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add hypercall hc_sos_offline_cpu support

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SOS boot with all physicall cpus, before running UOS, it should free
CPU resource by offline not used cpus
- first do standard cpu offline flow
- then call hcall_sos_offline_cpu hypercall to release cpu resource really

Signed-off-by: Jason Chen CJ <jason.cj.chen@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Jason Chen CJ
2018-05-30 22:22:37 +08:00
committed by lijinxia
parent 589c72382a
commit 2dca23c7c9
4 changed files with 40 additions and 0 deletions
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hypervisor/include/public/acrn_hv_defs.h
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@@ -26,6 +26,7 @@
/* general */
#define HC_ID_GEN_BASE 0x0UL
#define HC_GET_API_VERSION _HC_ID(HC_ID, HC_ID_GEN_BASE + 0x00UL)
#define HC_SOS_OFFLINE_CPU _HC_ID(HC_ID, HC_ID_GEN_BASE + 0x01UL)
/* VM management */
#define HC_ID_VM_BASE 0x10UL