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add s3c2xx0_bus_dma_init() which is called by s3c2410_attach().

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add a variable wdcdebug_wd_mask for a temporary workaround to the link
error when umass is configured in SMDK2410 kernel.  I'll re-visit this
later.
This commit is contained in:
bsh 2003-08-05 11:32:35 +00:00
parent 3245163bdf
commit 4060e862f4
1 changed files with 32 additions and 2 deletions
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34
sys/arch/evbarm/smdk2xx0/smdk2410_machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: smdk2410_machdep.c,v 1.3 2003/08/04 12:37:43 bsh Exp $ */
/* $NetBSD: smdk2410_machdep.c,v 1.4 2003/08/05 11:32:35 bsh Exp $ */
/*
* Copyright (c) 2002, 2003 Fujitsu Component Limited
@ -105,7 +105,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: smdk2410_machdep.c,v 1.3 2003/08/04 12:37:43 bsh Exp $");
__KERNEL_RCSID(0, "$NetBSD: smdk2410_machdep.c,v 1.4 2003/08/05 11:32:35 bsh Exp $");
#include "opt_ddb.h"
#include "opt_kgdb.h"
@ -1051,3 +1051,33 @@ copy_io_area_map(pd_entry_t * new_pd)
}
cpu_drain_writebuf();
}
static struct arm32_dma_range smdk2410_dma_ranges[1];
bus_dma_tag_t
s3c2xx0_bus_dma_init(struct arm32_bus_dma_tag *dma_tag_template)
{
extern paddr_t physical_start, physical_end;
struct arm32_bus_dma_tag *dmat;
smdk2410_dma_ranges[0].dr_sysbase = physical_start;
smdk2410_dma_ranges[0].dr_busbase = physical_start;
smdk2410_dma_ranges[0].dr_len = physical_end - physical_start;
#if 1
dmat = dma_tag_template;
#else
dmat = malloc(sizeof *dmat, M_DEVBUF, M_NOWAIT);
if (dmat == NULL)
return NULL;
*dmat = *dma_tag_template;
#endif
dmat->_ranges = smdk2410_dma_ranges;
dmat->_nranges = 1;
return dmat;
}
int wdcdebug_wd_mask=0;