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Add --no-rs-codes flag to optionally disable reed-solomon codes in grub-install and grub-bios-setup for x86 BIOS targets.

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This commit is contained in:
Jon McCune 2013-12-09 16:52:12 -08:00
parent 7a148da6dd
commit dd73313cba
6 changed files with 81 additions and 23 deletions
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19
util/grub-install.c
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@ -68,6 +68,7 @@ static int have_load_cfg = 0;
static FILE * load_cfg_f = NULL;
static char *load_cfg;
static int install_bootsector = 1;
static int add_rs_codes = 1;
enum
{
@ -93,7 +94,8 @@ enum
OPTION_DEBUG_IMAGE,
OPTION_NO_FLOPPY,
OPTION_DISK_MODULE,
OPTION_NO_BOOTSECTOR
OPTION_NO_BOOTSECTOR,
OPTION_NO_RS_CODES,
};
static int fs_probe = 1;
@ -180,6 +182,10 @@ argp_parser (int key, char *arg, struct argp_state *state)
install_bootsector = 0;
return 0;
case OPTION_NO_RS_CODES:
add_rs_codes = 0;
return 0;
case OPTION_DEBUG:
verbosity++;
return 0;
@ -238,6 +244,9 @@ static struct argp_option options[] = {
N_("do not probe for filesystems in DEVICE"), 0},
{"no-bootsector", OPTION_NO_BOOTSECTOR, 0, 0,
N_("do not install bootsector"), 0},
{"no-rs-codes", OPTION_NO_RS_CODES, 0, 0,
N_("Do not apply any reed-solomon codes when embedding core.img. "
"This option is only available on x86 BIOS targets."), 0},
{"debug", OPTION_DEBUG, 0, OPTION_HIDDEN, 0, 2},
{"no-floppy", OPTION_NO_FLOPPY, 0, OPTION_HIDDEN, 0, 2},
@ -1435,12 +1444,13 @@ main (int argc, char *argv[])
"boot.img");
grub_install_copy_file (boot_img_src, boot_img, 1);
grub_util_info ("%sgrub-bios-setup %s %s %s %s --directory='%s' --device-map='%s' '%s'",
grub_util_info ("%sgrub-bios-setup %s %s %s %s %s --directory='%s' --device-map='%s' '%s'",
install_bootsector ? "" : "NOT RUNNING: ",
allow_floppy ? "--allow-floppy " : "",
verbosity ? "--verbose " : "",
force ? "--force " : "",
!fs_probe ? "--skip-fs-probe" : "",
!add_rs_codes ? "--no-rs-codes" : "",
platdir,
device_map,
install_device);
@ -1449,7 +1459,7 @@ main (int argc, char *argv[])
if (install_bootsector)
grub_util_bios_setup (platdir, "boot.img", "core.img",
install_drive, force,
fs_probe, allow_floppy);
fs_probe, allow_floppy, add_rs_codes);
break;
}
case GRUB_INSTALL_PLATFORM_SPARC64_IEEE1275:
@ -1475,7 +1485,8 @@ main (int argc, char *argv[])
if (install_bootsector)
grub_util_sparc_setup (platdir, "boot.img", "core.img",
install_device, force,
fs_probe, allow_floppy);
fs_probe, allow_floppy,
0 /* unused */ );
break;
}