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360223a6
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360223a6
编写于
8月 16, 2021
作者:
W
wormsX
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
QEMU support, and code optimization for thead extension
上级
f60514cd
变更
11
隐藏空白更改
内联
并排
Showing
11 changed file
with
58 addition
and
51 deletion
+58
-51
bsp/thead-smart/README.md
bsp/thead-smart/README.md
+10
-4
bsp/thead-smart/drivers/board.c
bsp/thead-smart/drivers/board.c
+1
-1
bsp/thead-smart/drivers/csi_config.h
bsp/thead-smart/drivers/csi_config.h
+1
-6
bsp/thead-smart/drivers/system.c
bsp/thead-smart/drivers/system.c
+3
-0
bsp/thead-smart/gdbinit
bsp/thead-smart/gdbinit
+3
-0
bsp/thead-smart/rtconfig.h
bsp/thead-smart/rtconfig.h
+0
-14
bsp/thead-smart/rtconfig.py
bsp/thead-smart/rtconfig.py
+0
-6
bsp/thead-smart/theadconfig.h
bsp/thead-smart/theadconfig.h
+24
-0
libcpu/risc-v/t-head/e9xx/context_gcc.S
libcpu/risc-v/t-head/e9xx/context_gcc.S
+9
-17
libcpu/risc-v/t-head/e9xx/cpuport.c
libcpu/risc-v/t-head/e9xx/cpuport.c
+6
-3
libcpu/risc-v/t-head/e9xx/cpuport.h
libcpu/risc-v/t-head/e9xx/cpuport.h
+1
-0
未找到文件。
bsp/thead-smart/README.md
浏览文件 @
360223a6
...
...
@@ -3,7 +3,7 @@ SMART-EVB is a development board provided by T-HEAD, based on FPGA to provide im
## The main resources on board are as follows:
1.
SMART-EVB for
E906/E906F/E906FD
1.
SMART-EVB for
T-Head CPU E9xx Series
| res | description |
| -- | -- |
...
...
@@ -25,15 +25,21 @@ SMART-EVB is a development board provided by T-HEAD, based on FPGA to provide im
# Compile T-HEAD BSP
SMART-EVB BSP supports GCC compiler, the version information is:
1.
SMART-EVB for E906/E906F/E906FD
1.
SMART-EVB for E906/7/F/D/P
| IDE/Compiler| version|
| - | - |
| GCC | gcc version 8.4.0 (C-SKY RISCV Tools V1.9.6 B20200616) |
2.
select cpu in rtconfig.py
3.
scons -c; scons
# run smart-evb bsp
# Quick start with qemu
1.
download qemu
wget https://occ-oss-prod.oss-cn-hangzhou.aliyuncs.com/resource/1356021/1612269502091/csky-qemu-x86_64-Ubuntu-16.04-20210202-1445.tar.gz
2.
qemu run
qemu-system-riscv32 -cpu e906fdp -M smartl -kernel rtthread-e9xx.elf -nographic
# Quick start with smart-evb
1.
Connect JTAG
2.
Connect the serial port
3.
riscv64-unknown-elf-gdb rtthread-e906f.elf
...
...
bsp/thead-smart/drivers/board.c
浏览文件 @
360223a6
...
...
@@ -23,7 +23,7 @@ extern int __bss_end__;
extern
usart_handle_t
console_handle
;
extern
void
ioreuse_initial
(
void
);
extern
int
rt_hw_usart_init
(
void
);
/**
* This function will initial smart-evb board.
...
...
bsp/thead-smart/drivers/csi_config.h
浏览文件 @
360223a6
...
...
@@ -13,12 +13,7 @@
#ifndef __CSI_CONFIG_H
#define __CSI_CONFIG_H
#define CONFIG_ARCH_RV32 1
#define CONFIG_CPU_E906FD 1
#define CONFIG_RV32_CORETIM 1
#define CONFIG_CHIP_SMARTL_RV32 1
#define CONFIG_BOARD_SMARTL_E906_EVB 1
#define CONFIG_BOARD_NAME_STR "smartl_e906_evb"
#define CONFIG_BOARD_NAME_STR "smart_e906_evb"
#define CONFIG_SUPPORT_TSPEND 1
#define CONFIG_ARCH_INTERRUPTSTACK 4096
#define CONFIG_NEWLIB_WRAP 1
...
...
bsp/thead-smart/drivers/system.c
浏览文件 @
360223a6
...
...
@@ -65,7 +65,10 @@ void systemmap_config(void)
void
SystemInit
(
void
)
{
int
i
;
#if ((CONFIG_CPU_E902 != 1) && (CONFIG_CPU_E902M != 1))
systemmap_config
();
#endif
/* enable mstatus FS */
#if (__riscv_flen)
uint32_t
mstatus
=
__get_MSTATUS
();
...
...
bsp/thead-smart/gdbinit
浏览文件 @
360223a6
...
...
@@ -6,6 +6,9 @@ set *(int *)0x40011008=0x0
set *(int *)0x4001101c=0x0
set disassemble-next-line on
show disassemble-next-line
hb Default_Handler
lo
c
bsp/thead-smart/rtconfig.h
浏览文件 @
360223a6
...
...
@@ -38,20 +38,6 @@
#define RT_CONSOLEBUF_SIZE 128
#define RT_CONSOLE_DEVICE_NAME "uart1"
#define RT_VER_NUM 0x40003
#define ARCH_RISCV
#define ARCH_RISCV32
#if(__riscv_flen == 64)
#define ARCH_RISCV_FPU
#define ARCH_RISCV_FPU_D
#elif(__riscv_flen == 32)
#define ARCH_RISCV_FPU
#define ARCH_RISCV_FPU_S
#else
#endif
#ifdef __riscv_zp64
#define ARCH_RISCV_DSP
#endif
/* RT-Thread Components */
...
...
bsp/thead-smart/rtconfig.py
浏览文件 @
360223a6
...
...
@@ -67,11 +67,5 @@ if PLATFORM == 'gcc':
CXXFLAGS
=
CFLAGS
# M_CFLAGS = DEVICE + ' -EL -G0 -O2 -mno-abicalls -fno-common -fno-exceptions -fno-omit-frame-pointer -mlong-calls -fno-pic '
# M_CXXFLAGS = M_CFLAGS
# M_LFLAGS = DEVICE + ' -EL -r -Wl,--gc-sections,-z,max-page-size=0x4' +\
# ' -nostartfiles -static-libgcc'
# M_POST_ACTION = STRIP + ' -R .hash $TARGET\n' + SIZE + ' $TARGET \n'
DUMP_ACTION
=
OBJDUMP
+
' -D -S $TARGET > rtt.asm
\n
'
POST_ACTION
=
OBJCPY
+
' -O binary $TARGET rtthread.bin
\n
'
+
SIZE
+
' $TARGET
\n
'
bsp/thead-smart/theadconfig.h
0 → 100644
浏览文件 @
360223a6
#ifndef THEAD_CONFIG_H__
#define THAED_CONFIG_H__
#define ARCH_RISCV
#define ARCH_RISCV32
#if(__riscv_flen == 64)
#define ARCH_RISCV_FPU
#define ARCH_RISCV_FPU_D
#elif(__riscv_flen == 32)
#define ARCH_RISCV_FPU
#define ARCH_RISCV_FPU_S
#else
#endif
#ifdef __riscv_zp64
#define ARCH_RISCV_DSP
#endif
#ifdef __riscv_xthead
#ifdef __riscv_xtheade
#define CONFIG_THEAD_EXT_SPUSHEN
#endif
#endif
#endif
libcpu/risc-v/t-head/e9xx/context_gcc.S
浏览文件 @
360223a6
/*
*
Copyright
(
c
)
2006
-
2018
,
RT
-
Thread
Development
Team
*
Copyright
(
c
)
2021
,
Alibaba
Group
Holding
Limited
*
*
SPDX
-
License
-
Identifier
:
Apache
-
2
.0
*
*
Change
Logs
:
*
Date
Author
Notes
*
2020
/
08
/
20
zx
.
chen
The
T
-
HEAD
RISC
-
V
CPU
E906
porting
implementation
*
2021
/
08
/
13
zx
.
chen
update
T
-
HEAD
E9xx
-
series
(
E906
/
7
/
F
/
D
/
P
)
CPU
porting
code
.
*/
#include "cpuport.h"
...
...
@@ -29,8 +31,6 @@ vPortYield:
ret
/*
*
#
ifdef
RT_USING_SMP
*
void
rt_hw_context_switch_to
(
rt_ubase_t
to
,
stuct
rt_thread
*
to_thread
)
;
...
...
@@ -56,12 +56,10 @@ rt_hw_context_switch_to:
li
t1
,
1
STORE
t1
,
(
t0
)
/
*
enable
mexstatus
SPUSHEN
and
SPSWAPEN
*/
#if ((CONFIG_CPU_E906==1) || (CONFIG_CPU_E906F==1) || (CONFIG_CPU_E906FD==1))
uint32_t
mexstatus
;
mexstatus
=
__get_MEXSTATUS
()
;
mexstatus
|=
(
0x2
<<
16
)
;
__set_MEXSTATUS
(
mexstatus
)
;
/
*
enable
mexstatus
SPUSHEN
*/
#ifdef CONFIG_THEAD_EXT_SPUSHEN
li
t0
,
0x10000
csrs
mexstatus
,
t0
#endif
csrw
mscratch
,
sp
...
...
@@ -140,7 +138,7 @@ PendSV_Handler:
lw
t1
,
(
t0
)
beqz
t1
,
.
switch_to_thead
/
*
save
from
thread
context
*/
/
*
restore
from
thread
context
t0
,
t1
*/
lw
t0
,
(-
4
)(
sp
)
lw
t1
,
(-
8
)(
sp
)
...
...
@@ -191,10 +189,6 @@ PendSV_Handler:
csrr
x1
,
mepc
STORE
x1
,
0
*
REGBYTES
(
sp
)
csrr
x1
,
mstatus
andi
x1
,
x1
,
8
beqz
x1
,
.
save_mpie
li
x1
,
0x80
.
save_mpie
:
STORE
x1
,
2
*
REGBYTES
(
sp
)
/
*
x3
don
't need save */
STORE
x4
,
4
*
REGBYTES
(
sp
)
...
...
@@ -256,11 +250,9 @@ PendSV_Handler:
csrw
mepc
,
a1
LOAD
x1
,
1
*
REGBYTES
(
sp
)
/
*
force
to
machin
mode
(
MPP
=
11
)
*/
li
a1
,
0x1880
csrs
mstatus
,
a1
/
*
force
to
machine
mode
(
MPP
=
11
)
*/
LOAD
a1
,
2
*
REGBYTES
(
sp
)
csr
s
mstatus
,
a1
csr
w
mstatus
,
a1
/
*
x3
don
't need restore */
LOAD
x4
,
4
*
REGBYTES
(
sp
)
LOAD
x5
,
5
*
REGBYTES
(
sp
)
...
...
libcpu/risc-v/t-head/e9xx/cpuport.c
浏览文件 @
360223a6
/*
* Copyright (c) 2006-2021, RT-Thread Development Team
* Copyright (c) 2021, Alibaba Group Holding Limited
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020/08/20 zx.chen The T-HEAD RISC-V CPU E906 porting code.
* 2021/08/13 zx.chen update T-HEAD E9xx-series(E906/7/F/D/P) CPU porting code.
*/
#include <rthw.h>
...
...
@@ -143,8 +145,8 @@ rt_uint8_t *rt_hw_stack_init(void *tentry,
rt_base_t
rt_hw_interrupt_disable
(
void
)
{
__asm
volatile
(
"csr
c
mstatus, 8"
);
return
0
;
__asm
volatile
(
"csr
rci a0,
mstatus, 8"
);
return
;
}
/**
...
...
@@ -154,9 +156,10 @@ rt_base_t rt_hw_interrupt_disable(void)
*
* @return none
*/
/* XXX:rename rt_hw_interrupt_restore? */
void
rt_hw_interrupt_enable
(
rt_base_t
level
)
{
__asm
volatile
(
"csr
s mstatus, 8
"
);
__asm
volatile
(
"csr
w mstatus, a0
"
);
}
/** shutdown CPU */
...
...
libcpu/risc-v/t-head/e9xx/cpuport.h
浏览文件 @
360223a6
...
...
@@ -12,6 +12,7 @@
#define CPUPORT_H__
#include <rtconfig.h>
#include <theadconfig.h>
/* bytes of register width */
#ifdef ARCH_RISCV_64
...
...
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