From 3050565531af2b3a09f2213893f10c64cf9fe43f Mon Sep 17 00:00:00 2001
From: Uros Majstorovic <majstor@majstor.org>
Date: Wed, 24 Feb 2021 19:50:20 +0100
Subject: added test app with voice, wifi/cellular data connectivity examples

---
 fw/fe310/test/phone.c | 142 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 fw/fe310/test/phone.c

(limited to 'fw/fe310/test/phone.c')

diff --git a/fw/fe310/test/phone.c b/fw/fe310/test/phone.c
new file mode 100644
index 0000000..6f88698
--- /dev/null
+++ b/fw/fe310/test/phone.c
@@ -0,0 +1,142 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <eos.h>
+#include <event.h>
+#include <spi.h>
+#include <i2s.h>
+#include <net.h>
+#include <cell.h>
+
+#include <unicode.h>
+
+#include <eve/eve.h>
+#include <eve/eve_kbd.h>
+
+#include <eve/screen/screen.h>
+#include <eve/screen/window.h>
+#include <eve/screen/view.h>
+#include <eve/screen/page.h>
+#include <eve/screen/form.h>
+
+#include <eve/widget/widgets.h>
+
+#include <app/root.h>
+
+#include "status.h"
+#include "phone.h"
+
+extern EVEFont *_app_font_default;
+
+#define ABUF_SIZE       512
+#define MIC_WM          128
+
+static uint8_t mic_arr[ABUF_SIZE];
+static uint8_t spk_arr[ABUF_SIZE];
+
+#define VOICE_STATE_IDLE    0
+#define VOICE_STATE_DIAL    1
+#define VOICE_STATE_RING    2
+#define VOICE_STATE_CIP     3
+
+static unsigned char voice_state = 0;
+
+static void cell_dev_handler(unsigned char type, unsigned char *buffer, uint16_t len) {
+    switch (type) {
+        case EOS_CELL_MTYPE_READY:
+            app_status_msg_set("Modem ready", 1);
+            break;
+
+        case EOS_CELL_MTYPE_PCM_DATA:
+            if (voice_state == VOICE_STATE_CIP) {
+                eos_i2s_spk_write(buffer+1, len-1);
+            }
+            break;
+    }
+    eos_net_free(buffer, 0);
+}
+
+static void cell_voice_handler(unsigned char type, unsigned char *buffer, uint16_t len) {
+    char msg[128];
+
+    printf("VOICE: %d\n", type);
+    msg[0] = 0;
+    switch (type) {
+        case EOS_CELL_MTYPE_VOICE_RING:
+            voice_state = VOICE_STATE_RING;
+            sprintf(msg, "RING:%s", buffer+1);
+            break;
+        case EOS_CELL_MTYPE_VOICE_MISS:
+            voice_state = VOICE_STATE_IDLE;
+            break;
+        case EOS_CELL_MTYPE_VOICE_BEGIN:
+            voice_state = VOICE_STATE_CIP;
+            eos_i2s_start(8000, EOS_I2S_FMT_PCM16);
+            break;
+        case EOS_CELL_MTYPE_VOICE_END:
+            voice_state = VOICE_STATE_IDLE;
+            eos_i2s_stop();
+            break;
+    }
+    app_status_msg_set(msg, 1);
+    eos_net_free(buffer, 0);
+}
+
+static void handle_mic(unsigned char type) {
+    uint16_t size;
+    unsigned char *buf = eos_net_alloc();
+
+    buf[0] = EOS_CELL_MTYPE_PCM_DATA;
+    size = eos_i2s_mic_read(buf+1, MIC_WM);
+    eos_net_send(EOS_NET_MTYPE_CELL, buf, size+1, 0);
+}
+
+void app_phone(EVEWindow *window, EVEViewStack *stack) {
+    char *title = "Phone:";
+    uint16_t w = eve_font_str_w(_app_font_default, title) + 10;
+    APPWidgetSpec spec[] = {
+        {
+            .label.g.w = w,
+            .label.font = _app_font_default,
+            .label.title = title,
+
+            .widget.type = EVE_WIDGET_TYPE_STR,
+            .widget.g.w = APP_SCREEN_W - w,
+            .widget.spec.str.font = _app_font_default,
+            .widget.spec.str.str_size = 128,
+        },
+    };
+
+    EVEForm *form = app_form_create(window, stack, spec, 1, app_phone_action, NULL);
+}
+
+void app_phone_action(EVEForm *form) {
+    char msg[128];
+    EVEStrWidget *w = (EVEStrWidget *)eve_form_widget(form, 0);
+    unsigned char *buf = eos_net_alloc();
+
+    buf[0] = EOS_CELL_MTYPE_VOICE | EOS_CELL_MTYPE_VOICE_DIAL;
+    strcpy(buf + 1, w->str);
+    eos_net_send(EOS_NET_MTYPE_CELL, buf, 1 + strlen(w->str), 0);
+
+    voice_state = VOICE_STATE_DIAL;
+    sprintf(msg, "DIAL:%s",  w->str);
+    app_status_msg_set(msg, 0);
+}
+
+void app_phone_init(void) {
+    eos_cell_set_handler(EOS_CELL_MTYPE_DEV, cell_dev_handler);
+    eos_cell_set_handler(EOS_CELL_MTYPE_VOICE, cell_voice_handler);
+
+    eos_i2s_mic_init(mic_arr, ABUF_SIZE);
+    eos_i2s_mic_set_wm(MIC_WM);
+    eos_i2s_mic_set_handler(handle_mic);
+    eos_i2s_spk_init(spk_arr, ABUF_SIZE);
+    eos_net_acquire_for_evt(EOS_EVT_I2S | EOS_I2S_ETYPE_MIC, 1);
+}
+
+unsigned char app_phone_state_get(void) {
+    return voice_state;
+}
-- 
cgit v1.2.3