soc_init.c

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#include "soc_common.h"

static Result socu_cmd1(Handle memhandle, u32 memsize)
{
    Result ret=0;
    u32 *cmdbuf = getThreadCommandBuffer();

    cmdbuf[0] = 0x00010044;
    cmdbuf[1] = memsize;
    cmdbuf[2] = 0x20;
    cmdbuf[4] = 0;
    cmdbuf[5] = memhandle;

    if((ret = svcSendSyncRequest(SOCU_handle))!=0)return ret;

    return cmdbuf[1];
}

Result SOC_Initialize(u32 *context_addr, u32 context_size)
{
    Result ret=0;

    ret = svcCreateMemoryBlock(&socMemhandle, (u32)context_addr, context_size, 0, 3);
    if(ret!=0)return ret;

    if((ret = srvGetServiceHandle(&SOCU_handle, "soc:U"))!=0)return ret;

    return socu_cmd1(socMemhandle, context_size);
}

Result SOC_Shutdown(void)
{
    Result ret=0;
    u32 *cmdbuf = getThreadCommandBuffer();

    cmdbuf[0] = 0x00190000;

    if((ret = svcSendSyncRequest(SOCU_handle))!=0)return ret;

    svcCloseHandle(SOCU_handle);
    svcCloseHandle(socMemhandle);

    return cmdbuf[1];
}