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2009-03-28 Robert Millan <rmh@aybabtu.com> 

* conf/i386-pc.rmk (pkglib_MODULES): Add `linux16.mod'.
        (linux16_mod_SOURCES, linux16_mod_CFLAGS, linux16_mod_LDFLAGS): New
        variables.  Use 16-bit loader.
        (linux_mod_SOURCES, linux_mod_CFLAGS, linux_mod_LDFLAGS): Use 32-bit
        loader.
        * kern/i386/loader.S (grub_linux_boot): Rename to ...
        (grub_linux16_boot): ... this.  Update all users.
        * loader/i386/linux.c (grub_linux32_boot): Rename to ...
        (grub_linux_boot): ... this.  Update all users.

        * loader/i386/pc/linux.c (GRUB_MOD_INIT(linux)): Rename to ...
        (GRUB_MOD_INIT(linux16)): ... this.  Rename `linux' and `initrd'
        commands to `linux16' and `initrd16'.
        (GRUB_MOD_FINI(linux)): Rename to ...
        (GRUB_MOD_FINI(linux16)): ... this.
This commit is contained in:
robertmh 2009-03-28 12:53:16 +00:00
parent 7d074e3ce2
commit a9368fd30c
7 changed files with 112 additions and 32 deletions
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18
ChangeLog
View File

@ -1,3 +1,21 @@
2009-03-28 Robert Millan <rmh@aybabtu.com>
* conf/i386-pc.rmk (pkglib_MODULES): Add `linux16.mod'.
(linux16_mod_SOURCES, linux16_mod_CFLAGS, linux16_mod_LDFLAGS): New
variables. Use 16-bit loader.
(linux_mod_SOURCES, linux_mod_CFLAGS, linux_mod_LDFLAGS): Use 32-bit
loader.
* kern/i386/loader.S (grub_linux_boot): Rename to ...
(grub_linux16_boot): ... this. Update all users.
* loader/i386/linux.c (grub_linux32_boot): Rename to ...
(grub_linux_boot): ... this. Update all users.
* loader/i386/pc/linux.c (GRUB_MOD_INIT(linux)): Rename to ...
(GRUB_MOD_INIT(linux16)): ... this. Rename `linux' and `initrd'
commands to `linux16' and `initrd16'.
(GRUB_MOD_FINI(linux)): Rename to ...
(GRUB_MOD_FINI(linux16)): ... this.
2009-03-24 Pavel Roskin <proski@gnu.org>
* genmk.rb: Define ASM_FILE for *.S files for *.lst generation,

97
conf/i386-pc.mk
View File

@ -1010,7 +1010,7 @@ grub-mkrescue: util/i386/pc/grub-mkrescue.in $(util/i386/pc/grub-mkrescue.in_DEP
chmod +x $@
pkglib_MODULES = biosdisk.mod chain.mod linux.mod normal.mod \
pkglib_MODULES = biosdisk.mod chain.mod normal.mod \
multiboot.mod reboot.mod halt.mod \
vbe.mod vbetest.mod vbeinfo.mod play.mod serial.mod \
ata.mod vga.mod memdisk.mod pci.mod lspci.mod \
@ -1132,14 +1132,71 @@ partmap-chain_mod-loader_i386_pc_chainloader.lst: loader/i386/pc/chainloader.c $
chain_mod_CFLAGS = $(COMMON_CFLAGS)
chain_mod_LDFLAGS = $(COMMON_LDFLAGS)
# For _linux.mod.
linux_mod_SOURCES = loader/i386/pc/linux.c
CLEANFILES += linux.mod mod-linux.o mod-linux.c pre-linux.o linux_mod-loader_i386_pc_linux.o und-linux.lst
pkglib_MODULES += linux16.mod
linux16_mod_SOURCES = loader/i386/pc/linux.c
CLEANFILES += linux16.mod mod-linux16.o mod-linux16.c pre-linux16.o linux16_mod-loader_i386_pc_linux.o und-linux16.lst
ifneq ($(linux16_mod_EXPORTS),no)
CLEANFILES += def-linux16.lst
DEFSYMFILES += def-linux16.lst
endif
MOSTLYCLEANFILES += linux16_mod-loader_i386_pc_linux.d
UNDSYMFILES += und-linux16.lst
linux16.mod: pre-linux16.o mod-linux16.o $(TARGET_OBJ2ELF)
-rm -f $@
$(TARGET_CC) $(linux16_mod_LDFLAGS) $(TARGET_LDFLAGS) $(MODULE_LDFLAGS) -Wl,-r,-d -o $@ pre-linux16.o mod-linux16.o
if test ! -z $(TARGET_OBJ2ELF); then ./$(TARGET_OBJ2ELF) $@ || (rm -f $@; exit 1); fi
$(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -K _grub_mod_init -K _grub_mod_fini -R .note -R .comment $@
pre-linux16.o: $(linux16_mod_DEPENDENCIES) linux16_mod-loader_i386_pc_linux.o
-rm -f $@
$(TARGET_CC) $(linux16_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ linux16_mod-loader_i386_pc_linux.o
mod-linux16.o: mod-linux16.c
$(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux16_mod_CFLAGS) -c -o $@ $<
mod-linux16.c: $(builddir)/moddep.lst $(srcdir)/genmodsrc.sh
sh $(srcdir)/genmodsrc.sh 'linux16' $< > $@ || (rm -f $@; exit 1)
ifneq ($(linux16_mod_EXPORTS),no)
def-linux16.lst: pre-linux16.o
$(NM) -g --defined-only -P -p $< | sed 's/^\([^ ]*\).*/\1 linux16/' > $@
endif
und-linux16.lst: pre-linux16.o
echo 'linux16' > $@
$(NM) -u -P -p $< | cut -f1 -d' ' >> $@
linux16_mod-loader_i386_pc_linux.o: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES)
$(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux16_mod_CFLAGS) -MD -c -o $@ $<
-include linux16_mod-loader_i386_pc_linux.d
CLEANFILES += cmd-linux16_mod-loader_i386_pc_linux.lst fs-linux16_mod-loader_i386_pc_linux.lst partmap-linux16_mod-loader_i386_pc_linux.lst
COMMANDFILES += cmd-linux16_mod-loader_i386_pc_linux.lst
FSFILES += fs-linux16_mod-loader_i386_pc_linux.lst
PARTMAPFILES += partmap-linux16_mod-loader_i386_pc_linux.lst
cmd-linux16_mod-loader_i386_pc_linux.lst: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES) gencmdlist.sh
set -e; $(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux16_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh linux16 > $@ || (rm -f $@; exit 1)
fs-linux16_mod-loader_i386_pc_linux.lst: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES) genfslist.sh
set -e; $(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux16_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh linux16 > $@ || (rm -f $@; exit 1)
partmap-linux16_mod-loader_i386_pc_linux.lst: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES) genpartmaplist.sh
set -e; $(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux16_mod_CFLAGS) -E $< | sh $(srcdir)/genpartmaplist.sh linux16 > $@ || (rm -f $@; exit 1)
linux16_mod_CFLAGS = $(COMMON_CFLAGS)
linux16_mod_LDFLAGS = $(COMMON_LDFLAGS)
pkglib_MODULES += linux.mod
linux_mod_SOURCES = loader/i386/linux.c
CLEANFILES += linux.mod mod-linux.o mod-linux.c pre-linux.o linux_mod-loader_i386_linux.o und-linux.lst
ifneq ($(linux_mod_EXPORTS),no)
CLEANFILES += def-linux.lst
DEFSYMFILES += def-linux.lst
endif
MOSTLYCLEANFILES += linux_mod-loader_i386_pc_linux.d
MOSTLYCLEANFILES += linux_mod-loader_i386_linux.d
UNDSYMFILES += und-linux.lst
linux.mod: pre-linux.o mod-linux.o $(TARGET_OBJ2ELF)
@ -1148,9 +1205,9 @@ linux.mod: pre-linux.o mod-linux.o $(TARGET_OBJ2ELF)
if test ! -z $(TARGET_OBJ2ELF); then ./$(TARGET_OBJ2ELF) $@ || (rm -f $@; exit 1); fi
$(STRIP) --strip-unneeded -K grub_mod_init -K grub_mod_fini -K _grub_mod_init -K _grub_mod_fini -R .note -R .comment $@
pre-linux.o: $(linux_mod_DEPENDENCIES) linux_mod-loader_i386_pc_linux.o
pre-linux.o: $(linux_mod_DEPENDENCIES) linux_mod-loader_i386_linux.o
-rm -f $@
$(TARGET_CC) $(linux_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ linux_mod-loader_i386_pc_linux.o
$(TARGET_CC) $(linux_mod_LDFLAGS) $(TARGET_LDFLAGS) -Wl,-r,-d -o $@ linux_mod-loader_i386_linux.o
mod-linux.o: mod-linux.c
$(TARGET_CC) $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -c -o $@ $<
@ -1167,23 +1224,23 @@ und-linux.lst: pre-linux.o
echo 'linux' > $@
$(NM) -u -P -p $< | cut -f1 -d' ' >> $@
linux_mod-loader_i386_pc_linux.o: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES)
$(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -MD -c -o $@ $<
-include linux_mod-loader_i386_pc_linux.d
linux_mod-loader_i386_linux.o: loader/i386/linux.c $(loader/i386/linux.c_DEPENDENCIES)
$(TARGET_CC) -Iloader/i386 -I$(srcdir)/loader/i386 $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -MD -c -o $@ $<
-include linux_mod-loader_i386_linux.d
CLEANFILES += cmd-linux_mod-loader_i386_pc_linux.lst fs-linux_mod-loader_i386_pc_linux.lst partmap-linux_mod-loader_i386_pc_linux.lst
COMMANDFILES += cmd-linux_mod-loader_i386_pc_linux.lst
FSFILES += fs-linux_mod-loader_i386_pc_linux.lst
PARTMAPFILES += partmap-linux_mod-loader_i386_pc_linux.lst
CLEANFILES += cmd-linux_mod-loader_i386_linux.lst fs-linux_mod-loader_i386_linux.lst partmap-linux_mod-loader_i386_linux.lst
COMMANDFILES += cmd-linux_mod-loader_i386_linux.lst
FSFILES += fs-linux_mod-loader_i386_linux.lst
PARTMAPFILES += partmap-linux_mod-loader_i386_linux.lst
cmd-linux_mod-loader_i386_pc_linux.lst: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES) gencmdlist.sh
set -e; $(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh linux > $@ || (rm -f $@; exit 1)
cmd-linux_mod-loader_i386_linux.lst: loader/i386/linux.c $(loader/i386/linux.c_DEPENDENCIES) gencmdlist.sh
set -e; $(TARGET_CC) -Iloader/i386 -I$(srcdir)/loader/i386 $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -E $< | sh $(srcdir)/gencmdlist.sh linux > $@ || (rm -f $@; exit 1)
fs-linux_mod-loader_i386_pc_linux.lst: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES) genfslist.sh
set -e; $(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh linux > $@ || (rm -f $@; exit 1)
fs-linux_mod-loader_i386_linux.lst: loader/i386/linux.c $(loader/i386/linux.c_DEPENDENCIES) genfslist.sh
set -e; $(TARGET_CC) -Iloader/i386 -I$(srcdir)/loader/i386 $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -E $< | sh $(srcdir)/genfslist.sh linux > $@ || (rm -f $@; exit 1)
partmap-linux_mod-loader_i386_pc_linux.lst: loader/i386/pc/linux.c $(loader/i386/pc/linux.c_DEPENDENCIES) genpartmaplist.sh
set -e; $(TARGET_CC) -Iloader/i386/pc -I$(srcdir)/loader/i386/pc $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -E $< | sh $(srcdir)/genpartmaplist.sh linux > $@ || (rm -f $@; exit 1)
partmap-linux_mod-loader_i386_linux.lst: loader/i386/linux.c $(loader/i386/linux.c_DEPENDENCIES) genpartmaplist.sh
set -e; $(TARGET_CC) -Iloader/i386 -I$(srcdir)/loader/i386 $(TARGET_CPPFLAGS) $(TARGET_CFLAGS) $(linux_mod_CFLAGS) -E $< | sh $(srcdir)/genpartmaplist.sh linux > $@ || (rm -f $@; exit 1)
linux_mod_CFLAGS = $(COMMON_CFLAGS)

11
conf/i386-pc.rmk
View File

@ -167,7 +167,7 @@ grub_install_SOURCES = util/i386/pc/grub-install.in
# For grub-mkrescue.
grub_mkrescue_SOURCES = util/i386/pc/grub-mkrescue.in
pkglib_MODULES = biosdisk.mod chain.mod linux.mod normal.mod \
pkglib_MODULES = biosdisk.mod chain.mod normal.mod \
multiboot.mod reboot.mod halt.mod \
vbe.mod vbetest.mod vbeinfo.mod play.mod serial.mod \
ata.mod vga.mod memdisk.mod pci.mod lspci.mod \
@ -185,8 +185,13 @@ chain_mod_SOURCES = loader/i386/pc/chainloader.c
chain_mod_CFLAGS = $(COMMON_CFLAGS)
chain_mod_LDFLAGS = $(COMMON_LDFLAGS)
# For _linux.mod.
linux_mod_SOURCES = loader/i386/pc/linux.c
pkglib_MODULES += linux16.mod
linux16_mod_SOURCES = loader/i386/pc/linux.c
linux16_mod_CFLAGS = $(COMMON_CFLAGS)
linux16_mod_LDFLAGS = $(COMMON_LDFLAGS)
pkglib_MODULES += linux.mod
linux_mod_SOURCES = loader/i386/linux.c
linux_mod_CFLAGS = $(COMMON_CFLAGS)
linux_mod_LDFLAGS = $(COMMON_LDFLAGS)

2
include/grub/i386/loader.h
View File

@ -30,7 +30,7 @@ extern grub_int32_t EXPORT_VAR(grub_linux_is_bzimage);
extern grub_addr_t EXPORT_VAR(grub_os_area_addr);
extern grub_size_t EXPORT_VAR(grub_os_area_size);
grub_err_t EXPORT_FUNC(grub_linux_boot) (void);
grub_err_t EXPORT_FUNC(grub_linux16_boot) (void);
void EXPORT_FUNC(grub_unix_real_boot) (grub_addr_t entry, ...)
__attribute__ ((cdecl,noreturn));

2
kern/i386/loader.S
View File

@ -59,7 +59,7 @@ VARIABLE(grub_linux_real_addr)
VARIABLE(grub_linux_is_bzimage)
.long 0
FUNCTION(grub_linux_boot)
FUNCTION(grub_linux16_boot)
/* Must be done before zImage copy. */
call EXT_C(grub_dl_unload_all)

4
loader/i386/linux.c
View File

@ -263,7 +263,7 @@ struct
#endif
static grub_err_t
grub_linux32_boot (void)
grub_linux_boot (void)
{
struct linux_kernel_params *params;
int e820_num;
@ -522,7 +522,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
if (grub_errno == GRUB_ERR_NONE)
{
grub_loader_set (grub_linux32_boot, grub_linux_unload,
grub_loader_set (grub_linux_boot, grub_linux_unload,
0 /* set noreturn=0 in order to avoid grub_console_fini() */);
loaded = 1;
}

10
loader/i386/pc/linux.c
View File

@ -269,7 +269,7 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
if (grub_errno == GRUB_ERR_NONE)
{
grub_linux_prot_size = prot_size;
grub_loader_set (grub_linux_boot, grub_linux_unload, 1);
grub_loader_set (grub_linux16_boot, grub_linux_unload, 1);
loaded = 1;
}
@ -378,18 +378,18 @@ grub_cmd_initrd (grub_command_t cmd __attribute__ ((unused)),
static grub_command_t cmd_linux, cmd_initrd;
GRUB_MOD_INIT(linux)
GRUB_MOD_INIT(linux16)
{
cmd_linux =
grub_register_command ("linux", grub_cmd_linux,
grub_register_command ("linux16", grub_cmd_linux,
0, "load linux");
cmd_initrd =
grub_register_command ("initrd", grub_cmd_initrd,
grub_register_command ("initrd16", grub_cmd_initrd,
0, "load initrd");
my_mod = mod;
}
GRUB_MOD_FINI(linux)
GRUB_MOD_FINI(linux16)
{
grub_unregister_command (cmd_linux);
grub_unregister_command (cmd_initrd);