genode/base-okl4/patches/eabi_build.patch

diff -r 71343ce52545 platform/s3c2410/tools/machines.py
--- a/platform/s3c2410/tools/machines.py	Tue Aug 03 13:04:38 2010 +0200
+++ b/platform/s3c2410/tools/machines.py	Tue Aug 03 13:09:16 2010 +0200
@@ -92,7 +92,7 @@
     skyeye = "gta01.skyeye"
     device_core = "gta01"
     memory = s3c2410.memory.copy()
-    memory['physical'] = [Region(0x30000000L, 0x38000000L)]
+    memory['physical'] = [Region(0x33000000L, 0x38000000L)]
 #    memory['reserved'] = [Region(0x60000000L, 0xffffffffL, "reserved")]
 #    memory['sfr']      = [Region(0x48000000L, 0x60000000L, "dedicated")]
     memory['rom1']      = [Region(0x08000000L, 0x30000000L, "dedicated")]
diff -r 71343ce52545 tools/pyelf/elf/constants.py
--- a/tools/pyelf/elf/constants.py	Tue Aug 03 13:04:38 2010 +0200
+++ b/tools/pyelf/elf/constants.py	Tue Aug 03 13:09:16 2010 +0200
@@ -237,9 +237,11 @@
     _show = {}
 
 class ArmFlags(IntString):
+    """IntString for Arm Flags field"""
     _show = {}
 
 class MipsFlags(IntString):
+    """IntString for Mips Flags field"""
     _show = {}
 
 EF_MIPS_NOREORDER   = MipsFlags(1, "noreorder")
@@ -315,6 +317,7 @@
 PT_MIPS_REGINFO = ElfPhType(PT_LOPROC + 0, "MIPS_REGINFO")
 
 
+PT_ARM_EXIDX = ElfPhType(PT_LOPROC + 1, "ARM_EXIDX")
 PT_PAX_FLAGS    = ElfPhType(PT_LOOS + 0x5041580L, "PAX_FLAGS")
 PT_GNU_EH_FRAME = ElfPhType(PT_LOOS + 0x474e550L, "GNU_EH_FRAME")
 PT_GNU_STACK = ElfPhType(PT_LOOS + 0x474e551L, "GNU_STACK")
@@ -329,13 +332,18 @@
 PF_MASKOS = 0x0FF00000L
 PF_MASKPROC = 0xF0000000L
 
-SHN_UNDEF = 0
-SHN_LORESERVE = 0xff00
-SHN_LOPROC = 0xff00
-SHN_HIPROC = 0xff1f
-SHN_ABS = 0xfff1
-SHN_COMMON = 0xfff2
-SHN_HIRESERVE = 0xffff
+class ElfShIndex(IntString):
+    """IntString for ELF section indexes"""
+    _show = {}
+    _default_string = "%3d"
+
+SHN_UNDEF     = ElfShIndex(0, "UND")
+SHN_LORESERVE = ElfShIndex(0xff00, "RSV")
+SHN_LOPROC    = ElfShIndex(0xff00, "PRC")
+SHN_HIPROC    = ElfShIndex(0xff1f, "PRC")
+SHN_ABS       = ElfShIndex(0xfff1, "ABS")
+SHN_COMMON    = ElfShIndex(0xfff2, "COM")
+SHN_HIRESERVE = ElfShIndex(0xffff, "RCV")
 
 class ElfShType(IntString):
     """IntString for ELF section header types"""
@@ -356,8 +364,7 @@
 
 SHT_INIT_ARRAY = ElfShType(14, "INIT_ARRAY")
 SHT_FINI_ARRAY = ElfShType(15, "FINI_ARRAY")
-SHT_MIPS_REGINFO = ElfShType(0x70000006, "MIPS_REGINFO")
-
+SHT_GROUP = ElfShType(17, "GROUP")
 
 SHT_LOPROC = 0x70000000L
 SHT_HIPROC = 0x7fffffffL
@@ -365,7 +372,11 @@
 SHT_HIUSER = 0xffffffffL
 
 
+SHT_ARM_EXIDX = ElfShType(SHT_LOPROC + 1, "ARM_EXIDX")
+
+SHT_ARM_EXIDX = ElfShType(SHT_LOPROC + 1, 'ARM_EXIDX')
 SHT_IA_64_UNWIND = ElfShType(SHT_LOPROC + 1, "IA_64_UNWIND")
+SHT_MIPS_REGINFO = ElfShType(SHT_LOPROC + 6, "MIPS_REGINFO")
 
 SHT_VERNEED = ElfShType(0x6ffffffe, "VERNEED")
 SHT_VERSYM = ElfShType(0x6fffffff, "VERSYM")
@@ -380,22 +391,43 @@
 
 SHF_LINK_ORDER = (1 << 7)
 
+SHF_GROUP = (1 << 9)
+
 SHF_MASKOS =   0x0f000000L
 SHF_MASKPROC = 0xf0000000L
 
 STN_UNDEF = 0
 
-STB_LOCAL = 0 
-STB_GLOBAL = 1
-STB_WEAK = 2
-STB_LOPROC = 13
-STB_HIPROC = 15
+class ElfSymbolBinding(IntString):
+    """IntString for the ELF Symbol Table Binding."""
+    _show = {}
+    _default_string = "<unknown>: %d"
 
-STT_NOTYPE = 0
-STT_OBJECT = 1
-STT_FUNC = 2
-STT_SECTION = 3
-STT_FILE = 4
-STT_LOPROC = 13
-STT_HIPROC = 15
+STB_LOCAL  = ElfSymbolBinding(0, "LOCAL")
+STB_GLOBAL = ElfSymbolBinding(1, "GLOBAL")
+STB_WEAK   = ElfSymbolBinding(2, "WEAK")
+STB_LOPROC = ElfSymbolBinding(13, "processor specific")
+STB_HIPROC = ElfSymbolBinding(15, "processor specific")
 
+class ElfSymbolType(IntString):
+    """IntString for the ELF Symbol Table Type."""
+    _show = {}
+    _default_string = "<unknown>: %d"
+
+STT_NOTYPE  = ElfSymbolType(0, "NOTYPE")
+STT_OBJECT  = ElfSymbolType(1, "OBJECT")
+STT_FUNC    = ElfSymbolType(2, "FUNC")
+STT_SECTION = ElfSymbolType(3, "SECTION")
+STT_FILE    = ElfSymbolType(4, "FILE")
+STT_LOPROC  = ElfSymbolType(13, "processor specific")
+STT_HIPROC  = ElfSymbolType(15, "processor specific")
+
+class ElfSymbolVisibility(IntString):
+    """IntString for the Elf Symbol Table Visibility."""
+    _show = {}
+    _default_string = "<unknown>: %"
+
+STV_DEFAULT   = ElfSymbolVisibility(0, "DEFAULT")
+STV_INTERNAL  = ElfSymbolVisibility(1, "INTERNAL")
+STV_HIDDEN    = ElfSymbolVisibility(2, "HIDDEN")
+STV_PROTECTED = ElfSymbolVisibility(3, "PROTECTED")
diff -r 71343ce52545 tools/pyelf/elf/segment.py
--- a/tools/pyelf/elf/segment.py	Tue Aug 03 13:04:38 2010 +0200
+++ b/tools/pyelf/elf/segment.py	Tue Aug 03 13:09:16 2010 +0200
@@ -67,7 +67,7 @@
 __revision__ = 1.0
 
 from elf.ByteArray import ByteArray
-from elf.constants import PT_NULL, PT_PHDR, SHT_NOBITS
+from elf.constants import PT_NULL, PT_PHDR, SHT_NOBITS, SHT_ARM_EXIDX
 from elf.structures import InvalidArgument, ELF_PH_CLASSES
 from elf.util import Span, Unprepared
 
@@ -246,6 +246,9 @@
         """Return a copy of the Elf segment."""
 
         for sect in self.sections:
+            # special handling for ARM EABI exception tables
+            if sect.type == SHT_ARM_EXIDX:
+                sect.link = None
             assert sect.link is None
 
         sections = [sect.copy() for sect in self.sections]
diff -r 71343ce52545 tools/pyelf/weaver/image.py
--- a/tools/pyelf/weaver/image.py	Tue Aug 03 13:04:38 2010 +0200
+++ b/tools/pyelf/weaver/image.py	Tue Aug 03 13:09:16 2010 +0200
@@ -60,8 +60,8 @@
 import os.path
 from elf.core import UnpreparedElfFile, SectionedElfSegment
 from elf.section import UnpreparedElfSection
-from elf.constants import PT_PAX_FLAGS, PT_GNU_STACK, PT_PHDR, \
-                          PT_LOAD, PT_MIPS_REGINFO, ET_EXEC, \
+from elf.constants import PT_PAX_FLAGS, PT_GNU_STACK, PT_PHDR, SHT_ARM_EXIDX, \
+                          PT_LOAD, PT_MIPS_REGINFO, PT_ARM_EXIDX, ET_EXEC, \
                           SHT_PROGBITS, SHF_WRITE, SHF_ALLOC, \
                           PF_R, PF_W, EF_MIPS_ABI_O64, ElfMachine
 from elf.ByteArray import ByteArray
@@ -79,8 +79,26 @@
     PT_GNU_STACK, # PT_GNU_STACK.  Indicates stack executability.
     PT_MIPS_REGINFO, # 
     PT_PHDR,      # PT_PHDR. Entry for header table itself
+    SHT_ARM_EXIDX,
     ]
 
+# List of symbols that should be changed when they're added to the
+# image symbol table.
+# Probably should be list of regexs, but that's not needed yet.
+NO_PREFIX_SYMBOLS = (
+    # ARM mapping symbols.
+    "$a", # ARM code
+    "$t", # THUMB code.
+    "$d", # Data items
+    )
+
+def can_prefix_symbol(symbol):
+    """
+    Return whether or not a symbol should have a prefix added to it in
+    the final image.
+    """
+    return symbol.name not in NO_PREFIX_SYMBOLS
+
 def valid_segment(segment):
     if segment.type in skipped_types:
         return False
@@ -88,7 +106,7 @@
     if segment.get_memsz() == 0:
         return False
 
-    if segment.type != PT_LOAD:
+    if segment.type != PT_LOAD and segment.type != PT_ARM_EXIDX:
         raise MergeError, "Unable to handle segments that aren't " \
               "of type LOAD (found type 0x%x)." % (segment.type)
 
@@ -1109,13 +1127,17 @@
             if obj.attrs.phys_addr is not None:
                 pbase = obj.attrs.phys_addr
                 pend = pbase + obj.attrs.size - 1
-                physical_objects[pbase, pend] = obj.attrs.abs_name()
+                if (pbase, pend) in physical_objects:
+                    physical_objects[pbase, pend].append(obj.attrs.abs_name())
+                else:
+                    physical_objects[pbase, pend] = [obj.attrs.abs_name()]
 
         print "VIRTUAL:"
         for (base, end), name in sorted(virtual_objects.items()):
             print "  <%08x:%08x> %s" % (base, end, name)
 
         print "PHYSICAL:"
-        for (base, end), name in sorted(physical_objects.items()):
-            print "  <%08x:%08x> %s" % (base, end, name)
+        for (base, end), names in sorted(physical_objects.items()):
+            for name in names:
+                print "  <%08x:%08x> %s" % (base, end, name)