- 根目录:
- arch
- mips
- powertv
- asic
- prealloc-zeus.c
/*
* Memory pre-allocations for Zeus boxes.
*
* Copyright (C) 2005-2009 Scientific-Atlanta, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* Author: Ken Eppinett
* David Schleef <ds@schleef.org>
*/
#include <linux/init.h>
#include <linux/ioport.h>
#include <asm/mach-powertv/asic.h>
#include "prealloc.h"
/*
* DVR_CAPABLE RESOURCES
*/
struct resource dvr_zeus_resources[] __initdata =
{
/*
* VIDEO1 / LX1
*/
/* Delta-Mu 1 image (2MiB) */
PREALLOC_NORMAL("ST231aImage", 0x20000000, 0x20200000-1,
IORESOURCE_MEM)
/* Delta-Mu 1 monitor (8KiB) */
PREALLOC_NORMAL("ST231aMonitor", 0x20200000, 0x20202000-1,
IORESOURCE_MEM)
/* Delta-Mu 1 RAM (~29.9MiB (32MiB - (2MiB + 8KiB))) */
PREALLOC_NORMAL("MediaMemory1", 0x20202000, 0x22000000-1,
IORESOURCE_MEM)
/*
* VIDEO2 / LX2
*/
/* Delta-Mu 2 image (2MiB) */
PREALLOC_NORMAL("ST231bImage", 0x30000000, 0x30200000-1,
IORESOURCE_MEM)
/* Delta-Mu 2 monitor (8KiB) */
PREALLOC_NORMAL("ST231bMonitor", 0x30200000, 0x30202000-1,
IORESOURCE_MEM)
/* Delta-Mu 2 RAM (~29.9MiB (32MiB - (2MiB + 8KiB))) */
PREALLOC_NORMAL("MediaMemory2", 0x30202000, 0x32000000-1,
IORESOURCE_MEM)
/*
* Sysaudio Driver
*/
/* DSP code and data images (1MiB) */
PREALLOC_NORMAL("DSP_Image_Buff", 0x00000000, 0x00100000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* ADSC CPU PCM buffer (40KiB) */
PREALLOC_NORMAL("ADSC_CPU_PCM_Buff", 0x00000000, 0x0000A000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* ADSC AUX buffer (16KiB) */
PREALLOC_NORMAL("ADSC_AUX_Buff", 0x00000000, 0x00004000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* ADSC Main buffer (16KiB) */
PREALLOC_NORMAL("ADSC_Main_Buff", 0x00000000, 0x00004000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* STAVEM driver/STAPI
*
* This memory area is used for allocating buffers for Video decoding
* purposes. Allocation/De-allocation within this buffer is managed
* by the STAVMEM driver of the STAPI. They could be Decimated
* Picture Buffers, Intermediate Buffers, as deemed necessary for
* video decoding purposes, for any video decoders on Zeus.
*/
/* 12MiB */
PREALLOC_NORMAL("AVMEMPartition0", 0x00000000, 0x00c00000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* DOCSIS Subsystem
*/
/* 7MiB */
PREALLOC_DOCSIS("Docsis", 0x40100000, 0x40800000-1, IORESOURCE_MEM)
/*
* GHW HAL Driver
*/
/* PowerTV Graphics Heap (14MiB) */
PREALLOC_NORMAL("GraphicsHeap", 0x46900000, 0x47700000-1,
IORESOURCE_MEM)
/*
* multi com buffer area
*/
/* 128KiB */
PREALLOC_NORMAL("MulticomSHM", 0x47900000, 0x47920000-1,
IORESOURCE_MEM)
/*
* DMA Ring buffer
*/
/* 2.5MiB */
PREALLOC_NORMAL("BMM_Buffer", 0x00000000, 0x00280000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Display bins buffer for unit0
*/
/* 4KiB */
PREALLOC_NORMAL("DisplayBins0", 0x00000000, 0x00001000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Display bins buffer for unit1
*/
/* 4KiB */
PREALLOC_NORMAL("DisplayBins1", 0x00000000, 0x00001000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* ITFS
*/
/* 815,104 bytes each for 2 ITFS partitions. */
PREALLOC_NORMAL("ITFS", 0x00000000, 0x0018E000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* AVFS
*/
/* (945K * 8) = (128K * 3) 5 playbacks / 3 server */
PREALLOC_NORMAL("AvfsDmaMem", 0x00000000, 0x007c2000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* 4KiB */
PREALLOC_NORMAL("AvfsFileSys", 0x00000000, 0x00001000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* PMEM
*/
/* Persistent memory for diagnostics (64KiB) */
PREALLOC_PMEM("DiagPersistentMemory", 0x00000000, 0x10000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Smartcard
*/
/* Read and write buffers for Internal/External cards (10KiB) */
PREALLOC_NORMAL("SmartCardInfo", 0x00000000, 0x2800-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* TFTPBuffer
*
* This buffer is used in some minimal configurations (e.g. two-way
* loader) for storing software images
*/
PREALLOC_TFTP("TFTPBuffer", 0x00000000, MEBIBYTE(80)-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Add other resources here
*/
/*
* End of Resource marker
*/
{
.flags = 0,
},
};
/*
* NON_DVR_CAPABLE ZEUS RESOURCES
*/
struct resource non_dvr_zeus_resources[] __initdata =
{
/*
* VIDEO1 / LX1
*/
/* Delta-Mu 1 image (2MiB) */
PREALLOC_NORMAL("ST231aImage", 0x20000000, 0x20200000-1,
IORESOURCE_MEM)
/* Delta-Mu 1 monitor (8KiB) */
PREALLOC_NORMAL("ST231aMonitor", 0x20200000, 0x20202000-1,
IORESOURCE_MEM)
/* Delta-Mu 1 RAM (~29.9MiB (32MiB - (2MiB + 8KiB))) */
PREALLOC_NORMAL("MediaMemory1", 0x20202000, 0x22000000-1,
IORESOURCE_MEM)
/*
* Sysaudio Driver
*/
/* DSP code and data images (1MiB) */
PREALLOC_NORMAL("DSP_Image_Buff", 0x00000000, 0x00100000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* ADSC CPU PCM buffer (40KiB) */
PREALLOC_NORMAL("ADSC_CPU_PCM_Buff", 0x00000000, 0x0000A000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* ADSC AUX buffer (16KiB) */
PREALLOC_NORMAL("ADSC_AUX_Buff", 0x00000000, 0x00004000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/* ADSC Main buffer (16KiB) */
PREALLOC_NORMAL("ADSC_Main_Buff", 0x00000000, 0x00004000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* STAVEM driver/STAPI
*/
/* 6MiB */
PREALLOC_NORMAL("AVMEMPartition0", 0x00000000, 0x00600000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* DOCSIS Subsystem
*/
/* 7MiB */
PREALLOC_DOCSIS("Docsis", 0x40100000, 0x40800000-1, IORESOURCE_MEM)
/*
* GHW HAL Driver
*/
/* PowerTV Graphics Heap (14MiB) */
PREALLOC_NORMAL("GraphicsHeap", 0x46900000, 0x47700000-1,
IORESOURCE_MEM)
/*
* multi com buffer area
*/
/* 128KiB */
PREALLOC_NORMAL("MulticomSHM", 0x47900000, 0x47920000-1,
IORESOURCE_MEM)
/*
* DMA Ring buffer
*/
/* 2.5MiB */
PREALLOC_NORMAL("BMM_Buffer", 0x00000000, 0x00280000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Display bins buffer for unit0
*/
/* 4KiB */
PREALLOC_NORMAL("DisplayBins0", 0x00000000, 0x00001000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* AVFS: player HAL memory
*/
/* 945K * 3 for playback */
PREALLOC_NORMAL("AvfsDmaMem", 0x00000000, 0x002c4c00-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* PMEM
*/
/* Persistent memory for diagnostics (64KiB) */
PREALLOC_PMEM("DiagPersistentMemory", 0x00000000, 0x10000-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Smartcard
*/
/* Read and write buffers for Internal/External cards (10KiB) */
PREALLOC_NORMAL("SmartCardInfo", 0x00000000, 0x2800-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* NAND Flash
*/
/* 10KiB */
PREALLOC_NORMAL("NandFlash", NAND_FLASH_BASE, NAND_FLASH_BASE+0x400-1,
IORESOURCE_MEM)
/*
* TFTPBuffer
*
* This buffer is used in some minimal configurations (e.g. two-way
* loader) for storing software images
*/
PREALLOC_TFTP("TFTPBuffer", 0x00000000, MEBIBYTE(80)-1,
(IORESOURCE_MEM|IORESOURCE_PTV_RES_LOEXT))
/*
* Add other resources here
*/
/*
* End of Resource marker
*/
{
.flags = 0,
},
};