Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
[linux-2.6] / drivers / media / video / cx18 / cx18-scb.c
1 /*
2  *  cx18 System Control Block initialization
3  *
4  *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
5  *
6  *  This program is free software; you can redistribute it and/or modify
7  *  it under the terms of the GNU General Public License as published by
8  *  the Free Software Foundation; either version 2 of the License, or
9  *  (at your option) any later version.
10  *
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.
15  *
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
19  *  02111-1307  USA
20  */
21
22 #include "cx18-driver.h"
23 #include "cx18-scb.h"
24
25 void cx18_init_scb(struct cx18 *cx)
26 {
27         setup_page(SCB_OFFSET);
28         memset_io(cx->scb, 0, 0x10000);
29
30         writel(IRQ_APU_TO_CPU,     &cx->scb->apu2cpu_irq);
31         writel(IRQ_CPU_TO_APU_ACK, &cx->scb->cpu2apu_irq_ack);
32         writel(IRQ_HPU_TO_CPU,     &cx->scb->hpu2cpu_irq);
33         writel(IRQ_CPU_TO_HPU_ACK, &cx->scb->cpu2hpu_irq_ack);
34         writel(IRQ_PPU_TO_CPU,     &cx->scb->ppu2cpu_irq);
35         writel(IRQ_CPU_TO_PPU_ACK, &cx->scb->cpu2ppu_irq_ack);
36         writel(IRQ_EPU_TO_CPU,     &cx->scb->epu2cpu_irq);
37         writel(IRQ_CPU_TO_EPU_ACK, &cx->scb->cpu2epu_irq_ack);
38
39         writel(IRQ_CPU_TO_APU,     &cx->scb->cpu2apu_irq);
40         writel(IRQ_APU_TO_CPU_ACK, &cx->scb->apu2cpu_irq_ack);
41         writel(IRQ_HPU_TO_APU,     &cx->scb->hpu2apu_irq);
42         writel(IRQ_APU_TO_HPU_ACK, &cx->scb->apu2hpu_irq_ack);
43         writel(IRQ_PPU_TO_APU,     &cx->scb->ppu2apu_irq);
44         writel(IRQ_APU_TO_PPU_ACK, &cx->scb->apu2ppu_irq_ack);
45         writel(IRQ_EPU_TO_APU,     &cx->scb->epu2apu_irq);
46         writel(IRQ_APU_TO_EPU_ACK, &cx->scb->apu2epu_irq_ack);
47
48         writel(IRQ_CPU_TO_HPU,     &cx->scb->cpu2hpu_irq);
49         writel(IRQ_HPU_TO_CPU_ACK, &cx->scb->hpu2cpu_irq_ack);
50         writel(IRQ_APU_TO_HPU,     &cx->scb->apu2hpu_irq);
51         writel(IRQ_HPU_TO_APU_ACK, &cx->scb->hpu2apu_irq_ack);
52         writel(IRQ_PPU_TO_HPU,     &cx->scb->ppu2hpu_irq);
53         writel(IRQ_HPU_TO_PPU_ACK, &cx->scb->hpu2ppu_irq_ack);
54         writel(IRQ_EPU_TO_HPU,     &cx->scb->epu2hpu_irq);
55         writel(IRQ_HPU_TO_EPU_ACK, &cx->scb->hpu2epu_irq_ack);
56
57         writel(IRQ_CPU_TO_PPU,     &cx->scb->cpu2ppu_irq);
58         writel(IRQ_PPU_TO_CPU_ACK, &cx->scb->ppu2cpu_irq_ack);
59         writel(IRQ_APU_TO_PPU,     &cx->scb->apu2ppu_irq);
60         writel(IRQ_PPU_TO_APU_ACK, &cx->scb->ppu2apu_irq_ack);
61         writel(IRQ_HPU_TO_PPU,     &cx->scb->hpu2ppu_irq);
62         writel(IRQ_PPU_TO_HPU_ACK, &cx->scb->ppu2hpu_irq_ack);
63         writel(IRQ_EPU_TO_PPU,     &cx->scb->epu2ppu_irq);
64         writel(IRQ_PPU_TO_EPU_ACK, &cx->scb->ppu2epu_irq_ack);
65
66         writel(IRQ_CPU_TO_EPU,     &cx->scb->cpu2epu_irq);
67         writel(IRQ_EPU_TO_CPU_ACK, &cx->scb->epu2cpu_irq_ack);
68         writel(IRQ_APU_TO_EPU,     &cx->scb->apu2epu_irq);
69         writel(IRQ_EPU_TO_APU_ACK, &cx->scb->epu2apu_irq_ack);
70         writel(IRQ_HPU_TO_EPU,     &cx->scb->hpu2epu_irq);
71         writel(IRQ_EPU_TO_HPU_ACK, &cx->scb->epu2hpu_irq_ack);
72         writel(IRQ_PPU_TO_EPU,     &cx->scb->ppu2epu_irq);
73         writel(IRQ_EPU_TO_PPU_ACK, &cx->scb->epu2ppu_irq_ack);
74
75         writel(SCB_OFFSET + offsetof(struct cx18_scb, apu2cpu_mb),
76                         &cx->scb->apu2cpu_mb_offset);
77         writel(SCB_OFFSET + offsetof(struct cx18_scb, hpu2cpu_mb),
78                         &cx->scb->hpu2cpu_mb_offset);
79         writel(SCB_OFFSET + offsetof(struct cx18_scb, ppu2cpu_mb),
80                         &cx->scb->ppu2cpu_mb_offset);
81         writel(SCB_OFFSET + offsetof(struct cx18_scb, epu2cpu_mb),
82                         &cx->scb->epu2cpu_mb_offset);
83         writel(SCB_OFFSET + offsetof(struct cx18_scb, cpu2apu_mb),
84                         &cx->scb->cpu2apu_mb_offset);
85         writel(SCB_OFFSET + offsetof(struct cx18_scb, hpu2apu_mb),
86                         &cx->scb->hpu2apu_mb_offset);
87         writel(SCB_OFFSET + offsetof(struct cx18_scb, ppu2apu_mb),
88                         &cx->scb->ppu2apu_mb_offset);
89         writel(SCB_OFFSET + offsetof(struct cx18_scb, epu2apu_mb),
90                         &cx->scb->epu2apu_mb_offset);
91         writel(SCB_OFFSET + offsetof(struct cx18_scb, cpu2hpu_mb),
92                         &cx->scb->cpu2hpu_mb_offset);
93         writel(SCB_OFFSET + offsetof(struct cx18_scb, apu2hpu_mb),
94                         &cx->scb->apu2hpu_mb_offset);
95         writel(SCB_OFFSET + offsetof(struct cx18_scb, ppu2hpu_mb),
96                         &cx->scb->ppu2hpu_mb_offset);
97         writel(SCB_OFFSET + offsetof(struct cx18_scb, epu2hpu_mb),
98                         &cx->scb->epu2hpu_mb_offset);
99         writel(SCB_OFFSET + offsetof(struct cx18_scb, cpu2ppu_mb),
100                         &cx->scb->cpu2ppu_mb_offset);
101         writel(SCB_OFFSET + offsetof(struct cx18_scb, apu2ppu_mb),
102                         &cx->scb->apu2ppu_mb_offset);
103         writel(SCB_OFFSET + offsetof(struct cx18_scb, hpu2ppu_mb),
104                         &cx->scb->hpu2ppu_mb_offset);
105         writel(SCB_OFFSET + offsetof(struct cx18_scb, epu2ppu_mb),
106                         &cx->scb->epu2ppu_mb_offset);
107         writel(SCB_OFFSET + offsetof(struct cx18_scb, cpu2epu_mb),
108                         &cx->scb->cpu2epu_mb_offset);
109         writel(SCB_OFFSET + offsetof(struct cx18_scb, apu2epu_mb),
110                         &cx->scb->apu2epu_mb_offset);
111         writel(SCB_OFFSET + offsetof(struct cx18_scb, hpu2epu_mb),
112                         &cx->scb->hpu2epu_mb_offset);
113         writel(SCB_OFFSET + offsetof(struct cx18_scb, ppu2epu_mb),
114                         &cx->scb->ppu2epu_mb_offset);
115
116         writel(SCB_OFFSET + offsetof(struct cx18_scb, cpu_state),
117                         &cx->scb->ipc_offset);
118
119         writel(1, &cx->scb->hpu_state);
120         writel(1, &cx->scb->epu_state);
121 }