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-rw-r--r--src/target/target.c53
1 files changed, 49 insertions, 4 deletions
diff --git a/src/target/target.c b/src/target/target.c
index 2ec26e0b..fe804414 100644
--- a/src/target/target.c
+++ b/src/target/target.c
@@ -896,6 +896,11 @@ int target_arch_state(struct target_s *target)
int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
{
int retval;
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
@@ -960,7 +965,12 @@ int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buff
int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
{
int retval;
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
if (((address % 2) == 0) && (size == 2))
@@ -1013,6 +1023,11 @@ int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32*
int retval;
int i;
u32 checksum = 0;
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
if ((retval = target->type->checksum_memory(target, address,
size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
@@ -1050,6 +1065,11 @@ int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32*
int target_read_u32(struct target_s *target, u32 address, u32 *value)
{
u8 value_buf[4];
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
int retval = target->type->read_memory(target, address, 4, 1, value_buf);
@@ -1070,7 +1090,12 @@ int target_read_u32(struct target_s *target, u32 address, u32 *value)
int target_read_u16(struct target_s *target, u32 address, u16 *value)
{
u8 value_buf[2];
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
int retval = target->type->read_memory(target, address, 2, 1, value_buf);
if (retval == ERROR_OK)
@@ -1090,6 +1115,11 @@ int target_read_u16(struct target_s *target, u32 address, u16 *value)
int target_read_u8(struct target_s *target, u32 address, u8 *value)
{
int retval = target->type->read_memory(target, address, 1, 1, value);
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
if (retval == ERROR_OK)
{
@@ -1108,6 +1138,11 @@ int target_write_u32(struct target_s *target, u32 address, u32 value)
{
int retval;
u8 value_buf[4];
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
@@ -1124,7 +1159,12 @@ int target_write_u16(struct target_s *target, u32 address, u16 value)
{
int retval;
u8 value_buf[2];
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
LOG_DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
target_buffer_set_u16(target, value_buf, value);
@@ -1139,7 +1179,12 @@ int target_write_u16(struct target_s *target, u32 address, u16 value)
int target_write_u8(struct target_s *target, u32 address, u8 value)
{
int retval;
-
+ if (!target->type->examined)
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
LOG_DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)