* grub-core/commands/efi/lsefimmap.c: New file.

* grub-core/Makefile.core.def (lsefimmap): New module.
	* include/grub/efi/api.h (PRIxGRUB_EFI_UINTN_T): New definition.

	Also-By: Robert Millan <rmh.grub@aybabtu.com>

	Also-By: Vladimir Serbinenko <phcoder@gmail.com>

ChangeLog.gingold3

@@ -0,0 +1,7 @@
+2008-01-28  Tristan Gingold  <gingold@free.fr>
+2010-01-18  Robert Millan  <rmh.grub@aybabtu.com>
+2010-08-31  Vladimir Serbinenko  <phcoder@gmail.com>
+
+	* grub-core/commands/efi/lsefimmap.c: New file.
+	* grub-core/Makefile.core.def (lsefimmap): New module.
+	* include/grub/efi/api.h (PRIxGRUB_EFI_UINTN_T): New definition.

grub-core/Makefile.core.def

@@ -441,6 +441,14 @@ module = {
   enable = x86_efi;
 };
 
+module = {
+  name = lsefimmap;
+
+  common = commands/efi/lsefimmap.c;
+
+  enable = x86_efi;
+};
+
 module = {
   name = blocklist;
   common = commands/blocklist.c;

grub-core/commands/efi/lsefimmap.c

@@ -0,0 +1,143 @@
+/* memmap.c  - Display memory map.  */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2008  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include <grub/types.h>
+#include <grub/mm.h>
+#include <grub/misc.h>
+#include <grub/efi/api.h>
+#include <grub/efi/efi.h>
+#include <grub/command.h>
+
+#define ADD_MEMORY_DESCRIPTOR(desc, size)	\
+  ((grub_efi_memory_descriptor_t *) ((char *) (desc) + (size)))
+
+static grub_err_t
+grub_cmd_lsefimmap (grub_command_t cmd __attribute__ ((unused)),
+		    int argc __attribute__ ((unused)),
+		    char **args __attribute__ ((unused)))
+{
+  grub_efi_uintn_t map_size;
+  grub_efi_memory_descriptor_t *memory_map;
+  grub_efi_memory_descriptor_t *memory_map_end;
+  grub_efi_memory_descriptor_t *desc;
+  grub_efi_uintn_t desc_size;
+
+  map_size = 0;
+  if (grub_efi_get_memory_map (&map_size, NULL, NULL, &desc_size, 0) < 0)
+    return 0;
+
+  memory_map = grub_malloc (map_size);
+  if (memory_map == NULL)
+    return grub_errno;
+  if (grub_efi_get_memory_map (&map_size, memory_map, NULL, &desc_size, 0) <= 0)
+    goto fail;
+
+  grub_printf
+    ("Type      Physical start  - end             #Pages   "
+     "  Size Attributes\n");
+  memory_map_end = ADD_MEMORY_DESCRIPTOR (memory_map, map_size);
+  for (desc = memory_map;
+       desc < memory_map_end;
+       desc = ADD_MEMORY_DESCRIPTOR (desc, desc_size))
+    {
+      grub_efi_uint64_t size;
+      grub_efi_uint64_t attr;
+      static const char types_str[][9] = 
+	{
+	  "reserved", 
+	  "ldr-code",
+	  "ldr-data",
+	  "BS-code ",
+	  "BS-data ",
+	  "RT-code ",
+	  "RT-data ",
+	  "conv-mem",
+	  "unusable",
+	  "ACPI-rec",
+	  "ACPI-nvs",
+	  "MMIO    ",
+	  "IO-ports",
+	  "PAL-code"
+	};
+      if (desc->type < ARRAY_SIZE (types_str))
+	grub_printf ("%s ", types_str[desc->type]);
+      else
+	grub_printf ("Unk %02x   ", desc->type);
+      
+      grub_printf (" %016" PRIxGRUB_UINT64_T "-%016" PRIxGRUB_UINT64_T
+		   " %08" PRIxGRUB_EFI_UINTN_T,
+		   desc->physical_start,
+		   desc->physical_start + (desc->num_pages << 12) - 1,
+		   desc->num_pages);
+
+      size = desc->num_pages;
+      size <<= (12 - 10);
+      if (size < 1024)
+	grub_printf (" %4" PRIuGRUB_UINT64_T "KB", size);
+      else
+	{
+	  size /= 1024;
+	  if (size < 1024)
+	    grub_printf (" %4" PRIuGRUB_UINT64_T "MB", size);
+	  else
+	    {
+	      size /= 1024;
+	      grub_printf (" %4" PRIuGRUB_UINT64_T "GB", size);
+	    }
+	}
+
+      attr = desc->attribute;
+      if (attr & GRUB_EFI_MEMORY_RUNTIME)
+	grub_printf (" RT");
+      if (attr & GRUB_EFI_MEMORY_UC)
+	grub_printf (" UC");
+      if (attr & GRUB_EFI_MEMORY_WC)
+	grub_printf (" WC");
+      if (attr & GRUB_EFI_MEMORY_WT)
+	grub_printf (" WT");
+      if (attr & GRUB_EFI_MEMORY_WB)
+	grub_printf (" WB");
+      if (attr & GRUB_EFI_MEMORY_UCE)
+	grub_printf (" UCE");
+      if (attr & GRUB_EFI_MEMORY_WP)
+	grub_printf (" WP");
+      if (attr & GRUB_EFI_MEMORY_RP)
+	grub_printf (" RP");
+      if (attr & GRUB_EFI_MEMORY_XP)
+	grub_printf (" XP");
+
+      grub_printf ("\n");
+    }
+
+ fail:
+  grub_free (memory_map);
+  return 0;
+}
+
+static grub_command_t cmd;
+
+GRUB_MOD_INIT(lsefimmap)
+{
+  cmd = grub_register_command ("lsefimmap", grub_cmd_lsefimmap,
+			       "", "Display EFI memory map.");
+}
+
+GRUB_MOD_FINI(lsefimmap)
+{
+  grub_unregister_command (cmd);
+}

include/grub/efi/api.h

@@ -287,6 +287,8 @@ typedef grub_uint64_t grub_efi_uint64_t;
 typedef grub_uint8_t grub_efi_char8_t;
 typedef grub_uint16_t grub_efi_char16_t;
 
+#define PRIxGRUB_EFI_UINTN_T "lx"
+
 typedef grub_efi_intn_t grub_efi_status_t;
 
 #define GRUB_EFI_ERROR_CODE(value)	\