On Thu, 18 Mar 2021 14:26:24 +0100
Pierre Morel <pmorel@xxxxxxxxxxxxx> wrote:
> We need the SCSW definitions to test clear and halt subchannel.
>
> Signed-off-by: Pierre Morel <pmorel@xxxxxxxxxxxxx>
> ---
> lib/s390x/css.h | 23 +++++++++++++++++++++++
> 1 file changed, 23 insertions(+)
>
> diff --git a/lib/s390x/css.h b/lib/s390x/css.h
> index b0de3a3..460b0bd 100644
> --- a/lib/s390x/css.h
> +++ b/lib/s390x/css.h
> @@ -67,6 +67,29 @@ struct scsw {
> #define SCSW_SC_PRIMARY 0x00000004
> #define SCSW_SC_INTERMEDIATE 0x00000008
> #define SCSW_SC_ALERT 0x00000010
> +#define SCSW_AC_SUSPEND_PEND 0x00000020
> +#define SCSW_AC_DEVICE_PEND 0x00000040
> +#define SCSW_AC_SUBCHANNEL_PEND 0x00000080
Naming: aren't these two rather "active", not "pending"? So maybe
SCSW_AC_DEVICE_ACTIVE and SCSW_AC_SUBCH_ACTIVE?
> +#define SCSW_AC_CLEAR_PEND 0x00000100
> +#define SCSW_AC_HALT_PEND 0x00000200
> +#define SCSW_AC_START_PEND 0x00000400
> +#define SCSW_AC_RESUME_PEND 0x00000800
> +#define SCSW_FC_CLEAR 0x00001000
> +#define SCSW_FC_HALT 0x00002000
> +#define SCSW_FC_START 0x00004000
> +#define SCSW_QDIO_RESERVED 0x00008000
> +#define SCSW_PATH_NON_OP 0x00010000
> +#define SCSW_EXTENDED_CTRL 0x00020000
> +#define SCSW_ZERO_COND 0x00040000
> +#define SCSW_SUPPRESS_SUSP_INT 0x00080000
> +#define SCSW_IRB_FMT_CTRL 0x00100000
> +#define SCSW_INITIAL_IRQ_STATUS 0x00200000
> +#define SCSW_PREFETCH 0x00400000
> +#define SCSW_CCW_FORMAT 0x00800000
> +#define SCSW_DEFERED_CC 0x03000000
> +#define SCSW_ESW_FORMAT 0x04000000
> +#define SCSW_SUSPEND_CTRL 0x08000000
> +#define SCSW_KEY 0xf0000000
> uint32_t ctrl;
> uint32_t ccw_addr;
> #define SCSW_DEVS_DEV_END 0x04
