feat: add lab-rv32i-c-interrupts card

Makefile

@@ -0,0 +1,54 @@
+RISCV_PREFIX ?= riscv64-unknown-elf-
+CC := $(RISCV_PREFIX)gcc
+OBJCOPY := $(RISCV_PREFIX)objcopy
+OBJDUMP := $(RISCV_PREFIX)objdump
+SIZE := $(RISCV_PREFIX)size
+
+RV_ENV_ROOT ?= /home/user/dev/edu/rv32i-hazard3-student-env
+H3_COMMON ?= $(RV_ENV_ROOT)/vendor/Hazard3/test/sim/common
+H3_INIT ?= $(H3_COMMON)/init.S
+LDSCRIPT ?= link/hazard3_c10.ld
+MEMOPS ?= $(RV_ENV_ROOT)/vendor/lab-runtime/memops.c
+
+BUILD_ROOT ?= build
+TASKS := task01_ecall_resume task02_machine_software_irq task03_pending_enable_matrix
+ARCH ?= rv32i_zicsr_zifencei
+ABI ?= ilp32
+CFLAGS := -std=gnu11 -march=$(ARCH) -mabi=$(ABI) -nostdlib -nostartfiles \
+	-ffreestanding -fno-builtin -fno-stack-protector -fno-pic -mno-relax \
+	-O0 -g3 -Wall -Wextra -Isrc/tasks -isystem $(H3_COMMON)
+LDFLAGS := -Wl,--no-relax -T$(LDSCRIPT)
+LIBS := -lgcc
+
+.PHONY: all tasks check clean task1 task2 task3
+all: tasks
+tasks: $(TASKS)
+task1: $(word 1,$(TASKS))
+task2: $(word 2,$(TASKS))
+task3: $(word 3,$(TASKS))
+
+check:
+	@test -f "$(H3_INIT)"
+	@test -f "$(LDSCRIPT)"
+	@test -f "$(MEMOPS)"
+
+define TASK_RULES
+$(1): $(BUILD_ROOT)/$(1)/prog.bin $(BUILD_ROOT)/$(1)/prog.lst
+
+$(BUILD_ROOT)/$(1)/prog.elf: crt0.S src/tasks/$(1).c src/tasks/c10_common.h $(H3_INIT) $(LDSCRIPT) $(MEMOPS) | check
+	mkdir -p $$(@D)
+	$(CC) $(CFLAGS) $(LDFLAGS) -Wl,-Map,$(BUILD_ROOT)/$(1)/prog.map \
+		-o $$@ $(H3_INIT) crt0.S $(MEMOPS) src/tasks/$(1).c $(LIBS)
+	$(SIZE) -A -x $$@
+
+$(BUILD_ROOT)/$(1)/prog.bin: $(BUILD_ROOT)/$(1)/prog.elf
+	$(OBJCOPY) -O binary $$< $$@
+
+$(BUILD_ROOT)/$(1)/prog.lst: $(BUILD_ROOT)/$(1)/prog.elf
+	$(OBJDUMP) -d -S -M no-aliases,numeric $$< > $$@
+endef
+
+$(foreach task,$(TASKS),$(eval $(call TASK_RULES,$(task))))
+
+clean:
+	rm -rf $(BUILD_ROOT)