3 * Stefan Roese, DENX Software Engineering, sr@denx.de.
5 * Based on original work by
6 * Roel Loeffen, (C) Copyright 2006 Prodrive B.V.
7 * Josh Huber, (C) Copyright 2001 Mission Critical Linux, Inc.
9 * See file CREDITS for list of people who contributed to this
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
27 * modifications for the DB64360 eval board based by Ingo.Assmus@keymile.com
28 * modifications for the cpci750 by reinhard.arlt@esd-electronics.com
29 * modifications for the P3M750 by roel.loeffen@prodrive.nl
33 * p3m750.c - main board support/init for the Prodrive p3m750/p3m7448.
38 #include "../../Marvell/include/memory.h"
39 #include "../../Marvell/include/pci.h"
40 #include "../../Marvell/include/mv_gen_reg.h"
50 DECLARE_GLOBAL_DATA_PTR;
57 #endif /* of CONFIG_PCI */
65 extern void flush_data_cache (void);
66 extern void invalidate_l1_instruction_cache (void);
67 extern flash_info_t flash_info[];
69 /* ------------------------------------------------------------------------- */
71 /* this is the current GT register space location */
72 /* it starts at CFG_DFL_GT_REGS but moves later to CFG_GT_REGS */
74 /* Unfortunately, we cant change it while we are in flash, so we initialize it
75 * to the "final" value. This means that any debug_led calls before
76 * board_early_init_f wont work right (like in cpu_init_f).
77 * See also my_remap_gt_regs below. (NTL)
80 void board_prebootm_init (void);
81 unsigned int INTERNAL_REG_BASE_ADDR = CFG_GT_REGS;
82 int display_mem_map (void);
85 /* ------------------------------------------------------------------------- */
88 * This is a version of the GT register space remapping function that
89 * doesn't touch globals (meaning, it's ok to run from flash.)
91 * Unfortunately, this has the side effect that a writable
92 * INTERNAL_REG_BASE_ADDR is impossible. Oh well.
95 void my_remap_gt_regs (u32 cur_loc, u32 new_loc)
99 /* check and see if it's already moved */
100 temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
101 if ((temp & 0xffff) == new_loc >> 16)
104 temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
105 0xffff0000) | (new_loc >> 16);
107 out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
109 while (GTREGREAD (INTERNAL_SPACE_DECODE) != temp);
114 static void gt_pci_config (void)
117 unsigned int val = 0x00fff864; /* DINK32: BusNum 23:16, DevNum 15:11, */
118 /* FuncNum 10:8, RegNum 7:2 */
121 * In PCIX mode devices provide their own bus and device numbers.
122 * We query the Discovery II's
123 * config registers by writing ones to the bus and device.
124 * We then update the Virtual register with the correct value for the
127 if ((GTREGREAD (PCI_0_MODE) & (BIT4 | BIT5)) != 0) { /* if PCI-X */
128 GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val);
130 GT_REG_READ (PCI_0_CONFIG_DATA_VIRTUAL_REG, &stat);
132 GT_REG_WRITE (PCI_0_CONFIG_ADDR, BIT31 | val);
133 GT_REG_WRITE (PCI_0_CONFIG_DATA_VIRTUAL_REG,
134 (stat & 0xffff0000) | CFG_PCI_IDSEL);
137 if ((GTREGREAD (PCI_1_MODE) & (BIT4 | BIT5)) != 0) { /* if PCI-X */
138 GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val);
139 GT_REG_READ (PCI_1_CONFIG_DATA_VIRTUAL_REG, &stat);
141 GT_REG_WRITE (PCI_1_CONFIG_ADDR, BIT31 | val);
142 GT_REG_WRITE (PCI_1_CONFIG_DATA_VIRTUAL_REG,
143 (stat & 0xffff0000) | CFG_PCI_IDSEL);
147 PCI_MASTER_ENABLE (0, SELF);
148 PCI_MASTER_ENABLE (1, SELF);
150 /* Enable PCI0/1 Mem0 and IO 0 disable all others */
151 GT_REG_READ (BASE_ADDR_ENABLE, &stat);
152 stat |= (1 << 11) | (1 << 12) | (1 << 13) | (1 << 16) | (1 << 17) |
154 stat &= ~((1 << 9) | (1 << 10) | (1 << 14) | (1 << 15));
155 GT_REG_WRITE (BASE_ADDR_ENABLE, stat);
158 * add write to pci remap registers for 64460.
159 * in 64360 when writing to pci base go and overide remap automaticaly,
160 * in 64460 it doesn't
162 GT_REG_WRITE (PCI_0_IO_BASE_ADDR, CFG_PCI0_IO_SPACE >> 16);
163 GT_REG_WRITE (PCI_0I_O_ADDRESS_REMAP, CFG_PCI0_IO_SPACE_PCI >> 16);
164 GT_REG_WRITE (PCI_0_IO_SIZE, (CFG_PCI0_IO_SIZE - 1) >> 16);
166 GT_REG_WRITE (PCI_0_MEMORY0_BASE_ADDR, CFG_PCI0_MEM_BASE >> 16);
167 GT_REG_WRITE (PCI_0MEMORY0_ADDRESS_REMAP, CFG_PCI0_MEM_BASE >> 16);
168 GT_REG_WRITE (PCI_0_MEMORY0_SIZE, (CFG_PCI0_MEM_SIZE - 1) >> 16);
170 GT_REG_WRITE (PCI_1_IO_BASE_ADDR, CFG_PCI1_IO_SPACE >> 16);
171 GT_REG_WRITE (PCI_1I_O_ADDRESS_REMAP, CFG_PCI1_IO_SPACE_PCI >> 16);
172 GT_REG_WRITE (PCI_1_IO_SIZE, (CFG_PCI1_IO_SIZE - 1) >> 16);
174 GT_REG_WRITE (PCI_1_MEMORY0_BASE_ADDR, CFG_PCI1_MEM_BASE >> 16);
175 GT_REG_WRITE (PCI_1MEMORY0_ADDRESS_REMAP, CFG_PCI1_MEM_BASE >> 16);
176 GT_REG_WRITE (PCI_1_MEMORY0_SIZE, (CFG_PCI1_MEM_SIZE - 1) >> 16);
178 /* PCI interface settings */
179 /* Timeout set to retry forever */
180 GT_REG_WRITE (PCI_0TIMEOUT_RETRY, 0x0);
181 GT_REG_WRITE (PCI_1TIMEOUT_RETRY, 0x0);
183 /* ronen - enable only CS0 and Internal reg!! */
184 GT_REG_WRITE (PCI_0BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe);
185 GT_REG_WRITE (PCI_1BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe);
188 * update the pci internal registers base address.
191 for (stat = 0; stat <= PCI_HOST1; stat++)
192 pciWriteConfigReg (stat,
193 PCI_INTERNAL_REGISTERS_MEMORY_MAPPED_BASE_ADDRESS,
200 /* Setup CPU interface paramaters */
201 static void gt_cpu_config (void)
203 cpu_t cpu = get_cpu_type ();
206 /* cpu configuration register */
207 tmp = GTREGREAD (CPU_CONFIGURATION);
208 /* set the SINGLE_CPU bit see MV64460 */
209 #ifndef CFG_GT_DUAL_CPU /* SINGLE_CPU seems to cause JTAG problems */
210 tmp |= CPU_CONF_SINGLE_CPU;
212 tmp &= ~CPU_CONF_AACK_DELAY_2;
213 tmp |= CPU_CONF_DP_VALID;
214 tmp |= CPU_CONF_AP_VALID;
215 tmp |= CPU_CONF_PIPELINE;
216 GT_REG_WRITE (CPU_CONFIGURATION, tmp); /* Marvell (VXWorks) writes 0x20220FF */
218 /* CPU master control register */
219 tmp = GTREGREAD (CPU_MASTER_CONTROL);
220 tmp |= CPU_MAST_CTL_ARB_EN;
222 if ((cpu == CPU_7400) ||
223 (cpu == CPU_7410) || (cpu == CPU_7455) || (cpu == CPU_7450)) {
225 tmp |= CPU_MAST_CTL_CLEAN_BLK;
226 tmp |= CPU_MAST_CTL_FLUSH_BLK;
229 /* cleanblock must be cleared for CPUs
230 * that do not support this command (603e, 750)
232 tmp &= ~CPU_MAST_CTL_CLEAN_BLK;
233 tmp &= ~CPU_MAST_CTL_FLUSH_BLK;
235 GT_REG_WRITE (CPU_MASTER_CONTROL, tmp);
239 * board_early_init_f.
241 * set up gal. device mappings, etc.
243 int board_early_init_f (void)
245 /* set up the GT the way the kernel wants it
246 * the call to move the GT register space will obviously
247 * fail if it has already been done, but we're going to assume
248 * that if it's not at the power-on location, it's where we put
249 * it last time. (huber)
251 my_remap_gt_regs (CFG_DFL_GT_REGS, CFG_GT_REGS);
256 /* mask all external interrupt sources */
257 GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_LOW, 0);
258 GT_REG_WRITE (CPU_INTERRUPT_MASK_REGISTER_HIGH, 0);
259 /* new in >MV6436x */
260 GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_LOW, 0);
261 GT_REG_WRITE (CPU_INTERRUPT_1_MASK_REGISTER_HIGH, 0);
262 /* --------------------- */
263 GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0);
264 GT_REG_WRITE (PCI_0INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0);
265 GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_LOW, 0);
266 GT_REG_WRITE (PCI_1INTERRUPT_CAUSE_MASK_REGISTER_HIGH, 0);
268 /* Device and Boot bus settings
270 memoryMapDeviceSpace(DEVICE0, 0, 0);
271 GT_REG_WRITE(DEVICE_BANK0PARAMETERS, 0);
272 memoryMapDeviceSpace(DEVICE1, 0, 0);
273 GT_REG_WRITE(DEVICE_BANK1PARAMETERS, 0);
274 memoryMapDeviceSpace(DEVICE2, 0, 0);
275 GT_REG_WRITE(DEVICE_BANK2PARAMETERS, 0);
276 memoryMapDeviceSpace(DEVICE3, 0, 0);
277 GT_REG_WRITE(DEVICE_BANK3PARAMETERS, 0);
279 GT_REG_WRITE(DEVICE_BOOT_BANK_PARAMETERS, CFG_BOOT_PAR);
284 GT_REG_WRITE (MPP_CONTROL0, CFG_MPP_CONTROL_0);
285 GT_REG_WRITE (MPP_CONTROL1, CFG_MPP_CONTROL_1);
286 GT_REG_WRITE (MPP_CONTROL2, CFG_MPP_CONTROL_2);
287 GT_REG_WRITE (MPP_CONTROL3, CFG_MPP_CONTROL_3);
289 GT_REG_WRITE (GPP_LEVEL_CONTROL, CFG_GPP_LEVEL_CONTROL);
296 /* various things to do after relocation */
312 * Enable trickle changing in RTC upon powerup
313 * No diode, 250 ohm series resistor
316 i2c_write(CFG_I2C_RTC_ADDR, 8, 1, &val, 1);
321 int board_early_init_r(void)
323 /* now relocate the debug serial driver */
324 mpsc_putchar += gd->reloc_off;
325 mpsc_getchar += gd->reloc_off;
326 mpsc_test_char += gd->reloc_off;
331 void after_reloc (ulong dest_addr, gd_t * gd)
333 memoryMapDeviceSpace (BOOT_DEVICE, CFG_BOOT_SPACE, CFG_BOOT_SIZE);
335 /* display_mem_map(); */
337 /* now, jump to the main U-Boot board init code */
339 board_init_r (gd, dest_addr);
344 * Check Board Identity:
345 * right now, assume borad type. (there is just one...after all)
348 int checkboard (void)
350 char *s = getenv("serial#");
352 printf("Board: %s", CFG_BOARD_NAME);
363 void set_led(int col)
369 /* Program Mpp[22] as Gpp[22]
370 * Program Mpp[23] as Gpp[23]
372 tmp = GTREGREAD(MPP_CONTROL2);
374 GT_REG_WRITE(MPP_CONTROL2,tmp);
376 /* Program Gpp[22] and Gpp[23] as output
378 tmp = GTREGREAD(GPP_IO_CONTROL);
380 GT_REG_WRITE(GPP_IO_CONTROL, tmp);
382 /* Program Gpp[22] and Gpp[23] as active high
384 tmp = GTREGREAD(GPP_LEVEL_CONTROL);
386 GT_REG_WRITE(GPP_LEVEL_CONTROL, tmp);
392 off_pin = ((1 << 23) | (1 << 22));
403 on_pin = ((1 << 23) | (1 << 22));
408 /* Set output Gpp[22] and Gpp[23]
410 tmp = GTREGREAD(GPP_VALUE);
413 GT_REG_WRITE(GPP_VALUE, tmp);
416 int display_mem_map (void)
419 unsigned int base, size, width;
425 printf ("SD (DDR) RAM\n");
426 for (i = 0; i <= BANK3; i++) {
427 base = memoryGetBankBaseAddress (i);
428 size = memoryGetBankSize (i);
430 printf ("BANK%d: base - 0x%08x\tsize - %dM bytes\n",
431 i, base, size >> 20);
434 /* CPU's PCI windows */
435 for (i = 0; i <= PCI_HOST1; i++) {
436 printf ("\nCPU's PCI %d windows\n", i);
437 base = pciGetSpaceBase (i, PCI_IO);
438 size = pciGetSpaceSize (i, PCI_IO);
439 printf (" IO: base - 0x%08x\tsize - %dM bytes\n", base,
441 /* ronen currently only first PCI MEM is used 3 */
442 for (j = 0; j <= PCI_REGION0; j++) {
443 base = pciGetSpaceBase (i, j);
444 size = pciGetSpaceSize (i, j);
445 printf ("MEMORY %d: base - 0x%08x\tsize - %dM bytes\n",
446 j, base, size >> 20);
449 #endif /* of CONFIG_PCI */
452 base = memoryGetDeviceBaseAddress (BOOT_DEVICE); /* Boot */
453 size = memoryGetDeviceSize (BOOT_DEVICE);
454 width = memoryGetDeviceWidth (BOOT_DEVICE) * 8;
455 printf (" BOOT: base - 0x%08x size - %dM bytes\twidth - %d bits\t- FLASH\n",
456 base, size >> 20, width);
461 /* DRAM check routines copied from gw8260 */
463 #if defined (CFG_DRAM_TEST)
465 /*********************************************************************/
466 /* NAME: move64() - moves a double word (64-bit) */
469 /* this function performs a double word move from the data at */
470 /* the source pointer to the location at the destination pointer. */
473 /* unsigned long long *src - pointer to data to move */
476 /* unsigned long long *dest - pointer to locate to move data */
481 /* RESTRICTIONS/LIMITATIONS: */
482 /* May cloober fr0. */
484 /*********************************************************************/
485 static void move64 (unsigned long long *src, unsigned long long *dest)
487 asm ("lfd 0, 0(3)\n\t" /* fpr0 = *scr */
488 "stfd 0, 0(4)" /* *dest = fpr0 */
489 : : : "fr0"); /* Clobbers fr0 */
494 #if defined (CFG_DRAM_TEST_DATA)
496 unsigned long long pattern[] = {
497 0xaaaaaaaaaaaaaaaaULL,
498 0xccccccccccccccccULL,
499 0xf0f0f0f0f0f0f0f0ULL,
500 0xff00ff00ff00ff00ULL,
501 0xffff0000ffff0000ULL,
502 0xffffffff00000000ULL,
503 0x00000000ffffffffULL,
504 0x0000ffff0000ffffULL,
505 0x00ff00ff00ff00ffULL,
506 0x0f0f0f0f0f0f0f0fULL,
507 0x3333333333333333ULL,
508 0x5555555555555555ULL
511 /*********************************************************************/
512 /* NAME: mem_test_data() - test data lines for shorts and opens */
515 /* Tests data lines for shorts and opens by forcing adjacent data */
516 /* to opposite states. Because the data lines could be routed in */
517 /* an arbitrary manner the must ensure test patterns ensure that */
518 /* every case is tested. By using the following series of binary */
519 /* patterns every combination of adjacent bits is test regardless */
522 /* ...101010101010101010101010 */
523 /* ...110011001100110011001100 */
524 /* ...111100001111000011110000 */
525 /* ...111111110000000011111111 */
527 /* Carrying this out, gives us six hex patterns as follows: */
529 /* 0xaaaaaaaaaaaaaaaa */
530 /* 0xcccccccccccccccc */
531 /* 0xf0f0f0f0f0f0f0f0 */
532 /* 0xff00ff00ff00ff00 */
533 /* 0xffff0000ffff0000 */
534 /* 0xffffffff00000000 */
536 /* The number test patterns will always be given by: */
538 /* log(base 2)(number data bits) = log2 (64) = 6 */
540 /* To test for short and opens to other signals on our boards. we */
542 /* test with the 1's complemnt of the paterns as well. */
545 /* Displays failing test pattern */
548 /* 0 - Passed test */
549 /* 1 - Failed test */
551 /* RESTRICTIONS/LIMITATIONS: */
552 /* Assumes only one one SDRAM bank */
554 /*********************************************************************/
555 int mem_test_data (void)
557 unsigned long long *pmem = (unsigned long long *) CFG_MEMTEST_START;
558 unsigned long long temp64 = 0;
559 int num_patterns = sizeof (pattern) / sizeof (pattern[0]);
563 for (i = 0; i < num_patterns; i++) {
564 move64 (&(pattern[i]), pmem);
565 move64 (pmem, &temp64);
567 /* hi = (temp64>>32) & 0xffffffff; */
568 /* lo = temp64 & 0xffffffff; */
569 /* printf("\ntemp64 = 0x%08x%08x", hi, lo); */
571 hi = (pattern[i] >> 32) & 0xffffffff;
572 lo = pattern[i] & 0xffffffff;
573 /* printf("\npattern[%d] = 0x%08x%08x", i, hi, lo); */
575 if (temp64 != pattern[i]) {
576 printf ("\n Data Test Failed, pattern 0x%08x%08x",
584 #endif /* CFG_DRAM_TEST_DATA */
586 #if defined (CFG_DRAM_TEST_ADDRESS)
587 /*********************************************************************/
588 /* NAME: mem_test_address() - test address lines */
591 /* This function performs a test to verify that each word im */
592 /* memory is uniquly addressable. The test sequence is as follows: */
594 /* 1) write the address of each word to each word. */
595 /* 2) verify that each location equals its address */
598 /* Displays failing test pattern and address */
601 /* 0 - Passed test */
602 /* 1 - Failed test */
604 /* RESTRICTIONS/LIMITATIONS: */
607 /*********************************************************************/
608 int mem_test_address (void)
610 volatile unsigned int *pmem =
611 (volatile unsigned int *) CFG_MEMTEST_START;
612 const unsigned int size = (CFG_MEMTEST_END - CFG_MEMTEST_START) / 4;
615 /* write address to each location */
616 for (i = 0; i < size; i++)
619 /* verify each loaction */
620 for (i = 0; i < size; i++) {
622 printf ("\n Address Test Failed at 0x%x", i);
628 #endif /* CFG_DRAM_TEST_ADDRESS */
630 #if defined (CFG_DRAM_TEST_WALK)
631 /*********************************************************************/
632 /* NAME: mem_march() - memory march */
635 /* Marches up through memory. At each location verifies rmask if */
636 /* read = 1. At each location write wmask if write = 1. Displays */
637 /* failing address and pattern. */
640 /* volatile unsigned long long * base - start address of test */
641 /* unsigned int size - number of dwords(64-bit) to test */
642 /* unsigned long long rmask - read verify mask */
643 /* unsigned long long wmask - wrtie verify mask */
644 /* short read - verifies rmask if read = 1 */
645 /* short write - writes wmask if write = 1 */
648 /* Displays failing test pattern and address */
651 /* 0 - Passed test */
652 /* 1 - Failed test */
654 /* RESTRICTIONS/LIMITATIONS: */
657 /*********************************************************************/
658 int mem_march (volatile unsigned long long *base,
660 unsigned long long rmask,
661 unsigned long long wmask, short read, short write)
664 unsigned long long temp = 0;
665 unsigned int hitemp, lotemp, himask, lomask;
667 for (i = 0; i < size; i++) {
669 /* temp = base[i]; */
670 move64 ((unsigned long long *) &(base[i]), &temp);
672 hitemp = (temp >> 32) & 0xffffffff;
673 lotemp = temp & 0xffffffff;
674 himask = (rmask >> 32) & 0xffffffff;
675 lomask = rmask & 0xffffffff;
677 printf ("\n Walking one's test failed: address = 0x%08x," "\n\texpected 0x%08x%08x, found 0x%08x%08x", i << 3, himask, lomask, hitemp, lotemp);
682 /* base[i] = wmask; */
683 move64 (&wmask, (unsigned long long *) &(base[i]));
688 #endif /* CFG_DRAM_TEST_WALK */
690 /*********************************************************************/
691 /* NAME: mem_test_walk() - a simple walking ones test */
694 /* Performs a walking ones through entire physical memory. The */
695 /* test uses as series of memory marches, mem_march(), to verify */
696 /* and write the test patterns to memory. The test sequence is as */
698 /* 1) march writing 0000...0001 */
699 /* 2) march verifying 0000...0001 , writing 0000...0010 */
700 /* 3) repeat step 2 shifting masks left 1 bit each time unitl */
701 /* the write mask equals 1000...0000 */
702 /* 4) march verifying 1000...0000 */
703 /* The test fails if any of the memory marches return a failure. */
706 /* Displays which pass on the memory test is executing */
709 /* 0 - Passed test */
710 /* 1 - Failed test */
712 /* RESTRICTIONS/LIMITATIONS: */
715 /*********************************************************************/
716 int mem_test_walk (void)
718 unsigned long long mask;
719 volatile unsigned long long *pmem =
720 (volatile unsigned long long *) CFG_MEMTEST_START;
721 const unsigned long size = (CFG_MEMTEST_END - CFG_MEMTEST_START) / 8;
727 printf ("Initial Pass");
728 mem_march (pmem, size, 0x0, 0x1, 0, 1);
730 printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
733 printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
735 for (i = 0; i < 63; i++) {
736 printf ("Pass %2d", i + 2);
737 if (mem_march (pmem, size, mask, mask << 1, 1, 1) != 0) {
738 /*printf("mask: 0x%x, pass: %d, ", mask, i); */
742 printf ("\b\b\b\b\b\b\b");
745 printf ("Last Pass");
746 if (mem_march (pmem, size, 0, mask, 0, 1) != 0) {
747 /* printf("mask: 0x%x", mask); */
750 printf ("\b\b\b\b\b\b\b\b\b");
752 printf ("\b\b\b\b\b\b\b\b\b");
757 /*********************************************************************/
758 /* NAME: testdram() - calls any enabled memory tests */
761 /* Runs memory tests if the environment test variables are set to */
765 /* testdramdata - If set to 'y', data test is run. */
766 /* testdramaddress - If set to 'y', address test is run. */
767 /* testdramwalk - If set to 'y', walking ones test is run */
773 /* 0 - Passed test */
774 /* 1 - Failed test */
776 /* RESTRICTIONS/LIMITATIONS: */
779 /*********************************************************************/
787 #ifdef CFG_DRAM_TEST_DATA
788 s = getenv ("testdramdata");
789 rundata = (s && (*s == 'y')) ? 1 : 0;
791 #ifdef CFG_DRAM_TEST_ADDRESS
792 s = getenv ("testdramaddress");
793 runaddress = (s && (*s == 'y')) ? 1 : 0;
795 #ifdef CFG_DRAM_TEST_WALK
796 s = getenv ("testdramwalk");
797 runwalk = (s && (*s == 'y')) ? 1 : 0;
800 if ((rundata == 1) || (runaddress == 1) || (runwalk == 1))
801 printf ("Testing RAM from 0x%08x to 0x%08x ... "
802 "(don't panic... that will take a moment !!!!)\n",
803 CFG_MEMTEST_START, CFG_MEMTEST_END);
804 #ifdef CFG_DRAM_TEST_DATA
806 printf ("Test DATA ... ");
807 if (mem_test_data () == 1) {
808 printf ("failed \n");
814 #ifdef CFG_DRAM_TEST_ADDRESS
815 if (runaddress == 1) {
816 printf ("Test ADDRESS ... ");
817 if (mem_test_address () == 1) {
818 printf ("failed \n");
824 #ifdef CFG_DRAM_TEST_WALK
826 printf ("Test WALKING ONEs ... ");
827 if (mem_test_walk () == 1) {
828 printf ("failed \n");
834 if ((rundata == 1) || (runaddress == 1) || (runwalk == 1))
839 #endif /* CFG_DRAM_TEST */
841 /* ronen - the below functions are used by the bootm function */
842 /* - we map the base register to fbe00000 (same mapping as in the LSP) */
843 /* - we turn off the RX gig dmas - to prevent the dma from overunning */
844 /* the kernel data areas. */
845 /* - we diable and invalidate the icache and dcache. */
846 void my_remap_gt_regs_bootm (u32 cur_loc, u32 new_loc)
850 temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
851 if ((temp & 0xffff) == new_loc >> 16)
854 temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
855 0xffff0000) | (new_loc >> 16);
857 out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
859 while ((WORD_SWAP (*((volatile unsigned int *) (NONE_CACHEABLE |
861 (INTERNAL_SPACE_DECODE)))))