " const char *name)\n"
300 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ "*" + fabric_mod_port
+ " = container_of(wwn,\n"
301 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ ", " + fabric_mod_port
+ "_wwn);\n\n"
302 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg;\n"
303 buf
+= " unsigned long tpgt;\n"
304 buf
+= " int ret;\n\n"
305 buf
+= " if (strstr(name, \"tpgt_\") != name)\n"
306 buf
+= " return ERR_PTR(-EINVAL);\n"
307 buf
+= " if (strict_strtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)\n"
308 buf
+= " return ERR_PTR(-EINVAL);\n\n"
309 buf
+= " tpg = kzalloc(sizeof(struct " + fabric_mod_name
+ "_tpg), GFP_KERNEL);\n"
310 buf
+= " if (!(tpg)) {\n"
311 buf
+= " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name
+ "_tpg\");\n"
312 buf
+= " return ERR_PTR(-ENOMEM);\n"
314 buf
+= " tpg->" + fabric_mod_port
+ " = " + fabric_mod_port
+ ";\n"
315 buf
+= " tpg->" + fabric_mod_port
+ "_tpgt = tpgt;\n\n"
316 buf
+= " ret = core_tpg_register(&" + fabric_mod_name
+ "_fabric_configfs->tf_ops, wwn,\n"
317 buf
+= " &tpg->se_tpg, (void *)tpg,\n"
318 buf
+= " TRANSPORT_TPG_TYPE_NORMAL);\n"
319 buf
+= " if (ret < 0) {\n"
320 buf
+= " kfree(tpg);\n"
321 buf
+= " return NULL;\n"
323 buf
+= " return &tpg->se_tpg;\n"
325 buf
+= "static void " + fabric_mod_name
+ "_drop_tpg(struct se_portal_group *se_tpg)\n"
327 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
328 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n\n"
329 buf
+= " core_tpg_deregister(se_tpg);\n"
330 buf
+= " kfree(tpg);\n"
333 buf
+= "static struct se_wwn *" + fabric_mod_name
+ "_make_" + fabric_mod_port
+ "(\n"
334 buf
+= " struct target_fabric_configfs *tf,\n"
335 buf
+= " struct config_group *group,\n"
336 buf
+= " const char *name)\n"
338 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ ";\n"
340 if proto_ident
== "FC" or proto_ident
== "SAS":
341 buf
+= " u64 wwpn = 0;\n\n"
343 buf
+= " /* if (" + fabric_mod_name
+ "_parse_wwn(name, &wwpn, 1) < 0)\n"
344 buf
+= " return ERR_PTR(-EINVAL); */\n\n"
345 buf
+= " " + fabric_mod_port
+ " = kzalloc(sizeof(struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ "), GFP_KERNEL);\n"
346 buf
+= " if (!(" + fabric_mod_port
+ ")) {\n"
347 buf
+= " printk(KERN_ERR \"Unable to allocate struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ "\");\n"
348 buf
+= " return ERR_PTR(-ENOMEM);\n"
351 if proto_ident
== "FC" or proto_ident
== "SAS":
352 buf
+= " " + fabric_mod_port
+ "->" + fabric_mod_port
+ "_wwpn = wwpn;\n"
354 buf
+= " /* " + fabric_mod_name
+ "_format_wwn(&" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_name[0], " + fabric_mod_name
.upper() + "__NAMELEN, wwpn); */\n\n"
355 buf
+= " return &" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_wwn;\n"
357 buf
+= "static void " + fabric_mod_name
+ "_drop_" + fabric_mod_port
+ "(struct se_wwn *wwn)\n"
359 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ " = container_of(wwn,\n"
360 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ ", " + fabric_mod_port
+ "_wwn);\n"
361 buf
+= " kfree(" + fabric_mod_port
+ ");\n"
363 buf
+= "static ssize_t " + fabric_mod_name
+ "_wwn_show_attr_version(\n"
364 buf
+= " struct target_fabric_configfs *tf,\n"
365 buf
+= " char *page)\n"
367 buf
+= " return sprintf(page, \"" + fabric_mod_name
.upper() + " fabric module %s on %s/%s\"\n"
368 buf
+= " \"on \"UTS_RELEASE\"\\n\", " + fabric_mod_name
.upper() + "_VERSION, utsname()->sysname,\n"
369 buf
+= " utsname()->machine);\n"
371 buf
+= "TF_WWN_ATTR_RO(" + fabric_mod_name
+ ", version);\n\n"
372 buf
+= "static struct configfs_attribute *" + fabric_mod_name
+ "_wwn_attrs[] = {\n"
373 buf
+= " &" + fabric_mod_name
+ "_wwn_version.attr,\n"
377 buf
+= "static struct target_core_fabric_ops " + fabric_mod_name
+ "_ops = {\n"
378 buf
+= " .get_fabric_name = " + fabric_mod_name
+ "_get_fabric_name,\n"
379 buf
+= " .get_fabric_proto_ident = " + fabric_mod_name
+ "_get_fabric_proto_ident,\n"
380 buf
+= " .tpg_get_wwn = " + fabric_mod_name
+ "_get_fabric_wwn,\n"
381 buf
+= " .tpg_get_tag = " + fabric_mod_name
+ "_get_tag,\n"
382 buf
+= " .tpg_get_default_depth = " + fabric_mod_name
+ "_get_default_depth,\n"
383 buf
+= " .tpg_get_pr_transport_id = " + fabric_mod_name
+ "_get_pr_transport_id,\n"
384 buf
+= " .tpg_get_pr_transport_id_len = " + fabric_mod_name
+ "_get_pr_transport_id_len,\n"
385 buf
+= " .tpg_parse_pr_out_transport_id = " + fabric_mod_name
+ "_parse_pr_out_transport_id,\n"
386 buf
+= " .tpg_check_demo_mode = " + fabric_mod_name
+ "_check_false,\n"
387 buf
+= " .tpg_check_demo_mode_cache = " + fabric_mod_name
+ "_check_true,\n"
388 buf
+= " .tpg_check_demo_mode_write_protect = " + fabric_mod_name
+ "_check_true,\n"
389 buf
+= " .tpg_check_prod_mode_write_protect = " + fabric_mod_name
+ "_check_false,\n"
390 buf
+= " .tpg_alloc_fabric_acl = " + fabric_mod_name
+ "_alloc_fabric_acl,\n"
391 buf
+= " .tpg_release_fabric_acl = " + fabric_mod_name
+ "_release_fabric_acl,\n"
392 buf
+= " .tpg_get_inst_index = " + fabric_mod_name
+ "_tpg_get_inst_index,\n"
393 buf
+= " .release_cmd_to_pool = " + fabric_mod_name
+ "_release_cmd,\n"
394 buf
+= " .release_cmd_direct = " + fabric_mod_name
+ "_release_cmd,\n"
395 buf
+= " .shutdown_session = " + fabric_mod_name
+ "_shutdown_session,\n"
396 buf
+= " .close_session = " + fabric_mod_name
+ "_close_session,\n"
397 buf
+= " .stop_session = " + fabric_mod_name
+ "_stop_session,\n"
398 buf
+= " .fall_back_to_erl0 = " + fabric_mod_name
+ "_reset_nexus,\n"
399 buf
+= " .sess_logged_in = " + fabric_mod_name
+ "_sess_logged_in,\n"
400 buf
+= " .sess_get_index = " + fabric_mod_name
+ "_sess_get_index,\n"
401 buf
+= " .sess_get_initiator_sid = NULL,\n"
402 buf
+= " .write_pending = " + fabric_mod_name
+ "_write_pending,\n"
403 buf
+= " .write_pending_status = " + fabric_mod_name
+ "_write_pending_status,\n"
404 buf
+= " .set_default_node_attributes = " + fabric_mod_name
+ "_set_default_node_attrs,\n"
405 buf
+= " .get_task_tag = " + fabric_mod_name
+ "_get_task_tag,\n"
406 buf
+= " .get_cmd_state = " + fabric_mod_name
+ "_get_cmd_state,\n"
407 buf
+= " .new_cmd_failure = " + fabric_mod_name
+ "_new_cmd_failure,\n"
408 buf
+= " .queue_data_in = " + fabric_mod_name
+ "_queue_data_in,\n"
409 buf
+= " .queue_status = " + fabric_mod_name
+ "_queue_status,\n"
410 buf
+= " .queue_tm_rsp = " + fabric_mod_name
+ "_queue_tm_rsp,\n"
411 buf
+= " .get_fabric_sense_len = " + fabric_mod_name
+ "_get_fabric_sense_len,\n"
412 buf
+= " .set_fabric_sense_len = " + fabric_mod_name
+ "_set_fabric_sense_len,\n"
413 buf
+= " .is_state_remove = " + fabric_mod_name
+ "_is_state_remove,\n"
414 buf
+= " .pack_lun = " + fabric_mod_name
+ "_pack_lun,\n"
416 buf
+= " * Setup function pointers for generic logic in target_core_fabric_configfs.c\n"
418 buf
+= " .fabric_make_wwn = " + fabric_mod_name
+ "_make_" + fabric_mod_port
+ ",\n"
419 buf
+= " .fabric_drop_wwn = " + fabric_mod_name
+ "_drop_" + fabric_mod_port
+ ",\n"
420 buf
+= " .fabric_make_tpg = " + fabric_mod_name
+ "_make_tpg,\n"
421 buf
+= " .fabric_drop_tpg = " + fabric_mod_name
+ "_drop_tpg,\n"
422 buf
+= " .fabric_post_link = NULL,\n"
423 buf
+= " .fabric_pre_unlink = NULL,\n"
424 buf
+= " .fabric_make_np = NULL,\n"
425 buf
+= " .fabric_drop_np = NULL,\n"
426 buf
+= " .fabric_make_nodeacl = " + fabric_mod_name
+ "_make_nodeacl,\n"
427 buf
+= " .fabric_drop_nodeacl = " + fabric_mod_name
+ "_drop_nodeacl,\n"
430 buf
+= "static int " + fabric_mod_name
+ "_register_configfs(void)\n"
432 buf
+= " struct target_fabric_configfs *fabric;\n"
433 buf
+= " int ret;\n\n"
434 buf
+= " printk(KERN_INFO \"" + fabric_mod_name
.upper() + " fabric module %s on %s/%s\"\n"
435 buf
+= " \" on \"UTS_RELEASE\"\\n\"," + fabric_mod_name
.upper() + "_VERSION, utsname()->sysname,\n"
436 buf
+= " utsname()->machine);\n"
438 buf
+= " * Register the top level struct config_item_type with TCM core\n"
440 buf
+= " fabric = target_fabric_configfs_init(THIS_MODULE, \"" + fabric_mod_name
[4:] + "\");\n"
441 buf
+= " if (!(fabric)) {\n"
442 buf
+= " printk(KERN_ERR \"target_fabric_configfs_init() failed\\n\");\n"
443 buf
+= " return -ENOMEM;\n"
446 buf
+= " * Setup fabric->tf_ops from our local " + fabric_mod_name
+ "_ops\n"
448 buf
+= " fabric->tf_ops = " + fabric_mod_name
+ "_ops;\n"
450 buf
+= " * Setup default attribute lists for various fabric->tf_cit_tmpl\n"
452 buf
+= " TF_CIT_TMPL(fabric)->tfc_wwn_cit.ct_attrs = " + fabric_mod_name
+ "_wwn_attrs;\n"
453 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_base_cit.ct_attrs = NULL;\n"
454 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_attrib_cit.ct_attrs = NULL;\n"
455 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_param_cit.ct_attrs = NULL;\n"
456 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_np_base_cit.ct_attrs = NULL;\n"
457 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_base_cit.ct_attrs = NULL;\n"
458 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_attrib_cit.ct_attrs = NULL;\n"
459 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_auth_cit.ct_attrs = NULL;\n"
460 buf
+= " TF_CIT_TMPL(fabric)->tfc_tpg_nacl_param_cit.ct_attrs = NULL;\n"
462 buf
+= " * Register the fabric for use within TCM\n"
464 buf
+= " ret = target_fabric_configfs_register(fabric);\n"
465 buf
+= " if (ret < 0) {\n"
466 buf
+= " printk(KERN_ERR \"target_fabric_configfs_register() failed\"\n"
467 buf
+= " \" for " + fabric_mod_name
.upper() + "\\n\");\n"
468 buf
+= " return ret;\n"
471 buf
+= " * Setup our local pointer to *fabric\n"
473 buf
+= " " + fabric_mod_name
+ "_fabric_configfs = fabric;\n"
474 buf
+= " printk(KERN_INFO \"" + fabric_mod_name
.upper() + "[0] - Set fabric -> " + fabric_mod_name
+ "_fabric_configfs\\n\");\n"
475 buf
+= " return 0;\n"
477 buf
+= "static void " + fabric_mod_name
+ "_deregister_configfs(void)\n"
479 buf
+= " if (!(" + fabric_mod_name
+ "_fabric_configfs))\n"
480 buf
+= " return;\n\n"
481 buf
+= " target_fabric_configfs_deregister(" + fabric_mod_name
+ "_fabric_configfs);\n"
482 buf
+= " " + fabric_mod_name
+ "_fabric_configfs = NULL;\n"
483 buf
+= " printk(KERN_INFO \"" + fabric_mod_name
.upper() + "[0] - Cleared " + fabric_mod_name
+ "_fabric_configfs\\n\");\n"
486 buf
+= "static int __init " + fabric_mod_name
+ "_init(void)\n"
488 buf
+= " int ret;\n\n"
489 buf
+= " ret = " + fabric_mod_name
+ "_register_configfs();\n"
490 buf
+= " if (ret < 0)\n"
491 buf
+= " return ret;\n\n"
492 buf
+= " return 0;\n"
494 buf
+= "static void " + fabric_mod_name
+ "_exit(void)\n"
496 buf
+= " " + fabric_mod_name
+ "_deregister_configfs();\n"
499 buf
+= "#ifdef MODULE\n"
500 buf
+= "MODULE_DESCRIPTION(\"" + fabric_mod_name
.upper() + " series fabric driver\");\n"
501 buf
+= "MODULE_LICENSE(\"GPL\");\n"
502 buf
+= "module_init(" + fabric_mod_name
+ "_init);\n"
503 buf
+= "module_exit(" + fabric_mod_name
+ "_exit);\n"
508 tcm_mod_err("Unable to write f: " + f
)
514 def tcm_mod_scan_fabric_ops(tcm_dir
):
516 fabric_ops_api
= tcm_dir
+ "include/target/target_core_fabric_ops.h"
518 print "Using tcm_mod_scan_fabric_ops: " + fabric_ops_api
521 p
= open(fabric_ops_api
, 'r')
525 if process_fo
== 0 and re
.search('struct target_core_fabric_ops {', line
):
532 # Search for function pointer
533 if not re
.search('\(\*', line
):
536 fabric_ops
.append(line
.rstrip())
540 # Search for function pointer
541 if not re
.search('\(\*', line
):
544 fabric_ops
.append(line
.rstrip())
549 def tcm_mod_dump_fabric_ops(proto_ident
, fabric_mod_dir_var
, fabric_mod_name
):
553 f
= fabric_mod_dir_var
+ "/" + fabric_mod_name
+ "_fabric.c"
554 print "Writing file: " + f
558 tcm_mod_err("Unable to open file: " + f
)
560 fi
= fabric_mod_dir_var
+ "/" + fabric_mod_name
+ "_fabric.h"
561 print "Writing file: " + fi
565 tcm_mod_err("Unable to open file: " + fi
)
567 buf
= "#include <linux/slab.h>\n"
568 buf
+= "#include <linux/kthread.h>\n"
569 buf
+= "#include <linux/types.h>\n"
570 buf
+= "#include <linux/list.h>\n"
571 buf
+= "#include <linux/types.h>\n"
572 buf
+= "#include <linux/string.h>\n"
573 buf
+= "#include <linux/ctype.h>\n"
574 buf
+= "#include <asm/unaligned.h>\n"
575 buf
+= "#include <scsi/scsi.h>\n"
576 buf
+= "#include <scsi/scsi_host.h>\n"
577 buf
+= "#include <scsi/scsi_device.h>\n"
578 buf
+= "#include <scsi/scsi_cmnd.h>\n"
579 buf
+= "#include <scsi/libfc.h>\n\n"
580 buf
+= "#include <target/target_core_base.h>\n"
581 buf
+= "#include <target/target_core_transport.h>\n"
582 buf
+= "#include <target/target_core_fabric_ops.h>\n"
583 buf
+= "#include <target/target_core_fabric_lib.h>\n"
584 buf
+= "#include <target/target_core_device.h>\n"
585 buf
+= "#include <target/target_core_tpg.h>\n"
586 buf
+= "#include <target/target_core_configfs.h>\n\n"
587 buf
+= "#include \"" + fabric_mod_name
+ "_base.h\"\n"
588 buf
+= "#include \"" + fabric_mod_name
+ "_fabric.h\"\n\n"
590 buf
+= "int " + fabric_mod_name
+ "_check_true(struct se_portal_group *se_tpg)\n"
592 buf
+= " return 1;\n"
594 bufi
+= "int " + fabric_mod_name
+ "_check_true(struct se_portal_group *);\n"
596 buf
+= "int " + fabric_mod_name
+ "_check_false(struct se_portal_group *se_tpg)\n"
598 buf
+= " return 0;\n"
600 bufi
+= "int " + fabric_mod_name
+ "_check_false(struct se_portal_group *);\n"
602 total_fabric_ops
= len(fabric_ops
)
605 while i
< total_fabric_ops
:
608 # print "fabric_ops: " + fo
610 if re
.search('get_fabric_name', fo
):
611 buf
+= "char *" + fabric_mod_name
+ "_get_fabric_name(void)\n"
613 buf
+= " return \"" + fabric_mod_name
[4:] + "\";\n"
615 bufi
+= "char *" + fabric_mod_name
+ "_get_fabric_name(void);\n"
618 if re
.search('get_fabric_proto_ident', fo
):
619 buf
+= "u8 " + fabric_mod_name
+ "_get_fabric_proto_ident(struct se_portal_group *se_tpg)\n"
621 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
622 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n"
623 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ " = tpg->" + fabric_mod_port
+ ";\n"
624 buf
+= " u8 proto_id;\n\n"
625 buf
+= " switch (" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_proto_id) {\n"
626 if proto_ident
== "FC":
627 buf
+= " case SCSI_PROTOCOL_FCP:\n"
629 buf
+= " proto_id = fc_get_fabric_proto_ident(se_tpg);\n"
631 elif proto_ident
== "SAS":
632 buf
+= " case SCSI_PROTOCOL_SAS:\n"
634 buf
+= " proto_id = sas_get_fabric_proto_ident(se_tpg);\n"
636 elif proto_ident
== "iSCSI":
637 buf
+= " case SCSI_PROTOCOL_ISCSI:\n"
639 buf
+= " proto_id = iscsi_get_fabric_proto_ident(se_tpg);\n"
643 buf
+= " return proto_id;\n"
645 bufi
+= "u8 " + fabric_mod_name
+ "_get_fabric_proto_ident(struct se_portal_group *);\n"
647 if re
.search('get_wwn', fo
):
648 buf
+= "char *" + fabric_mod_name
+ "_get_fabric_wwn(struct se_portal_group *se_tpg)\n"
650 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
651 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n"
652 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ " = tpg->" + fabric_mod_port
+ ";\n\n"
653 buf
+= " return &" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_name[0];\n"
655 bufi
+= "char *" + fabric_mod_name
+ "_get_fabric_wwn(struct se_portal_group *);\n"
657 if re
.search('get_tag', fo
):
658 buf
+= "u16 " + fabric_mod_name
+ "_get_tag(struct se_portal_group *se_tpg)\n"
660 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
661 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n"
662 buf
+= " return tpg->" + fabric_mod_port
+ "_tpgt;\n"
664 bufi
+= "u16 " + fabric_mod_name
+ "_get_tag(struct se_portal_group *);\n"
666 if re
.search('get_default_depth', fo
):
667 buf
+= "u32 " + fabric_mod_name
+ "_get_default_depth(struct se_portal_group *se_tpg)\n"
669 buf
+= " return 1;\n"
671 bufi
+= "u32 " + fabric_mod_name
+ "_get_default_depth(struct se_portal_group *);\n"
673 if re
.search('get_pr_transport_id\)\(', fo
):
674 buf
+= "u32 " + fabric_mod_name
+ "_get_pr_transport_id(\n"
675 buf
+= " struct se_portal_group *se_tpg,\n"
676 buf
+= " struct se_node_acl *se_nacl,\n"
677 buf
+= " struct t10_pr_registration *pr_reg,\n"
678 buf
+= " int *format_code,\n"
679 buf
+= " unsigned char *buf)\n"
681 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
682 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n"
683 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ " = tpg->" + fabric_mod_port
+ ";\n"
684 buf
+= " int ret = 0;\n\n"
685 buf
+= " switch (" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_proto_id) {\n"
686 if proto_ident
== "FC":
687 buf
+= " case SCSI_PROTOCOL_FCP:\n"
689 buf
+= " ret = fc_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n"
690 buf
+= " format_code, buf);\n"
692 elif proto_ident
== "SAS":
693 buf
+= " case SCSI_PROTOCOL_SAS:\n"
695 buf
+= " ret = sas_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n"
696 buf
+= " format_code, buf);\n"
698 elif proto_ident
== "iSCSI":
699 buf
+= " case SCSI_PROTOCOL_ISCSI:\n"
701 buf
+= " ret = iscsi_get_pr_transport_id(se_tpg, se_nacl, pr_reg,\n"
702 buf
+= " format_code, buf);\n"
706 buf
+= " return ret;\n"
708 bufi
+= "u32 " + fabric_mod_name
+ "_get_pr_transport_id(struct se_portal_group *,\n"
709 bufi
+= " struct se_node_acl *, struct t10_pr_registration *,\n"
710 bufi
+= " int *, unsigned char *);\n"
712 if re
.search('get_pr_transport_id_len\)\(', fo
):
713 buf
+= "u32 " + fabric_mod_name
+ "_get_pr_transport_id_len(\n"
714 buf
+= " struct se_portal_group *se_tpg,\n"
715 buf
+= " struct se_node_acl *se_nacl,\n"
716 buf
+= " struct t10_pr_registration *pr_reg,\n"
717 buf
+= " int *format_code)\n"
719 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
720 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n"
721 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ " = tpg->" + fabric_mod_port
+ ";\n"
722 buf
+= " int ret = 0;\n\n"
723 buf
+= " switch (" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_proto_id) {\n"
724 if proto_ident
== "FC":
725 buf
+= " case SCSI_PROTOCOL_FCP:\n"
727 buf
+= " ret = fc_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n"
728 buf
+= " format_code);\n"
730 elif proto_ident
== "SAS":
731 buf
+= " case SCSI_PROTOCOL_SAS:\n"
733 buf
+= " ret = sas_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n"
734 buf
+= " format_code);\n"
736 elif proto_ident
== "iSCSI":
737 buf
+= " case SCSI_PROTOCOL_ISCSI:\n"
739 buf
+= " ret = iscsi_get_pr_transport_id_len(se_tpg, se_nacl, pr_reg,\n"
740 buf
+= " format_code);\n"
745 buf
+= " return ret;\n"
747 bufi
+= "u32 " + fabric_mod_name
+ "_get_pr_transport_id_len(struct se_portal_group *,\n"
748 bufi
+= " struct se_node_acl *, struct t10_pr_registration *,\n"
751 if re
.search('parse_pr_out_transport_id\)\(', fo
):
752 buf
+= "char *" + fabric_mod_name
+ "_parse_pr_out_transport_id(\n"
753 buf
+= " struct se_portal_group *se_tpg,\n"
754 buf
+= " const char *buf,\n"
755 buf
+= " u32 *out_tid_len,\n"
756 buf
+= " char **port_nexus_ptr)\n"
758 buf
+= " struct " + fabric_mod_name
+ "_tpg *tpg = container_of(se_tpg,\n"
759 buf
+= " struct " + fabric_mod_name
+ "_tpg, se_tpg);\n"
760 buf
+= " struct " + fabric_mod_name
+ "_" + fabric_mod_port
+ " *" + fabric_mod_port
+ " = tpg->" + fabric_mod_port
+ ";\n"
761 buf
+= " char *tid = NULL;\n\n"
762 buf
+= " switch (" + fabric_mod_port
+ "->" + fabric_mod_port
+ "_proto_id) {\n"
763 if proto_ident
== "FC":
764 buf
+= " case SCSI_PROTOCOL_FCP:\n"
766 buf
+= " tid = fc_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n"
767 buf
+= " port_nexus_ptr);\n"
768 elif proto_ident
== "SAS":
769 buf
+= " case SCSI_PROTOCOL_SAS:\n"
771 buf
+= " tid = sas_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n"
772 buf
+= " port_nexus_ptr);\n"
773 elif proto_ident
== "iSCSI":
774 buf
+= " case SCSI_PROTOCOL_ISCSI:\n"
776 buf
+= " tid = iscsi_parse_pr_out_transport_id(se_tpg, buf, out_tid_len,\n"
777 buf
+= " port_nexus_ptr);\n"
780 buf
+= " return tid;\n"
782 bufi
+= "char *" + fabric_mod_name
+ "_parse_pr_out_transport_id(struct se_portal_group *,\n"
783 bufi
+= " const char *, u32 *, char **);\n"
785 if re
.search('alloc_fabric_acl\)\(', fo
):
786 buf
+= "struct se_node_acl *" + fabric_mod_name
+ "_alloc_fabric_acl(struct se_portal_group *se_tpg)\n"
788 buf
+= " struct " + fabric_mod_name
+ "_nacl *nacl;\n\n"
789 buf
+= " nacl = kzalloc(sizeof(struct " + fabric_mod_name
+ "_nacl), GFP_KERNEL);\n"
790 buf
+= " if (!(nacl)) {\n"
791 buf
+= " printk(KERN_ERR \"Unable to alocate struct " + fabric_mod_name
+ "_nacl\\n\");\n"
792 buf
+= " return NULL;\n"
794 buf
+= " return &nacl->se_node_acl;\n"
796 bufi
+= "struct se_node_acl *" + fabric_mod_name
+ "_alloc_fabric_acl(struct se_portal_group *);\n"
798 if re
.search('release_fabric_acl\)\(', fo
):
799 buf
+= "void " + fabric_mod_name
+ "_release_fabric_acl(\n"
800 buf
+= " struct se_portal_group *se_tpg,\n"
801 buf
+= " struct se_node_acl *se_nacl)\n"
803 buf
+= " struct " + fabric_mod_name
+ "_nacl *nacl = container_of(se_nacl,\n"
804 buf
+= " struct " + fabric_mod_name
+ "_nacl, se_node_acl);\n"
805 buf
+= " kfree(nacl);\n"
807 bufi
+= "void " + fabric_mod_name
+ "_release_fabric_acl(struct se_portal_group *,\n"
808 bufi
+= " struct se_node_acl *);\n"
810 if re
.search('tpg_get_inst_index\)\(', fo
):
811 buf
+= "u32 " + fabric_mod_name
+ "_tpg_get_inst_index(struct se_portal_group *se_tpg)\n"
813 buf
+= " return 1;\n"
815 bufi
+= "u32 " + fabric_mod_name
+ "_tpg_get_inst_index(struct se_portal_group *);\n"
817 if re
.search('release_cmd_to_pool', fo
):
818 buf
+= "void " + fabric_mod_name
+ "_release_cmd(struct se_cmd *se_cmd)\n"
822 bufi
+= "void " + fabric_mod_name
+ "_release_cmd(struct se_cmd *);\n"
824 if re
.search('shutdown_session\)\(', fo
):
825 buf
+= "int " + fabric_mod_name
+ "_shutdown_session(struct se_session *se_sess)\n"
827 buf
+= " return 0;\n"
829 bufi
+= "int " + fabric_mod_name
+ "_shutdown_session(struct se_session *);\n"
831 if re
.search('close_session\)\(', fo
):
832 buf
+= "void " + fabric_mod_name
+ "_close_session(struct se_session *se_sess)\n"
836 bufi
+= "void " + fabric_mod_name
+ "_close_session(struct se_session *);\n"
838 if re
.search('stop_session\)\(', fo
):
839 buf
+= "void " + fabric_mod_name
+ "_stop_session(struct se_session *se_sess, int sess_sleep , int conn_sleep)\n"
843 bufi
+= "void " + fabric_mod_name
+ "_stop_session(struct se_session *, int, int);\n"
845 if re
.search('fall_back_to_erl0\)\(', fo
):
846 buf
+= "void " + fabric_mod_name
+ "_reset_nexus(struct se_session *se_sess)\n"
850 bufi
+= "void " + fabric_mod_name
+ "_reset_nexus(struct se_session *);\n"
852 if re
.search('sess_logged_in\)\(', fo
):
853 buf
+= "int " + fabric_mod_name
+ "_sess_logged_in(struct se_session *se_sess)\n"
855 buf
+= " return 0;\n"
857 bufi
+= "int " + fabric_mod_name
+ "_sess_logged_in(struct se_session *);\n"
859 if re
.search('sess_get_index\)\(', fo
):
860 buf
+= "u32 " + fabric_mod_name
+ "_sess_get_index(struct se_session *se_sess)\n"
862 buf
+= " return 0;\n"
864 bufi
+= "u32 " + fabric_mod_name
+ "_sess_get_index(struct se_session *);\n"
866 if re
.search('write_pending\)\(', fo
):
867 buf
+= "int " + fabric_mod_name
+ "_write_pending(struct se_cmd *se_cmd)\n"
869 buf
+= " return 0;\n"
871 bufi
+= "int " + fabric_mod_name
+ "_write_pending(struct se_cmd *);\n"
873 if re
.search('write_pending_status\)\(', fo
):
874 buf
+= "int " + fabric_mod_name
+ "_write_pending_status(struct se_cmd *se_cmd)\n"
876 buf
+= " return 0;\n"
878 bufi
+= "int " + fabric_mod_name
+ "_write_pending_status(struct se_cmd *);\n"
880 if re
.search('set_default_node_attributes\)\(', fo
):
881 buf
+= "void " + fabric_mod_name
+ "_set_default_node_attrs(struct se_node_acl *nacl)\n"
885 bufi
+= "void " + fabric_mod_name
+ "_set_default_node_attrs(struct se_node_acl *);\n"
887 if re
.search('get_task_tag\)\(', fo
):
888 buf
+= "u32 " + fabric_mod_name
+ "_get_task_tag(struct se_cmd *se_cmd)\n"
890 buf
+= " return 0;\n"
892 bufi
+= "u32 " + fabric_mod_name
+ "_get_task_tag(struct se_cmd *);\n"
894 if re
.search('get_cmd_state\)\(', fo
):
895 buf
+= "int " + fabric_mod_name
+ "_get_cmd_state(struct se_cmd *se_cmd)\n"
897 buf
+= " return 0;\n"
899 bufi
+= "int " + fabric_mod_name
+ "_get_cmd_state(struct se_cmd *);\n"
901 if re
.search('new_cmd_failure\)\(', fo
):
902 buf
+= "void " + fabric_mod_name
+ "_new_cmd_failure(struct se_cmd *se_cmd)\n"
906 bufi
+= "void " + fabric_mod_name
+ "_new_cmd_failure(struct se_cmd *);\n"
908 if re
.search('queue_data_in\)\(', fo
):
909 buf
+= "int " + fabric_mod_name
+ "_queue_data_in(struct se_cmd *se_cmd)\n"
911 buf
+= " return 0;\n"
913 bufi
+= "int " + fabric_mod_name
+ "_queue_data_in(struct se_cmd *);\n"
915 if re
.search('queue_status\)\(', fo
):
916 buf
+= "int " + fabric_mod_name
+ "_queue_status(struct se_cmd *se_cmd)\n"
918 buf
+= " return 0;\n"
920 bufi
+= "int " + fabric_mod_name
+ "_queue_status(struct se_cmd *);\n"
922 if re
.search('queue_tm_rsp\)\(', fo
):
923 buf
+= "int " + fabric_mod_name
+ "_queue_tm_rsp(struct se_cmd *se_cmd)\n"
925 buf
+= " return 0;\n"
927 bufi
+= "int " + fabric_mod_name
+ "_queue_tm_rsp(struct se_cmd *);\n"
929 if re
.search('get_fabric_sense_len\)\(', fo
):
930 buf
+= "u16 " + fabric_mod_name
+ "_get_fabric_sense_len(void)\n"
932 buf
+= " return 0;\n"
934 bufi
+= "u16 " + fabric_mod_name
+ "_get_fabric_sense_len(void);\n"
936 if re
.search('set_fabric_sense_len\)\(', fo
):
937 buf
+= "u16 " + fabric_mod_name
+ "_set_fabric_sense_len(struct se_cmd *se_cmd, u32 sense_length)\n"
939 buf
+= " return 0;\n"
941 bufi
+= "u16 " + fabric_mod_name
+ "_set_fabric_sense_len(struct se_cmd *, u32);\n"
943 if re
.search('is_state_remove\)\(', fo
):
944 buf
+= "int " + fabric_mod_name
+ "_is_state_remove(struct se_cmd *se_cmd)\n"
946 buf
+= " return 0;\n"
948 bufi
+= "int " + fabric_mod_name
+ "_is_state_remove(struct se_cmd *);\n"
950 if re
.search('pack_lun\)\(', fo
):
951 buf
+= "u64 " + fabric_mod_name
+ "_pack_lun(unsigned int lun)\n"
953 buf
+= " WARN_ON(lun >= 256);\n"
954 buf
+= " /* Caller wants this byte-swapped */\n"
955 buf
+= " return cpu_to_le64((lun & 0xff) << 8);\n"
957 bufi
+= "u64 " + fabric_mod_name
+ "_pack_lun(unsigned int);\n"
962 tcm_mod_err("Unable to write f: " + f
)
968 tcm_mod_err("Unable to write fi: " + fi
)
973 def tcm_mod_build_kbuild(fabric_mod_dir_var
, fabric_mod_name
):
976 f
= fabric_mod_dir_var
+ "/Makefile"
977 print "Writing file: " + f
981 tcm_mod_err("Unable to open file: " + f
)
983 buf
+= fabric_mod_name
+ "-objs := " + fabric_mod_name
+ "_fabric.o \\\n"
984 buf
+= " " + fabric_mod_name
+ "_configfs.o\n"
985 buf
+= "obj-$(CONFIG_" + fabric_mod_name
.upper() + ") += " + fabric_mod_name
+ ".o\n"
989 tcm_mod_err("Unable to write f: " + f
)
994 def tcm_mod_build_kconfig(fabric_mod_dir_var
, fabric_mod_name
):
997 f
= fabric_mod_dir_var
+ "/Kconfig"
998 print "Writing file: " + f
1002 tcm_mod_err("Unable to open file: " + f
)
1004 buf
= "config " + fabric_mod_name
.upper() + "\n"
1005 buf
+= " tristate \"" + fabric_mod_name
.upper() + " fabric module\"\n"
1006 buf
+= " depends on TARGET_CORE && CONFIGFS_FS\n"
1007 buf
+= " default n\n"
1008 buf
+= " ---help---\n"
1009 buf
+= " Say Y here to enable the " + fabric_mod_name
.upper() + " fabric module\n"
1013 tcm_mod_err("Unable to write f: " + f
)
1018 def tcm_mod_add_kbuild(tcm_dir
, fabric_mod_name
):
1019 buf
= "obj-$(CONFIG_" + fabric_mod_name
.upper() + ") += " + fabric_mod_name
.lower() + "/\n"
1020 kbuild
= tcm_dir
+ "/drivers/target/Makefile"
1022 f
= open(kbuild
, 'a')
1027 def tcm_mod_add_kconfig(tcm_dir
, fabric_mod_name
):
1028 buf
= "source \"drivers/target/" + fabric_mod_name
.lower() + "/Kconfig\"\n"
1029 kconfig
= tcm_dir
+ "/drivers/target/Kconfig"
1031 f
= open(kconfig
, 'a')
1036 def main(modname
, proto_ident
):
1037 # proto_ident = "FC"
1038 # proto_ident = "SAS"
1039 # proto_ident = "iSCSI"
1041 tcm_dir
= os
.getcwd();
1042 tcm_dir
+= "/../../"
1043 print "tcm_dir: " + tcm_dir
1044 fabric_mod_name
= modname
1045 fabric_mod_dir
= tcm_dir
+ "drivers/target/" + fabric_mod_name
1046 print "Set fabric_mod_name: " + fabric_mod_name
1047 print "Set fabric_mod_dir: " + fabric_mod_dir
1048 print "Using proto_ident: " + proto_ident
1050 if proto_ident
!= "FC" and proto_ident
!= "SAS" and proto_ident
!= "iSCSI":
1051 print "Unsupported proto_ident: " + proto_ident
1054 ret
= tcm_mod_create_module_subdir(fabric_mod_dir
)
1056 print "tcm_mod_create_module_subdir() failed because module already exists!"
1059 tcm_mod_build_base_includes(proto_ident
, fabric_mod_dir
, fabric_mod_name
)
1060 tcm_mod_scan_fabric_ops(tcm_dir
)
1061 tcm_mod_dump_fabric_ops(proto_ident
, fabric_mod_dir
, fabric_mod_name
)
1062 tcm_mod_build_configfs(proto_ident
, fabric_mod_dir
, fabric_mod_name
)
1063 tcm_mod_build_kbuild(fabric_mod_dir
, fabric_mod_name
)
1064 tcm_mod_build_kconfig(fabric_mod_dir
, fabric_mod_name
)
1066 input = raw_input("Would you like to add " + fabric_mod_name
+ "to drivers/target/Makefile..? [yes,no]: ")
1067 if input == "yes" or input == "y":
1068 tcm_mod_add_kbuild(tcm_dir
, fabric_mod_name
)
1070 input = raw_input("Would you like to add " + fabric_mod_name
+ "to drivers/target/Kconfig..? [yes,no]: ")
1071 if input == "yes" or input == "y":
1072 tcm_mod_add_kconfig(tcm_dir
, fabric_mod_name
)
1076 parser
= optparse
.OptionParser()
1077 parser
.add_option('-m', '--modulename', help='Module name', dest
='modname',
1078 action
='store', nargs
=1, type='string')
1079 parser
.add_option('-p', '--protoident', help='Protocol Ident', dest
='protoident',
1080 action
='store', nargs
=1, type='string')
1082 (opts
, args
) = parser
.parse_args()
1084 mandatories
= ['modname', 'protoident']
1085 for m
in mandatories
:
1086 if not opts
.__dict
__[m
]:
1087 print "mandatory option is missing\n"
1091 if __name__
== "__main__":
1093 main(str(opts
.modname
), opts
.protoident
)