[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH v2 1/2] s390x/css: use macro for event-informati
From: |
Dong Jia Shi |
Subject: |
Re: [Qemu-devel] [PATCH v2 1/2] s390x/css: use macro for event-information pending error recover code |
Date: |
Wed, 2 Aug 2017 09:15:18 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
* Halil Pasic <address@hidden> [2017-08-01 17:24:10 +0200]:
>
>
> On 08/01/2017 09:57 AM, Dong Jia Shi wrote:
> > Let's use a macro for the ERC (error recover code) when generating a
> > Channel Subsystem Event-information pending CRW (channel report word).
> >
> > While we are at it, let's also add all other ERCs.
> >
> > Signed-off-by: Dong Jia Shi <address@hidden>
> > ---
> > hw/s390x/css.c | 2 +-
> > include/hw/s390x/ioinst.h | 11 +++++++++--
> > 2 files changed, 10 insertions(+), 3 deletions(-)
> >
> > diff --git a/hw/s390x/css.c b/hw/s390x/css.c
> > index 6a42b95cee..5321ca016b 100644
> > --- a/hw/s390x/css.c
> > +++ b/hw/s390x/css.c
> > @@ -2103,7 +2103,7 @@ void css_generate_chp_crws(uint8_t cssid, uint8_t
> > chpid)
> > void css_generate_css_crws(uint8_t cssid)
> > {
> > if (!channel_subsys.sei_pending) {
> > - css_queue_crw(CRW_RSC_CSS, 0, 0, cssid);
> > + css_queue_crw(CRW_RSC_CSS, CRW_ERC_EVENT, 0, cssid);
> > }
> > channel_subsys.sei_pending = true;
> > }
> > diff --git a/include/hw/s390x/ioinst.h b/include/hw/s390x/ioinst.h
> > index 92d15655e4..f89019f78f 100644
> > --- a/include/hw/s390x/ioinst.h
> > +++ b/include/hw/s390x/ioinst.h
> > @@ -201,8 +201,15 @@ typedef struct CRW {
> > #define CRW_FLAGS_MASK_A 0x0080
> > #define CRW_FLAGS_MASK_ERC 0x003f
> >
> > -#define CRW_ERC_INIT 0x02
> > -#define CRW_ERC_IPI 0x04
> > +#define CRW_ERC_EVENT 0x00 /* event information pending */
> > +#define CRW_ERC_AVAIL 0x01 /* available */
> > +#define CRW_ERC_INIT 0x02 /* initialized */
> > +#define CRW_ERC_TERROR 0x03 /* temporary error */
> > +#define CRW_ERC_IPI 0x04 /* installed parm initialized */
> > +#define CRW_ERC_TERM 0x05 /* terminal */
> > +#define CRW_ERC_PERRN 0x06 /* perm. error, facility not init */
> > +#define CRW_ERC_PERRI 0x07 /* perm. error, facility init */
> > +#define CRW_ERC_PMOD 0x08 /* installed parameters modified */
>
> You have missed installed parameters restored from the PoP (above
> you say add all other).
Ok. Will add:
#define CRW_ERC_IPR 0x0A /* installed parameters restored */
>
> Other than that.
>
> LGTM
>
> >
> > #define CRW_RSC_SUBCH 0x3
> > #define CRW_RSC_CHP 0x4
> >
--
Dong Jia Shi