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| author | Andrey Smirnov <andrew.smirnov@gmail.com> | 2018-02-09 10:40:29 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2018-02-09 10:40:29 +0000 |
| commit | fd1e5c81796454b6459f44bef8759a970eb9e92a (patch) | |
| tree | b7aa173fcf8ea3a4b37f6e8bc84249cdaf7b2c0a /include/hw/sd | |
| parent | 955f56d44a73d74016b2e71765d984ac7a6db1dc (diff) | |
| download | qemu-fd1e5c81796454b6459f44bef8759a970eb9e92a.zip qemu-fd1e5c81796454b6459f44bef8759a970eb9e92a.tar.gz qemu-fd1e5c81796454b6459f44bef8759a970eb9e92a.tar.bz2 | |
sdhci: Add i.MX specific subtype of SDHCI
IP block found on several generations of i.MX family does not use
vanilla SDHCI implementation and it comes with a number of quirks.
Introduce i.MX SDHCI subtype of SDHCI block to add code necessary to
support unmodified Linux guest driver.
Cc: Peter Maydell <peter.maydell@linaro.org>
Cc: Jason Wang <jasowang@redhat.com>
Cc: Philippe Mathieu-Daudé <f4bug@amsat.org>
Cc: Marcel Apfelbaum <marcel.apfelbaum@zoho.com>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-devel@nongnu.org
Cc: qemu-arm@nongnu.org
Cc: yurovsky@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[PMM: define and use ESDHC_UNDOCUMENTED_REG27]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include/hw/sd')
| -rw-r--r-- | include/hw/sd/sdhci.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/hw/sd/sdhci.h b/include/hw/sd/sdhci.h index 1cf70f8..f8d1ba3 100644 --- a/include/hw/sd/sdhci.h +++ b/include/hw/sd/sdhci.h @@ -44,6 +44,7 @@ typedef struct SDHCIState { AddressSpace sysbus_dma_as; AddressSpace *dma_as; MemoryRegion *dma_mr; + const MemoryRegionOps *io_ops; QEMUTimer *insert_timer; /* timer for 'changing' sd card. */ QEMUTimer *transfer_timer; @@ -91,8 +92,18 @@ typedef struct SDHCIState { /* Configurable properties */ bool pending_insert_quirk; /* Quirk for Raspberry Pi card insert int */ + uint32_t quirks; } SDHCIState; +/* + * Controller does not provide transfer-complete interrupt when not + * busy. + * + * NOTE: This definition is taken out of Linux kernel and so the + * original bit number is preserved + */ +#define SDHCI_QUIRK_NO_BUSY_IRQ BIT(14) + #define TYPE_PCI_SDHCI "sdhci-pci" #define PCI_SDHCI(obj) OBJECT_CHECK(SDHCIState, (obj), TYPE_PCI_SDHCI) @@ -100,4 +111,6 @@ typedef struct SDHCIState { #define SYSBUS_SDHCI(obj) \ OBJECT_CHECK(SDHCIState, (obj), TYPE_SYSBUS_SDHCI) +#define TYPE_IMX_USDHC "imx-usdhc" + #endif /* SDHCI_H */ |