ArmPkg/ArmLib: don't invalidate entire I-cache on range operation

[mirror_edk2.git] / ArmPkg / Library / ArmLib / AArch64 / AArch64Support.S

diff --git a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
index 43f7a795acecac5c1d11412cb21cf55d9b1c19a3..9441f47e30bae46332ae4a7c3de171ddac753e0b 100644 (file)
--- a/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
+++ b/ArmPkg/Library/ArmLib/AArch64/AArch64Support.S
@@ -23,6 +23,7 @@ GCC_ASM_EXPORT (ArmInvalidateInstructionCache)
 GCC_ASM_EXPORT (ArmInvalidateDataCacheEntryByMVA)\r
 GCC_ASM_EXPORT (ArmCleanDataCacheEntryByMVA)\r
 GCC_ASM_EXPORT (ArmCleanDataCacheEntryToPoUByMVA)\r
+GCC_ASM_EXPORT (ArmInvalidateInstructionCacheEntryToPoUByMVA)\r
 GCC_ASM_EXPORT (ArmCleanInvalidateDataCacheEntryByMVA)\r
 GCC_ASM_EXPORT (ArmInvalidateDataCacheEntryBySetWay)\r
 GCC_ASM_EXPORT (ArmCleanDataCacheEntryBySetWay)\r
@@ -80,6 +81,10 @@ ASM_PFX(ArmCleanDataCacheEntryToPoUByMVA):
   dc      cvau, x0    // Clean single data cache line to PoU\r
   ret\r
 \r
+ASM_PFX(ArmInvalidateInstructionCacheEntryToPoUByMVA):\r
+  ic      ivau, x0    // Invalidate single instruction cache line to PoU\r
+  ret\r
+\r
 \r
 ASM_PFX(ArmCleanInvalidateDataCacheEntryByMVA):\r
   dc      civac, x0   // Clean and invalidate single data cache line\r