| /kernel/trunk/core/apic.inc |
|---|
| 439,7 → 439,38 |
| pop ebp |
| ret |
| align 4 |
| get_clock_ns: |
| mov eax, [hpet_base] |
| test eax, eax |
| jz .old_tics |
| push ebx |
| pushfd |
| cli |
| mov ebx, eax |
| @@: |
| mov edx, [ebx+0xF4] |
| mov eax, [ebx+0xF0] |
| mov ecx, [ebx+0xF4] |
| cmp ecx, edx |
| jnz @B |
| mov ecx, [hpet_period] |
| mov ebx, edx |
| imul ebx, ecx |
| mul ecx |
| add edx, ebx |
| popfd |
| pop ebx |
| ret |
| .old_tics: |
| mov eax, [timer_ticks] |
| mov edx, 10000000 |
| mul edx |
| ret |
| /kernel/trunk/core/exports.inc |
|---|
| 75,6 → 75,7 |
| unmap_pages, 'UnmapPages', \ ; eax, ecx |
| sys_msg_board_str, 'SysMsgBoardStr', \ |
| sys_msg_board, 'SysMsgBoard', \ |
| get_clock_ns, 'GetClockNs', \ ;retval edx:eax 64-bit value |
| get_timer_ticks, 'GetTimerTicks', \ |
| get_stack_base, 'GetStackBase', \ |
| delay_hs, 'Delay', \ ; ebx |