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-rw-r--r--Tools/CCode/Source/FwImage/fwimage.c36
1 files changed, 22 insertions, 14 deletions
diff --git a/Tools/CCode/Source/FwImage/fwimage.c b/Tools/CCode/Source/FwImage/fwimage.c
index beddd8e..a4ae10c 100644
--- a/Tools/CCode/Source/FwImage/fwimage.c
+++ b/Tools/CCode/Source/FwImage/fwimage.c
@@ -1,6 +1,6 @@
/*++
-Copyright (c) 2004, Intel Corporation
+Copyright (c) 2004 - 2007, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -240,7 +240,7 @@ INTN
CheckElfHeader(
VOID
)
-{
+{
//
// Note: Magic has already been tested.
//
@@ -254,11 +254,15 @@ CheckElfHeader(
return 0;
if (Ehdr->e_version != EV_CURRENT)
return 0;
-
+
+ //
+ // Find the section header table
+ //
ShdrBase = (Elf_Shdr *)((UINT8 *)Ehdr + Ehdr->e_shoff);
- CoffSectionsOffset = (UINT32 *)malloc(Ehdr->e_shnum * sizeof (UINT32));
- memset(CoffSectionsOffset, 0, Ehdr->e_shnum * sizeof(UINT32));
+ CoffSectionsOffset = (UINT32 *)malloc(Ehdr->e_shnum * sizeof (UINT32));
+
+ memset(CoffSectionsOffset, 0, Ehdr->e_shnum * sizeof(UINT32));
return 1;
}
@@ -269,7 +273,7 @@ IsTextShdr(
{
return (Shdr->sh_flags & (SHF_WRITE | SHF_ALLOC)) == SHF_ALLOC;
}
-
+
int
IsDataShdr(
Elf_Shdr *Shdr
@@ -331,18 +335,22 @@ ScanSections(
TextOffset = CoffOffset;
for (i = 0; i < Ehdr->e_shnum; i++) {
Elf_Shdr *shdr = GetShdrByIndex(i);
- if (IsTextShdr(shdr)) {
+ if (IsTextShdr(shdr)) {
+ //
+ // Align the coff offset
+ //
+ CoffOffset = (CoffOffset + shdr->sh_addralign - 1) & ~(shdr->sh_addralign - 1);
/* Relocate entry. */
- if (Ehdr->e_entry >= shdr->sh_addr
- && Ehdr->e_entry < shdr->sh_addr + shdr->sh_size) {
- CoffEntry = CoffOffset + Ehdr->e_entry - shdr->sh_addr;
+ if ((Ehdr->e_entry >= shdr->sh_addr) &&
+ (Ehdr->e_entry < shdr->sh_addr + shdr->sh_size)) {
+ CoffEntry = CoffOffset + Ehdr->e_entry - shdr->sh_addr;
}
- CoffSectionsOffset[i] = CoffOffset;
+ CoffSectionsOffset[i] = CoffOffset;
CoffOffset += shdr->sh_size;
- }
- }
+ }
+ }
CoffOffset = CoffAlign(CoffOffset);
-
+
//
// Then data sections.
//