mirror of https://github.com/rusefi/ChibiOS.git
Add AVR XMega PAL low level driver files.
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@10376 35acf78f-673a-0410-8e92-d51de3d6d3f4
This commit is contained in:
parent
7b1736c349
commit
df5d0e27aa
|
@ -0,0 +1,9 @@
|
|||
ifeq ($(USE_SMART_BUILD),yes)
|
||||
ifneq ($(findstring HAL_USE_PAL TRUE,$(HALCONF)),)
|
||||
PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/GPIOv1/hal_pal_lld.c
|
||||
endif
|
||||
else
|
||||
PLATFORMSRC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/GPIOv1/hal_pal_lld.c
|
||||
endif
|
||||
|
||||
PLATFORMINC += $(CHIBIOS)/os/hal/ports/AVR/XMEGA/LLD/GPIOv1
|
|
@ -0,0 +1,157 @@
|
|||
/*
|
||||
ChibiOS - Copyright (C) 2017 Theodore Ateba
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file GPIOv1/hal_pal_lld.c
|
||||
* @brief AVR XMEGA GPIO low level driver source file.
|
||||
*
|
||||
* @addtogroup PAL
|
||||
* @{
|
||||
*/
|
||||
|
||||
#include "hal.h"
|
||||
|
||||
#if HAL_USE_PAL || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported variables. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local variables and types. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver local functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver interrupt handlers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Driver exported functions. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief AVR GPIO ports configuration.
|
||||
* @details GPIO registers initialization.
|
||||
*
|
||||
* @param[in] config the XMEGA AVR ports configuration
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void _pal_lld_init(const PALConfig *config) {
|
||||
|
||||
#if defined(PORTA) || defined(__DOXYGEN__)
|
||||
PORTA.OUT = config->porta.out;
|
||||
PORTA.DIR = config->porta.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTB) || defined(__DOXYGEN__)
|
||||
PORTB.OUT = config->portb.out;
|
||||
PORTB.DIR = config->portb.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTC) || defined(__DOXYGEN__)
|
||||
PORTC.OUT = config->portc.out;
|
||||
PORTC.DIR = config->portc.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTD) || defined(__DOXYGEN__)
|
||||
PORTD.OUT = config->portd.out;
|
||||
PORTD.DIR = config->portd.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTE) || defined(__DOXYGEN__)
|
||||
PORTE.OUT = config->porte.out;
|
||||
PORTE.DIR = config->porte.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTF) || defined(__DOXYGEN__)
|
||||
PORTF.OUT = config->portf.out;
|
||||
PORTF.DIR = config->portf.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTG) || defined(__DOXYGEN__)
|
||||
PORTG.OUT = config->portg.out;
|
||||
PORTG.DIR = config->portg.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTH) || defined(__DOXYGEN__)
|
||||
PORTH.OUT = config->porth.out;
|
||||
PORTH.DIR = config->porth.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTJ) || defined(__DOXYGEN__)
|
||||
PORTJ.OUT = config->portj.out;
|
||||
PORTJ.DIR = config->portj.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTK) || defined(__DOXYGEN__)
|
||||
PORTK.OUT = config->portk.out;
|
||||
PORTK.DIR = config->portk.dir;
|
||||
#endif
|
||||
|
||||
#if defined(PORTL) || defined(__DOXYGEN__)
|
||||
PORTL.OUT = config->portl.out;
|
||||
PORTL.DIR = config->portl.dir;
|
||||
#endif
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Pads mode setup.
|
||||
* @details This function programs a pads group belonging to the same port
|
||||
* with the specified mode.
|
||||
*
|
||||
* @param[in] port the port identifier
|
||||
* @param[in] mask the group mask
|
||||
* @param[in] mode the mode
|
||||
*
|
||||
* @note This function is not meant to be invoked directly by the application
|
||||
* code.
|
||||
* @note @p PAL_MODE_UNCONNECTED is implemented as output as recommended by
|
||||
* the AVR Family User's Guide. Unconnected pads are set to input
|
||||
* with pull-up by default.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
void _pal_lld_setgroupmode(ioportid_t port,
|
||||
ioportmask_t mask,
|
||||
iomode_t mode) {
|
||||
|
||||
switch (mode) {
|
||||
case PAL_MODE_RESET:
|
||||
case PAL_MODE_INPUT:
|
||||
case PAL_MODE_INPUT_ANALOG:
|
||||
port->DIRCLR = mask;
|
||||
port->OUT = mask;
|
||||
break;
|
||||
case PAL_MODE_UNCONNECTED:
|
||||
case PAL_MODE_INPUT_PULLUP:
|
||||
port->DIRCLR = mask;
|
||||
port->OUT = mask;
|
||||
break;
|
||||
case PAL_MODE_OUTPUT_PUSHPULL:
|
||||
port->DIRSET = mask;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
#endif /* HAL_USE_PAL */
|
||||
|
||||
/** @} */
|
||||
|
|
@ -0,0 +1,314 @@
|
|||
/*
|
||||
ChibiOS - Copyright (C) 2017 Theodore Ateba
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file GPIOv1/hal_pal_lld.h
|
||||
* @brief AVR XMEGA GPIO low level driver header file.
|
||||
*
|
||||
* @addtogroup PAL
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef HAL_PAL_LLD_H
|
||||
#define HAL_PAL_LLD_H
|
||||
|
||||
#if HAL_USE_PAL || defined(__DOXYGEN__)
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Unsupported modes and specific modes. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#undef PAL_MODE_INPUT_PULLDOWN
|
||||
#undef PAL_MODE_OUTPUT_OPENDRAIN
|
||||
|
||||
/*===========================================================================*/
|
||||
/* I/O Ports Types and constants. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Width, in bits, of an I/O port.
|
||||
*/
|
||||
#define PAL_IOPORTS_WIDTH 8
|
||||
|
||||
/**
|
||||
* @brief Whole port mask.
|
||||
* @details This macro specifies all the valid bits into a port.
|
||||
*/
|
||||
#define PAL_WHOLE_PORT ((ioportmask_t)0xFF)
|
||||
|
||||
/**
|
||||
* @brief AVR setup registers.
|
||||
*/
|
||||
typedef struct {
|
||||
uint8_t out;
|
||||
uint8_t dir;
|
||||
} avr_gpio_setup_t;
|
||||
|
||||
/**
|
||||
* @brief AVR registers block.
|
||||
* @note On some devices registers do not follow this layout on some
|
||||
* ports, the ports with abnormal layout cannot be used through
|
||||
* PAL driver. Example: PORT F on Mega128.
|
||||
*/
|
||||
typedef struct {
|
||||
volatile uint8_t in;
|
||||
volatile uint8_t dir;
|
||||
volatile uint8_t out;
|
||||
} avr_gpio_registers_t;
|
||||
|
||||
/**
|
||||
* @brief Generic I/O ports static initializer.
|
||||
* @details An instance of this structure must be passed to @p palInit() at
|
||||
* system startup time in order to initialized the digital I/O
|
||||
* subsystem. This represents only the initial setup, specific pads
|
||||
* or whole ports can be reprogrammed at later time.
|
||||
*/
|
||||
typedef struct {
|
||||
#if defined(PORTA) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t porta;
|
||||
#endif
|
||||
#if defined(PORTB) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portb;
|
||||
#endif
|
||||
#if defined(PORTC) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portc;
|
||||
#endif
|
||||
#if defined(PORTD) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portd;
|
||||
#endif
|
||||
#if defined(PORTE) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t porte;
|
||||
#endif
|
||||
#if defined(PORTF) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portf;
|
||||
#endif
|
||||
#if defined(PORTG) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portg;
|
||||
#endif
|
||||
#if defined(PORTH) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t porth;
|
||||
#endif
|
||||
#if defined(PORTJ) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portj;
|
||||
#endif
|
||||
#if defined(PORTK) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portk;
|
||||
#endif
|
||||
#if defined(PORTL) || defined(__DOXYGEN__)
|
||||
avr_gpio_setup_t portl;
|
||||
#endif
|
||||
} PALConfig;
|
||||
|
||||
/**
|
||||
* @brief Digital I/O port sized unsigned type.
|
||||
*/
|
||||
typedef uint8_t ioportmask_t;
|
||||
|
||||
/**
|
||||
* @brief Digital I/O modes.
|
||||
*/
|
||||
typedef uint8_t iomode_t;
|
||||
|
||||
/**
|
||||
* @brief Port Identifier.
|
||||
* @details This type can be a scalar or some kind of pointer, do not make
|
||||
* any assumption about it, use the provided macros when populating
|
||||
* variables of this type.
|
||||
*/
|
||||
//typedef volatile avr_gpio_registers_t * ioportid_t;
|
||||
typedef volatile PORT_t * ioportid_t;
|
||||
|
||||
/*===========================================================================*/
|
||||
/* I/O Ports Identifiers. */
|
||||
/*===========================================================================*/
|
||||
|
||||
#if defined(PORTA) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port A identifier.
|
||||
*/
|
||||
#define IOPORT1 (&PORTA)
|
||||
#endif
|
||||
|
||||
#if defined(PORTB) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port B identifier.
|
||||
*/
|
||||
#define IOPORT2 (&PORTB)
|
||||
#endif
|
||||
|
||||
#if defined(PORTC) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port C identifier.
|
||||
*/
|
||||
#define IOPORT3 (&PORTC)
|
||||
#endif
|
||||
|
||||
#if defined(PORTD) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port D identifier.
|
||||
*/
|
||||
#define IOPORT4 (&PORTD)
|
||||
#endif
|
||||
|
||||
#if defined(PORTE) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port E identifier.
|
||||
*/
|
||||
#define IOPORT5 (&PORTE)
|
||||
#endif
|
||||
|
||||
#if defined(PORTF) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port F identifier.
|
||||
*/
|
||||
#define IOPORT6 (&PORTF)
|
||||
#endif
|
||||
|
||||
#if defined(PORTG) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port G identifier.
|
||||
*/
|
||||
#define IOPORT7 (&PORTG)
|
||||
#endif
|
||||
|
||||
#if defined(PORTH) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port H identifier.
|
||||
*/
|
||||
#define IOPORT8 (&PORTH)
|
||||
#endif
|
||||
|
||||
#if defined(PORTJ) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port J identifier.
|
||||
*/
|
||||
#define IOPORT9 (&PORTJ)
|
||||
#endif
|
||||
|
||||
#if defined(PORTK) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port K identifier.
|
||||
*/
|
||||
#define IOPORT10 (&PORTK)
|
||||
#endif
|
||||
|
||||
#if defined(PORTL) || defined(__DOXYGEN__)
|
||||
/**
|
||||
* @brief GPIO port L identifier.
|
||||
*/
|
||||
#define IOPORT11 (&PORTL)
|
||||
#endif
|
||||
|
||||
/*===========================================================================*/
|
||||
/* Implementation, some of the following macros could be implemented as */
|
||||
/* functions, if so please put them in hal_pal_lld.c. */
|
||||
/*===========================================================================*/
|
||||
|
||||
/**
|
||||
* @brief Low level PAL subsystem initialization.
|
||||
*
|
||||
* @param[in] config the architecture-dependent ports configuration
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_init(config) _pal_lld_init(config)
|
||||
|
||||
/**
|
||||
* @brief Reads the physical I/O port states.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @return The port bits.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_readport(port) ((port)->IN)
|
||||
|
||||
/**
|
||||
* @brief Reads the output latch.
|
||||
* @details The purpose of this function is to read back the latched output
|
||||
* value.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @return The latched logical states.
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_readlatch(port) ((port)->OUT)
|
||||
|
||||
/**
|
||||
* @brief Writes a bits mask on a I/O port.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] bits bits to be written on the specified port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_writeport(port, bits) ((port)->OUT = bits)
|
||||
|
||||
/**
|
||||
* @brief Pads group mode setup.
|
||||
* @details This function programs a pads group belonging to the same port
|
||||
* with the specified mode.
|
||||
* @note Programming an unknown or unsupported mode is silently ignored.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] mask group mask
|
||||
* @param[in] offset group bit offset within the port
|
||||
* @param[in] mode group mode
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_setgroupmode(port, mask, offset, mode) \
|
||||
_pal_lld_setgroupmode(port, mask << offset, mode)
|
||||
|
||||
/**
|
||||
* @brief Sets a pad logical state to @p PAL_HIGH.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_setpad(port, pad) ((port)->OUTSET |= (1 << pad))
|
||||
|
||||
/**
|
||||
* @brief Clears a pad logical state to @p PAL_LOW.
|
||||
*
|
||||
* @param[in] port port identifier
|
||||
* @param[in] pad pad number within the port
|
||||
*
|
||||
* @notapi
|
||||
*/
|
||||
#define pal_lld_clearpad(port, pad) ((port)->OUTCLR |= (1 << pad))
|
||||
|
||||
extern ROMCONST PALConfig pal_default_config;
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
void _pal_lld_init(const PALConfig *config);
|
||||
void _pal_lld_setgroupmode(ioportid_t port,
|
||||
ioportmask_t mask,
|
||||
iomode_t mode);
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* HAL_USE_PAL */
|
||||
|
||||
#endif /* HAL_PAL_LLD_H */
|
||||
|
||||
/** @} */
|
Loading…
Reference in New Issue