On 10/11/25 12:22, Gaurav Sharma wrote:
It enables emulation of SD/MMC cards through a virtual SDHCI interface
The emulated SDHCI controller allows guest OS to use emulated storage as
a standard block device.
This will allow running the images such as those generated
by Buildroot.
Signed-off-by: Gaurav Sharma <[email protected]>
---
docs/system/arm/imx8mm-evk.rst | 1 +
hw/arm/Kconfig | 1 +
hw/arm/fsl-imx8mm.c | 25 +++++++++++++++++++++++++
hw/arm/imx8mm-evk.c | 17 +++++++++++++++++
include/hw/arm/fsl-imx8mm.h | 7 +++++++
5 files changed, 51 insertions(+)
@@ -342,6 +346,26 @@ static void fsl_imx8mm_realize(DeviceState *dev, Error
**errp)
qdev_get_gpio_in(gicdev, serial_table[i].irq));
}
+ /* USDHCs */
+ for (i = 0; i < FSL_IMX8MM_NUM_USDHCS; i++) {
static const?
+ struct {
+ hwaddr addr;
+ unsigned int irq;
+ } usdhc_table[FSL_IMX8MM_NUM_USDHCS] = {
+ { fsl_imx8mm_memmap[FSL_IMX8MM_USDHC1].addr, FSL_IMX8MM_USDHC1_IRQ
},
+ { fsl_imx8mm_memmap[FSL_IMX8MM_USDHC2].addr, FSL_IMX8MM_USDHC2_IRQ
},
+ { fsl_imx8mm_memmap[FSL_IMX8MM_USDHC3].addr, FSL_IMX8MM_USDHC3_IRQ
},
+ };
+
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->usdhc[i]), errp)) {
+ return;
+ }
+
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->usdhc[i]), 0, usdhc_table[i].addr);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->usdhc[i]), 0,
+ qdev_get_gpio_in(gicdev, usdhc_table[i].irq));
+ }
Reviewed-by: Philippe Mathieu-Daudé <[email protected]>
