Merge pull request 'merge code' (#74) from xidatong-riscv64 into e22lora

This commit is contained in:
wgzAIIT 2022-06-30 16:47:46 +08:00
commit d28caa835a
10 changed files with 402 additions and 71 deletions

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@ -56,7 +56,7 @@ endif
CHIP_CSRCS = k210_allocateheap.c k210_clockconfig.c
CHIP_CSRCS += k210_irq.c k210_irq_dispatch.c k210_systemreset.c
CHIP_CSRCS += k210_lowputc.c k210_serial.c k210_fpioa.c
CHIP_CSRCS += k210_start.c k210_timerisr.c k210_gpiohs.c
CHIP_CSRCS += k210_start.c k210_timerisr.c k210_gpiohs.c k210_gpio.c
ifeq ($(CONFIG_BUILD_PROTECTED),y)
CMN_CSRCS += riscv_task_start.c riscv_pthread_start.c

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@ -0,0 +1,53 @@
/****************************************************************************
* arch/risc-v/src/k210/hardware/k210_memorymap.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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 k210_memorymap.h
* @brief nuttx source code
* https://github.com/apache/incubator-nuttx.git
* @version 10.3.0
* @author AIIT XUOS Lab
* @date 2022-06-30
*/
#ifndef __ARCH_RISCV_SRC_K210_HARDWARE_K210_MEMORYMAP_H
#define __ARCH_RISCV_SRC_K210_HARDWARE_K210_MEMORYMAP_H
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Register Base Address ****************************************************/
#define K210_CLINT_BASE 0x02000000
#define K210_PLIC_BASE 0x0c000000
#ifdef CONFIG_K210_WITH_QEMU
#define K210_UART0_BASE 0x10010000
#else
#define K210_UART0_BASE 0x38000000
#endif
#define K210_GPIOHS_BASE 0x38001000
#define K210_GPIO_BASE 0x50200000
#define K210_FPIOA_BASE 0x502B0000
#define K210_SYSCTL_BASE 0x50440000
#endif /* __ARCH_RISCV_SRC_K210_HARDWARE_K210_MEMORYMAP_H */

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@ -45,52 +45,52 @@
****************************************************************************/
int k210_fpioa_get_io_by_function(uint8_t function)
{
int index = 0;
uint32_t RegValue = 0x0000;
uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
int index = 0;
uint32_t RegValue = 0x0000;
uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
for (index = 0; index < K210_IO_NUMBER; index++)
{
RegValue = getreg32(&fpioa[index]);
if ((RegValue & 0xFF) == function)
return index;
}
return -1;
for (index = 0; index < K210_IO_NUMBER; index++)
{
RegValue = getreg32(&fpioa[index]);
if ((RegValue & 0xFF) == function)
return index;
}
return -1;
}
int fpioa_set_io_pull(int number, fpioa_pull_t pull)
{
/* Check parameters */
if (number < 0 || number >= K210_IO_NUMBER || pull >= FPIOA_PULL_MAX)
return -1;
/* Check parameters */
if (number < 0 || number >= K210_IO_NUMBER || pull >= FPIOA_PULL_MAX)
return -1;
/* read register */
uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
fpioa_io_config_t cfg = *(fpioa_io_config_t *)(&fpioa[number]);
uint32_t ioflags = 0x0000;
/* read register */
uint32_t *fpioa = (uint32_t *)K210_FPIOA_BASE;
fpioa_io_config_t cfg = *(fpioa_io_config_t *)(&fpioa[number]);
uint32_t ioflags = 0x0000;
switch (pull)
{
case FPIOA_PULL_NONE:
cfg.pu = 0;
cfg.pd = 0;
break;
case FPIOA_PULL_DOWN:
cfg.pu = 0;
cfg.pd = 1;
break;
case FPIOA_PULL_UP:
cfg.pu = 1;
cfg.pd = 0;
break;
default:
break;
}
switch (pull)
{
case FPIOA_PULL_NONE:
cfg.pu = 0;
cfg.pd = 0;
break;
case FPIOA_PULL_DOWN:
cfg.pu = 0;
cfg.pd = 1;
break;
case FPIOA_PULL_UP:
cfg.pu = 1;
cfg.pd = 0;
break;
default:
break;
}
/* write register */
ioflags = *(uint32_t*)(&cfg);
putreg32(ioflags, &fpioa[number]);
return 0;
/* write register */
ioflags = *(uint32_t*)(&cfg);
putreg32(ioflags, &fpioa[number]);
return 0;
}
void k210_fpioa_config(uint32_t io, uint32_t ioflags)

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@ -42,6 +42,7 @@
#define K210_IO_NUMBER 48
#define K210_GPIOHS_MAX_PINNO 32
#define K210_GPIO_MAX_PINNO 8
#define K210_IO_FUNC_UARTHS_RX 18 /* UART High speed Receiver */
#define K210_IO_FUNC_UARTHS_TX 19 /* UART High speed Transmitter */
@ -77,6 +78,14 @@
#define K210_IO_FUNC_GPIOHS29 53 /* GPIO High speed 29 */
#define K210_IO_FUNC_GPIOHS30 54 /* GPIO High speed 30 */
#define K210_IO_FUNC_GPIOHS31 55 /* GPIO High speed 31 */
#define K210_IO_FUNC_GPIO0 56 /* GPIO pin 0 */
#define K210_IO_FUNC_GPIO1 57 /* GPIO pin 1 */
#define K210_IO_FUNC_GPIO2 58 /* GPIO pin 2 */
#define K210_IO_FUNC_GPIO3 59 /* GPIO pin 3 */
#define K210_IO_FUNC_GPIO4 60 /* GPIO pin 4 */
#define K210_IO_FUNC_GPIO5 61 /* GPIO pin 5 */
#define K210_IO_FUNC_GPIO6 62 /* GPIO pin 6 */
#define K210_IO_FUNC_GPIO7 63 /* GPIO pin 7 */
#define K210_IO_DS(x) (x << 8) /* Driving Selector */

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@ -0,0 +1,121 @@
/****************************************************************************
* arch/risc-v/src/k210/k210_gpio.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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 k210_gpio.c
* @brief nuttx source code
* https://github.com/apache/incubator-nuttx.git
* @version 10.3.0
* @author AIIT XUOS Lab
* @date 2022-06-30
*/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <assert.h>
#include <debug.h>
#include "riscv_internal.h"
#include "k210_memorymap.h"
#include "k210_gpio.h"
#include "k210_fpioa.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
#define GPIO_INPUT_VAL_OFFSET 0x00
#define GPIO_INPUT_EN_OFFSET 0x04
#define GPIO_OUTPUT_EN_OFFSET 0x08
#define GPIO_OUTPUT_VAL_OFFSET 0x0c
#define GPIO_PULLUP_EN_OFFSET 0x10
#define GPIO_DRIVE_OFFSET 0x14
#define GPIO_INPUT (K210_GPIO_BASE + GPIO_INPUT_VAL_OFFSET)
#define GPIO_INPUT_EN (K210_GPIO_BASE + GPIO_INPUT_EN_OFFSET)
#define GPIO_OUTPUT (K210_GPIO_BASE + GPIO_OUTPUT_VAL_OFFSET)
#define GPIO_OUTPUT_EN (K210_GPIO_BASE + GPIO_OUTPUT_EN_OFFSET)
/****************************************************************************
* Public Functions
****************************************************************************/
void k210_gpio_set_direction(uint32_t io, gpio_drive_mode_t mode)
{
DEBUGASSERT(io < K210_GPIO_MAX_PINNO);
int io_number = fpioa_get_io_by_function(K210_IO_FUNC_GPIO0 + io);
DEBUGASSERT(io_number >= 0);
fpioa_pull_t pull = FPIOA_PULL_NONE;
uint32_t dir = 0;
switch (mode)
{
case GPIO_DM_INPUT:
pull = FPIOA_PULL_NONE;
dir = 0;
break;
case GPIO_DM_INPUT_PULL_DOWN:
pull = FPIOA_PULL_DOWN;
dir = 0;
break;
case GPIO_DM_INPUT_PULL_UP:
pull = FPIOA_PULL_UP;
dir = 0;
break;
case GPIO_DM_OUTPUT:
pull = FPIOA_PULL_DOWN;
dir = 1;
break;
default:
DEBUGASSERT(!"GPIO drive mode is not supported.");
break;
}
fpioa_set_io_pull(io_number, pull);
uint32_t outbit = dir << io;
uint32_t inbit = (!dir) << io;
modifyreg32(GPIO_OUTPUT_EN, inbit, outbit);
modifyreg32(GPIO_INPUT_EN, outbit, inbit);
}
void k210_gpio_set_value(uint32_t io, bool val)
{
uint32_t setbit = val << io;
uint32_t clrbit = (!val) << io;
modifyreg32(GPIO_OUTPUT, clrbit, setbit);
}
bool k210_gpio_get_value(uint32_t io)
{
uint32_t reg = getreg32(GPIO_INPUT);
if (reg & (1 << io))
{
return true;
}
else
{
return false;
}
}

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@ -0,0 +1,89 @@
/****************************************************************************
* arch/risc-v/src/k210/k210_gpio.h
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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 k210_gpio.h
* @brief nuttx source code
* https://github.com/apache/incubator-nuttx.git
* @version 10.3.0
* @author AIIT XUOS Lab
* @date 2022-06-30
*/
#ifndef __ARCH_RISCV_SRC_K210_K210_GPIO_H
#define __ARCH_RISCV_SRC_K210_K210_GPIO_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <stdint.h>
#include <stdbool.h>
#include "k210_gpio_common.h"
/****************************************************************************
* Public Functions Prototypes
****************************************************************************/
/****************************************************************************
* Name: k210_gpio_set_direction
*
* Description:
* Set gpiohs direction
*
* Input Parameters:
* io - IO number
* dir - true for output, false for input
*
****************************************************************************/
void k210_gpio_set_direction(uint32_t io, gpio_drive_mode_t mode);
/****************************************************************************
* Name: k210_gpio_set_value
*
* Description:
* Set gpiohs direction
*
* Input Parameters:
* io - IO number
* dir - true for high level, false for low level
*
****************************************************************************/
void k210_gpio_set_value(uint32_t io, bool val);
/****************************************************************************
* Name: k210_gpio_get_value
*
* Description:
* Get gpiohs level
*
* Input Parameters:
* io - IO number
*
* Returned Value:
* true for high level, false for low level
*
****************************************************************************/
bool k210_gpio_get_value(uint32_t io);
#endif /* __ARCH_RISCV_SRC_K210_K210_GPIO_H */

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@ -0,0 +1,66 @@
/****************************************************************************
* arch/risc-v/src/k210/k210_gpio_common
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you 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 k210_gpio_common.h
* @brief nuttx source code
* https://github.com/apache/incubator-nuttx.git
* @version 10.3.0
* @author AIIT XUOS Lab
* @date 2022-06-30
*/
#ifndef __ARCH_RISCV_SRC_K210_GPIO_COMMON_H
#define __ARCH_RISCV_SRC_K210_GPIO_COMMON_H
#ifdef __cplusplus
extern "C" {
#endif
typedef enum _gpio_drive_mode
{
GPIO_DM_INPUT,
GPIO_DM_INPUT_PULL_DOWN,
GPIO_DM_INPUT_PULL_UP,
GPIO_DM_OUTPUT,
} gpio_drive_mode_t;
typedef enum _gpio_pin_edge
{
GPIO_PE_NONE,
GPIO_PE_FALLING,
GPIO_PE_RISING,
GPIO_PE_BOTH,
GPIO_PE_LOW,
GPIO_PE_HIGH = 8,
} gpio_pin_edge_t;
typedef enum _gpio_pin_value
{
GPIO_PV_LOW,
GPIO_PV_HIGH
} gpio_pin_value_t;
#ifdef __cplusplus
}
#endif
#endif /* __ARCH_RISCV_SRC_K210_GPIO_COMMON_H */

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@ -68,28 +68,28 @@ void k210_gpiohs_set_direction(uint32_t io, gpio_drive_mode_t mode)
fpioa_pull_t pull = FPIOA_PULL_NONE;
uint32_t dir = 0;
switch (mode)
{
case GPIO_DM_INPUT:
pull = FPIOA_PULL_NONE;
dir = 0;
break;
case GPIO_DM_INPUT_PULL_DOWN:
pull = FPIOA_PULL_DOWN;
dir = 0;
break;
case GPIO_DM_INPUT_PULL_UP:
pull = FPIOA_PULL_UP;
dir = 0;
break;
case GPIO_DM_OUTPUT:
pull = FPIOA_PULL_DOWN;
dir = 1;
break;
default:
DEBUGASSERT(!"GPIO drive mode is not supported.");
break;
}
switch (mode)
{
case GPIO_DM_INPUT:
pull = FPIOA_PULL_NONE;
dir = 0;
break;
case GPIO_DM_INPUT_PULL_DOWN:
pull = FPIOA_PULL_DOWN;
dir = 0;
break;
case GPIO_DM_INPUT_PULL_UP:
pull = FPIOA_PULL_UP;
dir = 0;
break;
case GPIO_DM_OUTPUT:
pull = FPIOA_PULL_DOWN;
dir = 1;
break;
default:
DEBUGASSERT(!"GPIO drive mode is not supported.");
break;
}
fpioa_set_io_pull(io_number, pull);
uint32_t outbit = dir << io;

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@ -36,14 +36,7 @@
#include <stdint.h>
#include <stdbool.h>
typedef enum _gpio_drive_mode
{
GPIO_DM_INPUT,
GPIO_DM_INPUT_PULL_DOWN,
GPIO_DM_INPUT_PULL_UP,
GPIO_DM_OUTPUT,
} gpio_drive_mode_t;
#include "k210_gpio_common.h"
/****************************************************************************
* Public Functions Prototypes

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@ -35,8 +35,8 @@
typedef struct _k210_soft_reset
{
uint32_t soft_reset : 1;
uint32_t reserved : 31;
uint32_t soft_reset : 1;
uint32_t reserved : 31;
} __attribute__((packed, aligned(4))) k210_soft_reset_t;
volatile k210_soft_reset_t *const reset = (volatile k210_soft_reset_t *)(K210_SYSCTL_BASE + 0x30);