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Diffstat (limited to 'arch/blackfin/mach-bf561/include/mach/anomaly.h')
-rw-r--r-- | arch/blackfin/mach-bf561/include/mach/anomaly.h | 274 |
1 files changed, 274 insertions, 0 deletions
diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h new file mode 100644 index 000000000000..5c5d7d7d695f --- /dev/null +++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h | |||
@@ -0,0 +1,274 @@ | |||
1 | /* | ||
2 | * File: include/asm-blackfin/mach-bf561/anomaly.h | ||
3 | * Bugs: Enter bugs at http://blackfin.uclinux.org/ | ||
4 | * | ||
5 | * Copyright (C) 2004-2008 Analog Devices Inc. | ||
6 | * Licensed under the GPL-2 or later. | ||
7 | */ | ||
8 | |||
9 | /* This file shoule be up to date with: | ||
10 | * - Revision P, 02/08/2008; 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 | /* UART Break Signal Issues */ | ||
260 | #define ANOMALY_05000363 (__SILICON_REVISION__ < 5) | ||
261 | /* PPI Underflow Error Goes Undetected in ITU-R 656 Mode */ | ||
262 | #define ANOMALY_05000366 (1) | ||
263 | /* Possible RETS Register Corruption when Subroutine Is under 5 Cycles in Duration */ | ||
264 | #define ANOMALY_05000371 (1) | ||
265 | /* Level-Sensitive External GPIO Wakeups May Cause Indefinite Stall */ | ||
266 | #define ANOMALY_05000403 (1) | ||
267 | |||
268 | /* Anomalies that don't exist on this proc */ | ||
269 | #define ANOMALY_05000158 (0) | ||
270 | #define ANOMALY_05000183 (0) | ||
271 | #define ANOMALY_05000273 (0) | ||
272 | #define ANOMALY_05000311 (0) | ||
273 | |||
274 | #endif | ||