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authorPaul Fertser <fercerpav@gmail.com>2013-05-11 15:55:20 +0400
committerSpencer Oliver <spen@spen-soft.co.uk>2013-05-29 14:39:26 +0000
commitafca2e817dbc7592abd49a32e3457772afc98cd7 (patch)
treed02d25bf27704c61496e98cfb7deae29c0f3fd39 /src/target/hla_target.c
parent9a231e295ce608665c64442b19ee0d2fff4fc38c (diff)
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cortex_m, hla_target: do not try asserting SRST if it's not present
This should cover all the cases when RESET_SRST_NO_GATING is set without RESET_HAS_SRST. This might happen when RESET_SRST_NO_GATING is automatically set by a target code (and not from tcl). However, there're some other places (mips_m4k, arm7_9_common) where adding RESET_SRST_PULLS_TRST would lead to trying to use SRST even if it's not present. Currently it's impossible for the user to enable that flag without enabling SRST. Change-Id: Ib1c6f68feed0b8057d55afd5f260bb22ab332ced Signed-off-by: Paul Fertser <fercerpav@gmail.com> Reviewed-on: http://openocd.zylin.com/1405 Tested-by: jenkins Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
Diffstat (limited to 'src/target/hla_target.c')
-rw-r--r--src/target/hla_target.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/target/hla_target.c b/src/target/hla_target.c
index 65e0568..4564d46 100644
--- a/src/target/hla_target.c
+++ b/src/target/hla_target.c
@@ -428,7 +428,8 @@ static int adapter_assert_reset(struct target *target)
bool srst_asserted = false;
- if (jtag_reset_config & RESET_SRST_NO_GATING) {
+ if ((jtag_reset_config & RESET_HAS_SRST) &&
+ (jtag_reset_config & RESET_SRST_NO_GATING)) {
jtag_add_reset(0, 1);
res = adapter->layout->api->assert_srst(adapter->fd, 0);
srst_asserted = true;