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/rk3399_ARM-atf/lib/cpus/aarch64/
H A Dcortex_a78c.Sb01a59eb2a0456ca3ae6b8d020068ba846f813d4 Tue Mar 14 16:03:24 UTC 2023 Bipin Ravi <bipin.ravi@arm.com> fix(cpus): workaround for Cortex-A78C erratum 1827440

Cortex-A78C erratum 1827440 is a Cat B erratum that applies to
revision r0p0 and is fixed in r0p1.

The workaround is to set CPUACTLR2_EL1[2], which forces atomic store
operations to write-back memory to be performed in the L1 data cache.

SDEN documentation:
https://developer.arm.com/documentation/SDEN1707916/latest

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I41d8ef48f70216ec66bf2b0f4f03ea8d8c261ee7
/rk3399_ARM-atf/docs/design/
H A Dcpu-specific-build-macros.rstb01a59eb2a0456ca3ae6b8d020068ba846f813d4 Tue Mar 14 16:03:24 UTC 2023 Bipin Ravi <bipin.ravi@arm.com> fix(cpus): workaround for Cortex-A78C erratum 1827440

Cortex-A78C erratum 1827440 is a Cat B erratum that applies to
revision r0p0 and is fixed in r0p1.

The workaround is to set CPUACTLR2_EL1[2], which forces atomic store
operations to write-back memory to be performed in the L1 data cache.

SDEN documentation:
https://developer.arm.com/documentation/SDEN1707916/latest

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I41d8ef48f70216ec66bf2b0f4f03ea8d8c261ee7
/rk3399_ARM-atf/lib/cpus/
H A Dcpu-ops.mkb01a59eb2a0456ca3ae6b8d020068ba846f813d4 Tue Mar 14 16:03:24 UTC 2023 Bipin Ravi <bipin.ravi@arm.com> fix(cpus): workaround for Cortex-A78C erratum 1827440

Cortex-A78C erratum 1827440 is a Cat B erratum that applies to
revision r0p0 and is fixed in r0p1.

The workaround is to set CPUACTLR2_EL1[2], which forces atomic store
operations to write-back memory to be performed in the L1 data cache.

SDEN documentation:
https://developer.arm.com/documentation/SDEN1707916/latest

Signed-off-by: Bipin Ravi <bipin.ravi@arm.com>
Change-Id: I41d8ef48f70216ec66bf2b0f4f03ea8d8c261ee7