diff --git a/nx/include/switch/services/bpc.h b/nx/include/switch/services/bpc.h new file mode 100644 index 00000000..96e6d870 --- /dev/null +++ b/nx/include/switch/services/bpc.h @@ -0,0 +1,14 @@ +/** + * @file bpc.h + * @brief Board power control (bpc) service IPC wrapper. + * @author XorTroll + * @copyright libnx Authors + */ +#pragma once +#include "../types.h" + +Result bpcInitialize(void); +void bpcExit(void); + +Result bpcShutdownSystem(void); +Result bpcRebootSystem(void); diff --git a/nx/source/services/bpc.c b/nx/source/services/bpc.c new file mode 100644 index 00000000..246d1202 --- /dev/null +++ b/nx/source/services/bpc.c @@ -0,0 +1,86 @@ +#include "types.h" +#include "result.h" +#include "arm/atomics.h" +#include "kernel/ipc.h" +#include "services/bpc.h" +#include "services/sm.h" + +static Service g_bpcSrv; +static u64 g_refCnt; + +Result bpcInitialize(void) +{ + atomicIncrement64(&g_refCnt); + + if (serviceIsActive(&g_bpcSrv)) return 0; + + Result rc = 0; + if(!kernelAbove100()) rc = smGetService(&g_bpcSrv, "bpc:c"); + else rc = smGetService(&g_bpcSrv, "bpc"); + + return rc; +} + +void bpcExit(void) +{ + if (atomicDecrement64(&g_refCnt) == 0) + { + serviceClose(&g_bpcSrv); + } +} + +Result bpcShutdownSystem(void) +{ + IpcCommand c; + ipcInitialize(&c); + struct + { + u64 magic; + u64 cmd_id; + } * raw; + raw = ipcPrepareHeader(&c, sizeof(*raw)); + raw->magic = SFCI_MAGIC; + raw->cmd_id = 0; + Result rc = 0; + rc = serviceIpcDispatch(&g_bpcSrv); + if(R_SUCCEEDED(rc)) + { + IpcParsedCommand r; + ipcParse(&r); + struct + { + u64 magic; + u64 result; + } *resp = r.Raw; + rc = resp->result; + } + return rc; +} + +Result bpcRebootSystem(void) +{ + IpcCommand c; + ipcInitialize(&c); + struct + { + u64 magic; + u64 cmd_id; + } * raw; + raw = ipcPrepareHeader(&c, sizeof(*raw)); + raw->magic = SFCI_MAGIC; + raw->cmd_id = 1; + Result rc = 0; + rc = serviceIpcDispatch(&g_bpcSrv); + if(R_SUCCEEDED(rc)) + { + IpcParsedCommand r; + ipcParse(&r); + struct + { + u64 magic; + u64 result; + } *resp = r.Raw; + rc = resp->result; + } + return rc; +}