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[MIPS] Fixes necessary for non-SMP kernels and non-relocatable binaries
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Signed-off-by: Kevin D. Kissell <kevink@mips.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Kevin D. Kissell authored and Ralf Baechle committed May 12, 2008
1 parent 8e07c2c commit b618336
Showing 1 changed file with 15 additions and 8 deletions.
23 changes: 15 additions & 8 deletions arch/mips/kernel/vpe.c
Original file line number Diff line number Diff line change
Expand Up @@ -781,10 +781,15 @@ static int vpe_run(struct vpe * v)
/* take system out of configuration state */
clear_c0_mvpcontrol(MVPCONTROL_VPC);

/*
* SMTC/SMVP kernels manage VPE enable independently,
* but uniprocessor kernels need to turn it on, even
* if that wasn't the pre-dvpe() state.
*/
#ifdef CONFIG_SMP
evpe(EVPE_ENABLE);
#else
evpe(vpeflags);
#else
evpe(EVPE_ENABLE);
#endif
emt(dmt_flag);
local_irq_restore(flags);
Expand Down Expand Up @@ -947,12 +952,14 @@ static int vpe_elfload(struct vpe * v)
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_paddr, (char *)hdr + phdr->p_offset, phdr->p_filesz);
memset((void *)phdr->p_paddr + phdr->p_filesz, 0, phdr->p_memsz - phdr->p_filesz);
phdr++;
if (phdr->p_type == PT_LOAD) {
memcpy((void *)phdr->p_paddr,
(char *)hdr + phdr->p_offset,
phdr->p_filesz);
memset((void *)phdr->p_paddr + phdr->p_filesz,
0, phdr->p_memsz - phdr->p_filesz);
}
phdr++;
}

for (i = 0; i < hdr->e_shnum; i++) {
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