1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
|
diff -ur madwifi.old/ath/if_ath_ahb.c madwifi.dev/ath/if_ath_ahb.c
--- madwifi.old/ath/if_ath_ahb.c 2006-12-16 00:56:39.000000000 +0100
+++ madwifi.dev/ath/if_ath_ahb.c 2006-12-16 00:57:08.000000000 +0100
@@ -27,6 +27,7 @@
#include "if_athvar.h"
#include "ah_devid.h"
#include "if_ath_ahb.h"
+#include "ah_soc.h"
struct ath_ahb_softc {
struct ath_softc aps_sc;
@@ -176,6 +177,9 @@
int
ahb_enable_wmac(u_int16_t devid, u_int16_t wlanNum)
{
+ u_int32_t reset;
+ u_int32_t enable;
+
if ((devid & AR5315_REV_MAJ_M) == AR5315_REV_MAJ) {
u_int32_t reg;
u_int32_t *en = (u_int32_t *) AR5315_AHB_ARB_CTL;
@@ -203,17 +207,32 @@
/* wait for the MAC to wakeup */
while (REG_READ(AR5315_PCI_MAC_PCICFG) & AR5315_PCI_MAC_PCICFG_SPWR_DN);
} else {
- u_int32_t *en = (u_int32_t *)AR531X_ENABLE;
switch (wlanNum) {
case AR531X_WLAN0_NUM:
- *en |= AR531X_ENABLE_WLAN0;
+ reset = (AR531X_RESET_WLAN0 |
+ AR531X_RESET_WARM_WLAN0_MAC |
+ AR531X_RESET_WARM_WLAN0_BB);
+ enable = AR531X_ENABLE_WLAN0;
break;
case AR531X_WLAN1_NUM:
- *en |= AR531X_ENABLE_WLAN1;
+ reset = (AR531X_RESET_WLAN1 |
+ AR531X_RESET_WARM_WLAN1_MAC |
+ AR531X_RESET_WARM_WLAN1_BB);
+ enable = AR531X_ENABLE_WLAN1;
break;
default:
return -ENODEV;
}
+ /* reset the MAC or suffer lots of AHB PROC errors */
+ REG_WRITE(AR531X_RESETCTL, REG_READ(AR531X_RESETCTL) | reset);
+ mdelay(15);
+
+ /* take it out of reset */
+ REG_WRITE(AR531X_RESETCTL, REG_READ(AR531X_RESETCTL) & ~reset);
+ udelay(25);
+
+ /* enable it */
+ REG_WRITE(AR531X_ENABLE, REG_READ(AR531X_ENABLE) | enable);
}
return 0;
}
@@ -221,6 +240,7 @@
int
ahb_disable_wmac(u_int16_t devid, u_int16_t wlanNum)
{
+ u_int32_t enable;
if ((devid & AR5315_REV_MAJ_M) == AR5315_REV_MAJ) {
u_int32_t *en = (u_int32_t *) AR5315_AHB_ARB_CTL;
@@ -229,17 +249,17 @@
/* Enable Arbitration for WLAN */
*en &= ~AR5315_ARB_WLAN;
} else {
- u_int32_t *en = (u_int32_t *)AR531X_ENABLE;
switch (wlanNum) {
case AR531X_WLAN0_NUM:
- *en &= ~AR531X_ENABLE_WLAN0;
+ enable = AR531X_ENABLE_WLAN0;
break;
case AR531X_WLAN1_NUM:
- *en &= ~AR531X_ENABLE_WLAN1;
+ enable = AR531X_ENABLE_WLAN1;
break;
default:
return -ENODEV;
}
+ REG_WRITE(AR531X_ENABLE, REG_READ(AR531X_ENABLE) & ~enable);
}
return 0;
}
@@ -326,13 +346,18 @@
}
dev->mem_end = dev->mem_start + AR531X_WLANX_LEN;
sc->aps_sc.sc_bdev = NULL;
-
+
if (request_irq(dev->irq, ath_intr, SA_SHIRQ, dev->name, dev)) {
printk(KERN_WARNING "%s: request_irq failed\n", dev->name);
goto bad3;
}
-
- if (ath_attach(devid, dev) != 0)
+
+ struct ar531x_config config;
+ config.board = ar5312_boardConfig;
+ config.radio = radioConfig;
+ config.unit = wlanNum;
+ config.tag = NULL;
+ if (ath_attach(devid, dev, &config) != 0)
goto bad4;
athname = ath_hal_probe(ATHEROS_VENDOR_ID, devid);
printk(KERN_INFO "%s: %s: mem=0x%lx, irq=%d\n",
diff -ur madwifi.old/ath/if_ath_ahb.h madwifi.dev/ath/if_ath_ahb.h
--- madwifi.old/ath/if_ath_ahb.h 2006-12-16 00:56:39.000000000 +0100
+++ madwifi.dev/ath/if_ath_ahb.h 2006-12-16 00:57:08.000000000 +0100
@@ -10,6 +10,7 @@
#include <asm/io.h>
#include <asm/uaccess.h>
+
#define AR531X_WLAN0_NUM 0
#define AR531X_WLAN1_NUM 1
@@ -70,9 +71,18 @@
#define AR531X_WLAN1 0xb8500000
#define AR531X_WLANX_LEN 0x000ffffc
+#define AR531X_RESETCTL 0xbc003020
+#define AR531X_RESET_WLAN0 0x00000004 /* mac & bb */
+#define AR531X_RESET_WLAN1 0x00000200 /* mac & bb */
+#define AR531X_RESET_WARM_WLAN0_MAC 0x00002000
+#define AR531X_RESET_WARM_WLAN0_BB 0x00004000
+#define AR531X_RESET_WARM_WLAN1_MAC 0x00020000
+#define AR531X_RESET_WARM_WLAN1_BB 0x00040000
+
#define AR531X_ENABLE 0xbc003080
-#define AR531X_ENABLE_WLAN1 0x8
-#define AR531X_ENABLE_WLAN0 0x1
+#define AR531X_ENABLE_WLAN0 0x0001
+#define AR531X_ENABLE_WLAN1 0x0018 /* both DMA and PIO */
+
#define AR531X_RADIO_MASK_OFF 0xc8
#define AR531X_RADIO0_MASK 0x0003
#define AR531X_RADIO1_MASK 0x000c
diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
--- madwifi.old/ath/if_ath.c 2006-12-16 00:56:39.000000000 +0100
+++ madwifi.dev/ath/if_ath.c 2006-12-16 00:57:08.000000000 +0100
@@ -380,7 +380,7 @@
} while(0)
int
-ath_attach(u_int16_t devid, struct net_device *dev)
+ath_attach(u_int16_t devid, struct net_device *dev, HAL_BUS_TAG tag)
{
struct ath_softc *sc = dev->priv;
struct ieee80211com *ic = &sc->sc_ic;
@@ -421,7 +421,7 @@
* built with an ah.h that does not correspond to the hal
* module loaded in the kernel.
*/
- ah = _ath_hal_attach(devid, sc, NULL, (void *) dev->mem_start, &status);
+ ah = _ath_hal_attach(devid, sc, tag, (void *) dev->mem_start, &status);
if (ah == NULL) {
printk(KERN_ERR "%s: unable to attach hardware: '%s' (HAL status %u)\n",
dev->name, ath_get_hal_status_desc(status), status);
diff -ur madwifi.old/ath/if_ath_pci.c madwifi.dev/ath/if_ath_pci.c
--- madwifi.old/ath/if_ath_pci.c 2006-12-16 00:56:39.000000000 +0100
+++ madwifi.dev/ath/if_ath_pci.c 2006-12-16 00:57:08.000000000 +0100
@@ -218,7 +218,7 @@
break;
}
}
- if (ath_attach(vdevice, dev) != 0)
+ if (ath_attach(vdevice, dev, NULL) != 0)
goto bad4;
athname = ath_hal_probe(id->vendor, vdevice);
diff -ur madwifi.old/ath/if_athvar.h madwifi.dev/ath/if_athvar.h
--- madwifi.old/ath/if_athvar.h 2006-12-16 00:56:39.000000000 +0100
+++ madwifi.dev/ath/if_athvar.h 2006-12-16 00:57:08.000000000 +0100
@@ -681,7 +681,7 @@
#define ATH_LOCK(_sc) down(&(_sc)->sc_lock)
#define ATH_UNLOCK(_sc) up(&(_sc)->sc_lock)
-int ath_attach(u_int16_t, struct net_device *);
+int ath_attach(u_int16_t, struct net_device *, HAL_BUS_TAG);
int ath_detach(struct net_device *);
void ath_resume(struct net_device *);
void ath_suspend(struct net_device *);
diff -ur madwifi.old/THANKS madwifi.dev/THANKS
--- madwifi.old/THANKS 2006-12-16 00:56:39.000000000 +0100
+++ madwifi.dev/THANKS 2006-12-16 00:58:33.000000000 +0100
@@ -102,6 +102,7 @@
Joe Parks
Pavel Novak
Wade Mealing
+Mats Hojlund
Apologies to anyone whose name was unintentionally left off.
Please let us know if you think your name should be mentioned here!
|
