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lib/memrange: add function to initialize range_entry 

In order to enforce the semantics of struct range_entry provide
an init function, range_entry_init(), which performs the field
initialization to adhere to the internal struture's assumptions.

Change-Id: I24b9296e5bcf4775974c9a8d6326717608190215
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/13956
Reviewed-by: Furquan Shaikh <furquan@google.com>
Tested-by: build bot (Jenkins)
Reviewed-by: Andrey Petrov <andrey.petrov@intel.com>
This commit is contained in:
Aaron Durbin 2016-03-08 10:47:18 -06:00
parent 566dd35768
commit e884592209
1 changed files with 12 additions and 0 deletions
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12
src/include/memrange.h
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@ -37,6 +37,18 @@ struct range_entry {
struct range_entry *next;
};
/* Initialize a range_entry with inclusive beginning address and exclusive
* end address along with the appropriate tag. */
static inline void range_entry_init(struct range_entry *re,
resource_t incl_begin, resource_t excl_end,
unsigned long tag)
{
re->begin = incl_begin;
re->end = excl_end - 1;
re->tag = tag;
re->next = NULL;
}
/* Return inclusive base address of memory range. */
static inline resource_t range_entry_base(const struct range_entry *r)
{