mirror of
https://github.com/RT-Thread/rt-thread.git
synced 2026-11-09 20:45:41 +08:00
Merge branch 'master' into chenyong
This commit is contained in:
chenyong committed
commit
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47 files changed
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Vendored
-9
@@ -1,9 +0,0 @@
|
||||
{
|
||||
"C_Cpp.dimInactiveRegions": false,
|
||||
"files.exclude": {
|
||||
"**/.git": true,
|
||||
"**/build": true,
|
||||
"bsp" : true,
|
||||
},
|
||||
"editor.renderWhitespace": "all"
|
||||
}
|
||||
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,26 @@
|
||||
mainmenu "RT-Thread Project Configuration"
|
||||
|
||||
config $BSP_DIR
|
||||
string
|
||||
option env="BSP_ROOT"
|
||||
default "."
|
||||
|
||||
config $RTT_DIR
|
||||
string
|
||||
option env="RTT_ROOT"
|
||||
default "../.."
|
||||
|
||||
config $PKGS_DIR
|
||||
string
|
||||
option env="PKGS_ROOT"
|
||||
default "packages"
|
||||
|
||||
source "$RTT_DIR/Kconfig"
|
||||
source "$PKGS_DIR/Kconfig"
|
||||
|
||||
config SOC_VEXPRESS_GEMINI
|
||||
bool
|
||||
select ARCH_ARM_CORTEX_A9
|
||||
default y
|
||||
|
||||
source "$BSP_DIR/drivers/Kconfig"
|
||||
@@ -0,0 +1,14 @@
|
||||
# for module compiling
|
||||
import os
|
||||
Import('RTT_ROOT')
|
||||
|
||||
cwd = str(Dir('#'))
|
||||
objs = []
|
||||
list = os.listdir(cwd)
|
||||
|
||||
for d in list:
|
||||
path = os.path.join(cwd, d)
|
||||
if os.path.isfile(os.path.join(path, 'SConscript')):
|
||||
objs = objs + SConscript(os.path.join(d, 'SConscript'))
|
||||
|
||||
Return('objs')
|
||||
@@ -0,0 +1,29 @@
|
||||
import os
|
||||
import sys
|
||||
import rtconfig
|
||||
|
||||
if os.getenv('RTT_ROOT'):
|
||||
RTT_ROOT = os.getenv('RTT_ROOT')
|
||||
else:
|
||||
RTT_ROOT = os.path.normpath(os.getcwd() + '/rt-thread')
|
||||
|
||||
sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
|
||||
from building import *
|
||||
|
||||
TARGET = 'rtthread-vexpress.' + rtconfig.TARGET_EXT
|
||||
|
||||
env = Environment(tools = ['mingw'],
|
||||
AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
|
||||
CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
|
||||
AR = rtconfig.AR, ARFLAGS = '-rc',
|
||||
LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
|
||||
env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
|
||||
|
||||
Export('RTT_ROOT')
|
||||
Export('rtconfig')
|
||||
|
||||
# prepare building environment
|
||||
objs = PrepareBuilding(env, RTT_ROOT,has_libcpu=True)
|
||||
|
||||
# make a building
|
||||
DoBuilding(TARGET, objs)
|
||||
@@ -0,0 +1,11 @@
|
||||
Import('RTT_ROOT')
|
||||
Import('rtconfig')
|
||||
from building import *
|
||||
|
||||
cwd = os.path.join(str(Dir('#')), 'applications')
|
||||
src = Glob('*.c')
|
||||
CPPPATH = [cwd, str(Dir('#'))]
|
||||
|
||||
group = DefineGroup('Applications', src, depend = [''], CPPPATH = CPPPATH)
|
||||
|
||||
Return('group')
|
||||
@@ -0,0 +1,31 @@
|
||||
/*
|
||||
* File : application.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2012, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2012-11-20 Bernard the first version
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
|
||||
void init_thread(void* parameter)
|
||||
{
|
||||
rt_components_init();
|
||||
}
|
||||
|
||||
int rt_application_init()
|
||||
{
|
||||
rt_thread_t tid;
|
||||
|
||||
tid = rt_thread_create("init", init_thread, RT_NULL,
|
||||
1024, RT_THREAD_PRIORITY_MAX/3, 10);
|
||||
if (tid != RT_NULL) rt_thread_startup(tid);
|
||||
|
||||
return 0;
|
||||
}
|
||||
@@ -0,0 +1,72 @@
|
||||
/*
|
||||
* File : startup.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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2012-12-05 Bernard the first version
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtthread.h>
|
||||
|
||||
#include <board.h>
|
||||
|
||||
extern int rt_application_init(void);
|
||||
extern void rt_hw_board_init(void);
|
||||
|
||||
/**
|
||||
* This function will startup RT-Thread RTOS.
|
||||
*/
|
||||
void rtthread_startup(void)
|
||||
{
|
||||
/* initialzie hardware interrupt */
|
||||
rt_hw_interrupt_init();
|
||||
|
||||
/* initialize board */
|
||||
rt_hw_board_init();
|
||||
|
||||
/* show RT-Thread version */
|
||||
rt_show_version();
|
||||
|
||||
/* initialize memory system */
|
||||
#ifdef RT_USING_HEAP
|
||||
rt_system_heap_init(HEAP_BEGIN, HEAP_END);
|
||||
#endif
|
||||
|
||||
/* initialize scheduler system */
|
||||
rt_system_scheduler_init();
|
||||
|
||||
/* initialize timer and soft timer thread */
|
||||
rt_system_timer_init();
|
||||
rt_system_timer_thread_init();
|
||||
|
||||
/* initialize application */
|
||||
rt_application_init();
|
||||
|
||||
/* initialize idle thread */
|
||||
rt_thread_idle_init();
|
||||
|
||||
/* start scheduler */
|
||||
rt_system_scheduler_start();
|
||||
|
||||
/* never reach here */
|
||||
return ;
|
||||
}
|
||||
|
||||
int main(void)
|
||||
{
|
||||
/* disable interrupt first */
|
||||
rt_hw_interrupt_disable();
|
||||
|
||||
/* invoke rtthread_startup */
|
||||
rtthread_startup();
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
@@ -0,0 +1,108 @@
|
||||
#include <stdlib.h>
|
||||
#include <rtthread.h>
|
||||
#include <rtdevice.h>
|
||||
|
||||
#include <vbus.h>
|
||||
|
||||
#define BUFLEN 1024
|
||||
static char buf[BUFLEN];
|
||||
|
||||
static void _vbus_on_tx_cmp(void *p)
|
||||
{
|
||||
struct rt_completion *cmp = p;
|
||||
|
||||
rt_completion_done(cmp);
|
||||
}
|
||||
|
||||
static rt_size_t _vbus_write_sync(rt_device_t dev, void *buf, rt_size_t len)
|
||||
{
|
||||
rt_size_t sd;
|
||||
struct rt_completion cmp;
|
||||
struct rt_vbus_dev_liscfg liscfg;
|
||||
|
||||
rt_completion_init(&cmp);
|
||||
liscfg.event = RT_VBUS_EVENT_ID_TX;
|
||||
liscfg.listener = _vbus_on_tx_cmp;
|
||||
liscfg.ctx = &cmp;
|
||||
|
||||
rt_device_control(dev, VBUS_IOC_LISCFG, &liscfg);
|
||||
sd = rt_device_write(dev, 0, buf, len);
|
||||
|
||||
rt_completion_wait(&cmp, RT_WAITING_FOREVER);
|
||||
|
||||
return sd;
|
||||
}
|
||||
|
||||
static void _rev_str(char *buf, rt_size_t len)
|
||||
{
|
||||
char tmp;
|
||||
rt_size_t i, mid;
|
||||
|
||||
RT_ASSERT(buf);
|
||||
|
||||
if (!len)
|
||||
return;
|
||||
|
||||
mid = len / 2;
|
||||
for (i = 0; i < mid; i++)
|
||||
{
|
||||
tmp = buf[i];
|
||||
buf[i] = buf[len - 1 - i];
|
||||
buf[len - 1 - i] = tmp;
|
||||
}
|
||||
}
|
||||
|
||||
static void _test_write(void *devname)
|
||||
{
|
||||
int i;
|
||||
rt_device_t dev;
|
||||
|
||||
dev = rt_device_find(devname);
|
||||
|
||||
if (!dev)
|
||||
{
|
||||
rt_kprintf("could not find %s\n", devname);
|
||||
return;
|
||||
}
|
||||
|
||||
again:
|
||||
i = rt_device_open(dev, RT_DEVICE_OFLAG_RDWR);
|
||||
if (i)
|
||||
{
|
||||
rt_kprintf("open dev err:%d\n", i);
|
||||
return;
|
||||
}
|
||||
|
||||
for (i = 0; i < sizeof(buf) - 1;i++)
|
||||
{
|
||||
int len;
|
||||
|
||||
len = rt_device_read(dev, 0, buf + i, 1);
|
||||
if (len != 1 || buf[i] == '\n')
|
||||
break;
|
||||
}
|
||||
buf[i] = '\0';
|
||||
rt_kprintf("recv: %s\n", buf);
|
||||
/* Don't swap the \n. */
|
||||
_rev_str(buf, i - 1);
|
||||
/* Don't write the \0. */
|
||||
rt_kprintf("write: %s\n", buf);
|
||||
_vbus_write_sync(dev, buf, i - 1);
|
||||
|
||||
rt_device_close(dev);
|
||||
goto again;
|
||||
}
|
||||
|
||||
int vser_echo_init(void)
|
||||
{
|
||||
rt_thread_t tid;
|
||||
|
||||
tid = rt_thread_create("vecho", _test_write, "vecho",
|
||||
1024, 0, 20);
|
||||
RT_ASSERT(tid);
|
||||
return rt_thread_startup(tid);
|
||||
}
|
||||
|
||||
#ifdef RT_USING_COMPONENTS_INIT
|
||||
INIT_APP_EXPORT(vser_echo_init);
|
||||
#endif
|
||||
Executable
+2
@@ -0,0 +1,2 @@
|
||||
scons
|
||||
cp rtthread.bin $MO_DIR
|
||||
@@ -0,0 +1,17 @@
|
||||
Import('rtconfig')
|
||||
from building import *
|
||||
|
||||
cwd = GetCurrentDir()
|
||||
src = Glob('*.c')
|
||||
CPPPATH = [cwd]
|
||||
|
||||
if rtconfig.PLATFORM == 'iar':
|
||||
src += Glob('*_iar.S')
|
||||
elif rtconfig.PLATFORM == 'gcc':
|
||||
src += Glob('*_gcc.S')
|
||||
elif rtconfig.PLATFORM == 'armcc':
|
||||
src += Glob('*_rvds.S')
|
||||
|
||||
group = DefineGroup('AM335x', src, depend = [''], CPPPATH = CPPPATH)
|
||||
|
||||
Return('group')
|
||||
@@ -0,0 +1,64 @@
|
||||
#ifndef __ARMV7_H__
|
||||
#define __ARMV7_H__
|
||||
|
||||
/* the exception stack without VFP registers */
|
||||
struct rt_hw_exp_stack
|
||||
{
|
||||
unsigned long r0;
|
||||
unsigned long r1;
|
||||
unsigned long r2;
|
||||
unsigned long r3;
|
||||
unsigned long r4;
|
||||
unsigned long r5;
|
||||
unsigned long r6;
|
||||
unsigned long r7;
|
||||
unsigned long r8;
|
||||
unsigned long r9;
|
||||
unsigned long r10;
|
||||
unsigned long fp;
|
||||
unsigned long ip;
|
||||
unsigned long sp;
|
||||
unsigned long lr;
|
||||
unsigned long pc;
|
||||
unsigned long cpsr;
|
||||
};
|
||||
|
||||
struct rt_hw_stack
|
||||
{
|
||||
unsigned long cpsr;
|
||||
unsigned long r0;
|
||||
unsigned long r1;
|
||||
unsigned long r2;
|
||||
unsigned long r3;
|
||||
unsigned long r4;
|
||||
unsigned long r5;
|
||||
unsigned long r6;
|
||||
unsigned long r7;
|
||||
unsigned long r8;
|
||||
unsigned long r9;
|
||||
unsigned long r10;
|
||||
unsigned long fp;
|
||||
unsigned long ip;
|
||||
unsigned long lr;
|
||||
unsigned long pc;
|
||||
};
|
||||
|
||||
#define USERMODE 0x10
|
||||
#define FIQMODE 0x11
|
||||
#define IRQMODE 0x12
|
||||
#define SVCMODE 0x13
|
||||
#define MONITORMODE 0x16
|
||||
#define ABORTMODE 0x17
|
||||
#define HYPMODE 0x1b
|
||||
#define UNDEFMODE 0x1b
|
||||
#define MODEMASK 0x1f
|
||||
#define NOINT 0xc0
|
||||
|
||||
#define T_Bit (1<<5)
|
||||
#define F_Bit (1<<6)
|
||||
#define I_Bit (1<<7)
|
||||
#define A_Bit (1<<8)
|
||||
#define E_Bit (1<<9)
|
||||
#define J_Bit (1<<24)
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,105 @@
|
||||
/*
|
||||
* File : context.S
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2013, RT-Thread Development Team
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-05 Bernard the first version
|
||||
*/
|
||||
|
||||
.section .text, "ax"
|
||||
/*
|
||||
* rt_base_t rt_hw_interrupt_disable();
|
||||
*/
|
||||
.globl rt_hw_interrupt_disable
|
||||
rt_hw_interrupt_disable:
|
||||
mrs r0, cpsr
|
||||
cpsid i
|
||||
bx lr
|
||||
|
||||
/*
|
||||
* void rt_hw_interrupt_enable(rt_base_t level);
|
||||
*/
|
||||
.globl rt_hw_interrupt_enable
|
||||
rt_hw_interrupt_enable:
|
||||
msr cpsr, r0
|
||||
bx lr
|
||||
|
||||
/*
|
||||
* void rt_hw_context_switch_to(rt_uint32 to);
|
||||
* r0 --> to
|
||||
*/
|
||||
.globl rt_hw_context_switch_to
|
||||
rt_hw_context_switch_to:
|
||||
ldr sp, [r0] @ get new task stack pointer
|
||||
|
||||
ldmfd sp!, {r4} @ pop new task spsr
|
||||
msr spsr_cxsf, r4
|
||||
|
||||
ldmfd sp!, {r0-r12, lr, pc}^ @ pop new task r0-r12, lr & pc
|
||||
|
||||
.section .bss.share.isr
|
||||
_guest_switch_lvl:
|
||||
.word 0
|
||||
|
||||
.globl vmm_virq_update
|
||||
|
||||
.section .text.isr, "ax"
|
||||
/*
|
||||
* void rt_hw_context_switch(rt_uint32 from, rt_uint32 to);
|
||||
* r0 --> from
|
||||
* r1 --> to
|
||||
*/
|
||||
.globl rt_hw_context_switch
|
||||
rt_hw_context_switch:
|
||||
stmfd sp!, {lr} @ push pc (lr should be pushed in place of PC)
|
||||
stmfd sp!, {r0-r12, lr} @ push lr & register file
|
||||
|
||||
mrs r4, cpsr
|
||||
tst lr, #0x01
|
||||
orrne r4, r4, #0x20 @ it's thumb code
|
||||
|
||||
stmfd sp!, {r4} @ push cpsr
|
||||
|
||||
str sp, [r0] @ store sp in preempted tasks TCB
|
||||
ldr sp, [r1] @ get new task stack pointer
|
||||
|
||||
ldmfd sp!, {r4} @ pop new task cpsr to spsr
|
||||
msr spsr_cxsf, r4
|
||||
ldmfd sp!, {r0-r12, lr, pc}^ @ pop new task r0-r12, lr & pc, copy spsr to cpsr
|
||||
|
||||
/*
|
||||
* 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:
|
||||
ldr r2, =rt_thread_switch_interrupt_flag
|
||||
ldr r3, [r2]
|
||||
cmp r3, #1
|
||||
beq _reswitch
|
||||
ldr ip, =rt_interrupt_from_thread @ set rt_interrupt_from_thread
|
||||
mov r3, #1 @ set rt_thread_switch_interrupt_flag to 1
|
||||
str r0, [ip]
|
||||
str r3, [r2]
|
||||
_reswitch:
|
||||
ldr r2, =rt_interrupt_to_thread @ set rt_interrupt_to_thread
|
||||
str r1, [r2]
|
||||
bx lr
|
||||
@@ -0,0 +1,12 @@
|
||||
#ifndef __CP15_H__
|
||||
#define __CP15_H__
|
||||
|
||||
unsigned long rt_cpu_get_smp_id(void);
|
||||
|
||||
void rt_cpu_mmu_disable(void);
|
||||
void rt_cpu_mmu_enable(void);
|
||||
void rt_cpu_tlb_set(volatile unsigned long*);
|
||||
|
||||
void rt_cpu_vector_set_base(unsigned int addr);
|
||||
|
||||
#endif
|
||||
@@ -0,0 +1,140 @@
|
||||
/*
|
||||
* File : cp15_gcc.S
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2013, RT-Thread Development Team
|
||||
* http://www.rt-thread.org
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-05 Bernard the first version
|
||||
*/
|
||||
|
||||
.globl rt_cpu_get_smp_id
|
||||
rt_cpu_get_smp_id:
|
||||
mrc p15, #0, r0, c0, c0, #5
|
||||
bx lr
|
||||
|
||||
.globl rt_cpu_vector_set_base
|
||||
rt_cpu_vector_set_base:
|
||||
mcr p15, #0, r0, c12, c0, #0
|
||||
dsb
|
||||
bx lr
|
||||
|
||||
.globl rt_hw_cpu_dcache_enable
|
||||
rt_hw_cpu_dcache_enable:
|
||||
mrc p15, #0, r0, c1, c0, #0
|
||||
orr r0, r0, #0x00000004
|
||||
mcr p15, #0, r0, c1, c0, #0
|
||||
bx lr
|
||||
|
||||
.globl rt_hw_cpu_icache_enable
|
||||
rt_hw_cpu_icache_enable:
|
||||
mrc p15, #0, r0, c1, c0, #0
|
||||
orr r0, r0, #0x00001000
|
||||
mcr p15, #0, r0, c1, c0, #0
|
||||
bx lr
|
||||
|
||||
_FLD_MAX_WAY:
|
||||
.word 0x3ff
|
||||
_FLD_MAX_IDX:
|
||||
.word 0x7ff
|
||||
|
||||
.globl rt_cpu_dcache_clean_flush
|
||||
rt_cpu_dcache_clean_flush:
|
||||
push {r4-r11}
|
||||
dmb
|
||||
mrc p15, #1, r0, c0, c0, #1 @ read clid register
|
||||
ands r3, r0, #0x7000000 @ get level of coherency
|
||||
mov r3, r3, lsr #23
|
||||
beq finished
|
||||
mov r10, #0
|
||||
loop1:
|
||||
add r2, r10, r10, lsr #1
|
||||
mov r1, r0, lsr r2
|
||||
and r1, r1, #7
|
||||
cmp r1, #2
|
||||
blt skip
|
||||
mcr p15, #2, r10, c0, c0, #0
|
||||
isb
|
||||
mrc p15, #1, r1, c0, c0, #0
|
||||
and r2, r1, #7
|
||||
add r2, r2, #4
|
||||
ldr r4, _FLD_MAX_WAY
|
||||
ands r4, r4, r1, lsr #3
|
||||
clz r5, r4
|
||||
ldr r7, _FLD_MAX_IDX
|
||||
ands r7, r7, r1, lsr #13
|
||||
loop2:
|
||||
mov r9, r4
|
||||
loop3:
|
||||
orr r11, r10, r9, lsl r5
|
||||
orr r11, r11, r7, lsl r2
|
||||
mcr p15, #0, r11, c7, c14, #2
|
||||
subs r9, r9, #1
|
||||
bge loop3
|
||||
subs r7, r7, #1
|
||||
bge loop2
|
||||
skip:
|
||||
add r10, r10, #2
|
||||
cmp r3, r10
|
||||
bgt loop1
|
||||
|
||||
finished:
|
||||
dsb
|
||||
isb
|
||||
pop {r4-r11}
|
||||
bx lr
|
||||
|
||||
.globl rt_hw_cpu_dcache_disable
|
||||
rt_hw_cpu_dcache_disable:
|
||||
push {r4-r11, lr}
|
||||
bl rt_cpu_dcache_clean_flush
|
||||
mrc p15, #0, r0, c1, c0, #0
|
||||
bic r0, r0, #0x00000004
|
||||
mcr p15, #0, r0, c1, c0, #0
|
||||
pop {r4-r11, lr}
|
||||
bx lr
|
||||
|
||||
.globl rt_hw_cpu_icache_disable
|
||||
rt_hw_cpu_icache_disable:
|
||||
mrc p15, #0, r0, c1, c0, #0
|
||||
bic r0, r0, #0x00001000
|
||||
mcr p15, #0, r0, c1, c0, #0
|
||||
bx lr
|
||||
|
||||
.globl rt_cpu_mmu_disable
|
||||
rt_cpu_mmu_disable:
|
||||
mcr p15, #0, r0, c8, c7, #0 @ invalidate tlb
|
||||
mrc p15, #0, r0, c1, c0, #0
|
||||
bic r0, r0, #1
|
||||
mcr p15, #0, r0, c1, c0, #0 @ clear mmu bit
|
||||
dsb
|
||||
bx lr
|
||||
|
||||
.globl rt_cpu_mmu_enable
|
||||
rt_cpu_mmu_enable:
|
||||
mrc p15, #0, r0, c1, c0, #0
|
||||
orr r0, r0, #0x001
|
||||
mcr p15, #0, r0, c1, c0, #0 @ set mmu enable bit
|
||||
dsb
|
||||
bx lr
|
||||
|
||||
.globl rt_cpu_tlb_set
|
||||
rt_cpu_tlb_set:
|
||||
mcr p15, #0, r0, c2, c0, #0
|
||||
dmb
|
||||
bx lr
|
||||
@@ -0,0 +1,37 @@
|
||||
/*
|
||||
* 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2011-09-15 Bernard first version
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtthread.h>
|
||||
#include <board.h>
|
||||
|
||||
/**
|
||||
* @addtogroup AM33xx
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
/** shutdown CPU */
|
||||
void rt_hw_cpu_shutdown()
|
||||
{
|
||||
rt_uint32_t level;
|
||||
rt_kprintf("shutdown...\n");
|
||||
|
||||
level = rt_hw_interrupt_disable();
|
||||
while (level)
|
||||
{
|
||||
RT_ASSERT(0);
|
||||
}
|
||||
}
|
||||
|
||||
/*@}*/
|
||||
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,35 @@
|
||||
/*
|
||||
* File : gic.h, ARM Generic Interrupt Controller
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2013, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-20 Bernard first version
|
||||
*/
|
||||
|
||||
#ifndef __GIC_H__
|
||||
#define __GIC_H__
|
||||
|
||||
int arm_gic_dist_init(rt_uint32_t index, rt_uint32_t dist_base, int irq_start);
|
||||
int arm_gic_cpu_init(rt_uint32_t index, rt_uint32_t cpu_base);
|
||||
|
||||
void arm_gic_mask(rt_uint32_t index, int irq);
|
||||
void arm_gic_umask(rt_uint32_t index, int irq);
|
||||
void arm_gic_set_cpu(rt_uint32_t index, int irq, unsigned int cpumask);
|
||||
void arm_gic_set_group(rt_uint32_t index, int vector, int group);
|
||||
|
||||
int arm_gic_get_active_irq(rt_uint32_t index);
|
||||
void arm_gic_ack(rt_uint32_t index, int irq);
|
||||
|
||||
void arm_gic_trigger(rt_uint32_t index, int target_cpu, int irq);
|
||||
void arm_gic_clear_sgi(rt_uint32_t index, int target_cpu, int irq);
|
||||
|
||||
void arm_gic_dump_type(rt_uint32_t index);
|
||||
|
||||
#endif
|
||||
|
||||
@@ -0,0 +1,146 @@
|
||||
/*
|
||||
* File : interrupt.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2013-2014, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-06 Bernard first version
|
||||
* 2014-04-03 Grissiom port to VMM
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtthread.h>
|
||||
#include "realview.h"
|
||||
#include "gic.h"
|
||||
#include "cp15.h"
|
||||
|
||||
#ifdef RT_USING_VMM
|
||||
#include <vmm.h>
|
||||
#endif
|
||||
|
||||
#define MAX_HANDLERS NR_IRQS_PBA8
|
||||
|
||||
extern volatile rt_uint8_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_uint32_t rt_interrupt_to_thread;
|
||||
rt_uint32_t rt_thread_switch_interrupt_flag;
|
||||
|
||||
extern void rt_cpu_vector_set_base(unsigned int addr);
|
||||
extern int system_vectors;
|
||||
|
||||
static void rt_hw_vector_init(void)
|
||||
{
|
||||
int sctrl;
|
||||
unsigned int *src = (unsigned int *)&system_vectors;
|
||||
|
||||
/* C12-C0 is only active when SCTLR.V = 0 */
|
||||
asm volatile ("mrc p15, #0, %0, c1, c0, #0"
|
||||
:"=r" (sctrl));
|
||||
sctrl &= ~(1 << 13);
|
||||
asm volatile ("mcr p15, #0, %0, c1, c0, #0"
|
||||
:
|
||||
:"r" (sctrl));
|
||||
|
||||
asm volatile ("mcr p15, #0, %0, c12, c0, #0"
|
||||
:
|
||||
:"r" (src));
|
||||
}
|
||||
|
||||
/**
|
||||
* This function will initialize hardware interrupt
|
||||
*/
|
||||
void rt_hw_interrupt_init(void)
|
||||
{
|
||||
rt_uint32_t gic_cpu_base;
|
||||
rt_uint32_t gic_dist_base;
|
||||
|
||||
/* initialize vector table */
|
||||
rt_hw_vector_init();
|
||||
|
||||
/* initialize exceptions table */
|
||||
rt_memset(isr_table, 0x00, sizeof(isr_table));
|
||||
|
||||
/* initialize ARM GIC */
|
||||
gic_dist_base = REALVIEW_GIC_DIST_BASE;
|
||||
gic_cpu_base = REALVIEW_GIC_CPU_BASE;
|
||||
arm_gic_dist_init(0, gic_dist_base, 0);
|
||||
arm_gic_cpu_init(0, gic_cpu_base);
|
||||
/*arm_gic_dump_type(0);*/
|
||||
|
||||
/* 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 vector)
|
||||
{
|
||||
arm_gic_mask(0, vector);
|
||||
}
|
||||
|
||||
/**
|
||||
* This function will un-mask a interrupt.
|
||||
* @param vector the interrupt number
|
||||
*/
|
||||
void rt_hw_interrupt_umask(int vector)
|
||||
{
|
||||
arm_gic_umask(0, vector);
|
||||
}
|
||||
|
||||
/**
|
||||
* 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;
|
||||
}
|
||||
arm_gic_set_cpu(0, vector, 1 << rt_cpu_get_smp_id());
|
||||
}
|
||||
|
||||
return old_handler;
|
||||
}
|
||||
|
||||
/**
|
||||
* Trigger a software IRQ
|
||||
*
|
||||
* Since we are running in single core, the target CPU are always CPU0.
|
||||
*/
|
||||
void rt_hw_interrupt_trigger(int vector)
|
||||
{
|
||||
arm_gic_trigger(0, 1, vector);
|
||||
}
|
||||
|
||||
void rt_hw_interrupt_clear(int vector)
|
||||
{
|
||||
arm_gic_clear_sgi(0, 1, vector);
|
||||
}
|
||||
@@ -0,0 +1,50 @@
|
||||
/*
|
||||
* File : interrupt.h
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2011, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-06 Bernard first version
|
||||
*/
|
||||
|
||||
#ifndef __INTERRUPT_H__
|
||||
#define __INTERRUPT_H__
|
||||
|
||||
#define INT_IRQ 0x00
|
||||
#define INT_FIQ 0x01
|
||||
|
||||
#define INTC_REVISION(hw_base) REG32((hw_base) + 0x0)
|
||||
#define INTC_SYSCONFIG(hw_base) REG32((hw_base) + 0x10)
|
||||
#define INTC_SYSSTATUS(hw_base) REG32((hw_base) + 0x14)
|
||||
#define INTC_SIR_IRQ(hw_base) REG32((hw_base) + 0x40)
|
||||
#define INTC_SIR_FIQ(hw_base) REG32((hw_base) + 0x44)
|
||||
#define INTC_CONTROL(hw_base) REG32((hw_base) + 0x48)
|
||||
#define INTC_PROTECTION(hw_base) REG32((hw_base) + 0x4c)
|
||||
#define INTC_IDLE(hw_base) REG32((hw_base) + 0x50)
|
||||
#define INTC_IRQ_PRIORITY(hw_base) REG32((hw_base) + 0x60)
|
||||
#define INTC_FIQ_PRIORITY(hw_base) REG32((hw_base) + 0x64)
|
||||
#define INTC_THRESHOLD(hw_base) REG32((hw_base) + 0x68)
|
||||
#define INTC_SICR(hw_base) REG32((hw_base) + 0x6c)
|
||||
#define INTC_SCR(hw_base, n) REG32((hw_base) + 0x70 + ((n) * 0x04))
|
||||
#define INTC_ITR(hw_base, n) REG32((hw_base) + 0x80 + ((n) * 0x20))
|
||||
#define INTC_MIR(hw_base, n) REG32((hw_base) + 0x84 + ((n) * 0x20))
|
||||
#define INTC_MIR_CLEAR(hw_base, n) REG32((hw_base) + 0x88 + ((n) * 0x20))
|
||||
#define INTC_MIR_SET(hw_base, n) REG32((hw_base) + 0x8c + ((n) * 0x20))
|
||||
#define INTC_ISR_SET(hw_base, n) REG32((hw_base) + 0x90 + ((n) * 0x20))
|
||||
#define INTC_ISR_CLEAR(hw_base, n) REG32((hw_base) + 0x94 + ((n) * 0x20))
|
||||
#define INTC_PENDING_IRQ(hw_base, n) REG32((hw_base) + 0x98 + ((n) * 0x20))
|
||||
#define INTC_PENDING_FIQ(hw_base, n) REG32((hw_base) + 0x9c + ((n) * 0x20))
|
||||
#define INTC_ILR(hw_base, n) REG32((hw_base) + 0x100 + ((n) * 0x04))
|
||||
|
||||
void rt_hw_interrupt_control(int vector, int priority, int route);
|
||||
int rt_hw_interrupt_get_active(int fiq_irq);
|
||||
void rt_hw_interrupt_ack(int fiq_irq);
|
||||
void rt_hw_interrupt_trigger(int vector);
|
||||
void rt_hw_interrupt_clear(int vector);
|
||||
|
||||
#endif
|
||||
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,12 @@
|
||||
#include <rtthread.h>
|
||||
#include "pmu.h"
|
||||
|
||||
void rt_hw_pmu_dump_feature(void)
|
||||
{
|
||||
unsigned long reg;
|
||||
|
||||
reg = rt_hw_pmu_get_control();
|
||||
rt_kprintf("ARM PMU Implementor: %c, ID code: %02x, %d counters\n",
|
||||
reg >> 24, (reg >> 16) & 0xff, (reg >> 11) & 0x1f);
|
||||
RT_ASSERT(ARM_PMU_CNTER_NR == ((reg >> 11) & 0x1f));
|
||||
}
|
||||
@@ -0,0 +1,151 @@
|
||||
#ifndef __PMU_H__
|
||||
#define __PMU_H__
|
||||
|
||||
#include "board.h"
|
||||
|
||||
/* Number of counters */
|
||||
#define ARM_PMU_CNTER_NR 4
|
||||
|
||||
enum rt_hw_pmu_event_type {
|
||||
ARM_PMU_EVENT_PMNC_SW_INCR = 0x00,
|
||||
ARM_PMU_EVENT_L1_ICACHE_REFILL = 0x01,
|
||||
ARM_PMU_EVENT_ITLB_REFILL = 0x02,
|
||||
ARM_PMU_EVENT_L1_DCACHE_REFILL = 0x03,
|
||||
ARM_PMU_EVENT_L1_DCACHE_ACCESS = 0x04,
|
||||
ARM_PMU_EVENT_DTLB_REFILL = 0x05,
|
||||
ARM_PMU_EVENT_MEM_READ = 0x06,
|
||||
ARM_PMU_EVENT_MEM_WRITE = 0x07,
|
||||
ARM_PMU_EVENT_INSTR_EXECUTED = 0x08,
|
||||
ARM_PMU_EVENT_EXC_TAKEN = 0x09,
|
||||
ARM_PMU_EVENT_EXC_EXECUTED = 0x0A,
|
||||
ARM_PMU_EVENT_CID_WRITE = 0x0B,
|
||||
};
|
||||
|
||||
/* Enable bit */
|
||||
#define ARM_PMU_PMCR_E (0x01 << 0)
|
||||
/* Event counter reset */
|
||||
#define ARM_PMU_PMCR_P (0x01 << 1)
|
||||
/* Cycle counter reset */
|
||||
#define ARM_PMU_PMCR_C (0x01 << 2)
|
||||
/* Cycle counter divider */
|
||||
#define ARM_PMU_PMCR_D (0x01 << 3)
|
||||
|
||||
#ifdef __GNUC__
|
||||
rt_inline void rt_hw_pmu_enable_cnt(int divide64)
|
||||
{
|
||||
unsigned long pmcr;
|
||||
unsigned long pmcntenset;
|
||||
|
||||
asm volatile ("mrc p15, 0, %0, c9, c12, 0" : "=r"(pmcr));
|
||||
pmcr |= ARM_PMU_PMCR_E | ARM_PMU_PMCR_P | ARM_PMU_PMCR_C;
|
||||
if (divide64)
|
||||
pmcr |= ARM_PMU_PMCR_D;
|
||||
else
|
||||
pmcr &= ~ARM_PMU_PMCR_D;
|
||||
asm volatile ("mcr p15, 0, %0, c9, c12, 0" :: "r"(pmcr));
|
||||
|
||||
/* enable all the counters */
|
||||
pmcntenset = ~0;
|
||||
asm volatile ("mcr p15, 0, %0, c9, c12, 1" :: "r"(pmcntenset));
|
||||
/* clear overflows(just in case) */
|
||||
asm volatile ("mcr p15, 0, %0, c9, c12, 3" :: "r"(pmcntenset));
|
||||
}
|
||||
|
||||
rt_inline unsigned long rt_hw_pmu_get_control(void)
|
||||
{
|
||||
unsigned long pmcr;
|
||||
asm ("mrc p15, 0, %0, c9, c12, 0" : "=r"(pmcr));
|
||||
return pmcr;
|
||||
}
|
||||
|
||||
rt_inline unsigned long rt_hw_pmu_get_ceid(void)
|
||||
{
|
||||
unsigned long reg;
|
||||
/* only PMCEID0 is supported, PMCEID1 is RAZ. */
|
||||
asm ("mrc p15, 0, %0, c9, c12, 6" : "=r"(reg));
|
||||
return reg;
|
||||
}
|
||||
|
||||
rt_inline unsigned long rt_hw_pmu_get_cnten(void)
|
||||
{
|
||||
unsigned long pmcnt;
|
||||
asm ("mrc p15, 0, %0, c9, c12, 1" : "=r"(pmcnt));
|
||||
return pmcnt;
|
||||
}
|
||||
|
||||
rt_inline void rt_hw_pmu_reset_cycle(void)
|
||||
{
|
||||
unsigned long pmcr;
|
||||
|
||||
asm volatile ("mrc p15, 0, %0, c9, c12, 0" : "=r"(pmcr));
|
||||
pmcr |= ARM_PMU_PMCR_C;
|
||||
asm volatile ("mcr p15, 0, %0, c9, c12, 0" :: "r"(pmcr));
|
||||
asm volatile ("isb");
|
||||
}
|
||||
|
||||
rt_inline void rt_hw_pmu_reset_event(void)
|
||||
{
|
||||
unsigned long pmcr;
|
||||
|
||||
asm volatile ("mrc p15, 0, %0, c9, c12, 0" : "=r"(pmcr));
|
||||
pmcr |= ARM_PMU_PMCR_P;
|
||||
asm volatile ("mcr p15, 0, %0, c9, c12, 0" :: "r"(pmcr));
|
||||
asm volatile ("isb");
|
||||
}
|
||||
|
||||
rt_inline unsigned long rt_hw_pmu_get_cycle(void)
|
||||
{
|
||||
unsigned long cyc;
|
||||
asm volatile ("isb");
|
||||
asm volatile ("mrc p15, 0, %0, c9, c13, 0" : "=r"(cyc));
|
||||
return cyc;
|
||||
}
|
||||
|
||||
rt_inline void rt_hw_pmu_select_counter(int idx)
|
||||
{
|
||||
RT_ASSERT(idx < ARM_PMU_CNTER_NR);
|
||||
|
||||
asm volatile ("mcr p15, 0, %0, c9, c12, 5" : : "r"(idx));
|
||||
/* Linux add an isb here, don't know why here. */
|
||||
asm volatile ("isb");
|
||||
}
|
||||
|
||||
rt_inline void rt_hw_pmu_select_event(int idx,
|
||||
enum rt_hw_pmu_event_type eve)
|
||||
{
|
||||
RT_ASSERT(idx < ARM_PMU_CNTER_NR);
|
||||
|
||||
rt_hw_pmu_select_counter(idx);
|
||||
asm volatile ("mcr p15, 0, %0, c9, c13, 1" : : "r"(eve));
|
||||
}
|
||||
|
||||
rt_inline unsigned long rt_hw_pmu_read_counter(int idx)
|
||||
{
|
||||
unsigned long reg;
|
||||
|
||||
rt_hw_pmu_select_counter(idx);
|
||||
asm volatile ("isb");
|
||||
asm volatile ("mrc p15, 0, %0, c9, c13, 2" : "=r"(reg));
|
||||
return reg;
|
||||
}
|
||||
|
||||
rt_inline unsigned long rt_hw_pmu_get_ovsr(void)
|
||||
{
|
||||
unsigned long reg;
|
||||
asm volatile ("isb");
|
||||
asm ("mrc p15, 0, %0, c9, c12, 3" : "=r"(reg));
|
||||
return reg;
|
||||
}
|
||||
|
||||
rt_inline void rt_hw_pmu_clear_ovsr(unsigned long reg)
|
||||
{
|
||||
asm ("mcr p15, 0, %0, c9, c12, 3" : : "r"(reg));
|
||||
asm volatile ("isb");
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
void rt_hw_pmu_dump_feature(void);
|
||||
|
||||
#endif /* end of include guard: __PMU_H__ */
|
||||
|
||||
@@ -0,0 +1,65 @@
|
||||
/*
|
||||
* File : stack.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2011, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2011-09-23 Bernard the first version
|
||||
* 2011-10-05 Bernard add thumb mode
|
||||
*/
|
||||
#include <rtthread.h>
|
||||
#include <board.h>
|
||||
|
||||
/**
|
||||
* @addtogroup AM33xx
|
||||
*/
|
||||
/*@{*/
|
||||
|
||||
/**
|
||||
* 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; /* 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 */
|
||||
|
||||
/* cpsr */
|
||||
if ((rt_uint32_t)tentry & 0x01)
|
||||
*(--stk) = SVCMODE | 0x20; /* thumb mode */
|
||||
else
|
||||
*(--stk) = SVCMODE; /* arm mode */
|
||||
|
||||
/* return task's current stack address */
|
||||
return (rt_uint8_t *)stk;
|
||||
}
|
||||
|
||||
/*@}*/
|
||||
File diff suppressed because it is too large.
Load diff
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,65 @@
|
||||
/*
|
||||
* File : vector_gcc.S
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2013, RT-Thread Development Team
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-05 Bernard the first version
|
||||
*/
|
||||
|
||||
.section .vectors, "ax"
|
||||
.code 32
|
||||
|
||||
.globl system_vectors
|
||||
system_vectors:
|
||||
ldr pc, _vector_reset
|
||||
ldr pc, _vector_undef
|
||||
ldr pc, _vector_swi
|
||||
ldr pc, _vector_pabt
|
||||
ldr pc, _vector_dabt
|
||||
ldr pc, _vector_resv
|
||||
ldr pc, _vector_irq
|
||||
ldr pc, _vector_fiq
|
||||
|
||||
.globl _reset
|
||||
.globl vector_undef
|
||||
.globl vector_swi
|
||||
.globl vector_pabt
|
||||
.globl vector_dabt
|
||||
.globl vector_resv
|
||||
.globl vector_irq
|
||||
.globl vector_fiq
|
||||
|
||||
_vector_reset:
|
||||
.word _reset
|
||||
_vector_undef:
|
||||
.word vector_undef
|
||||
_vector_swi:
|
||||
.word vector_swi
|
||||
_vector_pabt:
|
||||
.word vector_pabt
|
||||
_vector_dabt:
|
||||
.word vector_dabt
|
||||
_vector_resv:
|
||||
.word vector_resv
|
||||
_vector_irq:
|
||||
.word vector_irq
|
||||
_vector_fiq:
|
||||
.word vector_fiq
|
||||
|
||||
.balignl 16,0xdeadbeef
|
||||
@@ -0,0 +1,7 @@
|
||||
config RT_USING_UART0
|
||||
bool "Enable UART0"
|
||||
default n
|
||||
|
||||
config RT_USING_UART1
|
||||
bool "Enable UART1"
|
||||
default y
|
||||
@@ -0,0 +1,13 @@
|
||||
import copy
|
||||
Import('RTT_ROOT')
|
||||
Import('rtconfig')
|
||||
from building import *
|
||||
|
||||
cwd = GetCurrentDir()
|
||||
src = Glob('*.c')
|
||||
|
||||
CPPPATH = [cwd]
|
||||
|
||||
group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
|
||||
|
||||
Return('group')
|
||||
@@ -0,0 +1,87 @@
|
||||
/*
|
||||
* File : board.c
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2012, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2012-11-20 Bernard the first version
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtthread.h>
|
||||
|
||||
#include "board.h"
|
||||
|
||||
#define TIMER_LOAD(hw_base) __REG32(hw_base + 0x00)
|
||||
#define TIMER_VALUE(hw_base) __REG32(hw_base + 0x04)
|
||||
#define TIMER_CTRL(hw_base) __REG32(hw_base + 0x08)
|
||||
#define TIMER_CTRL_ONESHOT (1 << 0)
|
||||
#define TIMER_CTRL_32BIT (1 << 1)
|
||||
#define TIMER_CTRL_DIV1 (0 << 2)
|
||||
#define TIMER_CTRL_DIV16 (1 << 2)
|
||||
#define TIMER_CTRL_DIV256 (2 << 2)
|
||||
#define TIMER_CTRL_IE (1 << 5) /* Interrupt Enable (versatile only) */
|
||||
#define TIMER_CTRL_PERIODIC (1 << 6)
|
||||
#define TIMER_CTRL_ENABLE (1 << 7)
|
||||
|
||||
#define TIMER_INTCLR(hw_base) __REG32(hw_base + 0x0c)
|
||||
#define TIMER_RIS(hw_base) __REG32(hw_base + 0x10)
|
||||
#define TIMER_MIS(hw_base) __REG32(hw_base + 0x14)
|
||||
#define TIMER_BGLOAD(hw_base) __REG32(hw_base + 0x18)
|
||||
|
||||
#define SYS_CTRL __REG32(REALVIEW_SCTL_BASE)
|
||||
|
||||
#define TIMER_HW_BASE REALVIEW_TIMER2_3_BASE
|
||||
|
||||
void rt_hw_timer_ack(void)
|
||||
{
|
||||
/* clear interrupt */
|
||||
TIMER_INTCLR(TIMER_HW_BASE) = 0x01;
|
||||
}
|
||||
|
||||
static void rt_hw_timer_isr(int vector, void *param)
|
||||
{
|
||||
rt_tick_increase();
|
||||
|
||||
rt_hw_timer_ack();
|
||||
}
|
||||
|
||||
int rt_hw_timer_init(void)
|
||||
{
|
||||
rt_uint32_t val;
|
||||
|
||||
SYS_CTRL |= REALVIEW_REFCLK;
|
||||
|
||||
/* Setup Timer0 for generating irq */
|
||||
val = TIMER_CTRL(TIMER_HW_BASE);
|
||||
val &= ~TIMER_CTRL_ENABLE;
|
||||
val |= (TIMER_CTRL_32BIT | TIMER_CTRL_PERIODIC | TIMER_CTRL_IE);
|
||||
TIMER_CTRL(TIMER_HW_BASE) = val;
|
||||
|
||||
TIMER_LOAD(TIMER_HW_BASE) = 1000;
|
||||
|
||||
/* enable timer */
|
||||
TIMER_CTRL(TIMER_HW_BASE) |= TIMER_CTRL_ENABLE;
|
||||
|
||||
rt_hw_interrupt_install(IRQ_PBA8_TIMER2_3, rt_hw_timer_isr, RT_NULL, "tick");
|
||||
rt_hw_interrupt_umask(IRQ_PBA8_TIMER2_3);
|
||||
|
||||
return 0;
|
||||
}
|
||||
INIT_BOARD_EXPORT(rt_hw_timer_init);
|
||||
|
||||
/**
|
||||
* This function will initialize beaglebone board
|
||||
*/
|
||||
void rt_hw_board_init(void)
|
||||
{
|
||||
rt_components_board_init();
|
||||
rt_console_set_device(RT_CONSOLE_DEVICE_NAME);
|
||||
}
|
||||
|
||||
/*@}*/
|
||||
@@ -0,0 +1,32 @@
|
||||
/*
|
||||
* File : board.h
|
||||
* This file is part of RT-Thread RTOS
|
||||
* COPYRIGHT (C) 2013, 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://www.rt-thread.org/license/LICENSE
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-07-06 Bernard the first version
|
||||
*/
|
||||
|
||||
#ifndef __BOARD_H__
|
||||
#define __BOARD_H__
|
||||
|
||||
#include <realview.h>
|
||||
|
||||
#if defined(__CC_ARM)
|
||||
extern int Image$$RW_IRAM1$$ZI$$Limit;
|
||||
#define HEAP_BEGIN ((void*)&Image$$RW_IRAM1$$ZI$$Limit)
|
||||
#elif defined(__GNUC__)
|
||||
extern int __bss_end;
|
||||
#define HEAP_BEGIN ((void*)&__bss_end)
|
||||
#endif
|
||||
|
||||
#define HEAP_END (void*)(0x70000000)
|
||||
|
||||
void rt_hw_board_init(void);
|
||||
|
||||
#endif
|
||||
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,195 @@
|
||||
/*
|
||||
* serial.c UART driver
|
||||
*
|
||||
* COPYRIGHT (C) 2013, Shanghai Real-Thread Technology Co., Ltd
|
||||
*
|
||||
* This file is part of RT-Thread (http://www.rt-thread.org)
|
||||
* Maintainer: bernard.xiong <bernard.xiong at gmail.com>
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-03-30 Bernard the first verion
|
||||
*/
|
||||
|
||||
#include <rthw.h>
|
||||
#include <rtdevice.h>
|
||||
|
||||
#include "serial.h"
|
||||
|
||||
struct hw_uart_device
|
||||
{
|
||||
rt_uint32_t hw_base;
|
||||
rt_uint32_t irqno;
|
||||
};
|
||||
|
||||
#define UART_DR(base) __REG32(base + 0x00)
|
||||
#define UART_FR(base) __REG32(base + 0x18)
|
||||
#define UART_CR(base) __REG32(base + 0x30)
|
||||
#define UART_IMSC(base) __REG32(base + 0x38)
|
||||
#define UART_ICR(base) __REG32(base + 0x44)
|
||||
|
||||
#define UARTFR_RXFE 0x10
|
||||
#define UARTFR_TXFF 0x20
|
||||
#define UARTIMSC_RXIM 0x10
|
||||
#define UARTIMSC_TXIM 0x20
|
||||
#define UARTICR_RXIC 0x10
|
||||
#define UARTICR_TXIC 0x20
|
||||
|
||||
static void rt_hw_uart_isr(int irqno, void *param)
|
||||
{
|
||||
struct rt_serial_device *serial = (struct rt_serial_device *)param;
|
||||
|
||||
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
|
||||
}
|
||||
|
||||
static rt_err_t uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
|
||||
{
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
static rt_err_t uart_control(struct rt_serial_device *serial, int cmd, void *arg)
|
||||
{
|
||||
struct hw_uart_device *uart;
|
||||
|
||||
RT_ASSERT(serial != RT_NULL);
|
||||
uart = (struct hw_uart_device *)serial->parent.user_data;
|
||||
|
||||
switch (cmd)
|
||||
{
|
||||
case RT_DEVICE_CTRL_CLR_INT:
|
||||
/* disable rx irq */
|
||||
UART_IMSC(uart->hw_base) &= ~UARTIMSC_RXIM;
|
||||
break;
|
||||
|
||||
case RT_DEVICE_CTRL_SET_INT:
|
||||
/* enable rx irq */
|
||||
UART_IMSC(uart->hw_base) |= UARTIMSC_RXIM;
|
||||
rt_hw_interrupt_install(uart->irqno, rt_hw_uart_isr, serial, "uart");
|
||||
rt_hw_interrupt_umask(uart->irqno);
|
||||
break;
|
||||
}
|
||||
|
||||
return RT_EOK;
|
||||
}
|
||||
|
||||
static int uart_putc(struct rt_serial_device *serial, char c)
|
||||
{
|
||||
struct hw_uart_device *uart;
|
||||
|
||||
RT_ASSERT(serial != RT_NULL);
|
||||
uart = (struct hw_uart_device *)serial->parent.user_data;
|
||||
|
||||
while (UART_FR(uart->hw_base) & UARTFR_TXFF);
|
||||
UART_DR(uart->hw_base) = c;
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
static int uart_getc(struct rt_serial_device *serial)
|
||||
{
|
||||
int ch;
|
||||
struct hw_uart_device *uart;
|
||||
|
||||
RT_ASSERT(serial != RT_NULL);
|
||||
uart = (struct hw_uart_device *)serial->parent.user_data;
|
||||
|
||||
ch = -1;
|
||||
if (!(UART_FR(uart->hw_base) & UARTFR_RXFE))
|
||||
{
|
||||
ch = UART_DR(uart->hw_base) & 0xff;
|
||||
}
|
||||
|
||||
return ch;
|
||||
}
|
||||
|
||||
static const struct rt_uart_ops _uart_ops =
|
||||
{
|
||||
uart_configure,
|
||||
uart_control,
|
||||
uart_putc,
|
||||
uart_getc,
|
||||
};
|
||||
|
||||
#ifdef RT_USING_UART0
|
||||
/* UART device driver structure */
|
||||
static struct hw_uart_device _uart0_device =
|
||||
{
|
||||
REALVIEW_UART0_BASE,
|
||||
IRQ_PBA8_UART0,
|
||||
};
|
||||
static struct rt_serial_device _serial0;
|
||||
#endif
|
||||
|
||||
#ifdef RT_USING_UART1
|
||||
/* UART1 device driver structure */
|
||||
static struct hw_uart_device _uart1_device =
|
||||
{
|
||||
REALVIEW_UART1_BASE,
|
||||
IRQ_PBA8_UART1,
|
||||
};
|
||||
static struct rt_serial_device _serial1;
|
||||
#endif
|
||||
|
||||
int uart_isr_test(void)
|
||||
{
|
||||
return uart_getc(&_serial1);
|
||||
}
|
||||
|
||||
int rt_hw_uart_init(void)
|
||||
{
|
||||
struct hw_uart_device *uart;
|
||||
struct serial_configure config;
|
||||
|
||||
config.baud_rate = BAUD_RATE_115200;
|
||||
config.bit_order = BIT_ORDER_LSB;
|
||||
config.data_bits = DATA_BITS_8;
|
||||
config.parity = PARITY_NONE;
|
||||
config.stop_bits = STOP_BITS_1;
|
||||
config.invert = NRZ_NORMAL;
|
||||
config.bufsz = RT_SERIAL_RB_BUFSZ;
|
||||
|
||||
#ifdef RT_USING_UART0
|
||||
uart = &_uart0_device;
|
||||
|
||||
_serial0.ops = &_uart_ops;
|
||||
_serial0.config = config;
|
||||
|
||||
/* register UART1 device */
|
||||
rt_hw_serial_register(&_serial0, "uart0",
|
||||
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
|
||||
uart);
|
||||
/* enable Rx and Tx of UART */
|
||||
UART_CR(uart->hw_base) = (1 << 0) | (1 << 8) | (1 << 9);
|
||||
#endif
|
||||
|
||||
#ifdef RT_USING_UART1
|
||||
uart = &_uart1_device;
|
||||
_serial1.ops = &_uart_ops;
|
||||
_serial1.config = config;
|
||||
|
||||
/* register UART1 device */
|
||||
rt_hw_serial_register(&_serial1, "uart1",
|
||||
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX, uart);
|
||||
/* enable Rx and Tx of UART */
|
||||
UART_CR(uart->hw_base) = (1 << 0) | (1 << 8) | (1 << 9);
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
INIT_BOARD_EXPORT(rt_hw_uart_init);
|
||||
@@ -0,0 +1,39 @@
|
||||
/*
|
||||
* UART driver
|
||||
*
|
||||
* COPYRIGHT (C) 2013, Shanghai Real-Thread Technology Co., Ltd
|
||||
*
|
||||
* This file is part of RT-Thread (http://www.rt-thread.org)
|
||||
* Maintainer: bernard.xiong <bernard.xiong at gmail.com>
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2013-03-30 Bernard the first verion
|
||||
*/
|
||||
|
||||
#ifndef __UART_H__
|
||||
#define __UART_H__
|
||||
|
||||
#include <board.h>
|
||||
|
||||
int rt_hw_uart_init(void);
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
@@ -0,0 +1,120 @@
|
||||
/*
|
||||
* VMM Bus Driver
|
||||
*
|
||||
* COPYRIGHT (C) 2015, Shanghai Real-Thread Technology Co., Ltd
|
||||
* http://www.rt-thread.com
|
||||
*
|
||||
* This file is part of RT-Thread (http://www.rt-thread.org)
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2015-01-07 Grissiom add comment
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
|
||||
#ifdef RT_USING_VBUS
|
||||
#include <rtdevice.h>
|
||||
#include <rthw.h>
|
||||
#include <interrupt.h>
|
||||
#include <vbus.h>
|
||||
#include <board.h>
|
||||
|
||||
int rt_vbus_do_init(void)
|
||||
{
|
||||
return rt_vbus_init((void*)_RT_VBUS_RING_BASE,
|
||||
(void*)(_RT_VBUS_RING_BASE + _RT_VBUS_RING_SZ));
|
||||
}
|
||||
INIT_COMPONENT_EXPORT(rt_vbus_do_init);
|
||||
|
||||
static void _bus_resume_in_thread(int irqnr, void *param)
|
||||
{
|
||||
rt_vbus_isr(irqnr, RT_NULL);
|
||||
}
|
||||
|
||||
int rt_vbus_hw_init(void)
|
||||
{
|
||||
rt_kprintf("install irq: %d\n", RT_VBUS_HOST_VIRQ);
|
||||
rt_hw_interrupt_install(RT_VBUS_HOST_VIRQ,
|
||||
_bus_resume_in_thread, RT_NULL,
|
||||
"vbusin");
|
||||
rt_hw_interrupt_umask(RT_VBUS_HOST_VIRQ);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int rt_vbus_hw_eoi(int irqnr, void *param)
|
||||
{
|
||||
rt_hw_interrupt_clear(irqnr);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
#define RT_VBUS_SER_PRIO 20
|
||||
#define RT_VBUS_RFS_PRIO 19
|
||||
#define RT_VBUS_TASK2_PRIO 6
|
||||
#define RT_VBUS_INT_PRIO 4
|
||||
|
||||
struct rt_vbus_dev rt_vbus_chn_devx[] = {
|
||||
{
|
||||
.req =
|
||||
{
|
||||
.prio = RT_VBUS_SER_PRIO,
|
||||
.name = RT_VBUS_SHELL_DEV_NAME,
|
||||
.is_server = 1,
|
||||
.recv_wm.low = RT_VMM_RB_BLK_NR / 3,
|
||||
.recv_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
|
||||
.post_wm.low = RT_VMM_RB_BLK_NR / 3,
|
||||
.post_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
|
||||
}
|
||||
},
|
||||
{
|
||||
.req =
|
||||
{
|
||||
.prio = 23,
|
||||
.name = RT_VBUS_RFS_DEV_NAME,
|
||||
.is_server = 0,
|
||||
.recv_wm.low = RT_VMM_RB_BLK_NR / 3,
|
||||
.recv_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
|
||||
.post_wm.low = RT_VMM_RB_BLK_NR / 3,
|
||||
.post_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
|
||||
}
|
||||
},
|
||||
{
|
||||
.req =
|
||||
{
|
||||
.prio = 30,
|
||||
.name = "vecho",
|
||||
.is_server = 1,
|
||||
.recv_wm.low = RT_VMM_RB_BLK_NR / 3,
|
||||
.recv_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
|
||||
.post_wm.low = RT_VMM_RB_BLK_NR / 3,
|
||||
.post_wm.high = RT_VMM_RB_BLK_NR * 2 / 3,
|
||||
}
|
||||
},
|
||||
{
|
||||
.req =
|
||||
{
|
||||
.name = RT_NULL,
|
||||
}
|
||||
},
|
||||
};
|
||||
|
||||
#endif /* RT_USING_VBUS */
|
||||
|
||||
@@ -0,0 +1,54 @@
|
||||
/*
|
||||
* VMM Bus
|
||||
*
|
||||
* COPYRIGHT (C) 2015, Shanghai Real-Thread Technology Co., Ltd
|
||||
*
|
||||
* This file is part of RT-Thread (http://www.rt-thread.org)
|
||||
*
|
||||
* All rights reserved.
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify
|
||||
* it under the terms of the GNU General Public License as published by
|
||||
* the Free Software Foundation; either version 2 of the License, or
|
||||
* (at your option) any later version.
|
||||
*
|
||||
* This program is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU General Public License for more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License along
|
||||
* with this program; if not, write to the Free Software Foundation, Inc.,
|
||||
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
||||
*
|
||||
* Change Logs:
|
||||
* Date Author Notes
|
||||
* 2015-01-07 Grissiom init commit
|
||||
*/
|
||||
|
||||
#include <rtthread.h>
|
||||
#include <stddef.h>
|
||||
#include <gic.h>
|
||||
|
||||
rt_inline void rt_vbus_tick(unsigned int target_cpu, unsigned int irqnr)
|
||||
{
|
||||
arm_gic_trigger(0, 1, irqnr);
|
||||
}
|
||||
|
||||
/* Read memory barrier. */
|
||||
rt_inline void rt_vbus_smp_rmb(void)
|
||||
{
|
||||
asm volatile ("dsb" : : : "memory");
|
||||
}
|
||||
|
||||
/* Write memory barrier. */
|
||||
rt_inline void rt_vbus_smp_wmb(void)
|
||||
{
|
||||
asm volatile ("dsb" : : : "memory");
|
||||
}
|
||||
|
||||
/* General memory barrier. */
|
||||
rt_inline void rt_vbus_smp_mb(void)
|
||||
{
|
||||
asm volatile ("dsb" : : : "memory");
|
||||
}
|
||||
Executable
+1
@@ -0,0 +1 @@
|
||||
qemu-system-arm -M vexpress-a9 -cpu cortex-a9 -m 256M -kernel rtthread-vexpress.elf -serial vc -serial vc
|
||||
File diff suppressed because it is too large.
Load diff
@@ -0,0 +1,103 @@
|
||||
import os
|
||||
|
||||
# toolchains options
|
||||
ARCH='arm'
|
||||
CPU='vexpress-a9'
|
||||
CROSS_TOOL='gcc'
|
||||
|
||||
if os.getenv('RTT_CC'):
|
||||
CROSS_TOOL = os.getenv('RTT_CC')
|
||||
|
||||
if CROSS_TOOL == 'gcc':
|
||||
PLATFORM = 'gcc'
|
||||
# EXEC_PATH = r'/opt/arm-2012.09/bin'
|
||||
EXEC_PATH = r'C:\Program Files (x86)\CodeSourcery\Sourcery_CodeBench_Lite_for_ARM_EABI\bin'
|
||||
EXEC_PATH = '/opt/gcc-arm-none-eabi-4_8-2014q1_gri/bin'
|
||||
elif CROSS_TOOL == 'keil':
|
||||
PLATFORM = 'armcc'
|
||||
EXEC_PATH = 'C:/Keil'
|
||||
|
||||
if os.getenv('RTT_EXEC_PATH'):
|
||||
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
|
||||
|
||||
BUILD = 'debug'
|
||||
|
||||
if PLATFORM == 'gcc':
|
||||
# toolchains
|
||||
PREFIX = 'arm-none-eabi-'
|
||||
CC = PREFIX + 'gcc'
|
||||
CXX = PREFIX + 'g++'
|
||||
AS = PREFIX + 'gcc'
|
||||
AR = PREFIX + 'ar'
|
||||
LINK = PREFIX + 'gcc'
|
||||
TARGET_EXT = 'elf'
|
||||
SIZE = PREFIX + 'size'
|
||||
OBJDUMP = PREFIX + 'objdump'
|
||||
OBJCPY = PREFIX + 'objcopy'
|
||||
|
||||
DEVICE = ' -march=armv7-a -mtune=cortex-a9 -mfpu=vfpv3-d16 -ftree-vectorize -ffast-math -mfloat-abi=softfp'
|
||||
CFLAGS = DEVICE + ' -Wall'
|
||||
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -D__ASSEMBLY__'
|
||||
LINK_SCRIPT = 'vexpress.lds'
|
||||
LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=vexpress.map,-cref,-u,system_vectors'+\
|
||||
' -T %s' % LINK_SCRIPT
|
||||
|
||||
CPATH = ''
|
||||
LPATH = ''
|
||||
|
||||
# generate debug info in all cases
|
||||
AFLAGS += ' -gdwarf-2'
|
||||
CFLAGS += ' -g -gdwarf-2'
|
||||
|
||||
if BUILD == 'debug':
|
||||
CFLAGS += ' -O0'
|
||||
else:
|
||||
CFLAGS += ' -O2'
|
||||
|
||||
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' +\
|
||||
SIZE + ' $TARGET \n'
|
||||
|
||||
elif PLATFORM == 'armcc':
|
||||
# toolchains
|
||||
CC = 'armcc'
|
||||
CXX = 'armcc'
|
||||
AS = 'armasm'
|
||||
AR = 'armar'
|
||||
LINK = 'armlink'
|
||||
TARGET_EXT = 'axf'
|
||||
|
||||
DEVICE = ' --device DARMP'
|
||||
CFLAGS = DEVICE + ' --apcs=interwork'
|
||||
AFLAGS = DEVICE
|
||||
LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-vexpress.map --scatter vexpress.sct'
|
||||
|
||||
CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
|
||||
LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
|
||||
|
||||
EXEC_PATH += '/arm/bin40/'
|
||||
|
||||
if BUILD == 'debug':
|
||||
CFLAGS += ' -g -O0'
|
||||
AFLAGS += ' -g'
|
||||
else:
|
||||
CFLAGS += ' -O2'
|
||||
|
||||
POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
|
||||
|
||||
elif PLATFORM == 'iar':
|
||||
# toolchains
|
||||
CC = 'iccarm'
|
||||
AS = 'iasmarm'
|
||||
AR = 'iarchive'
|
||||
LINK = 'ilinkarm'
|
||||
TARGET_EXT = 'out'
|
||||
|
||||
DEVICE = ' --cpu DARMP'
|
||||
|
||||
CFLAGS = ''
|
||||
AFLAGS = ''
|
||||
LFLAGS = ' --config vexpress.icf'
|
||||
|
||||
EXEC_PATH += '/arm/bin/'
|
||||
RT_USING_MINILIBC = False
|
||||
POST_ACTION = ''
|
||||
@@ -0,0 +1,91 @@
|
||||
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
|
||||
OUTPUT_ARCH(arm)
|
||||
SECTIONS
|
||||
{
|
||||
. = 0x6FC00000;
|
||||
|
||||
__text_start = .;
|
||||
.text :
|
||||
{
|
||||
*(.vectors)
|
||||
*(.text)
|
||||
*(.text.*)
|
||||
|
||||
/* 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 = .;
|
||||
|
||||
/* section information for initialization */
|
||||
. = ALIGN(4);
|
||||
__rt_init_start = .;
|
||||
KEEP(*(SORT(.rti_fn*)))
|
||||
__rt_init_end = .;
|
||||
} =0
|
||||
__text_end = .;
|
||||
|
||||
__rodata_start = .;
|
||||
.rodata : { *(.rodata) *(.rodata.*) }
|
||||
__rodata_end = .;
|
||||
|
||||
. = 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__ = .);
|
||||
}
|
||||
|
||||
__data_start = .;
|
||||
. = ALIGN(4);
|
||||
.data :
|
||||
{
|
||||
*(.data)
|
||||
*(.data.*)
|
||||
}
|
||||
__data_end = .;
|
||||
|
||||
. = ALIGN(4);
|
||||
__bss_start = __data_end;
|
||||
.bss :
|
||||
{
|
||||
*(.bss)
|
||||
*(.bss.*)
|
||||
*(COMMON)
|
||||
. = ALIGN(4);
|
||||
}
|
||||
. = ALIGN(4);
|
||||
__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) }
|
||||
|
||||
_end = .;
|
||||
}
|
||||
@@ -303,8 +303,12 @@ config RT_USING_UART1
|
||||
|
||||
config RT_USING_UART2
|
||||
bool "Using UART2"
|
||||
default n
|
||||
|
||||
default n
|
||||
|
||||
config RT_USING_UART3
|
||||
bool "Using UART3"
|
||||
default n
|
||||
|
||||
config RT_USING_UART6
|
||||
bool "Using UART6"
|
||||
default n
|
||||
|
||||
@@ -193,8 +193,31 @@ void USART2_IRQHandler(void)
|
||||
}
|
||||
#endif /* RT_USING_UART2 */
|
||||
|
||||
#if defined(RT_USING_UART3)
|
||||
/* UART3 device driver structure */
|
||||
static struct drv_uart uart3;
|
||||
struct rt_serial_device serial3;
|
||||
void USART3_IRQHandler(void)
|
||||
{
|
||||
struct drv_uart *uart;
|
||||
uart = &uart3;
|
||||
/* enter interrupt */
|
||||
rt_interrupt_enter();
|
||||
/* UART in mode Receiver -------------------------------------------------*/
|
||||
if ((__HAL_UART_GET_FLAG(&uart->UartHandle, UART_FLAG_RXNE) != RESET) &&
|
||||
(__HAL_UART_GET_IT_SOURCE(&uart->UartHandle, UART_IT_RXNE) != RESET))
|
||||
{
|
||||
rt_hw_serial_isr(&serial3, RT_SERIAL_EVENT_RX_IND);
|
||||
/* Clear RXNE interrupt flag */
|
||||
__HAL_UART_CLEAR_FLAG(&uart->UartHandle, UART_FLAG_RXNE);
|
||||
}
|
||||
/* leave interrupt */
|
||||
rt_interrupt_leave();
|
||||
}
|
||||
#endif /* RT_USING_UART3 */
|
||||
|
||||
#if defined(RT_USING_UART6)
|
||||
/* UART2 device driver structure */
|
||||
/* UART6 device driver structure */
|
||||
static struct drv_uart uart6;
|
||||
struct rt_serial_device serial6;
|
||||
void USART6_IRQHandler(void)
|
||||
@@ -214,7 +237,7 @@ void USART6_IRQHandler(void)
|
||||
/* leave interrupt */
|
||||
rt_interrupt_leave();
|
||||
}
|
||||
#endif /* RT_USING_UART3 */
|
||||
#endif /* RT_USING_UART6 */
|
||||
|
||||
/**
|
||||
* @brief UART MSP Initialization
|
||||
@@ -260,6 +283,22 @@ void HAL_UART_MspInit(UART_HandleTypeDef *uartHandle)
|
||||
GPIO_InitStruct.Alternate = GPIO_AF7_USART2;
|
||||
HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);
|
||||
}
|
||||
else if (uartHandle->Instance == USART3)
|
||||
{
|
||||
/* USART3 clock enable */
|
||||
__HAL_RCC_USART3_CLK_ENABLE();
|
||||
__HAL_RCC_GPIOB_CLK_ENABLE();
|
||||
/**USART3 GPIO Configuration
|
||||
PB10 ------> USART3_TX
|
||||
PB11 ------> USART3_RX
|
||||
*/
|
||||
GPIO_InitStruct.Pin = GPIO_PIN_10 | GPIO_PIN_11;
|
||||
GPIO_InitStruct.Mode = GPIO_MODE_AF_PP;
|
||||
GPIO_InitStruct.Pull = GPIO_PULLUP;
|
||||
GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH;
|
||||
GPIO_InitStruct.Alternate = GPIO_AF7_USART3;
|
||||
HAL_GPIO_Init(GPIOB, &GPIO_InitStruct);
|
||||
}
|
||||
else if (uartHandle->Instance == USART6)
|
||||
{
|
||||
/* USART6 clock enable */
|
||||
@@ -300,6 +339,16 @@ void HAL_UART_MspDeInit(UART_HandleTypeDef *uartHandle)
|
||||
*/
|
||||
HAL_GPIO_DeInit(GPIOA, GPIO_PIN_2 | GPIO_PIN_3);
|
||||
}
|
||||
else if (uartHandle->Instance == USART3)
|
||||
{
|
||||
/* Peripheral clock disable */
|
||||
__HAL_RCC_USART3_CLK_DISABLE();
|
||||
/**USART3 GPIO Configuration
|
||||
PB10 ------> USART3_TX
|
||||
PB11 ------> USART3_RX
|
||||
*/
|
||||
HAL_GPIO_DeInit(GPIOB, GPIO_PIN_10 | GPIO_PIN_11);
|
||||
}
|
||||
else if (uartHandle->Instance == USART6)
|
||||
{
|
||||
/* Peripheral clock disable */
|
||||
@@ -338,6 +387,17 @@ int hw_usart_init(void)
|
||||
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
|
||||
uart);
|
||||
#endif /* RT_USING_UART2 */
|
||||
#ifdef RT_USING_UART3
|
||||
uart = &uart3;
|
||||
uart->UartHandle.Instance = USART3;
|
||||
uart->irq = USART3_IRQn;
|
||||
serial3.ops = &drv_uart_ops;
|
||||
serial3.config = config;
|
||||
/* register UART3 device */
|
||||
rt_hw_serial_register(&serial3, "uart3",
|
||||
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
|
||||
uart);
|
||||
#endif /* RT_USING_UART3 */
|
||||
#ifdef RT_USING_UART6
|
||||
uart = &uart6;
|
||||
uart->UartHandle.Instance = USART6;
|
||||
@@ -348,7 +408,7 @@ int hw_usart_init(void)
|
||||
rt_hw_serial_register(&serial6, "uart6",
|
||||
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_INT_RX,
|
||||
uart);
|
||||
#endif /* RT_USING_UART2 */
|
||||
#endif /* RT_USING_UART6 */
|
||||
return 0;
|
||||
}
|
||||
INIT_BOARD_EXPORT(hw_usart_init);
|
||||
@@ -18,6 +18,45 @@ if RT_USING_VBUS
|
||||
help
|
||||
When enable remote shell, the finsh/msh of RT-Thread can be operated from another
|
||||
Operating System.
|
||||
|
||||
config RT_VBUS_USING_TESTS
|
||||
bool "Enable tests on VBUS "
|
||||
default n
|
||||
|
||||
config _RT_VBUS_RING_BASE
|
||||
hex "VBUS address"
|
||||
help
|
||||
VBUS ring buffer physical address.
|
||||
|
||||
config _RT_VBUS_RING_SZ
|
||||
int "VBUS ring size"
|
||||
help
|
||||
VBUS size of the ring buffer.
|
||||
|
||||
config RT_VBUS_GUEST_VIRQ
|
||||
int "RT_VBUS_GUEST_VIRQ"
|
||||
help
|
||||
RT_VBUS_GUEST_VIRQ
|
||||
help
|
||||
The interrupt number used to notify the client on a particular system.
|
||||
|
||||
config RT_VBUS_HOST_VIRQ
|
||||
int "RT_VBUS_HOST_VIRQ"
|
||||
help
|
||||
The interrupt be triggered on a particular system when the client notify the host.
|
||||
|
||||
config RT_VBUS_SHELL_DEV_NAME
|
||||
string "RT_VBUS_SHELL_DEV_NAME"
|
||||
default "vbser0"
|
||||
help
|
||||
The name of the UBUS shell device.
|
||||
|
||||
config RT_VBUS_RFS_DEV_NAME
|
||||
string "RT_VBUS_RFS_DEV_NAME"
|
||||
default "rfs"
|
||||
help
|
||||
The name of the UBUS rfs device.
|
||||
|
||||
endif
|
||||
|
||||
endmenu
|
||||
@@ -1,13 +1,15 @@
|
||||
#ifndef __VBUS_API_H__
|
||||
#define __VBUS_API_H__
|
||||
|
||||
#include "vbus_conf.h"
|
||||
#define RT_VBUS_USING_FLOW_CONTROL
|
||||
|
||||
#define RT_VBUS_CHANNEL_NR 32
|
||||
|
||||
#define RT_VBUS_BLK_HEAD_SZ 4
|
||||
#define RT_VBUS_MAX_PKT_SZ (256 - RT_VBUS_BLK_HEAD_SZ)
|
||||
|
||||
#define RT_VMM_RB_BLK_NR (_RT_VBUS_RING_SZ / 64 - 1)
|
||||
|
||||
#ifndef __ASSEMBLY__
|
||||
#include <stddef.h> /* For size_t */
|
||||
|
||||
|
||||
@@ -30,7 +30,6 @@
|
||||
* 2015-01-06 Grissiom version 2.0.3; API change, no functional changes
|
||||
*/
|
||||
|
||||
#include "vbus_local_conf.h"
|
||||
#include <vbus_api.h>
|
||||
|
||||
int rt_vbus_init(void *outr, void *inr);
|
||||
|
||||
+1
-1
@@ -147,7 +147,7 @@ static void _signal_deliver(rt_thread_t tid)
|
||||
|
||||
rt_sighandler_t rt_signal_install(int signo, rt_sighandler_t handler)
|
||||
{
|
||||
rt_sighandler_t old;
|
||||
rt_sighandler_t old = RT_NULL;
|
||||
rt_thread_t tid = rt_thread_self();
|
||||
|
||||
if (!sig_valid(signo)) return SIG_ERR;
|
||||
|
||||
+7
-4
@@ -114,11 +114,14 @@ def walk_children(child):
|
||||
|
||||
# print child
|
||||
full_path = child.rfile().abspath
|
||||
file_type = full_path.rsplit('.',1)[1]
|
||||
file_type_list = full_path.rsplit('.',1)
|
||||
#print file_type
|
||||
if file_type in source_ext:
|
||||
if full_path not in source_list:
|
||||
source_list.append(full_path)
|
||||
if (len(file_type_list) > 1):
|
||||
file_type = full_path.rsplit('.',1)[1]
|
||||
|
||||
if file_type in source_ext:
|
||||
if full_path not in source_list:
|
||||
source_list.append(full_path)
|
||||
|
||||
children = child.all_children()
|
||||
if children != []:
|
||||
|
||||
Reference in new issue
Block a user