glue.c

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/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# (c) 2003 Marcus R. Brown (mrbrown@0xd6.org)
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#include "kernel.h"
 
#ifdef F_DIntr
int DIntr()
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
    res = eie != 0;
 
    if (!eie)
        return 0;
 
    asm(".p2align 3");
    do {
        asm volatile("di");
        asm volatile("sync.p");
        asm volatile("mfc0\t%0, $12"
                     : "=r"(eie));
        eie &= 0x10000;
    } while (eie);
 
    return res;
}
#endif
 
#ifdef F_EIntr
int EIntr()
{
    int eie;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
    asm volatile("ei");
 
    return eie != 0;
}
#endif
 
#ifdef F_EnableIntc
int EnableIntc(int intc)
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    res = _EnableIntc(intc);
    EE_SYNC();
 
    if (eie)
        EI();
 
    return res;
}
#endif
 
#ifdef F_DisableIntc
int DisableIntc(int intc)
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    res = _DisableIntc(intc);
    EE_SYNC();
 
    if (eie)
        EI();
 
    return res;
}
#endif
 
#ifdef F_EnableDmac
int EnableDmac(int dmac)
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    res = _EnableDmac(dmac);
    EE_SYNC();
 
    if (eie)
        EI();
 
    return res;
}
#endif
 
#ifdef F_DisableDmac
int DisableDmac(int dmac)
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    res = _DisableDmac(dmac);
    EE_SYNC();
 
    if (eie)
        EI();
 
    return res;
}
#endif
 
#ifdef F_SetAlarm
int SetAlarm(u16 time, void (*callback)(s32 alarm_id, u16 time, void *common), void *common)
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    res = _SetAlarm(time, callback, common);
    EE_SYNC();
 
    if (eie)
        EI();
 
    return res;
}
#endif
 
#ifdef F_ReleaseAlarm
int ReleaseAlarm(int alarm_id)
{
    int eie, res;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    res = _ReleaseAlarm(alarm_id);
    EE_SYNC();
 
    if (eie)
        EI();
 
    return res;
}
#endif
 
#ifdef F_iEnableIntc
int iEnableIntc(int intc)
{
    int res = _iEnableIntc(intc);
    EE_SYNC();
 
    return res;
}
#endif
 
#ifdef F_iDisableIntc
int iDisableIntc(int intc)
{
    int res = _iDisableIntc(intc);
    EE_SYNC();
 
    return res;
}
#endif
 
#ifdef F_iEnableDmac
int iEnableDmac(int dmac)
{
    int res = _iEnableDmac(dmac);
    EE_SYNC();
 
    return res;
}
#endif
 
#ifdef F_iDisableDmac
int iDisableDmac(int dmac)
{
    int res = _iDisableDmac(dmac);
    EE_SYNC();
 
    return res;
}
#endif
 
#ifdef F_iSetAlarm
int iSetAlarm(u16 time, void (*callback)(s32 alarm_id, u16 time, void *common), void *common)
{
    int res = _iSetAlarm(time, callback, common);
    EE_SYNC();
 
    return res;
}
#endif
 
#ifdef F_iReleaseAlarm
int iReleaseAlarm(int alarm_id)
{
    int res = _iReleaseAlarm(alarm_id);
    EE_SYNC();
 
    return res;
}
#endif
 
#ifdef F_SyncDCache
void SyncDCache(void *start, void *end)
{
    int eie;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    _SyncDCache((void *)((u32)start & 0xffffffc0), (void *)((u32)end & 0xffffffc0));
 
    if (eie)
        EI();
}
#endif
 
#ifdef F_iSyncDCache
void iSyncDCache(void *start, void *end)
{
    _SyncDCache((void *)((u32)start & 0xffffffc0), (void *)((u32)end & 0xffffffc0));
}
#endif
 
#ifdef F_InvalidDCache
void InvalidDCache(void *start, void *end)
{
    int eie;
 
    asm volatile("mfc0\t%0, $12"
                 : "=r"(eie));
    eie &= 0x10000;
 
    if (eie)
        DI();
 
    _InvalidDCache((void *)((u32)start & 0xffffffc0), (void *)((u32)end & 0xffffffc0));
 
    if (eie)
        EI();
}
#endif
 
#ifdef F_iInvalidDCache
void iInvalidDCache(void *start, void *end)
{
    _InvalidDCache((void *)((u32)start & 0xffffffc0), (void *)((u32)end & 0xffffffc0));
}
#endif