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Re: should ioapic_service really be modelling cpu writes?


From: Paolo Bonzini
Subject: Re: should ioapic_service really be modelling cpu writes?
Date: Fri, 11 Nov 2022 14:14:58 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.4.0

On 11/11/22 13:26, Alex Bennée wrote:
      if (addr > 0xfff || !index) {
          switch (attrs.requester_type) {
          }
          MSIMessage msi = { .address = addr, .data = val };
          apic_send_msi(&msi);
          return MEMTX_OK;
      }


which at least gets things booting properly. Does this seem like a
better modelling of the APIC behaviour?

Yes and you don't even need the "if", just do MTRT_CPU vs everything else.

Paolo




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