/* * File: include/asm-blackfin/mach-bf533/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * * Copyright (C) 2004-2008 Analog Devices Inc. * Licensed under the GPL-2 or later. */ /* This file shoule be up to date with: * - Revision D, 06/18/2008; ADSP-BF531/BF532/BF533 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ #define _MACH_ANOMALY_H_ /* We do not support 0.1 or 0.2 silicon - sorry */ #if __SILICON_REVISION__ < 3 # error will not work on BF533 silicon version 0.0, 0.1, or 0.2 #endif #if defined(__ADSPBF531__) # define ANOMALY_BF531 1 #else # define ANOMALY_BF531 0 #endif #if defined(__ADSPBF532__) # define ANOMALY_BF532 1 #else # define ANOMALY_BF532 0 #endif #if defined(__ADSPBF533__) # define ANOMALY_BF533 1 #else # define ANOMALY_BF533 0 #endif /* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot 2 Not Supported */ #define ANOMALY_05000074 (1) /* UART Line Status Register (UART_LSR) Bits Are Not Updated at the Same Time */ #define ANOMALY_05000099 (__SILICON_REVISION__ < 5) /* Watchpoint Status Register (WPSTAT) Bits Are Set on Every Corresponding Match */ #define ANOMALY_05000105 (1) /* DMA_RUN Bit Is Not Valid after a Peripheral Receive Channel DMA Stops */ #define ANOMALY_05000119 (1) /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */ #define ANOMALY_05000122 (1) /* Instruction DMA Can Cause Data Cache Fills to Fail (Boot Implications) */ #define ANOMALY_05000158 (__SILICON_REVISION__ < 5) /* PPI Data Lengths Between 8 and 16 Do Not Zero Out Upper Bits */ #define ANOMALY_05000166 (1) /* Turning Serial Ports on with External Frame Syncs */ #define ANOMALY_05000167 (1) /* PPI_COUNT Cannot Be Programmed to 0 in General Purpose TX or RX Modes */ #define ANOMALY_05000179 (__SILICON_REVISION__ < 5) /* PPI_DELAY Not Functional in PPI Modes with 0 Frame Syncs */ #define ANOMALY_05000180 (1) /* Timer Pin Limitations for PPI TX Modes with External Frame Syncs */ #define ANOMALY_05000183 (__SILICON_REVISION__ < 4) /* False Protection Exceptions */ #define ANOMALY_05000189 (__SILICON_REVISION__ < 4) /* False I/O Pin Interrupts on Edge-Sensitive Inputs When Polarity Setting Is Changed */ #define ANOMALY_05000193 (__SILICON_REVISION__ < 4) /* Restarting SPORT in Specific Modes May Cause Data Corruption */ #define ANOMALY_05000194 (__SILICON_REVISION__ < 4) /* Failing MMR Accesses When Stalled by Preceding Memory Read */ #define ANOMALY_05000198 (__SILICON_REVISION__ < 5) /* Current DMA Address Shows Wrong Value During Carry Fix */ #define ANOMALY_05000199 (__SILICON_REVISION__ < 4) /* SPORT TFS and DT Are Incorrectly Driven During Inactive Channels in Certain Conditions */ #define ANOMALY_05000200 (__SILICON_REVISION__ < 5) /* Receive Frame Sync Not Ignored During Active Frames in SPORT Multi-Channel Mode */ #define ANOMALY_05000201 (__SILICON_REVISION__ < 4) /* Possible Infinite Stall with Specific Dual-DAG Situation */ #define ANOMALY_05000202 (__SILICON_REVISION__ < 5) /* Specific Sequence That Can Cause DMA Error or DMA Stopping */ #define ANOMALY_05000203 (__SILICON_REVISION__ < 4) /* Incorrect data read with write-through cache and allocate cache lines on reads only mode */ #define ANOMALY_05000204 (__SILICON_REVISION__ < 4 && ANOMALY_BF533) /* Recovery from "Brown-Out" Condition */ #define ANOMALY_05000207 (__SILICON_REVISION__ < 4) /* VSTAT Status Bit in PLL_STAT Register Is Not Functional */ #define ANOMALY_05000208 (1) /* Speed Path in Computational Unit Affects Certain Instructions */ #define ANOMALY_05000209 (__SILICON_REVISION__ < 4) /* UART TX Interrupt Masked Erroneously */ #define ANOMALY_05000215 (__SILICON_REVISION__ < 5) /* NMI Event at Boot Time Results in Unpredictable State */ #define ANOMALY_05000219 (1) /* Incorrect Pulse-Width of UART Start Bit */ #define ANOMALY_05000225 (__SILICON_REVISION__ < 5) /* Scratchpad Memory Bank Reads May Return Incorrect Data */ #define ANOMALY_05000227 (__SILICON_REVISION__ < 5) /* SPI Slave Boot Mode Modifies Registers from Reset Value */ #define ANOMALY_05000229 (1) /* UART Receiver is Less Robust Against Baudrate Differences in Certain Conditions */ #define ANOMALY_05000230 (__SILICON_REVISION__ < 5) /* UART STB Bit Incorrectly Affects Receiver Setting */ #define ANOMALY_05000231 (__SILICON_REVISION__ < 5) /* PPI_FS3 Is Not Driven in 2 or 3 Internal Frame Sync Transmit Modes */ #define ANOMALY_05000233 (__SILICON_REVISION__ < 6) /* Incorrect Revision Number in DSPID Register */ #define ANOMALY_05000234 (__SILICON_REVISION__ == 4) /* DF Bit in PLL_CTL Register Does Not Respond to Hardware Reset */ #define ANOMALY_05000242 (__SILICON_REVISION__ < 5) /* If I-Cache Is On, CSYNC/SSYNC/IDLE Around Change of Control Causes Failures */ #define ANOMALY_05000244 (__SILICON_REVISION__ < 5) /* Spurious Hardware Error from an Access in the Shadow of a Conditional Branch */ #define ANOMALY_05000245 (1) /* Data CPLBs Should Prevent Spurious Hardware Errors */ #define ANOMALY_05000246 (__SILICON_REVISION__ < 5) /* Incorrect Bit Shift of Data Word in Multichannel (TDM) Mode in Certain Conditions */ #define ANOMALY_05000250 (__SILICON_REVISION__ == 4) /* Maximum External Clock Speed for Timers */ #define ANOMALY_05000253 (__SILICON_REVISION__ < 5) /* Incorrect Timer Pulse Width in Single-Shot PWM_OUT Mode with External Clock */ #define ANOMALY_05000254 (__SILICON_REVISION__ > 4) /* Entering Hibernate State with RTC Seconds Interrupt Not Functional */ #define ANOMALY_05000255 (__SILICON_REVISION__ < 5) /* Interrupt/Exception During Short Hardware Loop May Cause Bad Instruction Fetches */ #define ANOMALY_05000257 (__SILICON_REVISION__ < 5) /* Instruction Cache Is Corrupted When Bits 9 and 12 of the ICPLB Data Registers Differ */ #define ANOMALY_05000258 (__SILICON_REVISION__ < 5) /* ICPLB_STATUS MMR Register May Be Corrupted */ #define ANOMALY_05000260 (__SILICON_REVISION__ < 5) /* DCPLB_FAULT_ADDR MMR Register May Be Corrupted */ #define ANOMALY_05000261 (__SILICON_REVISION__ < 5) /* Stores To Data Cache May Be Lost */ #define ANOMALY_05000262 (__SILICON_REVISION__ < 5) /* Hardware Loop Corrupted When Taking an ICPLB Exception */ #define ANOMALY_05000263 (__SILICON_REVISION__ < 5) /* CSYNC/SSYNC/IDLE Causes Infinite Stall in Penultimate Instruction in Hardware Loop */ #define ANOMALY_05000264 (__SILICON_REVISION__ < 5) /* Sensitivity To Noise with Slow Input Edge Rates on External SPORT TX and RX Clocks */ #define ANOMALY_05000265 (1) /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Increase */ #define ANOMALY_05000269 (__SILICON_REVISION__ < 5) /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Decrease */ #define ANOMALY_05000270 (__SILICON_REVISION__ < 5) /* Spontaneous Reset of Internal Voltage Regulator */ #define ANOMALY_05000271 (__SILICON_REVISION__ < 4) /* Certain Data Cache Writethrough Modes Fail for Vddint <= 0.9V */ #define ANOMALY_05000272 (1) /* Writes to Synchronous SDRAM Memory May Be Lost */ #define ANOMALY_05000273 (__SILICON_REVISION__ < 6) /* Timing Requirements Change for External Frame Sync PPI Modes with Non-Zero PPI_DELAY */ #define ANOMALY_05000276 (1) /* Writes to an I/O Data Register One SCLK Cycle after an Edge Is Detected May Clear Interrupt */ #define ANOMALY_05000277 (__SILICON_REVISION__ < 6) /* Disabling Peripherals with DMA Running May Cause DMA System Instability */ #define ANOMALY_05000278 (__SILICON_REVISION__ < 6) /* False Hardware Error Exception When ISR Context Is Not Restored */ #define ANOMALY_05000281 (__SILICON_REVISION__ < 6) /* Memory DMA Corruption with 32-Bit Data and Traffic Control */ #define ANOMALY_05000282 (__SILICON_REVISION__ < 6) /* System MMR Write Is Stalled Indefinitely When Killed in a Particular Stage */ #define ANOMALY_05000283 (__SILICON_REVISION__ < 6) /* SPORTs May Receive Bad Data If FIFOs Fill Up */ #define ANOMALY_05000288 (__SILICON_REVISION__ < 6) /* Memory-To-Memory DMA Source/Destination Descriptors Must Be in Same Memory Space */ #define ANOMALY_05000301 (__SILICON_REVISION__ < 6) /* SSYNCs After Writes To DMA MMR Registers May Not Be Handled Correctly */ #define ANOMALY_05000302 (__SILICON_REVISION__ < 5) /* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ #define ANOMALY_05000305 (__SILICON_REVISION__ < 5) /* New Feature: Additional PPI Frame Sync Sampling Options (Not Available On Older Silicon) */ #define ANOMALY_05000306 (__SILICON_REVISION__ < 5) /* SCKELOW Bit Does Not Maintain State Through Hibernate */ #define ANOMALY_05000307 (1) /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ #define ANOMALY_05000310 (1) /* Erroneous Flag (GPIO) Pin Operations under Specific Sequences */ #define ANOMALY_05000311 (__SILICON_REVISION__ < 6) /* Errors When SSYNC, CSYNC, or Loads to LT, LB and LC Registers Are Interrupted */ #define ANOMALY_05000312 (__SILICON_REVISION__ < 6) /* PPI Is Level-Sensitive on First Transfer */ #define ANOMALY_05000313 (__SILICON_REVISION__ < 6) /* Killed System MMR Write Completes Erroneously On Next System MMR Access */ #define ANOMALY_05000315 (__SILICON_REVISION__ < 6) /* Internal Voltage Regulator Values of 1.05V, 1.10V and 1.15V Not Allowed for LQFP Packages */ #define ANOMALY_05000319 ((ANOMALY_BF531 || ANOMALY_BF532) && __SILICON_REVISION__ < 6) /* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ #define ANOMALY_05000357 (__SILICON_REVISION__ < 6) /* UART Break Signal Issues */ #define ANOMALY_05000363 (__SILICON_REVISION__ < 5) /* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */ #define ANOMALY_05000366 (1) /* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */ #define ANOMALY_05000371 (__SILICON_REVISION__ < 6) /* PPI Does Not Start Properly In Specific Mode */ #define ANOMALY_05000400 (__SILICON_REVISION__ == 5) /* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */ #define ANOMALY_05000402 (__SILICON_REVISION__ == 5) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) /* These anomalies have been "phased" out of analog.com anomaly sheets and are * here to show running on older silicon just isn't feasible. */ /* Watchpoints (Hardware Breakpoints) are not supported */ #define ANOMALY_05000067 (__SILICON_REVISION__ < 3) /* Reserved bits in SYSCFG register not set at power on */ #define ANOMALY_05000109 (__SILICON_REVISION__ < 3) /* Trace Buffers may record discontinuities into emulation mode and/or exception, NMI, reset handlers */ #define ANOMALY_05000116 (__SILICON_REVISION__ < 3) /* DTEST_COMMAND initiated memory access may be incorrect if data cache or DMA is active */ #define ANOMALY_05000123 (__SILICON_REVISION__ < 3) /* DMA Lock-up at CCLK to SCLK ratios of 4:1, 2:1, or 1:1 */ #define ANOMALY_05000124 (__SILICON_REVISION__ < 3) /* Erroneous exception when enabling cache */ #define ANOMALY_05000125 (__SILICON_REVISION__ < 3) /* SPI clock polarity and phase bits incorrect during booting */ #define ANOMALY_05000126 (__SILICON_REVISION__ < 3) /* DMEM_CONTROL is not set on Reset */ #define ANOMALY_05000137 (__SILICON_REVISION__ < 3) /* SPI boot will not complete if there is a zero fill block in the loader file */ #define ANOMALY_05000138 (__SILICON_REVISION__ < 3) /* Allowing the SPORT RX FIFO to fill will cause an overflow */ #define ANOMALY_05000140 (__SILICON_REVISION__ < 3) /* An Infinite Stall occurs with a particular sequence of consecutive dual dag events */ #define ANOMALY_05000141 (__SILICON_REVISION__ < 3) /* Interrupts may be lost when a programmable input flag is configured to be edge sensitive */ #define ANOMALY_05000142 (__SILICON_REVISION__ < 3) /* A read from external memory may return a wrong value with data cache enabled */ #define ANOMALY_05000143 (__SILICON_REVISION__ < 3) /* DMA and TESTSET conflict when both are accessing external memory */ #define ANOMALY_05000144 (__SILICON_REVISION__ < 3) /* In PWM_OUT mode, you must enable the PPI block to generate a waveform from PPI_CLK */ #define ANOMALY_05000145 (__SILICON_REVISION__ < 3) /* MDMA may lose the first few words of a descriptor chain */ #define ANOMALY_05000146 (__SILICON_REVISION__ < 3) /* The source MDMA descriptor may stop with a DMA Error */ #define ANOMALY_05000147 (__SILICON_REVISION__ < 3) /* When booting from a 16-bit asynchronous memory device, the upper 8-bits of each word must be 0x00 */ #define ANOMALY_05000148 (__SILICON_REVISION__ < 3) /* Frame Delay in SPORT Multichannel Mode */ #define ANOMALY_05000153 (__SILICON_REVISION__ < 3) /* SPORT TFS signal is active in Multi-channel mode outside of valid channels */ #define ANOMALY_05000154 (__SILICON_REVISION__ < 3) /* Timer1 can not be used for PWMOUT mode when a certain PPI mode is in use */ #define ANOMALY_05000155 (__SILICON_REVISION__ < 3) /* A killed 32-bit System MMR write will lead to the next system MMR access thinking it should be 32-bit. */ #define ANOMALY_05000157 (__SILICON_REVISION__ < 3) /* SPORT transmit data is not gated by external frame sync in certain conditions */ #define ANOMALY_05000163 (__SILICON_REVISION__ < 3) /* SDRAM auto-refresh and subsequent Power Ups */ #define ANOMALY_05000168 (__SILICON_REVISION__ < 3) /* DATA CPLB page miss can result in lost write-through cache data writes */ #define ANOMALY_05000169 (__SILICON_REVISION__ < 3) /* DMA vs Core accesses to external memory */ #define ANOMALY_05000173 (__SILICON_REVISION__ < 3) /* Cache Fill Buffer Data lost */ #define ANOMALY_05000174 (__SILICON_REVISION__ < 3) /* Overlapping Sequencer and Memory Stalls */ #define ANOMALY_05000175 (__SILICON_REVISION__ < 3) /* Multiplication of (-1) by (-1) followed by an accumulator saturation */ #define ANOMALY_05000176 (__SILICON_REVISION__ < 3) /* Disabling the PPI resets the PPI configuration registers */ #define ANOMALY_05000181 (__SILICON_REVISION__ < 3) /* PPI TX Mode with 2 External Frame Syncs */ #define ANOMALY_05000185 (__SILICON_REVISION__ < 3) /* PPI does not invert the Driving PPICLK edge in Transmit Modes */ #define ANOMALY_05000191 (__SILICON_REVISION__ < 3) /* In PPI Transmit Modes with External Frame Syncs POLC */ #define ANOMALY_05000192 (__SILICON_REVISION__ < 3) /* Internal Voltage Regulator may not start up */ #define ANOMALY_05000206 (__SILICON_REVISION__ < 3) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000266 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000386 (1) #endif