Merge "fix(cpus): workaround for Cortex-A710 erratum 2282622" into integration
diff --git a/docs/design/cpu-specific-build-macros.rst b/docs/design/cpu-specific-build-macros.rst
index 9311420..7480a84 100644
--- a/docs/design/cpu-specific-build-macros.rst
+++ b/docs/design/cpu-specific-build-macros.rst
@@ -511,8 +511,8 @@
of the CPU and is fixed in r2p1.
- ``ERRATA_A710_2282622``: This applies errata 2282622 workaround to
- Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0 and r2p0
- of the CPU and is fixed in r2p1.
+ Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0, r2p0 and
+ r2p1 of the CPU and is still open.
- ``ERRATA_A710_2291219``: This applies errata 2291219 workaround to
Cortex-A710 CPU. This needs to be enabled for revisions r0p0, r1p0 and r2p0
diff --git a/lib/cpus/aarch64/cortex_a710.S b/lib/cpus/aarch64/cortex_a710.S
index 3ea55df..cebd6f0 100644
--- a/lib/cpus/aarch64/cortex_a710.S
+++ b/lib/cpus/aarch64/cortex_a710.S
@@ -355,22 +355,22 @@
/* ---------------------------------------------------------------
* Errata Workaround for Cortex-A710 Erratum 2282622.
- * This applies to revision r0p0, r1p0 and r2p0.
- * It is fixed in r2p1.
+ * This applies to revision r0p0, r1p0, r2p0 and r2p1.
+ * It is still open.
* Inputs:
* x0: variant[4:7] and revision[0:3] of current cpu.
* Shall clobber: x0, x1, x17
* ---------------------------------------------------------------
*/
func errata_a710_2282622_wa
- /* Compare x0 against revision r2p0 */
+ /* Compare x0 against revision r2p1 */
mov x17, x30
bl check_errata_2282622
cbz x0, 1f
/* Apply the workaround */
mrs x1, CORTEX_A710_CPUACTLR2_EL1
- orr x1, x1, BIT(0)
+ orr x1, x1, #BIT(0)
msr CORTEX_A710_CPUACTLR2_EL1, x1
1:
@@ -378,8 +378,8 @@
endfunc errata_a710_2282622_wa
func check_errata_2282622
- /* Applies to r0p0, r1p0 and r2p0 */
- mov x1, #0x20
+ /* Applies to r0p0, r1p0, r2p0 and r2p1 */
+ mov x1, #0x21
b cpu_rev_var_ls
endfunc check_errata_2282622
diff --git a/lib/cpus/cpu-ops.mk b/lib/cpus/cpu-ops.mk
index b1f7d27..44ffef1 100644
--- a/lib/cpus/cpu-ops.mk
+++ b/lib/cpus/cpu-ops.mk
@@ -563,7 +563,8 @@
ERRATA_A710_2216384 ?=0
# Flag to apply erratum 2282622 workaround during reset. This erratum applies
-# to revision r0p0, r1p0 and r2p0 of the Cortex-A710 cpu and is fixed in r2p1.
+# to revision r0p0, r1p0, r2p0 and r2p1 of the Cortex-A710 cpu and is still
+# open.
ERRATA_A710_2282622 ?=0
# Flag to apply erratum 2291219 workaround during reset. This erratum applies