db64360.c
来自「适合KS8695X」· C语言 代码 · 共 937 行 · 第 1/2 页
C
937 行
}
/* CPU's PCI windows */
for (i = 0; i <= PCI_HOST1; i++) {
printf ("\nCPU's PCI %d windows\n", i);
base = pciGetSpaceBase (i, PCI_IO);
size = pciGetSpaceSize (i, PCI_IO);
printf (" IO: base - 0x%08x\tsize - %dM bytes\n", base,
size >> 20);
for (j = 0;
j <=
PCI_REGION0
/*ronen currently only first PCI MEM is used 3 */ ;
j++) {
base = pciGetSpaceBase (i, j);
size = pciGetSpaceSize (i, j);
printf ("MEMORY %d: base - 0x%08x\tsize - %dM bytes\n", j, base, size >> 20);
}
}
/* Devices */
printf ("\nDEVICES\n");
for (i = 0; i <= DEVICE3; i++) {
base = memoryGetDeviceBaseAddress (i);
size = memoryGetDeviceSize (i);
width = memoryGetDeviceWidth (i) * 8;
printf ("DEV %d: base - 0x%08x size - %dM bytes\twidth - %d bits", i, base, size >> 20, width);
if (i == 0)
printf ("\t- EXT SRAM (actual - 1M)\n");
else if (i == 1)
printf ("\t- RTC\n");
else if (i == 2)
printf ("\t- UART\n");
else
printf ("\t- LARGE FLASH\n");
}
/* Bootrom */
base = memoryGetDeviceBaseAddress (BOOT_DEVICE); /* Boot */
size = memoryGetDeviceSize (BOOT_DEVICE);
width = memoryGetDeviceWidth (BOOT_DEVICE) * 8;
printf (" BOOT: base - 0x%08x size - %dM bytes\twidth - %d bits\n",
base, size >> 20, width);
return (0);
}
/* DRAM check routines copied from gw8260 */
#if defined (CFG_DRAM_TEST)
/*********************************************************************/
/* NAME: move64() - moves a double word (64-bit) */
/* */
/* DESCRIPTION: */
/* this function performs a double word move from the data at */
/* the source pointer to the location at the destination pointer. */
/* */
/* INPUTS: */
/* unsigned long long *src - pointer to data to move */
/* */
/* OUTPUTS: */
/* unsigned long long *dest - pointer to locate to move data */
/* */
/* RETURNS: */
/* None */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* May cloober fr0. */
/* */
/*********************************************************************/
static void move64 (unsigned long long *src, unsigned long long *dest)
{
asm ("lfd 0, 0(3)\n\t" /* fpr0 = *scr */
"stfd 0, 0(4)" /* *dest = fpr0 */
: : : "fr0"); /* Clobbers fr0 */
return;
}
#if defined (CFG_DRAM_TEST_DATA)
unsigned long long pattern[] = {
0xaaaaaaaaaaaaaaaaULL,
0xccccccccccccccccULL,
0xf0f0f0f0f0f0f0f0ULL,
0xff00ff00ff00ff00ULL,
0xffff0000ffff0000ULL,
0xffffffff00000000ULL,
0x00000000ffffffffULL,
0x0000ffff0000ffffULL,
0x00ff00ff00ff00ffULL,
0x0f0f0f0f0f0f0f0fULL,
0x3333333333333333ULL,
0x5555555555555555ULL,
};
/*********************************************************************/
/* NAME: mem_test_data() - test data lines for shorts and opens */
/* */
/* DESCRIPTION: */
/* Tests data lines for shorts and opens by forcing adjacent data */
/* to opposite states. Because the data lines could be routed in */
/* an arbitrary manner the must ensure test patterns ensure that */
/* every case is tested. By using the following series of binary */
/* patterns every combination of adjacent bits is test regardless */
/* of routing. */
/* */
/* ...101010101010101010101010 */
/* ...110011001100110011001100 */
/* ...111100001111000011110000 */
/* ...111111110000000011111111 */
/* */
/* Carrying this out, gives us six hex patterns as follows: */
/* */
/* 0xaaaaaaaaaaaaaaaa */
/* 0xcccccccccccccccc */
/* 0xf0f0f0f0f0f0f0f0 */
/* 0xff00ff00ff00ff00 */
/* 0xffff0000ffff0000 */
/* 0xffffffff00000000 */
/* */
/* The number test patterns will always be given by: */
/* */
/* log(base 2)(number data bits) = log2 (64) = 6 */
/* */
/* To test for short and opens to other signals on our boards. we */
/* simply */
/* test with the 1's complemnt of the paterns as well. */
/* */
/* OUTPUTS: */
/* Displays failing test pattern */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* Assumes only one one SDRAM bank */
/* */
/*********************************************************************/
int mem_test_data (void)
{
unsigned long long *pmem = (unsigned long long *) CFG_MEMTEST_START;
unsigned long long temp64;
int num_patterns = sizeof (pattern) / sizeof (pattern[0]);
int i;
unsigned int hi, lo;
for (i = 0; i < num_patterns; i++) {
move64 (&(pattern[i]), pmem);
move64 (pmem, &temp64);
/* hi = (temp64>>32) & 0xffffffff; */
/* lo = temp64 & 0xffffffff; */
/* printf("\ntemp64 = 0x%08x%08x", hi, lo); */
hi = (pattern[i] >> 32) & 0xffffffff;
lo = pattern[i] & 0xffffffff;
/* printf("\npattern[%d] = 0x%08x%08x", i, hi, lo); */
if (temp64 != pattern[i]) {
printf ("\n Data Test Failed, pattern 0x%08x%08x",
hi, lo);
return 1;
}
}
return 0;
}
#endif /* CFG_DRAM_TEST_DATA */
#if defined (CFG_DRAM_TEST_ADDRESS)
/*********************************************************************/
/* NAME: mem_test_address() - test address lines */
/* */
/* DESCRIPTION: */
/* This function performs a test to verify that each word im */
/* memory is uniquly addressable. The test sequence is as follows: */
/* */
/* 1) write the address of each word to each word. */
/* 2) verify that each location equals its address */
/* */
/* OUTPUTS: */
/* Displays failing test pattern and address */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_test_address (void)
{
volatile unsigned int *pmem =
(volatile unsigned int *) CFG_MEMTEST_START;
const unsigned int size = (CFG_MEMTEST_END - CFG_MEMTEST_START) / 4;
unsigned int i;
/* write address to each location */
for (i = 0; i < size; i++) {
pmem[i] = i;
}
/* verify each loaction */
for (i = 0; i < size; i++) {
if (pmem[i] != i) {
printf ("\n Address Test Failed at 0x%x", i);
return 1;
}
}
return 0;
}
#endif /* CFG_DRAM_TEST_ADDRESS */
#if defined (CFG_DRAM_TEST_WALK)
/*********************************************************************/
/* NAME: mem_march() - memory march */
/* */
/* DESCRIPTION: */
/* Marches up through memory. At each location verifies rmask if */
/* read = 1. At each location write wmask if write = 1. Displays */
/* failing address and pattern. */
/* */
/* INPUTS: */
/* volatile unsigned long long * base - start address of test */
/* unsigned int size - number of dwords(64-bit) to test */
/* unsigned long long rmask - read verify mask */
/* unsigned long long wmask - wrtie verify mask */
/* short read - verifies rmask if read = 1 */
/* short write - writes wmask if write = 1 */
/* */
/* OUTPUTS: */
/* Displays failing test pattern and address */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_march (volatile unsigned long long *base,
unsigned int size,
unsigned long long rmask,
unsigned long long wmask, short read, short write)
{
unsigned int i;
unsigned long long temp;
unsigned int hitemp, lotemp, himask, lomask;
for (i = 0; i < size; i++) {
if (read != 0) {
/* temp = base[i]; */
move64 ((unsigned long long *) &(base[i]), &temp);
if (rmask != temp) {
hitemp = (temp >> 32) & 0xffffffff;
lotemp = temp & 0xffffffff;
himask = (rmask >> 32) & 0xffffffff;
lomask = rmask & 0xffffffff;
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);
return 1;
}
}
if (write != 0) {
/* base[i] = wmask; */
move64 (&wmask, (unsigned long long *) &(base[i]));
}
}
return 0;
}
#endif /* CFG_DRAM_TEST_WALK */
/*********************************************************************/
/* NAME: mem_test_walk() - a simple walking ones test */
/* */
/* DESCRIPTION: */
/* Performs a walking ones through entire physical memory. The */
/* test uses as series of memory marches, mem_march(), to verify */
/* and write the test patterns to memory. The test sequence is as */
/* follows: */
/* 1) march writing 0000...0001 */
/* 2) march verifying 0000...0001 , writing 0000...0010 */
/* 3) repeat step 2 shifting masks left 1 bit each time unitl */
/* the write mask equals 1000...0000 */
/* 4) march verifying 1000...0000 */
/* The test fails if any of the memory marches return a failure. */
/* */
/* OUTPUTS: */
/* Displays which pass on the memory test is executing */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int mem_test_walk (void)
{
unsigned long long mask;
volatile unsigned long long *pmem =
(volatile unsigned long long *) CFG_MEMTEST_START;
const unsigned long size = (CFG_MEMTEST_END - CFG_MEMTEST_START) / 8;
unsigned int i;
mask = 0x01;
printf ("Initial Pass");
mem_march (pmem, size, 0x0, 0x1, 0, 1);
printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
printf (" ");
printf (" ");
printf ("\b\b\b\b\b\b\b\b\b\b\b\b");
for (i = 0; i < 63; i++) {
printf ("Pass %2d", i + 2);
if (mem_march (pmem, size, mask, mask << 1, 1, 1) != 0) {
/*printf("mask: 0x%x, pass: %d, ", mask, i); */
return 1;
}
mask = mask << 1;
printf ("\b\b\b\b\b\b\b");
}
printf ("Last Pass");
if (mem_march (pmem, size, 0, mask, 0, 1) != 0) {
/* printf("mask: 0x%x", mask); */
return 1;
}
printf ("\b\b\b\b\b\b\b\b\b");
printf (" ");
printf ("\b\b\b\b\b\b\b\b\b");
return 0;
}
/*********************************************************************/
/* NAME: testdram() - calls any enabled memory tests */
/* */
/* DESCRIPTION: */
/* Runs memory tests if the environment test variables are set to */
/* 'y'. */
/* */
/* INPUTS: */
/* testdramdata - If set to 'y', data test is run. */
/* testdramaddress - If set to 'y', address test is run. */
/* testdramwalk - If set to 'y', walking ones test is run */
/* */
/* OUTPUTS: */
/* None */
/* */
/* RETURNS: */
/* 0 - Passed test */
/* 1 - Failed test */
/* */
/* RESTRICTIONS/LIMITATIONS: */
/* */
/* */
/*********************************************************************/
int testdram (void)
{
char *s;
int rundata, runaddress, runwalk;
s = getenv ("testdramdata");
rundata = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramaddress");
runaddress = (s && (*s == 'y')) ? 1 : 0;
s = getenv ("testdramwalk");
runwalk = (s && (*s == 'y')) ? 1 : 0;
/* rundata = 1; */
/* runaddress = 0; */
/* runwalk = 0; */
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("Testing RAM from 0x%08x to 0x%08x ... (don't panic... that will take a moment !!!!)\n", CFG_MEMTEST_START, CFG_MEMTEST_END);
}
#ifdef CFG_DRAM_TEST_DATA
if (rundata == 1) {
printf ("Test DATA ... ");
if (mem_test_data () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
#ifdef CFG_DRAM_TEST_ADDRESS
if (runaddress == 1) {
printf ("Test ADDRESS ... ");
if (mem_test_address () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
#ifdef CFG_DRAM_TEST_WALK
if (runwalk == 1) {
printf ("Test WALKING ONEs ... ");
if (mem_test_walk () == 1) {
printf ("failed \n");
return 1;
} else
printf ("ok \n");
}
#endif
if ((rundata == 1) || (runaddress == 1) || (runwalk == 1)) {
printf ("passed\n");
}
return 0;
}
#endif /* CFG_DRAM_TEST */
/* ronen - the below functions are used by the bootm function */
/* - we map the base register to fbe00000 (same mapping as in the LSP) */
/* - we turn off the RX gig dmas - to prevent the dma from overunning */
/* the kernel data areas. */
/* - we diable and invalidate the icache and dcache. */
void my_remap_gt_regs_bootm (u32 cur_loc, u32 new_loc)
{
u32 temp;
temp = in_le32 ((u32 *) (new_loc + INTERNAL_SPACE_DECODE));
if ((temp & 0xffff) == new_loc >> 16)
return;
temp = (in_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE)) &
0xffff0000) | (new_loc >> 16);
out_le32 ((u32 *) (cur_loc + INTERNAL_SPACE_DECODE), temp);
while ((WORD_SWAP (*((volatile unsigned int *) (NONE_CACHEABLE |
new_loc |
(INTERNAL_SPACE_DECODE)))))
!= temp);
}
void board_prebootm_init ()
{
/* change window size of PCI1 IO in order tp prevent overlaping with REG BASE. */
GT_REG_WRITE (PCI_1_IO_SIZE, (_64K - 1) >> 16);
/* Stop GigE Rx DMA engines */
GT_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG (0), 0x0000ff00);
GT_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG (1), 0x0000ff00);
/* MV_REG_WRITE (MV64360_ETH_RECEIVE_QUEUE_COMMAND_REG(2), 0x0000ff00); */
/* Relocate MV64360 internal regs */
my_remap_gt_regs_bootm (CFG_GT_REGS, BRIDGE_REG_BASE_BOOTM);
icache_disable ();
invalidate_l1_instruction_cache ();
flush_data_cache ();
dcache_disable ();
}
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