tests/kernel: Also run tests using minimallibc

With picolibc being the default C library, we need to explicitly include
testing against the minimal C library for kernel components.

Signed-off-by: Keith Packard <keithp@keithp.com>

tests/kernel/cache/testcase.yaml

@@ -8,3 +8,15 @@ tests:
       - qemu_xtensa
       - qemu_cortex_a53
       - nsim_em
+  kernel.cache.api.minimallibc:
+    tags:
+      - kernel
+      - cache
+      - libc
+    filter: CONFIG_CACHE_MANAGEMENT and CONFIG_MINIMAL_LIBC_SUPPORTED
+    integration_platforms:
+      - qemu_xtensa
+      - qemu_cortex_a53
+      - nsim_em
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/context/testcase.yaml

@@ -4,6 +4,13 @@ tests:
     extra_configs:
       - CONFIG_TEST_EXTRA_STACK_SIZE=1024
     min_ram: 16
+  kernel.context.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags: kernel libc
+    extra_configs:
+      - CONFIG_TEST_EXTRA_STACK_SIZE=1024
+      - CONFIG_MINIMAL_LIBC=y
+    min_ram: 16
   linker.linker_generator:
     platform_allow: qemu_cortex_m3
     tags:

tests/kernel/device/testcase.yaml

@@ -9,6 +9,14 @@ tests:
     tags:
       - kernel
       - device
+  kernel.device.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags:
+      - kernel
+      - device
+      - libc
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y
   kernel.device.pm:
     tags:
       - kernel

tests/kernel/early_sleep/testcase.yaml

@@ -3,3 +3,11 @@ tests:
     tags:
       - kernel
       - sleep
+  kernel.common.sleep.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags:
+      - kernel
+      - sleep
+      - libc
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/interrupt/testcase.yaml

@@ -15,3 +15,24 @@ tests:
     filter: not CONFIG_TRUSTED_EXECUTION_NONSECURE
     extra_configs:
       - CONFIG_QEMU_ICOUNT=y
+  arch.interrupt.minimallibc:
+    filter: not CONFIG_TRUSTED_EXECUTION_NONSECURE and CONFIG_MINIMAL_LIBC_SUPPORTED
+    # nios2 excluded, see #22956
+    arch_exclude: nios2
+    platform_exclude: qemu_cortex_m0
+    tags:
+      - kernel
+      - interrupt
+      - libc
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y
+  arch.interrupt.qemu_cortex_m0.minimallibc:
+    filter: not CONFIG_TRUSTED_EXECUTION_NONSECURE and CONFIG_MINIMAL_LIBC_SUPPORTED
+    platform_allow: qemu_cortex_m0
+    tags:
+      - kernel
+      - interrupt
+      - libc
+    extra_configs:
+      - CONFIG_QEMU_ICOUNT=y
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/mp/testcase.yaml

@@ -6,3 +6,13 @@ tests:
     filter: CONFIG_MP_MAX_NUM_CPUS > 1
     depends_on:
       - smp
+  kernel.multiprocessing.minimallibc:
+    tags:
+      - kernel
+      - smp
+      - libc
+    filter: CONFIG_MP_MAX_NUM_CPUS > 1 and CONFIG_MINIMAL_LIBC_SUPPORTED
+    depends_on:
+      - smp
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/obj_tracking/testcase.yaml

@@ -2,3 +2,9 @@ tests:
   kernel.objects.tracking:
     tags: kernel
     platform_exclude: qemu_x86_tiny
+  kernel.objects.tracking.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags: kernel libc
+    platform_exclude: qemu_x86_tiny
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/pending/testcase.yaml

@@ -1,3 +1,8 @@
 tests:
   kernel.objects:
     tags: kernel
+  kernel.objects.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags: kernel libc
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/poll/testcase.yaml

@@ -8,3 +8,16 @@ tests:
     platform_exclude:
       - nrf52dk_nrf52810
       - qemu_arc_hs6x
+  kernel.poll.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    ignore_faults: true
+    tags:
+      - kernel
+      - userspace
+      - libc
+    # FIXME: qemu_arc_hs6x is excluded due to a run-time failure, see #49492
+    platform_exclude:
+      - nrf52dk_nrf52810
+      - qemu_arc_hs6x
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/queue/testcase.yaml

@@ -4,3 +4,12 @@ tests:
       - kernel
       - userspace
     ignore_faults: true
+  kernel.queue.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags:
+      - kernel
+      - userspace
+      - libc
+    ignore_faults: true
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/sleep/testcase.yaml

@@ -3,3 +3,11 @@ tests:
     tags:
       - kernel
       - sleep
+  kernel.common.timing.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags:
+      - kernel
+      - sleep
+      - libc
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/smp/testcase.yaml

@@ -5,3 +5,12 @@ tests:
       - smp
     ignore_faults: true
     filter: (CONFIG_MP_MAX_NUM_CPUS > 1)
+  kernel.multiprocessing.smp.minimallibc:
+    tags:
+      - kernel
+      - smp
+      - libc
+    ignore_faults: true
+    filter: (CONFIG_MP_MAX_NUM_CPUS > 1) and CONFIG_MINIMAL_LIBC_SUPPORTED
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/smp_boot_delay/testcase.yaml

@@ -6,3 +6,14 @@ tests:
     platform_allow: intel_adsp_cavs25
     integration_platforms:
       - intel_adsp_cavs25
+  kernel.multiprocessing.smp_boot_delay.minimallibc:
+    filter: CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags:
+      - kernel
+      - smp
+      - libc
+    platform_allow: intel_adsp_cavs25
+    integration_platforms:
+      - intel_adsp_cavs25
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/spinlock/testcase.yaml

@@ -7,3 +7,15 @@ tests:
     filter: CONFIG_SMP and CONFIG_MP_MAX_NUM_CPUS > 1 and CONFIG_MP_MAX_NUM_CPUS <= 4
     depends_on:
       - smp
+  kernel.multiprocessing.spinlock.minimallibc:
+    tags:
+      - kernel
+      - smp
+      - spinlock
+      - libc
+    filter: CONFIG_SMP and CONFIG_MP_MAX_NUM_CPUS > 1 and CONFIG_MP_MAX_NUM_CPUS <= 4 and
+      CONFIG_MINIMAL_LIBC_SUPPORTED
+    depends_on:
+      - smp
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y

tests/kernel/xip/testcase.yaml

@@ -7,3 +7,13 @@ tests:
     integration_platforms:
       - qemu_arc_em
       - qemu_x86_xip
+  arch.common.xip.minimallibc:
+    filter: CONFIG_XIP and CONFIG_MINIMAL_LIBC_SUPPORTED
+    tags:
+      - kernel
+      - xip
+    integration_platforms:
+      - qemu_arc_em
+      - qemu_x86_xip
+    extra_configs:
+      - CONFIG_MINIMAL_LIBC=y