Re: [RFC PATCH 1/4] hw/ide/Kconfig: IDE_ISA requires ISA_BUS

[Paolo Bonzini]

On 29/01/21 20:44, Philippe Mathieu-Daudé wrote:
> hw/ide/ioport.c has a strong dependency on hw/isa/isa-bus.c:
>
>    /usr/bin/ld: libcommon.fa.p/hw_ide_ioport.c.o: in function `ide_init_ioport':
>    /usr/bin/ld: hw/ide/ioport.c:61: undefined reference to 
> `isa_register_portio_list'
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>   hw/ide/Kconfig | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/ide/Kconfig b/hw/ide/Kconfig
> index 5d9106b1ac2..41cdd9cbe03 100644
> --- a/hw/ide/Kconfig
> +++ b/hw/ide/Kconfig
> @@ -12,7 +12,7 @@ config IDE_PCI
>   
>   config IDE_ISA
>       bool
> -    depends on ISA_BUS
> +    select ISA_BUS
>       select IDE_QDEV
>   
>   config IDE_PIIX

This is incorrect.  Buses are "depended on", not selected, and this is 
documented in docs/devel/kconfig.rst.

Paolo