diff options
-rw-r--r-- | sys/arch/mvme88k/mvme88k/locore_asm_routines.S | 28 |
1 files changed, 10 insertions, 18 deletions
diff --git a/sys/arch/mvme88k/mvme88k/locore_asm_routines.S b/sys/arch/mvme88k/mvme88k/locore_asm_routines.S index b2340bcc6b0..6711ce946ca 100644 --- a/sys/arch/mvme88k/mvme88k/locore_asm_routines.S +++ b/sys/arch/mvme88k/mvme88k/locore_asm_routines.S @@ -1,4 +1,4 @@ -/* $OpenBSD: locore_asm_routines.S,v 1.24 2003/08/13 08:52:44 miod Exp $ */ +/* $OpenBSD: locore_asm_routines.S,v 1.25 2003/10/27 10:43:44 miod Exp $ */ /* * Mach Operating System * Copyright (c) 1993-1992 Carnegie Mellon University @@ -41,7 +41,7 @@ * DO_LOAD_ADDRESS * * unsigned int do_load_word(address, supervisor_mode) - * vm_offset_t address; \\ in r2 + * vaddr_t address; \\ in r2 * boolean_t supervisor_mode; \\ in r3 * * Return the word at ADDRESS (from user space if SUPERVISOR_MODE is zero, @@ -1549,11 +1549,11 @@ ENTRY(longjmp) * that pte. It also returns the pte found in the table. */ ENTRY(invalidate_pte) - or r3,r0,r0 - xmem r3,r2,r0 - tb1 0,r0,0 + or r3,r0,r0 | r3 = PG_NV + xmem r3,r2,r0 | exchange with *pte + FLUSH_PIPELINE jmp.n r1 - or r2,r3,r0 + or r2,r3,r0 | return previous value #ifdef DDB ENTRY(db_flush_pipeline) @@ -1565,17 +1565,8 @@ ENTRY(read_processor_identification_register) jmp.n r1 ldcr r2, PID -ENTRY(safe_byte_access) - ld.b r9,r0,r2 - tb1 0,r0,0 - br @L1 - or r0,r0,r0 -@L1: - st.b r9,r0,r3 - jmp r1 - -ENTRY(guarded_access) GLOBAL(guarded_access_start) +ENTRY(guarded_access) cmp r9,r3,4 bb1 eq,r9,@L145 cmp r9,r3,2 @@ -1602,12 +1593,13 @@ GLOBAL(guarded_access_start) GLOBAL(guarded_access_bad) jmp.n r1 or r2,r0,EFAULT -@L142: -GLOBAL(guarded_access_end) +@L142: jmp.n r1 or r2,r0,0 +GLOBAL(guarded_access_end) + /* * void set_cpu_number(unsigned number); * |