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Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and
From: |
Peter Maydell |
Subject: |
Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic |
Date: |
Tue, 23 Apr 2013 18:26:09 +0100 |
On 23 April 2013 18:14, Paolo Bonzini <address@hidden> wrote:
> Il 23/04/2013 19:06, Peter Maydell ha scritto:
>>> > /*
>>> > + * memory_region_get_address: get current the address of a region
>>> > + *
>>> > + * Returns the absolute address of a region.
>>> > + * May be used on regions that are currently part of a memory hierarchy.
>>> > + *
>>> > + * @mr: the region being queried
>>> > + */
>>> > +hwaddr memory_region_get_address(MemoryRegion *mr);
>> This doesn't make sense as a memory API in my opinion. There's
>> no such thing as the "absolute address of a MemoryRegion".
>
> What about also passing an AddressSpace and stopping at the address
> space's root? Would that make more sense?
That would be an improvement, but it still requires this
device to know what address space it's mapped into, which
is a bit ugly.
-- PMM
- Re: [Qemu-devel] [PATCH 20/21] target-i386: implement machine->hot_add_cpu hook, (continued)
- [Qemu-devel] [PATCH 21/21] QMP: add cpu-add command, Igor Mammedov, 2013/04/23
- [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Igor Mammedov, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Paolo Bonzini, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Peter Maydell, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Paolo Bonzini, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic,
Peter Maydell <=
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Jan Kiszka, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Peter Maydell, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Paolo Bonzini, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Peter Maydell, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Paolo Bonzini, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Peter Maydell, 2013/04/23
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Paolo Bonzini, 2013/04/24
- Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Paolo Bonzini, 2013/04/24
[Qemu-devel] [PATCH 15/19 v2] extend memory_region_find() and use it in kvm/ioapic, Igor Mammedov, 2013/04/24
Re: [Qemu-devel] [PATCH 17/21] introduce memory_region_get_address() and use it in kvm/ioapic, Blue Swirl, 2013/04/25