diff options
Diffstat (limited to 'arch/mips/kernel/entry.S')
| -rw-r--r-- | arch/mips/kernel/entry.S | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index e5786858cdb..4353d323f01 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -16,9 +16,6 @@ #include <asm/isadep.h> #include <asm/thread_info.h> #include <asm/war.h> -#ifdef CONFIG_MIPS_MT_SMTC -#include <asm/mipsmtregs.h> -#endif #ifndef CONFIG_PREEMPT #define resume_kernel restore_all @@ -89,41 +86,6 @@ FEXPORT(syscall_exit) bnez t0, syscall_exit_work restore_all: # restore full frame -#ifdef CONFIG_MIPS_MT_SMTC -#ifdef CONFIG_MIPS_MT_SMTC_IM_BACKSTOP -/* Re-arm any temporarily masked interrupts not explicitly "acked" */ - mfc0 v0, CP0_TCSTATUS - ori v1, v0, TCSTATUS_IXMT - mtc0 v1, CP0_TCSTATUS - andi v0, TCSTATUS_IXMT - _ehb - mfc0 t0, CP0_TCCONTEXT - DMT 9 # dmt t1 - jal mips_ihb - mfc0 t2, CP0_STATUS - andi t3, t0, 0xff00 - or t2, t2, t3 - mtc0 t2, CP0_STATUS - _ehb - andi t1, t1, VPECONTROL_TE - beqz t1, 1f - EMT -1: - mfc0 v1, CP0_TCSTATUS - /* We set IXMT above, XOR should clear it here */ - xori v1, v1, TCSTATUS_IXMT - or v1, v0, v1 - mtc0 v1, CP0_TCSTATUS - _ehb - xor t0, t0, t3 - mtc0 t0, CP0_TCCONTEXT -#endif /* CONFIG_MIPS_MT_SMTC_IM_BACKSTOP */ -/* Detect and execute deferred IPI "interrupts" */ - LONG_L s0, TI_REGS($28) - LONG_S sp, TI_REGS($28) - jal deferred_smtc_ipi - LONG_S s0, TI_REGS($28) -#endif /* CONFIG_MIPS_MT_SMTC */ .set noat RESTORE_TEMP RESTORE_AT |