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| author | Bin Lu <bin.lu@arm.com> | 2019-09-26 06:09:32 +0000 |
|---|---|---|
| committer | Bin Lu <bin.lu@arm.com> | 2019-10-22 08:33:39 +0000 |
| commit | 2cee0669299cd2b980aa9ae253c24107a4813b26 (patch) | |
| tree | cada549d5b6a8eff411e39508ab2b19e4ce9c3ca /pkg/sentry/platform/ring0/defs.go | |
| parent | dd0e5eedaeb21582820856cbe68eb2a625f395aa (diff) | |
enable ring0 to support arm64
This patch enabled the basic framework for arm64 guest.
Serveral jobs were finished in this patch:
1, ring0.Vectors()
2, switchToUser()
3, basic framwork for Arm64 guest.
Signed-off-by: Bin Lu <bin.lu@arm.com>
Diffstat (limited to 'pkg/sentry/platform/ring0/defs.go')
| -rw-r--r-- | pkg/sentry/platform/ring0/defs.go | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/pkg/sentry/platform/ring0/defs.go b/pkg/sentry/platform/ring0/defs.go index 076063f85..3f094c2a7 100644 --- a/pkg/sentry/platform/ring0/defs.go +++ b/pkg/sentry/platform/ring0/defs.go @@ -20,17 +20,6 @@ import ( "gvisor.dev/gvisor/pkg/sentry/usermem" ) -var ( - // UserspaceSize is the total size of userspace. - UserspaceSize = uintptr(1) << (VirtualAddressBits() - 1) - - // MaximumUserAddress is the largest possible user address. - MaximumUserAddress = (UserspaceSize - 1) & ^uintptr(usermem.PageSize-1) - - // KernelStartAddress is the starting kernel address. - KernelStartAddress = ^uintptr(0) - (UserspaceSize - 1) -) - // Kernel is a global kernel object. // // This contains global state, shared by multiple CPUs. |