d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam/*
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * CDDL HEADER START
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam *
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * The contents of this file are subject to the terms of the
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * Common Development and Distribution License (the "License").
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * You may not use this file except in compliance with the License.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam *
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * or http://www.opensolaris.org/os/licensing.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * See the License for the specific language governing permissions
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * and limitations under the License.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam *
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * When distributing Covered Code, include this CDDL HEADER in each
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * If applicable, add the following below this CDDL HEADER, with the
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * fields enclosed by brackets "[]" replaced with your own identifying
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * information: Portions Copyright [yyyy] [name of copyright owner]
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam *
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * CDDL HEADER END
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam/*
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * Copyright 2010 Sun Microsystems, Inc. All rights reserved.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * Use is subject to license terms.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam#include <sys/promif.h>
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam#include <sys/promimpl.h>
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam/*
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * prom_itlb_load, prom_dtlb_load:
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam *
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * Manage the Spitfire TLB. Returns 0 if successful, -1 otherwise.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * Flush the address in context zero mapped by tte_data and virt,
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam * and load the {i,d} tlb entry index with tte_data and virt.
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliamint
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliamprom_itlb_load(int index, unsigned long long tte_data, caddr_t virt)
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam{
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam cell_t ci[9];
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam int rv;
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ihandle_t immu = prom_mmu_ihandle();
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam if ((immu == (ihandle_t)-1))
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (-1);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[0] = p1275_ptr2cell("call-method"); /* Service name */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[1] = (cell_t)5; /* #argument cells */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[2] = (cell_t)1; /* #result cells */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[3] = p1275_ptr2cell("SUNW,itlb-load"); /* Arg1: method name */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[4] = p1275_ihandle2cell(immu); /* Arg2: mmu ihandle */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[5] = p1275_ptr2cell(virt); /* Arg3: SA1: virt */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[6] = (cell_t)tte_data; /* Arg4: SA2: tte_data */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[7] = p1275_int2cell(index); /* Arg5: SA3: index */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam promif_preprom();
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam rv = p1275_cif_handler(&ci);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam promif_postprom();
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam if (rv != 0)
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (-1);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam if (ci[8] != 0) /* Res1: Catch result */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (-1);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (0);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam}
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliamint
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliamprom_dtlb_load(int index, unsigned long long tte_data, caddr_t virt)
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam{
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam cell_t ci[9];
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam int rv;
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ihandle_t immu = prom_mmu_ihandle();
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam if ((immu == (ihandle_t)-1))
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (-1);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[0] = p1275_ptr2cell("call-method"); /* Service name */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[1] = (cell_t)5; /* #argument cells */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[2] = (cell_t)1; /* #result cells */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[3] = p1275_ptr2cell("SUNW,dtlb-load"); /* Arg1: method name */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[4] = p1275_ihandle2cell(immu); /* Arg2: mmu ihandle */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[5] = p1275_ptr2cell(virt); /* Arg3: SA1: virt */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[6] = (cell_t)tte_data; /* Arg4: SA2: tte_data */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam ci[7] = p1275_int2cell(index); /* Arg5: SA3: index */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam promif_preprom();
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam rv = p1275_cif_handler(&ci);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam promif_postprom();
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam if (rv != 0)
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (-1);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam if (ci[8] != 0) /* Res1: Catch result */
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (-1);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam return (0);
d24234c24aeaca4ca56ee3ac2794507968f274c4Jerry Gilliam}