From 2dc9c1df81b6458875233fc3710ab9d3e871743d Mon Sep 17 00:00:00 2001 From: Tarek BOCHKATI Date: Tue, 12 Jan 2021 11:57:18 +0100 Subject: [PATCH] cortex_m: [FIX] ARMv8-M does not support VECTRESET MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit ref: Arm®v8-M Architecture Reference Manual (DDI0553B.m) D1.2.3: AIRCR, Application Interrupt and Reset Control Register Bit [0] is RES0 Change-Id: I6ef451b2c114487e2732852a60e86c292ffa6a50 Signed-off-by: Tarek BOCHKATI Reviewed-on: http://openocd.zylin.com/6014 Tested-by: jenkins Reviewed-by: Tarek BOCHKATI Reviewed-by: Antonio Borneo --- src/target/cortex_m.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/target/cortex_m.c b/src/target/cortex_m.c index ac308b43b..ce2c426ce 100644 --- a/src/target/cortex_m.c +++ b/src/target/cortex_m.c @@ -2011,8 +2011,8 @@ int cortex_m_examine(struct target *target) } LOG_DEBUG("cpuid: 0x%8.8" PRIx32 "", cpuid); - /* VECTRESET is not supported on Cortex-M0, M0+ and M1 */ - cortex_m->vectreset_supported = i > 1; + /* VECTRESET is supported only on ARMv7-M cores */ + cortex_m->vectreset_supported = !armv7m->arm.is_armv8m && !armv7m->arm.is_armv6m; if (i == 4) { target_read_u32(target, MVFR0, &mvfr0); -- 2.30.2