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io: remove pio emulation restriction

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Currently, the serial log is printed through IO(0x3f8).
Secure World will print serial log by port 0x3f8. So
remove the ASSERT for Secure World booting.

Signed-off-by: Qi Yadong <yadong.qi@intel.com>
This commit is contained in:
Qi Yadong 2018-03-27 17:29:54 +08:00 committed by lijinxia
parent 4af2f04bd2
commit abcd765f2d
1 changed files with 0 additions and 5 deletions
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5
arch/x86/io.c
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@ -45,8 +45,6 @@ int dm_emulate_pio_post(struct vcpu *vcpu)
0xFFFFFFFFul >> (32 - 8 * vcpu->req.reqs.pio_request.size); 0xFFFFFFFFul >> (32 - 8 * vcpu->req.reqs.pio_request.size);
uint64_t *rax; uint64_t *rax;
ASSERT(cur_context == 0, "pio emulation only happen in normal wrold");
rax = &vcpu->arch_vcpu.contexts[cur_context].guest_cpu_regs.regs.rax; rax = &vcpu->arch_vcpu.contexts[cur_context].guest_cpu_regs.regs.rax;
vcpu->req.reqs.pio_request.value = vcpu->req.reqs.pio_request.value =
req_buf->req_queue[cur].reqs.pio_request.value; req_buf->req_queue[cur].reqs.pio_request.value;
@ -92,9 +90,6 @@ int io_instr_handler(struct vcpu *vcpu)
struct run_context *cur_context; struct run_context *cur_context;
int status = -EINVAL; int status = -EINVAL;
ASSERT(cur_context_idx == 0,
"pio emulation only happen in normal wrold");
cur_context = &vcpu->arch_vcpu.contexts[cur_context_idx]; cur_context = &vcpu->arch_vcpu.contexts[cur_context_idx];
exit_qual = vcpu->arch_vcpu.exit_qualification; exit_qual = vcpu->arch_vcpu.exit_qualification;