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Split gpio and atomic to platform (#11792)

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Joel Challis 2021-02-14 00:51:06 +00:00 • committed by GitHub
parent 101990139f
commit de8caf708c
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11 changed files with 580 additions and 436 deletions
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91
quantum/quantum.h
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@ -54,6 +54,8 @@
#include "bootloader.h"
#include "timer.h"
#include "config_common.h"
#include "gpio.h"
#include "atomic_util.h"
#include "led.h"
#include "action_util.h"
#include "action_tapping.h"
@ -192,95 +194,6 @@ extern layer_state_t layer_state;
# include "wpm.h"
#endif
// Function substitutions to ease GPIO manipulation
#if defined(__AVR__)
typedef uint8_t pin_t;
# define setPinInput(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))
# define setPinInputHigh(pin) (DDRx_ADDRESS(pin) &= ~_BV((pin)&0xF), PORTx_ADDRESS(pin) |= _BV((pin)&0xF))
# define setPinInputLow(pin) _Static_assert(0, "AVR processors cannot implement an input as pull low")
# define setPinOutput(pin) (DDRx_ADDRESS(pin) |= _BV((pin)&0xF))
# define writePinHigh(pin) (PORTx_ADDRESS(pin) |= _BV((pin)&0xF))
# define writePinLow(pin) (PORTx_ADDRESS(pin) &= ~_BV((pin)&0xF))
# define writePin(pin, level) ((level) ? writePinHigh(pin) : writePinLow(pin))
# define readPin(pin) ((bool)(PINx_ADDRESS(pin) & _BV((pin)&0xF)))
# define togglePin(pin) (PORTx_ADDRESS(pin) ^= _BV((pin)&0xF))
#elif defined(PROTOCOL_CHIBIOS)
typedef ioline_t pin_t;
# define setPinInput(pin) palSetLineMode(pin, PAL_MODE_INPUT)
# define setPinInputHigh(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLUP)
# define setPinInputLow(pin) palSetLineMode(pin, PAL_MODE_INPUT_PULLDOWN)
# define setPinOutput(pin) palSetLineMode(pin, PAL_MODE_OUTPUT_PUSHPULL)
# define writePinHigh(pin) palSetLine(pin)
# define writePinLow(pin) palClearLine(pin)
# define writePin(pin, level) ((level) ? (writePinHigh(pin)) : (writePinLow(pin)))
# define readPin(pin) palReadLine(pin)
# define togglePin(pin) palToggleLine(pin)
#endif
// Atomic macro to help make GPIO and other controls atomic.
#ifdef IGNORE_ATOMIC_BLOCK
/* do nothing atomic macro */
# define ATOMIC_BLOCK for (uint8_t __ToDo = 1; __ToDo; __ToDo = 0)
# define ATOMIC_BLOCK_RESTORESTATE ATOMIC_BLOCK
# define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK
#elif defined(__AVR__)
/* atomic macro for AVR */
# include <util/atomic.h>
# define ATOMIC_BLOCK_RESTORESTATE ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
# define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK(ATOMIC_FORCEON)
#elif defined(PROTOCOL_CHIBIOS) || defined(PROTOCOL_ARM_ATSAM)
/* atomic macro for ChibiOS / ARM ATSAM */
# if defined(PROTOCOL_ARM_ATSAM)
# include "arm_atsam_protocol.h"
# endif
static __inline__ uint8_t __interrupt_disable__(void) {
# if defined(PROTOCOL_CHIBIOS)
chSysLock();
# endif
# if defined(PROTOCOL_ARM_ATSAM)
__disable_irq();
# endif
return 1;
}
static __inline__ void __interrupt_enable__(const uint8_t *__s) {
# if defined(PROTOCOL_CHIBIOS)
chSysUnlock();
# endif
# if defined(PROTOCOL_ARM_ATSAM)
__enable_irq();
# endif
__asm__ volatile("" ::: "memory");
(void)__s;
}
# define ATOMIC_BLOCK(type) for (type, __ToDo = __interrupt_disable__(); __ToDo; __ToDo = 0)
# define ATOMIC_FORCEON uint8_t sreg_save __attribute__((__cleanup__(__interrupt_enable__))) = 0
# define ATOMIC_BLOCK_RESTORESTATE _Static_assert(0, "ATOMIC_BLOCK_RESTORESTATE dose not implement")
# define ATOMIC_BLOCK_FORCEON ATOMIC_BLOCK(ATOMIC_FORCEON)
/* Other platform */
#else
# define ATOMIC_BLOCK_RESTORESTATE _Static_assert(0, "ATOMIC_BLOCK_RESTORESTATE dose not implement")
# define ATOMIC_BLOCK_FORCEON _Static_assert(0, "ATOMIC_BLOCK_FORCEON dose not implement")
#endif
#define SEND_STRING(string) send_string_P(PSTR(string))
#define SEND_STRING_DELAY(string, interval) send_string_with_delay_P(PSTR(string), interval)