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authorStephane Carrez <stcarrez@nerim.fr>2003-09-06 20:55:50 +0000
committerStephane Carrez <stcarrez@nerim.fr>2003-09-06 20:55:50 +0000
commit3f533aa9ec66822cb2ebb929c2324a0352058bed (patch)
tree6565d60c934ae9292617fc4aa268165307e37e18 /bfd/elf32-m68hc12.c
parent12a995866da33cb941712228084d76b386d2a803 (diff)
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* elf32-m68hc12.c (elf32_m68hc12_special_sections): New for hc11.
(elf_backend_special_sections): Define.a PR savannah/4950: * elf32-m68hc11.c (elf32_m68hc11_special_sections): The .vectors section is read-only.
Diffstat (limited to 'bfd/elf32-m68hc12.c')
-rw-r--r--bfd/elf32-m68hc12.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/bfd/elf32-m68hc12.c b/bfd/elf32-m68hc12.c
index 54fdca2..3074935 100644
--- a/bfd/elf32-m68hc12.c
+++ b/bfd/elf32-m68hc12.c
@@ -538,6 +538,25 @@ m68hc12_elf_set_mach_from_flags (abfd)
return TRUE;
}
+/* Specific sections:
+ - The .page0 is a data section that is mapped in [0x0000..0x00FF].
+ Page0 accesses are faster on the M68HC12.
+ - The .vectors is the section that represents the interrupt
+ vectors. */
+static struct bfd_elf_special_section const elf32_m68hc12_special_sections[]=
+{
+ { ".eeprom", 0, NULL, 0,
+ SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
+ { ".softregs", 0, NULL, 0,
+ SHT_NOBITS, SHF_ALLOC + SHF_WRITE },
+ { ".page0", 0, NULL, 0,
+ SHT_PROGBITS, SHF_ALLOC + SHF_WRITE },
+ { ".vectors", 0, NULL, 0,
+ SHT_PROGBITS, SHF_ALLOC },
+ { NULL, 0, NULL, 0,
+ 0, 0 }
+};
+
#define ELF_ARCH bfd_arch_m68hc12
#define ELF_MACHINE_CODE EM_68HC12
#define ELF_MAXPAGESIZE 0x1000
@@ -554,6 +573,7 @@ m68hc12_elf_set_mach_from_flags (abfd)
#define elf_backend_object_p m68hc12_elf_set_mach_from_flags
#define elf_backend_final_write_processing 0
#define elf_backend_can_gc_sections 1
+#define elf_backend_special_sections elf32_m68hc12_special_sections
#define elf_backend_post_process_headers elf32_m68hc11_post_process_headers
#define elf_backend_add_symbol_hook elf32_m68hc11_add_symbol_hook