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mm: add page-granular kmalloc/kfree heap over the PMM

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Pierre-Emmanuel Gob. 2026-10-07 16:29:34 +02:00
parent 5077695c70
commit 919fba989e
4 changed files with 296 additions and 2 deletions
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7
Makefile
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@ -20,7 +20,7 @@ CFLAGS := -std=c17 -ffreestanding -nostdlib -fno-builtin \
-fno-pic -fno-pie -fno-stack-protector \
-Wall -Wextra -Werror -O2 -Iinclude
OBJS := $(BUILD)/entry.o $(BUILD)/isr.o $(BUILD)/kmain.o $(BUILD)/klog.o $(BUILD)/console.o $(BUILD)/idt.o $(BUILD)/pic.o $(BUILD)/pit.o $(BUILD)/serial.o $(BUILD)/keyboard.o $(BUILD)/pmm.o
OBJS := $(BUILD)/entry.o $(BUILD)/isr.o $(BUILD)/kmain.o $(BUILD)/klog.o $(BUILD)/console.o $(BUILD)/idt.o $(BUILD)/pic.o $(BUILD)/pit.o $(BUILD)/serial.o $(BUILD)/keyboard.o $(BUILD)/pmm.o $(BUILD)/kmalloc.o
all: $(IMG)
@ -33,7 +33,7 @@ $(BUILD)/entry.o: $(ARCH_DIR)/entry.asm | $(BUILD)
$(BUILD)/isr.o: $(ARCH_DIR)/isr.asm | $(BUILD)
$(NASM) -f elf64 $< -o $@
$(BUILD)/kmain.o: kernel/core/kmain.c include/console.h include/idt.h include/pic.h include/pit.h include/serial.h include/keyboard.h include/pmm.h include/e820.h include/klog.h | $(BUILD)
$(BUILD)/kmain.o: kernel/core/kmain.c include/console.h include/idt.h include/pic.h include/pit.h include/serial.h include/keyboard.h include/pmm.h include/kmalloc.h include/e820.h include/klog.h | $(BUILD)
$(CC) $(CFLAGS) -c $< -o $@
$(BUILD)/klog.o: kernel/core/klog.c include/klog.h include/console.h include/pit.h | $(BUILD)
@ -42,6 +42,9 @@ $(BUILD)/klog.o: kernel/core/klog.c include/klog.h include/console.h include/pit
$(BUILD)/pmm.o: kernel/mm/pmm.c include/pmm.h include/e820.h | $(BUILD)
$(CC) $(CFLAGS) -c $< -o $@
$(BUILD)/kmalloc.o: kernel/mm/kmalloc.c include/kmalloc.h include/pmm.h | $(BUILD)
$(CC) $(CFLAGS) -c $< -o $@
$(BUILD)/console.o: $(ARCH_DIR)/console.c include/console.h include/io.h | $(BUILD)
$(CC) $(CFLAGS) -c $< -o $@