alex/esp-idf
alex/esp-idf
1
0
Fork 0
mirror of https://github.com/espressif/esp-idf.git synced 2024-09-21 06:56:11 -04:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

Merge branch 'fix/xtensa-register-corrupted-after-context-switch' into 'release/v5.1'

Browse Source 
fix(xtensa): fix registers curruption on context switch

See merge request espressif/esp-idf!26210
This commit is contained in:
Jiang Jiang Jian 2023-10-18 15:25:03 +08:00
commit bc87e14695
1 changed files with 4 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
components/freertos/FreeRTOS-Kernel/portable/xtensa/xtensa_vectors.S
View File

@ -1163,13 +1163,17 @@ _xt_coproc_exc:
bnone a2, a0, .L_xt_coproc_done /* if no match then done */
and a2, a2, a0 /* a2 = which CPs to restore */
extui a2, a2, 0, 8 /* extract low 8 bits */
#if portNUM_PROCESSORS == 1
s32i a6, sp, XT_STK_A6 /* save extra needed regs */
s32i a7, sp, XT_STK_A7
#endif /* portNUM_PROCESSORS == 1 */
s32i a13, sp, XT_STK_A13
s32i a14, sp, XT_STK_A14
call0 _xt_coproc_restorecs /* restore CP registers */
#if portNUM_PROCESSORS == 1
l32i a6, sp, XT_STK_A6 /* restore saved registers */
l32i a7, sp, XT_STK_A7
#endif /* portNUM_PROCESSORS == 1 */
l32i a13, sp, XT_STK_A13
l32i a14, sp, XT_STK_A14
j .L_xt_coproc_done