lpc55_pac/hashcrypt/
memctrl.rs

1#[doc = "Register `MEMCTRL` reader"]
2pub struct R(crate::R<MEMCTRL_SPEC>);
3impl core::ops::Deref for R {
4    type Target = crate::R<MEMCTRL_SPEC>;
5    #[inline(always)]
6    fn deref(&self) -> &Self::Target {
7        &self.0
8    }
9}
10impl From<crate::R<MEMCTRL_SPEC>> for R {
11    #[inline(always)]
12    fn from(reader: crate::R<MEMCTRL_SPEC>) -> Self {
13        R(reader)
14    }
15}
16#[doc = "Register `MEMCTRL` writer"]
17pub struct W(crate::W<MEMCTRL_SPEC>);
18impl core::ops::Deref for W {
19    type Target = crate::W<MEMCTRL_SPEC>;
20    #[inline(always)]
21    fn deref(&self) -> &Self::Target {
22        &self.0
23    }
24}
25impl core::ops::DerefMut for W {
26    #[inline(always)]
27    fn deref_mut(&mut self) -> &mut Self::Target {
28        &mut self.0
29    }
30}
31impl From<crate::W<MEMCTRL_SPEC>> for W {
32    #[inline(always)]
33    fn from(writer: crate::W<MEMCTRL_SPEC>) -> Self {
34        W(writer)
35    }
36}
37#[doc = "Enables mastering.\n\nValue on reset: 0"]
38#[derive(Clone, Copy, Debug, PartialEq)]
39pub enum MASTER_A {
40    #[doc = "0: Mastering is not used and the normal DMA or Interrupt based model is used with INDATA."]
41    NOT_USED = 0,
42    #[doc = "1: Mastering is enabled and DMA and INDATA should not be used."]
43    ENABLED = 1,
44}
45impl From<MASTER_A> for bool {
46    #[inline(always)]
47    fn from(variant: MASTER_A) -> Self {
48        variant as u8 != 0
49    }
50}
51#[doc = "Field `MASTER` reader - Enables mastering."]
52pub struct MASTER_R(crate::FieldReader<bool, MASTER_A>);
53impl MASTER_R {
54    #[inline(always)]
55    pub(crate) fn new(bits: bool) -> Self {
56        MASTER_R(crate::FieldReader::new(bits))
57    }
58    #[doc = r"Get enumerated values variant"]
59    #[inline(always)]
60    pub fn variant(&self) -> MASTER_A {
61        match self.bits {
62            false => MASTER_A::NOT_USED,
63            true => MASTER_A::ENABLED,
64        }
65    }
66    #[doc = "Checks if the value of the field is `NOT_USED`"]
67    #[inline(always)]
68    pub fn is_not_used(&self) -> bool {
69        **self == MASTER_A::NOT_USED
70    }
71    #[doc = "Checks if the value of the field is `ENABLED`"]
72    #[inline(always)]
73    pub fn is_enabled(&self) -> bool {
74        **self == MASTER_A::ENABLED
75    }
76}
77impl core::ops::Deref for MASTER_R {
78    type Target = crate::FieldReader<bool, MASTER_A>;
79    #[inline(always)]
80    fn deref(&self) -> &Self::Target {
81        &self.0
82    }
83}
84#[doc = "Field `MASTER` writer - Enables mastering."]
85pub struct MASTER_W<'a> {
86    w: &'a mut W,
87}
88impl<'a> MASTER_W<'a> {
89    #[doc = r"Writes `variant` to the field"]
90    #[inline(always)]
91    pub fn variant(self, variant: MASTER_A) -> &'a mut W {
92        self.bit(variant.into())
93    }
94    #[doc = "Mastering is not used and the normal DMA or Interrupt based model is used with INDATA."]
95    #[inline(always)]
96    pub fn not_used(self) -> &'a mut W {
97        self.variant(MASTER_A::NOT_USED)
98    }
99    #[doc = "Mastering is enabled and DMA and INDATA should not be used."]
100    #[inline(always)]
101    pub fn enabled(self) -> &'a mut W {
102        self.variant(MASTER_A::ENABLED)
103    }
104    #[doc = r"Sets the field bit"]
105    #[inline(always)]
106    pub fn set_bit(self) -> &'a mut W {
107        self.bit(true)
108    }
109    #[doc = r"Clears the field bit"]
110    #[inline(always)]
111    pub fn clear_bit(self) -> &'a mut W {
112        self.bit(false)
113    }
114    #[doc = r"Writes raw bits to the field"]
115    #[inline(always)]
116    pub fn bit(self, value: bool) -> &'a mut W {
117        self.w.bits = (self.w.bits & !0x01) | (value as u32 & 0x01);
118        self.w
119    }
120}
121#[doc = "Field `COUNT` reader - Number of 512-bit (128-bit if AES, except 1st block which may include key and IV) blocks to copy starting at MEMADDR. This register will decrement after each block is copied, ending in 0. For Hash, the DIGEST interrupt will occur when it reaches 0. Fro AES, the DIGEST/OUTDATA interrupt will occur on ever block. If a bus error occurs, it will stop with this field set to the block that failed. 0:Done - nothing to process. 1 to 2K: Number of 512-bit (or 128bit) blocks to hash."]
122pub struct COUNT_R(crate::FieldReader<u16, u16>);
123impl COUNT_R {
124    #[inline(always)]
125    pub(crate) fn new(bits: u16) -> Self {
126        COUNT_R(crate::FieldReader::new(bits))
127    }
128}
129impl core::ops::Deref for COUNT_R {
130    type Target = crate::FieldReader<u16, u16>;
131    #[inline(always)]
132    fn deref(&self) -> &Self::Target {
133        &self.0
134    }
135}
136#[doc = "Field `COUNT` writer - Number of 512-bit (128-bit if AES, except 1st block which may include key and IV) blocks to copy starting at MEMADDR. This register will decrement after each block is copied, ending in 0. For Hash, the DIGEST interrupt will occur when it reaches 0. Fro AES, the DIGEST/OUTDATA interrupt will occur on ever block. If a bus error occurs, it will stop with this field set to the block that failed. 0:Done - nothing to process. 1 to 2K: Number of 512-bit (or 128bit) blocks to hash."]
137pub struct COUNT_W<'a> {
138    w: &'a mut W,
139}
140impl<'a> COUNT_W<'a> {
141    #[doc = r"Writes raw bits to the field"]
142    #[inline(always)]
143    pub unsafe fn bits(self, value: u16) -> &'a mut W {
144        self.w.bits = (self.w.bits & !(0x07ff << 16)) | ((value as u32 & 0x07ff) << 16);
145        self.w
146    }
147}
148impl R {
149    #[doc = "Bit 0 - Enables mastering."]
150    #[inline(always)]
151    pub fn master(&self) -> MASTER_R {
152        MASTER_R::new((self.bits & 0x01) != 0)
153    }
154    #[doc = "Bits 16:26 - Number of 512-bit (128-bit if AES, except 1st block which may include key and IV) blocks to copy starting at MEMADDR. This register will decrement after each block is copied, ending in 0. For Hash, the DIGEST interrupt will occur when it reaches 0. Fro AES, the DIGEST/OUTDATA interrupt will occur on ever block. If a bus error occurs, it will stop with this field set to the block that failed. 0:Done - nothing to process. 1 to 2K: Number of 512-bit (or 128bit) blocks to hash."]
155    #[inline(always)]
156    pub fn count(&self) -> COUNT_R {
157        COUNT_R::new(((self.bits >> 16) & 0x07ff) as u16)
158    }
159}
160impl W {
161    #[doc = "Bit 0 - Enables mastering."]
162    #[inline(always)]
163    pub fn master(&mut self) -> MASTER_W {
164        MASTER_W { w: self }
165    }
166    #[doc = "Bits 16:26 - Number of 512-bit (128-bit if AES, except 1st block which may include key and IV) blocks to copy starting at MEMADDR. This register will decrement after each block is copied, ending in 0. For Hash, the DIGEST interrupt will occur when it reaches 0. Fro AES, the DIGEST/OUTDATA interrupt will occur on ever block. If a bus error occurs, it will stop with this field set to the block that failed. 0:Done - nothing to process. 1 to 2K: Number of 512-bit (or 128bit) blocks to hash."]
167    #[inline(always)]
168    pub fn count(&mut self) -> COUNT_W {
169        COUNT_W { w: self }
170    }
171    #[doc = "Writes raw bits to the register."]
172    #[inline(always)]
173    pub unsafe fn bits(&mut self, bits: u32) -> &mut Self {
174        self.0.bits(bits);
175        self
176    }
177}
178#[doc = "Setup Master to access memory (if available)\n\nThis register you can [`read`](crate::generic::Reg::read), [`write_with_zero`](crate::generic::Reg::write_with_zero), [`reset`](crate::generic::Reg::reset), [`write`](crate::generic::Reg::write), [`modify`](crate::generic::Reg::modify). See [API](https://docs.rs/svd2rust/#read--modify--write-api).\n\nFor information about available fields see [memctrl](index.html) module"]
179pub struct MEMCTRL_SPEC;
180impl crate::RegisterSpec for MEMCTRL_SPEC {
181    type Ux = u32;
182}
183#[doc = "`read()` method returns [memctrl::R](R) reader structure"]
184impl crate::Readable for MEMCTRL_SPEC {
185    type Reader = R;
186}
187#[doc = "`write(|w| ..)` method takes [memctrl::W](W) writer structure"]
188impl crate::Writable for MEMCTRL_SPEC {
189    type Writer = W;
190}
191#[doc = "`reset()` method sets MEMCTRL to value 0"]
192impl crate::Resettable for MEMCTRL_SPEC {
193    #[inline(always)]
194    fn reset_value() -> Self::Ux {
195        0
196    }
197}