mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

s390x/css: use macro for event-information pending error recover code

Browse Source 
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 <bjsdjshi@linux.vnet.ibm.com>
Reviewed-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Message-Id: <20170803003527.86979-2-bjsdjshi@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
Dong Jia Shi 2017-08-03 02:35:26 +02:00 committed by Cornelia Huck
parent 1ab5eb4efb
commit 808e668bbc
2 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
hw/s390x/css.c
View File

@ -2108,7 +2108,7 @@ 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;
}

12
include/hw/s390x/ioinst.h
View File

@ -201,8 +201,16 @@ 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 */
#define CRW_ERC_IPR 0x0A /* installed parameters restored */
#define CRW_RSC_SUBCH 0x3
#define CRW_RSC_CHP 0x4