lib/x86/isr.c

71     set_idt_entry(vec, thunk, 0);  in handle_irq()
75     *thunk++ = 0x48; *thunk++ = 0x83; *thunk++ = 0xec; *thunk++ = 0x08;  in handle_irq()
77     *thunk++ = 0xc7; *thunk++ = 0x04; *thunk++ = 0x24;  in handle_irq()
80     *thunk++ = 0xc7; *thunk++ = 0x44; *thunk++ = 0x24; *thunk++ = 0x04;  in handle_irq()
83     *thunk ++ = 0xe9;  in handle_irq()
84     *(u32 *)thunk = (ulong)isr_entry_point - (ulong)(thunk + 4);  in handle_irq()
87     *thunk++ = 0x68;  in handle_irq()
90     *thunk++ = 0xe9;  in handle_irq()
91     *(u32 *)thunk = (ulong)isr_entry_point - (ulong)(thunk + 4);  in handle_irq()
99 		idt->offset0 | ((unsigned long)idt->offset1 << 16);  in handle_external_interrupt()
102 	entry |= ((unsigned long)idt->offset2 << 32);  in handle_external_interrupt()
108 		     "and $0xfffffffffffffff0, %%rsp\n\t"  in handle_external_interrupt()
113 		     "orl $0x200, (%%"R "sp)\n\t"  in handle_external_interrupt()
114 		     "push $%c[cs]\n\t"  in handle_external_interrupt()
123 		     [cs]"i"(KERNEL_CS)  in handle_external_interrupt()