diff options
Diffstat (limited to 'drivers/pcmcia/pcmcia_ioctl.c')
| -rw-r--r-- | drivers/pcmcia/pcmcia_ioctl.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 6245fde02b7..38b3a26a3ff 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -218,6 +218,61 @@ static int pcmcia_adjust_resource_info(adjust_t *adj) return (ret); } + +/** pcmcia_get_window + */ +static int pcmcia_get_window(struct pcmcia_socket *s, window_handle_t *wh_out, + window_handle_t wh, win_req_t *req) +{ + window_t *win; + window_handle_t w; + + wh--; + if (!s || !(s->state & SOCKET_PRESENT)) + return -ENODEV; + if (wh >= MAX_WIN) + return -EINVAL; + for (w = wh; w < MAX_WIN; w++) + if (s->state & SOCKET_WIN_REQ(w)) + break; + if (w == MAX_WIN) + return -EINVAL; + win = &s->win[w]; + req->Base = win->ctl.res->start; + req->Size = win->ctl.res->end - win->ctl.res->start + 1; + req->AccessSpeed = win->ctl.speed; + req->Attributes = 0; + if (win->ctl.flags & MAP_ATTRIB) + req->Attributes |= WIN_MEMORY_TYPE_AM; + if (win->ctl.flags & MAP_ACTIVE) + req->Attributes |= WIN_ENABLE; + if (win->ctl.flags & MAP_16BIT) + req->Attributes |= WIN_DATA_WIDTH_16; + if (win->ctl.flags & MAP_USE_WAIT) + req->Attributes |= WIN_USE_WAIT; + + *wh_out = w + 1; + return 0; +} /* pcmcia_get_window */ + + +/** pcmcia_get_mem_page + * + * Change the card address of an already open memory window. + */ +static int pcmcia_get_mem_page(struct pcmcia_socket *skt, window_handle_t wh, + memreq_t *req) +{ + wh--; + if (wh >= MAX_WIN) + return -EINVAL; + + req->Page = 0; + req->CardOffset = skt->win[wh].ctl.card_start; + return 0; +} /* pcmcia_get_mem_page */ + + /** pccard_get_status * * Get the current socket state bits. We don't support the latched |