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authorPaul Mundt <lethal@linux-sh.org>2007-11-21 09:27:52 -0500
committerPaul Mundt <lethal@linux-sh.org>2008-01-27 23:18:55 -0500
commitb4eaa1cc7ce8203ac9af9184c49c635ce79592b1 (patch)
tree83d71382fed9cc992cd6a1c23e6ec28fef304f2a /arch/sh/drivers
parent18bc81319b438ae3266e1b2653ce874912dae891 (diff)
sh: Kill off the rest of arch/sh64/kernel/.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/drivers')
-rw-r--r--arch/sh/drivers/pci/pci-sh5.c536
-rw-r--r--arch/sh/drivers/pci/pci-sh5.h107
2 files changed, 643 insertions, 0 deletions
diff --git a/arch/sh/drivers/pci/pci-sh5.c b/arch/sh/drivers/pci/pci-sh5.c
new file mode 100644
index 000000000000..b4d9534d2b0e
--- /dev/null
+++ b/arch/sh/drivers/pci/pci-sh5.c
@@ -0,0 +1,536 @@
1/*
2 * Copyright (C) 2001 David J. Mckay (david.mckay@st.com)
3 * Copyright (C) 2003, 2004 Paul Mundt
4 * Copyright (C) 2004 Richard Curnow
5 *
6 * May be copied or modified under the terms of the GNU General Public
7 * License. See linux/COPYING for more information.
8 *
9 * Support functions for the SH5 PCI hardware.
10 */
11
12#include <linux/kernel.h>
13#include <linux/rwsem.h>
14#include <linux/smp.h>
15#include <linux/interrupt.h>
16#include <linux/init.h>
17#include <linux/errno.h>
18#include <linux/pci.h>
19#include <linux/delay.h>
20#include <linux/types.h>
21#include <asm/pci.h>
22#include <linux/irq.h>
23
24#include <asm/io.h>
25#include <asm/hardware.h>
26#include "pci_sh5.h"
27
28static unsigned long pcicr_virt;
29unsigned long pciio_virt;
30
31static void __init pci_fixup_ide_bases(struct pci_dev *d)
32{
33 int i;
34
35 /*
36 * PCI IDE controllers use non-standard I/O port decoding, respect it.
37 */
38 if ((d->class >> 8) != PCI_CLASS_STORAGE_IDE)
39 return;
40 printk("PCI: IDE base address fixup for %s\n", pci_name(d));
41 for(i=0; i<4; i++) {
42 struct resource *r = &d->resource[i];
43 if ((r->start & ~0x80) == 0x374) {
44 r->start |= 2;
45 r->end = r->start;
46 }
47 }
48}
49DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_ide_bases);
50
51char * __devinit pcibios_setup(char *str)
52{
53 return str;
54}
55
56/* Rounds a number UP to the nearest power of two. Used for
57 * sizing the PCI window.
58 */
59static u32 __init r2p2(u32 num)
60{
61 int i = 31;
62 u32 tmp = num;
63
64 if (num == 0)
65 return 0;
66
67 do {
68 if (tmp & (1 << 31))
69 break;
70 i--;
71 tmp <<= 1;
72 } while (i >= 0);
73
74 tmp = 1 << i;
75 /* If the original number isn't a power of 2, round it up */
76 if (tmp != num)
77 tmp <<= 1;
78
79 return tmp;
80}
81
82extern unsigned long long memory_start, memory_end;
83
84int __init sh5pci_init(unsigned memStart, unsigned memSize)
85{
86 u32 lsr0;
87 u32 uval;
88
89 pcicr_virt = onchip_remap(SH5PCI_ICR_BASE, 1024, "PCICR");
90 if (!pcicr_virt) {
91 panic("Unable to remap PCICR\n");
92 }
93
94 pciio_virt = onchip_remap(SH5PCI_IO_BASE, 0x10000, "PCIIO");
95 if (!pciio_virt) {
96 panic("Unable to remap PCIIO\n");
97 }
98
99 pr_debug("Register base addres is 0x%08lx\n", pcicr_virt);
100
101 /* Clear snoop registers */
102 SH5PCI_WRITE(CSCR0, 0);
103 SH5PCI_WRITE(CSCR1, 0);
104
105 pr_debug("Wrote to reg\n");
106
107 /* Switch off interrupts */
108 SH5PCI_WRITE(INTM, 0);
109 SH5PCI_WRITE(AINTM, 0);
110 SH5PCI_WRITE(PINTM, 0);
111
112 /* Set bus active, take it out of reset */
113 uval = SH5PCI_READ(CR);
114
115 /* Set command Register */
116 SH5PCI_WRITE(CR, uval | CR_LOCK_MASK | CR_CFINT| CR_FTO | CR_PFE | CR_PFCS | CR_BMAM);
117
118 uval=SH5PCI_READ(CR);
119 pr_debug("CR is actually 0x%08x\n",uval);
120
121 /* Allow it to be a master */
122 /* NB - WE DISABLE I/O ACCESS to stop overlap */
123 /* set WAIT bit to enable stepping, an attempt to improve stability */
124 SH5PCI_WRITE_SHORT(CSR_CMD,
125 PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER | PCI_COMMAND_WAIT);
126
127 /*
128 ** Set translation mapping memory in order to convert the address
129 ** used for the main bus, to the PCI internal address.
130 */
131 SH5PCI_WRITE(MBR,0x40000000);
132
133 /* Always set the max size 512M */
134 SH5PCI_WRITE(MBMR, PCISH5_MEM_SIZCONV(512*1024*1024));
135
136 /*
137 ** I/O addresses are mapped at internal PCI specific address
138 ** as is described into the configuration bridge table.
139 ** These are changed to 0, to allow cards that have legacy
140 ** io such as vga to function correctly. We set the SH5 IOBAR to
141 ** 256K, which is a bit big as we can only have 64K of address space
142 */
143
144 SH5PCI_WRITE(IOBR,0x0);
145
146 pr_debug("PCI:Writing 0x%08x to IOBR\n",0);
147
148 /* Set up a 256K window. Totally pointless waste of address space */
149 SH5PCI_WRITE(IOBMR,0);
150 pr_debug("PCI:Writing 0x%08x to IOBMR\n",0);
151
152 /* The SH5 has a HUGE 256K I/O region, which breaks the PCI spec. Ideally,
153 * we would want to map the I/O region somewhere, but it is so big this is not
154 * that easy!
155 */
156 SH5PCI_WRITE(CSR_IBAR0,~0);
157 /* Set memory size value */
158 memSize = memory_end - memory_start;
159
160 /* Now we set up the mbars so the PCI bus can see the memory of the machine */
161 if (memSize < (1024 * 1024)) {
162 printk(KERN_ERR "PCISH5: Ridiculous memory size of 0x%x?\n", memSize);
163 return -EINVAL;
164 }
165
166 /* Set LSR 0 */
167 lsr0 = (memSize > (512 * 1024 * 1024)) ? 0x1ff00001 : ((r2p2(memSize) - 0x100000) | 0x1);
168 SH5PCI_WRITE(LSR0, lsr0);
169
170 pr_debug("PCI:Writing 0x%08x to LSR0\n",lsr0);
171
172 /* Set MBAR 0 */
173 SH5PCI_WRITE(CSR_MBAR0, memory_start);
174 SH5PCI_WRITE(LAR0, memory_start);
175
176 SH5PCI_WRITE(CSR_MBAR1,0);
177 SH5PCI_WRITE(LAR1,0);
178 SH5PCI_WRITE(LSR1,0);
179
180 pr_debug("PCI:Writing 0x%08llx to CSR_MBAR0\n",memory_start);
181 pr_debug("PCI:Writing 0x%08llx to LAR0\n",memory_start);
182
183 /* Enable the PCI interrupts on the device */
184 SH5PCI_WRITE(INTM, ~0);
185 SH5PCI_WRITE(AINTM, ~0);
186 SH5PCI_WRITE(PINTM, ~0);
187
188 pr_debug("Switching on all error interrupts\n");
189
190 return(0);
191}
192
193static int sh5pci_read(struct pci_bus *bus, unsigned int devfn, int where,
194 int size, u32 *val)
195{
196 SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where));
197
198 switch (size) {
199 case 1:
200 *val = (u8)SH5PCI_READ_BYTE(PDR + (where & 3));
201 break;
202 case 2:
203 *val = (u16)SH5PCI_READ_SHORT(PDR + (where & 2));
204 break;
205 case 4:
206 *val = SH5PCI_READ(PDR);
207 break;
208 }
209
210 return PCIBIOS_SUCCESSFUL;
211}
212
213static int sh5pci_write(struct pci_bus *bus, unsigned int devfn, int where,
214 int size, u32 val)
215{
216 SH5PCI_WRITE(PAR, CONFIG_CMD(bus, devfn, where));
217
218 switch (size) {
219 case 1:
220 SH5PCI_WRITE_BYTE(PDR + (where & 3), (u8)val);
221 break;
222 case 2:
223 SH5PCI_WRITE_SHORT(PDR + (where & 2), (u16)val);
224 break;
225 case 4:
226 SH5PCI_WRITE(PDR, val);
227 break;
228 }
229
230 return PCIBIOS_SUCCESSFUL;
231}
232
233static struct pci_ops pci_config_ops = {
234 .read = sh5pci_read,
235 .write = sh5pci_write,
236};
237
238/* Everything hangs off this */
239static struct pci_bus *pci_root_bus;
240
241
242static u8 __init no_swizzle(struct pci_dev *dev, u8 * pin)
243{
244 pr_debug("swizzle for dev %d on bus %d slot %d pin is %d\n",
245 dev->devfn,dev->bus->number, PCI_SLOT(dev->devfn),*pin);
246 return PCI_SLOT(dev->devfn);
247}
248
249static inline u8 bridge_swizzle(u8 pin, u8 slot)
250{
251 return (((pin-1) + slot) % 4) + 1;
252}
253
254u8 __init common_swizzle(struct pci_dev *dev, u8 *pinp)
255{
256 if (dev->bus->number != 0) {
257 u8 pin = *pinp;
258 do {
259 pin = bridge_swizzle(pin, PCI_SLOT(dev->devfn));
260 /* Move up the chain of bridges. */
261 dev = dev->bus->self;
262 } while (dev->bus->self);
263 *pinp = pin;
264
265 /* The slot is the slot of the last bridge. */
266 }
267
268 return PCI_SLOT(dev->devfn);
269}
270
271/* This needs to be shunted out of here into the board specific bit */
272
273static int __init map_cayman_irq(struct pci_dev *dev, u8 slot, u8 pin)
274{
275 int result = -1;
276
277 /* The complication here is that the PCI IRQ lines from the Cayman's 2
278 5V slots get into the CPU via a different path from the IRQ lines
279 from the 3 3.3V slots. Thus, we have to detect whether the card's
280 interrupts go via the 5V or 3.3V path, i.e. the 'bridge swizzling'
281 at the point where we cross from 5V to 3.3V is not the normal case.
282
283 The added complication is that we don't know that the 5V slots are
284 always bus 2, because a card containing a PCI-PCI bridge may be
285 plugged into a 3.3V slot, and this changes the bus numbering.
286
287 Also, the Cayman has an intermediate PCI bus that goes a custom
288 expansion board header (and to the secondary bridge). This bus has
289 never been used in practice.
290
291 The 1ary onboard PCI-PCI bridge is device 3 on bus 0
292 The 2ary onboard PCI-PCI bridge is device 0 on the 2ary bus of the 1ary bridge.
293 */
294
295 struct slot_pin {
296 int slot;
297 int pin;
298 } path[4];
299 int i=0;
300
301 while (dev->bus->number > 0) {
302
303 slot = path[i].slot = PCI_SLOT(dev->devfn);
304 pin = path[i].pin = bridge_swizzle(pin, slot);
305 dev = dev->bus->self;
306 i++;
307 if (i > 3) panic("PCI path to root bus too long!\n");
308 }
309
310 slot = PCI_SLOT(dev->devfn);
311 /* This is the slot on bus 0 through which the device is eventually
312 reachable. */
313
314 /* Now work back up. */
315 if ((slot < 3) || (i == 0)) {
316 /* Bus 0 (incl. PCI-PCI bridge itself) : perform the final
317 swizzle now. */
318 result = IRQ_INTA + bridge_swizzle(pin, slot) - 1;
319 } else {
320 i--;
321 slot = path[i].slot;
322 pin = path[i].pin;
323 if (slot > 0) {
324 panic("PCI expansion bus device found - not handled!\n");
325 } else {
326 if (i > 0) {
327 /* 5V slots */
328 i--;
329 slot = path[i].slot;
330 pin = path[i].pin;
331 /* 'pin' was swizzled earlier wrt slot, don't do it again. */
332 result = IRQ_P2INTA + (pin - 1);
333 } else {
334 /* IRQ for 2ary PCI-PCI bridge : unused */
335 result = -1;
336 }
337 }
338 }
339
340 return result;
341}
342
343static irqreturn_t pcish5_err_irq(int irq, void *dev_id)
344{
345 struct pt_regs *regs = get_irq_regs();
346 unsigned pci_int, pci_air, pci_cir, pci_aint;
347
348 pci_int = SH5PCI_READ(INT);
349 pci_cir = SH5PCI_READ(CIR);
350 pci_air = SH5PCI_READ(AIR);
351
352 if (pci_int) {
353 printk("PCI INTERRUPT (at %08llx)!\n", regs->pc);
354 printk("PCI INT -> 0x%x\n", pci_int & 0xffff);
355 printk("PCI AIR -> 0x%x\n", pci_air);
356 printk("PCI CIR -> 0x%x\n", pci_cir);
357 SH5PCI_WRITE(INT, ~0);
358 }
359
360 pci_aint = SH5PCI_READ(AINT);
361 if (pci_aint) {
362 printk("PCI ARB INTERRUPT!\n");
363 printk("PCI AINT -> 0x%x\n", pci_aint);
364 printk("PCI AIR -> 0x%x\n", pci_air);
365 printk("PCI CIR -> 0x%x\n", pci_cir);
366 SH5PCI_WRITE(AINT, ~0);
367 }
368
369 return IRQ_HANDLED;
370}
371
372static irqreturn_t pcish5_serr_irq(int irq, void *dev_id)
373{
374 printk("SERR IRQ\n");
375
376 return IRQ_NONE;
377}
378
379static void __init
380pcibios_size_bridge(struct pci_bus *bus, struct resource *ior,
381 struct resource *memr)
382{
383 struct resource io_res, mem_res;
384 struct pci_dev *dev;
385 struct pci_dev *bridge = bus->self;
386 struct list_head *ln;
387
388 if (!bridge)
389 return; /* host bridge, nothing to do */
390
391 /* set reasonable default locations for pcibios_align_resource */
392 io_res.start = PCIBIOS_MIN_IO;
393 mem_res.start = PCIBIOS_MIN_MEM;
394
395 io_res.end = io_res.start;
396 mem_res.end = mem_res.start;
397
398 /* Collect information about how our direct children are layed out. */
399 for (ln=bus->devices.next; ln != &bus->devices; ln=ln->next) {
400 int i;
401 dev = pci_dev_b(ln);
402
403 /* Skip bridges for now */
404 if (dev->class >> 8 == PCI_CLASS_BRIDGE_PCI)
405 continue;
406
407 for (i = 0; i < PCI_NUM_RESOURCES; i++) {
408 struct resource res;
409 unsigned long size;
410
411 memcpy(&res, &dev->resource[i], sizeof(res));
412 size = res.end - res.start + 1;
413
414 if (res.flags & IORESOURCE_IO) {
415 res.start = io_res.end;
416 pcibios_align_resource(dev, &res, size, 0);
417 io_res.end = res.start + size;
418 } else if (res.flags & IORESOURCE_MEM) {
419 res.start = mem_res.end;
420 pcibios_align_resource(dev, &res, size, 0);
421 mem_res.end = res.start + size;
422 }
423 }
424 }
425
426 /* And for all of the subordinate busses. */
427 for (ln=bus->children.next; ln != &bus->children; ln=ln->next)
428 pcibios_size_bridge(pci_bus_b(ln), &io_res, &mem_res);
429
430 /* turn the ending locations into sizes (subtract start) */
431 io_res.end -= io_res.start;
432 mem_res.end -= mem_res.start;
433
434 /* Align the sizes up by bridge rules */
435 io_res.end = ALIGN(io_res.end, 4*1024) - 1;
436 mem_res.end = ALIGN(mem_res.end, 1*1024*1024) - 1;
437
438 /* Adjust the bridge's allocation requirements */
439 bridge->resource[0].end = bridge->resource[0].start + io_res.end;
440 bridge->resource[1].end = bridge->resource[1].start + mem_res.end;
441
442 bridge->resource[PCI_BRIDGE_RESOURCES].end =
443 bridge->resource[PCI_BRIDGE_RESOURCES].start + io_res.end;
444 bridge->resource[PCI_BRIDGE_RESOURCES+1].end =
445 bridge->resource[PCI_BRIDGE_RESOURCES+1].start + mem_res.end;
446
447 /* adjust parent's resource requirements */
448 if (ior) {
449 ior->end = ALIGN(ior->end, 4*1024);
450 ior->end += io_res.end;
451 }
452
453 if (memr) {
454 memr->end = ALIGN(memr->end, 1*1024*1024);
455 memr->end += mem_res.end;
456 }
457}
458
459static void __init pcibios_size_bridges(void)
460{
461 struct resource io_res, mem_res;
462
463 memset(&io_res, 0, sizeof(io_res));
464 memset(&mem_res, 0, sizeof(mem_res));
465
466 pcibios_size_bridge(pci_root_bus, &io_res, &mem_res);
467}
468
469static int __init pcibios_init(void)
470{
471 if (request_irq(IRQ_ERR, pcish5_err_irq,
472 IRQF_DISABLED, "PCI Error",NULL) < 0) {
473 printk(KERN_ERR "PCISH5: Cannot hook PCI_PERR interrupt\n");
474 return -EINVAL;
475 }
476
477 if (request_irq(IRQ_SERR, pcish5_serr_irq,
478 IRQF_DISABLED, "PCI SERR interrupt", NULL) < 0) {
479 printk(KERN_ERR "PCISH5: Cannot hook PCI_SERR interrupt\n");
480 return -EINVAL;
481 }
482
483 /* The pci subsystem needs to know where memory is and how much
484 * of it there is. I've simply made these globals. A better mechanism
485 * is probably needed.
486 */
487 sh5pci_init(__pa(memory_start),
488 __pa(memory_end) - __pa(memory_start));
489
490 pci_root_bus = pci_scan_bus(0, &pci_config_ops, NULL);
491 pcibios_size_bridges();
492 pci_assign_unassigned_resources();
493 pci_fixup_irqs(no_swizzle, map_cayman_irq);
494
495 return 0;
496}
497
498subsys_initcall(pcibios_init);
499
500void __devinit pcibios_fixup_bus(struct pci_bus *bus)
501{
502 struct pci_dev *dev = bus->self;
503 int i;
504
505#if 1
506 if(dev) {
507 for(i=0; i<3; i++) {
508 bus->resource[i] =
509 &dev->resource[PCI_BRIDGE_RESOURCES+i];
510 bus->resource[i]->name = bus->name;
511 }
512 bus->resource[0]->flags |= IORESOURCE_IO;
513 bus->resource[1]->flags |= IORESOURCE_MEM;
514
515 /* For now, propagate host limits to the bus;
516 * we'll adjust them later. */
517
518#if 1
519 bus->resource[0]->end = 64*1024 - 1 ;
520 bus->resource[1]->end = PCIBIOS_MIN_MEM+(256*1024*1024)-1;
521 bus->resource[0]->start = PCIBIOS_MIN_IO;
522 bus->resource[1]->start = PCIBIOS_MIN_MEM;
523#else
524 bus->resource[0]->end = 0;
525 bus->resource[1]->end = 0;
526 bus->resource[0]->start =0;
527 bus->resource[1]->start = 0;
528#endif
529 /* Turn off downstream PF memory address range by default */
530 bus->resource[2]->start = 1024*1024;
531 bus->resource[2]->end = bus->resource[2]->start - 1;
532 }
533#endif
534
535}
536
diff --git a/arch/sh/drivers/pci/pci-sh5.h b/arch/sh/drivers/pci/pci-sh5.h
new file mode 100644
index 000000000000..c71159dd04b9
--- /dev/null
+++ b/arch/sh/drivers/pci/pci-sh5.h
@@ -0,0 +1,107 @@
1/*
2 * Copyright (C) 2001 David J. Mckay (david.mckay@st.com)
3 *
4 * May be copied or modified under the terms of the GNU General Public
5 * License. See linux/COPYING for more information.
6 *
7 * Definitions for the SH5 PCI hardware.
8 */
9
10/* Product ID */
11#define PCISH5_PID 0x350d
12
13/* vendor ID */
14#define PCISH5_VID 0x1054
15
16/* Configuration types */
17#define ST_TYPE0 0x00 /* Configuration cycle type 0 */
18#define ST_TYPE1 0x01 /* Configuration cycle type 1 */
19
20/* VCR data */
21#define PCISH5_VCR_STATUS 0x00
22#define PCISH5_VCR_VERSION 0x08
23
24/*
25** ICR register offsets and bits
26*/
27#define PCISH5_ICR_CR 0x100 /* PCI control register values */
28#define CR_PBAM (1<<12)
29#define CR_PFCS (1<<11)
30#define CR_FTO (1<<10)
31#define CR_PFE (1<<9)
32#define CR_TBS (1<<8)
33#define CR_SPUE (1<<7)
34#define CR_BMAM (1<<6)
35#define CR_HOST (1<<5)
36#define CR_CLKEN (1<<4)
37#define CR_SOCS (1<<3)
38#define CR_IOCS (1<<2)
39#define CR_RSTCTL (1<<1)
40#define CR_CFINT (1<<0)
41#define CR_LOCK_MASK 0xa5000000
42
43#define PCISH5_ICR_INT 0x114 /* Interrupt registert values */
44#define INT_MADIM (1<<2)
45
46#define PCISH5_ICR_LSR0 0X104 /* Local space register values */
47#define PCISH5_ICR_LSR1 0X108 /* Local space register values */
48#define PCISH5_ICR_LAR0 0x10c /* Local address register values */
49#define PCISH5_ICR_LAR1 0x110 /* Local address register values */
50#define PCISH5_ICR_INTM 0x118 /* Interrupt mask register values */
51#define PCISH5_ICR_AIR 0x11c /* Interrupt error address information register values */
52#define PCISH5_ICR_CIR 0x120 /* Interrupt error command information register values */
53#define PCISH5_ICR_AINT 0x130 /* Interrupt error arbiter interrupt register values */
54#define PCISH5_ICR_AINTM 0x134 /* Interrupt error arbiter interrupt mask register values */
55#define PCISH5_ICR_BMIR 0x138 /* Interrupt error info register of bus master values */
56#define PCISH5_ICR_PAR 0x1c0 /* Pio address register values */
57#define PCISH5_ICR_MBR 0x1c4 /* Memory space bank register values */
58#define PCISH5_ICR_IOBR 0x1c8 /* I/O space bank register values */
59#define PCISH5_ICR_PINT 0x1cc /* power management interrupt register values */
60#define PCISH5_ICR_PINTM 0x1d0 /* power management interrupt mask register values */
61#define PCISH5_ICR_MBMR 0x1d8 /* memory space bank mask register values */
62#define PCISH5_ICR_IOBMR 0x1dc /* I/O space bank mask register values */
63#define PCISH5_ICR_CSCR0 0x210 /* PCI cache snoop control register 0 */
64#define PCISH5_ICR_CSCR1 0x214 /* PCI cache snoop control register 1 */
65#define PCISH5_ICR_PDR 0x220 /* Pio data register values */
66
67/* These are configs space registers */
68#define PCISH5_ICR_CSR_VID 0x000 /* Vendor id */
69#define PCISH5_ICR_CSR_DID 0x002 /* Device id */
70#define PCISH5_ICR_CSR_CMD 0x004 /* Command register */
71#define PCISH5_ICR_CSR_STATUS 0x006 /* Stautus */
72#define PCISH5_ICR_CSR_IBAR0 0x010 /* I/O base address register */
73#define PCISH5_ICR_CSR_MBAR0 0x014 /* First Memory base address register */
74#define PCISH5_ICR_CSR_MBAR1 0x018 /* Second Memory base address register */
75
76
77
78/* Base address of registers */
79#define SH5PCI_ICR_BASE (PHYS_PCI_BLOCK + 0x00040000)
80#define SH5PCI_IO_BASE (PHYS_PCI_BLOCK + 0x00800000)
81/* #define SH5PCI_VCR_BASE (P2SEG_PCICB_BLOCK + P2SEG) */
82
83/* Register selection macro */
84#define PCISH5_ICR_REG(x) ( pcicr_virt + (PCISH5_ICR_##x))
85/* #define PCISH5_VCR_REG(x) ( SH5PCI_VCR_BASE (PCISH5_VCR_##x)) */
86
87/* Write I/O functions */
88#define SH5PCI_WRITE(reg,val) ctrl_outl((u32)(val),PCISH5_ICR_REG(reg))
89#define SH5PCI_WRITE_SHORT(reg,val) ctrl_outw((u16)(val),PCISH5_ICR_REG(reg))
90#define SH5PCI_WRITE_BYTE(reg,val) ctrl_outb((u8)(val),PCISH5_ICR_REG(reg))
91
92/* Read I/O functions */
93#define SH5PCI_READ(reg) ctrl_inl(PCISH5_ICR_REG(reg))
94#define SH5PCI_READ_SHORT(reg) ctrl_inw(PCISH5_ICR_REG(reg))
95#define SH5PCI_READ_BYTE(reg) ctrl_inb(PCISH5_ICR_REG(reg))
96
97/* Set PCI config bits */
98#define SET_CONFIG_BITS(bus,devfn,where) ((((bus) << 16) | ((devfn) << 8) | ((where) & ~3)) | 0x80000000)
99
100/* Set PCI command register */
101#define CONFIG_CMD(bus, devfn, where) SET_CONFIG_BITS(bus->number,devfn,where)
102
103/* Size converters */
104#define PCISH5_MEM_SIZCONV(x) (((x / 0x40000) - 1) << 18)
105#define PCISH5_IO_SIZCONV(x) (((x / 0x40000) - 1) << 18)
106
107