Author: ian
Date: Fri Feb 13 18:03:50 2015
New Revision: 278685
URL: https://svnweb.freebsd.org/changeset/base/278685
Log:
MFC r276985:
Store the shadow command/mode register in the softc, not a local static var.
Modified:
stable/10/sys/arm/broadcom/bcm2835/bcm2835_sdhci.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/arm/broadcom/bcm2835/bcm2835_sdhci.c
==============================================================================
--- stable/10/sys/arm/broadcom/bcm2835/bcm2835_sdhci.c Fri Feb 13 17:53:11
2015 (r278684)
+++ stable/10/sys/arm/broadcom/bcm2835/bcm2835_sdhci.c Fri Feb 13 18:03:50
2015 (r278685)
@@ -121,6 +121,7 @@ struct bcm_sdhci_softc {
bus_dma_tag_t sc_dma_tag;
bus_dmamap_t sc_dma_map;
vm_paddr_t sc_sdhci_buffer_phys;
+ uint32_t cmd_and_mode;
};
static int bcm_sdhci_probe(device_t);
@@ -344,6 +345,14 @@ bcm_sdhci_read_2(device_t dev, struct sd
struct bcm_sdhci_softc *sc = device_get_softc(dev);
uint32_t val = RD4(sc, off & ~3);
+ /*
+ * Standard 32-bit handling of command and transfer mode.
+ */
+ if (off == SDHCI_TRANSFER_MODE) {
+ return (sc->cmd_and_mode >> 16);
+ } else if (off == SDHCI_COMMAND_FLAGS) {
+ return (sc->cmd_and_mode & 0x0000ffff);
+ }
return ((val >> (off & 3)*8) & 0xffff);
}
@@ -378,16 +387,15 @@ static void
bcm_sdhci_write_2(device_t dev, struct sdhci_slot *slot, bus_size_t off,
uint16_t val)
{
struct bcm_sdhci_softc *sc = device_get_softc(dev);
- static uint32_t cmd_and_trandfer_mode;
uint32_t val32;
if (off == SDHCI_COMMAND_FLAGS)
- val32 = cmd_and_trandfer_mode;
+ val32 = sc->cmd_and_mode;
else
val32 = RD4(sc, off & ~3);
val32 &= ~(0xffff << (off & 3)*8);
val32 |= (val << (off & 3)*8);
if (off == SDHCI_TRANSFER_MODE)
- cmd_and_trandfer_mode = val32;
+ sc->cmd_and_mode = val32;
else
WR4(sc, off & ~3, val32);
}
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