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dyncom: Properly return the value of the user RO thread register

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Lioncash 2015-04-06 09:25:11 -04:00
parent e628ed4810
commit 23dd2ca8a6
2 changed files with 10 additions and 4 deletions
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9
src/core/arm/interpreter/arminit.cpp
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@ -16,6 +16,7 @@
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#include <cstring> #include <cstring>
#include "core/mem_map.h"
#include "core/arm/skyeye_common/armdefs.h" #include "core/arm/skyeye_common/armdefs.h"
#include "core/arm/skyeye_common/armemu.h" #include "core/arm/skyeye_common/armemu.h"
@ -138,8 +139,16 @@ void ARMul_Reset(ARMul_State* state)
state->Bank = SVCBANK; state->Bank = SVCBANK;
FLUSHPIPE; FLUSHPIPE;
// Reset CP15
ResetMPCoreCP15Registers(state); ResetMPCoreCP15Registers(state);
// This is separate from the CP15 register reset function, as
// this isn't an ARM-defined reset value; it's set by the 3DS.
//
// TODO: Whenever TLS is implemented, this should contain
// the address of the 0x200-byte TLS
state->CP15[CP15(CP15_THREAD_URO)] = Memory::KERNEL_MEMORY_VADDR;
state->EndCondition = 0; state->EndCondition = 0;
state->ErrorCode = 0; state->ErrorCode = 0;

5
src/core/arm/interpreter/armsupp.cpp
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@ -227,11 +227,8 @@ u32 ReadCP15Register(ARMul_State* cpu, u32 crn, u32 opcode_1, u32 crm, u32 opcod
if (opcode_2 == 2) if (opcode_2 == 2)
return cpu->CP15[CP15(CP15_THREAD_UPRW)]; return cpu->CP15[CP15(CP15_THREAD_UPRW)];
// TODO: Whenever TLS is implemented, this should return
// "cpu->CP15[CP15(CP15_THREAD_URO)];"
// which contains the address of the 0x200-byte TLS
if (opcode_2 == 3) if (opcode_2 == 3)
return Memory::KERNEL_MEMORY_VADDR; return cpu->CP15[CP15(CP15_THREAD_URO)];
} }
if (InAPrivilegedMode(cpu)) if (InAPrivilegedMode(cpu))