+// SPDX-License-Identifier: GPL-2.0-or-later
/*
** ccio-dma.c:
** DMA management routines for first generation cache-coherent machines.
** (c) Copyright 2000 Ryan Bradetich
** (c) Copyright 2000 Hewlett-Packard Company
**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License as published by
-** the Free Software Foundation; either version 2 of the License, or
-** (at your option) any later version.
**
**
** "Real Mode" operation refers to U2/Uturn chip operation.
/* We currently only support kernel addresses */
BUG_ON(sid != KERNEL_SPACE);
- mtsp(sid,1);
-
/*
** WORD 1 - low order word
** "hints" parm includes the VALID bit!
** "dep" clobbers the physical address offset bits as well.
*/
- pa = virt_to_phys(vba);
+ pa = lpa(vba);
asm volatile("depw %1,31,12,%0" : "+r" (pa) : "r" (hints));
((u32 *)pdir_ptr)[1] = (u32) pa;
** Grab virtual index [0:11]
** Deposit virt_idx bits into I/O PDIR word
*/
- asm volatile ("lci %%r0(%%sr1, %1), %0" : "=r" (ci) : "r" (vba));
+ asm volatile ("lci %%r0(%1), %0" : "=r" (ci) : "r" (vba));
asm volatile ("extru %1,19,12,%0" : "+r" (ci) : "r" (ci));
asm volatile ("depw %1,15,12,%0" : "+r" (pa) : "r" (ci));