arm64: demand paging is supported

Test configs for UP and SMP are also included. (cherry picked from commit c99371e) Original-Signed-off-by: Nicolas Pitre <npitre@baylibre.com> GitOrigin-RevId: c99371e Cr-Build-Id: 8736917283475341809 Cr-Build-Url: https://cr-buildbucket.appspot.com/build/8736917283475341809 Copybot-Job-Name: zephyr-main-copybot-downstream Change-Id: If3b58a067f11a9a4d233f73bfe5de0dcb79eb6d5 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/zephyr/+/5856313 Commit-Queue: Keith Short <keithshort@chromium.org> Tested-by: ChromeOS Prod (Robot) <chromeos-ci-prod@chromeos-bot.iam.gserviceaccount.com> Reviewed-by: Keith Short <keithshort@chromium.org>
coreboot · Sep 13, 2024 · fa7b306 · fa7b306
1 parent cbcf796
commit fa7b306
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Showing 5 changed files with 20 additions and 1 deletion.
diff --git a/arch/Kconfig b/arch/Kconfig
@@ -53,6 +53,8 @@ config ARM64
 	select IRQ_OFFLOAD_NESTED if IRQ_OFFLOAD
 	select BARRIER_OPERATIONS_ARCH
 	select ARCH_HAS_DIRECTED_IPIS
+	select ARCH_HAS_DEMAND_PAGING
+	select ARCH_HAS_DEMAND_MAPPING
 	help
 	  ARM64 (AArch64) architecture
 

diff --git a/tests/kernel/mem_protect/demand_paging/boards/qemu_cortex_a53.conf b/tests/kernel/mem_protect/demand_paging/boards/qemu_cortex_a53.conf
@@ -0,0 +1,6 @@
+# Copyright (c) 2024 BayLibre SAS
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_BACKING_STORE_RAM=y
+CONFIG_BACKING_STORE_RAM_PAGES=24
+CONFIG_SRAM_SIZE=400
diff --git a/tests/kernel/mem_protect/demand_paging/boards/qemu_cortex_a53_smp.conf b/tests/kernel/mem_protect/demand_paging/boards/qemu_cortex_a53_smp.conf
@@ -0,0 +1,7 @@
+# Copyright (c) 2024 BayLibre SAS
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_BACKING_STORE_RAM=y
+CONFIG_BACKING_STORE_RAM_PAGES=24
+CONFIG_SRAM_SIZE=450
+CONFIG_DEMAND_PAGING_ALLOW_IRQ=y
diff --git a/tests/kernel/mem_protect/demand_paging/prj.conf b/tests/kernel/mem_protect/demand_paging/prj.conf
@@ -1,4 +1,5 @@
 CONFIG_ZTEST=y
+CONFIG_DEMAND_PAGING=y
 CONFIG_DEMAND_PAGING_STATS=y
 CONFIG_DEMAND_PAGING_THREAD_STATS=y
 CONFIG_DEMAND_PAGING_TIMING_HISTOGRAM=y

diff --git a/tests/kernel/mem_protect/demand_paging/testcase.yaml b/tests/kernel/mem_protect/demand_paging/testcase.yaml
@@ -6,7 +6,10 @@ tests:
       - kernel
       - mmu
       - demand_paging
-    platform_allow: qemu_x86_tiny
+    platform_allow:
+      - qemu_cortex_a53
+      - qemu_cortex_a53/qemu_cortex_a53/smp
+      - qemu_x86_tiny
     extra_configs:
       - CONFIG_COMMON_LIBC_MALLOC_ARENA_SIZE=0
   kernel.demand_paging.timing_funcs: