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sd-as3525v1: set up bank selection data outside of the loop

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@26441 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-06-01 03:50:52 +00:00
parent c225b17015
commit acb524e51a
1 changed files with 10 additions and 10 deletions
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20
firmware/target/arm/as3525/sd-as3525.c
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@ -604,6 +604,16 @@ static int sd_select_bank(signed char bank)
int ret;
unsigned loops = 0;
memset(uncached_buffer, 0, 512);
if(bank == -1)
{ /* enable bank switching */
uncached_buffer[0] = 16;
uncached_buffer[1] = 1;
uncached_buffer[2] = 10;
}
else
uncached_buffer[0] = bank;
do {
if(loops++ > PL180_MAX_TRANSFER_ERRORS)
panicf("SD bank %d error : 0x%x", bank,
@ -623,16 +633,6 @@ static int sd_select_bank(signed char bank)
mci_delay();
memset(uncached_buffer, 0, 512);
if(bank == -1)
{ /* enable bank switching */
uncached_buffer[0] = 16;
uncached_buffer[1] = 1;
uncached_buffer[2] = 10;
}
else
uncached_buffer[0] = bank;
dma_retain();
/* we don't use the uncached buffer here, because we need the
* physical memory address for DMA transfers */