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dm: add API to set vcpu regs of guest

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Add ioctl parameter and API to set vcpu regs. The guest software
loader will call this API to set guest vcpu registers.

Tracked-On: #1231
Signed-off-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Yin Fengwei
2018-09-26 11:13:33 +08:00
committed by wenlingz
parent 3cfbc004f5
commit 853b1c74cb
5 changed files with 84 additions and 0 deletions
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2
devicemodel/core/main.c
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@@ -269,6 +269,8 @@ add_cpu(struct vmctx *ctx, int guest_ncpus)
mt_vmm_info[i].mt_vcpu = i;
}
vm_set_vcpu_regs(ctx, &ctx->bsp_regs);
error = pthread_create(&mt_vmm_info[0].mt_thr, NULL,
start_thread, &mt_vmm_info[0]);

6
devicemodel/core/vmmapi.c
View File

@@ -612,6 +612,12 @@ vm_create_vcpu(struct vmctx *ctx, uint16_t vcpu_id)
return error;
}
int
vm_set_vcpu_regs(struct vmctx *ctx, struct acrn_set_vcpu_regs *vcpu_regs)
{
return ioctl(ctx->fd, IC_SET_VCPU_REGS, vcpu_regs);
}
int
vm_get_device_fd(struct vmctx *ctx)
{