| /* |
| * 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) |
| #define ANOMALY_05000435 (0) |
| |
| #endif |