xref: /qemu/include/hw/isa/apm.h (revision 53fde085)
1 #ifndef APM_H
2 #define APM_H
3 
4 #include "exec/memory.h"
5 
6 #define APM_CNT_IOPORT  0xb2
7 #define ACPI_PORT_SMI_CMD APM_CNT_IOPORT
8 
9 typedef void (*apm_ctrl_changed_t)(uint32_t val, void *arg);
10 
11 typedef struct APMState {
12     uint8_t apmc;
13     uint8_t apms;
14 
15     apm_ctrl_changed_t callback;
16     void *arg;
17     MemoryRegion io;
18 } APMState;
19 
20 void apm_init(PCIDevice *dev, APMState *s, apm_ctrl_changed_t callback,
21               void *arg);
22 
23 extern const VMStateDescription vmstate_apm;
24 
25 #endif /* APM_H */
26