Merge branch 'for-upstream' of git://openrisc.net/jonas/linux

[~shefty/rdma-dev.git] / arch / openrisc / kernel / entry.S

diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index 54afd0a..d8a455e 100644 (file)
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -201,12 +201,17 @@ EXCEPTION_ENTRY(_bus_fault_handler)
         l.nop
 
 /* ---[ 0x300: Data Page Fault exception ]------------------------------- */
         l.nop
 
 /* ---[ 0x300: Data Page Fault exception ]------------------------------- */

+EXCEPTION_ENTRY(_dtlb_miss_page_fault_handler)
+       l.and   r5,r5,r0
+       l.j     1f
+        l.nop

 
 EXCEPTION_ENTRY(_data_page_fault_handler)
        /* set up parameters for do_page_fault */
 
 EXCEPTION_ENTRY(_data_page_fault_handler)
        /* set up parameters for do_page_fault */

+       l.ori   r5,r0,0x300                // exception vector
+1:

        l.addi  r3,r1,0                    // pt_regs
        /* r4 set be EXCEPTION_HANDLE */   // effective address of fault
        l.addi  r3,r1,0                    // pt_regs
        /* r4 set be EXCEPTION_HANDLE */   // effective address of fault

-       l.ori   r5,r0,0x300                // exception vector

 
        /*
         * __PHX__: TODO
 
        /*
         * __PHX__: TODO


@@ -276,12 +281,17 @@ EXCEPTION_ENTRY(_data_page_fault_handler)
        l.nop
 
 /* ---[ 0x400: Insn Page Fault exception ]------------------------------- */
        l.nop
 
 /* ---[ 0x400: Insn Page Fault exception ]------------------------------- */

+EXCEPTION_ENTRY(_itlb_miss_page_fault_handler)
+       l.and   r5,r5,r0
+       l.j     1f
+        l.nop

 
 EXCEPTION_ENTRY(_insn_page_fault_handler)
        /* set up parameters for do_page_fault */
 
 EXCEPTION_ENTRY(_insn_page_fault_handler)
        /* set up parameters for do_page_fault */

+       l.ori   r5,r0,0x400                // exception vector
+1:

        l.addi  r3,r1,0                    // pt_regs
        /* r4 set be EXCEPTION_HANDLE */   // effective address of fault
        l.addi  r3,r1,0                    // pt_regs
        /* r4 set be EXCEPTION_HANDLE */   // effective address of fault

-       l.ori   r5,r0,0x400                // exception vector

        l.ori   r6,r0,0x0                  // !write access
 
        /* call fault.c handler in or32/mm/fault.c */
        l.ori   r6,r0,0x0                  // !write access
 
        /* call fault.c handler in or32/mm/fault.c */


@@ -1040,7 +1050,7 @@ ENTRY(_switch)
         * we are expected to have set up the arg to schedule_tail already,
         * hence we do so here unconditionally:
         */
         * we are expected to have set up the arg to schedule_tail already,
         * hence we do so here unconditionally:
         */

-       l.lwz   r3,TI_STACK(r3)         /* Load 'prev' as schedule_tail arg */
+       l.lwz   r3,TI_TASK(r3)          /* Load 'prev' as schedule_tail arg */

        l.jr    r9
         l.nop
 
        l.jr    r9
         l.nop