diff options
| -rw-r--r-- | SConstruct | 4 | ||||
| -rw-r--r-- | modules/SConscript | 3 | ||||
| -rw-r--r-- | modules/foo/SConscript | 30 | ||||
| -rw-r--r-- | modules/foo/foo.c | 6 | ||||
| -rw-r--r-- | modules/foo/foo.ld | 25 | ||||
| -rw-r--r-- | pxelinux.cfg/default | 2 |
6 files changed, 68 insertions, 2 deletions
@@ -8,10 +8,12 @@ Export('env') env.SConscript('kernel/SConscript') +env.SConscript('modules/SConscript') + env.SConscript('floppy/SConscript') #env.Command('qemu', 'floppy/floppy.img', 'qemu -s -m 32 -fda $SOURCE') -env.Command('qemu', 'kernel', 'qemu -s -m 32 -boot n -tftp . -bootp /pxelinux.0') +env.Command('qemu', ['kernel', 'modules'], 'qemu -s -m 32 -boot n -tftp . -bootp /pxelinux.0') Default('kernel') diff --git a/modules/SConscript b/modules/SConscript new file mode 100644 index 0000000..b8d7846 --- /dev/null +++ b/modules/SConscript @@ -0,0 +1,3 @@ +Import('env') + +env.SConscript('foo/SConscript')
\ No newline at end of file diff --git a/modules/foo/SConscript b/modules/foo/SConscript new file mode 100644 index 0000000..a79de34 --- /dev/null +++ b/modules/foo/SConscript @@ -0,0 +1,30 @@ +Import('env') + +env = env.Clone( + CC = 'i386-elf-gcc', + CCFLAGS = '-Wall -W -nostdinc -fno-builtin -fno-hosted -ggdb -std=gnu99', + LINK = 'i386-elf-ld', + LINKFLAGS = '-nostdinc -nostdlib', +) + +def kernel_bld_generator(source, target, env, for_signature): + link_script = None + for s in source: + if s.suffix == '.ld': + link_script = s + break + if not link_script: + Exit(1) + return '$LINK $LINKFLAGS -o %s -T %s %s ' % (target[0], link_script, ' '.join(str(s) for s in source if s != link_script)) + +kernel_bld = Builder( + generator = kernel_bld_generator, + suffix = '', + src_suffix = '.o', + src_builder = 'Object', + target_scanner = ProgramScanner +) + +env.Append(BUILDERS = {'Kernel' : kernel_bld}) + +kernel = env.Kernel('foo', ['foo.ld', 'foo.c']) diff --git a/modules/foo/foo.c b/modules/foo/foo.c new file mode 100644 index 0000000..ca0961d --- /dev/null +++ b/modules/foo/foo.c @@ -0,0 +1,6 @@ +void entry() { + while(1) { + //asm volatile("hlt"); + *(short*)(0xb8888) += 1; + } +} diff --git a/modules/foo/foo.ld b/modules/foo/foo.ld new file mode 100644 index 0000000..cea3a32 --- /dev/null +++ b/modules/foo/foo.ld @@ -0,0 +1,25 @@ +OUTPUT_ARCH("i386") +OUTPUT_FORMAT("binary") +ENTRY(entry) + +addr_phys = 0x0010a000; + +SECTIONS { + .text addr_phys : { + *(.text) + *(.rodata*) + } + + . = ALIGN(0x1000); + .data : { + *(.data) + *(.ctors) + } + + . = ALIGN(0x1000); + .bss : { + *(.bss) + *(COMMON) + } + +} diff --git a/pxelinux.cfg/default b/pxelinux.cfg/default index b39e4c7..37344bf 100644 --- a/pxelinux.cfg/default +++ b/pxelinux.cfg/default @@ -1,4 +1,4 @@ default potetmos label potetmos kernel mboot.c32 -append kernel/kernel +append kernel/kernel --- modules/foo/foo |