Add teensy41 example

cesanta · Nov 8, 2023 · d2575b9 · d2575b9
1 parent a619de0
commit d2575b9
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Showing 17 changed files with 1,210 additions and 1,006 deletions.
diff --git a/examples/arduino/teensy41-http/mongoose.c b/examples/arduino/teensy41-http/mongoose.c
@@ -0,0 +1 @@
+../../../mongoose.c
diff --git a/examples/arduino/teensy41-http/mongoose.h b/examples/arduino/teensy41-http/mongoose.h
@@ -0,0 +1 @@
+../../../mongoose.h
diff --git a/examples/arduino/teensy41-http/mongoose_custom.h b/examples/arduino/teensy41-http/mongoose_custom.h
@@ -0,0 +1,11 @@
+#pragma once
+
+#define MG_ARCH MG_ARCH_NEWLIB     // Use ARM toolchain
+#define MG_ENABLE_TCPIP 1          // Enable built-in network stack
+#define MG_ENABLE_DRIVER_RT1020 1  // Enable RTxx driver
+#define MG_ENABLE_CUSTOM_MILLIS 1  // Let user implement mg_millis()
+#define MG_ENABLE_FILE 0           // Disable POSIX filesystem
+#define MG_ENABLE_PACKED_FS 1      // Enable packed filesystem
+
+#define HTTP_URL "http://0.0.0.0"
+#define HTTPS_URL "https://0.0.0.0"
diff --git a/examples/arduino/teensy41-http/net.c b/examples/arduino/teensy41-http/net.c
@@ -0,0 +1 @@
+../../device-dashboard/net.c
diff --git a/examples/arduino/teensy41-http/net.h b/examples/arduino/teensy41-http/net.h
@@ -0,0 +1 @@
+../../device-dashboard/net.h
diff --git a/examples/arduino/teensy41-http/packed_fs.c b/examples/arduino/teensy41-http/packed_fs.c
@@ -0,0 +1 @@
+../../device-dashboard/packed_fs.c
diff --git a/examples/arduino/teensy41-http/teensy41-http.ino b/examples/arduino/teensy41-http/teensy41-http.ino
@@ -0,0 +1,120 @@
+#include "mongoose.h"
+#include "net.h"
+
+#define GENERATE_MAC_ADDRESS()                                             \
+  {                                                                        \
+    2, (uint8_t) (HW_OCOTP_CFG0 & 255),                                    \
+        (uint8_t) ((HW_OCOTP_CFG0 >> 10) & 255),                           \
+        (uint8_t) (((HW_OCOTP_CFG0 >> 19) ^ (HW_OCOTP_CFG1 >> 19)) & 255), \
+        (uint8_t) ((HW_OCOTP_CFG1 >> 10) & 255),                           \
+        (uint8_t) (HW_OCOTP_CFG1 & 255)                                    \
+  }
+
+uint64_t mg_millis(void) {  // Let Mongoose use our uptime function
+  return millis();
+}
+
+void setup() {
+  pinMode(LED_BUILTIN, OUTPUT);
+  Serial.begin(115200);
+  while (!Serial) (void) 0;
+
+  struct mg_mgr mgr;        // Initialise
+  mg_mgr_init(&mgr);        // Mongoose event manager
+  mg_log_set(MG_LL_DEBUG);  // Set log level
+  mg_log_set_fn([](char ch, void *) { Serial.print(ch); }, NULL);
+
+  MG_INFO(("Starting TCP/IP stack..., CPU %g", (double) F_CPU / 1000000));
+  // Initialise Mongoose network stack
+  ethernet_init();
+  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24,
+                                                    .phy_addr = 0};
+  struct mg_tcpip_if mif = {.mac = GENERATE_MAC_ADDRESS(),
+                            // Uncomment below for static configuration:
+                            // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),
+                            // .mask = mg_htonl(MG_U32(255, 255, 255, 0)),
+                            // .gw = mg_htonl(MG_U32(192, 168, 0, 1)),
+                            .driver = &mg_tcpip_driver_rt1020,
+                            .driver_data = &driver_data};
+  mg_tcpip_init(&mgr, &mif);
+
+  web_init(&mgr);                 // Initialise Web dashboard
+  for (;;) mg_mgr_poll(&mgr, 0);  // Run event loop
+}
+
+void loop() {
+}
+
+extern "C" {
+extern void (*volatile _VectorsRam[176])(void);
+extern void ENET_IRQHandler(void);
+};
+
+#define CLRSET(reg, clear, set) ((reg) = ((reg) & ~(clear)) | (set))
+#define RMII_PAD_INPUT_PULLDOWN 0x30E9
+#define RMII_PAD_INPUT_PULLUP 0xB0E9
+#define RMII_PAD_CLOCK 0x0031
+
+// initialize the ethernet hardware
+static void ethernet_init(void) {
+  CCM_CCGR1 |= CCM_CCGR1_ENET(CCM_CCGR_ON);
+  // configure PLL6 for 50 MHz, pg 1173
+  CCM_ANALOG_PLL_ENET_CLR =
+      CCM_ANALOG_PLL_ENET_POWERDOWN | CCM_ANALOG_PLL_ENET_BYPASS | 0x0F;
+  CCM_ANALOG_PLL_ENET_SET = CCM_ANALOG_PLL_ENET_ENABLE |
+                            CCM_ANALOG_PLL_ENET_BYPASS
+                            /*| CCM_ANALOG_PLL_ENET_ENET2_REF_EN*/
+                            | CCM_ANALOG_PLL_ENET_ENET_25M_REF_EN
+                            /*| CCM_ANALOG_PLL_ENET_ENET2_DIV_SELECT(1)*/
+                            | CCM_ANALOG_PLL_ENET_DIV_SELECT(1);
+  while (!(CCM_ANALOG_PLL_ENET & CCM_ANALOG_PLL_ENET_LOCK))
+    ;  // wait for PLL lock
+  CCM_ANALOG_PLL_ENET_CLR = CCM_ANALOG_PLL_ENET_BYPASS;
+  // configure REFCLK to be driven as output by PLL6, pg 326
+
+  CLRSET(IOMUXC_GPR_GPR1,
+         IOMUXC_GPR_GPR1_ENET1_CLK_SEL | IOMUXC_GPR_GPR1_ENET_IPG_CLK_S_EN,
+         IOMUXC_GPR_GPR1_ENET1_TX_CLK_DIR);
+
+  // Configure pins
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B0_14 = 5;  // Reset   B0_14 Alt5 GPIO7.15
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B0_15 = 5;  // Power   B0_15 Alt5 GPIO7.14
+  GPIO7_GDIR |= (1 << 14) | (1 << 15);
+  GPIO7_DR_SET = (1 << 15);                                    // power on
+  GPIO7_DR_CLEAR = (1 << 14);                                  // reset PHY chip
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_04 = RMII_PAD_INPUT_PULLDOWN;  // PhyAdd[0] = 0
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_06 = RMII_PAD_INPUT_PULLDOWN;  // PhyAdd[1] = 1
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_05 =
+      RMII_PAD_INPUT_PULLUP;  // Master/Slave = slave mode
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_11 =
+      RMII_PAD_INPUT_PULLDOWN;  // Auto MDIX Enable
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_07 = RMII_PAD_INPUT_PULLUP;
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_08 = RMII_PAD_INPUT_PULLUP;
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_09 = RMII_PAD_INPUT_PULLUP;
+  IOMUXC_SW_PAD_CTL_PAD_GPIO_B1_10 = RMII_PAD_CLOCK;
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_05 = 3;         // RXD1    B1_05 Alt3, pg 525
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_04 = 3;         // RXD0    B1_04 Alt3, pg 524
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_10 = 6 | 0x10;  // REFCLK  B1_10 Alt6, pg 530
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_11 = 3;         // RXER    B1_11 Alt3, pg 531
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_06 = 3;         // RXEN    B1_06 Alt3, pg 526
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_09 = 3;         // TXEN    B1_09 Alt3, pg 529
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_07 = 3;         // TXD0    B1_07 Alt3, pg 527
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_08 = 3;         // TXD1    B1_08 Alt3, pg 528
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_15 = 0;         // MDIO    B1_15 Alt0, pg 535
+  IOMUXC_SW_MUX_CTL_PAD_GPIO_B1_14 = 0;         // MDC     B1_14 Alt0, pg 534
+  IOMUXC_ENET_MDIO_SELECT_INPUT = 2;            // GPIO_B1_15_ALT0, pg 792
+  IOMUXC_ENET0_RXDATA_SELECT_INPUT = 1;         // GPIO_B1_04_ALT3, pg 792
+  IOMUXC_ENET1_RXDATA_SELECT_INPUT = 1;         // GPIO_B1_05_ALT3, pg 793
+  IOMUXC_ENET_RXEN_SELECT_INPUT = 1;            // GPIO_B1_06_ALT3, pg 794
+  IOMUXC_ENET_RXERR_SELECT_INPUT = 1;           // GPIO_B1_11_ALT3, pg 795
+  IOMUXC_ENET_IPG_CLK_RMII_SELECT_INPUT = 1;    // GPIO_B1_10_ALT6, pg 791
+  delay(1);
+  GPIO7_DR_SET = (1 << 14);  // start PHY chip
+  ENET_MSCR = ENET_MSCR_MII_SPEED(9);
+  delay(1);
+
+  // Setup IRQ handler
+  _VectorsRam[16 + IRQ_ENET] = ENET_IRQHandler;
+  NVIC_ENABLE_IRQ(IRQ_ENET);
+}
+
diff --git a/examples/device-dashboard/net.h b/examples/device-dashboard/net.h
@@ -4,6 +4,10 @@
 
 #include "mongoose.h"
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 #if !defined(HTTP_URL)
 #define HTTP_URL "http://0.0.0.0:8000"
 #endif
@@ -25,3 +29,7 @@ struct ui_event {
 };
 
 void web_init(struct mg_mgr *mgr);
+
+#ifdef __cplusplus
+}
+#endif
diff --git a/examples/nxp/rt1020-evk-make-baremetal-builtin/main.c b/examples/nxp/rt1020-evk-make-baremetal-builtin/main.c
@@ -65,7 +65,8 @@ int main(void) {
   mg_log_set(MG_LL_DEBUG);  // Set log level
 
   // Initialise Mongoose network stack
-  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24};
+  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24,
+                                                    .phy_addr = 2};
   struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(),
                             // Uncomment below for static configuration:
                             // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),

diff --git a/examples/nxp/rt1020-evk-make-freertos-builtin/main.c b/examples/nxp/rt1020-evk-make-freertos-builtin/main.c
@@ -51,7 +51,8 @@ static void server(void *args) {
 
   // Initialise Mongoose network stack
   ethernet_init();
-  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24};
+  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24,
+                                                    .phy_addr = 2};
   struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(),
                             // Uncomment below for static configuration:
                             // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),
@@ -76,7 +77,7 @@ static void server(void *args) {
 }
 
 static void blinker(void *args) {
-  gpio_output(LED);               // Setup blue LED
+  gpio_output(LED);  // Setup blue LED
   for (;;) {
     gpio_toggle(LED);
     vTaskDelay(pdMS_TO_TICKS(BLINK_PERIOD_MS));

diff --git a/examples/nxp/rt1060-evk-make-baremetal-builtin/main.c b/examples/nxp/rt1060-evk-make-baremetal-builtin/main.c
@@ -42,7 +42,8 @@ int main(void) {
   mg_log_set(MG_LL_DEBUG);  // Set log level
 
   // Initialise Mongoose network stack
-  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24};
+  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24,
+                                                    .phy_addr = 2};
   struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(),
                             // Uncomment below for static configuration:
                             // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),

diff --git a/examples/nxp/rt1060-evk-make-freertos-builtin/main.c b/examples/nxp/rt1060-evk-make-freertos-builtin/main.c
@@ -29,7 +29,8 @@ static void server(void *args) {
 
   // Initialise Mongoose network stack
   ethernet_init();
-  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24};
+  struct mg_tcpip_driver_rt1020_data driver_data = {.mdc_cr = 24,
+                                                    .phy_addr = 2};
   struct mg_tcpip_if mif = {.mac = GENERATE_LOCALLY_ADMINISTERED_MAC(),
                             // Uncomment below for static configuration:
                             // .ip = mg_htonl(MG_U32(192, 168, 0, 223)),
@@ -54,7 +55,7 @@ static void server(void *args) {
 }
 
 static void blinker(void *args) {
-  gpio_output(LED);               // Setup blue LED
+  gpio_output(LED);  // Setup blue LED
   for (;;) {
     gpio_toggle(LED);
     vTaskDelay(pdMS_TO_TICKS(BLINK_PERIOD_MS));

diff --git a/examples/stm32/nucleo-h743zi-make-baremetal-builtin/main.c b/examples/stm32/nucleo-h743zi-make-baremetal-builtin/main.c
@@ -27,7 +27,7 @@ static void timer_fn(void *arg) {
   gpio_toggle(LED);                                      // Blink LED
   struct mg_tcpip_if *ifp = arg;                         // And show
   const char *names[] = {"down", "up", "req", "ready"};  // network stats
-  MG_INFO(("Ethernet: %s, IP: %M, rx:%u, tx:%u, dr:%u, er:%u",
+  MG_INFO(("Ethernet 2: %s, IP: %M, rx:%u, tx:%u, dr:%u, er:%u",
            names[ifp->state], mg_print_ip4, &ifp->ip, ifp->nrecv, ifp->nsent,
            ifp->ndrop, ifp->nerr));
 }