/* * File: include/asm-blackfin/mach-bf561/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ /* This file should be up to date with: * - Revision Q, 11/07/2008; ADSP-BF561 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ #define _MACH_ANOMALY_H_ /* We do not support 0.1, 0.2, or 0.4 silicon - sorry */ #if __SILICON_REVISION__ < 3 || __SILICON_REVISION__ == 4 # error will not work on BF561 silicon version 0.0, 0.1, 0.2, or 0.4 #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) /* Trace Buffers may record discontinuities into emulation mode and/or exception, NMI, reset handlers */ #define ANOMALY_05000116 (__SILICON_REVISION__ < 3) /* Testset instructions restricted to 32-bit aligned memory locations */ #define ANOMALY_05000120 (1) /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */ #define ANOMALY_05000122 (1) /* Erroneous exception when enabling cache */ #define ANOMALY_05000125 (__SILICON_REVISION__ < 3) /* Signbits instruction not functional under certain conditions */ #define ANOMALY_05000127 (1) /* Two bits in the Watchpoint Status Register (WPSTAT) are swapped */ #define ANOMALY_05000134 (__SILICON_REVISION__ < 3) /* Enable wires from the Data Watchpoint Address Control Register (WPDACTL) are swapped */ #define ANOMALY_05000135 (__SILICON_REVISION__ < 3) /* Stall in multi-unit DMA operations */ #define ANOMALY_05000136 (__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) /* 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) /* Source MDMA descriptor may stop with a DMA Error near beginning of descriptor fetch */ #define ANOMALY_05000147 (__SILICON_REVISION__ < 3) /* IMDMA S1/D1 channel may stall */ #define ANOMALY_05000149 (1) /* DMA engine may lose data due to incorrect handshaking */ #define ANOMALY_05000150 (__SILICON_REVISION__ < 3) /* DMA stalls when all three controllers read data from the same source */ #define ANOMALY_05000151 (__SILICON_REVISION__ < 3) /* Execution stall when executing in L2 and doing external accesses */ #define ANOMALY_05000152 (__SILICON_REVISION__ < 3) /* Frame Delay in SPORT Multichannel Mode */ #define ANOMALY_05000153 (__SILICON_REVISION__ < 3) /* SPORT TFS signal stays active in multichannel mode outside of valid channels */ #define ANOMALY_05000154 (__SILICON_REVISION__ < 3) /* Timers in PWM-Out Mode with PPI GP Receive (Input) Mode with 0 Frame Syncs */ #define ANOMALY_05000156 (__SILICON_REVISION__ < 4) /* Killed 32-bit MMR write leads to next system MMR access thinking it should be 32-bit */ #define ANOMALY_05000157 (__SILICON_REVISION__ < 3) /* DMA Lock-up at CCLK to SCLK ratios of 4:1, 2:1, or 1:1 */ #define ANOMALY_05000159 (__SILICON_REVISION__ < 3) /* A read from external memory may return a wrong value with data cache enabled */ #define ANOMALY_05000160 (__SILICON_REVISION__ < 3) /* Data Cache Fill data can be corrupted after/during Instruction DMA if certain core stalls exist */ #define ANOMALY_05000161 (__SILICON_REVISION__ < 3) /* DMEM_CONTROL<12> is not set on Reset */ #define ANOMALY_05000162 (__SILICON_REVISION__ < 3) /* SPORT transmit data is not gated by external frame sync in certain conditions */ #define ANOMALY_05000163 (__SILICON_REVISION__ < 3) /* PPI Data Lengths Between 8 and 16 Do Not Zero Out Upper Bits */ #define ANOMALY_05000166 (1) /* Turning SPORTs on while External Frame Sync Is Active May Corrupt Data */ #define ANOMALY_05000167 (1) /* SDRAM auto-refresh and subsequent Power Ups */ #define ANOMALY_05000168 (__SILICON_REVISION__ < 5) /* DATA CPLB page miss can result in lost write-through cache data writes */ #define ANOMALY_05000169 (__SILICON_REVISION__ < 5) /* Boot-ROM code modifies SICA_IWRx wakeup registers */ #define ANOMALY_05000171 (__SILICON_REVISION__ < 5) /* DSPID register values incorrect */ #define ANOMALY_05000172 (__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__ < 5) /* Overlapping Sequencer and Memory Stalls */ #define ANOMALY_05000175 (__SILICON_REVISION__ < 5) /* Multiplication of (-1) by (-1) followed by an accumulator saturation */ #define ANOMALY_05000176 (__SILICON_REVISION__ < 5) /* 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) /* Disabling the PPI resets the PPI configuration registers */ #define ANOMALY_05000181 (__SILICON_REVISION__ < 5) /* IMDMA does not operate to full speed for 600MHz and higher devices */ #define ANOMALY_05000182 (1) /* Timer Pin limitations for PPI TX Modes with External Frame Syncs */ #define ANOMALY_05000184 (__SILICON_REVISION__ < 5) /* PPI TX Mode with 2 External Frame Syncs */ #define ANOMALY_05000185 (__SILICON_REVISION__ < 5) /* PPI packing with Data Length greater than 8 bits (not a meaningful mode) */ #define ANOMALY_05000186 (__SILICON_REVISION__ < 5) /* IMDMA Corrupted Data after a Halt */ #define ANOMALY_05000187 (1) /* IMDMA Restrictions on Descriptor and Buffer Placement in Memory */ #define ANOMALY_05000188 (__SILICON_REVISION__ < 5) /* False Protection Exceptions */ #define ANOMALY_05000189 (__SILICON_REVISION__ < 5) /* PPI not functional at core voltage < 1Volt */ #define ANOMALY_05000190 (1) /* PPI does not invert the Driving PPICLK edge in Transmit Modes */ #define ANOMALY_05000191 (__SILICON_REVISION__ < 3) /* False I/O Pin Interrupts on Edge-Sensitive Inputs When Polarity Setting Is Changed */ #define ANOMALY_05000193 (__SILICON_REVISION__ < 5) /* Restarting SPORT in Specific Modes May Cause Data Corruption */ #define ANOMALY_05000194 (__SILICON_REVISION__ < 5) /* 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__ < 5) /* SPORT TFS and DT Are Incorrectly Driven During Inactive Channels in Certain Conditions */ #define ANOMALY_05000200 (__SILICON_REVISION__ < 5) /* Possible Infinite Stall with Specific Dual-DAG Situation */ #define ANOMALY_05000202 (__SILICON_REVISION__ < 5) /* Incorrect data read with write-through cache and allocate cache lines on reads only mode */ #define ANOMALY_05000204 (__SILICON_REVISION__ < 5) /* Specific sequence that can cause DMA error or DMA stopping */ #define ANOMALY_05000205 (__SILICON_REVISION__ < 5) /* Recovery from "Brown-Out" Condition */ #define ANOMALY_05000207 (__SILICON_REVISION__ < 5) /* 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__ < 5) /* UART TX Interrupt Masked Erroneously */ #define ANOMALY_05000215 (__SILICON_REVISION__ < 5) /* NMI Event at Boot Time Results in Unpredictable State */ #define ANOMALY_05000219 (__SILICON_REVISION__ < 5) /* Data Corruption with Cached External Memory and Non-Cached On-Chip L2 Memory */ #define ANOMALY_05000220 (__SILICON_REVISION__ < 5) /* 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) /* 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) /* SPORT data transmit lines are incorrectly driven in multichannel mode */ #define ANOMALY_05000232 (__SILICON_REVISION__ < 5) /* 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) /* False Hardware Error from an Access in the Shadow of a Conditional Branch */ #define ANOMALY_05000245 (__SILICON_REVISION__ < 5) /* TESTSET operation forces stall on the other core */ #define ANOMALY_05000248 (__SILICON_REVISION__ < 5) /* Incorrect Bit Shift of Data Word in Multichannel (TDM) Mode in Certain Conditions */ #define ANOMALY_05000250 (__SILICON_REVISION__ > 2 && __SILICON_REVISION__ < 5) /* Exception Not Generated for MMR Accesses in Reserved Region */ #define ANOMALY_05000251 (__SILICON_REVISION__ < 5) /* 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__ > 3) /* 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 (__SILICON_REVISION__ < 5) /* IMDMA destination IRQ status must be read prior to using IMDMA */ #define ANOMALY_05000266 (__SILICON_REVISION__ > 3) /* IMDMA may corrupt data under certain conditions */ #define ANOMALY_05000267 (1) /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Increase */ #define ANOMALY_05000269 (1) /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Decrease */ #define ANOMALY_05000270 (1) /* Certain Data Cache Writethrough Modes Fail for Vddint <= 0.9V */ #define ANOMALY_05000272 (1) /* Data cache write back to external synchronous memory may be lost */ #define ANOMALY_05000274 (1) /* PPI Timing and Sampling Information Updates */ #define ANOMALY_05000275 (__SILICON_REVISION__ > 2) /* Timing Requirements Change for External Frame Sync PPI Modes with Non-Zero PPI_DELAY */ #define ANOMALY_05000276 (__SILICON_REVISION__ < 5) /* Writes to an I/O Data Register One SCLK Cycle after an Edge Is Detected May Clear Interrupt */ #define ANOMALY_05000277 (__SILICON_REVISION__ < 3) /* Disabling Peripherals with DMA Running May Cause DMA System Instability */ #define ANOMALY_05000278 (__SILICON_REVISION__ < 5) /* False Hardware Error Exception When ISR Context Is Not Restored */ #define ANOMALY_05000281 (__SILICON_REVISION__ < 5) /* System MMR Write Is Stalled Indefinitely When Killed in a Particular Stage */ #define ANOMALY_05000283 (1) /* A read will receive incorrect data under certain conditions */ #define ANOMALY_05000287 (__SILICON_REVISION__ < 5) /* SPORTs May Receive Bad Data If FIFOs Fill Up */ #define ANOMALY_05000288 (__SILICON_REVISION__ < 5) /* Memory-To-Memory DMA Source/Destination Descriptors Must Be in Same Memory Space */ #define ANOMALY_05000301 (1) /* SSYNCs After Writes To DMA MMR Registers May Not Be Handled Correctly */ #define ANOMALY_05000302 (1) /* SPORT_HYS Bit in PLL_CTL Register Is Not Functional */ #define ANOMALY_05000305 (__SILICON_REVISION__ < 5) /* SCKELOW Bit Does Not Maintain State Through Hibernate */ #define ANOMALY_05000307 (__SILICON_REVISION__ < 5) /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ #define ANOMALY_05000310 (1) /* Errors When SSYNC, CSYNC, or Loads to LT, LB and LC Registers Are Interrupted */ #define ANOMALY_05000312 (1) /* PPI Is Level-Sensitive on First Transfer In Single Frame Sync Modes */ #define ANOMALY_05000313 (1) /* Killed System MMR Write Completes Erroneously On Next System MMR Access */ #define ANOMALY_05000315 (1) /* PF2 Output Remains Asserted After SPI Master Boot */ #define ANOMALY_05000320 (__SILICON_REVISION__ > 3) /* Erroneous GPIO Flag Pin Operations Under Specific Sequences */ #define ANOMALY_05000323 (1) /* SPORT Secondary Receive Channel Not Functional When Word Length Exceeds 16 Bits */ #define ANOMALY_05000326 (__SILICON_REVISION__ > 3) /* New Feature: 24-Bit SPI Boot Mode Support (Not Available On Older Silicon) */ #define ANOMALY_05000331 (__SILICON_REVISION__ < 5) /* New Feature: Slave SPI Boot Mode Supported (Not Available On Older Silicon) */ #define ANOMALY_05000332 (__SILICON_REVISION__ < 5) /* Flag Data Register Writes One SCLK Cycle After Edge Is Detected May Clear Interrupt Status */ #define ANOMALY_05000333 (__SILICON_REVISION__ < 5) /* New Feature: Additional PPI Frame Sync Sampling Options (Not Available on Older Silicon) */ #define ANOMALY_05000339 (__SILICON_REVISION__ < 5) /* Memory DMA FIFO Causes Throughput Degradation on Writes to External Memory */ #define ANOMALY_05000343 (__SILICON_REVISION__ < 5) /* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ #define ANOMALY_05000357 (1) /* Conflicting Column Address Widths Causes SDRAM Errors */ #define ANOMALY_05000362 (1) /* 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 (1) /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ #define ANOMALY_05000403 (1) /* TESTSET Instruction Causes Data Corruption with Writeback Data Cache Enabled */ #define ANOMALY_05000412 (1) /* Speculative Fetches Can Cause Undesired External FIFO Operations */ #define ANOMALY_05000416 (1) /* Multichannel SPORT Channel Misalignment Under Specific Configuration */ #define ANOMALY_05000425 (1) /* Speculative Fetches of Indirect-Pointer Instructions Can Cause False Hardware Errors */ #define ANOMALY_05000426 (1) /* Lost/Corrupted L2/L3 Memory Write after Speculative L2 Memory Read by Core B */ #define ANOMALY_05000428 (__SILICON_REVISION__ > 3) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000158 (0) #define ANOMALY_05000183 (0) #define ANOMALY_05000273 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000380 (0) #define ANOMALY_05000386 (1) #define ANOMALY_05000430 (0) #define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) #define ANOMALY_05000447 (0) #define ANOMALY_05000448 (0) #endif