SEP6200 Support
This commit is contained in:
parent
f0f0e3dd9e
commit
73beced22a
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from building import *
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cwd = GetCurrentDir()
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objs = []
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list = os.listdir(cwd)
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for d in list:
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path = os.path.join(cwd, d)
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if os.path.isfile(os.path.join(path, 'SConscript')):
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objs = objs + SConscript(os.path.join(d, 'SConscript'))
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Return('objs')
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import os
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import sys
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import rtconfig
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if os.getenv('RTT_ROOT'):
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RTT_ROOT = os.getenv('RTT_ROOT')
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else:
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RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
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sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
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from building import *
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TARGET = 'rtthread-sep6200.' + rtconfig.TARGET_EXT
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env = Environment(tools = ['mingw'],
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AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
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CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
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AR = rtconfig.AR, ARFLAGS = '-rc',
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LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
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env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
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env.Replace(LINKCOM = ['$LINK $SOURCES $LINKFLAGS -o $TARGET'])
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Export('RTT_ROOT')
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Export('rtconfig')
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# prepare building environment
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objs = PrepareBuilding(env, RTT_ROOT)
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# build program
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env.Program(TARGET, objs)
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# end building
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EndBuilding(TARGET)
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from building import *
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cwd = GetCurrentDir()
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src = Glob('*.c')
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CPPPATH = [cwd, str(Dir('#'))]
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group = DefineGroup('Applications', src, depend = [''], CPPPATH = CPPPATH)
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Return('group')
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/*
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* File : application.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2007-11-20 Yi.Qiu add rtgui application
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* 2008-6-28 Bernard no rtgui init
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* 2013-7-14 Peng Fan modified from mini4020
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*/
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/**
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* @addtogroup sep6200
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*/
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/*@{*/
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#include "board.h"
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#include <rtthread.h>
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#ifdef RT_USING_DFS
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#include <dfs_init.h>
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#include <dfs_elm.h>
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#include <dfs_fs.h>
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#include <dfs_posix.h>
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#endif
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#ifdef RT_USING_RTGUI
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#include <rtgui/rtgui.h>
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extern void radio_rtgui_init(void);
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#endif
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#define RT_INIT_THREAD_STACK_SIZE (2*1024)
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void rt_init_thread_entry(void *parameter)
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{
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while(1){
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rt_thread_sleep(200);
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rt_hw_console_output("init thread\n");
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}
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}
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void rt_test1_thread_entry(void *parameter)
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{
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while(1){
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rt_thread_sleep(800);
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rt_hw_console_output("test1 thread\n");
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}
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}
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void rt_test2_thread_entry(void *parameter)
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{
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while(1){
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rt_thread_sleep(300);
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rt_hw_console_output("test2 thread\n");
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}
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}
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int rt_application_init(void)
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{
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rt_thread_t init_thread;
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rt_thread_t test1_thread;
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rt_thread_t test2_thread;
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init_thread = rt_thread_create("init",
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rt_init_thread_entry, RT_NULL,
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RT_INIT_THREAD_STACK_SIZE, 8, 20);
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test1_thread = rt_thread_create("test1",
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rt_test1_thread_entry, RT_NULL,
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512, 200, 20);
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test2_thread = rt_thread_create("test2",
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rt_test2_thread_entry, RT_NULL,
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512, 200, 20);
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if (init_thread != RT_NULL)
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rt_thread_startup(init_thread);
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if (test1_thread != RT_NULL)
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rt_thread_startup(test1_thread);
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if (test2_thread != RT_NULL)
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rt_thread_startup(test2_thread);
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return 0;
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}
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/*@}*/
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/*
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* File : application.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2009 - 2012, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2013-7-14 Peng Fan Modified from mini4020
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include <board.h>
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#include <serial.h>
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#ifdef RT_USING_FINSH
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#include <finsh.h>
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#endif
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#ifdef RT_USING_LWIP
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#include <lwip/sys.h>
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#include <netif/ethernetif.h>
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#endif
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#include <sep6200.h>
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rt_uint8_t _irq_stack_start[1024];
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rt_uint8_t _fiq_stack_start[1024];
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rt_uint8_t _undefined_stack_start[512];
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rt_uint8_t _abort_stack_start[512];
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rt_uint8_t _priv_stack_start[4096]; SECTION(".nobss");
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extern unsigned char __bss_start;
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extern unsigned char __bss_end;
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extern void rt_hw_board_init(void);
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extern void rt_application_init(void);
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extern void finsh_system_init(void);
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extern void sd_init(void);
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void rtthread_startup()
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{
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/* init hardware interrupt */
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rt_hw_interrupt_init();
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/* init board */
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rt_hw_board_init();
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/* show version */
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rt_show_version();
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/* init tick */
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rt_system_tick_init();
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/* init kernel object */
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rt_system_object_init();
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/* init timer system */
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rt_system_timer_init();
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/* init heap memory system */
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rt_system_heap_init(&__bss_end, (void*)0x45000000);
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/* init scheduler system */
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rt_system_scheduler_init();
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#ifdef RT_USING_DEVICE
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#ifdef RT_USING_DFS
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rt_hw_sdcard_init();
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#endif
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#ifdef RT_USING_LWIP
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eth_system_device_init();
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rt_hw_dm9000_init();
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#endif
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/*init all registed devices */
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rt_device_init_all();
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#endif
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/* init application */
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rt_application_init();
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#ifdef RT_USING_FINSH
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/* init finsh */
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finsh_system_init();
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#ifdef RT_USING_DEVICE
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finsh_set_device("uart0");
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#endif
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#endif
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rt_system_timer_thread_init();
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/* init idle thread */
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rt_thread_idle_init();
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/* start scheduler */
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rt_system_scheduler_start();
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/* never reach here */
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return ;
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}
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int main()
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{
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rt_uint32_t UNUSED level;
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/* disable interrupt first */
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level = rt_hw_interrupt_disable();
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/* startup RT-Thread RTOS */
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rtthread_startup();
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return 0;
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}
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/*
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* File : board.h
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2009 - 2012, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2006-10-08 Bernard add board.h to this bsp
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* 2010-10-5 Wangmeng sep4020 implemention
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* 2013-7-14 Peng Fan Modified from sep4020
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*/
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#ifndef __BOARD_H__
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#define __BOARD_H__
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#include <sep6200.h>
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void rt_hw_board_init(void);
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void rt_hw_sdcard_init(void);
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#endif
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from building import *
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cwd = GetCurrentDir()
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src = Glob('*.c')
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# remove no need file.
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if GetDepend('RT_USING_LWIP') == False:
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SrcRemove(src, 'dm9161.c')
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if GetDepend('RT_USING_DFS') == False:
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SrcRemove(src, 'sdcard.c')
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if GetDepend('RT_USING_RTGUI') == False:
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SrcRemove(src, 'lcd.c')
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SrcRemove(src, 'lcdc.c')
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CPPPATH = [cwd]
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group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
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Return('group')
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/*
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* File : board.c
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* This file is part of RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2012 RT-Thread Develop Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://openlab.rt-thread.com/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2013-7-14 Peng Fan sep6200 implementation
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*/
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#include <rthw.h>
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#include <rtthread.h>
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#include <serial.h>
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#include <sep6200.h>
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void rt_hw_serial_putc(const char c);
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#define UART0 ((struct uartport *)SEP6200_UART0_BASE)
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struct rt_device uart0_device;
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struct serial_int_rx uart0_int_rx;
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struct serial_device uart0 =
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{
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UART0,
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&uart0_int_rx,
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RT_NULL
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};
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/*
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* This function will handle rtos timer
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*/
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void rt_timer_handler(int vector, void *param)
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{
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rt_uint32_t clear_int;
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/* clear timer interrupt */
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if (read_reg(SEP6200_TIMER_T2IMSR) & 0x1)
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clear_int = read_reg(SEP6200_TIMER_T2ISCR);
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rt_tick_increase();
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}
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/*
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* This function will handle serial interrupt
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*/
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#if 1
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void rt_serial_handler(int vector, void *param)
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{
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rt_uint32_t num;
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switch (vector) {
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case INTSRC_UART0:
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/*No interrupt*/
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if ((*(RP)SEP6200_UART0_IIR & 0x1))
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return;
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/*Get the serial interrupt num*/
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num = (*(RP)SEP6200_UART0_IIR >> 1) & 0x7;
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/*Receive or timeout*/
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if ((num == 6) || (num == 2))
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rt_hw_serial_isr(&uart0_device);
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break;
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/*1,2,3 not implemented now, do in future*/
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case INTSRC_UART1:
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break;
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case INTSRC_UART2:
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break;
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case INTSRC_UART3:
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break;
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}
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}
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#endif
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/*
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* This function will init timer2 for system ticks
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*/
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#define BUS4_FREQ 320000000UL
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#define TIMER_CLK BUS4_FREQ
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#define HZ 100
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void rt_hw_timer_init(void)
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{
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*(RP)SEP6200_TIMER_T2LCR = (TIMER_CLK + HZ / 2) / HZ;
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*(RP)SEP6200_TIMER_T2CR = 0x6;
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rt_hw_interrupt_install(INTSRC_TIMER1, rt_timer_handler, RT_NULL, "timer");
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rt_hw_interrupt_umask(INTSRC_TIMER1);
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/* start the timer */
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*(RP)SEP6200_TIMER_T2CR |= 0x1;
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}
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/*
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* This function will init uart
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*/
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#define UART_CLK 60000000UL
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void rt_hw_uart_init(void)
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{
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const rt_uint32_t uartclk = UART_CLK;
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*(RP)(SEP6200_UART0_LCR) = 0x83;
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*(RP)(SEP6200_UART0_DLBH) = (uartclk/16/115200) >> 8;
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*(RP)(SEP6200_UART0_DLBL) = (uartclk/16/115200) & 0xff;
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*(RP)(SEP6200_UART0_LCR) = 0x83 & (~(0x1 << 7));
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*(RP)(SEP6200_UART0_FCR) = 0x0;
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*(RP)(SEP6200_UART0_MCR) = 0x0;
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*(RP)(SEP6200_UART0_IER) = 0x0;
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/* Enable rx interrupt*/
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*(RP)(SEP6200_UART0_IER) |= 0x1;
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/* Disable tx interrupt*/
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*(RP)(SEP6200_UART0_IER) &= ~(0x1 << 1);
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rt_hw_interrupt_install(INTSRC_UART0, rt_serial_handler, RT_NULL, "uart0");
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rt_hw_interrupt_umask(INTSRC_UART0);
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rt_hw_serial_register(&uart0_device, "uart0",
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RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX | RT_DEVICE_FLAG_STREAM,
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&uart0);
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}
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void rt_hw_board_init(void)
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{
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int i = 0;
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rt_hw_uart_init();
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rt_hw_timer_init();
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}
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/*
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* Write one char to serial, must not trigger interrupt
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*/
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void rt_hw_serial_putc(const char c)
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{
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if (c == '\n')
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rt_hw_serial_putc('\r');
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while (!((*(RP)SEP6200_UART0_LSR) & 0x40));
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*(RP)(SEP6200_UART0_TXFIFO) = c;
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}
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void printhex(unsigned int data)
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{
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int i = 0,a = 0;
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for (i = 0; i < 8; i++) {
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a = (data>>(32-(i+1)*4))&0xf;
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if (((a<=9)&&(a>=0)))
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rt_hw_serial_putc(a + 0x30);
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else if ((a <= 0xf) && (a >= 0xa))
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rt_hw_serial_putc(a-0xa+0x61);
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}
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rt_hw_serial_putc('\n');
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}
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/**
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* This function is used by rt_kprintf to display a string on console.
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*
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* @param str the displayed string^M
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*/
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void rt_hw_console_output(const char *str)
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{
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while (*str) {
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rt_hw_serial_putc(*str++);
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}
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}
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@ -0,0 +1,210 @@
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/* RT-Thread config file */
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#ifndef __RTTHREAD_CFG_H__
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#define __RTTHREAD_CFG_H__
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#define RT_DEBUG
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//#define RT_DEBUG_IRQ 1
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//#define RT_DEBUG_TIMER 1
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//#define RT_DEBUG_MEM 1
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//#define RT_DEBUG_MEMHEAP 1
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//#define RT_DEBUG_MODULE 1
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//#define RT_DEBUG_SCHEDULER 1
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//#define RT_DEBUG_SLAB 1
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//#define RT_DEBUG_THREAD 1
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//#define RT_DEBUG_IPC 1
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/* RT_NAME_MAX*/
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#define RT_NAME_MAX 8
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/* RT_ALIGN_SIZE*/
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#define RT_ALIGN_SIZE 4
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/* PRIORITY_MAX */
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#define RT_THREAD_PRIORITY_MAX 256
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/* Tick per Second */
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#define RT_TICK_PER_SECOND 100
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/* SECTION: RT_DEBUG */
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/* Thread Debug */
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#define RT_DEBUG
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/* #define RT_THREAD_DEBUG */
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||||
|
||||
#define RT_USING_OVERFLOW_CHECK
|
||||
|
||||
/* Using Hook */
|
||||
#define RT_USING_HOOK
|
||||
|
||||
/* Using Software Timer */
|
||||
//#define RT_USING_TIMER_SOFT
|
||||
#define RT_TIMER_THREAD_PRIO 8
|
||||
#define RT_TIMER_THREAD_STACK_SIZE 512
|
||||
#define RT_TIMER_TICK_PER_SECOND 10
|
||||
|
||||
/* SECTION: IPC */
|
||||
/* Using Semaphore */
|
||||
#define RT_USING_SEMAPHORE
|
||||
|
||||
/* Using Mutex */
|
||||
#define RT_USING_MUTEX
|
||||
|
||||
/* Using Event */
|
||||
#define RT_USING_EVENT
|
||||
|
||||
/* Using MailBox */
|
||||
#define RT_USING_MAILBOX
|
||||
|
||||
/* Using Message Queue */
|
||||
#define RT_USING_MESSAGEQUEUE
|
||||
|
||||
/* SECTION: Memory Management */
|
||||
/* Using Memory Pool Management*/
|
||||
#define RT_USING_MEMPOOL
|
||||
|
||||
/* Using Dynamic Heap Management */
|
||||
#define RT_USING_HEAP
|
||||
|
||||
/* Using Small MM */
|
||||
/* #define RT_USING_SMALL_MEM */
|
||||
|
||||
/* Using SLAB Allocator */
|
||||
#define RT_USING_SLAB
|
||||
|
||||
#define RT_USING_CONSOLE
|
||||
/* SECTION: Device System */
|
||||
/* Using Device System */
|
||||
#define RT_USING_DEVICE
|
||||
|
||||
/* SECTION: Console options */
|
||||
/* the buffer size of console */
|
||||
#define RT_CONSOLEBUF_SIZE 128
|
||||
|
||||
/* SECTION: finsh, a C-Express shell */
|
||||
/* Using FinSH as Shell*/
|
||||
#define RT_USING_FINSH
|
||||
#define FINSH_USING_SYMTAB
|
||||
#define FINSH USING DESCRIPTION
|
||||
|
||||
/* SECTION: a runtime libc library */
|
||||
/* a runtime libc library */
|
||||
/* #define RT_USING_NEWLIB */
|
||||
|
||||
/* SECTION: a mini libc */
|
||||
|
||||
/* SECTION: C++ support */
|
||||
/* Using C++ support */
|
||||
/* #define RT_USING_CPLUSPLUS */
|
||||
|
||||
/* SECTION: Device filesystem support */
|
||||
/* using DFS support */
|
||||
//#define RT_USING_DFS //fanpeng
|
||||
//#define RT_USING_DFS_ELMFAT //fanpeng
|
||||
/* #define RT_USING_DFS_YAFFS2 */
|
||||
|
||||
/* #define DFS_USING_WORKDIR */
|
||||
|
||||
/* the max number of mounted filesystem */
|
||||
#define DFS_FILESYSTEMS_MAX 2
|
||||
/* the max number of opened files */
|
||||
#define DFS_FD_MAX 16
|
||||
/* the max number of cached sector */
|
||||
#define DFS_CACHE_MAX_NUM 4
|
||||
|
||||
/* SECTION: lwip, a lighwight TCP/IP protocol stack */
|
||||
/* Using lighweight TCP/IP protocol stack */
|
||||
//#define RT_USING_LWIP
|
||||
//#define RT_LWIP_DNS
|
||||
|
||||
/* Trace LwIP protocol */
|
||||
/* #define RT_LWIP_DEBUG */
|
||||
|
||||
/* Enable ICMP protocol */
|
||||
#define RT_LWIP_ICMP
|
||||
|
||||
/* Enable IGMP protocol */
|
||||
#define RT_LWIP_IGMP
|
||||
|
||||
/* Enable UDP protocol */
|
||||
#define RT_LWIP_UDP
|
||||
|
||||
/* Enable TCP protocol */
|
||||
#define RT_LWIP_TCP
|
||||
|
||||
/* the number of simulatenously active TCP connections*/
|
||||
#define RT_LWIP_TCP_PCB_NUM 5
|
||||
|
||||
/* TCP sender buffer space */
|
||||
#define RT_LWIP_TCP_SND_BUF 1024*10
|
||||
|
||||
/* TCP receive window. */
|
||||
#define RT_LWIP_TCP_WND 1024
|
||||
|
||||
/* Enable SNMP protocol */
|
||||
/* #define RT_LWIP_SNMP */
|
||||
|
||||
/* Using DHCP */
|
||||
/* #define RT_LWIP_DHCP */
|
||||
|
||||
/* ip address of target */
|
||||
#define RT_LWIP_IPADDR0 192
|
||||
#define RT_LWIP_IPADDR1 168
|
||||
#define RT_LWIP_IPADDR2 1
|
||||
#define RT_LWIP_IPADDR3 30
|
||||
|
||||
/* gateway address of target */
|
||||
#define RT_LWIP_GWADDR0 192
|
||||
#define RT_LWIP_GWADDR1 168
|
||||
#define RT_LWIP_GWADDR2 1
|
||||
#define RT_LWIP_GWADDR3 1
|
||||
|
||||
/* mask address of target */
|
||||
#define RT_LWIP_MSKADDR0 255
|
||||
#define RT_LWIP_MSKADDR1 255
|
||||
#define RT_LWIP_MSKADDR2 255
|
||||
#define RT_LWIP_MSKADDR3 0
|
||||
|
||||
/* the number of blocks for pbuf */
|
||||
#define RT_LWIP_PBUF_NUM 16
|
||||
|
||||
/* thread priority of tcpip thread */
|
||||
#define RT_LWIP_TCPTHREAD_PRIORITY 128
|
||||
|
||||
/* mail box size of tcpip thread to wait for */
|
||||
#define RT_LWIP_TCPTHREAD_MBOX_SIZE 8
|
||||
|
||||
/* thread stack size of tcpip thread */
|
||||
#define RT_LWIP_TCPTHREAD_STACKSIZE 4096
|
||||
|
||||
/* thread priority of ethnetif thread */
|
||||
#define RT_LWIP_ETHTHREAD_PRIORITY 144
|
||||
|
||||
/* mail box size of ethnetif thread to wait for */
|
||||
#define RT_LWIP_ETHTHREAD_MBOX_SIZE 32
|
||||
|
||||
/* thread stack size of ethnetif thread */
|
||||
#define RT_LWIP_ETHTHREAD_STACKSIZE 1024
|
||||
|
||||
/* SECTION: RTGUI support */
|
||||
/* using RTGUI support */
|
||||
/* #define RT_USING_RTGUI */
|
||||
|
||||
/* name length of RTGUI object */
|
||||
#define RTGUI_NAME_MAX 16
|
||||
/* support 16 weight font */
|
||||
#define RTGUI_USING_FONT16
|
||||
/* support 16 weight font */
|
||||
#define RTGUI_USING_FONT12
|
||||
/* support Chinese font */
|
||||
#define RTGUI_USING_FONTHZ
|
||||
/* use DFS as file interface */
|
||||
#define RTGUI_USING_DFS_FILERW
|
||||
/* use font file as Chinese font */
|
||||
/* #define RTGUI_USING_HZ_FILE */
|
||||
/* use Chinese bitmap font */
|
||||
#define RTGUI_USING_HZ_BMP
|
||||
/* use small size in RTGUI */
|
||||
/* #define RTGUI_USING_SMALL_SIZE */
|
||||
/* use mouse cursor */
|
||||
/* #define RTGUI_USING_MOUSE_CURSOR */
|
||||
#endif
|
|
@ -0,0 +1,57 @@
|
|||
import os
|
||||
|
||||
# toolchains options
|
||||
ARCH = 'unicore32'
|
||||
CPU = 'sep6200'
|
||||
TextBase = '0x00000000'
|
||||
|
||||
CROSS_TOOL = 'gcc'
|
||||
|
||||
if os.getenv('RTT_CC'):
|
||||
CROSS_TOOL = os.getenv('RTT_CC')
|
||||
|
||||
if CROSS_TOOL == 'gcc':
|
||||
PLATFORM = 'gcc'
|
||||
EXEC_PATH = '/usr/unicore/gnu-toolchain-unicore/uc4-1.0-beta-hard-RHELAS5/bin/'
|
||||
elif CROSS_TOOL == 'keil':
|
||||
PLATFORM = 'armcc'
|
||||
EXEC_PATH = 'C:/Keil'
|
||||
elif CROSS_TOOL == 'iar':
|
||||
print '================ERROR============================'
|
||||
print 'Not support yet!'
|
||||
print '================================================='
|
||||
exit(0)
|
||||
|
||||
if os.getenv('RTT_EXEC_PATH'):
|
||||
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
|
||||
|
||||
#BUILD = 'debug'
|
||||
BUILD = 'release'
|
||||
|
||||
if PLATFORM == 'gcc':
|
||||
# toolchains
|
||||
PREFIX = 'unicore32-linux-'
|
||||
CC = PREFIX + 'gcc'
|
||||
AS = PREFIX + 'gcc'
|
||||
AR = PREFIX + 'ar'
|
||||
LINK = PREFIX + 'ld'
|
||||
TARGET_EXT = 'elf'
|
||||
SIZE = PREFIX + 'size'
|
||||
OBJDUMP = PREFIX + 'objdump'
|
||||
OBJCPY = PREFIX + 'objcopy'
|
||||
|
||||
DEVICE = ' '
|
||||
CFLAGS = DEVICE
|
||||
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp' + ' -DTEXT_BASE=' + TextBase
|
||||
LFLAGS = DEVICE + ' -Bstatic --gc-sections -Map=rtthread_sep6200.map -cref -u _start -Ttext 0x40000000 -T sep6200.ld -L/usr/unicore/gnu-toolchain-unicore/uc4-1.0-beta-hard-RHELAS5/lib/gcc/unicore32-linux/4.4.2 -lgcc' + ' -Ttext ' + TextBase
|
||||
|
||||
CPATH = ''
|
||||
LPATH = ''
|
||||
|
||||
if BUILD == 'debug':
|
||||
CFLAGS += ' -O0 -gdwarf-2'
|
||||
AFLAGS += ' -gdwarf-2'
|
||||
else:
|
||||
CFLAGS += ' -O2'
|
||||
|
||||
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
|
|
@ -0,0 +1,86 @@
|
|||
OUTPUT_FORMAT("elf32-littleunicore32", "elf32-bigunicore32", "elf32-littleunicore32")
|
||||
OUTPUT_ARCH(unicore32)
|
||||
ENTRY(_start)
|
||||
SEARCH_DIR("/usr/unicore/gnu-toolchain-unicore/uc4-1.0-beta-hard-RHELAS5/unicore32-linux/lib");
|
||||
SECTIONS
|
||||
{
|
||||
. = 0x00000000;
|
||||
|
||||
. = ALIGN(4);
|
||||
.text :
|
||||
{
|
||||
*(.init)
|
||||
*(.text)
|
||||
*(.gnu.linkonce.t*)
|
||||
|
||||
/* section information for finsh shell */
|
||||
. = ALIGN(4);
|
||||
__fsymtab_start = .;
|
||||
KEEP(*(FSymTab))
|
||||
__fsymtab_end = .;
|
||||
. = ALIGN(4);
|
||||
__vsymtab_start = .;
|
||||
KEEP(*(VSymTab))
|
||||
__vsymtab_end = .;
|
||||
. = ALIGN(4);
|
||||
|
||||
/* section information for modules */
|
||||
. = ALIGN(4);
|
||||
__rtmsymtab_start = .;
|
||||
KEEP(*(RTMSymTab))
|
||||
__rtmsymtab_end = .;
|
||||
}
|
||||
|
||||
. = ALIGN(4);
|
||||
.rodata : { *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) *(.eh_frame) }
|
||||
|
||||
. = ALIGN(4);
|
||||
.ctors :
|
||||
{
|
||||
PROVIDE(__ctors_start__ = .);
|
||||
KEEP(*(SORT(.ctors.*)))
|
||||
KEEP(*(.ctors))
|
||||
PROVIDE(__ctors_end__ = .);
|
||||
}
|
||||
|
||||
.dtors :
|
||||
{
|
||||
PROVIDE(__dtors_start__ = .);
|
||||
KEEP(*(SORT(.dtors.*)))
|
||||
KEEP(*(.dtors))
|
||||
PROVIDE(__dtors_end__ = .);
|
||||
}
|
||||
|
||||
. = ALIGN(4);
|
||||
.data :
|
||||
{
|
||||
*(.data)
|
||||
*(.data.*)
|
||||
*(.gnu.linkonce.d*)
|
||||
}
|
||||
|
||||
. = ALIGN(4);
|
||||
.nobss : { *(.nobss) }
|
||||
|
||||
/*. = 0x00300000*/
|
||||
. = ALIGN(4);
|
||||
__bss_start = .;
|
||||
.bss : { *(.bss) }
|
||||
__bss_end = .;
|
||||
|
||||
/* stabs debugging sections. */
|
||||
.stab 0 : { *(.stab) }
|
||||
.stabstr 0 : { *(.stabstr) }
|
||||
.stab.excl 0 : { *(.stab.excl) }
|
||||
.stab.exclstr 0 : { *(.stab.exclstr) }
|
||||
.stab.index 0 : { *(.stab.index) }
|
||||
.stab.indexstr 0 : { *(.stab.indexstr) }
|
||||
.comment 0 : { *(.comment) }
|
||||
.debug_abbrev 0 : { *(.debug_abbrev) }
|
||||
.debug_info 0 : { *(.debug_info) }
|
||||
.debug_line 0 : { *(.debug_line) }
|
||||
.debug_pubnames 0 : { *(.debug_pubnames) }
|
||||
.debug_aranges 0 : { *(.debug_aranges) }
|
||||
|
||||
_end = .;
|
||||
}
|
|
@ -0,0 +1,164 @@
|
|||
/*
|
||||
* File : clock.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-7-16 Peng Fan Just put the file here, should be implemented in
|
||||
* future
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
#include <sep6200.h>
|
||||
|
||||
#define PLL_CFG(_f, _r) {.f = _f, .r = _r} /*f(frequency, MHz); r(config register value)*/
|
||||
#define MHz 1000000UL
|
||||
/*
|
||||
*SEP0611_CLOCK
|
||||
*├── APLL
|
||||
*│ └── CPU
|
||||
*├── DPLL
|
||||
*│ └── DDR
|
||||
*└── MPLL
|
||||
* └── BUS1
|
||||
* ├── BUS2
|
||||
* │ ├── DMAC1
|
||||
* │ ├── ESRAM
|
||||
* │ ├── LCDC
|
||||
* │ ├── NAND
|
||||
* │ ├── NOR
|
||||
* │ ├── SDIO1
|
||||
* │ ├── SDIO2
|
||||
* │ └── VPU
|
||||
* ├── BUS3
|
||||
* │ ├── BUS5
|
||||
* │ │ ├── I2C1
|
||||
* │ │ ├── I2C2
|
||||
* │ │ ├── I2C3
|
||||
* │ │ ├── I2S
|
||||
* │ │ ├── SPI1
|
||||
* │ │ ├── SPI2
|
||||
* │ │ ├── SPI3
|
||||
* │ │ ├── UART1
|
||||
* │ │ ├── UART2
|
||||
* │ │ ├── UART3
|
||||
* │ │ └── UART4
|
||||
* │ ├── DMAC2
|
||||
* │ ├── GPU
|
||||
* │ └── USB
|
||||
* ├── BUS4
|
||||
* │ ├── GPIO
|
||||
* │ ├── GPSCTRL
|
||||
* │ ├── PWM
|
||||
* │ ├── RTC
|
||||
* │ ├── SYSCTRL
|
||||
* │ ├── TIMER
|
||||
* │ └── VIC
|
||||
* ├── DS1_2
|
||||
* ├── DS1_3
|
||||
* └── GPS
|
||||
*/
|
||||
|
||||
enum sep0611_clk_gate{
|
||||
DDRC = 0, BUS1, BUS2, BUS3, DS1_2,
|
||||
DS1_3, USBC, DMAC1, NAND, DMAC2,
|
||||
ESRAM, SDIO1, SDIO2, GPU, VPU,
|
||||
BUS4, BUS5, VIC_, SYSCTRL, PRTC,
|
||||
TIMER, GPSCTRL, GPIO, LCDC2HDMI, DDRPHY,
|
||||
UART1, UART2, UART3, UART4, SPI1,
|
||||
SPI2, SPI3,
|
||||
|
||||
I2C1 = 32, I2C2, I2C3, I2S, PWM,
|
||||
H2X, LCDC, NOR, GPSHCLK, GPS,
|
||||
};
|
||||
|
||||
typedef struct {
|
||||
unsigned long f;
|
||||
unsigned long r;
|
||||
}pll_t;
|
||||
|
||||
static pll_t apll_tab[] = {
|
||||
PLL_CFG(800*MHz, 0x00010810),
|
||||
};
|
||||
|
||||
static pll_t mpll_tab[] = {
|
||||
PLL_CFG(480*MHz, 0x00013C12), // 480MHz
|
||||
};
|
||||
|
||||
static pll_t dpll_tab[] = {
|
||||
PLL_CFG(400*MHz, 0x00010812), // 402MHz
|
||||
};
|
||||
|
||||
static void rt_hw_set_system_clock(void)
|
||||
{
|
||||
/*apll, mpll, dpll is set in uboot when system boots up*/
|
||||
}
|
||||
|
||||
static void rt_hw_set_usb_clock(void)
|
||||
{
|
||||
|
||||
}
|
||||
|
||||
static void rt_hw_set_peripheral_clock(void)
|
||||
{
|
||||
|
||||
}
|
||||
/**
|
||||
* @brief System Clock Configuration
|
||||
*/
|
||||
/* apll mpll dpll should be set in u-boot, Here just set clock
|
||||
* of the pherial
|
||||
*/
|
||||
void rt_hw_set_apll_clock(void)
|
||||
{
|
||||
|
||||
}
|
||||
void rt_hw_set_mpll_clock(void)
|
||||
{
|
||||
|
||||
}
|
||||
void rt_hw_set_dpll_clock(void)
|
||||
{
|
||||
|
||||
}
|
||||
void rt_hw_clock_init(void)
|
||||
{
|
||||
/* set system clock */
|
||||
rt_hw_set_system_clock();
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Get system clock
|
||||
*/
|
||||
rt_uint32_t rt_hw_get_clock(void)
|
||||
{
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Enable module clock
|
||||
*/
|
||||
void rt_hw_enable_module_clock(rt_uint8_t module)
|
||||
{
|
||||
if (module >= 32) {
|
||||
write_reg(SEP6200_PMU_CLK_GT_CFG2, (1 << (module - 32)) | read_reg(SEP6200_PMU_CLK_GT_CFG2));
|
||||
} else {
|
||||
write_reg(SEP6200_PMU_CLK_GT_CFG1, (1 << module) | read_reg(SEP6200_PMU_CLK_GT_CFG1));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Disable module clock
|
||||
*/
|
||||
void rt_hw_disable_module_clock(rt_uint8_t module)
|
||||
{
|
||||
if (module >= 32) {
|
||||
write_reg(SEP6200_PMU_CLK_GT_CFG2, ~(1 << (module - 32)) & read_reg(SEP6200_PMU_CLK_GT_CFG2));
|
||||
} else {
|
||||
write_reg(SEP6200_PMU_CLK_GT_CFG1, ~(1 << module) & read_reg(SEP6200_PMU_CLK_GT_CFG1));
|
||||
}
|
||||
}
|
|
@ -0,0 +1,104 @@
|
|||
/*
|
||||
* File : context.S
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-7-14 Peng Fan First implementation
|
||||
*/
|
||||
|
||||
/*!
|
||||
* \addtogroup sep6200
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
#define NOINT 0xc0
|
||||
|
||||
/*
|
||||
* rt_base_t rt_hw_interrupt_disable();
|
||||
*/
|
||||
.globl rt_hw_interrupt_disable
|
||||
.type rt_hw_interrupt_disable, %function
|
||||
rt_hw_interrupt_disable:
|
||||
stw.w r1, [sp-], #4
|
||||
mov r0, asr
|
||||
or r1, r0, #NOINT
|
||||
mov.a asr, r1
|
||||
ldw.w r1, [sp]+, #4
|
||||
mov pc, lr
|
||||
|
||||
/*
|
||||
* void rt_hw_interrupt_enable(rt_base_t level);
|
||||
*/
|
||||
.globl rt_hw_interrupt_enable
|
||||
.type rt_hw_interrupt_disable, %function
|
||||
rt_hw_interrupt_enable:
|
||||
mov.a asr, r0
|
||||
mov pc, lr
|
||||
|
||||
/*
|
||||
* void rt_hw_context_switch(rt_uint32 from, rt_uint32 to);
|
||||
* r0 --> from
|
||||
* r1 --> to
|
||||
*/
|
||||
.globl rt_hw_context_switch
|
||||
.type rt_hw_interrupt_disable, %function
|
||||
rt_hw_context_switch:
|
||||
stm.w (lr), [sp-]
|
||||
stm.w (r16, r17, r18, r19, r20, r21, r22, r23, r24, r25, r26, r27, r28, lr), [sp-]
|
||||
stm.w (r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15), [sp-]
|
||||
mov r4, asr
|
||||
stm.w (r4), [sp-]
|
||||
mov r4, bsr
|
||||
stm.w (r4), [sp-]
|
||||
|
||||
stw sp, [r0+]
|
||||
ldw sp, [r1+]
|
||||
|
||||
ldm.w (r4), [sp]+
|
||||
mov.a bsr,r4
|
||||
ldm.w (r4), [sp]+
|
||||
mov.a asr, r4
|
||||
|
||||
ldm.w (r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15), [sp]+
|
||||
ldm.w (r16, r17, r18, r19, r20, r21, r22, r23, r24, r25, r26, r27, r28, lr, pc), [sp]+
|
||||
|
||||
/*
|
||||
* void rt_hw_context_switch_to(rt_uint32 to);
|
||||
* r0 --> to
|
||||
*/
|
||||
.globl rt_hw_context_switch_to
|
||||
rt_hw_context_switch_to:
|
||||
ldw sp, [r0+]
|
||||
ldm.w (r4), [sp]+
|
||||
mov.a bsr, r4
|
||||
ldm.w (r4), [sp]+
|
||||
mov.a asr, r4
|
||||
ldm.w (r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15), [sp]+
|
||||
ldm.w (r16, r17, r18, r19, r20, r21, r22, r23, r24, r25, r26, r27, r28, lr, pc), [sp]+
|
||||
|
||||
/*
|
||||
* void rt_hw_context_switch_interrupt(rt_uint32 from, rt_uint32 to);
|
||||
*/
|
||||
.globl rt_thread_switch_interrupt_flag
|
||||
.globl rt_interrupt_from_thread
|
||||
.globl rt_interrupt_to_thread
|
||||
.globl rt_hw_context_switch_interrupt
|
||||
rt_hw_context_switch_interrupt:
|
||||
ldw r2, =rt_thread_switch_interrupt_flag
|
||||
ldw r3, [r2+]
|
||||
cmpsub.a r3, #1
|
||||
beq _reswitch
|
||||
mov r3, #1
|
||||
stw r3, [r2+]
|
||||
ldw r2, =rt_interrupt_from_thread
|
||||
stw r0, [r2+]
|
||||
_reswitch:
|
||||
ldw r2, =rt_interrupt_to_thread
|
||||
stw r1, [r2+]
|
||||
mov pc, lr
|
|
@ -0,0 +1,280 @@
|
|||
/*
|
||||
* File : cpu.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Develop Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-7-14 Peng Fan first implementation
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtthread.h>
|
||||
#include <sep6200.h>
|
||||
|
||||
/**
|
||||
* @addtogroup sep6200
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
#ifdef __GNUC__
|
||||
rt_inline void cache_invalid(void)
|
||||
{
|
||||
__asm__ volatile ("movc p0.c5, r1, #28\n"
|
||||
"nop;nop;nop;nop;nop;nop;nop;nop;\n"
|
||||
:
|
||||
:
|
||||
:"memory", "cc"
|
||||
);
|
||||
}
|
||||
|
||||
rt_inline void cache_enable(void)
|
||||
{
|
||||
__asm__ volatile ( "movc r1, p0.c1, #0\n"
|
||||
"or r1, r1, #0xc\n"
|
||||
"movc p0.c1, r1, #0\n"
|
||||
"nop;nop;nop;nop;nop;nop;nop;nop;\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
}
|
||||
|
||||
rt_inline void clean_dcache(void)
|
||||
{
|
||||
__asm__ volatile ( "mov ip, #0\n"
|
||||
"movc p0.c5, ip, #10\n"
|
||||
"nop; nop; nop; nop; nop; nop; nop; nop\n"
|
||||
:
|
||||
:
|
||||
:"ip", "memory", "cc");
|
||||
}
|
||||
|
||||
rt_inline rt_uint32_t icache_status(void)
|
||||
{
|
||||
rt_uint32_t ret;
|
||||
|
||||
__asm__ volatile ( "movc %0, p0.c1, #0\n"
|
||||
"and %0, %0, #8\n"
|
||||
: "=&r" (ret)
|
||||
:
|
||||
:"memory", "cc");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
rt_inline rt_uint32_t dcache_status(void)
|
||||
{
|
||||
rt_uint32_t ret;
|
||||
|
||||
__asm__ volatile ( "movc %0, p0.c1, #0\n"
|
||||
"and %0, %0, #4\n"
|
||||
: "=&r" (ret)
|
||||
:
|
||||
:"memory", "cc");
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
rt_inline void dcache_flush(void)
|
||||
{
|
||||
__asm__ volatile ( "mov ip, #0\n"
|
||||
"movc p0.c5, ip, #14\n"
|
||||
"nop; nop; nop; nop; nop; nop; nop; nop\n"
|
||||
:
|
||||
:
|
||||
: "ip" );
|
||||
}
|
||||
|
||||
rt_inline void icache_invalid(void)
|
||||
{
|
||||
__asm__ volatile ( "mov r0, #0\n"
|
||||
"movc p0.c5, r0, #20\n"
|
||||
"nop; nop; nop; nop; nop; nop; nop; nop\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
}
|
||||
|
||||
rt_inline void dcache_invalid(void)
|
||||
{
|
||||
__asm__ volatile ( "mov r0, #0\n"
|
||||
"movc p0.c5, r0, #12\n"
|
||||
"nop; nop; nop; nop; nop; nop; nop; nop\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
}
|
||||
|
||||
rt_inline void icache_disable(void)
|
||||
{
|
||||
icache_invalid();
|
||||
__asm__ volatile ( "movc r0, p0.c1, #0\n"
|
||||
"andn r0, r0, #8\n"
|
||||
"movc p0.c1, r0, #0\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
}
|
||||
|
||||
rt_inline void dcache_disable(void)
|
||||
{
|
||||
dcache_flush();
|
||||
__asm__ volatile ( "movc r0, p0.c1, #0\n"
|
||||
"andn r0, r0, #20\n"
|
||||
"movc p0.c1, r0, #0\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
|
||||
}
|
||||
|
||||
rt_inline void icache_enable(void)
|
||||
{
|
||||
__asm__ volatile ( "mov r0, #0\n"
|
||||
"movc p0.c5, r0, #20\n"
|
||||
"nop; nop; nop; nop; nop; nop; nop; nop\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
|
||||
__asm__ volatile ( "movc r0, p0.c1, #0\n"
|
||||
"or r0, r0, #8\n"
|
||||
"movc p0.c1, r0, #0\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
}
|
||||
|
||||
rt_inline void dcache_enable(void)
|
||||
{
|
||||
__asm__ volatile ( "mov r0, #0\n"
|
||||
"movc p0.c5, r0, #12\n"
|
||||
"nop; nop; nop; nop; nop; nop; nop; nop\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
|
||||
__asm__ volatile ( "movc r0, p0.c1, #0\n"
|
||||
"or r0, r0, #20\n"
|
||||
"movc p0.c1, r0, #0\n"
|
||||
:
|
||||
:
|
||||
:"r0", "memory", "cc");
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
/**
|
||||
* enable I-Cache
|
||||
*
|
||||
*/
|
||||
void rt_hw_cpu_icache_enable()
|
||||
{
|
||||
icache_enable();
|
||||
}
|
||||
|
||||
/**
|
||||
* disable I-Cache
|
||||
*
|
||||
*/
|
||||
void rt_hw_cpu_icache_disable()
|
||||
{
|
||||
icache_disable();
|
||||
}
|
||||
|
||||
/**
|
||||
* return the status of I-Cache
|
||||
*
|
||||
*/
|
||||
rt_base_t rt_hw_cpu_icache_status()
|
||||
{
|
||||
return icache_status();
|
||||
}
|
||||
|
||||
/**
|
||||
* enable D-Cache
|
||||
*
|
||||
*/
|
||||
void rt_hw_cpu_dcache_enable()
|
||||
{
|
||||
dcache_enable();
|
||||
}
|
||||
|
||||
/**
|
||||
* disable D-Cache
|
||||
*
|
||||
*/
|
||||
void rt_hw_cpu_dcache_disable()
|
||||
{
|
||||
dcache_disable();
|
||||
}
|
||||
|
||||
/**
|
||||
* return the status of D-Cache
|
||||
*
|
||||
*/
|
||||
rt_base_t rt_hw_cpu_dcache_status()
|
||||
{
|
||||
return dcache_status();
|
||||
}
|
||||
|
||||
static void sep6200_reset(rt_uint32_t addr)
|
||||
{
|
||||
__asm__ volatile ( "mov ip, #0\n"
|
||||
"movc p0.c5, ip, #28\n" /*Cache invalidate all*/
|
||||
"movc p0.c6, ip, #6\n" /*TLB invalidate all*/
|
||||
"nop;nop;nop;nop;nop;nop;nop;nop;\n"
|
||||
"movc ip, p0.c1, #0\n" /*ctrl register*/
|
||||
"andn ip, ip, #0x000f\n" /*disable caches and mmu*/
|
||||
"movc p0.c1, ip, #0\n"
|
||||
"nop\n"
|
||||
"mov pc, %0\n"
|
||||
"nop;nop;nop;nop;nop;nop;nop;nop;\n"
|
||||
: "=&r" (addr)
|
||||
:
|
||||
:"memory", "cc");
|
||||
}
|
||||
|
||||
static void sep6200_poweroff(void)
|
||||
{
|
||||
rt_kprintf("sep6200 power off not implemented\n");
|
||||
while(1);
|
||||
}
|
||||
|
||||
/**
|
||||
* reset cpu by dog's time-out
|
||||
*
|
||||
*/
|
||||
void rt_hw_cpu_reset()
|
||||
{
|
||||
|
||||
rt_kprintf("Soft reset, Restarting system...\n");
|
||||
sep6200_reset(0);
|
||||
|
||||
while(1); /* loop forever and wait for reset to happen */
|
||||
|
||||
/* NEVER REACHED */
|
||||
}
|
||||
|
||||
/**
|
||||
* shutdown CPU
|
||||
*
|
||||
*/
|
||||
void rt_hw_cpu_shutdown()
|
||||
{
|
||||
rt_uint32_t level;
|
||||
rt_kprintf("shutdown...\n");
|
||||
|
||||
level = rt_hw_interrupt_disable();
|
||||
sep6200_poweroff();
|
||||
while (level)
|
||||
{
|
||||
RT_ASSERT(0);
|
||||
}
|
||||
}
|
||||
|
||||
/*@}*/
|
|
@ -0,0 +1,213 @@
|
|||
/*
|
||||
* File : interrupt.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-7-14 Peng Fan First implementation
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
#include <rthw.h>
|
||||
#include <sep6200.h>
|
||||
|
||||
#define MAX_HANDLERS 64
|
||||
|
||||
|
||||
#define SEP6200_IRQ_TYPE 0
|
||||
#define SEP6200_FIQ_TYPE 1
|
||||
|
||||
#define int_enable_all() \
|
||||
do { \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_L = ~0x0;\
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_H = ~0x0;\
|
||||
}while(0)
|
||||
#define int_disable_all() \
|
||||
do { \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_L = 0x0;\
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_H = 0x0;\
|
||||
}while(0)
|
||||
#define mask_all_int(int_type) \
|
||||
do { \
|
||||
if (int_type == SEP6200_IRQ_TYPE){ \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_MSK_ALL = 0x1;\
|
||||
} else if (int_type == SEP6200_FIQ_TYPE) {\
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_MSK_ALL = 0x2;\
|
||||
}\
|
||||
}while(0)
|
||||
#define unmask_all_int(int_type)\
|
||||
do { \
|
||||
if (int_type == SEP6200_IRQ_TYPE){ \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_MSK_ALL = ~0x1;\
|
||||
} else if (int_type == SEP6200_FIQ_TYPE) {\
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_MSK_ALL = ~0x2;\
|
||||
}\
|
||||
}while(0)
|
||||
|
||||
#define SEP6200_INT_SET(intnum) \
|
||||
do{ \
|
||||
if(intnum < 32) \
|
||||
*(volatile unsigned long*)SEP6200_VIC_SFT_INT_L |= (1 << intnum); \
|
||||
else \
|
||||
*(volatile unsigned long*)SEP6200_VIC_SFT_INT_H |= (1 << (intnum - 32)); \
|
||||
}while(0)
|
||||
|
||||
#define SEP6200_INT_CLR(intnum) \
|
||||
do{ \
|
||||
if(intnum < 32) \
|
||||
*(volatile unsigned long*)SEP6200_VIC_SFT_INT_L &= ~(1 << intnum);\
|
||||
else \
|
||||
*(volatile unsigned long*)SEP6200_VIC_SFT_INT_H &= ~(1 << (intnum - 32)); \
|
||||
}while(0)
|
||||
|
||||
#define SEP6200_INT_ENABLE(intnum)\
|
||||
do{ \
|
||||
if(intnum < 32) \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_L |= (1 << intnum); \
|
||||
else \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_H |= (1 << (intnum - 32)); \
|
||||
}while(0)
|
||||
|
||||
#define SEP6200_INT_DISABLE(intnum) \
|
||||
do{ \
|
||||
if(intnum < 32) \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_L &= ~(1 << intnum); \
|
||||
else \
|
||||
*(volatile unsigned long*)SEP6200_VIC_INT_EN_H &= ~(1 << (intnum - 32)); \
|
||||
}while(0)
|
||||
|
||||
|
||||
extern rt_uint32_t rt_interrupt_nest;
|
||||
/* exception and interrupt handler table */
|
||||
struct rt_irq_desc isr_table[MAX_HANDLERS];
|
||||
rt_uint32_t rt_interrupt_from_thread, rt_interrupt_to_thread;
|
||||
rt_uint32_t rt_thread_switch_interrupt_flag;
|
||||
|
||||
|
||||
/* --------------------------------------------------------------------
|
||||
* Interrupt initialization
|
||||
* -------------------------------------------------------------------- */
|
||||
|
||||
/**
|
||||
* @addtogroup sep6200
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
void rt_hw_interrupt_mask(int irq);
|
||||
void rt_hw_interrupt_umask(int irq);
|
||||
|
||||
rt_inline void sep6200_irq_enable(rt_uint32_t irq)
|
||||
{
|
||||
SEP6200_INT_ENABLE(irq);
|
||||
}
|
||||
|
||||
rt_inline void sep6200_irq_disable(rt_uint32_t irq)
|
||||
{
|
||||
SEP6200_INT_DISABLE(irq);
|
||||
}
|
||||
|
||||
rt_inline void sep6200_irq_unmask(rt_uint32_t irq)
|
||||
{
|
||||
SEP6200_INT_ENABLE(irq);
|
||||
}
|
||||
|
||||
rt_inline void sep6200_irq_mask(rt_uint32_t irq)
|
||||
{
|
||||
SEP6200_INT_DISABLE(irq);
|
||||
}
|
||||
rt_isr_handler_t rt_hw_interrupt_handle(rt_uint32_t vector)
|
||||
{
|
||||
rt_kprintf("Unhandled interrupt %d occured!!!\n", vector);
|
||||
return RT_NULL;
|
||||
}
|
||||
|
||||
/**
|
||||
* This function will initialize hardware interrupt
|
||||
*/
|
||||
void rt_hw_interrupt_init(void)
|
||||
{
|
||||
rt_int32_t i;
|
||||
register rt_uint32_t idx;
|
||||
|
||||
|
||||
/* init exceptions table */
|
||||
for(idx=0; idx < MAX_HANDLERS; idx++)
|
||||
{
|
||||
isr_table[idx].handler = (rt_isr_handler_t)rt_hw_interrupt_handle;
|
||||
}
|
||||
int_disable_all();
|
||||
mask_all_int(SEP6200_FIQ_TYPE);
|
||||
|
||||
//int_enable_all();
|
||||
unmask_all_int(SEP6200_IRQ_TYPE);
|
||||
|
||||
/* init interrupt nest, and context in thread sp */
|
||||
rt_interrupt_nest = 0;
|
||||
rt_interrupt_from_thread = 0;
|
||||
rt_interrupt_to_thread = 0;
|
||||
rt_thread_switch_interrupt_flag = 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* This function will mask a interrupt.
|
||||
* @param vector the interrupt number
|
||||
*/
|
||||
void rt_hw_interrupt_mask(int irq)
|
||||
{
|
||||
if (irq >= MAX_HANDLERS) {
|
||||
rt_kprintf("Wrong irq num to mask\n");
|
||||
} else {
|
||||
sep6200_irq_mask(irq);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* This function will un-mask a interrupt.
|
||||
* @param vector the interrupt number
|
||||
*/
|
||||
void rt_hw_interrupt_umask(int irq)
|
||||
{
|
||||
if (irq >= MAX_HANDLERS) {
|
||||
rt_kprintf("Wrong irq num to unmask\n");
|
||||
} else {
|
||||
sep6200_irq_unmask(irq);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* This function will install a interrupt service routine to a interrupt.
|
||||
* @param vector the interrupt number
|
||||
* @param new_handler the interrupt service routine to be installed
|
||||
* @param old_handler the old interrupt service routine
|
||||
*/
|
||||
rt_isr_handler_t rt_hw_interrupt_install(int vector, rt_isr_handler_t handler,
|
||||
void *param, char *name)
|
||||
{
|
||||
rt_isr_handler_t old_handler = RT_NULL;
|
||||
|
||||
if(vector < MAX_HANDLERS)
|
||||
{
|
||||
old_handler = isr_table[vector].handler;
|
||||
|
||||
if (handler != RT_NULL)
|
||||
{
|
||||
#ifdef RT_USING_INTERRUPT_INFO
|
||||
rt_strncpy(isr_table[vector].name, name, RT_NAME_MAX);
|
||||
#endif /* RT_USING_INTERRUPT_INFO */
|
||||
isr_table[vector].handler = handler;
|
||||
isr_table[vector].param = param;
|
||||
}
|
||||
}
|
||||
|
||||
return old_handler;
|
||||
}
|
||||
|
||||
/*@}*/
|
|
@ -0,0 +1,447 @@
|
|||
#ifndef __SEP6200_H
|
||||
#define __SEP6200_H
|
||||
|
||||
#include <rtthread.h>
|
||||
|
||||
/*Core definations*/
|
||||
#define PRIVMODE 0x13
|
||||
#define Mode_USR 0x10
|
||||
#define Mode_REAL 0x11
|
||||
#define Mode_IRQ 0x12
|
||||
#define Mode_PRIV 0x13
|
||||
#define Mode_TRAP 0x17
|
||||
#define Mode_EXT 0x1B
|
||||
#define Mode_SUSR 0x1F
|
||||
|
||||
/*
|
||||
* Address
|
||||
*/
|
||||
|
||||
#define SEP6200_VIC_BASE 0xb0000000
|
||||
#define SEP6200_PMU_BASE 0xb0001000
|
||||
#define SEP6200_RTC_BASE 0xb0002000
|
||||
#define SEP6200_TIMER_BASE 0xb0003000
|
||||
#define SEP6200_PWM_BASE 0xb0004000
|
||||
#define SEP6200_GPIO_BASE 0xb0006000
|
||||
#define SEP6200_TOUCH_ADC 0xb0007000
|
||||
#define SEP6200_SYSCTL_BASE 0xb0008000
|
||||
#define SEP6200_UART0_BASE 0xb1000000
|
||||
#define SEP6200_UART1_BASE 0xb1001000
|
||||
#define SEP6200_UART2_BASE 0xb1002000
|
||||
#define SEP6200_UART3_BASE 0xb1003000
|
||||
#define SEP6200_SSI1_BASE 0xb1004000
|
||||
#define SEP6200_SSI2_BASE 0xb1005000
|
||||
#define SEP6200_SSI3_BASE 0xb1006000
|
||||
#define SEP6200_I2C_BASE 0xb1007000
|
||||
#define SEP6200_I2S_BASE 0xb1008000
|
||||
#define SEP6200_USB_BASE 0xb1010000
|
||||
#define SEP6200_DMAC2_BASE 0xb1011000
|
||||
#define SEP6200_ESRAM_BASE 0xb2000000
|
||||
#define SEP6200_NORREG_BASE0xb2020000
|
||||
#define SEP6200_SDIO1_BASE 0xb2022000
|
||||
#define SEP6200_SDIO2_BASE 0xb2023000
|
||||
#define SEP6200_LCDC_BASE 0xb2025000
|
||||
#define SEP6200_VPU_BASE 0xb2026000
|
||||
#define SEP6200_DMAC1_BASE 0xb2027000
|
||||
#define SEP6200_DDR2_REG 0xb3000000
|
||||
#define SEP6200_DDR_MEM 0x40000000
|
||||
|
||||
#define SEP6200_UART0_DLBL (SEP6200_UART0_BASE+0x00)
|
||||
#define SEP6200_UART0_RXFIFO (SEP6200_UART0_BASE+0x00)
|
||||
#define SEP6200_UART0_TXFIFO (SEP6200_UART0_BASE+0x00)
|
||||
#define SEP6200_UART0_DLBH (SEP6200_UART0_BASE+0x04)
|
||||
#define SEP6200_UART0_IER (SEP6200_UART0_BASE+0x04)
|
||||
#define SEP6200_UART0_IIR (SEP6200_UART0_BASE+0x08)
|
||||
#define SEP6200_UART0_FCR (SEP6200_UART0_BASE+0x08)
|
||||
#define SEP6200_UART0_LCR (SEP6200_UART0_BASE+0x0c)
|
||||
#define SEP6200_UART0_MCR (SEP6200_UART0_BASE+0x10)
|
||||
#define SEP6200_UART0_LSR (SEP6200_UART0_BASE+0x14)
|
||||
#define SEP6200_UART0_MSR (SEP6200_UART0_BASE+0x18)
|
||||
|
||||
|
||||
#define SEP6200_TIMER_T1LCR (SEP6200_TIMER_BASE + 0X000)
|
||||
#define SEP6200_TIMER_T1CCR (SEP6200_TIMER_BASE + 0X004)
|
||||
#define SEP6200_TIMER_T1CR (SEP6200_TIMER_BASE + 0X008)
|
||||
#define SEP6200_TIMER_T1ISCR (SEP6200_TIMER_BASE + 0X00C)
|
||||
#define SEP6200_TIMER_T1IMSR (SEP6200_TIMER_BASE + 0X010)
|
||||
#define SEP6200_TIMER_T2LCR (SEP6200_TIMER_BASE + 0X020)
|
||||
#define SEP6200_TIMER_T2CCR (SEP6200_TIMER_BASE + 0X024)
|
||||
#define SEP6200_TIMER_T2CR (SEP6200_TIMER_BASE + 0X028)
|
||||
#define SEP6200_TIMER_T2ISCR (SEP6200_TIMER_BASE + 0X02C)
|
||||
#define SEP6200_TIMER_T2IMSR (SEP6200_TIMER_BASE + 0X030)
|
||||
#define SEP6200_TIMER_T3LCR (SEP6200_TIMER_BASE + 0X040)
|
||||
#define SEP6200_TIMER_T3CCR (SEP6200_TIMER_BASE + 0X044)
|
||||
#define SEP6200_TIMER_T3CR (SEP6200_TIMER_BASE + 0X048)
|
||||
#define SEP6200_TIMER_T3ISCR (SEP6200_TIMER_BASE + 0X04C)
|
||||
#define SEP6200_TIMER_T3IMSR (SEP6200_TIMER_BASE + 0X050)
|
||||
#define SEP6200_TIMER_T3CAPR (SEP6200_TIMER_BASE + 0X054)
|
||||
#define SEP6200_TIMER_T4LCR (SEP6200_TIMER_BASE + 0X060)
|
||||
#define SEP6200_TIMER_T4CCR (SEP6200_TIMER_BASE + 0X064)
|
||||
#define SEP6200_TIMER_T4CR (SEP6200_TIMER_BASE + 0X068)
|
||||
#define SEP6200_TIMER_T4ISCR (SEP6200_TIMER_BASE + 0X06C)
|
||||
#define SEP6200_TIMER_T4IMSR (SEP6200_TIMER_BASE + 0X070)
|
||||
#define SEP6200_TIMER_T4CAPR (SEP6200_TIMER_BASE + 0X074)
|
||||
#define SEP6200_TIMER_T5LCR (SEP6200_TIMER_BASE + 0X080)
|
||||
#define SEP6200_TIMER_T5CCR (SEP6200_TIMER_BASE + 0X084)
|
||||
#define SEP6200_TIMER_T5CR (SEP6200_TIMER_BASE + 0X088)
|
||||
#define SEP6200_TIMER_T5ISCR (SEP6200_TIMER_BASE + 0X08C)
|
||||
#define SEP6200_TIMER_T5IMSR (SEP6200_TIMER_BASE + 0X090)
|
||||
#define SEP6200_TIMER_T5CAPR (SEP6200_TIMER_BASE + 0X094)
|
||||
#define SEP6200_TIMER_T6LCR (SEP6200_TIMER_BASE + 0X0A0)
|
||||
#define SEP6200_TIMER_T6CCR (SEP6200_TIMER_BASE + 0X0A4)
|
||||
#define SEP6200_TIMER_T6CR (SEP6200_TIMER_BASE + 0X0A8)
|
||||
#define SEP6200_TIMER_T6ISCR (SEP6200_TIMER_BASE + 0X0AC)
|
||||
#define SEP6200_TIMER_T6IMSR (SEP6200_TIMER_BASE + 0X0B0)
|
||||
#define SEP6200_TIMER_T6CAPR (SEP6200_TIMER_BASE + 0X0B4)
|
||||
#define SEP6200_TIMER_T7LCR (SEP6200_TIMER_BASE + 0X0C0)
|
||||
#define SEP6200_TIMER_T7CCR (SEP6200_TIMER_BASE + 0X0C4)
|
||||
#define SEP6200_TIMER_T7CR (SEP6200_TIMER_BASE + 0X0C8)
|
||||
#define SEP6200_TIMER_T7ISCR (SEP6200_TIMER_BASE + 0X0CC)
|
||||
#define SEP6200_TIMER_T7IMSR (SEP6200_TIMER_BASE + 0X0D0)
|
||||
#define SEP6200_TIMER_T8LCR (SEP6200_TIMER_BASE + 0X0E0)
|
||||
#define SEP6200_TIMER_T8CCR (SEP6200_TIMER_BASE + 0X0E4)
|
||||
#define SEP6200_TIMER_T8CR (SEP6200_TIMER_BASE + 0X0E8)
|
||||
#define SEP6200_TIMER_T8ISCR (SEP6200_TIMER_BASE + 0X0EC)
|
||||
#define SEP6200_TIMER_T8IMSR (SEP6200_TIMER_BASE + 0X0F0)
|
||||
#define SEP6200_TIMER_T9LCR (SEP6200_TIMER_BASE + 0X100)
|
||||
#define SEP6200_TIMER_T9CCR (SEP6200_TIMER_BASE + 0X104)
|
||||
#define SEP6200_TIMER_T9CR (SEP6200_TIMER_BASE + 0X108)
|
||||
#define SEP6200_TIMER_T9ISCR (SEP6200_TIMER_BASE + 0X10C)
|
||||
#define SEP6200_TIMER_T9IMSR (SEP6200_TIMER_BASE + 0X110)
|
||||
#define SEP6200_TIMER_T10LCR (SEP6200_TIMER_BASE + 0X120)
|
||||
#define SEP6200_TIMER_T10CCR (SEP6200_TIMER_BASE + 0X124)
|
||||
#define SEP6200_TIMER_T10CR (SEP6200_TIMER_BASE + 0X128)
|
||||
#define SEP6200_TIMER_T10ISCR (SEP6200_TIMER_BASE + 0X12C)
|
||||
#define SEP6200_TIMER_T10IMSR (SEP6200_TIMER_BASE + 0X130)
|
||||
#define SEP6200_TIMER_TIMSR (SEP6200_TIMER_BASE + 0X140)
|
||||
#define SEP6200_TIMER_TISCR (SEP6200_TIMER_BASE + 0X144)
|
||||
#define SEP6200_TIMER_TISR (SEP6200_TIMER_BASE + 0X148)
|
||||
|
||||
#define SEP6200_VIC_INT_SLT_L (SEP6200_VIC_BASE + 0x000)
|
||||
#define SEP6200_VIC_INT_SLT_H (SEP6200_VIC_BASE + 0x004)
|
||||
#define SEP6200_VIC_INT_EN_L (SEP6200_VIC_BASE + 0x008)
|
||||
#define SEP6200_VIC_INT_EN_H (SEP6200_VIC_BASE + 0x00C)
|
||||
#define SEP6200_VIC_INT_EN_CLR_L (SEP6200_VIC_BASE + 0x010)
|
||||
#define SEP6200_VIC_INT_EN_CLR_H (SEP6200_VIC_BASE + 0x014)
|
||||
#define SEP6200_VIC_SFT_INT_L (SEP6200_VIC_BASE + 0x018)
|
||||
#define SEP6200_VIC_SFT_INT_H (SEP6200_VIC_BASE + 0x01C)
|
||||
#define SEP6200_VIC_SFT_INT_CLR_L (SEP6200_VIC_BASE + 0x020)
|
||||
#define SEP6200_VIC_SFT_INT_CLR_H (SEP6200_VIC_BASE + 0x024)
|
||||
#define SEP6200_VIC_INT_MSK_ALL (SEP6200_VIC_BASE + 0x028)
|
||||
#define SEP6200_VIC_RAW_INT_SRC_L (SEP6200_VIC_BASE + 0x030)
|
||||
#define SEP6200_VIC_RAW_INT_SRC_H (SEP6200_VIC_BASE + 0x034)
|
||||
#define SEP6200_VIC_RAW_IRQ_STS_L (SEP6200_VIC_BASE + 0x038)
|
||||
#define SEP6200_VIC_RAW_IRQ_STS_H (SEP6200_VIC_BASE + 0x03C)
|
||||
#define SEP6200_VIC_RAW_FIQ_STS_L (SEP6200_VIC_BASE + 0x040)
|
||||
#define SEP6200_VIC_RAW_FIQ_STS_H (SEP6200_VIC_BASE + 0x044)
|
||||
#define SEP6200_VIC_MSK_IRQ_STS_L (SEP6200_VIC_BASE + 0x048)
|
||||
#define SEP6200_VIC_MSK_IRQ_STS_H (SEP6200_VIC_BASE + 0x04C)
|
||||
#define SEP6200_VIC_MSK_FIQ_STS_L (SEP6200_VIC_BASE + 0x050)
|
||||
#define SEP6200_VIC_MSK_FIQ_STS_H (SEP6200_VIC_BASE + 0x054)
|
||||
#define SEP6200_VIC_IRQ_PENDING_L (SEP6200_VIC_BASE + 0x058)
|
||||
#define SEP6200_VIC_IRQ_PENDING_H (SEP6200_VIC_BASE + 0x05C)
|
||||
#define SEP6200_VIC_FIQ_PENDING_L (SEP6200_VIC_BASE + 0x060)
|
||||
#define SEP6200_VIC_FIQ_PENDING_H (SEP6200_VIC_BASE + 0x064)
|
||||
#define SEP6200_VIC_IRQ_VECTOR_BASE (SEP6200_VIC_BASE + 0x070)
|
||||
#define SEP6200_VIC_FIQ_VECTOR_BASE (SEP6200_VIC_BASE + 0x074)
|
||||
#define SEP6200_VIC_IRQ_VECTOR_NUM (SEP6200_VIC_BASE + 0x078)
|
||||
#define SEP6200_VIC_FIQ_VECTOR_NUM (SEP6200_VIC_BASE + 0x07C)
|
||||
#define SEP6200_VIC_IRQ_VECTOR_ADDR (SEP6200_VIC_BASE + 0x080)
|
||||
#define SEP6200_VIC_FIQ_VECTOR_ADDR (SEP6200_VIC_BASE + 0x084)
|
||||
#define SEP6200_VIC_PROIRTY_MASK (SEP6200_VIC_BASE + 0x090)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY00 (SEP6200_VIC_BASE + 0x100)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY01 (SEP6200_VIC_BASE + 0x104)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY02 (SEP6200_VIC_BASE + 0x108)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY03 (SEP6200_VIC_BASE + 0x10C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY04 (SEP6200_VIC_BASE + 0x110)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY05 (SEP6200_VIC_BASE + 0x114)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY06 (SEP6200_VIC_BASE + 0x118)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY07 (SEP6200_VIC_BASE + 0x11C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY08 (SEP6200_VIC_BASE + 0x120)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY09 (SEP6200_VIC_BASE + 0x124)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY10 (SEP6200_VIC_BASE + 0x128)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY11 (SEP6200_VIC_BASE + 0x12C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY12 (SEP6200_VIC_BASE + 0x130)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY13 (SEP6200_VIC_BASE + 0x134)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY14 (SEP6200_VIC_BASE + 0x138)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY15 (SEP6200_VIC_BASE + 0x13C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY16 (SEP6200_VIC_BASE + 0x140)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY17 (SEP6200_VIC_BASE + 0x144)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY18 (SEP6200_VIC_BASE + 0x148)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY19 (SEP6200_VIC_BASE + 0x14C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY20 (SEP6200_VIC_BASE + 0x150)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY21 (SEP6200_VIC_BASE + 0x154)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY22 (SEP6200_VIC_BASE + 0x158)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY23 (SEP6200_VIC_BASE + 0x15C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY24 (SEP6200_VIC_BASE + 0x160)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY25 (SEP6200_VIC_BASE + 0x164)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY26 (SEP6200_VIC_BASE + 0x168)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY27 (SEP6200_VIC_BASE + 0x16C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY28 (SEP6200_VIC_BASE + 0x170)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY29 (SEP6200_VIC_BASE + 0x174)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY30 (SEP6200_VIC_BASE + 0x178)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY31 (SEP6200_VIC_BASE + 0x17C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY32 (SEP6200_VIC_BASE + 0x180)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY33 (SEP6200_VIC_BASE + 0x184)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY34 (SEP6200_VIC_BASE + 0x188)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY35 (SEP6200_VIC_BASE + 0x18C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY36 (SEP6200_VIC_BASE + 0x190)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY37 (SEP6200_VIC_BASE + 0x194)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY38 (SEP6200_VIC_BASE + 0x198)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY39 (SEP6200_VIC_BASE + 0x19C)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY40 (SEP6200_VIC_BASE + 0x1A0)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY41 (SEP6200_VIC_BASE + 0x1A4)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY42 (SEP6200_VIC_BASE + 0x1A8)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY43 (SEP6200_VIC_BASE + 0x1AC)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY44 (SEP6200_VIC_BASE + 0x1B0)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY45 (SEP6200_VIC_BASE + 0x1B4)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY46 (SEP6200_VIC_BASE + 0x1B8)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY47 (SEP6200_VIC_BASE + 0x1BC)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY48 (SEP6200_VIC_BASE + 0x1C0)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY49 (SEP6200_VIC_BASE + 0x1C4)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY50 (SEP6200_VIC_BASE + 0x1C8)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY51 (SEP6200_VIC_BASE + 0x1CC)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY52 (SEP6200_VIC_BASE + 0x1D0)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY53 (SEP6200_VIC_BASE + 0x1D4)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY54 (SEP6200_VIC_BASE + 0x1D8)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY55 (SEP6200_VIC_BASE + 0x1DC)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY56 (SEP6200_VIC_BASE + 0x1E0)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY57 (SEP6200_VIC_BASE + 0x1E4)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY58 (SEP6200_VIC_BASE + 0x1E8)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY59 (SEP6200_VIC_BASE + 0x1EC)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY60 (SEP6200_VIC_BASE + 0x1F0)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY61 (SEP6200_VIC_BASE + 0x1F4)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY62 (SEP6200_VIC_BASE + 0x1F8)
|
||||
#define SEP6200_VIC_VECTOR_PROIRTY63 (SEP6200_VIC_BASE + 0x1FC)
|
||||
|
||||
#define SEP6200_PMU_PLL_SET (SEP6200_PMU_BASE + 0x000)
|
||||
#define SEP6200_PMU_APLL_CFG (SEP6200_PMU_BASE + 0x004)
|
||||
#define SEP6200_PMU_MPLL_GFG (SEP6200_PMU_BASE + 0x008)
|
||||
#define SEP6200_PMU_DPLL_CFG (SEP6200_PMU_BASE + 0x00C)
|
||||
#define SEP6200_PMU_PMDR (SEP6200_PMU_BASE + 0x010)
|
||||
#define SEP6200_PMU_CLK_GT_CFG1 (SEP6200_PMU_BASE + 0x014)
|
||||
#define SEP6200_PMU_CLK_GT_CFG2 (SEP6200_PMU_BASE + 0x018)
|
||||
#define SEP6200_PMU_PWR_GT_CFG (SEP6200_PMU_BASE + 0x01C)
|
||||
#define SEP6200_PMU_AHB_CLK_CFG (SEP6200_PMU_BASE + 0x020)
|
||||
#define SEP6200_PMU_ARM_CLK_CFG (SEP6200_PMU_BASE + 0x024)
|
||||
#define SEP6200_PMU_DDR_CLK_CFG (SEP6200_PMU_BASE + 0x028)
|
||||
#define SEP6200_PMU_PIX_CLK_CFG (SEP6200_PMU_BASE + 0x02C)
|
||||
#define SEP6200_PMU_GPU_CLK2X_CFG (SEP6200_PMU_BASE + 0x030)
|
||||
#define SEP6200_PMU_DIV_SET (SEP6200_PMU_BASE + 0x034)
|
||||
#define SEP6200_PMU_CRYSTAL_CFG (SEP6200_PMU_BASE + 0x038)
|
||||
#define SEP6200_PMU_MSK_WAKEUP (SEP6200_PMU_BASE + 0x03C)
|
||||
#define SEP6200_PMU_RTCR (SEP6200_PMU_BASE + 0x040)
|
||||
#define SEP6200_PMU_CLR_WAKEUP (SEP6200_PMU_BASE + 0x044)
|
||||
#define SEP6200_PMU_WAKEUP_TIME (SEP6200_PMU_BASE + 0x048)
|
||||
#define SEP6200_PMU_SLEEP_FLAG (SEP6200_PMU_BASE + 0x04C)
|
||||
#define SEP6200_PMU_WAIT_PWR_SWITCH (SEP6200_PMU_BASE + 0x050)
|
||||
#define SEP6200_PMU_PWR_STATE (SEP6200_PMU_BASE + 0x054)
|
||||
#define SEP6200_PMU_INT_POL_SEL (SEP6200_PMU_BASE + 0x058)
|
||||
#define SEP6200_PMU_PLLLD (SEP6200_PMU_BASE + 0x05C)
|
||||
#define SEP6200_PMU_IC_ENABLE (SEP6200_PMU_BASE + 0x060)
|
||||
#define SEP6200_PMU_IC_TAR (SEP6200_PMU_BASE + 0x064)
|
||||
#define SEP6200_PMU_IC_SCL_LCNT (SEP6200_PMU_BASE + 0x068)
|
||||
#define SEP6200_PMU_IC_SCL_HCNT (SEP6200_PMU_BASE + 0x06C)
|
||||
#define SEP6200_PMU_IC_DATA_CMD (SEP6200_PMU_BASE + 0x070)
|
||||
#define SEP6200_PMU_IC_STATE (SEP6200_PMU_BASE + 0x074)
|
||||
#define SEP6200_PMU_IC_SET (SEP6200_PMU_BASE + 0x078)
|
||||
#define SEP6200_PMU_HA_PWR_OFF_DAT (SEP6200_PMU_BASE + 0x07C)
|
||||
#define SEP6200_PMU_HA_PWR_ON_DAT (SEP6200_PMU_BASE + 0x080)
|
||||
#define SEP6200_PMU_HA_PWR_OFF_DAT_CNT (SEP6200_PMU_BASE + 0x084)
|
||||
#define SEP6200_PMU_HA_PWR_ON_DAT_CNT (SEP6200_PMU_BASE + 0x088)
|
||||
#define SEP6200_PMU_PWR_OFF_TIME (SEP6200_PMU_BASE + 0x08C)
|
||||
#define SEP6200_PMU_PWR_ON_TIME (SEP6200_PMU_BASE + 0x090)
|
||||
#define SEP6200_PMU_PWR_ON_POL_SEL (SEP6200_PMU_BASE + 0x094)
|
||||
#define SEP6200_PMU_RETURN_ADDR (SEP6200_PMU_BASE + 0x098)
|
||||
#define SEP6200_PMU_INT (SEP6200_PMU_BASE + 0x09C)
|
||||
|
||||
/* define the interrupt source number */
|
||||
#define INTSRC_RESERVE2 63
|
||||
#define INTSRC_RESERVE1 62
|
||||
#define INTSRC_LCDC 61
|
||||
#define INTSRC_GPU 60
|
||||
#define INTSRC_VPU 59
|
||||
#define INTSRC_TIMER3 58
|
||||
#define INTSRC_TIMER2 57
|
||||
#define INTSRC_TIMER1 56
|
||||
#define INTSRC_NAND 55
|
||||
#define INTSRC_I2S 54
|
||||
#define INTSRC_I2C3 53
|
||||
#define INTSRC_I2C2 52
|
||||
#define INTSRC_I2C1 51
|
||||
#define INTSRC_SSI3 50
|
||||
#define INTSRC_SSI2 49
|
||||
#define INTSRC_SSI1 48
|
||||
#define INTSRC_SDIO2 47
|
||||
#define INTSRC_SDIO1 46
|
||||
#define INTSRC_UART3 45
|
||||
#define INTSRC_UART2 44
|
||||
#define INTSRC_UART1 43
|
||||
#define INTSRC_UART0 42
|
||||
#define INTSRC_PWM 41
|
||||
#define INTSRC_USB 40
|
||||
#define INTSRC_USBDMA 39
|
||||
#define INTSRC_DMAC2 38
|
||||
#define INTSRC_DMAC1 37
|
||||
#define INTSRC_PMUIRQ_A11 36
|
||||
#define INTSRC_DMAIRQ_A11 35
|
||||
#define INTSRC_GPS 34
|
||||
#define INTSRC_RTC 33
|
||||
#define INTSRC_RESERVED16 32
|
||||
#define INTSRC_PORTE12 31
|
||||
#define INTSRC_PORTE11 30
|
||||
#define INTSRC_PORTE10 29
|
||||
#define INTSRC_PORTE9 28
|
||||
#define INTSRC_PORTE5 27
|
||||
#define INTSRC_PORTE4 26
|
||||
#define INTSRC_PORTD9 25
|
||||
#define INTSRC_PORTD8 24
|
||||
#define INTSRC_PORTD3 23
|
||||
#define INTSRC_PORTD2 22
|
||||
#define INTSRC_PORTD1 21
|
||||
#define INTSRC_PORTD0 20
|
||||
#define INTSRC_PORTC3 19
|
||||
#define INTSRC_PORTC2 18
|
||||
#define INTSRC_PORTC1 17
|
||||
#define INTSRC_PORTC0 16
|
||||
#define INTSRC_EXT15 15
|
||||
#define INTSRC_EXT14 14
|
||||
#define INTSRC_EXT13 13
|
||||
#define INTSRC_EXT12 12
|
||||
#define INTSRC_EXT11 11
|
||||
#define INTSRC_EXT10 10
|
||||
#define INTSRC_EXT9 9
|
||||
#define INTSRC_EXT8 8
|
||||
#define INTSRC_EXT7 7
|
||||
#define INTSRC_EXT6 6
|
||||
#define INTSRC_EXT5 5
|
||||
#define INTSRC_EXT4 4
|
||||
#define INTSRC_AO_EXT3 3
|
||||
#define INTSRC_AO_EXT2 2
|
||||
#define INTSRC_AO_EXT1 1
|
||||
#define INTSRC_AO_EXT0 0
|
||||
|
||||
|
||||
typedef char S8; /* signed 8-bit integer */
|
||||
typedef short S16; /* signed 16-bit integer */
|
||||
typedef long S32; /* signed 32-bit integer */
|
||||
typedef unsigned char U8; /* unsigned 8-bit integer */
|
||||
typedef unsigned short U16; /* unsigned 16-bit integer */
|
||||
typedef unsigned long U32; /* unsigned 32-bit integer */
|
||||
|
||||
typedef volatile U32 * RP;
|
||||
typedef volatile U16 * RP16;
|
||||
typedef volatile U8 * RP8;
|
||||
|
||||
typedef void *VP; /* pointer to an unpredictable data type */
|
||||
typedef void (*FP)(); /* program start address */
|
||||
|
||||
#ifndef _BOOL_TYPE_
|
||||
#define _BOOL_TYPE_
|
||||
typedef int BOOL; /* Boolean value. TRUE (1) or FALSE (0). */
|
||||
#endif
|
||||
|
||||
typedef int ER; /* Error code. A signed integer. */
|
||||
|
||||
/**
|
||||
* IO definitions
|
||||
*
|
||||
* define access restrictions to peripheral registers
|
||||
*/
|
||||
|
||||
#define __I volatile const /*!< defines 'read only' permissions */
|
||||
#define __O volatile /*!< defines 'write only' permissions */
|
||||
#define __IO volatile /*!< defines 'read / write' permissions */
|
||||
#define __iomem volatile
|
||||
|
||||
|
||||
/*Macros for debug*/
|
||||
|
||||
#define EOUT(fmt,...) \
|
||||
do \
|
||||
{ \
|
||||
rt_kprintf("EOUT:(%s:%i) ",__FILE__,__LINE__); \
|
||||
rt_kprintf(fmt,##__VA_ARGS__); \
|
||||
}while(0)
|
||||
|
||||
#define RT_DEBUG
|
||||
#ifdef RT_DEBUG
|
||||
#define DBOUT(fmt,...) \
|
||||
do \
|
||||
{ \
|
||||
rt_kprintf("DBOUT:(%s:%i) ",__FILE__,__LINE__); \
|
||||
rt_kprintf(fmt,##__VA_ARGS__); \
|
||||
}while(0)
|
||||
#else
|
||||
#define DBOUT(fmt,...) \
|
||||
do{}while(0)
|
||||
#endif
|
||||
|
||||
#ifdef RT_DEBUG
|
||||
#define ASSERT(arg) \
|
||||
if((arg) == 0) \
|
||||
{ \
|
||||
while(1) \
|
||||
{ \
|
||||
rt_kprintf("have a assert failure\n"); \
|
||||
} \
|
||||
}
|
||||
#else
|
||||
#define ASSERT(arg) \
|
||||
do \
|
||||
{ \
|
||||
}while(0)
|
||||
#endif
|
||||
|
||||
|
||||
#define write_reg(reg,value) \
|
||||
do \
|
||||
{ \
|
||||
*(RP)(reg) = value; \
|
||||
}while(0)
|
||||
|
||||
#define read_reg(reg) (*(RP)reg)
|
||||
|
||||
|
||||
struct rt_hw_register
|
||||
{
|
||||
rt_uint32_t r0;
|
||||
rt_uint32_t r1;
|
||||
rt_uint32_t r2;
|
||||
rt_uint32_t r3;
|
||||
rt_uint32_t r4;
|
||||
rt_uint32_t r5;
|
||||
rt_uint32_t r6;
|
||||
rt_uint32_t r7;
|
||||
rt_uint32_t r8;
|
||||
rt_uint32_t r9;
|
||||
rt_uint32_t r10;
|
||||
rt_uint32_t r11;
|
||||
rt_uint32_t r12;
|
||||
rt_uint32_t r13;
|
||||
rt_uint32_t r14;
|
||||
rt_uint32_t r15;
|
||||
rt_uint32_t r16;
|
||||
rt_uint32_t r17;
|
||||
rt_uint32_t r18;
|
||||
rt_uint32_t r19;
|
||||
rt_uint32_t r20;
|
||||
rt_uint32_t r21;
|
||||
rt_uint32_t r22;
|
||||
rt_uint32_t r23;
|
||||
rt_uint32_t r24;
|
||||
rt_uint32_t sb;
|
||||
rt_uint32_t sl;
|
||||
rt_uint32_t fp;
|
||||
rt_uint32_t ip;
|
||||
rt_uint32_t sp;
|
||||
rt_uint32_t lr;
|
||||
rt_uint32_t pc;
|
||||
rt_uint32_t asr;
|
||||
rt_uint32_t bsr;
|
||||
rt_uint32_t ORIG_r0;
|
||||
};
|
||||
|
||||
/*@}*/
|
||||
|
||||
#endif
|
|
@ -0,0 +1,279 @@
|
|||
/*
|
||||
* File : serial.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-03-16 Peng Fan Modified from sep4020
|
||||
*/
|
||||
#include <rtthread.h>
|
||||
#include <rthw.h>
|
||||
#include "serial.h"
|
||||
|
||||
/**
|
||||
* @addtogroup SEP6200
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
/* RT-Thread Device Interface */
|
||||
/**
|
||||
* This function initializes serial
|
||||
*/
|
||||
static rt_err_t rt_serial_init (rt_device_t dev)
|
||||
{
|
||||
struct serial_device* uart = (struct serial_device*) dev->user_data;
|
||||
|
||||
if (!(dev->flag & RT_DEVICE_FLAG_ACTIVATED))
|
||||
{
|
||||
|
||||
if (dev->flag & RT_DEVICE_FLAG_INT_RX)
|
||||
{
|
||||
rt_memset(uart->int_rx->rx_buffer, 0,
|
||||
sizeof(uart->int_rx->rx_buffer));
|
||||
uart->int_rx->read_index = uart->int_rx->save_index = 0;
|
||||
}
|
||||
|
||||
if (dev->flag & RT_DEVICE_FLAG_INT_TX)
|
||||
{
|
||||
rt_memset(uart->int_tx->tx_buffer, 0,
|
||||
sizeof(uart->int_tx->tx_buffer));
|
||||
uart->int_tx->write_index = uart->int_tx->save_index = 0;
|
||||
}
|
||||
|
||||
dev->flag |= RT_DEVICE_FLAG_ACTIVATED;
|
||||
}
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
/* save a char to serial buffer */
|
||||
static void rt_serial_savechar(struct serial_device* uart, char ch)
|
||||
{
|
||||
rt_base_t level;
|
||||
|
||||
/* disable interrupt */
|
||||
level = rt_hw_interrupt_disable();
|
||||
|
||||
uart->int_rx->rx_buffer[uart->int_rx->save_index] = ch;
|
||||
uart->int_rx->save_index ++;
|
||||
if (uart->int_rx->save_index >= UART_RX_BUFFER_SIZE)
|
||||
uart->int_rx->save_index = 0;
|
||||
|
||||
/* if the next position is read index, discard this 'read char' */
|
||||
if (uart->int_rx->save_index == uart->int_rx->read_index)
|
||||
{
|
||||
uart->int_rx->read_index ++;
|
||||
if (uart->int_rx->read_index >= UART_RX_BUFFER_SIZE)
|
||||
uart->int_rx->read_index = 0;
|
||||
}
|
||||
|
||||
/* enable interrupt */
|
||||
rt_hw_interrupt_enable(level);
|
||||
}
|
||||
|
||||
static rt_err_t rt_serial_open(rt_device_t dev, rt_uint16_t oflag)
|
||||
{
|
||||
RT_ASSERT(dev != RT_NULL);
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
static rt_err_t rt_serial_close(rt_device_t dev)
|
||||
{
|
||||
RT_ASSERT(dev != RT_NULL);
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
static rt_size_t rt_serial_read (rt_device_t dev, rt_off_t pos, void* buffer, rt_size_t size)
|
||||
{
|
||||
rt_uint8_t* ptr;
|
||||
rt_err_t err_code;
|
||||
struct serial_device* uart;
|
||||
|
||||
ptr = buffer;
|
||||
err_code = RT_EOK;
|
||||
uart = (struct serial_device*)dev->user_data;
|
||||
|
||||
if (dev->flag & RT_DEVICE_FLAG_INT_RX)
|
||||
{
|
||||
rt_base_t level;
|
||||
|
||||
/* interrupt mode Rx */
|
||||
while (size)
|
||||
{
|
||||
if (uart->int_rx->read_index != uart->int_rx->save_index)
|
||||
{
|
||||
*ptr++ = uart->int_rx->rx_buffer[uart->int_rx->read_index];
|
||||
size --;
|
||||
|
||||
/* disable interrupt */
|
||||
level = rt_hw_interrupt_disable();
|
||||
|
||||
uart->int_rx->read_index ++;
|
||||
if (uart->int_rx->read_index >= UART_RX_BUFFER_SIZE)
|
||||
uart->int_rx->read_index = 0;
|
||||
|
||||
/* enable interrupt */
|
||||
rt_hw_interrupt_enable(level);
|
||||
}
|
||||
else
|
||||
{
|
||||
/* set error code */
|
||||
err_code = -RT_EEMPTY;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
/* polling mode */
|
||||
while ((rt_uint32_t)ptr - (rt_uint32_t)buffer < size)
|
||||
{
|
||||
while (uart->uart_device->lsr & USTAT_RCV_READY)
|
||||
{
|
||||
*ptr = uart->uart_device->dlbl_fifo.txfifo & 0xff;
|
||||
ptr ++;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/* set error code */
|
||||
rt_set_errno(err_code);
|
||||
return (rt_uint32_t)ptr - (rt_uint32_t)buffer;
|
||||
}
|
||||
|
||||
static rt_size_t rt_serial_write (rt_device_t dev, rt_off_t pos, const void* buffer, rt_size_t size)
|
||||
{
|
||||
rt_uint8_t* ptr;
|
||||
rt_err_t err_code;
|
||||
struct serial_device* uart;
|
||||
|
||||
err_code = RT_EOK;
|
||||
ptr = (rt_uint8_t*)buffer;
|
||||
uart = (struct serial_device*)dev->user_data;
|
||||
|
||||
if (dev->flag & RT_DEVICE_FLAG_INT_TX)
|
||||
{
|
||||
/* interrupt mode Tx */
|
||||
while (uart->int_tx->save_index != uart->int_tx->write_index)
|
||||
{
|
||||
/* save on tx buffer */
|
||||
uart->int_tx->tx_buffer[uart->int_tx->save_index] = *ptr++;
|
||||
|
||||
-- size;
|
||||
|
||||
/* move to next position */
|
||||
uart->int_tx->save_index ++;
|
||||
|
||||
/* wrap save index */
|
||||
if (uart->int_tx->save_index >= UART_TX_BUFFER_SIZE)
|
||||
uart->int_tx->save_index = 0;
|
||||
}
|
||||
|
||||
/* set error code */
|
||||
if (size > 0)
|
||||
err_code = -RT_EFULL;
|
||||
}
|
||||
else
|
||||
{
|
||||
/* polling mode */
|
||||
while (size)
|
||||
{
|
||||
/*
|
||||
* to be polite with serial console add a line feed
|
||||
* to the carriage return character
|
||||
*/
|
||||
if (*ptr == '\n' && (dev->flag & RT_DEVICE_FLAG_STREAM))
|
||||
{
|
||||
while (!(uart->uart_device->lsr & USTAT_TXB_EMPTY));
|
||||
uart->uart_device->dlbl_fifo.txfifo = '\r';
|
||||
}
|
||||
|
||||
while (!(uart->uart_device->lsr & USTAT_TXB_EMPTY));
|
||||
uart->uart_device->dlbl_fifo.txfifo = (*ptr & 0x1FF);
|
||||
|
||||
++ptr; --size;
|
||||
}
|
||||
}
|
||||
|
||||
/* set error code */
|
||||
rt_set_errno(err_code);
|
||||
|
||||
return (rt_uint32_t)ptr - (rt_uint32_t)buffer;
|
||||
}
|
||||
|
||||
static rt_err_t rt_serial_control (rt_device_t dev, rt_uint8_t cmd, void *args)
|
||||
{
|
||||
RT_ASSERT(dev != RT_NULL);
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
case RT_DEVICE_CTRL_SUSPEND:
|
||||
/* suspend device */
|
||||
dev->flag |= RT_DEVICE_FLAG_SUSPENDED;
|
||||
break;
|
||||
|
||||
case RT_DEVICE_CTRL_RESUME:
|
||||
/* resume device */
|
||||
dev->flag &= ~RT_DEVICE_FLAG_SUSPENDED;
|
||||
break;
|
||||
}
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
/*
|
||||
* serial register
|
||||
*/
|
||||
rt_err_t rt_hw_serial_register(rt_device_t device, const char* name, rt_uint32_t flag, struct serial_device *serial)
|
||||
{
|
||||
RT_ASSERT(device != RT_NULL);
|
||||
|
||||
device->type = RT_Device_Class_Char;
|
||||
device->rx_indicate = RT_NULL;
|
||||
device->tx_complete = RT_NULL;
|
||||
device->init = rt_serial_init;
|
||||
device->open = rt_serial_open;
|
||||
device->close = rt_serial_close;
|
||||
device->read = rt_serial_read;
|
||||
device->write = rt_serial_write;
|
||||
device->control = rt_serial_control;
|
||||
device->user_data = serial;
|
||||
|
||||
/* register a character device */
|
||||
return rt_device_register(device, name, RT_DEVICE_FLAG_RDWR | flag);
|
||||
}
|
||||
|
||||
/* ISR for serial interrupt */
|
||||
void rt_hw_serial_isr(rt_device_t device)
|
||||
{
|
||||
struct serial_device* uart = (struct serial_device*) device->user_data;
|
||||
|
||||
/* interrupt mode receive */
|
||||
RT_ASSERT(device->flag & RT_DEVICE_FLAG_INT_RX);
|
||||
|
||||
/* save on rx buffer */
|
||||
while (uart->uart_device->lsr & USTAT_RCV_READY)
|
||||
{
|
||||
rt_serial_savechar(uart, uart->uart_device->dlbl_fifo.rxfifo & 0xff);
|
||||
}
|
||||
|
||||
/* invoke callback */
|
||||
if (device->rx_indicate != RT_NULL)
|
||||
{
|
||||
rt_size_t rx_length;
|
||||
|
||||
/* get rx length */
|
||||
rx_length = uart->int_rx->read_index > uart->int_rx->save_index ?
|
||||
UART_RX_BUFFER_SIZE - uart->int_rx->read_index + uart->int_rx->save_index :
|
||||
uart->int_rx->save_index - uart->int_rx->read_index;
|
||||
|
||||
device->rx_indicate(device, rx_length);
|
||||
}
|
||||
}
|
||||
|
||||
/*@}*/
|
|
@ -0,0 +1,96 @@
|
|||
/*
|
||||
* File : serial.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2006-03-13 Bernard first version
|
||||
* 2009-04-20 yi.qiu modified according bernard's stm32 version
|
||||
* 2010-10-6 wangmeng added sep4020 surpport
|
||||
* 2013-7-15 Peng Fan Modified from sep4020
|
||||
*/
|
||||
|
||||
#ifndef __SERIAL_H__
|
||||
#define __SERIAL_H__
|
||||
|
||||
#include <sep6200.h>
|
||||
|
||||
#define USTAT_RCV_READY 0x01 /* receive data ready */
|
||||
#define USTAT_OVERRUN 0x02 /* overrun */
|
||||
#define USTAT_PARITY_ERR 0x04 /* parity error */
|
||||
#define USTAT_FRAME_ERROR 0x08 /* frame error */
|
||||
#define USTAT_BREAK 0x10 /* break */
|
||||
#define USTAT_TXB_EMPTY 0x40 /* tx buffer empty */
|
||||
#define USTAT_RCV_ERR 0x80 /* receive error */
|
||||
|
||||
#define BPS 115200 /* serial baudrate */
|
||||
|
||||
#define UART_RX_BUFFER_SIZE 64
|
||||
#define UART_TX_BUFFER_SIZE 64
|
||||
|
||||
/*For sep6200's uart have several secondary function*/
|
||||
/*we use union to decribe it*/
|
||||
|
||||
union dlbl_fifo
|
||||
{
|
||||
rt_uint32_t dlbl;
|
||||
rt_uint32_t rxfifo;
|
||||
rt_uint32_t txfifo;
|
||||
};
|
||||
|
||||
union dlbh_ier
|
||||
{
|
||||
rt_uint32_t dlbh;
|
||||
rt_uint32_t ier;
|
||||
};
|
||||
|
||||
union iir_fcr
|
||||
{
|
||||
rt_uint32_t iir;
|
||||
rt_uint32_t fcr;
|
||||
};
|
||||
|
||||
struct serial_int_rx
|
||||
{
|
||||
rt_uint8_t rx_buffer[UART_RX_BUFFER_SIZE];
|
||||
rt_uint32_t read_index, save_index;
|
||||
};
|
||||
|
||||
struct serial_int_tx
|
||||
{
|
||||
rt_uint8_t tx_buffer[UART_TX_BUFFER_SIZE];
|
||||
rt_uint32_t write_index, save_index;
|
||||
};
|
||||
|
||||
typedef struct uartport
|
||||
{
|
||||
union dlbl_fifo dlbl_fifo;
|
||||
union dlbh_ier dlbh_ier;
|
||||
union iir_fcr iir_fcr;
|
||||
rt_uint32_t lcr;
|
||||
rt_uint32_t mcr;
|
||||
rt_uint32_t lsr;
|
||||
rt_uint32_t msr;
|
||||
}uartport;
|
||||
|
||||
struct serial_device
|
||||
{
|
||||
uartport* uart_device;
|
||||
|
||||
/* rx structure */
|
||||
struct serial_int_rx* int_rx;
|
||||
|
||||
/* tx structure */
|
||||
struct serial_int_tx* int_tx;
|
||||
};
|
||||
|
||||
rt_err_t rt_hw_serial_register(rt_device_t device, const char* name, rt_uint32_t flag, struct serial_device *serial);
|
||||
|
||||
void rt_hw_serial_isr(rt_device_t device);
|
||||
|
||||
#endif
|
|
@ -0,0 +1,78 @@
|
|||
/*
|
||||
* File : stack.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-7-14 Peng Fan Modifiled from sep4020
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
#include <sep6200.h>
|
||||
|
||||
/**
|
||||
* @addtogroup sep6200
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
/**
|
||||
* This function will initialize thread stack
|
||||
*
|
||||
* @param tentry the entry of thread
|
||||
* @param parameter the parameter of entry
|
||||
* @param stack_addr the beginning stack address
|
||||
* @param texit the function will be called when thread exit
|
||||
*
|
||||
* @return stack address
|
||||
*/
|
||||
|
||||
rt_uint8_t *rt_hw_stack_init(void *tentry, void *parameter,
|
||||
rt_uint8_t *stack_addr, void *texit)
|
||||
{
|
||||
rt_uint32_t *stk;
|
||||
|
||||
stk = (rt_uint32_t*)stack_addr;
|
||||
*(stk) = (rt_uint32_t)tentry; /* entry point */
|
||||
*(--stk) = (rt_uint32_t)texit; /* lr */
|
||||
*(--stk) = 0; /* r28 */
|
||||
*(--stk) = 0; /* r27 */
|
||||
*(--stk) = 0; /* r26 */
|
||||
*(--stk) = 0; /* r25 */
|
||||
*(--stk) = 0; /* r24 */
|
||||
*(--stk) = 0; /* r23 */
|
||||
*(--stk) = 0; /* r22 */
|
||||
*(--stk) = 0; /* r21 */
|
||||
*(--stk) = 0; /* r20 */
|
||||
*(--stk) = 0; /* r19 */
|
||||
*(--stk) = 0; /* r18 */
|
||||
*(--stk) = 0; /* r17 */
|
||||
*(--stk) = 0; /* r16 */
|
||||
*(--stk) = 0; /* r15 */
|
||||
*(--stk) = 0; /* r14 */
|
||||
*(--stk) = 0; /* r13 */
|
||||
*(--stk) = 0; /* r12 */
|
||||
*(--stk) = 0; /* r11 */
|
||||
*(--stk) = 0; /* r10 */
|
||||
*(--stk) = 0; /* r9 */
|
||||
*(--stk) = 0; /* r8 */
|
||||
*(--stk) = 0; /* r7 */
|
||||
*(--stk) = 0; /* r6 */
|
||||
*(--stk) = 0; /* r5 */
|
||||
*(--stk) = 0; /* r4 */
|
||||
*(--stk) = 0; /* r3 */
|
||||
*(--stk) = 0; /* r2 */
|
||||
*(--stk) = 0; /* r1 */
|
||||
*(--stk) = (rt_uint32_t)parameter; /* r0 : argument */
|
||||
*(--stk) = Mode_PRIV; /* asr */
|
||||
*(--stk) = Mode_PRIV; /* bsr */ /*why both PRIV do not need switch?*/
|
||||
|
||||
/* return task's current stack address */
|
||||
return (rt_uint8_t *)stk;
|
||||
}
|
||||
|
||||
/*@}*/
|
|
@ -0,0 +1,374 @@
|
|||
/*
|
||||
* File : start.S
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http:/*openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-13 Peng Fan First implementation
|
||||
*/
|
||||
|
||||
|
||||
#define CONFIG_STACKSIZE 1024
|
||||
#define S_FRAME_SIZE 132
|
||||
|
||||
#define S_OLD_R0 132
|
||||
#define S_PSR 128
|
||||
#define S_PC 124
|
||||
#define S_LR 120
|
||||
#define S_SP 116
|
||||
|
||||
#define S_IP 112
|
||||
#define S_FP 108
|
||||
#define S_R26 104
|
||||
#define S_R25 100
|
||||
#define S_R24 96
|
||||
#define S_R23 92
|
||||
#define S_R22 88
|
||||
#define S_R21 84
|
||||
#define S_R20 80
|
||||
#define S_R19 76
|
||||
#define S_R18 72
|
||||
#define S_R17 68
|
||||
#define S_R16 64
|
||||
#define S_R15 60
|
||||
#define S_R14 56
|
||||
#define S_R13 52
|
||||
#define S_R12 48
|
||||
#define S_R11 44
|
||||
#define S_R10 40
|
||||
#define S_R9 36
|
||||
#define S_R8 32
|
||||
#define S_R7 28
|
||||
#define S_R6 24
|
||||
#define S_R5 20
|
||||
#define S_R4 16
|
||||
#define S_R3 12
|
||||
#define S_R2 8
|
||||
#define S_R1 4
|
||||
#define S_R0 0
|
||||
|
||||
.equ USERMODE, 0x10
|
||||
.equ REALMODE, 0x11
|
||||
.equ IRQMODE, 0x12
|
||||
.equ PRIVMODE, 0x13
|
||||
.equ TRAPMODE, 0x17
|
||||
.equ EXTNMODE, 0x1b
|
||||
.equ MODEMASK, 0x1f
|
||||
.equ NOINT, 0xc0
|
||||
|
||||
.equ RAM_BASE, 0x00000000 /*Start address of RAM */
|
||||
|
||||
|
||||
|
||||
/*
|
||||
*************************************************************************
|
||||
*
|
||||
* Jump vector table
|
||||
*
|
||||
*************************************************************************
|
||||
*/
|
||||
|
||||
.section .init, "ax"
|
||||
.code 32
|
||||
.globl _start
|
||||
_start:
|
||||
b reset
|
||||
ldw pc, _extend_handle
|
||||
ldw pc, _swi_handle
|
||||
ldw pc, _iabort_handle
|
||||
ldw pc, _dabort_handle
|
||||
ldw pc, _reserve_handle
|
||||
ldw pc, _IRQ_handle
|
||||
ldw pc, _FIQ_handle
|
||||
|
||||
_extend_handle: .word extend_handle
|
||||
_swi_handle: .word swi_handle
|
||||
_iabort_handle: .word iabort_handle
|
||||
_dabort_handle: .word dabort_handle
|
||||
_reserve_handle: .word reserve_handle
|
||||
_IRQ_handle: .word IRQ_handle
|
||||
_FIQ_handle: .word FIQ_handle
|
||||
.balignl 16,0xdeadbeef
|
||||
|
||||
/*
|
||||
*************************************************************************
|
||||
*
|
||||
* Startup Code (reset vector)
|
||||
* relocate armboot to ram
|
||||
* setup stack
|
||||
* jump to second stage
|
||||
*
|
||||
*************************************************************************
|
||||
*/
|
||||
.global _TEXT_BASE
|
||||
_TEXT_BASE:
|
||||
.word TEXT_BASE
|
||||
|
||||
.globl _rtthread_start
|
||||
_rtthread_start:
|
||||
.word _start
|
||||
|
||||
.globl _rtthread_end
|
||||
_rtthread_end:
|
||||
.word _end
|
||||
|
||||
.globl _bss_start
|
||||
_bss_start:
|
||||
.word __bss_start @ load end address
|
||||
|
||||
.globl _bss_end
|
||||
_bss_end:
|
||||
.word __bss_end
|
||||
|
||||
.globl IRQ_STACK_START
|
||||
IRQ_STACK_START:
|
||||
.word _irq_stack_start + 10240 - 4
|
||||
|
||||
.globl FIQ_STACK_START
|
||||
FIQ_STACK_START:
|
||||
.word _fiq_stack_start +1024
|
||||
|
||||
/*peng not sure*/
|
||||
.globl UNDEFINED_STACK_START
|
||||
UNDEFINED_STACK_START:
|
||||
.word _undefined_stack_start + CONFIG_STACKSIZE
|
||||
|
||||
.globl ABORT_STACK_START
|
||||
ABORT_STACK_START:
|
||||
.word _abort_stack_start + CONFIG_STACKSIZE
|
||||
|
||||
.globl _STACK_START
|
||||
_STACK_START:
|
||||
.word _priv_stack_start + 40960 - 4
|
||||
|
||||
.equ SEP6200_VIC_BASE, 0xb0000000
|
||||
.equ SEP6200_SYSCTL_BASE, 0xb0008000
|
||||
/* ----------------------------------entry------------------------------*/
|
||||
reset:
|
||||
/* set the cpu to PRIV mode and disable cpu interrupt */
|
||||
mov r0, asr
|
||||
andn r0, r0, #0xff
|
||||
or r0, r0, #PRIVMODE|NOINT
|
||||
mov.a asr, r0
|
||||
|
||||
/* mask all IRQs by clearing all bits in the INTMRs */
|
||||
ldw r1, =SEP6200_VIC_BASE
|
||||
ldw r0, =0xffffffff
|
||||
stw r0, [r1+], #0x20 /*interrupt enable clear*/
|
||||
stw r0, [r1+], #0x24
|
||||
|
||||
|
||||
/*remap ddr to 0x00000000 address*/
|
||||
ldw r1, =SEP6200_SYSCTL_BASE
|
||||
ldw r0, [r1+]
|
||||
ldw r2, =0x80000000
|
||||
or r0, r0, r2
|
||||
stw r2, [r1+]
|
||||
|
||||
/* set interrupt vector */
|
||||
/*do nothing here for vector*/
|
||||
|
||||
/* setup stack */
|
||||
b.l stack_setup
|
||||
|
||||
ldw r12, =0x100
|
||||
ldw r0, = 0x40000000
|
||||
ldw r1, = 0x00000000
|
||||
copy_vetor:
|
||||
ldw r2, [r0]
|
||||
stw r2, [r1]
|
||||
add r0, r0, #4
|
||||
add r1, r1, #4
|
||||
sub r12, r12, #4
|
||||
cmpsub.a r12, #0
|
||||
bne copy_vetor
|
||||
|
||||
/* clear .bss */
|
||||
ldw r0, _bss_start /* bss start */
|
||||
ldw r1, _bss_end /* bss end */
|
||||
mov r2,#0 /* get a zero */
|
||||
|
||||
|
||||
bss_loop:
|
||||
stw r2, [r0] @ clear loop...
|
||||
add r0, r0, #4
|
||||
cmpsub.a r0, r1
|
||||
bel bss_loop
|
||||
|
||||
/* call C++ constructors of global objects */
|
||||
ldw r0, =__ctors_start__
|
||||
ldw r1, =__ctors_end__
|
||||
|
||||
ctor_loop:
|
||||
cmpsub.a r0, r1
|
||||
beq ctor_end
|
||||
ldw.w r2, [r0]+, #4
|
||||
stm.w (r0, r1), [sp-]
|
||||
add lr, pc, #4
|
||||
mov pc, r2
|
||||
ldm.w (r0, r1), [sp]+
|
||||
b ctor_loop
|
||||
ctor_end:
|
||||
|
||||
/*enable interrupt*/
|
||||
mov r0, asr
|
||||
andn r1, r0, #NOINT
|
||||
mov.a asr, r1
|
||||
|
||||
/* start RT-Thread Kernel */
|
||||
ldw pc, _rtthread_startup
|
||||
|
||||
_rtthread_startup:
|
||||
.word rtthread_startup
|
||||
|
||||
/*
|
||||
*************************************************************************
|
||||
*
|
||||
* Interrupt handling
|
||||
*
|
||||
*************************************************************************
|
||||
*/
|
||||
|
||||
/* exception handlers */
|
||||
/*Just simple implementation here peng*/
|
||||
.align 5
|
||||
extend_handle:
|
||||
b extend_handle
|
||||
swi_handle:
|
||||
b swi_handle
|
||||
iabort_handle:
|
||||
b iabort_handle
|
||||
dabort_handle:
|
||||
b dabort_handle
|
||||
reserve_handle:
|
||||
b reserve_handle
|
||||
|
||||
.globl rt_interrupt_enter
|
||||
.globl rt_interrupt_leave
|
||||
.globl rt_thread_switch_interrupt_flag
|
||||
.globl rt_interrupt_from_thread
|
||||
.globl rt_interrupt_to_thread
|
||||
IRQ_handle:
|
||||
|
||||
stm.w (lr), [sp-]
|
||||
stm.w (r16 - r28), [sp-]
|
||||
stm.w (r0 - r15), [sp-]
|
||||
|
||||
b.l rt_interrupt_enter
|
||||
b.l rt_hw_trap_irq
|
||||
b.l rt_interrupt_leave
|
||||
|
||||
/* if rt_thread_switch_interrupt_flag set, jump to _interrupt_thread_switch and don't return */
|
||||
ldw r0, =rt_thread_switch_interrupt_flag
|
||||
ldw r1, [r0+]
|
||||
cmpsub.a r1, #1
|
||||
beq _interrupt_thread_switch
|
||||
|
||||
ldm.w (r0 - r15), [sp]+
|
||||
ldm.w (r16 - r28), [sp]+
|
||||
ldm.w (lr), [sp]+
|
||||
mov.a pc, lr
|
||||
|
||||
.align 5
|
||||
FIQ_handle:
|
||||
mov r0, #0x44
|
||||
b.l printhex
|
||||
mov pc, lr
|
||||
|
||||
_interrupt_thread_switch:
|
||||
|
||||
mov r1, #0 /* clear rt_thread_switch_interrupt_flag*/
|
||||
stw r1, [r0+]
|
||||
|
||||
/*reload register*/
|
||||
ldm.w (r0 - r15), [sp]+
|
||||
ldm.w (r16 - r28), [sp]+
|
||||
ldm.w (lr), [sp]+
|
||||
|
||||
stm.w (r0-r3), [sp-] /*save r0-r3*/
|
||||
|
||||
mov r1, sp
|
||||
add sp, sp, #16 /* restore sp */
|
||||
mov r2, lr /* save old task's pc to r2 */
|
||||
|
||||
#if 0
|
||||
mov r3, bsr /* disable interrupt */
|
||||
/*or r0, r3, #NOINT*/
|
||||
mov.a bsr, r3
|
||||
|
||||
ldw r0, =.+8 /* switch to interrupted task's stack */
|
||||
mov.a pc, r0 /*switch bsr to asr, irq to priv mode*/
|
||||
|
||||
#endif
|
||||
mov r3, bsr
|
||||
mov r0, #0xd3 /*I:F:0:PRIV*/
|
||||
mov.a asr, r0
|
||||
|
||||
stm.w (r2), [sp-] /* push old task's pc */
|
||||
|
||||
/* push old task's registers */
|
||||
stm.w (r16, r17, r18, r19, r20, r21, r22, r23, r24, r25, r26, r27, r28, lr), [sp-]
|
||||
stm.w (r4, r5, r6, r7, r8, r9, r10, r11, r12, r13, r14, r15), [sp-]
|
||||
mov r4, r1 /* Special optimised code below */
|
||||
mov r5, r3 /*pengpengpengpeng*/
|
||||
ldm.w (r0,r1, r2, r3), [r4]+
|
||||
stm.w (r0, r1, r2, r3), [sp-] /*push old task's r3-r0*/
|
||||
stm.w (r5), [sp-] /* push old task's asr */
|
||||
mov r4, bsr
|
||||
stm.w (r4), [sp-] /* push old task's bsr I am not sure peng*/
|
||||
|
||||
ldw r4, =rt_interrupt_from_thread
|
||||
ldw r5, [r4+]
|
||||
stw sp, [r5+] /* store sp in preempted tasks's TCB*/
|
||||
|
||||
ldw r6, =rt_interrupt_to_thread
|
||||
ldw r6, [r6+]
|
||||
ldw sp, [r6+] /* get new task's stack pointer */
|
||||
|
||||
ldm.w (r4), [sp]+ /* pop new task's spsr */
|
||||
mov.a bsr, r4
|
||||
ldm.w (r4), [sp]+ /* pop new task's psr */
|
||||
mov.a asr, r4
|
||||
|
||||
/* pop new task's r0-r28,lr & pc */
|
||||
|
||||
ldm.w (r0 - r15), [sp]+
|
||||
ldm.w (r16 - r28), [sp]+
|
||||
ldm.w (lr), [sp]+
|
||||
/*peng*/
|
||||
ldm.w (pc), [sp]+
|
||||
#if 0
|
||||
mov r0, lr
|
||||
b.l printhex
|
||||
ldm.w (r0), [sp]+
|
||||
b.l printhex
|
||||
#endif
|
||||
|
||||
stack_setup:
|
||||
/*irq*/
|
||||
mov ip, lr
|
||||
mov r0, asr
|
||||
andn r0, r0, #0x1f
|
||||
or r0, r0, #IRQMODE|NOINT
|
||||
mov.a asr, r0 /*IRQMODE*/
|
||||
ldw r0, =IRQ_STACK_START
|
||||
ldw sp, [r0+]
|
||||
/*ldw sp, IRQ_STACK_START*/
|
||||
|
||||
/*priv*/
|
||||
mov r0, asr
|
||||
andn r0, r0, #0x1f
|
||||
or r0, r0, #PRIVMODE|NOINT
|
||||
mov.a asr, r0 /*PRIVMODE*/
|
||||
ldw r0, =_STACK_START
|
||||
ldw sp, [r0+]
|
||||
/*ldw sp, _STACK_START*/
|
||||
mov lr, ip
|
||||
/*fiq and other mode is not implemented in code here*/
|
||||
mov pc, lr /*lr may not be valid for the mode changes*/
|
||||
/*/*}*/
|
|
@ -0,0 +1,6 @@
|
|||
#include <rtthread.h>
|
||||
|
||||
void rt_hw_backtrace(rt_uint32_t *fp, rt_uint32_t thread_entry)
|
||||
{
|
||||
|
||||
}
|
|
@ -0,0 +1,164 @@
|
|||
/*
|
||||
* File : trap.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2006, RT-Thread Development Team
|
||||
*
|
||||
* The license and distribution terms for this file may be
|
||||
* found in the file LICENSE in this distribution or at
|
||||
* http://openlab.rt-thread.com/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-03-16 Peng Fan Modifiled from sep4020
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
#include <rthw.h>
|
||||
|
||||
#include <sep6200.h>
|
||||
|
||||
/**
|
||||
* @addtogroup sep6200
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
extern struct rt_thread *rt_current_thread;
|
||||
|
||||
/**
|
||||
* this function will show registers of CPU
|
||||
*
|
||||
* @param regs the registers point
|
||||
*/
|
||||
|
||||
void rt_hw_show_register (struct rt_hw_register *regs)
|
||||
{
|
||||
rt_kprintf("Execption:\n");
|
||||
rt_kprintf("r00:0x%08x r01:0x%08x r02:0x%08x r03:0x%08x\n", regs->r0, regs->r1, regs->r2, regs->r3);
|
||||
rt_kprintf("r04:0x%08x r05:0x%08x r06:0x%08x r07:0x%08x\n", regs->r4, regs->r5, regs->r6, regs->r7);
|
||||
rt_kprintf("r08:0x%08x r09:0x%08x r10:0x%08x r11:0x%08x\n", regs->r8, regs->r9, regs->r10,regs->r11);
|
||||
rt_kprintf("r12:0x%08x r13:0x%08x r14:0x%08x r15:0x%08x\n", regs->r12,regs->r13,regs->r14,regs->r15);
|
||||
rt_kprintf("r16:0x%08x r17:0x%08x r18:0x%08x r19:0x%08x\n", regs->r16,regs->r17,regs->r18,regs->r19);
|
||||
rt_kprintf("r20:0x%08x r21:0x%08x r22:0x%08x r23:0x%08x\n", regs->r20,regs->r21,regs->r22,regs->r23);
|
||||
rt_kprintf("r24:0x%08x sb:0x%08x sl:0x%08xfp :0x%08x ip :0x%08x\n",regs->r24,regs->sb,regs->sl,regs->fp,regs->ip);
|
||||
rt_kprintf("sp :0x%08x lr :0x%08x pc :0x%08x\n", regs->sp, regs->lr, regs->pc);
|
||||
rt_kprintf("asr:0x%08x bsr:0x%08x\n", regs->asr,regs->bsr);
|
||||
}
|
||||
|
||||
/**
|
||||
* When unicore comes across an instruction which it cannot handle,
|
||||
* it takes the extn instruction trap.
|
||||
*
|
||||
* @param regs system registers
|
||||
*
|
||||
* @note never invoke this function in application
|
||||
*/
|
||||
void rt_hw_trap_extn(struct rt_hw_register *regs)
|
||||
{
|
||||
rt_hw_show_register(regs);
|
||||
|
||||
rt_kprintf("extn instruction\n");
|
||||
rt_kprintf("thread - %s stack:\n", rt_current_thread->name);
|
||||
rt_hw_backtrace((rt_uint32_t *)regs->fp, (rt_uint32_t)rt_current_thread->entry);
|
||||
|
||||
rt_hw_cpu_shutdown();
|
||||
}
|
||||
|
||||
/**
|
||||
* The software interrupt instruction (SWI) is used for entering
|
||||
* Supervisor mode, usually to request a particular supervisor
|
||||
* function.
|
||||
*
|
||||
* @param regs system registers
|
||||
*
|
||||
* @note never invoke this function in application
|
||||
*/
|
||||
void rt_hw_trap_swi(struct rt_hw_register *regs)
|
||||
{
|
||||
rt_hw_show_register(regs);
|
||||
|
||||
rt_kprintf("software interrupt\n");
|
||||
rt_hw_cpu_shutdown();
|
||||
}
|
||||
|
||||
/**
|
||||
* An abort indicates that the current memory access cannot be completed,
|
||||
* which occurs during an instruction prefetch.
|
||||
*
|
||||
* @param regs system registers
|
||||
*
|
||||
* @note never invoke this function in application
|
||||
*/
|
||||
void rt_hw_trap_pabt(struct rt_hw_register *regs)
|
||||
{
|
||||
rt_hw_show_register(regs);
|
||||
|
||||
rt_kprintf("prefetch abort\n");
|
||||
rt_kprintf("thread - %s stack:\n", rt_current_thread->name);
|
||||
rt_hw_backtrace((rt_uint32_t *)regs->fp, (rt_uint32_t)rt_current_thread->entry);
|
||||
|
||||
rt_hw_cpu_shutdown();
|
||||
}
|
||||
|
||||
/**
|
||||
* An abort indicates that the current memory access cannot be completed,
|
||||
* which occurs during a data access.
|
||||
*
|
||||
* @param regs system registers
|
||||
*
|
||||
* @note never invoke this function in application
|
||||
*/
|
||||
void rt_hw_trap_dabt(struct rt_hw_register *regs)
|
||||
{
|
||||
rt_hw_show_register(regs);
|
||||
|
||||
rt_kprintf("data abort\n");
|
||||
rt_kprintf("thread - %s stack:\n", rt_current_thread->name);
|
||||
rt_hw_backtrace((rt_uint32_t *)regs->fp, (rt_uint32_t)rt_current_thread->entry);
|
||||
|
||||
rt_hw_cpu_shutdown();
|
||||
}
|
||||
|
||||
/**
|
||||
* Normally, system will never reach here
|
||||
*
|
||||
* @param regs system registers
|
||||
*
|
||||
* @note never invoke this function in application
|
||||
*/
|
||||
void rt_hw_trap_resv(struct rt_hw_register *regs)
|
||||
{
|
||||
rt_kprintf("not used\n");
|
||||
rt_hw_show_register(regs);
|
||||
rt_hw_cpu_shutdown();
|
||||
}
|
||||
|
||||
extern struct rt_irq_desc isr_table[];
|
||||
|
||||
void rt_hw_trap_irq(void)
|
||||
{
|
||||
unsigned long intstat;
|
||||
rt_uint32_t irq = 0;
|
||||
rt_isr_handler_t isr_func;
|
||||
void *param;
|
||||
|
||||
/* get the interrupt number */
|
||||
irq = *(RP)(SEP6200_VIC_IRQ_VECTOR_NUM);
|
||||
|
||||
/* get interrupt service routine */
|
||||
isr_func = isr_table[irq].handler;
|
||||
param = isr_table[irq].param;
|
||||
|
||||
/* turn to interrupt service routine */
|
||||
isr_func(irq, param);
|
||||
|
||||
#ifdef RT_USING_INTERRUPT_INFO
|
||||
isr_table[irq].counter++;
|
||||
#endif /* RT_USING_INTERRUPT_INFO */
|
||||
}
|
||||
|
||||
void rt_hw_trap_fiq()
|
||||
{
|
||||
rt_kprintf("fast interrupt request\n");
|
||||
}
|
||||
|
||||
/*@}*/
|
Loading…
Reference in New Issue