From 32df2ae55601f1ad135247ad79a913514d018032 Mon Sep 17 00:00:00 2001
From: Karl Palsson <karlp@tweak.net.au>
Date: Fri, 21 Jan 2022 21:30:00 +0000
Subject: stm32_ipcc: helper methods to ease porting ST code
Make it a litle easier to read for some bits that are constantly
checked.
Signed-off-by: Karl Palsson <karlp@tweak.net.au>
---
wpan/stm32_ipcc.h | 32 ++++++++++++++++++++++++++++++++
1 file changed, 32 insertions(+)
(limited to 'wpan')
diff --git a/wpan/stm32_ipcc.h b/wpan/stm32_ipcc.h
index e264d8b..c631ecf 100644
--- a/wpan/stm32_ipcc.h
+++ b/wpan/stm32_ipcc.h
@@ -19,4 +19,36 @@ template <typename T>
class STM32_IPCC_t : public mmio_ptr<T> {
public:
using mmio_ptr<T>::ptr;
+
+ bool tx_pending(uint32_t channel) const {
+ bool unmasked = ~(ptr()->C1MR) & ((1<<channel) << 16);
+ return unmasked && (!(ptr()->C1TOC2SR & (1<<channel)));
+ }
+
+ bool rx_pending(uint32_t channel) const {
+ bool unmasked = ~(ptr()->C1MR) & (1<<channel);
+ return unmasked && (ptr()->C2TOC1SR & (1<<channel));
+ }
+
+ void c1_set_flag(const uint32_t channel) const {
+ ptr()->C1SCR = (1<<channel) << 16;
+ }
+ void c1_clear_flag(const uint32_t channel) const {
+ ptr()->C1SCR = (1<<channel);
+ }
+
+ void enable_rx(const uint32_t channel) const {
+ ptr()->C1MR &= ~(1<<channel);
+ }
+ void disable_rx(const uint32_t channel) const {
+ ptr()->C1MR |= (1<<channel);
+ }
+
+ void enable_tx(const uint32_t channel) const {
+ ptr()->C1MR &= ~((1<<channel) << 16);
+ }
+ void disable_tx(const uint32_t channel) const {
+ ptr()->C1MR |= (1<<channel) << 16;
+ }
+
};
--
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