A new machine-specific function "grub_machine_set_prefix" is
defined. This is called after loading modules, so that a prefix
initialization can use modules. Also, this change adds an
intensive debugging feature for the memory manager via the
configure option "--enable-mm-debug".
* partmap/gpt.c (gpt_partition_map_iterate): Add one more into
PART.LEN.
* kern/sparc64/ieee1275/init.c (abort): Removed.
(grub_stop): Likewise.
(grub_exit): New function.
(grub_set_prefix): Renamed to ...
(grub_machine_set_prefix): ... this.
(grub_machine_init): Do not call grub_set_prefix.
* kern/powerpc/ieee1275/init.c (grub_set_prefix): Renamed to ...
(grub_machine_set_prefix): ... this.
(grub_machine_init): Do not call grub_set_prefix.
* kern/i386/pc/init.c (grub_machine_set_prefix): New function.
(grub_machine_init): Do not set the prefix here.
* kern/i386/efi/init.c (grub_machine_set_prefix): New function.
* kern/efi/init.c: Include grub/mm.h.
(grub_efi_set_prefix): New function.
* kern/efi/efi.c (grub_exit): Call grub_efi_fini.
(grub_efi_get_filename): New function.
(grub_print_device_path): Renamed to ...
(grub_efi_print_device_path): ... this.
* kern/mm.c [MM_DEBUG] (grub_malloc): Undefined.
[MM_DEBUG] (grub_realloc): Likewise.
[MM_DEBUG] (grub_free): Likewise.
[MM_DEBUG] (grub_memalign): Likewise.
[MM_DEBUG] (grub_mm_debug): New variable.
[MM_DEBUG] (grub_debug_malloc): New function.
[MM_DEBUG] (grub_debug_free): New function.
[MM_DEBUG] (grub_debug_realloc): New function.
[MM_DEBUG] (grub_debug_memalign): New function.
* kern/misc.c (grub_abort): Print a newline to distinguish
the message.
* kern/main.c (grub_main): Call grub_machine_set_prefix and
grub_set_root_dev after loading modules. This is necessary when
setting a prefix depends on modules.
* include/grub/efi/efi.h (grub_print_device_path): Renamed to ...
(grub_efi_print_device_path): ... this.
(grub_efi_get_filename): New prototype.
(grub_efi_set_prefix): Likewise.
* include/grub/efi/disk.h: Include grub/efi/api.h, grub/symbol.h
and grub/disk.h.
(grub_efidisk_get_device_handle): New prototype.
(grub_efidisk_get_device_name): Likewise.
* include/grub/mm.h: Include config.h.
(MM_DEBUG): Removed.
[MM_DEBUG && !GRUB_UTIL] (grub_mm_debug): New prototype.
[MM_DEBUG && !GRUB_UTIL] (grub_malloc): New macro.
[MM_DEBUG && !GRUB_UTIL] (grub_realloc): Likewise.
[MM_DEBUG && !GRUB_UTIL] (grub_memalign): Likewise.
[MM_DEBUG && !GRUB_UTIL] (grub_free): Likewise.
[MM_DEBUG && !GRUB_UTIL] (grub_debug_malloc): New prototype.
[MM_DEBUG && !GRUB_UTIL] (grub_debug_realloc): New prototype.
[MM_DEBUG && !GRUB_UTIL] (grub_debug_memalign): New prototype.
[MM_DEBUG && !GRUB_UTIL] (grub_debug_free): New prototype.
* include/grub/kernel.h (grub_machine_set_prefix): New prototype.
* disk/efi/efidisk.c: Include grub/partition.h.
(iterate_child_devices): New function.
(add_device): First, compare only last device path nodes, so that
devices are sorted by the types.
(grub_efidisk_get_device_handle): New function.
(grub_efidisk_get_device_name): Likewise.
* configure.ac (--enable-mm-debug): New option to enable the
memory manager debugging feature. This makes the binary much
bigger, so is disabled by default.
* include/grub/normal.h (grub_halt_init): New prototype.
(grub_halt_fini): Likewise.
(grub_reboot_init): Likewise.
(grub_reboot_fini): Likewise.
* util/grub-emu.c: Include signal.h.
(main_env): New global variable.
(grub_machine_init): Ignore SIGINT. Otherwise grub-emu cannot
catch C-c.
(grub_machine_fini): New function.
(main): Call grub_halt_init and grub_reboot_init before
grub_main, and grub_reboot_fini and grub_halt_fini after it.
Call setjmp with MAIN_ENV to go back afterwards.
Call grub_machine_fini right before return.
* include/grub/util/misc.h: Include setjmp.h.
(main_env): New prototype.
* include/grub/kernel.h (grub_machine_fini): New prototype.
* include/grub/i386/pc/biosdisk.h (grub_biosdisk_fini): Likewise.
* include/grub/i386/pc/console.h (grub_console_fini): Likewise.
* disk/i386/pc/biosdisk.c (grub_biosdisk_fini): New function.
* kern/i386/pc/init.c (grub_machine_fini): Likewise.
* term/i386/pc/console.c (grub_console_fini): Likewise.
* util/i386/pc/misc.c: New file.
* conf/i386-pc.rmk (grub_emu_SOURCES): Added
util/i386/pc/misc.c, commands/i386/pc/halt.c and
commands/i386/pc/reboot.c.
* genmk.rb: Handle the `Program' class in the main loop. Written
by Johan Rydberg <jrydberg@gnu.org>.
(Program): New class.
(programs): New variable.
* boot/powerpc/ieee1275/cmain.c: Include <grub/machine/ieee1275.h>
instead of "grub/machine/ieee1275.h". Include <grub/kernel.h>
instead of "grub/kernel.h". Include <grub/machine/init.h>.
(help_arch): Function removed.
* conf/powerpc-ieee1275.rmk (grubof_HEADERS): Add
`powerpc/libgcc.h' and `loader.h'.
(pkgdata_PROGRAMS): New variable.
(sbin_UTILITIES): Variable removed.
(grub_emu_SOURCES): Added kern/powerpc/cache.S.
(grubof_SOURCES): Variable re-defined so it only includes the
core functionality.
(grubof_CFLAGS): Remove `-DGRUBOF'.
(pkgdata_MODULES, fshelp_mod_SOURCES, fshelp_mod_CFLAGS,
(fat_mod_SOURCES, fat_mod_CFLAGS, ext2_mod_SOURCES)
(ext2_mod_CFLAGS, ufs_mod_SOURCES, ufs_mod_CFLAGS)
(minix_mod_SOURCES, minix_mod_CFLAGS, hfs_mod_SOURCES)
(hfs_mod_CFLAGS, jfs_mod_SOURCES, jfs_mod_CFLAGS)
(iso9660_mod_SOURCES, iso9660_mod_CFLAGS, _linux_mod_SOURCES)
(_linux_mod_CFLAGS, linux_mod_SOURCES, linux_mod_CFLAGS)
(normal_mod_SOURCES, normal_mod_CFLAGS, normal_mod_ASFLAGS)
(hello_mod_SOURCES, hello_mod_CFLAGS, boot_mod_SOURCES)
(boot_mod_CFLAGS, terminal_mod_SOURCES, terminal_mod_CFLAGS)
(ls_mod_SOURCES, ls_mod_CFLAGS, cmp_mod_SOURCES, cmp_mod_CFLAGS)
(cat_mod_SOURCES, cat_mod_CFLAGS, font_mod_SOURCES)
(font_mod_CFLAGS, amiga_mod_SOURCES, amiga_mod_CFLAGS)
(apple_mod_SOURCES, apple_mod_CFLAGS, pc_mod_SOURCES)
(pc_mod_CFLAGS): New variables.
* disk/powerpc/ieee1275/ofdisk.c: Include <grub/machine/init.h>.
(grub_ofdisk_iterate): Add a prototype for `dev_iterate'.
* include/grub/dl.h (grub_arch_dl_sync_caches): New prototype.
* include/grub/loader.h (grub_os_area_addr, grub_os_area_size):
Moved from here...
* include/grub/i386/pc/init.h (grub_os_area_addr)
(rub_os_area_size): ... to here.
* include/grub/powerpc/ieee1275/ieee1275.h
(grub_ieee1275_entry_fn): Export symbol.
* include/grub/powerpc/ieee1275/init.h: New file.
* include/grub/powerpc/libgcc.h: Likewise.
* include/grub/cache.h: Likewise.
* kern/powerpc/cache.S: Likewise. Written by Hollis Blanchard
<hollis@penguinppc.org>.
* kern/dl.c: Include <grub/cache.h>.
(grub_dl_flush_cache): New function.
(grub_dl_load_core): Call `grub_dl_flush_cache' to flush the cache
for this module.
* kern/powerpc/ieee1275/init.c (grub_ofdisk_init)
(grub_console_init): Removed prototypes.
(grub_machine_init): Don't initialize the modules anymore.
* kern/powerpc/ieee1275/openfw.c (grub_map): Make the function
static.
* include/grub/powerpc/types.h (GRUB_HOST_WORDS_LITTLEENDIAN):
Macro undef removed.
(GRUB_HOST_WORDS_BIGENDIAN): New macro.
* kern/powerpc/dl.c (grub_arch_dl_relocate_symbols): Add
relocation `R_PPC_REL32'. Return an error when the relocation is
unknown.
* Makefile.in (DATA): Add `$(pkgdata_PROGRAMS)'.
* kern/i386/pc/init.c (grub_arch_sync_caches): New function.
* util/misc.c (grub_arch_sync_caches): Likewise.
All symbols prefixed with PUPA_ and pupa_ are renamed to GRUB_
and grub_, respectively. Because the conversion is trivial and
mechanical, I omit the details here. Please refer to the CVS
if you need more information.
* commands/boot.c: New file.
* commands/cat.c: Likewise.
* commands/cmp.c: Likewise.
* commands/ls.c: Likewise.
* commands/terminal.c: Likewise.
* normal/command.c: Include <pupa/env.h> and <pupa/dl.h>.
(pupa_register_command): Changed interface to match the new
argument parser.
(pupa_command_execute): Changed (almost rewritten) so it uses
pupa_split_command. Added support for setting variables using the
syntax `foo=bar'.
(rescue_command): Changed to work with the new argument parser.
(terminal_command): Moved from here to commands/terminal.c.
(set_command): New function.
(unset_command): New function.
(insmod_command): New function.
(rmmod_command): New function.
(lsmod_command): New function.
(pupa_command_init): Don't initialize the command terminal
anymore. Initialize the commands set, unset, insmod, rmmod and
lsmod.
* conf/i386-pc.rmk (kernel_img_SOURCES): Add kern/env.c.
(kernel_img_HEADERS): Add arg.h and env.h.
(pupa_mkimage_LDFLAGS): Add kern/env.c.
(pupa_emu_SOURCES): Add kern/env.c, commands/ls.c,
commands/terminal.c commands/boot.c commands/cmp.c commands/cat.c,
normal/arg.c.
(pkgdata_MODULES): Add ls.mod, boot.mod, cmp.mod, cat.mod and
terminal.mod.
(normal_mod_SOURCES): Add normal/arg.c and normal/arg.c.
(boot_mod_SOURCES): New variable.
(terminal_mod_SOURCES): Likewise.
(ls_mod_SOURCES): Likewise.
(cmp_mod_SOURCES): Likewise.
(cat_mod_SOURCES): Likewise.
* normal/arg.c: New file.
* kern/env.c: Likewise.
* include/pupa/arg.h: Likewise.
* include/pupa/env.h: Likewise.
* font/manager.c (font_command): Changed to match argument parsing
interface changes.
(PUPA_MOD_INIT): Likewise.
* hello/hello.c (pupa_cmd_hello): Likewise.
(PUPA_MOD_INIT): Likewise.
* include/pupa/disk.h: Include <pupa/device.h>.
(pupa_print_partinfo): New prototype.
* include/pupa/dl.h (pupa_dl_set_prefix): Prototype removed.
(pupa_dl_get_prefix): Likewise.
* include/pupa/misc.h: Include <pupa/err.h>.
(pupa_isgraph): New prototype.
(pupa_isdigit): Likewise.
(pupa_split_cmdline): Likewise.
* include/pupa/normal.h: Include <pupa/arg.h>.
(pupa_command): Changed the prototype of the member `func' to
match the argument parsing interface. Added member `options'.
(pupa_register_command): Updated to match function.
(pupa_arg_parse): New prototype.
(pupa_hello_init) [PUPA_UTIL]: New prototype.
(pupa_hello_fini) [PUPA_UTIL]: Likewise.
(pupa_ls_init) [PUPA_UTIL]: Likewise.
(pupa_ls_fini) [PUPA_UTIL]: Likewise.
(pupa_cat_init) [PUPA_UTIL]: Likewise.
(pupa_cat_fini) [PUPA_UTIL]: Likewise.
(pupa_boot_init) [PUPA_UTIL]: Likewise.
(pupa_boot_fini) [PUPA_UTIL]: Likewise.
(pupa_cmp_init) [PUPA_UTIL]: Likewise.
(pupa_cmp_fini) [PUPA_UTIL]: Likewise.
(pupa_terminal_init) [PUPA_UTIL]: Likewise.
(pupa_terminal_fini) [PUPA_UTIL]: Likewise.
* kern/disk.c: Include <pupa/file.h>.
(pupa_print_partinfo): New function.
* kern/dl.c: Include <pupa/env.h>.
(pupa_dl_dir): Variable removed.
(pupa_dl_load): Use the environment variable `prefix' instead of
the variable pupa_dl_dir.
(pupa_dl_set_prefix): Function removed.
(pupa_dl_get_prefix): Likewise.
* kern/i386/pc/init.c: Include <pupa/env.h>.
(pupa_machine_init): Use the environment variable `prefix' instead of
using pupa_dl_set_prefix to set the prefix.
* kern/main.c: Include <pupa/env.h>.
(pupa_set_root_dev): Use the environment variable `prefix' instead of
using pupa_dl_get_prefix to get the prefix.
* kern/misc.c: Include <pupa/env.h>.
(pupa_isdigit): New function.
(pupa_isgraph): Likewise.
(pupa_ftoa): Likewise.
(pupa_vsprintf): Added support for printing values of the type
`double'. Make it possible to format variable output when using
formatting like `%1.2%f'.
(pupa_split_cmdline): New function.
* kern/rescue.c: Include <pupa/env.h>.
(next_word): Removed function.
(pupa_rescue_cmd_prefix): Likewise.
(pupa_rescue_cmd_set): New function.
(pupa_rescue_cmd_unset): New function.
(pupa_enter_rescue_mode): Use the `pupa_split_cmdline' function to
split the command line instead of splitting it here. Added
support for setting variables using the syntax `foo=bar'. Don't
initialize the prefix command anymore. Initialized the set and
unset commands.
* normal/cmdline.c: Include <pupa/env.h>.
(pupa_tab_complete): Added prototypes for print_simple_completion,
print_partition_completion, add_completion, iterate_commands,
iterate_dev, iterate_part and iterate_dir. Moved code to print
partition information from here to kern/disk.c.
(pupa_cmdline_run): Don't check if the funtion exists anymore.
* normal/main.c: Include <pupa/env.h>.
(pupa_rescue_cmd_normal): Use the environment variable `prefix'
instead of using pupa_dl_get_prefix to get the prefix.
* term/i386/pc/vga.c: Include <pupa/arg.h>.
(check_vga_mem): Cast pointers to `void *' to silence a gcc
warning.
(pupa_vga_putchar) [! DEBUG_VGA]: Removed for this case.
(pupa_vga_setcolor): Declare unused variables with `__attribute__
((unused))' to silence a gcc warning.
(pupa_vga_setcolor): Likewise.
(debug_command): Changed to match argument parsing
interface changes.
* util/pupa-emu.c: Include <pupa/env.h>.
(options): Added 0's for unused fields to silence a gcc warning.
(argp): Likewise.
(main): Use the environment variable `prefix' instead of using
pupa_dl_set_prefix to set the prefix. Initialize the commands ls,
boot, cmp, cat and terminal. Finish the commands boot, cmp, cat
and terminal.
* util/i386/pc/getroot.c: Include <pupa/i386/pc/util/biosdisk.h>.
* util/misc.c: Include <malloc.h>.
(pupa_malloc): Rewritten so errors are correctly reported.
(pupa_realloc): Likewise.
(pupa_memalign): Likewise.
(pupa_mm_init_region): Declare unused variables with
`__attribute__ ((unused))' to silence a gcc warning.
* normal/i386/setjmp.S: Remove tab at the end of the file to
silence a gcc warning.
* loader/i386/pc/linux.c (pupa_rescue_cmd_initrd): Declare unused
variables with `__attribute__ ((unused))' to silence a gcc
warning.
* loader/i386/pc/multiboot.c (pupa_multiboot_unload): Make the
local variable i unsigned to silence a gcc warning.
* kern/term.c: Include <pupa/misc.h>.
(pupa_more_lines): New variable.
(pupa_more): Likewise.
(pupa_putcode): When the pager is active pause at the end of every
screen.
(pupa_set_more): New function.
* include/pupa/term.h (pupa_set_more): New prototype.
* kern/i386/pc/lzo1x.S: New file.
* util/i386/pc/pupa-mkimage.c: Include lzo1x.h.
(compress_kernel): New variable.
(generate_image): Heavily modified to support compressing a
large part of the core image.
* util/misc.c (pupa_util_read_image): Fix a file descriptor
leak.
(pupa_util_load_image): New function.
* kern/i386/pc/startup.S: Include pupa/machine/kernel.h.
(pupa_compressed_size): New variable.
(codestart): Enable Gate A20 here.
Decompress the compressed part of the core image.
Rearrange the code to put functions and variables which are
required for initialization in the non-compressed part.
Include lzo1x.S.
* kern/i386/pc/init.c (pupa_machine_init): Don't enable Gate A20
here.
* include/pupa/util/misc.h (pupa_util_write_image): Declared.
* include/pupa/i386/pc/kernel.h
(PUPA_KERNEL_MACHINE_COMPRESSED_SIZE): New macro.
(PUPA_KERNEL_MACHINE_INSTALL_DOS_PART): Increased by 4.
(PUPA_KERNEL_MACHINE_INSTALL_BSD_PART): Likewise.
(PUPA_KERNEL_MACHINE_PREFIX): Likewise.
(PUPA_KERNEL_MACHINE_RAW_SIZE): New macro.
* conf/i386-pc.rmk (pupa_mkimage_LDFLAGS): New variable.
* genmk.rb (Image#rule): Put LDFLAGS at the end of a line.
(Utility#rule): Likewise.
* configure.ac: Check if LZO is available.
* include/pupa/i386/pc/linux.h: New file.
* loader/i386/pc/linux.c: Likewise.
* loader/i386/pc/chainloader.c (pupa_chainloader_boot_sector):
Removed.
(pupa_chainloader_unload): Return PUPA_ERR_NONE.
(pupa_rescue_cmd_chainloader): Read the image to 0x7C00 instead
of PUPA_CHAINLOADER_BOOT_SECTOR.
* kern/i386/pc/startup.S: Include pupa/machine/linux.h.
(pupa_linux_prot_size): New variable.
(pupa_linux_tmp_addr): Likewise.
(pupa_linux_real_addr): Likewise.
(pupa_linux_boot_zimage): New function.
(pupa_linux_boot_bzimage): Likewise.
* kern/i386/pc/init.c (struct mem_region): New structure.
(MAX_REGIONS): New macro.
(mem_regions): New variable.
(num_regions): Likewise.
(pupa_os_area_addr): Likewise.
(pupa_os_area_size): Likewise.
(pupa_lower_mem): Likewise.
(pupa_upper_mem): Likewise.
(add_mem_region): New function.
(compact_mem_regions): Likewise.
(pupa_machine_init): Set PUPA_LOWER_MEM and PUPA_UPPER_MEM to
the size of the conventional memory and that of so-called upper
memory (before the first memory hole).
Instead of adding each found region to free memory, use
add_mem_region and add them after removing overlaps.
Also, add only 1/4 of the upper memory to free memory. The rest
is used for loading OS images. Maybe this is ad hoc, but this
makes it much easier to relocate OS images when booting.
* kern/rescue.c (pupa_rescue_cmd_module): Removed.
(pupa_enter_rescue_mode): Don't register initrd and module.
* kern/mm.c: Include pupa/dl.h.
* kern/main.c: Include pupa/file.h and pupa/device.h.
* kern/loader.c (pupa_loader_load_module_func): Removed.
(pupa_loader_load_module): Likewise.
* kern/dl.c (pupa_dl_load): Use the suffix ``.mod'' instead of
``.o''.
* include/pupa/i386/pc/loader.h (pupa_linux_prot_size): Declared.
(pupa_linux_tmp_addr): Likewise.
(pupa_linux_real_addr): Likewise.
(pupa_linux_boot_zimage): Likewise.
(pupa_linux_boot_bzimage): Likewise.
* include/pupa/i386/pc/init.h (pupa_lower_mem): Declared.
(pupa_upper_mem): Likewise.
(pupa_gate_a20): Don't export, because turning off Gate A20 in a
module is too dangerous.
* include/pupa/loader.h (pupa_os_area_addr): Declared.
(pupa_os_area_size): Likewise.
(pupa_loader_set): Remove the first argument. Loader doesn't
manage modules or initrd any longer.
(pupa_loader_load_module): Removed.
* conf/i386-pc.rmk (pkgdata_MODULES): Added linux.mod.
(linux_mod_SOURCES): New variable.
(linux_mod_CFLAGS): Likewise.
* util/i386/pc/pupa-setup.c: Include pupa/machine/kernel.h.
(setup): Configure the installed partition information and the
dl prefix.
* loader/i386/pc/chainloader.c (my_mod): New variable.
(pupa_chainloader_unload): New function.
(pupa_rescue_cmd_chainloader): Refer itself.
(PUPA_MOD_INIT): Save its own module in MY_MOD.
* kern/i386/pc/startup.S (install_partition): Removed.
(version_string): Likewise.
(config_file): Likewise.
(pupa_install_dos_part): New variable.
(pupa_install_bsd_part): Likewise.
(pupa_prefix): Likewise.
(pupa_chainloader_real_boot): Call pupa_dl_unload_all.
* kern/i386/pc/init.c: Include pupa/machine/kernel.h, pupa/dl.h
and pupa/misc.h.
(make_install_device): New function.
(pupa_machine_init): Set the dl prefix.
* kern/rescue.c: Include pupa/rescue.h and pupa/dl.h.
(buf): Renamed to ...
(linebuf): ... this.
(pupa_rescue_cmd_prefix): New function.
(pupa_rescue_cmd_insmod): Likewise.
(pupa_rescue_cmd_rmmod): Likewise.
(pupa_rescue_cmd_lsmod): Likewise.
(pupa_enter_rescue_mode): Register new commands: prefix, insmod,
rmmod and lsmod.
* kern/mm.c (pupa_memalign): If failed even after invalidating
disk caches, unload unneeded modules and retry.
* kern/misc.c (pupa_memmove): New function.
(pupa_memcpy): Removed.
(pupa_strcpy): New function.
(pupa_itoa): Made static.
* kern/dl.c (pupa_dl_iterate): New function.
(pupa_dl_ref): Likewise.
(pupa_dl_unref): Likewise.
(pupa_dl_unload): Return if succeeded or not.
(pupa_dl_unload_unneeded): New function.
(pupa_dl_unload_all): Likewise.
(pupa_dl_init): Renamed to ...
(pupa_dl_set_prefix): ... this.
(pupa_dl_get_prefix): New function.
* include/pupa/i386/pc/kernel.h: Include pupa/types.h.
(PUPA_KERNEL_MACHINE_INSTALL_DOS_PART): New macro.
(PUPA_KERNEL_MACHINE_INSTALL_BSD_PART): Likewise.
(PUPA_KERNEL_MACHINE_PREFIX): Likewise.
(pupa_install_dos_part): Declared.
(pupa_install_bsd_part): Likewise.
(pupa_prefix): Likewise.
(pupa_boot_drive): Likewise.
* include/pupa/types.h: Fix a typo.
* include/pupa/misc.h (pupa_memcpy): New macro. Just an alias to
pupa_memmove.
(pupa_memmove): Declared.
(pupa_strcpy): Likewise.
* include/pupa/dl.h (PUPA_MOD_INIT): Change the prototype. Now
pupa_mod_init takes one argument, its own module.
(pupa_dl_unload_unneeded): Declared.
(pupa_dl_unload_all): Likewise.
(pupa_dl_ref): Likewise.
(pupa_dl_unref): Likewise.
(pupa_dl_iterate): Likewise.
(pupa_dl_init): Renamed to ...
(pupa_dl_set_prefix): ... this.
(pupa_dl_get_prefix): Declared.
* fs/fat.c [!PUPA_UTIL] (my_mod): New variable.
(pupa_fat_dir) [!PUPA_UTIL]: Prevent the fat module from being
unloaded.
(pupa_fat_open) [!PUPA_UTIL]: Refer itself if succeeded.
(pupa_fat_close) [!PUPA_UTIL]: Unrefer itself.
* configure.ac (tmp_CFLAGS): Added -Wshadow, -Wpointer-arith,
-Wmissing-prototypes, -Wundef and -Wstrict-prototypes.
Use -mrtd and -mregparm=3 to reduce the generated code sizes.
This means that any missing prototypes could be fatal. Also, you
must take care when writing assembly code. See the comments at
the beginning of startup.S, for more details.
* kern/i386/pc/startup.S (pupa_halt): Modified for the new
compilation mechanism.
(pupa_chainloader_real_boot): Likewise.
(pupa_biosdisk_rw_int13_extensions): Likewise.
(pupa_biosdisk_rw_standard): Likewise.
(pupa_biosdisk_check_int13_extensions): Likewise.
(pupa_biosdisk_get_diskinfo_int13_extensions): Likewise.
(pupa_biosdisk_get_diskinfo_standard): Likewise.
(pupa_get_memsize): Likewise.
(pupa_get_mmap_entry): Likewise.
(pupa_console_putchar): Likewise.
(pupa_console_setcursor): Likewise.
(pupa_getrtsecs): Use pushl instead of push.
* kern/i386/pc/init.c (pupa_machine_init): Use the scratch
memory instead of the stack for a mmap entry, because some
BIOSes may ignore the maximum size and overflow.
* conf/i386-pc.rmk (COMMON_CFLAGS): Added -mrtd and -mregparm=3.
* genmk.rb (PModule#rule): Compile automatically generated
sources with module-specific CFLAGS as well as other sources.
okuji