xref: /utopia/UTPA2-700.0.x/modules/sem/hal/maserati/sem/halSEM.c (revision 53ee8cc121a030b8d368113ac3e966b4705770ef)

//<MStar Software>
//******************************************************************************
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//<MStar Software>

#include "MsCommon.h"
#include "regSEM.h"
#include "halSEM.h"

//-------------------------------------------------------------------------------------------------
//  Local Defines
//-------------------------------------------------------------------------------------------------
#define REG16(addr)     *((volatile MS_U16*)((_u32RegBase+ ((addr)<< 2))))

#define SEM_ID_GP0  \
    E_SEM_DUMMY, \
    E_SEM_GE0, \
    E_SEM_GE1, \
    E_SEM_BDMA,\
    E_SEM_PM,\
    E_SEM_TEE, \
    E_SEM_MBX_RECV,\
    E_SEM_MBX_SEND, \
    E_SEM_USER0, \
    E_SEM_USER1, \
    E_SEM_USER2, \
    E_SEM_USER3, \
    E_SEM_CA, \
    E_SEM_IIC, \
    E_SEM_DUMMY, \
    E_SEM_DUMMY

//-------------------------------------------------------------------------------------------------
//  Local Variables
//-------------------------------------------------------------------------------------------------
static MS_VIRT           _u32RegBase = 0;

//-------------------------------------------------------------------------------------------------
//  Local Structures
//-------------------------------------------------------------------------------------------------
const eSemId SemIdTbl[SEM_MAX_GP_CLIENT] =
{
    SEM_ID_GP0
};

MS_S16 HAL_SEM_GetSemId(eSemId eSemId)
{
    MS_U8 idx;

    for (idx = 0; idx < SEM_MAX_GP_CLIENT; idx++)
        if (eSemId == SemIdTbl[idx])
            return idx;
    return (-1);
}

MS_BOOL HAL_SEM_SetBank(MS_VIRT u32BaseAddr)
{
    _u32RegBase = u32BaseAddr;
    return TRUE;
}

MS_U32 HAL_SEM_Get_Num(void)
{
    return REG_SEM_MAX_NUM;
}

MS_BOOL HAL_SEM_Get_Resource(MS_U8 u8SemID, MS_U16 u16ResId)
{
    if(u8SemID> REG_SEM_MAX_NUM)
        return FALSE;
    REG16(REG_SEM_ID0+ u8SemID)= u16ResId;
    return (u16ResId == REG16(REG_SEM_ID0+ u8SemID))? TRUE: FALSE;
}

MS_BOOL HAL_SEM_Free_Resource(MS_U8 u8SemID, MS_U16 u16ResId)
{
    if(u8SemID> REG_SEM_MAX_NUM)
        return FALSE;

    if (u16ResId != REG16(REG_SEM_ID0+ u8SemID))
    {
        return FALSE;
    }
    REG16(REG_SEM_ID0+ u8SemID)= 0x00;
    return TRUE;
}


MS_BOOL HAL_SEM_Reset_Resource(MS_U8 u8SemID)
{
    if(u8SemID> REG_SEM_MAX_NUM)
        return FALSE;
    REG16(REG_SEM_ID0+ u8SemID)= 0x00;
    return TRUE;
}


MS_BOOL HAL_SEM_Get_ResourceID(MS_U8 u8SemID, MS_U16* pu16ResId)
{
    if(u8SemID> REG_SEM_MAX_NUM)
        return FALSE;
    *pu16ResId = REG16(REG_SEM_ID0+ u8SemID);
    return TRUE;
}