mirror of https://gitee.com/openkylin/linux.git
[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>
This commit is contained in:
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94c3e87a79
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5076c15862
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@ -805,7 +805,7 @@ static int perf_write_image(uint64_t *memaddr)
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return -1;
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}
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runway = ioremap(cpu_device->hpa.start, 4096);
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runway = ioremap_nocache(cpu_device->hpa.start, 4096);
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/* Merge intrigue bits into Runway STATUS 0 */
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tmp64 = __raw_readq(runway + RUNWAY_STATUS) & 0xffecfffffffffffful;
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@ -1,7 +1,7 @@
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/*
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* drivers/input/serio/gscps2.c
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*
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* Copyright (c) 2004 Helge Deller <deller@gmx.de>
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* Copyright (c) 2004-2006 Helge Deller <deller@gmx.de>
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* Copyright (c) 2002 Laurent Canet <canetl@esiee.fr>
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* Copyright (c) 2002 Thibaut Varene <varenet@parisc-linux.org>
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*
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@ -354,7 +354,7 @@ static int __init gscps2_probe(struct parisc_device *dev)
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memset(serio, 0, sizeof(struct serio));
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ps2port->port = serio;
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ps2port->padev = dev;
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ps2port->addr = ioremap(hpa, GSC_STATUS + 4);
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ps2port->addr = ioremap_nocache(hpa, GSC_STATUS + 4);
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spin_lock_init(&ps2port->lock);
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gscps2_reset(ps2port);
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@ -1560,7 +1560,7 @@ static int ccio_probe(struct parisc_device *dev)
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*ioc_p = ioc;
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ioc->hw_path = dev->hw_path;
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ioc->ioc_regs = ioremap(dev->hpa.start, 4096);
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ioc->ioc_regs = ioremap_nocache(dev->hpa.start, 4096);
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ccio_ioc_init(ioc);
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ccio_init_resources(ioc);
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hppa_dma_ops = &ccio_ops;
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@ -5,6 +5,7 @@
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** (c) Copyright 1999 SuSE GmbH
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** (c) Copyright 1999,2000 Hewlett-Packard Company
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** (c) Copyright 2000 Grant Grundler
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** (c) Copyright 2006 Helge Deller
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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@ -785,7 +786,7 @@ dino_bridge_init(struct dino_device *dino_dev, const char *name)
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if((io_addr & (1 << i)) == 0)
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continue;
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start = (unsigned long)(signed int)(0xf0000000 | (i << 23));
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start = F_EXTEND(0xf0000000UL) | (i << 23);
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end = start + 8 * 1024 * 1024 - 1;
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DBG("DINO RANGE %d is at 0x%lx-0x%lx\n", count,
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@ -996,7 +997,7 @@ static int __init dino_probe(struct parisc_device *dev)
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}
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dino_dev->hba.dev = dev;
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dino_dev->hba.base_addr = ioremap(hpa, 4096);
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dino_dev->hba.base_addr = ioremap_nocache(hpa, 4096);
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dino_dev->hba.lmmio_space_offset = 0; /* CPU addrs == bus addrs */
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spin_lock_init(&dino_dev->dinosaur_pen);
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dino_dev->hba.iommu = ccio_get_iommu(dev);
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@ -366,7 +366,7 @@ static int __devinit eisa_probe(struct parisc_device *dev)
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eisa_dev.eeprom_addr = MIRAGE_EEPROM_BASE_ADDR;
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}
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}
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eisa_eeprom_addr = ioremap(eisa_dev.eeprom_addr, HPEE_MAX_LENGTH);
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eisa_eeprom_addr = ioremap_nocache(eisa_dev.eeprom_addr, HPEE_MAX_LENGTH);
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result = eisa_enumerator(eisa_dev.eeprom_addr, &eisa_dev.hba.io_space,
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&eisa_dev.hba.lmmio_space);
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init_eisa_pic();
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@ -879,7 +879,7 @@ void *iosapic_register(unsigned long hpa)
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return NULL;
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}
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isi->addr = ioremap(hpa, 4096);
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isi->addr = ioremap_nocache(hpa, 4096);
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isi->isi_hpa = hpa;
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isi->isi_version = iosapic_rd_version(isi);
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isi->isi_num_vectors = IOSAPIC_IRDT_MAX_ENTRY(isi->isi_version) + 1;
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@ -1213,7 +1213,7 @@ lba_pat_resources(struct parisc_device *pa_dev, struct lba_device *lba_dev)
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** Postable I/O port space is per PCI host adapter.
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** base of 64MB PIOP region
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*/
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lba_dev->iop_base = ioremap(p->start, 64 * 1024 * 1024);
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lba_dev->iop_base = ioremap_nocache(p->start, 64 * 1024 * 1024);
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sprintf(lba_dev->hba.io_name, "PCI%02lx Ports",
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lba_dev->hba.bus_num.start);
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@ -1525,7 +1525,7 @@ lba_driver_probe(struct parisc_device *dev)
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u32 func_class;
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void *tmp_obj;
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char *version;
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void __iomem *addr = ioremap(dev->hpa.start, 4096);
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void __iomem *addr = ioremap_nocache(dev->hpa.start, 4096);
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/* Read HW Rev First */
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func_class = READ_REG32(addr + LBA_FCLASS);
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@ -1619,7 +1619,7 @@ lba_driver_probe(struct parisc_device *dev)
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} else {
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if (!astro_iop_base) {
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/* Sprockets PDC uses NPIOP region */
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astro_iop_base = ioremap(LBA_PORT_BASE, 64 * 1024);
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astro_iop_base = ioremap_nocache(LBA_PORT_BASE, 64 * 1024);
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pci_port = &lba_astro_port_ops;
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}
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@ -1700,7 +1700,7 @@ void __init lba_init(void)
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*/
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void lba_set_iregs(struct parisc_device *lba, u32 ibase, u32 imask)
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{
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void __iomem * base_addr = ioremap(lba->hpa.start, 4096);
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void __iomem * base_addr = ioremap_nocache(lba->hpa.start, 4096);
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imask <<= 2; /* adjust for hints - 2 more bits */
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@ -1642,9 +1642,9 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
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**
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**************************************************************************/
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static void __iomem *ioc_remap(struct sba_device *sba_dev, int offset)
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static void __iomem *ioc_remap(struct sba_device *sba_dev, unsigned int offset)
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{
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return ioremap(sba_dev->dev->hpa.start + offset, SBA_FUNC_SIZE);
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return ioremap_nocache(sba_dev->dev->hpa.start + offset, SBA_FUNC_SIZE);
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}
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static void sba_hw_init(struct sba_device *sba_dev)
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@ -2040,7 +2040,7 @@ sba_driver_callback(struct parisc_device *dev)
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u32 func_class;
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int i;
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char *version;
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void __iomem *sba_addr = ioremap(dev->hpa.start, SBA_FUNC_SIZE);
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void __iomem *sba_addr = ioremap_nocache(dev->hpa.start, SBA_FUNC_SIZE);
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struct proc_dir_entry *info_entry, *bitmap_entry, *root;
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sba_dump_ranges(sba_addr);
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@ -12,6 +12,7 @@
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* (C) Copyright 2001 John Marvin <jsm fc hp com>
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* (C) Copyright 2003 Grant Grundler <grundler parisc-linux org>
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* (C) Copyright 2005 Kyle McMartin <kyle@parisc-linux.org>
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* (C) Copyright 2006 Helge Deller <deller@gmx.de>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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@ -388,43 +389,34 @@ int superio_fixup_irq(struct pci_dev *pcidev)
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return local_irq;
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}
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static struct uart_port serial[] = {
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{
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.iotype = UPIO_PORT,
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.line = 0,
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.type = PORT_16550A,
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.uartclk = 115200*16,
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.fifosize = 16,
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},
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{
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.iotype = UPIO_PORT,
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.line = 1,
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.type = PORT_16550A,
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.uartclk = 115200*16,
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.fifosize = 16,
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}
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};
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static void __devinit superio_serial_init(void)
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{
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#ifdef CONFIG_SERIAL_8250
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int retval;
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serial[0].iobase = sio_dev.sp1_base;
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serial[0].irq = SP1_IRQ;
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spin_lock_init(&serial[0].lock);
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struct uart_port serial_port;
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retval = early_serial_setup(&serial[0]);
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memset(&serial_port, 0, sizeof(serial_port));
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serial_port.iotype = UPIO_PORT;
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serial_port.type = PORT_16550A;
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serial_port.uartclk = 115200*16;
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serial_port.fifosize = 16;
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spin_lock_init(&serial_port.lock);
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/* serial port #1 */
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serial_port.iobase = sio_dev.sp1_base;
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serial_port.irq = SP1_IRQ;
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serial_port.line = 0;
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retval = early_serial_setup(&serial_port);
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if (retval < 0) {
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printk(KERN_WARNING PFX "Register Serial #0 failed.\n");
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return;
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}
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serial[1].iobase = sio_dev.sp2_base;
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serial[1].irq = SP2_IRQ;
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spin_lock_init(&serial[1].lock);
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retval = early_serial_setup(&serial[1]);
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/* serial port #2 */
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serial_port.iobase = sio_dev.sp2_base;
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serial_port.irq = SP2_IRQ;
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serial_port.line = 1;
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retval = early_serial_setup(&serial_port);
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if (retval < 0)
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printk(KERN_WARNING PFX "Register Serial #1 failed.\n");
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#endif /* CONFIG_SERIAL_8250 */
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@ -112,7 +112,7 @@ lasi700_probe(struct parisc_device *dev)
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hostdata->dev = &dev->dev;
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dma_set_mask(&dev->dev, DMA_32BIT_MASK);
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hostdata->base = ioremap(base, 0x100);
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hostdata->base = ioremap_nocache(base, 0x100);
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hostdata->differential = 0;
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if (dev->id.sversion == LASI_700_SVERSION) {
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@ -88,7 +88,7 @@ zalon_probe(struct parisc_device *dev)
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struct gsc_irq gsc_irq;
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u32 zalon_vers;
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int error = -ENODEV;
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void __iomem *zalon = ioremap(dev->hpa.start, 4096);
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void __iomem *zalon = ioremap_nocache(dev->hpa.start, 4096);
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void __iomem *io_port = zalon + GSC_SCSI_ZALON_OFFSET;
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static int unit = 0;
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struct Scsi_Host *host;
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@ -52,13 +52,14 @@ serial_init_chip(struct parisc_device *dev)
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address += 0x800;
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}
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memset(&port, 0, sizeof(struct uart_port));
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port.mapbase = address;
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port.irq = dev->irq;
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port.iotype = UPIO_MEM;
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port.flags = UPF_IOREMAP | UPF_BOOT_AUTOCONF;
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port.uartclk = LASI_BASE_BAUD * 16;
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port.dev = &dev->dev;
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memset(&port, 0, sizeof(port));
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port.iotype = UPIO_MEM;
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port.uartclk = LASI_BASE_BAUD * 16;
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port.mapbase = address;
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port.membase = ioremap_nocache(address, 16);
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port.irq = dev->irq;
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port.flags = UPF_BOOT_AUTOCONF;
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port.dev = &dev->dev;
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err = serial8250_register_port(&port);
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if (err < 0) {
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@ -51,7 +51,7 @@
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#define MUX_BREAK(status) ((status & 0xF000) == 0x2000)
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#define MUX_NR 256
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static unsigned int port_cnt = 0;
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static unsigned int port_cnt __read_mostly;
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static struct uart_port mux_ports[MUX_NR];
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static struct uart_driver mux_driver = {
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@ -461,7 +461,7 @@ static int __init mux_probe(struct parisc_device *dev)
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port->iobase = 0;
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port->mapbase = dev->hpa.start + MUX_OFFSET +
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(i * MUX_LINE_OFFSET);
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port->membase = ioremap(port->mapbase, MUX_LINE_OFFSET);
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port->membase = ioremap_nocache(port->mapbase, MUX_LINE_OFFSET);
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port->iotype = UPIO_MEM;
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port->type = PORT_MUX;
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port->irq = NO_IRQ;
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