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update openharmony 1.0.1

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mamingshuai
2021-03-11 18:43:57 +08:00
parent e351799d39
commit 73a7b66116
611 changed files with 17977 additions and 14077 deletions
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drivers/char/mem/Kconfig
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config DRIVERS_MEM
bool "Enable MEM"
default y
depends on DRIVERS && FS_VFS
help
Answer Y to enable LiteOS support mem.
drivers/char/mem/Makefile
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# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors may be used
# to endorse or promote products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
include $(LITEOSTOPDIR)/config.mk
MODULE_NAME := $(notdir $(shell pwd))
LOCAL_SRCS := $(wildcard src/*.c)
include $(MODULE)
drivers/char/mem/include/los_dev_mem.h
+51
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __LOS_DEV_MEM_H__
#define __LOS_DEV_MEM_H__
#include "los_typedef.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
extern int DevMemRegister(void);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif
drivers/char/mem/src/mem.c
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "fcntl.h"
#include "linux/kernel.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
static int MemOpen(struct file *filep)
{
return 0;
}
static int MemClose(struct file *filep)
{
return 0;
}
static ssize_t MemRead(FAR struct file *filep, FAR char *buffer, size_t buflen)
{
return 0;
}
static ssize_t MemWrite(FAR struct file *filep, FAR const char *buffer, size_t buflen)
{
return 0;
}
static ssize_t MemMap(FAR struct file *filep, FAR LosVmMapRegion *region)
{
size_t size = region->range.size;
PADDR_T paddr = region->pgOff << PAGE_SHIFT;
VADDR_T vaddr = region->range.base;
LosVmSpace *space = LOS_SpaceGet(vaddr);
if ((paddr >= SYS_MEM_BASE) && (paddr < SYS_MEM_END)) {
return -EINVAL;
}
/* Peripheral register memory adds strongly ordered attributes */
region->regionFlags |= VM_MAP_REGION_FLAG_STRONGLY_ORDERED;
if (space == NULL) {
return -EAGAIN;
}
if (LOS_ArchMmuMap(&space->archMmu, vaddr, paddr, size >> PAGE_SHIFT, region->regionFlags) <= 0) {
return -EAGAIN;
}
return 0;
}
static const struct file_operations_vfs g_memDevOps = {
MemOpen, /* open */
MemClose, /* close */
MemRead, /* read */
MemWrite, /* write */
NULL, /* seek */
NULL, /* ioctl */
MemMap, /* mmap */
#ifndef CONFIG_DISABLE_POLL
NULL, /* poll */
#endif
NULL, /* unlink */
};
int DevMemRegister(void)
{
return register_driver("/dev/mem", &g_memDevOps, 0666, 0); /* 0666: file mode */
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
drivers/char/quickstart/Makefile
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# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors may be used
# to endorse or promote products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
include $(LITEOSTOPDIR)/config.mk
MODULE_NAME := $(notdir $(shell pwd))
LOCAL_SRCS := $(wildcard src/*.c)
include $(MODULE)
drivers/char/quickstart/include/los_quick_start.h
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __LOS_QUICK_START_H__
#define __LOS_QUICK_START_H__
#include "los_typedef.h"
fdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
extern int DevQuickStartRegister(void);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif
drivers/char/quickstart/include/los_quick_start_pri.h
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __LOS_QUICK_START_PRI_H__
#define __LOS_QUICK_START_PRI_H__
#include "los_typedef.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
unsigned int OsSystemInitStep2(void);
extern VOID SystemInit2(VOID);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif /* __LOS_QUICK_START_PRI_H__ */
drivers/char/quickstart/src/qucikstart.c
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_quick_start_pri.h"
#include "bits/ioctl.h"
#include "fcntl.h"
#include "linux/kernel.h"
#define QUICKSTART_IOC_MAGIC 'T'
#define QUICKSTART_INITSTEP2 _IO(QUICKSTART_IOC_MAGIC, 0)
#define QUICKSTART_UNREGISTER _IO(QUICKSTART_IOC_MAGIC, 1)
#define QUICKSTART_NODE "/dev/quickstart"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
static int QuickstartOpen(struct file *filep)
{
return 0;
}
static int QuickstartClose(struct file *filep)
{
return 0;
}
static void SystemInitStep2(void)
{
static int once = 0;
/* Only one call is allowed */
if (once != 0) {
return;
}
once = 1;
unsigned int ret = OsSystemInitStep2();
if (ret != LOS_OK) {
PRINT_ERR("systemInitStep2 failed\n");
}
}
static int QuickstartDevUnregister(void)
{
return unregister_driver(QUICKSTART_NODE);
}
static ssize_t QuickstartIoctl(struct file *filep, int cmd, unsigned long arg)
{
switch (cmd) {
case QUICKSTART_INITSTEP2:
SystemInitStep2();
break;
case QUICKSTART_UNREGISTER:
QuickstartDevUnregister();
break;
default:
break;
}
return 0;
}
static const struct file_operations_vfs g_quickstartDevOps = {
QuickstartOpen, /* open */
QuickstartClose, /* close */
NULL, /* read */
NULL, /* write */
NULL, /* seek */
QuickstartIoctl, /* ioctl */
NULL, /* mmap */
#ifndef CONFIG_DISABLE_POLL
NULL, /* poll */
#endif
NULL, /* unlink */
};
int DevQuickStartRegister(void)
{
return register_driver(QUICKSTART_NODE, &g_quickstartDevOps, 0666, 0); /* 0666: file mode */
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
drivers/char/random/Kconfig
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config DRIVERS_RANDOM
bool "Enable random"
default y
depends on DRIVERS && FS_VFS && COMPAT_BSD
help
Answer Y to support random.
config HW_RANDOM_ENABLE
depends on DRIVERS_RANDOM && (PLATFORM_HI3518EV300 || PLATFORM_HI3516CV300 || PLATFORM_HI3516DV300 || PLATFORM_HI3556V200)
bool "Select hw random"
default y
help
Answer Y to select hw random.
drivers/char/random/Makefile
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# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors may be used
# to endorse or promote products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
include $(LITEOSTOPDIR)/config.mk
MODULE_NAME := $(notdir $(shell pwd))
LOCAL_SRCS := $(wildcard src/random.c)
ifdef LOSCFG_HW_RANDOM_ENABLE
LOCAL_SRCS += $(wildcard src/random_hw.c)
endif
LOCAL_INCLUDE := -I $(LITEOSTOPDIR)/drivers/char/random/include \
-I $(LITEOSTOPDIR)/../../$(LOSCFG_BOARD_CONFIG_PATH)/include
LOCAL_FLAGS := $(LOCAL_INCLUDE)
include $(MODULE)
drivers/char/random/include/los_random.h
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef __LOS_RANDOM_H__
#define __LOS_RANDOM_H__
#include "los_typedef.h"
#include "sys/ioctl.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
#define RAMDOM_IOC_MAGIC 'r'
#define RANDOM_SET_MAX _IO(RAMDOM_IOC_MAGIC, 1)
int DevRandomRegister(void);
int DevUrandomRegister(void);
typedef struct {
int (*support)(void); /* Whether hard random numbers are supported */
void (*init)(void); /* Initializing the hard random number generator */
void (*deinit)(void); /* Deinitializing the hard random number generator */
int (*read)(char *buffer, size_t buflen); /* Read hard random number */
int (*ioctl)(int cmd, unsigned long arg); /* Control hard random number generator */
} RandomOperations;
void RandomOperationsInit(const RandomOperations *r);
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
#endif
drivers/char/random/src/random.c
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_random.h"
#include "fcntl.h"
#include "linux/kernel.h"
#ifdef __cplusplus
#if __cplusplus
extern "C" {
#endif /* __cplusplus */
#endif /* __cplusplus */
static unsigned long g_randomMax = 0x7FFFFFFF;
static long DoRand(unsigned long *value)
{
long quotient, remainder, t;
quotient = *value / 127773L;
remainder = *value % 127773L;
t = 16807L * remainder - 2836L * quotient;
if (t <= 0) {
t += 0x7fffffff;
}
return ((*value = t) % (g_randomMax + 1));
}
static unsigned long g_seed = 1;
int RanOpen(struct file *filep)
{
g_seed = (unsigned long)(hi_sched_clock() & 0xffffffff);
return 0;
}
static int RanClose(struct file *filep)
{
return 0;
}
int RanIoctl(struct file *filep, int cmd, unsigned long arg)
{
PRINT_ERR("random ioctl is not supported\n");
return -ENOTSUP;
}
ssize_t RanRead(struct file *filep, char *buffer, size_t buflen)
{
ssize_t len = buflen;
char *buf = buffer;
unsigned int temp;
int ret;
if (len % sizeof(unsigned int)) {
PRINT_ERR("random size not aligned by 4 bytes\n");
return -EINVAL;
}
while (len > 0) {
temp = DoRand(&g_seed);
ret = LOS_CopyFromKernel((void *)buf, sizeof(unsigned int), (void *)&temp, sizeof(unsigned int));
if (ret) {
break;
}
len -= sizeof(unsigned int);
buf += sizeof(unsigned int);
}
return (buflen - len); /* return a successful len */
}
static ssize_t RanMap(FAR struct file* filep, FAR LosVmMapRegion *region)
{
PRINTK("%s %d, mmap is not support\n", __FUNCTION__, __LINE__);
return 0;
}
static const struct file_operations_vfs g_ranDevOps = {
RanOpen, /* open */
RanClose, /* close */
RanRead, /* read */
NULL, /* write */
NULL, /* seek */
RanIoctl, /* ioctl */
RanMap, /* mmap */
#ifndef CONFIG_DISABLE_POLL
NULL, /* poll */
#endif
NULL, /* unlink */
};
int DevRandomRegister(void)
{
return register_driver("/dev/random", &g_ranDevOps, 0666, 0); /* 0666: file mode */
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
drivers/char/random/src/random_hw.c
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/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
* provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "los_random.h"
#include "fcntl.h"
#include "hisoc/random.h"
#include "linux/kernel.h"
static RandomOperations g_randomOp;
void RandomOperationsInit(const RandomOperations *r)
{
if (r != NULL) {
(void)memcpy_s(&g_randomOp, sizeof(RandomOperations), r, sizeof(RandomOperations));
} else {
PRINT_ERR("param is invalid\n", __FUNCTION__, __LINE__);
}
return;
}
static int RandomHwOpen(struct file *filep)
{
if (g_randomOp.init != NULL) {
g_randomOp.init();
return ENOERR;
}
return -1;
}
static int RandomHwClose(struct file *filep)
{
if (g_randomOp.deinit != NULL) {
g_randomOp.deinit();
return ENOERR;
}
return -1;
}
static int RandomHwIoctl(struct file *filep, int cmd, unsigned long arg)
{
int ret;
switch (cmd) {
default:
PRINT_ERR("!!!bad command!!!\n");
return -EINVAL;
}
return ret;
}
static ssize_t RandomHwRead(struct file *filep, char *buffer, size_t buflen)
{
int ret;
if (g_randomOp.read != NULL) {
ret = g_randomOp.read(buffer, buflen);
if (ret == ENOERR) {
ret = buflen;
}
} else {
ret = -1;
}
return ret;
}
static ssize_t RandomMap(FAR struct file *filep, FAR LosVmMapRegion *region)
{
PRINTK("%s %d, mmap is not support\n", __FUNCTION__, __LINE__);
return 0;
}
static const struct file_operations_vfs g_randomHwDevOps = {
RandomHwOpen, /* open */
RandomHwClose, /* close */
RandomHwRead, /* read */
NULL, /* write */
NULL, /* seek */
RandomHwIoctl, /* ioctl */
RandomMap, /* mmap */
#ifndef CONFIG_DISABLE_POLL
NULL, /* poll */
#endif
NULL, /* unlink */
};
int DevUrandomRegister(void)
{
if (g_randomOp.support != NULL) {
int ret = g_randomOp.support();
if (ret) {
return register_driver("/dev/urandom", &g_randomHwDevOps, 0666, 0); /* 0666: file mode */
}
}
return -EPERM;
}
#ifdef __cplusplus
#if __cplusplus
}
#endif /* __cplusplus */
#endif /* __cplusplus */
drivers/char/video/Kconfig
+6
View File
@@ -0,0 +1,6 @@
config DRIVERS_VIDEO
bool "Enable Video"
default y
depends on DRIVERS
help
Answer Y to enable LiteOS support video driver.
drivers/char/video/Makefile
+40
View File
@@ -0,0 +1,40 @@
# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# 1. Redistributions of source code must retain the above copyright notice, this list of
# conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright notice, this list
# of conditions and the following disclaimer in the documentation and/or other materials
# provided with the distribution.
#
# 3. Neither the name of the copyright holder nor the names of its contributors may be used
# to endorse or promote products derived from this software without specific prior written
# permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
include $(LITEOSTOPDIR)/config.mk
MODULE_NAME := $(notdir $(shell pwd))
LOCAL_SRCS := $(LITEOSTHIRDPARTY)/NuttX/drivers/video/fb.c
LOCAL_INCLUDE := -I $(LITEOSTHIRDPARTY)/NuttX/include/nuttx/video
LOCAL_FLAGS := $(LOCAL_INCLUDE)
include $(MODULE)