anomaly.h

U-boot源码 ARM7启动代码

/*
 * File: include/asm-blackfin/arch-bf537/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 J, June 1, 2006; ADSP-BF537 Blackfin Processor Anomaly List
 *  - Revision I, June 1, 2006; ADSP-BF536 Blackfin Processor Anomaly List
 *  - Revision J, June 1, 2006; ADSP-BF534 Blackfin Processor Anomaly List
 */

#ifndef _MACH_ANOMALY_H_
#define _MACH_ANOMALY_H_

/* We do not support 0.1 silicon - sorry */
#if (defined(CONFIG_BF_REV_0_1))
#error Kernel will not work on BF537/6/4 Version 0.1
#endif

#if (defined(CONFIG_BF_REV_0_3) || defined(CONFIG_BF_REV_0_2))
#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_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_05000180	/* PPI_DELAY not functional in PPI modes with 0 frame
				   syncs */
#if (defined(CONFIG_BF537) || defined(CONFIG_BF536))
#define ANOMALY_05000247	/* CLKIN Buffer Output Enable Reset Behavior Is
				   Changed */
#endif
#define ANOMALY_05000265	/* Sensitivity to noise with slow input edge rates on
				   SPORT external receive and transmit clocks. */
#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_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

#if defined(CONFIG_BF_REV_0_2)
#define ANOMALY_05000244	/* With instruction cache enabled, a CSYNC or SSYNC or
				   IDLE around a Change of Control causes
				   unpredictable results */
#define ANOMALY_05000250	/* Incorrect Bit-Shift of Data Word in Multichannel
				   (TDM) */
#if (defined(CONFIG_BF537) || defined(CONFIG_BF536))
#define ANOMALY_05000252	/* EMAC Tx DMA error after an early frame abort */
#endif
#define ANOMALY_05000253	/* Maximum external clock speed for Timers */
#define ANOMALY_05000255	/* Entering Hibernate Mode with RTC Seconds event
				   interrupt not functional */
#if (defined(CONFIG_BF537) || defined(CONFIG_BF536))
#define ANOMALY_05000256	/* EMAC MDIO input latched on wrong MDC edge */
#endif
#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_05000268	/* Memory DMA error when peripheral DMA is running
				   and non-zero DEB_TRAFFIC_PERIOD value */
#define ANOMALY_05000270	/* High I/O activity causes the output voltage of the
				   internal voltage regulator (VDDint) to decrease */
#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_05000280	/* SPI Master boot mode does not work well with
				   Atmel Dataflash devices */

#endif				/* CONFIG_BF_REV_0_2 */

#endif				/* _MACH_ANOMALY_H_ */