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683 B
spin.rad
1.1 KiB
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662 B
test/termination/spin.rad
raw
| 1 | //! User termination and CPU-fault entry paths. |
| 2 | export mod abi; |
| 3 | export mod sys; |
| 4 | |
| 5 | /// Issue a raw call to test the kernel error boundary. |
| 6 | @intrinsic fn ecall(operation: u32, a0: i64, a1: i64, a2: i64, a3: i64) -> i64; |
| 7 | |
| 8 | /// Startup values used to select the termination operation. |
| 9 | record Env: Copy { |
| 10 | /// Optional argument bytes supplied by the parent. |
| 11 | argsPointer: *abi::Handle, |
| 12 | /// Termination case selected by the parent. |
| 13 | argsSize: u64, |
| 14 | /// Installed event handle. |
| 15 | eventsHandle: u64, |
| 16 | /// Shared event-ring address. |
| 17 | eventsPointer: u64, |
| 18 | } |
| 19 | |
| 20 | /// Exercise an explicit exit, explicit abort, or a user breakpoint fault. |
| 21 | @default fn main(env: *Env) { |
| 22 | if env.argsSize == 0 { |
| 23 | sys::exit(37); |
| 24 | } |
| 25 | if env.argsSize == 1 { |
| 26 | sys::abort(); |
| 27 | } |
| 28 | if env.argsSize == 3 { |
| 29 | try! sys::domainDestroy(abi::Handle(0), 0); |
| 30 | } |
| 31 | if env.argsSize == 4 { |
| 32 | let result = ecall(47, 0, 0, 0, 0); |
| 33 | sys::exit(99); |
| 34 | } |
| 35 | if env.argsSize == 8 { |
| 36 | let device = sys::queryDevice(*env.argsPointer); |
| 37 | assert device.base == 0x10001000 and device.size >= 4; |
| 38 | sys::exit(51); |
| 39 | } |
| 40 | assert false; |
| 41 | } |