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-rw-r--r--.gitignore1
-rw-r--r--SConscript1
-rw-r--r--exti/SConscript21
-rw-r--r--exti/stm32_exti.h33
-rw-r--r--platforms/stm32/wb.yaml5
5 files changed, 61 insertions, 0 deletions
diff --git a/.gitignore b/.gitignore
index 42cb9aa..8db6560 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@ docs
# Generated source files:
ld_scripts/generated.ld
dma/dma.h
+exti/exti.h
gpio/gpio.h
interrupt/interrupt.h
interrupt/interrupt_enums.h
diff --git a/SConscript b/SConscript
index ab20f19..1d228cb 100644
--- a/SConscript
+++ b/SConscript
@@ -8,6 +8,7 @@ env.SConscript('ld_scripts/SConscript')
env.Append(
LIB_SOURCES = [
env.SConscript('dma/SConscript'),
+ env.SConscript('exti/SConscript'),
env.SConscript('gpio/SConscript'),
env.SConscript('interrupt/SConscript'),
env.SConscript('pwr/SConscript'),
diff --git a/exti/SConscript b/exti/SConscript
new file mode 100644
index 0000000..b620818
--- /dev/null
+++ b/exti/SConscript
@@ -0,0 +1,21 @@
+Import('env')
+
+headers = []
+instances = []
+sources = []
+aliases = {}
+
+periph = env['PLATFORM_SPEC'].get('periph', {})
+
+if 'stm32_exti' in periph:
+ headers.append('stm32_exti.h')
+ for name, data in periph['stm32_exti'].items():
+ instances.append({
+ 'type': 'STM32_EXTI_t<STM32_EXTI_reg_%s_t>' % data['type'],
+ 'name': name,
+ 'args': [data['offset']],
+ })
+
+env.Jinja2('exti.h', '../templates/periph_instances.h.j2', headers = headers, instances = instances, aliases = aliases)
+
+Return('sources')
diff --git a/exti/stm32_exti.h b/exti/stm32_exti.h
new file mode 100644
index 0000000..525a483
--- /dev/null
+++ b/exti/stm32_exti.h
@@ -0,0 +1,33 @@
+#pragma once
+
+#include <mmio/mmio.h>
+
+struct STM32_EXTI_reg_wb_t {
+ volatile uint32_t RTSR1;
+ volatile uint32_t FTSR1;
+ volatile uint32_t SWIER1;
+ volatile uint32_t PR1;
+ uint32_t _reserved1[4];
+ volatile uint32_t RTSR2;
+ volatile uint32_t FTSR2;
+ volatile uint32_t SWIER2;
+ volatile uint32_t PR2;
+ uint32_t _reserved2[20];
+ volatile uint32_t IMR1;
+ volatile uint32_t EMR1;
+ uint32_t _reserved3[2];
+ volatile uint32_t IMR2;
+ volatile uint32_t EMR2;
+ uint32_t _reserved4[10];
+ volatile uint32_t C2IMR1;
+ volatile uint32_t C2EMR1;
+ uint32_t _reserved5[2];
+ volatile uint32_t C2IMR2;
+ volatile uint32_t C2EMR2;
+};
+
+template <typename T>
+class STM32_EXTI_t : public mmio_ptr<T> {
+ public:
+ using mmio_ptr<T>::ptr;
+};
diff --git a/platforms/stm32/wb.yaml b/platforms/stm32/wb.yaml
index 314b729..5fdb127 100644
--- a/platforms/stm32/wb.yaml
+++ b/platforms/stm32/wb.yaml
@@ -41,6 +41,11 @@
type: v1
offset: 0x40020800
+ stm32_exti:
+ EXTI:
+ type: wb
+ offset: 0x58000800
+
stm32_flash:
FLASH:
type: wb