File grub2-ppc64le-22-all-parameter-to-firmware-call... of Package grub2

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File grub2-ppc64le-22-all-parameter-to-firmware-calls-should-to-be-BigEndi.patch of Package grub2 (Revision f3048ed0a6ea030a895ba2c11a009078)

Currently displaying revision f3048ed0a6ea030a895ba2c11a009078 , Show latest

From 4d0c5500be3cb776345e417c542d6d1fea1a3314 Mon Sep 17 00:00:00 2001
From: Ram Pai <linuxram@us.ibm.com>
Date: Tue, 25 Feb 2014 22:43:25 +0000
Subject: [PATCH 22/23] fix parameter to firmware calls

all parameter to firmware calls should be BigEndian
 and the results should be CPU endian.

Signed-off-by: Ram Pai <linuxram@us.ibm.com>
---
 grub-core/disk/ieee1275/nand.c         |  41 +++++-----
 grub-core/disk/ieee1275/ofdisk.c       |  22 ++++--
 grub-core/kern/ieee1275/ieee1275.c     | 134 +++++++++++++++++++--------------
 grub-core/kern/ieee1275/openfw.c       |  19 ++---
 grub-core/lib/ieee1275/datetime.c      |  32 ++++----
 grub-core/net/drivers/ieee1275/ofnet.c |   6 +-
 include/grub/ieee1275/ieee1275.h       |   8 +-
 7 files changed, 148 insertions(+), 114 deletions(-)

diff --git a/grub-core/disk/ieee1275/nand.c b/grub-core/disk/ieee1275/nand.c
index 576e9cc..1846c23 100644
--- a/grub-core/disk/ieee1275/nand.c
+++ b/grub-core/disk/ieee1275/nand.c
@@ -102,32 +102,33 @@ grub_nand_open (const char *name, grub_disk_t disk)
   data->handle = dev_ihandle;
 
   INIT_IEEE1275_COMMON (&args.common, "call-method", 2, 2);
-  args.method = (grub_ieee1275_cell_t) "block-size";
-  args.ihandle = dev_ihandle;
-  args.result = 1;
+  args.method = IEEE1275_ADDR("block-size");
+  args.ihandle = IEEE1275_VALUE(dev_ihandle);
+  args.result = IEEE1275_VALUE(1);
 
-  if ((IEEE1275_CALL_ENTRY_FN (&args) == -1) || (args.result))
+  if ((IEEE1275_CALL_ENTRY_FN (&args) == -1) || IEEE1275_VALUE(args.result))
     {
       grub_error (GRUB_ERR_UNKNOWN_DEVICE, "can't get block size");
       goto fail;
     }
 
+  args.size1 = IEEE1275_VALUE(args.size1);
   data->block_size = (args.size1 >> GRUB_DISK_SECTOR_BITS);
 
   INIT_IEEE1275_COMMON (&args.common, "call-method", 2, 3);
-  args.method = (grub_ieee1275_cell_t) "size";
-  args.ihandle = dev_ihandle;
-  args.result = 1;
+  args.method = IEEE1275_ADDR( "size");
+  args.ihandle = IEEE1275_VALUE(dev_ihandle);
+  args.result = IEEE1275_VALUE(1);
 
-  if ((IEEE1275_CALL_ENTRY_FN (&args) == -1) || (args.result))
+  if ((IEEE1275_CALL_ENTRY_FN (&args) == -1) || IEEE1275_VALUE(args.result))
     {
       grub_error (GRUB_ERR_UNKNOWN_DEVICE, "can't get disk size");
       goto fail;
     }
 
-  disk->total_sectors = args.size1;
+  disk->total_sectors = IEEE1275_VALUE(args.size1);
   disk->total_sectors <<= 32;
-  disk->total_sectors += args.size2;
+  disk->total_sectors += IEEE1275_VALUE(args.size2);
   disk->total_sectors >>= GRUB_DISK_SECTOR_BITS;
 
   disk->id = dev_ihandle;
@@ -170,10 +171,10 @@ grub_nand_read (grub_disk_t disk, grub_disk_addr_t sector,
     } args;
 
   INIT_IEEE1275_COMMON (&args.common, "call-method", 6, 1);
-  args.method = (grub_ieee1275_cell_t) "pio-read";
-  args.ihandle = data->handle;
-  args.buf = (grub_ieee1275_cell_t) buf;
-  args.page = (grub_ieee1275_cell_t) ((grub_size_t) sector / data->block_size);
+  args.method = IEEE1275_ADDR("pio-read");
+  args.ihandle = IEEE1275_VALUE(data->handle);
+  args.buf =  buf;
+  args.page = (grub_size_t) sector / data->block_size;
 
   ofs = ((grub_size_t) sector % data->block_size) << GRUB_DISK_SECTOR_BITS;
   size <<= GRUB_DISK_SECTOR_BITS;
@@ -185,16 +186,20 @@ grub_nand_read (grub_disk_t disk, grub_disk_addr_t sector,
 
       len = (ofs + size > bsize) ? (bsize - ofs) : size;
 
-      args.len = (grub_ieee1275_cell_t) len;
-      args.ofs = (grub_ieee1275_cell_t) ofs;
-      args.result = 1;
+      args.len = IEEE1275_VALUE(len);
+      args.ofs = IEEE1275_VALUE(ofs);
+      args.result = IEEE1275_VALUE(1);
+      args.buf =  IEEE1275_ADDR(args.buf);
+      args.page =  IEEE1275_VALUE(args.page);
 
-      if ((IEEE1275_CALL_ENTRY_FN (&args) == -1) || (args.result))
+      if ((IEEE1275_CALL_ENTRY_FN (&args) == -1) || IEEE1275_VALUE(args.result))
         return grub_error (GRUB_ERR_READ_ERROR, N_("failure reading sector 0x%llx "
 						   "from `%s'"),
 			   (unsigned long long) sector,
 			   disk->name);
 
+      args.buf =  IEEE1275_ADDR(args.buf);
+      args.page =  IEEE1275_VALUE(args.page);
       ofs = 0;
       size -= len;
       args.buf += len;
diff --git a/grub-core/disk/ieee1275/ofdisk.c b/grub-core/disk/ieee1275/ofdisk.c
index d785d6a..72b36c5 100644
--- a/grub-core/disk/ieee1275/ofdisk.c
+++ b/grub-core/disk/ieee1275/ofdisk.c
@@ -225,16 +225,19 @@ dev_iterate (const struct grub_ieee1275_devalias *alias)
     
       INIT_IEEE1275_COMMON (&args.common, "call-method", 2, 3);
       args.method = IEEE1275_ADDR("vscsi-report-luns");
-      args.ihandle = ihandle;
-      args.table = 0;
-      args.nentries = 0;
+      args.ihandle = IEEE1275_VALUE(ihandle);
+      args.table = IEEE1275_ADDR(0);
+      args.nentries = IEEE1275_VALUE(0);
 
-      if (IEEE1275_CALL_ENTRY_FN (&args) == -1 || args.catch_result)
+      if (IEEE1275_CALL_ENTRY_FN (&args) == -1 || IEEE1275_VALUE(args.catch_result))
 	{
 	  grub_ieee1275_close (ihandle);
 	  return;
 	}
 
+      args.table = IEEE1275_ADDR(args.table);
+      args.nentries = IEEE1275_VALUE(args.nentries);
+
       buf = grub_malloc (grub_strlen (alias->path) + 32);
       if (!buf)
 	return;
@@ -245,6 +248,7 @@ dev_iterate (const struct grub_ieee1275_devalias *alias)
 	  grub_uint64_t *ptr;
 
 	  ptr = *(grub_uint64_t **) ((grub_addr_t)args.table + 4 + 8 * i);
+          ptr = (grub_uint64_t *) (grub_addr_t) IEEE1275_ADDR(ptr);
 	  while (*ptr)
 	    {
 	      grub_snprintf (bufptr, 32, "/disk@%" PRIxGRUB_UINT64_T, *ptr++);
@@ -614,18 +618,20 @@ grub_ofdisk_get_block_size (const char *device, grub_uint32_t *block_size)
 
   INIT_IEEE1275_COMMON (&args_ieee1275.common, "call-method", 2, 2);
   args_ieee1275.method = IEEE1275_ADDR("block-size");
-  args_ieee1275.ihandle = last_ihandle;
-  args_ieee1275.result = 1;
+  args_ieee1275.ihandle = IEEE1275_VALUE(last_ihandle);
+  args_ieee1275.result = IEEE1275_VALUE(1);
 
   *block_size = GRUB_DISK_SECTOR_SIZE;
 
-  if ((IEEE1275_CALL_ENTRY_FN (&args_ieee1275) == -1) || (args_ieee1275.result))
+  if ((IEEE1275_CALL_ENTRY_FN (&args_ieee1275) == -1) || IEEE1275_VALUE(args_ieee1275.result))
     grub_dprintf ("disk", "can't get block size\n");
-  else
+  else {
+    args_ieee1275.size1 = IEEE1275_VALUE(args_ieee1275.size1);
     if (args_ieee1275.size1
         && !(args_ieee1275.size1 & (args_ieee1275.size1 - 1))
         && args_ieee1275.size1 >= 512 && args_ieee1275.size1 <= 16384)
       *block_size = args_ieee1275.size1;
+  }
 
   return 0;
 }
diff --git a/grub-core/kern/ieee1275/ieee1275.c b/grub-core/kern/ieee1275/ieee1275.c
index f933c89..df8943c 100644
--- a/grub-core/kern/ieee1275/ieee1275.c
+++ b/grub-core/kern/ieee1275/ieee1275.c
@@ -42,7 +42,7 @@ grub_ieee1275_finddevice (const char *name, grub_ieee1275_phandle_t *phandlep)
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *phandlep = args.phandle;
+  *phandlep = args.phandle = IEEE1275_VALUE(args.phandle);
   if (args.phandle == IEEE1275_PHANDLE_INVALID)
     return -1;
   return 0;
@@ -65,13 +65,15 @@ grub_ieee1275_get_property (grub_ieee1275_phandle_t phandle,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "getprop", 4, 1);
-  args.phandle = phandle;
+  args.phandle = IEEE1275_VALUE(phandle);
   args.prop = IEEE1275_ADDR(property);
   args.buf = IEEE1275_ADDR(buf);
-  args.buflen = (grub_ieee1275_cell_t) size;
+  args.buflen = IEEE1275_VALUE(size);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+
+  args.size = IEEE1275_VALUE(args.size);
   if (actual)
     *actual = (grub_ssize_t) args.size;
   if (args.size == IEEE1275_CELL_INVALID)
@@ -79,6 +81,18 @@ grub_ieee1275_get_property (grub_ieee1275_phandle_t phandle,
   return 0;
 }
 
+#ifdef __powerpc64le__
+static void
+grub_swap_bytes(grub_uint32_t *buf, grub_size_t len)
+{
+  /* Integer properties are always in big endian.  */
+     unsigned int i;
+     len /= sizeof (grub_uint32_t);
+     for (i = 0; i < len; i++)
+	buf[i] = IEEE1275_VALUE(buf[i]);
+}
+#endif
+
 int
 grub_ieee1275_get_integer_property (grub_ieee1275_phandle_t phandle,
 				    const char *property, grub_uint32_t *buf,
@@ -86,16 +100,13 @@ grub_ieee1275_get_integer_property (grub_ieee1275_phandle_t phandle,
 {
   int ret;
   ret = grub_ieee1275_get_property (phandle, property, (void *) buf, size, actual);
-#ifndef GRUB_CPU_WORDS_BIGENDIAN
+
+#ifdef __powerpc64le__
   /* Integer properties are always in big endian.  */
   if (ret == 0)
-    {
-      unsigned int i;
-      size /= sizeof (grub_uint32_t);
-      for (i = 0; i < size; i++)
-	buf[i] = grub_be_to_cpu32 (buf[i]);
-    }
+     grub_swap_bytes(buf, size);
 #endif
+
   return ret;
 }
 
@@ -114,14 +125,14 @@ grub_ieee1275_next_property (grub_ieee1275_phandle_t phandle, char *prev_prop,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "nextprop", 3, 1);
-  args.phandle = phandle;
+  args.phandle = IEEE1275_VALUE(phandle);
   args.prev_prop = IEEE1275_ADDR(prev_prop);
   args.next_prop = IEEE1275_ADDR(prop);
-  args.flags = (grub_ieee1275_cell_t) -1;
+  args.flags = IEEE1275_VALUE(-1);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  return (int) args.flags;
+  return (int) IEEE1275_VALUE(args.flags);
 }
 
 int
@@ -138,13 +149,13 @@ grub_ieee1275_get_property_length (grub_ieee1275_phandle_t phandle,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "getproplen", 2, 1);
-  args.phandle = phandle;
+  args.phandle = IEEE1275_VALUE(phandle);
   args.prop = IEEE1275_ADDR(prop);
-  args.length = (grub_ieee1275_cell_t) -1;
+  args.length = IEEE1275_VALUE(-1);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *length = args.length;
+  *length = args.length = IEEE1275_VALUE(args.length);
   if (args.length == IEEE1275_CELL_INVALID)
     return -1;
   return 0;
@@ -163,11 +174,11 @@ grub_ieee1275_instance_to_package (grub_ieee1275_ihandle_t ihandle,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "instance-to-package", 1, 1);
-  args.ihandle = ihandle;
+  args.ihandle = IEEE1275_VALUE(ihandle);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *phandlep = args.phandle;
+  *phandlep = args.phandle = IEEE1275_VALUE(args.phandle);
   if (args.phandle == IEEE1275_PHANDLE_INVALID)
     return -1;
   return 0;
@@ -189,12 +200,14 @@ grub_ieee1275_package_to_path (grub_ieee1275_phandle_t phandle,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "package-to-path", 3, 1);
-  args.phandle = phandle;
+  args.phandle = IEEE1275_VALUE(phandle);
   args.buf = IEEE1275_ADDR(path);
-  args.buflen = (grub_ieee1275_cell_t) len;
+  args.buflen = IEEE1275_VALUE(len);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+
+  args.actual = IEEE1275_VALUE(args.actual);
   if (actual)
     *actual = args.actual;
   if (args.actual == IEEE1275_CELL_INVALID)
@@ -218,12 +231,14 @@ grub_ieee1275_instance_to_path (grub_ieee1275_ihandle_t ihandle,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "instance-to-path", 3, 1);
-  args.ihandle = ihandle;
+  args.ihandle = IEEE1275_VALUE(ihandle);
   args.buf = IEEE1275_ADDR(path);
-  args.buflen = (grub_ieee1275_cell_t) len;
+  args.buflen = IEEE1275_VALUE(len);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+
+  args.actual = IEEE1275_VALUE(args.actual);
   if (actual)
     *actual = args.actual;
   if (args.actual == IEEE1275_CELL_INVALID)
@@ -231,6 +246,7 @@ grub_ieee1275_instance_to_path (grub_ieee1275_ihandle_t ihandle,
   return 0;
 }
 
+
 int
 grub_ieee1275_write (grub_ieee1275_ihandle_t ihandle, const void *buffer,
 		     grub_size_t len, grub_ssize_t *actualp)
@@ -246,12 +262,13 @@ grub_ieee1275_write (grub_ieee1275_ihandle_t ihandle, const void *buffer,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "write", 3, 1);
-  args.ihandle = ihandle;
+  args.ihandle = IEEE1275_VALUE(ihandle);
   args.buf = IEEE1275_ADDR(buffer);
-  args.len = (grub_ieee1275_cell_t) len;
+  args.len = IEEE1275_VALUE(len);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+  args.actual = IEEE1275_VALUE(args.actual);
   if (actualp)
     *actualp = args.actual;
   return 0;
@@ -272,14 +289,16 @@ grub_ieee1275_read (grub_ieee1275_ihandle_t ihandle, void *buffer,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "read", 3, 1);
-  args.ihandle = ihandle;
+  args.ihandle = IEEE1275_VALUE(ihandle);
   args.buf = IEEE1275_ADDR(buffer);
-  args.len = (grub_ieee1275_cell_t) len;
+  args.len = IEEE1275_VALUE(len);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+  args.actual = IEEE1275_VALUE(args.actual);
   if (actualp)
     *actualp = args.actual;
+
   return 0;
 }
 
@@ -298,20 +317,20 @@ grub_ieee1275_seek (grub_ieee1275_ihandle_t ihandle, grub_disk_addr_t pos,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "seek", 3, 1);
-  args.ihandle = ihandle;
+  args.ihandle = IEEE1275_VALUE(ihandle);
   /* To prevent stupid gcc warning.  */
 #if GRUB_IEEE1275_CELL_SIZEOF >= 8
   args.pos_hi = 0;
-  args.pos_lo = pos;
+  args.pos_lo = IEEE1275_VALUE(pos);
 #else
-  args.pos_hi = (grub_ieee1275_cell_t) (pos >> (8 * GRUB_IEEE1275_CELL_SIZEOF));
-  args.pos_lo = (grub_ieee1275_cell_t) 
-    (pos & ((1ULL << (8 * GRUB_IEEE1275_CELL_SIZEOF)) - 1));
+  args.pos_hi = IEEE1275_VALUE((pos >> (8 * GRUB_IEEE1275_CELL_SIZEOF)));
+  args.pos_lo = IEEE1275_VALUE((pos & ((1ULL << (8 * GRUB_IEEE1275_CELL_SIZEOF)) - 1)));
 #endif
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
 
+  args.result = IEEE1275_VALUE(args.result);
   if (result)
     *result = args.result;
   return 0;
@@ -330,11 +349,11 @@ grub_ieee1275_peer (grub_ieee1275_phandle_t node,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "peer", 1, 1);
-  args.node = node;
+  args.node = IEEE1275_VALUE(node);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *result = args.result;
+  *result = args.result = IEEE1275_VALUE(args.result);
   if (args.result == 0)
     return -1;
   return 0;
@@ -353,12 +372,12 @@ grub_ieee1275_child (grub_ieee1275_phandle_t node,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "child", 1, 1);
-  args.node = node;
-  args.result = IEEE1275_PHANDLE_INVALID;
+  args.node = IEEE1275_VALUE(node);
+  args.result = IEEE1275_VALUE(IEEE1275_PHANDLE_INVALID);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *result = args.result;
+  *result = args.result = IEEE1275_VALUE(args.result);
   if (args.result == 0)
     return -1;
   return 0;
@@ -377,12 +396,12 @@ grub_ieee1275_parent (grub_ieee1275_phandle_t node,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "parent", 1, 1);
-  args.node = node;
-  args.result = IEEE1275_PHANDLE_INVALID;
+  args.node = IEEE1275_VALUE(node);
+  args.result = IEEE1275_VALUE(IEEE1275_PHANDLE_INVALID);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *result = args.result;
+  *result = IEEE1275_VALUE(args.result);
   return 0;
 }
 
@@ -405,6 +424,7 @@ grub_ieee1275_interpret (const char *command, grub_ieee1275_cell_t *catch)
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+  args.catch = IEEE1275_VALUE(args.catch);
   if (catch)
     *catch = args.catch;
   return 0;
@@ -457,7 +477,7 @@ grub_ieee1275_open (const char *path, grub_ieee1275_ihandle_t *result)
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *result = args.result;
+  *result = args.result = IEEE1275_VALUE(args.result);
   if (args.result == IEEE1275_IHANDLE_INVALID)
     return -1;
   return 0;
@@ -474,7 +494,7 @@ grub_ieee1275_close (grub_ieee1275_ihandle_t ihandle)
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "close", 1, 0);
-  args.ihandle = ihandle;
+  args.ihandle = IEEE1275_VALUE(ihandle);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
@@ -497,12 +517,14 @@ grub_ieee1275_claim (grub_addr_t addr, grub_size_t size, unsigned int align,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "claim", 3, 1);
-  args.addr = (grub_ieee1275_cell_t) addr;
-  args.size = (grub_ieee1275_cell_t) size;
-  args.align = (grub_ieee1275_cell_t) align;
+  args.addr = IEEE1275_VALUE(addr);
+  args.size = IEEE1275_VALUE(size);
+  args.align = IEEE1275_VALUE(align);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
+
+  args.base = IEEE1275_VALUE(args.base);
   if (result)
     *result = args.base;
   if (args.base == IEEE1275_CELL_INVALID)
@@ -522,8 +544,8 @@ grub_ieee1275_release (grub_addr_t addr, grub_size_t size)
  args;
 
   INIT_IEEE1275_COMMON (&args.common, "release", 2, 0);
-  args.addr = addr;
-  args.size = size;
+  args.addr = IEEE1275_VALUE(addr);
+  args.size = IEEE1275_VALUE(size);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
@@ -547,14 +569,14 @@ grub_ieee1275_set_property (grub_ieee1275_phandle_t phandle,
   args;
 
   INIT_IEEE1275_COMMON (&args.common, "setprop", 4, 1);
-  args.size = (grub_ieee1275_cell_t) size;
+  args.size = IEEE1275_VALUE(size);
   args.buf = IEEE1275_ADDR(buf);
   args.propname = IEEE1275_ADDR(propname);
-  args.phandle = (grub_ieee1275_cell_t) phandle;
+  args.phandle = IEEE1275_VALUE(phandle);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *actual = args.actual;
+  *actual = args.actual = IEEE1275_VALUE(args.actual);
   if ((args.actual == IEEE1275_CELL_INVALID) || (args.actual != args.size))
     return -1;
   return 0;
@@ -579,15 +601,15 @@ grub_ieee1275_set_color (grub_ieee1275_ihandle_t ihandle,
 
   INIT_IEEE1275_COMMON (&args.common, "call-method", 6, 1);
   args.method = IEEE1275_ADDR("color!");
-  args.ihandle = ihandle;
-  args.index = index;
-  args.r = r;
-  args.g = g;
-  args.b = b;
+  args.ihandle = IEEE1275_VALUE(ihandle);
+  args.index = IEEE1275_VALUE(index);
+  args.r = IEEE1275_VALUE(r);
+  args.g = IEEE1275_VALUE(g);
+  args.b = IEEE1275_VALUE(b);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  return args.catch_result;
+  return IEEE1275_VALUE(args.catch_result);
 }
 
 int
@@ -604,6 +626,6 @@ grub_ieee1275_milliseconds (grub_uint32_t *msecs)
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
-  *msecs = args.msecs;
+  *msecs = IEEE1275_VALUE(args.msecs);
   return 0;
 }
diff --git a/grub-core/kern/ieee1275/openfw.c b/grub-core/kern/ieee1275/openfw.c
index a8bbc71..ced8e3f 100644
--- a/grub-core/kern/ieee1275/openfw.c
+++ b/grub-core/kern/ieee1275/openfw.c
@@ -286,20 +286,20 @@ grub_ieee1275_map (grub_addr_t phys, grub_addr_t virt, grub_size_t size,
 #endif
 			1);
   args.method = IEEE1275_ADDR("map");
-  args.ihandle = grub_ieee1275_mmu;
+  args.ihandle = IEEE1275_VALUE(grub_ieee1275_mmu);
 #ifdef __sparc__
   args.phys_high = 0;
 #endif
-  args.phys_low = phys;
-  args.virt = virt;
-  args.size = size;
-  args.mode = mode; /* Format is WIMG0PP.  */
-  args.catch_result = (grub_ieee1275_cell_t) -1;
+  args.phys_low = IEEE1275_ADDR(phys);
+  args.virt = IEEE1275_ADDR(virt);
+  args.size = IEEE1275_VALUE(size);
+  args.mode = IEEE1275_VALUE(mode); /* Format is WIMG0PP.  */
+  args.catch_result = IEEE1275_VALUE((grub_ieee1275_cell_t) -1);
 
   if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
     return -1;
 
-  return args.catch_result;
+  return IEEE1275_VALUE(args.catch_result);
 }
 
 grub_err_t
@@ -545,10 +545,12 @@ grub_ieee1275_canonicalise_devname (const char *path)
       INIT_IEEE1275_COMMON (&args.common, "canon", 3, 1);
       args.path = IEEE1275_ADDR(path);
       args.buf = IEEE1275_ADDR(buf);
-      args.inlen = (grub_ieee1275_cell_t) (bufsize - 1);
+      args.inlen = IEEE1275_VALUE(bufsize - 1);
 
       if (IEEE1275_CALL_ENTRY_FN (&args) == -1)
 	return 0;
+
+      args.outlen = IEEE1275_VALUE(args.outlen);
       if (args.outlen > bufsize - 1)
 	{
 	  bufsize = args.outlen + 2;
@@ -560,4 +562,3 @@ grub_ieee1275_canonicalise_devname (const char *path)
   grub_free (buf);
   return NULL;
 }
-
diff --git a/grub-core/lib/ieee1275/datetime.c b/grub-core/lib/ieee1275/datetime.c
index fa0d3b6..7ee1ae2 100644
--- a/grub-core/lib/ieee1275/datetime.c
+++ b/grub-core/lib/ieee1275/datetime.c
@@ -83,22 +83,22 @@ grub_get_datetime (struct grub_datetime *datetime)
     return grub_error (GRUB_ERR_IO, "couldn't open RTC");
 
   INIT_IEEE1275_COMMON (&args.common, "call-method", 2, 7);
-  args.device = (grub_ieee1275_cell_t) ihandle;
+  args.device = IEEE1275_VALUE((grub_ieee1275_cell_t) ihandle);
   args.method = IEEE1275_ADDR("get-time");
 
   status = IEEE1275_CALL_ENTRY_FN (&args);
 
   grub_ieee1275_close (ihandle);
 
-  if (status == -1 || args.catch_result)
+  if (status == -1 || IEEE1275_VALUE(args.catch_result))
     return grub_error (GRUB_ERR_IO, "get-time failed");
 
-  datetime->year = args.year;
-  datetime->month = args.month;
-  datetime->day = args.day;
-  datetime->hour = args.hour;
-  datetime->minute = args.minute;
-  datetime->second = args.second;
+  datetime->year = IEEE1275_VALUE(args.year);
+  datetime->month = IEEE1275_VALUE(args.month);
+  datetime->day = IEEE1275_VALUE(args.day);
+  datetime->hour = IEEE1275_VALUE(args.hour);
+  datetime->minute = IEEE1275_VALUE(args.minute);
+  datetime->second = IEEE1275_VALUE(args.second);
 
   return GRUB_ERR_NONE;
 }
@@ -135,21 +135,21 @@ grub_set_datetime (struct grub_datetime *datetime)
     return grub_error (GRUB_ERR_IO, "couldn't open RTC");
 
   INIT_IEEE1275_COMMON (&args.common, "call-method", 8, 1);
-  args.device = (grub_ieee1275_cell_t) ihandle;
+  args.device = IEEE1275_VALUE(ihandle);
   args.method = IEEE1275_ADDR("set-time");
 
-  args.year = datetime->year;
-  args.month = datetime->month;
-  args.day = datetime->day;
-  args.hour = datetime->hour;
-  args.minute = datetime->minute;
-  args.second = datetime->second;
+  args.year = IEEE1275_VALUE(datetime->year);
+  args.month = IEEE1275_VALUE(datetime->month);
+  args.day = IEEE1275_VALUE(datetime->day);
+  args.hour = IEEE1275_VALUE(datetime->hour);
+  args.minute = IEEE1275_VALUE(datetime->minute);
+  args.second = IEEE1275_VALUE(datetime->second);
 
   status = IEEE1275_CALL_ENTRY_FN (&args);
 
   grub_ieee1275_close (ihandle);
 
-  if (status == -1 || args.catch_result)
+  if (status == -1 || IEEE1275_VALUE(args.catch_result))
     return grub_error (GRUB_ERR_IO, "set-time failed");
 
   return GRUB_ERR_NONE;
diff --git a/grub-core/net/drivers/ieee1275/ofnet.c b/grub-core/net/drivers/ieee1275/ofnet.c
index 07c8446..01dfe85 100644
--- a/grub-core/net/drivers/ieee1275/ofnet.c
+++ b/grub-core/net/drivers/ieee1275/ofnet.c
@@ -385,17 +385,17 @@ search_net_devices (struct grub_ieee1275_devalias *alias)
       }
       args;
       INIT_IEEE1275_COMMON (&args.common, "interpret", 2, 2);
-      args.len = card->txbufsize;
+      args.len = IEEE1275_VALUE(card->txbufsize);
       args.method = IEEE1275_ADDR("alloc-mem");
 
       if (IEEE1275_CALL_ENTRY_FN (&args) == -1
-	  || args.catch)
+	  || IEEE1275_VALUE(args.catch))
 	{
 	  card->txbuf = 0;
 	  grub_error (GRUB_ERR_OUT_OF_MEMORY, N_("out of memory"));
 	}
       else
-	card->txbuf = (void *) (grub_addr_t) args.result;
+	card->txbuf = (void *) (grub_addr_t) IEEE1275_VALUE(args.result);
     }
   else
     card->txbuf = grub_zalloc (card->txbufsize);
diff --git a/include/grub/ieee1275/ieee1275.h b/include/grub/ieee1275/ieee1275.h
index 2e5270c..be0c235 100644
--- a/include/grub/ieee1275/ieee1275.h
+++ b/include/grub/ieee1275/ieee1275.h
@@ -49,12 +49,12 @@ struct grub_ieee1275_common_hdr
   grub_ieee1275_cell_t nr_outs;
 };
 
-#define IEEE1275_ADDR(x)         (grub_uint32_t)(grub_addr_t)(x)
-
+#define IEEE1275_ADDR(x)         (grub_uint32_t)grub_cpu_to_be32((grub_addr_t)(x))
+#define IEEE1275_VALUE(x)         (grub_uint32_t)grub_cpu_to_be32(x)
 #define INIT_IEEE1275_COMMON(p, xname, xins, xouts) \
   (p)->name = (grub_ieee1275_cell_t) IEEE1275_ADDR(xname); \
-  (p)->nr_ins = (grub_ieee1275_cell_t) xins; \
-  (p)->nr_outs = (grub_ieee1275_cell_t) xouts
+  (p)->nr_ins = (grub_ieee1275_cell_t) IEEE1275_VALUE(xins); \
+  (p)->nr_outs = (grub_ieee1275_cell_t) IEEE1275_VALUE(xouts)
 
 typedef grub_uint32_t grub_ieee1275_ihandle_t;
 typedef grub_uint32_t grub_ieee1275_phandle_t;
-- 
1.8.3.1

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File grub2-ppc64le-22-all-parameter-to-firmware-calls-should-to-be-BigEndi.patch of Package grub2 (Revision f3048ed0a6ea030a895ba2c11a009078)

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