C++ (Cpp) sh_intc_locate Beispiele

Beispiel #1

Datei: sh_intc.c Projekt: npe9/qemu-acid

static void sh_intc_write(void *opaque, hwaddr offset,
                          uint64_t value, unsigned size)
{
    struct intc_desc *desc = opaque;
    intc_enum *enum_ids = NULL;
    unsigned int first = 0;
    unsigned int width = 0;
    unsigned int mode = 0;
    unsigned int k;
    unsigned long *valuep;
    unsigned long mask;

#ifdef DEBUG_INTC
    printf("sh_intc_write 0x%lx 0x%08x\n", (unsigned long) offset, value);
#endif

    sh_intc_locate(desc, (unsigned long)offset, &valuep,
                   &enum_ids, &first, &width, &mode);

    switch (mode) {
    case INTC_MODE_ENABLE_REG | INTC_MODE_IS_PRIO:
        break;
    case INTC_MODE_DUAL_SET:
        value |= *valuep;
        break;
    case INTC_MODE_DUAL_CLR:
        value = *valuep & ~value;
        break;
    default:
        abort();
    }

    for (k = 0; k <= first; k++) {
        mask = ((1 << width) - 1) << ((first - k) * width);

        if ((*valuep & mask) == (value & mask))
            continue;
#if 0
        printf("k = %d, first = %d, enum = %d, mask = 0x%08x\n",
               k, first, enum_ids[k], (unsigned int)mask);
#endif
        sh_intc_toggle_mask(desc, enum_ids[k], value & mask, 0);
    }

    *valuep = value;

#ifdef DEBUG_INTC
    printf("sh_intc_write 0x%lx -> 0x%08x\n", (unsigned long) offset, value);
#endif
}

Beispiel #2

Datei: sh_intc.c Projekt: AmesianX/winkvm

static uint32_t sh_intc_read(void *opaque, target_phys_addr_t offset)
{
    struct intc_desc *desc = opaque;
    intc_enum *enum_ids = NULL;
    unsigned int first = 0;
    unsigned int width = 0;
    unsigned int mode = 0;
    unsigned long *valuep;

#ifdef DEBUG_INTC
    printf("sh_intc_read 0x%lx\n", (unsigned long) offset);
#endif

    sh_intc_locate(desc, (unsigned long)offset, &valuep, 
		   &enum_ids, &first, &width, &mode);
    return *valuep;
}