2 * @file IxFeatureCtrl.h
6 * @brief This file contains the public API of the IXP400 Feature Control
11 * IXP400 SW Release version 2.0
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48 /* ------------------------------------------------------
49 Doxygen group definitions
50 ------------------------------------------------------ */
52 * @defgroup IxFeatureCtrlAPI IXP400 Feature Control (IxFeatureCtrl) API
54 * @brief The Public API for the IXP400 Feature Control.
59 #ifndef IXFEATURECTRL_H
60 #define IXFEATURECTRL_H
63 * User defined include files
71 /*************************************************************
72 * The following are IxFeatureCtrlComponentCheck return values.
73 ************************************************************/
76 * @ingroup IxFeatureCtrlAPI
78 * @def IX_FEATURE_CTRL_COMPONENT_DISABLED
80 * @brief Hardware Component is disabled/unavailable.
81 * Return status by ixFeatureCtrlComponentCheck()
83 #define IX_FEATURE_CTRL_COMPONENT_DISABLED 0
86 * @ingroup IxFeatureCtrlAPI
88 * @def IX_FEATURE_CTRL_COMPONENT_ENABLED
90 * @brief Hardware Component is available.
91 * Return status by ixFeatureCtrlComponentCheck()
93 #define IX_FEATURE_CTRL_COMPONENT_ENABLED 1
95 /***********************************************************************************
96 * Product ID in XScale CP15 - Register 0
97 * - It contains information on the maximum XScale Core Frequency and
99 * - XScale Core Frequency Id indicates only the maximum XScale frequency
100 * achievable and not the running XScale frequency (maybe stepped down).
101 * - The register is read by using ixFeatureCtrlProductIdRead.
103 * productId = ixFeatureCtrlProductIdRead();
104 * if( (productId & IX_FEATURE_CTRL_SILICON_STEPPING_MASK) ==
105 * IX_FEATURE_CTRL_SILICON_TYPE_A0 )
106 * if( (productId & IX_FEATURE_CTRL_XSCALE_FREQ_MASK) ==
107 * IX_FEATURE_CTRL_XSCALE_FREQ_533 )
109 * 31 28 27 24 23 20 19 16 15 12 11 9 8 4 3 0
110 * --------------------------------------------------------------------------------
111 * | 0x6 | 0x9 | 0x0 | 0x5 | 0x4 | Device ID | XScale Core Freq Id | Si Stepping Id |
112 * --------------------------------------------------------------------------------
114 * Maximum Achievable XScale Core Frequency Id : 533MHz - 0x1C
118 * <b>THE CORE FREQUENCY ID IS NOT APPLICABLE TO IXP46X <\b>
120 * The above is applicable to IXP42X only. CP15 in IXP46X does not contain any
123 * Si Stepping Id : A - 0x0
126 * XScale Core freq Id - Device ID [11:9] : IXP42X - 0x0
128 *************************************************************************************/
131 * @ingroup IxFeatureCtrlAPI
133 * @def IX_FEATURE_CTRL_SILICON_TYPE_A0
135 * @brief This is the value of A0 Silicon in product ID.
137 #define IX_FEATURE_CTRL_SILICON_TYPE_A0 0
140 * @ingroup IxFeatureCtrlAPI
142 * @def IX_FEATURE_CTRL_SILICON_TYPE_B0
144 * @brief This is the value of B0 Silicon in product ID.
146 #define IX_FEATURE_CTRL_SILICON_TYPE_B0 1
149 * @ingroup IxFeatureCtrlAPI
151 * @def IX_FEATURE_CTRL_SILICON_STEPPING_MASK
153 * @brief This is the mask of silicon stepping in product ID.
155 #define IX_FEATURE_CTRL_SILICON_STEPPING_MASK 0xF
158 * @ingroup IxFeatureCtrlAPI
160 * @def IX_FEATURE_CTRL_DEVICE_TYPE_MASK
162 * @brief This is the mask of silicon stepping in product ID.
164 #define IX_FEATURE_CTRL_DEVICE_TYPE_MASK (0x7)
167 * @ingroup IxFeatureCtrlAPI
169 * @def IX_FEATURE_CTRL_DEVICE_TYPE_OFFSET
171 * @brief This is the mask of silicon stepping in product ID.
173 #define IX_FEATURE_CTRL_DEVICE_TYPE_OFFSET 9
177 * @ingroup IxFeatureCtrlAPI
179 * @def IX_FEATURE_CTRL_XSCALE_FREQ_533
181 * @brief This is the value of 533MHz XScale Core in product ID.
183 #define IX_FEATURE_CTRL_XSCALE_FREQ_533 ((0x1C)<<4)
186 * @ingroup IxFeatureCtrlAPI
188 * @def IX_FEATURE_CTRL_XSCALE_FREQ_400
190 * @brief This is the value of 400MHz XScale Core in product ID.
192 #define IX_FEATURE_CTRL_XSCALE_FREQ_400 ((0x1D)<<4)
195 * @ingroup IxFeatureCtrlAPI
197 * @def IX_FEATURE_CTRL_XSCALE_FREQ_266
199 * @brief This is the value of 266MHz XScale Core in product ID.
201 #define IX_FEATURE_CTRL_XSCALE_FREQ_266 ((0x1F)<<4)
204 * @ingroup IxFeatureCtrlAPI
206 * @def IX_FEATURE_CTRL_XSCALE_FREQ_MASK
208 * @brief This is the mask of XScale Core in product ID.
210 #define IX_FEATURE_CTRL_XSCALE_FREQ_MASK ((0xFF)<<4)
213 * @ingroup IxFeatureCtrlAPI
215 * @def IX_FEATURECTRL_REG_UTOPIA_32PHY
217 * @brief Maximum UTOPIA PHY available is 32.
220 #define IX_FEATURECTRL_REG_UTOPIA_32PHY 0x0
223 * @ingroup IxFeatureCtrlAPI
225 * @def IX_FEATURECTRL_REG_UTOPIA_16PHY
227 * @brief Maximum UTOPIA PHY available is 16.
230 #define IX_FEATURECTRL_REG_UTOPIA_16PHY 0x1
233 * @ingroup IxFeatureCtrlAPI
235 * @def IX_FEATURECTRL_REG_UTOPIA_8PHY
237 * @brief Maximum UTOPIA PHY available to is 8.
240 #define IX_FEATURECTRL_REG_UTOPIA_8PHY 0x2
243 * @ingroup IxFeatureCtrlAPI
245 * @def IX_FEATURECTRL_REG_UTOPIA_4PHY
247 * @brief Maximum UTOPIA PHY available to is 4.
250 #define IX_FEATURECTRL_REG_UTOPIA_4PHY 0x3
255 * @ingroup IxFeatureCtrlAPI
257 * @def IX_FEATURECTRL_REG_XSCALE_533FREQ
259 * @brief Maximum frequency available to IXP46x is 533 MHz.
262 #define IX_FEATURECTRL_REG_XSCALE_533FREQ 0x0
265 * @ingroup IxFeatureCtrlAPI
267 * @def IX_FEATURECTRL_REG_XSCALE_667FREQ
269 * @brief Maximum frequency available to IXP46x is 667 MHz.
272 #define IX_FEATURECTRL_REG_XSCALE_667FREQ 0x1
275 * @ingroup IxFeatureCtrlAPI
277 * @def IX_FEATURECTRL_REG_XSCALE_400FREQ
279 * @brief Maximum frequency available to IXP46x is 400 MHz.
282 #define IX_FEATURECTRL_REG_XSCALE_400FREQ 0x2
285 * @ingroup IxFeatureCtrlAPI
287 * @def IX_FEATURECTRL_REG_XSCALE_266FREQ
289 * @brief Maximum frequency available to IXP46x is 266 MHz.
292 #define IX_FEATURECTRL_REG_XSCALE_266FREQ 0x3
294 #endif /* __ixp46X */
297 * @ingroup IxFeatureCtrlAPI
299 * @def IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE
301 * @brief Component selected is not available for device
304 #define IX_FEATURECTRL_COMPONENT_NOT_AVAILABLE 0x0000
307 * @ingroup IxFeatureCtrlAPI
309 * @def IX_FEATURECTRL_COMPONENT_ALWAYS_AVAILABLE
311 * @brief Component selected is not available for device
314 #define IX_FEATURECTRL_COMPONENT_ALWAYS_AVAILABLE 0xffff
317 * @defgroup IxFeatureCtrlSwConfig Software Configuration for Access Component
319 * @ingroup IxFeatureCtrlAPI
321 * @brief This section describes software configuration in access component. The
322 * configuration can be changed at run-time. ixFeatureCtrlSwConfigurationCheck( )
323 * will be used across applicable access component to check the configuration.
324 * ixFeatureCtrlSwConfigurationWrite( ) is used to write the software configuration.
326 * @note <b>All software configurations are default to be enabled.</b>
331 * @ingroup IxFeatureCtrlSwConfig
333 * @def IX_FEATURE_CTRL_SWCONFIG_DISABLED
335 * @brief Software configuration is disabled.
338 #define IX_FEATURE_CTRL_SWCONFIG_DISABLED 0
341 * @ingroup IxFeatureCtrlSwConfig
343 * @def IX_FEATURE_CTRL_SWCONFIG_ENABLED
345 * @brief Software configuration is enabled.
348 #define IX_FEATURE_CTRL_SWCONFIG_ENABLED 1
355 * @ingroup IxFeatureCtrlBuildDevice
357 * @enum IxFeatureCtrlBuildDevice
359 * @brief Indicates software build type.
361 * Default build type is IXP42X
366 IX_FEATURE_CTRL_SW_BUILD_IXP42X = 0, /**<Build type is IXP42X */
367 IX_FEATURE_CTRL_SW_BUILD_IXP46X /**<Build type is IXP46X */
368 } IxFeatureCtrlBuildDevice;
371 * @ingroup IxFeatureCtrlSwConfig
373 * @enum IxFeatureCtrlSwConfig
375 * @brief Enumeration for software configuration in access components.
377 * Entry for new run-time software configuration should be added here.
381 IX_FEATURECTRL_ETH_LEARNING = 0, /**< EthDB Learning Feature */
382 IX_FEATURECTRL_ORIGB0_DISPATCHER, /**< IXP42X B0 and IXP46X dispatcher without
383 livelock prevention functionality Feature */
384 IX_FEATURECTRL_SWCONFIG_MAX /**< Maximum boudary for IxFeatureCtrlSwConfig */
385 } IxFeatureCtrlSwConfig;
388 /************************************************************************
389 * IXP400 Feature Control Register
390 * - It contains the information (available/unavailable) of IXP425&IXP46X
391 * hardware components in their corresponding bit location.
392 * - Bit value of 0 means the hardware component is available
393 * or not software disabled. Hardware component that is available
394 * can be software disabled.
395 * - Bit value of 1 means the hardware is unavailable or software
396 * disabled.Hardware component that is unavailable cannot be software
398 * - Use ixFeatureCtrlHwCapabilityRead() to read the hardware component's
400 * - Use ixFeatureCtrlRead() to get the current IXP425/IXP46X feature control
403 * Bit Field Description (Hardware Component Availability)
404 * --- ---------------------------------------------------
407 * 2 Hashing Coprocessor
411 * 6 AAL Coprocessor - Always available in IXP46X
413 * 8 Utopia Coprocessor
414 * 9 Ethernet 0 Coprocessor
415 * 10 Ethernet 1 Coprocessor
420 * 15 ECC/TimeSync Coprocessor - Only applicable to IXP46X
421 * 16-17 Utopia PHY Limit Status : 0x0 - 32 PHY
426 * Portions below are only applicable to IXP46X
427 * 18 USB Host Coprocessor
428 * 19 NPE A Ethernet - 0 for Enable if Utopia = 1
429 * 20 NPE B Ethernet coprocessor 1-3.
430 * 21 RSA Crypto Block coprocessor.
431 * 22-23 Processor frequency : 0x0 - 533 MHz
437 ************************************************************************/
438 /*Section generic to both IXP42X and IXP46X*/
441 * @ingroup IxFeatureCtrlAPI
443 * @enum IxFeatureCtrlComponentType
445 * @brief Enumeration for components availavble
450 IX_FEATURECTRL_RCOMP = 0, /**<bit location for RComp Circuitry*/
451 IX_FEATURECTRL_USB, /**<bit location for USB Controller*/
452 IX_FEATURECTRL_HASH, /**<bit location for Hashing Coprocessor*/
453 IX_FEATURECTRL_AES, /**<bit location for AES Coprocessor*/
454 IX_FEATURECTRL_DES, /**<bit location for DES Coprocessor*/
455 IX_FEATURECTRL_HDLC, /**<bit location for HDLC Coprocessor*/
456 IX_FEATURECTRL_AAL, /**<bit location for AAL Coprocessor*/
457 IX_FEATURECTRL_HSS, /**<bit location for HSS Coprocessor*/
458 IX_FEATURECTRL_UTOPIA, /**<bit location for UTOPIA Coprocessor*/
459 IX_FEATURECTRL_ETH0, /**<bit location for Ethernet 0 Coprocessor*/
460 IX_FEATURECTRL_ETH1, /**<bit location for Ethernet 1 Coprocessor*/
461 IX_FEATURECTRL_NPEA, /**<bit location for NPE A*/
462 IX_FEATURECTRL_NPEB, /**<bit location for NPE B*/
463 IX_FEATURECTRL_NPEC, /**<bit location for NPE C*/
464 IX_FEATURECTRL_PCI, /**<bit location for PCI Controller*/
465 IX_FEATURECTRL_ECC_TIMESYNC, /**<bit location for TimeSync Coprocessor*/
466 IX_FEATURECTRL_UTOPIA_PHY_LIMIT, /**<bit location for Utopia PHY Limit Status*/
467 IX_FEATURECTRL_UTOPIA_PHY_LIMIT_BIT2, /**<2nd bit of PHY limit status*/
468 IX_FEATURECTRL_USB_HOST_CONTROLLER, /**<bit location for USB host controller*/
469 IX_FEATURECTRL_NPEA_ETH, /**<bit location for NPE-A Ethernet Disable*/
470 IX_FEATURECTRL_NPEB_ETH, /**<bit location for NPE-B Ethernet 1-3 Coprocessors Disable*/
471 IX_FEATURECTRL_RSA, /**<bit location for RSA Crypto block Coprocessors Disable*/
472 IX_FEATURECTRL_XSCALE_MAX_FREQ, /**<bit location for XScale max frequency*/
473 IX_FEATURECTRL_XSCALE_MAX_FREQ_BIT2, /**<2nd xscale max freq bit NOT TO BE USED */
474 IX_FEATURECTRL_MAX_COMPONENTS
475 } IxFeatureCtrlComponentType;
478 * @ingroup IxFeatureCtrlDeviceId
480 * @enum IxFeatureCtrlDeviceId
482 * @brief Enumeration for device type.
484 * @warning This enum is closely related to the npe image. Its format should comply
485 * with formats used in the npe image ImageID. This is indicated by the
486 * first nibble of the image ID. This should also be in sync with the
487 * with what is defined in CP15. Current available formats are
494 IX_FEATURE_CTRL_DEVICE_TYPE_IXP42X = 0, /**<Device type is IXP42X */
495 IX_FEATURE_CTRL_DEVICE_TYPE_IXP46X, /**<Device type is IXP46X */
496 IX_FEATURE_CTRL_DEVICE_TYPE_MAX /**<Max devices */
497 } IxFeatureCtrlDeviceId;
501 * @} addtogroup IxFeatureCtrlSwConfig
509 * @ingroup IxFeatureCtrlAPI
511 * @typedef IxFeatureCtrlReg
513 * @brief Feature Control Register that contains hardware components'
514 * availability information.
516 typedef UINT32 IxFeatureCtrlReg;
519 * @ingroup IxFeatureCtrlAPI
521 * @typedef IxFeatureCtrlProductId
523 * @brief Product ID of Silicon that contains Silicon Stepping and
524 * Maximum XScale Core Frequency information.
526 typedef UINT32 IxFeatureCtrlProductId;
529 * Prototypes for interface functions
533 * @ingroup IxFeatureCtrlAPI
535 * @fn IxFeatureCtrlReg ixFeatureCtrlRead (void)
537 * @brief This function reads out the CURRENT value of Feature Control Register.
538 * The current value may not be the same as that of the hardware component
541 * The bit location of each hardware component is defined above.
542 * A value of '1' in bit means the hardware component is not available. A value of '0'
543 * means the hardware component is available.
546 * - IxFeatureCtrlReg - the current value of IXP400 Feature Control Register
548 PUBLIC IxFeatureCtrlReg
549 ixFeatureCtrlRead (void);
552 * @ingroup IxFeatureCtrlAPI
554 * @fn IxFeatureDeviceId ixFeatureCtrlDeviceRead (void)
556 * @brief This function gets the type of device that the software is currently running
559 * This function reads the feature Ctrl register specifically to obtain the device id.
560 * The definitions of the avilable IDs are as above.
563 * - IxFeatureCtrlDeviceId - the type of device currently running
565 IxFeatureCtrlDeviceId
566 ixFeatureCtrlDeviceRead (void);
569 * @ingroup IxFeatureCtrlAPI
571 * @fn IxFeatureCtrlBuildDevice ixFeatureCtrlSoftwareBuildGet (void)
573 * @brief This function refers to the value set by the compiler flag to determine
574 * the type of device the software is built for.
576 * The function reads the compiler flag to determine the device the software is
577 * built for. When the user executes build in the command line,
578 * a compile time flag (__ixp42X/__ixp46X is set. This API reads this
579 * flag and returns the software build type to the calling client.
582 * - IxFeatureCtrlBuildDevice - the type of device software is built for.
584 IxFeatureCtrlBuildDevice
585 ixFeatureCtrlSoftwareBuildGet (void);
588 * @ingroup IxFeatureCtrlAPI
590 * @fn IxFeatureCtrlReg ixFeatureCtrlHwCapabilityRead (void)
592 * @brief This function reads out the hardware capability of a silicon type as defined in
593 * feature control register.This value is different from that returned by
594 * ixFeatureCtrlRead() because this function returns the actual hardware component
597 * The bit location of each hardware component is defined above.
598 * A value of '1' in bit means the hardware component is not available. A value of '0'
599 * means the hardware component is available.
602 * - IxFeatureCtrlReg - the hardware capability of IXP400.
605 * - This function must not be called when IXP400 is running as the result
608 PUBLIC IxFeatureCtrlReg
609 ixFeatureCtrlHwCapabilityRead (void);
612 * @ingroup IxFeatureCtrlAPI
614 * @fn void ixFeatureCtrlWrite (IxFeatureCtrlReg expUnitReg)
616 * @brief This function write the value stored in IxFeatureCtrlReg expUnitReg
617 * to the Feature Control Register.
619 * The bit location of each hardware component is defined above.
620 * The write is only effective on available hardware components. Writing '1' in a
621 * bit will software disable the respective hardware component. A '0' will mean that
622 * the hardware component will remain to be operable.
624 * @param expUnitReg @ref IxFeatureCtrlReg [in] - The value to be written to feature control
631 ixFeatureCtrlWrite (IxFeatureCtrlReg expUnitReg);
634 * @ingroup IxFeatureCtrlAPI
636 * @fn IX_STATUS ixFeatureCtrlComponentCheck (IxFeatureCtrlComponentType componentType)
638 * @brief This function will check the availability of hardware component specified
639 * as componentType value.
642 * - if(IX_FEATURE_CTRL_COMPONENT_DISABLED !=
643 * ixFeatureCtrlComponentCheck(IX_FEATURECTRL_ETH0)) <br>
644 * - if(IX_FEATURE_CTRL_COMPONENT_ENABLED ==
645 * ixFeatureCtrlComponentCheck(IX_FEATURECTRL_PCI)) <br>
647 * This function is typically called during component initialization time.
649 * @param componentType @ref IxFeatureCtrlComponentType [in] - the type of a component as
650 * defined above as IX_FEATURECTRL_XXX (Exp: IX_FEATURECTRL_PCI, IX_FEATURECTRL_ETH0)
654 * - IX_FEATURE_CTRL_COMPONENT_ENABLED if component is available
655 * - IX_FEATURE_CTRL_COMPONENT_DISABLED if component is unavailable
658 ixFeatureCtrlComponentCheck (IxFeatureCtrlComponentType componentType);
661 * @ingroup IxFeatureCtrlAPI
663 * @fn IxFeatureCtrlProductId ixFeatureCtrlProductIdRead (void)
665 * @brief This function will return IXP400 product ID i.e. CP15,
669 * - IxFeatureCtrlProductId - the value of product ID.
672 PUBLIC IxFeatureCtrlProductId
673 ixFeatureCtrlProductIdRead (void) ;
676 * @ingroup IxFeatureCtrlAPI
678 * @fn IX_STATUS ixFeatureCtrlSwConfigurationCheck (IxFeatureCtrlSwConfig swConfigType)
680 * @brief This function checks whether the specified software configuration is
681 * enabled or disabled.
684 * - if(IX_FEATURE_CTRL_SWCONFIG_DISABLED !=
685 * ixFeatureCtrlSwConfigurationCheck(IX_FEATURECTRL_ETH_LEARNING)) <br>
686 * - if(IX_FEATURE_CTRL_SWCONFIG_ENABLED ==
687 * ixFeatureCtrlSwConfigurationCheck(IX_FEATURECTRL_ETH_LEARNING)) <br>
689 * This function is typically called during access component initialization time.
691 * @param swConfigType @ref IxFeatureCtrlSwConfig [in] - the type of a software configuration
692 * defined in IxFeatureCtrlSwConfig enumeration.
695 * - IX_FEATURE_CTRL_SWCONFIG_ENABLED if software configuration is enabled.
696 * - IX_FEATURE_CTRL_SWCONFIG_DISABLED if software configuration is disabled.
699 ixFeatureCtrlSwConfigurationCheck (IxFeatureCtrlSwConfig swConfigType);
702 * @ingroup IxFeatureCtrlAPI
704 * @fn void ixFeatureCtrlSwConfigurationWrite (IxFeatureCtrlSwConfig swConfigType, BOOL enabled)
706 * @brief This function enable/disable the specified software configuration.
709 * - ixFeatureCtrlSwConfigurationWrite(IX_FEATURECTRL_ETH_LEARNING, TRUE) is used
710 * to enable Ethernet Learning Feature <br>
711 * - ixFeatureCtrlSwConfigurationWrite(IX_FEATURECTRL_ETH_LEARNING, FALSE) is used
712 * to disable Ethernet Learning Feature <br>
714 * @param swConfigType IxFeatureCtrlSwConfig [in] - the type of a software configuration
715 * defined in IxFeatureCtrlSwConfig enumeration.
716 * @param enabled BOOL [in] - To enable(TRUE) / disable (FALSE) the specified software
723 ixFeatureCtrlSwConfigurationWrite (IxFeatureCtrlSwConfig swConfigType, BOOL enabled);
726 * @ingroup IxFeatureCtrlAPI
728 * @fn void ixFeatureCtrlIxp400SwVersionShow (void)
730 * @brief This function shows the current software release information for IXP400
736 ixFeatureCtrlIxp400SwVersionShow (void);
738 #endif /* IXFEATURECTRL_H */
741 * @} defgroup IxFeatureCtrlAPI