cpu/mcf5445x/start.S

22 	move.w	#0x2700,%sr;		/* disable intrs */	\
125 	move.w	#0x2700,%sr		/* Mask off Interrupt */
129 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0
132 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
137 	move.l	#CONFIG_SYS_INIT_RAM_ADDR, %d0
140 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0
144 	move.l	#0, %d0
145 	move.l	#(ICACHE_STATUS), %a1	/* icache */
146 	move.l	#(DCACHE_STATUS), %a2	/* dcache */
147 	move.l	%d0, (%a1)
148 	move.l	%d0, (%a2)
151 	move.l	#(CONFIG_SYS_ICACHE_INV + CONFIG_SYS_DCACHE_INV), %d0
153 	move.l	#0, %d0
159 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
164 	move.l	#0xFC008000, %a1
165 	move.l	#(CONFIG_SYS_CS0_BASE), (%a1)
166 	move.l	#0xFC008008, %a1
167 	move.l	#(CONFIG_SYS_CS0_CTRL), (%a1)
168 	move.l	#0xFC008004, %a1
169 	move.l	#(CONFIG_SYS_CS0_MASK), (%a1)
176 	move.l	#0xFC04002D, %a1
179 	move.b	#23, (%a1)		/* dspi */
200 	move.l	#0xEC09404E, %a1
201 	move.l	#0xEC09404F, %a2
202 	move.b	#0xFF, (%a1)
203 	move.b	#0x80, (%a2)
207 	move.l	#0xFC0A4063, %a0
208 	move.b	#0x7F, (%a0)
211 	move.l	#0xFC05C000, %a0
212 	move.l	#0x80FF0C00, (%a0)	/* Master, clear TX/RX FIFO */
214 	move.l	#0xFC05C00C, %a0
216 	move.l	#0x3E000016, (%a0)
219 	move.l	#0x3E000011, (%a0)
222 	move.l	#0xFC05C034, %a2	/* dtfr */
223 	move.l	#0xFC05C03B, %a3	/* drfr */
225 	move.l	#(ASM_SBF_IMG_HDR + 4), %a1
226 	move.l	(%a1)+, %d5
227 	move.l	(%a1), %a4
229 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_SBFHDR_DATA_OFFSET), %a0
230 	move.l	#(CONFIG_SYS_SBFHDR_SIZE), %d4
232 	move.l	#0xFC05C02C, %a1	/* dspi status */
235 	move.l	#0x8002000B, %d2	/* Fast Read Cmd */
239 	move.l	#0x80020000, %d2	/* Address byte 2 */
243 	move.l	#0x80020000, %d2	/* Address byte 1 */
247 	move.l	#0x80020000, %d2	/* Address byte 0 */
251 	move.l	#0x80020000, %d2	/* Dummy Wr and Rd */
257 	move.l	#0x80020000, %d2
261 	move.b	%d1, (%a0)		/* read, copy to dst */
269 	move.l	#0x80020000, %d2
273 	move.b	%d1, (%a4)		/* read, copy to dst */
279 	move.l	#0x00020000, %d2	/* Terminate */
284 	move.l	#(CONFIG_SYS_TEXT_BASE + 0x400), %a0
288 	move.l	(%a1), %d0		/* status */
293 	move.l	%d2, (%a2)
297 	move.l	(%a1), %d0		/* status */
303 	move.b	(%a3), %d1
310 	move.l  #0x00000000, %a1	/* src */
311 	move.l	#CONFIG_SYS_TEXT_BASE, %a2		/* dst */
312 	move.l	#0x3E0, %d0		/* sz in long */
315 	move.l	(%a1)+, (%a2)+
320 	move.l	#(asm_nand_init), %a0
325 	move.l	#0xFC0FFF30, %a1
327 	move.l	%d1, (%a1)
330 	move.l	#0, %d0
331 	move.l	#(CACR_STATUS), %a1	/* CACR */
332 	move.l	#(ICACHE_STATUS), %a2	/* icache */
333 	move.l	#(DCACHE_STATUS), %a3	/* dcache */
334 	move.l	%d0, (%a1)
335 	move.l	%d0, (%a2)
336 	move.l	%d0, (%a3)
339 	move.l	#0x01004100, %d0	/* Invalidate cache cmd */
341 	move.l	#0, %d0
349 	move.l	#0xFC008000, %a1
350 	move.l	#(CONFIG_SYS_CS0_BASE), (%a1)
351 	move.l	#0xFC008008, %a1
352 	move.l	#(CONFIG_SYS_CS0_CTRL), (%a1)
353 	move.l	#0xFC008004, %a1
354 	move.l	#(CONFIG_SYS_CS0_MASK), (%a1)
358 	move.l	#0xEC094048, %a1
359 	move.b	#0xFD, (%a1)+
360 	move.b	#0x5F, (%a1)+
361 	move.b	#0x04, (%a1)+
364 	move.l  #0xFC0FFF38, %a1	/* isr */
365 	move.l  #0x000e0000, (%a1)
366 	move.l	#0xFC0FFF08, %a2
367 	move.l	#0x00000000, (%a2)+	/* car */
368 	move.l	#0x11000000, (%a2)+	/* rar */
369 	move.l	#0x00000000, (%a2)+	/* rpt */
370 	move.l	#0x00000000, (%a2)+	/* rai */
371 	move.l  #0xFC0FFF2c, %a2	/* cfg */
372 	move.l  #0x00000000, (%a2)+	/* secsz */
373 	move.l  #0x000e0681, (%a2)+
374 	move.l  #0xFC0FFF04, %a2	/* cmd2 */
375 	move.l  #0xFF404001, (%a2)
376 	move.l  #0x000e0000, (%a1)
378 	move.l	#0x2000, %d1
382 	move.l  #0xFC0FFF00, %a1
383 	move.l  #0x30700000, (%a1)+	/* cmd1 */
384 	move.l  #0x007EF000, (%a1)+	/* cmd2 */
386 	move.l  #0xFC0FFF2C, %a1
387 	move.l  #0x00000841, (%a1)+	/* secsz */
388 	move.l  #0x000e0681, (%a1)+	/* cfg */
390 	move.l	#100, %d4		/* 100 pages ~200KB */
391 	move.l	#4, %d2			/* start at 4 */
392 	move.l  #0xFC0FFF04, %a0	/* cmd2 */
393 	move.l  #0xFC0FFF0C, %a1	/* rar */
394 	move.l	#(CONFIG_SYS_TEXT_BASE + 0xF80), %a2
397 	move.l	#0x11000000, %d0	/* rar */
399 	move.l	%d0, (%a1)
402 	move.l	(%a0), %d0		/* cmd2 */
404 	move.l	%d0, (%a0)
406 	move.l	#0x200, %d1
410 	move.l  #0xFC0FFF38, %a4	/* isr */
411 	move.l	(%a4), %d0
416 	move.l  #0xFC0FFF38, %a4	/* isr */
417 	move.l	(%a4), %d0
419 	move.l	%d0, (%a4)
421 	move.l	#0x200, %d3
422 	move.l	#0xFC0FC000, %a3	/* buf 1 */
424 	move.l	(%a3)+, (%a2)+
432 	move.l	#(CONFIG_SYS_TEXT_BASE + 0x400), %a0
452 	move.w	#0x2700,%sr		/* Mask off Interrupt */
455 	move.l	#CONFIG_SYS_FLASH_BASE, %d0
458 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0
462 	move.l	#0, %d0
463 	move.l	#(ICACHE_STATUS), %a1	/* icache */
464 	move.l	#(DCACHE_STATUS), %a2	/* dcache */
465 	move.l	%d0, (%a1)
466 	move.l	%d0, (%a2)
469 	move.l	#(CONFIG_SYS_ICACHE_INV + CONFIG_SYS_DCACHE_INV), %d0
471 	move.l	#0, %d0
477 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_CTRL), %d0
482 	move.l	#__got_start, %a5
485 	move.l	#(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
491 	move.l	%sp, -(%sp)
492 	move.l	#board_init_f_alloc_reserve, %a1
496 	move.l	%d0, %sp
497 	move.l	%sp, %fp
500 	move.l	%d0, -(%sp)
501 	move.l	#board_init_f_init_reserve, %a1
505 	move.l	#cpu_init_f, %a1
510 	move.l	#board_init_f, %a1
531 	move.l	8(%a6), %sp		/* set new stack pointer */
533 	move.l	12(%a6), %d0		/* Save copy of Global Data pointer */
534 	move.l	16(%a6), %a0		/* Save copy of Destination Address */
536 	move.l	#CONFIG_SYS_MONITOR_BASE, %a1
537 	move.l	#__init_end, %a2
538 	move.l	%a0, %a3
542 	move.l	(%a1)+, (%a3)+
550 	move.l	%a0, %a1
560 	move.l	%a0, %a1
562 	move.l	%a0, %d1
572 	move.l	%a0, %a1
574 	move.l	%a1,%a5			/* fix got pointer register a5 */
576 	move.l	%a0, %a2
580 	move.l	(%a1),%d1
583 	move.l	%d1,(%a1)+
588 	move.l	%a0, %a1
592 	move.l	%a0,-(%sp)		/* dest_addr */
593 	move.l	%d0,-(%sp)		/* gd */