diff options
Diffstat (limited to 'plat/arm/css/common/aarch32/css_helpers.S')
| -rw-r--r-- | plat/arm/css/common/aarch32/css_helpers.S | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/plat/arm/css/common/aarch32/css_helpers.S b/plat/arm/css/common/aarch32/css_helpers.S index f131e67a3..80aa24c62 100644 --- a/plat/arm/css/common/aarch32/css_helpers.S +++ b/plat/arm/css/common/aarch32/css_helpers.S @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -68,6 +68,24 @@ endfunc css_calc_core_pos_swap_cluster * cpu (applicable ony after a cold boot) * ----------------------------------------------------- */ +#if CSS_USE_SCMI_SDS_DRIVER +func plat_is_my_cpu_primary + mov r10, lr + bl plat_my_core_pos + mov r4, r0 + bl sds_get_primary_cpu_id + /* Check for error */ + mov r1, #0xffffffff + cmp r0, r1 + beq 1f + cmp r0, r4 + moveq r0, #1 + movne r0, #0 + bx r10 +1: + no_ret plat_panic_handler +endfunc plat_is_my_cpu_primary +#else func plat_is_my_cpu_primary mov r10, lr bl plat_my_core_pos @@ -80,3 +98,4 @@ func plat_is_my_cpu_primary movne r0, #0 bx r10 endfunc plat_is_my_cpu_primary +#endif |