|
Last change
on this file since 35 was
1,
checked in by buchmann, 17 years ago
|
|
Initial import from CVS repository
|
|
File size:
979 bytes
|
| Line | |
|---|
| 1 | extern char s[]; |
|---|
| 2 | extern int waitInt; |
|---|
| 3 | extern void itoa(int,char*); |
|---|
| 4 | |
|---|
| 5 | void SwitchOnIt(int it) |
|---|
| 6 | { |
|---|
| 7 | int i,ti; |
|---|
| 8 | int *timer=(int*)0xB0000000; |
|---|
| 9 | |
|---|
| 10 | /* Identify the active interrupt of highest priority */ |
|---|
| 11 | for (i=0; i<8; i++) |
|---|
| 12 | if (it&(1<<i)) |
|---|
| 13 | break; |
|---|
| 14 | |
|---|
| 15 | switch (i) { |
|---|
| 16 | case 0: /* SwIt 0 */ |
|---|
| 17 | break; |
|---|
| 18 | case 1: /* SwIt 1 */ |
|---|
| 19 | break; |
|---|
| 20 | case 2: { /* It 0 */ |
|---|
| 21 | int CPU = procnum() << 2; |
|---|
| 22 | int current_time=timer[0 | CPU]; |
|---|
| 23 | uputs("timer interrupt acknowledge at :",procnum()); |
|---|
| 24 | itoa(current_time,s); |
|---|
| 25 | uputs(s,procnum()); |
|---|
| 26 | uputs("",procnum()); |
|---|
| 27 | timer[3 | CPU] = 0; // reset timer irq |
|---|
| 28 | break; |
|---|
| 29 | } |
|---|
| 30 | case 3: /* It 1 */ |
|---|
| 31 | break; |
|---|
| 32 | case 4: /* It 2 */ |
|---|
| 33 | break; |
|---|
| 34 | case 5: /* It 3 */ |
|---|
| 35 | break; |
|---|
| 36 | case 6: /* It 4 */ |
|---|
| 37 | break; |
|---|
| 38 | case 7: /* It 5 */ |
|---|
| 39 | break; |
|---|
| 40 | default: |
|---|
| 41 | break; |
|---|
| 42 | } |
|---|
| 43 | } |
|---|
Note: See
TracBrowser
for help on using the repository browser.
