diff options
| -rw-r--r-- | README | 8 | ||||
| -rw-r--r-- | linux-user/elfload.c | 8 | ||||
| -rw-r--r-- | qemu-doc.texi | 11 |
3 files changed, 19 insertions, 8 deletions
@@ -23,8 +23,12 @@ libraries installed on your PC. For example: ./qemu -L / /bin/ls * On non x86 CPUs, you need first to download at least an x86 glibc -(qemu-i386-glibc21.tar.gz on the qemu web page). Then you can launch -the precompiled 'ls' x86 executable: +(qemu-i386-glibc21.tar.gz on the qemu web page). Ensure that +LD_LIBRARY_PATH is not set: + + unset LD_LIBRARY_PATH + +Then you can launch the precompiled 'ls' x86 executable: ./qemu /usr/local/qemu-i386/bin/ls diff --git a/linux-user/elfload.c b/linux-user/elfload.c index 817913df45..386991a495 100644 --- a/linux-user/elfload.c +++ b/linux-user/elfload.c @@ -360,9 +360,6 @@ static unsigned int * create_elf_tables(char *p, int argc, int envc, put_user (tswapl(val), dlinfo++) if (exec) { /* Put this here for an ELF program interpreter */ - struct elf_phdr * eppnt; - eppnt = (struct elf_phdr *)((unsigned long)exec->e_phoff); - NEW_AUX_ENT (AT_PHDR, (unsigned int)(load_addr + exec->e_phoff)); NEW_AUX_ENT (AT_PHENT, (unsigned int)(sizeof (struct elf_phdr))); NEW_AUX_ENT (AT_PHNUM, (unsigned int)(exec->e_phnum)); @@ -418,6 +415,9 @@ static unsigned long load_elf_interp(struct elfhdr * interp_elf_ex, */ load_addr = INTERP_LOADADDR; +#ifdef BSWAP_NEEDED + bswap_ehdr(interp_elf_ex); +#endif /* First of all, some simple consistency checks */ if ((interp_elf_ex->e_type != ET_EXEC && interp_elf_ex->e_type != ET_DYN) || @@ -425,6 +425,7 @@ static unsigned long load_elf_interp(struct elfhdr * interp_elf_ex, return ~0UL; } + /* Now read in all of the header information */ if (sizeof(struct elf_phdr) * interp_elf_ex->e_phnum > X86_PAGE_SIZE) @@ -452,7 +453,6 @@ static unsigned long load_elf_interp(struct elfhdr * interp_elf_ex, (char *) elf_phdata, sizeof(struct elf_phdr) * interp_elf_ex->e_phnum); } - if (retval < 0) { perror("load_elf_interp"); exit(-1); diff --git a/qemu-doc.texi b/qemu-doc.texi index fb9ed0ae90..8afdbe0b9d 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -92,8 +92,15 @@ qemu -L / /bin/ls @item On non x86 CPUs, you need first to download at least an x86 glibc -(@file{qemu-i386-glibc21.tar.gz} on the QEMU web page). Then you can -launch the precompiled @file{ls} x86 executable: +(@file{qemu-i386-glibc21.tar.gz} on the QEMU web page). Ensure that +@code{LD_LIBRARY_PATH} is not set: + +@example +unset LD_LIBRARY_PATH +@end example + +Then you can launch the precompiled @file{ls} x86 executable: + @example qemu /usr/local/qemu-i386/bin/ls @end example |