Mike Frysinger | 66c4cf4 | 2008-02-04 19:26:55 -0500 | [diff] [blame] | 1 | /* |
| 2 | * File: include/asm-blackfin/mach-bf561/anomaly.h |
| 3 | * Bugs: Enter bugs at http://blackfin.uclinux.org/ |
| 4 | * |
| 5 | * Copyright (C) 2004-2007 Analog Devices Inc. |
| 6 | * Licensed under the GPL-2 or later. |
| 7 | */ |
| 8 | |
| 9 | /* This file shoule be up to date with: |
| 10 | * - Revision O, 11/15/2007; ADSP-BF561 Blackfin Processor Anomaly List |
| 11 | */ |
| 12 | |
| 13 | #ifndef _MACH_ANOMALY_H_ |
| 14 | #define _MACH_ANOMALY_H_ |
| 15 | |
| 16 | /* We do not support 0.1, 0.2, or 0.4 silicon - sorry */ |
| 17 | #if __SILICON_REVISION__ < 3 || __SILICON_REVISION__ == 4 |
| 18 | # error will not work on BF561 silicon version 0.0, 0.1, 0.2, or 0.4 |
| 19 | #endif |
| 20 | |
| 21 | /* Multi-Issue Instruction with dsp32shiftimm in slot1 and P-reg Store in slot 2 Not Supported */ |
| 22 | #define ANOMALY_05000074 (1) |
| 23 | /* UART Line Status Register (UART_LSR) Bits Are Not Updated at the Same Time */ |
| 24 | #define ANOMALY_05000099 (__SILICON_REVISION__ < 5) |
| 25 | /* Trace Buffers may contain errors in emulation mode and/or exception, NMI, reset handlers */ |
| 26 | #define ANOMALY_05000116 (__SILICON_REVISION__ < 3) |
| 27 | /* Testset instructions restricted to 32-bit aligned memory locations */ |
| 28 | #define ANOMALY_05000120 (1) |
| 29 | /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */ |
| 30 | #define ANOMALY_05000122 (1) |
| 31 | /* Erroneous exception when enabling cache */ |
| 32 | #define ANOMALY_05000125 (__SILICON_REVISION__ < 3) |
| 33 | /* Signbits instruction not functional under certain conditions */ |
| 34 | #define ANOMALY_05000127 (1) |
| 35 | /* Two bits in the Watchpoint Status Register (WPSTAT) are swapped */ |
| 36 | #define ANOMALY_05000134 (__SILICON_REVISION__ < 3) |
| 37 | /* Enable wires from the Data Watchpoint Address Control Register (WPDACTL) are swapped */ |
| 38 | #define ANOMALY_05000135 (__SILICON_REVISION__ < 3) |
| 39 | /* Stall in multi-unit DMA operations */ |
| 40 | #define ANOMALY_05000136 (__SILICON_REVISION__ < 3) |
| 41 | /* Allowing the SPORT RX FIFO to fill will cause an overflow */ |
| 42 | #define ANOMALY_05000140 (__SILICON_REVISION__ < 3) |
| 43 | /* Infinite Stall may occur with a particular sequence of consecutive dual dag events */ |
| 44 | #define ANOMALY_05000141 (__SILICON_REVISION__ < 3) |
| 45 | /* Interrupts may be lost when a programmable input flag is configured to be edge sensitive */ |
| 46 | #define ANOMALY_05000142 (__SILICON_REVISION__ < 3) |
| 47 | /* DMA and TESTSET conflict when both are accessing external memory */ |
| 48 | #define ANOMALY_05000144 (__SILICON_REVISION__ < 3) |
| 49 | /* In PWM_OUT mode, you must enable the PPI block to generate a waveform from PPI_CLK */ |
| 50 | #define ANOMALY_05000145 (__SILICON_REVISION__ < 3) |
| 51 | /* MDMA may lose the first few words of a descriptor chain */ |
| 52 | #define ANOMALY_05000146 (__SILICON_REVISION__ < 3) |
| 53 | /* Source MDMA descriptor may stop with a DMA Error near beginning of descriptor fetch */ |
| 54 | #define ANOMALY_05000147 (__SILICON_REVISION__ < 3) |
| 55 | /* IMDMA S1/D1 channel may stall */ |
| 56 | #define ANOMALY_05000149 (1) |
| 57 | /* DMA engine may lose data due to incorrect handshaking */ |
| 58 | #define ANOMALY_05000150 (__SILICON_REVISION__ < 3) |
| 59 | /* DMA stalls when all three controllers read data from the same source */ |
| 60 | #define ANOMALY_05000151 (__SILICON_REVISION__ < 3) |
| 61 | /* Execution stall when executing in L2 and doing external accesses */ |
| 62 | #define ANOMALY_05000152 (__SILICON_REVISION__ < 3) |
| 63 | /* Frame Delay in SPORT Multichannel Mode */ |
| 64 | #define ANOMALY_05000153 (__SILICON_REVISION__ < 3) |
| 65 | /* SPORT TFS signal stays active in multichannel mode outside of valid channels */ |
| 66 | #define ANOMALY_05000154 (__SILICON_REVISION__ < 3) |
| 67 | /* Timers in PWM-Out Mode with PPI GP Receive (Input) Mode with 0 Frame Syncs */ |
| 68 | #define ANOMALY_05000156 (__SILICON_REVISION__ < 4) |
| 69 | /* Killed 32-bit MMR write leads to next system MMR access thinking it should be 32-bit */ |
| 70 | #define ANOMALY_05000157 (__SILICON_REVISION__ < 3) |
| 71 | /* DMA Lock-up at CCLK to SCLK ratios of 4:1, 2:1, or 1:1 */ |
| 72 | #define ANOMALY_05000159 (__SILICON_REVISION__ < 3) |
| 73 | /* A read from external memory may return a wrong value with data cache enabled */ |
| 74 | #define ANOMALY_05000160 (__SILICON_REVISION__ < 3) |
| 75 | /* Data Cache Fill data can be corrupted after/during Instruction DMA if certain core stalls exist */ |
| 76 | #define ANOMALY_05000161 (__SILICON_REVISION__ < 3) |
| 77 | /* DMEM_CONTROL<12> is not set on Reset */ |
| 78 | #define ANOMALY_05000162 (__SILICON_REVISION__ < 3) |
| 79 | /* SPORT transmit data is not gated by external frame sync in certain conditions */ |
| 80 | #define ANOMALY_05000163 (__SILICON_REVISION__ < 3) |
| 81 | /* PPI Data Lengths Between 8 and 16 Do Not Zero Out Upper Bits */ |
| 82 | #define ANOMALY_05000166 (1) |
| 83 | /* Turning Serial Ports on with External Frame Syncs */ |
| 84 | #define ANOMALY_05000167 (1) |
| 85 | /* SDRAM auto-refresh and subsequent Power Ups */ |
| 86 | #define ANOMALY_05000168 (__SILICON_REVISION__ < 5) |
| 87 | /* DATA CPLB page miss can result in lost write-through cache data writes */ |
| 88 | #define ANOMALY_05000169 (__SILICON_REVISION__ < 5) |
| 89 | /* Boot-ROM code modifies SICA_IWRx wakeup registers */ |
| 90 | #define ANOMALY_05000171 (__SILICON_REVISION__ < 5) |
| 91 | /* DSPID register values incorrect */ |
| 92 | #define ANOMALY_05000172 (__SILICON_REVISION__ < 3) |
| 93 | /* DMA vs Core accesses to external memory */ |
| 94 | #define ANOMALY_05000173 (__SILICON_REVISION__ < 3) |
| 95 | /* Cache Fill Buffer Data lost */ |
| 96 | #define ANOMALY_05000174 (__SILICON_REVISION__ < 5) |
| 97 | /* Overlapping Sequencer and Memory Stalls */ |
| 98 | #define ANOMALY_05000175 (__SILICON_REVISION__ < 5) |
| 99 | /* Multiplication of (-1) by (-1) followed by an accumulator saturation */ |
| 100 | #define ANOMALY_05000176 (__SILICON_REVISION__ < 5) |
| 101 | /* PPI_COUNT Cannot Be Programmed to 0 in General Purpose TX or RX Modes */ |
| 102 | #define ANOMALY_05000179 (__SILICON_REVISION__ < 5) |
| 103 | /* PPI_DELAY Not Functional in PPI Modes with 0 Frame Syncs */ |
| 104 | #define ANOMALY_05000180 (1) |
| 105 | /* Disabling the PPI resets the PPI configuration registers */ |
| 106 | #define ANOMALY_05000181 (__SILICON_REVISION__ < 5) |
| 107 | /* IMDMA does not operate to full speed for 600MHz and higher devices */ |
| 108 | #define ANOMALY_05000182 (1) |
| 109 | /* Timer Pin limitations for PPI TX Modes with External Frame Syncs */ |
| 110 | #define ANOMALY_05000184 (__SILICON_REVISION__ < 5) |
| 111 | /* PPI TX Mode with 2 External Frame Syncs */ |
| 112 | #define ANOMALY_05000185 (__SILICON_REVISION__ < 5) |
| 113 | /* PPI packing with Data Length greater than 8 bits (not a meaningful mode) */ |
| 114 | #define ANOMALY_05000186 (__SILICON_REVISION__ < 5) |
| 115 | /* IMDMA Corrupted Data after a Halt */ |
| 116 | #define ANOMALY_05000187 (1) |
| 117 | /* IMDMA Restrictions on Descriptor and Buffer Placement in Memory */ |
| 118 | #define ANOMALY_05000188 (__SILICON_REVISION__ < 5) |
| 119 | /* False Protection Exceptions */ |
| 120 | #define ANOMALY_05000189 (__SILICON_REVISION__ < 5) |
| 121 | /* PPI not functional at core voltage < 1Volt */ |
| 122 | #define ANOMALY_05000190 (1) |
| 123 | /* PPI does not invert the Driving PPICLK edge in Transmit Modes */ |
| 124 | #define ANOMALY_05000191 (__SILICON_REVISION__ < 3) |
| 125 | /* False I/O Pin Interrupts on Edge-Sensitive Inputs When Polarity Setting Is Changed */ |
| 126 | #define ANOMALY_05000193 (__SILICON_REVISION__ < 5) |
| 127 | /* Restarting SPORT in Specific Modes May Cause Data Corruption */ |
| 128 | #define ANOMALY_05000194 (__SILICON_REVISION__ < 5) |
| 129 | /* Failing MMR Accesses When Stalled by Preceding Memory Read */ |
| 130 | #define ANOMALY_05000198 (__SILICON_REVISION__ < 5) |
| 131 | /* Current DMA Address Shows Wrong Value During Carry Fix */ |
| 132 | #define ANOMALY_05000199 (__SILICON_REVISION__ < 5) |
| 133 | /* SPORT TFS and DT Are Incorrectly Driven During Inactive Channels in Certain Conditions */ |
| 134 | #define ANOMALY_05000200 (__SILICON_REVISION__ < 5) |
| 135 | /* Possible Infinite Stall with Specific Dual-DAG Situation */ |
| 136 | #define ANOMALY_05000202 (__SILICON_REVISION__ < 5) |
| 137 | /* Incorrect data read with write-through cache and allocate cache lines on reads only mode */ |
| 138 | #define ANOMALY_05000204 (__SILICON_REVISION__ < 5) |
| 139 | /* Specific sequence that can cause DMA error or DMA stopping */ |
| 140 | #define ANOMALY_05000205 (__SILICON_REVISION__ < 5) |
| 141 | /* Recovery from "Brown-Out" Condition */ |
| 142 | #define ANOMALY_05000207 (__SILICON_REVISION__ < 5) |
| 143 | /* VSTAT Status Bit in PLL_STAT Register Is Not Functional */ |
| 144 | #define ANOMALY_05000208 (1) |
| 145 | /* Speed Path in Computational Unit Affects Certain Instructions */ |
| 146 | #define ANOMALY_05000209 (__SILICON_REVISION__ < 5) |
| 147 | /* UART TX Interrupt Masked Erroneously */ |
| 148 | #define ANOMALY_05000215 (__SILICON_REVISION__ < 5) |
| 149 | /* NMI Event at Boot Time Results in Unpredictable State */ |
| 150 | #define ANOMALY_05000219 (__SILICON_REVISION__ < 5) |
| 151 | /* Data Corruption with Cached External Memory and Non-Cached On-Chip L2 Memory */ |
| 152 | #define ANOMALY_05000220 (__SILICON_REVISION__ < 5) |
| 153 | /* Incorrect Pulse-Width of UART Start Bit */ |
| 154 | #define ANOMALY_05000225 (__SILICON_REVISION__ < 5) |
| 155 | /* Scratchpad Memory Bank Reads May Return Incorrect Data */ |
| 156 | #define ANOMALY_05000227 (__SILICON_REVISION__ < 5) |
| 157 | /* UART Receiver is Less Robust Against Baudrate Differences in Certain Conditions */ |
| 158 | #define ANOMALY_05000230 (__SILICON_REVISION__ < 5) |
| 159 | /* UART STB Bit Incorrectly Affects Receiver Setting */ |
| 160 | #define ANOMALY_05000231 (__SILICON_REVISION__ < 5) |
| 161 | /* SPORT data transmit lines are incorrectly driven in multichannel mode */ |
| 162 | #define ANOMALY_05000232 (__SILICON_REVISION__ < 5) |
| 163 | /* DF Bit in PLL_CTL Register Does Not Respond to Hardware Reset */ |
| 164 | #define ANOMALY_05000242 (__SILICON_REVISION__ < 5) |
| 165 | /* If I-Cache Is On, CSYNC/SSYNC/IDLE Around Change of Control Causes Failures */ |
| 166 | #define ANOMALY_05000244 (__SILICON_REVISION__ < 5) |
| 167 | /* Spurious Hardware Error from an Access in the Shadow of a Conditional Branch */ |
| 168 | #define ANOMALY_05000245 (__SILICON_REVISION__ < 5) |
| 169 | /* TESTSET operation forces stall on the other core */ |
| 170 | #define ANOMALY_05000248 (__SILICON_REVISION__ < 5) |
| 171 | /* Incorrect Bit Shift of Data Word in Multichannel (TDM) Mode in Certain Conditions */ |
| 172 | #define ANOMALY_05000250 (__SILICON_REVISION__ > 2 && __SILICON_REVISION__ < 5) |
| 173 | /* Exception Not Generated for MMR Accesses in Reserved Region */ |
| 174 | #define ANOMALY_05000251 (__SILICON_REVISION__ < 5) |
| 175 | /* Maximum External Clock Speed for Timers */ |
| 176 | #define ANOMALY_05000253 (__SILICON_REVISION__ < 5) |
| 177 | /* Incorrect Timer Pulse Width in Single-Shot PWM_OUT Mode with External Clock */ |
| 178 | #define ANOMALY_05000254 (__SILICON_REVISION__ > 3) |
| 179 | /* Interrupt/Exception During Short Hardware Loop May Cause Bad Instruction Fetches */ |
| 180 | #define ANOMALY_05000257 (__SILICON_REVISION__ < 5) |
| 181 | /* Instruction Cache Is Corrupted When Bits 9 and 12 of the ICPLB Data Registers Differ */ |
| 182 | #define ANOMALY_05000258 (__SILICON_REVISION__ < 5) |
| 183 | /* ICPLB_STATUS MMR Register May Be Corrupted */ |
| 184 | #define ANOMALY_05000260 (__SILICON_REVISION__ < 5) |
| 185 | /* DCPLB_FAULT_ADDR MMR Register May Be Corrupted */ |
| 186 | #define ANOMALY_05000261 (__SILICON_REVISION__ < 5) |
| 187 | /* Stores To Data Cache May Be Lost */ |
| 188 | #define ANOMALY_05000262 (__SILICON_REVISION__ < 5) |
| 189 | /* Hardware Loop Corrupted When Taking an ICPLB Exception */ |
| 190 | #define ANOMALY_05000263 (__SILICON_REVISION__ < 5) |
| 191 | /* CSYNC/SSYNC/IDLE Causes Infinite Stall in Penultimate Instruction in Hardware Loop */ |
| 192 | #define ANOMALY_05000264 (__SILICON_REVISION__ < 5) |
| 193 | /* Sensitivity To Noise with Slow Input Edge Rates on External SPORT TX and RX Clocks */ |
| 194 | #define ANOMALY_05000265 (__SILICON_REVISION__ < 5) |
| 195 | /* IMDMA destination IRQ status must be read prior to using IMDMA */ |
| 196 | #define ANOMALY_05000266 (__SILICON_REVISION__ > 3) |
| 197 | /* IMDMA may corrupt data under certain conditions */ |
| 198 | #define ANOMALY_05000267 (1) |
| 199 | /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Increase */ |
| 200 | #define ANOMALY_05000269 (1) |
| 201 | /* High I/O Activity Causes Output Voltage of Internal Voltage Regulator (Vddint) to Decrease */ |
| 202 | #define ANOMALY_05000270 (1) |
| 203 | /* Certain Data Cache Writethrough Modes Fail for Vddint <= 0.9V */ |
| 204 | #define ANOMALY_05000272 (1) |
| 205 | /* Data cache write back to external synchronous memory may be lost */ |
| 206 | #define ANOMALY_05000274 (1) |
| 207 | /* PPI Timing and Sampling Information Updates */ |
| 208 | #define ANOMALY_05000275 (__SILICON_REVISION__ > 2) |
| 209 | /* Timing Requirements Change for External Frame Sync PPI Modes with Non-Zero PPI_DELAY */ |
| 210 | #define ANOMALY_05000276 (__SILICON_REVISION__ < 5) |
| 211 | /* Writes to an I/O data register one SCLK cycle after an edge is detected may clear interrupt */ |
| 212 | #define ANOMALY_05000277 (__SILICON_REVISION__ < 3) |
| 213 | /* Disabling Peripherals with DMA Running May Cause DMA System Instability */ |
| 214 | #define ANOMALY_05000278 (__SILICON_REVISION__ < 5) |
| 215 | /* False Hardware Error Exception When ISR Context Is Not Restored */ |
| 216 | #define ANOMALY_05000281 (__SILICON_REVISION__ < 5) |
| 217 | /* System MMR Write Is Stalled Indefinitely When Killed in a Particular Stage */ |
| 218 | #define ANOMALY_05000283 (1) |
| 219 | /* A read will receive incorrect data under certain conditions */ |
| 220 | #define ANOMALY_05000287 (__SILICON_REVISION__ < 5) |
| 221 | /* SPORTs May Receive Bad Data If FIFOs Fill Up */ |
| 222 | #define ANOMALY_05000288 (__SILICON_REVISION__ < 5) |
| 223 | /* Memory-To-Memory DMA Source/Destination Descriptors Must Be in Same Memory Space */ |
| 224 | #define ANOMALY_05000301 (1) |
| 225 | /* SSYNCs After Writes To DMA MMR Registers May Not Be Handled Correctly */ |
| 226 | #define ANOMALY_05000302 (1) |
| 227 | /* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ |
| 228 | #define ANOMALY_05000305 (__SILICON_REVISION__ < 5) |
| 229 | /* SCKELOW Bit Does Not Maintain State Through Hibernate */ |
| 230 | #define ANOMALY_05000307 (__SILICON_REVISION__ < 5) |
| 231 | /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ |
| 232 | #define ANOMALY_05000310 (1) |
| 233 | /* Errors When SSYNC, CSYNC, or Loads to LT, LB and LC Registers Are Interrupted */ |
| 234 | #define ANOMALY_05000312 (1) |
| 235 | /* PPI Is Level-Sensitive on First Transfer */ |
| 236 | #define ANOMALY_05000313 (1) |
| 237 | /* Killed System MMR Write Completes Erroneously On Next System MMR Access */ |
| 238 | #define ANOMALY_05000315 (1) |
| 239 | /* PF2 Output Remains Asserted After SPI Master Boot */ |
| 240 | #define ANOMALY_05000320 (__SILICON_REVISION__ > 3) |
| 241 | /* Erroneous GPIO Flag Pin Operations Under Specific Sequences */ |
| 242 | #define ANOMALY_05000323 (1) |
| 243 | /* SPORT Secondary Receive Channel Not Functional When Word Length Exceeds 16 Bits */ |
| 244 | #define ANOMALY_05000326 (__SILICON_REVISION__ > 3) |
| 245 | /* New Feature: 24-Bit SPI Boot Mode Support (Not Available On Older Silicon) */ |
| 246 | #define ANOMALY_05000331 (__SILICON_REVISION__ < 5) |
| 247 | /* New Feature: Slave SPI Boot Mode Supported (Not Available On Older Silicon) */ |
| 248 | #define ANOMALY_05000332 (__SILICON_REVISION__ < 5) |
| 249 | /* Flag Data Register Writes One SCLK Cycle After Edge Is Detected May Clear Interrupt Status */ |
| 250 | #define ANOMALY_05000333 (__SILICON_REVISION__ < 5) |
| 251 | /* New Feature: Additional PPI Frame Sync Sampling Options (Not Available on Older Silicon) */ |
| 252 | #define ANOMALY_05000339 (__SILICON_REVISION__ < 5) |
| 253 | /* Memory DMA FIFO Causes Throughput Degradation on Writes to External Memory */ |
| 254 | #define ANOMALY_05000343 (__SILICON_REVISION__ < 5) |
| 255 | /* Serial Port (SPORT) Multichannel Transmit Failure when Channel 0 Is Disabled */ |
| 256 | #define ANOMALY_05000357 (1) |
| 257 | /* Conflicting Column Address Widths Causes SDRAM Errors */ |
| 258 | #define ANOMALY_05000362 (1) |
| 259 | /* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */ |
| 260 | #define ANOMALY_05000366 (1) |
| 261 | /* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */ |
| 262 | #define ANOMALY_05000371 (1) |
| 263 | |
| 264 | /* Anomalies that don't exist on this proc */ |
| 265 | #define ANOMALY_05000158 (0) |
| 266 | #define ANOMALY_05000183 (0) |
| 267 | #define ANOMALY_05000273 (0) |
| 268 | #define ANOMALY_05000311 (0) |
| 269 | |
| 270 | #endif |