diff options
author | Jack Halpin <jack.halpin@gmail.com> | 2009-09-29 16:32:24 +0000 |
---|---|---|
committer | Jack Halpin <jack.halpin@gmail.com> | 2009-09-29 16:32:24 +0000 |
commit | 37265d308b13dc8ef573b2191acd3952cd6ed0e2 (patch) | |
tree | 54ebcdc6090c85e5bc73ff92e7e7752b058ae39c | |
parent | 065e8e082a62a04c99bba0032f2faaabf9a6b7cf (diff) |
AMS Sansa: Replace simple write delay with a smarter check on status of MCI FIFO.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22850 a1c6a512-1295-4272-9138-f99709370657
-rw-r--r-- | firmware/target/arm/as3525/ata_sd_as3525.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/firmware/target/arm/as3525/ata_sd_as3525.c b/firmware/target/arm/as3525/ata_sd_as3525.c index 8260c48a30..f6dd8385b1 100644 --- a/firmware/target/arm/as3525/ata_sd_as3525.c +++ b/firmware/target/arm/as3525/ata_sd_as3525.c @@ -735,12 +735,8 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start, wakeup_wait(&transfer_completion_signal, TIMEOUT_BLOCK); - /* Higher speed class cards need a write delay here for some reason */ - if((drive == SD_SLOT_AS3525) && write) - { - int delay = 3500; - while(delay--) asm volatile ("nop\n"); - } + /* Wait for FIFO to empty */ + while(MCI_STATUS(drive) & (MCI_TX_ACTIVE | MCI_RX_ACTIVE)); if(!transfer_error[drive]) { |