Function report |
Source Code:arch\x86\kernel\apic\io_apic.c |
Create Date:2022-07-28 08:29:23 |
| Last Modify:2020-03-16 21:24:45 | Copyright©Brick |
| home page | Tree |
| Annotation kernel can get tool activity | Download SCCT | Chinese |
Name:When we mask an IO APIC routing entry, we need to write the low* word first, in order to set the mask bit before we change the* high bits!
Proto:static void ioapic_mask_entry(int apic, int pin)
Type:void
Parameter:
| Type | Parameter | Name |
|---|---|---|
| int | apic | |
| int | pin |
| 361 | union entry_union eu = { 0: enabled, 1: disabled = IOAPIC_MASKED} |
| 363 | raw_spin_lock_irqsave( & ioapic_lock, flags) |
| 364 | io_apic_write(apic, 0x10 + 2 * pin, w1) |
| 365 | io_apic_write(apic, 0x11 + 2 * pin, w2) |
| 366 | raw_spin_unlock_irqrestore( & ioapic_lock, flags) |
| Name | Describe |
|---|---|
| clear_IO_APIC_pin | |
| mp_irqdomain_deactivate |
| Source code conversion tool public plug-in interface | X |
|---|---|
| Support c/c++/esqlc/java Oracle/Informix/Mysql Plug-in can realize: logical Report Code generation and batch code conversion |