From 8e653ebd440cf0bdeb932ac45468589d143c9425 Mon Sep 17 00:00:00 2001
From: BlackMark <me@blackmark.me>
Date: Sat, 16 May 2020 16:00:27 +0200
Subject: [PATCH] Add default init for registers

---
 flags.hpp     |  2 +-
 registers.hpp | 34 +++++++++++++++++-----------------
 2 files changed, 18 insertions(+), 18 deletions(-)

diff --git a/flags.hpp b/flags.hpp
index 12d58c8..2372953 100644
--- a/flags.hpp
+++ b/flags.hpp
@@ -9,7 +9,7 @@ struct [[gnu::packed]] FlagsImpl
 {
 	static_assert(sizeof(FlagsT) == sizeof(uint8_t), "Must use uint8_t enum class flags");
 
-	uint8_t data;
+	uint8_t data = 0;
 	using Flags = FlagsT;
 
 	FlagsImpl() : data(0) {}
diff --git a/registers.hpp b/registers.hpp
index b1d83c8..2009047 100644
--- a/registers.hpp
+++ b/registers.hpp
@@ -100,13 +100,13 @@ static inline void setEncodedDate(uint8_t &reg, const uint8_t &value)
 
 struct [[gnu::packed]] TimeReg
 {
-	uint8_t seconds;
-	uint8_t minutes;
-	uint8_t hours;
-	uint8_t day;
-	uint8_t date;
-	uint8_t month_century;
-	uint8_t year;
+	uint8_t seconds = 0;
+	uint8_t minutes = 0;
+	uint8_t hours = 0;
+	uint8_t day = 0;
+	uint8_t date = 0;
+	uint8_t month_century = 0;
+	uint8_t year = 0;
 
 	//////////////////////////////////////////////////////////////////////////
 
@@ -189,10 +189,10 @@ static_assert(sizeof(TimeReg) == 7, "Invalid time register size");
 
 struct [[gnu::packed]] Alarm1Reg
 {
-	uint8_t seconds;
-	uint8_t minutes;
-	uint8_t hours;
-	uint8_t day_date;
+	uint8_t seconds = 0;
+	uint8_t minutes = 0;
+	uint8_t hours = 0;
+	uint8_t day_date = 0;
 
 	enum class AlarmRate {
 		ONCE_PER_S = 0b1111,
@@ -284,9 +284,9 @@ static_assert(sizeof(Alarm1Reg) == 4, "Invalid alarm1 register size");
 
 struct [[gnu::packed]] Alarm2Reg
 {
-	uint8_t minutes;
-	uint8_t hours;
-	uint8_t day_date;
+	uint8_t minutes = 0;
+	uint8_t hours = 0;
+	uint8_t day_date = 0;
 
 	enum class AlarmRate {
 		ONCE_PER_M = 0b111,
@@ -397,7 +397,7 @@ static_assert(sizeof(ControlStatusReg) == 1, "Invalid control/status register si
 
 struct [[gnu::packed]] AgingOffsetReg
 {
-	uint8_t data;
+	uint8_t data = 0;
 };
 
 static_assert(sizeof(AgingOffsetReg) == 1, "Invalid aging offset register size");
@@ -406,8 +406,8 @@ static_assert(sizeof(AgingOffsetReg) == 1, "Invalid aging offset register size")
 
 struct [[gnu::packed]] TempReg
 {
-	uint8_t msb_temp;
-	uint8_t lsb_temp;
+	uint8_t msb_temp = 0;
+	uint8_t lsb_temp = 0;
 };
 
 static_assert(sizeof(TempReg) == 2, "Invalid temperature register size");