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Diffstat (limited to 'src/target/arm920t.c')
-rw-r--r--src/target/arm920t.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/target/arm920t.c b/src/target/arm920t.c
index 2dff6b94..9e9bf1a5 100644
--- a/src/target/arm920t.c
+++ b/src/target/arm920t.c
@@ -335,6 +335,9 @@ int arm920t_read_cp15_interpreted(target_t *target, u32 cp15_opcode, u32 address
LOG_DEBUG("cp15_opcode: %8.8x, address: %8.8x, value: %8.8x", cp15_opcode, address, *value);
#endif
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 0).dirty = 1;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 1).dirty = 1;
@@ -370,6 +373,9 @@ int arm920t_write_cp15_interpreted(target_t *target, u32 cp15_opcode, u32 value,
LOG_DEBUG("cp15_opcode: %8.8x, value: %8.8x, address: %8.8x", cp15_opcode, value, address);
#endif
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 0).dirty = 1;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 1).dirty = 1;
@@ -1000,6 +1006,9 @@ int arm920t_handle_read_cache_command(struct command_context_s *cmd_ctx, char *c
fclose(output);
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
/* mark registers dirty. */
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 0).dirty = ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 0).valid;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 1).dirty = ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 1).valid;
@@ -1261,6 +1270,9 @@ int arm920t_handle_read_mmu_command(struct command_context_s *cmd_ctx, char *cmd
fclose(output);
+ if (armv4_5_mode_to_number(armv4_5->core_mode)==-1)
+ return ERROR_FAIL;
+
/* mark registers dirty */
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 0).dirty = ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 0).valid;
ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 1).dirty = ARMV4_5_CORE_REG_MODE(armv4_5->core_cache, armv4_5->core_mode, 1).valid;