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xiuos5/board/aiit-riscv64-board/board.c

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/* Copyright 2018 Canaan Inc.
*
* 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 board.c
* @brief support aiit-riscv64-board init configure and start-up
* @version 1.0
* @author AIIT XUOS Lab
* @date 2021-04-25
*/
/*************************************************
File name: board.c
Description: support aiit-riscv64-board init configure and driver/task/... init
Others: https://canaan-creative.com/developer
History:
1. Date: 2021-04-25
Author: AIIT XUOS Lab
Modification:
1. support aiit-riscv64-board InitBoardHardware
2. support aiit-riscv64-board Kd233Start
3. support aiit-riscv64-board shell cmd, include reboot, shutdown
*************************************************/
#include <board.h>
#include <dmac.h>
#include <clint.h>
#include <connect_gpio.h>
#include <connect_uart.h>
#include <encoding.h>
#include <fpioa.h>
#include <sysctl.h>
#include <tick.h>
#if defined(FS_VFS)
#include <iot-vfs.h>
#endif
#define CPU0 (0)
#define CPU1 (1)
extern x_base cpu2_boot_flag;
extern void entry(void);
extern void SecondaryCpuCStart(void);
extern void ShutdownCpu(void);
extern int IoConfigInit(void);
extern int HwCh438Init(void);
extern int HwSpiInit(void);
extern int HwLcdInit(void);
extern int HwWdtInit(void);
extern int HwI2cInit(void);
extern int HwTimerInit(void);
extern int HwRtcInit(void);
extern int HwTouchBusInit(void);
extern int HwCh376Init(void);
void init_bss(void)
{
unsigned int *dst;
dst = &__bss_start;
while (dst < &__bss_end)
{
*dst++ = 0;
}
}
void Kd233Start(uint32_t mhartid)
{
switch(mhartid) {
case CPU0:
init_bss();
/*kernel start entry*/
entry();
break;
#ifdef ARCH_SMP
case CPU1:
while(0x2018050420191010 != cpu2_boot_flag) { ///< waiting for boot flag ,then start cpu1 core
}
SecondaryCpuCStart();
break;
#endif
default:
break;
}
}
int freq(void)
{
uint64 value = 0;
value = SysctlClockGetFreq(SYSCTL_CLOCK_PLL0);
KPrintf("PLL0: %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_PLL1);
KPrintf("PLL1: %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_PLL2);
KPrintf("PLL2: %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_CPU);
KPrintf("CPU : %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_APB0);
KPrintf("APB0: %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_APB1);
KPrintf("APB1: %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_APB2);
KPrintf("APB2: %d\n", value);
value = SysctlClockGetFreq(SYSCTL_CLOCK_HCLK);
KPrintf("HCLK: %d\n", value);
value = clint_get_time();
KPrintf("mtime: %d\n", value);
return 0;
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_PARAM_NUM(0),freq, freq, show freq info );
#ifdef ARCH_SMP
extern int EnableHwclintIpi(void);
#endif
struct InitSequenceDesc _board_init[] =
{
#ifdef BSP_USING_GPIO
{ "hw_pin", HwGpioInit },
{ "io_config", IoConfigInit },
#endif
#ifdef BSP_USING_CH438
{ "hw_extuart", HwCh438Init },
#endif
#ifdef BSP_USING_SPI
{ "hw_spi", HwSpiInit },
#endif
#ifdef BSP_USING_I2C
{ "hw_i2c", HwI2cInit },
#endif
#ifdef BSP_USING_RTC
{ "hw_rtc", HwRtcInit },
#endif
#ifdef BSP_USING_HWTIMER
{ "hw_timer" , HwTimerInit },
#endif
#ifdef BSP_USING_LCD
{ "hw_lcd", HwLcdInit },
#endif
#ifdef BSP_USING_WDT
{ "hw_wdt", HwWdtInit },
#endif
#ifdef BSP_USING_SDIO
{ "hw_sdio", HwCh376Init},
#endif
#ifdef BSP_USING_TOUCH
{ "hw_touch", HwTouchBusInit},
#endif
{ " NONE ",NONE },
};
void InitBoardHardware(void)
{
int i = 0;
int ret = 0;
SysctlPllSetFreq(SYSCTL_PLL0, 800000000UL);
SysctlPllSetFreq(SYSCTL_PLL1, 400000000UL);
#ifdef BSP_USING_GPIO
/* Init FPIOA */
FpioaInit();
#endif
#ifdef BSP_USING_DMA
/* Dmac init */
DmacInit();
#endif
/* initalize interrupt */
InitHwinterrupt();
#ifdef BSP_USING_UART
HwUartInit();
#endif
#ifdef KERNEL_CONSOLE
/* set console device */
InstallConsole(KERNEL_CONSOLE_BUS_NAME, KERNEL_CONSOLE_DRV_NAME, KERNEL_CONSOLE_DEVICE_NAME);
KPrintf("\nconsole init completed.\n");
KPrintf("board initialization......\n");
#endif /* KERNEL_CONSOLE */
InitHwTick();
#ifdef ARCH_SMP
EnableHwclintIpi();
#endif
/* initialize memory system */
InitBoardMemory(MEMORY_START_ADDRESS, MEMORY_END_ADDRESS);
#ifdef KERNEL_COMPONENTS_INIT
for(i = 0; _board_init[i].fn != NONE; i++) {
ret = _board_init[i].fn();
KPrintf("initialize %s %s\n",_board_init[i].fn_name, ret == 0 ? "success" : "failed");
}
#endif
KPrintf("board init done.\n");
KPrintf("start kernel...\n");
}
void HwCpuReset(void)
{
sysctl->soft_reset.soft_reset = 1;
while(RET_TRUE);
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_PARAM_NUM(0),
reboot, HwCpuReset, reset machine );
static void (*pre_shutdown_action)(void *);
static void *pre_shutdown_action_arg;
void SetPreShutdownAction(void (*func)(void *), void *arg)
{
pre_shutdown_action = func;
pre_shutdown_action_arg = arg;
}
void cmd_shutdown()
{
#ifdef FS_VFS
SyncOpenedFiles();
#endif
if (pre_shutdown_action != NULL)
pre_shutdown_action(pre_shutdown_action_arg);
ShutdownCpu();
}
SHELL_EXPORT_CMD(SHELL_CMD_PERMISSION(0)|SHELL_CMD_TYPE(SHELL_TYPE_CMD_FUNC)|SHELL_CMD_PARAM_NUM(0),
shutdown,cmd_shutdown,shutdown machine);
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