Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

[deliverable/linux.git] / arch / blackfin / mach-common / entry.S

diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
index dc9d3ee2e69113ef9168c5ce4acf501e1057c760..cee54cebbc6592505e0ff2046a7cc94d2b792c15 100644 (file)
--- a/arch/blackfin/mach-common/entry.S
+++ b/arch/blackfin/mach-common/entry.S
@@ -95,32 +95,51 @@ ENTRY(_ex_workaround_261)
        R6 = 0x26;      /* Data CPLB Miss */
        cc = R6 == R7;
        if cc jump _ex_dcplb_miss (BP);
+       R6 = 0x23;      /* Data CPLB Miss */
+       cc = R6 == R7;
+       if cc jump _ex_dcplb_viol (BP);
        /* Handle 0x23 Data CPLB Protection Violation
         * and Data CPLB Multiple Hits - Linux Trap Zero
         */
        jump _ex_trap_c;
 ENDPROC(_ex_workaround_261)
 
+#else
+#ifdef CONFIG_MPU
+#define _ex_dviol _ex_dcplb_viol
 #else
 #define _ex_dviol _ex_trap_c
+#endif
 #define _ex_dmiss _ex_dcplb_miss
 #define _ex_dmult _ex_trap_c
 #endif
 
+
+ENTRY(_ex_dcplb_viol)
 ENTRY(_ex_dcplb_miss)
 ENTRY(_ex_icplb_miss)
        (R7:6,P5:4) = [sp++];
        ASTAT = [sp++];
        SAVE_ALL_SYS
+       DEBUG_HWTRACE_SAVE(p5, r7)
+#ifdef CONFIG_MPU
+       R0 = SEQSTAT;
+       R1 = SP;
+       sp += -12;
+       call _cplb_hdr;
+       sp += 12;
+       CC = R0 == 0;
+       IF !CC JUMP _handle_bad_cplb;
+#else
        call __cplb_hdr;
-       DEBUG_START_HWTRACE(p5, r7)
+#endif
+       DEBUG_HWTRACE_RESTORE(p5, r7)
        RESTORE_ALL_SYS
        SP = EX_SCRATCH_REG;
        rtx;
 ENDPROC(_ex_icplb_miss)
 
 ENTRY(_ex_syscall)
-       DEBUG_START_HWTRACE(p5, r7)
        (R7:6,P5:4) = [sp++];
        ASTAT = [sp++];
        raise 15;               /* invoked by TRAP #0, for sys call */
@@ -159,7 +178,6 @@ ENTRY(_ex_single_step)
 ENDPROC(_ex_single_step)
 
 ENTRY(_bfin_return_from_exception)
-       DEBUG_START_HWTRACE(p5, r7)
 #if ANOMALY_05000257
        R7=LC0;
        LC0=R7;
@@ -181,10 +199,9 @@ ENTRY(_handle_bad_cplb)
         * need to make a CPLB exception look like a normal exception
         */
 
-       DEBUG_START_HWTRACE(p5, r7)
        RESTORE_ALL_SYS
        [--sp] = ASTAT;
-       [--sp] = (R7:6, P5:4);
+       [--sp] = (R7:6,P5:4);
 
 ENTRY(_ex_replaceable)
        nop;
@@ -234,7 +251,6 @@ ENTRY(_ex_trap_c)
        R6 = SEQSTAT;
        [P5] = R6;
 
-       DEBUG_START_HWTRACE(p5, r7)
        (R7:6,P5:4) = [sp++];
        ASTAT = [sp++];
        SP = EX_SCRATCH_REG;
@@ -329,7 +345,7 @@ ENTRY(_exception_to_level5)
        R7 = R7 + R6;
        P5 = R7;
        R1 = [P5];
-       [SP + 8] = r1;
+       [SP + PT_SEQSTAT] = r1;
 
        r0 = sp;        /* stack frame pt_regs pointer argument ==> r0 */
        SP += -12;
@@ -363,8 +379,7 @@ ENTRY(_trap) /* Exception: 4th entry into system event table(supervisor mode)*/
        sp.h = _exception_stack_top;
        /* Try to deal with syscalls quickly.  */
        [--sp] = ASTAT;
-       [--sp] = (R7:6, P5:4);
-       DEBUG_STOP_HWTRACE(p5, r7)
+       [--sp] = (R7:6,P5:4);
        r7 = SEQSTAT;           /* reason code is in bit 5:0 */
        r6.l = lo(SEQSTAT_EXCAUSE);
        r6.h = hi(SEQSTAT_EXCAUSE);
@@ -633,9 +648,7 @@ ENTRY(_ret_from_exception)
        [sp + PT_IPEND] = r0;
 
 1:
-       r1 = 0x37(Z);
-       r2 = ~r1;
-       r2.h = 0;
+       r2 = LO(~0x37) (Z);
        r0 = r2 & r0;
        cc = r0 == 0;
        if !cc jump 4f; /* if not return to user mode, get out */
@@ -1356,7 +1369,7 @@ ENTRY(_sys_call_table)
        .long _sys_epoll_pwait
        .long _sys_utimensat
        .long _sys_signalfd
-       .long _sys_timerfd
+       .long _sys_timerfd_create
        .long _sys_eventfd      /* 350 */
        .long _sys_pread64
        .long _sys_pwrite64
@@ -1364,6 +1377,10 @@ ENTRY(_sys_call_table)
        .long _sys_set_robust_list
        .long _sys_get_robust_list      /* 355 */
        .long _sys_fallocate
+       .long _sys_semtimedop
+       .long _sys_timerfd_settime
+       .long _sys_timerfd_gettime
+
        .rept NR_syscalls-(.-_sys_call_table)/4
        .long _sys_ni_syscall
        .endr