📄 fw.lst
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C51 COMPILER V7.09 FW 04/03/2007 16:19:12 PAGE 1
C51 COMPILER V7.09, COMPILATION OF MODULE FW
OBJECT MODULE PLACED IN fw.OBJ
COMPILER INVOKED BY: d:\Keil\C51\BIN\C51.EXE fw.c BROWSE
line level source
1 //-----------------------------------------------------------------------------
2 // File: fw.c
3 // Contents: Firmware frameworks task dispatcher and device request parser
4 // source.
5 // 包含硬件框架任务 调度和设备请求源
6 // indent 3. NO TABS!
7 //
8 // $Revision: 1 $
9 // $Date: 07/03/26 8:36a $
10 //
11 // Copyright (c) 1997 weiyong. All rights reserved
12 //-----------------------------------------------------------------------------
13 #include "fx2.h"
14 #include "fx2regs.h"
15 #include "string.h"
16 #include "io.h"
17 #include "key.h"
18 #include "led.h"
19 //#include "serial.h"
20 #include "eeprom.h"
21
22 //-----------------------------------------------------------------------------
23 // Constants
24 //-----------------------------------------------------------------------------
25 #define DELAY_COUNT 0x9248*8L // Delay for 8 sec at 24Mhz, 4 sec at 48
26 #define _IFREQ 48000 // IFCLK constant for Synchronization Delay
27 #define _CFREQ 48000 // CLKOUT constant for Synchronization Delay
28
29 //-----------------------------------------------------------------------------
30 // Random Macros
31 //-----------------------------------------------------------------------------
32 #define min(a,b) (((a)<(b))?(a):(b))
33 #define max(a,b) (((a)>(b))?(a):(b))
34
35 // Registers which require a synchronization delay, see section 15.14
36 // FIFORESET FIFOPINPOLAR
37 // INPKTEND OUTPKTEND
38 // EPxBCH:L REVCTL
39 // GPIFTCB3 GPIFTCB2
40 // GPIFTCB1 GPIFTCB0
41 // EPxFIFOPFH:L EPxAUTOINLENH:L
42 // EPxFIFOCFG EPxGPIFFLGSEL
43 // PINFLAGSxx EPxFIFOIRQ
44 // EPxFIFOIE GPIFIRQ
45 // GPIFIE GPIFADRH:L
46 // UDMACRCH:L EPxGPIFTRIG
47 // GPIFTRIG
48
49 // Note: The pre-REVE EPxGPIFTCH/L register are affected, as well...
50 // ...these have been replaced by GPIFTC[B3:B0] registers
51
52 #include "fx2sdly.h" // Define _IFREQ and _CFREQ above this #include
53
54 //-----------------------------------------------------------------------------
55 // Global Variables全局变量
C51 COMPILER V7.09 FW 04/03/2007 16:19:12 PAGE 2
56 //-----------------------------------------------------------------------------
57 volatile BOOL GotSUD;//可变的BOOL变量
58 BOOL Rwuen;
59 BOOL Selfpwr;
60 volatile BOOL Sleep; // Sleep mode enable flag睡眠模式的表示
61
62 WORD pDeviceDscr; // Pointer to Device Descriptor; Descriptors may be moved
63 WORD pDeviceQualDscr; //设备限定描述
64 WORD pHighSpeedConfigDscr;//高速配置
65 WORD pFullSpeedConfigDscr;//全速配置
66 WORD pConfigDscr;
67 WORD pOtherConfigDscr;
68 WORD pStringDscr;
69
70 //char AD_X;
71 // int tttttt;
72 //-----------------------------------------------------------------------------
73 // Prototypes函数原形
74 //-----------------------------------------------------------------------------
75 void SetupCommand(void); //设置命令函数
76 void TD_Init(void); //初始化函数
77 void TD_Poll(void); //测量？？
78 //----------------------
79 void Sys_Timer0_Init ();
80
81 void Sys_Timer1_Init ();
82 void ad0809();
83
84 //void tttttt_ioa();
85 //----------------------
86 BOOL TD_Suspend(void); //挂起函数，设备进入挂起前调用
87 BOOL TD_Resume(void); //设备恢复后调用。
88
89 BOOL DR_GetDescriptor(void); //得到描述符。BOOL变量
90 BOOL DR_SetConfiguration(void); //设置配置
91 BOOL DR_GetConfiguration(void); //得到配置
92 BOOL DR_SetInterface(void);
93 BOOL DR_GetInterface(void);
94 BOOL DR_GetStatus(void); //得到状态
95 BOOL DR_ClearFeature(void); //清除状态
96 BOOL DR_SetFeature(void); //设置特征
97 BOOL DR_VendorCmnd(void); //用户自定义的函数
98
99 // this table is used by the epcs macro 宏//里面没有EP0。
100 const char code EPCS_Offset_Lookup_Table[] =
101 {
102 0, // EP1OUT
103 1, // EP1IN
104 2, // EP2OUT
105 2, // EP2IN
106 3, // EP4OUT
107 3, // EP4IN
108 4, // EP6OUT
109 4, // EP6IN
110 5, // EP8OUT
111 5, // EP8IN
112 };
113
114
115
116 //用于生成地址和状态寄存器的端点。
117 // macro for generating the address of an endpoint's control and status register (EPnCS)
C51 COMPILER V7.09 FW 04/03/2007 16:19:12 PAGE 3
118 #define epcs(EP) (EPCS_Offset_Lookup_Table[(EP & 0x7E) | (EP > 128)] + 0xE6A1)
119
120 //-----------------------------------------------------------------------------
121 // Code
122 //-----------------------------------------------------------------------------
123
124 // Task dispatcher任务调度程序，分配任务
125 void main(void)
126 {
127 1 DWORD i;
128 1 WORD offset;//偏移量
129 1 DWORD DevDescrLen;//设备描述的长度
130 1 DWORD j=0;
131 1 WORD IntDescrAddr;//内部描述的地址
132 1 WORD ExtDescrAddr;//外部描述的地址
133 1 BYTE temp_data;
134 1
135 1 // Initialize Global States
136 1 Sleep = FALSE; // Disable sleep mode
137 1 Rwuen = FALSE; // Disable remote wakeup
138 1 Selfpwr = FALSE; // Disable self powered
139 1 GotSUD = FALSE; // Clear "Got setup data" flag
140 1
141 1 // Initialize user device
142 1 TD_Init();
143 1
144 1 //////user init/////用户函数的初始化，包括IO初始化，寄存器初始化，显示初始化。
145 1 IO_Init();
146 1 REG_Init();
147 1 OKey_RP_Init();
148 1 Disp_Init();
149 1 EEPROMInit();
150 1 //------------------------
151 1 Sys_Timer0_Init ();
152 1
153 1 // Sys_Timer1_Init ();
154 1 //------------------------
155 1 // The following section of code is used to relocate the descriptor table.
156 1 //下面的部分代码用于重新部署描述表
157 1 // Since the SUDPTRH and SUDPTRL are assigned the address of the descriptor
158 1 //因为SUDPTRH and SUDPTRL被分配到描述表的地址，描绘表必须被定位到片内内存中
159 1 // table, the descriptor table must be located in on-part memory.
160 1 // The 4K demo tools locate all code sections in external memory.
161 1 //4K的演示工具把所有的代码定位到片外的内存中
162 1 // The descriptor table is relocated by the frameworks ONLY if it is found
163 1 //只有描述表被发现被定位到外部内存时，描述表被框架重新定位。
164 1 // to be located in external memory.
165 1
166 1
167 1
168 1
169 1
170 1 pDeviceDscr = (WORD)&DeviceDscr;
171 1 pDeviceQualDscr = (WORD)&DeviceQualDscr;
172 1 pHighSpeedConfigDscr = (WORD)&HighSpeedConfigDscr;
173 1 pFullSpeedConfigDscr = (WORD)&FullSpeedConfigDscr;
174 1 pStringDscr = (WORD)&StringDscr;
175 1
176 1 if ((WORD)&DeviceDscr & 0xe000)
177 1 {
178 2 IntDescrAddr = INTERNAL_DSCR_ADDR;
179 2 ExtDescrAddr = (WORD)&DeviceDscr;
C51 COMPILER V7.09 FW 04/03/2007 16:19:12 PAGE 4
180 2 DevDescrLen = (WORD)&UserDscr - (WORD)&DeviceDscr + 2;
181 2 for (i = 0; i < DevDescrLen; i++)
182 2 *((BYTE xdata *)IntDescrAddr+i) = 0xCD;
183 2 for (i = 0; i < DevDescrLen; i++)
184 2 *((BYTE xdata *)IntDescrAddr+i) = *((BYTE xdata *)ExtDescrAddr+i);
185 2 pDeviceDscr = IntDescrAddr;
186 2 offset = (WORD)&DeviceDscr - INTERNAL_DSCR_ADDR;
187 2 pDeviceQualDscr -= offset;
188 2 pConfigDscr -= offset;
189 2 pOtherConfigDscr -= offset;
190 2 pHighSpeedConfigDscr -= offset;
191 2 pFullSpeedConfigDscr -= offset;
192 2 pStringDscr -= offset;
193 2 }
194 1
195 1 EZUSB_IRQ_ENABLE(); // Enable USB interrupt (INT2)
196 1 EZUSB_ENABLE_RSMIRQ(); // Wake-up interrupt
197 1
198 1 INTSETUP |= (bmAV2EN | bmAV4EN); // Enable INT 2 & 4 autovectoring
199 1
200 1 USBIE |= bmSUDAV | bmSUTOK | bmSUSP | bmURES | bmHSGRANT; // Enable selected interrupts
201 1
202 1
203 1
204 1
205 1
206 1 /////////user init///////////
207 1 // SerialPort_Init();//串口的初始化
208 1
209 1 //Sys_Timer1and2_Init ();
210 1 /////////////////////////////
211 1 EA = 1; // Enable 8051 interrupts
212 1 #ifndef NO_RENUM
213 1 // Renumerate if necessary. Do this by checking the renum bit. If it
214 1 // is already set, there is no need to renumerate. The renum bit will
215 1 // already be set if this firmware was loaded from an eeprom.
216 1 if(!(USBCS & bmRENUM))
217 1 {
218 2 EZUSB_Discon(TRUE); // renumerate
219 2 }
220 1 #endif
221 1
222 1
223 1
224 1
225 1
226 1
227 1
228 1 // unconditionally re-connect. If we loaded from eeprom we are
229 1 //无条件重新连接，如果我们从EEPROM开始装载，我们断开，需要连接，如果我们重列举，这不是必须的，但不会有
230 1 //任何害处
231 1 // disconnected and need to connect. If we just renumerated this
232 1 // is not necessary but doesn't hurt anything
233 1 USBCS &=~bmDISCON;
234 1 //////////////////////////////////////////
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