| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "logical-to-physical-map.h" |
| |
| namespace nand { |
| |
| LogicalToPhysicalMap::LogicalToPhysicalMap(uint32_t block_count, fbl::Array<uint32_t> bad_blocks) |
| : block_count_(block_count), bad_blocks_(fbl::move(bad_blocks)) { |
| ZX_ASSERT(block_count_ >= bad_blocks_.size()); |
| } |
| |
| zx_status_t LogicalToPhysicalMap::GetPhysical(uint32_t block, uint32_t* physical_block) const { |
| uint32_t i = 0; |
| for (; i < bad_blocks_.size(); i++) { |
| if (block + i < bad_blocks_[i]){ |
| *physical_block = block + i; |
| return ZX_OK; |
| } |
| } |
| if (block + i < block_count_) { |
| *physical_block = block + i; |
| return ZX_OK; |
| } |
| |
| return ZX_ERR_OUT_OF_RANGE; |
| } |
| |
| } // namespace nand |
