1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
// SPDX-License-Identifier: Apache-2.0 OR MIT // // Copyright (c) 2018-2020 by the author(s) // // Author(s): // - Andre Richter <andre.o.richter@gmail.com> //! Interrupt Mask Bits //! //! Allows access to the interrupt mask bits. use register::{cpu::RegisterReadWrite, register_bitfields}; register_bitfields! {u32, pub DAIF [ /// Process state D mask. The possible values of this bit are: /// /// 0 Watchpoint, Breakpoint, and Software Step exceptions targeted at the current Exception /// level are not masked. /// /// 1 Watchpoint, Breakpoint, and Software Step exceptions targeted at the current Exception /// level are masked. /// /// When the target Exception level of the debug exception is higher than the current /// Exception level, the exception is not masked by this bit. /// /// When this register has an architecturally-defined reset value, this field resets to 1. D OFFSET(9) NUMBITS(1) [ Unmasked = 0, Masked = 1 ], /// SError interrupt mask bit. The possible values of this bit are: /// /// 0 Exception not masked. /// 1 Exception masked. /// /// When this register has an architecturally-defined reset value, this field resets to 1. A OFFSET(8) NUMBITS(1) [ Unmasked = 0, Masked = 1 ], /// IRQ mask bit. The possible values of this bit are: /// /// 0 Exception not masked. /// 1 Exception masked. /// /// When this register has an architecturally-defined reset value, this field resets to 1. I OFFSET(7) NUMBITS(1) [ Unmasked = 0, Masked = 1 ], /// FIQ mask bit. The possible values of this bit are: /// /// 0 Exception not masked. /// 1 Exception masked. /// /// When this register has an architecturally-defined reset value, this field resets to 1. F OFFSET(6) NUMBITS(1) [ Unmasked = 0, Masked = 1 ] ] } pub struct Reg; impl RegisterReadWrite<u32, DAIF::Register> for Reg { sys_coproc_read_raw!(u32, "DAIF"); sys_coproc_write_raw!(u32, "DAIF"); } pub static DAIF: Reg = Reg {};