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| author | Wen Congyang <wency@cn.fujitsu.com> | 2012-05-07 12:08:56 +0800 |
|---|---|---|
| committer | Luiz Capitulino <lcapitulino@redhat.com> | 2012-06-04 13:49:34 -0300 |
| commit | 25ae9c1d8bbfeb6c00eccb4297a5937d8375a44a (patch) | |
| tree | d15cafeed4dfa79588681b0a48b7837353f0232e /target-i386/arch_dump.c | |
| parent | 90166b71c4d75823b48a132e9394af35b9c90aaf (diff) | |
| download | qemu-25ae9c1d8bbfeb6c00eccb4297a5937d8375a44a.zip qemu-25ae9c1d8bbfeb6c00eccb4297a5937d8375a44a.tar.gz qemu-25ae9c1d8bbfeb6c00eccb4297a5937d8375a44a.tar.bz2 | |
target-i386: add API to get dump info
Dump info contains: endian, class and architecture. The next
patch will use these information to create vmcore. Note: on
x86 box, the class is ELFCLASS64 if the memory is larger than 4G.
Signed-off-by: Wen Congyang <wency@cn.fujitsu.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Diffstat (limited to 'target-i386/arch_dump.c')
| -rw-r--r-- | target-i386/arch_dump.c | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/target-i386/arch_dump.c b/target-i386/arch_dump.c index ddbe20c..e378579 100644 --- a/target-i386/arch_dump.c +++ b/target-i386/arch_dump.c @@ -13,6 +13,7 @@ #include "cpu.h" #include "cpu-all.h" +#include "dump.h" #include "elf.h" #ifdef TARGET_X86_64 @@ -380,3 +381,36 @@ int cpu_write_elf32_qemunote(write_core_dump_function f, CPUArchState *env, { return cpu_write_qemu_note(f, env, opaque, 0); } + +int cpu_get_dump_info(ArchDumpInfo *info) +{ + bool lma = false; + RAMBlock *block; + +#ifdef TARGET_X86_64 + lma = !!(first_cpu->hflags & HF_LMA_MASK); +#endif + + if (lma) { + info->d_machine = EM_X86_64; + } else { + info->d_machine = EM_386; + } + info->d_endian = ELFDATA2LSB; + + if (lma) { + info->d_class = ELFCLASS64; + } else { + info->d_class = ELFCLASS32; + + QLIST_FOREACH(block, &ram_list.blocks, next) { + if (block->offset + block->length > UINT_MAX) { + /* The memory size is greater than 4G */ + info->d_class = ELFCLASS64; + break; + } + } + } + + return 0; +} |