test: on-hardware SMP self-test (revoke/kill must stop every hart) + make test-qemu

Makefile

@@ -1,4 +1,4 @@
-.PHONY: check fmt clippy test kani build all image run ci kernel-fmt kernel-clippy kernel-test
+.PHONY: check fmt clippy test kani build all image run ci kernel-fmt kernel-clippy kernel-test test-qemu
 
 RISCV_TARGET = riscv64gc-unknown-none-elf
 KERNEL_BIN = target/$(RISCV_TARGET)/release/adapter-riscv
@@ -52,11 +52,17 @@ build:
 	cargo build --target $(RISCV_TARGET) --release \
 		-p adapter-riscv -p init -p echo -p snake \
 		-p display-qemu -p input-qemu -p storage-qemu \
-		-p log-server -p permission-manager -p session-server
+		-p log-server -p permission-manager -p session-server -p smptest
 
 image: build
 	scripts/make-disk-image.sh
 
+# Boots a test image (normal image + smptest.elf) on $(SMP) harts; init runs
+# the SMP self-test and halts. Passes only on "SMPTEST PASS".
+test-qemu: build
+	IMG=test.img SMPTEST=1 scripts/make-disk-image.sh > /dev/null
+	SMP=$(SMP) scripts/test-qemu.sh test.img
+
 run: build
 	qemu-system-riscv64 -machine virt -smp $(SMP) -nographic -bios default \
 		-kernel $(KERNEL_BIN)