From dbfd1906539c6392fa4ab82d0e4584333fa0d232 Mon Sep 17 00:00:00 2001
From: SirSydom <com@sirsydom.de>
Date: Mon, 14 Feb 2022 23:14:46 +0100
Subject: [PATCH] rolled back linux plattform to eeprom

---
 src/linux_platform.cpp | 27 ++++++++++++++-------------
 src/linux_platform.h   |  4 ++--
 2 files changed, 16 insertions(+), 15 deletions(-)

diff --git a/src/linux_platform.cpp b/src/linux_platform.cpp
index b1ff65f..4ad15b3 100644
--- a/src/linux_platform.cpp
+++ b/src/linux_platform.cpp
@@ -1,15 +1,5 @@
 #include "linux_platform.h"
 #ifdef __linux__
-
-#include "knx/device_object.h"
-#include "knx/address_table_object.h"
-#include "knx/association_table_object.h"
-#include "knx/group_object_table_object.h"
-#include "knx/application_program_object.h"
-#include "knx/ip_parameter_object.h"
-#include "knx/bits.h"
-#include "knx/ip_host_protocol_address_information.h"
-
 #include <cstdio>
 #include <string>
 #include <cstring>
@@ -38,6 +28,15 @@
 #include <poll.h>             // Needed for GPIO edge detection
 #include <sys/time.h>         // Needed for delayMicroseconds()
 
+#include "knx/device_object.h"
+#include "knx/address_table_object.h"
+#include "knx/association_table_object.h"
+#include "knx/group_object_table_object.h"
+#include "knx/application_program_object.h"
+#include "knx/ip_parameter_object.h"
+#include "knx/bits.h"
+#include "knx/ip_host_protocol_address_information.h"
+
 #define MAX_MEM 4096
 
 LinuxPlatform::LinuxPlatform()
@@ -266,15 +265,15 @@ int LinuxPlatform::readBytesMultiCast(uint8_t* buffer, uint16_t maxLen)
     return len;
 }
 
-uint8_t* LinuxPlatform::getNonVolatileMemoryStart()
+uint8_t* LinuxPlatform::getEepromBuffer(uint16_t size)
 {
     if (_fd < 0)
         doMemoryMapping();
 
-    return _mappedFile;
+    return _mappedFile + 2;
 }
 
-void LinuxPlatform::commitNonVolatileMemory()
+void LinuxPlatform::commitToEeprom()
 {
     if (_fd < 0)
         doMemoryMapping();
@@ -314,6 +313,8 @@ void LinuxPlatform::doMemoryMapping()
     if (addr[0] != 0xAF || addr[1] != 0xFE)
     {
         memset(addr, 0, FLASHSIZE);
+        addr[0] = 0xAF;
+        addr[1] = 0xFE;
     }
 
     if (addr == MAP_FAILED)
diff --git a/src/linux_platform.h b/src/linux_platform.h
index 9eb0723..0ec9bb9 100644
--- a/src/linux_platform.h
+++ b/src/linux_platform.h
@@ -55,8 +55,8 @@ public:
     int readWriteSpi (uint8_t *data, size_t len) override;
 
     //memory
-    uint8_t* getNonVolatileMemoryStart() override;
-    void commitNonVolatileMemory() override;
+    uint8_t* getEepromBuffer(uint16_t size) override;
+    void commitToEeprom() override;
     void cmdlineArgs(int argc, char** argv);
 
   private: