From 09a9d099bc58c3bd6457bf93c9183e702a5ff97a Mon Sep 17 00:00:00 2001
From: Nick Van Doorn <vandoorn.nick@gmail.com>
Date: Tue, 24 Apr 2018 13:51:05 -0700
Subject: Initial commit

---
 .gitignore          |  6 ++++++
 main/Component.cdef | 11 +++++++++++
 main/main.c         | 52 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 setup.adef          | 21 +++++++++++++++++++++
 4 files changed, 90 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 main/Component.cdef
 create mode 100644 main/main.c
 create mode 100644 setup.adef

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..4b94fee
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,6 @@
+*.update
+_build**
+.DS_Store
+legato
+.repo
+.AppleDouble
diff --git a/main/Component.cdef b/main/Component.cdef
new file mode 100644
index 0000000..fb206ea
--- /dev/null
+++ b/main/Component.cdef
@@ -0,0 +1,11 @@
+cflags:
+{
+  -std=c99
+  -I$BRNKL_ROOT/apps/util
+}
+
+sources:
+{
+  $BRNKL_ROOT/apps/util/util.c
+  main.c
+}
diff --git a/main/main.c b/main/main.c
new file mode 100644
index 0000000..e36fa04
--- /dev/null
+++ b/main/main.c
@@ -0,0 +1,52 @@
+#include "legato.h"
+
+#define N_UARTS 2
+#define GPIO_START 21
+#define GPIO_END 37
+#define BUFFER_LEN 256
+
+static const char* TTY_AT_PATH = "/dev/ttyAT";
+
+static int configureGpio (int fd, char* buffer, bool* res) {
+  int resIndex = 0;
+  for (int i = GPIO_START; i <= GPIO_END; i++) {
+    int strSize = sprintf(buffer, "AT+WIOCFG=%d,16\r", i);
+    LE_INFO("Running AT command on GPIO %d (%s)", i, buffer);
+    write(fd, buffer, strSize);
+    int nRead = read(fd, buffer, BUFFER_LEN);
+    buffer[nRead + 1] = '\0';
+    LE_INFO("Got %s response for GPIO %d", buffer, i);
+    // if the return string matches OK
+    // we can consider this one a success
+    res[resIndex++] = strcmp(buffer, "OK") == 0;
+  }
+  return resIndex;
+}
+
+static int configureUart (int fd, char* buffer, bool* res) {
+  int resIndex = 0;
+  for (int i = 1; i <= N_UARTS; i++) {
+    int strSize = sprintf(buffer, "AT!MAPUART=17,%d\r", i);
+    LE_INFO("Running AT command on UART %d (%s)", i, buffer);
+    write(fd, buffer, strSize);
+    int nRead = read(fd, buffer, BUFFER_LEN);
+    buffer[nRead + 1] = '\0';
+    LE_INFO("Got %s response for UART %d", buffer, i);
+    // if the return string matches OK
+    // we can consider this one a success
+    res[resIndex++] = strcmp(buffer, "OK") == 0;
+  }
+  return resIndex;
+}
+
+COMPONENT_INIT {
+  char buffer[BUFFER_LEN];
+  bool res[BUFFER_LEN];
+  int serialFd = le_tty_Open(TTY_AT_PATH, O_RDWR);
+  le_tty_SetBaudRate(serialFd, LE_TTY_SPEED_9600);
+  le_tty_SetCanonical(serialFd);
+  int n = configureGpio(serialFd, buffer, res);
+  // seek to the right location in res
+  configureUart(serialFd, buffer, res + n);
+  le_tty_Close(serialFd);
+}
diff --git a/setup.adef b/setup.adef
new file mode 100644
index 0000000..17c2052
--- /dev/null
+++ b/setup.adef
@@ -0,0 +1,21 @@
+version: 0.1.0
+sandboxed: false
+start: manual
+
+executables:
+{
+  setup = ( main )
+}
+
+processes:
+{
+  envVars:
+  {
+    LE_LOG_LEVEL = INFO
+  }
+
+  run:
+  {
+    ( setup )
+  }
+}
-- 
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