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Fix ChibiOS FPU detection. 

This is needed for Cortex-M7 devices, which have newer FPU.
This issue caused the registry integrity check to fail if FPU was enabled.
Currently the code must use FPUv4_SP anyway, since other configurations are not
supported by ChibiOS.

Change-Id: Ie8a2cb8282ccff6c2a3eb0ffeaddaf149d55d685
Signed-off-by: Luca Dariz <luca.dariz@gmail.com>
Reviewed-on: http://openocd.zylin.com/4398
Tested-by: jenkins
Reviewed-by: Karl Palsson <karlp@tweak.net.au>
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
riscv-compliance-dev
Luca Dariz 2018-02-09 16:58:25 +01:00 committed by Tomas Vanek
parent cb2f21bf36
commit 06e13d6ff5
1 changed files with 1 additions and 1 deletions
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2
src/rtos/ChibiOS.c
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@ -247,7 +247,7 @@ static int ChibiOS_update_stacking(struct rtos *rtos)
/* Check for armv7m with *enabled* FPU, i.e. a Cortex-M4 */
struct armv7m_common *armv7m_target = target_to_armv7m(rtos->target);
if (is_armv7m(armv7m_target)) {
if (armv7m_target->fp_feature == FPv4_SP) {
if (armv7m_target->fp_feature != FP_NONE) {
/* Found ARM v7m target which includes a FPU */
uint32_t cpacr;