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-rw-r--r--target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-mtd.patch1292
1 files changed, 1292 insertions, 0 deletions
diff --git a/target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-mtd.patch b/target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-mtd.patch
new file mode 100644
index 000000000..46c99bbe3
--- /dev/null
+++ b/target/linux/realtek/patches-2.6.30/0002-rsdk-drivers-mtd.patch
@@ -0,0 +1,1292 @@
+--- linux-2.6.30.9/drivers/mtd/chips/Kconfig 2009-10-05 18:38:08.000000000 +0300
++++ linux-2.6.30.9-rsdk/drivers/mtd/chips/Kconfig 2013-05-02 01:47:52.620227148 +0300
+@@ -240,6 +240,12 @@ config MTD_XIP
+ This allows MTD support to work with flash memory which is also
+ used for XIP purposes. If you're not sure what this is all about
+ then say N.
++config RTL819X_SPI_FLASH
++ bool "RTL819x SPI flash support"
++ depends on MTD
++ help
++ Support SPI flash for MX25L,SST series
++
+
+ endmenu
+
+--- linux-2.6.30.9/drivers/mtd/chips/Makefile 2009-10-05 18:38:08.000000000 +0300
++++ linux-2.6.30.9-rsdk/drivers/mtd/chips/Makefile 2013-05-02 01:47:52.620227148 +0300
+@@ -13,3 +13,4 @@ obj-$(CONFIG_MTD_JEDECPROBE) += jedec_pr
+ obj-$(CONFIG_MTD_RAM) += map_ram.o
+ obj-$(CONFIG_MTD_ROM) += map_rom.o
+ obj-$(CONFIG_MTD_ABSENT) += map_absent.o
++obj-$(CONFIG_RTL819X_SPI_FLASH) += rtl819x/
+--- linux-2.6.30.9/drivers/mtd/devices/doc2001.c 2009-10-05 18:38:08.000000000 +0300
++++ linux-2.6.30.9-rsdk/drivers/mtd/devices/doc2001.c 2013-05-02 01:47:52.629227147 +0300
+@@ -10,8 +10,11 @@
+ #include <asm/errno.h>
+ #include <asm/io.h>
+ #include <asm/uaccess.h>
++#include <linux/miscdevice.h>
++#include <linux/pci.h>
+ #include <linux/delay.h>
+ #include <linux/slab.h>
++#include <linux/sched.h>
+ #include <linux/init.h>
+ #include <linux/types.h>
+ #include <linux/bitops.h>
+@@ -20,6 +23,48 @@
+ #include <linux/mtd/nand.h>
+ #include <linux/mtd/doc2000.h>
+
++#ifdef CONFIG_RTL_819X
++/*porting for RTL865xC-RTL8190 SDK by alva_zhang@2007.11*/
++#include <linux/config.h>
++#include <linux/mtd/partitions.h>
++
++#define CALL_APP_TO_LOAD_DEFAULT // call user program to load default
++extern int flash_hw_start;
++#define noCONFIG_MTD_DEBUG
++#define CONFIG_MTD_DEBUG_VERBOSE 3
++extern int flash_hw_start, flash_hw_len, flash_ds_start, flash_ds_len, flash_write_flag;
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++#define RTL_BOOTCODE_END (0x6000)
++static struct mtd_partition rtl8196_partitions[ ] = {
++ {
++ name: "boot+cfg+linux",
++ size: (CONFIG_RTL_ROOT_IMAGE_OFFSET-0),
++ offset: 0x00000000,
++ },
++ {
++ name: "root fs",
++ size: (CONFIG_RTL_FLASH_SIZE-CONFIG_RTL_ROOT_IMAGE_OFFSET),
++ offset: (CONFIG_RTL_ROOT_IMAGE_OFFSET),
++ }
++};
++#else
++static struct mtd_partition rtl8196_partitions[ ] = {
++ {
++ name: "boot+cfg+linux",
++ size: 0xF0000,
++ offset: 0x00000000,
++ },
++ {
++ name: "root fs",
++ size: 0x110000,
++ offset: 0xF0000,
++ }
++};
++#endif
++#define NB_OF(x) (sizeof(x)/sizeof(x[0]))
++#endif /*#ifdef CONFIG_RTL_819X */
++
++
+ /* #define ECC_DEBUG */
+
+ /* I have no idea why some DoC chips can not use memcop_form|to_io().
+@@ -32,12 +77,29 @@ static int doc_read(struct mtd_info *mtd
+ size_t *retlen, u_char *buf);
+ static int doc_write(struct mtd_info *mtd, loff_t to, size_t len,
+ size_t *retlen, const u_char *buf);
++
++#ifdef CONFIG_RTL_819X
++/* Do nothing here*/
++#else
+ static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
+ static int doc_write_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops);
++#endif
++
+ static int doc_erase (struct mtd_info *mtd, struct erase_info *instr);
+
++#ifdef CONFIG_RTL_819X
++/*porting for RTL865xC-RTL8190 SDK by alva_zhang@2007.11*/
++static int erase_one_block(struct DiskOnChip *this, __u32 addr, __u32 len);
++#endif
++
++#ifdef CONFIG_RTL_819X
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++int find_section_boundary(struct mtd_info *mtd,unsigned int start, unsigned int end, unsigned int *rstart, unsigned *rend);
++#endif
++#endif
++
+ static struct mtd_info *docmillist = NULL;
+
+ /* Perform the required delay cycles by reading from the NOP register */
+@@ -149,6 +211,10 @@ static inline void DoC_Address(void __io
+ DoC_Delay(docptr, 4);
+ }
+
++#ifdef CONFIG_RTL_819X
++/*porting for RTL865xC-RTL8190 SDK by alva_zhang@2007.11*/
++/* Do nothing here*/
++#else
+ /* DoC_SelectChip: Select a given flash chip within the current floor */
+ static int DoC_SelectChip(void __iomem * docptr, int chip)
+ {
+@@ -281,6 +347,7 @@ static void DoC_ScanChips(struct DiskOnC
+ printk(KERN_INFO "%d flash chips found. Total DiskOnChip size: %ld MiB\n",
+ this->numchips ,this->totlen >> 20);
+ }
++#endif /*#ifdef CONFIG_RTL_819X */
+
+ static int DoCMil_is_alias(struct DiskOnChip *doc1, struct DiskOnChip *doc2)
+ {
+@@ -318,9 +385,16 @@ static int DoCMil_is_alias(struct DiskOn
+ void DoCMil_init(struct mtd_info *mtd)
+ {
+ struct DiskOnChip *this = mtd->priv;
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ struct DiskOnChip *old = NULL;
++#endif
+
+ /* We must avoid being called twice for the same device. */
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ if (docmillist)
+ old = docmillist->priv;
+
+@@ -337,17 +411,31 @@ void DoCMil_init(struct mtd_info *mtd)
+ else
+ old = NULL;
+ }
++#endif /*CONFIG_RTL_819X*/
+
+ mtd->name = "DiskOnChip Millennium";
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ printk(KERN_NOTICE "DiskOnChip Millennium found at address 0x%lX\n",
+ this->physadr);
++#endif
++
++ mtd->type = MTD_NORFLASH;
++ mtd->flags = MTD_CAP_NORFLASH;
++#ifdef CONFIG_RTL_819X
++#else
++ mtd->ecctype = MTD_ECC_RS_DiskOnChip;
++#endif
+
+- mtd->type = MTD_NANDFLASH;
+- mtd->flags = MTD_CAP_NANDFLASH;
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ mtd->size = 0;
+
+ /* FIXME: erase size is not always 8KiB */
+ mtd->erasesize = 0x2000;
++#endif
+
+ mtd->writesize = 512;
+ mtd->oobsize = 16;
+@@ -357,10 +445,19 @@ void DoCMil_init(struct mtd_info *mtd)
+ mtd->unpoint = NULL;
+ mtd->read = doc_read;
+ mtd->write = doc_write;
++
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ mtd->read_oob = doc_read_oob;
+ mtd->write_oob = doc_write_oob;
++#endif
++
+ mtd->sync = NULL;
+
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ this->totlen = 0;
+ this->numchips = 0;
+ this->curfloor = -1;
+@@ -368,6 +465,7 @@ void DoCMil_init(struct mtd_info *mtd)
+
+ /* Ident all the chips present. */
+ DoC_ScanChips(this);
++#endif
+
+ if (!this->totlen) {
+ kfree(mtd);
+@@ -376,15 +474,199 @@ void DoCMil_init(struct mtd_info *mtd)
+ this->nextdoc = docmillist;
+ docmillist = mtd;
+ mtd->size = this->totlen;
++//#ifdef CONFIG_RTK_MTD_ROOT
++#ifdef CONFIG_RTL_819X
++ add_mtd_partitions(mtd, rtl8196_partitions, NB_OF(rtl8196_partitions));
++#else
+ add_mtd_device(mtd);
++#endif
+ return;
+ }
+ }
+ EXPORT_SYMBOL_GPL(DoCMil_init);
+
++#ifdef CONFIG_RTL_819X
++static int doc_write_ecc (struct mtd_info *mtd, loff_t to, size_t len,
++ size_t *retlen, const u_char *buf, u_char *eccbuf)
++{
++ int i,ret;
++ struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
++ unsigned long docptr =(unsigned long) this->virtadr;
++ unsigned int ofs;
++ unsigned short val,val1;
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ unsigned int rstart,rend;
++ unsigned int start,end;
++#endif
++// david ------------
++unsigned long timeo, offset;
++unsigned long flags;
++//-------------------
++
++ /* Don't allow write past end of device */
++ if (to >= this->totlen)
++ {
++// david
++// printk("write to >= total len\n");
++ printk(KERN_WARNING "write to >= total len\n");
++ return -EINVAL;
++ }
++ DEBUG(MTD_DEBUG_LEVEL1,"going to write len=0x%x,to =0x%x\n", (int)len, (int)to);
++
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ start=to;
++ end=0xFFFFFFF;
++ if(flash_write_flag & 1)
++ {
++ if(0 == start)
++ start = CONFIG_RTL_HW_SETTING_OFFSET;
++ else if( start > CONFIG_RTL_HW_SETTING_OFFSET )
++ start = CONFIG_RTL_HW_SETTING_OFFSET;
++ end=CONFIG_RTL_DEFAULT_SETTING_OFFSET;
++ }
++
++ if(flash_write_flag & 2 )
++ {
++ if(0 == start)
++ start = CONFIG_RTL_DEFAULT_SETTING_OFFSET;
++ else if( start > CONFIG_RTL_DEFAULT_SETTING_OFFSET )
++ start = CONFIG_RTL_DEFAULT_SETTING_OFFSET;
++
++ end = CONFIG_RTL_CURRENT_SETTING_OFFSET;
++ }
++
++ if( flash_write_flag & 4 )
++ {
++ if(0 == start)
++ start = CONFIG_RTL_CURRENT_SETTING_OFFSET;
++ else if( start > CONFIG_RTL_CURRENT_SETTING_OFFSET )
++ start = CONFIG_RTL_CURRENT_SETTING_OFFSET;
++ end = CONFIG_RTL_WEB_PAGES_OFFSET;
++ }
++ find_section_boundary(mtd,start,end,&rstart,&rend);
++
++#endif
++
++ *retlen = len;
++ ofs = docptr + to;
++ for(i=0; i< len; i+=2)
++ {
++// david -----------------------------------------------------
++#if 0
++ val = *(unsigned short *)buf;
++
++ *(volatile unsigned short *)(0xbfc00000 + 0x555 * 2)= 0xaa;
++ *(volatile unsigned short *)(0xbfc00000 + 0x2aa * 2)= 0x55;
++ *(volatile unsigned short *)(0xbfc00000 + 0x555 * 2)= 0xa0;
++ *(volatile unsigned short *)(ofs )= val;
++
++ j=0xfffff1;
++ do{
++ val1=*(volatile unsigned short *)(ofs);
++ if( ((val1^val) & 0x80)==0 )
++ break;
++
++ }while(j--!=1);
++ if (j <= 2)
++ printk("program fails\n");
++#else
++
++// if ( ofs < (docptr+CONFIG_MTD_DOCPROBE_ADDRESS) )
++// goto next_word;
++
++ offset = (to >> this->chipshift)*(1 << this->chipshift);
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ if(ofs <(docptr+rstart))
++ goto next_word;
++ if(ofs >= (docptr+rend))
++ {
++ return 0;
++ }
++#else
++#if !defined(COMPACK_SETTING) && !defined(NO_CHECK_REGION)
++ if ( flash_write_flag != 0x8000
++//#ifdef CONFIG_RTK_MTD_ROOT
++#ifdef CONFIG_RTL_819X
++ || offset < (rtl8196_partitions[0].size+ rtl8196_partitions[0].offset)
++#endif
++ )
++ {
++
++ if ( (flash_write_flag & 1) && (ofs < (docptr+flash_hw_start)) )
++ goto next_word;
++
++ if ( (flash_write_flag & 2) && (ofs < (docptr+flash_ds_start)) )
++ goto next_word;
++
++ if ( (flash_write_flag & 4) && (ofs < (docptr+flash_ds_start+flash_ds_len)) )
++ goto next_word;
++ }
++#endif // COMPACK_SETTING && NO_CHECK_REGION
++#endif //CONFIG_RTL_FLASH_MAPPING_ENABLE
++ val = *(unsigned short *)buf;
++
++ mtd_save_flags(flags);mtd_cli(); // david
++
++ *(volatile unsigned short *)(0xbfc00000 + offset + 0x555 * 2)= 0xaa;
++ *(volatile unsigned short *)(0xbfc00000 + offset + 0x2aa * 2)= 0x55;
++ *(volatile unsigned short *)(0xbfc00000 + offset + 0x555 * 2)= 0xa0;
++ *(volatile unsigned short *)(ofs )= val;
++
++ mtd_restore_flags(flags); // david
++
++ timeo = jiffies + (HZ * 50);
++ do{
++#if 0
++ val1=*(volatile unsigned short *)(ofs);
++ if ( val1 == val )
++ break;
++#endif
++ unsigned short val2;
++
++ val2=*(volatile unsigned short *)(ofs);
++ val1=*(volatile unsigned short *)(ofs);
++
++ if (((val1^val2) & 0x40) != 0)
++ continue;
++ if (((val1^val) & 0x80) != 0)
++ continue;
++ if ( val1 == val )
++ break;
++//--------------
++ } while ( !time_after(jiffies, timeo) );
++
++ if ( time_after(jiffies, timeo)) {
++ printk(KERN_WARNING "program timeout!");
++ printk(KERN_WARNING " write: %x, read:%x, addr: %x\n", val, val1, ofs);
++ return -1;
++ }
++
++#ifndef COMPACK_SETTING
++next_word:
++#endif
++
++#endif
++//---------------------------------------------------------
++ ofs += 2;
++ buf += 2;
++
++ }
++
++ ret = 0 ;
++// printk("in doc_write_ecc ret=%08x\n", ret);
++ return ret;
++}
++#endif /* #ifdef CONFIG_RTL_819X */
++
+ static int doc_read (struct mtd_info *mtd, loff_t from, size_t len,
+ size_t *retlen, u_char *buf)
+ {
++#ifdef CONFIG_RTL_819X
++static int doc_read_ecc (struct mtd_info *mtd, loff_t from, size_t len,
++ size_t *retlen, u_char *buf, u_char *eccbuf);
++/* Just a special case of doc_read_ecc */
++ return doc_read_ecc(mtd, from, len, retlen, buf, NULL);
++#else
+ int i, ret;
+ volatile char dummy;
+ unsigned char syndrome[6], eccbuf[6];
+@@ -491,11 +773,49 @@ static int doc_read (struct mtd_info *mt
+ WriteDOC(DOC_ECC_DIS, docptr , ECCConf);
+
+ return ret;
++
++#endif /* #ifdef CONFIG_RTL_819X */
++}
++
++#ifdef CONFIG_RTL_819X
++static int doc_read_ecc (struct mtd_info *mtd, loff_t from, size_t len,
++ size_t *retlen, u_char *buf, u_char *eccbuf)
++{
++ int i;
++ unsigned short tmp;
++ struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
++ unsigned long docptr = this->virtadr+from;
++
++ /* Don't allow read past end of device */
++ if (from >= this->totlen)
++ return -EINVAL;
++ for(i=0; i< len; i+=2)
++ {
++ tmp = *(volatile unsigned short *)(docptr);
++ *(unsigned short *)buf = tmp;
++ buf += 2;
++ docptr +=2;
++ }
++ if (len & 0x01)
++ {
++ tmp = *(volatile unsigned long *)(docptr);
++ *(unsigned char *)buf = (tmp >> 8) & 0xff;
++ }
++
++ /* Let the caller know we completed it */
++ *retlen = len;
++
++ return 0;
+ }
++#endif /*#ifdef CONFIG_RTL_819X */
+
+ static int doc_write (struct mtd_info *mtd, loff_t to, size_t len,
+ size_t *retlen, const u_char *buf)
+ {
++#ifdef CONFIG_RTL_819X
++ char eccbuf[6];
++ return doc_write_ecc(mtd, to, len, retlen, buf, eccbuf);
++#else
+ int i,ret = 0;
+ char eccbuf[6];
+ volatile char dummy;
+@@ -617,8 +937,12 @@ static int doc_write (struct mtd_info *m
+ *retlen = len;
+
+ return ret;
++#endif /*#ifdef CONFIG_RTL_819X */
+ }
+
++#ifdef CONFIG_RTL_819X
++/*do nothing here*/
++#else
+ static int doc_read_oob(struct mtd_info *mtd, loff_t ofs,
+ struct mtd_oob_ops *ops)
+ {
+@@ -753,9 +1077,229 @@ static int doc_write_oob(struct mtd_info
+
+ return ret;
+ }
++#endif /*#ifdef CONFIG_RTL_819X */
++
++#ifdef CONFIG_RTL_819X
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++int find_section_boundary(struct mtd_info *mtd,unsigned int start, unsigned int end, unsigned int *rstart, unsigned *rend)
++{
++ int i = 0;
++ int j = 0;
++ struct mtd_erase_region_info *regions = mtd->eraseregions;
++ while ((i < mtd->numeraseregions) &&
++ (start >= regions[i].offset)) {
++ i++;
++ }
++ i--;
++
++ j = 1;
++ while((j <= regions[i].numblocks) &&
++ (start >= (regions[i].offset+regions[i].erasesize*j))) {
++ j++;
++ }
++ *rstart=(regions[i].offset+regions[i].erasesize*(j-1));
++
++ i=0;
++ while ((i < mtd->numeraseregions) &&
++ (end >= regions[i].offset)) {
++ i++;
++ }
++ i--;
++
++ j = 1;
++ while((j <= regions[i].numblocks) &&
++ (end >= (regions[i].offset+regions[i].erasesize*j))) {
++ j++;
++ }
++ *rend=(regions[i].offset+regions[i].erasesize*j);
++
++}
++#endif
++#endif
+
+ int doc_erase (struct mtd_info *mtd, struct erase_info *instr)
+ {
++#ifdef CONFIG_RTL_819X
++
++struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
++ unsigned long adr, len;
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ unsigned int rstart,rend;
++ unsigned int start,end;
++#endif
++ int i;
++ int first;
++ struct mtd_erase_region_info *regions = mtd->eraseregions;
++
++ DEBUG(MTD_DEBUG_LEVEL1, "going to erase sector addr=%08x,len=%08x\n",
++ instr->addr, instr->len);
++
++ if (instr->addr > mtd->size) {
++ printk(KERN_WARNING "Erase addr greater than max size (0x%x > 0x%x)\n",
++ instr->addr, mtd->size );
++ return -EINVAL;
++ }
++
++ if ((instr->len + instr->addr) > mtd->size) {
++ printk(KERN_WARNING "Erase size greater than max size (0x%x + 0x%x > 0x%x)\n",
++ instr->addr, instr->len, mtd->size );
++ return -EINVAL;
++ }
++
++ /* Check that both start and end of the requested erase are
++ * aligned with the erasesize at the appropriate addresses.
++ */
++
++ i = 0;
++
++ /* Skip all erase regions which are ended before the start of
++ the requested erase. Actually, to save on the calculations,
++ we skip to the first erase region which starts after the
++ start of the requested erase, and then go back one.
++ */
++
++ while ((i < mtd->numeraseregions) &&
++ (instr->addr >= regions[i].offset)) {
++ i++;
++ }
++ i--;
++
++ /* OK, now i is pointing at the erase region in which this
++ * erase request starts. Check the start of the requested
++ * erase range is aligned with the erase size which is in
++ * effect here.
++ */
++
++ if (instr->addr & (regions[i].erasesize-1)) {
++ return -EINVAL;
++ }
++
++ /* Remember the erase region we start on. */
++
++ first = i;
++
++ /* Next, check that the end of the requested erase is aligned
++ * with the erase region at that address.
++ */
++
++ while ((i < mtd->numeraseregions) &&
++ ((instr->addr + instr->len) >= regions[i].offset)) {
++ i++;
++ }
++
++ /* As before, drop back one to point at the region in which
++ * the address actually falls.
++ */
++
++ i--;
++
++ if ((instr->addr + instr->len) & (regions[i].erasesize-1)) {
++ return -EINVAL;
++ }
++
++
++ adr = instr->addr;
++ len = instr->len;
++
++ i = first;
++ instr->state = MTD_ERASING;
++
++
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ start=adr;
++ end=0xFFFFFFF;
++ if(flash_write_flag & 1)
++ {
++ if(0 == start)
++ start = CONFIG_RTL_HW_SETTING_OFFSET;
++ else if( start > CONFIG_RTL_HW_SETTING_OFFSET )
++ start = CONFIG_RTL_HW_SETTING_OFFSET;
++ end = CONFIG_RTL_DEFAULT_SETTING_OFFSET;
++ }
++
++ if(flash_write_flag & 2 )
++ {
++ if(0 == start)
++ start = CONFIG_RTL_DEFAULT_SETTING_OFFSET;
++ else if( start > CONFIG_RTL_DEFAULT_SETTING_OFFSET )
++ start = CONFIG_RTL_DEFAULT_SETTING_OFFSET;
++ end = CONFIG_RTL_CURRENT_SETTING_OFFSET;
++ }
++
++ if(flash_write_flag & 4 )
++ {
++ if(0 == start)
++ start = CONFIG_RTL_CURRENT_SETTING_OFFSET;
++ else if( start > CONFIG_RTL_CURRENT_SETTING_OFFSET )
++ start = CONFIG_RTL_CURRENT_SETTING_OFFSET;
++
++ end = CONFIG_RTL_WEB_PAGES_OFFSET;
++ }
++
++ find_section_boundary(mtd,start,end,&rstart,&rend);
++
++ //printk("line[%d] rstart 0x%x rend 0x%x\n",__LINE__,rstart,rend);
++
++ /*don't erase bootcode*/
++ if(rstart < RTL_BOOTCODE_END)
++ rstart = RTL_BOOTCODE_END;
++
++ //printk("line[%d] rstart 0x%x rend 0x%x\n",__LINE__,rstart,rend);
++#endif
++
++ while (len) {
++// if (adr >= CONFIG_MTD_DOCPROBE_ADDRESS) {
++
++#if defined(COMPACK_SETTING) || defined(NO_CHECK_REGION)
++ if ( erase_one_block(this, adr, regions[i].erasesize) )
++ return -1;
++
++#else
++
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ if(adr >= rstart)
++#else
++ if ( ((flash_write_flag & 1) && (adr == flash_hw_start)) ||
++ ((flash_write_flag & 2) &&(adr >= flash_ds_start && adr < (flash_ds_start+flash_ds_len)))
++ || ((flash_write_flag & 4) && (adr >= (flash_ds_start+flash_ds_len)))
++//#ifdef CONFIG_RTK_MTD_ROOT
++#ifdef CONFIG_RTL_819X
++ || (adr >= (rtl8196_partitions[0].size+ rtl8196_partitions[0].offset))
++#endif
++ || (flash_write_flag == 0x8000)
++ )
++#endif
++ {
++ if ( erase_one_block(this, adr, regions[i].erasesize) )
++ return -1;
++ }
++
++#endif // COMPACK_SETTING || NO_CHECK_REGION
++
++ adr += regions[i].erasesize;
++ if (len < regions[i].erasesize)
++ len = 0;
++ else
++ len -= regions[i].erasesize;
++
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ if(rend <= adr)
++ {
++ /*no need to erase other block*/
++ len=0;
++ }
++#endif
++ if ( adr >= (regions[i].offset + regions[i].erasesize*regions[i].numblocks))
++ i++;
++ }
++
++ instr->state = MTD_ERASE_DONE;
++ if (instr->callback) {
++ instr->callback(instr);
++ }
++
++ return 0;
++#else
+ volatile char dummy;
+ struct DiskOnChip *this = mtd->priv;
+ __u32 ofs = instr->addr;
+@@ -809,7 +1353,52 @@ int doc_erase (struct mtd_info *mtd, str
+ mtd_erase_callback(instr);
+
+ return 0;
++
++#endif /*#ifdef CONFIG_RTL_819X */
++}
++
++#ifdef CONFIG_RTL_819X
++static int erase_one_block(struct DiskOnChip *this, __u32 addr, __u32 len)
++{
++ unsigned long timeo;
++ unsigned long docptr = this->virtadr;
++ __u32 ofs, offset;
++ unsigned long flags; // david
++
++
++ DEBUG(MTD_DEBUG_LEVEL1, "Erase sector, addr=0x%x, docptr=0x%x, len=0x%x\n",
++ (int)addr, (int)docptr, (int)len);
++
++ // issue erase command!
++ ofs = docptr + addr;
++
++ offset = (addr >> this->chipshift)*(1 << this->chipshift);
++
++ mtd_save_flags(flags);mtd_cli(); // david
++ *(volatile unsigned short *)(docptr + offset + 0x555 * 2) = 0xaa;
++ *(volatile unsigned short *)(docptr + offset + 0x2aa * 2) = 0x55;
++ *(volatile unsigned short *)(docptr + offset + 0x555 * 2) = 0x80;
++ *(volatile unsigned short *)(docptr + offset + 0x555 * 2) = 0xaa;
++ *(volatile unsigned short *)(docptr + offset + 0x2aa * 2) = 0x55;
++ *(volatile unsigned short *)(ofs ) = 0x30;
++ mtd_restore_flags(flags); // david
++
++ timeo = jiffies + (HZ * 40);
++
++ while (1) {
++ if ((*(volatile unsigned short *)(ofs))==0xffff) {
++ DEBUG(MTD_DEBUG_LEVEL1, "Erase success!\n");
++ break;
++ }
++ if (time_after(jiffies, timeo)) {
++ printk(KERN_WARNING "Erase timeout!\n");
++ return -1;
++ }
++ udelay(1);
++ }
++ return 0;
+ }
++#endif /*#ifdef CONFIG_RTL_819X */
+
+ /****************************************************************************
+ *
+--- linux-2.6.30.9/drivers/mtd/devices/docprobe.c 2009-10-05 18:38:08.000000000 +0300
++++ linux-2.6.30.9-rsdk/drivers/mtd/devices/docprobe.c 2013-05-02 01:47:52.630227147 +0300
+@@ -36,7 +36,7 @@
+ <linux-mtd@lists.infradead.org>.
+ */
+ #define DOC_SINGLE_DRIVER
+-
++#include <linux/config.h>
+ #include <linux/kernel.h>
+ #include <linux/module.h>
+ #include <asm/errno.h>
+@@ -56,10 +56,68 @@
+ #define CONFIG_MTD_DOCPROBE_ADDRESS 0
+ #endif
+
++#ifdef CONFIG_RTL_819X
++// david ----------------------
++/* MXIC */
++#define MANUFACTURER_MXIC 0x00C2
++#define MX29LV800B 0x225B
++#define MX29LV160AB 0x2249
++#define MX29LV320AB 0x22A8
++#define MX29LV640AB 0x22CB
++
++/*AMD*/
++#define MANUFACTURER_AMD 0x0001
++#define AM29LV800BB 0x225B
++#define AM29LV160DB 0x2249
++#define AM29LV320DB 0x22F9
++
++/*ST*/
++#define MANUFACTURER_ST 0x0020
++#define M29W160DB 0X2249
++
++/* ESMT */
++#define MANUFACTURER_ESMT 0x008C
++#define F49L160BA 0x2249
++
++/* SAMSUNG */
++#define MANUFACTURER_SAMSUNG 0x00EC
++#define K8D1716UBC 0x2277
++
++/* ESI */
++#define MANUFACTURER_ESI 0x004A
++#define ES29LV320D 0x22F9
++
++/* EON */
++#define MANUFACTURER_EON 0x007F
++#define EN29LV160A 0x2249
++
++#ifdef CONFIG_RTL8196B
++#define FLASH_BASE 0xbd000000
++#else
++#define FLASH_BASE 0xbe000000
++#endif
++
++struct flash_info {
++ const __u16 mfr_id;
++ const __u16 dev_id;
++ const char *name;
++ const u_long size;
++ const int shift; // shift number of chip size
++ const int numeraseregions;
++ const struct mtd_erase_region_info regions[4];
++};
++
++static int probeChip(struct DiskOnChip *doc, struct mtd_info *mtd);
++//-----------------------------
++#endif /*#ifdef CONFIG_RTL_819X*/
++
++//static unsigned long doc_config_location = CONFIG_MTD_DOCPROBE_ADDRESS;
++//module_param(doc_config_location, ulong, 0);
++//MODULE_PARM_DESC(doc_config_location, "Physical memory address at which to probe for DiskOnChip");
+
+-static unsigned long doc_config_location = CONFIG_MTD_DOCPROBE_ADDRESS;
+-module_param(doc_config_location, ulong, 0);
+-MODULE_PARM_DESC(doc_config_location, "Physical memory address at which to probe for DiskOnChip");
++#ifdef CONFIG_RTL_819X
++ /* Do nothing here*/
++#else
+
+ static unsigned long __initdata doc_locations[] = {
+ #if defined (__alpha__) || defined(__i386__) || defined(__x86_64__)
+@@ -76,6 +134,13 @@ static unsigned long __initdata doc_loca
+ 0xe0000, 0xe2000, 0xe4000, 0xe6000,
+ 0xe8000, 0xea000, 0xec000, 0xee000,
+ #endif /* CONFIG_MTD_DOCPROBE_HIGH */
++#elif defined(__PPC__)
++ 0xe4000000,
++#elif defined(CONFIG_MOMENCO_OCELOT)
++ 0x2f000000,
++ 0xff000000,
++#elif defined(CONFIG_MOMENCO_OCELOT_G) || defined (CONFIG_MOMENCO_OCELOT_C)
++ 0xff000000,
+ #else
+ #warning Unknown architecture for DiskOnChip. No default probe locations defined
+ #endif
+@@ -217,8 +282,9 @@ static inline int __init doccheck(void _
+ #endif
+ return 0;
+ }
++#endif /*#ifdef CONFIG_RTL_819X*/
+
+-static int docfound;
++//static int docfound;
+
+ extern void DoC2k_init(struct mtd_info *);
+ extern void DoCMil_init(struct mtd_info *);
+@@ -229,11 +295,18 @@ static void __init DoC_Probe(unsigned lo
+ void __iomem *docptr;
+ struct DiskOnChip *this;
+ struct mtd_info *mtd;
+- int ChipID;
++ //int ChipID;
+ char namebuf[15];
+ char *name = namebuf;
++
++
++ char *im_funcname = NULL;
++ char *im_modname = NULL;
++
++
+ void (*initroutine)(struct mtd_info *) = NULL;
+
++#ifndef CONFIG_RTL_819X
+ docptr = ioremap(physadr, DOC_IOREMAP_LEN);
+
+ if (!docptr)
+@@ -302,8 +375,286 @@ static void __init DoC_Probe(unsigned lo
+ kfree(mtd);
+ }
+ iounmap(docptr);
++#else
++ docptr = FLASH_BASE;
++ //-----------------------------
++
++
++ mtd = kmalloc(sizeof(struct DiskOnChip) + sizeof(struct mtd_info), GFP_KERNEL);
++
++ if (!mtd) {
++ printk(KERN_WARNING "Cannot allocate memory for data structures. Dropping.\n");
++ iounmap((void *)docptr);
++ return;
+ }
+
++ this = (struct DiskOnChip *)(&mtd[1]);
++
++ memset((char *)mtd,0, sizeof(struct mtd_info));
++ memset((char *)this, 0, sizeof(struct DiskOnChip));
++
++ mtd->priv = this;
++ this->virtadr = docptr;
++ this->physadr = physadr;
++ this->ChipID = DOC_ChipID_DocMil;
++
++ name="Millennium";
++ im_funcname = "DoCMil_init";
++ im_modname = "doc2001";
++
++ if ( probeChip(this, mtd) == 0) // david added,
++ initroutine = &DoCMil_init;
++
++ if (initroutine) {
++ (*initroutine)(mtd);
++ return;
++ }
++ printk(KERN_NOTICE "Cannot find driver for DiskOnChip %s at 0x%lX\n", name, physadr);
++ iounmap((void *)docptr);
++
++#endif /*#ifdef CONFIG_RTL_819X*/
++}
++
++#ifdef CONFIG_RTL_819X
++// david -------------------------------------------------------------------
++static int probeChip(struct DiskOnChip *doc, struct mtd_info *mtd)
++{
++ /* Keep this table on the stack so that it gets deallocated after the
++ * probe is done.
++ */
++ const struct flash_info table[] = {
++ {
++ mfr_id: MANUFACTURER_MXIC,
++ dev_id: MX29LV800B,
++ name: "MXIC MX29LV800B",
++ size: 0x00100000,
++ shift: 20,
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 15 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_MXIC,
++ dev_id: MX29LV160AB,
++ name: "MXIC MX29LV160AB",
++ size: 0x00200000,
++ shift: 21,
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 31 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_MXIC,
++ dev_id: MX29LV320AB,
++ name: "MXIC MX29LV320AB",
++ size: 0x00400000,
++ shift: 22,
++ numeraseregions: 2,
++ regions: {
++ { offset: 0x000000, erasesize: 0x02000, numblocks: 8 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 63 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_AMD,
++ dev_id: AM29LV800BB,
++ name: "AMD AM29LV800BB",
++ size: 0x00100000,
++ shift: 20,
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 15 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_AMD,
++ dev_id: AM29LV160DB,
++ name: "AMD AM29LV160DB",
++ size: 0x00200000,
++ shift: 21,
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 31 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_AMD,
++ dev_id: AM29LV320DB,
++ name: "AMD AM29LV320DB",
++ size: 0x00400000,
++ shift: 22,
++ numeraseregions: 2,
++ regions: {
++ { offset: 0x000000, erasesize: 0x02000, numblocks: 8 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 63 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_ST,
++ dev_id: M29W160DB,
++ name: "ST M29W160DB",
++ size: 0x00200000,
++ shift: 21,/*21 bit=> that is 2 MByte size*/
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 31 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_MXIC,
++ dev_id: MX29LV640AB,
++ name: "MXIC MX29LV640AB",
++ size: 0x00800000,
++ shift: 23,/*22 bit=> that is 8 MByte size*/
++ numeraseregions: 2,
++ regions: {
++ { offset: 0x000000, erasesize: 0x02000, numblocks: 8 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 127 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_SAMSUNG,
++ dev_id: K8D1716UBC,
++ name: "SAMSUNG K8D1716UBC",
++ size: 0x00200000,
++ shift: 21,/*21 bit=> that is 2 MByte size*/
++ numeraseregions: 2,
++ regions: {
++ { offset: 0x000000, erasesize: 0x02000, numblocks: 8 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 31 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_ESMT,
++ dev_id: F49L160BA,
++ name: "ESMT F49L160BA",
++ size: 0x00200000,
++ shift: 21,/*21 bit=> that is 2 MByte size*/
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 31 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_ESI,
++ dev_id: ES29LV320D,
++ name: "ESI ES29LV320D",
++ size: 0x00400000,
++ shift: 22,/*22 bit=> that is 4 MByte size*/
++ numeraseregions: 2,
++ regions: {
++ { offset: 0x000000, erasesize: 0x02000, numblocks: 8 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 63 }
++ }
++ },
++ {
++ mfr_id: MANUFACTURER_EON,
++ dev_id: EN29LV160A,
++ name: "EON EN29LV160A",
++ size: 0x00200000,
++ shift: 21,
++ numeraseregions: 4,
++ regions: {
++ { offset: 0x000000, erasesize: 0x04000, numblocks: 1 },
++ { offset: 0x004000, erasesize: 0x02000, numblocks: 2 },
++ { offset: 0x008000, erasesize: 0x08000, numblocks: 1 },
++ { offset: 0x010000, erasesize: 0x10000, numblocks: 31 }
++ }
++ }
++ };
++
++ struct DiskOnChip *this = (struct DiskOnChip *)mtd->priv;
++ unsigned long docptr = this->virtadr;
++ __u16 mfid, devid;
++ int i, j, k, interleave=1, chipsize;
++
++ // issue reset and auto-selection command
++ *(volatile unsigned short *)(FLASH_BASE) = 0xf0;
++
++ *(volatile unsigned short *)(FLASH_BASE + 0x555 * 2) = 0xaa;
++ *(volatile unsigned short *)(FLASH_BASE + 0x2aa * 2) = 0x55;
++ *(volatile unsigned short *)(FLASH_BASE + 0x555 * 2) = 0x90;
++
++ mfid = *((volatile unsigned short *)docptr);
++ devid = *((volatile unsigned short *)(docptr + 1*2));
++
++ *(volatile unsigned short *)(FLASH_BASE) = 0xf0;
++
++ for (i=0; i< sizeof(table)/sizeof(table[0]); i++) {
++ if ( mfid==table[i].mfr_id && devid==table[i].dev_id)
++ break;
++ }
++ if ( i == sizeof(table)/sizeof(table[0]) )
++ return -1;
++
++ // Look for 2nd flash
++ *(volatile unsigned short *)(FLASH_BASE + table[i].size) = 0xf0;
++ *(volatile unsigned short *)(FLASH_BASE + table[i].size + 0x555 * 2) = 0xaa;
++ *(volatile unsigned short *)(FLASH_BASE + table[i].size + 0x2aa * 2) = 0x55;
++ *(volatile unsigned short *)(FLASH_BASE + table[i].size + 0x555 * 2) = 0x90;
++
++ mfid = *((volatile unsigned short *)(docptr + table[i].size));
++ devid = *((volatile unsigned short *)(docptr + table[i].size + 1*2));
++
++ *(volatile unsigned short *)(FLASH_BASE+table[i].size) = 0xf0;
++ if ( mfid==table[i].mfr_id && devid==table[i].dev_id) {
++ interleave++;
++ }
++
++ printk(KERN_NOTICE "Found %d x %ldM Byte %s at 0x%lx\n",
++ interleave, (table[i].size)/(1024*1024), table[i].name, docptr);
++
++ mtd->size = table[i].size*interleave;
++ mtd->numeraseregions = table[i].numeraseregions*interleave;
++
++ mtd->eraseregions = kmalloc(sizeof(struct mtd_erase_region_info) *
++ mtd->numeraseregions*interleave, GFP_KERNEL);
++ if (!mtd->eraseregions) {
++ printk(KERN_WARNING "Failed to allocate "
++ "memory for MTD erase region info\n");
++ kfree(mtd);
++ return -1;
++ }
++
++ for (k=0, chipsize=0; interleave>0; interleave--, chipsize+=table[i].size) {
++ for (j=0; j<table[i].numeraseregions; j++, k++) {
++ mtd->eraseregions[k].offset = table[i].regions[j].offset+chipsize;
++ mtd->eraseregions[k].erasesize = table[i].regions[j].erasesize;
++ mtd->eraseregions[k].numblocks = table[i].regions[j].numblocks;
++ if (mtd->erasesize < mtd->eraseregions[k].erasesize)
++ mtd->erasesize = mtd->eraseregions[k].erasesize;
++ }
++ }
++
++ this->totlen = mtd->size;
++ this->numchips = interleave;
++ this->chipshift = table[i].shift;
++
++ return 0;
++}
++//---------------------------------------------------------------------------
++#endif /*#ifdef CONFIG_RTL_819X */
++
+
+ /****************************************************************************
+ *
+@@ -313,6 +664,14 @@ static void __init DoC_Probe(unsigned lo
+
+ static int __init init_doc(void)
+ {
++#ifdef CONFIG_RTL_819X
++ printk(KERN_NOTICE "RealTek E-Flash System Driver. (C) 2002 RealTek Corp.\n");
++ DoC_Probe(CONFIG_MTD_DOCPROBE_ADDRESS);
++ /* So it looks like we've been used and we get unloaded */
++// MOD_INC_USE_COUNT;
++// MOD_DEC_USE_COUNT;
++ return 0;
++#else
+ int i;
+
+ if (doc_config_location) {
+@@ -328,6 +687,7 @@ static int __init init_doc(void)
+ if (!docfound)
+ printk(KERN_INFO "No recognised DiskOnChip devices found\n");
+ return -EAGAIN;
++#endif
+ }
+
+ module_init(init_doc);
+--- linux-2.6.30.9/drivers/mtd/maps/Makefile 2009-10-05 18:38:08.000000000 +0300
++++ linux-2.6.30.9-rsdk/drivers/mtd/maps/Makefile 2013-05-02 01:47:52.636227146 +0300
+@@ -62,3 +62,4 @@ obj-$(CONFIG_MTD_INTEL_VR_NOR) += intel_
+ obj-$(CONFIG_MTD_BFIN_ASYNC) += bfin-async-flash.o
+ obj-$(CONFIG_MTD_RBTX4939) += rbtx4939-flash.o
+ obj-$(CONFIG_MTD_VMU) += vmu-flash.o
++obj-$(CONFIG_RTL819X_SPI_FLASH) += rtl819x_flash.o
+--- linux-2.6.30.9/drivers/mtd/mtdblock.c 2009-10-05 18:38:08.000000000 +0300
++++ linux-2.6.30.9-rsdk/drivers/mtd/mtdblock.c 2013-05-02 01:47:52.649227145 +0300
+@@ -18,6 +18,26 @@
+ #include <linux/mtd/blktrans.h>
+ #include <linux/mutex.h>
+
++#include <linux/config.h>
++
++#ifdef CONFIG_RTL_819X
++// david ---------------
++//#define CONFIG_MTD_DEBUG
++#define CONFIG_MTD_DEBUG_VERBOSE 3
++
++
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++int flash_write_flag=0; // 1: hw setting 2: default setting, 4: current setting, 8: system image
++#else
++int flash_hw_start=0x6000; // hw setting start address
++int flash_hw_len=0x2000; // hw setting length
++int flash_ds_start=0x8000; // default & current setting start address
++int flash_ds_len=0x8000; // default & current setting length
++
++int flash_write_flag=0; // 1: hw setting 2: default setting, 4: current setting, 8: system image
++#endif
++#endif /*#ifdef CONFIG_RTL_819X */
++
+
+ static struct mtdblk_dev {
+ struct mtd_info *mtd;
+@@ -134,6 +154,58 @@ static int do_cached_write (struct mtdbl
+ DEBUG(MTD_DEBUG_LEVEL2, "mtdblock: write on \"%s\" at 0x%lx, size 0x%x\n",
+ mtd->name, pos, len);
+
++
++#ifdef CONFIG_RTL_819X
++#ifdef CONFIG_RTL_FLASH_MAPPING_ENABLE
++ /*since len is normal 0x200 less than every section*/
++ if(flash_write_flag != 0x8000)
++ {
++ flash_write_flag = 0;
++ if ( pos >= CONFIG_RTL_HW_SETTING_OFFSET && pos < CONFIG_RTL_DEFAULT_SETTING_OFFSET ) {
++ flash_write_flag |= 1;
++ if ((pos+len) > CONFIG_RTL_DEFAULT_SETTING_OFFSET ) {
++ flash_write_flag |= 2;
++ if ((pos+len) > CONFIG_RTL_CURRENT_SETTING_OFFSET )
++ flash_write_flag |= 4;
++ }
++ }
++ if ( pos >= CONFIG_RTL_DEFAULT_SETTING_OFFSET && pos < CONFIG_RTL_CURRENT_SETTING_OFFSET ) {
++ flash_write_flag |= 2;
++ if ((pos+len) > CONFIG_RTL_CURRENT_SETTING_OFFSET ) {
++ flash_write_flag |= 4;
++ }
++ }
++ else if ( pos >= CONFIG_RTL_CURRENT_SETTING_OFFSET && pos < CONFIG_RTL_WEB_PAGES_OFFSET ){
++ flash_write_flag |= 4;
++ }
++ }
++#else
++// david --------------
++ if ( flash_write_flag != 0x8000)
++ {
++ flash_write_flag = 0;
++ if (pos >= flash_hw_start && pos < (flash_hw_start+flash_hw_len) ) {
++ flash_write_flag |= 1;
++ if ((len - flash_hw_len) > 0) {
++ flash_write_flag |= 2;
++ if ((len - flash_ds_len -flash_hw_len) > 0)
++ flash_write_flag |= 4;
++ }
++ }
++ if (pos >= flash_ds_start && pos < (flash_ds_start+flash_ds_len) ) {
++ flash_write_flag |= 2;
++ if ((len - flash_ds_len) > 0) {
++ flash_write_flag |= 4;
++ }
++ }
++ else if ( pos >= (flash_ds_start+flash_ds_len) ){
++ flash_write_flag |= 4;
++ }
++ }
++//---------------------
++#endif //CONFIG_RTL_FLASH_MAPPING_ENABLE
++#endif
++
+ if (!sect_size)
+ return mtd->write(mtd, pos, len, &retlen, buf);
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 02:00:18 +0000