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fix usbboot skips empty pages during write
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5efe423426
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@ -541,11 +541,17 @@ u32 nand_read_4740(void *buf, u32 startpage, u32 pagecount, int option)
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u32 nand_program_4740(void *context, int spage, int pages, int option)
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{
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size_t datasize;
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u32 i, j, cur, rowaddr;
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u8 *tmpbuf;
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u32 ecccnt,oobsize_sav,ecccnt_sav,eccpos_sav;
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u8 ecc_buf[256];
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datasize = pagesize;
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if (option != NO_OOB)
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datasize += oobsize;
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if (wp_pin)
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__gpio_set_pin(wp_pin);
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restart:
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@ -581,19 +587,16 @@ restart:
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}
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}
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//if NO_OOB do not perform vaild check!
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if ( option != NO_OOB ) {
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for ( j = 0 ; j < pagesize + oobsize; j ++) {
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if (tmpbuf[j] != 0xff)
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break;
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}
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for (j = 0; j < datasize; ++j) {
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if (tmpbuf[j] != 0xff)
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break;
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}
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if ( j == oobsize + pagesize ) {
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tmpbuf += ( pagesize + oobsize ) ;
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i ++;
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cur ++;
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continue;
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}
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if (j == datasize) {
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tmpbuf += datasize;
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++i;
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++cur;
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continue;
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}
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if (pagesize == 512)
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