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Improve loaders' kernel command line handling.

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* grub-core/lib/cmdline.c: New file.
	* include/grub/lib/cmdline.h: Likewise.
	* grub-core/loader/i386/linux.c (grub_cmd_linux): Use
	grub_create_loader_cmdline to create kernel command line.
	* grub-core/loader/i386/pc/linux.c (grub_cmd_linux): Likewise.
	* grub-core/loader/powerpc/ieee1275/linux.c (grub_cmd_linux): Likewise.
	* grub-core/loader/sparc64/ieee1275/linux.c (grub_cmd_linux): Likewise.
	* grub-core/Makefile.core.def (linux16): Add lib/cmdline.c on i386_pc.
	(linux): Add lib/cmdline.c on common.
This commit is contained in:
Szymon Janc 2011-01-07 17:09:39 +01:00 • committed by Vladimir 'phcoder' Serbinenko
parent e72d259fe1
commit 25953e1055
8 changed files with 184 additions and 64 deletions
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26
grub-core/loader/i386/linux.c
View file

@ -33,6 +33,7 @@
#include <grub/command.h>
#include <grub/i386/relocator.h>
#include <grub/i18n.h>
#include <grub/lib/cmdline.h>
#ifdef GRUB_MACHINE_PCBIOS
#include <grub/i386/pc/vesa_modes_table.h>
@ -575,7 +576,6 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
grub_size_t real_size, prot_size;
grub_ssize_t len;
int i;
char *dest;
grub_dl_ref (my_mod);
@ -836,22 +836,14 @@ grub_cmd_linux (grub_command_t cmd __attribute__ ((unused)),
params->loadflags |= GRUB_LINUX_FLAG_QUIET;
}
/* Specify the boot file. */
dest = grub_stpcpy ((char *) real_mode_mem + GRUB_LINUX_CL_OFFSET,
"BOOT_IMAGE=");
dest = grub_stpcpy (dest, argv[0]);
/* Copy kernel parameters. */
for (i = 1;
i < argc
&& dest + grub_strlen (argv[i]) + 1 < ((char *) real_mode_mem
+ GRUB_LINUX_CL_END_OFFSET);
i++)
{
*dest++ = ' ';
dest = grub_stpcpy (dest, argv[i]);
}
/* Create kernel command line. */
grub_memcpy ((char *)real_mode_mem + GRUB_LINUX_CL_OFFSET, LINUX_IMAGE,
sizeof (LINUX_IMAGE));
grub_create_loader_cmdline (argc, argv,
(char *)real_mode_mem + GRUB_LINUX_CL_OFFSET
+ sizeof (LINUX_IMAGE) - 1,
GRUB_LINUX_CL_END_OFFSET - GRUB_LINUX_CL_OFFSET
- (sizeof (LINUX_IMAGE) - 1));
len = prot_size;
if (grub_file_read (file, prot_mode_mem, len) != len)