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sd-as3525.c: disable widebus again, it causes read corruptions

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27495 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-07-19 16:08:57 +00:00
parent b221d6d4d4
commit 08c600ca07
1 changed files with 8 additions and 4 deletions
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12
firmware/target/arm/as3525/sd-as3525.c
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@ -52,7 +52,7 @@
#include "disk.h" #include "disk.h"
#endif #endif
#define VERIFY_WRITE 1 //#define VERIFY_WRITE 1
/* command flags */ /* command flags */
#define MCI_NO_RESP (0<<0) #define MCI_NO_RESP (0<<0)
@ -382,6 +382,7 @@ static int sd_init_card(const int drive)
if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP, &response)) if(!send_cmd(drive, SD_SELECT_CARD, card_info[drive].rca, MCI_RESP, &response))
return -10; return -10;
#if 0 /* FIXME : it seems that reading fails on some models */
/* Switch to to 4 bit widebus mode */ /* Switch to to 4 bit widebus mode */
if(sd_wait_for_tran_state(drive) < 0) if(sd_wait_for_tran_state(drive) < 0)
return -11; return -11;
@ -393,6 +394,7 @@ static int sd_init_card(const int drive)
return -13; return -13;
/* Now that card is widebus make controller aware */ /* Now that card is widebus make controller aware */
MCI_CLOCK(drive) |= MCI_CLOCK_WIDEBUS; MCI_CLOCK(drive) |= MCI_CLOCK_WIDEBUS;
#endif
/* /*
* enable bank switching * enable bank switching
@ -913,8 +915,11 @@ int sd_write_sectors(IF_MD2(int drive,) unsigned long start, int count,
ret = sd_transfer_sectors(IF_MD2(drive,) start, count, (void*)buf, true); ret = sd_transfer_sectors(IF_MD2(drive,) start, count, (void*)buf, true);
#ifdef VERIFY_WRITE #ifdef VERIFY_WRITE
if (ret) /* write failed, no point in verifying */ if (ret) {
goto write_error; /* write failed, no point in verifying */
mutex_unlock(&sd_mtx);
return ret;
}
count = saved_count; count = saved_count;
buf = saved_buf; buf = saved_buf;
@ -937,7 +942,6 @@ int sd_write_sectors(IF_MD2(int drive,) unsigned long start, int count,
} }
#endif #endif
write_error:
mutex_unlock(&sd_mtx); mutex_unlock(&sd_mtx);
return ret; return ret;