diff options
Diffstat (limited to 'src/include/ipxe/efi/Protocol/DebugSupport.h')
-rw-r--r-- | src/include/ipxe/efi/Protocol/DebugSupport.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/src/include/ipxe/efi/Protocol/DebugSupport.h b/src/include/ipxe/efi/Protocol/DebugSupport.h index 453ea975..8f930e33 100644 --- a/src/include/ipxe/efi/Protocol/DebugSupport.h +++ b/src/include/ipxe/efi/Protocol/DebugSupport.h @@ -685,6 +685,20 @@ typedef struct { // // LoongArch processor exception types. // +// The exception types is located in the CSR ESTAT +// register offset 16 bits, width 6 bits. +// +// If you want to register an exception hook, you can +// shfit the number left by 16 bits, and the exception +// handler will know the types. +// +// For example: +// mCpu->CpuRegisterInterruptHandler ( +// mCpu, +// (EXCEPT_LOONGARCH_PPI << CSR_ESTAT_EXC_SHIFT), +// PpiExceptionHandler +// ); +// #define EXCEPT_LOONGARCH_INT 0 #define EXCEPT_LOONGARCH_PIL 1 #define EXCEPT_LOONGARCH_PIS 2 |