X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=blobdiff_plain;f=direct%2Fbasic-test%2Fyaffscfg2k.c;fp=direct%2Fbasic-test%2Fyaffscfg2k.c;h=b4a45902e821a2a656b916445d1d205e5e2d483f;hp=0000000000000000000000000000000000000000;hb=4a700fe570d217c2c5df87070db7c2652bc0eaaf;hpb=25f6e492e7010f585367a4f6abf4d2e17c5c0e1a;ds=sidebyside

diff --git a/direct/basic-test/yaffscfg2k.c b/direct/basic-test/yaffscfg2k.c
new file mode 100644
index 0000000..b4a4590
--- /dev/null
+++ b/direct/basic-test/yaffscfg2k.c
@@ -0,0 +1,190 @@
+/*
+ * YAFFS: Yet Another Flash File System. A NAND-flash specific file system.
+ *
+ * Copyright (C) 2002-2010 Aleph One Ltd.
+ *   for Toby Churchill Ltd and Brightstar Engineering
+ *
+ * Created by Charles Manning <charles@aleph1.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+/*
+ * yaffscfg2k.c  The configuration for the "direct" use of yaffs.
+ *
+ * This file is intended to be modified to your requirements.
+ * There is no need to redistribute this file.
+ */
+
+#include "yaffscfg.h"
+#include "yaffs_guts.h"
+#include "yaffsfs.h"
+#include "yaffs_fileem2k.h"
+#include "yaffs_nandemul2k.h"
+#include "yaffs_norif1.h"
+#include "yaffs_trace.h"
+
+
+#include <errno.h>
+
+unsigned yaffs_traceMask = 
+
+	YAFFS_TRACE_SCAN |  
+	YAFFS_TRACE_GC |
+	YAFFS_TRACE_ERASE | 
+	YAFFS_TRACE_ERROR | 
+	YAFFS_TRACE_TRACING | 
+	YAFFS_TRACE_ALLOCATE | 
+	YAFFS_TRACE_BAD_BLOCKS |
+	YAFFS_TRACE_VERIFY | 
+	
+	0;
+        
+
+static int yaffsfs_lastError;
+
+void yaffsfs_SetError(int err)
+{
+	//Do whatever to set error
+	yaffsfs_lastError = err;
+}
+
+
+int yaffsfs_GetLastError(void)
+{
+	return yaffsfs_lastError;
+}
+
+void yaffsfs_Lock(void)
+{
+}
+
+void yaffsfs_Unlock(void)
+{
+}
+
+__u32 yaffsfs_CurrentTime(void)
+{
+	return 0;
+}
+
+
+static int yaffs_kill_alloc = 0;
+static size_t total_malloced = 0;
+static size_t malloc_limit = 0 & 6000000;
+
+void *yaffs_malloc(size_t size)
+{
+	void * this;
+	if(yaffs_kill_alloc)
+		return NULL;
+	if(malloc_limit && malloc_limit <(total_malloced + size) )
+		return NULL;
+
+	this = malloc(size);
+	if(this)
+		total_malloced += size;
+	return this;
+}
+
+void yaffs_free(void *ptr)
+{
+	free(ptr);
+}
+
+void yaffsfs_LocalInitialisation(void)
+{
+	// Define locking semaphore.
+}
+
+// Configuration
+
+#include "yaffs_ramdisk.h"
+#include "yaffs_flashif.h"
+#include "yaffs_flashif2.h"
+#include "yaffs_nandemul2k.h"
+
+struct yaffs_DeviceStruct ram1Dev;
+struct yaffs_DeviceStruct flashDev;
+struct yaffs_DeviceStruct m18_1Dev;
+
+int yaffs_StartUp(void)
+{
+	// Stuff to configure YAFFS
+	// Stuff to initialise anything special (eg lock semaphore).
+	yaffsfs_LocalInitialisation();
+	
+	// Set up devices
+	// /ram1   ram, yaffs1
+	memset(&ram1Dev,0,sizeof(ram1Dev));
+	ram1Dev.param.name = "ram1";
+	ram1Dev.param.totalBytesPerChunk = 512;
+	ram1Dev.param.nChunksPerBlock = 32;
+	ram1Dev.param.nReservedBlocks = 2; // Set this smaller for RAM
+	ram1Dev.param.startBlock = 0; // Can use block 0
+	ram1Dev.param.endBlock = 127; // Last block in 2MB.	
+	//ram1Dev.param.useNANDECC = 1;
+	ram1Dev.param.nShortOpCaches = 0;	// Disable caching on this device.
+	ram1Dev.driverContext = (void *) 0;	// Used to identify the device in fstat.
+	ram1Dev.param.writeChunkWithTagsToNAND = yramdisk_WriteChunkWithTagsToNAND;
+	ram1Dev.param.readChunkWithTagsFromNAND = yramdisk_ReadChunkWithTagsFromNAND;
+	ram1Dev.param.eraseBlockInNAND = yramdisk_EraseBlockInNAND;
+	ram1Dev.param.initialiseNAND = yramdisk_InitialiseNAND;
+	
+	yaffs_AddDevice(&ram1Dev);
+
+	// /M18-1 yaffs1 on M18 nor sim
+	memset(&m18_1Dev,0,sizeof(m18_1Dev));
+	m18_1Dev.param.name = "M18-1";
+	m18_1Dev.param.totalBytesPerChunk = 1024;
+	m18_1Dev.param.nChunksPerBlock =248;
+	m18_1Dev.param.nReservedBlocks = 2;
+	m18_1Dev.param.startBlock = 0; // Can use block 0
+	m18_1Dev.param.endBlock = 31; // Last block
+	m18_1Dev.param.useNANDECC = 0; // use YAFFS's ECC
+	m18_1Dev.param.nShortOpCaches = 10; // Use caches
+	m18_1Dev.driverContext = (void *) 1;	// Used to identify the device in fstat.
+	m18_1Dev.param.writeChunkToNAND = ynorif1_WriteChunkToNAND;
+	m18_1Dev.param.readChunkFromNAND = ynorif1_ReadChunkFromNAND;
+	m18_1Dev.param.eraseBlockInNAND = ynorif1_EraseBlockInNAND;
+	m18_1Dev.param.initialiseNAND = ynorif1_InitialiseNAND;
+	m18_1Dev.param.deinitialiseNAND = ynorif1_DeinitialiseNAND;
+
+	yaffs_AddDevice(&m18_1Dev);
+
+	// /yaffs2  yaffs2 file emulation
+	// 2kpage/64chunk per block
+	//
+	memset(&flashDev,0,sizeof(flashDev));
+	flashDev.param.name = "yaffs2";
+	flashDev.param.totalBytesPerChunk = 2048;
+	flashDev.param.nChunksPerBlock = 64;
+	flashDev.param.nReservedBlocks = 5;
+	flashDev.param.inbandTags = 0;
+	flashDev.param.startBlock = 0;
+	flashDev.param.endBlock = yflash2_GetNumberOfBlocks()-1;
+	flashDev.param.isYaffs2 = 1;
+	flashDev.param.useNANDECC=1;
+	flashDev.param.wideTnodesDisabled=0;
+	flashDev.param.refreshPeriod = 1000;
+	flashDev.param.nShortOpCaches = 10; // Use caches
+	flashDev.driverContext = (void *) 2;	// Used to identify the device in fstat.
+	flashDev.param.writeChunkWithTagsToNAND = yflash2_WriteChunkWithTagsToNAND;
+	flashDev.param.readChunkWithTagsFromNAND = yflash2_ReadChunkWithTagsFromNAND;
+	flashDev.param.eraseBlockInNAND = yflash2_EraseBlockInNAND;
+	flashDev.param.initialiseNAND = yflash2_InitialiseNAND;
+	flashDev.param.markNANDBlockBad = yflash2_MarkNANDBlockBad;
+	flashDev.param.queryNANDBlock = yflash2_QueryNANDBlock;
+	flashDev.param.enableXattr = 1;
+
+	yaffs_AddDevice(&flashDev);
+
+// todo	yaffs_initialise(yaffsfs_config);
+	
+	return 0;
+}
+
+
+