diff options
author | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-09-27 12:50:25 -0400 |
---|---|---|
committer | Stephen Rothwell <sfr@canb.auug.org.au> | 2005-09-27 12:50:25 -0400 |
commit | d387899f3f7092edbafe16d69ea9737846473e99 (patch) | |
tree | b8e6e1fd681e841bf81d79cfe273d9434c010f76 /arch/ppc64 | |
parent | cc14d430837e8854bd160275ad71d887a8a98488 (diff) |
powerpc: Move iSeries_pci.c to powerpc/platform/iseries
and rename it to pci.c. This also required moving
arch/ppc64/kernel/pci.h into include/asm-powerpc (called
ppc-pci.h.
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Diffstat (limited to 'arch/ppc64')
-rw-r--r-- | arch/ppc64/kernel/Makefile | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/bpa_iommu.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/bpa_setup.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/eeh.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/iSeries_pci.c | 905 | ||||
-rw-r--r-- | arch/ppc64/kernel/maple_pci.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/pSeries_iommu.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/pSeries_pci.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/pSeries_setup.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci.h | 54 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci_direct_iommu.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci_dn.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/pci_iommu.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/pmac_pci.c | 2 | ||||
-rw-r--r-- | arch/ppc64/kernel/rtas_pci.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/sys_ppc32.c | 3 | ||||
-rw-r--r-- | arch/ppc64/kernel/u3_iommu.c | 3 |
18 files changed, 16 insertions, 983 deletions
diff --git a/arch/ppc64/kernel/Makefile b/arch/ppc64/kernel/Makefile index 5988d555d36d..8473a8784567 100644 --- a/arch/ppc64/kernel/Makefile +++ b/arch/ppc64/kernel/Makefile | |||
@@ -16,7 +16,7 @@ obj-y += vdso32/ vdso64/ | |||
16 | 16 | ||
17 | obj-$(CONFIG_PPC_OF) += of_device.o | 17 | obj-$(CONFIG_PPC_OF) += of_device.o |
18 | 18 | ||
19 | pci-obj-$(CONFIG_PPC_ISERIES) += iSeries_pci.o iSeries_irq.o \ | 19 | pci-obj-$(CONFIG_PPC_ISERIES) += iSeries_irq.o \ |
20 | iSeries_VpdInfo.o | 20 | iSeries_VpdInfo.o |
21 | pci-obj-$(CONFIG_PPC_MULTIPLATFORM) += pci_dn.o pci_direct_iommu.o | 21 | pci-obj-$(CONFIG_PPC_MULTIPLATFORM) += pci_dn.o pci_direct_iommu.o |
22 | 22 | ||
diff --git a/arch/ppc64/kernel/bpa_iommu.c b/arch/ppc64/kernel/bpa_iommu.c index f33a7bccb0d7..0cc463f24539 100644 --- a/arch/ppc64/kernel/bpa_iommu.c +++ b/arch/ppc64/kernel/bpa_iommu.c | |||
@@ -39,8 +39,8 @@ | |||
39 | #include <asm/pmac_feature.h> | 39 | #include <asm/pmac_feature.h> |
40 | #include <asm/abs_addr.h> | 40 | #include <asm/abs_addr.h> |
41 | #include <asm/system.h> | 41 | #include <asm/system.h> |
42 | #include <asm/ppc-pci.h> | ||
42 | 43 | ||
43 | #include "pci.h" | ||
44 | #include "bpa_iommu.h" | 44 | #include "bpa_iommu.h" |
45 | 45 | ||
46 | static inline unsigned long | 46 | static inline unsigned long |
diff --git a/arch/ppc64/kernel/bpa_setup.c b/arch/ppc64/kernel/bpa_setup.c index 57b3db66f458..9f915f4222b1 100644 --- a/arch/ppc64/kernel/bpa_setup.c +++ b/arch/ppc64/kernel/bpa_setup.c | |||
@@ -43,8 +43,8 @@ | |||
43 | #include <asm/time.h> | 43 | #include <asm/time.h> |
44 | #include <asm/nvram.h> | 44 | #include <asm/nvram.h> |
45 | #include <asm/cputable.h> | 45 | #include <asm/cputable.h> |
46 | #include <asm/ppc-pci.h> | ||
46 | 47 | ||
47 | #include "pci.h" | ||
48 | #include "bpa_iic.h" | 48 | #include "bpa_iic.h" |
49 | #include "bpa_iommu.h" | 49 | #include "bpa_iommu.h" |
50 | 50 | ||
diff --git a/arch/ppc64/kernel/eeh.c b/arch/ppc64/kernel/eeh.c index ba93fd731222..035d1b14a207 100644 --- a/arch/ppc64/kernel/eeh.c +++ b/arch/ppc64/kernel/eeh.c | |||
@@ -33,7 +33,7 @@ | |||
33 | #include <asm/rtas.h> | 33 | #include <asm/rtas.h> |
34 | #include <asm/atomic.h> | 34 | #include <asm/atomic.h> |
35 | #include <asm/systemcfg.h> | 35 | #include <asm/systemcfg.h> |
36 | #include "pci.h" | 36 | #include <asm/ppc-pci.h> |
37 | 37 | ||
38 | #undef DEBUG | 38 | #undef DEBUG |
39 | 39 | ||
diff --git a/arch/ppc64/kernel/iSeries_pci.c b/arch/ppc64/kernel/iSeries_pci.c deleted file mode 100644 index fbc273c32bcc..000000000000 --- a/arch/ppc64/kernel/iSeries_pci.c +++ /dev/null | |||
@@ -1,905 +0,0 @@ | |||
1 | /* | ||
2 | * iSeries_pci.c | ||
3 | * | ||
4 | * Copyright (C) 2001 Allan Trautman, IBM Corporation | ||
5 | * | ||
6 | * iSeries specific routines for PCI. | ||
7 | * | ||
8 | * Based on code from pci.c and iSeries_pci.c 32bit | ||
9 | * | ||
10 | * This program is free software; you can redistribute it and/or modify | ||
11 | * it under the terms of the GNU General Public License as published by | ||
12 | * the Free Software Foundation; either version 2 of the License, or | ||
13 | * (at your option) any later version. | ||
14 | * | ||
15 | * This program is distributed in the hope that it will be useful, | ||
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
18 | * GNU General Public License for more details. | ||
19 | * | ||
20 | * You should have received a copy of the GNU General Public License | ||
21 | * along with this program; if not, write to the Free Software | ||
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
23 | */ | ||
24 | #include <linux/kernel.h> | ||
25 | #include <linux/list.h> | ||
26 | #include <linux/string.h> | ||
27 | #include <linux/init.h> | ||
28 | #include <linux/module.h> | ||
29 | #include <linux/ide.h> | ||
30 | #include <linux/pci.h> | ||
31 | |||
32 | #include <asm/io.h> | ||
33 | #include <asm/irq.h> | ||
34 | #include <asm/prom.h> | ||
35 | #include <asm/machdep.h> | ||
36 | #include <asm/pci-bridge.h> | ||
37 | #include <asm/ppcdebug.h> | ||
38 | #include <asm/iommu.h> | ||
39 | |||
40 | #include <asm/iSeries/HvCallPci.h> | ||
41 | #include <asm/iSeries/HvCallXm.h> | ||
42 | #include <asm/iSeries/iSeries_irq.h> | ||
43 | #include <asm/iSeries/iSeries_pci.h> | ||
44 | #include <asm/iSeries/mf.h> | ||
45 | |||
46 | #include "pci.h" | ||
47 | |||
48 | extern unsigned long io_page_mask; | ||
49 | |||
50 | /* | ||
51 | * Forward declares of prototypes. | ||
52 | */ | ||
53 | static struct iSeries_Device_Node *find_Device_Node(int bus, int devfn); | ||
54 | static void scan_PHB_slots(struct pci_controller *Phb); | ||
55 | static void scan_EADS_bridge(HvBusNumber Bus, HvSubBusNumber SubBus, int IdSel); | ||
56 | static int scan_bridge_slot(HvBusNumber Bus, struct HvCallPci_BridgeInfo *Info); | ||
57 | |||
58 | LIST_HEAD(iSeries_Global_Device_List); | ||
59 | |||
60 | static int DeviceCount; | ||
61 | |||
62 | /* Counters and control flags. */ | ||
63 | static long Pci_Io_Read_Count; | ||
64 | static long Pci_Io_Write_Count; | ||
65 | #if 0 | ||
66 | static long Pci_Cfg_Read_Count; | ||
67 | static long Pci_Cfg_Write_Count; | ||
68 | #endif | ||
69 | static long Pci_Error_Count; | ||
70 | |||
71 | static int Pci_Retry_Max = 3; /* Only retry 3 times */ | ||
72 | static int Pci_Error_Flag = 1; /* Set Retry Error on. */ | ||
73 | |||
74 | static struct pci_ops iSeries_pci_ops; | ||
75 | |||
76 | /* | ||
77 | * Table defines | ||
78 | * Each Entry size is 4 MB * 1024 Entries = 4GB I/O address space. | ||
79 | */ | ||
80 | #define IOMM_TABLE_MAX_ENTRIES 1024 | ||
81 | #define IOMM_TABLE_ENTRY_SIZE 0x0000000000400000UL | ||
82 | #define BASE_IO_MEMORY 0xE000000000000000UL | ||
83 | |||
84 | static unsigned long max_io_memory = 0xE000000000000000UL; | ||
85 | static long current_iomm_table_entry; | ||
86 | |||
87 | /* | ||
88 | * Lookup Tables. | ||
89 | */ | ||
90 | static struct iSeries_Device_Node **iomm_table; | ||
91 | static u8 *iobar_table; | ||
92 | |||
93 | /* | ||
94 | * Static and Global variables | ||
95 | */ | ||
96 | static char *pci_io_text = "iSeries PCI I/O"; | ||
97 | static DEFINE_SPINLOCK(iomm_table_lock); | ||
98 | |||
99 | /* | ||
100 | * iomm_table_initialize | ||
101 | * | ||
102 | * Allocates and initalizes the Address Translation Table and Bar | ||
103 | * Tables to get them ready for use. Must be called before any | ||
104 | * I/O space is handed out to the device BARs. | ||
105 | */ | ||
106 | static void iomm_table_initialize(void) | ||
107 | { | ||
108 | spin_lock(&iomm_table_lock); | ||
109 | iomm_table = kmalloc(sizeof(*iomm_table) * IOMM_TABLE_MAX_ENTRIES, | ||
110 | GFP_KERNEL); | ||
111 | iobar_table = kmalloc(sizeof(*iobar_table) * IOMM_TABLE_MAX_ENTRIES, | ||
112 | GFP_KERNEL); | ||
113 | spin_unlock(&iomm_table_lock); | ||
114 | if ((iomm_table == NULL) || (iobar_table == NULL)) | ||
115 | panic("PCI: I/O tables allocation failed.\n"); | ||
116 | } | ||
117 | |||
118 | /* | ||
119 | * iomm_table_allocate_entry | ||
120 | * | ||
121 | * Adds pci_dev entry in address translation table | ||
122 | * | ||
123 | * - Allocates the number of entries required in table base on BAR | ||
124 | * size. | ||
125 | * - Allocates starting at BASE_IO_MEMORY and increases. | ||
126 | * - The size is round up to be a multiple of entry size. | ||
127 | * - CurrentIndex is incremented to keep track of the last entry. | ||
128 | * - Builds the resource entry for allocated BARs. | ||
129 | */ | ||
130 | static void iomm_table_allocate_entry(struct pci_dev *dev, int bar_num) | ||
131 | { | ||
132 | struct resource *bar_res = &dev->resource[bar_num]; | ||
133 | long bar_size = pci_resource_len(dev, bar_num); | ||
134 | |||
135 | /* | ||
136 | * No space to allocate, quick exit, skip Allocation. | ||
137 | */ | ||
138 | if (bar_size == 0) | ||
139 | return; | ||
140 | /* | ||
141 | * Set Resource values. | ||
142 | */ | ||
143 | spin_lock(&iomm_table_lock); | ||
144 | bar_res->name = pci_io_text; | ||
145 | bar_res->start = | ||
146 | IOMM_TABLE_ENTRY_SIZE * current_iomm_table_entry; | ||
147 | bar_res->start += BASE_IO_MEMORY; | ||
148 | bar_res->end = bar_res->start + bar_size - 1; | ||
149 | /* | ||
150 | * Allocate the number of table entries needed for BAR. | ||
151 | */ | ||
152 | while (bar_size > 0 ) { | ||
153 | iomm_table[current_iomm_table_entry] = dev->sysdata; | ||
154 | iobar_table[current_iomm_table_entry] = bar_num; | ||
155 | bar_size -= IOMM_TABLE_ENTRY_SIZE; | ||
156 | ++current_iomm_table_entry; | ||
157 | } | ||
158 | max_io_memory = BASE_IO_MEMORY + | ||
159 | (IOMM_TABLE_ENTRY_SIZE * current_iomm_table_entry); | ||
160 | spin_unlock(&iomm_table_lock); | ||
161 | } | ||
162 | |||
163 | /* | ||
164 | * allocate_device_bars | ||
165 | * | ||
166 | * - Allocates ALL pci_dev BAR's and updates the resources with the | ||
167 | * BAR value. BARS with zero length will have the resources | ||
168 | * The HvCallPci_getBarParms is used to get the size of the BAR | ||
169 | * space. It calls iomm_table_allocate_entry to allocate | ||
170 | * each entry. | ||
171 | * - Loops through The Bar resources(0 - 5) including the ROM | ||
172 | * is resource(6). | ||
173 | */ | ||
174 | static void allocate_device_bars(struct pci_dev *dev) | ||
175 | { | ||
176 | struct resource *bar_res; | ||
177 | int bar_num; | ||
178 | |||
179 | for (bar_num = 0; bar_num <= PCI_ROM_RESOURCE; ++bar_num) { | ||
180 | bar_res = &dev->resource[bar_num]; | ||
181 | iomm_table_allocate_entry(dev, bar_num); | ||
182 | } | ||
183 | } | ||
184 | |||
185 | /* | ||
186 | * Log error information to system console. | ||
187 | * Filter out the device not there errors. | ||
188 | * PCI: EADs Connect Failed 0x18.58.10 Rc: 0x00xx | ||
189 | * PCI: Read Vendor Failed 0x18.58.10 Rc: 0x00xx | ||
190 | * PCI: Connect Bus Unit Failed 0x18.58.10 Rc: 0x00xx | ||
191 | */ | ||
192 | static void pci_Log_Error(char *Error_Text, int Bus, int SubBus, | ||
193 | int AgentId, int HvRc) | ||
194 | { | ||
195 | if (HvRc == 0x0302) | ||
196 | return; | ||
197 | printk(KERN_ERR "PCI: %s Failed: 0x%02X.%02X.%02X Rc: 0x%04X", | ||
198 | Error_Text, Bus, SubBus, AgentId, HvRc); | ||
199 | } | ||
200 | |||
201 | /* | ||
202 | * build_device_node(u16 Bus, int SubBus, u8 DevFn) | ||
203 | */ | ||
204 | static struct iSeries_Device_Node *build_device_node(HvBusNumber Bus, | ||
205 | HvSubBusNumber SubBus, int AgentId, int Function) | ||
206 | { | ||
207 | struct iSeries_Device_Node *node; | ||
208 | |||
209 | PPCDBG(PPCDBG_BUSWALK, | ||
210 | "-build_device_node 0x%02X.%02X.%02X Function: %02X\n", | ||
211 | Bus, SubBus, AgentId, Function); | ||
212 | |||
213 | node = kmalloc(sizeof(struct iSeries_Device_Node), GFP_KERNEL); | ||
214 | if (node == NULL) | ||
215 | return NULL; | ||
216 | |||
217 | memset(node, 0, sizeof(struct iSeries_Device_Node)); | ||
218 | list_add_tail(&node->Device_List, &iSeries_Global_Device_List); | ||
219 | #if 0 | ||
220 | node->DsaAddr = ((u64)Bus << 48) + ((u64)SubBus << 40) + ((u64)0x10 << 32); | ||
221 | #endif | ||
222 | node->DsaAddr.DsaAddr = 0; | ||
223 | node->DsaAddr.Dsa.busNumber = Bus; | ||
224 | node->DsaAddr.Dsa.subBusNumber = SubBus; | ||
225 | node->DsaAddr.Dsa.deviceId = 0x10; | ||
226 | node->DevFn = PCI_DEVFN(ISERIES_ENCODE_DEVICE(AgentId), Function); | ||
227 | return node; | ||
228 | } | ||
229 | |||
230 | /* | ||
231 | * unsigned long __init find_and_init_phbs(void) | ||
232 | * | ||
233 | * Description: | ||
234 | * This function checks for all possible system PCI host bridges that connect | ||
235 | * PCI buses. The system hypervisor is queried as to the guest partition | ||
236 | * ownership status. A pci_controller is built for any bus which is partially | ||
237 | * owned or fully owned by this guest partition. | ||
238 | */ | ||
239 | unsigned long __init find_and_init_phbs(void) | ||
240 | { | ||
241 | struct pci_controller *phb; | ||
242 | HvBusNumber bus; | ||
243 | |||
244 | PPCDBG(PPCDBG_BUSWALK, "find_and_init_phbs Entry\n"); | ||
245 | |||
246 | /* Check all possible buses. */ | ||
247 | for (bus = 0; bus < 256; bus++) { | ||
248 | int ret = HvCallXm_testBus(bus); | ||
249 | if (ret == 0) { | ||
250 | printk("bus %d appears to exist\n", bus); | ||
251 | |||
252 | phb = (struct pci_controller *)kmalloc(sizeof(struct pci_controller), GFP_KERNEL); | ||
253 | if (phb == NULL) | ||
254 | return -ENOMEM; | ||
255 | pci_setup_pci_controller(phb); | ||
256 | |||
257 | phb->pci_mem_offset = phb->local_number = bus; | ||
258 | phb->first_busno = bus; | ||
259 | phb->last_busno = bus; | ||
260 | phb->ops = &iSeries_pci_ops; | ||
261 | |||
262 | PPCDBG(PPCDBG_BUSWALK, "PCI:Create iSeries pci_controller(%p), Bus: %04X\n", | ||
263 | phb, bus); | ||
264 | |||
265 | /* Find and connect the devices. */ | ||
266 | scan_PHB_slots(phb); | ||
267 | } | ||
268 | /* | ||
269 | * Check for Unexpected Return code, a clue that something | ||
270 | * has gone wrong. | ||
271 | */ | ||
272 | else if (ret != 0x0301) | ||
273 | printk(KERN_ERR "Unexpected Return on Probe(0x%04X): 0x%04X", | ||
274 | bus, ret); | ||
275 | } | ||
276 | return 0; | ||
277 | } | ||
278 | |||
279 | /* | ||
280 | * iSeries_pcibios_init | ||
281 | * | ||
282 | * Chance to initialize and structures or variable before PCI Bus walk. | ||
283 | */ | ||
284 | void iSeries_pcibios_init(void) | ||
285 | { | ||
286 | PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Entry.\n"); | ||
287 | iomm_table_initialize(); | ||
288 | find_and_init_phbs(); | ||
289 | io_page_mask = -1; | ||
290 | PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Exit.\n"); | ||
291 | } | ||
292 | |||
293 | /* | ||
294 | * iSeries_pci_final_fixup(void) | ||
295 | */ | ||
296 | void __init iSeries_pci_final_fixup(void) | ||
297 | { | ||
298 | struct pci_dev *pdev = NULL; | ||
299 | struct iSeries_Device_Node *node; | ||
300 | int DeviceCount = 0; | ||
301 | |||
302 | PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup Entry.\n"); | ||
303 | |||
304 | /* Fix up at the device node and pci_dev relationship */ | ||
305 | mf_display_src(0xC9000100); | ||
306 | |||
307 | printk("pcibios_final_fixup\n"); | ||
308 | for_each_pci_dev(pdev) { | ||
309 | node = find_Device_Node(pdev->bus->number, pdev->devfn); | ||
310 | printk("pci dev %p (%x.%x), node %p\n", pdev, | ||
311 | pdev->bus->number, pdev->devfn, node); | ||
312 | |||
313 | if (node != NULL) { | ||
314 | ++DeviceCount; | ||
315 | pdev->sysdata = (void *)node; | ||
316 | node->PciDev = pdev; | ||
317 | PPCDBG(PPCDBG_BUSWALK, | ||
318 | "pdev 0x%p <==> DevNode 0x%p\n", | ||
319 | pdev, node); | ||
320 | allocate_device_bars(pdev); | ||
321 | iSeries_Device_Information(pdev, DeviceCount); | ||
322 | iommu_devnode_init_iSeries(node); | ||
323 | } else | ||
324 | printk("PCI: Device Tree not found for 0x%016lX\n", | ||
325 | (unsigned long)pdev); | ||
326 | pdev->irq = node->Irq; | ||
327 | } | ||
328 | iSeries_activate_IRQs(); | ||
329 | mf_display_src(0xC9000200); | ||
330 | } | ||
331 | |||
332 | void pcibios_fixup_bus(struct pci_bus *PciBus) | ||
333 | { | ||
334 | PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup_bus(0x%04X) Entry.\n", | ||
335 | PciBus->number); | ||
336 | } | ||
337 | |||
338 | void pcibios_fixup_resources(struct pci_dev *pdev) | ||
339 | { | ||
340 | PPCDBG(PPCDBG_BUSWALK, "fixup_resources pdev %p\n", pdev); | ||
341 | } | ||
342 | |||
343 | /* | ||
344 | * Loop through each node function to find usable EADs bridges. | ||
345 | */ | ||
346 | static void scan_PHB_slots(struct pci_controller *Phb) | ||
347 | { | ||
348 | struct HvCallPci_DeviceInfo *DevInfo; | ||
349 | HvBusNumber bus = Phb->local_number; /* System Bus */ | ||
350 | const HvSubBusNumber SubBus = 0; /* EADs is always 0. */ | ||
351 | int HvRc = 0; | ||
352 | int IdSel; | ||
353 | const int MaxAgents = 8; | ||
354 | |||
355 | DevInfo = (struct HvCallPci_DeviceInfo*) | ||
356 | kmalloc(sizeof(struct HvCallPci_DeviceInfo), GFP_KERNEL); | ||
357 | if (DevInfo == NULL) | ||
358 | return; | ||
359 | |||
360 | /* | ||
361 | * Probe for EADs Bridges | ||
362 | */ | ||
363 | for (IdSel = 1; IdSel < MaxAgents; ++IdSel) { | ||
364 | HvRc = HvCallPci_getDeviceInfo(bus, SubBus, IdSel, | ||
365 | ISERIES_HV_ADDR(DevInfo), | ||
366 | sizeof(struct HvCallPci_DeviceInfo)); | ||
367 | if (HvRc == 0) { | ||
368 | if (DevInfo->deviceType == HvCallPci_NodeDevice) | ||
369 | scan_EADS_bridge(bus, SubBus, IdSel); | ||
370 | else | ||
371 | printk("PCI: Invalid System Configuration(0x%02X)" | ||
372 | " for bus 0x%02x id 0x%02x.\n", | ||
373 | DevInfo->deviceType, bus, IdSel); | ||
374 | } | ||
375 | else | ||
376 | pci_Log_Error("getDeviceInfo", bus, SubBus, IdSel, HvRc); | ||
377 | } | ||
378 | kfree(DevInfo); | ||
379 | } | ||
380 | |||
381 | static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus, | ||
382 | int IdSel) | ||
383 | { | ||
384 | struct HvCallPci_BridgeInfo *BridgeInfo; | ||
385 | HvAgentId AgentId; | ||
386 | int Function; | ||
387 | int HvRc; | ||
388 | |||
389 | BridgeInfo = (struct HvCallPci_BridgeInfo *) | ||
390 | kmalloc(sizeof(struct HvCallPci_BridgeInfo), GFP_KERNEL); | ||
391 | if (BridgeInfo == NULL) | ||
392 | return; | ||
393 | |||
394 | /* Note: hvSubBus and irq is always be 0 at this level! */ | ||
395 | for (Function = 0; Function < 8; ++Function) { | ||
396 | AgentId = ISERIES_PCI_AGENTID(IdSel, Function); | ||
397 | HvRc = HvCallXm_connectBusUnit(bus, SubBus, AgentId, 0); | ||
398 | if (HvRc == 0) { | ||
399 | printk("found device at bus %d idsel %d func %d (AgentId %x)\n", | ||
400 | bus, IdSel, Function, AgentId); | ||
401 | /* Connect EADs: 0x18.00.12 = 0x00 */ | ||
402 | PPCDBG(PPCDBG_BUSWALK, | ||
403 | "PCI:Connect EADs: 0x%02X.%02X.%02X\n", | ||
404 | bus, SubBus, AgentId); | ||
405 | HvRc = HvCallPci_getBusUnitInfo(bus, SubBus, AgentId, | ||
406 | ISERIES_HV_ADDR(BridgeInfo), | ||
407 | sizeof(struct HvCallPci_BridgeInfo)); | ||
408 | if (HvRc == 0) { | ||
409 | printk("bridge info: type %x subbus %x maxAgents %x maxsubbus %x logslot %x\n", | ||
410 | BridgeInfo->busUnitInfo.deviceType, | ||
411 | BridgeInfo->subBusNumber, | ||
412 | BridgeInfo->maxAgents, | ||
413 | BridgeInfo->maxSubBusNumber, | ||
414 | BridgeInfo->logicalSlotNumber); | ||
415 | PPCDBG(PPCDBG_BUSWALK, | ||
416 | "PCI: BridgeInfo, Type:0x%02X, SubBus:0x%02X, MaxAgents:0x%02X, MaxSubBus: 0x%02X, LSlot: 0x%02X\n", | ||
417 | BridgeInfo->busUnitInfo.deviceType, | ||
418 | BridgeInfo->subBusNumber, | ||
419 | BridgeInfo->maxAgents, | ||
420 | BridgeInfo->maxSubBusNumber, | ||
421 | BridgeInfo->logicalSlotNumber); | ||
422 | |||
423 | if (BridgeInfo->busUnitInfo.deviceType == | ||
424 | HvCallPci_BridgeDevice) { | ||
425 | /* Scan_Bridge_Slot...: 0x18.00.12 */ | ||
426 | scan_bridge_slot(bus, BridgeInfo); | ||
427 | } else | ||
428 | printk("PCI: Invalid Bridge Configuration(0x%02X)", | ||
429 | BridgeInfo->busUnitInfo.deviceType); | ||
430 | } | ||
431 | } else if (HvRc != 0x000B) | ||
432 | pci_Log_Error("EADs Connect", | ||
433 | bus, SubBus, AgentId, HvRc); | ||
434 | } | ||
435 | kfree(BridgeInfo); | ||
436 | } | ||
437 | |||
438 | /* | ||
439 | * This assumes that the node slot is always on the primary bus! | ||
440 | */ | ||
441 | static int scan_bridge_slot(HvBusNumber Bus, | ||
442 | struct HvCallPci_BridgeInfo *BridgeInfo) | ||
443 | { | ||
444 | struct iSeries_Device_Node *node; | ||
445 | HvSubBusNumber SubBus = BridgeInfo->subBusNumber; | ||
446 | u16 VendorId = 0; | ||
447 | int HvRc = 0; | ||
448 | u8 Irq = 0; | ||
449 | int IdSel = ISERIES_GET_DEVICE_FROM_SUBBUS(SubBus); | ||
450 | int Function = ISERIES_GET_FUNCTION_FROM_SUBBUS(SubBus); | ||
451 | HvAgentId EADsIdSel = ISERIES_PCI_AGENTID(IdSel, Function); | ||
452 | |||
453 | /* iSeries_allocate_IRQ.: 0x18.00.12(0xA3) */ | ||
454 | Irq = iSeries_allocate_IRQ(Bus, 0, EADsIdSel); | ||
455 | PPCDBG(PPCDBG_BUSWALK, | ||
456 | "PCI:- allocate and assign IRQ 0x%02X.%02X.%02X = 0x%02X\n", | ||
457 | Bus, 0, EADsIdSel, Irq); | ||
458 | |||
459 | /* | ||
460 | * Connect all functions of any device found. | ||
461 | */ | ||
462 | for (IdSel = 1; IdSel <= BridgeInfo->maxAgents; ++IdSel) { | ||
463 | for (Function = 0; Function < 8; ++Function) { | ||
464 | HvAgentId AgentId = ISERIES_PCI_AGENTID(IdSel, Function); | ||
465 | HvRc = HvCallXm_connectBusUnit(Bus, SubBus, | ||
466 | AgentId, Irq); | ||
467 | if (HvRc != 0) { | ||
468 | pci_Log_Error("Connect Bus Unit", | ||
469 | Bus, SubBus, AgentId, HvRc); | ||
470 | continue; | ||
471 | } | ||
472 | |||
473 | HvRc = HvCallPci_configLoad16(Bus, SubBus, AgentId, | ||
474 | PCI_VENDOR_ID, &VendorId); | ||
475 | if (HvRc != 0) { | ||
476 | pci_Log_Error("Read Vendor", | ||
477 | Bus, SubBus, AgentId, HvRc); | ||
478 | continue; | ||
479 | } | ||
480 | printk("read vendor ID: %x\n", VendorId); | ||
481 | |||
482 | /* FoundDevice: 0x18.28.10 = 0x12AE */ | ||
483 | PPCDBG(PPCDBG_BUSWALK, | ||
484 | "PCI:- FoundDevice: 0x%02X.%02X.%02X = 0x%04X, irq %d\n", | ||
485 | Bus, SubBus, AgentId, VendorId, Irq); | ||
486 | HvRc = HvCallPci_configStore8(Bus, SubBus, AgentId, | ||
487 | PCI_INTERRUPT_LINE, Irq); | ||
488 | if (HvRc != 0) | ||
489 | pci_Log_Error("PciCfgStore Irq Failed!", | ||
490 | Bus, SubBus, AgentId, HvRc); | ||
491 | |||
492 | ++DeviceCount; | ||
493 | node = build_device_node(Bus, SubBus, EADsIdSel, Function); | ||
494 | node->Irq = Irq; | ||
495 | node->LogicalSlot = BridgeInfo->logicalSlotNumber; | ||
496 | |||
497 | } /* for (Function = 0; Function < 8; ++Function) */ | ||
498 | } /* for (IdSel = 1; IdSel <= MaxAgents; ++IdSel) */ | ||
499 | return HvRc; | ||
500 | } | ||
501 | |||
502 | /* | ||
503 | * I/0 Memory copy MUST use mmio commands on iSeries | ||
504 | * To do; For performance, include the hv call directly | ||
505 | */ | ||
506 | void iSeries_memset_io(volatile void __iomem *dest, char c, size_t Count) | ||
507 | { | ||
508 | u8 ByteValue = c; | ||
509 | long NumberOfBytes = Count; | ||
510 | |||
511 | while (NumberOfBytes > 0) { | ||
512 | iSeries_Write_Byte(ByteValue, dest++); | ||
513 | -- NumberOfBytes; | ||
514 | } | ||
515 | } | ||
516 | EXPORT_SYMBOL(iSeries_memset_io); | ||
517 | |||
518 | void iSeries_memcpy_toio(volatile void __iomem *dest, void *source, size_t count) | ||
519 | { | ||
520 | char *src = source; | ||
521 | long NumberOfBytes = count; | ||
522 | |||
523 | while (NumberOfBytes > 0) { | ||
524 | iSeries_Write_Byte(*src++, dest++); | ||
525 | -- NumberOfBytes; | ||
526 | } | ||
527 | } | ||
528 | EXPORT_SYMBOL(iSeries_memcpy_toio); | ||
529 | |||
530 | void iSeries_memcpy_fromio(void *dest, const volatile void __iomem *src, size_t count) | ||
531 | { | ||
532 | char *dst = dest; | ||
533 | long NumberOfBytes = count; | ||
534 | |||
535 | while (NumberOfBytes > 0) { | ||
536 | *dst++ = iSeries_Read_Byte(src++); | ||
537 | -- NumberOfBytes; | ||
538 | } | ||
539 | } | ||
540 | EXPORT_SYMBOL(iSeries_memcpy_fromio); | ||
541 | |||
542 | /* | ||
543 | * Look down the chain to find the matching Device Device | ||
544 | */ | ||
545 | static struct iSeries_Device_Node *find_Device_Node(int bus, int devfn) | ||
546 | { | ||
547 | struct list_head *pos; | ||
548 | |||
549 | list_for_each(pos, &iSeries_Global_Device_List) { | ||
550 | struct iSeries_Device_Node *node = | ||
551 | list_entry(pos, struct iSeries_Device_Node, Device_List); | ||
552 | |||
553 | if ((bus == ISERIES_BUS(node)) && (devfn == node->DevFn)) | ||
554 | return node; | ||
555 | } | ||
556 | return NULL; | ||
557 | } | ||
558 | |||
559 | #if 0 | ||
560 | /* | ||
561 | * Returns the device node for the passed pci_dev | ||
562 | * Sanity Check Node PciDev to passed pci_dev | ||
563 | * If none is found, returns a NULL which the client must handle. | ||
564 | */ | ||
565 | static struct iSeries_Device_Node *get_Device_Node(struct pci_dev *pdev) | ||
566 | { | ||
567 | struct iSeries_Device_Node *node; | ||
568 | |||
569 | node = pdev->sysdata; | ||
570 | if (node == NULL || node->PciDev != pdev) | ||
571 | node = find_Device_Node(pdev->bus->number, pdev->devfn); | ||
572 | return node; | ||
573 | } | ||
574 | #endif | ||
575 | |||
576 | /* | ||
577 | * Config space read and write functions. | ||
578 | * For now at least, we look for the device node for the bus and devfn | ||
579 | * that we are asked to access. It may be possible to translate the devfn | ||
580 | * to a subbus and deviceid more directly. | ||
581 | */ | ||
582 | static u64 hv_cfg_read_func[4] = { | ||
583 | HvCallPciConfigLoad8, HvCallPciConfigLoad16, | ||
584 | HvCallPciConfigLoad32, HvCallPciConfigLoad32 | ||
585 | }; | ||
586 | |||
587 | static u64 hv_cfg_write_func[4] = { | ||
588 | HvCallPciConfigStore8, HvCallPciConfigStore16, | ||
589 | HvCallPciConfigStore32, HvCallPciConfigStore32 | ||
590 | }; | ||
591 | |||
592 | /* | ||
593 | * Read PCI config space | ||
594 | */ | ||
595 | static int iSeries_pci_read_config(struct pci_bus *bus, unsigned int devfn, | ||
596 | int offset, int size, u32 *val) | ||
597 | { | ||
598 | struct iSeries_Device_Node *node = find_Device_Node(bus->number, devfn); | ||
599 | u64 fn; | ||
600 | struct HvCallPci_LoadReturn ret; | ||
601 | |||
602 | if (node == NULL) | ||
603 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
604 | if (offset > 255) { | ||
605 | *val = ~0; | ||
606 | return PCIBIOS_BAD_REGISTER_NUMBER; | ||
607 | } | ||
608 | |||
609 | fn = hv_cfg_read_func[(size - 1) & 3]; | ||
610 | HvCall3Ret16(fn, &ret, node->DsaAddr.DsaAddr, offset, 0); | ||
611 | |||
612 | if (ret.rc != 0) { | ||
613 | *val = ~0; | ||
614 | return PCIBIOS_DEVICE_NOT_FOUND; /* or something */ | ||
615 | } | ||
616 | |||
617 | *val = ret.value; | ||
618 | return 0; | ||
619 | } | ||
620 | |||
621 | /* | ||
622 | * Write PCI config space | ||
623 | */ | ||
624 | |||
625 | static int iSeries_pci_write_config(struct pci_bus *bus, unsigned int devfn, | ||
626 | int offset, int size, u32 val) | ||
627 | { | ||
628 | struct iSeries_Device_Node *node = find_Device_Node(bus->number, devfn); | ||
629 | u64 fn; | ||
630 | u64 ret; | ||
631 | |||
632 | if (node == NULL) | ||
633 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
634 | if (offset > 255) | ||
635 | return PCIBIOS_BAD_REGISTER_NUMBER; | ||
636 | |||
637 | fn = hv_cfg_write_func[(size - 1) & 3]; | ||
638 | ret = HvCall4(fn, node->DsaAddr.DsaAddr, offset, val, 0); | ||
639 | |||
640 | if (ret != 0) | ||
641 | return PCIBIOS_DEVICE_NOT_FOUND; | ||
642 | |||
643 | return 0; | ||
644 | } | ||
645 | |||
646 | static struct pci_ops iSeries_pci_ops = { | ||
647 | .read = iSeries_pci_read_config, | ||
648 | .write = iSeries_pci_write_config | ||
649 | }; | ||
650 | |||
651 | /* | ||
652 | * Check Return Code | ||
653 | * -> On Failure, print and log information. | ||
654 | * Increment Retry Count, if exceeds max, panic partition. | ||
655 | * | ||
656 | * PCI: Device 23.90 ReadL I/O Error( 0): 0x1234 | ||
657 | * PCI: Device 23.90 ReadL Retry( 1) | ||
658 | * PCI: Device 23.90 ReadL Retry Successful(1) | ||
659 | */ | ||
660 | static int CheckReturnCode(char *TextHdr, struct iSeries_Device_Node *DevNode, | ||
661 | int *retry, u64 ret) | ||
662 | { | ||
663 | if (ret != 0) { | ||
664 | ++Pci_Error_Count; | ||
665 | (*retry)++; | ||
666 | printk("PCI: %s: Device 0x%04X:%02X I/O Error(%2d): 0x%04X\n", | ||
667 | TextHdr, DevNode->DsaAddr.Dsa.busNumber, DevNode->DevFn, | ||
668 | *retry, (int)ret); | ||
669 | /* | ||
670 | * Bump the retry and check for retry count exceeded. | ||
671 | * If, Exceeded, panic the system. | ||
672 | */ | ||
673 | if (((*retry) > Pci_Retry_Max) && | ||
674 | (Pci_Error_Flag > 0)) { | ||
675 | mf_display_src(0xB6000103); | ||
676 | panic_timeout = 0; | ||
677 | panic("PCI: Hardware I/O Error, SRC B6000103, " | ||
678 | "Automatic Reboot Disabled.\n"); | ||
679 | } | ||
680 | return -1; /* Retry Try */ | ||
681 | } | ||
682 | return 0; | ||
683 | } | ||
684 | |||
685 | /* | ||
686 | * Translate the I/O Address into a device node, bar, and bar offset. | ||
687 | * Note: Make sure the passed variable end up on the stack to avoid | ||
688 | * the exposure of being device global. | ||
689 | */ | ||
690 | static inline struct iSeries_Device_Node *xlate_iomm_address( | ||
691 | const volatile void __iomem *IoAddress, | ||
692 | u64 *dsaptr, u64 *BarOffsetPtr) | ||
693 | { | ||
694 | unsigned long OrigIoAddr; | ||
695 | unsigned long BaseIoAddr; | ||
696 | unsigned long TableIndex; | ||
697 | struct iSeries_Device_Node *DevNode; | ||
698 | |||
699 | OrigIoAddr = (unsigned long __force)IoAddress; | ||
700 | if ((OrigIoAddr < BASE_IO_MEMORY) || (OrigIoAddr >= max_io_memory)) | ||
701 | return NULL; | ||
702 | BaseIoAddr = OrigIoAddr - BASE_IO_MEMORY; | ||
703 | TableIndex = BaseIoAddr / IOMM_TABLE_ENTRY_SIZE; | ||
704 | DevNode = iomm_table[TableIndex]; | ||
705 | |||
706 | if (DevNode != NULL) { | ||
707 | int barnum = iobar_table[TableIndex]; | ||
708 | *dsaptr = DevNode->DsaAddr.DsaAddr | (barnum << 24); | ||
709 | *BarOffsetPtr = BaseIoAddr % IOMM_TABLE_ENTRY_SIZE; | ||
710 | } else | ||
711 | panic("PCI: Invalid PCI IoAddress detected!\n"); | ||
712 | return DevNode; | ||
713 | } | ||
714 | |||
715 | /* | ||
716 | * Read MM I/O Instructions for the iSeries | ||
717 | * On MM I/O error, all ones are returned and iSeries_pci_IoError is cal | ||
718 | * else, data is returned in big Endian format. | ||
719 | * | ||
720 | * iSeries_Read_Byte = Read Byte ( 8 bit) | ||
721 | * iSeries_Read_Word = Read Word (16 bit) | ||
722 | * iSeries_Read_Long = Read Long (32 bit) | ||
723 | */ | ||
724 | u8 iSeries_Read_Byte(const volatile void __iomem *IoAddress) | ||
725 | { | ||
726 | u64 BarOffset; | ||
727 | u64 dsa; | ||
728 | int retry = 0; | ||
729 | struct HvCallPci_LoadReturn ret; | ||
730 | struct iSeries_Device_Node *DevNode = | ||
731 | xlate_iomm_address(IoAddress, &dsa, &BarOffset); | ||
732 | |||
733 | if (DevNode == NULL) { | ||
734 | static unsigned long last_jiffies; | ||
735 | static int num_printed; | ||
736 | |||
737 | if ((jiffies - last_jiffies) > 60 * HZ) { | ||
738 | last_jiffies = jiffies; | ||
739 | num_printed = 0; | ||
740 | } | ||
741 | if (num_printed++ < 10) | ||
742 | printk(KERN_ERR "iSeries_Read_Byte: invalid access at IO address %p\n", IoAddress); | ||
743 | return 0xff; | ||
744 | } | ||
745 | do { | ||
746 | ++Pci_Io_Read_Count; | ||
747 | HvCall3Ret16(HvCallPciBarLoad8, &ret, dsa, BarOffset, 0); | ||
748 | } while (CheckReturnCode("RDB", DevNode, &retry, ret.rc) != 0); | ||
749 | |||
750 | return (u8)ret.value; | ||
751 | } | ||
752 | EXPORT_SYMBOL(iSeries_Read_Byte); | ||
753 | |||
754 | u16 iSeries_Read_Word(const volatile void __iomem *IoAddress) | ||
755 | { | ||
756 | u64 BarOffset; | ||
757 | u64 dsa; | ||
758 | int retry = 0; | ||
759 | struct HvCallPci_LoadReturn ret; | ||
760 | struct iSeries_Device_Node *DevNode = | ||
761 | xlate_iomm_address(IoAddress, &dsa, &BarOffset); | ||
762 | |||
763 | if (DevNode == NULL) { | ||
764 | static unsigned long last_jiffies; | ||
765 | static int num_printed; | ||
766 | |||
767 | if ((jiffies - last_jiffies) > 60 * HZ) { | ||
768 | last_jiffies = jiffies; | ||
769 | num_printed = 0; | ||
770 | } | ||
771 | if (num_printed++ < 10) | ||
772 | printk(KERN_ERR "iSeries_Read_Word: invalid access at IO address %p\n", IoAddress); | ||
773 | return 0xffff; | ||
774 | } | ||
775 | do { | ||
776 | ++Pci_Io_Read_Count; | ||
777 | HvCall3Ret16(HvCallPciBarLoad16, &ret, dsa, | ||
778 | BarOffset, 0); | ||
779 | } while (CheckReturnCode("RDW", DevNode, &retry, ret.rc) != 0); | ||
780 | |||
781 | return swab16((u16)ret.value); | ||
782 | } | ||
783 | EXPORT_SYMBOL(iSeries_Read_Word); | ||
784 | |||
785 | u32 iSeries_Read_Long(const volatile void __iomem *IoAddress) | ||
786 | { | ||
787 | u64 BarOffset; | ||
788 | u64 dsa; | ||
789 | int retry = 0; | ||
790 | struct HvCallPci_LoadReturn ret; | ||
791 | struct iSeries_Device_Node *DevNode = | ||
792 | xlate_iomm_address(IoAddress, &dsa, &BarOffset); | ||
793 | |||
794 | if (DevNode == NULL) { | ||
795 | static unsigned long last_jiffies; | ||
796 | static int num_printed; | ||
797 | |||
798 | if ((jiffies - last_jiffies) > 60 * HZ) { | ||
799 | last_jiffies = jiffies; | ||
800 | num_printed = 0; | ||
801 | } | ||
802 | if (num_printed++ < 10) | ||
803 | printk(KERN_ERR "iSeries_Read_Long: invalid access at IO address %p\n", IoAddress); | ||
804 | return 0xffffffff; | ||
805 | } | ||
806 | do { | ||
807 | ++Pci_Io_Read_Count; | ||
808 | HvCall3Ret16(HvCallPciBarLoad32, &ret, dsa, | ||
809 | BarOffset, 0); | ||
810 | } while (CheckReturnCode("RDL", DevNode, &retry, ret.rc) != 0); | ||
811 | |||
812 | return swab32((u32)ret.value); | ||
813 | } | ||
814 | EXPORT_SYMBOL(iSeries_Read_Long); | ||
815 | |||
816 | /* | ||
817 | * Write MM I/O Instructions for the iSeries | ||
818 | * | ||
819 | * iSeries_Write_Byte = Write Byte (8 bit) | ||
820 | * iSeries_Write_Word = Write Word(16 bit) | ||
821 | * iSeries_Write_Long = Write Long(32 bit) | ||
822 | */ | ||
823 | void iSeries_Write_Byte(u8 data, volatile void __iomem *IoAddress) | ||
824 | { | ||
825 | u64 BarOffset; | ||
826 | u64 dsa; | ||
827 | int retry = 0; | ||
828 | u64 rc; | ||
829 | struct iSeries_Device_Node *DevNode = | ||
830 | xlate_iomm_address(IoAddress, &dsa, &BarOffset); | ||
831 | |||
832 | if (DevNode == NULL) { | ||
833 | static unsigned long last_jiffies; | ||
834 | static int num_printed; | ||
835 | |||
836 | if ((jiffies - last_jiffies) > 60 * HZ) { | ||
837 | last_jiffies = jiffies; | ||
838 | num_printed = 0; | ||
839 | } | ||
840 | if (num_printed++ < 10) | ||
841 | printk(KERN_ERR "iSeries_Write_Byte: invalid access at IO address %p\n", IoAddress); | ||
842 | return; | ||
843 | } | ||
844 | do { | ||
845 | ++Pci_Io_Write_Count; | ||
846 | rc = HvCall4(HvCallPciBarStore8, dsa, BarOffset, data, 0); | ||
847 | } while (CheckReturnCode("WWB", DevNode, &retry, rc) != 0); | ||
848 | } | ||
849 | EXPORT_SYMBOL(iSeries_Write_Byte); | ||
850 | |||
851 | void iSeries_Write_Word(u16 data, volatile void __iomem *IoAddress) | ||
852 | { | ||
853 | u64 BarOffset; | ||
854 | u64 dsa; | ||
855 | int retry = 0; | ||
856 | u64 rc; | ||
857 | struct iSeries_Device_Node *DevNode = | ||
858 | xlate_iomm_address(IoAddress, &dsa, &BarOffset); | ||
859 | |||
860 | if (DevNode == NULL) { | ||
861 | static unsigned long last_jiffies; | ||
862 | static int num_printed; | ||
863 | |||
864 | if ((jiffies - last_jiffies) > 60 * HZ) { | ||
865 | last_jiffies = jiffies; | ||
866 | num_printed = 0; | ||
867 | } | ||
868 | if (num_printed++ < 10) | ||
869 | printk(KERN_ERR "iSeries_Write_Word: invalid access at IO address %p\n", IoAddress); | ||
870 | return; | ||
871 | } | ||
872 | do { | ||
873 | ++Pci_Io_Write_Count; | ||
874 | rc = HvCall4(HvCallPciBarStore16, dsa, BarOffset, swab16(data), 0); | ||
875 | } while (CheckReturnCode("WWW", DevNode, &retry, rc) != 0); | ||
876 | } | ||
877 | EXPORT_SYMBOL(iSeries_Write_Word); | ||
878 | |||
879 | void iSeries_Write_Long(u32 data, volatile void __iomem *IoAddress) | ||
880 | { | ||
881 | u64 BarOffset; | ||
882 | u64 dsa; | ||
883 | int retry = 0; | ||
884 | u64 rc; | ||
885 | struct iSeries_Device_Node *DevNode = | ||
886 | xlate_iomm_address(IoAddress, &dsa, &BarOffset); | ||
887 | |||
888 | if (DevNode == NULL) { | ||
889 | static unsigned long last_jiffies; | ||
890 | static int num_printed; | ||
891 | |||
892 | if ((jiffies - last_jiffies) > 60 * HZ) { | ||
893 | last_jiffies = jiffies; | ||
894 | num_printed = 0; | ||
895 | } | ||
896 | if (num_printed++ < 10) | ||
897 | printk(KERN_ERR "iSeries_Write_Long: invalid access at IO address %p\n", IoAddress); | ||
898 | return; | ||
899 | } | ||
900 | do { | ||
901 | ++Pci_Io_Write_Count; | ||
902 | rc = HvCall4(HvCallPciBarStore32, dsa, BarOffset, swab32(data), 0); | ||
903 | } while (CheckReturnCode("WWL", DevNode, &retry, rc) != 0); | ||
904 | } | ||
905 | EXPORT_SYMBOL(iSeries_Write_Long); | ||
diff --git a/arch/ppc64/kernel/maple_pci.c b/arch/ppc64/kernel/maple_pci.c index 1d297e0edfc0..0937649f4961 100644 --- a/arch/ppc64/kernel/maple_pci.c +++ b/arch/ppc64/kernel/maple_pci.c | |||
@@ -23,8 +23,7 @@ | |||
23 | #include <asm/pci-bridge.h> | 23 | #include <asm/pci-bridge.h> |
24 | #include <asm/machdep.h> | 24 | #include <asm/machdep.h> |
25 | #include <asm/iommu.h> | 25 | #include <asm/iommu.h> |
26 | 26 | #include <asm/ppc-pci.h> | |
27 | #include "pci.h" | ||
28 | 27 | ||
29 | #ifdef DEBUG | 28 | #ifdef DEBUG |
30 | #define DBG(x...) printk(x) | 29 | #define DBG(x...) printk(x) |
diff --git a/arch/ppc64/kernel/pSeries_iommu.c b/arch/ppc64/kernel/pSeries_iommu.c index 5914f61a152e..9e90d41131d8 100644 --- a/arch/ppc64/kernel/pSeries_iommu.c +++ b/arch/ppc64/kernel/pSeries_iommu.c | |||
@@ -47,7 +47,7 @@ | |||
47 | #include <asm/systemcfg.h> | 47 | #include <asm/systemcfg.h> |
48 | #include <asm/firmware.h> | 48 | #include <asm/firmware.h> |
49 | #include <asm/tce.h> | 49 | #include <asm/tce.h> |
50 | #include "pci.h" | 50 | #include <asm/ppc-pci.h> |
51 | 51 | ||
52 | #define DBG(fmt...) | 52 | #define DBG(fmt...) |
53 | 53 | ||
diff --git a/arch/ppc64/kernel/pSeries_pci.c b/arch/ppc64/kernel/pSeries_pci.c index 1f5f141fb7a1..2dd477eb1c53 100644 --- a/arch/ppc64/kernel/pSeries_pci.c +++ b/arch/ppc64/kernel/pSeries_pci.c | |||
@@ -29,8 +29,7 @@ | |||
29 | 29 | ||
30 | #include <asm/pci-bridge.h> | 30 | #include <asm/pci-bridge.h> |
31 | #include <asm/prom.h> | 31 | #include <asm/prom.h> |
32 | 32 | #include <asm/ppc-pci.h> | |
33 | #include "pci.h" | ||
34 | 33 | ||
35 | static int __initdata s7a_workaround = -1; | 34 | static int __initdata s7a_workaround = -1; |
36 | 35 | ||
diff --git a/arch/ppc64/kernel/pSeries_setup.c b/arch/ppc64/kernel/pSeries_setup.c index b9bcff21b463..5a9fe96f9f67 100644 --- a/arch/ppc64/kernel/pSeries_setup.c +++ b/arch/ppc64/kernel/pSeries_setup.c | |||
@@ -63,9 +63,9 @@ | |||
63 | #include <asm/firmware.h> | 63 | #include <asm/firmware.h> |
64 | #include <asm/pmc.h> | 64 | #include <asm/pmc.h> |
65 | #include <asm/mpic.h> | 65 | #include <asm/mpic.h> |
66 | #include <asm/ppc-pci.h> | ||
66 | 67 | ||
67 | #include "i8259.h" | 68 | #include "i8259.h" |
68 | #include "pci.h" | ||
69 | 69 | ||
70 | #ifdef DEBUG | 70 | #ifdef DEBUG |
71 | #define DBG(fmt...) udbg_printf(fmt) | 71 | #define DBG(fmt...) udbg_printf(fmt) |
diff --git a/arch/ppc64/kernel/pci.c b/arch/ppc64/kernel/pci.c index ff4be1da69d5..feec06bbafc3 100644 --- a/arch/ppc64/kernel/pci.c +++ b/arch/ppc64/kernel/pci.c | |||
@@ -31,8 +31,7 @@ | |||
31 | #include <asm/irq.h> | 31 | #include <asm/irq.h> |
32 | #include <asm/machdep.h> | 32 | #include <asm/machdep.h> |
33 | #include <asm/udbg.h> | 33 | #include <asm/udbg.h> |
34 | 34 | #include <asm/ppc-pci.h> | |
35 | #include "pci.h" | ||
36 | 35 | ||
37 | #ifdef DEBUG | 36 | #ifdef DEBUG |
38 | #define DBG(fmt...) udbg_printf(fmt) | 37 | #define DBG(fmt...) udbg_printf(fmt) |
diff --git a/arch/ppc64/kernel/pci.h b/arch/ppc64/kernel/pci.h deleted file mode 100644 index 5eb2cc320566..000000000000 --- a/arch/ppc64/kernel/pci.h +++ /dev/null | |||
@@ -1,54 +0,0 @@ | |||
1 | /* | ||
2 | * c 2001 PPC 64 Team, IBM Corp | ||
3 | * | ||
4 | * This program is free software; you can redistribute it and/or | ||
5 | * modify it under the terms of the GNU General Public License | ||
6 | * as published by the Free Software Foundation; either version | ||
7 | * 2 of the License, or (at your option) any later version. | ||
8 | */ | ||
9 | #ifndef __PPC_KERNEL_PCI_H__ | ||
10 | #define __PPC_KERNEL_PCI_H__ | ||
11 | |||
12 | #include <linux/pci.h> | ||
13 | #include <asm/pci-bridge.h> | ||
14 | |||
15 | extern unsigned long isa_io_base; | ||
16 | |||
17 | extern void pci_setup_pci_controller(struct pci_controller *hose); | ||
18 | extern void pci_setup_phb_io(struct pci_controller *hose, int primary); | ||
19 | extern void pci_setup_phb_io_dynamic(struct pci_controller *hose, int primary); | ||
20 | |||
21 | |||
22 | extern struct list_head hose_list; | ||
23 | extern int global_phb_number; | ||
24 | |||
25 | extern unsigned long find_and_init_phbs(void); | ||
26 | |||
27 | extern struct pci_dev *ppc64_isabridge_dev; /* may be NULL if no ISA bus */ | ||
28 | |||
29 | /* PCI device_node operations */ | ||
30 | struct device_node; | ||
31 | typedef void *(*traverse_func)(struct device_node *me, void *data); | ||
32 | void *traverse_pci_devices(struct device_node *start, traverse_func pre, | ||
33 | void *data); | ||
34 | |||
35 | void pci_devs_phb_init(void); | ||
36 | void pci_devs_phb_init_dynamic(struct pci_controller *phb); | ||
37 | |||
38 | /* PCI address cache management routines */ | ||
39 | void pci_addr_cache_insert_device(struct pci_dev *dev); | ||
40 | void pci_addr_cache_remove_device(struct pci_dev *dev); | ||
41 | |||
42 | /* From rtas_pci.h */ | ||
43 | void init_pci_config_tokens (void); | ||
44 | unsigned long get_phb_buid (struct device_node *); | ||
45 | |||
46 | /* From pSeries_pci.h */ | ||
47 | extern void pSeries_final_fixup(void); | ||
48 | extern void pSeries_irq_bus_setup(struct pci_bus *bus); | ||
49 | |||
50 | extern unsigned long pci_probe_only; | ||
51 | extern unsigned long pci_assign_all_buses; | ||
52 | extern int pci_read_irq_line(struct pci_dev *pci_dev); | ||
53 | |||
54 | #endif /* __PPC_KERNEL_PCI_H__ */ | ||
diff --git a/arch/ppc64/kernel/pci_direct_iommu.c b/arch/ppc64/kernel/pci_direct_iommu.c index b8f7f58824f4..57980a5674d7 100644 --- a/arch/ppc64/kernel/pci_direct_iommu.c +++ b/arch/ppc64/kernel/pci_direct_iommu.c | |||
@@ -27,8 +27,7 @@ | |||
27 | #include <asm/machdep.h> | 27 | #include <asm/machdep.h> |
28 | #include <asm/pmac_feature.h> | 28 | #include <asm/pmac_feature.h> |
29 | #include <asm/abs_addr.h> | 29 | #include <asm/abs_addr.h> |
30 | 30 | #include <asm/ppc-pci.h> | |
31 | #include "pci.h" | ||
32 | 31 | ||
33 | static void *pci_direct_alloc_coherent(struct device *hwdev, size_t size, | 32 | static void *pci_direct_alloc_coherent(struct device *hwdev, size_t size, |
34 | dma_addr_t *dma_handle, unsigned int __nocast flag) | 33 | dma_addr_t *dma_handle, unsigned int __nocast flag) |
diff --git a/arch/ppc64/kernel/pci_dn.c b/arch/ppc64/kernel/pci_dn.c index a86389d07d57..493bbe43f5b4 100644 --- a/arch/ppc64/kernel/pci_dn.c +++ b/arch/ppc64/kernel/pci_dn.c | |||
@@ -30,8 +30,7 @@ | |||
30 | #include <asm/prom.h> | 30 | #include <asm/prom.h> |
31 | #include <asm/pci-bridge.h> | 31 | #include <asm/pci-bridge.h> |
32 | #include <asm/pSeries_reconfig.h> | 32 | #include <asm/pSeries_reconfig.h> |
33 | 33 | #include <asm/ppc-pci.h> | |
34 | #include "pci.h" | ||
35 | 34 | ||
36 | /* | 35 | /* |
37 | * Traverse_func that inits the PCI fields of the device node. | 36 | * Traverse_func that inits the PCI fields of the device node. |
diff --git a/arch/ppc64/kernel/pci_iommu.c b/arch/ppc64/kernel/pci_iommu.c index 14647e09c9cd..19362ea11572 100644 --- a/arch/ppc64/kernel/pci_iommu.c +++ b/arch/ppc64/kernel/pci_iommu.c | |||
@@ -37,7 +37,7 @@ | |||
37 | #include <asm/iommu.h> | 37 | #include <asm/iommu.h> |
38 | #include <asm/pci-bridge.h> | 38 | #include <asm/pci-bridge.h> |
39 | #include <asm/machdep.h> | 39 | #include <asm/machdep.h> |
40 | #include "pci.h" | 40 | #include <asm/ppc-pci.h> |
41 | 41 | ||
42 | #ifdef CONFIG_PPC_ISERIES | 42 | #ifdef CONFIG_PPC_ISERIES |
43 | #include <asm/iSeries/iSeries_pci.h> | 43 | #include <asm/iSeries/iSeries_pci.h> |
diff --git a/arch/ppc64/kernel/pmac_pci.c b/arch/ppc64/kernel/pmac_pci.c index 1f61aa4746ec..f139fc034199 100644 --- a/arch/ppc64/kernel/pmac_pci.c +++ b/arch/ppc64/kernel/pmac_pci.c | |||
@@ -27,8 +27,8 @@ | |||
27 | #include <asm/machdep.h> | 27 | #include <asm/machdep.h> |
28 | #include <asm/pmac_feature.h> | 28 | #include <asm/pmac_feature.h> |
29 | #include <asm/iommu.h> | 29 | #include <asm/iommu.h> |
30 | #include <asm/ppc-pci.h> | ||
30 | 31 | ||
31 | #include "pci.h" | ||
32 | #include "pmac.h" | 32 | #include "pmac.h" |
33 | 33 | ||
34 | #define DEBUG | 34 | #define DEBUG |
diff --git a/arch/ppc64/kernel/rtas_pci.c b/arch/ppc64/kernel/rtas_pci.c index 4d920dd41dc6..20361bcd8cfb 100644 --- a/arch/ppc64/kernel/rtas_pci.c +++ b/arch/ppc64/kernel/rtas_pci.c | |||
@@ -39,8 +39,7 @@ | |||
39 | #include <asm/iommu.h> | 39 | #include <asm/iommu.h> |
40 | #include <asm/rtas.h> | 40 | #include <asm/rtas.h> |
41 | #include <asm/mpic.h> | 41 | #include <asm/mpic.h> |
42 | 42 | #include <asm/ppc-pci.h> | |
43 | #include "pci.h" | ||
44 | 43 | ||
45 | /* RTAS tokens */ | 44 | /* RTAS tokens */ |
46 | static int read_pci_config; | 45 | static int read_pci_config; |
diff --git a/arch/ppc64/kernel/sys_ppc32.c b/arch/ppc64/kernel/sys_ppc32.c index e93c13458910..1cacf61f9c91 100644 --- a/arch/ppc64/kernel/sys_ppc32.c +++ b/arch/ppc64/kernel/sys_ppc32.c | |||
@@ -53,8 +53,7 @@ | |||
53 | #include <asm/time.h> | 53 | #include <asm/time.h> |
54 | #include <asm/mmu_context.h> | 54 | #include <asm/mmu_context.h> |
55 | #include <asm/systemcfg.h> | 55 | #include <asm/systemcfg.h> |
56 | 56 | #include <asm/ppc-pci.h> | |
57 | #include "pci.h" | ||
58 | 57 | ||
59 | /* readdir & getdents */ | 58 | /* readdir & getdents */ |
60 | #define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de))) | 59 | #define NAME_OFFSET(de) ((int) ((de)->d_name - (char __user *) (de))) |
diff --git a/arch/ppc64/kernel/u3_iommu.c b/arch/ppc64/kernel/u3_iommu.c index df9c775f4955..fba871a1bda5 100644 --- a/arch/ppc64/kernel/u3_iommu.c +++ b/arch/ppc64/kernel/u3_iommu.c | |||
@@ -45,8 +45,7 @@ | |||
45 | #include <asm/cacheflush.h> | 45 | #include <asm/cacheflush.h> |
46 | #include <asm/lmb.h> | 46 | #include <asm/lmb.h> |
47 | #include <asm/dart.h> | 47 | #include <asm/dart.h> |
48 | 48 | #include <asm/ppc-pci.h> | |
49 | #include "pci.h" | ||
50 | 49 | ||
51 | extern int iommu_force_on; | 50 | extern int iommu_force_on; |
52 | 51 | ||