diff options
Diffstat (limited to 'src/commonlib/region.c')
| -rw-r--r-- | src/commonlib/region.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/commonlib/region.c b/src/commonlib/region.c index bfc5fc8471..6f710746ca 100644 --- a/src/commonlib/region.c +++ b/src/commonlib/region.c @@ -133,6 +133,29 @@ void mem_region_device_init(struct mem_region_device *mdev, void *base, mdev->rdev.region.size = size; } +void region_device_init(struct region_device *rdev, + const struct region_device_ops *ops, size_t offset, + size_t size) +{ + memset(rdev, 0, sizeof(*rdev)); + rdev->root = NULL; + rdev->ops = ops; + rdev->region.offset = offset; + rdev->region.size = size; +} + +void xlate_region_device_init(struct xlate_region_device *xdev, + const struct region_device *access_dev, + size_t sub_offset, size_t sub_size, + size_t parent_size) +{ + memset(xdev, 0, sizeof(*xdev)); + xdev->access_dev = access_dev; + xdev->sub_region.offset = sub_offset; + xdev->sub_region.size = sub_size; + region_device_init(&xdev->rdev, &xlate_rdev_ops, 0, parent_size); +} + static void *mdev_mmap(const struct region_device *rd, size_t offset, size_t size __unused) { |