Handle big-endian minixfs (fixes minixfs tests on bigendian).

* grub-core/fs/minix.c: Replace le with minix. Add necessary defines, modify names. Introduce MODE_BIGENDIAN. * grub-core/fs/minix_be.c: New file. * grub-core/fs/minix2_be.c: Likewise * grub-core/fs/minix3_be.c: Likewise. * Makefile.util.def (libgrubmods): Add minix_be, minix2_be and minix3_be. * grub-core/Makefile.core.def (minix_be): New module. (minix2_be): Likewise. (minix3_be): Likewise.
2012-04-01 21:35:18 +02:00 · 2012-04-01 21:35:18 +02:00 · ac66b453df
parent f65a829e41
commit ac66b453df
7 changed files with 108 additions and 21 deletions
--- a/20
+++ b/20
@ -1,3 +1,23 @@
+2012-04-01  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	Handle big-endian minixfs (fixes minixfs tests on bigendian).
+
+	* grub-core/fs/minix.c: Replace le with minix. Add necessary defines,
+	modify names. Introduce MODE_BIGENDIAN.
+	* grub-core/fs/minix_be.c: New file.
+	* grub-core/fs/minix2_be.c: Likewise
+	* grub-core/fs/minix3_be.c: Likewise.
+	* Makefile.util.def (libgrubmods): Add minix_be, minix2_be and
+	minix3_be.
+	* grub-core/Makefile.core.def (minix_be): New module.
+	(minix2_be): Likewise.
+	(minix3_be): Likewise.
+
+2012-04-01  Felix <email@hamburg.de>
+
+	* grub-core/loader/efi/appleloader.c (devpath_7): New var.
+	(devs): Add MBP 2011.
+
 2012-04-01  Vladimir Serbinenko  <phcoder@gmail.com>

 	* grub-core/font/font.c (blit_comb): Handle dagesh somewhat.
--- a/Makefile.util.def
+++ b/Makefile.util.def
@ -76,6 +76,9 @@ library = {
  common = grub-core/fs/minix.c;
  common = grub-core/fs/minix2.c;
  common = grub-core/fs/minix3.c;
+  common = grub-core/fs/minix_be.c;
+  common = grub-core/fs/minix2_be.c;
+  common = grub-core/fs/minix3_be.c;
  common = grub-core/fs/nilfs2.c;
  common = grub-core/fs/ntfs.c;
  common = grub-core/fs/ntfscomp.c;
--- a/grub-core/Makefile.core.def
+++ b/grub-core/Makefile.core.def
@ -1102,6 +1102,21 @@ module = {
  common = fs/minix3.c;
 };

+module = {
+  name = minix_be;
+  common = fs/minix_be.c;
+};
+
+module = {
+  name = minix2_be;
+  common = fs/minix2_be.c;
+};
+
+module = {
+  name = minix3_be;
+  common = fs/minix3_be.c;
+};
+
 module = {
  name = nilfs2;
  common = fs/nilfs2.c;
--- a/grub-core/fs/minix.c
+++ b/grub-core/fs/minix.c
@ -47,38 +47,48 @@ GRUB_MOD_LICENSE ("GPLv3+");
 #define GRUB_MINIX_IFDIR	0040000U
 #define GRUB_MINIX_IFLNK	0120000U

+#ifdef MODE_BIGENDIAN
+#define grub_cpu_to_minix16_compile_time grub_cpu_to_be16_compile_time
+#define grub_minix_to_cpu16 grub_be_to_cpu16
+#define grub_minix_to_cpu32 grub_be_to_cpu32
+#else
+#define grub_cpu_to_minix16_compile_time grub_cpu_to_le16_compile_time
+#define grub_minix_to_cpu16 grub_le_to_cpu16
+#define grub_minix_to_cpu32 grub_le_to_cpu32
+#endif
+
 #if defined(MODE_MINIX2) || defined(MODE_MINIX3)
 typedef grub_uint32_t grub_minix_uintn_t;
-#define grub_minix_le_to_cpu_n grub_le_to_cpu32
+#define grub_minix_to_cpu_n grub_minix_to_cpu32
 #else
 typedef grub_uint16_t grub_minix_uintn_t;
-#define grub_minix_le_to_cpu_n grub_le_to_cpu16
+#define grub_minix_to_cpu_n grub_minix_to_cpu16
 #endif

 #define GRUB_MINIX_INODE_BLKSZ(data) sizeof (grub_minix_uintn_t)
 #ifdef MODE_MINIX3
 typedef grub_uint32_t grub_minix_ino_t;
-#define grub_minix_le_to_cpu_ino grub_le_to_cpu32
+#define grub_minix_to_cpu_ino grub_minix_to_cpu32
 #else
 typedef grub_uint16_t grub_minix_ino_t;
-#define grub_minix_le_to_cpu_ino grub_le_to_cpu16
+#define grub_minix_to_cpu_ino grub_minix_to_cpu16
 #endif

-#define GRUB_MINIX_INODE_SIZE(data) (grub_le_to_cpu32 (data->inode.size))
-#define GRUB_MINIX_INODE_MODE(data) (grub_le_to_cpu16 (data->inode.mode))
-#define GRUB_MINIX_INODE_DIR_ZONES(data,blk) (grub_minix_le_to_cpu_n   \
+#define GRUB_MINIX_INODE_SIZE(data) (grub_minix_to_cpu32 (data->inode.size))
+#define GRUB_MINIX_INODE_MODE(data) (grub_minix_to_cpu16 (data->inode.mode))
+#define GRUB_MINIX_INODE_DIR_ZONES(data,blk) (grub_minix_to_cpu_n   \
 					      (data->inode.dir_zones[blk]))
-#define GRUB_MINIX_INODE_INDIR_ZONE(data)  (grub_minix_le_to_cpu_n \
+#define GRUB_MINIX_INODE_INDIR_ZONE(data)  (grub_minix_to_cpu_n \
 					    (data->inode.indir_zone))
-#define GRUB_MINIX_INODE_DINDIR_ZONE(data) (grub_minix_le_to_cpu_n \
+#define GRUB_MINIX_INODE_DINDIR_ZONE(data) (grub_minix_to_cpu_n \
 					    (data->inode.double_indir_zone))

 #ifndef MODE_MINIX3
 #define GRUB_MINIX_LOG2_ZONESZ	(GRUB_MINIX_LOG2_BSIZE				\
-				 + grub_le_to_cpu16 (data->sblock.log2_zone_size))
+				 + grub_minix_to_cpu16 (data->sblock.log2_zone_size))
 #endif
 #define GRUB_MINIX_ZONESZ	(1 << (data->log_block_size		\
-				       + grub_le_to_cpu16 (data->sblock.log2_zone_size)))
+				       + grub_minix_to_cpu16 (data->sblock.log2_zone_size)))

 #ifdef MODE_MINIX3
 #define GRUB_MINIX_ZONE2SECT(zone) ((zone) << (data->log_block_size - GRUB_DISK_SECTOR_BITS))
@ -187,7 +197,7 @@ grub_minix_get_file_block (struct grub_minix_data *data, unsigned int blk)
 		      GRUB_MINIX_ZONE2SECT(zone),
 		      sizeof (grub_minix_uintn_t) * num,
 		      sizeof (grub_minix_uintn_t), (char *) &indirn);
-      return grub_minix_le_to_cpu_n (indirn);
+      return grub_minix_to_cpu_n (indirn);
    }

  /* Direct block.  */
@ -219,7 +229,7 @@ grub_minix_get_file_block (struct grub_minix_data *data, unsigned int blk)
  if (blk < ((grub_uint64_t) block_per_zone * (grub_uint64_t) block_per_zone
 	     * (grub_uint64_t) block_per_zone))
    {
-      indir = grub_get_indir (grub_minix_le_to_cpu_n (data->inode.triple_indir_zone),
+      indir = grub_get_indir (grub_minix_to_cpu_n (data->inode.triple_indir_zone),
 			      (blk / block_per_zone) / block_per_zone);
      indir = grub_get_indir (indir, (blk / block_per_zone) % block_per_zone);
      indir = grub_get_indir (indir, blk % block_per_zone);
@ -311,8 +321,8 @@ grub_minix_read_inode (struct grub_minix_data *data, int ino)

  /* The first inode in minix is inode 1.  */
  ino--;
-  block = GRUB_MINIX_ZONE2SECT (2 + grub_le_to_cpu16 (sblock->inode_bmap_size)
-				+ grub_le_to_cpu16 (sblock->zone_bmap_size));
+  block = GRUB_MINIX_ZONE2SECT (2 + grub_minix_to_cpu16 (sblock->inode_bmap_size)
+				+ grub_minix_to_cpu16 (sblock->zone_bmap_size));
  block += ino / (GRUB_DISK_SECTOR_SIZE / sizeof (struct grub_minix_inode));
  int offs = (ino % (GRUB_DISK_SECTOR_SIZE
 		     / sizeof (struct grub_minix_inode))
@ -406,7 +416,7 @@ grub_minix_find_file (struct grub_minix_data *data, const char *path)
      if (!grub_strcmp (name, filename))
 	{
 	  dirino = data->ino;
-	  grub_minix_read_inode (data, grub_minix_le_to_cpu_ino (ino));
+	  grub_minix_read_inode (data, grub_minix_to_cpu_ino (ino));

 	  /* Follow the symlink.  */
 	  if ((GRUB_MINIX_INODE_MODE (data)
@ -461,7 +471,7 @@ grub_minix_mount (grub_disk_t disk)
  if (grub_errno)
    goto fail;

-  if (grub_le_to_cpu16 (data->sblock.magic) == GRUB_MINIX_MAGIC)
+  if (data->sblock.magic == grub_cpu_to_minix16_compile_time (GRUB_MINIX_MAGIC))
    {
 #if !defined(MODE_MINIX3)
    data->filename_size = 14;
@ -470,7 +480,8 @@ grub_minix_mount (grub_disk_t disk)
 #endif
    }
 #if !defined(MODE_MINIX3)
-  else if (grub_le_to_cpu16 (data->sblock.magic) == GRUB_MINIX_MAGIC_30)
+  else if (data->sblock.magic
+	   == grub_cpu_to_minix16_compile_time (GRUB_MINIX_MAGIC_30))
    data->filename_size = 30;
 #endif
  else
@ -488,7 +499,7 @@ grub_minix_mount (grub_disk_t disk)
 	  || data->sblock.block_size == 0)
 	goto fail;
      for (data->log_block_size = 0; (1 << data->log_block_size)
-	     < grub_le_to_cpu16 (data->sblock.block_size);
+	     < grub_minix_to_cpu16 (data->sblock.block_size);
 	   data->log_block_size++);
    }
 #else
@ -559,11 +570,11 @@ grub_minix_dir (grub_device_t device, const char *path,
 	  continue;
 	}

-      grub_minix_read_inode (data, grub_minix_le_to_cpu_ino (ino));
+      grub_minix_read_inode (data, grub_minix_to_cpu_ino (ino));
      info.dir = ((GRUB_MINIX_INODE_MODE (data)
 		   & GRUB_MINIX_IFDIR) == GRUB_MINIX_IFDIR);
      info.mtimeset = 1;
-      info.mtime = grub_le_to_cpu32 (data->inode.mtime);
+      info.mtime = grub_minix_to_cpu32 (data->inode.mtime);

      if (hook (filename, &info) ? 1 : 0)
 	break;
@ -641,12 +652,22 @@ grub_minix_close (grub_file_t file)

 static struct grub_fs grub_minix_fs =
  {
+#ifdef MODE_BIGENDIAN
+#if defined(MODE_MINIX3)
+    .name = "minix3_be",
+#elif defined(MODE_MINIX2)
+    .name = "minix2_be",
+#else
+    .name = "minix_be",
+#endif
+#else
 #if defined(MODE_MINIX3)
    .name = "minix3",
 #elif defined(MODE_MINIX2)
    .name = "minix2",
 #else
    .name = "minix",
+#endif
 #endif
    .dir = grub_minix_dir,
    .open = grub_minix_open,
@ -659,6 +680,15 @@ static struct grub_fs grub_minix_fs =
    .next = 0
  };

+#ifdef MODE_BIGENDIAN
+#if defined(MODE_MINIX3)
+GRUB_MOD_INIT(minix3_be)
+#elif defined(MODE_MINIX2)
+GRUB_MOD_INIT(minix2_be)
+#else
+GRUB_MOD_INIT(minix_be)
+#endif
+#else
 #if defined(MODE_MINIX3)
 GRUB_MOD_INIT(minix3)
 #elif defined(MODE_MINIX2)
@ -666,11 +696,21 @@ GRUB_MOD_INIT(minix2)
 #else
 GRUB_MOD_INIT(minix)
 #endif
+#endif
 {
  grub_fs_register (&grub_minix_fs);
  my_mod = mod;
 }

+#ifdef MODE_BIGENDIAN
+#if defined(MODE_MINIX3)
+GRUB_MOD_FINI(minix3_be)
+#elif defined(MODE_MINIX2)
+GRUB_MOD_FINI(minix2_be)
+#else
+GRUB_MOD_FINI(minix_be)
+#endif
+#else
 #if defined(MODE_MINIX3)
 GRUB_MOD_FINI(minix3)
 #elif defined(MODE_MINIX2)
@ -678,6 +718,7 @@ GRUB_MOD_FINI(minix2)
 #else
 GRUB_MOD_FINI(minix)
 #endif
+#endif
 {
  grub_fs_unregister (&grub_minix_fs);
 }
--- a/grub-core/fs/minix2_be.c
+++ b/grub-core/fs/minix2_be.c
@ -0,0 +1,3 @@
+#define MODE_MINIX2 1
+#define MODE_BIGENDIAN 1
+#include "minix.c"
--- a/grub-core/fs/minix3_be.c
+++ b/grub-core/fs/minix3_be.c
@ -0,0 +1,3 @@
+#define MODE_MINIX3 1
+#define MODE_BIGENDIAN 1
+#include "minix.c"
--- a/grub-core/fs/minix_be.c
+++ b/grub-core/fs/minix_be.c
@ -0,0 +1,2 @@
+#define MODE_BIGENDIAN 1
+#include "minix.c"