diff options
| author | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:13:48 +0100 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal.elmahrouss@icloud.com> | 2025-03-23 19:15:17 +0100 |
| commit | a13e1c0911c0627184bc38f18c7fdda64447b3ad (patch) | |
| tree | 073a62c09bf216e85a3f310376640fa1805147f9 /dev/Kernel/HALKit/POWER/HalVirtualMemory.cc | |
| parent | 149fa096eb306d03686b3b67e813cf1a78e08cd0 (diff) | |
meta(kernel): Reworked repository's filesystem structure.
Removing useless parts of the project too.
Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel/HALKit/POWER/HalVirtualMemory.cc')
| -rw-r--r-- | dev/Kernel/HALKit/POWER/HalVirtualMemory.cc | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/dev/Kernel/HALKit/POWER/HalVirtualMemory.cc b/dev/Kernel/HALKit/POWER/HalVirtualMemory.cc deleted file mode 100644 index d3d4b694..00000000 --- a/dev/Kernel/HALKit/POWER/HalVirtualMemory.cc +++ /dev/null @@ -1,49 +0,0 @@ -/* ------------------------------------------- - - Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -------------------------------------------- */ - -#include <HALKit/POWER/Processor.h> -#include <KernelKit/DebugOutput.h> -#include <HALKit/POWER/MMU.h> - -/// @note Refer to SoC documentation. - -using namespace NeOS; - -EXTERN_C Void hal_write_tlb(UInt32 mas0, UInt32 mas1, UInt32 mas2, UInt32 mas3, UInt32 mas7) -{ - hal_mtspr(MAS0, mas0); - hal_mtspr(MAS1, mas1); - hal_mtspr(MAS2, mas2); - hal_mtspr(MAS3, mas3); - hal_mtspr(MAS7, mas7); - - hal_flush_tlb(); -} - -EXTERN_C Bool hal_set_tlb(UInt8 tlb, UInt32 epn, UInt64 rpn, UInt8 perms, UInt8 wimge, UInt8 ts, UInt8 esel, UInt8 tsize, UInt8 iprot) -{ - if ((hal_mfspr(SPRN_MMUCFG) & MMUCFG_MAVN) == MMUCFG_MAVN_V1 && (tsize & 1)) - { - // this MMU does not allow odd tsize values - return false; - } - - UInt32 mas0 = FSL_BOOKE_MAS0(tlb, esel, 0); - UInt32 mas1 = FSL_BOOKE_MAS1(1, iprot, 0, ts, tsize); - UInt32 mas2 = FSL_BOOKE_MAS2(epn, wimge); - UInt32 mas3 = FSL_BOOKE_MAS3(rpn, 0, perms); - UInt32 mas7 = FSL_BOOKE_MAS7(rpn); - - hal_write_tlb(mas0, mas1, mas2, mas3, mas7); - - return true; -} - -/// @brief Flush TLB -EXTERN_C void hal_flush_tlb() -{ - asm volatile("isync;tlbwe;msync;isync"); -} |
