git.oblomov.eu Git - linux-2.6/blob - 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-io.h"
  24 #include "cx18-scb.h"
  25
  26 void cx18_init_scb(struct cx18 *cx)
  27 {
  28         cx18_setup_page(cx, SCB_OFFSET);
  29         cx18_memset_io(cx, cx->scb, 0, 0x10000);
  30
  31         cx18_writel(cx, IRQ_APU_TO_CPU,     &cx->scb->apu2cpu_irq);
  32         cx18_writel(cx, IRQ_CPU_TO_APU_ACK, &cx->scb->cpu2apu_irq_ack);
  33         cx18_writel(cx, IRQ_HPU_TO_CPU,     &cx->scb->hpu2cpu_irq);
  34         cx18_writel(cx, IRQ_CPU_TO_HPU_ACK, &cx->scb->cpu2hpu_irq_ack);
  35         cx18_writel(cx, IRQ_PPU_TO_CPU,     &cx->scb->ppu2cpu_irq);
  36         cx18_writel(cx, IRQ_CPU_TO_PPU_ACK, &cx->scb->cpu2ppu_irq_ack);
  37         cx18_writel(cx, IRQ_EPU_TO_CPU,     &cx->scb->epu2cpu_irq);
  38         cx18_writel(cx, IRQ_CPU_TO_EPU_ACK, &cx->scb->cpu2epu_irq_ack);
  39
  40         cx18_writel(cx, IRQ_CPU_TO_APU,     &cx->scb->cpu2apu_irq);
  41         cx18_writel(cx, IRQ_APU_TO_CPU_ACK, &cx->scb->apu2cpu_irq_ack);
  42         cx18_writel(cx, IRQ_HPU_TO_APU,     &cx->scb->hpu2apu_irq);
  43         cx18_writel(cx, IRQ_APU_TO_HPU_ACK, &cx->scb->apu2hpu_irq_ack);
  44         cx18_writel(cx, IRQ_PPU_TO_APU,     &cx->scb->ppu2apu_irq);
  45         cx18_writel(cx, IRQ_APU_TO_PPU_ACK, &cx->scb->apu2ppu_irq_ack);
  46         cx18_writel(cx, IRQ_EPU_TO_APU,     &cx->scb->epu2apu_irq);
  47         cx18_writel(cx, IRQ_APU_TO_EPU_ACK, &cx->scb->apu2epu_irq_ack);
  48
  49         cx18_writel(cx, IRQ_CPU_TO_HPU,     &cx->scb->cpu2hpu_irq);
  50         cx18_writel(cx, IRQ_HPU_TO_CPU_ACK, &cx->scb->hpu2cpu_irq_ack);
  51         cx18_writel(cx, IRQ_APU_TO_HPU,     &cx->scb->apu2hpu_irq);
  52         cx18_writel(cx, IRQ_HPU_TO_APU_ACK, &cx->scb->hpu2apu_irq_ack);
  53         cx18_writel(cx, IRQ_PPU_TO_HPU,     &cx->scb->ppu2hpu_irq);
  54         cx18_writel(cx, IRQ_HPU_TO_PPU_ACK, &cx->scb->hpu2ppu_irq_ack);
  55         cx18_writel(cx, IRQ_EPU_TO_HPU,     &cx->scb->epu2hpu_irq);
  56         cx18_writel(cx, IRQ_HPU_TO_EPU_ACK, &cx->scb->hpu2epu_irq_ack);
  57
  58         cx18_writel(cx, IRQ_CPU_TO_PPU,     &cx->scb->cpu2ppu_irq);
  59         cx18_writel(cx, IRQ_PPU_TO_CPU_ACK, &cx->scb->ppu2cpu_irq_ack);
  60         cx18_writel(cx, IRQ_APU_TO_PPU,     &cx->scb->apu2ppu_irq);
  61         cx18_writel(cx, IRQ_PPU_TO_APU_ACK, &cx->scb->ppu2apu_irq_ack);
  62         cx18_writel(cx, IRQ_HPU_TO_PPU,     &cx->scb->hpu2ppu_irq);
  63         cx18_writel(cx, IRQ_PPU_TO_HPU_ACK, &cx->scb->ppu2hpu_irq_ack);
  64         cx18_writel(cx, IRQ_EPU_TO_PPU,     &cx->scb->epu2ppu_irq);
  65         cx18_writel(cx, IRQ_PPU_TO_EPU_ACK, &cx->scb->ppu2epu_irq_ack);
  66
  67         cx18_writel(cx, IRQ_CPU_TO_EPU,     &cx->scb->cpu2epu_irq);
  68         cx18_writel(cx, IRQ_EPU_TO_CPU_ACK, &cx->scb->epu2cpu_irq_ack);
  69         cx18_writel(cx, IRQ_APU_TO_EPU,     &cx->scb->apu2epu_irq);
  70         cx18_writel(cx, IRQ_EPU_TO_APU_ACK, &cx->scb->epu2apu_irq_ack);
  71         cx18_writel(cx, IRQ_HPU_TO_EPU,     &cx->scb->hpu2epu_irq);
  72         cx18_writel(cx, IRQ_EPU_TO_HPU_ACK, &cx->scb->epu2hpu_irq_ack);
  73         cx18_writel(cx, IRQ_PPU_TO_EPU,     &cx->scb->ppu2epu_irq);
  74         cx18_writel(cx, IRQ_EPU_TO_PPU_ACK, &cx->scb->epu2ppu_irq_ack);
  75
  76         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2cpu_mb),
  77                         &cx->scb->apu2cpu_mb_offset);
  78         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2cpu_mb),
  79                         &cx->scb->hpu2cpu_mb_offset);
  80         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2cpu_mb),
  81                         &cx->scb->ppu2cpu_mb_offset);
  82         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2cpu_mb),
  83                         &cx->scb->epu2cpu_mb_offset);
  84         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2apu_mb),
  85                         &cx->scb->cpu2apu_mb_offset);
  86         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2apu_mb),
  87                         &cx->scb->hpu2apu_mb_offset);
  88         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2apu_mb),
  89                         &cx->scb->ppu2apu_mb_offset);
  90         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2apu_mb),
  91                         &cx->scb->epu2apu_mb_offset);
  92         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2hpu_mb),
  93                         &cx->scb->cpu2hpu_mb_offset);
  94         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2hpu_mb),
  95                         &cx->scb->apu2hpu_mb_offset);
  96         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2hpu_mb),
  97                         &cx->scb->ppu2hpu_mb_offset);
  98         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2hpu_mb),
  99                         &cx->scb->epu2hpu_mb_offset);
 100         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2ppu_mb),
 101                         &cx->scb->cpu2ppu_mb_offset);
 102         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2ppu_mb),
 103                         &cx->scb->apu2ppu_mb_offset);
 104         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2ppu_mb),
 105                         &cx->scb->hpu2ppu_mb_offset);
 106         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2ppu_mb),
 107                         &cx->scb->epu2ppu_mb_offset);
 108         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2epu_mb),
 109                         &cx->scb->cpu2epu_mb_offset);
 110         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2epu_mb),
 111                         &cx->scb->apu2epu_mb_offset);
 112         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2epu_mb),
 113                         &cx->scb->hpu2epu_mb_offset);
 114         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2epu_mb),
 115                         &cx->scb->ppu2epu_mb_offset);
 116
 117         cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu_state),
 118                         &cx->scb->ipc_offset);
 119
 120         cx18_writel(cx, 1, &cx->scb->hpu_state);
 121         cx18_writel(cx, 1, &cx->scb->epu_state);
 122 }