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authorHelge Deller <deller@parisc-linux.org>2006-03-27 14:52:15 -0500
committerKyle McMartin <kyle@hera.kernel.org>2006-03-30 12:48:42 -0500
commit5076c15862644edb91d2e3436b2fa3e07b28385d (patch)
tree179750a6a7649c8cf233509c26da144764894ded /drivers/parisc
parent94c3e87a792c70d041954b0ef68ebd22368d0931 (diff)
[PARISC] I/O-Space must be ioremap_nocache()'d
Addresses in F-space must be accessed uncached on most parisc machines. Signed-off-by: Helge Deller <deller@parisc-linux.org> Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
Diffstat (limited to 'drivers/parisc')
-rw-r--r--drivers/parisc/ccio-dma.c2
-rw-r--r--drivers/parisc/dino.c5
-rw-r--r--drivers/parisc/eisa.c2
-rw-r--r--drivers/parisc/iosapic.c2
-rw-r--r--drivers/parisc/lba_pci.c8
-rw-r--r--drivers/parisc/sba_iommu.c6
-rw-r--r--drivers/parisc/superio.c48
7 files changed, 33 insertions, 40 deletions
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index 93f8a8fa8890..a5d826237b26 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1560,7 +1560,7 @@ static int ccio_probe(struct parisc_device *dev)
1560 *ioc_p = ioc; 1560 *ioc_p = ioc;
1561 1561
1562 ioc->hw_path = dev->hw_path; 1562 ioc->hw_path = dev->hw_path;
1563 ioc->ioc_regs = ioremap(dev->hpa.start, 4096); 1563 ioc->ioc_regs = ioremap_nocache(dev->hpa.start, 4096);
1564 ccio_ioc_init(ioc); 1564 ccio_ioc_init(ioc);
1565 ccio_init_resources(ioc); 1565 ccio_init_resources(ioc);
1566 hppa_dma_ops = &ccio_ops; 1566 hppa_dma_ops = &ccio_ops;
diff --git a/drivers/parisc/dino.c b/drivers/parisc/dino.c
index 3d1a7f98c676..6e8ed0c81a6c 100644
--- a/drivers/parisc/dino.c
+++ b/drivers/parisc/dino.c
@@ -5,6 +5,7 @@
5** (c) Copyright 1999 SuSE GmbH 5** (c) Copyright 1999 SuSE GmbH
6** (c) Copyright 1999,2000 Hewlett-Packard Company 6** (c) Copyright 1999,2000 Hewlett-Packard Company
7** (c) Copyright 2000 Grant Grundler 7** (c) Copyright 2000 Grant Grundler
8** (c) Copyright 2006 Helge Deller
8** 9**
9** This program is free software; you can redistribute it and/or modify 10** This program is free software; you can redistribute it and/or modify
10** it under the terms of the GNU General Public License as published by 11** it under the terms of the GNU General Public License as published by
@@ -785,7 +786,7 @@ dino_bridge_init(struct dino_device *dino_dev, const char *name)
785 if((io_addr & (1 << i)) == 0) 786 if((io_addr & (1 << i)) == 0)
786 continue; 787 continue;
787 788
788 start = (unsigned long)(signed int)(0xf0000000 | (i << 23)); 789 start = F_EXTEND(0xf0000000UL) | (i << 23);
789 end = start + 8 * 1024 * 1024 - 1; 790 end = start + 8 * 1024 * 1024 - 1;
790 791
791 DBG("DINO RANGE %d is at 0x%lx-0x%lx\n", count, 792 DBG("DINO RANGE %d is at 0x%lx-0x%lx\n", count,
@@ -996,7 +997,7 @@ static int __init dino_probe(struct parisc_device *dev)
996 } 997 }
997 998
998 dino_dev->hba.dev = dev; 999 dino_dev->hba.dev = dev;
999 dino_dev->hba.base_addr = ioremap(hpa, 4096); 1000 dino_dev->hba.base_addr = ioremap_nocache(hpa, 4096);
1000 dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */ 1001 dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */
1001 spin_lock_init(&dino_dev->dinosaur_pen); 1002 spin_lock_init(&dino_dev->dinosaur_pen);
1002 dino_dev->hba.iommu = ccio_get_iommu(dev); 1003 dino_dev->hba.iommu = ccio_get_iommu(dev);
diff --git a/drivers/parisc/eisa.c b/drivers/parisc/eisa.c
index 3d94d86c1c9f..9d3bd15bf53b 100644
--- a/drivers/parisc/eisa.c
+++ b/drivers/parisc/eisa.c
@@ -366,7 +366,7 @@ static int __devinit eisa_probe(struct parisc_device *dev)
366 eisa_dev.eeprom_addr = MIRAGE_EEPROM_BASE_ADDR; 366 eisa_dev.eeprom_addr = MIRAGE_EEPROM_BASE_ADDR;
367 } 367 }
368 } 368 }
369 eisa_eeprom_addr = ioremap(eisa_dev.eeprom_addr, HPEE_MAX_LENGTH); 369 eisa_eeprom_addr = ioremap_nocache(eisa_dev.eeprom_addr, HPEE_MAX_LENGTH);
370 result = eisa_enumerator(eisa_dev.eeprom_addr, &eisa_dev.hba.io_space, 370 result = eisa_enumerator(eisa_dev.eeprom_addr, &eisa_dev.hba.io_space,
371 &eisa_dev.hba.lmmio_space); 371 &eisa_dev.hba.lmmio_space);
372 init_eisa_pic(); 372 init_eisa_pic();
diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c
index 8d7a36392eb8..7a458d5bc751 100644
--- a/drivers/parisc/iosapic.c
+++ b/drivers/parisc/iosapic.c
@@ -879,7 +879,7 @@ void *iosapic_register(unsigned long hpa)
879 return NULL; 879 return NULL;
880 } 880 }
881 881
882 isi->addr = ioremap(hpa, 4096); 882 isi->addr = ioremap_nocache(hpa, 4096);
883 isi->isi_hpa = hpa; 883 isi->isi_hpa = hpa;
884 isi->isi_version = iosapic_rd_version(isi); 884 isi->isi_version = iosapic_rd_version(isi);
885 isi->isi_num_vectors = IOSAPIC_IRDT_MAX_ENTRY(isi->isi_version) + 1; 885 isi->isi_num_vectors = IOSAPIC_IRDT_MAX_ENTRY(isi->isi_version) + 1;
diff --git a/drivers/parisc/lba_pci.c b/drivers/parisc/lba_pci.c
index e8a2a4a852f5..3fe4a77fa16a 100644
--- a/drivers/parisc/lba_pci.c
+++ b/drivers/parisc/lba_pci.c
@@ -1213,7 +1213,7 @@ lba_pat_resources(struct parisc_device *pa_dev, struct lba_device *lba_dev)
1213 ** Postable I/O port space is per PCI host adapter. 1213 ** Postable I/O port space is per PCI host adapter.
1214 ** base of 64MB PIOP region 1214 ** base of 64MB PIOP region
1215 */ 1215 */
1216 lba_dev->iop_base = ioremap(p->start, 64 * 1024 * 1024); 1216 lba_dev->iop_base = ioremap_nocache(p->start, 64 * 1024 * 1024);
1217 1217
1218 sprintf(lba_dev->hba.io_name, "PCI%02lx Ports", 1218 sprintf(lba_dev->hba.io_name, "PCI%02lx Ports",
1219 lba_dev->hba.bus_num.start); 1219 lba_dev->hba.bus_num.start);
@@ -1525,7 +1525,7 @@ lba_driver_probe(struct parisc_device *dev)
1525 u32 func_class; 1525 u32 func_class;
1526 void *tmp_obj; 1526 void *tmp_obj;
1527 char *version; 1527 char *version;
1528 void __iomem *addr = ioremap(dev->hpa.start, 4096); 1528 void __iomem *addr = ioremap_nocache(dev->hpa.start, 4096);
1529 1529
1530 /* Read HW Rev First */ 1530 /* Read HW Rev First */
1531 func_class = READ_REG32(addr + LBA_FCLASS); 1531 func_class = READ_REG32(addr + LBA_FCLASS);
@@ -1619,7 +1619,7 @@ lba_driver_probe(struct parisc_device *dev)
1619 } else { 1619 } else {
1620 if (!astro_iop_base) { 1620 if (!astro_iop_base) {
1621 /* Sprockets PDC uses NPIOP region */ 1621 /* Sprockets PDC uses NPIOP region */
1622 astro_iop_base = ioremap(LBA_PORT_BASE, 64 * 1024); 1622 astro_iop_base = ioremap_nocache(LBA_PORT_BASE, 64 * 1024);
1623 pci_port = &lba_astro_port_ops; 1623 pci_port = &lba_astro_port_ops;
1624 } 1624 }
1625 1625
@@ -1700,7 +1700,7 @@ void __init lba_init(void)
1700*/ 1700*/
1701void lba_set_iregs(struct parisc_device *lba, u32 ibase, u32 imask) 1701void lba_set_iregs(struct parisc_device *lba, u32 ibase, u32 imask)
1702{ 1702{
1703 void __iomem * base_addr = ioremap(lba->hpa.start, 4096); 1703 void __iomem * base_addr = ioremap_nocache(lba->hpa.start, 4096);
1704 1704
1705 imask <<= 2; /* adjust for hints - 2 more bits */ 1705 imask <<= 2; /* adjust for hints - 2 more bits */
1706 1706
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 0821747e44cf..42b32ff2fca6 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1642,9 +1642,9 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
1642** 1642**
1643**************************************************************************/ 1643**************************************************************************/
1644 1644
1645static void __iomem *ioc_remap(struct sba_device *sba_dev, int offset) 1645static void __iomem *ioc_remap(struct sba_device *sba_dev, unsigned int offset)
1646{ 1646{
1647 return ioremap(sba_dev->dev->hpa.start + offset, SBA_FUNC_SIZE); 1647 return ioremap_nocache(sba_dev->dev->hpa.start + offset, SBA_FUNC_SIZE);
1648} 1648}
1649 1649
1650static void sba_hw_init(struct sba_device *sba_dev) 1650static void sba_hw_init(struct sba_device *sba_dev)
@@ -2040,7 +2040,7 @@ sba_driver_callback(struct parisc_device *dev)
2040 u32 func_class; 2040 u32 func_class;
2041 int i; 2041 int i;
2042 char *version; 2042 char *version;
2043 void __iomem *sba_addr = ioremap(dev->hpa.start, SBA_FUNC_SIZE); 2043 void __iomem *sba_addr = ioremap_nocache(dev->hpa.start, SBA_FUNC_SIZE);
2044 struct proc_dir_entry *info_entry, *bitmap_entry, *root; 2044 struct proc_dir_entry *info_entry, *bitmap_entry, *root;
2045 2045
2046 sba_dump_ranges(sba_addr); 2046 sba_dump_ranges(sba_addr);
diff --git a/drivers/parisc/superio.c b/drivers/parisc/superio.c
index ad6d3b28a3a6..719b863bc20e 100644
--- a/drivers/parisc/superio.c
+++ b/drivers/parisc/superio.c
@@ -12,6 +12,7 @@
12 * (C) Copyright 2001 John Marvin <jsm fc hp com> 12 * (C) Copyright 2001 John Marvin <jsm fc hp com>
13 * (C) Copyright 2003 Grant Grundler <grundler parisc-linux org> 13 * (C) Copyright 2003 Grant Grundler <grundler parisc-linux org>
14 * (C) Copyright 2005 Kyle McMartin <kyle@parisc-linux.org> 14 * (C) Copyright 2005 Kyle McMartin <kyle@parisc-linux.org>
15 * (C) Copyright 2006 Helge Deller <deller@gmx.de>
15 * 16 *
16 * This program is free software; you can redistribute it and/or 17 * This program is free software; you can redistribute it and/or
17 * modify it under the terms of the GNU General Public License as 18 * modify it under the terms of the GNU General Public License as
@@ -388,43 +389,34 @@ int superio_fixup_irq(struct pci_dev *pcidev)
388 return local_irq; 389 return local_irq;
389} 390}
390 391
391static struct uart_port serial[] = {
392 {
393 .iotype = UPIO_PORT,
394 .line = 0,
395 .type = PORT_16550A,
396 .uartclk = 115200*16,
397 .fifosize = 16,
398 },
399 {
400 .iotype = UPIO_PORT,
401 .line = 1,
402 .type = PORT_16550A,
403 .uartclk = 115200*16,
404 .fifosize = 16,
405 }
406};
407
408static void __devinit superio_serial_init(void) 392static void __devinit superio_serial_init(void)
409{ 393{
410#ifdef CONFIG_SERIAL_8250 394#ifdef CONFIG_SERIAL_8250
411 int retval; 395 int retval;
412 396 struct uart_port serial_port;
413 serial[0].iobase = sio_dev.sp1_base; 397
414 serial[0].irq = SP1_IRQ; 398 memset(&serial_port, 0, sizeof(serial_port));
415 spin_lock_init(&serial[0].lock); 399 serial_port.iotype = UPIO_PORT;
416 400 serial_port.type = PORT_16550A;
417 retval = early_serial_setup(&serial[0]); 401 serial_port.uartclk = 115200*16;
402 serial_port.fifosize = 16;
403 spin_lock_init(&serial_port.lock);
404
405 /* serial port #1 */
406 serial_port.iobase = sio_dev.sp1_base;
407 serial_port.irq = SP1_IRQ;
408 serial_port.line = 0;
409 retval = early_serial_setup(&serial_port);
418 if (retval < 0) { 410 if (retval < 0) {
419 printk(KERN_WARNING PFX "Register Serial #0 failed.\n"); 411 printk(KERN_WARNING PFX "Register Serial #0 failed.\n");
420 return; 412 return;
421 } 413 }
422 414
423 serial[1].iobase = sio_dev.sp2_base; 415 /* serial port #2 */
424 serial[1].irq = SP2_IRQ; 416 serial_port.iobase = sio_dev.sp2_base;
425 spin_lock_init(&serial[1].lock); 417 serial_port.irq = SP2_IRQ;
426 retval = early_serial_setup(&serial[1]); 418 serial_port.line = 1;
427 419 retval = early_serial_setup(&serial_port);
428 if (retval < 0) 420 if (retval < 0)
429 printk(KERN_WARNING PFX "Register Serial #1 failed.\n"); 421 printk(KERN_WARNING PFX "Register Serial #1 failed.\n");
430#endif /* CONFIG_SERIAL_8250 */ 422#endif /* CONFIG_SERIAL_8250 */