]> git.pld-linux.org Git - packages/kernel.git/blame - 2.2.21-pre2_VIA.patch
projects / packages / kernel.git / blame
? search:
summary | shortlog | log | commit | commitdiff | tree
blob | blame (incremental) | history | HEAD
- obsolete
[packages/kernel.git] / 2.2.21-pre2_VIA.patch
CommitLineData
5e76cbd2
KT		 1diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/drivers/pci/oldproc.c linux.21p2/drivers/pci/oldproc.c
2--- linux.vanilla/drivers/pci/oldproc.c Sat Dec 29 16:57:22 2001
3+++ linux.21p2/drivers/pci/oldproc.c Tue Jan 1 22:40:32 2002
4@@ -344,11 +344,11 @@
5 DEVICE( VIA, VIA_82C585, "VT 82C585 Apollo VP1/VPX"),
6 DEVICE( VIA, VIA_82C586_0, "VT 82C586 Apollo ISA"),
7 DEVICE( VIA, VIA_82C595, "VT 82C595 Apollo VP2"),
8- DEVICE( VIA, VIA_82C596_0, "VT 82C596 Apollo Pro"),
9+ DEVICE( VIA, VIA_82C596, "VT 82C596 Apollo Pro"),
10 DEVICE( VIA, VIA_82C597_0, "VT 82C597 Apollo VP3"),
11 DEVICE( VIA, VIA_82C598_0, "VT 82C598 Apollo MVP3"),
12 DEVICE( VIA, VIA_82C926, "VT 82C926 Amazon"),
13- DEVICE( VIA, VIA_82C416, "VT 82C416MV"),
14+ DEVICE( VIA, VIA_82C576_1, "VT 82C416MV"),
15 DEVICE( VIA, VIA_82C595_97, "VT 82C595 Apollo VP2/97"),
16 DEVICE( VIA, VIA_82C586_2, "VT 82C586 Apollo USB"),
17 DEVICE( VIA, VIA_82C586_3, "VT 82C586B Apollo ACPI"),
18diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/drivers/pci/quirks.c linux.21p2/drivers/pci/quirks.c
19--- linux.vanilla/drivers/pci/quirks.c Sun Mar 25 17:31:36 2001
20+++ linux.21p2/drivers/pci/quirks.c Tue Jan 1 22:39:14 2002
21@@ -144,6 +144,96 @@
22 }
23 }
24
25+/*
26+ * VIA Apollo KT133 needs PCI latency patch
27+ * Made according to a windows driver based patch by George E. Breese
28+ * see PCI Latency Adjust on http://www.viahardware.com/download/viatweak.shtm
29+ * Also see http://home.tiscalinet.de/au-ja/review-kt133a-1-en.html for
30+ * the info on which Mr Breese based his work.
31+ *
32+ * Updated based on further information from the site and also on
33+ * information provided by VIA
34+ */
35+
36+__initfunc(static void quirk_vialatency(struct pci_dev *dev, int arg))
37+{
38+ struct pci_dev *p;
39+ u8 rev;
40+ u8 busarb;
41+ /* Ok we have a potential problem chipset here. Now see if we have
42+ a buggy southbridge */
43+
44+ p=pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C686, NULL);
45+ if(p!=NULL)
46+ {
47+ pci_read_config_byte(p, PCI_CLASS_REVISION, &rev);
48+ /* 0x40 - 0x4f == 686B, 0x10 - 0x2f == 686A; thanks Dan Hollis */
49+ /* Check for buggy part revisions */
50+ if (rev < 0x40 || rev > 0x42)
51+ return;
52+ }
53+ else
54+ {
55+ p = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231, NULL);
56+ if(p==NULL) /* No problem parts */
57+ return;
58+ pci_read_config_byte(p, PCI_CLASS_REVISION, &rev);
59+ /* Check for buggy part revisions */
60+ if (rev < 0x10 || rev > 0x12)
61+ return;
62+ }
63+
64+ /*
65+ * Ok we have the problem. Now set the PCI master grant to
66+ * occur every master grant. The apparent bug is that under high
67+ * PCI load (quite common in Linux of course) you can get data
68+ * loss when the CPU is held off the bus for 3 bus master requests
69+ * This happens to include the IDE controllers....
70+ *
71+ * VIA only apply this fix when an SB Live! is present but under
72+ * both Linux and Windows this isnt enough, and we have seen
73+ * corruption without SB Live! but with things like 3 UDMA IDE
74+ * controllers. So we ignore that bit of the VIA recommendation..
75+ */
76+
77+ pci_read_config_byte(dev, 0x76, &busarb);
78+ /* Set bit 4 and bi 5 of byte 76 to 0x01
79+ "Master priority rotation on every PCI master grant */
80+ busarb &= ~(1<<5);
81+ busarb |= (1<<4);
82+ pci_write_config_byte(dev, 0x76, busarb);
83+ printk(KERN_INFO "Applying VIA southbridge workaround.\n");
84+}
85+
86+/*
87+ * Fix some problems with 'movntq' copies on Athlons. We need to ensure the
88+ * non functional memory stuff wasn't enabled by the BIOS (and thus fix
89+ * crashes when we use 100% memory bandwidth)
90+ *
91+ * VIA 8363 chipset:
92+ * VIA 8363,8622,8361 Northbridges:
93+ * - bits 5, 6, 7 at offset 0x55 need to be turned off
94+ * VIA 8367 (KT266x) Northbridges:
95+ * - bits 5, 6, 7 at offset 0x95 need to be turned off
96+ */
97+
98+__initfunc(static void pci_fixup_via_athlon_bug(struct pci_dev *d, int arg))
99+{
100+ u8 v;
101+ int where = 0x55;
102+
103+ if (d->device == PCI_DEVICE_ID_VIA_8367_0) {
104+ where = 0x95; /* the memory write queue timer register is
105+ different for the kt266x's: 0x95 not 0x55 */
106+ }
107+ pci_read_config_byte(d, where, &v);
108+ if (v & 0xe0) {
109+ printk("Trying to stomp on Athlon bug...\n");
110+ v &= 0x1f; /* clear bits 5, 6, 7 */
111+ pci_write_config_byte(d, where, v);
112+ }
113+}
114+
115
116 typedef void (*quirk_handler)(struct pci_dev *, int);
117
118@@ -162,6 +252,7 @@
119 #endif
120 { quirk_passive_release,"Passive release enable" },
121 { quirk_isa_dma_hangs, "Work around ISA DMA hangs" },
122+ { pci_fixup_via_athlon_bug, "Athlon/VIA fixup" },
123 };
124
125
126@@ -201,7 +292,14 @@
127 * This is the 82C586 variants.
128 */
129 { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C586_0, quirk_isa_dma_hangs, 0x00 },
130- { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C596_0, quirk_isa_dma_hangs, 0x00 },
131+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_82C596, quirk_isa_dma_hangs, 0x00 },
132+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8363_0, pci_fixup_via_athlon_bug, 0x00 },
133+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8622, pci_fixup_via_athlon_bug, 0x00 },
134+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8361, pci_fixup_via_athlon_bug, 0x00 },
135+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8367_0, pci_fixup_via_athlon_bug, 0x00 },
136+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8363_0, quirk_vialatency, 0x00 },
137+ { PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8371_1, quirk_vialatency, 0x00 },
138+ { PCI_VENDOR_ID_VIA, 0x3112 /* Not out yet ? */, quirk_vialatency, 0x00 },
139 };
140
141 __initfunc(void pci_quirks_init(void))
35ee715e
KT		 142diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla/include/linux/pci.h linux.21p2/include/linux/pci.h
143--- linux.vanilla/include/linux/pci.h Sat Dec 29 16:57:24 2001
144+++ linux.21p2/include/linux/pci.h Tue Jan 1 22:42:06 2002
145@@ -830,7 +830,9 @@
146 #define PCI_DEVICE_ID_TTI_HPT343 0x0003
147
148 #define PCI_VENDOR_ID_VIA 0x1106
149-#define PCI_DEVICE_ID_VIA_8371_0 0x0391
150+#define PCI_DEVICE_ID_VIA_8363_0 0x0305
151+#define PCI_DEVICE_ID_VIA_8371_0 0x0391
152+#define PCI_DEVICE_ID_VIA_8501_0 0x0501
153 #define PCI_DEVICE_ID_VIA_82C505 0x0505
154 #define PCI_DEVICE_ID_VIA_82C561 0x0561
155 #define PCI_DEVICE_ID_VIA_82C586_1 0x0571
156@@ -838,18 +840,47 @@
157 #define PCI_DEVICE_ID_VIA_82C585 0x0585
158 #define PCI_DEVICE_ID_VIA_82C586_0 0x0586
159 #define PCI_DEVICE_ID_VIA_82C595 0x0595
160-#define PCI_DEVICE_ID_VIA_82C596_0 0x0596
161+#define PCI_DEVICE_ID_VIA_82C596 0x0596
162 #define PCI_DEVICE_ID_VIA_82C597_0 0x0597
163-#define PCI_DEVICE_ID_VIA_82C598_0 0x0598
164+#define PCI_DEVICE_ID_VIA_82C598_0 0x0598
165+#define PCI_DEVICE_ID_VIA_8601_0 0x0601
166+#define PCI_DEVICE_ID_VIA_8605_0 0x0605
167+#define PCI_DEVICE_ID_VIA_82C680 0x0680
168+#define PCI_DEVICE_ID_VIA_82C686 0x0686
169+#define PCI_DEVICE_ID_VIA_82C691 0x0691
170+#define PCI_DEVICE_ID_VIA_82C693 0x0693
171+#define PCI_DEVICE_ID_VIA_82C693_1 0x0698
172 #define PCI_DEVICE_ID_VIA_82C926 0x0926
173-#define PCI_DEVICE_ID_VIA_82C416 0x1571
174+#define PCI_DEVICE_ID_VIA_82C576_1 0x1571
175 #define PCI_DEVICE_ID_VIA_82C595_97 0x1595
176 #define PCI_DEVICE_ID_VIA_82C586_2 0x3038
177 #define PCI_DEVICE_ID_VIA_82C586_3 0x3040
178+#define PCI_DEVICE_ID_VIA_6305 0x3044
179+#define PCI_DEVICE_ID_VIA_82C596_3 0x3050
180+#define PCI_DEVICE_ID_VIA_82C596B_3 0x3051
181+#define PCI_DEVICE_ID_VIA_82C686_4 0x3057
182 #define PCI_DEVICE_ID_VIA_82C686_5 0x3058
183+#define PCI_DEVICE_ID_VIA_8233_5 0x3059
184+#define PCI_DEVICE_ID_VIA_8233_7 0x3065
185+#define PCI_DEVICE_ID_VIA_82C686_6 0x3068
186+#define PCI_DEVICE_ID_VIA_8233_0 0x3074
187+#define PCI_DEVICE_ID_VIA_8233C_0 0x3109
188+#define PCI_DEVICE_ID_VIA_8633_0 0x3091
189+#define PCI_DEVICE_ID_VIA_8367_0 0x3099
190+#define PCI_DEVICE_ID_VIA_8622 0x3102
191+#define PCI_DEVICE_ID_VIA_8361 0x3112
192 #define PCI_DEVICE_ID_VIA_86C100A 0x6100
193+#define PCI_DEVICE_ID_VIA_8231 0x8231
194+#define PCI_DEVICE_ID_VIA_8231_4 0x8235
195+#define PCI_DEVICE_ID_VIA_8365_1 0x8305
196+#define PCI_DEVICE_ID_VIA_8371_1 0x8391
197+#define PCI_DEVICE_ID_VIA_8501_1 0x8501
198 #define PCI_DEVICE_ID_VIA_82C597_1 0x8597
199-#define PCI_DEVICE_ID_VIA_82C598_1 0x8598
200+#define PCI_DEVICE_ID_VIA_82C598_1 0x8598
201+#define PCI_DEVICE_ID_VIA_8601_1 0x8601
202+#define PCI_DEVICE_ID_VIA_8505_1 0X8605
203+#define PCI_DEVICE_ID_VIA_8633_1 0xB091
204+#define PCI_DEVICE_ID_VIA_8367_1 0xB099
205
206 #define PCI_VENDOR_ID_SMC2 0x1113
207 #define PCI_DEVICE_ID_SMC2_1211TX 0x1211
208@@ -1070,6 +1101,7 @@
209 #define PCI_DEVICE_ID_AVM_A1 0x0a00
210 #define PCI_DEVICE_ID_AVM_B1 0x0700
211 #define PCI_DEVICE_ID_AVM_C4 0x0800
212+#define PCI_DEVICE_ID_AVM_C2 0x1100
213 #define PCI_DEVICE_ID_AVM_T1 0x1200
214
215 #define PCI_VENDOR_ID_DIPIX 0x1246
The Linux kernel (the core of the Linux operating system)
This page took 0.111223 seconds and 4 git commands to generate.