On Tue, Nov 24, 2020 at 1:50 AM Philippe Mathieu-Daudé <f4...@amsat.org> wrote:
>
> To be able to select a particular SD bus from the command
> line, add a QOM alias on the machine (using an unique name).
>
> Suggested-by: Peter Maydell <peter.mayd...@linaro.org>
> Signed-off-by: Philippe Mathieu-Daudé <f4...@amsat.org>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com>
Alistair
> ---
> hw/arm/xilinx_zynq.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/hw/arm/xilinx_zynq.c b/hw/arm/xilinx_zynq.c
> index b72772bc824..6a4a1de88cf 100644
> --- a/hw/arm/xilinx_zynq.c
> +++ b/hw/arm/xilinx_zynq.c
> @@ -286,6 +286,7 @@ static void zynq_init(MachineState *machine)
> DriveInfo *di;
> BlockBackend *blk;
> DeviceState *carddev;
> + g_autofree char *bus_name = NULL;
>
> /* Compatible with:
> * - SD Host Controller Specification Version 2.0 Part A2
> @@ -299,6 +300,11 @@ static void zynq_init(MachineState *machine)
> sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, hci_addr);
> sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, pic[hci_irq -
> IRQ_OFFSET]);
>
> + /* Alias controller SD bus to the machine itself */
> + bus_name = g_strdup_printf("sd-bus%d", n);
> + object_property_add_alias(OBJECT(machine), bus_name,
> + OBJECT(dev), "sd-bus");
> +
> di = drive_get_next(IF_SD);
> blk = di ? blk_by_legacy_dinfo(di) : NULL;
> carddev = qdev_new(TYPE_SD_CARD);
> --
> 2.26.2
>
>
