166 lines
7.8 KiB
C
166 lines
7.8 KiB
C
/*
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* File: include/asm-blackfin/mach-bf537/anomaly.h
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* Bugs: Enter bugs at http://blackfin.uclinux.org/
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*
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* Copyright (C) 2004-2008 Analog Devices Inc.
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* Licensed under the GPL-2 or later.
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*/
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/* This file shoule be up to date with:
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* - Revision C, 02/08/2008; ADSP-BF534/ADSP-BF536/ADSP-BF537 Blackfin Processor Anomaly List
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*/
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#ifndef _MACH_ANOMALY_H_
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#define _MACH_ANOMALY_H_
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/* We do not support 0.1 silicon - sorry */
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#if __SILICON_REVISION__ < 2
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# error will not work on BF537 silicon version 0.0 or 0.1
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#endif
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#if defined(__ADSPBF534__)
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# define ANOMALY_BF534 1
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#else
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# define ANOMALY_BF534 0
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#endif
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#if defined(__ADSPBF536__)
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# define ANOMALY_BF536 1
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#else
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# define ANOMALY_BF536 0
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#endif
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#if defined(__ADSPBF537__)
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# define ANOMALY_BF537 1
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#else
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# define ANOMALY_BF537 0
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#endif
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/* Multi-issue instruction with dsp32shiftimm in slot1 and P-reg store in slot 2 not supported */
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#define ANOMALY_05000074 (1)
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/* DMA_RUN bit is not valid after a Peripheral Receive Channel DMA stops */
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#define ANOMALY_05000119 (1)
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/* Rx.H cannot be used to access 16-bit System MMR registers */
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#define ANOMALY_05000122 (1)
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/* Killed 32-bit MMR write leads to next system MMR access thinking it should be 32-bit */
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#define ANOMALY_05000157 (__SILICON_REVISION__ < 2)
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/* Turning SPORTs on while External Frame Sync Is Active May Corrupt Data */
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#define ANOMALY_05000167 (1)
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/* PPI_DELAY not functional in PPI modes with 0 frame syncs */
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#define ANOMALY_05000180 (1)
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/* Instruction Cache Is Not Functional */
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#define ANOMALY_05000237 (__SILICON_REVISION__ < 2)
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/* If i-cache is on, CSYNC/SSYNC/IDLE around Change of Control causes failures */
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#define ANOMALY_05000244 (__SILICON_REVISION__ < 3)
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/* Spurious Hardware Error from an access in the shadow of a conditional branch */
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#define ANOMALY_05000245 (1)
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/* CLKIN Buffer Output Enable Reset Behavior Is Changed */
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#define ANOMALY_05000247 (1)
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/* Incorrect Bit-Shift of Data Word in Multichannel (TDM) mode in certain conditions */
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#define ANOMALY_05000250 (__SILICON_REVISION__ < 3)
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/* EMAC Tx DMA error after an early frame abort */
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#define ANOMALY_05000252 (__SILICON_REVISION__ < 3)
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/* Maximum external clock speed for Timers */
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#define ANOMALY_05000253 (__SILICON_REVISION__ < 3)
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/* Incorrect Timer Pulse Width in Single-Shot PWM_OUT mode with external clock */
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#define ANOMALY_05000254 (__SILICON_REVISION__ > 2)
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/* Entering Hibernate Mode with RTC Seconds event interrupt not functional */
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#define ANOMALY_05000255 (__SILICON_REVISION__ < 3)
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/* EMAC MDIO input latched on wrong MDC edge */
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#define ANOMALY_05000256 (__SILICON_REVISION__ < 3)
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/* Interrupt/Exception during short hardware loop may cause bad instruction fetches */
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#define ANOMALY_05000257 (__SILICON_REVISION__ < 3)
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/* Instruction Cache is corrupted when bits 9 and 12 of the ICPLB Data registers differ */
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#define ANOMALY_05000258 (((ANOMALY_BF536 || ANOMALY_BF537) && __SILICON_REVISION__ == 1) || __SILICON_REVISION__ == 2)
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/* ICPLB_STATUS MMR register may be corrupted */
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#define ANOMALY_05000260 (__SILICON_REVISION__ == 2)
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/* DCPLB_FAULT_ADDR MMR register may be corrupted */
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#define ANOMALY_05000261 (__SILICON_REVISION__ < 3)
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/* Stores to data cache may be lost */
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#define ANOMALY_05000262 (__SILICON_REVISION__ < 3)
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/* Hardware loop corrupted when taking an ICPLB exception */
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#define ANOMALY_05000263 (__SILICON_REVISION__ == 2)
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/* CSYNC/SSYNC/IDLE causes infinite stall in second to last instruction in hardware loop */
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#define ANOMALY_05000264 (__SILICON_REVISION__ < 3)
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/* Sensitivity to noise with slow input edge rates on external SPORT TX and RX clocks */
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#define ANOMALY_05000265 (1)
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/* Memory DMA error when peripheral DMA is running with non-zero DEB_TRAFFIC_PERIOD */
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#define ANOMALY_05000268 (__SILICON_REVISION__ < 3)
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/* High I/O activity causes output voltage of internal voltage regulator (VDDint) to decrease */
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#define ANOMALY_05000270 (__SILICON_REVISION__ < 3)
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/* Certain data cache write through modes fail for VDDint <=0.9V */
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#define ANOMALY_05000272 (1)
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/* Writes to Synchronous SDRAM memory may be lost */
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#define ANOMALY_05000273 (__SILICON_REVISION__ < 3)
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/* Writes to an I/O data register one SCLK cycle after an edge is detected may clear interrupt */
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#define ANOMALY_05000277 (__SILICON_REVISION__ < 3)
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/* Disabling Peripherals with DMA running may cause DMA system instability */
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#define ANOMALY_05000278 (((ANOMALY_BF536 || ANOMALY_BF537) && __SILICON_REVISION__ < 3) || (ANOMALY_BF534 && __SILICON_REVISION__ < 2))
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/* SPI Master boot mode does not work well with Atmel Data flash devices */
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#define ANOMALY_05000280 (1)
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/* False Hardware Error Exception when ISR context is not restored */
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#define ANOMALY_05000281 (__SILICON_REVISION__ < 3)
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/* Memory DMA corruption with 32-bit data and traffic control */
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#define ANOMALY_05000282 (__SILICON_REVISION__ < 3)
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/* System MMR Write Is Stalled Indefinitely When Killed in a Particular Stage */
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#define ANOMALY_05000283 (__SILICON_REVISION__ < 3)
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/* New Feature: EMAC TX DMA Word Alignment (Not Available On Older Silicon) */
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#define ANOMALY_05000285 (__SILICON_REVISION__ < 3)
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/* SPORTs may receive bad data if FIFOs fill up */
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#define ANOMALY_05000288 (__SILICON_REVISION__ < 3)
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/* Memory to memory DMA source/destination descriptors must be in same memory space */
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#define ANOMALY_05000301 (1)
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/* SSYNCs After Writes To CAN/DMA MMR Registers Are Not Always Handled Correctly */
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#define ANOMALY_05000304 (__SILICON_REVISION__ < 3)
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/* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */
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#define ANOMALY_05000305 (__SILICON_REVISION__ < 3)
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/* SCKELOW Bit Does Not Maintain State Through Hibernate */
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#define ANOMALY_05000307 (__SILICON_REVISION__ < 3)
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/* Writing UART_THR while UART clock is disabled sends erroneous start bit */
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#define ANOMALY_05000309 (__SILICON_REVISION__ < 3)
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/* False hardware errors caused by fetches at the boundary of reserved memory */
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#define ANOMALY_05000310 (1)
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/* Errors when SSYNC, CSYNC, or loads to LT, LB and LC registers are interrupted */
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#define ANOMALY_05000312 (1)
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/* PPI is level sensitive on first transfer */
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#define ANOMALY_05000313 (1)
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/* Killed System MMR Write Completes Erroneously On Next System MMR Access */
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#define ANOMALY_05000315 (__SILICON_REVISION__ < 3)
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/* EMAC RMII mode: collisions occur in Full Duplex mode */
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#define ANOMALY_05000316 (__SILICON_REVISION__ < 3)
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/* EMAC RMII mode: TX frames in half duplex fail with status No Carrier */
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#define ANOMALY_05000321 (__SILICON_REVISION__ < 3)
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/* EMAC RMII mode at 10-Base-T speed: RX frames not received properly */
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#define ANOMALY_05000322 (1)
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/* Ethernet MAC MDIO Reads Do Not Meet IEEE Specification */
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#define ANOMALY_05000341 (__SILICON_REVISION__ >= 3)
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/* New Feature: UART Remains Enabled after UART Boot */
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#define ANOMALY_05000350 (__SILICON_REVISION__ >= 3)
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/* Regulator Programming Blocked when Hibernate Wakeup Source Remains Active */
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#define ANOMALY_05000355 (1)
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/* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */
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#define ANOMALY_05000357 (1)
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/* DMAs that Go Urgent during Tight Core Writes to External Memory Are Blocked */
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#define ANOMALY_05000359 (1)
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/* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */
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#define ANOMALY_05000366 (1)
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/* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */
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#define ANOMALY_05000371 (1)
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/* SSYNC Stalls Processor when Executed from Non-Cacheable Memory */
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#define ANOMALY_05000402 (__SILICON_REVISION__ >= 5)
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/* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */
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#define ANOMALY_05000403 (1)
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/* Anomalies that don't exist on this proc */
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#define ANOMALY_05000125 (0)
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#define ANOMALY_05000158 (0)
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#define ANOMALY_05000183 (0)
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#define ANOMALY_05000198 (0)
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#define ANOMALY_05000230 (0)
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#define ANOMALY_05000266 (0)
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#define ANOMALY_05000311 (0)
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#define ANOMALY_05000323 (0)
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#define ANOMALY_05000353 (1)
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#define ANOMALY_05000363 (0)
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#define ANOMALY_05000386 (1)
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#endif
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