745148399981f21a6d17a4296b2f62ba3c35a39e
2 Mantis PCI bridge driver
4 Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com)
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #include "mantis_common.h"
22 #include "mantis_link.h"
23 #include "mantis_hif.h"
25 static void mantis_hifevm_work(struct work_struct
*work
)
27 struct mantis_ca
*ca
= container_of(work
, struct mantis_ca
, hif_evm_work
);
28 struct mantis_pci
*mantis
= ca
->ca_priv
;
30 u32 gpif_stat
, gpif_mask
;
32 gpif_stat
= mmread(MANTIS_GPIF_STATUS
);
33 gpif_mask
= mmread(MANTIS_GPIF_IRQCFG
);
34 if (!((gpif_stat
& 0xff) & (gpif_mask
& 0xff)))
37 if (gpif_stat
& MANTIS_GPIF_DETSTAT
) {
38 if (gpif_stat
& MANTIS_CARD_PLUGIN
) {
39 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis
->num
);
40 mmwrite(0xdada0000, MANTIS_CARD_RESET
);
41 mantis_event_cam_plugin(ca
);
44 if (gpif_stat
& MANTIS_CARD_PLUGOUT
) {
45 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis
->num
);
46 mmwrite(0xdada0000, MANTIS_CARD_RESET
);
47 mantis_event_cam_unplug(ca
);
51 if (gpif_stat
& MANTIS_GPIF_EXTIRQ
)
52 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis
->num
);
54 if (gpif_stat
& MANTIS_SBUF_WSTO
)
55 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis
->num
);
57 if (gpif_stat
& MANTIS_GPIF_OTHERR
)
58 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis
->num
);
60 if (gpif_stat
& MANTIS_SBUF_OVFLW
)
61 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis
->num
);
63 if (gpif_stat
& MANTIS_GPIF_BRRDY
) {
64 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis
->num
);
65 ca
->sbuf_status
= MANTIS_SBUF_DATA_AVAIL
;
66 if (ca
->hif_job_queue
& MANTIS_HIF_MEMRD
)
67 wake_up(&ca
->hif_brrdyw_wq
);
69 if (gpif_stat
& MANTIS_GPIF_WRACK
)
70 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Slave Write ACK", mantis
->num
);
72 if (gpif_stat
& MANTIS_GPIF_INTSTAT
)
73 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis
->num
);
75 if (gpif_stat
& MANTIS_SBUF_EMPTY
)
76 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis
->num
);
78 if (gpif_stat
& MANTIS_SBUF_OPDONE
) {
79 dprintk(verbose
, MANTIS_DEBUG
, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis
->num
);
80 if (ca
->hif_job_queue
) {
81 wake_up(&ca
->hif_opdone_wq
);
82 ca
->hif_event
= MANTIS_SBUF_OPDONE
;
87 int mantis_evmgr_init(struct mantis_ca
*ca
)
89 struct mantis_pci
*mantis
= ca
->ca_priv
;
91 dprintk(verbose
, MANTIS_DEBUG
, 1, "Initializing Mantis Host I/F Event manager");
92 INIT_WORK(&ca
->hif_evm_work
, mantis_hifevm_work
);
93 mantis_pcmcia_init(ca
);
94 schedule_work(&ca
->hif_evm_work
);
99 void mantis_evmgr_exit(struct mantis_ca
*ca
)
101 struct mantis_pci
*mantis
= ca
->ca_priv
;
103 dprintk(verbose
, MANTIS_DEBUG
, 1, "Mantis Host I/F Event manager exiting");
104 flush_scheduled_work();
105 mantis_pcmcia_exit(ca
);
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