LXR linux/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
  26void 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}
 123