| /* |
| * Driver for the NXP SAA7164 PCIe bridge |
| * |
| * Copyright (c) 2009 Steven Toth <stoth@kernellabs.com> |
| * |
| * 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., 675 Mass Ave, Cambridge, MA 02139, USA. |
| */ |
| |
| /* TODO: Retest the driver with errors expressed as negatives */ |
| |
| /* Result codes */ |
| #define SAA_OK 0 |
| #define SAA_ERR_BAD_PARAMETER 0x09 |
| #define SAA_ERR_NO_RESOURCES 0x0c |
| #define SAA_ERR_NOT_SUPPORTED 0x13 |
| #define SAA_ERR_BUSY 0x15 |
| #define SAA_ERR_READ 0x17 |
| #define SAA_ERR_TIMEOUT 0x1f |
| #define SAA_ERR_OVERFLOW 0x20 |
| #define SAA_ERR_EMPTY 0x22 |
| #define SAA_ERR_NOT_STARTED 0x23 |
| #define SAA_ERR_ALREADY_STARTED 0x24 |
| #define SAA_ERR_NOT_STOPPED 0x25 |
| #define SAA_ERR_ALREADY_STOPPED 0x26 |
| #define SAA_ERR_INVALID_COMMAND 0x3e |
| #define SAA_ERR_NULL_PACKET 0x59 |
| |
| /* Errors and flags from the silicon */ |
| #define PVC_ERRORCODE_UNKNOWN 0x00 |
| #define PVC_ERRORCODE_INVALID_COMMAND 0x01 |
| #define PVC_ERRORCODE_INVALID_CONTROL 0x02 |
| #define PVC_ERRORCODE_INVALID_DATA 0x03 |
| #define PVC_ERRORCODE_TIMEOUT 0x04 |
| #define PVC_ERRORCODE_NAK 0x05 |
| #define PVC_RESPONSEFLAG_ERROR 0x01 |
| #define PVC_RESPONSEFLAG_OVERFLOW 0x02 |
| #define PVC_RESPONSEFLAG_RESET 0x04 |
| #define PVC_RESPONSEFLAG_INTERFACE 0x08 |
| #define PVC_RESPONSEFLAG_CONTINUED 0x10 |
| #define PVC_CMDFLAG_INTERRUPT 0x02 |
| #define PVC_CMDFLAG_INTERFACE 0x04 |
| #define PVC_CMDFLAG_SERIALIZE 0x08 |
| #define PVC_CMDFLAG_CONTINUE 0x10 |
| |
| /* Silicon Commands */ |
| #define GET_DESCRIPTORS_CONTROL 0x01 |
| #define GET_STRING_CONTROL 0x03 |
| #define GET_LANGUAGE_CONTROL 0x05 |
| #define SET_POWER_CONTROL 0x07 |
| #define GET_FW_VERSION_CONTROL 0x09 |
| #define SET_DEBUG_LEVEL_CONTROL 0x0B |
| #define GET_DEBUG_DATA_CONTROL 0x0C |
| #define GET_PRODUCTION_INFO_CONTROL 0x0D |
| |
| /* cmd defines */ |
| #define SAA_CMDFLAG_CONTINUE 0x10 |
| #define SAA_CMD_MAX_MSG_UNITS 256 |
| |
| /* Some defines */ |
| #define SAA_BUS_TIMEOUT 50 |
| #define SAA_DEVICE_TIMEOUT 5000 |
| #define SAA_DEVICE_MAXREQUESTSIZE 256 |
| |
| /* Register addresses */ |
| #define SAA_DEVICE_VERSION 0x30 |
| #define SAA_DOWNLOAD_FLAGS 0x34 |
| #define SAA_DOWNLOAD_FLAG 0x34 |
| #define SAA_DOWNLOAD_FLAG_ACK 0x38 |
| #define SAA_DATAREADY_FLAG 0x3C |
| #define SAA_DATAREADY_FLAG_ACK 0x40 |
| |
| /* Boot loader register and bit definitions */ |
| #define SAA_BOOTLOADERERROR_FLAGS 0x44 |
| #define SAA_DEVICE_IMAGE_SEARCHING 0x01 |
| #define SAA_DEVICE_IMAGE_LOADING 0x02 |
| #define SAA_DEVICE_IMAGE_BOOTING 0x03 |
| #define SAA_DEVICE_IMAGE_CORRUPT 0x04 |
| #define SAA_DEVICE_MEMORY_CORRUPT 0x08 |
| #define SAA_DEVICE_NO_IMAGE 0x10 |
| |
| /* Register addresses */ |
| #define SAA_DEVICE_2ND_VERSION 0x50 |
| #define SAA_DEVICE_2ND_DOWNLOADFLAG_OFFSET 0x54 |
| |
| /* Register addresses */ |
| #define SAA_SECONDSTAGEERROR_FLAGS 0x64 |
| |
| /* Bootloader regs and flags */ |
| #define SAA_DEVICE_DEADLOCK_DETECTED_OFFSET 0x6C |
| #define SAA_DEVICE_DEADLOCK_DETECTED 0xDEADDEAD |
| |
| /* Basic firmware status registers */ |
| #define SAA_DEVICE_SYSINIT_STATUS_OFFSET 0x70 |
| #define SAA_DEVICE_SYSINIT_STATUS 0x70 |
| #define SAA_DEVICE_SYSINIT_MODE 0x74 |
| #define SAA_DEVICE_SYSINIT_SPEC 0x78 |
| #define SAA_DEVICE_SYSINIT_INST 0x7C |
| #define SAA_DEVICE_SYSINIT_CPULOAD 0x80 |
| #define SAA_DEVICE_SYSINIT_REMAINHEAP 0x84 |
| |
| #define SAA_DEVICE_DOWNLOAD_OFFSET 0x1000 |
| #define SAA_DEVICE_BUFFERBLOCKSIZE 0x1000 |
| |
| #define SAA_DEVICE_2ND_BUFFERBLOCKSIZE 0x100000 |
| #define SAA_DEVICE_2ND_DOWNLOAD_OFFSET 0x200000 |
| |
| /* Descriptors */ |
| #define CS_INTERFACE 0x24 |
| |
| /* Descriptor subtypes */ |
| #define VC_INPUT_TERMINAL 0x02 |
| #define VC_OUTPUT_TERMINAL 0x03 |
| #define VC_SELECTOR_UNIT 0x04 |
| #define VC_PROCESSING_UNIT 0x05 |
| #define FEATURE_UNIT 0x06 |
| #define TUNER_UNIT 0x09 |
| #define ENCODER_UNIT 0x0A |
| #define EXTENSION_UNIT 0x0B |
| #define VC_TUNER_PATH 0xF0 |
| #define PVC_HARDWARE_DESCRIPTOR 0xF1 |
| #define PVC_INTERFACE_DESCRIPTOR 0xF2 |
| #define PVC_INFRARED_UNIT 0xF3 |
| #define DRM_UNIT 0xF4 |
| #define GENERAL_REQUEST 0xF5 |
| |
| /* Format Types */ |
| #define VS_FORMAT_TYPE 0x02 |
| #define VS_FORMAT_TYPE_I 0x01 |
| #define VS_FORMAT_UNCOMPRESSED 0x04 |
| #define VS_FRAME_UNCOMPRESSED 0x05 |
| #define VS_FORMAT_MPEG2PS 0x09 |
| #define VS_FORMAT_MPEG2TS 0x0A |
| #define VS_FORMAT_MPEG4SL 0x0B |
| #define VS_FORMAT_WM9 0x0C |
| #define VS_FORMAT_DIVX 0x0D |
| #define VS_FORMAT_VBI 0x0E |
| #define VS_FORMAT_RDS 0x0F |
| |
| /* Device extension commands */ |
| #define EXU_REGISTER_ACCESS_CONTROL 0x00 |
| #define EXU_GPIO_CONTROL 0x01 |
| #define EXU_GPIO_GROUP_CONTROL 0x02 |
| #define EXU_INTERRUPT_CONTROL 0x03 |
| |
| /* State Transition and args */ |
| #define SAA_STATE_CONTROL 0x03 |
| #define SAA_DMASTATE_STOP 0x00 |
| #define SAA_DMASTATE_ACQUIRE 0x01 |
| #define SAA_DMASTATE_PAUSE 0x02 |
| #define SAA_DMASTATE_RUN 0x03 |
| |
| /* Hardware registers */ |
| |
