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Kernel: Implement very simple kernel module loading

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It's now possible to load a .o file into the kernel via a syscall.
The kernel will perform all the necessary ELF relocations, and then
call the "module_init" symbol in the loaded module.
This commit is contained in:
Andreas Kling 2019-11-28 20:59:11 +01:00
parent c10a5ac4ad
commit 6b150c794a
11 changed files with 198 additions and 3 deletions
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4
Kernel/Makefile
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@ -99,6 +99,8 @@ CXX_OBJS = \
init.o \
kprintf.o
MODULE_OBJS = TestModule.o
OBJS = $(CXX_OBJS) Arch/i386/Boot/boot.ao
KERNEL = kernel
@ -109,7 +111,7 @@ CXXFLAGS += -I../Toolchain/Local/i686-pc-serenity/include/c++/8.3.0/i686-pc-sere
DEFINES += -DKERNEL
LDFLAGS += -Ttext 0x100000 -Wl,-T linker.ld -nostdlib
all: $(KERNEL) kernel.map
all: $(KERNEL) $(MODULE_OBJS) kernel.map
kernel.map: kernel
@echo "MKMAP $@"; sh mkmap.sh