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tornado/fw/mmc.c (mmc_wait): return success or failure (timeout)

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This commit is contained in:
Werner Almesberger
2012-12-05 11:01:36 -03:00
parent 9bf1f83597
commit f82f7c34bc
1 changed files with 4 additions and 4 deletions
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8
tornado/fw/mmc.c
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@@ -76,16 +76,17 @@ static uint8_t mmc_r1(void)
}
static void mmc_wait(void)
static bool mmc_wait(void)
{
uint8_t v, tries = 0xff;
do {
v = mmc_recv();
if (v == MMC_START_SINGLE_BLOCK)
return;
return 1;
}
while (--tries);
return 0;
}
@@ -97,8 +98,7 @@ bool mmc_begin_read(uint32_t sector)
mmc_end();
return 0;
} else {
mmc_wait();
return 1;
return mmc_wait();
}
}