diff options
Diffstat (limited to 'dev/Kernel/HALKit/ARM64/Storage')
| -rw-r--r-- | dev/Kernel/HALKit/ARM64/Storage/MFlash+IO.cc | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/dev/Kernel/HALKit/ARM64/Storage/MFlash+IO.cc b/dev/Kernel/HALKit/ARM64/Storage/MFlash+IO.cc new file mode 100644 index 00000000..bcde2435 --- /dev/null +++ b/dev/Kernel/HALKit/ARM64/Storage/MFlash+IO.cc @@ -0,0 +1,84 @@ +/* ------------------------------------------- + + Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. + +------------------------------------------- */ + +#ifdef ZKA_USE_MBCI_FLASH + +#include <NewKit/Defines.h> +#include <ArchKit/ArchKit.h> +#include <Mod/MFlash/MFlash.h> +#include <Mod/MBCI/MBCI.h> + +/// @file MFlash.cc +/// @brief MBCI Flash support. + +#define kMaxFlashSlots (8U) + +namespace Kernel +{ + /// /Mount/Flash/n + constexpr auto kFlashBridgeMagic = "FLSH"; + constexpr auto kFlashBridgeRevision = 1; + + STATIC BOOL kFlashEnabled = NO; + STATIC SizeT kFlashSize[kMaxFlashSlots] = {}; + STATIC SizeT kFlashSectorSz[kMaxFlashSlots] = {}; + STATIC IMBCIHost* kFlashMetaPackets[kMaxFlashSlots] = {}; + STATIC IMBCIHost* kFlashDataPackets[kMaxFlashSlots] = {}; + + /// @brief Enable flash memory builtin. + STATIC Void drv_enable_flash(Int32 slot); + + /// @brief Disable flash memory builtin. + STATIC Void drv_disable_flash(Int32 slot); + + /// @brief get slot sector count. + /// @return slot sector count. + SizeT drv_get_sector_count(Int32 slot) + { + if (slot > kMaxFlashSlots) + return 0; + + return kFlashSectorSz[slot]; + } + + /// @brief get slot full size (in bytes). + /// @return drive slot size + SizeT drv_get_size(Int32 slot) + { + if (slot > kMaxFlashSlots) + return 0; + + return kFlashSize[slot]; + } + + /// @brief Enable flash memory at slot. + BOOL drv_enable_at(Int32 slot) + { + if (slot > kMaxFlashSlots) + return NO; + + kFlashMetaPackets[slot]->InterruptEnable = YES; + + kcout << "Enabled hardware slot at: " << number(slot) << endl; + + return YES; + } + + /// @brief Disable flash memory at slot. + BOOL drv_disable_at(Int32 slot) + { + if (slot > kMaxFlashSlots) + return NO; + + kFlashMetaPackets[slot]->InterruptEnable = NO; + + kcout << "Disabled hardware slot at: " << number(slot) << endl; + + return YES; + } +} // namespace Kernel + +#endif // if ZKA_USE_MBCI_FLASH |
