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require both SW and HW PAN

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CONFIG_ARM64_SW_TTBR0_PAN is a no-op if CONFIG_ARM64_PAN is supported in
hardware. And CONFIG_ARM64_PAN does nothing if hardware support is not
present. So require both options to be enabled to ensure PAN support is
enabled.

Bug: 138969141
Change-Id: I7a873e8534518483f0a6648c027ccb914105a35d
Signed-off-by: Steve Muckle <smuckle@google.com>
This commit is contained in:
Steve Muckle 2019-11-22 14:56:31 -08:00
parent 8317c32456
commit 003f37aea9
3 changed files with 20 additions and 68 deletions
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42
android-4.14/android-base-conditional.xml
View file

@ -35,6 +35,14 @@
<value type="bool">y</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARMV8_DEPRECATED</key>
<value type="bool">y</value>
@ -57,40 +65,6 @@
</config>
</group>
<!-- For ARM64, CONFIG_ARM64_SW_TTBR0_PAN || CONFIG_ARM64_PAN -->
<group>
<conditions>
<config>
<key>CONFIG_ARM64</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">n</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">y</value>
</config>
</group>
<group>
<conditions>
<config>
<key>CONFIG_ARM64</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">n</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">y</value>
</config>
</group>
<!-- x86 base requirements -->
<group>
<conditions>

42
android-4.19/android-base-conditional.xml
View file

@ -35,6 +35,14 @@
<value type="bool">y</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARMV8_DEPRECATED</key>
<value type="bool">y</value>
@ -57,40 +65,6 @@
</config>
</group>
<!-- For ARM64, CONFIG_ARM64_SW_TTBR0_PAN || CONFIG_ARM64_PAN -->
<group>
<conditions>
<config>
<key>CONFIG_ARM64</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">n</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">y</value>
</config>
</group>
<group>
<conditions>
<config>
<key>CONFIG_ARM64</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">n</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">y</value>
</config>
</group>
<!-- x86 base requirements -->
<group>
<conditions>

4
android-4.9/android-base-conditional.xml
View file

@ -31,6 +31,10 @@
<value type="bool">y</value>
</config>
</conditions>
<config>
<key>CONFIG_ARM64_PAN</key>
<value type="bool">y</value>
</config>
<config>
<key>CONFIG_ARM64_SW_TTBR0_PAN</key>
<value type="bool">y</value>