From fb5d1190e820793a01bc37f1b4ef1eacdcc466ed Mon Sep 17 00:00:00 2001
From: Jorge Benjumea <dev@palebluecloud.com>
Date: Thu, 20 Apr 2023 19:21:58 -0700
Subject: [PATCH 1/4] Use root partition for Disk Usage calculation

---
 hardware/rpiInfo/rpiInfo.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/hardware/rpiInfo/rpiInfo.c b/hardware/rpiInfo/rpiInfo.c
index c1cd831..1454cfc 100644
--- a/hardware/rpiInfo/rpiInfo.c
+++ b/hardware/rpiInfo/rpiInfo.c
@@ -135,11 +135,11 @@ uint8_t get_hard_disk_memory(uint16_t *diskMemSize, uint16_t *useMemSize)
   uint8_t diskMembuff[10] = {0};
   uint8_t useMembuff[10] = {0};
   FILE *fd = NULL;
-  fd=popen("df -l | grep /dev/sda | awk '{printf \"%s\", $(2)}'","r"); 
+  fd=popen("df -l / | grep /dev/sda | awk '{printf \"%s\", $(2)}'","r"); 
   fgets(diskMembuff,sizeof(diskMembuff),fd);
   fclose(fd);
 
-  fd=popen("df -l | grep /dev/sda | awk '{printf \"%s\", $(3)}'","r"); 
+  fd=popen("df -l / | grep /dev/sda | awk '{printf \"%s\", $(3)}'","r"); 
   fgets(useMembuff,sizeof(useMembuff),fd);
   fclose(fd);
 
@@ -185,4 +185,4 @@ uint8_t get_cpu_message(void)
     syCpu = atoi(syCpubuff);
     return usCpu+syCpu;
   
-}
\ No newline at end of file
+}

From 89812d3533fa7bbc6d4163b33bc3fb6f6d31715c Mon Sep 17 00:00:00 2001
From: Jorge Benjumea <dev@palebluecloud.com>
Date: Wed, 5 Jul 2023 20:22:39 -0700
Subject: [PATCH 2/4] Use MemAvailable to calculate memory usage

---
 hardware/rpiInfo/rpiInfo.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hardware/rpiInfo/rpiInfo.c b/hardware/rpiInfo/rpiInfo.c
index 1454cfc..8241906 100644
--- a/hardware/rpiInfo/rpiInfo.c
+++ b/hardware/rpiInfo/rpiInfo.c
@@ -98,7 +98,7 @@ void get_cpu_memory(float *Totalram,float *freeram)
             {
              *Totalram=value/1000.0/1000.0;
             }
-            else if(strcmp(famer,"MemFree:")==0)
+            else if(strcmp(famer,"MemAvailable:")==0)
             {
               *freeram=value/1000.0/1000.0;
             }

From 6896ae039c2c987b8e9f3b8ca6c094b80dca5f6c Mon Sep 17 00:00:00 2001
From: Jorge Moreno Benjumea <dev@palebluecloud.com>
Date: Mon, 10 Jul 2023 17:18:15 -0700
Subject: [PATCH 3/4] Updated README with dependency instructions for Ubuntu

---
 README.md | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 8b26df6..0886e3f 100644
--- a/README.md
+++ b/README.md
@@ -19,7 +19,12 @@ sudo reboot
 ```
 **Wait for the system to restart**
 
-##  Clone SKU_RM0004 library 
+##  Ubuntu
+Install necessary dependencies to compile the project:
+```bash
+sudo apt install make gcc
+```
+##  Clone SKU_RM0004 library
 ```bash
 git clone https://github.com/UCTRONICS/SKU_RM0004.git
 ```

From 7319a5aa7ed84849c6051ad1af9868f15c837754 Mon Sep 17 00:00:00 2001
From: Jorge Moreno Benjumea <dev@palebluecloud.com>
Date: Fri, 17 Nov 2023 19:08:24 -0800
Subject: [PATCH 4/4] Added instructions for Home Assistant OS

---
 README.md | 38 ++++++++++++++++++++++++++++++++++----
 1 file changed, 34 insertions(+), 4 deletions(-)

diff --git a/README.md b/README.md
index 0886e3f..2afb108 100644
--- a/README.md
+++ b/README.md
@@ -19,28 +19,58 @@ sudo reboot
 ```
 **Wait for the system to restart**
 
-##  Ubuntu
+<br>
+
+##  Pre-Requisites
+### Ubuntu
 Install necessary dependencies to compile the project:
 ```bash
 sudo apt install make gcc
 ```
-##  Clone SKU_RM0004 library
+### Home Assistant
+```bash
+$ apk add make gcc musl-dev i2c-tools i2c-tools-dev linux-headers
+```
+
+##  Building
+###  Clone SKU_RM0004 library
 ```bash
 git clone https://github.com/UCTRONICS/SKU_RM0004.git
 ```
-## Compile 
+### Compile 
 ```bash
 cd SKU_RM0004
 make
 ```
-## Run 
+### Run 
 ```
 ./display
 ```
 
+## Installing
+
+### Ubuntu
+1. Create file `/etc/systemd/system/rpi-display.service`
+    ```
+    [Unit]
+    After=network.target
 
+    [Service]
+    ExecStart=/home/user/git/SKU_RM0004/display
 
+    [Install]
+    WantedBy=default.target
+    ```
+1. Create folder (if it doesn't exist):
+    ```
+    $ mkdir /etc/systemd/system/default.target.wants
+    ```
+1. Create soft link to service file:
+    ```
+    $ ln -s /etc/systemd/system/rpi-display.service /etc/systemd/system/default.target.wants/default.target.wants
+    ```
 
+### Others
 ## Add automatic start script
 **Open the rc.local file**
 ```bash