github/acrn-hypervisor
1
0
Fork 0
mirror of https://github.com/projectacrn/acrn-hypervisor.git synced 2025-07-06 12:06:25 +00:00
Code Issues Projects Releases Wiki Activity

IOC mediator: fix wakeup reason issue when UOS resuming

Browse Source 
IOC mediator should keep sending acnrd boot reason until received
UOS heartbeat init message, then turn to send SOS wakeup reason
through read native cbc lifecycle cdev.

Tracked-On: #1727
Signed-off-by: Yuan Liu <yuan1.liu@intel.com>
Acked-by: Yu Wang <yu1.wang@intel.com>
This commit is contained in:
Yuan Liu 2018-11-06 09:48:11 +08:00 committed by lijinxia
parent a2516ecc85
commit 65a2613ab6
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
devicemodel/hw/platform/ioc_cbc.c
View File

@ -652,14 +652,14 @@ cbc_process_wakeup_reason(struct cbc_pkt *pkt)
/* Unset RTC bit if UOS sends active heartbeat */
reason &= ~CBC_WK_RSN_RTC;
} else {
reason &= ~CBC_WK_RSN_SOC;
/*
* Set RTC bit when bootup or resuming reason is
* RTC wakeup reason, and hold the bit until UOS
* sends active heartbeat.
* If UOS is inactive, indicate the acrnd boot reason
* as UOS periodic wakeup reason.
*/
reason |= pkt->ioc->boot_reason & CBC_WK_RSN_RTC;
reason = pkt->ioc->boot_reason;
/* Unset SoC bit */
reason &= ~CBC_WK_RSN_SOC;
}
/* Update periodic wakeup reason */
@ -949,7 +949,8 @@ cbc_tx_handler(struct cbc_pkt *pkt)
/* Heartbeat init also indicates UOS enter active state */
pkt->uos_active = true;
} else if (pkt->req->rtype == CBC_REQ_T_UOS_ACTIVE) {
cbc_update_wakeup_reason(pkt, pkt->reason | CBC_WK_RSN_SOC);
cbc_update_wakeup_reason(pkt, pkt->ioc->boot_reason |
CBC_WK_RSN_SOC);
cbc_send_pkt(pkt);
/* Enable UOS active flag */