Commit | Line | Data |
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d575571e MA |
1 | /* |
2 | Mantis PCI bridge driver | |
3 | ||
4 | Copyright (C) 2005, 2006 Manu Abraham (abraham.manu@gmail.com) | |
5 | ||
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. | |
10 | ||
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. | |
15 | ||
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. | |
19 | */ | |
20 | ||
21 | #include "mantis_common.h" | |
22 | #include "mantis_link.h" | |
fadfa070 MA |
23 | #include "mantis_hif.h" |
24 | ||
25 | void mantis_hifevm_tasklet(unsigned long data) | |
26 | { | |
27 | struct mantis_ca *ca = (struct mantis_ca *) data; | |
28 | struct mantis_pci *mantis = ca->ca_priv; | |
29 | ||
30 | u32 gpif_stat; | |
31 | ||
32 | gpif_stat = mmread(MANTIS_GPIF_STATUS); | |
33 | ||
34 | if (gpif_stat & MANTIS_GPIF_DETSTAT) { | |
35 | if (gpif_stat & MANTIS_CARD_PLUGIN) { | |
d9dd5f71 | 36 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis->num); |
fadfa070 MA |
37 | mmwrite(0xdada0000, MANTIS_CARD_RESET); |
38 | // Plugin call here | |
39 | gpif_stat = 0; // crude ! | |
40 | } | |
41 | } else { | |
42 | if (gpif_stat & MANTIS_CARD_PLUGOUT) { | |
d9dd5f71 | 43 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis->num); |
fadfa070 MA |
44 | mmwrite(0xdada0000, MANTIS_CARD_RESET); |
45 | // Unplug call here | |
46 | gpif_stat = 0; // crude ! | |
47 | } | |
48 | } | |
49 | ||
50 | if (gpif_stat & MANTIS_GPIF_EXTIRQ) | |
d9dd5f71 | 51 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis->num); |
fadfa070 MA |
52 | |
53 | if (gpif_stat & MANTIS_SBUF_WSTO) | |
d9dd5f71 | 54 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis->num); |
fadfa070 MA |
55 | |
56 | if (gpif_stat & MANTIS_GPIF_OTHERR) | |
d9dd5f71 | 57 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis->num); |
fadfa070 MA |
58 | |
59 | if (gpif_stat & MANTIS_SBUF_OVFLW) | |
d9dd5f71 | 60 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis->num); |
fadfa070 MA |
61 | |
62 | if (gpif_stat & MANTIS_GPIF_BRRDY) { | |
d9dd5f71 | 63 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis->num); |
fadfa070 MA |
64 | ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL; |
65 | if (ca->hif_job_queue & MANTIS_HIF_MEMRD) | |
66 | wake_up(&ca->hif_brrdyw_wq); | |
67 | } | |
68 | if (gpif_stat & MANTIS_GPIF_WRACK) | |
d9dd5f71 | 69 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Slave Write ACK", mantis->num); |
fadfa070 MA |
70 | |
71 | if (gpif_stat & MANTIS_GPIF_INTSTAT) | |
d9dd5f71 | 72 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis->num); |
fadfa070 MA |
73 | |
74 | if (gpif_stat & MANTIS_SBUF_EMPTY) | |
d9dd5f71 | 75 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis->num); |
fadfa070 MA |
76 | |
77 | if (gpif_stat & MANTIS_SBUF_OPDONE) { | |
d9dd5f71 | 78 | dprintk(verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num); |
fadfa070 MA |
79 | if (ca->hif_job_queue) { |
80 | wake_up(&ca->hif_opdone_wq); | |
81 | ca->hif_event = MANTIS_SBUF_OPDONE; | |
82 | } | |
83 | } | |
84 | } | |
d575571e MA |
85 | |
86 | int mantis_evmgr_init(struct mantis_ca *ca) | |
87 | { | |
88 | struct mantis_pci *mantis = ca->ca_priv; | |
89 | ||
d9dd5f71 | 90 | dprintk(verbose, MANTIS_DEBUG, 1, "Initializing Mantis Host I/F Event manager"); |
fadfa070 MA |
91 | tasklet_init(&ca->hif_evm_tasklet, mantis_hifevm_tasklet, (unsigned long) ca); |
92 | ||
50d82602 MA |
93 | mantis_pcmcia_init(ca); |
94 | ||
d575571e MA |
95 | return 0; |
96 | } | |
97 | ||
98 | void mantis_evmgr_exit(struct mantis_ca *ca) | |
99 | { | |
100 | struct mantis_pci *mantis = ca->ca_priv; | |
101 | ||
d9dd5f71 | 102 | dprintk(verbose, MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting"); |
fadfa070 | 103 | tasklet_kill(&ca->hif_evm_tasklet); |
50d82602 MA |
104 | |
105 | mantis_pcmcia_exit(ca); | |
d575571e | 106 | } |