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/***********************license start*************** * Copyright (c) 2003-2010 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. * This Software, including technical data, may be subject to U.S. export control * laws, including the U.S. Export Administration Act and its associated * regulations, and may be subject to export or import regulations in other * countries. * 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. ***********************license end**************************************/ /** * @file * Definitions for enumerations used with Octeon CSRs. * * <hr>$Revision: 52004 $<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 blocks 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__ */