pinebuds/platform/hal/hal_overlay.h

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2022-08-15 04:20:27 -05:00
/***************************************************************************
*
* Copyright 2015-2019 BES.
* All rights reserved. All unpublished rights reserved.
*
* No part of this work may be used or reproduced in any form or by any
* means, or stored in a database or retrieval system, without prior written
* permission of BES.
*
* Use of this work is governed by a license granted by BES.
* This work contains confidential and proprietary information of
* BES. which is protected by copyright, trade secret,
* trademark and other intellectual property rights.
*
****************************************************************************/
#ifndef __HAL_OVERLAY_H__
#define __HAL_OVERLAY_H__
#ifdef __cplusplus
extern "C" {
#endif
#define HAL_OVERLAY_TEXT0_LOC __attribute__((section(".overlay_text0")))
#define HAL_OVERLAY_TEXT1_LOC __attribute__((section(".overlay_text1")))
#define HAL_OVERLAY_TEXT2_LOC __attribute__((section(".overlay_text2")))
#define HAL_OVERLAY_TEXT3_LOC __attribute__((section(".overlay_text3")))
#define HAL_OVERLAY_TEXT4_LOC __attribute__((section(".overlay_text4")))
#define HAL_OVERLAY_TEXT5_LOC __attribute__((section(".overlay_text5")))
#define HAL_OVERLAY_TEXT6_LOC __attribute__((section(".overlay_text6")))
#define HAL_OVERLAY_TEXT7_LOC __attribute__((section(".overlay_text7")))
#define HAL_OVERLAY_RODATA0_LOC __attribute__((section(".overlay_rodata0")))
#define HAL_OVERLAY_RODATA1_LOC __attribute__((section(".overlay_rodata1")))
#define HAL_OVERLAY_RODATA2_LOC __attribute__((section(".overlay_rodata2")))
#define HAL_OVERLAY_RODATA3_LOC __attribute__((section(".overlay_rodata3")))
#define HAL_OVERLAY_RODATA4_LOC __attribute__((section(".overlay_rodata4")))
#define HAL_OVERLAY_RODATA5_LOC __attribute__((section(".overlay_rodata5")))
#define HAL_OVERLAY_RODATA6_LOC __attribute__((section(".overlay_rodata6")))
#define HAL_OVERLAY_RODATA7_LOC __attribute__((section(".overlay_rodata7")))
#define HAL_OVERLAY_DATA0_LOC __attribute__((section(".overlay_data0")))
#define HAL_OVERLAY_DATA1_LOC __attribute__((section(".overlay_data1")))
#define HAL_OVERLAY_DATA2_LOC __attribute__((section(".overlay_data2")))
#define HAL_OVERLAY_DATA3_LOC __attribute__((section(".overlay_data3")))
#define HAL_OVERLAY_DATA4_LOC __attribute__((section(".overlay_data4")))
#define HAL_OVERLAY_DATA5_LOC __attribute__((section(".overlay_data5")))
#define HAL_OVERLAY_DATA6_LOC __attribute__((section(".overlay_data6")))
#define HAL_OVERLAY_DATA7_LOC __attribute__((section(".overlay_data7")))
#define INVALID_OVERLAY_ADDR 0xffffffff
enum HAL_OVERLAY_ID_T {
HAL_OVERLAY_ID_0,
HAL_OVERLAY_ID_1,
HAL_OVERLAY_ID_2,
HAL_OVERLAY_ID_3,
HAL_OVERLAY_ID_4,
HAL_OVERLAY_ID_5,
HAL_OVERLAY_ID_6,
HAL_OVERLAY_ID_7,
HAL_OVERLAY_ID_QTY,
HAL_OVERLAY_ID_IN_CFG,
};
enum HAL_OVERLAY_RET_T {
HAL_OVERLAY_RET_OK,
HAL_OVERLAY_RET_BAD_ID,
HAL_OVERLAY_RET_IN_CFG,
HAL_OVERLAY_RET_IN_USE,
};
#ifndef NO_OVERLAY
enum HAL_OVERLAY_RET_T hal_overlay_load(enum HAL_OVERLAY_ID_T id);
enum HAL_OVERLAY_RET_T hal_overlay_unload(enum HAL_OVERLAY_ID_T id);
/*
* get the overlay's text start address
*/
uint32_t hal_overlay_get_text_address(void);
/*
* get the whole size of the overlay text
*/
uint32_t hal_overlay_get_text_all_size(void);
/*
* get the segment size of one overlay text
*/
uint32_t hal_overlay_get_text_size(enum HAL_OVERLAY_ID_T id);
/*
* Use the free space of one segement, this function
* return the free address of space
*/
uint32_t hal_overlay_get_text_free_addr(enum HAL_OVERLAY_ID_T id);
/*
* get the free size for one overlay text
*/
uint32_t hal_overlay_get_text_free_size(enum HAL_OVERLAY_ID_T id);
/*
* acquire one overlay segment
*/
void hal_overlay_acquire(enum HAL_OVERLAY_ID_T id);
/*
* release one overlay segment
*/
void hal_overlay_release(enum HAL_OVERLAY_ID_T id);
/*
* check if any overlay segment is used
*/
bool hal_overlay_is_used(void);
#else
static inline enum HAL_OVERLAY_RET_T hal_overlay_load(enum HAL_OVERLAY_ID_T id)
{ return HAL_OVERLAY_RET_OK; }
static inline enum HAL_OVERLAY_RET_T hal_overlay_unload(enum HAL_OVERLAY_ID_T id)
{ return HAL_OVERLAY_RET_OK; }
static inline uint32_t hal_overlay_get_text_address(void)
{ return INVALID_OVERLAY_ADDR;}
static inline uint32_t hal_overlay_get_text_all_size(void)
{ return 0;}
static inline uint32_t hal_overlay_get_text_size(enum HAL_OVERLAY_ID_T id)
{ return 0;}
static inline uint32_t hal_overlay_get_text_free_addr(enum HAL_OVERLAY_ID_T id)
{ return INVALID_OVERLAY_ADDR;}
static inline uint32_t hal_overlay_get_text_free_size(enum HAL_OVERLAY_ID_T id)
{ return 0;}
static inline void hal_overlay_acquire(enum HAL_OVERLAY_ID_T id) { return;}
static inline void hal_overlay_release(enum HAL_OVERLAY_ID_T id) { return;}
static inline bool hal_overlay_is_used(void) { return false;}
#endif /*NO_OVERLAY*/
#ifdef __cplusplus
}
#endif
#endif /*__HAL_OVERLAY_H__*/