diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 19:21:23 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-11 19:21:23 -0700 |
commit | dd6d1844af33acb4edd0a40b1770d091a22c94be (patch) | |
tree | e6bd3549919773a13b770324a4dddb51b194b452 /arch/mips/kernel/vpe.c | |
parent | 19f71153b9be219756c6b2757921433a69b7975c (diff) | |
parent | aaf76a3245c02faba51c96b9a340c14d6bb0dcc0 (diff) |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus: (80 commits)
[MIPS] tlbex.c: Cleanup __init usage.
[MIPS] WRPPMC serial support move to platform device
[MIPS] R1: Fix hazard barriers to make kernels work on R2 also.
[MIPS] VPE: reimplement ELF loader.
[MIPS] cleanup WRPPMC include files
[MIPS] Add BUG_ON assertion for attempt to run kernel on the wrong CPU type.
[MIPS] SMP: Use ISO C struct initializer for local structs.
[MIPS] SMP: Kill useless casts.
[MIPS] Kill num_online_cpus() loops.
[MIPS] SMP: Implement smp_call_function_mask().
[MIPS] Make facility to convert CPU types to strings generally available.
[MIPS] Convert list of CPU types from #define to enum.
[MIPS] Optimize get_unaligned / put_unaligned implementations.
[MIPS] checkfiles: Fix "need space after that ','" errors.
[MIPS] Fix "no space between function name and open parenthesis" warnings.
[MIPS] Allow hardwiring of the CPU type to a single type for optimization.
[MIPS] tlbex: Size optimize code by declaring a few functions inline.
[MIPS] pg-r4k.c: Dump the generated code
[MIPS] Cobalt: Remove cobalt_machine_power_off()
[MIPS] Cobalt: Move reset port definition to arch/mips/cobalt/reset.c
...
Diffstat (limited to 'arch/mips/kernel/vpe.c')
-rw-r--r-- | arch/mips/kernel/vpe.c | 47 |
1 files changed, 12 insertions, 35 deletions
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c index 3c09b9785f4c..61b729fa0548 100644 --- a/arch/mips/kernel/vpe.c +++ b/arch/mips/kernel/vpe.c @@ -936,8 +936,18 @@ static int vpe_elfload(struct vpe * v) } } else { - for (i = 0; i < hdr->e_shnum; i++) { + struct elf_phdr *phdr = (struct elf_phdr *) ((char *)hdr + hdr->e_phoff); + for (i = 0; i < hdr->e_phnum; i++) { + if (phdr->p_type != PT_LOAD) + continue; + + memcpy((void *)phdr->p_vaddr, (char *)hdr + phdr->p_offset, phdr->p_filesz); + memset((void *)phdr->p_vaddr + phdr->p_filesz, 0, phdr->p_memsz - phdr->p_filesz); + phdr++; + } + + for (i = 0; i < hdr->e_shnum; i++) { /* Internal symbols and strings. */ if (sechdrs[i].sh_type == SHT_SYMTAB) { symindex = i; @@ -948,39 +958,6 @@ static int vpe_elfload(struct vpe * v) magic symbols */ sechdrs[i].sh_addr = (size_t) hdr + sechdrs[i].sh_offset; } - - /* filter sections we dont want in the final image */ - if (!(sechdrs[i].sh_flags & SHF_ALLOC) || - (sechdrs[i].sh_type == SHT_MIPS_REGINFO)) { - printk( KERN_DEBUG " ignoring section, " - "name %s type %x address 0x%x \n", - secstrings + sechdrs[i].sh_name, - sechdrs[i].sh_type, sechdrs[i].sh_addr); - continue; - } - - if (sechdrs[i].sh_addr < (unsigned int)v->load_addr) { - printk( KERN_WARNING "VPE loader: " - "fully linked image has invalid section, " - "name %s type %x address 0x%x, before load " - "address of 0x%x\n", - secstrings + sechdrs[i].sh_name, - sechdrs[i].sh_type, sechdrs[i].sh_addr, - (unsigned int)v->load_addr); - return -ENOEXEC; - } - - printk(KERN_DEBUG " copying section sh_name %s, sh_addr 0x%x " - "size 0x%x0 from x%p\n", - secstrings + sechdrs[i].sh_name, sechdrs[i].sh_addr, - sechdrs[i].sh_size, hdr + sechdrs[i].sh_offset); - - if (sechdrs[i].sh_type != SHT_NOBITS) - memcpy((void *)sechdrs[i].sh_addr, - (char *)hdr + sechdrs[i].sh_offset, - sechdrs[i].sh_size); - else - memset((void *)sechdrs[i].sh_addr, 0, sechdrs[i].sh_size); } } @@ -1044,7 +1021,7 @@ static int getcwd(char *buff, int size) old_fs = get_fs(); set_fs(KERNEL_DS); - ret = sys_getcwd(buff,size); + ret = sys_getcwd(buff, size); set_fs(old_fs); |