stash

firmware/log.cpp

@@ -11,6 +11,24 @@ char syslog_buf[syslog_buffer_size + 1];
 volatile unsigned head = 0;
 volatile unsigned streams = 0;
 
+
+const char hex_lookup[] = "0123456789ABCDEF";
+char str_i32[] = "00000000";
+
+extern "C" void syslog_i32(const uint32_t val) {
+
+    str_i32[1] = hex_lookup[val & 0xF];
+    str_i32[0] = hex_lookup[(val >> 4) & 0xF];
+    str_i32[3] = hex_lookup[(val >> 8) & 0xF];
+    str_i32[2] = hex_lookup[(val >> 12) & 0xF];
+    str_i32[5] = hex_lookup[(val >> 16) & 0xF];
+    str_i32[4] = hex_lookup[(val >> 20) & 0xF];
+    str_i32[7] = hex_lookup[(val >> 24) & 0xF];
+    str_i32[6] = hex_lookup[(val >> 28) & 0xF];
+    //
+    syslog(str_i32);
+}
+
 extern "C" void syslog(const char *msg) {
     //printf("syslog> %s", msg);
     while (char c = *msg++) {

firmware/log.h

@@ -5,12 +5,16 @@
 #ifndef FIRMWARE_LOG_H
 #define FIRMWARE_LOG_H
 
+#include <stdint.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
 void syslog(const char *);
 
+void syslog_i32(const uint32_t);
+
 unsigned syslog_current_tail();
 
 unsigned syslog_data_after(unsigned);

firmware/lux.cpp

@@ -3,6 +3,7 @@
 //
 
 #include "lux.h"
+#include "log.h"
 
 #include <string.h>
 #include <FreeRTOS.h>
@@ -15,6 +16,17 @@ extern "C" {
 #include <sysparam.h>
 }
 
+const auto htons = [](uint16_t x) -> uint16_t {
+    return ((x) << 8 & 0xFF00) | ((x) >> 8 & 0x00FF);
+};
+const auto &ntohs = htons;
+
+const auto htonl = [](uint32_t x) -> uint32_t {
+    return ((x) << 24 & 0xFF000000UL) | ((x) << 8 & 0x00FF0000UL) | ((x) >> 8 & 0x0000FF00UL) |
+           ((x) >> 24 & 0x000000FFUL);
+};
+const auto &ntohl = htonl;
+
 struct apa10xx_pixel_t {
     struct {
         unsigned int mod: 5, marker: 3;
@@ -60,7 +72,8 @@ namespace fiatlux {
         hal_error_t(const char *, hal_error_t *cause) {}
     };
 
-    constexpr hal_error_t empty_error;
+    constexpr hal_error_t
+            empty_error;
 
     enum class hal_module_t {
         NONE, SIGNAL, RELAIS, SPI_DIMMER, WS28X, APA10X
@@ -264,7 +277,55 @@ extern "C" [[noreturn]] void lux_task(void *pvParameters) {
     fiatlux::signal::setup();
     fiatlux::relais::setup();
 
-    fiatlux::apa10x::setup();
+    //fiatlux::apa10x::setup();
+    spi_init(1, SPI_MODE0, SPI_FREQ_DIV_500K, true, SPI_BIG_ENDIAN, false);
+
+    /*
+     CC48 API:
+     - 12 x 16bit registers
+     - [2*n] = 12bit constant current value
+     - [2*n+1] = 8bit PWM value
+     */
+
+    uint32_t dummy = 0;
+
+    union {
+        struct {
+            unsigned dat: 16;
+            unsigned addr: 12;
+            unsigned op: 4;
+        } __attribute__((packed));
+        uint32_t _;
+    } frame = {._=0};
+
+    frame.addr = 0x123;
+    frame.dat = 0xAA55;
+    frame.op = 0x7;
+
+    auto transfer = [](uint32_t val) -> uint32_t {
+        uint32_t out = val;
+        uint32_t in;
+        spi_transfer(1, &out, &in, 1, SPI_32BIT);
+        return in;
+    };
+
+    dummy = transfer(frame._);
+    if(dummy) {
+        syslog("> ");
+        syslog_i32(dummy);
+        syslog("\n");
+    }
+    syslog("< ");
+    syslog_i32(frame._);
+    syslog("\n");
+    dummy = 0;
+    for (volatile int i = 0; i < 512 * 16; ++i);
+    frame._ = transfer(dummy);
+    if(frame._) {
+        syslog("> ");
+        syslog_i32(frame._);
+        syslog("\n");
+    }
 
     while (true) {
         /*for (int j = 0; j < 64; j++) {
@@ -289,9 +350,9 @@ extern "C" [[noreturn]] void lux_task(void *pvParameters) {
                 pixel = next_colour(c);
             }*/
 
-            for (auto &led: leds) {
-                led = next_color(c);
-            }
+            //for (auto &led: leds) {
+            //   led = next_color(c);
+            //}
 
             for (int i = 0; i < 120; i++)
                 pixels[i] = {{top_color.r, top_color.g, top_color.b, top_color.a}};
@@ -299,9 +360,8 @@ extern "C" [[noreturn]] void lux_task(void *pvParameters) {
             for (int i = 120; i < 240; i++)
                 pixels[i] = {{bottom_color.r, bottom_color.g, bottom_color.b, bottom_color.a}};
 
-
             ws2812_i2s_update(pixels, PIXEL_RGBW);
-            fiatlux::write_channel((uint8_t *) &leds[0], lux_apa10xx_number, 4, fiatlux::hal_module_t::APA10X);
+            //fiatlux::write_channel((uint8_t *) &leds[0], lux_apa10xx_number, 4, fiatlux::hal_module_t::APA10X);
             vTaskDelay(200 / portTICK_PERIOD_MS);
         }
         fiatlux::relais::write_data(true, false);
@@ -312,5 +372,7 @@ extern "C" [[noreturn]] void lux_task(void *pvParameters) {
         fiatlux::signal::write_data(true);
         vTaskDelay(200 / portTICK_PERIOD_MS);
 
+
+
     }
 }

firmware/lux.h

@@ -5,6 +5,8 @@
 #ifndef FIRMWARE_LUX_H
 #define FIRMWARE_LUX_H
 
+#include <stdint.h>
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -14,10 +16,10 @@ void lux_task(void *pvParameters);
 void signal_led(bool state);
 
 typedef struct {
-    char r;
-    char g;
-    char b;
-    char a;
+    uint8_t r;
+    uint8_t g;
+    uint8_t b;
+    uint8_t a;
 } rgba_t;
 
 extern rgba_t top_color;

firmware/web.cpp

@@ -30,7 +30,6 @@ using namespace fiatlux;
 
 #define vTaskDelayMs(ms) vTaskDelay((ms) / portTICK_PERIOD_MS)
 
-const char hex_lookup[] = "0123456789ABCDEF\0\0";
 
 uint16_t voltage_val;
 
@@ -232,8 +231,6 @@ void websocket_task(void *pvParameter) {
     vTaskDelete(nullptr);
 }
 
-char str[] = "L00000000\n";
-
 /**
  * This function is called when websocket frame is received.
  *
@@ -264,17 +261,9 @@ void websocket_cb(struct tcp_pcb *pcb, char *data, u16_t data_len,
         bottom_color.r = data[7];
         bottom_color.g = data[6];
         bottom_color.b = data[5];
-        str[0] = 'B';
-        str[2] = hex_lookup[val & 0xF];
-        str[1] = hex_lookup[(val >> 4) & 0xF];
-        str[4] = hex_lookup[(val >> 8) & 0xF];
-        str[3] = hex_lookup[(val >> 12) & 0xF];
-        str[6] = hex_lookup[(val >> 16) & 0xF];
-        str[5] = hex_lookup[(val >> 20) & 0xF];
-        str[8] = hex_lookup[(val >> 24) & 0xF];
-        str[7] = hex_lookup[(val >> 28) & 0xF];
-        //
-        syslog(str);
+        syslog("B");
+        syslog_i32(val);
+        syslog("\n");
         //signal_led(false);
         res.cmd = (messages::id) 'B';
         res.ret = OK;
@@ -285,16 +274,9 @@ void websocket_cb(struct tcp_pcb *pcb, char *data, u16_t data_len,
         top_color.r = data[7];
         top_color.g = data[6];
         top_color.b = data[5];
-        str[0] = 'T';
-        str[2] = hex_lookup[val & 0xF];
-        str[1] = hex_lookup[(val >> 4) & 0xF];
-        str[4] = hex_lookup[(val >> 8) & 0xF];
-        str[3] = hex_lookup[(val >> 12) & 0xF];
-        str[6] = hex_lookup[(val >> 16) & 0xF];
-        str[5] = hex_lookup[(val >> 20) & 0xF];
-        str[8] = hex_lookup[(val >> 24) & 0xF];
-        str[7] = hex_lookup[(val >> 28) & 0xF];
-        syslog(str);
+        syslog("B");
+        syslog_i32(val);
+        syslog("\n");
         //signal_led(false);
         res.cmd = (messages::id) 'T';
         res.ret = OK;

firmware/webdir/index.html

@@ -374,6 +374,8 @@
                 for (var i = 0; i < len; i++)
                     str += dv.getChar(4 + i);
                 syslog.innerHTML = syslog.innerHTML.slice(0, offset) + str;
+                const scrollingElement = (document.scrollingElement || document.body);
+                scrollingElement.scrollTop = scrollingElement.scrollHeight;
             } else
                 console.log('unknown command', cmd, val);
         }