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/***********************license start***************
* Copyright (c) 2003-2008 Cavium Networks (support@cavium.com). All rights
* reserved.
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
*
* * Neither the name of Cavium Networks nor the names of
* its contributors may be used to endorse or promote products
* derived from this software without specific prior written
* permission.
*
* TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS"
* AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS
* OR WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH
* RESPECT TO THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY
* REPRESENTATION OR DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT
* DEFECTS, AND CAVIUM SPECIFICALLY DISCLAIMS ALL IMPLIED (IF ANY) WARRANTIES
* OF TITLE, MERCHANTABILITY, NONINFRINGEMENT, FITNESS FOR A PARTICULAR
* PURPOSE, LACK OF VIRUSES, ACCURACY OR COMPLETENESS, QUIET ENJOYMENT, QUIET
* POSSESSION OR CORRESPONDENCE TO DESCRIPTION. THE ENTIRE RISK ARISING OUT
* OF USE OR PERFORMANCE OF THE SOFTWARE LIES WITH YOU.
*
*
* For any questions regarding licensing please contact marketing@caviumnetworks.com
*
***********************license end**************************************/
/**
* @file
* Definitions for enumerations used with Octeon CSRs.
*
* <hr>$Revision: 41586 $<hr>
*
*/
#ifndef __CVMX_CSR_ENUMS_H__
#define __CVMX_CSR_ENUMS_H__
typedef enum {
CVMX_IPD_OPC_MODE_STT = 0LL, /* All blocks DRAM, not cached in L2 */
CVMX_IPD_OPC_MODE_STF = 1LL, /* All bloccks into L2 */
CVMX_IPD_OPC_MODE_STF1_STT = 2LL, /* 1st block L2, rest DRAM */
CVMX_IPD_OPC_MODE_STF2_STT = 3LL /* 1st, 2nd blocks L2, rest DRAM */
} cvmx_ipd_mode_t;
/**
* Enumeration representing the amount of packet processing
* and validation performed by the input hardware.
*/
typedef enum
{
CVMX_PIP_PORT_CFG_MODE_NONE = 0ull, /**< Packet input doesn't perform any
processing of the input packet. */
CVMX_PIP_PORT_CFG_MODE_SKIPL2 = 1ull,/**< Full packet processing is performed
with pointer starting at the L2
(ethernet MAC) header. */
CVMX_PIP_PORT_CFG_MODE_SKIPIP = 2ull /**< Input packets are assumed to be IP.
Results from non IP packets is
undefined. Pointers reference the
beginning of the IP header. */
} cvmx_pip_port_parse_mode_t;
/**
* This enumeration controls how a QoS watcher matches a packet.
*
* @deprecated This enumeration was used with cvmx_pip_config_watcher which has
* been deprecated.
*/
typedef enum
{
CVMX_PIP_QOS_WATCH_DISABLE = 0ull, /**< QoS watcher is diabled */
CVMX_PIP_QOS_WATCH_PROTNH = 1ull, /**< QoS watcher will match based on the IP protocol */
CVMX_PIP_QOS_WATCH_TCP = 2ull, /**< QoS watcher will match TCP packets to a specific destination port */
CVMX_PIP_QOS_WATCH_UDP = 3ull /**< QoS watcher will match UDP packets to a specific destination port */
} cvmx_pip_qos_watch_types;
/**
* This enumeration is used in PIP tag config to control how
* POW tags are generated by the hardware.
*/
typedef enum
{
CVMX_PIP_TAG_MODE_TUPLE = 0ull, /**< Always use tuple tag algorithm. This is the only mode supported on Pass 1 */
CVMX_PIP_TAG_MODE_MASK = 1ull, /**< Always use mask tag algorithm */
CVMX_PIP_TAG_MODE_IP_OR_MASK = 2ull, /**< If packet is IP, use tuple else use mask */
CVMX_PIP_TAG_MODE_TUPLE_XOR_MASK = 3ull /**< tuple XOR mask */
} cvmx_pip_tag_mode_t;
/**
* Tag type definitions
*/
typedef enum
{
CVMX_POW_TAG_TYPE_ORDERED = 0L, /**< Tag ordering is maintained */
CVMX_POW_TAG_TYPE_ATOMIC = 1L, /**< Tag ordering is maintained, and at most one PP has the tag */
CVMX_POW_TAG_TYPE_NULL = 2L, /**< The work queue entry from the order
- NEVER tag switch from NULL to NULL */
CVMX_POW_TAG_TYPE_NULL_NULL = 3L /**< A tag switch to NULL, and there is no space reserved in POW
- NEVER tag switch to NULL_NULL
- NEVER tag switch from NULL_NULL
- NULL_NULL is entered at the beginning of time and on a deschedule.
- NULL_NULL can be exited by a new work request. A NULL_SWITCH load can also switch the state to NULL */
} cvmx_pow_tag_type_t;
/**
* LCR bits 0 and 1 control the number of bits per character. See the following table for encodings:
*
* - 00 = 5 bits (bits 0-4 sent)
* - 01 = 6 bits (bits 0-5 sent)
* - 10 = 7 bits (bits 0-6 sent)
* - 11 = 8 bits (all bits sent)
*/
typedef enum
{
CVMX_UART_BITS5 = 0,
CVMX_UART_BITS6 = 1,
CVMX_UART_BITS7 = 2,
CVMX_UART_BITS8 = 3
} cvmx_uart_bits_t;
/**
* Interrupt Priority Interrupt Interrupt Interrupt
* ID Level Type Source Reset By
* ---------------------------------------------------------------------------------------------------------------------------------
* 0001 - None None -
*
* 0110 Highest Receiver Line Overrun, parity, or framing errors or break Reading the Line Status Register
* Status interrupt
*
* 0100 Second Received Data Receiver data available (FIFOs disabled) or Reading the Receiver Buffer Register
* Available RX FIFO trigger level reached (FIFOs (FIFOs disabled) or the FIFO drops below
* enabled) the trigger level (FIFOs enabled)
*
* 1100 Second Character No characters in or out of the RX FIFO Reading the Receiver Buffer Register
* Timeout during the last 4 character times and there
* Indication is at least 1 character in it during this
* time
*
* 0010 Third Transmitter Transmitter Holding Register Empty Reading the Interrupt Identity Register
* Holding (Programmable THRE Mode disabled) or TX (if source of interrupt) or writing into
* Register FIFO at or below threshold (Programmable THR (FIFOs or THRE Mode disabled) or TX
* Empty THRE Mode enabled) FIFO above threshold (FIFOs and THRE
* Mode enabled)
*
* 0000 Fourth Modem Status Clear To Send (CTS) or Data Set Ready (DSR) Reading the Modem Status Register
* Changed or Ring Indicator (RI) or Data Center
* Detect (DCD) changed
*
* 0111 Fifth Busy Detect Software has tried to write to the Line Reading the UART Status Register
* Indication Control Register while the BUSY bit of the
* UART Status Register was set
*/
typedef enum
{
CVMX_UART_IID_NONE = 1,
CVMX_UART_IID_RX_ERROR = 6,
CVMX_UART_IID_RX_DATA = 4,
CVMX_UART_IID_RX_TIMEOUT = 12,
CVMX_UART_IID_TX_EMPTY = 2,
CVMX_UART_IID_MODEM = 0,
CVMX_UART_IID_BUSY = 7
} cvmx_uart_iid_t;
#endif /* __CVMX_CSR_ENUMS_H__ */
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