esdhc_clrsetbits32(®s->wml, WML_RD_WML_MASK, wml_value);
esdhc_write32(®s->dsaddr, (u32)data->dest);
} else {
+ flush_dcache_range((ulong)data->src,
+ (ulong)data->src+data->blocks
+ *data->blocksize);
+
if (wml_value > WML_WR_WML_MAX)
wml_value = WML_WR_WML_MAX_VAL;
if ((esdhc_read32(®s->prsstat) & PRSSTAT_WPSPL) == 0) {
return 0;
}
-
+static void check_and_invalidate_dcache_range
+ (struct mmc_cmd *cmd,
+ struct mmc_data *data) {
+ unsigned start = (unsigned)data->dest ;
+ unsigned size = roundup(ARCH_DMA_MINALIGN,
+ data->blocks*data->blocksize);
+ unsigned end = start+size ;
+ invalidate_dcache_range(start, end);
+}
/*
* Sends a command out on the bus. Takes the mmc pointer,
* a command pointer, and an optional data pointer.
while (!(esdhc_read32(®s->irqstat) & (IRQSTAT_CC | IRQSTAT_CTOE)))
;
+ if (data && (data->flags & MMC_DATA_READ))
+ check_and_invalidate_dcache_range(cmd, data);
+
irqstat = esdhc_read32(®s->irqstat);
esdhc_write32(®s->irqstat, irqstat);
/* First reset the eSDHC controller */
esdhc_reset(regs);
+ esdhc_setbits32(®s->sysctl, SYSCTL_PEREN | SYSCTL_HCKEN
+ | SYSCTL_IPGEN | SYSCTL_CKEN);
+
mmc->priv = cfg;
mmc->send_cmd = esdhc_send_cmd;
mmc->set_ios = esdhc_set_ios;