initial stm32u3 support

d

@@ -4,7 +4,7 @@ set -e
 cd $(dirname $0)
 
 CMD=$1
-REV=db4473fae6a41fcad7f5c824dcaadba3a6e060e9
+REV=6069ecbad229a1c5354b0e1274ec2ea0132d7d31
 shift
 
 case "$CMD" in

data/header_map.yaml

@@ -193,3 +193,4 @@ STM32G491xx: STM32G491xx
 STM32G4A1xx: STM32G4A1xx
 STM32GBK1CB: STM32GBK1CB
 STM32U5xx: STM32U5A5, STM32U5A9, STM32U535, STM32U545, STM32U575, STM32U585, STM32U595, STM32U599
+STM32U3xx: STM32U375, STM32U385

data/registers/exti_u3.yaml

@@ -0,0 +1,196 @@
+block/EXTI:
+    description: EXTI address block description.
+    items:
+        - name: RTSR1
+          description: EXTI rising trigger selection register.
+          byte_offset: 0
+          fieldset: RTSR1
+        - name: FTSR1
+          description: EXTI falling trigger selection register.
+          byte_offset: 4
+          fieldset: FTSR1
+        - name: SWIER1
+          description: EXTI software interrupt event register.
+          byte_offset: 8
+          fieldset: SWIER1
+        - name: RPR1
+          description: EXTI rising edge pending register.
+          byte_offset: 12
+          fieldset: RPR1
+        - name: FPR1
+          description: EXTI falling edge pending register.
+          byte_offset: 16
+          fieldset: FPR1
+        - name: SECCFGR1
+          description: EXTI security configuration register.
+          byte_offset: 20
+          fieldset: SECCFGR1
+        - name: PRIVCFGR1
+          description: EXTI privilege configuration register.
+          byte_offset: 24
+          fieldset: PRIVCFGR1
+        - name: EXTICR1
+          description: EXTI external interrupt selection register.
+          byte_offset: 96
+          fieldset: EXTICR1
+        - name: EXTICR2
+          description: EXTI external interrupt selection register.
+          byte_offset: 100
+          fieldset: EXTICR2
+        - name: EXTICR3
+          description: EXTI external interrupt selection register.
+          byte_offset: 104
+          fieldset: EXTICR3
+        - name: EXTICR4
+          description: EXTI external interrupt selection register.
+          byte_offset: 108
+          fieldset: EXTICR4
+        - name: LOCKR
+          description: EXTI lock register.
+          byte_offset: 112
+          fieldset: LOCKR
+        - name: IMR1
+          description: EXTI CPU wake-up with interrupt mask register.
+          byte_offset: 128
+          fieldset: IMR1
+        - name: EMR1
+          description: EXTI CPU wake-up with event mask register.
+          byte_offset: 132
+          fieldset: EMR1
+fieldset/EMR1:
+    description: EXTI CPU wake-up with event mask register.
+    fields:
+        - name: EM
+          description: CPU wake-up with event generation mask on event input i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/EXTICR1:
+    description: EXTI external interrupt selection register.
+    fields:
+        - name: EXTI
+          description: None.
+          bit_offset: 0
+          bit_size: 8
+          array:
+              len: 4
+              stride: 8
+fieldset/EXTICR2:
+    description: EXTI external interrupt selection register.
+    fields:
+        - name: EXTI
+          description: None.
+          bit_offset: 0
+          bit_size: 8
+          array:
+              len: 4
+              stride: 8
+fieldset/EXTICR3:
+    description: EXTI external interrupt selection register.
+    fields:
+        - name: EXTI
+          description: None.
+          bit_offset: 0
+          bit_size: 8
+          array:
+              len: 4
+              stride: 8
+fieldset/EXTICR4:
+    description: EXTI external interrupt selection register.
+    fields:
+        - name: EXTI
+          description: None.
+          bit_offset: 0
+          bit_size: 8
+          array:
+              len: 4
+              stride: 8
+fieldset/FPR1:
+    description: EXTI falling edge pending register.
+    fields:
+        - name: FPIF
+          description: configurable event inputs i falling edge pending bit.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/FTSR1:
+    description: EXTI falling trigger selection register.
+    fields:
+        - name: FT
+          description: Falling trigger event configuration bit of configurable event input i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/IMR1:
+    description: EXTI CPU wake-up with interrupt mask register.
+    fields:
+        - name: IM
+          description: CPU wake-up with interrupt mask on event input i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/LOCKR:
+    description: EXTI lock register.
+    fields:
+        - name: LOCK
+          description: Global security and privilege configuration registers (SECCFGR and PRIVCFGR) lock.
+          bit_offset: 0
+          bit_size: 1
+fieldset/PRIVCFGR1:
+    description: EXTI privilege configuration register.
+    fields:
+        - name: PRIV
+          description: Security enable on event input i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/RPR1:
+    description: EXTI rising edge pending register.
+    fields:
+        - name: RPIF
+          description: Configurable event input i rising edge pending bit.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/RTSR1:
+    description: EXTI rising trigger selection register.
+    fields:
+        - name: RT
+          description: Rising trigger event configuration bit of configurable event input i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/SECCFGR1:
+    description: EXTI security configuration register.
+    fields:
+        - name: SEC
+          description: Security enable on event input i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1
+fieldset/SWIER1:
+    description: EXTI software interrupt event register.
+    fields:
+        - name: SWI
+          description: Software interrupt on event i.
+          bit_offset: 0
+          bit_size: 1
+          array:
+              len: 23
+              stride: 1