TMS320C6x COFF Assembler Version 4.10 Beta (May 4 2001) Tue May 29 13:49:06 2001
Copyright (c) 1996-2001 Texas Instruments Incorporated
Flash bootup utility for 6211 dsk PAGE 1
2 .option D,T
5
6
7 00000080 PAGE_SIZE .equ 0x80 ;flash page size in byte
8 00000800 BOOT_SIZE .equ 0x800 ;bootup code size in byte
9 90000000 FLASH_START .equ 0x90000000 ;flash start address
10 00000000 BOOT_START .equ 0x00000000 ;L2 sram start address
11
12 0000F800 CODE_SIZE .equ 0xF800 ;application code size in byte
13 00000800 CODE_START .equ 0x800 ;application code start address
14
15 90005555 FLASH_REG1 .equ 0x90005555 ;address of the flash control reg 1
16 90002AAA FLASH_REG2 .equ 0x90002AAA ;address of the flash control reg 2
17 000000AA FLASH_KEY1 .equ 0xAA
18 00000055 FLASH_KEY2 .equ 0x55
19 000000A0 FLASH_KEY3 .equ 0xA0
20 90080000 IO_PORT .equ 0x90080000 ;address of I/O port, only top byte has valid data
21 01800000 EMIF_GCR .equ 0x01800000 ;EMIF global control
22 01800004 EMIF_CE1 .equ 0x01800004 ;address of EMIF CE1 control reg.
23 01800008 EMIF_CE0 .equ 0x01800008 ;EMIF CE0control
24 01800018 EMIF_SDCTRL .equ 0x01800018 ;EMIF SDRAM control
25 0180001C EMIF_SDRP .equ 0x0180001c ;EMIF SDRM refresh period
26 FFFFFF03 EMIF_CE1_8 .equ 0xffffff03 ;
27 FFFFFF23 EMIF_CE1_32 .equ 0xffffff23 ;
28 FFFFFF33 EMIF_CE0_V .equ 0xffffff33 ;EMIF CE0control ;0x30
29 07117000 EMIF_SDCTRL_V .equ 0x07117000 ;EMIF SDRAM control ;0x73380000
30
31
32
33 00000000 .sect ".boot_load"
34 .global _boot
35 .global _flash_prog
36 .global _wait
37
38 .ref _c_int00
39
40 00000000 _boot:
41 00000000 02000029 mvkl EMIF_GCR,A4 ;EMIF_GCR address ->A4
42 00000004 0219802A || mvkl 0x3300,B4
43
44 00000008 0200C069 mvkh EMIF_GCR,A4
45 0000000c 0200006A || mvkh 0x3300,B4
46
47 00000010 02100276 stw B4,*A4
48
49 00000014 02000429 mvkl EMIF_CE0,A4 ;EMIF_CE0 address ->A4
50 00000018 027F99AA || mvkl EMIF_CE0_V,B4 ;
51
52 00000020 0200C069 mvkh EMIF_CE0,A4
53 00000024 027FFFEA || mvkh EMIF_CE0_V,B4
54
55 00000028 02100277 stw B4,*A4
56 0000002c 02000C29 || mvkl EMIF_SDCTRL,A4 ;EMIF_SDCTRL address ->A4
57 00000030 0238002A || mvkl EMIF_SDCTRL_V,B4 ;
58
59 00000034 0200C069 mvkh EMIF_SDCTRL,A4
60 00000038 020388EA || mvkh EMIF_SDCTRL_V,B4
61
62 00000040 02100277 stw B4,*A4
63 00000044 02000E29 || mvkl EMIF_SDRP,A4 ;EMIF_SDRP address ->A4
64 00000048 02030D2A || mvkl 0x61a,B4 ;
65
66 0000004c 0200C069 mvkh EMIF_SDRP,A4
67 00000050 0200006A || mvkh 0x61a,B4
68
69 00000054 02100276 stw B4,*A4
70
71
72
73 00000058 02020029 mvkl BOOT_START+1024,A4 ;ram start address ->A4
74 0000005c 0202002A || mvkl FLASH_START+1024,B4 ;flash start address ->B4
75
76 00000060 02000069 mvkh BOOT_START+1024,A4
77 00000064 0248006A || mvkh FLASH_START+1024,B4
78
79
80 00000068 008008C0 zero A1
81 0000006c _boot_loop1:
82 0000006c 029036A6 ldb *B4++,B5
83 00000070 0302002A mvkl BOOT_SIZE-1024,B6 ;B6 = BOOT_SIZE -1024
84
85 00000074 00842941 add 1,A1,A1 ;A1+=1,inc outer counter
86 00000078 0300006A || mvkh BOOT_SIZE-1024,B6
87
88 0000007c 0004D8FA cmplt A1,B6,B0
89 00000080 00000000 nop
90 00000084 02903636 stb B5,*A4++
91 00000088 2FFFFD92 [B0] b _boot_loop1
92 0000008c 00008000 nop 5
93
94 00000090 02040028 mvkl CODE_START,A4 ;apps code start address ->A4
95 00000094 02000068 mvkh CODE_START,A4
96 00000098 008008C0 zero A1
97
98 0000009c _boot_loop2:
99 0000009c 029036A6 ldb *B4++,B5
100 000000a0 037BFE2A mvkl CODE_SIZE-4,B6 ;B6 = BOOT_SIZE -1024
TMS320C6x COFF Assembler Version 4.10 Beta (May 4 2001) Tue May 29 13:49:06 2001
Copyright (c) 1996-2001 Texas Instruments Incorporated
Flash bootup utility for 6211 dsk PAGE 2
101
102 000000a4 00842941 add 1,A1,A1 ;A1+=1,inc outer counter
103 000000a8 0300006A || mvkh CODE_SIZE-4,B6
104
105 000000ac 0004D8FA cmplt A1,B6,B0
106 000000b0 00000000 nop
107 000000b4 02903636 stb B5,*A4++
108 000000b8 2FFFFF92 [B0] b _boot_loop2
109 000000bc 00008000 nop 5
110
111 000000c0 0000002A! mvkl .S2 _c_int00, B0
112 000000c4 0000006A! mvkh .S2 _c_int00, B0
113 000000c8 00000362 B .S2 B0
114 000000cc 00008000 nop 5
115 ;
116 ; end of the bootup routine
117
118 000000d0 _flash_prog:
119 000000d0 0000802B mvk 0x100,B0
120 000000d4 008000A8 || mvk 1,A1
121
122 000000d8 008003A2 mvc B0,CSR ;CSR = 0x100
123
124 000000dc 020413A2 mvc A1,IER ;IER = 1
125
126 000000e0 007FFFAB mvk -1,B0
127 000000e4 00800028 || mvk 0,A1 ;couter = 0
128
129 000000e8 018003A3 mvc B0,ICR ;ICR = 0xffff
130 000000ec 00000028 || mvk 0,A0 ;checksum =0
131 000000f0 02000029 mvkl EMIF_GCR,A4 ;EMIF_GCR address ->A4
132 000000f4 0219802A || mvkl 0x3300,B4
133
134 000000f8 0200C069 mvkh EMIF_GCR,A4
135 000000fc 0200006A || mvkh 0x3300,B4
136
137 00000100 02100277 stw B4,*A4
138 00000104 02000229 || mvkl EMIF_CE1,A4 ;EMIF_CE1 address ->A4
139 00000108 027F91AA || mvkl EMIF_CE1_32,B4 ;
140
141 0000010c 0200C069 mvkh EMIF_CE1,A4
142 00000110 027FFFEA || mvkh EMIF_CE1_32,B4
143
144 00000114 02100277 stw B4,*A4
145 00000118 02000429 || mvkl EMIF_CE0,A4 ;EMIF_CE0 address ->A4
146 0000011c 027F99AA || mvkl EMIF_CE0_V,B4 ;
147
148 00000120 0200C069 mvkh EMIF_CE0,A4
149 00000124 027FFFEA || mvkh EMIF_CE0_V,B4
150
151 00000128 02100277 stw B4,*A4
152 0000012c 02000C29 || mvkl EMIF_SDCTRL,A4 ;EMIF_SDCTRL address ->A4
153 00000130 0238002A || mvkl EMIF_SDCTRL_V,B4 ;
154
155 00000134 0200C069 mvkh EMIF_SDCTRL,A4
156 00000138 020388EA || mvkh EMIF_SDCTRL_V,B4
157
158 00000140 02100277 stw B4,*A4
159 00000144 02000E29 || mvkl EMIF_SDRP,A4 ;EMIF_SDRP address ->A4
160 00000148 02030D2A || mvkl 0x61a,B4 ;
161
162 0000014c 0200C069 mvkh EMIF_SDRP,A4
163 00000150 0200006A || mvkh 0x61a,B4
164
165 00000154 02100277 stw B4,*A4
166 00000158 0200002B || mvkl IO_PORT,B4 ;I/O port address ->B4
167 0000015c 02000028 || mvkl 0x07000000,A4
168
169 00000160 0248046B mvkh IO_PORT,B4 ;I/O port address ->B4
170 00000164 02038068 || mvkh 0x07000000,A4
171
172 00000168 00010000 nop 9
173 0000016c 021002F4 stw A4,*B4 ;turn off all three LEDs
174 00000170 00010000 nop 9
175
176 00000174 02000229 mvkl EMIF_CE1,A4 ;EMIF_CE1 address ->A4
177 00000178 027F81AA || mvkl EMIF_CE1_8,B4 ;flash start address ->B4
178
179 00000180 0200C069 mvkh EMIF_CE1,A4
180 00000184 027FFFEA || mvkh EMIF_CE1_8,B4
181
182 00000188 02100277 stw B4,*A4
183 0000018c 02000029 || mvkl BOOT_START,A4 ;ram start address ->A4
184 00000190 0004002A || mvkl BOOT_SIZE,B0
185
186 00000194 02000069 mvkh BOOT_START,A4
187 00000198 0000006A || mvkh BOOT_SIZE,B0
188
189 0000019c 03007FAA mvk 0xff,B6
190
191 000001a0 _prog_checksum_loop1:
192 000001a0 02103626 ldb *A4++,B4
193 000001a4 008000AA mvk 1,B1
194 000001a8 000028C2 sub B0,B1,B0
195 000001ac 00002000 nop 2
196 000001b0 021887E2 and B4,B6,B4
197 000001b4 001011E0 add A0,B4,A0 ;update checksum and save in A0
TMS320C6x COFF Assembler Version 4.10 Beta (May 4 2001) Tue May 29 13:49:06 2001
Copyright (c) 1996-2001 Texas Instruments Incorporated
Flash bootup utility for 6211 dsk PAGE 3
198 000001b8 20000012 [B0] b _prog_checksum_loop1
199 000001bc 00008000 nop 5
200
201 000001c0 02040029 mvkl CODE_START,A4 ;ram start address ->A4
202 000001c4 007BFE2A || mvkl CODE_SIZE-4,B0
203
204 000001c8 02000069 mvkh CODE_START,A4
205 000001cc 0000006A || mvkh CODE_SIZE-4,B0
206
207 000001d0 _prog_checksum_loop2:
208 000001d0 02103626 ldb *A4++,B4
209 000001d4 008000AA mvk 1,B1
210 000001d8 000028C2 sub B0,B1,B0
211 000001dc 00002000 nop 2
212 000001e0 021887E2 and B4,B6,B4
213 000001e4 001011E0 add A0,B4,A0 ;update checksum and save in A0
214 000001e8 2FFFFE12 [B0] b _prog_checksum_loop2
215 000001ec 00008000 nop 5
216
217 ; stw A0,*A4
218
219 000001f0 02000029 mvkl BOOT_START,A4
220 000001f4 0200002A || mvkl FLASH_START,B4 ;flash start address ->B4
221
222 000001f8 02000069 mvkh BOOT_START,A4
223 000001fc 0248006A || mvkh FLASH_START,B4
224
225 00000200 03004029 mvk PAGE_SIZE,A6
226 00000204 0104002A || mvkl BOOT_SIZE,B2
227
228 00000208 0100006B mvkh BOOT_SIZE,B2
229 0000020c 008428C0 || zero A1
230
231 00000210 _flash_prog_loop1:
232 00000210 00001612 b _flash_page_prog
233 00000214 0181142A+ mvkl _flash_prog_branch1,B3
234 00000218 0180006A+ mvkh _flash_prog_branch1,B3
235 0000021c 00982840 add A6,A1,A1
236 00000220 000458FA cmplt A1,B2,B0
237 00000224 00000000 nop
238 00000228 _flash_prog_branch1:
239 00000228 2FFFFE12 [B0] b _flash_prog_loop1
240 0000022c 00008000 nop 5
241
242
243 00000230 02040029 mvkl CODE_START,A4
244 00000234 017C002A || mvkl CODE_SIZE,B2
245
246 00000238 02000069 mvkh CODE_START,A4
247 0000023c 0100006A || mvkh CODE_SIZE,B2
248
249 00000240 008008C0 zero A1
250
251 00000244 _flash_prog_loop2:
252 00000244 00000E12 b _flash_page_prog
253 00000248 01812E2A+ mvkl _flash_prog_branch2,B3
254 0000024c 0180006A+ mvkh _flash_prog_branch2,B3
255 00000250 00982840 add A6,A1,A1
256 00000254 000458FA cmplt A1,B2,B0
257 00000258 00000000 nop
258 0000025c _flash_prog_branch2:
259 0000025c 20000092 [B0] b _flash_prog_loop2
260 00000260 00008000 nop 5
261
262
263
264 ;Read back flash and calculate the checksum
265 00000264 00800029 mvk 0,A1 ;A1 = 0, clear checksum
266 00000268 0200002A || mvkl FLASH_START,B4 ;flash start address ->B4
267
268 0000026c 01000029 mvk 0,A2 ;A2 = 0, clear counter
269 00000270 0248006A || mvkh FLASH_START,B4
270
271 00000274 03007FAA mvk 0xff,B6
272
273 00000278 _checksum_cal:
274 00000278 029036A6 ldb *B4++,B5
275 0000027c 01082940 add 1,A2,A2
276 00000280 00FFFE2A mvkl BOOT_SIZE+CODE_SIZE-4,B1 ;
277 00000284 0080006A mvkh BOOT_SIZE+CODE_SIZE-4,B1 ;
278 00000288 000838FA cmplt A2,B1,B0
279 0000028c 0298A7E2 and B5,B6,B5
280 00000290 009431E0 add A1,B5,A1
281 00000294 2FFFFF12 [B0] b _checksum_cal
282 00000298 00008000 nop 5
283
284 0000029c 00802A78 cmpeq A1,A0,A1
285 000002a0 80001292 [A1] b _flash_prog_success
286 000002a4 00008000 nop 5
287 000002a8 00001F12 b _flash_prog_fail
288 000002ac 00008000 nop 5
289
290
291 ;******************************************************************************
292 ;* FUNCTION NAME: _flash_page_prog *
293 ;* *
294 ;* Regs Modified : A3,A4,A6,B1,B4,B5,B6 *
TMS320C6x COFF Assembler Version 4.10 Beta (May 4 2001) Tue May 29 13:49:06 2001
Copyright (c) 1996-2001 Texas Instruments Incorporated
Flash bootup utility for 6211 dsk PAGE 4
295 ;******************************************************************************
296 000002b0 _flash_page_prog:
297
298 000002b0 032AAAAA MVKL .S2 0x90005555,B6 ;
299
300 000002b4 01FFD529 MVK .S1 -86,A3 ;
301 000002b8 0348006A || MVKH .S2 0x90005555,B6 ;
302
303 000002bc 019802B4 STB .D2T1 A3,*B6
304 000002c0 00010000 nop 9 ;
305 000002c4 0295552A MVKL .S2 0x90002aaa,B5 ;
306
307 000002c8 01802AA9 MVK .S1 85,A3 ;
308 000002cc 02C8006A || MVKH .S2 0x90002aaa,B5 ;
309
310 000002d0 019402B4 STB .D2T1 A3,*B5
311 000002d4 00010000 nop 9 ;
312
313 000002d8 01AAAAA8 MVKL .S1 0x90005555,A3 ;
314
315 000002e0 02FFD02B MVK .S2 -96,B5 ;
316 000002e4 01C80068 || MVKH .S1 0x90005555,A3 ;
317
318 000002e8 028C0236 STB .D1T2 B5,*A3 ;
319 000002ec 00010000 nop 9
320
321
322 000002f0 028000FA ZERO .L2 B5 ;
323
324 ;** --------------------------------------------------------------------------*
325 000002f4 FLASH_PAGE_PROG_LOOP:
326 000002f4 03103626 LDB *A4++,B6 ;
327 000002f8 02942942 ADD 1,B5,B5
328 000002fc 00006000 NOP 4
329 00000300 031036B6 STB .D2T2 B6,*B4++ ;
330 00000304 00010000 nop 9
331 00000308 0098BAFA CMPLT .L2x B5,A6,B1 ;
332 0000030c 4FFFFE90 [ B1] B .S1 FLASH_PAGE_PROG_LOOP ;
333 00000310 00008000 NOP 5
334
335 ;** --------------------------------------------------------------------------*
336 00000314 FLASH_PAGE_PROG_WAIT:
337 00000314 01902025 LDB .D1T1 *-A4(1),A3 ;
338 00000318 029020A6 || LDB *-B4(1),B5
339 0000031c 00006000 NOP 4
340 00000320 008CBA7A CMPEQ .L2X A3,B5,B1 ;
341 00000324 5FFFFE90 [!B1] B .S1 FLASH_PAGE_PROG_WAIT ;
342 00000328 00008000 NOP 5
343 0000032c 000C0362 B .S2 B3 ;
344 00000330 00008000 NOP 5
345
346 ;******************************************************************************
347 ;* FUNCTION NAME: _flash_prog_success *
348 ;******************************************************************************
349 00000334 _flash_prog_success:
350 00000334 02000229 mvkl EMIF_CE1,A4 ;EMIF_CE1 address ->A4
351 00000338 027F91AA || mvkl EMIF_CE1_32,B4 ;
352
353 00000340 0200C069 mvkh EMIF_CE1,A4
354 00000344 027FFFEA || mvkh EMIF_CE1_32,B4
355
356 00000348 0080002B mvkl IO_PORT,B1 ;I/O port address ->B1
357 0000034c 00800069 || mvkh 0x00000000,A1
358 00000350 02100276 || stw B4,*A4
359
360 00000354 00C8046B mvkh IO_PORT,B1 ;I/O port address ->B1
361 00000358 01038068 || mvkh 0x07000000,A2
362
363 0000035c 010000AA mvk 1,B2
364 00000360 _flash_prog_suc_loop:
365 00000360 0050902A mvkl 500000,B0
366 00000364 000003EA mvkh 500000,B0
367 00000368 _flash_prog_suc_loop1:
368 00000368 200048C2 [B0] sub B0,B2,B0
369 0000036c 010402F4 stw A2,*B1
370 00000370 20000112 [B0] b _flash_prog_suc_loop1
371 00000374 00008000 nop 5
372
373 00000378 0050902A mvkl 500000,B0
374 0000037c 000003EA mvkh 500000,B0
375
376 00000380 _flash_prog_suc_loop2:
377 00000380 200048C2 [B0] sub B0,B2,B0
378 00000384 008402F4 stw A1,*B1
379 00000388 20000012 [B0] b _flash_prog_suc_loop2
380 0000038c 00008000 nop 5
381
382 00000390 0FFFFC12 b _flash_prog_suc_loop
383 00000394 00008000 nop 5
384
385 ;******************************************************************************
386 ;* FUNCTION NAME: _flash_prog_fail *
387 ;******************************************************************************
388 00000398 _flash_prog_fail:
389 00000398 02000229 mvkl EMIF_CE1,A4 ;EMIF_CE1 address ->A4
390 0000039c 027F91AA || mvkl EMIF_CE1_32,B4 ;
391
TMS320C6x COFF Assembler Version 4.10 Beta (May 4 2001) Tue May 29 13:49:06 2001
Copyright (c) 1996-2001 Texas Instruments Incorporated
Flash bootup utility for 6211 dsk PAGE 5
392 000003a0 0200C069 mvkh EMIF_CE1,A4
393 000003a4 027FFFEA || mvkh EMIF_CE1_32,B4
394
395 000003a8 0080002B mvkl IO_PORT,B1 ;I/O port address ->B1
396 000003ac 00800069 || mvkh 0x00000000,A1
397 000003b0 02100276 || stw B4,*A4
398
399 000003b4 00C8046A mvkh IO_PORT,B1 ;I/O port address ->B1
400 000003b8 008402F4 stw A1,*B1
401 000003bc _flash_prog_fail_loop:
402 000003bc 00000392 b _flash_prog_fail_loop
403 000003c0 00008000 nop 5
404
405 000003c4 _wait:
406 000003c4 001011A2 mv a4,b0
407 000003c8 _w1
408 000003c8 200029C2 [b0]sub b0,1,b0
409 000003cc 20000112 [b0]b _w1
410 000003d0 00008000 nop 5
411 000003d4 000C0362 b b3
412 000003d8 00008000 nop 5
413
414
No Assembly Errors, No Assembly Warnings