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-rw-r--r--src/jtag/jtag.c4
-rw-r--r--src/target/arm7_9_common.c2
-rw-r--r--src/target/cortex_m3.c19
3 files changed, 13 insertions, 12 deletions
diff --git a/src/jtag/jtag.c b/src/jtag/jtag.c
index 7d0dcab9..a27396a1 100644
--- a/src/jtag/jtag.c
+++ b/src/jtag/jtag.c
@@ -899,7 +899,7 @@ int jtag_add_reset(int req_trst, int req_srst)
/* if SRST pulls TRST, we can't fulfill srst == 1 with trst == 0 */
if (((jtag_reset_config & RESET_SRST_PULLS_TRST) && (req_srst == 1)) && (req_trst == 0))
{
- ERROR("requested reset would assert trst");
+ WARNING("requested reset would assert trst");
return ERROR_JTAG_RESET_WOULD_ASSERT_TRST;
}
@@ -912,7 +912,7 @@ int jtag_add_reset(int req_trst, int req_srst)
if (req_srst && !(jtag_reset_config & RESET_HAS_SRST))
{
- ERROR("requested nSRST assertion, but the current configuration doesn't support this");
+ WARNING("requested nSRST assertion, but the current configuration doesn't support this");
return ERROR_JTAG_RESET_CANT_SRST;
}
diff --git a/src/target/arm7_9_common.c b/src/target/arm7_9_common.c
index 5ce1db56..ed2945b0 100644
--- a/src/target/arm7_9_common.c
+++ b/src/target/arm7_9_common.c
@@ -750,7 +750,6 @@ int arm7_9_assert_reset(target_t *target)
{
if (retval == ERROR_JTAG_RESET_CANT_SRST)
{
- WARNING("can't assert srst");
return retval;
}
else
@@ -779,7 +778,6 @@ int arm7_9_assert_reset(target_t *target)
if (retval == ERROR_JTAG_RESET_CANT_SRST)
{
- WARNING("can't assert srst");
return retval;
}
else if (retval != ERROR_OK)
diff --git a/src/target/cortex_m3.c b/src/target/cortex_m3.c
index d7603678..0209f0f4 100644
--- a/src/target/cortex_m3.c
+++ b/src/target/cortex_m3.c
@@ -731,7 +731,6 @@ int cortex_m3_assert_reset(target_t *target)
{
if (retval == ERROR_JTAG_RESET_CANT_SRST)
{
- WARNING("can't assert srst");
return retval;
}
else
@@ -745,7 +744,6 @@ int cortex_m3_assert_reset(target_t *target)
{
if (retval == ERROR_JTAG_RESET_WOULD_ASSERT_TRST)
{
- WARNING("srst resets test logic, too");
retval = jtag_add_reset(1, 1);
}
}
@@ -756,13 +754,11 @@ int cortex_m3_assert_reset(target_t *target)
{
if (retval == ERROR_JTAG_RESET_WOULD_ASSERT_TRST)
{
- WARNING("srst resets test logic, too");
retval = jtag_add_reset(1, 1);
}
if (retval == ERROR_JTAG_RESET_CANT_SRST)
{
- WARNING("can't assert srsrt");
return retval;
}
else if (retval != ERROR_OK)
@@ -1136,16 +1132,16 @@ int cortex_m3_load_core_reg_u32(struct target_s *target, enum armv7m_regtype typ
ERROR("JTAG failure %i",retval);
return ERROR_JTAG_DEVICE_ERROR;
}
- /* DEBUG("load from core reg %i value 0x%x",num,*value); */
+ DEBUG("load from core reg %i value 0x%x",num,*value);
}
else if (type == ARMV7M_REGISTER_CORE_SP) /* Special purpose core register */
{
/* read other registers */
- /* cortex_m3_MRS(struct target_s *target, int num, u32* value) */
u32 savedram;
u32 SYSm;
u32 instr;
SYSm = num & 0x1F;
+
ahbap_read_system_u32(swjdp, 0x20000000, &savedram);
instr = ARMV7M_T_MRS(0, SYSm);
ahbap_write_system_u32(swjdp, 0x20000000, ARMV7M_T_MRS(0, SYSm));
@@ -1158,7 +1154,10 @@ int cortex_m3_load_core_reg_u32(struct target_s *target, enum armv7m_regtype typ
swjdp_transaction_endcheck(swjdp);
DEBUG("load from special reg %i value 0x%x", SYSm, *value);
}
- else return ERROR_INVALID_ARGUMENTS;
+ else
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
return ERROR_OK;
}
@@ -1190,6 +1189,7 @@ int cortex_m3_store_core_reg_u32(struct target_s *target, enum armv7m_regtype ty
u32 SYSm;
u32 instr;
SYSm = num & 0x1F;
+
ahbap_read_system_u32(swjdp, 0x20000000, &savedram);
instr = ARMV7M_T_MSR(SYSm, 0);
ahbap_write_system_u32(swjdp, 0x20000000, ARMV7M_T_MSR(SYSm, 0));
@@ -1203,7 +1203,10 @@ int cortex_m3_store_core_reg_u32(struct target_s *target, enum armv7m_regtype ty
swjdp_transaction_endcheck(swjdp);
DEBUG("write special reg %i value 0x%x ", SYSm, value);
}
- else return ERROR_INVALID_ARGUMENTS;
+ else
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
return ERROR_OK;
}