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authorKevin D. Kissell <kevink@mips.com>2008-04-16 09:32:22 -0400
committerRalf Baechle <ralf@linux-mips.org>2008-05-12 11:46:51 -0400
commitb618336aac146df24ace641dff69dc46675886c9 (patch)
tree596064c5e11337f0a78b0918a4a6054eb74ea6cd /arch/mips/kernel/vpe.c
parent8e07c2c6af30dccfa573033d280980b2b5eb35fe (diff)
[MIPS] Fixes necessary for non-SMP kernels and non-relocatable binaries
Signed-off-by: Kevin D. Kissell <kevink@mips.com> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/vpe.c')
-rw-r--r--arch/mips/kernel/vpe.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index 39804c584edd..f73a89850a25 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -781,10 +781,15 @@ static int vpe_run(struct vpe * v)
781 /* take system out of configuration state */ 781 /* take system out of configuration state */
782 clear_c0_mvpcontrol(MVPCONTROL_VPC); 782 clear_c0_mvpcontrol(MVPCONTROL_VPC);
783 783
784 /*
785 * SMTC/SMVP kernels manage VPE enable independently,
786 * but uniprocessor kernels need to turn it on, even
787 * if that wasn't the pre-dvpe() state.
788 */
784#ifdef CONFIG_SMP 789#ifdef CONFIG_SMP
785 evpe(EVPE_ENABLE);
786#else
787 evpe(vpeflags); 790 evpe(vpeflags);
791#else
792 evpe(EVPE_ENABLE);
788#endif 793#endif
789 emt(dmt_flag); 794 emt(dmt_flag);
790 local_irq_restore(flags); 795 local_irq_restore(flags);
@@ -947,12 +952,14 @@ static int vpe_elfload(struct vpe * v)
947 struct elf_phdr *phdr = (struct elf_phdr *) ((char *)hdr + hdr->e_phoff); 952 struct elf_phdr *phdr = (struct elf_phdr *) ((char *)hdr + hdr->e_phoff);
948 953
949 for (i = 0; i < hdr->e_phnum; i++) { 954 for (i = 0; i < hdr->e_phnum; i++) {
950 if (phdr->p_type != PT_LOAD) 955 if (phdr->p_type == PT_LOAD) {
951 continue; 956 memcpy((void *)phdr->p_paddr,
952 957 (char *)hdr + phdr->p_offset,
953 memcpy((void *)phdr->p_paddr, (char *)hdr + phdr->p_offset, phdr->p_filesz); 958 phdr->p_filesz);
954 memset((void *)phdr->p_paddr + phdr->p_filesz, 0, phdr->p_memsz - phdr->p_filesz); 959 memset((void *)phdr->p_paddr + phdr->p_filesz,
955 phdr++; 960 0, phdr->p_memsz - phdr->p_filesz);
961 }
962 phdr++;
956 } 963 }
957 964
958 for (i = 0; i < hdr->e_shnum; i++) { 965 for (i = 0; i < hdr->e_shnum; i++) {