Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0001-btrfs-avoid-used-uninitialized-error-with-GCC7.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0001-btrfs-avoid-used-uninitialized-error-with-GCC7.patch
new file mode 100644
index 0000000..217a775
--- /dev/null
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0001-btrfs-avoid-used-uninitialized-error-with-GCC7.patch
@@ -0,0 +1,36 @@
+From 6cef7f6079550af3bf91dbff824398eaef08c3c5 Mon Sep 17 00:00:00 2001
+From: Andrei Borzenkov <arvidjaar@gmail.com>
+Date: Tue, 4 Apr 2017 19:22:32 +0300
+Subject: [PATCH 1/4] btrfs: avoid "used uninitialized" error with GCC7
+
+sblock was local and so considered new variable on every loop
+iteration.
+
+Closes: 50597
+---
+Upstream-Status: Backport
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+ grub-core/fs/btrfs.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/grub-core/fs/btrfs.c b/grub-core/fs/btrfs.c
+index 9cffa91..4849c1c 100644
+--- a/grub-core/fs/btrfs.c
++++ b/grub-core/fs/btrfs.c
+@@ -227,11 +227,11 @@ grub_btrfs_read_logical (struct grub_btrfs_data *data,
+ static grub_err_t
+ read_sblock (grub_disk_t disk, struct grub_btrfs_superblock *sb)
+ {
++  struct grub_btrfs_superblock sblock;
+   unsigned i;
+   grub_err_t err = GRUB_ERR_NONE;
+   for (i = 0; i < ARRAY_SIZE (superblock_sectors); i++)
+     {
+-      struct grub_btrfs_superblock sblock;
+       /* Don't try additional superblocks beyond device size.  */
+       if (i && (grub_le_to_cpu64 (sblock.this_device.size)
+ 		>> GRUB_DISK_SECTOR_BITS) <= superblock_sectors[i])
+-- 
+1.9.1
+
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0001-build-Use-AC_HEADER_MAJOR-to-find-device-macros.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0001-build-Use-AC_HEADER_MAJOR-to-find-device-macros.patch
new file mode 100644
index 0000000..f95b9ef
--- /dev/null
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0001-build-Use-AC_HEADER_MAJOR-to-find-device-macros.patch
@@ -0,0 +1,92 @@
+From 7a5b301e3adb8e054288518a325135a1883c1c6c Mon Sep 17 00:00:00 2001
+From: Mike Gilbert <floppym@gentoo.org>
+Date: Tue, 19 Apr 2016 14:27:22 -0400
+Subject: [PATCH] build: Use AC_HEADER_MAJOR to find device macros
+
+Depending on the OS/libc, device macros are defined in different
+headers. This change ensures we include the right one.
+
+sys/types.h - BSD
+sys/mkdev.h - Sun
+sys/sysmacros.h - glibc (Linux)
+
+glibc currently pulls sys/sysmacros.h into sys/types.h, but this may
+change in a future release.
+
+https://sourceware.org/ml/libc-alpha/2015-11/msg00253.html
+---
+Upstream-Status: Backport
+
+ configure.ac                         | 3 ++-
+ grub-core/osdep/devmapper/getroot.c  | 6 ++++++
+ grub-core/osdep/devmapper/hostdisk.c | 5 +++++
+ grub-core/osdep/linux/getroot.c      | 6 ++++++
+ grub-core/osdep/unix/getroot.c       | 4 +++-
+ 5 files changed, 22 insertions(+), 2 deletions(-)
+
+Index: grub-2.00/configure.ac
+===================================================================
+--- grub-2.00.orig/configure.ac
++++ grub-2.00/configure.ac
+@@ -326,7 +326,8 @@ fi
+ 
+ # Check for functions and headers.
+ AC_CHECK_FUNCS(posix_memalign memalign asprintf vasprintf getextmntent)
+-AC_CHECK_HEADERS(sys/param.h sys/mount.h sys/mnttab.h sys/mkdev.h limits.h)
++AC_CHECK_HEADERS(sys/param.h sys/mount.h sys/mnttab.h limits.h)
++AC_HEADER_MAJOR
+ 
+ AC_CHECK_MEMBERS([struct statfs.f_fstypename],,,[$ac_includes_default
+ #include <sys/param.h>
+Index: grub-2.00/grub-core/kern/emu/hostdisk.c
+===================================================================
+--- grub-2.00.orig/grub-core/kern/emu/hostdisk.c
++++ grub-2.00/grub-core/kern/emu/hostdisk.c
+@@ -41,6 +41,12 @@
+ #include <errno.h>
+ #include <limits.h>
+ 
++#if defined(MAJOR_IN_MKDEV)
++#include <sys/mkdev.h>
++#elif defined(MAJOR_IN_SYSMACROS)
++#include <sys/sysmacros.h>
++#endif
++
+ #ifdef __linux__
+ # include <sys/ioctl.h>         /* ioctl */
+ # include <sys/mount.h>
+Index: grub-2.00/util/getroot.c
+===================================================================
+--- grub-2.00.orig/util/getroot.c
++++ grub-2.00/util/getroot.c
+@@ -35,6 +35,13 @@
+ #ifdef HAVE_LIMITS_H
+ #include <limits.h>
+ #endif
++
++#if defined(MAJOR_IN_MKDEV)
++#include <sys/mkdev.h>
++#elif defined(MAJOR_IN_SYSMACROS)
++#include <sys/sysmacros.h>
++#endif
++
+ #include <grub/util/misc.h>
+ #include <grub/util/lvm.h>
+ #include <grub/cryptodisk.h>
+Index: grub-2.00/util/raid.c
+===================================================================
+--- grub-2.00.orig/util/raid.c
++++ grub-2.00/util/raid.c
+@@ -29,6 +29,12 @@
+ #include <errno.h>
+ #include <sys/types.h>
+ 
++#if defined(MAJOR_IN_MKDEV)
++#include <sys/mkdev.h>
++#elif defined(MAJOR_IN_SYSMACROS)
++#include <sys/sysmacros.h>
++#endif
++
+ #include <linux/types.h>
+ #include <linux/major.h>
+ #include <linux/raid/md_p.h>
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0002-i386-x86_64-ppc-fix-switch-fallthrough-cases-with-GC.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0002-i386-x86_64-ppc-fix-switch-fallthrough-cases-with-GC.patch
new file mode 100644
index 0000000..94f048c
--- /dev/null
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0002-i386-x86_64-ppc-fix-switch-fallthrough-cases-with-GC.patch
@@ -0,0 +1,248 @@
+From 4bd4a88725604471fdbd86316c91967a7f4dba5a Mon Sep 17 00:00:00 2001
+From: Andrei Borzenkov <arvidjaar@gmail.com>
+Date: Tue, 4 Apr 2017 19:23:55 +0300
+Subject: [PATCH 2/4] i386, x86_64, ppc: fix switch fallthrough cases with GCC7
+
+In util/getroot and efidisk slightly modify exitsing comment to mostly
+retain it but still make GCC7 compliant with respect to fall through
+annotation.
+
+In grub-core/lib/xzembed/xz_dec_lzma2.c it adds same comments as
+upstream.
+
+In grub-core/tests/setjmp_tets.c declare functions as "noreturn" to
+suppress GCC7 warning.
+
+In grub-core/gnulib/regexec.c use new __attribute__, because existing
+annotation is not recognized by GCC7 parser (which requires that comment
+immediately precedes case statement).
+
+Otherwise add FALLTHROUGH comment.
+
+Closes: 50598
+---
+Upstream-Status: Backport
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+ grub-core/commands/hdparm.c           | 1 +
+ grub-core/commands/nativedisk.c       | 1 +
+ grub-core/disk/cryptodisk.c           | 1 +
+ grub-core/disk/efi/efidisk.c          | 2 +-
+ grub-core/efiemu/mm.c                 | 1 +
+ grub-core/gdb/cstub.c                 | 1 +
+ grub-core/gnulib/regexec.c            | 3 +++
+ grub-core/lib/xzembed/xz_dec_lzma2.c  | 4 ++++
+ grub-core/lib/xzembed/xz_dec_stream.c | 6 ++++++
+ grub-core/loader/i386/linux.c         | 3 +++
+ grub-core/tests/setjmp_test.c         | 5 ++++-
+ grub-core/video/ieee1275.c            | 1 +
+ grub-core/video/readers/jpeg.c        | 1 +
+ util/getroot.c                        | 2 +-
+ util/grub-install.c                   | 1 +
+ util/grub-mkimagexx.c                 | 1 +
+ util/grub-mount.c                     | 1 +
+ 17 files changed, 32 insertions(+), 3 deletions(-)
+
+Index: grub-2.00/grub-core/commands/hdparm.c
+===================================================================
+--- grub-2.00.orig/grub-core/commands/hdparm.c
++++ grub-2.00/grub-core/commands/hdparm.c
+@@ -328,6 +328,7 @@ grub_cmd_hdparm (grub_extcmd_context_t c
+ 	  ata = ((struct grub_scsi *) disk->data)->data;
+ 	  break;
+ 	}
++      /* FALLTHROUGH */
+     default:
+       return grub_error (GRUB_ERR_IO, "not an ATA device");
+     }
+Index: grub-2.00/grub-core/disk/cryptodisk.c
+===================================================================
+--- grub-2.00.orig/grub-core/disk/cryptodisk.c
++++ grub-2.00/grub-core/disk/cryptodisk.c
+@@ -268,6 +268,7 @@ grub_cryptodisk_endecrypt (struct grub_c
+ 	  break;
+ 	case GRUB_CRYPTODISK_MODE_IV_PLAIN64:
+ 	  iv[1] = grub_cpu_to_le32 (sector >> 32);
++	  /* FALLTHROUGH */
+ 	case GRUB_CRYPTODISK_MODE_IV_PLAIN:
+ 	  iv[0] = grub_cpu_to_le32 (sector & 0xFFFFFFFF);
+ 	  break;
+Index: grub-2.00/grub-core/disk/efi/efidisk.c
+===================================================================
+--- grub-2.00.orig/grub-core/disk/efi/efidisk.c
++++ grub-2.00/grub-core/disk/efi/efidisk.c
+@@ -262,7 +262,7 @@ name_devices (struct grub_efidisk_data *
+ 	    {
+ 	    case GRUB_EFI_HARD_DRIVE_DEVICE_PATH_SUBTYPE:
+ 	      is_hard_drive = 1;
+-	      /* Fall through by intention.  */
++	      /* Intentionally fall through.  */
+ 	    case GRUB_EFI_CDROM_DEVICE_PATH_SUBTYPE:
+ 	      {
+ 		struct grub_efidisk_data *parent, *parent2;
+Index: grub-2.00/grub-core/efiemu/mm.c
+===================================================================
+--- grub-2.00.orig/grub-core/efiemu/mm.c
++++ grub-2.00/grub-core/efiemu/mm.c
+@@ -410,6 +410,7 @@ grub_efiemu_mmap_fill (void)
+ 	default:
+ 	  grub_dprintf ("efiemu",
+ 			"Unknown memory type %d. Assuming unusable\n", type);
++	/* FALLTHROUGH */
+ 	case GRUB_MEMORY_RESERVED:
+ 	  return grub_efiemu_add_to_mmap (addr, size,
+ 					  GRUB_EFI_UNUSABLE_MEMORY);
+Index: grub-2.00/grub-core/gdb/cstub.c
+===================================================================
+--- grub-2.00.orig/grub-core/gdb/cstub.c
++++ grub-2.00/grub-core/gdb/cstub.c
+@@ -336,6 +336,7 @@ grub_gdb_trap (int trap_no)
+ 	/* sAA..AA: Step one instruction from AA..AA(optional).  */
+ 	case 's':
+ 	  stepping = 1;
++	  /* FALLTHROUGH */
+ 
+ 	/* cAA..AA: Continue at address AA..AA(optional).  */
+ 	case 'c':
+Index: grub-2.00/grub-core/gnulib/regexec.c
+===================================================================
+--- grub-2.00.orig/grub-core/gnulib/regexec.c
++++ grub-2.00/grub-core/gnulib/regexec.c
+@@ -4104,6 +4104,9 @@ check_node_accept (const re_match_contex
+     case OP_UTF8_PERIOD:
+       if (ch >= ASCII_CHARS)
+         return false;
++#if defined __GNUC__ && __GNUC__ >= 7
++      __attribute__ ((fallthrough));
++#endif
+       /* FALLTHROUGH */
+ #endif
+     case OP_PERIOD:
+Index: grub-2.00/grub-core/lib/xzembed/xz_dec_lzma2.c
+===================================================================
+--- grub-2.00.orig/grub-core/lib/xzembed/xz_dec_lzma2.c
++++ grub-2.00/grub-core/lib/xzembed/xz_dec_lzma2.c
+@@ -1042,6 +1042,8 @@ enum xz_ret xz_dec_lzma2_run(
+ 
+ 			s->lzma2.sequence = SEQ_LZMA_PREPARE;
+ 
++		/* Fall through */
++
+ 		case SEQ_LZMA_PREPARE:
+ 			if (s->lzma2.compressed < RC_INIT_BYTES)
+ 				return XZ_DATA_ERROR;
+@@ -1052,6 +1054,8 @@ enum xz_ret xz_dec_lzma2_run(
+ 			s->lzma2.compressed -= RC_INIT_BYTES;
+ 			s->lzma2.sequence = SEQ_LZMA_RUN;
+ 
++		/* Fall through */
++
+ 		case SEQ_LZMA_RUN:
+ 			/*
+ 			 * Set dictionary limit to indicate how much we want
+Index: grub-2.00/grub-core/lib/xzembed/xz_dec_stream.c
+===================================================================
+--- grub-2.00.orig/grub-core/lib/xzembed/xz_dec_stream.c
++++ grub-2.00/grub-core/lib/xzembed/xz_dec_stream.c
+@@ -749,6 +749,7 @@ static enum xz_ret dec_main(struct xz_de
+ 
+ 			s->sequence = SEQ_BLOCK_START;
+ 
++			/* FALLTHROUGH */
+ 		case SEQ_BLOCK_START:
+ 			/* We need one byte of input to continue. */
+ 			if (b->in_pos == b->in_size)
+@@ -772,6 +773,7 @@ static enum xz_ret dec_main(struct xz_de
+ 			s->temp.pos = 0;
+ 			s->sequence = SEQ_BLOCK_HEADER;
+ 
++			/* FALLTHROUGH */
+ 		case SEQ_BLOCK_HEADER:
+ 			if (!fill_temp(s, b))
+ 				return XZ_OK;
+@@ -782,6 +784,7 @@ static enum xz_ret dec_main(struct xz_de
+ 
+ 			s->sequence = SEQ_BLOCK_UNCOMPRESS;
+ 
++			/* FALLTHROUGH */
+ 		case SEQ_BLOCK_UNCOMPRESS:
+ 			ret = dec_block(s, b);
+ 			if (ret != XZ_STREAM_END)
+@@ -809,6 +812,7 @@ static enum xz_ret dec_main(struct xz_de
+ 
+ 			s->sequence = SEQ_BLOCK_CHECK;
+ 
++			/* FALLTHROUGH */
+ 		case SEQ_BLOCK_CHECK:
+ 			ret = hash_validate(s, b, 0);
+ 			if (ret != XZ_STREAM_END)
+@@ -863,6 +867,7 @@ static enum xz_ret dec_main(struct xz_de
+ 
+ 			s->sequence = SEQ_INDEX_CRC32;
+ 
++			/* FALLTHROUGH */
+ 		case SEQ_INDEX_CRC32:
+ 			ret = hash_validate(s, b, 1);
+ 			if (ret != XZ_STREAM_END)
+@@ -871,6 +876,7 @@ static enum xz_ret dec_main(struct xz_de
+ 			s->temp.size = STREAM_HEADER_SIZE;
+ 			s->sequence = SEQ_STREAM_FOOTER;
+ 
++			/* FALLTHROUGH */
+ 		case SEQ_STREAM_FOOTER:
+ 			if (!fill_temp(s, b))
+ 				return XZ_OK;
+Index: grub-2.00/grub-core/loader/i386/linux.c
+===================================================================
+--- grub-2.00.orig/grub-core/loader/i386/linux.c
++++ grub-2.00/grub-core/loader/i386/linux.c
+@@ -977,10 +977,13 @@ grub_cmd_linux (grub_command_t cmd __att
+ 	      {
+ 	      case 'g':
+ 		shift += 10;
++		/* FALLTHROUGH */
+ 	      case 'm':
+ 		shift += 10;
++		/* FALLTHROUGH */
+ 	      case 'k':
+ 		shift += 10;
++		/* FALLTHROUGH */
+ 	      default:
+ 		break;
+ 	      }
+Index: grub-2.00/grub-core/video/readers/jpeg.c
+===================================================================
+--- grub-2.00.orig/grub-core/video/readers/jpeg.c
++++ grub-2.00/grub-core/video/readers/jpeg.c
+@@ -701,6 +701,7 @@ grub_jpeg_decode_jpeg (struct grub_jpeg_
+ 	case JPEG_MARKER_SOS:	/* Start Of Scan.  */
+ 	  if (grub_jpeg_decode_sos (data))
+ 	    break;
++	  /* FALLTHROUGH */
+ 	case JPEG_MARKER_RST0:	/* Restart.  */
+ 	case JPEG_MARKER_RST1:
+ 	case JPEG_MARKER_RST2:
+Index: grub-2.00/util/grub-mkimagexx.c
+===================================================================
+--- grub-2.00.orig/util/grub-mkimagexx.c
++++ grub-2.00/util/grub-mkimagexx.c
+@@ -485,6 +485,7 @@ SUFFIX (relocate_addresses) (Elf_Ehdr *e
+ 									    + sym->st_value
+ 									    - image_target->vaddr_offset));
+ 		  }
++		/* FALLTHROUGH */
+ 		case R_IA64_LTOFF_FPTR22:
+ 		  *gpptr = grub_host_to_target64 (addend + sym_addr);
+ 		  add_value_to_slot_21 ((grub_addr_t) target,
+Index: grub-2.00/util/grub-mount.c
+===================================================================
+--- grub-2.00.orig/util/grub-mount.c
++++ grub-2.00/util/grub-mount.c
+@@ -487,6 +487,7 @@ argp_parser (int key, char *arg, struct
+       if (arg[0] != '-')
+ 	break;
+ 
++    /* FALLTHROUGH */
+     default:
+       if (!arg)
+ 	return 0;
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0003-Add-gnulib-fix-gcc7-fallthrough.diff.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0003-Add-gnulib-fix-gcc7-fallthrough.diff.patch
new file mode 100644
index 0000000..fcfbf5c
--- /dev/null
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0003-Add-gnulib-fix-gcc7-fallthrough.diff.patch
@@ -0,0 +1,38 @@
+From 007f0b407f72314ec832d77e15b83ea40b160037 Mon Sep 17 00:00:00 2001
+From: Andrei Borzenkov <arvidjaar@gmail.com>
+Date: Tue, 4 Apr 2017 19:37:47 +0300
+Subject: [PATCH 3/4] Add gnulib-fix-gcc7-fallthrough.diff
+
+As long as the code is not upstream, add it as explicit patch for the
+case of gnulib refresh.
+---
+Upstream-Status: Backport
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+ grub-core/gnulib-fix-gcc7-fallthrough.diff | 14 ++++++++++++++
+ 1 file changed, 14 insertions(+)
+ create mode 100644 grub-core/gnulib-fix-gcc7-fallthrough.diff
+
+diff --git a/grub-core/gnulib-fix-gcc7-fallthrough.diff b/grub-core/gnulib-fix-gcc7-fallthrough.diff
+new file mode 100644
+index 0000000..9802e2d
+--- /dev/null
++++ b/grub-core/gnulib-fix-gcc7-fallthrough.diff
+@@ -0,0 +1,14 @@
++diff --git grub-core/gnulib/regexec.c grub-core/gnulib/regexec.c
++index f632cd4..a7776f0 100644
++--- grub-core/gnulib/regexec.c
+++++ grub-core/gnulib/regexec.c
++@@ -4099,6 +4099,9 @@ check_node_accept (const re_match_context_t *mctx, const re_token_t *node,
++     case OP_UTF8_PERIOD:
++       if (ch >= ASCII_CHARS)
++         return false;
+++#if defined __GNUC__ && __GNUC__ >= 7
+++      __attribute__ ((fallthrough));
+++#endif
++       /* FALLTHROUGH */
++ #endif
++     case OP_PERIOD:
+-- 
+1.9.1
+
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0004-Fix-remaining-cases-of-gcc-7-fallthrough-warning.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0004-Fix-remaining-cases-of-gcc-7-fallthrough-warning.patch
new file mode 100644
index 0000000..78a70a2
--- /dev/null
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/files/0004-Fix-remaining-cases-of-gcc-7-fallthrough-warning.patch
@@ -0,0 +1,175 @@
+From d454509bb866d4eaefbb558d94dd0ef0228830eb Mon Sep 17 00:00:00 2001
+From: Vladimir Serbinenko <phcoder@gmail.com>
+Date: Wed, 12 Apr 2017 01:42:38 +0000
+Subject: [PATCH 4/4] Fix remaining cases of gcc 7 fallthrough warning.
+
+They are all intended, so just add the relevant comment.
+---
+Upstream-Status: Backport
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+ grub-core/kern/ia64/dl.c                     | 1 +
+ grub-core/kern/mips/dl.c                     | 1 +
+ grub-core/kern/sparc64/dl.c                  | 1 +
+ grub-core/loader/i386/coreboot/chainloader.c | 1 +
+ 4 files changed, 4 insertions(+)
+
+Index: grub-2.00/grub-core/kern/ia64/dl.c
+===================================================================
+--- grub-2.00.orig/grub-core/kern/ia64/dl.c
++++ grub-2.00/grub-core/kern/ia64/dl.c
+@@ -257,6 +257,7 @@ grub_arch_dl_relocate_symbols (grub_dl_t
+ 		  case R_IA64_LTOFF22:
+ 		    if (ELF_ST_TYPE (sym->st_info) == STT_FUNC)
+ 		      value = *(grub_uint64_t *) sym->st_value + rel->r_addend;
++		  /* Fallthrough.  */
+ 		  case R_IA64_LTOFF_FPTR22:
+ 		    *gpptr = value;
+ 		    add_value_to_slot_21 (addr, (grub_addr_t) gpptr - (grub_addr_t) gp);
+Index: grub-2.00/grub-core/disk/diskfilter.c
+===================================================================
+--- grub-2.00.orig/grub-core/disk/diskfilter.c
++++ grub-2.00/grub-core/disk/diskfilter.c
+@@ -71,10 +71,12 @@ is_lv_readable (struct grub_diskfilter_l
+ 	case GRUB_DISKFILTER_RAID6:
+ 	  if (!easily)
+ 	    need--;
++	  /* Fallthrough.  */
+ 	case GRUB_DISKFILTER_RAID4:
+ 	case GRUB_DISKFILTER_RAID5:
+ 	  if (!easily)
+ 	    need--;
++	  /* Fallthrough.  */
+ 	case GRUB_DISKFILTER_STRIPED:
+ 	  break;
+ 
+@@ -507,6 +509,7 @@ read_segment (struct grub_diskfilter_seg
+       if (seg->node_count == 1)
+ 	return grub_diskfilter_read_node (&seg->nodes[0],
+ 					  sector, size, buf);
++    /* Fallthrough.  */
+     case GRUB_DISKFILTER_MIRROR:
+     case GRUB_DISKFILTER_RAID10:
+       {
+Index: grub-2.00/grub-core/font/font.c
+===================================================================
+--- grub-2.00.orig/grub-core/font/font.c
++++ grub-2.00/grub-core/font/font.c
+@@ -1297,6 +1297,7 @@ blit_comb (const struct grub_unicode_gly
+ 	    - grub_font_get_xheight (combining_glyphs[i]->font) - 1;
+ 	  if (space <= 0)
+ 	    space = 1 + (grub_font_get_xheight (main_glyph->font)) / 8;
++        /* Fallthrough.  */
+ 
+ 	case GRUB_UNICODE_STACK_ATTACHED_ABOVE:
+ 	  do_blit (combining_glyphs[i], targetx,
+@@ -1338,6 +1339,7 @@ blit_comb (const struct grub_unicode_gly
+ 		    + combining_glyphs[i]->height);
+ 	  if (space <= 0)
+ 	    space = 1 + (grub_font_get_xheight (main_glyph->font)) / 8;
++        /* Fallthrough.  */
+ 
+ 	case GRUB_UNICODE_STACK_ATTACHED_BELOW:
+ 	  do_blit (combining_glyphs[i], targetx, -(bounds.y - space));
+Index: grub-2.00/grub-core/fs/udf.c
+===================================================================
+--- grub-2.00.orig/grub-core/fs/udf.c
++++ grub-2.00/grub-core/fs/udf.c
+@@ -970,6 +970,7 @@ grub_udf_read_symlink (grub_fshelp_node_
+ 	case 1:
+ 	  if (ptr[1])
+ 	    goto fail;
++	  break;
+ 	case 2:
+ 	  /* in 4 bytes. out: 1 byte.  */
+ 	  optr = out;
+Index: grub-2.00/grub-core/lib/legacy_parse.c
+===================================================================
+--- grub-2.00.orig/grub-core/lib/legacy_parse.c
++++ grub-2.00/grub-core/lib/legacy_parse.c
+@@ -626,6 +626,7 @@ grub_legacy_parse (const char *buf, char
+ 	  {
+ 	  case TYPE_FILE_NO_CONSUME:
+ 	    hold_arg = 1;
++	  /* Fallthrough.  */
+ 	  case TYPE_PARTITION:
+ 	  case TYPE_FILE:
+ 	    args[i] = adjust_file (curarg, curarglen);
+Index: grub-2.00/grub-core/lib/libgcrypt-grub/cipher/rijndael.c
+===================================================================
+--- grub-2.00.orig/grub-core/lib/libgcrypt-grub/cipher/rijndael.c
++++ grub-2.00/grub-core/lib/libgcrypt-grub/cipher/rijndael.c
+@@ -96,7 +96,8 @@ do_setkey (RIJNDAEL_context *ctx, const
+   static int initialized = 0;
+   static const char *selftest_failed=0;
+   int ROUNDS;
+-  int i,j, r, t, rconpointer = 0;
++  unsigned int i, t, rconpointer = 0;
++  int j, r;
+   int KC;
+   union
+   {
+Index: grub-2.00/grub-core/mmap/efi/mmap.c
+===================================================================
+--- grub-2.00.orig/grub-core/mmap/efi/mmap.c
++++ grub-2.00/grub-core/mmap/efi/mmap.c
+@@ -72,6 +72,7 @@ grub_efi_mmap_iterate (grub_memory_hook_
+ 		    GRUB_MEMORY_AVAILABLE);
+ 	      break;
+ 	    }
++	  /* Fallthrough.  */
+ 	case GRUB_EFI_RUNTIME_SERVICES_CODE:
+ 	  hook (desc->physical_start, desc->num_pages * 4096,
+ 		GRUB_MEMORY_CODE);
+@@ -86,6 +87,7 @@ grub_efi_mmap_iterate (grub_memory_hook_
+ 	  grub_printf ("Unknown memory type %d, considering reserved\n",
+ 		       desc->type);
+ 
++	  /* Fallthrough.  */
+ 	case GRUB_EFI_BOOT_SERVICES_DATA:
+ 	  if (!avoid_efi_boot_services)
+ 	    {
+@@ -93,6 +95,7 @@ grub_efi_mmap_iterate (grub_memory_hook_
+ 		    GRUB_MEMORY_AVAILABLE);
+ 	      break;
+ 	    }
++	  /* Fallthrough.  */
+ 	case GRUB_EFI_RESERVED_MEMORY_TYPE:
+ 	case GRUB_EFI_RUNTIME_SERVICES_DATA:
+ 	case GRUB_EFI_MEMORY_MAPPED_IO:
+Index: grub-2.00/grub-core/normal/charset.c
+===================================================================
+--- grub-2.00.orig/grub-core/normal/charset.c
++++ grub-2.00/grub-core/normal/charset.c
+@@ -858,6 +858,7 @@ grub_bidi_line_logical_to_visual (const
+ 	  case GRUB_BIDI_TYPE_R:
+ 	  case GRUB_BIDI_TYPE_AL:
+ 	    bidi_needed = 1;
++	  /* Fallthrough.  */
+ 	  default:
+ 	    {
+ 	      if (join_state == JOIN_FORCE)
+Index: grub-2.00/grub-core/video/bochs.c
+===================================================================
+--- grub-2.00.orig/grub-core/video/bochs.c
++++ grub-2.00/grub-core/video/bochs.c
+@@ -351,6 +351,7 @@ grub_video_bochs_setup (unsigned int wid
+     case 32:
+       framebuffer.mode_info.reserved_mask_size = 8;
+       framebuffer.mode_info.reserved_field_pos = 24;
++      /* Fallthrough.  */
+ 
+     case 24:
+       framebuffer.mode_info.red_mask_size = 8;
+Index: grub-2.00/grub-core/video/cirrus.c
+===================================================================
+--- grub-2.00.orig/grub-core/video/cirrus.c
++++ grub-2.00/grub-core/video/cirrus.c
+@@ -431,6 +431,7 @@ grub_video_cirrus_setup (unsigned int wi
+     case 32:
+       framebuffer.mode_info.reserved_mask_size = 8;
+       framebuffer.mode_info.reserved_field_pos = 24;
++      /* Fallthrough.  */
+ 
+     case 24:
+       framebuffer.mode_info.red_mask_size = 8;
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/autohell.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/autohell.patch
deleted file mode 100644
index d66207a..0000000
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/autohell.patch
+++ /dev/null
@@ -1,21 +0,0 @@
-Upstream-Status: Inappropriate [configuration]
-
----
- configure.ac |    4 ++--
- 1 file changed, 2 insertions(+), 2 deletions(-)
-
-Index: grub-0.97/configure.ac
-===================================================================
---- grub-0.97.orig/configure.ac	2008-09-12 17:39:52.000000000 +0200
-+++ grub-0.97/configure.ac	2008-09-12 17:40:21.000000000 +0200
-@@ -60,8 +60,8 @@ AC_PROG_CC
- _AM_DEPENDENCIES(CC)
- 
- dnl Because recent automake complains about AS, set it here.
--CCAS="$CC"
--AC_SUBST(CCAS)
-+AM_PROG_AS
-+AC_SUBST(AS)
- 
- AC_ARG_WITH(binutils,
-   [  --with-binutils=DIR     search the directory DIR to find binutils])
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/grub-support-256byte-inode.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/grub-support-256byte-inode.patch
deleted file mode 100644
index d225d13..0000000
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/grub-support-256byte-inode.patch
+++ /dev/null
@@ -1,101 +0,0 @@
-Upstream-Status: Inappropriate [No Longer Maintained]
-
-diff -Naur grub-0.97-800/stage2/fsys_ext2fs.c grub-0.97-810/stage2/fsys_ext2fs.c
---- grub-0.97-800/stage2/fsys_ext2fs.c	2008-07-21 00:40:21.668879475 -0600
-+++ grub-0.97-810/stage2/fsys_ext2fs.c	2008-07-21 01:01:11.063953773 -0600
-@@ -79,7 +79,52 @@
-     __u32 s_rev_level;		/* Revision level */
-     __u16 s_def_resuid;		/* Default uid for reserved blocks */
-     __u16 s_def_resgid;		/* Default gid for reserved blocks */
--    __u32 s_reserved[235];	/* Padding to the end of the block */
-+    /*
-+     * These fields are for EXT2_DYNAMIC_REV superblocks only.
-+     *
-+     * Note: the difference between the compatible feature set and
-+     * the incompatible feature set is that if there is a bit set
-+     * in the incompatible feature set that the kernel doesn't
-+     * know about, it should refuse to mount the filesystem.
-+     *
-+     * e2fsck's requirements are more strict; if it doesn't know
-+     * about a feature in either the compatible or incompatible
-+     * feature set, it must abort and not try to meddle with
-+     * things it doesn't understand...
-+     */
-+    __u32 s_first_ino;		/* First non-reserved inode */
-+    __u16 s_inode_size;		/* size of inode structure */
-+    __u16 s_block_group_nr;	/* block group # of this superblock */
-+    __u32 s_feature_compat;	/* compatible feature set */
-+    __u32 s_feature_incompat;	/* incompatible feature set */
-+    __u32 s_feature_ro_compat;	/* readonly-compatible feature set */
-+    __u8  s_uuid[16];		/* 128-bit uuid for volume */
-+    char  s_volume_name[16];	/* volume name */
-+    char  s_last_mounted[64];	/* directory where last mounted */
-+    __u32 s_algorithm_usage_bitmap; /* For compression */
-+    /*
-+     * Performance hints.  Directory preallocation should only
-+     * happen if the EXT2_FEATURE_COMPAT_DIR_PREALLOC flag is on.
-+     */
-+    __u8  s_prealloc_blocks;	/* Nr of blocks to try to preallocate*/
-+    __u8  s_prealloc_dir_blocks;	/* Nr to preallocate for dirs */
-+    __u16 s_reserved_gdt_blocks;/* Per group table for online growth */
-+    /*
-+     * Journaling support valid if EXT2_FEATURE_COMPAT_HAS_JOURNAL set.
-+     */
-+    __u8 s_journal_uuid[16];	/* uuid of journal superblock */
-+    __u32 s_journal_inum;	/* inode number of journal file */
-+    __u32 s_journal_dev;	/* device number of journal file */
-+    __u32 s_last_orphan;	/* start of list of inodes to delete */
-+    __u32 s_hash_seed[4];	/* HTREE hash seed */
-+    __u8  s_def_hash_version;	/* Default hash version to use */
-+    __u8  s_jnl_backup_type; 	/* Default type of journal backup */
-+    __u16 s_reserved_word_pad;
-+    __u32 s_default_mount_opts;
-+    __u32 s_first_meta_bg;	/* First metablock group */
-+    __u32 s_mkfs_time;		/* When the filesystem was created */
-+    __u32 s_jnl_blocks[17]; 	/* Backup of the journal inode */
-+    __u32 s_reserved[172];	/* Padding to the end of the block */
-   };
- 
- struct ext2_group_desc
-@@ -218,6 +263,14 @@
- #define EXT2_ADDR_PER_BLOCK(s)          (EXT2_BLOCK_SIZE(s) / sizeof (__u32))
- #define EXT2_ADDR_PER_BLOCK_BITS(s)		(log2(EXT2_ADDR_PER_BLOCK(s)))
- 
-+#define EXT2_GOOD_OLD_REV   0   /* The good old (original) format */
-+#define EXT2_DYNAMIC_REV    1   /* V2 format w/ dynamic inode sizes */
-+#define EXT2_GOOD_OLD_INODE_SIZE 128
-+#define EXT2_INODE_SIZE(s)  (((s)->s_rev_level == EXT2_GOOD_OLD_REV) ? \
-+                 EXT2_GOOD_OLD_INODE_SIZE : \
-+                 (s)->s_inode_size)
-+#define EXT2_INODES_PER_BLOCK(s)	(EXT2_BLOCK_SIZE(s)/EXT2_INODE_SIZE(s))
-+
- /* linux/ext2_fs.h */
- #define EXT2_BLOCK_SIZE_BITS(s)        ((s)->s_log_block_size + 10)
- /* kind of from ext2/super.c */
-@@ -553,7 +606,7 @@
-       gdp = GROUP_DESC;
-       ino_blk = gdp[desc].bg_inode_table +
- 	(((current_ino - 1) % (SUPERBLOCK->s_inodes_per_group))
--	 >> log2 (EXT2_BLOCK_SIZE (SUPERBLOCK) / sizeof (struct ext2_inode)));
-+	 >> log2 (EXT2_INODES_PER_BLOCK (SUPERBLOCK)));
- #ifdef E2DEBUG
-       printf ("inode table fsblock=%d\n", ino_blk);
- #endif /* E2DEBUG */
-@@ -565,13 +618,12 @@
-       /* reset indirect blocks! */
-       mapblock2 = mapblock1 = -1;
- 
--      raw_inode = INODE +
--	((current_ino - 1)
--	 & (EXT2_BLOCK_SIZE (SUPERBLOCK) / sizeof (struct ext2_inode) - 1));
-+      raw_inode = (struct ext2_inode *)((char *)INODE +
-+	((current_ino - 1) & (EXT2_INODES_PER_BLOCK (SUPERBLOCK) - 1)) *
-+	EXT2_INODE_SIZE (SUPERBLOCK));
- #ifdef E2DEBUG
-       printf ("ipb=%d, sizeof(inode)=%d\n",
--	      (EXT2_BLOCK_SIZE (SUPERBLOCK) / sizeof (struct ext2_inode)),
--	      sizeof (struct ext2_inode));
-+	      EXT2_INODES_PER_BLOCK (SUPERBLOCK), EXT2_INODE_SIZE (SUPERBLOCK));
-       printf ("inode=%x, raw_inode=%x\n", INODE, raw_inode);
-       printf ("offset into inode table block=%d\n", (int) raw_inode - (int) INODE);
-       for (i = (unsigned char *) INODE; i <= (unsigned char *) raw_inode;
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/grub_fix_for_automake-1.12.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/grub_fix_for_automake-1.12.patch
deleted file mode 100644
index 0cf7dc9..0000000
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/grub_fix_for_automake-1.12.patch
+++ /dev/null
@@ -1,74 +0,0 @@
-Upstream-Status: Inappropriate
-
-Subject: [PATCH] grub: fix for automake-1.12
-
-automake 1.12 has depricated automatic de-ANSI-fication support
-
-this patch avoids these kinds of errors:
-
-| stage1/Makefile.am:2: error: 'pkglibdir' is not a legitimate directory for 'DATA'
-| stage2/Makefile.am:35: error: 'pkglibdir' is not a legitimate directory for 'DATA'
-| stage2/Makefile.am:46: error: 'pkglibdir' is not a legitimate directory for 'DATA'
-| autoreconf: automake failed with exit status: 1
-| ERROR: autoreconf execution failed.
-
-The upstream status is marked as 'Inappropriate' because this problem is not uncommon,
-it has been there for a long time and no change in upstream.
-
-Signed-off-by: Chen Qi <Qi.Chen@windriver.com>
-
-Index: grub-0.97/stage1/Makefile.am
-===================================================================
---- a/stage1/Makefile.am
-+++ b/stage1/Makefile.am
-@@ -1,7 +1,7 @@
--pkglibdir = $(libdir)/$(PACKAGE)/$(host_cpu)-$(host_vendor)
--nodist_pkglib_DATA = stage1
-+pkgdatadir = $(libdir)/$(PACKAGE)/$(host_cpu)-$(host_vendor)
-+nodist_pkgdata_DATA = stage1
- 
--CLEANFILES = $(nodist_pkglib_DATA)
-+CLEANFILES = $(nodist_pkgdata_DATA)
- 
- # We can't use builtins or standard includes.
- AM_CCASFLAGS = $(STAGE1_CFLAGS) -fno-builtin -nostdinc
-Index: grub-0.97/stage2/Makefile.am
-===================================================================
---- a/stage2/Makefile.am
-+++ b/stage2/Makefile.am
-@@ -27,12 +27,12 @@ libgrub_a_CFLAGS = $(GRUB_CFLAGS) -I$(top_srcdir)/lib \
- 	-DUSE_MD5_PASSWORDS=1 -DSUPPORT_SERIAL=1 -DSUPPORT_HERCULES=1
- 
- # Stage 2 and Stage 1.5's.
--pkglibdir = $(libdir)/$(PACKAGE)/$(host_cpu)-$(host_vendor)
-+pkgdatadir = $(libdir)/$(PACKAGE)/$(host_cpu)-$(host_vendor)
- 
- EXTRA_PROGRAMS = nbloader.exec pxeloader.exec diskless.exec
- 
- if DISKLESS_SUPPORT
--pkglib_DATA = stage2 stage2_eltorito e2fs_stage1_5 fat_stage1_5 \
-+pkgdata_DATA = stage2 stage2_eltorito e2fs_stage1_5 fat_stage1_5 \
- 	ffs_stage1_5 iso9660_stage1_5 jfs_stage1_5 minix_stage1_5 \
- 	reiserfs_stage1_5 ufs2_stage1_5 vstafs_stage1_5 xfs_stage1_5 \
- 	nbgrub pxegrub
-@@ -43,7 +43,7 @@ noinst_PROGRAMS = pre_stage2.exec start.exec start_eltorito.exec \
- 	reiserfs_stage1_5.exec ufs2_stage1_5.exec vstafs_stage1_5.exec \
- 	xfs_stage1_5.exec nbloader.exec pxeloader.exec diskless.exec
- else
--pkglib_DATA = stage2 stage2_eltorito e2fs_stage1_5 fat_stage1_5 \
-+pkgdata_DATA = stage2 stage2_eltorito e2fs_stage1_5 fat_stage1_5 \
- 	ffs_stage1_5 iso9660_stage1_5 jfs_stage1_5 minix_stage1_5 \
- 	reiserfs_stage1_5 ufs2_stage1_5 vstafs_stage1_5 xfs_stage1_5
- noinst_DATA = pre_stage2 start start_eltorito
-@@ -105,7 +105,7 @@ else
- BUILT_SOURCES = stage2_size.h
- endif
- 
--CLEANFILES = $(pkglib_DATA) $(noinst_DATA) $(BUILT_SOURCES)
-+CLEANFILES = $(pkgdata_DATA) $(noinst_DATA) $(BUILT_SOURCES)
- 
- stage2_size.h: pre_stage2
- 	-rm -f stage2_size.h
--- 
-1.7.9.5
-
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/no-reorder-functions.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/no-reorder-functions.patch
deleted file mode 100644
index 70037e4..0000000
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/no-reorder-functions.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-Upstream-Status: Inappropriate [disable feature]
-
-After the commit "tcmode-default: switch to gcc 4.6.0 for x86, x86-64 & arm",
-we got bug 1099 (http://bugzilla.yoctoproject.org/show_bug.cgi?id=1099):
-
-Running "install --stage2=/ssd/boot/grub/stage2 /boot/grub/stage1(hd0)
-     /boot/grub/stage2 p /boot/grub/menu list" failed
-Error 6: Mismatched or corrupt version of stage1/stage2
-
-This turned out to be a gcc's bug. See
-https://bugs.gentoo.org/show_bug.cgi?id=360513
-http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39333
-
-Upstream gcc seems uninterested in the bug, so at present we can disable the
-option as a workaround. Thanks Ryan Hill for the investigation and the
-workaround patch.
-
-Dexuan Cui <dexuan.cui@intel.com>
-Wed Jun 29 20:21:39 CST 2011
-
---- grub-0.97/stage2/Makefile.am.orig
-+++ grub-0.97/stage2/Makefile.am
-@@ -79,7 +79,7 @@
- HERCULES_FLAGS =
- endif
- 
--STAGE2_COMPILE = $(STAGE2_CFLAGS) -fno-builtin -nostdinc \
-+STAGE2_COMPILE = $(STAGE2_CFLAGS) -fno-reorder-functions -fno-builtin -nostdinc \
- 	$(NETBOOT_FLAGS) $(SERIAL_FLAGS) $(HERCULES_FLAGS)
- 
- STAGE1_5_LINK = -nostdlib -Wl,-N -Wl,-Ttext -Wl,2000
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/objcopy-absolute.patch b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/objcopy-absolute.patch
deleted file mode 100644
index bd8e0a8..0000000
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-0.97/objcopy-absolute.patch
+++ /dev/null
@@ -1,40 +0,0 @@
-
-This patch is from ubuntu:
-  * objcopy-absolute.diff (update): Remove .note, .comment, and
-    .note.gnu.build-id sections from images (LP: #444703).
-
-Upstream-Status: Inappropriate [no longer maintained]
-
-Index: b/acinclude.m4
-===================================================================
---- a/acinclude.m4
-+++ b/acinclude.m4
-@@ -61,7 +61,7 @@
-   else
-     AC_MSG_ERROR([${CC-cc} cannot link at address $link_addr])
-   fi
--  if AC_TRY_COMMAND([${OBJCOPY-objcopy} -O binary conftest.exec conftest]); then :
-+  if AC_TRY_COMMAND([${OBJCOPY-objcopy} --only-section=.text -O binary conftest.exec conftest]); then :
-   else
-     AC_MSG_ERROR([${OBJCOPY-objcopy} cannot create binary files])
-   fi
-Index: b/stage1/Makefile.am
-===================================================================
---- a/stage1/Makefile.am
-+++ b/stage1/Makefile.am
-@@ -12,4 +12,4 @@
-
- SUFFIXES = .exec
- .exec:
--	$(OBJCOPY) -O binary $< $@
-+	$(OBJCOPY) -O binary -R .note -R .comment -R .note.gnu.build-id $< $@
-Index: b/stage2/Makefile.am
-===================================================================
---- a/stage2/Makefile.am
-+++ b/stage2/Makefile.am
-@@ -293,4 +293,4 @@
- # General rule for making a raw binary.
- SUFFIXES = .exec
- .exec:
--	$(OBJCOPY) -O binary $< $@
-+	$(OBJCOPY) -O binary -R .note -R .comment -R .note.gnu.build-id $< $@
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-efi_2.00.bb b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-efi_2.00.bb
index 5a0dc95..e12f1d7 100644
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-efi_2.00.bb
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub-efi_2.00.bb
@@ -13,13 +13,13 @@
 # Determine the target arch for the grub modules
 python __anonymous () {
     import re
-    target = d.getVar('TARGET_ARCH', True)
+    target = d.getVar('TARGET_ARCH')
     if target == "x86_64":
         grubtarget = 'x86_64'
-        grubimage = "bootx64.efi"
+        grubimage = "grub-efi-bootx64.efi"
     elif re.match('i.86', target):
         grubtarget = 'i386'
-        grubimage = "bootia32.efi"
+        grubimage = "grub-efi-bootia32.efi"
     else:
         raise bb.parse.SkipPackage("grub-efi is incompatible with target %s" % target)
     d.setVar("GRUB_TARGET", grubtarget)
@@ -31,9 +31,9 @@
 CACHED_CONFIGUREVARS += "ac_cv_path_HELP2MAN="
 EXTRA_OECONF = "--with-platform=efi --disable-grub-mkfont \
                 --enable-efiemu=no --program-prefix='' \
-                --enable-liblzma=no --enable-device-mapper=no --enable-libzfs=no"
-
-EXTRA_OECONF += "${@bb.utils.contains('DISTRO_FEATURES', 'largefile', '--enable-largefile', '--disable-largefile', d)}"
+                --enable-liblzma=no --enable-device-mapper=no --enable-libzfs=no \
+                --enable-largefile \
+"
 
 # ldm.c:114:7: error: trampoline generated for nested function 'hook' [-Werror=trampolines]
 # and many other places in the grub code when compiled with some native gcc compilers (specifically, gentoo)
@@ -65,5 +65,8 @@
                 ${datadir}/grub \
                 "
 
-BBCLASSEXTEND = "native"
+# 64-bit binaries are expected for the bootloader with an x32 userland
+INSANE_SKIP_${PN}_append_linux-gnux32 = " arch"
+INSANE_SKIP_${PN}-dbg_append_linux-gnux32 = " arch"
 
+BBCLASSEXTEND = "native"
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub2.inc b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub2.inc
index b69de9f..a93c99e 100644
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub2.inc
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub2.inc
@@ -35,6 +35,11 @@
            file://0001-Enforce-no-pie-if-the-compiler-supports-it.patch \
            file://0001-grub-core-kern-efi-mm.c-grub_efi_finish_boot_service.patch \
            file://0002-grub-core-kern-efi-mm.c-grub_efi_get_memory_map-Neve.patch \
+           file://0001-build-Use-AC_HEADER_MAJOR-to-find-device-macros.patch \
+           file://0001-btrfs-avoid-used-uninitialized-error-with-GCC7.patch \
+           file://0002-i386-x86_64-ppc-fix-switch-fallthrough-cases-with-GC.patch \
+           file://0003-Add-gnulib-fix-gcc7-fallthrough.diff.patch \
+           file://0004-Fix-remaining-cases-of-gcc-7-fallthrough-warning.patch \
             "
 
 DEPENDS = "flex-native bison-native autogen-native"
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_0.97.bb b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_0.97.bb
deleted file mode 100644
index 997a045..0000000
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_0.97.bb
+++ /dev/null
@@ -1,35 +0,0 @@
-SUMMARY = "GRUB is the GRand Unified Bootloader"
-DESCRIPTION = "GRUB is a GPLed bootloader intended to unify bootloading across x86 \
-operating systems. In addition to loading the Linux kernel, it implements the Multiboot \
-standard, which allows for flexible loading of multiple boot images."
-HOMEPAGE = "http://www.gnu.org/software/grub/"
-SECTION = "bootloaders"
-
-LICENSE = "GPLv2+"
-LIC_FILES_CHKSUM = "file://COPYING;md5=c93c0550bd3173f4504b2cbd8991e50b \
-                    file://grub/main.c;beginline=3;endline=9;md5=22a5f28d2130fff9f2a17ed54be90ed6"
-
-RDEPENDS_${PN} = "diffutils"
-PR = "r6"
-
-SRC_URI = "ftp://alpha.gnu.org/gnu/grub/grub-${PV}.tar.gz; \
-           file://no-reorder-functions.patch \
-           file://autohell.patch \
-           file://grub_fix_for_automake-1.12.patch \
-           file://objcopy-absolute.patch \
-           file://grub-support-256byte-inode.patch \
-"
-
-SRC_URI[md5sum] = "cd3f3eb54446be6003156158d51f4884"
-SRC_URI[sha256sum] = "4e1d15d12dbd3e9208111d6b806ad5a9857ca8850c47877d36575b904559260b"
-
-inherit autotools texinfo
-
-COMPATIBLE_HOST = "i.86.*-linux"
-
-EXTRA_OECONF = "--without-curses"
-
-do_install_append_vmware() {
-	mkdir -p ${D}/boot/
-	ln -sf ../usr/lib/grub/{$TARGET_ARCH}{$TARGET_VENDOR}/ ${D}/boot/grub
-}
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_2.00.bb b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_2.00.bb
index 07e1d10..c382938 100644
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_2.00.bb
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_2.00.bb
@@ -4,9 +4,9 @@
 PR = "r1"
 
 EXTRA_OECONF = "--with-platform=pc --disable-grub-mkfont --program-prefix="" \
-               --enable-liblzma=no --enable-device-mapper=no --enable-libzfs=no"
-
-EXTRA_OECONF += "${@bb.utils.contains('DISTRO_FEATURES', 'largefile', '--enable-largefile', '--disable-largefile', d)}"
+                --enable-liblzma=no --enable-device-mapper=no --enable-libzfs=no \
+                --enable-largefile \
+"
 
 PACKAGES =+ "grub-editenv"
 
diff --git a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_git.bb b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_git.bb
index 493b695..0a81e53 100644
--- a/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_git.bb
+++ b/import-layers/yocto-poky/meta/recipes-bsp/grub/grub_git.bb
@@ -6,7 +6,7 @@
 FILESEXTRAPATHS =. "${FILE_DIRNAME}/grub-git:"
 
 PV = "2.00+${SRCPV}"
-SRCREV = "7a5b301e3adb8e054288518a325135a1883c1c6c"
+SRCREV = "ce95549cc54b5d6f494608a7c390dba3aab4fba7"
 SRC_URI = "git://git.savannah.gnu.org/grub.git \
            file://0001-Disable-mfpmath-sse-as-well-when-SSE-is-disabled.patch \
            file://autogen.sh-exclude-pc.patch \
@@ -17,8 +17,7 @@
 
 COMPATIBLE_HOST = '(x86_64.*|i.86.*|arm.*|aarch64.*)-(linux.*|freebsd.*)'
 COMPATIBLE_HOST_armv7a = 'null'
-
-inherit autotools gettext texinfo
+COMPATIBLE_HOST_armv7ve = 'null'
 
 # configure.ac has code to set this automagically from the target tuple
 # but the OE freeform one (core2-foo-bar-linux) don't work with that.
@@ -28,9 +27,9 @@
 GRUBPLATFORM ??= "pc"
 
 EXTRA_OECONF = "--with-platform=${GRUBPLATFORM} --disable-grub-mkfont --program-prefix="" \
-                --enable-liblzma=no --enable-device-mapper=no --enable-libzfs=no"
-
-EXTRA_OECONF += "${@bb.utils.contains('DISTRO_FEATURES', 'largefile', '--enable-largefile', '--disable-largefile', d)}"
+                --enable-liblzma=no --enable-device-mapper=no --enable-libzfs=no \
+                --enable-largefile \
+"
 
 do_install_append () {
     install -d ${D}${sysconfdir}/grub.d