1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <stddef.h> 30*0Sstevel@tonic-gate #include <sys/mdb_modapi.h> 31*0Sstevel@tonic-gate #include <mdb/mdb_ks.h> 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate #include <sys/usb/usba.h> 34*0Sstevel@tonic-gate #include <sys/ddi_impldefs.h> 35*0Sstevel@tonic-gate #include <sys/usb/usba/usba_types.h> 36*0Sstevel@tonic-gate #include <sys/usb/usba/usba_impl.h> 37*0Sstevel@tonic-gate #include <sys/usb/usba/hcdi_impl.h> 38*0Sstevel@tonic-gate #include <sys/file.h> 39*0Sstevel@tonic-gate #include <sys/sunndi.h> 40*0Sstevel@tonic-gate #include <unistd.h> 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate /* 44*0Sstevel@tonic-gate * Prototypes 45*0Sstevel@tonic-gate */ 46*0Sstevel@tonic-gate /* usba.c */ 47*0Sstevel@tonic-gate extern uintptr_t mdb_usba_get_usba_device(uintptr_t); 48*0Sstevel@tonic-gate extern uintptr_t mdb_usba_hcdi_get_hcdi(struct dev_info *); 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate /* 51*0Sstevel@tonic-gate * Defines 52*0Sstevel@tonic-gate */ 53*0Sstevel@tonic-gate /* dcmd options */ 54*0Sstevel@tonic-gate #define USB_DUMP_VERBOSE 0x01 55*0Sstevel@tonic-gate #define USB_DUMP_ACTIVE_PIPES 0x02 56*0Sstevel@tonic-gate 57*0Sstevel@tonic-gate /* Hardcoded slop factor designed into debug buf logic */ 58*0Sstevel@tonic-gate #define USB_DEBUG_SIZE_EXTRA_ALLOC 8 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * Callback arg struct for find_dip (callback func used in usba_device2devinfo). 63*0Sstevel@tonic-gate */ 64*0Sstevel@tonic-gate typedef struct usba_device2devinfo_data { 65*0Sstevel@tonic-gate uintptr_t u2d_target_usb_dev_p; /* one we're looking for */ 66*0Sstevel@tonic-gate uintptr_t *u2d_dip_addr; /* Where to store result */ 67*0Sstevel@tonic-gate boolean_t u2d_found; /* Match found */ 68*0Sstevel@tonic-gate } usba_device2devinfo_cbdata_t; 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate /* 72*0Sstevel@tonic-gate * Callback for usba_device2dip. 73*0Sstevel@tonic-gate * Callback called from the devinfo_children walk invoked in usba_device2dip. 74*0Sstevel@tonic-gate * 75*0Sstevel@tonic-gate * For the current dip, get the (potential) pointer to its usba_device_t 76*0Sstevel@tonic-gate * struct. 77*0Sstevel@tonic-gate * See if this pointer matches the address of the usba_device_t we're looking 78*0Sstevel@tonic-gate * for (passed in as usb_dev_p). If so, stuff its value in u2d_dip_addr, 79*0Sstevel@tonic-gate * and terminate the walk. 80*0Sstevel@tonic-gate * 81*0Sstevel@tonic-gate * - dip_addr is the address in core of the dip currently being processed by the 82*0Sstevel@tonic-gate * walk 83*0Sstevel@tonic-gate * - local_dip is a pointer to a copy of the struct dev_info in local memory 84*0Sstevel@tonic-gate * - cb_data is the addr of the callback arg the walker was invoked with 85*0Sstevel@tonic-gate * (passed through transparently from walk invoker). 86*0Sstevel@tonic-gate * 87*0Sstevel@tonic-gate * Returns: 88*0Sstevel@tonic-gate * - WALK_NEXT on success (match not found yet) 89*0Sstevel@tonic-gate * - WALK_ERR on errors. 90*0Sstevel@tonic-gate * - WALK_DONE is returned, cb_data.found is set to TRUE, and 91*0Sstevel@tonic-gate * *cb_data.u2d_dip_addr is set to the matched dip addr if a dip corresponding 92*0Sstevel@tonic-gate * to the desired usba_device_t* is found. 93*0Sstevel@tonic-gate */ 94*0Sstevel@tonic-gate /*ARGSUSED*/ 95*0Sstevel@tonic-gate static int 96*0Sstevel@tonic-gate find_dip(uintptr_t dip_addr, const void *local_dip, void *cb_arg) 97*0Sstevel@tonic-gate { 98*0Sstevel@tonic-gate uintptr_t cur_usb_dev; 99*0Sstevel@tonic-gate usba_device2devinfo_cbdata_t *cb_data = 100*0Sstevel@tonic-gate (usba_device2devinfo_cbdata_t *)cb_arg; 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate if ((cur_usb_dev = mdb_usba_get_usba_device(dip_addr)) == NULL) { 103*0Sstevel@tonic-gate /* 104*0Sstevel@tonic-gate * If there's no corresponding usba_device_t, this dip isn't 105*0Sstevel@tonic-gate * a usb node. Might be an sd node. Ignore it. 106*0Sstevel@tonic-gate */ 107*0Sstevel@tonic-gate 108*0Sstevel@tonic-gate return (WALK_NEXT); 109*0Sstevel@tonic-gate } 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate if (cur_usb_dev == cb_data->u2d_target_usb_dev_p) { 112*0Sstevel@tonic-gate *cb_data->u2d_dip_addr = dip_addr; 113*0Sstevel@tonic-gate cb_data->u2d_found = TRUE; 114*0Sstevel@tonic-gate 115*0Sstevel@tonic-gate return (WALK_DONE); 116*0Sstevel@tonic-gate } 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate return (WALK_NEXT); 119*0Sstevel@tonic-gate } 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate 122*0Sstevel@tonic-gate /* 123*0Sstevel@tonic-gate * Given a usba_device pointer, figure out which dip is associated with it. 124*0Sstevel@tonic-gate * Relies on usba_device.usb_root_hub_dip being accurate. 125*0Sstevel@tonic-gate * 126*0Sstevel@tonic-gate * - usb_dev_addr is a pointer to a usba_device_t in core. 127*0Sstevel@tonic-gate * - dip_addr is the address of a uintptr_t to receive the address in core 128*0Sstevel@tonic-gate * of the found dip (if any). 129*0Sstevel@tonic-gate * 130*0Sstevel@tonic-gate * Returns: 131*0Sstevel@tonic-gate * 0 on success (no match found) 132*0Sstevel@tonic-gate * 1 on success (match found) 133*0Sstevel@tonic-gate * -1 on errors. 134*0Sstevel@tonic-gate */ 135*0Sstevel@tonic-gate static int 136*0Sstevel@tonic-gate usba_device2dip(uintptr_t usb_dev_addr, uintptr_t *dip_addr) 137*0Sstevel@tonic-gate { 138*0Sstevel@tonic-gate usba_device_t usb_dev; 139*0Sstevel@tonic-gate usba_device2devinfo_cbdata_t cb_data; 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate /* 142*0Sstevel@tonic-gate * Walk all USB children of the root hub devinfo. 143*0Sstevel@tonic-gate * The callback func looks for a match on the usba_device address. 144*0Sstevel@tonic-gate */ 145*0Sstevel@tonic-gate cb_data.u2d_target_usb_dev_p = usb_dev_addr; 146*0Sstevel@tonic-gate cb_data.u2d_dip_addr = dip_addr; 147*0Sstevel@tonic-gate cb_data.u2d_found = FALSE; 148*0Sstevel@tonic-gate 149*0Sstevel@tonic-gate if (mdb_vread((void *)&usb_dev, sizeof (usba_device_t), 150*0Sstevel@tonic-gate usb_dev_addr) == -1) { 151*0Sstevel@tonic-gate mdb_warn("failed to read usba_device struct"); 152*0Sstevel@tonic-gate 153*0Sstevel@tonic-gate return (-1); 154*0Sstevel@tonic-gate } 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate /* 157*0Sstevel@tonic-gate * Walk devinfo children starting with the root hub node, 158*0Sstevel@tonic-gate * looking for a match on the usba_device pointer (which is what 159*0Sstevel@tonic-gate * find_dip does). 160*0Sstevel@tonic-gate * Result is placed in cb_data.dip_addr. 161*0Sstevel@tonic-gate */ 162*0Sstevel@tonic-gate if (mdb_pwalk("devinfo_children", find_dip, (void *)&cb_data, 163*0Sstevel@tonic-gate (uintptr_t)usb_dev.usb_root_hub_dip) != 0) { 164*0Sstevel@tonic-gate mdb_warn("failed to walk devinfo_children"); 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate return (-1); 167*0Sstevel@tonic-gate } 168*0Sstevel@tonic-gate 169*0Sstevel@tonic-gate if (cb_data.u2d_found == TRUE) { 170*0Sstevel@tonic-gate 171*0Sstevel@tonic-gate return (1); 172*0Sstevel@tonic-gate } 173*0Sstevel@tonic-gate 174*0Sstevel@tonic-gate return (0); 175*0Sstevel@tonic-gate } 176*0Sstevel@tonic-gate 177*0Sstevel@tonic-gate 178*0Sstevel@tonic-gate /* 179*0Sstevel@tonic-gate * Generic walker usba_list_entry_t walker. 180*0Sstevel@tonic-gate * Works for any usba_list_entry_t list. 181*0Sstevel@tonic-gate */ 182*0Sstevel@tonic-gate int 183*0Sstevel@tonic-gate usba_list_walk_init(mdb_walk_state_t *wsp) 184*0Sstevel@tonic-gate { 185*0Sstevel@tonic-gate /* Must have a start addr. */ 186*0Sstevel@tonic-gate if (wsp->walk_addr == NULL) { 187*0Sstevel@tonic-gate mdb_warn("not a global walk. Starting address required\n"); 188*0Sstevel@tonic-gate 189*0Sstevel@tonic-gate return (WALK_ERR); 190*0Sstevel@tonic-gate } 191*0Sstevel@tonic-gate 192*0Sstevel@tonic-gate return (WALK_NEXT); 193*0Sstevel@tonic-gate } 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate 196*0Sstevel@tonic-gate /* 197*0Sstevel@tonic-gate * Generic list walker step routine. 198*0Sstevel@tonic-gate * NOTE: multiple walkers share this routine. 199*0Sstevel@tonic-gate */ 200*0Sstevel@tonic-gate int 201*0Sstevel@tonic-gate usba_list_walk_step(mdb_walk_state_t *wsp) 202*0Sstevel@tonic-gate { 203*0Sstevel@tonic-gate int status; 204*0Sstevel@tonic-gate usba_list_entry_t list_entry; 205*0Sstevel@tonic-gate 206*0Sstevel@tonic-gate if (mdb_vread(&list_entry, sizeof (usba_list_entry_t), 207*0Sstevel@tonic-gate (uintptr_t)wsp->walk_addr) == -1) { 208*0Sstevel@tonic-gate mdb_warn("failed to read usba_list_entry_t at %p", 209*0Sstevel@tonic-gate wsp->walk_addr); 210*0Sstevel@tonic-gate 211*0Sstevel@tonic-gate return (WALK_ERR); 212*0Sstevel@tonic-gate } 213*0Sstevel@tonic-gate 214*0Sstevel@tonic-gate status = wsp->walk_callback(wsp->walk_addr, &list_entry, 215*0Sstevel@tonic-gate wsp->walk_cbdata); 216*0Sstevel@tonic-gate wsp->walk_addr = (uintptr_t)list_entry.next; 217*0Sstevel@tonic-gate 218*0Sstevel@tonic-gate /* Check if we're at the last element */ 219*0Sstevel@tonic-gate if (wsp->walk_addr == NULL) { 220*0Sstevel@tonic-gate 221*0Sstevel@tonic-gate return (WALK_DONE); 222*0Sstevel@tonic-gate } 223*0Sstevel@tonic-gate 224*0Sstevel@tonic-gate return (status); 225*0Sstevel@tonic-gate } 226*0Sstevel@tonic-gate 227*0Sstevel@tonic-gate 228*0Sstevel@tonic-gate /* 229*0Sstevel@tonic-gate * usb_pipe_handle walker 230*0Sstevel@tonic-gate * Given a pointer to a usba_device_t, walk the array of endpoint 231*0Sstevel@tonic-gate * pipe_handle lists. 232*0Sstevel@tonic-gate * For each list, traverse the list, invoking the callback on each element. 233*0Sstevel@tonic-gate * 234*0Sstevel@tonic-gate * Note this function takes the address of a usba_device struct (which is 235*0Sstevel@tonic-gate * easily obtainable), but actually traverses a sub-portion of the struct 236*0Sstevel@tonic-gate * (which address is not so easily obtainable). 237*0Sstevel@tonic-gate */ 238*0Sstevel@tonic-gate int 239*0Sstevel@tonic-gate usb_pipe_handle_walk_init(mdb_walk_state_t *wsp) 240*0Sstevel@tonic-gate { 241*0Sstevel@tonic-gate if (wsp->walk_addr == NULL) { 242*0Sstevel@tonic-gate mdb_warn("not a global walk; usba_device_t required\n"); 243*0Sstevel@tonic-gate 244*0Sstevel@tonic-gate return (WALK_ERR); 245*0Sstevel@tonic-gate } 246*0Sstevel@tonic-gate 247*0Sstevel@tonic-gate wsp->walk_data = mdb_alloc((sizeof (usba_ph_impl_t)) * USBA_N_ENDPOINTS, 248*0Sstevel@tonic-gate UM_SLEEP | UM_GC); 249*0Sstevel@tonic-gate 250*0Sstevel@tonic-gate /* 251*0Sstevel@tonic-gate * Read the usb_ph_list array into local memory. 252*0Sstevel@tonic-gate * Set start address to first element/endpoint in usb_pipehandle_list 253*0Sstevel@tonic-gate */ 254*0Sstevel@tonic-gate if (mdb_vread((void *)wsp->walk_data, 255*0Sstevel@tonic-gate (sizeof (usba_ph_impl_t)) * USBA_N_ENDPOINTS, 256*0Sstevel@tonic-gate (uintptr_t)((size_t)(wsp->walk_addr) + 257*0Sstevel@tonic-gate offsetof(usba_device_t, usb_ph_list))) == -1) { 258*0Sstevel@tonic-gate mdb_warn("failed to read usb_pipehandle_list at %p", 259*0Sstevel@tonic-gate wsp->walk_addr); 260*0Sstevel@tonic-gate 261*0Sstevel@tonic-gate return (WALK_ERR); 262*0Sstevel@tonic-gate } 263*0Sstevel@tonic-gate 264*0Sstevel@tonic-gate wsp->walk_arg = 0; 265*0Sstevel@tonic-gate 266*0Sstevel@tonic-gate return (WALK_NEXT); 267*0Sstevel@tonic-gate } 268*0Sstevel@tonic-gate 269*0Sstevel@tonic-gate 270*0Sstevel@tonic-gate int 271*0Sstevel@tonic-gate usb_pipe_handle_walk_step(mdb_walk_state_t *wsp) 272*0Sstevel@tonic-gate { 273*0Sstevel@tonic-gate int status; 274*0Sstevel@tonic-gate usba_ph_impl_t *impl_list = (usba_ph_impl_t *)(wsp->walk_data); 275*0Sstevel@tonic-gate intptr_t index = (intptr_t)wsp->walk_arg; 276*0Sstevel@tonic-gate 277*0Sstevel@tonic-gate /* Find the first valid endpoint, starting from where we left off. */ 278*0Sstevel@tonic-gate while ((index < USBA_N_ENDPOINTS) && 279*0Sstevel@tonic-gate (impl_list[index].usba_ph_data == NULL)) { 280*0Sstevel@tonic-gate index++; 281*0Sstevel@tonic-gate } 282*0Sstevel@tonic-gate 283*0Sstevel@tonic-gate /* No more valid endpoints. */ 284*0Sstevel@tonic-gate if (index >= USBA_N_ENDPOINTS) { 285*0Sstevel@tonic-gate 286*0Sstevel@tonic-gate return (WALK_DONE); 287*0Sstevel@tonic-gate } 288*0Sstevel@tonic-gate 289*0Sstevel@tonic-gate status = wsp->walk_callback((uintptr_t)impl_list[index].usba_ph_data, 290*0Sstevel@tonic-gate wsp->walk_data, wsp->walk_cbdata); 291*0Sstevel@tonic-gate 292*0Sstevel@tonic-gate /* Set up to start at next pipe handle next time. */ 293*0Sstevel@tonic-gate wsp->walk_arg = (void *)(index + 1); 294*0Sstevel@tonic-gate 295*0Sstevel@tonic-gate return (status); 296*0Sstevel@tonic-gate } 297*0Sstevel@tonic-gate 298*0Sstevel@tonic-gate 299*0Sstevel@tonic-gate /* 300*0Sstevel@tonic-gate * Given the address of a usba_pipe_handle_data_t, dump summary info. 301*0Sstevel@tonic-gate */ 302*0Sstevel@tonic-gate /*ARGSUSED*/ 303*0Sstevel@tonic-gate int 304*0Sstevel@tonic-gate usb_pipe_handle(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 305*0Sstevel@tonic-gate { 306*0Sstevel@tonic-gate char *dir, *type, *state; 307*0Sstevel@tonic-gate usb_ep_descr_t ept_descr; 308*0Sstevel@tonic-gate usba_pipe_handle_data_t pipe_handle; 309*0Sstevel@tonic-gate usba_ph_impl_t ph_impl; 310*0Sstevel@tonic-gate 311*0Sstevel@tonic-gate if (!(flags & DCMD_ADDRSPEC)) { 312*0Sstevel@tonic-gate 313*0Sstevel@tonic-gate return (DCMD_USAGE); 314*0Sstevel@tonic-gate } 315*0Sstevel@tonic-gate 316*0Sstevel@tonic-gate if (mdb_vread(&pipe_handle, 317*0Sstevel@tonic-gate sizeof (usba_pipe_handle_data_t), addr) == -1) { 318*0Sstevel@tonic-gate mdb_warn("failed to read pipe handle at %p", addr); 319*0Sstevel@tonic-gate 320*0Sstevel@tonic-gate return (DCMD_ERR); 321*0Sstevel@tonic-gate } 322*0Sstevel@tonic-gate 323*0Sstevel@tonic-gate if (mdb_vread(&ph_impl, sizeof (usba_ph_impl_t), 324*0Sstevel@tonic-gate (uintptr_t)pipe_handle.p_ph_impl) == -1) { 325*0Sstevel@tonic-gate state = "*******"; 326*0Sstevel@tonic-gate } else { 327*0Sstevel@tonic-gate switch (ph_impl.usba_ph_state) { 328*0Sstevel@tonic-gate case USB_PIPE_STATE_CLOSED: 329*0Sstevel@tonic-gate state = "CLOSED "; 330*0Sstevel@tonic-gate break; 331*0Sstevel@tonic-gate 332*0Sstevel@tonic-gate case USB_PIPE_STATE_IDLE: 333*0Sstevel@tonic-gate state = "IDLE "; 334*0Sstevel@tonic-gate break; 335*0Sstevel@tonic-gate 336*0Sstevel@tonic-gate case USB_PIPE_STATE_ACTIVE: 337*0Sstevel@tonic-gate state = "ACTIVE "; 338*0Sstevel@tonic-gate break; 339*0Sstevel@tonic-gate 340*0Sstevel@tonic-gate case USB_PIPE_STATE_ERROR: 341*0Sstevel@tonic-gate state = "ERROR "; 342*0Sstevel@tonic-gate break; 343*0Sstevel@tonic-gate 344*0Sstevel@tonic-gate case USB_PIPE_STATE_CLOSING: 345*0Sstevel@tonic-gate state = "CLOSING"; 346*0Sstevel@tonic-gate break; 347*0Sstevel@tonic-gate 348*0Sstevel@tonic-gate default: 349*0Sstevel@tonic-gate state = "ILLEGAL"; 350*0Sstevel@tonic-gate break; 351*0Sstevel@tonic-gate } 352*0Sstevel@tonic-gate } 353*0Sstevel@tonic-gate 354*0Sstevel@tonic-gate bcopy(&pipe_handle.p_ep, &ept_descr, sizeof (usb_ep_descr_t)); 355*0Sstevel@tonic-gate 356*0Sstevel@tonic-gate if (DCMD_HDRSPEC(flags)) { 357*0Sstevel@tonic-gate mdb_printf("\n %<u>%-3s %5s %3s %7s %-?s %-?s %-?s%</u>\n", 358*0Sstevel@tonic-gate "EP", "TYPE ", "DIR", "STATE ", "P_HANDLE", "P_POLICY", 359*0Sstevel@tonic-gate "EP DESCR"); 360*0Sstevel@tonic-gate } 361*0Sstevel@tonic-gate 362*0Sstevel@tonic-gate dir = ((ept_descr.bEndpointAddress & USB_EP_DIR_MASK) & 363*0Sstevel@tonic-gate USB_EP_DIR_IN) ? "In " : "Out"; 364*0Sstevel@tonic-gate switch (ept_descr.bmAttributes & USB_EP_ATTR_MASK) { 365*0Sstevel@tonic-gate case USB_EP_ATTR_CONTROL: 366*0Sstevel@tonic-gate type = "Cntrl"; 367*0Sstevel@tonic-gate break; 368*0Sstevel@tonic-gate 369*0Sstevel@tonic-gate case USB_EP_ATTR_ISOCH: 370*0Sstevel@tonic-gate type = "Isoch"; 371*0Sstevel@tonic-gate break; 372*0Sstevel@tonic-gate 373*0Sstevel@tonic-gate case USB_EP_ATTR_BULK: 374*0Sstevel@tonic-gate type = "Bulk "; 375*0Sstevel@tonic-gate break; 376*0Sstevel@tonic-gate 377*0Sstevel@tonic-gate case USB_EP_ATTR_INTR: 378*0Sstevel@tonic-gate type = "Intr "; 379*0Sstevel@tonic-gate break; 380*0Sstevel@tonic-gate 381*0Sstevel@tonic-gate default: 382*0Sstevel@tonic-gate type = "*****"; 383*0Sstevel@tonic-gate break; 384*0Sstevel@tonic-gate } 385*0Sstevel@tonic-gate 386*0Sstevel@tonic-gate mdb_printf(" %3d %5s %3s %7s %-?p %-?p %-?p\n", 387*0Sstevel@tonic-gate ept_descr.bEndpointAddress & USB_EP_NUM_MASK, type, dir, state, 388*0Sstevel@tonic-gate addr, addr + offsetof(usba_pipe_handle_data_t, p_policy), 389*0Sstevel@tonic-gate addr + offsetof(usba_pipe_handle_data_t, p_ep)); 390*0Sstevel@tonic-gate 391*0Sstevel@tonic-gate return (DCMD_OK); 392*0Sstevel@tonic-gate } 393*0Sstevel@tonic-gate 394*0Sstevel@tonic-gate 395*0Sstevel@tonic-gate /* 396*0Sstevel@tonic-gate * usba_device walker: 397*0Sstevel@tonic-gate * 398*0Sstevel@tonic-gate * walks the chain of usba_device structs headed by usba_device_list in usba.c 399*0Sstevel@tonic-gate * NOTE: It uses the generic list walk step routine usba_list_walk_step. 400*0Sstevel@tonic-gate * No walk_fini routine is needed. 401*0Sstevel@tonic-gate */ 402*0Sstevel@tonic-gate int 403*0Sstevel@tonic-gate usba_device_walk_init(mdb_walk_state_t *wsp) 404*0Sstevel@tonic-gate { 405*0Sstevel@tonic-gate usba_list_entry_t list_entry; 406*0Sstevel@tonic-gate 407*0Sstevel@tonic-gate if (wsp->walk_addr != NULL) { 408*0Sstevel@tonic-gate mdb_warn( 409*0Sstevel@tonic-gate "global walk only. Must be invoked without an address\n"); 410*0Sstevel@tonic-gate 411*0Sstevel@tonic-gate return (WALK_ERR); 412*0Sstevel@tonic-gate } 413*0Sstevel@tonic-gate 414*0Sstevel@tonic-gate if (mdb_readvar((void*)&list_entry, "usba_device_list") == -1) { 415*0Sstevel@tonic-gate mdb_warn("failed to read usba_device_list"); 416*0Sstevel@tonic-gate 417*0Sstevel@tonic-gate return (WALK_ERR); 418*0Sstevel@tonic-gate } 419*0Sstevel@tonic-gate 420*0Sstevel@tonic-gate /* List head is not part of usba_device_t, get first usba_device_t */ 421*0Sstevel@tonic-gate wsp->walk_addr = (uintptr_t)list_entry.next; 422*0Sstevel@tonic-gate 423*0Sstevel@tonic-gate return (WALK_NEXT); 424*0Sstevel@tonic-gate } 425*0Sstevel@tonic-gate 426*0Sstevel@tonic-gate 427*0Sstevel@tonic-gate /* 428*0Sstevel@tonic-gate * usba_device dcmd 429*0Sstevel@tonic-gate * Given the address of a usba_device struct, dump summary info 430*0Sstevel@tonic-gate * -v: Print more (verbose) info 431*0Sstevel@tonic-gate * -p: Walk/dump all open pipes for this usba_device 432*0Sstevel@tonic-gate */ 433*0Sstevel@tonic-gate /*ARGSUSED*/ 434*0Sstevel@tonic-gate int 435*0Sstevel@tonic-gate usba_device(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 436*0Sstevel@tonic-gate { 437*0Sstevel@tonic-gate int status; 438*0Sstevel@tonic-gate char pathname[MAXNAMELEN]; 439*0Sstevel@tonic-gate char dname[MODMAXNAMELEN + 1] = "<unatt>"; /* Driver name */ 440*0Sstevel@tonic-gate char drv_statep[MODMAXNAMELEN+ 10]; 441*0Sstevel@tonic-gate uint_t usb_flag = NULL; 442*0Sstevel@tonic-gate boolean_t no_driver_attached = FALSE; 443*0Sstevel@tonic-gate uintptr_t dip_addr; 444*0Sstevel@tonic-gate struct dev_info devinfo; 445*0Sstevel@tonic-gate 446*0Sstevel@tonic-gate if (!(flags & DCMD_ADDRSPEC)) { 447*0Sstevel@tonic-gate /* Global walk */ 448*0Sstevel@tonic-gate if (mdb_walk_dcmd("usba_device", "usba_device", argc, 449*0Sstevel@tonic-gate argv) == -1) { 450*0Sstevel@tonic-gate mdb_warn("failed to walk usba_device"); 451*0Sstevel@tonic-gate 452*0Sstevel@tonic-gate return (DCMD_ERR); 453*0Sstevel@tonic-gate } 454*0Sstevel@tonic-gate 455*0Sstevel@tonic-gate return (DCMD_OK); 456*0Sstevel@tonic-gate } 457*0Sstevel@tonic-gate 458*0Sstevel@tonic-gate if (mdb_getopts(argc, argv, 459*0Sstevel@tonic-gate 'p', MDB_OPT_SETBITS, USB_DUMP_ACTIVE_PIPES, &usb_flag, 460*0Sstevel@tonic-gate 'v', MDB_OPT_SETBITS, USB_DUMP_VERBOSE, &usb_flag, NULL) != argc) { 461*0Sstevel@tonic-gate 462*0Sstevel@tonic-gate return (DCMD_USAGE); 463*0Sstevel@tonic-gate } 464*0Sstevel@tonic-gate 465*0Sstevel@tonic-gate if (usb_flag && !(DCMD_HDRSPEC(flags))) { 466*0Sstevel@tonic-gate mdb_printf("\n"); 467*0Sstevel@tonic-gate } 468*0Sstevel@tonic-gate 469*0Sstevel@tonic-gate if (DCMD_HDRSPEC(flags)) { 470*0Sstevel@tonic-gate mdb_printf("%<u>%-15s %4s %-?s %-42s%</u>\n", 471*0Sstevel@tonic-gate "NAME", "INST", "DIP", "PATH "); 472*0Sstevel@tonic-gate } 473*0Sstevel@tonic-gate 474*0Sstevel@tonic-gate status = usba_device2dip(addr, &dip_addr); 475*0Sstevel@tonic-gate /* 476*0Sstevel@tonic-gate * -1 = error 477*0Sstevel@tonic-gate * 0 = no error, no match 478*0Sstevel@tonic-gate * 1 = no error, match 479*0Sstevel@tonic-gate */ 480*0Sstevel@tonic-gate if (status != 1) { 481*0Sstevel@tonic-gate if (status == -1) { 482*0Sstevel@tonic-gate mdb_warn("error looking for dip for usba_device %p", 483*0Sstevel@tonic-gate addr); 484*0Sstevel@tonic-gate } else { 485*0Sstevel@tonic-gate mdb_warn("failed to find dip for usba_device %p\n", 486*0Sstevel@tonic-gate addr); 487*0Sstevel@tonic-gate } 488*0Sstevel@tonic-gate mdb_warn("dip and statep unobtainable\n"); 489*0Sstevel@tonic-gate 490*0Sstevel@tonic-gate return (DCMD_ERR); 491*0Sstevel@tonic-gate } 492*0Sstevel@tonic-gate 493*0Sstevel@tonic-gate /* Figure out what driver (name) is attached to this node. */ 494*0Sstevel@tonic-gate (void) mdb_devinfo2driver(dip_addr, (char *)dname, sizeof (dname)); 495*0Sstevel@tonic-gate 496*0Sstevel@tonic-gate if (mdb_vread((void *)&devinfo, sizeof (struct dev_info), 497*0Sstevel@tonic-gate dip_addr) == -1) { 498*0Sstevel@tonic-gate mdb_warn("failed to read devinfo"); 499*0Sstevel@tonic-gate 500*0Sstevel@tonic-gate return (DCMD_ERR); 501*0Sstevel@tonic-gate } 502*0Sstevel@tonic-gate 503*0Sstevel@tonic-gate if (!(DDI_CF2(&devinfo))) { 504*0Sstevel@tonic-gate no_driver_attached = TRUE; 505*0Sstevel@tonic-gate } 506*0Sstevel@tonic-gate 507*0Sstevel@tonic-gate (void) mdb_ddi_pathname(dip_addr, pathname, sizeof (pathname)); 508*0Sstevel@tonic-gate mdb_printf("%-15s %2d %-?p %s\n", dname, devinfo.devi_instance, 509*0Sstevel@tonic-gate dip_addr, pathname); 510*0Sstevel@tonic-gate 511*0Sstevel@tonic-gate if (usb_flag & USB_DUMP_VERBOSE) { 512*0Sstevel@tonic-gate int i; 513*0Sstevel@tonic-gate uintptr_t statep = NULL; 514*0Sstevel@tonic-gate char *string_descr; 515*0Sstevel@tonic-gate char **config_cloud, **conf_str_descr; 516*0Sstevel@tonic-gate usb_dev_descr_t usb_dev_descr; 517*0Sstevel@tonic-gate usba_device_t usba_device_struct; 518*0Sstevel@tonic-gate 519*0Sstevel@tonic-gate if (mdb_vread((void *)&usba_device_struct, 520*0Sstevel@tonic-gate sizeof (usba_device_t), addr) == -1) { 521*0Sstevel@tonic-gate mdb_warn("failed to read usba_device struct"); 522*0Sstevel@tonic-gate 523*0Sstevel@tonic-gate return (DCMD_ERR); 524*0Sstevel@tonic-gate } 525*0Sstevel@tonic-gate 526*0Sstevel@tonic-gate mdb_printf(" usba_device: %-16p\n\n", (usba_device_t *)addr); 527*0Sstevel@tonic-gate 528*0Sstevel@tonic-gate if (mdb_vread(&usb_dev_descr, sizeof (usb_dev_descr), 529*0Sstevel@tonic-gate (uintptr_t)usba_device_struct.usb_dev_descr) == -1) { 530*0Sstevel@tonic-gate mdb_warn("failed to read usb_dev_descr_t struct"); 531*0Sstevel@tonic-gate 532*0Sstevel@tonic-gate return (DCMD_ERR); 533*0Sstevel@tonic-gate } 534*0Sstevel@tonic-gate 535*0Sstevel@tonic-gate mdb_printf("\n idVendor: 0x%04x idProduct: 0x%04x " 536*0Sstevel@tonic-gate "usb_addr: 0x%02x\n", usb_dev_descr.idVendor, 537*0Sstevel@tonic-gate usb_dev_descr.idProduct, usba_device_struct.usb_addr); 538*0Sstevel@tonic-gate 539*0Sstevel@tonic-gate /* Get the string descriptor string into local space. */ 540*0Sstevel@tonic-gate string_descr = (char *)mdb_alloc(USB_MAXSTRINGLEN, UM_GC); 541*0Sstevel@tonic-gate 542*0Sstevel@tonic-gate if (usba_device_struct.usb_mfg_str == NULL) { 543*0Sstevel@tonic-gate (void) strcpy(string_descr, "<No Manufacturer String>"); 544*0Sstevel@tonic-gate } else { 545*0Sstevel@tonic-gate if (mdb_readstr(string_descr, USB_MAXSTRINGLEN, 546*0Sstevel@tonic-gate (uintptr_t)usba_device_struct.usb_mfg_str) == -1) { 547*0Sstevel@tonic-gate mdb_warn("failed to read manufacturer " 548*0Sstevel@tonic-gate "string descriptor"); 549*0Sstevel@tonic-gate (void) strcpy(string_descr, "???"); 550*0Sstevel@tonic-gate } 551*0Sstevel@tonic-gate } 552*0Sstevel@tonic-gate mdb_printf("\n Manufacturer String:\t%s\n", string_descr); 553*0Sstevel@tonic-gate 554*0Sstevel@tonic-gate if (usba_device_struct.usb_product_str == NULL) { 555*0Sstevel@tonic-gate (void) strcpy(string_descr, "<No Product String>"); 556*0Sstevel@tonic-gate } else { 557*0Sstevel@tonic-gate if (mdb_readstr(string_descr, USB_MAXSTRINGLEN, 558*0Sstevel@tonic-gate (uintptr_t)usba_device_struct.usb_product_str) == 559*0Sstevel@tonic-gate -1) { 560*0Sstevel@tonic-gate mdb_warn("failed to read product string " 561*0Sstevel@tonic-gate "descriptor"); 562*0Sstevel@tonic-gate (void) strcpy(string_descr, "???"); 563*0Sstevel@tonic-gate } 564*0Sstevel@tonic-gate } 565*0Sstevel@tonic-gate mdb_printf(" Product String:\t\t%s\n", string_descr); 566*0Sstevel@tonic-gate 567*0Sstevel@tonic-gate if (usba_device_struct.usb_serialno_str == NULL) { 568*0Sstevel@tonic-gate (void) strcpy(string_descr, "<No SerialNumber String>"); 569*0Sstevel@tonic-gate } else { 570*0Sstevel@tonic-gate if (mdb_readstr(string_descr, USB_MAXSTRINGLEN, 571*0Sstevel@tonic-gate (uintptr_t)usba_device_struct.usb_serialno_str) == 572*0Sstevel@tonic-gate -1) { 573*0Sstevel@tonic-gate mdb_warn("failed to read serial number string " 574*0Sstevel@tonic-gate "descriptor"); 575*0Sstevel@tonic-gate (void) strcpy(string_descr, "???"); 576*0Sstevel@tonic-gate } 577*0Sstevel@tonic-gate } 578*0Sstevel@tonic-gate mdb_printf(" SerialNumber String:\t%s\n", string_descr); 579*0Sstevel@tonic-gate 580*0Sstevel@tonic-gate if (no_driver_attached) { 581*0Sstevel@tonic-gate mdb_printf("\n"); 582*0Sstevel@tonic-gate } else { 583*0Sstevel@tonic-gate mdb_printf(" state_p: "); 584*0Sstevel@tonic-gate 585*0Sstevel@tonic-gate /* 586*0Sstevel@tonic-gate * Given the dip, find the associated statep. The 587*0Sstevel@tonic-gate * convention to generate this soft state anchor is: 588*0Sstevel@tonic-gate * <driver_name>_statep 589*0Sstevel@tonic-gate */ 590*0Sstevel@tonic-gate (void) mdb_snprintf(drv_statep, sizeof (drv_statep), 591*0Sstevel@tonic-gate "%s_statep", dname); 592*0Sstevel@tonic-gate if (mdb_devinfo2statep(dip_addr, drv_statep, 593*0Sstevel@tonic-gate &statep) == -1) { 594*0Sstevel@tonic-gate mdb_warn("failed to find %s state struct for " 595*0Sstevel@tonic-gate "dip %p", drv_statep, dip_addr); 596*0Sstevel@tonic-gate 597*0Sstevel@tonic-gate return (DCMD_ERR); 598*0Sstevel@tonic-gate } 599*0Sstevel@tonic-gate mdb_printf("%-?p\n", statep); 600*0Sstevel@tonic-gate } 601*0Sstevel@tonic-gate 602*0Sstevel@tonic-gate config_cloud = (char **)mdb_alloc(sizeof (void *) * 603*0Sstevel@tonic-gate usba_device_struct.usb_n_cfgs, UM_GC); 604*0Sstevel@tonic-gate 605*0Sstevel@tonic-gate conf_str_descr = (char **)mdb_alloc(sizeof (void *) * 606*0Sstevel@tonic-gate usba_device_struct.usb_n_cfgs, UM_GC); 607*0Sstevel@tonic-gate 608*0Sstevel@tonic-gate if ((usba_device_struct.usb_cfg_array) && 609*0Sstevel@tonic-gate (usba_device_struct.usb_cfg_str_descr)) { 610*0Sstevel@tonic-gate if ((mdb_vread(config_cloud, sizeof (void *) * 611*0Sstevel@tonic-gate usba_device_struct.usb_n_cfgs, 612*0Sstevel@tonic-gate (uintptr_t)usba_device_struct.usb_cfg_array) == 613*0Sstevel@tonic-gate -1) || (mdb_vread(conf_str_descr, sizeof (void *) 614*0Sstevel@tonic-gate * usba_device_struct.usb_n_cfgs, (uintptr_t) 615*0Sstevel@tonic-gate usba_device_struct.usb_cfg_str_descr)) == -1) { 616*0Sstevel@tonic-gate 617*0Sstevel@tonic-gate mdb_warn("failed to read config cloud pointers"); 618*0Sstevel@tonic-gate 619*0Sstevel@tonic-gate } else { 620*0Sstevel@tonic-gate 621*0Sstevel@tonic-gate mdb_printf("\n Device Config Clouds:\n" 622*0Sstevel@tonic-gate " Index\tConfig\t\tConfiguration " 623*0Sstevel@tonic-gate "String\n" 624*0Sstevel@tonic-gate " -----\t------\t\t" 625*0Sstevel@tonic-gate "--------------------\n"); 626*0Sstevel@tonic-gate 627*0Sstevel@tonic-gate for (i = 0; i < usba_device_struct.usb_n_cfgs; 628*0Sstevel@tonic-gate i++) { 629*0Sstevel@tonic-gate if (mdb_readstr(string_descr, 630*0Sstevel@tonic-gate USB_MAXSTRINGLEN, 631*0Sstevel@tonic-gate (uintptr_t)conf_str_descr[i]) == 632*0Sstevel@tonic-gate -1) { 633*0Sstevel@tonic-gate (void) strcpy(string_descr, 634*0Sstevel@tonic-gate "<No Configuration " 635*0Sstevel@tonic-gate "String>"); 636*0Sstevel@tonic-gate } 637*0Sstevel@tonic-gate mdb_printf(" %4d\t0x%p\t%s\n", i, 638*0Sstevel@tonic-gate config_cloud[i], string_descr); 639*0Sstevel@tonic-gate } 640*0Sstevel@tonic-gate } 641*0Sstevel@tonic-gate } 642*0Sstevel@tonic-gate 643*0Sstevel@tonic-gate mdb_printf("\n Active configuration index: %d\n", 644*0Sstevel@tonic-gate usba_device_struct.usb_active_cfg_ndx); 645*0Sstevel@tonic-gate } 646*0Sstevel@tonic-gate 647*0Sstevel@tonic-gate if (usb_flag & USB_DUMP_ACTIVE_PIPES) { 648*0Sstevel@tonic-gate 649*0Sstevel@tonic-gate if (mdb_pwalk_dcmd("usb_pipe_handle", "usb_pipe_handle", 650*0Sstevel@tonic-gate 0, NULL, addr) == -1) { 651*0Sstevel@tonic-gate mdb_warn("failed to walk usb_pipe_handle"); 652*0Sstevel@tonic-gate return (DCMD_ERR); 653*0Sstevel@tonic-gate } 654*0Sstevel@tonic-gate } 655*0Sstevel@tonic-gate 656*0Sstevel@tonic-gate return (DCMD_OK); 657*0Sstevel@tonic-gate } 658*0Sstevel@tonic-gate 659*0Sstevel@tonic-gate 660*0Sstevel@tonic-gate /* 661*0Sstevel@tonic-gate * Dump the contents of the usba_debug_buf, from the oldest to newest, 662*0Sstevel@tonic-gate * wrapping around if necessary. 663*0Sstevel@tonic-gate */ 664*0Sstevel@tonic-gate /*ARGSUSED*/ 665*0Sstevel@tonic-gate int 666*0Sstevel@tonic-gate usba_debug_buf(uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 667*0Sstevel@tonic-gate { 668*0Sstevel@tonic-gate char *debug_buf_addr; /* addr in core */ 669*0Sstevel@tonic-gate char *local_debug_buf; /* local copy of buf */ 670*0Sstevel@tonic-gate int debug_buf_size; 671*0Sstevel@tonic-gate char *term_p; 672*0Sstevel@tonic-gate int being_cleared; 673*0Sstevel@tonic-gate 674*0Sstevel@tonic-gate if (flags & DCMD_ADDRSPEC) { 675*0Sstevel@tonic-gate 676*0Sstevel@tonic-gate return (DCMD_USAGE); 677*0Sstevel@tonic-gate } 678*0Sstevel@tonic-gate 679*0Sstevel@tonic-gate if (mdb_readvar((void*)&being_cleared, "usba_clear_debug_buf_flag") == 680*0Sstevel@tonic-gate -1) { 681*0Sstevel@tonic-gate mdb_warn("failed to read usba_clear_debug_buf_flag"); 682*0Sstevel@tonic-gate 683*0Sstevel@tonic-gate return (DCMD_ERR); 684*0Sstevel@tonic-gate } 685*0Sstevel@tonic-gate if (being_cleared) { 686*0Sstevel@tonic-gate 687*0Sstevel@tonic-gate return (DCMD_OK); 688*0Sstevel@tonic-gate } 689*0Sstevel@tonic-gate 690*0Sstevel@tonic-gate if (mdb_readvar((void*)&debug_buf_addr, "usba_debug_buf") == -1) { 691*0Sstevel@tonic-gate mdb_warn("failed to read usba_debug_buf"); 692*0Sstevel@tonic-gate 693*0Sstevel@tonic-gate return (DCMD_ERR); 694*0Sstevel@tonic-gate } 695*0Sstevel@tonic-gate 696*0Sstevel@tonic-gate if (debug_buf_addr == NULL) { 697*0Sstevel@tonic-gate mdb_warn("usba_debug_buf not allocated\n"); 698*0Sstevel@tonic-gate 699*0Sstevel@tonic-gate return (DCMD_OK); 700*0Sstevel@tonic-gate } 701*0Sstevel@tonic-gate 702*0Sstevel@tonic-gate 703*0Sstevel@tonic-gate if (mdb_readvar((void*)&debug_buf_size, "usba_debug_buf_size") == -1) { 704*0Sstevel@tonic-gate mdb_warn("failed to read usba_debug_buf_size"); 705*0Sstevel@tonic-gate 706*0Sstevel@tonic-gate return (DCMD_ERR); 707*0Sstevel@tonic-gate } 708*0Sstevel@tonic-gate 709*0Sstevel@tonic-gate debug_buf_size += USB_DEBUG_SIZE_EXTRA_ALLOC; 710*0Sstevel@tonic-gate local_debug_buf = (char *)mdb_alloc(debug_buf_size, UM_SLEEP | UM_GC); 711*0Sstevel@tonic-gate 712*0Sstevel@tonic-gate if ((int)(mdb_vread(local_debug_buf, debug_buf_size, 713*0Sstevel@tonic-gate (uintptr_t)debug_buf_addr)) == -1) { 714*0Sstevel@tonic-gate mdb_warn("failed to read usba_debug_buf at %p", 715*0Sstevel@tonic-gate local_debug_buf); 716*0Sstevel@tonic-gate 717*0Sstevel@tonic-gate return (DCMD_ERR); 718*0Sstevel@tonic-gate } 719*0Sstevel@tonic-gate local_debug_buf[debug_buf_size - 1] = '\0'; 720*0Sstevel@tonic-gate 721*0Sstevel@tonic-gate if (strlen(local_debug_buf) == NULL) { 722*0Sstevel@tonic-gate 723*0Sstevel@tonic-gate return (DCMD_OK); 724*0Sstevel@tonic-gate } 725*0Sstevel@tonic-gate 726*0Sstevel@tonic-gate if ((term_p = strstr(local_debug_buf, ">>>>")) == NULL) { 727*0Sstevel@tonic-gate mdb_warn("failed to find terminator \">>>>\"\n"); 728*0Sstevel@tonic-gate 729*0Sstevel@tonic-gate return (DCMD_ERR); 730*0Sstevel@tonic-gate } 731*0Sstevel@tonic-gate 732*0Sstevel@tonic-gate /* 733*0Sstevel@tonic-gate * Print the chunk of buffer from the terminator to the end. 734*0Sstevel@tonic-gate * This will print a null string if no wrap has occurred yet. 735*0Sstevel@tonic-gate */ 736*0Sstevel@tonic-gate mdb_printf("%s", term_p+5); /* after >>>>\0 to end of buf */ 737*0Sstevel@tonic-gate mdb_printf("%s\n", local_debug_buf); /* beg of buf to >>>>\0 */ 738*0Sstevel@tonic-gate 739*0Sstevel@tonic-gate return (DCMD_OK); 740*0Sstevel@tonic-gate } 741*0Sstevel@tonic-gate 742*0Sstevel@tonic-gate /*ARGSUSED*/ 743*0Sstevel@tonic-gate int 744*0Sstevel@tonic-gate usba_clear_debug_buf( 745*0Sstevel@tonic-gate uintptr_t addr, uint_t flags, int argc, const mdb_arg_t *argv) 746*0Sstevel@tonic-gate { 747*0Sstevel@tonic-gate int clear = 1; 748*0Sstevel@tonic-gate 749*0Sstevel@tonic-gate /* stop the tracing */ 750*0Sstevel@tonic-gate if (mdb_writevar((void*)&clear, "usba_clear_debug_buf_flag") == -1) { 751*0Sstevel@tonic-gate mdb_warn("failed to set usba_clear_debug_buf_flag"); 752*0Sstevel@tonic-gate 753*0Sstevel@tonic-gate return (DCMD_ERR); 754*0Sstevel@tonic-gate } 755*0Sstevel@tonic-gate 756*0Sstevel@tonic-gate return (DCMD_OK); 757*0Sstevel@tonic-gate } 758*0Sstevel@tonic-gate 759*0Sstevel@tonic-gate 760*0Sstevel@tonic-gate /* 761*0Sstevel@tonic-gate * MDB module linkage information: 762*0Sstevel@tonic-gate * 763*0Sstevel@tonic-gate * We declare a list of structures describing our dcmds, and a function 764*0Sstevel@tonic-gate * named _mdb_init to return a pointer to our module information. 765*0Sstevel@tonic-gate */ 766*0Sstevel@tonic-gate static const mdb_dcmd_t dcmds[] = { 767*0Sstevel@tonic-gate { "usb_pipe_handle", ":", 768*0Sstevel@tonic-gate "print a usb_pipe_handle struct", usb_pipe_handle, NULL}, 769*0Sstevel@tonic-gate { "usba_device", ": [-pv]", 770*0Sstevel@tonic-gate "print summary info for a usba_device_t struct", usba_device, NULL}, 771*0Sstevel@tonic-gate { "usba_debug_buf", NULL, 772*0Sstevel@tonic-gate "print usba_debug_buf", usba_debug_buf, NULL}, 773*0Sstevel@tonic-gate { "usba_clear_debug_buf", NULL, 774*0Sstevel@tonic-gate "clear usba_debug_buf", usba_clear_debug_buf, NULL}, 775*0Sstevel@tonic-gate { NULL } 776*0Sstevel@tonic-gate }; 777*0Sstevel@tonic-gate 778*0Sstevel@tonic-gate static const mdb_walker_t walkers[] = { 779*0Sstevel@tonic-gate /* Generic list walker. */ 780*0Sstevel@tonic-gate { "usba_list_entry", "walk list of usba_list_entry_t structures", 781*0Sstevel@tonic-gate usba_list_walk_init, usba_list_walk_step, NULL, NULL }, 782*0Sstevel@tonic-gate { "usb_pipe_handle", "walk USB pipe handles, given a usba_device_t ptr", 783*0Sstevel@tonic-gate usb_pipe_handle_walk_init, usb_pipe_handle_walk_step, NULL, NULL }, 784*0Sstevel@tonic-gate { "usba_device", "walk global list of usba_device_t structures", 785*0Sstevel@tonic-gate usba_device_walk_init, usba_list_walk_step, NULL, NULL }, 786*0Sstevel@tonic-gate { NULL } 787*0Sstevel@tonic-gate }; 788*0Sstevel@tonic-gate 789*0Sstevel@tonic-gate static const mdb_modinfo_t modinfo = { 790*0Sstevel@tonic-gate MDB_API_VERSION, dcmds, walkers 791*0Sstevel@tonic-gate }; 792*0Sstevel@tonic-gate 793*0Sstevel@tonic-gate const mdb_modinfo_t * 794*0Sstevel@tonic-gate _mdb_init(void) 795*0Sstevel@tonic-gate { 796*0Sstevel@tonic-gate return (&modinfo); 797*0Sstevel@tonic-gate } 798