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Add `bus_space_subregion()' which was curiously missing.

This commit is contained in:
pk 1999-01-13 20:48:40 +00:00
parent 53c6ccd94d
commit de7b3f5492
1 changed files with 21 additions and 6 deletions
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27
sys/arch/sparc/sparc/machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.136 1999/01/09 22:10:21 thorpej Exp $ */ /* $NetBSD: machdep.c,v 1.137 1999/01/13 20:48:40 pk Exp $ */
/*- /*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc. * Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -620,9 +620,9 @@ sendsig(catcher, sig, mask, code)
sf.sf_sc.sc_onstack = psp->ps_sigstk.ss_flags & SS_ONSTACK; sf.sf_sc.sc_onstack = psp->ps_sigstk.ss_flags & SS_ONSTACK;
sf.sf_sc.sc_mask = *mask; sf.sf_sc.sc_mask = *mask;
#ifdef COMPAT_13 #ifdef COMPAT_13
/* /*
* XXX We always have to save an old style signal mask because * XXX We always have to save an old style signal mask because
* XXX we might be delivering a signal to a process which will * XXX we might be delivering a signal to a process which will
* XXX escape from the signal in a non-standard way and invoke * XXX escape from the signal in a non-standard way and invoke
* XXX sigreturn() directly. * XXX sigreturn() directly.
*/ */
@ -1426,13 +1426,13 @@ _bus_dmamem_mmap(t, segs, nsegs, off, prot, flags)
int sun4_dmamap_load __P((bus_dma_tag_t, bus_dmamap_t, void *, int sun4_dmamap_load __P((bus_dma_tag_t, bus_dmamap_t, void *,
bus_size_t, struct proc *, int)); bus_size_t, struct proc *, int));
void sun4_dmamap_unload __P((bus_dma_tag_t, bus_dmamap_t)); void sun4_dmamap_unload __P((bus_dma_tag_t, bus_dmamap_t));
int sun4_dmamem_alloc __P((bus_dma_tag_t tag, bus_size_t size, int sun4_dmamem_alloc __P((bus_dma_tag_t tag, bus_size_t size,
bus_size_t alignment, bus_size_t boundary, bus_size_t alignment, bus_size_t boundary,
bus_dma_segment_t *segs, int nsegs, int *rsegs, bus_dma_segment_t *segs, int nsegs, int *rsegs,
int flags)); int flags));
void sun4_dmamem_free __P((bus_dma_tag_t tag, bus_dma_segment_t *segs, void sun4_dmamem_free __P((bus_dma_tag_t tag, bus_dma_segment_t *segs,
int nsegs)); int nsegs));
int sun4_dmamem_map __P((bus_dma_tag_t tag, bus_dma_segment_t *segs, int sun4_dmamem_map __P((bus_dma_tag_t tag, bus_dma_segment_t *segs,
int nsegs, size_t size, caddr_t *kvap, int nsegs, size_t size, caddr_t *kvap,
int flags)); int flags));
@ -1771,6 +1771,9 @@ static int sparc_bus_map __P(( bus_space_tag_t, bus_type_t, bus_addr_t,
bus_space_handle_t *)); bus_space_handle_t *));
static int sparc_bus_unmap __P((bus_space_tag_t, bus_space_handle_t, static int sparc_bus_unmap __P((bus_space_tag_t, bus_space_handle_t,
bus_size_t)); bus_size_t));
static int sparc_bus_subregion __P((bus_space_tag_t, bus_space_handle_t,
bus_size_t, bus_size_t,
bus_space_handle_t *));
static int sparc_bus_mmap __P((bus_space_tag_t, bus_type_t, static int sparc_bus_mmap __P((bus_space_tag_t, bus_type_t,
bus_addr_t, int, bus_space_handle_t *)); bus_addr_t, int, bus_space_handle_t *));
static void *sparc_mainbus_intr_establish __P((bus_space_tag_t, int, int, static void *sparc_mainbus_intr_establish __P((bus_space_tag_t, int, int,
@ -1841,6 +1844,18 @@ sparc_bus_unmap(t, bh, size)
return (0); return (0);
} }
int
sparc_bus_subregion(tag, handle, offset, size, nhandlep)
bus_space_tag_t tag;
bus_space_handle_t handle;
bus_size_t offset;
bus_size_t size;
bus_space_handle_t *nhandlep;
{
*nhandlep = handle + offset;
return (0);
}
int int
sparc_bus_mmap(t, iospace, paddr, flags, hp) sparc_bus_mmap(t, iospace, paddr, flags, hp)
bus_space_tag_t t; bus_space_tag_t t;
@ -1923,7 +1938,7 @@ struct sparc_bus_space_tag mainbus_space_tag = {
NULL, /* parent bus tag */ NULL, /* parent bus tag */
sparc_bus_map, /* bus_space_map */ sparc_bus_map, /* bus_space_map */
sparc_bus_unmap, /* bus_space_unmap */ sparc_bus_unmap, /* bus_space_unmap */
NULL, /* bus_space_subregion */ sparc_bus_subregion, /* bus_space_subregion */
sparc_bus_barrier, /* bus_space_barrier */ sparc_bus_barrier, /* bus_space_barrier */
sparc_bus_mmap, /* bus_space_mmap */ sparc_bus_mmap, /* bus_space_mmap */
sparc_mainbus_intr_establish /* bus_intr_establish */ sparc_mainbus_intr_establish /* bus_intr_establish */