/* Eject card from the slot */
int pxa2xx_pcmcia_detach(void *opaque)
{
PXA2xxPCMCIAState *s = (PXA2xxPCMCIAState *) opaque;
PCMCIACardClass *pcc;
if (!s->slot.attached) {
return -ENOENT;
}
pcc = PCMCIA_CARD_GET_CLASS(s->card);
pcc->detach(s->card);
s->card->slot = NULL;
s->card = NULL;
s->slot.attached = false;
if (s->irq) {
qemu_irq_lower(s->irq);
}
if (s->cd_irq) {
qemu_irq_lower(s->cd_irq);
}
return 0;
}
static void pxa2xx_pcmcia_attr_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
PXA2xxPCMCIAState *s = (PXA2xxPCMCIAState *) opaque;
PCMCIACardClass *pcc;
if (s->slot.attached) {
pcc = PCMCIA_CARD_GET_CLASS(s->card);
pcc->attr_write(s->card, offset, value);
}
}
static uint64_t pxa2xx_pcmcia_io_read(void *opaque,
hwaddr offset, unsigned size)
{
PXA2xxPCMCIAState *s = (PXA2xxPCMCIAState *) opaque;
PCMCIACardClass *pcc;
if (s->slot.attached) {
pcc = PCMCIA_CARD_GET_CLASS(s->card);
return pcc->io_read(s->card, offset);
}
return 0;
}
/* Insert a new card into a slot */
int pxa2xx_pcmcia_attach(void *opaque, PCMCIACardState *card)
{
PXA2xxPCMCIAState *s = (PXA2xxPCMCIAState *) opaque;
PCMCIACardClass *pcc;
if (s->slot.attached) {
return -EEXIST;
}
if (s->cd_irq) {
qemu_irq_raise(s->cd_irq);
}
s->card = card;
pcc = PCMCIA_CARD_GET_CLASS(s->card);
s->slot.attached = true;
s->card->slot = &s->slot;
pcc->attach(s->card);
return 0;
}
static uint8_t md_attr_read(PCMCIACardState *card, uint32_t at)
{
MicroDriveState *s = MICRODRIVE(card);
PCMCIACardClass *pcc = PCMCIA_CARD_GET_CLASS(card);
if (at < s->attr_base) {
if (at < pcc->cis_len) {
return pcc->cis[at];
} else {
return 0x00;
}
}
at -= s->attr_base;
switch (at) {
case 0x00: /* Configuration Option Register */
return s->opt;
case 0x02: /* Card Configuration Status Register */
if (s->ctrl & CTRL_IEN) {
return s->stat & ~STAT_INT;
} else {
return s->stat;
}
case 0x04: /* Pin Replacement Register */
return (s->pins & PINS_CRDY) | 0x0c;
case 0x06: /* Socket and Copy Register */
return 0x00;
#ifdef VERBOSE
default:
printf("%s: Bad attribute space register %02x\n", __func__, at);
#endif
}
return 0;
}
