From 1cf4c02039c123cc0f16b82ae7e65aac75bc78e5 Mon Sep 17 00:00:00 2001
From: steve <jscrane@gmail.com>
Date: Wed, 15 Nov 2023 18:22:28 +0000
Subject: [PATCH] fix warnings

---
 flash_filer.cpp | 4 +++-
 pia.h           | 6 +++---
 ps2drv.cpp      | 2 +-
 3 files changed, 7 insertions(+), 5 deletions(-)

diff --git a/flash_filer.cpp b/flash_filer.cpp
index f4fdbd2..877291c 100644
--- a/flash_filer.cpp
+++ b/flash_filer.cpp
@@ -84,7 +84,6 @@ void flash_filer::stop()
 
 const char *flash_filer::advance() {
 #if defined(USE_SPIFFS) || defined(USE_LITTLEFS)
-	bool rewound = false;
 	files[_current].close();
 #if defined(USE_LITTLEFS)
 	static char buf[32];
@@ -98,6 +97,7 @@ const char *flash_filer::advance() {
 	strncpy(buf, dir.fileName().c_str(), sizeof(buf));
 	return buf;
 #else
+	bool rewound = false;
 	while (true) {
 		files[_current] = dir.openNextFile();
 		if (files[_current]) {
@@ -126,9 +126,11 @@ const char *flash_filer::rewind() {
 }
 
 #if !defined(NO_CHECKPOINT)
+#if defined(USE_SPIFFS)
 static char buf[32];
 static char chkpt[] = { "CHKPOINT" };
 static int cpid = 0;
+#endif
 
 const char *flash_filer::checkpoint() {
 #if defined(USE_SPIFFS)
diff --git a/pia.h b/pia.h
index 4b13a0d..78f3e77 100644
--- a/pia.h
+++ b/pia.h
@@ -5,9 +5,9 @@
 // https://en.wikipedia.org/wiki/Peripheral_Interface_Adapter
 class PIA {
 public:
-	PIA(): outb(0), inb(0), crb(0), outa(0), ina(0), cra(0), ddrb(0), ddra(0),
-		ca1(false), ca2(false), cb1(false), cb2(false),
-		irq_a1(false), irq_a2(false), irq_b1(false), irq_b2(false) {}
+	PIA(): cra(0), ina(0), outa(0), ddra(0), crb(0), inb(0), outb(0), ddrb(0),
+		ca1(false), ca2(false), irq_a1(false), irq_a2(false),
+		cb1(false), cb2(false), irq_b1(false), irq_b2(false) {}
 
 	virtual void reset() {
 		outb = inb = crb = ddrb = outa = ina = cra = ddra = 0;
diff --git a/ps2drv.cpp b/ps2drv.cpp
index 17a74d3..8539615 100644
--- a/ps2drv.cpp
+++ b/ps2drv.cpp
@@ -11,7 +11,7 @@ static uint8_t DataPin;
 
 // The ISR for the external interrupt
 #if defined(ESP32) || defined(ESP8266)
-ICACHE_RAM_ATTR
+IRAM_ATTR
 #endif
 void ps2interrupt(void)
 {