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Add some debug printf's.

This commit is contained in:
matt 2003-04-09 22:35:21 +00:00
parent a63a02e3b9
commit c72503e1bd
1 changed files with 21 additions and 3 deletions
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24
sys/arch/powerpc/powerpc/bus_space.c
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@ -1,4 +1,4 @@
/* $NetBSD: bus_space.c,v 1.1 2003/03/15 08:03:19 matt Exp $ */
/* $NetBSD: bus_space.c,v 1.2 2003/04/09 22:35:21 matt Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -506,8 +506,13 @@ memio_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags,
size = _BUS_SPACE_STRIDE(t, size);
if (bpa + size > t->pbs_limit)
if (bpa + size > t->pbs_limit) {
#ifdef DEBUG
printf("bus_space_map(%p[%x:%x], %#x, %#x) failed: EINVAL\n",
t, t->pbs_base, t->pbs_limit, bpa, size);
#endif
return (EINVAL);
}
/*
* Can't map I/O space as linear.
@ -522,8 +527,13 @@ memio_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags,
*/
error = extent_alloc_region(t->pbs_extent, bpa, size,
EX_NOWAIT | extent_flags);
if (error)
if (error) {
#ifdef DEBUG
printf("bus_space_map(%p[%x:%x], %#x, %#x) failed: %d\n",
t, t->pbs_base, t->pbs_limit, bpa, size, error);
#endif
return (error);
}
pa = t->pbs_offset + bpa;
#ifdef PPC_OEA
@ -541,6 +551,10 @@ memio_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags,
#endif
if (extent_flags == 0) {
extent_free(t->pbs_extent, bpa, size, EX_NOWAIT);
#ifdef DEBUG
printf("bus_space_map(%p[%x:%x], %#x, %#x) failed: ENOMEM\n",
t, t->pbs_base, t->pbs_limit, bpa, size);
#endif
return (ENOMEM);
}
/*
@ -549,6 +563,10 @@ memio_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags,
*bshp = (bus_space_handle_t) mapiodev(pa, size);
if (*bshp == 0) {
extent_free(t->pbs_extent, bpa, size, EX_NOWAIT | extent_flags);
#ifdef DEBUG
printf("bus_space_map(%p[%x:%x], %#x, %#x) failed: ENOMEM\n",
t, t->pbs_base, t->pbs_limit, bpa, size);
#endif
return (ENOMEM);
}