Add a convenience function rman_init_from_resource for initializing
a rman from a resource. Also, include _bus.h since the implementation of bus_space isn't needed here, just the definitions of the types.
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Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=159536
@ -182,6 +182,16 @@ rman_manage_region(struct rman *rm, u_long start, u_long end)
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return 0;
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}
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int
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rman_init_from_resource(struct rman *rm, struct resource *r)
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{
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int rv;
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if ((rv = rman_init(rm)) != 0)
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return (rv);
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return (rman_manage_region(rm, r->__r_i->r_start, r->__r_i->r_end));
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}
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int
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rman_fini(struct rman *rm)
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{
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@ -35,7 +35,7 @@
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#ifndef _KERNEL
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#include <sys/queue.h>
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#else
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#include <machine/bus.h>
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#include <machine/_bus.h>
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#include <machine/resource.h>
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#endif
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@ -129,6 +129,7 @@ void *rman_get_virtual(struct resource *);
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int rman_deactivate_resource(struct resource *r);
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int rman_fini(struct rman *rm);
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int rman_init(struct rman *rm);
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int rman_init_from_resource(struct rman *rm, struct resource *r);
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uint32_t rman_make_alignment_flags(uint32_t size);
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int rman_manage_region(struct rman *rm, u_long start, u_long end);
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int rman_is_region_manager(struct resource *r, struct rman *rm);
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