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STM32-specific GPIO refactor (stm32_pins.cpp) (#817) 

* stm32_pins.cpp

* PIN_USED & other
This commit is contained in:
andreika-git 2019-06-02 23:48:38 +03:00 committed by rusefi
parent f268317561
commit 970f67862c
8 changed files with 228 additions and 174 deletions
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47
firmware/controllers/system/efi_gpio.cpp
View File

@ -491,53 +491,6 @@ void turnAllPinsOff(void) {
}
}
/**
* @deprecated - use hwPortname() instead
*/
const char *portname(ioportid_t GPIOx) {
if (GPIOx == GPIOA)
return "PA";
if (GPIOx == GPIOB)
return "PB";
if (GPIOx == GPIOC)
return "PC";
if (GPIOx == GPIOD)
return "PD";
#if STM32_HAS_GPIOE
if (GPIOx == GPIOE)
return "PE";
#endif /* STM32_HAS_GPIOE */
#if STM32_HAS_GPIOF
if (GPIOx == GPIOF)
return "PF";
#endif /* STM32_HAS_GPIOF */
#if STM32_HAS_GPIOG
if (GPIOx == GPIOG)
return "PG";
#endif /* STM32_HAS_GPIOG */
#if STM32_HAS_GPIOH
if (GPIOx == GPIOH)
return "PH";
#endif /* STM32_HAS_GPIOH */
return "unknown";
}
/**
* this method returns the numeric part of pin name. For instance, for PC13 this would return '13'
*/
ioportmask_t getHwPin(const char *msg, brain_pin_e brainPin)
{
if (brainPin == GPIO_UNASSIGNED || brainPin == GPIO_INVALID)
return EFI_ERROR_CODE;
if (brain_pin_is_onchip(brainPin))
return (brainPin - GPIOA_0) % PORT_SIZE;
firmwareError(CUSTOM_ERR_INVALID_PIN, "%s: Invalid on-chip brain_pin_e: %d", msg, brainPin);
return EFI_ERROR_CODE;
}
#else /* EFI_GPIO_HARDWARE */
const char *hwPortname(brain_pin_e brainPin) {
(void)brainPin;

11
firmware/hw_layer/io_pins.cpp
View File

@ -28,17 +28,6 @@ EXTERN_ENGINE;
static LoggingWithStorage logger("io_pins");
extern EnginePins enginePins;
extern ioportid_t PORTS[];
ioportid_t getHwPort(const char *msg, brain_pin_e brainPin) {
if (brainPin == GPIO_UNASSIGNED || brainPin == GPIO_INVALID)
return GPIO_NULL;
if (brainPin < GPIOA_0 || brainPin > GPIOH_15) {
firmwareError(CUSTOM_ERR_INVALID_PIN, "%s: Invalid brain_pin_e: %d", msg, brainPin);
return GPIO_NULL;
}
return PORTS[(brainPin - GPIOA_0)/ PORT_SIZE];
}
bool efiReadPin(brain_pin_e pin) {
if (brain_pin_is_onchip(pin))

138
firmware/hw_layer/pin_repository.cpp
View File

@ -21,35 +21,6 @@
#define BOARD_EXT_PINREPOPINS 0
#endif
static ioportid_t ports[] = {GPIOA,
GPIOB,
GPIOC,
GPIOD,
#if STM32_HAS_GPIOE
GPIOE,
#else
nullptr,
#endif /* STM32_HAS_GPIOE */
#if STM32_HAS_GPIOF
GPIOF,
#else
nullptr,
#endif /* STM32_HAS_GPIOF */
#if STM32_HAS_GPIOG
GPIOG,
#else
nullptr,
#endif /* STM32_HAS_GPIOG */
#if STM32_HAS_GPIOH
GPIOH,
#else
nullptr,
#endif /* STM32_HAS_GPIOH */
};
#define PIN_REPO_SIZE (sizeof(ports) / sizeof(ports[0])) * PORT_SIZE
// todo: move this into PinRepository class
const char *PIN_USED[PIN_REPO_SIZE + BOARD_EXT_PINREPOPINS];
static int initialized = FALSE;
static LoggingWithStorage logger("pin repos");
@ -65,7 +36,7 @@ static int brainPin_to_index(brain_pin_e brainPin)
index = brainPin - GPIOA_0;
/* if index outside array boundary */
if ((unsigned)index > (sizeof(PIN_USED) / sizeof(PIN_USED[0])))
if ((unsigned)index >= getNumBrainPins() + BOARD_EXT_PINREPOPINS)
return -1;
return index;
@ -81,58 +52,28 @@ PinRepository::PinRepository() {
static PinRepository instance;
static int getPortIndex(ioportid_t port) {
efiAssert(CUSTOM_ERR_ASSERT, port != NULL, "null port", -1);
if (port == GPIOA)
return 0;
if (port == GPIOB)
return 1;
if (port == GPIOC)
return 2;
if (port == GPIOD)
return 3;
#if STM32_HAS_GPIOE
if (port == GPIOE)
return 4;
#endif /* STM32_HAS_GPIOE */
#if STM32_HAS_GPIOF
if (port == GPIOF)
return 5;
#endif /* STM32_HAS_GPIOF */
#if STM32_HAS_GPIOG
if (port == GPIOG)
return 6;
#endif /* STM32_HAS_GPIOG */
#if STM32_HAS_GPIOH
if (port == GPIOH)
return 7;
#endif /* STM32_HAS_GPIOH */
firmwareError(CUSTOM_ERR_UNKNOWN_PORT, "unknown port");
return -1;
}
static void reportPins(void) {
for (unsigned int i = 0; i < PIN_REPO_SIZE; i++) {
const char *pin_user = PIN_USED[i];
for (unsigned int i = 0; i < getNumBrainPins(); i++) {
const char *pin_user = getBrainUsedPin(i);
/* show used pins */
if (pin_user != NULL) {
int portIndex = i / PORT_SIZE;
int pin = i % PORT_SIZE;
ioportid_t port = ports[portIndex];
brain_pin_e brainPin = index_to_brainPin(i);
int pin = getBrainPinIndex(brainPin);
ioportid_t port = getBrainPort(brainPin);
scheduleMsg(&logger, "pin %s%d: %s", portname(port), pin, pin_user);
}
}
#if (BOARD_EXT_GPIOCHIPS > 0)
for (unsigned int i = PIN_REPO_SIZE ; i < PIN_REPO_SIZE + BOARD_EXT_PINREPOPINS /* gpiochips_get_total_pins()*/ ; i++) {
for (unsigned int i = getNumBrainPins() ; i < getNumBrainPins() + BOARD_EXT_PINREPOPINS /* gpiochips_get_total_pins()*/ ; i++) {
const char *pin_name;
const char *pin_user;
brain_pin_e brainPin = index_to_brainPin(i);
pin_name = gpiochips_getPinName(brainPin);
pin_user = PIN_USED[i];
pin_user = getBrainUsedPin(i);
/* here show all pins, unused too */
if (pin_name != NULL) {
@ -152,32 +93,6 @@ static void reportPins(void) {
static MemoryStream portNameStream;
static char portNameBuffer[20];
/**
* Parse string representation of physical pin into brain_pin_e ordinal.
*
* @return GPIO_UNASSIGNED for "none", GPIO_INVALID for invalid entry
*/
brain_pin_e parseBrainPin(const char *str) {
if (strEqual(str, "none"))
return GPIO_UNASSIGNED;
// todo: create method toLowerCase?
if (str[0] != 'p' && str[0] != 'P') {
return GPIO_INVALID;
}
char port = str[1];
brain_pin_e basePin;
if (port >= 'a' && port <= 'z') {
basePin = (brain_pin_e) ((int) GPIOA_0 + 16 * (port - 'a'));
} else if (port >= 'A' && port <= 'Z') {
basePin = (brain_pin_e) ((int) GPIOA_0 + 16 * (port - 'A'));
} else {
return GPIO_INVALID;
}
const char *pinStr = str + 2;
int pin = atoi(pinStr);
return (brain_pin_e)(basePin + pin);
}
const char *hwPortname(brain_pin_e brainPin) {
if (brainPin == GPIO_INVALID) {
return "INVALID";
@ -218,18 +133,13 @@ void initPinRepository(void) {
msObjectInit(&portNameStream, (uint8_t*) portNameBuffer, sizeof(portNameBuffer), 0);
memset(PIN_USED, 0, sizeof(PIN_USED));
initBrainUsedPins();
initialized = true;
addConsoleAction("pins", reportPins);
}
static int getIndex(ioportid_t port, ioportmask_t pin) {
int portIndex = getPortIndex(port);
return portIndex * PORT_SIZE + pin;
}
bool brain_pin_is_onchip(brain_pin_e brainPin)
{
if ((brainPin < GPIOA_0) || (brainPin > BRAIN_PIN_LAST_ONCHIP))
@ -265,18 +175,18 @@ bool brain_pin_markUsed(brain_pin_e brainPin, const char *msg) {
if (index < 0)
return true;
if (PIN_USED[index] != NULL) {
if (getBrainUsedPin(index) != NULL) {
/* TODO: get readable name of brainPin... */
/**
* todo: the problem is that this warning happens before the console is even
* connected, so the warning is never displayed on the console and that's quite a problem!
*/
// warning(OBD_PCM_Processor_Fault, "brain pin %d req by %s used by %s", brainPin, msg, PIN_USED[index]);
firmwareError(CUSTOM_ERR_PIN_ALREADY_USED_1, "brain pin %s req by %s used by %s", hwPortname(brainPin), msg, PIN_USED[index]);
// warning(OBD_PCM_Processor_Fault, "brain pin %d req by %s used by %s", brainPin, msg, getBrainUsedPin(index));
firmwareError(CUSTOM_ERR_PIN_ALREADY_USED_1, "brain pin %s req by %s used by %s", hwPortname(brainPin), msg, getBrainUsedPin(index));
return true;
}
PIN_USED[index] = msg;
getBrainUsedPin(index) = msg;
totalPinsUsed++;
return false;
}
@ -298,9 +208,9 @@ void brain_pin_markUnused(brain_pin_e brainPin)
if (index < 0)
return;
if (PIN_USED[index] != NULL)
if (getBrainUsedPin(index) != NULL)
totalPinsUsed--;
PIN_USED[index] = NULL;
getBrainUsedPin(index) = NULL;
}
/**
@ -313,18 +223,18 @@ bool gpio_pin_markUsed(ioportid_t port, ioportmask_t pin, const char *msg) {
firmwareError(CUSTOM_ERR_PIN_REPO, "repository not initialized");
return false;
}
int index = getIndex(port, pin);
int index = getBrainIndex(port, pin);
if (PIN_USED[index] != NULL) {
if (getBrainUsedPin(index) != NULL) {
/**
* todo: the problem is that this warning happens before the console is even
* connected, so the warning is never displayed on the console and that's quite a problem!
*/
// warning(OBD_PCM_Processor_Fault, "%s%d req by %s used by %s", portname(port), pin, msg, PIN_USED[index]);
firmwareError(CUSTOM_ERR_PIN_ALREADY_USED_1, "%s%d req by %s used by %s", portname(port), pin, msg, PIN_USED[index]);
// warning(OBD_PCM_Processor_Fault, "%s%d req by %s used by %s", portname(port), pin, msg, getBrainUsedPin(index));
firmwareError(CUSTOM_ERR_PIN_ALREADY_USED_1, "%s%d req by %s used by %s", portname(port), pin, msg, getBrainUsedPin(index));
return true;
}
PIN_USED[index] = msg;
getBrainUsedPin(index) = msg;
totalPinsUsed++;
return false;
}
@ -339,11 +249,11 @@ void gpio_pin_markUnused(ioportid_t port, ioportmask_t pin) {
firmwareError(CUSTOM_ERR_PIN_REPO, "repository not initialized");
return;
}
int index = getIndex(port, pin);
int index = getBrainIndex(port, pin);
if (PIN_USED[index] != NULL)
if (getBrainUsedPin(index) != NULL)
totalPinsUsed--;
PIN_USED[index] = NULL;
getBrainUsedPin(index) = NULL;
}
const char *getPinFunction(brain_input_pin_e brainPin) {
@ -353,7 +263,7 @@ const char *getPinFunction(brain_input_pin_e brainPin) {
if (index < 0)
return NULL;
return PIN_USED[index];
return getBrainUsedPin(index);
}
#endif

13
firmware/hw_layer/pin_repository.h
View File

@ -25,8 +25,6 @@ class PinRepository {
#endif /* __cplusplus */
#define PORT_SIZE 16
void initPinRepository(void);
EXTERNC bool brain_pin_is_onchip(brain_pin_e brainPin);
EXTERNC bool brain_pin_is_ext(brain_pin_e brainPin);
@ -46,4 +44,15 @@ EXTERNC bool gpio_pin_markUsed(ioportid_t port, ioportmask_t pin, const char *ms
EXTERNC void gpio_pin_markUnused(ioportid_t port, ioportmask_t pin);
#endif /* EFI_PROD_CODE*/
/* defined in ports/ */
int getBrainIndex(ioportid_t port, ioportmask_t pin);
ioportid_t getBrainPort(brain_pin_e brainPin);
int getBrainPinIndex(brain_pin_e brainPin);
unsigned int getNumBrainPins(void);
void initBrainUsedPins(void);
#ifdef __cplusplus
const char* & getBrainUsedPin(unsigned int idx);
#endif
#endif /* PIN_REPOSITORY_H_ */

190
firmware/hw_layer/ports/stm32/stm32_pins.cpp Normal file
View File

@ -0,0 +1,190 @@
/**
* @file stm32_pins.cpp
* @brief STM32-compatible GPIO code
*
* @date Jun 02, 2019
* @author Andrey Belomutskiy, (c) 2012-2019
*/
#include "global.h"
#include "engine.h"
#include "efi_gpio.h"
#define PORT_SIZE 16
static ioportid_t ports[] = {GPIOA,
GPIOB,
GPIOC,
GPIOD,
#if STM32_HAS_GPIOE
GPIOE,
#else
nullptr,
#endif /* STM32_HAS_GPIOE */
#if STM32_HAS_GPIOF
GPIOF,
#else
nullptr,
#endif /* STM32_HAS_GPIOF */
#if STM32_HAS_GPIOG
GPIOG,
#else
nullptr,
#endif /* STM32_HAS_GPIOG */
#if STM32_HAS_GPIOH
GPIOH,
#else
nullptr,
#endif /* STM32_HAS_GPIOH */
};
#define PIN_REPO_SIZE (sizeof(ports) / sizeof(ports[0])) * PORT_SIZE
// todo: move this into PinRepository class
static const char *PIN_USED[PIN_REPO_SIZE + BOARD_EXT_PINREPOPINS];
#if EFI_GPIO_HARDWARE
#include "pin_repository.h"
#include "io_pins.h"
extern ioportid_t PORTS[];
/**
* @deprecated - use hwPortname() instead
*/
const char *portname(ioportid_t GPIOx) {
if (GPIOx == GPIOA)
return "PA";
if (GPIOx == GPIOB)
return "PB";
if (GPIOx == GPIOC)
return "PC";
if (GPIOx == GPIOD)
return "PD";
#if STM32_HAS_GPIOE
if (GPIOx == GPIOE)
return "PE";
#endif /* STM32_HAS_GPIOE */
#if STM32_HAS_GPIOF
if (GPIOx == GPIOF)
return "PF";
#endif /* STM32_HAS_GPIOF */
#if STM32_HAS_GPIOG
if (GPIOx == GPIOG)
return "PG";
#endif /* STM32_HAS_GPIOG */
#if STM32_HAS_GPIOH
if (GPIOx == GPIOH)
return "PH";
#endif /* STM32_HAS_GPIOH */
return "unknown";
}
static int getPortIndex(ioportid_t port) {
efiAssert(CUSTOM_ERR_ASSERT, port != NULL, "null port", -1);
if (port == GPIOA)
return 0;
if (port == GPIOB)
return 1;
if (port == GPIOC)
return 2;
if (port == GPIOD)
return 3;
#if STM32_HAS_GPIOE
if (port == GPIOE)
return 4;
#endif /* STM32_HAS_GPIOE */
#if STM32_HAS_GPIOF
if (port == GPIOF)
return 5;
#endif /* STM32_HAS_GPIOF */
#if STM32_HAS_GPIOG
if (port == GPIOG)
return 6;
#endif /* STM32_HAS_GPIOG */
#if STM32_HAS_GPIOH
if (port == GPIOH)
return 7;
#endif /* STM32_HAS_GPIOH */
firmwareError(CUSTOM_ERR_UNKNOWN_PORT, "unknown port");
return -1;
}
ioportid_t getBrainPort(brain_pin_e brainPin) {
return ports[(brainPin - GPIOA_0) / PORT_SIZE];
}
int getBrainPinIndex(brain_pin_e brainPin) {
return (brainPin - GPIOA_0) % PORT_SIZE;
}
int getBrainIndex(ioportid_t port, ioportmask_t pin) {
int portIndex = getPortIndex(port);
return portIndex * PORT_SIZE + pin;
}
ioportid_t getHwPort(const char *msg, brain_pin_e brainPin) {
if (brainPin == GPIO_UNASSIGNED || brainPin == GPIO_INVALID)
return GPIO_NULL;
if (brainPin < GPIOA_0 || brainPin > BRAIN_PIN_LAST_ONCHIP) {
firmwareError(CUSTOM_ERR_INVALID_PIN, "%s: Invalid brain_pin_e: %d", msg, brainPin);
return GPIO_NULL;
}
return PORTS[(brainPin - GPIOA_0) / PORT_SIZE];
}
/**
* this method returns the numeric part of pin name. For instance, for PC13 this would return '13'
*/
ioportmask_t getHwPin(const char *msg, brain_pin_e brainPin)
{
if (brainPin == GPIO_UNASSIGNED || brainPin == GPIO_INVALID)
return EFI_ERROR_CODE;
if (brain_pin_is_onchip(brainPin))
return getBrainPinIndex(brainPin);
firmwareError(CUSTOM_ERR_INVALID_PIN, "%s: Invalid on-chip brain_pin_e: %d", msg, brainPin);
return EFI_ERROR_CODE;
}
/**
* Parse string representation of physical pin into brain_pin_e ordinal.
*
* @return GPIO_UNASSIGNED for "none", GPIO_INVALID for invalid entry
*/
brain_pin_e parseBrainPin(const char *str) {
if (strEqual(str, "none"))
return GPIO_UNASSIGNED;
// todo: create method toLowerCase?
if (str[0] != 'p' && str[0] != 'P') {
return GPIO_INVALID;
}
char port = str[1];
brain_pin_e basePin;
if (port >= 'a' && port <= 'z') {
basePin = (brain_pin_e) ((int) GPIOA_0 + PORT_SIZE * (port - 'a'));
} else if (port >= 'A' && port <= 'Z') {
basePin = (brain_pin_e) ((int) GPIOA_0 + PORT_SIZE * (port - 'A'));
} else {
return GPIO_INVALID;
}
const char *pinStr = str + 2;
int pin = atoi(pinStr);
return (brain_pin_e)(basePin + pin);
}
unsigned int getNumBrainPins(void) {
return PIN_REPO_SIZE;
}
void initBrainUsedPins(void) {
memset(PIN_USED, 0, sizeof(PIN_USED));
}
const char* & getBrainUsedPin(unsigned int idx) {
return PIN_USED[idx];
}
#endif /* EFI_GPIO_HARDWARE */

1
firmware/hw_layer/ports/stm32/stm32f1/hw_ports.mk
View File

@ -1,4 +1,5 @@
HW_LAYER_EMS += $(PROJECT_DIR)/hw_layer/ports/stm32/flash.c
HW_LAYER_EMS_CPP += $(PROJECT_DIR)/hw_layer/ports/stm32/stm32f1/mpu_util.cpp \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32_pins.cpp \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32_common.cpp

1
firmware/hw_layer/ports/stm32/stm32f4/hw_ports.mk
View File

@ -3,5 +3,6 @@ HW_LAYER_EMS += $(PROJECT_DIR)/hw_layer/ports/stm32/flash.c \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32f4/stm32f4xx_hal_flash_ex.c
HW_LAYER_EMS_CPP += $(PROJECT_DIR)/hw_layer/ports/stm32/stm32f4/mpu_util.cpp \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32_pins.cpp \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32_common.cpp

1
firmware/hw_layer/ports/stm32/stm32f7/hw_ports.mk
View File

@ -3,5 +3,6 @@ HW_LAYER_EMS += $(PROJECT_DIR)/hw_layer/ports/stm32/flash.c \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32f7/stm32f7xx_hal_flash_ex.c
HW_LAYER_EMS_CPP += $(PROJECT_DIR)/hw_layer/ports/stm32/stm32f7/mpu_util.cpp \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32_pins.cpp \
$(PROJECT_DIR)/hw_layer/ports/stm32/stm32_common.cpp