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crates/sel4/sys: Add support for aarch32
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| use crate::bf::*; | ||
| use crate::c::*; | ||
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| use sel4_config::sel4_cfg_match; | ||
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| impl seL4_Fault { | ||
| pub(crate) fn arch_get_with(label: seL4_Word, length: seL4_Word, f: impl Fn(core::ffi::c_ulong) -> seL4_Word) -> Option<Self> { | ||
| Some({ | ||
| #[sel4_cfg_match] | ||
| match label { | ||
| seL4_Fault_tag::seL4_Fault_UnknownSyscall => { | ||
| assert!(length == seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_Length); | ||
| seL4_Fault_UnknownSyscall_Unpacked { | ||
| R0: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R0), | ||
| R1: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R1), | ||
| R2: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R2), | ||
| R3: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R3), | ||
| R4: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R4), | ||
| R5: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R5), | ||
| R6: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R6), | ||
| R7: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_R7), | ||
| FaultIP: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_FaultIP), | ||
| SP: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_SP), | ||
| LR: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_LR), | ||
| CPSR: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_CPSR), | ||
| Syscall: f(seL4_UnknownSyscall_Msg::seL4_UnknownSyscall_Syscall), | ||
| } | ||
| .unsplay() | ||
| } | ||
| seL4_Fault_tag::seL4_Fault_UserException => { | ||
| assert!(length == seL4_UserException_Msg::seL4_UserException_Length); | ||
| seL4_Fault_UserException_Unpacked { | ||
| FaultIP: f(seL4_UserException_Msg::seL4_UserException_FaultIP), | ||
| Stack: f(seL4_UserException_Msg::seL4_UserException_SP), | ||
| CPSR: f(seL4_UserException_Msg::seL4_UserException_CPSR), | ||
| Number: f(seL4_UserException_Msg::seL4_UserException_Number), | ||
| Code: f(seL4_UserException_Msg::seL4_UserException_Code), | ||
| } | ||
| .unsplay() | ||
| } | ||
| seL4_Fault_tag::seL4_Fault_VMFault => { | ||
| assert!(length == seL4_VMFault_Msg::seL4_VMFault_Length); | ||
| seL4_Fault_VMFault_Unpacked { | ||
| IP: f(seL4_VMFault_Msg::seL4_VMFault_IP), | ||
| Addr: f(seL4_VMFault_Msg::seL4_VMFault_Addr), | ||
| PrefetchFault: f(seL4_VMFault_Msg::seL4_VMFault_PrefetchFault), | ||
| FSR: f(seL4_VMFault_Msg::seL4_VMFault_FSR), | ||
| } | ||
| .unsplay() | ||
| } | ||
| #[sel4_cfg(ARM_HYPERVISOR_SUPPORT)] | ||
| seL4_Fault_tag::seL4_Fault_VGICMaintenance => { | ||
| assert!(length == seL4_VGICMaintenance_Msg::seL4_VGICMaintenance_Length); | ||
| seL4_Fault_VGICMaintenance_Unpacked { | ||
| IDX: f(seL4_VGICMaintenance_Msg::seL4_VGICMaintenance_IDX), | ||
| } | ||
| .unsplay() | ||
| } | ||
| #[sel4_cfg(ARM_HYPERVISOR_SUPPORT)] | ||
| seL4_Fault_tag::seL4_Fault_VCPUFault => { | ||
| assert!(length == seL4_VCPUFault_Msg::seL4_VCPUFault_Length); | ||
| seL4_Fault_VCPUFault_Unpacked { | ||
| HSR: f(seL4_VCPUFault_Msg::seL4_VCPUFault_HSR), | ||
| } | ||
| .unsplay() | ||
| } | ||
| #[sel4_cfg(ARM_HYPERVISOR_SUPPORT)] | ||
| seL4_Fault_tag::seL4_Fault_VPPIEvent => { | ||
| // TODO | ||
| // assert!(length == seL4_VPPIEvent_Msg::seL4_VPPIEvent_Length); | ||
| seL4_Fault_VPPIEvent_Unpacked { | ||
| irq: f(seL4_VPPIEvent_Msg::seL4_VPPIEvent_IRQ), | ||
| } | ||
| .unsplay() | ||
| } | ||
| _ => { | ||
| return None | ||
| } | ||
| } | ||
| }) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,175 @@ | ||
| use core::arch::asm; | ||
| use core::ffi::c_int; | ||
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| use sel4_config::sel4_cfg; | ||
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| use crate::{seL4_Word, seL4_MessageInfo}; | ||
| use super::sys_id_to_word; | ||
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| // NOTE: | ||
| // asm!() does not allow r6 to be used for input or output operands, because it's sometimes used by LLVM. | ||
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| pub fn sys_send( | ||
| sys: c_int, | ||
| dest: seL4_Word, | ||
| info_arg: seL4_MessageInfo, | ||
| mr0: seL4_Word, | ||
| mr1: seL4_Word, | ||
| mr2: seL4_Word, | ||
| mr3: seL4_Word, | ||
| ) { | ||
| unsafe { | ||
| asm!("swi 0", | ||
| in("r7") sys_id_to_word(sys), | ||
| in("r0") dest, | ||
| in("r1") info_arg.into_word(), | ||
| in("r2") mr0, | ||
| in("r3") mr1, | ||
| in("r4") mr2, | ||
| in("r5") mr3, | ||
| ); | ||
| } | ||
| } | ||
|
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| #[sel4_cfg(not(KERNEL_MCS))] | ||
| pub fn sys_reply( | ||
| sys: c_int, | ||
| info_arg: seL4_MessageInfo, | ||
| mr0: seL4_Word, | ||
| mr1: seL4_Word, | ||
| mr2: seL4_Word, | ||
| mr3: seL4_Word, | ||
| ) { | ||
| unsafe { | ||
| asm!("swi 0", | ||
| in("r7") sys_id_to_word(sys), | ||
| in("r1") info_arg.into_word(), | ||
| in("r2") mr0, | ||
| in("r3") mr1, | ||
| in("r4") mr2, | ||
| in("r5") mr3, | ||
| ); | ||
| } | ||
| } | ||
|
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| pub fn sys_send_null( | ||
| sys: c_int, | ||
| src: seL4_Word, | ||
| info_arg: seL4_MessageInfo, | ||
| ) { | ||
| unsafe { | ||
| asm!("swi 0", | ||
| in("r7") sys_id_to_word(sys), | ||
| in("r0") src, | ||
| in("r1") info_arg.into_word(), | ||
| ); | ||
| } | ||
| } | ||
|
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| pub fn sys_recv( | ||
| sys: c_int, | ||
| src: seL4_Word, | ||
| out_mr0: &mut seL4_Word, | ||
| out_mr1: &mut seL4_Word, | ||
| out_mr2: &mut seL4_Word, | ||
| out_mr3: &mut seL4_Word, | ||
| reply: seL4_Word, | ||
| ) -> (seL4_MessageInfo, seL4_Word) { | ||
| let out_info: seL4_Word; | ||
| let out_badge: seL4_Word; | ||
| unsafe { | ||
| asm!( | ||
| "mov r10, r6", | ||
| "mov r6, r9", | ||
| "swi 0", | ||
| "mov r6, r10", | ||
| in("r7") sys_id_to_word(sys), | ||
| inout("r0") src => out_badge, | ||
| out("r1") out_info, | ||
| out("r2") *out_mr0, | ||
| out("r3") *out_mr1, | ||
| out("r4") *out_mr2, | ||
| out("r5") *out_mr3, | ||
| in("r9") reply, | ||
| inout("r10") 0 => _, | ||
| ); | ||
| } | ||
| (seL4_MessageInfo::from_word(out_info), out_badge) | ||
| } | ||
|
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| pub fn sys_send_recv( | ||
| sys: c_int, | ||
| dest: seL4_Word, | ||
| info_arg: seL4_MessageInfo, | ||
| in_out_mr0: &mut seL4_Word, | ||
| in_out_mr1: &mut seL4_Word, | ||
| in_out_mr2: &mut seL4_Word, | ||
| in_out_mr3: &mut seL4_Word, | ||
| reply: seL4_Word, | ||
| ) -> (seL4_MessageInfo, seL4_Word) { | ||
| let out_info: seL4_Word; | ||
| let out_badge: seL4_Word; | ||
| unsafe { | ||
| asm!( | ||
| "mov r10, r6", | ||
| "mov r6, r9", | ||
| "swi 0", | ||
| "mov r6, r10", | ||
| in("r7") sys_id_to_word(sys), | ||
| inout("r0") dest => out_badge, | ||
| inout("r1") info_arg.into_word() => out_info, | ||
| inout("r2") *in_out_mr0, | ||
| inout("r3") *in_out_mr1, | ||
| inout("r4") *in_out_mr2, | ||
| inout("r5") *in_out_mr3, | ||
| in("r9") reply, | ||
| inout("r10") 0 => _, | ||
| ); | ||
| } | ||
| (seL4_MessageInfo::from_word(out_info), out_badge) | ||
| } | ||
|
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||
| #[sel4_cfg(KERNEL_MCS)] | ||
| pub fn sys_nb_send_recv( | ||
| sys: c_int, | ||
| dest: seL4_Word, | ||
| src: seL4_Word, | ||
| info_arg: seL4_MessageInfo, | ||
| in_out_mr0: &mut seL4_Word, | ||
| in_out_mr1: &mut seL4_Word, | ||
| in_out_mr2: &mut seL4_Word, | ||
| in_out_mr3: &mut seL4_Word, | ||
| reply: seL4_Word, | ||
| ) -> (seL4_MessageInfo, seL4_Word) { | ||
| let out_info: seL4_Word; | ||
| let out_badge: seL4_Word; | ||
| unsafe { | ||
| asm!( | ||
| "mov r10, r6", | ||
| "mov r6, r9", | ||
| "swi 0", | ||
| "mov r6, r10", | ||
| in("r7") sys_id_to_word(sys), | ||
| inout("r0") src => out_badge, | ||
| inout("r1") info_arg.into_word() => out_info, | ||
| inout("r2") *in_out_mr0, | ||
| inout("r3") *in_out_mr1, | ||
| inout("r4") *in_out_mr2, | ||
| inout("r5") *in_out_mr3, | ||
| in("r9") reply, | ||
| in("r8") dest, | ||
| inout("r10") 0 => _, | ||
| ); | ||
| } | ||
| (seL4_MessageInfo::from_word(out_info), out_badge) | ||
| } | ||
|
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| pub fn sys_null( | ||
| sys: c_int, | ||
| ) { | ||
| unsafe { | ||
| asm!("swi 0", | ||
| in("r7") sys_id_to_word(sys), | ||
| ); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
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@@ -410,7 +410,7 @@ sel4_cfg_if! { | |
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| sel4_cfg_if! { | ||
| if #[cfg(ENABLE_BENCHMARKS)] { | ||
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| // TODO | ||
| } | ||
| } | ||
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