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| author | Dimitris Papastamos <dimitris.papastamos@arm.com> | 2018-06-19 15:07:30 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-06-19 15:07:30 +0100 |
| commit | b8dc3f146d9bf647c98c695b3a23f294d2aa7eb2 (patch) | |
| tree | d151c41fed6a62e75c00f3dc313f69eca3114d8a /lib | |
| parent | 7fb3a70bffc7b77d1aec8fa1ea895f3f1a218315 (diff) | |
| parent | bd5a76ac7c21515ceb2b85a46de471416d2c83fa (diff) | |
Merge pull request #1430 from dp-arm/dp/cpulib
cpulib: Add ISBs or comment why they are unneeded
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/cpus/aarch64/cortex_a57.S | 1 | ||||
| -rw-r--r-- | lib/cpus/aarch64/cortex_a72.S | 1 | ||||
| -rw-r--r-- | lib/cpus/aarch64/cortex_a73.S | 1 | ||||
| -rw-r--r-- | lib/cpus/aarch64/cortex_a75.S | 1 |
4 files changed, 4 insertions, 0 deletions
diff --git a/lib/cpus/aarch64/cortex_a57.S b/lib/cpus/aarch64/cortex_a57.S index 07fadd15..8e604455 100644 --- a/lib/cpus/aarch64/cortex_a57.S +++ b/lib/cpus/aarch64/cortex_a57.S @@ -404,6 +404,7 @@ func cortex_a57_reset_func #if IMAGE_BL31 && WORKAROUND_CVE_2017_5715 adr x0, wa_cve_2017_5715_mmu_vbar msr vbar_el3, x0 + /* isb will be performed before returning from this function */ #endif #if WORKAROUND_CVE_2018_3639 diff --git a/lib/cpus/aarch64/cortex_a72.S b/lib/cpus/aarch64/cortex_a72.S index bb9381d1..38b76b94 100644 --- a/lib/cpus/aarch64/cortex_a72.S +++ b/lib/cpus/aarch64/cortex_a72.S @@ -137,6 +137,7 @@ func cortex_a72_reset_func cpu_check_csv2 x0, 1f adr x0, wa_cve_2017_5715_mmu_vbar msr vbar_el3, x0 + /* isb will be performed before returning from this function */ 1: #endif diff --git a/lib/cpus/aarch64/cortex_a73.S b/lib/cpus/aarch64/cortex_a73.S index d595f128..b7965613 100644 --- a/lib/cpus/aarch64/cortex_a73.S +++ b/lib/cpus/aarch64/cortex_a73.S @@ -40,6 +40,7 @@ func cortex_a73_reset_func cpu_check_csv2 x0, 1f adr x0, wa_cve_2017_5715_bpiall_vbar msr vbar_el3, x0 + /* isb will be performed before returning from this function */ 1: #endif diff --git a/lib/cpus/aarch64/cortex_a75.S b/lib/cpus/aarch64/cortex_a75.S index 20ec32ce..73f566f4 100644 --- a/lib/cpus/aarch64/cortex_a75.S +++ b/lib/cpus/aarch64/cortex_a75.S @@ -15,6 +15,7 @@ func cortex_a75_reset_func cpu_check_csv2 x0, 1f adr x0, wa_cve_2017_5715_bpiall_vbar msr vbar_el3, x0 + isb 1: #endif |