2 * spu hypervisor abstraction for direct hardware access.
4 * (C) Copyright IBM Deutschland Entwicklung GmbH 2005
5 * Copyright 2006 Sony Corp.
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; version 2 of the License.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #include <linux/module.h>
25 #include <asm/spu_priv1.h>
27 static void int_mask_and(struct spu *spu, int class, u64 mask)
31 old_mask = in_be64(&spu->priv1->int_mask_RW[class]);
32 out_be64(&spu->priv1->int_mask_RW[class], old_mask & mask);
35 static void int_mask_or(struct spu *spu, int class, u64 mask)
39 old_mask = in_be64(&spu->priv1->int_mask_RW[class]);
40 out_be64(&spu->priv1->int_mask_RW[class], old_mask | mask);
43 static void int_mask_set(struct spu *spu, int class, u64 mask)
45 out_be64(&spu->priv1->int_mask_RW[class], mask);
48 static u64 int_mask_get(struct spu *spu, int class)
50 return in_be64(&spu->priv1->int_mask_RW[class]);
53 static void int_stat_clear(struct spu *spu, int class, u64 stat)
55 out_be64(&spu->priv1->int_stat_RW[class], stat);
58 static u64 int_stat_get(struct spu *spu, int class)
60 return in_be64(&spu->priv1->int_stat_RW[class]);
63 static void int_route_set(struct spu *spu, u64 route)
65 out_be64(&spu->priv1->int_route_RW, route);
68 static u64 mfc_dar_get(struct spu *spu)
70 return in_be64(&spu->priv1->mfc_dar_RW);
73 static u64 mfc_dsisr_get(struct spu *spu)
75 return in_be64(&spu->priv1->mfc_dsisr_RW);
78 static void mfc_dsisr_set(struct spu *spu, u64 dsisr)
80 out_be64(&spu->priv1->mfc_dsisr_RW, dsisr);
83 static void mfc_sdr_set(struct spu *spu, u64 sdr)
85 out_be64(&spu->priv1->mfc_sdr_RW, sdr);
88 static void mfc_sr1_set(struct spu *spu, u64 sr1)
90 out_be64(&spu->priv1->mfc_sr1_RW, sr1);
93 static u64 mfc_sr1_get(struct spu *spu)
95 return in_be64(&spu->priv1->mfc_sr1_RW);
98 static void mfc_tclass_id_set(struct spu *spu, u64 tclass_id)
100 out_be64(&spu->priv1->mfc_tclass_id_RW, tclass_id);
103 static u64 mfc_tclass_id_get(struct spu *spu)
105 return in_be64(&spu->priv1->mfc_tclass_id_RW);
108 static void tlb_invalidate(struct spu *spu)
110 out_be64(&spu->priv1->tlb_invalidate_entry_W, 0ul);
113 static void resource_allocation_groupID_set(struct spu *spu, u64 id)
115 out_be64(&spu->priv1->resource_allocation_groupID_RW, id);
118 static u64 resource_allocation_groupID_get(struct spu *spu)
120 return in_be64(&spu->priv1->resource_allocation_groupID_RW);
123 static void resource_allocation_enable_set(struct spu *spu, u64 enable)
125 out_be64(&spu->priv1->resource_allocation_enable_RW, enable);
128 static u64 resource_allocation_enable_get(struct spu *spu)
130 return in_be64(&spu->priv1->resource_allocation_enable_RW);
133 const struct spu_priv1_ops spu_priv1_mmio_ops =
135 .int_mask_and = int_mask_and,
136 .int_mask_or = int_mask_or,
137 .int_mask_set = int_mask_set,
138 .int_mask_get = int_mask_get,
139 .int_stat_clear = int_stat_clear,
140 .int_stat_get = int_stat_get,
141 .int_route_set = int_route_set,
142 .mfc_dar_get = mfc_dar_get,
143 .mfc_dsisr_get = mfc_dsisr_get,
144 .mfc_dsisr_set = mfc_dsisr_set,
145 .mfc_sdr_set = mfc_sdr_set,
146 .mfc_sr1_set = mfc_sr1_set,
147 .mfc_sr1_get = mfc_sr1_get,
148 .mfc_tclass_id_set = mfc_tclass_id_set,
149 .mfc_tclass_id_get = mfc_tclass_id_get,
150 .tlb_invalidate = tlb_invalidate,
151 .resource_allocation_groupID_set = resource_allocation_groupID_set,
152 .resource_allocation_groupID_get = resource_allocation_groupID_get,
153 .resource_allocation_enable_set = resource_allocation_enable_set,
154 .resource_allocation_enable_get = resource_allocation_enable_get,