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_bus_dma_valloc_skewed(): return a vaddr_t, not error codes; make missing 

boundary check return an error, so the caller can decide how to respond.
This commit is contained in:
pk 2001-01-31 15:17:42 +00:00
parent 32692a53f2
commit 25a91d5c1e
1 changed files with 7 additions and 4 deletions
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11
sys/arch/sparc/sparc/machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.174 2001/01/28 20:48:31 pk Exp $ */
/* $NetBSD: machdep.c,v 1.175 2001/01/31 15:17:42 pk Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -1323,8 +1323,11 @@ _bus_dma_valloc_skewed(size, boundary, align, skew)
#endif
/* XXX - Implement this! */
if (boundary)
panic("_bus_dma_valloc_skewed: not implemented");
if (boundary) {
printf("_bus_dma_valloc_skewed: "
"boundary check not implemented");
return (0);
}
/*
* First, find a region large enough to contain any aligned chunk
@ -1332,7 +1335,7 @@ _bus_dma_valloc_skewed(size, boundary, align, skew)
oversize = size + align - PAGE_SIZE;
sva = uvm_km_valloc(kernel_map, oversize);
if (sva == 0)
return (ENOMEM);
return (0);
/*
* Compute start of aligned region