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path: root/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp
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Diffstat (limited to 'kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp')
-rw-r--r--kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp69
1 files changed, 0 insertions, 69 deletions
diff --git a/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp b/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp
deleted file mode 100644
index f3b8799..0000000
--- a/kernel/devices/src/storage/RAMDisk/RAMDiskDevice.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-#include "devices/storage/RAMDisk/RAMDiskDevice.hpp"
-
-#include "kapi/boot_module/boot_module.hpp"
-#include "kapi/system.hpp"
-
-#include "devices/BlockDevice.hpp"
-
-#include <kstd/cstring>
-
-#include <cstddef>
-
-namespace devices::storage::ram_disk
-{
- namespace
- {
- constexpr size_t RAM_DISK_BLOCK_SIZE = 512uz; // TODO BA-FS26 really correct / good??
- } // namespace
-
- ram_disk_device::ram_disk_device() // TODO BA-FS26 remove when kstd::vector is available
- : block_device(0, 0, RAM_DISK_BLOCK_SIZE)
- {}
-
- ram_disk_device::ram_disk_device(kapi::boot_modules::boot_module const & module, size_t major, size_t minor)
- : block_device(major, minor, RAM_DISK_BLOCK_SIZE)
- , m_boot_module(module)
- {}
-
- auto ram_disk_device::read_block(size_t block_index, void * buffer) const -> void
- {
- if (buffer == nullptr)
- {
- kapi::system::panic("[RAM DISK DEVICE] read_block called with null buffer.");
- }
-
- auto const info = calculate_transfer(block_index);
-
- if (info.to_transfer > 0)
- {
- auto const src = static_cast<std::byte const *>(m_boot_module.start_address) + info.offset;
- kstd::libc::memcpy(buffer, src, info.to_transfer);
- }
-
- if (info.remainder > 0)
- {
- kstd::libc::memset(static_cast<std::byte *>(buffer) + info.to_transfer, 0, info.remainder);
- }
- }
-
- auto ram_disk_device::write_block(size_t block_index, void const * buffer) -> void
- {
- if (buffer == nullptr)
- {
- kapi::system::panic("[RAM DISK DEVICE] write_block called with null buffer.");
- }
-
- auto const info = calculate_transfer(block_index);
-
- if (info.to_transfer > 0)
- {
- auto const dest = static_cast<std::byte *>(m_boot_module.start_address) + info.offset;
- kstd::libc::memcpy(dest, buffer, info.to_transfer);
- }
- }
-
- auto ram_disk_device::size() const -> size_t
- {
- return m_boot_module.size;
- }
-} // namespace devices::storage::ram_disk \ No newline at end of file