VBoxNetAdp-solaris.c@ 107044

Last change on this file since 107044 was 106061, checked in by vboxsync, 2 months ago
Copyright year updates by scm.
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1	/* $Id: VBoxNetAdp-solaris.c 106061 2024-09-16 14:03:52Z vboxsync $ */
2	/** @file
3	* VBoxNetAdapter - Network Adapter Driver (Host), Solaris Specific Code.
4	*/
5
6	/*
7	* Copyright (C) 2009-2024 Oracle and/or its affiliates.
8	*
9	* This file is part of VirtualBox base platform packages, as
10	* available from https://www.virtualbox.org.
11	*
12	* This program is free software; you can redistribute it and/or
13	* modify it under the terms of the GNU General Public License
14	* as published by the Free Software Foundation, in version 3 of the
15	* License.
16	*
17	* This program is distributed in the hope that it will be useful, but
18	* WITHOUT ANY WARRANTY; without even the implied warranty of
19	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20	* General Public License for more details.
21	*
22	* You should have received a copy of the GNU General Public License
23	* along with this program; if not, see <https://www.gnu.org/licenses>.
24	*
25	* The contents of this file may alternatively be used under the terms
26	* of the Common Development and Distribution License Version 1.0
27	* (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
28	* in the VirtualBox distribution, in which case the provisions of the
29	* CDDL are applicable instead of those of the GPL.
30	*
31	* You may elect to license modified versions of this file under the
32	* terms and conditions of either the GPL or the CDDL or both.
33	*
34	* SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
35	*/
36
37
38	/*********************************************************************************************************************************
39	* Header Files *
40	*********************************************************************************************************************************/
41	#define LOG_GROUP LOG_GROUP_NET_ADP_DRV
42	#include <VBox/log.h>
43	#include <iprt/errcore.h>
44	#include <VBox/version.h>
45	#include <iprt/assert.h>
46	#include <iprt/semaphore.h>
47	#include <iprt/initterm.h>
48	#include <iprt/assert.h>
49	#include <iprt/mem.h>
50	#include <iprt/rand.h>
51
52	#include <sys/types.h>
53	#include <sys/dlpi.h>
54	#include <sys/types.h>
55	#include <sys/param.h>
56	#include <sys/stat.h>
57	#include <sys/stream.h>
58	#include <sys/stropts.h>
59	#include <sys/strsun.h>
60	#include <sys/modctl.h>
61	#include <sys/ddi.h>
62	#include <sys/sunddi.h>
63	#include <sys/sunldi.h>
64	#include <sys/gld.h>
65
66	#include "../VBoxNetAdpInternal.h"
67
68
69	/*********************************************************************************************************************************
70	* Defined Constants And Macros *
71	*********************************************************************************************************************************/
72	#define DEVICE_NAME "vboxnet"
73	/** The module descriptions as seen in 'modinfo'. */
74	#define DEVICE_DESC_DRV "VirtualBox NetAdp"
75	/** The maximum MTU size permittable, value taken from "Oracle Quad 10 Gb or Dual 40
76	* Gb Ethernet Adapter User's Guide". */
77	#define DEVICE_MAX_MTU_SIZE 9706
78
79
80	/*********************************************************************************************************************************
81	* Internal Functions *
82	*********************************************************************************************************************************/
83	static int VBoxNetAdpSolarisAttach(dev_info_t *pDip, ddi_attach_cmd_t enmCmd);
84	static int VBoxNetAdpSolarisDetach(dev_info_t *pDip, ddi_detach_cmd_t enmCmd);
85	static int VBoxNetAdpSolarisQuiesceNotNeeded(dev_info_t *pDip);
86
87	/**
88	* Streams: module info.
89	*/
90	static struct module_info g_VBoxNetAdpSolarisModInfo =
91	{
92	0x0dd, /* module id */
93	DEVICE_NAME,
94	0, /* min. packet size */
95	INFPSZ, /* max. packet size */
96	0, /* hi-water mark */
97	0 /* lo-water mark */
98	};
99
100	/**
101	* Streams: read queue hooks.
102	*/
103	static struct qinit g_VBoxNetAdpSolarisReadQ =
104	{
105	NULL, /* read */
106	gld_rsrv,
107	gld_open,
108	gld_close,
109	NULL, /* admin (reserved) */
110	&g_VBoxNetAdpSolarisModInfo,
111	NULL /* module stats */
112	};
113
114	/**
115	* Streams: write queue hooks.
116	*/
117	static struct qinit g_VBoxNetAdpSolarisWriteQ =
118	{
119	gld_wput,
120	gld_wsrv,
121	NULL, /* open */
122	NULL, /* close */
123	NULL, /* admin (reserved) */
124	&g_VBoxNetAdpSolarisModInfo,
125	NULL /* module stats */
126	};
127
128	/**
129	* Streams: IO stream tab.
130	*/
131	static struct streamtab g_VBoxNetAdpSolarisStreamTab =
132	{
133	&g_VBoxNetAdpSolarisReadQ,
134	&g_VBoxNetAdpSolarisWriteQ,
135	NULL, /* muxread init */
136	NULL /* muxwrite init */
137	};
138
139	/**
140	* cb_ops: driver char/block entry points
141	*/
142	static struct cb_ops g_VBoxNetAdpSolarisCbOps =
143	{
144	nulldev, /* cb open */
145	nulldev, /* cb close */
146	nodev, /* b strategy */
147	nodev, /* b dump */
148	nodev, /* b print */
149	nodev, /* cb read */
150	nodev, /* cb write */
151	nodev, /* cb ioctl */
152	nodev, /* c devmap */
153	nodev, /* c mmap */
154	nodev, /* c segmap */
155	nochpoll, /* c poll */
156	ddi_prop_op, /* property ops */
157	&g_VBoxNetAdpSolarisStreamTab,
158	D_MP, /* compat. flag */
159	CB_REV /* revision */
160	};
161
162	/**
163	* dev_ops: driver entry/exit and other ops.
164	*/
165	static struct dev_ops g_VBoxNetAdpSolarisDevOps =
166	{
167	DEVO_REV, /* driver build revision */
168	0, /* ref count */
169	gld_getinfo,
170	nulldev, /* identify */
171	nulldev, /* probe */
172	VBoxNetAdpSolarisAttach,
173	VBoxNetAdpSolarisDetach,
174	nodev, /* reset */
175	&g_VBoxNetAdpSolarisCbOps,
176	(struct bus_ops *)0,
177	nodev, /* power */
178	VBoxNetAdpSolarisQuiesceNotNeeded
179	};
180
181	/**
182	* modldrv: export driver specifics to kernel
183	*/
184	static struct modldrv g_VBoxNetAdpSolarisDriver =
185	{
186	&mod_driverops, /* extern from kernel */
187	DEVICE_DESC_DRV " " VBOX_VERSION_STRING "r" RT_XSTR(VBOX_SVN_REV),
188	&g_VBoxNetAdpSolarisDevOps
189	};
190
191	/**
192	* modlinkage: export install/remove/info to the kernel
193	*/
194	static struct modlinkage g_VBoxNetAdpSolarisModLinkage =
195	{
196	MODREV_1, /* loadable module system revision */
197	{
198	&g_VBoxNetAdpSolarisDriver, /* adapter streams driver framework */
199	NULL /* terminate array of linkage structures */
200	}
201	};
202
203
204	/*********************************************************************************************************************************
205	* Global Variables *
206	*********************************************************************************************************************************/
207	/** The default ethernet broadcast address */
208	static uchar_t achBroadcastAddr[] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
209
210	/**
211	* vboxnetadp_state_t: per-instance data
212	*/
213	typedef struct vboxnetadp_state_t
214	{
215	dev_info_t pDip; / device info. */
216	RTMAC FactoryMac; /* default 'factory' MAC address */
217	RTMAC CurrentMac; /* current MAC address */
218	} vboxnetadp_state_t;
219
220
221	/*********************************************************************************************************************************
222	* Internal Functions *
223	*********************************************************************************************************************************/
224	static int vboxNetAdpSolarisGenerateMac(PRTMAC pMac);
225	static int vboxNetAdpSolarisSetMacAddress(gld_mac_info_t pMacInfo, unsigned char pszMacAddr);
226	static int vboxNetAdpSolarisSend(gld_mac_info_t pMacInfo, mblk_t pMsg);
227	static int vboxNetAdpSolarisStub(gld_mac_info_t *pMacInfo);
228	static int vboxNetAdpSolarisSetPromisc(gld_mac_info_t *pMacInfo, int fPromisc);
229	static int vboxNetAdpSolarisSetMulticast(gld_mac_info_t pMacInfo, unsigned char pMulticastAddr, int fMulticast);
230	static int vboxNetAdpSolarisGetStats(gld_mac_info_t pMacInfo, struct gld_stats pStats);
231
232
233	/**
234	* Kernel entry points
235	*/
236	int _init(void)
237	{
238	LogFunc((DEVICE_NAME ":_init\n"));
239
240	/*
241	* Prevent module autounloading.
242	*/
243	modctl_t *pModCtl = mod_getctl(&g_VBoxNetAdpSolarisModLinkage);
244	if (pModCtl)
245	pModCtl->mod_loadflags \|= MOD_NOAUTOUNLOAD;
246	else
247	LogRel((DEVICE_NAME ":failed to disable autounloading!\n"));
248
249	/*
250	* Initialize IPRT.
251	*/
252	int rc = RTR0Init(0);
253	if (RT_SUCCESS(rc))
254	{
255	rc = mod_install(&g_VBoxNetAdpSolarisModLinkage);
256	if (!rc)
257	return rc;
258
259	LogRel((DEVICE_NAME ":mod_install failed. rc=%d\n", rc));
260	RTR0Term();
261	}
262	else
263	LogRel((DEVICE_NAME ":failed to initialize IPRT (rc=%d)\n", rc));
264
265	return RTErrConvertToErrno(rc);
266	}
267
268
269	int _fini(void)
270	{
271	LogFunc((DEVICE_NAME ":_fini\n"));
272
273	/*
274	* Undo the work done during start (in reverse order).
275	*/
276	int rc = mod_remove(&g_VBoxNetAdpSolarisModLinkage);
277	if (!rc)
278	RTR0Term();
279
280	return rc;
281	}
282
283
284	int _info(struct modinfo *pModInfo)
285	{
286	LogFunc((DEVICE_NAME ":_info\n"));
287
288	int rc = mod_info(&g_VBoxNetAdpSolarisModLinkage, pModInfo);
289
290	Log((DEVICE_NAME ":_info returns %d\n", rc));
291	return rc;
292	}
293
294
295	/**
296	* Attach entry point, to attach a device to the system or resume it.
297	*
298	* @param pDip The module structure instance.
299	* @param enmCmd Operation type (attach/resume).
300	*
301	* @returns corresponding solaris error code.
302	*/
303	static int VBoxNetAdpSolarisAttach(dev_info_t *pDip, ddi_attach_cmd_t enmCmd)
304	{
305	LogFunc((DEVICE_NAME ":VBoxNetAdpSolarisAttach pDip=%p enmCmd=%d\n", pDip, enmCmd));
306
307	int rc = -1;
308	switch (enmCmd)
309	{
310	case DDI_ATTACH:
311	{
312	gld_mac_info_t *pMacInfo = gld_mac_alloc(pDip);
313	if (pMacInfo)
314	{
315	vboxnetadp_state_t *pState = RTMemAllocZ(sizeof(vboxnetadp_state_t));
316	if (pState)
317	{
318	pState->pDip = pDip;
319
320	/*
321	* Setup GLD MAC layer registration info.
322	*/
323	pMacInfo->gldm_reset = vboxNetAdpSolarisStub;
324	pMacInfo->gldm_start = vboxNetAdpSolarisStub;
325	pMacInfo->gldm_stop = vboxNetAdpSolarisStub;
326	pMacInfo->gldm_set_mac_addr = vboxNetAdpSolarisSetMacAddress;
327	pMacInfo->gldm_set_multicast = vboxNetAdpSolarisSetMulticast;
328	pMacInfo->gldm_set_promiscuous = vboxNetAdpSolarisSetPromisc;
329	pMacInfo->gldm_send = vboxNetAdpSolarisSend;
330	pMacInfo->gldm_intr = NULL;
331	pMacInfo->gldm_get_stats = vboxNetAdpSolarisGetStats;
332	pMacInfo->gldm_ioctl = NULL;
333	pMacInfo->gldm_ident = DEVICE_NAME;
334	pMacInfo->gldm_type = DL_ETHER;
335	pMacInfo->gldm_minpkt = 0;
336	pMacInfo->gldm_maxpkt = DEVICE_MAX_MTU_SIZE;
337	pMacInfo->gldm_capabilities = GLD_CAP_LINKSTATE;
338	AssertCompile(sizeof(RTMAC) == ETHERADDRL);
339
340	pMacInfo->gldm_addrlen = ETHERADDRL;
341	pMacInfo->gldm_saplen = -2;
342	pMacInfo->gldm_broadcast_addr = achBroadcastAddr;
343	pMacInfo->gldm_ppa = ddi_get_instance(pState->pDip);
344	pMacInfo->gldm_devinfo = pState->pDip;
345	pMacInfo->gldm_private = (caddr_t)pState;
346
347	/*
348	* We use a semi-random MAC addresses similar to a guest NIC's MAC address
349	* as the default factory address of the interface.
350	*/
351	rc = vboxNetAdpSolarisGenerateMac(&pState->FactoryMac);
352	if (RT_SUCCESS(rc))
353	{
354	bcopy(&pState->FactoryMac, &pState->CurrentMac, sizeof(RTMAC));
355	pMacInfo->gldm_vendor_addr = (unsigned char *)&pState->FactoryMac;
356
357	/*
358	* Now try registering our GLD with the MAC layer.
359	* Registration can fail on some S10 versions when the MTU size is more than 1500.
360	* When we implement jumbo frames we should probably retry with MTU 1500 for S10.
361	*/
362	rc = gld_register(pDip, (char *)ddi_driver_name(pDip), pMacInfo);
363	if (rc == DDI_SUCCESS)
364	{
365	ddi_report_dev(pDip);
366	gld_linkstate(pMacInfo, GLD_LINKSTATE_UP);
367	return DDI_SUCCESS;
368	}
369	else
370	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisAttach failed to register GLD. rc=%d\n", rc));
371	}
372	else
373	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisAttach failed to generate mac address.rc=%d\n"));
374
375	RTMemFree(pState);
376	}
377	else
378	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisAttach failed to alloc state.\n"));
379
380	gld_mac_free(pMacInfo);
381	}
382	else
383	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisAttach failed to alloc mac structure.\n"));
384	return DDI_FAILURE;
385	}
386
387	case DDI_RESUME:
388	{
389	/* Nothing to do here... */
390	return DDI_SUCCESS;
391	}
392
393	/* case DDI_PM_RESUME: */
394	default:
395	return DDI_FAILURE;
396	}
397	}
398
399
400	/**
401	* Detach entry point, to detach a device to the system or suspend it.
402	*
403	* @param pDip The module structure instance.
404	* @param enmCmd Operation type (detach/suspend).
405	*
406	* @returns corresponding solaris error code.
407	*/
408	static int VBoxNetAdpSolarisDetach(dev_info_t *pDip, ddi_detach_cmd_t enmCmd)
409	{
410	LogFunc((DEVICE_NAME ":VBoxNetAdpSolarisDetach pDip=%p enmCmd=%d\n", pDip, enmCmd));
411
412	switch (enmCmd)
413	{
414	case DDI_DETACH:
415	{
416	/*
417	* Unregister and clean up.
418	*/
419	gld_mac_info_t *pMacInfo = ddi_get_driver_private(pDip);
420	if (pMacInfo)
421	{
422	vboxnetadp_state_t pState = (vboxnetadp_state_t )pMacInfo->gldm_private;
423	if (pState)
424	{
425	gld_linkstate(pMacInfo, GLD_LINKSTATE_DOWN);
426	int rc = gld_unregister(pMacInfo);
427	if (rc == DDI_SUCCESS)
428	{
429	gld_mac_free(pMacInfo);
430	RTMemFree(pState);
431	return DDI_SUCCESS;
432	}
433	else
434	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisDetach failed to unregister GLD from MAC layer.rc=%d\n", rc));
435	}
436	else
437	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisDetach failed to get internal state.\n"));
438	}
439	else
440	LogRel((DEVICE_NAME ":VBoxNetAdpSolarisDetach failed to get driver private GLD data.\n"));
441
442	return DDI_FAILURE;
443	}
444
445	case DDI_RESUME:
446	{
447	/* Nothing to do here... */
448	return DDI_SUCCESS;
449	}
450
451	/* case DDI_SUSPEND: */
452	/* case DDI_HOTPLUG_DETACH: */
453	default:
454	return DDI_FAILURE;
455	}
456	}
457
458
459	/**
460	* Quiesce not-needed entry point, as Solaris 10 doesn't have any
461	* ddi_quiesce_not_needed() function.
462	*
463	* @param pDip The module structure instance.
464	*
465	* @return corresponding solaris error code.
466	*/
467	static int VBoxNetAdpSolarisQuiesceNotNeeded(dev_info_t *pDip)
468	{
469	return DDI_SUCCESS;
470	}
471
472
473	static int vboxNetAdpSolarisGenerateMac(PRTMAC pMac)
474	{
475	pMac->au8[0] = 0x08;
476	pMac->au8[1] = 0x00;
477	pMac->au8[2] = 0x27;
478	RTRandBytes(&pMac->au8[3], 3);
479	Log((DEVICE_NAME ":VBoxNetAdpSolarisGenerateMac Generated %.*Rhxs\n", sizeof(RTMAC), &pMac));
480	return VINF_SUCCESS;
481	}
482
483
484	static int vboxNetAdpSolarisSetMacAddress(gld_mac_info_t pMacInfo, unsigned char pszMacAddr)
485	{
486	vboxnetadp_state_t pState = (vboxnetadp_state_t )pMacInfo->gldm_private;
487	if (pState)
488	{
489	bcopy(pszMacAddr, &pState->CurrentMac, sizeof(RTMAC));
490	Log((DEVICE_NAME ":vboxNetAdpSolarisSetMacAddress updated MAC %.*Rhxs\n", sizeof(RTMAC), &pState->CurrentMac));
491	return GLD_SUCCESS;
492	}
493	else
494	LogRel((DEVICE_NAME ":vboxNetAdpSolarisSetMacAddress failed to get internal state.\n"));
495	return GLD_FAILURE;
496	}
497
498
499	static int vboxNetAdpSolarisSend(gld_mac_info_t pMacInfo, mblk_t pMsg)
500	{
501	while (pMsg)
502	{
503	mblk_t *pMsgNext = pMsg->b_cont;
504	pMsg->b_cont = NULL;
505	freemsg(pMsg);
506	pMsg = pMsgNext;
507	}
508	return GLD_SUCCESS;
509	}
510
511
512	static int vboxNetAdpSolarisStub(gld_mac_info_t *pMacInfo)
513	{
514	return GLD_SUCCESS;
515	}
516
517
518	static int vboxNetAdpSolarisSetMulticast(gld_mac_info_t pMacInfo, unsigned char pMulticastAddr, int fMulticast)
519	{
520	return GLD_SUCCESS;
521	}
522
523
524	static int vboxNetAdpSolarisSetPromisc(gld_mac_info_t *pMacInfo, int fPromisc)
525	{
526	/* Host requesting promiscuous intnet connection... */
527	return GLD_SUCCESS;
528	}
529
530
531	static int vboxNetAdpSolarisGetStats(gld_mac_info_t pMacInfo, struct gld_stats pStats)
532	{
533	/*
534	* For now fake up stats. Stats like duplex and speed are better set as they
535	* are used in utilities like dladm. Link state capabilities are critical
536	* as they are used by ipadm while trying to restore persistent interface configs.
537	*/
538	vboxnetadp_state_t pState = (vboxnetadp_state_t )pMacInfo->gldm_private;
539	if (pState)
540	{
541	pStats->glds_speed = 1000000000ULL; /* Bits/sec. */
542	pStats->glds_media = GLDM_UNKNOWN; /* Media/Connector Type */
543	pStats->glds_intr = 0; /* Interrupt count */
544	pStats->glds_norcvbuf = 0; /* Recv. discards */
545	pStats->glds_errxmt = 0; /* Xmit errors */
546	pStats->glds_errrcv = 0; /* Recv. errors */
547	pStats->glds_missed = 0; /* Pkt Drops on Recv. */
548	pStats->glds_underflow = 0; /* Buffer underflows */
549	pStats->glds_overflow = 0; /* Buffer overflows */
550
551	/* Ether */
552	pStats->glds_frame = 0; /* Align errors */
553	pStats->glds_crc = 0; /* CRC errors */
554	pStats->glds_duplex = GLD_DUPLEX_FULL; /* Link duplex state */
555	pStats->glds_nocarrier = 0; /* Carrier sense errors */
556	pStats->glds_collisions = 0; /* Xmit Collisions */
557	pStats->glds_excoll = 0; /* Frame discard due to excess collisions */
558	pStats->glds_xmtlatecoll = 0; /* Late collisions */
559	pStats->glds_defer = 0; /* Deferred Xmits */
560	pStats->glds_dot3_first_coll = 0; /* Single collision frames */
561	pStats->glds_dot3_multi_coll = 0; /* Multiple collision frames */
562	pStats->glds_dot3_sqe_error = 0; /* SQE errors */
563	pStats->glds_dot3_mac_xmt_error = 0; /* MAC Xmit errors */
564	pStats->glds_dot3_mac_rcv_error = 0; /* Mac Recv. errors */
565	pStats->glds_dot3_frame_too_long = 0; /* Frame too long errors */
566	pStats->glds_short = 0; /* Runt frames */
567
568	pStats->glds_noxmtbuf = 0; /* Xmit Buf errors */
569	pStats->glds_xmtretry = 0; /* Xmit retries */
570	pStats->glds_multixmt = 0; /* Multicast Xmits */
571	pStats->glds_multircv = 0; /* Multicast Recvs. */
572	pStats->glds_brdcstxmt = 0; /* Broadcast Xmits*/
573	pStats->glds_brdcstrcv = 0; /* Broadcast Recvs. */
574
575	return GLD_SUCCESS;
576	}
577	else
578	LogRel((DEVICE_NAME ":vboxNetAdpSolarisGetStats failed to get internal state.\n"));
579	return GLD_FAILURE;
580	}
581

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source: vbox/trunk/src/VBox/HostDrivers/VBoxNetAdp/solaris/VBoxNetAdp-solaris.c@ 107044

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