1use kernel::platform::chip::Chip;
6use kernel::platform::chip::InterruptService;
7
8use crate::{cpuss, gpio, hsiom, peri, scb, srss, tcpwm};
9use cortexm0p::{CortexM0P, CortexMVariant};
10
11pub struct Psoc62xa<'a, I: InterruptService + 'a> {
12 mpu: cortexm0p::mpu::MPU,
13 userspace_kernel_boundary: cortexm0p::syscall::SysCall,
14 interrupt_service: &'a I,
15}
16
17impl<'a, I: InterruptService> Psoc62xa<'a, I> {
18 pub fn new(interrupt_service: &'a I) -> Self {
19 Self {
20 mpu: unsafe { cortexm0p::mpu::new() },
21 userspace_kernel_boundary: unsafe { cortexm0p::syscall::SysCall::new() },
22 interrupt_service,
23 }
24 }
25}
26
27impl<I: InterruptService> Chip for Psoc62xa<'_, I> {
28 type MPU = cortexm0p::mpu::MPU;
29 type UserspaceKernelBoundary = cortexm0p::syscall::SysCall;
30
31 fn mpu(&self) -> &Self::MPU {
32 &self.mpu
33 }
34
35 fn sleep(&self) {
36 unsafe {
37 cortexm0p::support::wfi();
38 }
39 }
40
41 unsafe fn atomic<F, R>(&self, f: F) -> R
42 where
43 F: FnOnce() -> R,
44 {
45 cortexm0p::support::atomic(f)
46 }
47
48 unsafe fn print_state(&self, writer: &mut dyn core::fmt::Write) {
49 CortexM0P::print_cortexm_state(writer);
50 }
51
52 fn userspace_kernel_boundary(&self) -> &Self::UserspaceKernelBoundary {
53 &self.userspace_kernel_boundary
54 }
55
56 fn has_pending_interrupts(&self) -> bool {
57 unsafe { cortexm0p::nvic::has_pending() }
58 }
59
60 fn service_pending_interrupts(&self) {
61 unsafe {
62 while let Some(interrupt) = cortexm0p::nvic::next_pending() {
63 if !self.interrupt_service.service_interrupt(interrupt) {
64 panic!("unhandled interrupt {}", interrupt);
65 }
66 let n = cortexm0p::nvic::Nvic::new(interrupt);
67 n.clear_pending();
68 n.enable();
69 }
70 while let Some(interrupt) = cortexm0p::nvic::next_pending() {
71 let nvic = cortexm0p::nvic::Nvic::new(interrupt);
72 nvic.clear_pending();
73 nvic.enable();
74 }
75 }
76 }
77}
78
79pub struct PsoC62xaDefaultPeripherals<'a> {
80 pub cpuss: cpuss::Cpuss,
81 pub gpio: gpio::PsocPins<'a>,
82 pub hsiom: hsiom::Hsiom,
83 pub peri: peri::Peri,
84 pub scb: scb::Scb<'a>,
85 pub srss: srss::Srss,
86 pub tcpwm: tcpwm::Tcpwm0<'a>,
87}
88
89impl PsoC62xaDefaultPeripherals<'_> {
90 pub fn new() -> Self {
91 Self {
92 cpuss: cpuss::Cpuss::new(),
93 gpio: gpio::PsocPins::new(),
94 hsiom: hsiom::Hsiom::new(),
95 peri: peri::Peri::new(),
96 scb: scb::Scb::new(),
97 srss: srss::Srss::new(),
98 tcpwm: tcpwm::Tcpwm0::new(),
99 }
100 }
101}
102
103impl InterruptService for PsoC62xaDefaultPeripherals<'_> {
104 unsafe fn service_interrupt(&self, interrupt: u32) -> bool {
105 match interrupt {
106 0 => {
107 self.scb.handle_interrupt();
108 self.tcpwm.handle_interrupt();
109 }
110 1 => {
111 self.gpio.handle_interrupt();
115 }
116 _ => return false,
117 }
118 true
119 }
120}