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Merge mainline into bidi

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-03-30 11:24:28 +02:00
commit f651947b58
79 changed files with 4334 additions and 3313 deletions
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17
kern/disk.c
View file

@ -330,6 +330,7 @@ grub_disk_open (const char *name)
void
grub_disk_close (grub_disk_t disk)
{
grub_partition_t part;
grub_dprintf ("disk", "Closing `%s'.\n", disk->name);
if (disk->dev && disk->dev->close)
@ -338,7 +339,12 @@ grub_disk_close (grub_disk_t disk)
/* Reset the timer. */
grub_last_time = grub_get_time_ms ();
grub_free (disk->partition);
while (disk->partition)
{
part = disk->partition->parent;
grub_free (disk->partition);
disk->partition = part;
}
grub_free ((void *) disk->name);
grub_free (disk);
}
@ -349,18 +355,19 @@ grub_disk_close (grub_disk_t disk)
- Verify that the range is inside the partition. */
static grub_err_t
grub_disk_adjust_range (grub_disk_t disk, grub_disk_addr_t *sector,
grub_off_t *offset, grub_size_t size)
grub_off_t *offset, grub_size_t size)
{
grub_partition_t part;
*sector += *offset >> GRUB_DISK_SECTOR_BITS;
*offset &= GRUB_DISK_SECTOR_SIZE - 1;
if (disk->partition)
for (part = disk->partition; part; part = part->parent)
{
grub_disk_addr_t start;
grub_uint64_t len;
start = grub_partition_get_start (disk->partition);
len = grub_partition_get_len (disk->partition);
start = part->start;
len = part->len;
if (*sector >= len
|| len - *sector < ((*offset + size + GRUB_DISK_SECTOR_SIZE - 1)

2
kern/dl.c
View file

@ -348,7 +348,7 @@ grub_dl_resolve_symbols (grub_dl_t mod, Elf_Ehdr *e)
sym->st_value = (Elf_Addr) grub_dl_resolve_symbol (name);
if (! sym->st_value)
return grub_error (GRUB_ERR_BAD_MODULE,
"the symbol `%s' not found", name);
"symbol not found: `%s'", name);
}
else
{

22
kern/i386/pc/startup.S
View file

@ -53,7 +53,7 @@
#include <multiboot.h>
#include <multiboot2.h>
#define ABS(x) ((x) - _start + GRUB_BOOT_MACHINE_KERNEL_ADDR + 0x200)
#define ABS(x) ((x) - LOCAL (base) + GRUB_BOOT_MACHINE_KERNEL_ADDR + 0x200)
.file "startup.S"
@ -66,16 +66,15 @@
.globl start, _start
start:
_start:
LOCAL (base):
/*
* Guarantee that "main" is loaded at 0x0:0x8200.
*/
#ifdef APPLE_CC
codestart_abs = ABS(codestart) - 0x10000
ljmp $0, $(codestart_abs)
#ifdef __APPLE__
ljmp $0, $(ABS(LOCAL (codestart)) - 0x10000)
#else
ljmp $0, $ABS(codestart)
ljmp $0, $ABS(LOCAL (codestart))
#endif
/*
* Compatibility version number
*
@ -183,7 +182,7 @@ multiboot_trampoline:
.code16
/* the real mode code continues... */
codestart:
LOCAL (codestart):
cli /* we're not safe here! */
/* set up %ds, %ss, and %es */
@ -1157,7 +1156,7 @@ FUNCTION(grub_console_putchar)
*/
/* this table is used in translate_keycode below */
translation_table:
LOCAL (translation_table):
.word GRUB_CONSOLE_KEY_LEFT, GRUB_TERM_LEFT
.word GRUB_CONSOLE_KEY_RIGHT, GRUB_TERM_RIGHT
.word GRUB_CONSOLE_KEY_UP, GRUB_TERM_UP
@ -1179,11 +1178,10 @@ translate_keycode:
pushw %bx
pushw %si
#ifdef APPLE_CC
translation_table_abs = ABS (translation_table) - 0x10000
movw $(translation_table_abs), %si
#ifdef __APPLE__
movw $(ABS(LOCAL (translation_table)) - 0x10000), %si
#else
movw $ABS(translation_table), %si
movw $ABS(LOCAL (translation_table)), %si
#endif
1: lodsw

2
kern/mm.c
View file

@ -388,7 +388,7 @@ grub_free (void *ptr)
do
{
grub_printf ("%s:%d: q=%p, q->size=0x%x, q->magic=0x%x\n",
__FILE__, __LINE__, q, q->size, q->magic);
GRUB_FILE, __LINE__, q, q->size, q->magic);
q = q->next;
}
while (q != r->first);

140
kern/parser.c
View file

@ -26,32 +26,31 @@
/* All the possible state transitions on the command line. If a
transition can not be found, it is assumed that there is no
transition and keep_value is assumed to be 1. */
static struct grub_parser_state_transition state_transitions[] =
{
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_QUOTE, '\'', 0},
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_DQUOTE, '\"', 0},
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_VAR, '$', 0},
{ GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_ESC, '\\', 0},
static struct grub_parser_state_transition state_transitions[] = {
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_QUOTE, '\'', 0},
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_DQUOTE, '\"', 0},
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_VAR, '$', 0},
{GRUB_PARSER_STATE_TEXT, GRUB_PARSER_STATE_ESC, '\\', 0},
{ GRUB_PARSER_STATE_ESC, GRUB_PARSER_STATE_TEXT, 0, 1},
{GRUB_PARSER_STATE_ESC, GRUB_PARSER_STATE_TEXT, 0, 1},
{ GRUB_PARSER_STATE_QUOTE, GRUB_PARSER_STATE_TEXT, '\'', 0},
{GRUB_PARSER_STATE_QUOTE, GRUB_PARSER_STATE_TEXT, '\'', 0},
{ GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_TEXT, '\"', 0},
{ GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_QVAR, '$', 0},
{GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_TEXT, '\"', 0},
{GRUB_PARSER_STATE_DQUOTE, GRUB_PARSER_STATE_QVAR, '$', 0},
{ GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME2, '{', 0},
{ GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME, 0, 1},
{ GRUB_PARSER_STATE_VARNAME, GRUB_PARSER_STATE_TEXT, ' ', 1},
{ GRUB_PARSER_STATE_VARNAME2, GRUB_PARSER_STATE_TEXT, '}', 0},
{GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME2, '{', 0},
{GRUB_PARSER_STATE_VAR, GRUB_PARSER_STATE_VARNAME, 0, 1},
{GRUB_PARSER_STATE_VARNAME, GRUB_PARSER_STATE_TEXT, ' ', 1},
{GRUB_PARSER_STATE_VARNAME2, GRUB_PARSER_STATE_TEXT, '}', 0},
{ GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME2, '{', 0},
{ GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME, 0, 1},
{ GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_TEXT, '\"', 0},
{ GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_DQUOTE, ' ', 1},
{ GRUB_PARSER_STATE_QVARNAME2, GRUB_PARSER_STATE_DQUOTE, '}', 0},
{GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME2, '{', 0},
{GRUB_PARSER_STATE_QVAR, GRUB_PARSER_STATE_QVARNAME, 0, 1},
{GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_TEXT, '\"', 0},
{GRUB_PARSER_STATE_QVARNAME, GRUB_PARSER_STATE_DQUOTE, ' ', 1},
{GRUB_PARSER_STATE_QVARNAME2, GRUB_PARSER_STATE_DQUOTE, '}', 0},
{ 0, 0, 0, 0}
{0, 0, 0, 0}
};
@ -74,17 +73,17 @@ grub_parser_cmdline_state (grub_parser_state_t state, char c, char *result)
if (transition->input == c)
break;
if (transition->input == ' ' && ! grub_isalpha (c)
&& ! grub_isdigit (c) && c != '_')
if (transition->input == ' ' && !grub_isalpha (c)
&& !grub_isdigit (c) && c != '_')
break;
/* A less perfect match was found, use this one if no exact
match can be found. */
match can be found. */
if (transition->input == 0)
break;
}
if (! transition->from_state)
if (!transition->from_state)
transition = &default_transition;
if (transition->keep_value)
@ -113,43 +112,44 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
auto int check_varstate (grub_parser_state_t s);
int check_varstate (grub_parser_state_t s)
{
return (s == GRUB_PARSER_STATE_VARNAME
|| s == GRUB_PARSER_STATE_VARNAME2
|| s == GRUB_PARSER_STATE_QVARNAME
|| s == GRUB_PARSER_STATE_QVARNAME2);
}
{
return (s == GRUB_PARSER_STATE_VARNAME
|| s == GRUB_PARSER_STATE_VARNAME2
|| s == GRUB_PARSER_STATE_QVARNAME
|| s == GRUB_PARSER_STATE_QVARNAME2);
}
auto void add_var (grub_parser_state_t newstate);
void add_var (grub_parser_state_t newstate)
{
char *val;
{
char *val;
/* Check if a variable was being read in and the end of the name
was reached. */
if (! (check_varstate (state) && !check_varstate (newstate)))
return;
/* Check if a variable was being read in and the end of the name
was reached. */
if (!(check_varstate (state) && !check_varstate (newstate)))
return;
*(vp++) = '\0';
val = grub_env_get (varname);
vp = varname;
if (! val)
return;
*(vp++) = '\0';
val = grub_env_get (varname);
vp = varname;
if (!val)
return;
/* Insert the contents of the variable in the buffer. */
for (; *val; val++)
*(bp++) = *val;
}
/* Insert the contents of the variable in the buffer. */
for (; *val; val++)
*(bp++) = *val;
}
*argc = 0;
do
{
if (! rd || !*rd)
if (!rd || !*rd)
{
if (getline)
getline (&rd, 1);
else break;
else
break;
}
if (!rd)
@ -190,7 +190,8 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
}
state = newstate;
}
} while (state != GRUB_PARSER_STATE_TEXT && !check_varstate (state));
}
while (state != GRUB_PARSER_STATE_TEXT && !check_varstate (state));
/* A special case for when the last character was part of a
variable. */
@ -204,12 +205,12 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
/* Reserve memory for the return values. */
args = grub_malloc (bp - buffer);
if (! args)
if (!args)
return grub_errno;
grub_memcpy (args, buffer, bp - buffer);
*argv = grub_malloc (sizeof (char *) * (*argc + 1));
if (! *argv)
if (!*argv)
{
grub_free (args);
return grub_errno;
@ -229,35 +230,34 @@ grub_parser_split_cmdline (const char *cmdline, grub_reader_getline_t getline,
return 0;
}
struct grub_handler_class grub_parser_class =
{
.name = "parser"
};
struct grub_handler_class grub_parser_class = {
.name = "parser"
};
grub_err_t
grub_parser_execute (char *source)
{
auto grub_err_t getline (char **line, int cont);
grub_err_t getline (char **line, int cont __attribute__ ((unused)))
{
char *p;
{
char *p;
if (! source)
{
*line = 0;
return 0;
}
if (!source)
{
*line = 0;
return 0;
}
p = grub_strchr (source, '\n');
if (p)
*p = 0;
p = grub_strchr (source, '\n');
if (p)
*p = 0;
*line = grub_strdup (source);
if (p)
*p = '\n';
source = p ? p + 1 : 0;
return 0;
}
*line = grub_strdup (source);
if (p)
*p = '\n';
source = p ? p + 1 : 0;
return 0;
}
while (source)
{

208
kern/partition.c
View file

@ -17,40 +17,44 @@
*/
#include <grub/misc.h>
#include <grub/mm.h>
#include <grub/partition.h>
#include <grub/disk.h>
static grub_partition_map_t grub_partition_map_list;
grub_partition_map_t grub_partition_map_list;
void
grub_partition_map_register (grub_partition_map_t partmap)
static grub_partition_t
grub_partition_map_probe (const grub_partition_map_t partmap,
grub_disk_t disk, int partnum)
{
partmap->next = grub_partition_map_list;
grub_partition_map_list = partmap;
}
grub_partition_t p = 0;
void
grub_partition_map_unregister (grub_partition_map_t partmap)
{
grub_partition_map_t *p, q;
auto int find_func (grub_disk_t d, const grub_partition_t partition);
for (p = &grub_partition_map_list, q = *p; q; p = &(q->next), q = q->next)
if (q == partmap)
{
*p = q->next;
break;
}
}
int find_func (grub_disk_t d __attribute__ ((unused)),
const grub_partition_t partition)
{
if (partnum == partition->number)
{
p = (grub_partition_t) grub_malloc (sizeof (*p));
if (! p)
return 1;
int
grub_partition_map_iterate (int (*hook) (const grub_partition_map_t partmap))
{
grub_partition_map_t p;
grub_memcpy (p, partition, sizeof (*p));
return 1;
}
for (p = grub_partition_map_list; p; p = p->next)
if (hook (p))
return 1;
return 0;
}
partmap->iterate (disk, find_func);
if (grub_errno)
goto fail;
return p;
fail:
grub_free (p);
return 0;
}
@ -58,28 +62,66 @@ grub_partition_t
grub_partition_probe (struct grub_disk *disk, const char *str)
{
grub_partition_t part = 0;
grub_partition_t curpart = 0;
grub_partition_t tail;
const char *ptr;
auto int part_map_probe (const grub_partition_map_t partmap);
part = tail = disk->partition;
int part_map_probe (const grub_partition_map_t partmap)
for (ptr = str; *ptr;)
{
part = partmap->probe (disk, str);
if (part)
return 1;
grub_partition_map_t partmap;
int num;
const char *partname, *partname_end;
if (grub_errno == GRUB_ERR_BAD_PART_TABLE)
partname = ptr;
while (*ptr && grub_isalpha (*ptr))
ptr++;
partname_end = ptr;
num = grub_strtoul (ptr, (char **) &ptr, 0) - 1;
curpart = 0;
/* Use the first partition map type found. */
FOR_PARTITION_MAPS(partmap)
{
if (partname_end != partname &&
(grub_strncmp (partmap->name, partname, partname_end - partname)
!= 0 || partmap->name[partname_end - partname] != 0))
continue;
disk->partition = part;
curpart = grub_partition_map_probe (partmap, disk, num);
disk->partition = tail;
if (curpart)
break;
if (grub_errno == GRUB_ERR_BAD_PART_TABLE)
{
/* Continue to next partition map type. */
grub_errno = GRUB_ERR_NONE;
continue;
}
break;
}
if (! curpart)
{
/* Continue to next partition map type. */
grub_errno = GRUB_ERR_NONE;
while (part)
{
curpart = part->parent;
grub_free (part);
part = curpart;
}
return 0;
}
return 1;
curpart->parent = part;
part = curpart;
if (! ptr || *ptr != ',')
break;
ptr++;
}
/* Use the first partition map type found. */
grub_partition_map_iterate (part_map_probe);
return part;
}
@ -88,40 +130,51 @@ grub_partition_iterate (struct grub_disk *disk,
int (*hook) (grub_disk_t disk,
const grub_partition_t partition))
{
grub_partition_map_t partmap = 0;
int ret = 0;
auto int part_map_iterate (const grub_partition_map_t p);
auto int part_map_iterate_hook (grub_disk_t d,
const grub_partition_t partition);
auto int part_iterate (grub_disk_t dsk, const grub_partition_t p);
int part_map_iterate_hook (grub_disk_t d __attribute__ ((unused)),
const grub_partition_t partition __attribute__ ((unused)))
int part_iterate (grub_disk_t dsk,
const grub_partition_t partition)
{
return 1;
}
int part_map_iterate (const grub_partition_map_t p)
{
grub_dprintf ("partition", "Detecting %s...\n", p->name);
p->iterate (disk, part_map_iterate_hook);
if (grub_errno != GRUB_ERR_NONE)
struct grub_partition p = *partition;
p.parent = dsk->partition;
dsk->partition = 0;
if (hook (dsk, &p))
{
/* Continue to next partition map type. */
grub_dprintf ("partition", "%s detection failed.\n", p->name);
grub_errno = GRUB_ERR_NONE;
return 0;
ret = 1;
return 1;
}
grub_dprintf ("partition", "%s detection succeeded.\n", p->name);
partmap = p;
return 1;
if (p.start != 0)
{
const struct grub_partition_map *partmap;
dsk->partition = &p;
FOR_PARTITION_MAPS(partmap)
{
grub_err_t err;
err = partmap->iterate (dsk, part_iterate);
if (err)
grub_errno = GRUB_ERR_NONE;
if (ret)
break;
}
}
dsk->partition = p.parent;
return ret;
}
grub_partition_map_iterate (part_map_iterate);
if (partmap)
ret = partmap->iterate (disk, hook);
{
const struct grub_partition_map *partmap;
FOR_PARTITION_MAPS(partmap)
{
grub_err_t err;
err = partmap->iterate (disk, part_iterate);
if (err)
grub_errno = GRUB_ERR_NONE;
if (ret)
break;
}
}
return ret;
}
@ -129,5 +182,32 @@ grub_partition_iterate (struct grub_disk *disk,
char *
grub_partition_get_name (const grub_partition_t partition)
{
return partition->partmap->get_name (partition);
char *out = 0;
int curlen = 0;
grub_partition_t part;
for (part = partition; part; part = part->parent)
{
/* Even on 64-bit machines this buffer is enough to hold
longest number. */
char buf[grub_strlen (part->partmap->name) + 25];
int strl;
grub_snprintf (buf, sizeof (buf), "%s%d", part->partmap->name,
part->number + 1);
strl = grub_strlen (buf);
if (curlen)
{
out = grub_realloc (out, curlen + strl + 2);
grub_memcpy (out + strl + 1, out, curlen);
out[curlen + 1 + strl] = 0;
grub_memcpy (out, buf, strl);
out[strl] = ',';
curlen = curlen + 1 + strl;
}
else
{
curlen = strl;
out = grub_strdup (buf);
}
}
return out;
}