xref: /netbsd-src/sys/arch/hpc/stand/hpcboot/sh3/sh_arch.cpp (revision 3b01aba77a7a698587faaae455bbfe740923c1f5)
1 /*	$NetBSD: sh_arch.cpp,v 1.7 2001/05/08 18:51:25 uch Exp $	*/
2 
3 /*-
4  * Copyright (c) 2001 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by UCHIYAMA Yasushi.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *        This product includes software developed by the NetBSD
21  *        Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include <hpcmenu.h>
40 #include <sh3/sh_arch.h>
41 #include <sh3/hd64461.h>
42 #include "scifreg.h"
43 
44 static void __tmu_channel_info(int, paddr_t, paddr_t, paddr_t);
45 
46 struct SHArchitecture::intr_priority SHArchitecture::ipr_table[] = {
47 	{ "TMU0",	ICU_IPRA_REG16, 12 },
48 	{ "TMU1",	ICU_IPRA_REG16,  8 },
49 	{ "TMU2",	ICU_IPRA_REG16,  4 },
50 	{ "RTC",	ICU_IPRA_REG16,  0 },
51 	{ "WDT",	ICU_IPRB_REG16, 12 },
52 	{ "REF",	ICU_IPRB_REG16,  8 },
53 	{ "SCI",	ICU_IPRB_REG16,  4 },
54 	{ "reserve",	ICU_IPRB_REG16,  0 },
55 	{ "IRQ3",	ICU_IPRC_REG16, 12 },
56 	{ "IRQ2",	ICU_IPRC_REG16,  8 },
57 	{ "IRQ1",	ICU_IPRC_REG16,  4 },
58 	{ "IRQ0",	ICU_IPRC_REG16,  0 },
59 	{ "PINT0-7",	ICU_IPRD_REG16, 12 },
60 	{ "PINT8-15",	ICU_IPRD_REG16,  8 },
61 	{ "IRQ5",	ICU_IPRD_REG16,  4 },
62 	{ "IRQ4",	ICU_IPRD_REG16,  0 },
63 	{ "DMAC",	ICU_IPRE_REG16, 12 },
64 	{ "IrDA",	ICU_IPRE_REG16,  8 },
65 	{ "SCIF",	ICU_IPRE_REG16,  4 },
66 	{ "ADC",	ICU_IPRE_REG16,  0 },
67 	{ 0, 0, 0} /* terminator */
68 };
69 
70 BOOL
71 SHArchitecture::init(void)
72 {
73 	if (!_mem->init()) {
74 		DPRINTF((TEXT("can't initialize memory manager.\n")));
75 		return FALSE;
76 	}
77 	// set D-RAM information
78 	_mem->loadBank(DRAM_BANK0_START, DRAM_BANK_SIZE);
79 	_mem->loadBank(DRAM_BANK1_START, DRAM_BANK_SIZE);
80 
81 	return TRUE;
82 }
83 
84 BOOL
85 SHArchitecture::setupLoader()
86 {
87 	vaddr_t v;
88 
89 	if (!_mem->getPage(v , _loader_addr)) {
90 		DPRINTF((TEXT("can't get page for 2nd loader.\n")));
91 		return FALSE;
92 	}
93 	DPRINTF((TEXT("2nd bootloader vaddr=0x%08x paddr=0x%08x\n"),
94 	    (unsigned)v,(unsigned)_loader_addr));
95 
96 	memcpy(LPVOID(v), LPVOID(_boot_func), _mem->getPageSize());
97 	DPRINTF((TEXT("2nd bootloader copy done.\n")));
98 
99 	return TRUE;
100 }
101 
102 void
103 SHArchitecture::jump(paddr_t info, paddr_t pvec)
104 {
105 	kaddr_t sp;
106 	vaddr_t v;
107 	paddr_t p;
108 
109 	// stack for bootloader
110 	_mem->getPage(v, p);
111 	sp = ptokv(p + _mem->getPageSize() / 2);
112 
113 	info = ptokv(info);
114 	pvec = ptokv(pvec);
115 	_loader_addr = ptokv(_loader_addr);
116 	DPRINTF((TEXT("BootArgs 0x%08x Stack 0x%08x\nBooting kernel...\n"),
117 	    info, sp));
118 
119 	// Change to privilege-mode.
120 	SetKMode(1);
121 
122 	// Disable external interrupt.
123 	suspendIntr();
124 
125 	// Cache flush(for 2nd bootloader)
126 	cache_flush();
127 
128 	// jump to 2nd loader.(run P1) at this time I still use MMU.
129 	__asm("mov	r6, r15\n"
130 	    "jmp	@r7\n"
131 	    "nop\n", info, pvec, sp, _loader_addr);
132 	// NOTREACHED
133 }
134 
135 // disable external interrupt and save its priority.
136 u_int32_t
137 suspendIntr(void)
138 {
139 	u_int32_t sr;
140 	__asm("stc	sr, r0\n"
141 	    "mov.l	r0, @r4\n"
142 	    "or	r5, r0\n"
143 	    "ldc	r0, sr\n", &sr, 0x000000f0);
144 	return sr & 0x000000f0;
145 }
146 
147 // resume external interrupt priority.
148 void
149 resumeIntr(u_int32_t s)
150 {
151 	__asm("stc	sr, r0\n"
152 	    "and	r5, r0\n"
153 	    "or	r4, r0\n"
154 	    "ldc	r0, sr\n", s, 0xffffff0f);
155 }
156 
157 void
158 SHArchitecture::print_stack_pointer(void)
159 {
160 	int sp;
161 	__asm("mov.l	r15, @r4", &sp);
162 	DPRINTF((TEXT("SP 0x%08x\n"), sp));
163 }
164 
165 void
166 SHArchitecture::systemInfo()
167 {
168 	u_int32_t reg;
169 	HpcMenuInterface &menu = HpcMenuInterface::Instance();
170 
171 	Architecture::systemInfo();
172 
173 	// check debug level.
174 	if (menu._cons_parameter == 0)
175 		return;
176 
177 	_kmode = SetKMode(1);
178 
179 	// Cache
180 	reg = VOLATILE_REF(CCR);
181 	DPRINTF((TEXT("Cache ")));
182 	if (reg & CCR_CE)
183 		DPRINTF((TEXT("Enabled. %s-mode, P0/U0/P3 Write-%s, P1 Write-%s\n"),
184 		    reg & CCR_RA ? TEXT("RAM") : TEXT("normal"),
185 		    reg & CCR_WT ? TEXT("Through") : TEXT("Back"),
186 		    reg & CCR_CB ? TEXT("Back") : TEXT("Through")));
187 	else
188 		DPRINTF((TEXT("Disabled.\n")));
189 
190 	// MMU
191 	reg = VOLATILE_REF(MMUCR);
192 	DPRINTF((TEXT("MMU ")));
193 	if (reg & MMUCR_AT)
194 		DPRINTF((TEXT("Enabled. %s index-mode, %s virtual storage mode\n"),
195 		    reg & MMUCR_IX
196 		    ? TEXT("ASID + VPN") : TEXT("VPN only"),
197 		    reg & MMUCR_SV ? TEXT("single") : TEXT("multiple")));
198 	else
199 		DPRINTF((TEXT("Disabled.\n")));
200 
201 	// Status register
202 	reg = 0;
203 	__asm("stc	sr, r0\n"
204 	    "mov.l	r0, @r4", &reg);
205 	DPRINTF((TEXT("SR 0x%08x\n"), reg));
206 
207 	// BSC
208 	bsc_dump();
209 
210 	// ICU
211 	print_stack_pointer();
212 	icu_dump();
213 
214 	// TMU
215 	tmu_dump();
216 
217 	// PFC , I/O port
218 	pfc_dump();
219 
220 	// SCIF
221 	scif_dump(HPC_PREFERENCE.serial_speed);
222 
223 	// HD64461
224 	platid_t platform;
225 	platform.dw.dw0 = menu._pref.platid_hi;
226 	platform.dw.dw1 = menu._pref.platid_lo;
227 	hd64461_dump(platform);
228 
229 	SetKMode(_kmode);
230 }
231 
232 void
233 SHArchitecture::icu_dump(void)
234 {
235 	DPRINTF((TEXT("<<<Interrupt Controller>>>\n")));
236 	print_stack_pointer();
237 
238 	DPRINTF((TEXT("ICR0   0x%08x\n"), reg_read_2(ICU_ICR0_REG16)));
239 	DPRINTF((TEXT("ICR1   0x%08x\n"), reg_read_2(ICU_ICR1_REG16)));
240 	DPRINTF((TEXT("ICR2   0x%08x\n"), reg_read_2(ICU_ICR2_REG16)));
241 	DPRINTF((TEXT("PINTER 0x%08x\n"), reg_read_2(ICU_PINTER_REG16)));
242 	DPRINTF((TEXT("IPRA   0x%08x\n"), reg_read_2(ICU_IPRA_REG16)));
243 	DPRINTF((TEXT("IPRB   0x%08x\n"), reg_read_2(ICU_IPRB_REG16)));
244 	DPRINTF((TEXT("IPRC   0x%08x\n"), reg_read_2(ICU_IPRC_REG16)));
245 	DPRINTF((TEXT("IPRD   0x%08x\n"), reg_read_2(ICU_IPRD_REG16)));
246 	DPRINTF((TEXT("IPRE   0x%08x\n"), reg_read_2(ICU_IPRE_REG16)));
247 	DPRINTF((TEXT("IRR0   0x%08x\n"), reg_read_1(ICU_IRR0_REG8)));
248 	DPRINTF((TEXT("IRR1   0x%08x\n"), reg_read_1(ICU_IRR1_REG8)));
249 	DPRINTF((TEXT("IRR2   0x%08x\n"), reg_read_1(ICU_IRR2_REG8)));
250 	icu_control();
251 	icu_priority();
252 }
253 
254 void
255 SHArchitecture::icu_priority(void)
256 {
257 	struct intr_priority *tab;
258 	DPRINTF((TEXT("----interrupt priority----\n")));
259 	for (tab = ipr_table; tab->name; tab++) {
260 		DPRINTF((TEXT("%-10S %d\n"), tab->name,
261 		    (reg_read_2(tab->reg) >> tab->shift) & ICU_IPR_MASK));
262 	}
263 	DPRINTF((TEXT("--------------------------\n")));
264 }
265 
266 void
267 SHArchitecture::icu_control(void)
268 {
269 	const char *sense_select[] = {
270 		"falling edge",
271 		"raising edge",
272 		"low level",
273 		"reserved",
274 	};
275 	u_int16_t r;
276 
277 	// PINT0-15
278 	DPRINTF((TEXT("PINT enable(on |)  :")));
279 	bitdisp(reg_read_2(ICU_PINTER_REG16));
280 	DPRINTF((TEXT("PINT detect(high |):")));
281 	bitdisp(reg_read_2(ICU_ICR2_REG16));
282 	// NMI
283 	r = reg_read_2(ICU_ICR0_REG16);
284 	DPRINTF((TEXT("NMI(%S %S-edge),"),
285 	    r & ICU_ICR0_NMIL ? "High" : "Low",
286 	    r & ICU_ICR0_NMIE ? "raising" : "falling"));
287 	r = reg_read_2(ICU_ICR1_REG16);
288 	DPRINTF((TEXT(" %S maskable,"), r & ICU_ICR1_MAI ? "" : "never"));
289 	DPRINTF((TEXT("  SR.BL %S\n"),
290 	    r & ICU_ICR1_BLMSK ? "ignored" : "maskable"));
291 	// IRQ0-5
292 	DPRINTF((TEXT("IRQ[3:0]pin : %S mode\n"),
293 	    r & ICU_ICR1_IRQLVL ? "IRL 15level" : "IRQ[0:3]"));
294 	if (r & ICU_ICR1_IRQLVL) {
295 		DPRINTF((TEXT("IRLS[0:3] %S\n"),
296 		    r & ICU_ICR1_IRLSEN ? "enabled" : "disabled"));
297 	}
298 	// sense select
299 	for (int i = 5; i >= 0; i--) {
300 		DPRINTF((TEXT("IRQ[%d] %S\n"), i,
301 		    sense_select [
302 			    (r >>(i * 2)) & ICU_SENSE_SELECT_MASK]));
303 	}
304 }
305 
306 SH_BOOT_FUNC_(7709);
307 SH_BOOT_FUNC_(7709A);
308 
309 //
310 // Debug Functions.
311 //
312 void
313 SHArchitecture::bsc_dump()
314 {
315 	DPRINTF((TEXT("<<<Bus State Controller>>>\n")));
316 #define DUMP_BSC_REG(x)							\
317 	DPRINTF((TEXT("%-8S"), #x));					\
318 	bitdisp(reg_read_2(SH3_BSC_##x##_REG))
319 	DUMP_BSC_REG(BCR1);
320 	DUMP_BSC_REG(BCR2);
321 	DUMP_BSC_REG(WCR1);
322 	DUMP_BSC_REG(WCR2);
323 	DUMP_BSC_REG(MCR);
324 	DUMP_BSC_REG(DCR);
325 	DUMP_BSC_REG(PCR);
326 	DUMP_BSC_REG(RTCSR);
327 	DUMP_BSC_REG(RTCNT);
328 	DUMP_BSC_REG(RTCOR);
329 	DUMP_BSC_REG(RFCR);
330 	DUMP_BSC_REG(BCR3);
331 #undef DUMP_BSC_REG
332 }
333 
334 void
335 SHArchitecture::scif_dump(int bps)
336 {
337 	u_int16_t r16;
338 	u_int8_t r8;
339 	int n;
340 
341 	DPRINTF((TEXT("<<<SCIF>>>\n")));
342 	/* mode */
343 	r8 = SHREG_SCSMR2;
344 	n = 1 <<((r8 & SCSMR2_CKS) << 1);
345 	DPRINTF((TEXT("mode: %dbit %S-parity %d stop bit clock PCLOCK/%d\n"),
346 	    r8 & SCSMR2_CHR ? 7 : 8,
347 	    r8 & SCSMR2_PE	? r8 & SCSMR2_OE ? "odd" : "even" : "non",
348 	    r8 & SCSMR2_STOP ? 2 : 1,
349 	    n));
350 	/* bit rate */
351 	r8 = SHREG_SCBRR2;
352 	DPRINTF((TEXT("SCBRR=%d(%dbps) estimated PCLOCK %dHz\n"), r8, bps,
353 	    32 * bps *(r8 + 1) * n));
354 
355 	/* control */
356 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, SCSCR2_##m, #m)
357 	DPRINTF((TEXT("SCSCR2: ")));
358 	r8 = SHREG_SCSCR2;
359 	DBG_BIT_PRINT(r8, TIE);
360 	DBG_BIT_PRINT(r8, RIE);
361 	DBG_BIT_PRINT(r8, TE);
362 	DBG_BIT_PRINT(r8, RE);
363 	DPRINTF((TEXT("CKE=%d\n"), r8 & SCSCR2_CKE));
364 #undef	DBG_BIT_PRINT
365 
366 	/* status */
367 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, SCSSR2_##m, #m)
368 	r16 = SHREG_SCSSR2;
369 	DPRINTF((TEXT("SCSSR2: ")));
370 	DBG_BIT_PRINT(r16, ER);
371 	DBG_BIT_PRINT(r16, TEND);
372 	DBG_BIT_PRINT(r16, TDFE);
373 	DBG_BIT_PRINT(r16, BRK);
374 	DBG_BIT_PRINT(r16, FER);
375 	DBG_BIT_PRINT(r16, PER);
376 	DBG_BIT_PRINT(r16, RDF);
377 	DBG_BIT_PRINT(r16, DR);
378 #undef	DBG_BIT_PRINT
379 
380 	/* FIFO control */
381 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, SCFCR2_##m, #m)
382 	r8 = SHREG_SCFCR2;
383 	DPRINTF((TEXT("SCFCR2: ")));
384 	DBG_BIT_PRINT(r8, RTRG1);
385 	DBG_BIT_PRINT(r8, RTRG0);
386 	DBG_BIT_PRINT(r8, TTRG1);
387 	DBG_BIT_PRINT(r8, TTRG0);
388 	DBG_BIT_PRINT(r8, MCE);
389 	DBG_BIT_PRINT(r8, TFRST);
390 	DBG_BIT_PRINT(r8, RFRST);
391 	DBG_BIT_PRINT(r8, LOOP);
392 	DPRINTF((TEXT("\n")));
393 #undef	DBG_BIT_PRINT
394 }
395 
396 void
397 SHArchitecture::pfc_dump()
398 {
399 	DPRINTF((TEXT("<<<Pin Function Controller>>>\n")));
400 	DPRINTF((TEXT("[control]\n")));
401 #define DUMP_PFC_REG(x)							\
402 	DPRINTF((TEXT("P%SCR :"), #x));					\
403 	bitdisp(reg_read_2(SH3_P##x##CR_REG16))
404 	DUMP_PFC_REG(A);
405 	DUMP_PFC_REG(B);
406 	DUMP_PFC_REG(C);
407 	DUMP_PFC_REG(D);
408 	DUMP_PFC_REG(E);
409 	DUMP_PFC_REG(F);
410 	DUMP_PFC_REG(G);
411 	DUMP_PFC_REG(H);
412 	DUMP_PFC_REG(J);
413 	DUMP_PFC_REG(K);
414 	DUMP_PFC_REG(L);
415 #undef DUMP_PFC_REG
416 	DPRINTF((TEXT("SCPCR :")));
417 	bitdisp(reg_read_2(SH3_SCPCR_REG16));
418 	DPRINTF((TEXT("\n[data]\n")));
419 #define DUMP_IOPORT_REG(x)						\
420 	DPRINTF((TEXT("P%SDR :"), #x));					\
421 	bitdisp(reg_read_1(SH3_P##x##DR_REG8))
422 	DUMP_IOPORT_REG(A);
423 	DUMP_IOPORT_REG(B);
424 	DUMP_IOPORT_REG(C);
425 	DUMP_IOPORT_REG(D);
426 	DUMP_IOPORT_REG(E);
427 	DUMP_IOPORT_REG(F);
428 	DUMP_IOPORT_REG(G);
429 	DUMP_IOPORT_REG(H);
430 	DUMP_IOPORT_REG(J);
431 	DUMP_IOPORT_REG(K);
432 	DUMP_IOPORT_REG(L);
433 #undef DUMP_IOPORT_REG
434 	DPRINTF((TEXT("SCPDR :")));
435 	bitdisp(reg_read_1(SH3_SCPDR_REG8));
436 }
437 
438 void
439 SHArchitecture::tmu_dump()
440 {
441 	u_int8_t r8;
442 
443 	DPRINTF((TEXT("<<<TMU>>>\n")));
444 	/* Common */
445 	/* TOCR  timer output control register */
446 	r8 = reg_read_1(SH3_TOCR_REG8);
447 	DPRINTF((TEXT("TCLK = %S\n"),
448 	    r8 & TOCR_TCOE ? "RTC output" : "input"));
449 	/* TSTR */
450 	r8 = reg_read_1(SH3_TSTR_REG8);
451 	DPRINTF((TEXT("Timer start(#0:2) [%c][%c][%c]\n"),
452 	    r8 & TSTR_STR0 ? 'x' : '_',
453 	    r8 & TSTR_STR1 ? 'x' : '_',
454 	    r8 & TSTR_STR2 ? 'x' : '_'));
455 
456 #define CHANNEL_DUMP(a, x)						\
457 	tmu_channel_dump(x, SH##a##_TCOR##x##_REG,			\
458 			 SH##a##_TCNT##x##_REG,				\
459 			 SH##a##_TCR##x##_REG16)
460 	CHANNEL_DUMP(3, 0);
461 	CHANNEL_DUMP(3, 1);
462 	CHANNEL_DUMP(3, 2);
463 #undef	CHANNEL_DUMP
464 	DPRINTF((TEXT("\n")));
465 }
466 
467 void
468 SHArchitecture::tmu_channel_dump(int unit, paddr_t tcor, paddr_t tcnt,
469     paddr_t tcr)
470 {
471 	u_int32_t r32;
472 	u_int16_t r16;
473 
474 	DPRINTF((TEXT("TMU#%d:"), unit));
475 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, TCR_##m, #m)
476 	/* TCR*/
477 	r16 = reg_read_2(tcr);
478 	DBG_BIT_PRINT(r16, UNF);
479 	DBG_BIT_PRINT(r16, UNIE);
480 	DBG_BIT_PRINT(r16, CKEG1);
481 	DBG_BIT_PRINT(r16, CKEG0);
482 	DBG_BIT_PRINT(r16, TPSC2);
483 	DBG_BIT_PRINT(r16, TPSC1);
484 	DBG_BIT_PRINT(r16, TPSC0);
485 	/* channel 2 has input capture. */
486 	if (unit == 2) {
487 		DBG_BIT_PRINT(r16, ICPF);
488 		DBG_BIT_PRINT(r16, ICPE1);
489 		DBG_BIT_PRINT(r16, ICPE0);
490 	}
491 #undef DBG_BIT_PRINT
492 	/* TCNT0  timer counter */
493 	r32 = reg_read_4(tcnt);
494 	DPRINTF((TEXT("\ncnt=0x%08x"), r32));
495 	/* TCOR0  timer constant register */
496 	r32 = reg_read_4(tcor);
497 	DPRINTF((TEXT(" constant=0x%04x"), r32));
498 
499 	if (unit == 2)
500 		DPRINTF((TEXT(" input capture=0x%08x\n"), SH3_TCPR2_REG));
501 	else
502 		DPRINTF((TEXT("\n")));
503 }
504 
505 void
506 SHArchitecture::hd64461_dump(platid_t &platform)
507 {
508 	u_int16_t r16;
509 	u_int8_t r8;
510 
511 #define MATCH(p)						\
512 	platid_match(&platform, &platid_mask_MACH_##p)
513 
514 	DPRINTF((TEXT("<<<HD64461>>>\n")));
515 	if (!MATCH(HP_LX) &&
516 	    !MATCH(HP_JORNADA_6XX) &&
517 	    !MATCH(HITACHI_PERSONA_HPW230JC)) {
518 		DPRINTF((TEXT("don't exist.")));
519 		return;
520 	}
521 
522 #if 0
523 	DPRINTF((TEXT("frame buffer test start\n")));
524 	u_int8_t *fb = reinterpret_cast<u_int8_t *>(HD64461_FBBASE);
525 
526 	for (int i = 0; i < 320 * 240 * 2 / 8; i++)
527 		*fb++ = 0xff;
528 	DPRINTF((TEXT("frame buffer test end\n")));
529 #endif
530 	// System
531 	DPRINTF((TEXT("STBCR (System Control Register)\n")));
532 	r16 = reg_read_2(HD64461_SYSSTBCR_REG16);
533 	bitdisp(r16);
534 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_SYSSTBCR_##m, #m)
535 	DBG_BIT_PRINT(r16, CKIO_STBY);
536 	DBG_BIT_PRINT(r16, SAFECKE_IST);
537 	DBG_BIT_PRINT(r16, SLCKE_IST);
538 	DBG_BIT_PRINT(r16, SAFECKE_OST);
539 	DBG_BIT_PRINT(r16, SLCKE_OST);
540 	DBG_BIT_PRINT(r16, SMIAST);
541 	DBG_BIT_PRINT(r16, SLCDST);
542 	DBG_BIT_PRINT(r16, SPC0ST);
543 	DBG_BIT_PRINT(r16, SPC1ST);
544 	DBG_BIT_PRINT(r16, SAFEST);
545 	DBG_BIT_PRINT(r16, STM0ST);
546 	DBG_BIT_PRINT(r16, STM1ST);
547 	DBG_BIT_PRINT(r16, SIRST);
548 	DBG_BIT_PRINT(r16, SURTSD);
549 #undef DBG_BIT_PRINT
550 	DPRINTF((TEXT("\n")));
551 
552 	DPRINTF((TEXT("SYSCR (System Configuration Register)\n")));
553 	r16 = reg_read_2(HD64461_SYSSYSCR_REG16);
554 	bitdisp(r16);
555 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_SYSSYSCR_##m, #m)
556 	DBG_BIT_PRINT(r16, SCPU_BUS_IGAT);
557 	DBG_BIT_PRINT(r16, SPTA_IR);
558 	DBG_BIT_PRINT(r16, SPTA_TM);
559 	DBG_BIT_PRINT(r16, SPTB_UR);
560 	DBG_BIT_PRINT(r16, WAIT_CTL_SEL);
561 	DBG_BIT_PRINT(r16, SMODE1);
562 	DBG_BIT_PRINT(r16, SMODE0);
563 #undef DBG_BIT_PRINT
564 	DPRINTF((TEXT("\n")));
565 
566 	DPRINTF((TEXT("SCPUCR (CPU Data Bus Control Register)\n")));
567 	r16 = reg_read_2(HD64461_SYSSCPUCR_REG16);
568 	bitdisp(r16);
569 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_SYSSCPUCR_##m, #m)
570 	DBG_BIT_PRINT(r16, SPDSTOF);
571 	DBG_BIT_PRINT(r16, SPDSTIG);
572 	DBG_BIT_PRINT(r16, SPCSTOF);
573 	DBG_BIT_PRINT(r16, SPCSTIG);
574 	DBG_BIT_PRINT(r16, SPBSTOF);
575 	DBG_BIT_PRINT(r16, SPBSTIG);
576 	DBG_BIT_PRINT(r16, SPASTOF);
577 	DBG_BIT_PRINT(r16, SPASTIG);
578 	DBG_BIT_PRINT(r16, SLCDSTIG);
579 	DBG_BIT_PRINT(r16, SCPU_CS56_EP);
580 	DBG_BIT_PRINT(r16, SCPU_CMD_EP);
581 	DBG_BIT_PRINT(r16, SCPU_ADDR_EP);
582 	DBG_BIT_PRINT(r16, SCPDPU);
583 	DBG_BIT_PRINT(r16, SCPU_A2319_EP);
584 #undef DBG_BIT_PRINT
585 	DPRINTF((TEXT("\n")));
586 
587 	DPRINTF((TEXT("\n")));
588 
589 	// INTC
590 	DPRINTF((TEXT("NIRR (Interrupt Request Register)\n")));
591 	r16 = reg_read_2(HD64461_INTCNIRR_REG16);
592 	bitdisp(r16);
593 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_INTCNIRR_##m, #m)
594 	DBG_BIT_PRINT(r16, PCC0R);
595 	DBG_BIT_PRINT(r16, PCC1R);
596 	DBG_BIT_PRINT(r16, AFER);
597 	DBG_BIT_PRINT(r16, GPIOR);
598 	DBG_BIT_PRINT(r16, TMU0R);
599 	DBG_BIT_PRINT(r16, TMU1R);
600 	DBG_BIT_PRINT(r16, IRDAR);
601 	DBG_BIT_PRINT(r16, UARTR);
602 #undef DBG_BIT_PRINT
603 	DPRINTF((TEXT("\n")));
604 
605 	DPRINTF((TEXT("NIMR (Interrupt Mask Register)\n")));
606 	r16 = reg_read_2(HD64461_INTCNIMR_REG16);
607 	bitdisp(r16);
608 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_INTCNIMR_##m, #m)
609 	DBG_BIT_PRINT(r16, PCC0M);
610 	DBG_BIT_PRINT(r16, PCC1M);
611 	DBG_BIT_PRINT(r16, AFEM);
612 	DBG_BIT_PRINT(r16, GPIOM);
613 	DBG_BIT_PRINT(r16, TMU0M);
614 	DBG_BIT_PRINT(r16, TMU1M);
615 	DBG_BIT_PRINT(r16, IRDAM);
616 	DBG_BIT_PRINT(r16, UARTM);
617 #undef DBG_BIT_PRINT
618 	DPRINTF((TEXT("\n")));
619 
620 	DPRINTF((TEXT("\n")));
621 
622 	// PCMCIA
623 	// PCC0
624 	DPRINTF((TEXT("[PCC0 memory and I/O card (SH3 Area 6)]\n")));
625 	DPRINTF((TEXT("PCC0 Interface Status Register\n")));
626 	r8 = reg_read_1(HD64461_PCC0ISR_REG8);
627 	bitdisp(r8);
628 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC0ISR_##m, #m)
629 	DBG_BIT_PRINT(r8, P0READY);
630 	DBG_BIT_PRINT(r8, P0MWP);
631 	DBG_BIT_PRINT(r8, P0VS2);
632 	DBG_BIT_PRINT(r8, P0VS1);
633 	DBG_BIT_PRINT(r8, P0CD2);
634 	DBG_BIT_PRINT(r8, P0CD1);
635 	DBG_BIT_PRINT(r8, P0BVD2);
636 	DBG_BIT_PRINT(r8, P0BVD1);
637 #undef DBG_BIT_PRINT
638 	DPRINTF((TEXT("\n")));
639 
640 	DPRINTF((TEXT("PCC0 General Control Register\n")));
641 	r8 = reg_read_1(HD64461_PCC0GCR_REG8);
642 	bitdisp(r8);
643 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC0GCR_##m, #m)
644 	DBG_BIT_PRINT(r8, P0DRVE);
645 	DBG_BIT_PRINT(r8, P0PCCR);
646 	DBG_BIT_PRINT(r8, P0PCCT);
647 	DBG_BIT_PRINT(r8, P0VCC0);
648 	DBG_BIT_PRINT(r8, P0MMOD);
649 	DBG_BIT_PRINT(r8, P0PA25);
650 	DBG_BIT_PRINT(r8, P0PA24);
651 	DBG_BIT_PRINT(r8, P0REG);
652 #undef DBG_BIT_PRINT
653 	DPRINTF((TEXT("\n")));
654 
655 	DPRINTF((TEXT("PCC0 Card Status Change Register\n")));
656 	r8 = reg_read_1(HD64461_PCC0CSCR_REG8);
657 	bitdisp(r8);
658 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC0CSCR_##m, #m)
659 	DBG_BIT_PRINT(r8, P0SCDI);
660 	DBG_BIT_PRINT(r8, P0IREQ);
661 	DBG_BIT_PRINT(r8, P0SC);
662 	DBG_BIT_PRINT(r8, P0CDC);
663 	DBG_BIT_PRINT(r8, P0RC);
664 	DBG_BIT_PRINT(r8, P0BW);
665 	DBG_BIT_PRINT(r8, P0BD);
666 #undef DBG_BIT_PRINT
667 	DPRINTF((TEXT("\n")));
668 
669 	DPRINTF((TEXT("PCC0 Card Status Change Interrupt Enable Register\n")));
670 	r8 = reg_read_1(HD64461_PCC0CSCIER_REG8);
671 	bitdisp(r8);
672 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC0CSCIER_##m, #m)
673 	DBG_BIT_PRINT(r8, P0CRE);
674 	DBG_BIT_PRINT(r8, P0SCE);
675 	DBG_BIT_PRINT(r8, P0CDE);
676 	DBG_BIT_PRINT(r8, P0RE);
677 	DBG_BIT_PRINT(r8, P0BWE);
678 	DBG_BIT_PRINT(r8, P0BDE);
679 #undef DBG_BIT_PRINT
680 	DPRINTF((TEXT("\ninterrupt type: ")));
681 	switch (r8 & HD64461_PCC0CSCIER_P0IREQE_MASK) {
682 	case HD64461_PCC0CSCIER_P0IREQE_NONE:
683 		DPRINTF((TEXT("none\n")));
684 		break;
685 	case HD64461_PCC0CSCIER_P0IREQE_LEVEL:
686 		DPRINTF((TEXT("level\n")));
687 		break;
688 	case HD64461_PCC0CSCIER_P0IREQE_FEDGE:
689 		DPRINTF((TEXT("falling edge\n")));
690 		break;
691 	case HD64461_PCC0CSCIER_P0IREQE_REDGE:
692 		DPRINTF((TEXT("rising edge\n")));
693 		break;
694 	}
695 
696 	DPRINTF((TEXT("PCC0 Software Control Register\n")));
697 	r8 = reg_read_1(HD64461_PCC0SCR_REG8);
698 	bitdisp(r8);
699 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC0SCR_##m, #m)
700 	DBG_BIT_PRINT(r8, P0VCC1);
701 	DBG_BIT_PRINT(r8, P0SWP);
702 #undef DBG_BIT_PRINT
703 	DPRINTF((TEXT("\n")));
704 
705 	// PCC1
706 	DPRINTF((TEXT("[PCC1 memory card only (SH3 Area 5)]\n")));
707 	DPRINTF((TEXT("PCC1 Interface Status Register\n")));
708 	r8 = reg_read_1(HD64461_PCC1ISR_REG8);
709 	bitdisp(r8);
710 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC1ISR_##m, #m)
711 	DBG_BIT_PRINT(r8, P1READY);
712 	DBG_BIT_PRINT(r8, P1MWP);
713 	DBG_BIT_PRINT(r8, P1VS2);
714 	DBG_BIT_PRINT(r8, P1VS1);
715 	DBG_BIT_PRINT(r8, P1CD2);
716 	DBG_BIT_PRINT(r8, P1CD1);
717 	DBG_BIT_PRINT(r8, P1BVD2);
718 	DBG_BIT_PRINT(r8, P1BVD1);
719 #undef DBG_BIT_PRINT
720 	DPRINTF((TEXT("\n")));
721 
722 	DPRINTF((TEXT("PCC1 General Contorol Register\n")));
723 	r8 = reg_read_1(HD64461_PCC1GCR_REG8);
724 	bitdisp(r8);
725 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC1GCR_##m, #m)
726 	DBG_BIT_PRINT(r8, P1DRVE);
727 	DBG_BIT_PRINT(r8, P1PCCR);
728 	DBG_BIT_PRINT(r8, P1VCC0);
729 	DBG_BIT_PRINT(r8, P1MMOD);
730 	DBG_BIT_PRINT(r8, P1PA25);
731 	DBG_BIT_PRINT(r8, P1PA24);
732 	DBG_BIT_PRINT(r8, P1REG);
733 #undef DBG_BIT_PRINT
734 	DPRINTF((TEXT("\n")));
735 
736 	DPRINTF((TEXT("PCC1 Card Status Change Register\n")));
737 	r8 = reg_read_1(HD64461_PCC1CSCR_REG8);
738 	bitdisp(r8);
739 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC1CSCR_##m, #m)
740 	DBG_BIT_PRINT(r8, P1SCDI);
741 	DBG_BIT_PRINT(r8, P1CDC);
742 	DBG_BIT_PRINT(r8, P1RC);
743 	DBG_BIT_PRINT(r8, P1BW);
744 	DBG_BIT_PRINT(r8, P1BD);
745 #undef DBG_BIT_PRINT
746 	DPRINTF((TEXT("\n")));
747 
748 	DPRINTF((TEXT("PCC1 Card Status Change Interrupt Enable Register\n")));
749 	r8 = reg_read_1(HD64461_PCC1CSCIER_REG8);
750 	bitdisp(r8);
751 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC1CSCIER_##m, #m)
752 	DBG_BIT_PRINT(r8, P1CRE);
753 	DBG_BIT_PRINT(r8, P1CDE);
754 	DBG_BIT_PRINT(r8, P1RE);
755 	DBG_BIT_PRINT(r8, P1BWE);
756 	DBG_BIT_PRINT(r8, P1BDE);
757 #undef DBG_BIT_PRINT
758 	DPRINTF((TEXT("\n")));
759 
760 	DPRINTF((TEXT("PCC1 Software Control Register\n")));
761 	r8 = reg_read_1(HD64461_PCC1SCR_REG8);
762 	bitdisp(r8);
763 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCC1SCR_##m, #m)
764 	DBG_BIT_PRINT(r8, P1VCC1);
765 	DBG_BIT_PRINT(r8, P1SWP);
766 #undef DBG_BIT_PRINT
767 	DPRINTF((TEXT("\n")));
768 
769 	// General Control
770 	DPRINTF((TEXT("[General Control]\n")));
771 	DPRINTF((TEXT("PCC0 Output pins Control Register\n")));
772 	r8 = reg_read_1(HD64461_PCCP0OCR_REG8);
773 	bitdisp(r8);
774 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCCP0OCR_##m, #m)
775 	DBG_BIT_PRINT(r8, P0DEPLUP);
776 	DBG_BIT_PRINT(r8, P0AEPLUP);
777 #undef DBG_BIT_PRINT
778 	DPRINTF((TEXT("\n")));
779 
780 	DPRINTF((TEXT("PCC1 Output pins Control Register\n")));
781 	r8 = reg_read_1(HD64461_PCCP1OCR_REG8);
782 	bitdisp(r8);
783 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCCP1OCR_##m, #m)
784 	DBG_BIT_PRINT(r8, P1RST8MA);
785 	DBG_BIT_PRINT(r8, P1RST4MA);
786 	DBG_BIT_PRINT(r8, P1RAS8MA);
787 	DBG_BIT_PRINT(r8, P1RAS4MA);
788 #undef DBG_BIT_PRINT
789 	DPRINTF((TEXT("\n")));
790 
791 	DPRINTF((TEXT("PC Card General Control Register\n")));
792 	r8 = reg_read_1(HD64461_PCCPGCR_REG8);
793 	bitdisp(r8);
794 #define DBG_BIT_PRINT(r, m)	_dbg_bit_print(r, HD64461_PCCPGCR_##m, #m)
795 	DBG_BIT_PRINT(r8, PSSDIR);
796 	DBG_BIT_PRINT(r8, PSSRDWR);
797 #undef DBG_BIT_PRINT
798 	DPRINTF((TEXT("\n")));
799 
800 	// GPIO
801 #define GPIO_DUMP_REG8(x)						\
802 	bitdisp(reg_read_1(HD64461_GPA##x##R_REG16));			\
803 	bitdisp(reg_read_1(HD64461_GPB##x##R_REG16));			\
804 	bitdisp(reg_read_1(HD64461_GPC##x##R_REG16));			\
805 	bitdisp(reg_read_1(HD64461_GPD##x##R_REG16))
806 #define GPIO_DUMP_REG16(x)						\
807 	bitdisp(reg_read_2(HD64461_GPA##x##R_REG16));			\
808 	bitdisp(reg_read_2(HD64461_GPB##x##R_REG16));			\
809 	bitdisp(reg_read_2(HD64461_GPC##x##R_REG16));			\
810 	bitdisp(reg_read_2(HD64461_GPD##x##R_REG16))
811 
812 	DPRINTF((TEXT("GPIO Port Control Register\n")));
813 	GPIO_DUMP_REG16(C);
814 	DPRINTF((TEXT("GPIO Port Data Register\n")));
815 	GPIO_DUMP_REG8(D);
816 	DPRINTF((TEXT("GPIO Port Interrupt Control Register\n")));
817 	GPIO_DUMP_REG8(IC);
818 	DPRINTF((TEXT("GPIO Port Interrupt Status  Register\n")));
819 	GPIO_DUMP_REG8(IS);
820 }
821 
822 #ifdef SH7709TEST
823 u_int32_t sh7707_fb_dma_addr;
824 u_int16_t val;
825 int s;
826 
827 s = suspendIntr();
828 VOLATILE_REF16(SH7707_LCDAR_REG16) = SH7707_LCDAR_LCDDMR0;
829 val = VOLATILE_REF16(SH7707_LCDDMR_REG16);
830 sh7707_fb_dma_addr = val;
831 VOLATILE_REF16(SH7707_LCDAR_REG16) = SH7707_LCDAR_LCDDMR1;
832 val = VOLATILE_REF16(SH7707_LCDDMR_REG16);
833 sh7707_fb_dma_addr |= (val << 16);
834 resumeIntr(s);
835 
836 DPRINTF((TEXT("SH7707 frame buffer dma address: 0x%08x\n"),
837     sh7707_fb_dma_addr));
838 #endif
839