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Diffstat (limited to 'kernel/arch/blackfin/mach-bf561/include/mach/anomaly.h')
| -rw-r--r-- | kernel/arch/blackfin/mach-bf561/include/mach/anomaly.h | 353 |
1 files changed, 353 insertions, 0 deletions
diff --git a/kernel/arch/blackfin/mach-bf561/include/mach/anomaly.h b/kernel/arch/blackfin/mach-bf561/include/mach/anomaly.h new file mode 100644 index 000000000..038249c1d --- /dev/null +++ b/kernel/arch/blackfin/mach-bf561/include/mach/anomaly.h @@ -0,0 +1,353 @@ +/* + * DO NOT EDIT THIS FILE + * This file is under version control at + * svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/ + * and can be replaced with that version at any time + * DO NOT EDIT THIS FILE + * + * Copyright 2004-2011 Analog Devices Inc. + * Licensed under the Clear BSD license. + */ + +/* This file should be up to date with: + * - Revision S, 05/23/2011; 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 slot2 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) +/* 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) +/* SIGNBITS Instruction Not Functional under Certain Conditions */ +#define ANOMALY_05000127 (1) +/* IMDMA S1/D1 Channel May Stall */ +#define ANOMALY_05000149 (1) +/* Timers in PWM-Out Mode with PPI GP Receive (Input) Mode with 0 Frame Syncs */ +#define ANOMALY_05000156 (__SILICON_REVISION__ < 4) +/* 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) +/* Undefined Behavior when Power-Up Sequence Is Issued to SDRAM during Auto-Refresh */ +#define ANOMALY_05000168 (__SILICON_REVISION__ < 5) +/* DATA CPLB Page Miss Can Result in Lost Write-Through Data Cache Writes */ +#define ANOMALY_05000169 (__SILICON_REVISION__ < 5) +/* Boot-ROM Modifies SICA_IWRx Wakeup Registers */ +#define ANOMALY_05000171 (__SILICON_REVISION__ < 5) +/* Cache Fill Buffer Data lost */ +#define ANOMALY_05000174 (__SILICON_REVISION__ < 5) +/* Overlapping Sequencer and Memory Stalls */ +#define ANOMALY_05000175 (__SILICON_REVISION__ < 5) +/* Overflow Bit Asserted when Multiplication of -1 by -1 Followed by 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) +/* Internal Memory DMA Does Not Operate at Full Speed */ +#define ANOMALY_05000182 (1) +/* Timer Pin Limitations for PPI TX Modes with External Frame Syncs */ +#define ANOMALY_05000184 (__SILICON_REVISION__ < 5) +/* Early PPI Transmit when FS1 Asserts before FS2 in TX Mode with 2 External Frame Syncs */ +#define ANOMALY_05000185 (__SILICON_REVISION__ < 5) +/* Upper PPI Pins Driven when PPI Packing Enabled and Data Length >8 Bits */ +#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 when Speculative Fetch Is Cancelled */ +#define ANOMALY_05000189 (__SILICON_REVISION__ < 5) +/* PPI Not Functional at Core Voltage < 1Volt */ +#define ANOMALY_05000190 (1) +/* 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 Preceding Memory Read Stalls */ +#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 Writethrough "Allocate Cache Lines on Reads Only" Cache 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/Core Hang with L2/L3 Configured in Writeback Cache Mode */ +#define ANOMALY_05000220 (__SILICON_REVISION__ < 4) +/* 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 */ +/* Tempoary work around for kgdb bug 6333 in SMP kernel. It looks coreb hangs in exception + * without handling anomaly 05000257 properly on bf561 v0.5. This work around may change + * after the behavior and the root cause are confirmed with hardware team. + */ +#define ANOMALY_05000257 (__SILICON_REVISION__ < 5 || (__SILICON_REVISION__ == 5 && CONFIG_SMP)) +/* 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__ < 5) +/* Disabling Peripherals with DMA Running May Cause DMA System Instability */ +#define ANOMALY_05000278 (__SILICON_REVISION__ < 5) +/* False Hardware Error when ISR Context Is Not Restored */ +/* Temporarily walk around for bug 5423 till this issue is confirmed by + * official anomaly document. It looks 05000281 still exists on bf561 + * v0.5. + */ +#define ANOMALY_05000281 (__SILICON_REVISION__ <= 5) +/* System MMR Write Is Stalled Indefinitely when Killed in a Particular Stage */ +#define ANOMALY_05000283 (1) +/* Reads 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 >16 Bits */ +#define ANOMALY_05000326 (__SILICON_REVISION__ > 3) +/* 24-Bit SPI Boot Mode Is Not Functional */ +#define ANOMALY_05000331 (__SILICON_REVISION__ < 5) +/* Slave SPI Boot Mode Is Not Functional */ +#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) +/* ALT_TIMING Bit in PLL_CTL Register Is Not Functional */ +#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) +/* SCKELOW Feature Is Not Functional */ +#define ANOMALY_05000458 (1) +/* False Hardware Error when RETI Points to Invalid Memory */ +#define ANOMALY_05000461 (1) +/* Synchronization Problem at Startup May Cause SPORT Transmit Channels to Misalign */ +#define ANOMALY_05000462 (1) +/* Boot Failure When SDRAM Control Signals Toggle Coming Out Of Reset */ +#define ANOMALY_05000471 (1) +/* Interrupted SPORT Receive Data Register Read Results In Underflow when SLEN > 15 */ +#define ANOMALY_05000473 (1) +/* Possible Lockup Condition when Modifying PLL from External Memory */ +#define ANOMALY_05000475 (1) +/* TESTSET Instruction Cannot Be Interrupted */ +#define ANOMALY_05000477 (1) +/* Reads of ITEST_COMMAND and ITEST_DATA Registers Cause Cache Corruption */ +#define ANOMALY_05000481 (1) +/* PLL May Latch Incorrect Values Coming Out of Reset */ +#define ANOMALY_05000489 (1) +/* Instruction Memory Stalls Can Cause IFLUSH to Fail */ +#define ANOMALY_05000491 (1) +/* EXCPT Instruction May Be Lost If NMI Happens Simultaneously */ +#define ANOMALY_05000494 (1) +/* RXS Bit in SPI_STAT May Become Stuck In RX DMA Modes */ +#define ANOMALY_05000501 (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. + */ + +/* Trace Buffers May Contain Errors in Emulation Mode and/or Exception, NMI, Reset Handlers */ +#define ANOMALY_05000116 (__SILICON_REVISION__ < 3) +/* Erroneous Exception when Enabling Cache */ +#define ANOMALY_05000125 (__SILICON_REVISION__ < 3) +/* 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) +/* Infinite Stall may occur 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) +/* 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) +/* 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) +/* DSPID register values incorrect */ +#define ANOMALY_05000172 (__SILICON_REVISION__ < 3) +/* DMA vs Core accesses to external memory */ +#define ANOMALY_05000173 (__SILICON_REVISION__ < 3) +/* PPI does not invert the Driving PPICLK edge in Transmit Modes */ +#define ANOMALY_05000191 (__SILICON_REVISION__ < 3) +/* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */ +#define ANOMALY_05000402 (__SILICON_REVISION__ == 4) + +/* Anomalies that don't exist on this proc */ +#define ANOMALY_05000119 (0) +#define ANOMALY_05000158 (0) +#define ANOMALY_05000183 (0) +#define ANOMALY_05000233 (0) +#define ANOMALY_05000234 (0) +#define ANOMALY_05000273 (0) +#define ANOMALY_05000311 (0) +#define ANOMALY_05000353 (1) +#define ANOMALY_05000364 (0) +#define ANOMALY_05000380 (0) +#define ANOMALY_05000383 (0) +#define ANOMALY_05000386 (1) +#define ANOMALY_05000389 (0) +#define ANOMALY_05000400 (0) +#define ANOMALY_05000430 (0) +#define ANOMALY_05000432 (0) +#define ANOMALY_05000435 (0) +#define ANOMALY_05000440 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) +#define ANOMALY_05000456 (0) +#define ANOMALY_05000450 (0) +#define ANOMALY_05000465 (0) +#define ANOMALY_05000467 (0) +#define ANOMALY_05000474 (0) +#define ANOMALY_05000480 (0) +#define ANOMALY_05000485 (0) +#define ANOMALY_16000030 (0) + +#endif |