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| author | Ruslan Bukin <br@bsdpad.com> | 2015-04-29 22:35:23 -0500 |
|---|---|---|
| committer | Ruslan Bukin <br@bsdpad.com> | 2015-04-29 22:35:23 -0500 |
| commit | 81f3211149c051e4f70b0b12eb3709dfc6e0395c (patch) | |
| tree | 9b9d276586b948252ec6a39a2748dbca43fe92d3 /src/base/loader | |
| parent | 52a3bc5e5c3cc694b3f8b29f38b0dd296b91350f (diff) | |
| download | gem5-81f3211149c051e4f70b0b12eb3709dfc6e0395c.tar.xz | |
arch, base, dev, kern, sym: FreeBSD support
This adds support for FreeBSD/aarch64 FS and SE mode (basic set of syscalls only)
Committed by: Nilay Vaish <nilay@cs.wisc.edu>
Diffstat (limited to 'src/base/loader')
| -rw-r--r-- | src/base/loader/elf_object.cc | 16 | ||||
| -rw-r--r-- | src/base/loader/object_file.hh | 3 |
2 files changed, 17 insertions, 2 deletions
diff --git a/src/base/loader/elf_object.cc b/src/base/loader/elf_object.cc index 4abf0a432..ed4fee37a 100644 --- a/src/base/loader/elf_object.cc +++ b/src/base/loader/elf_object.cc @@ -150,6 +150,9 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data) case ELFOSABI_ARM: opSys = ObjectFile::LinuxArmOABI; break; + case ELFOSABI_FREEBSD: + opSys = ObjectFile::FreeBSD; + break; default: opSys = ObjectFile::UnknownOpSys; } @@ -160,7 +163,8 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data) Elf_Scn *section; GElf_Shdr shdr; Elf_Data *data; - uint32_t osAbi;; + uint32_t osAbi; + uint32_t *elem; int secIdx = 1; // Get the first section @@ -194,6 +198,16 @@ ElfObject::tryFile(const string &fname, int fd, size_t len, uint8_t *data) opSys = ObjectFile::Solaris; if (!strcmp(".stab.index", elf_strptr(elf, ehdr.e_shstrndx, shdr.sh_name))) opSys = ObjectFile::Solaris; + if (shdr.sh_type == SHT_NOTE && !strcmp(".note.tag", + elf_strptr(elf, ehdr.e_shstrndx, shdr.sh_name))) { + data = elf_rawdata(section, NULL); + assert(data->d_buf); + elem = (uint32_t *)data->d_buf; + if (elem[0] == 0x8) { //size of name + if (memcmp((void *)&elem[3], "FreeBSD", 0x8) == 0) + opSys = ObjectFile::FreeBSD; + } + } section = elf_getscn(elf, ++secIdx); } // while sections diff --git a/src/base/loader/object_file.hh b/src/base/loader/object_file.hh index 09cde5b53..37f2aa585 100644 --- a/src/base/loader/object_file.hh +++ b/src/base/loader/object_file.hh @@ -63,7 +63,8 @@ class ObjectFile Tru64, Linux, Solaris, - LinuxArmOABI + LinuxArmOABI, + FreeBSD }; protected: |