gex
/
gex-core
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Added func for simple periph clock toggling without the horrible if jungle

Browse Source
sipo
Ondřej Hruška 7 years ago
parent 137619d942
commit e2e4d91cf3
Signed by: MightyPork
GPG Key ID: 2C5FD5035250423D
14 changed files with 317 additions and 159 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 12
      framework/resources.c
  2. 2
      framework/unit_base.h
  3. 29
      platform/debug_uart.c
  4. 245
      platform/hw_utils.c
  5. 34
      platform/hw_utils.h
  6. 8
      platform/lock_jumper.c
  7. 8
      platform/platform.c
  8. 8
      platform/status_led.c
  9. 14
      units/digital_in/unit_din.c
  10. 22
      units/digital_out/unit_dout.c
  11. 16
      units/i2c/unit_i2c.c
  12. 6
      units/neopixel/unit_neopixel.c
  13. 30
      units/spi/unit_spi.c
  14. 42
      units/usart/unit_usart.c

12
framework/resources.c
Unescape View File

@ -5,7 +5,7 @@
#include "platform.h" #include "platform.h"
#include "unit.h" #include "unit.h"
#include "resources.h" #include "resources.h"
#include "pin_utils.h" #include "hw_utils.h"
#include "unit_registry.h" #include "unit_registry.h"
static bool rsc_initialized = false; static bool rsc_initialized = false;
@ -129,7 +129,7 @@ error_t rsc_claim_gpios(Unit *unit, char port_name, uint16_t pins)
for (int i = 0; i < 16; i++) { for (int i = 0; i < 16; i++) {
if (pins & (1 << i)) { if (pins & (1 << i)) {
Resource rsc = pin2resource(port_name, (uint8_t) i, &suc); Resource rsc = hw_pin2resource(port_name, (uint8_t) i, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
TRY(rsc_claim(unit, rsc)); TRY(rsc_claim(unit, rsc));
@ -141,7 +141,7 @@ error_t rsc_claim_gpios(Unit *unit, char port_name, uint16_t pins)
error_t rsc_claim_pin(Unit *unit, char port_name, uint8_t pin) error_t rsc_claim_pin(Unit *unit, char port_name, uint8_t pin)
{ {
bool suc = true; bool suc = true;
Resource rsc = pin2resource(port_name, pin, &suc); Resource rsc = hw_pin2resource(port_name, pin, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
TRY(rsc_claim(unit, rsc)); TRY(rsc_claim(unit, rsc));
return E_SUCCESS; return E_SUCCESS;
@ -214,7 +214,7 @@ void rsc_teardown(Unit *unit)
assert_param(unit != NULL); assert_param(unit != NULL);
rsc_dbg("Tearing down unit %s", unit->name); rsc_dbg("Tearing down unit %s", unit->name);
deinit_unit_pins(unit); hw_deinit_unit_pins(unit);
for (uint32_t i = 0; i < RSCMAP_LEN; i++) { for (uint32_t i = 0; i < RSCMAP_LEN; i++) {
global_rscmap[i] &= ~unit->resources[i]; global_rscmap[i] &= ~unit->resources[i];
@ -256,7 +256,7 @@ void rsc_print_all_available(IniWriter *iw)
if (i%16 == 0) { if (i%16 == 0) {
// here we print the previous port // here we print the previous port
if (bitmap != 0) { if (bitmap != 0) {
iw_string(iw, str_pinmask(bitmap, iwbuffer)); iw_string(iw, pinmask2str(bitmap, iwbuffer));
bitmap = 0; bitmap = 0;
} }
@ -271,7 +271,7 @@ void rsc_print_all_available(IniWriter *iw)
} }
// the last one // the last one
if (bitmap != 0) { if (bitmap != 0) {
iw_string(iw, str_pinmask(bitmap, iwbuffer)); iw_string(iw, pinmask2str(bitmap, iwbuffer));
} }
iw_newline(iw); iw_newline(iw);
iw_newline(iw); iw_newline(iw);

2
framework/unit_base.h
Unescape View File

@ -4,7 +4,7 @@
#include "platform.h" #include "platform.h"
#include "unit.h" #include "unit.h"
#include "pin_utils.h" #include "hw_utils.h"
#include "resources.h" #include "resources.h"
#include "utils/str_utils.h" #include "utils/str_utils.h"
#include "utils/malloc_safe.h" #include "utils/malloc_safe.h"

29
platform/debug_uart.c
Unescape View File

@ -6,7 +6,7 @@
#include "framework/resources.h" #include "framework/resources.h"
#include "debug_uart.h" #include "debug_uart.h"
#include "plat_compat.h" #include "plat_compat.h"
#include "pin_utils.h" #include "hw_utils.h"
#if USE_DEBUG_UART #if USE_DEBUG_UART
@ -56,11 +56,9 @@
/** Init the submodule. */ /** Init the submodule. */
void DebugUart_Init(void) void DebugUart_Init(void)
{ {
bool suc = true;
// Debug UART // Debug UART
assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, DEBUG_USART_RSC)); assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, DEBUG_USART_RSC));
assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, pin2resource(DEBUG_USART_PORT, DEBUG_USART_PIN, &suc))); assert_param(E_SUCCESS == rsc_claim_pin(&UNIT_SYSTEM, DEBUG_USART_PORT, DEBUG_USART_PIN));
assert_param(suc);
} }
/** Init the hardware peripheral - this is called early in the boot process */ /** Init the hardware peripheral - this is called early in the boot process */
@ -68,28 +66,10 @@ void DebugUart_PreInit(void)
{ {
// configure AF only if platform uses AF numbers // configure AF only if platform uses AF numbers
#if !PLAT_NO_AFNUM #if !PLAT_NO_AFNUM
configure_gpio_alternate(DEBUG_USART_PORT, DEBUG_USART_PIN, DEBUG_USART_AF); hw_configure_gpio_af(DEBUG_USART_PORT, DEBUG_USART_PIN, DEBUG_USART_AF);
#endif #endif
if (DEBUG_USART == USART1) { hw_periph_clock_enable(DEBUG_USART);
__HAL_RCC_USART1_CLK_ENABLE();
}
else if (DEBUG_USART == USART2) {
__HAL_RCC_USART2_CLK_ENABLE();
}
else if (DEBUG_USART == USART3) {
__HAL_RCC_USART3_CLK_ENABLE();
}
#ifdef USART4
else if (DEBUG_USART == USART4) {
__HAL_RCC_USART4_CLK_ENABLE();
}
#endif
#ifdef USART5
else if (DEBUG_USART == USART5) {
__HAL_RCC_USART5_CLK_ENABLE();
}
#endif
// LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_2, LL_GPIO_MODE_ALTERNATE); // LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_2, LL_GPIO_MODE_ALTERNATE);
// LL_GPIO_SetPinOutputType(GPIOA, LL_GPIO_PIN_2, LL_GPIO_OUTPUT_PUSHPULL); // LL_GPIO_SetPinOutputType(GPIOA, LL_GPIO_PIN_2, LL_GPIO_OUTPUT_PUSHPULL);
@ -118,7 +98,6 @@ void debug_write(const char *buf, uint16_t len)
ssize_t _write_r(struct _reent *rptr, int fd, const void *buf, size_t len) ssize_t _write_r(struct _reent *rptr, int fd, const void *buf, size_t len)
{ {
trap("Use of newlib printf"); trap("Use of newlib printf");
return len;
} }
#else #else

245
platform/pin_utils.c → platform/hw_utils.c
Unescape View File

@ -3,7 +3,7 @@
// //
#include <utils/avrlibc.h> #include <utils/avrlibc.h>
#include "pin_utils.h" #include "hw_utils.h"
#include "macro.h" #include "macro.h"
#define PINS_COUNT 16 #define PINS_COUNT 16
@ -46,7 +46,7 @@ static GPIO_TypeDef * const port_periphs[] = {
COMPILER_ASSERT(PORTS_COUNT == ELEMENTS_IN_ARRAY(port_periphs)); COMPILER_ASSERT(PORTS_COUNT == ELEMENTS_IN_ARRAY(port_periphs));
/** Convert pin number to LL bitfield */ /** Convert pin number to LL bitfield */
uint32_t pin2ll(uint8_t pin_number, bool *suc) uint32_t hw_pin2ll(uint8_t pin_number, bool *suc)
{ {
assert_param(suc != NULL); assert_param(suc != NULL);
@ -60,7 +60,7 @@ uint32_t pin2ll(uint8_t pin_number, bool *suc)
} }
/** Convert port name (A,B,C...) to peripheral struct pointer */ /** Convert port name (A,B,C...) to peripheral struct pointer */
GPIO_TypeDef *port2periph(char port_name, bool *suc) GPIO_TypeDef *hw_port2periph(char port_name, bool *suc)
{ {
assert_param(suc != NULL); assert_param(suc != NULL);
@ -75,7 +75,7 @@ GPIO_TypeDef *port2periph(char port_name, bool *suc)
} }
/** Convert a pin to resource handle */ /** Convert a pin to resource handle */
Resource pin2resource(char port_name, uint8_t pin_number, bool *suc) Resource hw_pin2resource(char port_name, uint8_t pin_number, bool *suc)
{ {
assert_param(suc != NULL); assert_param(suc != NULL);
@ -116,7 +116,7 @@ bool parse_pin(const char *value, char *targetName, uint8_t *targetNumber)
} }
/** Parse port name */ /** Parse port name */
bool parse_port(const char *value, char *targetName) bool parse_port_name(const char *value, char *targetName)
{ {
*targetName = (uint8_t) value[0]; *targetName = (uint8_t) value[0];
if (!(*targetName >= 'A' && *targetName < 'A' + PORTS_COUNT)) return false; if (!(*targetName >= 'A' && *targetName < 'A' + PORTS_COUNT)) return false;
@ -177,7 +177,7 @@ uint16_t parse_pinmask(const char *value, bool *suc)
} }
/** Convert a pin bitmask to the ASCII format understood by str_parse_pinmask() */ /** Convert a pin bitmask to the ASCII format understood by str_parse_pinmask() */
char * str_pinmask(uint16_t pins, char *buffer) char * pinmask2str(uint16_t pins, char *buffer)
{ {
char *b = buffer; char *b = buffer;
uint32_t start = 0; uint32_t start = 0;
@ -230,7 +230,7 @@ char * str_pinmask(uint16_t pins, char *buffer)
} }
/** Spread packed port pins using a mask */ /** Spread packed port pins using a mask */
uint16_t port_spread(uint16_t packed, uint16_t mask) uint16_t pinmask_spread(uint16_t packed, uint16_t mask)
{ {
uint16_t result = 0; uint16_t result = 0;
uint16_t poke = 1; uint16_t poke = 1;
@ -246,7 +246,7 @@ uint16_t port_spread(uint16_t packed, uint16_t mask)
} }
/** Pack spread port pins using a mask */ /** Pack spread port pins using a mask */
uint16_t port_pack(uint16_t spread, uint16_t mask) uint16_t pinmask_pack(uint16_t spread, uint16_t mask)
{ {
uint16_t result = 0; uint16_t result = 0;
uint16_t poke = 1; uint16_t poke = 1;
@ -262,7 +262,7 @@ uint16_t port_pack(uint16_t spread, uint16_t mask)
} }
/** Configure unit pins as analog (part of unit teardown) */ /** Configure unit pins as analog (part of unit teardown) */
void deinit_unit_pins(Unit *unit) void hw_deinit_unit_pins(Unit *unit)
{ {
for (uint32_t rsc = R_PA0; rsc <= R_PF15; rsc++) { for (uint32_t rsc = R_PA0; rsc <= R_PF15; rsc++) {
if (RSC_IS_HELD(unit->resources, rsc)) { if (RSC_IS_HELD(unit->resources, rsc)) {
@ -275,11 +275,15 @@ void deinit_unit_pins(Unit *unit)
} }
/** Configure a pin to alternate function */ /** Configure a pin to alternate function */
error_t configure_gpio_alternate(char port_name, uint8_t pin_num, uint32_t ll_af) error_t hw_configure_gpio_af(char port_name, uint8_t pin_num, uint32_t ll_af)
{ {
#if PLAT_NO_AFNUM
trap("Illegal call to hw_configure_gpio_af() on this platform");
#else
bool suc = true; bool suc = true;
GPIO_TypeDef *port = port2periph(port_name, &suc); GPIO_TypeDef *port = hw_port2periph(port_name, &suc);
uint32_t ll_pin = pin2ll(pin_num, &suc); uint32_t ll_pin = hw_pin2ll(pin_num, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
if (pin_num < 8) if (pin_num < 8)
@ -289,19 +293,21 @@ error_t configure_gpio_alternate(char port_name, uint8_t pin_num, uint32_t ll_af
LL_GPIO_SetPinMode(port, ll_pin, LL_GPIO_MODE_ALTERNATE); LL_GPIO_SetPinMode(port, ll_pin, LL_GPIO_MODE_ALTERNATE);
#endif
return E_SUCCESS; return E_SUCCESS;
} }
/** Configure pins using sparse map */ /** Configure pins using sparse map */
error_t configure_sparse_pins(char port_name, uint16_t mask, GPIO_TypeDef **port_dest, uint32_t ll_mode, uint32_t ll_otype) error_t hw_configure_sparse_pins(char port_name, uint16_t mask, GPIO_TypeDef **port_dest,
uint32_t ll_mode, uint32_t ll_otype)
{ {
bool suc = true; bool suc = true;
GPIO_TypeDef *port = port2periph(port_name, &suc); GPIO_TypeDef *port = hw_port2periph(port_name, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
for (int i = 0; i < 16; i++) { for (int i = 0; i < 16; i++) {
if (mask & (1<<i)) { if (mask & (1<<i)) {
uint32_t ll_pin = pin2ll((uint8_t) i, &suc); uint32_t ll_pin = hw_pin2ll((uint8_t) i, &suc);
LL_GPIO_SetPinMode(port, ll_pin, ll_mode); LL_GPIO_SetPinMode(port, ll_pin, ll_mode);
LL_GPIO_SetPinOutputType(port, ll_pin, ll_otype); LL_GPIO_SetPinOutputType(port, ll_pin, ll_otype);
LL_GPIO_SetPinSpeed(port, ll_pin, LL_GPIO_SPEED_FREQ_HIGH); LL_GPIO_SetPinSpeed(port, ll_pin, LL_GPIO_SPEED_FREQ_HIGH);
@ -314,3 +320,212 @@ error_t configure_sparse_pins(char port_name, uint16_t mask, GPIO_TypeDef **port
return E_SUCCESS; return E_SUCCESS;
} }
void hw_periph_clock_enable(void *periph)
{
// GPIOs are enabled by default on start-up
// --- USART ---
if (periph == USART1) __HAL_RCC_USART1_CLK_ENABLE();
else if (periph == USART2) __HAL_RCC_USART2_CLK_ENABLE();
#ifdef USART3
else if (periph == USART3) __HAL_RCC_USART3_CLK_ENABLE();
#endif
#ifdef USART4
else if (periph == USART4) __HAL_RCC_USART4_CLK_ENABLE();
#endif
#ifdef USART5
else if (periph == USART5) __HAL_RCC_USART5_CLK_ENABLE();
#endif
// --- SPI ---
else if (periph == SPI1) __HAL_RCC_SPI1_CLK_ENABLE();
#ifdef SPI2
else if (periph == SPI2) __HAL_RCC_SPI2_CLK_ENABLE();
#endif
#ifdef SPI3
else if (periph == SPI3) __HAL_RCC_SPI3_CLK_ENABLE();
#endif
// --- I2C ---
else if (periph == I2C1) __HAL_RCC_I2C1_CLK_ENABLE();
else if (periph == I2C2) __HAL_RCC_I2C2_CLK_ENABLE();
#ifdef I2C3
else if (periph == I2C3) __HAL_RCC_I2C3_CLK_ENABLE();
#endif
// --- DMA ---
else if (periph == DMA1) __HAL_RCC_DMA1_CLK_ENABLE();
#ifdef DMA2
else if (periph == DMA2) __HAL_RCC_DMA2_CLK_ENABLE();
#endif
// --- TIM ---
else if (periph == TIM1) __HAL_RCC_TIM1_CLK_ENABLE();
else if (periph == TIM2) __HAL_RCC_TIM2_CLK_ENABLE();
else if (periph == TIM3) __HAL_RCC_TIM3_CLK_ENABLE();
#ifdef TIM4
else if (periph == TIM4) __HAL_RCC_TIM4_CLK_ENABLE();
#endif
#ifdef TIM5
else if (periph == TIM5) __HAL_RCC_TIM5_CLK_ENABLE();
#endif
#ifdef TIM6
else if (periph == TIM6) __HAL_RCC_TIM7_CLK_ENABLE();
#endif
#ifdef TIM7
else if (periph == TIM7) __HAL_RCC_TIM7_CLK_ENABLE();
#endif
#ifdef TIM8
else if (periph == TIM8) __HAL_RCC_TIM8_CLK_ENABLE();
#endif
#ifdef TIM9
else if (periph == TIM9) __HAL_RCC_TIM9_CLK_ENABLE();
#endif
#ifdef TIM11
else if (periph == TIM11) __HAL_RCC_TIM11_CLK_ENABLE();
#endif
#ifdef TIM12
else if (periph == TIM12) __HAL_RCC_TIM12_CLK_ENABLE();
#endif
#ifdef TIM13
else if (periph == TIM13) __HAL_RCC_TIM13_CLK_ENABLE();
#endif
#ifdef TIM14
else if (periph == TIM14) __HAL_RCC_TIM14_CLK_ENABLE();
#endif
#ifdef TIM15
else if (periph == TIM15) __HAL_RCC_TIM15_CLK_ENABLE();
#endif
#ifdef TIM16
else if (periph == TIM16) __HAL_RCC_TIM15_CLK_ENABLE();
#endif
#ifdef TIM17
else if (periph == TIM17) __HAL_RCC_TIM17_CLK_ENABLE();
#endif
// --- ADC ---
#ifdef ADC1
else if (periph == ADC1) __HAL_RCC_ADC1_CLK_ENABLE();
#endif
#ifdef ADC2
else if (periph == ADC2) __HAL_RCC_ADC2_CLK_ENABLE();
#endif
// --- DAC ---
#ifdef DAC1
else if (periph == DAC1) __HAL_RCC_DAC1_CLK_ENABLE();
#endif
#ifdef DAC2
else if (periph == DAC2) __HAL_RCC_DAC2_CLK_ENABLE();
#endif
else {
dbg("Periph 0x%p missing in hw clock enable func", periph);
trap("BUG");
}
}
void hw_periph_clock_disable(void *periph)
{
// GPIOs are enabled by default on start-up
// --- USART ---
if (periph == USART1) __HAL_RCC_USART1_CLK_DISABLE();
else if (periph == USART2) __HAL_RCC_USART2_CLK_DISABLE();
#ifdef USART3
else if (periph == USART3) __HAL_RCC_USART3_CLK_DISABLE();
#endif
#ifdef USART4
else if (periph == USART4) __HAL_RCC_USART4_CLK_DISABLE();
#endif
#ifdef USART5
else if (periph == USART5) __HAL_RCC_USART5_CLK_DISABLE();
#endif
// --- SPI ---
else if (periph == SPI1) __HAL_RCC_SPI1_CLK_DISABLE();
#ifdef SPI2
else if (periph == SPI2) __HAL_RCC_SPI2_CLK_DISABLE();
#endif
#ifdef SPI3
else if (periph == SPI3) __HAL_RCC_SPI3_CLK_DISABLE();
#endif
// --- I2C ---
else if (periph == I2C1) __HAL_RCC_I2C1_CLK_DISABLE();
else if (periph == I2C2) __HAL_RCC_I2C2_CLK_DISABLE();
#ifdef I2C3
else if (periph == I2C3) __HAL_RCC_I2C3_CLK_DISABLE();
#endif
// --- DMA ---
else if (periph == DMA1) __HAL_RCC_DMA1_CLK_DISABLE();
#ifdef DMA2
else if (periph == DMA2) __HAL_RCC_DMA2_CLK_DISABLE();
#endif
// --- TIM ---
else if (periph == TIM1) __HAL_RCC_TIM1_CLK_DISABLE();
else if (periph == TIM2) __HAL_RCC_TIM2_CLK_DISABLE();
else if (periph == TIM3) __HAL_RCC_TIM3_CLK_DISABLE();
#ifdef TIM4
else if (periph == TIM4) __HAL_RCC_TIM4_CLK_DISABLE();
#endif
#ifdef TIM5
else if (periph == TIM5) __HAL_RCC_TIM5_CLK_DISABLE();
#endif
#ifdef TIM6
else if (periph == TIM6) __HAL_RCC_TIM7_CLK_DISABLE();
#endif
#ifdef TIM7
else if (periph == TIM7) __HAL_RCC_TIM7_CLK_DISABLE();
#endif
#ifdef TIM8
else if (periph == TIM8) __HAL_RCC_TIM8_CLK_DISABLE();
#endif
#ifdef TIM9
else if (periph == TIM9) __HAL_RCC_TIM9_CLK_DISABLE();
#endif
#ifdef TIM11
else if (periph == TIM11) __HAL_RCC_TIM11_CLK_DISABLE();
#endif
#ifdef TIM12
else if (periph == TIM12) __HAL_RCC_TIM12_CLK_DISABLE();
#endif
#ifdef TIM13
else if (periph == TIM13) __HAL_RCC_TIM13_CLK_DISABLE();
#endif
#ifdef TIM14
else if (periph == TIM14) __HAL_RCC_TIM14_CLK_DISABLE();
#endif
#ifdef TIM15
else if (periph == TIM15) __HAL_RCC_TIM15_CLK_DISABLE();
#endif
#ifdef TIM16
else if (periph == TIM16) __HAL_RCC_TIM15_CLK_DISABLE();
#endif
#ifdef TIM17
else if (periph == TIM17) __HAL_RCC_TIM17_CLK_DISABLE();
#endif
// --- ADC ---
#ifdef ADC1
else if (periph == ADC1) __HAL_RCC_ADC1_CLK_DISABLE();
#endif
#ifdef ADC2
else if (periph == ADC2) __HAL_RCC_ADC2_CLK_DISABLE();
#endif
// --- DAC ---
#ifdef DAC1
else if (periph == DAC1) __HAL_RCC_DAC1_CLK_DISABLE();
#endif
#ifdef DAC2
else if (periph == DAC2) __HAL_RCC_DAC2_CLK_DISABLE();
#endif
else {
dbg("Periph 0x%p missing in hw clock disable func", periph);
trap("BUG");
}
}

34
platform/pin_utils.h → platform/hw_utils.h
Unescape View File

@ -17,7 +17,7 @@
* @param suc - set to false on failure, left unchanged on success. * @param suc - set to false on failure, left unchanged on success.
* @return LL_GPIO_PIN_x * @return LL_GPIO_PIN_x
*/ */
uint32_t pin2ll(uint8_t pin_number, bool *suc); uint32_t hw_pin2ll(uint8_t pin_number, bool *suc);
/** /**
* Convert pin name and number to a resource enum * Convert pin name and number to a resource enum
@ -27,7 +27,7 @@ uint32_t pin2ll(uint8_t pin_number, bool *suc);
* @param suc - set to false on failure, left unchanged on success * @param suc - set to false on failure, left unchanged on success
* @return the resource, or R_NONE * @return the resource, or R_NONE
*/ */
Resource pin2resource(char port_name, uint8_t pin_number, bool *suc); Resource hw_pin2resource(char port_name, uint8_t pin_number, bool *suc);
/** /**
* Convert port name to peripheral instance * Convert port name to peripheral instance
@ -36,7 +36,7 @@ Resource pin2resource(char port_name, uint8_t pin_number, bool *suc);
* @param suc - set to false on failure, left unchanged on success. * @param suc - set to false on failure, left unchanged on success.
* @return instance * @return instance
*/ */
GPIO_TypeDef *port2periph(char port_name, bool *suc); GPIO_TypeDef *hw_port2periph(char port_name, bool *suc);
/** /**
* Parse a pin name (e.g. PA0 or A0) to port name and pin number * Parse a pin name (e.g. PA0 or A0) to port name and pin number
@ -55,7 +55,7 @@ bool parse_pin(const char *str, char *targetName, uint8_t *targetNumber);
* @param targetName - output: port name (one character) * @param targetName - output: port name (one character)
* @return success * @return success
*/ */
bool parse_port(const char *value, char *targetName); bool parse_port_name(const char *value, char *targetName);
/** /**
* Parse a list of pin numbers with ranges and commands/semicolons to a bitmask. * Parse a list of pin numbers with ranges and commands/semicolons to a bitmask.
@ -76,7 +76,7 @@ uint16_t parse_pinmask(const char *value, bool *suc);
* @param buffer - output string buffer * @param buffer - output string buffer
* @return the output buffer * @return the output buffer
*/ */
char * str_pinmask(uint16_t pins, char *buffer); char * pinmask2str(uint16_t pins, char *buffer);
/** /**
* Spread packed port pins using a mask * Spread packed port pins using a mask
@ -85,7 +85,7 @@ char * str_pinmask(uint16_t pins, char *buffer);
* @param mask - positions of the bits (eg. 0x8803) * @param mask - positions of the bits (eg. 0x8803)
* @return - bits spread to their positions (always counting from right) * @return - bits spread to their positions (always counting from right)
*/ */
uint16_t port_spread(uint16_t packed, uint16_t mask); uint16_t pinmask_spread(uint16_t packed, uint16_t mask);
/** /**
* Pack spread port pins using a mask * Pack spread port pins using a mask
@ -94,7 +94,7 @@ uint16_t port_spread(uint16_t packed, uint16_t mask);
* @param mask - mask of the bits we want to pack (eg. 0x8803) * @param mask - mask of the bits we want to pack (eg. 0x8803)
* @return - packed bits, right aligned (eg. 0b1110) * @return - packed bits, right aligned (eg. 0b1110)
*/ */
uint16_t port_pack(uint16_t spread, uint16_t mask); uint16_t pinmask_pack(uint16_t spread, uint16_t mask);
/** /**
* Set all GPIO resources held by unit to analog. * Set all GPIO resources held by unit to analog.
@ -102,7 +102,7 @@ uint16_t port_pack(uint16_t spread, uint16_t mask);
* *
* @param unit - holding unit * @param unit - holding unit
*/ */
void deinit_unit_pins(Unit *unit); void hw_deinit_unit_pins(Unit *unit);
/** /**
* Configure a GPIO pin to alternate function. * Configure a GPIO pin to alternate function.
@ -112,7 +112,7 @@ void deinit_unit_pins(Unit *unit);
* @param ll_af - LL alternate function constant * @param ll_af - LL alternate function constant
* @return success * @return success
*/ */
error_t configure_gpio_alternate(char port_name, uint8_t pin_num, uint32_t ll_af); error_t hw_configure_gpio_af(char port_name, uint8_t pin_num, uint32_t ll_af);
/** /**
* Configure multiple pins using the bitmap pattern * Configure multiple pins using the bitmap pattern
@ -124,7 +124,9 @@ error_t configure_gpio_alternate(char port_name, uint8_t pin_num, uint32_t ll_af
* @param ll_otype - LL output type (push/pull, opendrain) * @param ll_otype - LL output type (push/pull, opendrain)
* @return success * @return success
*/ */
error_t configure_sparse_pins(char port_name, uint16_t mask, GPIO_TypeDef **port_dest, uint32_t ll_mode, uint32_t ll_otype); error_t hw_configure_sparse_pins(char port_name,
uint16_t mask, GPIO_TypeDef **port_dest,
uint32_t ll_mode, uint32_t ll_otype);
/** Helper struct for defining alternate mappings */ /** Helper struct for defining alternate mappings */
struct PinAF { struct PinAF {
@ -133,4 +135,16 @@ struct PinAF {
uint8_t af; uint8_t af;
}; };
/**
* Enable a peripheral clock
* @param periph - any peripheral
*/
void hw_periph_clock_enable(void *periph);
/**
* Disable a peripheral clock
* @param periph - any peripheral
*/
void hw_periph_clock_disable(void *periph);
#endif //GEX_PIN_UTILS_H #endif //GEX_PIN_UTILS_H

8
platform/lock_jumper.c
Unescape View File

@ -7,7 +7,7 @@
#include "framework/settings.h" #include "framework/settings.h"
#include "framework/resources.h" #include "framework/resources.h"
#include "framework/system_settings.h" #include "framework/system_settings.h"
#include "pin_utils.h" #include "hw_utils.h"
#include "lock_jumper.h" #include "lock_jumper.h"
#include "status_led.h" #include "status_led.h"
@ -27,14 +27,14 @@ void LockJumper_Init(void)
bool suc = true; bool suc = true;
// Resolve and claim resource // Resolve and claim resource
Resource rsc = pin2resource(LOCK_JUMPER_PORT, LOCK_JUMPER_PIN, &suc); Resource rsc = hw_pin2resource(LOCK_JUMPER_PORT, LOCK_JUMPER_PIN, &suc);
assert_param(suc); assert_param(suc);
assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, rsc)); assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, rsc));
// Resolve pin // Resolve pin
lock_periph = port2periph(LOCK_JUMPER_PORT, &suc); lock_periph = hw_port2periph(LOCK_JUMPER_PORT, &suc);
lock_llpin = pin2ll(LOCK_JUMPER_PIN, &suc); lock_llpin = hw_pin2ll(LOCK_JUMPER_PIN, &suc);
assert_param(suc); assert_param(suc);
// Configure for input // Configure for input

8
platform/platform.c
Unescape View File

@ -16,6 +16,7 @@
#include "units/test/unit_test.h" #include "units/test/unit_test.h"
#include "units/usart/unit_usart.h" #include "units/usart/unit_usart.h"
#include "units/spi/unit_spi.h" #include "units/spi/unit_spi.h"
#include "hw_utils.h"
void plat_init_resources(void) void plat_init_resources(void)
{ {
@ -25,11 +26,12 @@ void plat_init_resources(void)
__HAL_RCC_GPIOB_CLK_ENABLE(); __HAL_RCC_GPIOB_CLK_ENABLE();
__HAL_RCC_GPIOC_CLK_ENABLE(); __HAL_RCC_GPIOC_CLK_ENABLE();
__HAL_RCC_GPIOD_CLK_ENABLE(); __HAL_RCC_GPIOD_CLK_ENABLE();
#ifdef GPIOE
__HAL_RCC_GPIOE_CLK_ENABLE(); __HAL_RCC_GPIOE_CLK_ENABLE();
#endif
#ifdef GPIOF
__HAL_RCC_GPIOF_CLK_ENABLE(); __HAL_RCC_GPIOF_CLK_ENABLE();
hw_periph_clock_enable(DMA1);
#ifdef DMA2
hw_periph_clock_enable(DMA2);
#endif #endif
// --- Common unit drivers --- // --- Common unit drivers ---

8
platform/status_led.c
Unescape View File

@ -5,7 +5,7 @@
#include "platform.h" #include "platform.h"
#include "framework/resources.h" #include "framework/resources.h"
#include "status_led.h" #include "status_led.h"
#include "pin_utils.h" #include "hw_utils.h"
static GPIO_TypeDef *led_periph; static GPIO_TypeDef *led_periph;
static uint32_t led_llpin; static uint32_t led_llpin;
@ -26,8 +26,8 @@ void Indicator_PreInit(void)
{ {
bool suc = true; bool suc = true;
// Resolve pin // Resolve pin
led_periph = port2periph(STATUS_LED_PORT, &suc); led_periph = hw_port2periph(STATUS_LED_PORT, &suc);
led_llpin = pin2ll(STATUS_LED_PIN, &suc); led_llpin = hw_pin2ll(STATUS_LED_PIN, &suc);
// Configure for output // Configure for output
LL_GPIO_SetPinMode(led_periph, led_llpin, LL_GPIO_MODE_OUTPUT); LL_GPIO_SetPinMode(led_periph, led_llpin, LL_GPIO_MODE_OUTPUT);
@ -53,7 +53,7 @@ void Indicator_Init(void)
bool suc = true; bool suc = true;
// Resolve and claim resource // Resolve and claim resource
Resource rsc = pin2resource(STATUS_LED_PORT, STATUS_LED_PIN, &suc); Resource rsc = hw_pin2resource(STATUS_LED_PORT, STATUS_LED_PIN, &suc);
assert_param(suc); assert_param(suc);
assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, rsc)); assert_param(E_SUCCESS == rsc_claim(&UNIT_SYSTEM, rsc));

14
units/digital_in/unit_din.c
Unescape View File

@ -57,7 +57,7 @@ static error_t DI_loadIni(Unit *unit, const char *key, const char *value)
struct priv *priv = unit->data; struct priv *priv = unit->data;
if (streq(key, "port")) { if (streq(key, "port")) {
suc = parse_port(value, &priv->port_name); suc = parse_port_name(value, &priv->port_name);
} }
else if (streq(key, "pins")) { else if (streq(key, "pins")) {
priv->pins = parse_pinmask(value, &suc); priv->pins = parse_pinmask(value, &suc);
@ -85,13 +85,13 @@ static void DI_writeIni(Unit *unit, IniWriter *iw)
iw_entry(iw, "port", "%c", priv->port_name); iw_entry(iw, "port", "%c", priv->port_name);
iw_comment(iw, "Pins (comma separated, supports ranges)"); iw_comment(iw, "Pins (comma separated, supports ranges)");
iw_entry(iw, "pins", "%s", str_pinmask(priv->pins, unit_tmp512)); iw_entry(iw, "pins", "%s", pinmask2str(priv->pins, unit_tmp512));
iw_comment(iw, "Pins with pull-up"); iw_comment(iw, "Pins with pull-up");
iw_entry(iw, "pull-up", "%s", str_pinmask(priv->pullup, unit_tmp512)); iw_entry(iw, "pull-up", "%s", pinmask2str(priv->pullup, unit_tmp512));
iw_comment(iw, "Pins with pull-down"); iw_comment(iw, "Pins with pull-down");
iw_entry(iw, "pull-down", "%s", str_pinmask(priv->pulldown, unit_tmp512)); iw_entry(iw, "pull-down", "%s", pinmask2str(priv->pulldown, unit_tmp512));
#if PLAT_NO_FLOATING_INPUTS #if PLAT_NO_FLOATING_INPUTS
iw_comment(iw, "NOTE: Pins use pull-up by default.\r\n"); iw_comment(iw, "NOTE: Pins use pull-up by default.\r\n");
@ -125,7 +125,7 @@ static error_t DI_init(Unit *unit)
priv->pullup &= priv->pins; priv->pullup &= priv->pins;
// --- Parse config --- // --- Parse config ---
priv->port = port2periph(priv->port_name, &suc); priv->port = hw_port2periph(priv->port_name, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
// Claim all needed pins // Claim all needed pins
@ -134,7 +134,7 @@ static error_t DI_init(Unit *unit)
uint16_t mask = 1; uint16_t mask = 1;
for (int i = 0; i < 16; i++, mask <<= 1) { for (int i = 0; i < 16; i++, mask <<= 1) {
if (priv->pins & mask) { if (priv->pins & mask) {
uint32_t ll_pin = pin2ll((uint8_t) i, &suc); uint32_t ll_pin = hw_pin2ll((uint8_t) i, &suc);
// --- Init hardware --- // --- Init hardware ---
LL_GPIO_SetPinMode(priv->port, ll_pin, LL_GPIO_MODE_INPUT); LL_GPIO_SetPinMode(priv->port, ll_pin, LL_GPIO_MODE_INPUT);
@ -176,7 +176,7 @@ error_t UU_DI_Read(Unit *unit, uint16_t *packed)
{ {
CHECK_TYPE(unit, &UNIT_DIN); CHECK_TYPE(unit, &UNIT_DIN);
struct priv *priv = unit->data; struct priv *priv = unit->data;
*packed = port_pack((uint16_t) priv->port->IDR, priv->pins); *packed = pinmask_pack((uint16_t) priv->port->IDR, priv->pins);
return E_SUCCESS; return E_SUCCESS;
} }

22
units/digital_out/unit_dout.c
Unescape View File

@ -54,7 +54,7 @@ static error_t DO_loadIni(Unit *unit, const char *key, const char *value)
struct priv *priv = unit->data; struct priv *priv = unit->data;
if (streq(key, "port")) { if (streq(key, "port")) {
suc = parse_port(value, &priv->port_name); suc = parse_port_name(value, &priv->port_name);
} }
else if (streq(key, "pins")) { else if (streq(key, "pins")) {
priv->pins = parse_pinmask(value, &suc); priv->pins = parse_pinmask(value, &suc);
@ -82,13 +82,13 @@ static void DO_writeIni(Unit *unit, IniWriter *iw)
iw_entry(iw, "port", "%c", priv->port_name); iw_entry(iw, "port", "%c", priv->port_name);
iw_comment(iw, "Pins (comma separated, supports ranges)"); iw_comment(iw, "Pins (comma separated, supports ranges)");
iw_entry(iw, "pins", "%s", str_pinmask(priv->pins, unit_tmp512)); iw_entry(iw, "pins", "%s", pinmask2str(priv->pins, unit_tmp512));
iw_comment(iw, "Initially high pins"); iw_comment(iw, "Initially high pins");
iw_entry(iw, "initial", "%s", str_pinmask(priv->initial, unit_tmp512)); iw_entry(iw, "initial", "%s", pinmask2str(priv->initial, unit_tmp512));
iw_comment(iw, "Open-drain pins"); iw_comment(iw, "Open-drain pins");
iw_entry(iw, "open-drain", "%s", str_pinmask(priv->open_drain, unit_tmp512)); iw_entry(iw, "open-drain", "%s", pinmask2str(priv->open_drain, unit_tmp512));
} }
// ------------------------------------------------------------------------ // ------------------------------------------------------------------------
@ -118,7 +118,7 @@ static error_t DO_init(Unit *unit)
priv->open_drain &= priv->pins; priv->open_drain &= priv->pins;
// --- Parse config --- // --- Parse config ---
priv->port = port2periph(priv->port_name, &suc); priv->port = hw_port2periph(priv->port_name, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
// Claim all needed pins // Claim all needed pins
@ -126,7 +126,7 @@ static error_t DO_init(Unit *unit)
for (int i = 0; i < 16; i++) { for (int i = 0; i < 16; i++) {
if (priv->pins & (1 << i)) { if (priv->pins & (1 << i)) {
uint32_t ll_pin = pin2ll((uint8_t) i, &suc); uint32_t ll_pin = hw_pin2ll((uint8_t) i, &suc);
// --- Init hardware --- // --- Init hardware ---
LL_GPIO_SetPinMode(priv->port, ll_pin, LL_GPIO_MODE_OUTPUT); LL_GPIO_SetPinMode(priv->port, ll_pin, LL_GPIO_MODE_OUTPUT);
@ -163,7 +163,7 @@ error_t UU_DO_Write(Unit *unit, uint16_t packed)
struct priv *priv = unit->data; struct priv *priv = unit->data;
uint16_t mask = priv->pins; uint16_t mask = priv->pins;
uint16_t spread = port_spread(packed, mask); uint16_t spread = pinmask_spread(packed, mask);
uint16_t set = spread; uint16_t set = spread;
uint16_t reset = ((~spread) & mask); uint16_t reset = ((~spread) & mask);
@ -177,7 +177,7 @@ error_t UU_DO_Set(Unit *unit, uint16_t packed)
struct priv *priv = unit->data; struct priv *priv = unit->data;
uint16_t mask = priv->pins; uint16_t mask = priv->pins;
uint16_t spread = port_spread(packed, mask); uint16_t spread = pinmask_spread(packed, mask);
priv->port->BSRR = spread; priv->port->BSRR = spread;
return E_SUCCESS; return E_SUCCESS;
@ -189,7 +189,7 @@ error_t UU_DO_Clear(Unit *unit, uint16_t packed)
struct priv *priv = unit->data; struct priv *priv = unit->data;
uint16_t mask = priv->pins; uint16_t mask = priv->pins;
uint16_t spread = port_spread(packed, mask); uint16_t spread = pinmask_spread(packed, mask);
priv->port->BSRR = (spread<<16); priv->port->BSRR = (spread<<16);
return E_SUCCESS; return E_SUCCESS;
@ -201,7 +201,7 @@ error_t UU_DO_Toggle(Unit *unit, uint16_t packed)
struct priv *priv = unit->data; struct priv *priv = unit->data;
uint16_t mask = priv->pins; uint16_t mask = priv->pins;
uint16_t spread = port_spread(packed, mask); uint16_t spread = pinmask_spread(packed, mask);
uint16_t flipped = (uint16_t) (~priv->port->ODR) & mask; uint16_t flipped = (uint16_t) (~priv->port->ODR) & mask;
uint16_t set = flipped & spread; uint16_t set = flipped & spread;
@ -215,7 +215,7 @@ error_t UU_DO_GetPinCount(Unit *unit, uint8_t *count)
CHECK_TYPE(unit, &UNIT_DOUT); CHECK_TYPE(unit, &UNIT_DOUT);
struct priv *priv = unit->data; struct priv *priv = unit->data;
uint32_t packed = port_pack(0xFFFF, priv->pins); uint32_t packed = pinmask_pack(0xFFFF, priv->pins);
*count = (uint8_t)(32 - __CLZ(packed)); *count = (uint8_t)(32 - __CLZ(packed));
return E_SUCCESS; return E_SUCCESS;
} }

16
units/i2c/unit_i2c.c
Unescape View File

@ -235,14 +235,10 @@ static error_t UI2C_init(Unit *unit)
TRY(rsc_claim_pin(unit, portname, pin_sda)); TRY(rsc_claim_pin(unit, portname, pin_sda));
TRY(rsc_claim_pin(unit, portname, pin_scl)); TRY(rsc_claim_pin(unit, portname, pin_scl));
configure_gpio_alternate(portname, pin_sda, af_i2c); hw_configure_gpio_af(portname, pin_sda, af_i2c);
configure_gpio_alternate(portname, pin_scl, af_i2c); hw_configure_gpio_af(portname, pin_scl, af_i2c);
if (priv->periph_num == 1) { hw_periph_clock_enable(priv->periph);
__HAL_RCC_I2C1_CLK_ENABLE();
} else {
__HAL_RCC_I2C2_CLK_ENABLE();
}
/* Disable the selected I2Cx Peripheral */ /* Disable the selected I2Cx Peripheral */
LL_I2C_Disable(priv->periph); LL_I2C_Disable(priv->periph);
@ -270,11 +266,7 @@ static void UI2C_deInit(Unit *unit)
assert_param(priv->periph); assert_param(priv->periph);
LL_I2C_DeInit(priv->periph); LL_I2C_DeInit(priv->periph);
if (priv->periph_num == 1) { hw_periph_clock_disable(priv->periph);
__HAL_RCC_I2C1_CLK_DISABLE();
} else {
__HAL_RCC_I2C2_CLK_DISABLE();
}
} }
// Release all resources // Release all resources

6
units/neopixel/unit_neopixel.c
Unescape View File

@ -97,9 +97,9 @@ static error_t Npx_init(Unit *unit)
struct priv *priv = unit->data; struct priv *priv = unit->data;
// --- Parse config --- // --- Parse config ---
priv->ll_pin = pin2ll(priv->pin_number, &suc); priv->ll_pin = hw_pin2ll(priv->pin_number, &suc);
priv->port = port2periph(priv->port_name, &suc); priv->port = hw_port2periph(priv->port_name, &suc);
Resource rsc = pin2resource(priv->port_name, priv->pin_number, &suc); Resource rsc = hw_pin2resource(priv->port_name, priv->pin_number, &suc);
if (!suc) return E_BAD_CONFIG; if (!suc) return E_BAD_CONFIG;
// --- Claim resources --- // --- Claim resources ---

30
units/spi/unit_spi.c
Unescape View File

@ -101,7 +101,7 @@ static error_t USPI_loadIni(Unit *unit, const char *key, const char *value)
priv->lsb_first = (bool)str_parse_2(value, "MSB", 0, "LSB", 1, &suc); priv->lsb_first = (bool)str_parse_2(value, "MSB", 0, "LSB", 1, &suc);
} }
else if (streq(key, "port")) { else if (streq(key, "port")) {
suc = parse_port(value, &priv->ssn_port_name); suc = parse_port_name(value, &priv->ssn_port_name);
} }
else if (streq(key, "pins")) { else if (streq(key, "pins")) {
priv->ssn_pins = parse_pinmask(value, &suc); priv->ssn_pins = parse_pinmask(value, &suc);
@ -161,7 +161,7 @@ static void USPI_writeIni(Unit *unit, IniWriter *iw)
iw_entry(iw, "port", "%c", priv->ssn_port_name); iw_entry(iw, "port", "%c", priv->ssn_port_name);
iw_comment(iw, "SS pins (comma separated, supports ranges)"); iw_comment(iw, "SS pins (comma separated, supports ranges)");
iw_entry(iw, "pins", "%s", str_pinmask(priv->ssn_pins, unit_tmp512)); iw_entry(iw, "pins", "%s", pinmask2str(priv->ssn_pins, unit_tmp512));
} }
// ------------------------------------------------------------------------ // ------------------------------------------------------------------------
@ -291,25 +291,21 @@ static error_t USPI_init(Unit *unit)
TRY(rsc_claim_pin(unit, spi_portname, pin_miso)); TRY(rsc_claim_pin(unit, spi_portname, pin_miso));
TRY(rsc_claim_pin(unit, spi_portname, pin_sck)); TRY(rsc_claim_pin(unit, spi_portname, pin_sck));
configure_gpio_alternate(spi_portname, pin_mosi, af_spi); hw_configure_gpio_af(spi_portname, pin_mosi, af_spi);
configure_gpio_alternate(spi_portname, pin_miso, af_spi); hw_configure_gpio_af(spi_portname, pin_miso, af_spi);
configure_gpio_alternate(spi_portname, pin_sck, af_spi); hw_configure_gpio_af(spi_portname, pin_sck, af_spi);
// configure SSN GPIOs // configure SSN GPIOs
{ {
// Claim all needed pins // Claim all needed pins
TRY(rsc_claim_gpios(unit, priv->ssn_port_name, priv->ssn_pins)); TRY(rsc_claim_gpios(unit, priv->ssn_port_name, priv->ssn_pins));
TRY(configure_sparse_pins(priv->ssn_port_name, priv->ssn_pins, &priv->ssn_port, TRY(hw_configure_sparse_pins(priv->ssn_port_name, priv->ssn_pins, &priv->ssn_port,
LL_GPIO_MODE_OUTPUT, LL_GPIO_OUTPUT_PUSHPULL)); LL_GPIO_MODE_OUTPUT, LL_GPIO_OUTPUT_PUSHPULL));
// Set the initial state - all high // Set the initial state - all high
priv->ssn_port->BSRR = priv->ssn_pins; priv->ssn_port->BSRR = priv->ssn_pins;
} }
if (priv->periph_num == 1) { hw_periph_clock_enable(priv->periph);
__HAL_RCC_SPI1_CLK_ENABLE();
} else {
__HAL_RCC_SPI2_CLK_ENABLE();
}
// Configure SPI - must be configured under reset // Configure SPI - must be configured under reset
LL_SPI_Disable(priv->periph); LL_SPI_Disable(priv->periph);
@ -347,11 +343,7 @@ static void USPI_deInit(Unit *unit)
assert_param(priv->periph); assert_param(priv->periph);
LL_SPI_DeInit(priv->periph); LL_SPI_DeInit(priv->periph);
if (priv->periph_num == 1) { hw_periph_clock_disable(priv->periph);
__HAL_RCC_SPI1_CLK_DISABLE();
} else {
__HAL_RCC_SPI2_CLK_DISABLE();
}
} }
// Release all resources // Release all resources
@ -430,7 +422,7 @@ error_t UU_SPI_Multicast(Unit *unit, uint16_t slaves,
const uint8_t *request, uint32_t req_len) const uint8_t *request, uint32_t req_len)
{ {
struct priv *priv= unit->data; struct priv *priv= unit->data;
uint16_t mask = port_spread(slaves, priv->ssn_pins); uint16_t mask = pinmask_spread(slaves, priv->ssn_pins);
priv->ssn_port->BRR = mask; priv->ssn_port->BRR = mask;
{ {
TRY(xfer_do(priv, request, NULL, req_len, 0, 0)); TRY(xfer_do(priv, request, NULL, req_len, 0, 0));
@ -446,7 +438,7 @@ error_t UU_SPI_Write(Unit *unit, uint8_t slave_num,
{ {
struct priv *priv= unit->data; struct priv *priv= unit->data;
uint16_t mask = port_spread((uint16_t) (1 << slave_num), priv->ssn_pins); uint16_t mask = pinmask_spread((uint16_t) (1 << slave_num), priv->ssn_pins);
priv->ssn_port->BRR = mask; priv->ssn_port->BRR = mask;
{ {
TRY(xfer_do(priv, request, response, req_len, resp_len, resp_skip)); TRY(xfer_do(priv, request, response, req_len, resp_len, resp_skip));

42
units/usart/unit_usart.c
Unescape View File

@ -459,7 +459,7 @@ static error_t UUSART_ConfigurePins(Unit *unit)
if (pins_wanted[i]) { if (pins_wanted[i]) {
if (mappings[i].port == 0) return E_BAD_CONFIG; if (mappings[i].port == 0) return E_BAD_CONFIG;
TRY(rsc_claim_pin(unit, mappings[i].port, mappings[i].pin)); TRY(rsc_claim_pin(unit, mappings[i].port, mappings[i].pin));
configure_gpio_alternate(mappings[i].port, mappings[i].pin, mappings[i].af); hw_configure_gpio_af(mappings[i].port, mappings[i].pin, mappings[i].af);
} }
} }
@ -488,25 +488,7 @@ static error_t UUSART_init(Unit *unit)
// --- Configure the peripheral --- // --- Configure the peripheral ---
// Enable clock for the peripheral used // Enable clock for the peripheral used
if (priv->periph_num == 1) { hw_periph_clock_enable(priv->periph);
__HAL_RCC_USART1_CLK_ENABLE();
}
else if (priv->periph_num == 2) {
__HAL_RCC_USART2_CLK_ENABLE();
}
else if (priv->periph_num == 3) {
__HAL_RCC_USART3_CLK_ENABLE();
}
#ifdef USART4
else if (priv->periph_num == 4) {
__HAL_RCC_USART4_CLK_ENABLE();
}
#endif
#ifdef USART5
else if (priv->periph_num == 5) {
__HAL_RCC_USART5_CLK_ENABLE();
}
#endif
LL_USART_Disable(priv->periph); LL_USART_Disable(priv->periph);
{ {
@ -592,25 +574,7 @@ static void UUSART_deInit(Unit *unit)
LL_USART_DeInit(priv->periph); LL_USART_DeInit(priv->periph);
// Disable clock // Disable clock
if (priv->periph_num == 1) { hw_periph_clock_disable(priv->periph);
__HAL_RCC_USART1_CLK_DISABLE();
}
else if (priv->periph_num == 2) {
__HAL_RCC_USART2_CLK_DISABLE();
}
else if (priv->periph_num == 3) {
__HAL_RCC_USART3_CLK_DISABLE();
}
#ifdef USART4
else if (priv->periph_num == 4) {
__HAL_RCC_USART4_CLK_DISABLE();
}
#endif
#ifdef USART5
else if (priv->periph_num == 5) {
__HAL_RCC_USART5_CLK_DISABLE();
}
#endif
} }
// Release all resources // Release all resources

Write Preview
Loading…
Cancel
Save