diff options
Diffstat (limited to 'tests/avocado/mem-addr-space-check.py')
| -rw-r--r-- | tests/avocado/mem-addr-space-check.py | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tests/avocado/mem-addr-space-check.py b/tests/avocado/mem-addr-space-check.py index 363c3f12a6..af019969c0 100644 --- a/tests/avocado/mem-addr-space-check.py +++ b/tests/avocado/mem-addr-space-check.py @@ -165,7 +165,7 @@ class MemAddrCheck(QemuSystemTest): For q35-7.0 machines, "above 4G" memory starts are 4G. pci64_hole size is 32 GiB. Since TCG_PHYS_ADDR_BITS is defined to be 40, TCG emulated CPUs have maximum of 1 TiB (1024 GiB) of - directly addressible memory. + directly addressable memory. Hence, maxmem value at most can be 1024 GiB - 4 GiB - 1 GiB per slot for alignment - 32 GiB + 0.5 GiB which is equal to 987.5 GiB. Setting the value to 988 GiB should @@ -190,7 +190,7 @@ class MemAddrCheck(QemuSystemTest): AMD_HT_START is defined to be at 1012 GiB. So for q35 machines version > 7.0 and AMD cpus, instead of 1024 GiB limit for 40 bit processor address space, it has to be 1012 GiB , that is 12 GiB - less than the case above in order to accomodate HT hole. + less than the case above in order to accommodate HT hole. Make sure QEMU fails when maxmem size is 976 GiB (12 GiB less than 988 GiB). """ @@ -297,7 +297,7 @@ class MemAddrCheck(QemuSystemTest): :avocado: tags=arch:x86_64 AMD processor with 41 bits. Max cpu hw address = 2 TiB. - Same as above but by setting maxram beween 976 GiB and 992 Gib, + Same as above but by setting maxram between 976 GiB and 992 Gib, QEMU should start fine. """ self.vm.add_args('-S', '-cpu', 'EPYC-v4,phys-bits=41', |