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bd: Changed BlockDevice erase to default as no-op 

This should help with confusion around devices that don't have
a physical erase operation, such as SD cards and spinny disks.
pull/4983/head
Christopher Haster 2017-08-28 13:58:53 -05:00
parent 94fb4a3aad
commit e798c5359e
1 changed files with 8 additions and 2 deletions
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10
features/filesystem/bd/BlockDevice.h
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@ -91,7 +91,10 @@ public:
* @param size Size to erase in bytes, must be a multiple of erase block size
* @return 0 on success, negative error code on failure
*/
virtual int erase(bd_addr_t addr, bd_size_t size) = 0;
virtual int erase(bd_addr_t addr, bd_size_t size)
{
return 0;
}
/** Get the size of a readable block
*
@ -111,7 +114,10 @@ public:
* @return Size of a eraseable block in bytes
* @note Must be a multiple of the program size
*/
virtual bd_size_t get_erase_size() const = 0;
virtual bd_size_t get_erase_size() const
{
return get_program_size();
}
/** Get the total size of the underlying device
*