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2018-02-13hax: Support guest RAM sizes of 4GB or moreYu Ning
Since HAX_VM_IOCTL_ALLOC_RAM takes a 32-bit size, it cannot handle RAM blocks of 4GB or larger, which is why HAXM can only run guests with less than 4GB of RAM. Solve this problem by utilizing the new HAXM API, HAX_VM_IOCTL_ADD_RAMBLOCK, which takes a 64-bit size, to register RAM blocks with the HAXM kernel module. The new API is first added in HAXM 7.0.0, and its availablility and be confirmed by the presence of the HAX_CAP_64BIT_RAMBLOCK capability flag. When the guest RAM size reaches 7GB, QEMU will ask HAXM to set up a memory mapping that covers a 4GB region, which will fail, because HAX_VM_IOCTL_SET_RAM also takes a 32-bit size. Work around this limitation by splitting the large mapping into small ones and calling HAX_VM_IOCTL_SET_RAM multiple times. Bug: https://bugs.launchpad.net/qemu/+bug/1735576 Signed-off-by: Yu Ning <yu.ning@intel.com> Message-Id: <1515752555-12784-1-git-send-email-yu.ning@linux.intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
2017-12-18i386/hax: remove duplicated includesPhilippe Mathieu-Daudé
applied using ./scripts/clean-includes Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
2017-01-19hax: add Darwin supportVincent Palatin
Re-add the MacOSX/Darwin support: Use the Intel HAX is kernel-based hardware acceleration module (similar to KVM on Linux). Based on the original "target/i386: Add Intel HAX to android emulator" patch from David Chou <david.j.chou@intel.com> from emu-2.2-release branch in the external/qemu-android repository. Signed-off-by: Vincent Palatin <vpalatin@chromium.org> Message-Id: <81b85c3032da902e73e77302af508b4b1a7c0ead.1484045952.git.vpalatin@chromium.org> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>