1 /* init.c -- Initialize GRUB on SPARC64. */
3 * GRUB -- GRand Unified Bootloader
4 * Copyright (C) 2009 Free Software Foundation, Inc.
6 * GRUB is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * GRUB is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with GRUB. If not, see <http://www.gnu.org/licenses/>.
20 #include <grub/kernel.h>
24 #include <grub/misc.h>
25 #include <grub/time.h>
26 #include <grub/machine/boot.h>
27 #include <grub/ieee1275/console.h>
28 #include <grub/machine/kernel.h>
29 #include <grub/machine/time.h>
30 #include <grub/ieee1275/ofdisk.h>
31 #include <grub/ieee1275/ieee1275.h>
33 grub_addr_t grub_ieee1275_original_stack
;
38 grub_ieee1275_exit ();
42 ieee1275_get_time_ms (void)
44 grub_uint32_t msecs
= 0;
46 grub_ieee1275_milliseconds (&msecs
);
54 return ieee1275_get_time_ms ();
58 grub_arch_modules_addr (void)
61 return (grub_addr_t
) _end
;
65 grub_machine_set_prefix (void)
67 if (grub_prefix
[0] != '(')
69 char bootpath
[IEEE1275_MAX_PATH_LEN
];
70 char *prefix
, *path
, *colon
;
73 if (grub_ieee1275_get_property (grub_ieee1275_chosen
, "bootpath",
74 &bootpath
, sizeof (bootpath
), &actual
))
76 /* Should never happen. */
77 grub_printf ("/chosen/bootpath property missing!\n");
78 grub_env_set ("prefix", "");
82 /* Transform an OF device path to a GRUB path. */
83 colon
= grub_strchr (bootpath
, ':');
86 char *part
= colon
+ 1;
88 /* Consistently provide numbered partitions to GRUB.
89 OpenBOOT traditionally uses alphabetical partition
91 if (part
[0] >= 'a' && part
[0] <= 'z')
92 part
[0] = '1' + (part
[0] - 'a');
94 prefix
= grub_ieee1275_encode_devname (bootpath
);
96 path
= grub_xasprintf("%s%s", prefix
, grub_prefix
);
98 grub_strcpy (grub_prefix
, path
);
104 grub_env_set ("prefix", grub_prefix
);
108 grub_heap_init (void)
110 grub_mm_init_region ((void *) (grub_modules_get_end ()
111 + GRUB_KERNEL_MACHINE_STACK_SIZE
), 0x200000);
115 grub_parse_cmdline (void)
120 if (grub_ieee1275_get_property (grub_ieee1275_chosen
, "bootargs", &args
,
121 sizeof args
, &actual
) == 0
128 char *command
= &args
[i
];
132 end
= grub_strchr (command
, ';');
134 i
= actual
; /* No more commands after this one. */
138 i
+= end
- command
+ 1;
139 while (grub_isspace(args
[i
]))
143 /* Process command. */
144 val
= grub_strchr (command
, '=');
148 grub_env_set (command
, val
+ 1);
155 grub_machine_init (void)
157 grub_ieee1275_init ();
158 grub_console_init_early ();
160 grub_console_init_lately ();
162 grub_ieee1275_set_flag (GRUB_IEEE1275_FLAG_NO_PARTITION_0
);
165 grub_parse_cmdline ();
166 grub_install_get_time_ms (ieee1275_get_time_ms
);
170 grub_machine_fini (void)
173 grub_console_fini ();