diff options
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/kernel/pacache.S | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/arch/parisc/kernel/pacache.S b/arch/parisc/kernel/pacache.S index 985e06da37f5..1b39a2acaadf 100644 --- a/arch/parisc/kernel/pacache.S +++ b/arch/parisc/kernel/pacache.S @@ -96,7 +96,7 @@ fitmanyloop: /* Loop if LOOP >= 2 */ fitmanymiddle: /* Loop if LOOP >= 2 */ addib,COND(>) -1, %r31, fitmanymiddle /* Adjusted inner loop decr */ - pitlbe 0(%sr1, %r28) + pitlbe %r0(%sr1, %r28) pitlbe,m %arg1(%sr1, %r28) /* Last pitlbe and addr adjust */ addib,COND(>) -1, %r29, fitmanymiddle /* Middle loop decr */ copy %arg3, %r31 /* Re-init inner loop count */ @@ -139,7 +139,7 @@ fdtmanyloop: /* Loop if LOOP >= 2 */ fdtmanymiddle: /* Loop if LOOP >= 2 */ addib,COND(>) -1, %r31, fdtmanymiddle /* Adjusted inner loop decr */ - pdtlbe 0(%sr1, %r28) + pdtlbe %r0(%sr1, %r28) pdtlbe,m %arg1(%sr1, %r28) /* Last pdtlbe and addr adjust */ addib,COND(>) -1, %r29, fdtmanymiddle /* Middle loop decr */ copy %arg3, %r31 /* Re-init inner loop count */ @@ -626,12 +626,12 @@ ENTRY_CFI(copy_user_page_asm) /* Purge any old translations */ #ifdef CONFIG_PA20 - pdtlb,l 0(%r28) - pdtlb,l 0(%r29) + pdtlb,l %r0(%r28) + pdtlb,l %r0(%r29) #else tlb_lock %r20,%r21,%r22 - pdtlb 0(%r28) - pdtlb 0(%r29) + pdtlb %r0(%r28) + pdtlb %r0(%r29) tlb_unlock %r20,%r21,%r22 #endif @@ -774,10 +774,10 @@ ENTRY_CFI(clear_user_page_asm) /* Purge any old translation */ #ifdef CONFIG_PA20 - pdtlb,l 0(%r28) + pdtlb,l %r0(%r28) #else tlb_lock %r20,%r21,%r22 - pdtlb 0(%r28) + pdtlb %r0(%r28) tlb_unlock %r20,%r21,%r22 #endif @@ -858,10 +858,10 @@ ENTRY_CFI(flush_dcache_page_asm) /* Purge any old translation */ #ifdef CONFIG_PA20 - pdtlb,l 0(%r28) + pdtlb,l %r0(%r28) #else tlb_lock %r20,%r21,%r22 - pdtlb 0(%r28) + pdtlb %r0(%r28) tlb_unlock %r20,%r21,%r22 #endif @@ -898,10 +898,10 @@ ENTRY_CFI(flush_dcache_page_asm) sync #ifdef CONFIG_PA20 - pdtlb,l 0(%r25) + pdtlb,l %r0(%r25) #else tlb_lock %r20,%r21,%r22 - pdtlb 0(%r25) + pdtlb %r0(%r25) tlb_unlock %r20,%r21,%r22 #endif @@ -931,13 +931,18 @@ ENTRY_CFI(flush_icache_page_asm) depwi 0, 31,PAGE_SHIFT, %r28 /* Clear any offset bits */ #endif - /* Purge any old translation */ + /* Purge any old translation. Note that the FIC instruction + * may use either the instruction or data TLB. Given that we + * have a flat address space, it's not clear which TLB will be + * used. So, we purge both entries. */ #ifdef CONFIG_PA20 + pdtlb,l %r0(%r28) pitlb,l %r0(%sr4,%r28) #else tlb_lock %r20,%r21,%r22 - pitlb (%sr4,%r28) + pdtlb %r0(%r28) + pitlb %r0(%sr4,%r28) tlb_unlock %r20,%r21,%r22 #endif @@ -976,10 +981,12 @@ ENTRY_CFI(flush_icache_page_asm) sync #ifdef CONFIG_PA20 + pdtlb,l %r0(%r28) pitlb,l %r0(%sr4,%r25) #else tlb_lock %r20,%r21,%r22 - pitlb (%sr4,%r25) + pdtlb %r0(%r28) + pitlb %r0(%sr4,%r25) tlb_unlock %r20,%r21,%r22 #endif |