anomaly.h

u-boot 源代码

/*
 * File:         include/asm-blackfin/arch-bf533/anomaly.h
 * Based on:
 * Author:
 *
 * Created:
 * Description:
 *
 * Rev:
 *
 * Modified:
 *
 *
 * Bugs:         Enter bugs at http://blackfin.uclinux.org/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.
 * If not, write to the Free Software Foundation,
 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

/* This file shoule be up to date with:
 *  - Revision U, May 17, 2006; ADSP-BF533 Blackfin Processor Anomaly List
 *  - Revision Y, May 17, 2006; ADSP-BF532 Blackfin Processor Anomaly List
 *  - Revision T, May 17, 2006; ADSP-BF531 Blackfin Processor Anomaly List
 */

#ifndef _MACH_ANOMALY_H_
#define _MACH_ANOMALY_H_

/* We do not support 0.1 or 0.2 silicon - sorry */
#if (defined(CONFIG_BF_REV_0_1) || defined(CONFIG_BF_REV_0_2))
#error Kernel will not work on BF533 Version 0.1 or 0.2
#endif

/* Issues that are common to 0.5, 0.4, and 0.3 silicon */
#if  (defined(CONFIG_BF_REV_0_5) || defined(CONFIG_BF_REV_0_4) || defined(CONFIG_BF_REV_0_3))
#define ANOMALY_05000074 /* A multi issue instruction with dsp32shiftimm in
			    slot1 and store of a P register in slot 2 is not
			    supported */
#define ANOMALY_05000105 /* Watchpoint Status Register (WPSTAT) bits are set on
			    every corresponding match */
#define ANOMALY_05000119 /* DMA_RUN bit is not valid after a Peripheral Receive
			    Channel DMA stops */
#define ANOMALY_05000122 /* Rx.H can not be used to access 16-bit System MMR
			    registers. */
#define ANOMALY_05000166 /* PPI Data Lengths Between 8 and 16 do not zero out
			    upper bits*/
#define ANOMALY_05000167 /* Turning Serial Ports on With External Frame Syncs */
#define ANOMALY_05000180 /* PPI_DELAY not functional in PPI modes with 0 frame
			    syncs */
#define ANOMALY_05000208 /* VSTAT status bit in PLL_STAT register is not
			    functional */
#define ANOMALY_05000219 /* NMI event at boot time results in unpredictable
			    state */
#define ANOMALY_05000229 /* SPI Slave Boot Mode modifies registers */
#define ANOMALY_05000272 /* Certain data cache write through modes fail for
			    VDDint <=0.9V */
#define ANOMALY_05000273 /* Writes to Synchronous SDRAM memory may be lost */
#define ANOMALY_05000277 /* Writes to a flag data register one SCLK cycle after
			    an edge is detected may clear interrupt */
#define ANOMALY_05000278 /* Disabling Peripherals with DMA running may cause
			    DMA system instability */
#define ANOMALY_05000281 /* False Hardware Error Exception when ISR context is
			    not restored */
#define ANOMALY_05000282 /* Memory DMA corruption with 32-bit data and traffic
			    control */
#define ANOMALY_05000283 /* A system MMR write is stalled indefinitely when
			    killed in a particular stage*/
#endif

/* These issues only occur on 0.3 or 0.4 BF533 */
#if (defined(CONFIG_BF_REV_0_4) || defined(CONFIG_BF_REV_0_3))
#define ANOMALY_05000099 /* UART Line Status Register (UART_LSR) bits are not
			    updated at the same time. */
#define ANOMALY_05000158 /* Boot fails when data cache enabled: Data from a Data
			    Cache Fill can be corrupted after or during
			    Instruction DMA if certain core stalls exist */
#define ANOMALY_05000179 /* PPI_COUNT cannot be programmed to 0 in General
			    Purpose TX or RX modes */
#define ANOMALY_05000198 /* Failing SYSTEM MMR accesses when stalled by
			    preceding memory read */
#define ANOMALY_05000200 /* SPORT TFS and DT are incorrectly driven during
			    inactive channels in certain conditions */
#define ANOMALY_05000202 /* Possible infinite stall with specific dual dag
			    situation */
#define ANOMALY_05000215 /* UART TX Interrupt masked erroneously */
#define ANOMALY_05000225 /* Incorrect pulse-width of UART start-bit */
#define ANOMALY_05000227 /* Scratchpad memory bank reads may return incorrect
			    data*/
#define ANOMALY_05000230 /* UART Receiver is less robust against Baudrate
			    Differences in certain Conditions */
#define ANOMALY_05000231 /* UART STB bit incorrectly affects receiver setting */
#define ANOMALY_05000242 /* DF bit in PLL_CTL register does not respond to
			    hardware reset */
#define ANOMALY_05000244 /* With instruction cache enabled, a CSYNC or SSYNC or
			    IDLE around a Change of Control causes
			    unpredictable results */
#define ANOMALY_05000245 /* Spurious Hardware Error from an access in the
			    shadow of a conditional branch */
#define ANOMALY_05000246 /* Data CPLB's should prevent spurious hardware
			    errors */
#define ANOMALY_05000253 /* Maximum external clock speed for Timers */
#define ANOMALY_05000255 /* Entering Hibernate Mode with RTC Seconds event
			    interrupt not functional */
#define ANOMALY_05000257 /* An interrupt or exception during short Hardware
			    loops may cause the instruction fetch unit to
			    malfunction */
#define ANOMALY_05000258 /* Instruction Cache is corrupted when bit 9 and 12 of
			    the ICPLB Data registers differ */
#define ANOMALY_05000260 /* ICPLB_STATUS MMR register may be corrupted */
#define ANOMALY_05000261 /* DCPLB_FAULT_ADDR MMR register may be corrupted */
#define ANOMALY_05000262 /* Stores to data cache may be lost */
#define ANOMALY_05000263 /* Hardware loop corrupted when taking an ICPLB exception */
#define ANOMALY_05000264 /* A Sync instruction (CSYNC, SSYNC) or an IDLE
			    instruction will cause an infinite stall in the
			    second to last instruction in a hardware loop */
#define ANOMALY_05000265 /* Sensitivity to noise with slow input edge rates on
			    SPORT external receive and transmit clocks. */
#define ANOMALY_05000269 /* High I/O activity causes the output voltage of the
			    internal voltage regulator (VDDint) to increase. */
#define ANOMALY_05000270 /* High I/O activity causes the output voltage of the
			    internal voltage regulator (VDDint) to decrease */
#endif

/* These issues are only on 0.4 silicon */
#if (defined(CONFIG_BF_REV_0_4))
#define ANOMALY_05000234 /* Incorrect Revision Number in DSPID Register */
#define ANOMALY_05000250 /* Incorrect Bit-Shift of Data Word in Multichannel
			    (TDM) */
#endif

/* These issues are only on 0.3 silicon */
#if defined(CONFIG_BF_REV_0_3)
#define ANOMALY_05000183 /* Timer Pin limitations for PPI TX Modes with
			    External Frame Syncs */
#define ANOMALY_05000189 /* False Protection Exceptions caused by Speculative
			    Instruction or Data Fetches, or by Fetches at the
			    boundary of reserved memory space */
#define ANOMALY_05000193 /* False Flag Pin Interrupts on Edge Sensitive Inputs
			    when polarity setting is changed */
#define ANOMALY_05000194 /* Sport Restarting in specific modes may cause data
			    corruption */
#define ANOMALY_05000199 /* DMA current address shows wrong value during carry
			    fix */
#define ANOMALY_05000201 /* Receive frame sync not ignored during active
			    frames in sport MCM */
#define ANOMALY_05000203 /* Specific sequence that can cause DMA error or DMA
			    stopping */
#if defined(CONFIG_BF533)
#define ANOMALY_05000204 /* Incorrect data read with write-through cache and
			    allocate cache lines on reads only mode */
#endif /* CONFIG_BF533 */
#define ANOMALY_05000207 /* Recovery from "brown-out" condition */
#define ANOMALY_05000209 /* Speed-Path in computational unit affects certain
			    instructions */
#define ANOMALY_05000233 /* PPI_FS3 is not driven in 2 or 3 internal Frame
			    Sync Transmit Mode */
#define ANOMALY_05000271 /* Spontaneous reset of Internal Voltage Regulator */
#endif

#endif /*  _MACH_ANOMALY_H_ */