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83d290c5 1// SPDX-License-Identifier: GPL-2.0+
42d1f039 2/*
beba93ed 3 * Copyright 2004,2007-2011 Freescale Semiconductor, Inc.
42d1f039
WD
4 * (C) Copyright 2002, 2003 Motorola Inc.
5 * Xianghua Xiao ([email protected])
6 *
7 * (C) Copyright 2000
8 * Wolfgang Denk, DENX Software Engineering, [email protected].
42d1f039
WD
9 */
10
75b9d4ae 11#include <config.h>
42d1f039 12#include <common.h>
62f9b654 13#include <cpu_func.h>
691d719d 14#include <init.h>
36bf446b 15#include <irq_func.h>
f7ae49fc 16#include <log.h>
049f8d6f 17#include <time.h>
2189d5f1 18#include <vsprintf.h>
42d1f039
WD
19#include <watchdog.h>
20#include <command.h>
80522dc8 21#include <fsl_esdhc.h>
42d1f039 22#include <asm/cache.h>
401d1c4f 23#include <asm/global_data.h>
740280e6 24#include <asm/io.h>
199e262e 25#include <asm/mmu.h>
0b66513b 26#include <fsl_ifc.h>
199e262e 27#include <asm/fsl_law.h>
38dba0c2 28#include <asm/fsl_lbc.h>
ebbe11dd
YS
29#include <post.h>
30#include <asm/processor.h>
5614e71b 31#include <fsl_ddr_sdram.h>
f3603b43 32#include <asm/ppc.h>
c05ed00a 33#include <linux/delay.h>
42d1f039 34
591933ca
JY
35DECLARE_GLOBAL_DATA_PTR;
36
c18de0d7
IS
37/*
38 * Default board reset function
39 */
40static void
41__board_reset(void)
42{
43 /* Do nothing */
44}
45void board_reset(void) __attribute__((weak, alias("__board_reset")));
46
42d1f039
WD
47int checkcpu (void)
48{
97d80fc3 49 sys_info_t sysinfo;
97d80fc3
WD
50 uint pvr, svr;
51 uint ver;
52 uint major, minor;
4dbdb768 53 struct cpu_type *cpu;
08ef89ec 54 char buf1[32], buf2[32];
f165bc35
YS
55#if defined(CONFIG_DDR_CLK_FREQ) || defined(CONFIG_FSL_CORENET)
56 ccsr_gur_t __iomem *gur =
57 (void __iomem *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
58#endif
98ffa190
YS
59
60 /*
61 * Cornet platforms use ddr sync bit in RCW to indicate sync vs async
62 * mode. Previous platform use ddr ratio to do the same. This
63 * information is only for display here.
64 */
39aaca1f 65#ifdef CONFIG_FSL_CORENET
379c5145 66#ifdef CONFIG_SYS_FSL_QORIQ_CHASSIS2
98ffa190 67 u32 ddr_sync = 0; /* only async mode is supported */
379c5145 68#else
98ffa190 69 u32 ddr_sync = ((gur->rcwsr[5]) & FSL_CORENET_RCWSR5_DDR_SYNC)
ab48ca1a 70 >> FSL_CORENET_RCWSR5_DDR_SYNC_SHIFT;
379c5145 71#endif /* CONFIG_SYS_FSL_QORIQ_CHASSIS2 */
98ffa190
YS
72#else /* CONFIG_FSL_CORENET */
73#ifdef CONFIG_DDR_CLK_FREQ
74 u32 ddr_ratio = ((gur->porpllsr) & MPC85xx_PORPLLSR_DDR_RATIO)
75 >> MPC85xx_PORPLLSR_DDR_RATIO_SHIFT;
ee1e35be
KG
76#else
77 u32 ddr_ratio = 0;
39aaca1f 78#endif /* CONFIG_DDR_CLK_FREQ */
98ffa190
YS
79#endif /* CONFIG_FSL_CORENET */
80
fbb9ecf7
TT
81 unsigned int i, core, nr_cores = cpu_numcores();
82 u32 mask = cpu_mask();
97d80fc3 83
b8bf0adc
SL
84#ifdef CONFIG_HETROGENOUS_CLUSTERS
85 unsigned int j, dsp_core, dsp_numcores = cpu_num_dspcores();
86 u32 dsp_mask = cpu_dsp_mask();
87#endif
88
97d80fc3 89 svr = get_svr();
97d80fc3
WD
90 major = SVR_MAJ(svr);
91 minor = SVR_MIN(svr);
42d1f039 92
5122dfae
SL
93#if defined(CONFIG_SYS_FSL_QORIQ_CHASSIS2) && defined(CONFIG_E6500)
94 if (SVR_SOC_VER(svr) == SVR_T4080) {
95 ccsr_rcpm_t *rcpm =
96 (void __iomem *)(CONFIG_SYS_FSL_CORENET_RCPM_ADDR);
97
98 setbits_be32(&gur->devdisr2, FSL_CORENET_DEVDISR2_DTSEC1_6 ||
99 FSL_CORENET_DEVDISR2_DTSEC1_9);
100 setbits_be32(&gur->devdisr3, FSL_CORENET_DEVDISR3_PCIE3);
101 setbits_be32(&gur->devdisr5, FSL_CORENET_DEVDISR5_DDR3);
102
103 /* It needs SW to disable core4~7 as HW design sake on T4080 */
104 for (i = 4; i < 8; i++)
105 cpu_disable(i);
106
107 /* request core4~7 into PH20 state, prior to entering PCL10
108 * state, all cores in cluster should be placed in PH20 state.
109 */
110 setbits_be32(&rcpm->pcph20setr, 0xf0);
111
112 /* put the 2nd cluster into PCL10 state */
113 setbits_be32(&rcpm->clpcl10setr, 1 << 1);
114 }
115#endif
116
0e870980 117 if (cpu_numcores() > 1) {
21170c80
PA
118#ifndef CONFIG_MP
119 puts("Unicore software on multiprocessor system!!\n"
120 "To enable mutlticore build define CONFIG_MP\n");
121#endif
680c613a 122 volatile ccsr_pic_t *pic = (void *)(CONFIG_SYS_MPC8xxx_PIC_ADDR);
0e870980
PA
123 printf("CPU%d: ", pic->whoami);
124 } else {
125 puts("CPU: ");
126 }
1ced1216 127
67ac13b1 128 cpu = gd->arch.cpu;
1ced1216 129
58442dc0
PA
130 puts(cpu->name);
131 if (IS_E_PROCESSOR(svr))
132 puts("E");
1ced1216 133
97d80fc3
WD
134 printf(", Version: %d.%d, (0x%08x)\n", major, minor, svr);
135
6c9e789e
WD
136 pvr = get_pvr();
137 ver = PVR_VER(pvr);
138 major = PVR_MAJ(pvr);
139 minor = PVR_MIN(pvr);
140
141 printf("Core: ");
8992738d
KG
142 switch(ver) {
143 case PVR_VER_E500_V1:
144 case PVR_VER_E500_V2:
6770c5e2 145 puts("e500");
8992738d
KG
146 break;
147 case PVR_VER_E500MC:
6770c5e2 148 puts("e500mc");
8992738d
KG
149 break;
150 case PVR_VER_E5500:
6770c5e2 151 puts("e5500");
8992738d 152 break;
5b6b85ae 153 case PVR_VER_E6500:
6770c5e2 154 puts("e6500");
5b6b85ae 155 break;
8992738d 156 default:
2a3a96ca 157 puts("Unknown");
8992738d 158 break;
6c9e789e 159 }
0f060c3b 160
6c9e789e
WD
161 printf(", Version: %d.%d, (0x%08x)\n", major, minor, pvr);
162
2f1712b2
YS
163 if (nr_cores > CONFIG_MAX_CPUS) {
164 panic("\nUnexpected number of cores: %d, max is %d\n",
165 nr_cores, CONFIG_MAX_CPUS);
166 }
167
97d80fc3
WD
168 get_sys_info(&sysinfo);
169
0c12a159 170#ifdef CONFIG_SYS_FSL_SINGLE_SOURCE_CLK
171 if (sysinfo.diff_sysclk == 1)
172 puts("Single Source Clock Configuration\n");
173#endif
174
b29dee3c 175 puts("Clock Configuration:");
fbb9ecf7 176 for_each_cpu(i, core, nr_cores, mask) {
1bba30ef
WD
177 if (!(i & 3))
178 printf ("\n ");
fbb9ecf7 179 printf("CPU%d:%-4s MHz, ", core,
997399fa 180 strmhz(buf1, sysinfo.freq_processor[core]));
b29dee3c 181 }
b8bf0adc
SL
182
183#ifdef CONFIG_HETROGENOUS_CLUSTERS
184 for_each_cpu(j, dsp_core, dsp_numcores, dsp_mask) {
185 if (!(j & 3))
186 printf("\n ");
187 printf("DSP CPU%d:%-4s MHz, ", j,
188 strmhz(buf1, sysinfo.freq_processor_dsp[dsp_core]));
189 }
190#endif
191
997399fa
PK
192 printf("\n CCB:%-4s MHz,", strmhz(buf1, sysinfo.freq_systembus));
193 printf("\n");
ee1e35be 194
39aaca1f
KG
195#ifdef CONFIG_FSL_CORENET
196 if (ddr_sync == 1) {
197 printf(" DDR:%-4s MHz (%s MT/s data rate) "
198 "(Synchronous), ",
997399fa
PK
199 strmhz(buf1, sysinfo.freq_ddrbus/2),
200 strmhz(buf2, sysinfo.freq_ddrbus));
39aaca1f
KG
201 } else {
202 printf(" DDR:%-4s MHz (%s MT/s data rate) "
203 "(Asynchronous), ",
997399fa
PK
204 strmhz(buf1, sysinfo.freq_ddrbus/2),
205 strmhz(buf2, sysinfo.freq_ddrbus));
39aaca1f
KG
206 }
207#else
d4357932
KG
208 switch (ddr_ratio) {
209 case 0x0:
08ef89ec 210 printf(" DDR:%-4s MHz (%s MT/s data rate), ",
997399fa
PK
211 strmhz(buf1, sysinfo.freq_ddrbus/2),
212 strmhz(buf2, sysinfo.freq_ddrbus));
d4357932
KG
213 break;
214 case 0x7:
39aaca1f
KG
215 printf(" DDR:%-4s MHz (%s MT/s data rate) "
216 "(Synchronous), ",
997399fa
PK
217 strmhz(buf1, sysinfo.freq_ddrbus/2),
218 strmhz(buf2, sysinfo.freq_ddrbus));
d4357932
KG
219 break;
220 default:
39aaca1f
KG
221 printf(" DDR:%-4s MHz (%s MT/s data rate) "
222 "(Asynchronous), ",
997399fa
PK
223 strmhz(buf1, sysinfo.freq_ddrbus/2),
224 strmhz(buf2, sysinfo.freq_ddrbus));
d4357932
KG
225 break;
226 }
39aaca1f 227#endif
97d80fc3 228
beba93ed 229#if defined(CONFIG_FSL_LBC)
997399fa
PK
230 if (sysinfo.freq_localbus > LCRR_CLKDIV) {
231 printf("LBC:%-4s MHz\n", strmhz(buf1, sysinfo.freq_localbus));
39aaca1f 232 } else {
ada591d2 233 printf("LBC: unknown (LCRR[CLKDIV] = 0x%02lx)\n",
997399fa 234 sysinfo.freq_localbus);
39aaca1f 235 }
beba93ed 236#endif
42d1f039 237
800c73c4 238#if defined(CONFIG_FSL_IFC)
997399fa 239 printf("IFC:%-4s MHz\n", strmhz(buf1, sysinfo.freq_localbus));
800c73c4
KG
240#endif
241
1ced1216 242#ifdef CONFIG_CPM2
997399fa 243 printf("CPM: %s MHz\n", strmhz(buf1, sysinfo.freq_systembus));
1ced1216 244#endif
97d80fc3 245
b3d7f20f 246#ifdef CONFIG_QE
997399fa 247 printf(" QE:%-4s MHz\n", strmhz(buf1, sysinfo.freq_qe));
b3d7f20f
HW
248#endif
249
b8bf0adc
SL
250#if defined(CONFIG_SYS_CPRI)
251 printf(" ");
252 printf("CPRI:%-4s MHz", strmhz(buf1, sysinfo.freq_cpri));
253#endif
254
255#if defined(CONFIG_SYS_MAPLE)
256 printf("\n ");
257 printf("MAPLE:%-4s MHz, ", strmhz(buf1, sysinfo.freq_maple));
258 printf("MAPLE-ULB:%-4s MHz, ", strmhz(buf1, sysinfo.freq_maple_ulb));
259 printf("MAPLE-eTVPE:%-4s MHz\n",
260 strmhz(buf1, sysinfo.freq_maple_etvpe));
261#endif
262
39aaca1f
KG
263#ifdef CONFIG_SYS_DPAA_FMAN
264 for (i = 0; i < CONFIG_SYS_NUM_FMAN; i++) {
7eda1f8e 265 printf(" FMAN%d: %s MHz\n", i + 1,
997399fa 266 strmhz(buf1, sysinfo.freq_fman[i]));
39aaca1f
KG
267 }
268#endif
269
990e1a8c 270#ifdef CONFIG_SYS_DPAA_QBMAN
997399fa 271 printf(" QMAN: %s MHz\n", strmhz(buf1, sysinfo.freq_qman));
990e1a8c
HW
272#endif
273
39aaca1f 274#ifdef CONFIG_SYS_DPAA_PME
997399fa 275 printf(" PME: %s MHz\n", strmhz(buf1, sysinfo.freq_pme));
39aaca1f
KG
276#endif
277
6b44d9e5 278 puts("L1: D-cache 32 KiB enabled\n I-cache 32 KiB enabled\n");
42d1f039 279
f165bc35
YS
280#ifdef CONFIG_FSL_CORENET
281 /* Display the RCW, so that no one gets confused as to what RCW
282 * we're actually using for this boot.
283 */
284 puts("Reset Configuration Word (RCW):");
285 for (i = 0; i < ARRAY_SIZE(gur->rcwsr); i++) {
286 u32 rcw = in_be32(&gur->rcwsr[i]);
287
288 if ((i % 4) == 0)
289 printf("\n %08x:", i * 4);
290 printf(" %08x", rcw);
291 }
292 puts("\n");
293#endif
294
42d1f039
WD
295 return 0;
296}
297
298
299/* ------------------------------------------------------------------------- */
300
09140113 301int do_reset(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
42d1f039 302{
c348322a 303/* Everything after the first generation of PQ3 parts has RSTCR */
3aff3082 304#if defined(CONFIG_ARCH_MPC8540) || defined(CONFIG_ARCH_MPC8541) || \
99d0a312 305 defined(CONFIG_ARCH_MPC8555) || defined(CONFIG_ARCH_MPC8560)
793670c3
SP
306 unsigned long val, msr;
307
42d1f039
WD
308 /*
309 * Initiate hard reset in debug control register DBCR0
c348322a 310 * Make sure MSR[DE] = 1. This only resets the core.
42d1f039 311 */
793670c3
SP
312 msr = mfmsr ();
313 msr |= MSR_DE;
314 mtmsr (msr);
315
316 val = mfspr(DBCR0);
317 val |= 0x70000000;
318 mtspr(DBCR0,val);
c348322a
KG
319#else
320 volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
c18de0d7
IS
321
322 /* Attempt board-specific reset */
323 board_reset();
324
325 /* Next try asserting HRESET_REQ */
326 out_be32(&gur->rstcr, 0x2);
c348322a
KG
327 udelay(100);
328#endif
df90968b 329
42d1f039
WD
330 return 1;
331}
332
333
334/*
335 * Get timebase clock frequency
336 */
66412c63
KG
337#ifndef CONFIG_SYS_FSL_TBCLK_DIV
338#define CONFIG_SYS_FSL_TBCLK_DIV 8
339#endif
049f8d6f 340__weak unsigned long get_tbclk(void)
42d1f039 341{
66412c63
KG
342 unsigned long tbclk_div = CONFIG_SYS_FSL_TBCLK_DIV;
343
344 return (gd->bus_clk + (tbclk_div >> 1)) / tbclk_div;
42d1f039
WD
345}
346
347
348#if defined(CONFIG_WATCHDOG)
0f8062b2
BR
349#define WATCHDOG_MASK (TCR_WP(63) | TCR_WRC(3) | TCR_WIE)
350void
351init_85xx_watchdog(void)
352{
353 mtspr(SPRN_TCR, (mfspr(SPRN_TCR) & ~WATCHDOG_MASK) |
354 TCR_WP(CONFIG_WATCHDOG_PRESC) | TCR_WRC(CONFIG_WATCHDOG_RC));
355}
356
42d1f039
WD
357void
358reset_85xx_watchdog(void)
359{
360 /*
361 * Clear TSR(WIS) bit by writing 1
362 */
320d53da 363 mtspr(SPRN_TSR, TSR_WIS);
42d1f039 364}
df616cae
HK
365
366void
367watchdog_reset(void)
368{
369 int re_enable = disable_interrupts();
370
371 reset_85xx_watchdog();
372 if (re_enable)
373 enable_interrupts();
374}
42d1f039
WD
375#endif /* CONFIG_WATCHDOG */
376
80522dc8
AF
377/*
378 * Initializes on-chip MMC controllers.
379 * to override, implement board_mmc_init()
380 */
b75d8dc5 381int cpu_mmc_init(struct bd_info *bis)
80522dc8
AF
382{
383#ifdef CONFIG_FSL_ESDHC
384 return fsl_esdhc_mmc_init(bis);
385#else
386 return 0;
387#endif
388}
199e262e
BB
389
390/*
391 * Print out the state of various machine registers.
d789b5f5
DD
392 * Currently prints out LAWs, BR0/OR0 for LBC, CSPR/CSOR/Timing
393 * parameters for IFC and TLBs
199e262e 394 */
f3603b43 395void print_reginfo(void)
199e262e
BB
396{
397 print_tlbcam();
398 print_laws();
beba93ed 399#if defined(CONFIG_FSL_LBC)
199e262e 400 print_lbc_regs();
beba93ed 401#endif
d789b5f5
DD
402#ifdef CONFIG_FSL_IFC
403 print_ifc_regs();
404#endif
beba93ed 405
199e262e 406}
ebbe11dd 407
38dba0c2
BB
408/* Common ddr init for non-corenet fsl 85xx platforms */
409#ifndef CONFIG_FSL_CORENET
c97cd1ba
SW
410#if (defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL)) && \
411 !defined(CONFIG_SYS_INIT_L2_ADDR)
f1683aa7 412int dram_init(void)
c1fc2d4f 413{
fa08d395 414#if defined(CONFIG_SPD_EEPROM) || defined(CONFIG_DDR_SPD) || \
10343403 415 defined(CONFIG_ARCH_QEMU_E500)
088454cd 416 gd->ram_size = fsl_ddr_sdram_size();
c1fc2d4f 417#else
088454cd 418 gd->ram_size = (phys_size_t)CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
c1fc2d4f 419#endif
088454cd
SG
420
421 return 0;
c1fc2d4f
ZC
422}
423#else /* CONFIG_SYS_RAMBOOT */
f1683aa7 424int dram_init(void)
38dba0c2
BB
425{
426 phys_size_t dram_size = 0;
427
810c4427 428#if defined(CONFIG_SYS_FSL_ERRATUM_DDR_MSYNC_IN)
38dba0c2
BB
429 {
430 ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
431 unsigned int x = 10;
432 unsigned int i;
433
434 /*
435 * Work around to stabilize DDR DLL
436 */
437 out_be32(&gur->ddrdllcr, 0x81000000);
438 asm("sync;isync;msync");
439 udelay(200);
440 while (in_be32(&gur->ddrdllcr) != 0x81000100) {
441 setbits_be32(&gur->devdisr, 0x00010000);
442 for (i = 0; i < x; i++)
443 ;
444 clrbits_be32(&gur->devdisr, 0x00010000);
445 x++;
446 }
447 }
448#endif
449
1b3e3c4f
YS
450#if defined(CONFIG_SPD_EEPROM) || \
451 defined(CONFIG_DDR_SPD) || \
452 defined(CONFIG_SYS_DDR_RAW_TIMING)
38dba0c2
BB
453 dram_size = fsl_ddr_sdram();
454#else
455 dram_size = fixed_sdram();
456#endif
457 dram_size = setup_ddr_tlbs(dram_size / 0x100000);
458 dram_size *= 0x100000;
459
460#if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
461 /*
462 * Initialize and enable DDR ECC.
463 */
464 ddr_enable_ecc(dram_size);
465#endif
466
beba93ed 467#if defined(CONFIG_FSL_LBC)
38dba0c2 468 /* Some boards also have sdram on the lbc */
70961ba4 469 lbc_sdram_init();
beba93ed 470#endif
38dba0c2 471
21cd5815 472 debug("DDR: ");
088454cd
SG
473 gd->ram_size = dram_size;
474
475 return 0;
38dba0c2 476}
c1fc2d4f 477#endif /* CONFIG_SYS_RAMBOOT */
38dba0c2
BB
478#endif
479
ebbe11dd
YS
480#if CONFIG_POST & CONFIG_SYS_POST_MEMORY
481
482/* Board-specific functions defined in each board's ddr.c */
483void fsl_ddr_get_spd(generic_spd_eeprom_t *ctrl_dimms_spd,
1d71efbb 484 unsigned int ctrl_num, unsigned int dimm_slots_per_ctrl);
ebbe11dd
YS
485void read_tlbcam_entry(int idx, u32 *valid, u32 *tsize, unsigned long *epn,
486 phys_addr_t *rpn);
487unsigned int
488 setup_ddr_tlbs_phys(phys_addr_t p_addr, unsigned int memsize_in_meg);
489
9cdfe281
BB
490void clear_ddr_tlbs_phys(phys_addr_t p_addr, unsigned int memsize_in_meg);
491
ebbe11dd
YS
492static void dump_spd_ddr_reg(void)
493{
494 int i, j, k, m;
495 u8 *p_8;
496 u32 *p_32;
51370d56 497 struct ccsr_ddr __iomem *ddr[CONFIG_SYS_NUM_DDR_CTLRS];
ebbe11dd 498 generic_spd_eeprom_t
51370d56 499 spd[CONFIG_SYS_NUM_DDR_CTLRS][CONFIG_DIMM_SLOTS_PER_CTLR];
ebbe11dd 500
51370d56 501 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++)
1d71efbb 502 fsl_ddr_get_spd(spd[i], i, CONFIG_DIMM_SLOTS_PER_CTLR);
ebbe11dd 503
fc0b5948 504 puts("SPD data of all dimms (zero value is omitted)...\n");
ebbe11dd
YS
505 puts("Byte (hex) ");
506 k = 1;
51370d56 507 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) {
ebbe11dd
YS
508 for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++)
509 printf("Dimm%d ", k++);
510 }
511 puts("\n");
512 for (k = 0; k < sizeof(generic_spd_eeprom_t); k++) {
513 m = 0;
514 printf("%3d (0x%02x) ", k, k);
51370d56 515 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) {
ebbe11dd
YS
516 for (j = 0; j < CONFIG_DIMM_SLOTS_PER_CTLR; j++) {
517 p_8 = (u8 *) &spd[i][j];
518 if (p_8[k]) {
519 printf("0x%02x ", p_8[k]);
520 m++;
521 } else
522 puts(" ");
523 }
524 }
525 if (m)
526 puts("\n");
527 else
528 puts("\r");
529 }
530
51370d56 531 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) {
ebbe11dd
YS
532 switch (i) {
533 case 0:
5614e71b 534 ddr[i] = (void *)CONFIG_SYS_FSL_DDR_ADDR;
ebbe11dd 535 break;
51370d56 536#if defined(CONFIG_SYS_FSL_DDR2_ADDR) && (CONFIG_SYS_NUM_DDR_CTLRS > 1)
ebbe11dd 537 case 1:
5614e71b 538 ddr[i] = (void *)CONFIG_SYS_FSL_DDR2_ADDR;
ebbe11dd 539 break;
a4c66509 540#endif
51370d56 541#if defined(CONFIG_SYS_FSL_DDR3_ADDR) && (CONFIG_SYS_NUM_DDR_CTLRS > 2)
a4c66509 542 case 2:
5614e71b 543 ddr[i] = (void *)CONFIG_SYS_FSL_DDR3_ADDR;
a4c66509
YS
544 break;
545#endif
51370d56 546#if defined(CONFIG_SYS_FSL_DDR4_ADDR) && (CONFIG_SYS_NUM_DDR_CTLRS > 3)
a4c66509 547 case 3:
5614e71b 548 ddr[i] = (void *)CONFIG_SYS_FSL_DDR4_ADDR;
a4c66509 549 break;
ebbe11dd
YS
550#endif
551 default:
552 printf("%s unexpected controller number = %u\n",
553 __func__, i);
554 return;
555 }
556 }
557 printf("DDR registers dump for all controllers "
fc0b5948 558 "(zero value is omitted)...\n");
ebbe11dd 559 puts("Offset (hex) ");
51370d56 560 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++)
ebbe11dd
YS
561 printf(" Base + 0x%04x", (u32)ddr[i] & 0xFFFF);
562 puts("\n");
9a17eb5b 563 for (k = 0; k < sizeof(struct ccsr_ddr)/4; k++) {
ebbe11dd
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564 m = 0;
565 printf("%6d (0x%04x)", k * 4, k * 4);
51370d56 566 for (i = 0; i < CONFIG_SYS_NUM_DDR_CTLRS; i++) {
ebbe11dd
YS
567 p_32 = (u32 *) ddr[i];
568 if (p_32[k]) {
569 printf(" 0x%08x", p_32[k]);
570 m++;
571 } else
572 puts(" ");
573 }
574 if (m)
575 puts("\n");
576 else
577 puts("\r");
578 }
579 puts("\n");
580}
581
582/* invalid the TLBs for DDR and setup new ones to cover p_addr */
583static int reset_tlb(phys_addr_t p_addr, u32 size, phys_addr_t *phys_offset)
584{
585 u32 vstart = CONFIG_SYS_DDR_SDRAM_BASE;
586 unsigned long epn;
587 u32 tsize, valid, ptr;
ebbe11dd
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588 int ddr_esel;
589
9cdfe281 590 clear_ddr_tlbs_phys(p_addr, size>>20);
ebbe11dd
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591
592 /* Setup new tlb to cover the physical address */
593 setup_ddr_tlbs_phys(p_addr, size>>20);
594
595 ptr = vstart;
596 ddr_esel = find_tlb_idx((void *)ptr, 1);
597 if (ddr_esel != -1) {
598 read_tlbcam_entry(ddr_esel, &valid, &tsize, &epn, phys_offset);
599 } else {
600 printf("TLB error in function %s\n", __func__);
601 return -1;
602 }
603
604 return 0;
605}
606
607/*
608 * slide the testing window up to test another area
609 * for 32_bit system, the maximum testable memory is limited to
610 * CONFIG_MAX_MEM_MAPPED
611 */
612int arch_memory_test_advance(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
613{
614 phys_addr_t test_cap, p_addr;
615 phys_size_t p_size = min(gd->ram_size, CONFIG_MAX_MEM_MAPPED);
616
617#if !defined(CONFIG_PHYS_64BIT) || \
618 !defined(CONFIG_SYS_INIT_RAM_ADDR_PHYS) || \
619 (CONFIG_SYS_INIT_RAM_ADDR_PHYS < 0x100000000ull)
620 test_cap = p_size;
621#else
622 test_cap = gd->ram_size;
623#endif
624 p_addr = (*vstart) + (*size) + (*phys_offset);
625 if (p_addr < test_cap - 1) {
626 p_size = min(test_cap - p_addr, CONFIG_MAX_MEM_MAPPED);
627 if (reset_tlb(p_addr, p_size, phys_offset) == -1)
628 return -1;
629 *vstart = CONFIG_SYS_DDR_SDRAM_BASE;
630 *size = (u32) p_size;
631 printf("Testing 0x%08llx - 0x%08llx\n",
632 (u64)(*vstart) + (*phys_offset),
633 (u64)(*vstart) + (*phys_offset) + (*size) - 1);
634 } else
635 return 1;
636
637 return 0;
638}
639
640/* initialization for testing area */
641int arch_memory_test_prepare(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
642{
643 phys_size_t p_size = min(gd->ram_size, CONFIG_MAX_MEM_MAPPED);
644
645 *vstart = CONFIG_SYS_DDR_SDRAM_BASE;
646 *size = (u32) p_size; /* CONFIG_MAX_MEM_MAPPED < 4G */
647 *phys_offset = 0;
648
649#if !defined(CONFIG_PHYS_64BIT) || \
650 !defined(CONFIG_SYS_INIT_RAM_ADDR_PHYS) || \
651 (CONFIG_SYS_INIT_RAM_ADDR_PHYS < 0x100000000ull)
652 if (gd->ram_size > CONFIG_MAX_MEM_MAPPED) {
653 puts("Cannot test more than ");
654 print_size(CONFIG_MAX_MEM_MAPPED,
655 " without proper 36BIT support.\n");
656 }
657#endif
658 printf("Testing 0x%08llx - 0x%08llx\n",
659 (u64)(*vstart) + (*phys_offset),
660 (u64)(*vstart) + (*phys_offset) + (*size) - 1);
661
662 return 0;
663}
664
665/* invalid TLBs for DDR and remap as normal after testing */
666int arch_memory_test_cleanup(u32 *vstart, u32 *size, phys_addr_t *phys_offset)
667{
668 unsigned long epn;
669 u32 tsize, valid, ptr;
670 phys_addr_t rpn = 0;
671 int ddr_esel;
672
673 /* disable the TLBs for this testing */
674 ptr = *vstart;
675
676 while (ptr < (*vstart) + (*size)) {
677 ddr_esel = find_tlb_idx((void *)ptr, 1);
678 if (ddr_esel != -1) {
679 read_tlbcam_entry(ddr_esel, &valid, &tsize, &epn, &rpn);
680 disable_tlb(ddr_esel);
681 }
682 ptr += TSIZE_TO_BYTES(tsize);
683 }
684
685 puts("Remap DDR ");
686 setup_ddr_tlbs(gd->ram_size>>20);
687 puts("\n");
688
689 return 0;
690}
691
692void arch_memory_failure_handle(void)
693{
694 dump_spd_ddr_reg();
695}
696#endif
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