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Commit 52177532 authored by David Mosberger's avatar David Mosberger Committed by David Mosberger
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ia64: Fix misc. merge errors and typos.

parent 55fa11c5
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Showing with 13 additions and 426 deletions
arch/ia64/hp/common/Makefile
View file @ 52177532
...@@ -12,17 +12,3 @@ export-objs := sba_iommu.o ...@@ -12,17 +12,3 @@ export-objs := sba_iommu.o
obj-y := sba_iommu.o obj-y := sba_iommu.o
include $(TOPDIR)/Rules.make include $(TOPDIR)/Rules.make
#
# ia64/platform/hp/common/Makefile
#
# Copyright (C) 2002 Hewlett Packard
# Copyright (C) Alex Williamson (alex_williamson@hp.com)
#
O_TARGET := common.o
export-objs := sba_iommu.o
obj-y := sba_iommu.o
include $(TOPDIR)/Rules.make
arch/ia64/hp/sim/simserial.c
View file @ 52177532
...@@ -7,9 +7,9 @@ ...@@ -7,9 +7,9 @@
* case means sys_sim.c console (goes via the simulator). The code hereafter * case means sys_sim.c console (goes via the simulator). The code hereafter
* is completely leveraged from the serial.c driver. * is completely leveraged from the serial.c driver.
* *
* Copyright (C) 1999-2000 Hewlett-Packard Co * Copyright (C) 1999-2000, 2002 Hewlett-Packard Co
* Copyright (C) 1999 Stephane Eranian <eranian@hpl.hp.com> * Stephane Eranian <eranian@hpl.hp.com>
* Copyright (C) 2000 David Mosberger-Tang <davidm@hpl.hp.com> * David Mosberger-Tang <davidm@hpl.hp.com>
* *
* 02/04/00 D. Mosberger Merged in serial.c bug fixes in rs_close(). * 02/04/00 D. Mosberger Merged in serial.c bug fixes in rs_close().
* 02/25/00 D. Mosberger Synced up with 2.3.99pre-5 version of serial.c. * 02/25/00 D. Mosberger Synced up with 2.3.99pre-5 version of serial.c.
...@@ -24,7 +24,7 @@ ...@@ -24,7 +24,7 @@
#include <linux/major.h> #include <linux/major.h>
#include <linux/fcntl.h> #include <linux/fcntl.h>
#include <linux/mm.h> #include <linux/mm.h>
#include <linux/malloc.h> #include <linux/slab.h>
#include <linux/console.h> #include <linux/console.h>
#include <linux/module.h> #include <linux/module.h>
#include <linux/serial.h> #include <linux/serial.h>
......
arch/ia64/hp/zx1/hpzx1_misc.c
View file @ 52177532
...@@ -198,7 +198,6 @@ extern acpi_status acpi_get_crs(acpi_handle, acpi_buffer *); ...@@ -198,7 +198,6 @@ extern acpi_status acpi_get_crs(acpi_handle, acpi_buffer *);
extern acpi_resource *acpi_get_crs_next(acpi_buffer *, int *); extern acpi_resource *acpi_get_crs_next(acpi_buffer *, int *);
extern acpi_resource_data *acpi_get_crs_type(acpi_buffer *, int *, int); extern acpi_resource_data *acpi_get_crs_type(acpi_buffer *, int *, int);
extern void acpi_dispose_crs(acpi_buffer *); extern void acpi_dispose_crs(acpi_buffer *);
extern acpi_status acpi_cf_evaluate_method(acpi_handle, UINT8 *, NATIVE_UINT *);
static acpi_status static acpi_status
hp_csr_space(acpi_handle obj, u64 *csr_base, u64 *csr_length) hp_csr_space(acpi_handle obj, u64 *csr_base, u64 *csr_length)
...@@ -398,403 +397,3 @@ hpzx1_pci_fixup (int phase) ...@@ -398,403 +397,3 @@ hpzx1_pci_fixup (int phase)
if (phase == 1) if (phase == 1)
sba_init(); sba_init();
} }
/*
* Misc. support for HP zx1 chipset support
*
* Copyright (C) 2002 Hewlett-Packard Co
* Copyright (C) 2002 Alex Williamson <alex_williamson@hp.com>
* Copyright (C) 2002 Bjorn Helgaas <bjorn_helgaas@hp.com>
*/
#include <linux/config.h>
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/pci.h>
#include <linux/acpi.h>
#include <asm/iosapic.h>
#include <asm/efi.h>
#include "../drivers/acpi/include/platform/acgcc.h"
#include "../drivers/acpi/include/actypes.h"
#include "../drivers/acpi/include/acexcep.h"
#include "../drivers/acpi/include/acpixf.h"
#include "../drivers/acpi/include/actbl.h"
#include "../drivers/acpi/include/acconfig.h"
#include "../drivers/acpi/include/acmacros.h"
#include "../drivers/acpi/include/aclocal.h"
#include "../drivers/acpi/include/acobject.h"
#include "../drivers/acpi/include/acstruct.h"
#include "../drivers/acpi/include/acnamesp.h"
#include "../drivers/acpi/include/acutils.h"
#define PFX "hpzx1: "
struct fake_pci_dev {
struct fake_pci_dev *next;
unsigned char bus;
unsigned int devfn;
int sizing; // in middle of BAR sizing operation?
unsigned long csr_base;
unsigned int csr_size;
unsigned long mapped_csrs; // ioremapped
};
static struct fake_pci_dev *fake_pci_head, **fake_pci_tail = &fake_pci_head;
static struct pci_ops orig_pci_ops;
static inline struct fake_pci_dev *
fake_pci_find_slot(unsigned char bus, unsigned int devfn)
{
struct fake_pci_dev *dev;
for (dev = fake_pci_head; dev; dev = dev->next)
if (dev->bus == bus && dev->devfn == devfn)
return dev;
return NULL;
}
static struct fake_pci_dev *
alloc_fake_pci_dev(void)
{
struct fake_pci_dev *dev;
dev = kmalloc(sizeof(*dev), GFP_KERNEL);
if (!dev)
return NULL;
memset(dev, 0, sizeof(*dev));
*fake_pci_tail = dev;
fake_pci_tail = &dev->next;
return dev;
}
#define HP_CFG_RD(sz, bits, name) \
static int hp_cfg_read##sz (struct pci_dev *dev, int where, u##bits *value) \
{ \
struct fake_pci_dev *fake_dev; \
if (!(fake_dev = fake_pci_find_slot(dev->bus->number, dev->devfn))) \
return orig_pci_ops.name(dev, where, value); \
\
switch (where) { \
case PCI_COMMAND: \
*value = read##sz(fake_dev->mapped_csrs + where); \
*value |= PCI_COMMAND_MEMORY; /* SBA omits this */ \
break; \
case PCI_BASE_ADDRESS_0: \
if (fake_dev->sizing) \
*value = ~(fake_dev->csr_size - 1); \
else \
*value = (fake_dev->csr_base & \
PCI_BASE_ADDRESS_MEM_MASK) | \
PCI_BASE_ADDRESS_SPACE_MEMORY; \
fake_dev->sizing = 0; \
break; \
default: \
*value = read##sz(fake_dev->mapped_csrs + where); \
break; \
} \
return PCIBIOS_SUCCESSFUL; \
}
#define HP_CFG_WR(sz, bits, name) \
static int hp_cfg_write##sz (struct pci_dev *dev, int where, u##bits value) \
{ \
struct fake_pci_dev *fake_dev; \
if (!(fake_dev = fake_pci_find_slot(dev->bus->number, dev->devfn))) \
return orig_pci_ops.name(dev, where, value); \
\
switch (where) { \
case PCI_BASE_ADDRESS_0: \
if (value == ~0) \
fake_dev->sizing = 1; \
break; \
default: \
write##sz(value, fake_dev->mapped_csrs + where); \
break; \
} \
return PCIBIOS_SUCCESSFUL; \
}
HP_CFG_RD(b, 8, read_byte)
HP_CFG_RD(w, 16, read_word)
HP_CFG_RD(l, 32, read_dword)
HP_CFG_WR(b, 8, write_byte)
HP_CFG_WR(w, 16, write_word)
HP_CFG_WR(l, 32, write_dword)
static struct pci_ops hp_pci_conf = {
hp_cfg_readb,
hp_cfg_readw,
hp_cfg_readl,
hp_cfg_writeb,
hp_cfg_writew,
hp_cfg_writel,
};
/*
* Assume we'll never have a physical slot higher than 0x10, so we can
* use slots above that for "fake" PCI devices to represent things
* that only show up in the ACPI namespace.
*/
#define HP_MAX_SLOT 0x10
static struct fake_pci_dev *
hpzx1_fake_pci_dev(unsigned long addr, unsigned int bus, unsigned int size)
{
struct fake_pci_dev *dev;
int slot;
// Note: lspci thinks 0x1f is invalid
for (slot = 0x1e; slot > HP_MAX_SLOT; slot--) {
if (!fake_pci_find_slot(bus, PCI_DEVFN(slot, 0)))
break;
}
if (slot == HP_MAX_SLOT) {
printk(KERN_ERR PFX
"no slot space for device (0x%p) on bus 0x%02x\n",
(void *) addr, bus);
return NULL;
}
dev = alloc_fake_pci_dev();
if (!dev) {
printk(KERN_ERR PFX
"no memory for device (0x%p) on bus 0x%02x\n",
(void *) addr, bus);
return NULL;
}
dev->bus = bus;
dev->devfn = PCI_DEVFN(slot, 0);
dev->csr_base = addr;
dev->csr_size = size;
/*
* Drivers should ioremap what they need, but we have to do
* it here, too, so PCI config accesses work.
*/
dev->mapped_csrs = (unsigned long) ioremap(dev->csr_base, dev->csr_size);
return dev;
}
typedef struct {
u8 guid_id;
u8 guid[16];
u8 csr_base[8];
u8 csr_length[8];
} acpi_hp_vendor_long;
#define HP_CCSR_LENGTH 0x21
#define HP_CCSR_TYPE 0x2
#define HP_CCSR_GUID \
((efi_guid_t) { 0x69e9adf9, 0x924f, 0xab5f, { 0xf6, 0x4a, 0x24, 0xd2, 0x01, 0x37, 0x0e, 0xad }})
extern acpi_status acpi_get_crs(acpi_handle, acpi_buffer *);
extern acpi_resource *acpi_get_crs_next(acpi_buffer *, int *);
extern acpi_resource_data *acpi_get_crs_type(acpi_buffer *, int *, int);
extern void acpi_dispose_crs(acpi_buffer *);
extern acpi_status acpi_cf_evaluate_method(acpi_handle, UINT8 *, NATIVE_UINT *);
static acpi_status
hp_csr_space(acpi_handle obj, u64 *csr_base, u64 *csr_length)
{
int i, offset = 0;
acpi_status status;
acpi_buffer buf;
acpi_resource_vendor *res;
acpi_hp_vendor_long *hp_res;
efi_guid_t vendor_guid;
*csr_base = 0;
*csr_length = 0;
status = acpi_get_crs(obj, &buf);
if (status != AE_OK) {
printk(KERN_ERR PFX "Unable to get _CRS data on object\n");
return status;
}
res = (acpi_resource_vendor *)acpi_get_crs_type(&buf, &offset, ACPI_RSTYPE_VENDOR);
if (!res) {
printk(KERN_ERR PFX "Failed to find config space for device\n");
acpi_dispose_crs(&buf);
return AE_NOT_FOUND;
}
hp_res = (acpi_hp_vendor_long *)(res->reserved);
if (res->length != HP_CCSR_LENGTH || hp_res->guid_id != HP_CCSR_TYPE) {
printk(KERN_ERR PFX "Unknown Vendor data\n");
acpi_dispose_crs(&buf);
return AE_TYPE; /* Revisit error? */
}
memcpy(&vendor_guid, hp_res->guid, sizeof(efi_guid_t));
if (efi_guidcmp(vendor_guid, HP_CCSR_GUID) != 0) {
printk(KERN_ERR PFX "Vendor GUID does not match\n");
acpi_dispose_crs(&buf);
return AE_TYPE; /* Revisit error? */
}
for (i = 0 ; i < 8 ; i++) {
*csr_base |= ((u64)(hp_res->csr_base[i]) << (i * 8));
*csr_length |= ((u64)(hp_res->csr_length[i]) << (i * 8));
}
acpi_dispose_crs(&buf);
return AE_OK;
}
static acpi_status
hpzx1_sba_probe(acpi_handle obj, u32 depth, void *context, void **ret)
{
u64 csr_base = 0, csr_length = 0;
char *name = context;
struct fake_pci_dev *dev;
acpi_status status;
status = hp_csr_space(obj, &csr_base, &csr_length);
if (status != AE_OK)
return status;
/*
* Only SBA shows up in ACPI namespace, so its CSR space
* includes both SBA and IOC. Make SBA and IOC show up
* separately in PCI space.
*/
if ((dev = hpzx1_fake_pci_dev(csr_base, 0, 0x1000)))
printk(KERN_INFO PFX "%s SBA at 0x%lx; pci dev %02x:%02x.%d\n",
name, csr_base, dev->bus,
PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
if ((dev = hpzx1_fake_pci_dev(csr_base + 0x1000, 0, 0x1000)))
printk(KERN_INFO PFX "%s IOC at 0x%lx; pci dev %02x:%02x.%d\n",
name, csr_base + 0x1000, dev->bus,
PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
return AE_OK;
}
static acpi_status
hpzx1_lba_probe(acpi_handle obj, u32 depth, void *context, void **ret)
{
acpi_status status;
u64 csr_base = 0, csr_length = 0;
char *name = context;
NATIVE_UINT busnum = 0;
struct fake_pci_dev *dev;
status = hp_csr_space(obj, &csr_base, &csr_length);
if (status != AE_OK)
return status;
status = acpi_cf_evaluate_method(obj, METHOD_NAME__BBN, &busnum);
if (ACPI_FAILURE(status)) {
printk(KERN_ERR PFX "evaluate _BBN fail=0x%x\n", status);
busnum = 0; // no _BBN; stick it on bus 0
}
if ((dev = hpzx1_fake_pci_dev(csr_base, busnum, csr_length)))
printk(KERN_INFO PFX "%s LBA at 0x%lx, _BBN 0x%02x; "
"pci dev %02x:%02x.%d\n",
name, csr_base, busnum, dev->bus,
PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
return AE_OK;
}
static void
hpzx1_acpi_dev_init(void)
{
extern struct pci_ops pci_conf;
/*
* Make fake PCI devices for the following hardware in the
* ACPI namespace. This makes it more convenient for drivers
* because they can claim these devices based on PCI
* information, rather than needing to know about ACPI. The
* 64-bit "HPA" space for this hardware is available as BAR
* 0/1.
*
* HWP0001: Single IOC SBA w/o IOC in namespace
* HWP0002: LBA device
* HWP0003: AGP LBA device
*/
acpi_get_devices("HWP0001", hpzx1_sba_probe, "HWP0001", NULL);
#ifdef CONFIG_IA64_HP_PROTO
if (fake_pci_tail != &fake_pci_head) {
#endif
acpi_get_devices("HWP0002", hpzx1_lba_probe, "HWP0002", NULL);
acpi_get_devices("HWP0003", hpzx1_lba_probe, "HWP0003", NULL);
#ifdef CONFIG_IA64_HP_PROTO
}
#define ZX1_FUNC_ID_VALUE (PCI_DEVICE_ID_HP_ZX1_SBA << 16) | PCI_VENDOR_ID_HP
/*
* Early protos don't have bridges in the ACPI namespace, so
* if we didn't find anything, add the things we know are
* there.
*/
if (fake_pci_tail == &fake_pci_head) {
u64 hpa, csr_base;
struct fake_pci_dev *dev;
csr_base = 0xfed00000UL;
hpa = (u64) ioremap(csr_base, 0x1000);
if (__raw_readl(hpa) == ZX1_FUNC_ID_VALUE) {
if ((dev = hpzx1_fake_pci_dev(csr_base, 0, 0x1000)))
printk(KERN_INFO PFX "HWP0001 SBA at 0x%lx; "
"pci dev %02x:%02x.%d\n", csr_base,
dev->bus, PCI_SLOT(dev->devfn),
PCI_FUNC(dev->devfn));
if ((dev = hpzx1_fake_pci_dev(csr_base + 0x1000, 0,
0x1000)))
printk(KERN_INFO PFX "HWP0001 IOC at 0x%lx; "
"pci dev %02x:%02x.%d\n",
csr_base + 0x1000,
dev->bus, PCI_SLOT(dev->devfn),
PCI_FUNC(dev->devfn));
csr_base = 0xfed24000UL;
iounmap(hpa);
hpa = (u64) ioremap(csr_base, 0x1000);
if ((dev = hpzx1_fake_pci_dev(csr_base, 0x40, 0x1000)))
printk(KERN_INFO PFX "HWP0003 AGP LBA at "
"0x%lx; pci dev %02x:%02x.%d\n",
csr_base,
dev->bus, PCI_SLOT(dev->devfn),
PCI_FUNC(dev->devfn));
}
iounmap(hpa);
}
#endif
if (fake_pci_tail == &fake_pci_head)
return;
/*
* Replace PCI ops, but only if we made fake devices.
*/
orig_pci_ops = pci_conf;
pci_conf = hp_pci_conf;
}
extern void sba_init(void);
void
hpzx1_pci_fixup (int phase)
{
if (phase == 0)
hpzx1_acpi_dev_init();
iosapic_pci_fixup(phase);
if (phase == 1)
sba_init();
}
arch/ia64/kernel/iosapic.c
View file @ 52177532
...@@ -24,6 +24,7 @@ ...@@ -24,6 +24,7 @@
* /proc/irq/#/smp_affinity * /proc/irq/#/smp_affinity
* 02/04/02 P. Diefenbaugh Cleaned up ACPI PCI IRQ routing. * 02/04/02 P. Diefenbaugh Cleaned up ACPI PCI IRQ routing.
* 02/04/18 J.I. Lee bug fix in iosapic_init_pci_irq * 02/04/18 J.I. Lee bug fix in iosapic_init_pci_irq
* 02/04/30 J.I. Lee bug fix in find_iosapic to fix ACPI PCI IRQ to IOSAPIC mapping error
*/ */
/* /*
* Here is what the interrupt logic between a PCI device and the CPU looks like: * Here is what the interrupt logic between a PCI device and the CPU looks like:
...@@ -112,7 +113,7 @@ find_iosapic (unsigned int irq) ...@@ -112,7 +113,7 @@ find_iosapic (unsigned int irq)
int i; int i;
for (i = 0; i < num_iosapic; i++) { for (i = 0; i < num_iosapic; i++) {
if ((irq - iosapic_lists[i].base_irq) < iosapic_lists[i].max_pin) if ((unsigned) (irq - iosapic_lists[i].base_irq) <= iosapic_lists[i].max_pin)
return i; return i;
} }
...@@ -138,7 +139,7 @@ iosapic_irq_to_vector (int irq) ...@@ -138,7 +139,7 @@ iosapic_irq_to_vector (int irq)
* Map PCI pin to the corresponding IA-64 interrupt vector. If no such mapping exists, * Map PCI pin to the corresponding IA-64 interrupt vector. If no such mapping exists,
* return -1. * return -1.
*/ */
static int int
pci_pin_to_vector (int bus, int slot, int pci_pin) pci_pin_to_vector (int bus, int slot, int pci_pin)
{ {
struct pci_vector_struct *r; struct pci_vector_struct *r;
......
include/asm-ia64/efi.h
View file @ 52177532
...@@ -7,9 +7,9 @@ ...@@ -7,9 +7,9 @@
* *
* Copyright (C) 1999 VA Linux Systems * Copyright (C) 1999 VA Linux Systems
* Copyright (C) 1999 Walt Drummond <drummond@valinux.com> * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
* Copyright (C) 1999 Hewlett-Packard Co. * Copyright (C) 1999, 2002 Hewlett-Packard Co.
* Copyright (C) 1999 David Mosberger-Tang <davidm@hpl.hp.com> * David Mosberger-Tang <davidm@hpl.hp.com>
* Copyright (C) 1999 Stephane Eranian <eranian@hpl.hp.com> * Stephane Eranian <eranian@hpl.hp.com>
*/ */
#include <linux/init.h> #include <linux/init.h>
#include <linux/string.h> #include <linux/string.h>
...@@ -259,7 +259,8 @@ extern void efi_memmap_walk (efi_freemem_callback_t callback, void *arg); ...@@ -259,7 +259,8 @@ extern void efi_memmap_walk (efi_freemem_callback_t callback, void *arg);
extern void efi_gettimeofday (struct timeval *tv); extern void efi_gettimeofday (struct timeval *tv);
extern void efi_enter_virtual_mode (void); /* switch EFI to virtual mode, if possible */ extern void efi_enter_virtual_mode (void); /* switch EFI to virtual mode, if possible */
extern u64 efi_get_iobase (void); extern u64 efi_get_iobase (void);
extern u32 efi_mem_type (u64 phys_addr); extern u32 efi_mem_type (unsigned long phys_addr);
extern u64 efi_mem_attributes (unsigned long phys_addr);
/* /*
* Variable Attributes * Variable Attributes
......
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