| Line 843... |
Line 843... |
unsigned long ea, ta;
|
unsigned long ea, ta;
|
|
|
/* Disable IMMU */
|
/* Disable IMMU */
|
immu_disable();
|
immu_disable();
|
|
|
/* Invalidate all entries in DTLB */
|
/* Invalidate all entries in ITLB */
|
for (i = 0; i < ITLB_WAYS; i++) {
|
for (i = 0; i < ITLB_WAYS; i++) {
|
for (j = 0; j < ITLB_SETS; j++) {
|
for (j = 0; j < ITLB_SETS; j++) {
|
mtspr (SPR_ITLBMR_BASE(i) + j, 0);
|
mtspr (SPR_ITLBMR_BASE(i) + j, 0);
|
mtspr (SPR_ITLBTR_BASE(i) + j, 0);
|
mtspr (SPR_ITLBTR_BASE(i) + j, 0);
|
}
|
}
|
| Line 859... |
Line 859... |
ta = FLASH_START + (i*PAGE_SIZE);
|
ta = FLASH_START + (i*PAGE_SIZE);
|
mtspr (SPR_ITLBMR_BASE(0) + i, ea | SPR_ITLBMR_V);
|
mtspr (SPR_ITLBMR_BASE(0) + i, ea | SPR_ITLBMR_V);
|
mtspr (SPR_ITLBTR_BASE(0) + i, ta | ITLB_PR_NOLIMIT);
|
mtspr (SPR_ITLBTR_BASE(0) + i, ta | ITLB_PR_NOLIMIT);
|
}
|
}
|
|
|
/* Set dtlb permisions */
|
/* Set itlb permisions */
|
itlb_val = ITLB_PR_NOLIMIT;
|
itlb_val = ITLB_PR_NOLIMIT;
|
|
|
/* Write test program */
|
/* Write test program */
|
for (i = TLB_TEXT_SET_NB; i < ITLB_SETS; i++) {
|
for (i = TLB_TEXT_SET_NB; i < ITLB_SETS; i++) {
|
copy_jump (RAM_START + (RAM_SIZE/2) + (i*PAGE_SIZE) + (i*0x10));
|
copy_jump (RAM_START + (RAM_SIZE/2) + (i*PAGE_SIZE) + (i*0x10));
|
| Line 1093... |
Line 1093... |
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Permission test
|
/* Permission test
|
Set various permissions, perform r/w access
|
Set various permissions, perform r/w access
|
in user and supervisor mode and chack triggering
|
in user and supervisor mode and check triggering
|
of page fault exceptions */
|
of page fault exceptions */
|
int itlb_premission_test (int set)
|
int itlb_premission_test (int set)
|
{
|
{
|
int i, j;
|
int i, j;
|
unsigned long ea, ta;
|
unsigned long ea, ta;
|
