LXR linux/drivers/media/pci/cx18/cx18-scb.c

   1/*
   2 *  cx18 System Control Block initialization
   3 *
   4 *  Copyright (C) 2007  Hans Verkuil <hverkuil@xs4all.nl>
   5 *  Copyright (C) 2008  Andy Walls <awalls@md.metrocast.net>
   6 *
   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; either version 2 of the License, or
  10 *  (at your option) any later version.
  11 *
  12 *  This program is distributed in the hope that it will be useful,
  13 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 *  GNU General Public License for more details.
  16 *
  17 *  You should have received a copy of the GNU General Public License
  18 *  along with this program; if not, write to the Free Software
  19 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  20 *  02111-1307  USA
  21 */
  22
  23#include "cx18-driver.h"
  24#include "cx18-io.h"
  25#include "cx18-scb.h"
  26
  27void cx18_init_scb(struct cx18 *cx)
  28{
  29        cx18_setup_page(cx, SCB_OFFSET);
  30        cx18_memset_io(cx, cx->scb, 0, 0x10000);
  31
  32        cx18_writel(cx, IRQ_APU_TO_CPU,     &cx->scb->apu2cpu_irq);
  33        cx18_writel(cx, IRQ_CPU_TO_APU_ACK, &cx->scb->cpu2apu_irq_ack);
  34        cx18_writel(cx, IRQ_HPU_TO_CPU,     &cx->scb->hpu2cpu_irq);
  35        cx18_writel(cx, IRQ_CPU_TO_HPU_ACK, &cx->scb->cpu2hpu_irq_ack);
  36        cx18_writel(cx, IRQ_PPU_TO_CPU,     &cx->scb->ppu2cpu_irq);
  37        cx18_writel(cx, IRQ_CPU_TO_PPU_ACK, &cx->scb->cpu2ppu_irq_ack);
  38        cx18_writel(cx, IRQ_EPU_TO_CPU,     &cx->scb->epu2cpu_irq);
  39        cx18_writel(cx, IRQ_CPU_TO_EPU_ACK, &cx->scb->cpu2epu_irq_ack);
  40
  41        cx18_writel(cx, IRQ_CPU_TO_APU,     &cx->scb->cpu2apu_irq);
  42        cx18_writel(cx, IRQ_APU_TO_CPU_ACK, &cx->scb->apu2cpu_irq_ack);
  43        cx18_writel(cx, IRQ_HPU_TO_APU,     &cx->scb->hpu2apu_irq);
  44        cx18_writel(cx, IRQ_APU_TO_HPU_ACK, &cx->scb->apu2hpu_irq_ack);
  45        cx18_writel(cx, IRQ_PPU_TO_APU,     &cx->scb->ppu2apu_irq);
  46        cx18_writel(cx, IRQ_APU_TO_PPU_ACK, &cx->scb->apu2ppu_irq_ack);
  47        cx18_writel(cx, IRQ_EPU_TO_APU,     &cx->scb->epu2apu_irq);
  48        cx18_writel(cx, IRQ_APU_TO_EPU_ACK, &cx->scb->apu2epu_irq_ack);
  49
  50        cx18_writel(cx, IRQ_CPU_TO_HPU,     &cx->scb->cpu2hpu_irq);
  51        cx18_writel(cx, IRQ_HPU_TO_CPU_ACK, &cx->scb->hpu2cpu_irq_ack);
  52        cx18_writel(cx, IRQ_APU_TO_HPU,     &cx->scb->apu2hpu_irq);
  53        cx18_writel(cx, IRQ_HPU_TO_APU_ACK, &cx->scb->hpu2apu_irq_ack);
  54        cx18_writel(cx, IRQ_PPU_TO_HPU,     &cx->scb->ppu2hpu_irq);
  55        cx18_writel(cx, IRQ_HPU_TO_PPU_ACK, &cx->scb->hpu2ppu_irq_ack);
  56        cx18_writel(cx, IRQ_EPU_TO_HPU,     &cx->scb->epu2hpu_irq);
  57        cx18_writel(cx, IRQ_HPU_TO_EPU_ACK, &cx->scb->hpu2epu_irq_ack);
  58
  59        cx18_writel(cx, IRQ_CPU_TO_PPU,     &cx->scb->cpu2ppu_irq);
  60        cx18_writel(cx, IRQ_PPU_TO_CPU_ACK, &cx->scb->ppu2cpu_irq_ack);
  61        cx18_writel(cx, IRQ_APU_TO_PPU,     &cx->scb->apu2ppu_irq);
  62        cx18_writel(cx, IRQ_PPU_TO_APU_ACK, &cx->scb->ppu2apu_irq_ack);
  63        cx18_writel(cx, IRQ_HPU_TO_PPU,     &cx->scb->hpu2ppu_irq);
  64        cx18_writel(cx, IRQ_PPU_TO_HPU_ACK, &cx->scb->ppu2hpu_irq_ack);
  65        cx18_writel(cx, IRQ_EPU_TO_PPU,     &cx->scb->epu2ppu_irq);
  66        cx18_writel(cx, IRQ_PPU_TO_EPU_ACK, &cx->scb->ppu2epu_irq_ack);
  67
  68        cx18_writel(cx, IRQ_CPU_TO_EPU,     &cx->scb->cpu2epu_irq);
  69        cx18_writel(cx, IRQ_EPU_TO_CPU_ACK, &cx->scb->epu2cpu_irq_ack);
  70        cx18_writel(cx, IRQ_APU_TO_EPU,     &cx->scb->apu2epu_irq);
  71        cx18_writel(cx, IRQ_EPU_TO_APU_ACK, &cx->scb->epu2apu_irq_ack);
  72        cx18_writel(cx, IRQ_HPU_TO_EPU,     &cx->scb->hpu2epu_irq);
  73        cx18_writel(cx, IRQ_EPU_TO_HPU_ACK, &cx->scb->epu2hpu_irq_ack);
  74        cx18_writel(cx, IRQ_PPU_TO_EPU,     &cx->scb->ppu2epu_irq);
  75        cx18_writel(cx, IRQ_EPU_TO_PPU_ACK, &cx->scb->epu2ppu_irq_ack);
  76
  77        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2cpu_mb),
  78                        &cx->scb->apu2cpu_mb_offset);
  79        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2cpu_mb),
  80                        &cx->scb->hpu2cpu_mb_offset);
  81        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2cpu_mb),
  82                        &cx->scb->ppu2cpu_mb_offset);
  83        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2cpu_mb),
  84                        &cx->scb->epu2cpu_mb_offset);
  85        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2apu_mb),
  86                        &cx->scb->cpu2apu_mb_offset);
  87        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2apu_mb),
  88                        &cx->scb->hpu2apu_mb_offset);
  89        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2apu_mb),
  90                        &cx->scb->ppu2apu_mb_offset);
  91        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2apu_mb),
  92                        &cx->scb->epu2apu_mb_offset);
  93        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2hpu_mb),
  94                        &cx->scb->cpu2hpu_mb_offset);
  95        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2hpu_mb),
  96                        &cx->scb->apu2hpu_mb_offset);
  97        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2hpu_mb),
  98                        &cx->scb->ppu2hpu_mb_offset);
  99        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2hpu_mb),
 100                        &cx->scb->epu2hpu_mb_offset);
 101        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2ppu_mb),
 102                        &cx->scb->cpu2ppu_mb_offset);
 103        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2ppu_mb),
 104                        &cx->scb->apu2ppu_mb_offset);
 105        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2ppu_mb),
 106                        &cx->scb->hpu2ppu_mb_offset);
 107        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, epu2ppu_mb),
 108                        &cx->scb->epu2ppu_mb_offset);
 109        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu2epu_mb),
 110                        &cx->scb->cpu2epu_mb_offset);
 111        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, apu2epu_mb),
 112                        &cx->scb->apu2epu_mb_offset);
 113        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, hpu2epu_mb),
 114                        &cx->scb->hpu2epu_mb_offset);
 115        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, ppu2epu_mb),
 116                        &cx->scb->ppu2epu_mb_offset);
 117
 118        cx18_writel(cx, SCB_OFFSET + offsetof(struct cx18_scb, cpu_state),
 119                        &cx->scb->ipc_offset);
 120
 121        cx18_writel(cx, 1, &cx->scb->epu_state);
 122}
 123