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-rw-r--r--wirish/boards.cpp22
-rw-r--r--wirish/boards.h43
-rw-r--r--wirish/boards/maple.cpp14
-rw-r--r--wirish/boards/maple.h16
-rw-r--r--wirish/boards/maple_RET6.cpp14
-rw-r--r--wirish/boards/maple_RET6.h8
-rw-r--r--wirish/boards/maple_mini.cpp17
-rw-r--r--wirish/boards/maple_mini.h8
-rw-r--r--wirish/boards/maple_native.cpp16
-rw-r--r--wirish/boards/maple_native.h15
-rw-r--r--wirish/comm/HardwareSerial.cpp4
-rw-r--r--wirish/ext_interrupts.cpp4
-rw-r--r--wirish/pwm.cpp2
-rw-r--r--wirish/wirish_digital.cpp10
-rw-r--r--wirish/wirish_types.h3
15 files changed, 158 insertions, 38 deletions
diff --git a/wirish/boards.cpp b/wirish/boards.cpp
index 17f47c6..1c2b1c7 100644
--- a/wirish/boards.cpp
+++ b/wirish/boards.cpp
@@ -30,7 +30,7 @@
* at 72MHz. APB1 is clocked at 36MHz.
*/
-#include "wirish.h"
+#include "boards.h"
#include "flash.h"
#include "rcc.h"
@@ -46,15 +46,6 @@ static void setupClocks(void);
static void setupADC(void);
static void setupTimers(void);
-/**
- * @brief Generic board initialization function.
- *
- * This function is called before main(). It ensures that the clocks
- * and peripherals are configured properly for use with wirish, then
- * calls boardInit().
- *
- * @see boardInit()
- */
void init(void) {
setupFlash();
setupClocks();
@@ -68,6 +59,17 @@ void init(void) {
boardInit();
}
+/* You could farm this out to the files in boards/ if e.g. it takes
+ * too long to test on Maple Native (all those FSMC pins...). */
+bool boardUsesPin(uint8 pin) {
+ for (int i = 0; i < BOARD_NR_USED_PINS; i++) {
+ if (pin == boardUsedPins[i]) {
+ return true;
+ }
+ }
+ return false;
+}
+
static void setupFlash(void) {
flash_enable_prefetch();
flash_set_latency(FLASH_WAIT_STATE_2);
diff --git a/wirish/boards.h b/wirish/boards.h
index 3d023ae..cec844f 100644
--- a/wirish/boards.h
+++ b/wirish/boards.h
@@ -63,8 +63,39 @@ enum {
* @brief Maps each Maple pin to a corresponding stm32_pin_info.
* @see stm32_pin_info
*/
-extern stm32_pin_info PIN_MAP[];
+extern const stm32_pin_info PIN_MAP[];
+/**
+ * @brief Pins capable of PWM output.
+ *
+ * Its length is BOARD_NR_PWM_PINS.
+ */
+extern const uint8 boardPWMPins[];
+
+/**
+ * @brief Array of pins capable of analog input.
+ *
+ * Its length is BOARD_NR_ADC_PINS.
+ */
+extern const uint8 boardADCPins[];
+
+/**
+ * @brief Pins which are connected to external hardware.
+ *
+ * For example, on Maple boards, it always at least includes
+ * BOARD_LED_PIN. Its length is BOARD_NR_USED_PINS.
+ */
+extern const uint8 boardUsedPins[];
+
+/**
+ * @brief Generic board initialization function.
+ *
+ * This function is called before main(). It ensures that the clocks
+ * and peripherals are configured properly for use with wirish, then
+ * calls boardInit().
+ *
+ * @see boardInit()
+ */
void init(void);
/**
@@ -78,6 +109,16 @@ void init(void);
*/
extern void boardInit(void);
+/**
+ * @brief Test if a pin is used for a special purpose on your board.
+ * @param pin Pin to test
+ * @return true if the given pin is in boardUsedPins, and false otherwise.
+ * @see boardUsedPins
+ */
+bool boardUsesPin(uint8 pin);
+
+/* Include the appropriate private header from boards/: */
+
#ifdef BOARD_maple
#include "boards/maple.h"
#elif defined(BOARD_maple_native)
diff --git a/wirish/boards/maple.cpp b/wirish/boards/maple.cpp
index ba2261b..5122290 100644
--- a/wirish/boards/maple.cpp
+++ b/wirish/boards/maple.cpp
@@ -40,7 +40,7 @@
void boardInit(void) {
}
-stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
+extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS] = {
/* Top header */
@@ -91,4 +91,16 @@ stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
{GPIOC, NULL, NULL, 9, 0, ADCx} /* D38/PC9 (BUT) */
};
+extern const uint8 boardPWMPins[] __FLASH__ = {
+ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 14, 24, 25, 27, 28
+};
+
+extern const uint8 boardADCPins[] __FLASH__ = {
+ 0, 1, 2, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 27, 28
+};
+
+extern const uint8 boardUsedPins[] __FLASH__ = {
+ BOARD_LED_PIN, BOARD_BUTTON_PIN
+};
+
#endif
diff --git a/wirish/boards/maple.h b/wirish/boards/maple.h
index 519698b..1867de8 100644
--- a/wirish/boards/maple.h
+++ b/wirish/boards/maple.h
@@ -42,7 +42,7 @@
#define BOARD_LED_PIN 13
/* Number of USARTs/UARTs whose pins are broken out to headers */
-#define NR_USARTS 3
+#define BOARD_NR_USARTS 3
/* Default USART pin numbers (not considering AFIO remap) */
#define BOARD_USART1_TX_PIN 7
@@ -53,7 +53,17 @@
#define BOARD_USART3_RX_PIN 30
/* Total number of GPIO pins that are broken out to headers and
- intended for general use. */
-#define NR_GPIO_PINS 39
+ * intended for general use. */
+#define BOARD_NR_GPIO_PINS 39
+
+/* Number of pins capable of PWM output */
+#define BOARD_NR_PWM_PINS 16
+
+/* Number of pins capable of ADC conversion */
+#define BOARD_NR_ADC_PINS 15
+
+/* Number of pins already connected to external hardware. For Maple,
+ * these are just BOARD_LED_PIN and BOARD_BUTTON_PIN. */
+#define BOARD_NR_USED_PINS 2
#endif
diff --git a/wirish/boards/maple_RET6.cpp b/wirish/boards/maple_RET6.cpp
index 962affc..fd67459 100644
--- a/wirish/boards/maple_RET6.cpp
+++ b/wirish/boards/maple_RET6.cpp
@@ -37,7 +37,7 @@
void boardInit(void) {
}
-stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
+extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS] = {
/* Top header */
@@ -88,4 +88,16 @@ stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
{GPIOC, TIMER8, NULL, 9, 4, ADCx} /* D38/PC9 (BUT) */
};
+extern const uint8 boardPWMPins[BOARD_NR_PWM_PINS] __FLASH__ = {
+ 0, 1, 2, 3, 5, 6, 7, 8, 9, 11, 12, 14, 24, 25, 27, 28
+};
+
+extern const uint8 boardADCPins[BOARD_NR_ADC_PINS] __FLASH__ = {
+ 0, 1, 2, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 27, 28
+};
+
+extern const uint8 boardUsedPins[BOARD_NR_USED_PINS] __FLASH__ = {
+ BOARD_LED_PIN, BOARD_BUTTON_PIN
+};
+
#endif
diff --git a/wirish/boards/maple_RET6.h b/wirish/boards/maple_RET6.h
index 63510c0..d91a4de 100644
--- a/wirish/boards/maple_RET6.h
+++ b/wirish/boards/maple_RET6.h
@@ -47,8 +47,7 @@
#define BOARD_LED_PIN 13
/* Note: UART4 and UART5 have pins which aren't broken out :( */
-#define NR_USARTS 3
-
+#define BOARD_NR_USARTS 3
#define BOARD_USART1_TX_PIN 7
#define BOARD_USART1_RX_PIN 8
#define BOARD_USART2_TX_PIN 1
@@ -56,6 +55,9 @@
#define BOARD_USART3_TX_PIN 29
#define BOARD_USART3_RX_PIN 30
-#define NR_GPIO_PINS 39
+#define BOARD_NR_GPIO_PINS 39
+#define BOARD_NR_PWM_PINS 16
+#define BOARD_NR_ADC_PINS 15
+#define BOARD_NR_USED_PINS 2
#endif
diff --git a/wirish/boards/maple_mini.cpp b/wirish/boards/maple_mini.cpp
index 66a0997..cd2827d 100644
--- a/wirish/boards/maple_mini.cpp
+++ b/wirish/boards/maple_mini.cpp
@@ -41,7 +41,7 @@ void boardInit(void) {
afio_mapr_swj_config(AFIO_MAPR_SWJ_NO_JTAG_NO_SW);
}
-stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
+extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS] = {
/* Top header */
@@ -84,4 +84,19 @@ stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
{GPIOB, TIMER3, ADC1, 1, 4, 9}, /* D33/PB1 */
};
+extern const uint8 boardPWMPins[BOARD_NR_PWM_PINS] __FLASH__ = {
+ 3, 4, 5, 8, 9, 10, 11, 15, 16, 25, 26, 27
+};
+
+extern const uint8 boardADCPins[BOARD_NR_ADC_PINS] __FLASH__ = {
+ 3, 4, 5, 6, 7, 8, 9, 10, 11, 33 // NB 33 is LED
+};
+
+#define USB_DP 23
+#define USB_DM 24
+
+extern const uint8 boardUsedPins[BOARD_NR_USED_PINS] __FLASH__ = {
+ BOARD_LED_PIN, BOARD_BUTTON_PIN, USB_DP, USB_DM
+};
+
#endif
diff --git a/wirish/boards/maple_mini.h b/wirish/boards/maple_mini.h
index bfb92a5..8b7ae64 100644
--- a/wirish/boards/maple_mini.h
+++ b/wirish/boards/maple_mini.h
@@ -46,8 +46,7 @@
#define BOARD_BUTTON_PIN 32
#define BOARD_LED_PIN 33
-#define NR_USARTS 3
-
+#define BOARD_NR_USARTS 3
#define BOARD_USART1_TX_PIN 26
#define BOARD_USART1_RX_PIN 25
#define BOARD_USART2_TX_PIN 9
@@ -55,6 +54,9 @@
#define BOARD_USART3_TX_PIN 1
#define BOARD_USART3_RX_PIN 0
-#define NR_GPIO_PINS 34
+#define BOARD_NR_GPIO_PINS 34
+#define BOARD_NR_PWM_PINS 12
+#define BOARD_NR_ADC_PINS 10
+#define BOARD_NR_USED_PINS 4
#endif
diff --git a/wirish/boards/maple_native.cpp b/wirish/boards/maple_native.cpp
index 75c6a2d..2813e91 100644
--- a/wirish/boards/maple_native.cpp
+++ b/wirish/boards/maple_native.cpp
@@ -39,7 +39,7 @@ void boardInit(void) {
initNativeSRAM();
}
-stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
+extern const stm32_pin_info PIN_MAP[BOARD_NR_GPIO_PINS] = {
/* Top header */
@@ -152,4 +152,18 @@ stm32_pin_info PIN_MAP[NR_GPIO_PINS] = {
{GPIOD, NULL, NULL, 10, 0, ADCx} /* D99/PD10 */
};
+extern const uint8 boardPWMPins[BOARD_NR_PWM_PINS] __FLASH__ = {
+ 12, 13, 14, 15, 22, 23, 24, 25, 37, 38, 45, 46, 47, 48, 49, 50, 53, 54
+};
+
+extern const uint8 boardADCPins[BOARD_NR_ADC_PINS] __FLASH__ = {
+ 6, 7, 8, 9, 10, 11, 39, 40, 41, 42, 43, 45, 46, 47, 48, 49, 50, 51, 52, 53,
+ 54
+};
+
+/* FIXME! see comment by BOARD_NR_USED_PINS in maple_native.h */
+extern const uint8 boardUsedPins[BOARD_NR_USED_PINS] __FLASH__ = {
+ BOARD_LED_PIN, BOARD_BUTTON_PIN
+};
+
#endif
diff --git a/wirish/boards/maple_native.h b/wirish/boards/maple_native.h
index 21fc480..4e3ee82 100644
--- a/wirish/boards/maple_native.h
+++ b/wirish/boards/maple_native.h
@@ -43,11 +43,10 @@
#define CYCLES_PER_MICROSECOND 72
#define SYSTICK_RELOAD_VAL 71999
-#define BOARD_LED_PIN D21
-#define BOARD_BUTTON_PIN D18
-
-#define NR_USARTS 5
+#define BOARD_LED_PIN 21
+#define BOARD_BUTTON_PIN 18
+#define BOARD_NR_USARTS 5
#define BOARD_USART1_TX_PIN 25
#define BOARD_USART1_RX_PIN 26
#define BOARD_USART2_TX_PIN 51
@@ -59,6 +58,12 @@
#define BOARD_UART5_TX_PIN 20
#define BOARD_UART5_RX_PIN 28
-#define NR_GPIO_PINS 100
+#define BOARD_NR_GPIO_PINS 100
+#define BOARD_NR_PWM_PINS 18
+#define BOARD_NR_ADC_PINS 21
+/* FIXME! this isn't true at all; almost all of the triple header pins
+ * are used by the FSMC by default. Fix this (and the corresponding
+ * boardUsedPins definition in maple_native.cpp) by QA time. */
+#define BOARD_NR_USED_PINS 2
#endif
diff --git a/wirish/comm/HardwareSerial.cpp b/wirish/comm/HardwareSerial.cpp
index 97a5ec3..8398878 100644
--- a/wirish/comm/HardwareSerial.cpp
+++ b/wirish/comm/HardwareSerial.cpp
@@ -32,10 +32,12 @@
#include "HardwareSerial.h"
#include "usart.h"
+// FIXME: High density device ports, usages of BOARD_USARTx_yX_PIN
+// instead of holding onto a gpio_dev, tx_pin, rx_pin, timer_dev, and
+// channel_num -- that stuff is all in the PIN_MAP.
HardwareSerial Serial1(USART1, 4500000UL, GPIOA, 9, 10, TIMER1, 2);
HardwareSerial Serial2(USART2, 2250000UL, GPIOA, 2, 3, TIMER2, 3);
HardwareSerial Serial3(USART3, 2250000UL, GPIOB, 10, 11, NULL, 0);
-// TODO: High density device ports
HardwareSerial::HardwareSerial(uint8 usart_num,
uint32 max_baud,
diff --git a/wirish/ext_interrupts.cpp b/wirish/ext_interrupts.cpp
index f9ccd39..557fffd 100644
--- a/wirish/ext_interrupts.cpp
+++ b/wirish/ext_interrupts.cpp
@@ -43,7 +43,7 @@ static inline exti_trigger_mode exti_out_mode(ExtIntTriggerMode mode);
* @see ExtIntTriggerMode
*/
void attachInterrupt(uint8 pin, voidFuncPtr handler, ExtIntTriggerMode mode) {
- if (pin >= NR_GPIO_PINS || !handler) {
+ if (pin >= BOARD_NR_GPIO_PINS || !handler) {
return;
}
@@ -60,7 +60,7 @@ void attachInterrupt(uint8 pin, voidFuncPtr handler, ExtIntTriggerMode mode) {
* @param pin Pin number to detach any interrupt from.
*/
void detachInterrupt(uint8 pin) {
- if (pin >= NR_GPIO_PINS) {
+ if (pin >= BOARD_NR_GPIO_PINS) {
return;
}
diff --git a/wirish/pwm.cpp b/wirish/pwm.cpp
index 4c803d2..bf69bfb 100644
--- a/wirish/pwm.cpp
+++ b/wirish/pwm.cpp
@@ -34,7 +34,7 @@
void pwmWrite(uint8 pin, uint16 duty_cycle) {
timer_dev *dev = PIN_MAP[pin].timer_device;
- if (pin >= NR_GPIO_PINS || dev == NULL || dev->type == TIMER_BASIC) {
+ if (pin >= BOARD_NR_GPIO_PINS || dev == NULL || dev->type == TIMER_BASIC) {
return;
}
diff --git a/wirish/wirish_digital.cpp b/wirish/wirish_digital.cpp
index 115e91e..9b9f175 100644
--- a/wirish/wirish_digital.cpp
+++ b/wirish/wirish_digital.cpp
@@ -33,7 +33,7 @@ void pinMode(uint8 pin, WiringPinMode mode) {
gpio_pin_mode outputMode;
boolean pwm = false;
- if (pin >= NR_GPIO_PINS) {
+ if (pin >= BOARD_NR_GPIO_PINS) {
return;
}
@@ -83,7 +83,7 @@ void pinMode(uint8 pin, WiringPinMode mode) {
uint32 digitalRead(uint8 pin) {
- if (pin >= NR_GPIO_PINS) {
+ if (pin >= BOARD_NR_GPIO_PINS) {
return 0;
}
@@ -92,7 +92,7 @@ uint32 digitalRead(uint8 pin) {
}
void digitalWrite(uint8 pin, uint8 val) {
- if (pin >= NR_GPIO_PINS) {
+ if (pin >= BOARD_NR_GPIO_PINS) {
return;
}
@@ -100,14 +100,14 @@ void digitalWrite(uint8 pin, uint8 val) {
}
void togglePin(uint8 pin) {
- if (pin >= NR_GPIO_PINS) {
+ if (pin >= BOARD_NR_GPIO_PINS) {
return;
}
gpio_toggle_bit(PIN_MAP[pin].gpio_device, PIN_MAP[pin].gpio_bit);
}
-#define BUTTON_DEBOUNCE_DELAY 10
+#define BUTTON_DEBOUNCE_DELAY 1
uint8 isButtonPressed() {
if (digitalRead(BOARD_BUTTON_PIN)) {
diff --git a/wirish/wirish_types.h b/wirish/wirish_types.h
index 7d6e31a..475f470 100644
--- a/wirish/wirish_types.h
+++ b/wirish/wirish_types.h
@@ -30,6 +30,7 @@
* @brief Wirish library type definitions.
*/
+#include "libmaple_types.h"
#include "gpio.h"
#include "timer.h"
#include "adc.h"
@@ -56,4 +57,6 @@ typedef struct stm32_pin_info {
uint8 adc_channel; /**< Pin ADC channel, or ADCx if none. */
} stm32_pin_info;
+#define __FLASH__ __attr_flash
+
#endif
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-22 23:16:59 +0000