Hi,
I am using Linaro Toolchain for compiling UEFI and I am getting alignment fault as exception while running UEFI on Origen Board. When I was using other cross compilers the issue was not there. The crash report is as follows:
Data Abort Exception PC at 0x4F84DCDC CPSR 0x60000133 nZCveAifT_svc /home/shiva/workspace/armserver/uefi_origen/edk2/Build/OrigenBoard-Exynos/DEBUG_ARMLINUXGCC/ARM/FatPkg/EnhancedFatDxe/Fat/DEBUG/Fat.dll loaded at 0x4F84D000 (PE/COFF offset) 0xCDC (ELF or Mach-O offset) 0xA9C 0xF8BD6037 LDRH r6, [sp, #0x37] R0 0x0000000B R1 0x0000000A R2 0x4FCEEAD8 R3 0x80000000 R4 0x4F836010 R5 0x4F863619 R6 0x00000000 R7 0x4F837F10 R8 0xFFFFFFFF R9 0x00000000 R10 0x00000001 R11 0x00000000 R12 0x00000000 SP 0x4FCEEA20 LR 0x4F84DCDD PC 0x4F84DCDC DFSR 0x00000001 DFAR 0x4FCEEB17 IFSR 0x0000140B IFAR 0x00910883 Alignment fault: read from 0x4FCEEB17 Instruction Domain fault on Page at 0x00910883
ASSERT /home/shiva/workspace/armserver/uefi_origen/edk2/ArmPkg/Library/DefaultExceptionHandlerLib/DefaultExceptionHandler.c(304): ((BOOLEAN)(0==1))