170 lines
5.2 KiB
C
170 lines
5.2 KiB
C
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/*
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* ===========================================================================================
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*
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* Filename: sunxi_hal_common.h
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*
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* Description: Add sunxi hal common header file, common defitions used by all hal.
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*
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* Version: Melis3.0
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* Create: 2019-11-14 11:38:34
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* Revision: none
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* Compiler: GCC:version 7.2.1 20170904 (release),ARM/embedded-7-branch revision 255204
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*
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* Author: caozilong@allwinnertech.com
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* Organization: BU1-PSW
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* Last Modified: 2020-10-20 17:48:41
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*
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* ===========================================================================================
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*/
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#ifndef SUNXI_HAL_COMMON_H
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#define SUNXI_HAL_COMMON_H
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#include <barrier.h>
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include <stddef.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include <kconfig.h>
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#undef min
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#undef max
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#define min(a, b) ((a) < (b) ? (a) : (b))
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#define max(a,b) ((a) < (b) ? (b) : (a))
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/* return value defines */
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#define OK (0)
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#define FAIL (-1)
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#define CACHELINE_LEN (64)
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typedef uint64_t u64;
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typedef uint32_t u32;
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typedef uint16_t u16;
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typedef uint8_t u8;
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typedef int64_t s64;
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typedef int32_t s32;
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typedef int16_t s16;
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typedef int8_t s8;
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#define HAL_ARG_UNUSED(NAME) (void)(NAME)
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/* general function pointer defines */
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typedef s32(*__pCBK_t) (void *p_arg); /* call-back */
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typedef s32(*__pISR_hdle_t) (int dummy, void *p_arg); /* ISR */
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typedef s32(*__pNotifier_t) (u32 message, u32 aux); /* notifer call-back */
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typedef s32(*__pCPUExceptionHandler) (void); /* cpu exception handler pointer */
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typedef s32(*long_jump_fn) (void *arg);
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typedef s32(*mem_long_jump_fn) (u32 arg);
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// Exception Dealt With.
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#define BUG() do { \
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printf("BUG: failure at %s:%d/%s()!\n", __FILE__, __LINE__, __func__); \
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while(1); \
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} while (0)
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#ifndef BUG_ON
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#define BUG_ON(condition) do { if (unlikely(condition)) BUG(); } while (0)
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#define WARN_ON(condition) ({ \
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int __ret_warn_on = !!(condition); \
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unlikely(__ret_warn_on); \
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})
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#endif
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#ifndef WARN
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#define WARN(condition, format...) ({ \
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int __ret_warn_on = !!(condition); \
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if(__ret_warn_on) \
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printf(format); \
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unlikely(__ret_warn_on); \
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})
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#endif
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#ifdef CONFIG_KERNEL_FREERTOS
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#define in_interrupt(...) uGetInterruptNest()
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#else
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#define in_interrupt(...) rt_interrupt_get_nest()
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#endif
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#define in_nmi(...) (0)
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#define hal_assert(ex) \
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if (!(ex)) \
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{ \
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printf("%s line %d, fatal error.\n", __func__, __LINE__); \
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while(1); \
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}
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// common register access operation.
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#define hal_readb(reg) (*(volatile uint8_t *)(long)(reg))
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#define hal_readw(reg) (*(volatile uint16_t *)(reg))
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#define hal_readl(reg) (*(volatile uint32_t *)(reg))
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#define hal_writeb(value,reg) (*(volatile uint8_t *)(long)(reg) = (value))
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#define hal_writew(value,reg) (*(volatile uint16_t *)(reg) = (value))
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#define hal_writel(value,reg) (*(volatile uint32_t *)(reg) = (value))
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// version combine.
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#define SUNXI_HAL_VERSION_MAJOR_MINOR(major, minor) (((major) << 8) | (minor))
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typedef struct sunxi_hal_version
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{
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// API version NO.
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uint16_t api;
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// Driver version NO.
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uint16_t drv;
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} sunxi_hal_version_t;
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// General return code of hal driver.
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#define SUNXI_HAL_OK 0UL
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// Unspecified error.
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#define SUNXI_HAL_ERROR -1UL
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// Hal is busy.
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#define SUNXI_HAL_ERROR_BUSY -2UL
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// Timout occured.
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#define SUNXI_HAL_ERROR_TIMEOUT -3UL
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// Operaion not supported.
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#define SUNXI_HAL_ERROR_UNSUPOT -4UL
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// Parameter error.
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#define SUNXI_HAL_ERROR_PARAERR -5UL
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// Start of driver specific errors.
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#define SUNXI_HAL_ERROR_DRVSPECIFIC -6UL
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// brief General power states
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typedef enum sunxi_hal_power_state
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{
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///< Power off: no operation possible
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SUSNXI_HAL_POWER_OFF,
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///< Low Power mode: retain state, detect and signal wake-up events
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SUSNXI_HAL_POWER_LOW,
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///< Power on: full operation at maximum performance
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SUSNXI_HAL_POWER_FULL
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} sunxi_hal_power_state_e;
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typedef int32_t (*poll_wakeup_func)(int32_t dev_id, short key);
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typedef struct _sunxi_hal_poll_ops
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{
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int32_t (* check_poll_state) (int32_t dev, short key);
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int32_t (* hal_poll_wakeup) (int32_t dev, short key);
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int32_t (* register_poll_wakeup) (poll_wakeup_func poll_wakeup);
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} sunxi_hal_poll_ops;
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/* bitops */
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extern int fls(int x);
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void dma_free_coherent(void *addr);
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void *dma_alloc_coherent(size_t size);
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#ifdef __cplusplus
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}
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#endif
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#endif /*SUNXI_HAL_COMMON_H*/
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