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Add CAM_DEBUG_INFO debug messages for periph created/invalidated/destroyed

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and for asyncs sent.
This commit is contained in:
Alexander Motin 2012-06-07 10:53:42 +00:00
parent f0f25b9c80
commit 22c7d606d5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=236713
2 changed files with 29 additions and 3 deletions
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4
sys/cam/cam_periph.c
View File

@ -240,6 +240,7 @@ cam_periph_alloc(periph_ctor_t *periph_ctor,
goto failure;
init_level++;
CAM_DEBUG(periph->path, CAM_DEBUG_INFO, ("Periph created\n"));
status = periph_ctor(periph, arg);
@ -252,6 +253,7 @@ cam_periph_alloc(periph_ctor_t *periph_ctor,
/* Initialized successfully */
break;
case 3:
CAM_DEBUG(periph->path, CAM_DEBUG_INFO, ("Periph destroyed\n"));
xpt_remove_periph(periph);
/* FALLTHROUGH */
case 2:
@ -572,6 +574,7 @@ void
cam_periph_invalidate(struct cam_periph *periph)
{
CAM_DEBUG(periph->path, CAM_DEBUG_INFO, ("Periph invalidated\n"));
/*
* We only call this routine the first time a peripheral is
* invalidated.
@ -610,6 +613,7 @@ camperiphfree(struct cam_periph *periph)
if (periph->periph_dtor != NULL)
periph->periph_dtor(periph);
xpt_remove_periph(periph);
CAM_DEBUG(periph->path, CAM_DEBUG_INFO, ("Periph destroyed\n"));
if (periph->flags & CAM_PERIPH_NEW_DEV_FOUND) {
union ccb ccb;

28
sys/cam/cam_xpt.c
View File

@ -2973,7 +2973,7 @@ xpt_action_default(union ccb *start_ccb)
}
case XPT_DEBUG: {
/* Check that all request bits are supported. */
if (start_ccb->cdbg.flags & ~CAM_DEBUG_COMPILE) {
if (start_ccb->cdbg.flags & ~(CAM_DEBUG_COMPILE)) {
start_ccb->ccb_h.status = CAM_FUNC_NOTAVAIL;
break;
}
@ -4033,6 +4033,28 @@ xptpathid(const char *sim_name, int sim_unit, int sim_bus)
return (pathid);
}
static const char *
xpt_async_string(u_int32_t async_code)
{
switch (async_code) {
case AC_BUS_RESET: return ("AC_BUS_RESET");
case AC_UNSOL_RESEL: return ("AC_UNSOL_RESEL");
case AC_SCSI_AEN: return ("AC_SCSI_AEN");
case AC_SENT_BDR: return ("AC_SENT_BDR");
case AC_PATH_REGISTERED: return ("AC_PATH_REGISTERED");
case AC_PATH_DEREGISTERED: return ("AC_PATH_DEREGISTERED");
case AC_FOUND_DEVICE: return ("AC_FOUND_DEVICE");
case AC_LOST_DEVICE: return ("AC_LOST_DEVICE");
case AC_TRANSFER_NEG: return ("AC_TRANSFER_NEG");
case AC_INQ_CHANGED: return ("AC_INQ_CHANGED");
case AC_GETDEV_CHANGED: return ("AC_GETDEV_CHANGED");
case AC_CONTRACT: return ("AC_CONTRACT");
case AC_ADVINFO_CHANGED: return ("AC_ADVINFO_CHANGED");
}
return ("AC_UNKNOWN");
}
void
xpt_async(u_int32_t async_code, struct cam_path *path, void *async_arg)
{
@ -4041,8 +4063,8 @@ xpt_async(u_int32_t async_code, struct cam_path *path, void *async_arg)
struct cam_ed *device, *next_device;
mtx_assert(path->bus->sim->mtx, MA_OWNED);
CAM_DEBUG(path, CAM_DEBUG_TRACE, ("xpt_async\n"));
CAM_DEBUG(path, CAM_DEBUG_TRACE | CAM_DEBUG_INFO,
("xpt_async(%s)\n", xpt_async_string(async_code)));
/*
* Most async events come from a CAM interrupt context. In