Framework for exporting system header to user space (#59)

[lunaix-os.git] / lunaix-os / kernel / block / blk_mapping.c

diff --git a/lunaix-os/kernel/block/blk_mapping.c b/lunaix-os/kernel/block/blk_mapping.c
index f6d1346b7e5bacad0e65660576eee4caaf54de49..ddc360a4e952a9250bb96b6b032d663585753812 100644 (file)
--- a/lunaix-os/kernel/block/blk_mapping.c
+++ b/lunaix-os/kernel/block/blk_mapping.c
@@ -9,103 +9,68 @@ blk_mapping_init()
     blk_root = twifs_dir_node(NULL, "block");
 }
 
     blk_root = twifs_dir_node(NULL, "block");
 }
 

-void
-__blk_rd_size(struct twimap* map)
-{
-    struct block_dev* bdev = twimap_data(map, struct block_dev*);
-    size_t secsize = bdev->hd_dev->block_size;
-    twimap_printf(map, "%u", (bdev->end_lba - bdev->base_lba) * secsize);
-}
-
-void
-__blk_rd_secsize(struct twimap* map)
-{
-    struct block_dev* bdev = twimap_data(map, struct block_dev*);
-    size_t secsize = bdev->hd_dev->block_size;
-    twimap_printf(map, "%u", secsize);
-}
-
-void
-__blk_rd_range(struct twimap* map)
-{
-    struct block_dev* bdev = twimap_data(map, struct block_dev*);
-    twimap_printf(
-      map, "%u,%u", (uint32_t)bdev->base_lba, (uint32_t)bdev->end_lba);
-}
-
-void
-__blk_rd_model(struct twimap* map)
+static void
+__twimap_read_lblk_size(struct twimap* map)

 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);
 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);

-    twimap_printf(map, "%s", bdev->hd_dev->model);
+    size_t lblksz = bdev->blk_size;
+    twimap_printf(map, "%u", lblksz);

 }
 
 }
 

-void
-__blk_rd_serial(struct twimap* map)
+static void
+__twimap_read_name(struct twimap* map)

 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);
 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);

-    twimap_printf(map, "%s", bdev->hd_dev->serial_num);
+    twimap_printf(map, "%s", bdev->name);

 }
 
 }
 

-void
-__blk_rd_status(struct twimap* map)
+static void
+__twimap_read_lba_begin(struct twimap* map)

 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);
 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);

-    twimap_printf(map, "%p", bdev->hd_dev->last_result.status);
+    twimap_printf(map, "%d", bdev->start_lba);

 }
 
 }
 

-void
-__blk_rd_error(struct twimap* map)
+static void
+__twimap_read_lba_end(struct twimap* map)

 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);
 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);

-    twimap_printf(map, "%p", bdev->hd_dev->last_result.error);
+    twimap_printf(map, "%d", bdev->end_lba);

 }
 
 }
 

-void
-__blk_rd_sense_key(struct twimap* map)
+static void
+__twimap_read_size(struct twimap* map)

 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);
 {
     struct block_dev* bdev = twimap_data(map, struct block_dev*);

-    twimap_printf(map, "%p", bdev->hd_dev->last_result.sense_key);
+    twimap_printf(
+      map, "%u", (u32_t)(bdev->end_lba - bdev->start_lba) * bdev->blk_size);

 }
 
 void
 }
 
 void

-__blk_rd_wwid(struct twimap* map)
+__map_internal(struct block_dev* bdev, void* fsnode)

 {
 {

-    struct block_dev* bdev = twimap_data(map, struct block_dev*);
-    uint32_t h = bdev->hd_dev->wwn >> 32;
-    uint32_t l = (uint32_t)bdev->hd_dev->wwn;
-    twimap_printf(map, "%x%x", h, l);
+    struct twifs_node* dev_root;
+    
+    dev_root = (struct twifs_node*)fsnode;
+    
+    twimap_export_value(dev_root, size,      FSACL_aR, bdev);
+    twimap_export_value(dev_root, lblk_size, FSACL_aR, bdev);
+    twimap_export_value(dev_root, name,      FSACL_aR, bdev);
+    twimap_export_value(dev_root, lba_begin, FSACL_aR, bdev);
+    twimap_export_value(dev_root, lba_end,   FSACL_aR, bdev);

 }
 
 void
 }
 
 void

-blk_set_blkmapping(struct block_dev* bdev)
+blk_set_blkmapping(struct block_dev* bdev, void* fsnode)

 {
 {

-    struct twifs_node* dev_root = twifs_dir_node(blk_root, bdev->bdev_id);
-
-    struct twimap* map = twifs_mapping(dev_root, bdev, "size");
-    map->read = __blk_rd_size;
-
-    map = twifs_mapping(dev_root, bdev, "secsize");
-    map->read = __blk_rd_secsize;
-
-    map = twifs_mapping(dev_root, bdev, "range");
-    map->read = __blk_rd_range;
-
-    map = twifs_mapping(dev_root, bdev, "model");
-    map->read = __blk_rd_model;
-
-    map = twifs_mapping(dev_root, bdev, "serial");
-    map->read = __blk_rd_serial;
-
-    map = twifs_mapping(dev_root, bdev, "status");
-    map->read = __blk_rd_status;
-
-    map = twifs_mapping(dev_root, bdev, "error");
-    map->read = __blk_rd_error;
+    struct twifs_node* dev_root = (struct twifs_node*)fsnode;

 
 

-    map = twifs_mapping(dev_root, bdev, "sense-key");
-    map->read = __blk_rd_sense_key;
+    __map_internal(bdev, dev_root);

 
 

-    map = twifs_mapping(dev_root, bdev, "wwid");
-    map->read = __blk_rd_wwid;
+    struct block_dev *pos, *n;
+    llist_for_each(pos, n, &bdev->parts, parts)
+    {
+        struct twifs_node* part_node = twifs_dir_node(dev_root, pos->bdev_id);
+        __map_internal(pos, part_node);
+    }

 }
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 }
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