tegra: Convert tegra GPIO driver to use driver model

[karo-tx-uboot.git] / disk / part.c

diff --git a/disk/part.c b/disk/part.c
index b3097e32f0eb0a14bb356f21d816abb39e78ca72..ecc5e7e0bfa0c9292cc83bc6d205f9374f47448b 100644 (file)
--- a/disk/part.c
+++ b/disk/part.c
@@ -333,7 +333,7 @@ static void print_part_header (const char *type, block_dev_desc_t * dev_desc)
 
 #endif /* any CONFIG_..._PARTITION */
 
-void print_part (block_dev_desc_t * dev_desc)
+void print_part(block_dev_desc_t * dev_desc)
 {
 
                switch (dev_desc->part_type) {
@@ -381,8 +381,8 @@ void print_part (block_dev_desc_t * dev_desc)
 
 #endif /* HAVE_BLOCK_DEVICE */
 
-int get_partition_info(block_dev_desc_t *dev_desc, int part
-                                       , disk_partition_t *info)
+int get_partition_info(block_dev_desc_t *dev_desc, int part,
+                      disk_partition_t *info)
 {
 #ifdef HAVE_BLOCK_DEVICE
 
@@ -510,6 +510,25 @@ int get_device_and_partition(const char *ifname, const char *dev_part_str,
        int part;
        disk_partition_t tmpinfo;
 
+       /*
+        * Special-case a pseudo block device "hostfs", to allow access to the
+        * host's own filesystem.
+        */
+       if (0 == strcmp(ifname, "hostfs")) {
+               *dev_desc = NULL;
+               info->start = 0;
+               info->size = 0;
+               info->blksz = 0;
+               info->bootable = 0;
+               strcpy((char *)info->type, BOOT_PART_TYPE);
+               strcpy((char *)info->name, "Sandbox host");
+#ifdef CONFIG_PARTITION_UUIDS
+               info->uuid[0] = 0;
+#endif
+
+               return 0;
+       }
+
        /* If no dev_part_str, use bootdevice environment variable */
        if (!dev_part_str || !strlen(dev_part_str) ||
            !strcmp(dev_part_str, "-"))