L4Re - L4 Runtime Environment
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L4 C++ interface for controlling platform-wide properties. More...
Public Types | |
enum | Opcode { Suspend = L4_PLATFORM_CTL_SYS_SUSPEND_OP, Shutdown = L4_PLATFORM_CTL_SYS_SHUTDOWN_OP, Cpu_enable = L4_PLATFORM_CTL_CPU_ENABLE_OP, Cpu_disable = L4_PLATFORM_CTL_CPU_DISABLE_OP } |
Opcodes for platform-control object. More... | |
Public Member Functions | |
l4_msgtag_t | system_suspend (l4_umword_t extras) |
Enter suspend to RAM. More... | |
l4_msgtag_t | system_shutdown (l4_umword_t reboot) |
Shutdown/Reboot the system. More... | |
l4_msgtag_t | cpu_enable (l4_umword_t phys_id) |
Enable an offline CPU. More... | |
l4_msgtag_t | cpu_disable (l4_umword_t phys_id) |
Disable an online CPU. More... | |
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l4_msgtag_t | dec_refcnt (l4_mword_t diff, l4_utcb_t *utcb=l4_utcb()) |
Decrement the in kernel reference counter for the object. More... | |
Additional Inherited Members | |
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typedef Platform_control | Class |
The target interface type (inheriting from Kobject_t) | |
typedef Typeid::Iface< PROTO, Platform_control > | __Iface |
The interface description for the derived class. | |
typedef Typeid::Merge_list< Typeid::Iface_list< __Iface >, typename Kobject ::__Iface_list > | __Iface_list |
The list of all RPC interfaces provided directly or through inheritance. | |
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L4::Cap< Class > | c () const |
Get the capability to ourselves. | |
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l4_cap_idx_t | cap () const throw () |
Return capability selector. More... | |
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static void | __check_protocols__ () |
Helper to check for protocol conflicts. | |
L4 C++ interface for controlling platform-wide properties.
Add
#include <l4/sys/platform_control>
to your code to use the platform control functions. The API allows a client to suspend, reboot or shutdown the system.
For the C interface refer to the Platform Control C API.
Definition at line 46 of file platform_control.
Opcodes for platform-control object.
Enumerator | |
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Suspend | Opcode for suspend to RAM. |
Shutdown | Opcode for shutdown / reboot. |
Cpu_enable | Opcode to enable a CPU. |
Cpu_disable | Opcode to disable a CPU. |
Definition at line 51 of file platform_control.
l4_msgtag_t L4::Platform_control::cpu_disable | ( | l4_umword_t | phys_id | ) |
Disable an online CPU.
phys_id | Physical CPU id of CPU (e.g. local APIC id) to disable. |
l4_msgtag_t L4::Platform_control::cpu_enable | ( | l4_umword_t | phys_id | ) |
Enable an offline CPU.
phys_id | Physical CPU id of CPU (e.g. local APIC id) to enable. |
l4_msgtag_t L4::Platform_control::system_shutdown | ( | l4_umword_t | reboot | ) |
Shutdown/Reboot the system.
reboot | 1 for reboot, 0 for power off |
l4_msgtag_t L4::Platform_control::system_suspend | ( | l4_umword_t | extras | ) |
Enter suspend to RAM.
extras | some extra platform-specific information needed to enter suspend to RAM. |