aboutsummaryrefslogtreecommitdiff
path: root/arch/alpha/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'arch/alpha/kernel')
-rw-r--r--arch/alpha/kernel/core_t2.c2
-rw-r--r--arch/alpha/kernel/pci.c17
-rw-r--r--arch/alpha/kernel/traps.c3
3 files changed, 21 insertions, 1 deletions
diff --git a/arch/alpha/kernel/core_t2.c b/arch/alpha/kernel/core_t2.c
index c0750291b44..d9980d47ab8 100644
--- a/arch/alpha/kernel/core_t2.c
+++ b/arch/alpha/kernel/core_t2.c
@@ -74,6 +74,8 @@
# define DBG(args)
#endif
+DEFINE_SPINLOCK(t2_hae_lock);
+
static volatile unsigned int t2_mcheck_any_expected;
static volatile unsigned int t2_mcheck_last_taken;
diff --git a/arch/alpha/kernel/pci.c b/arch/alpha/kernel/pci.c
index 36ab22a7ea1..5cf45fc5134 100644
--- a/arch/alpha/kernel/pci.c
+++ b/arch/alpha/kernel/pci.c
@@ -71,6 +71,23 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82378, quirk_i
static void __init
quirk_cypress(struct pci_dev *dev)
{
+ /* The Notorious Cy82C693 chip. */
+
+ /* The generic legacy mode IDE fixup in drivers/pci/probe.c
+ doesn't work correctly with the Cypress IDE controller as
+ it has non-standard register layout. Fix that. */
+ if (dev->class >> 8 == PCI_CLASS_STORAGE_IDE) {
+ dev->resource[2].start = dev->resource[3].start = 0;
+ dev->resource[2].end = dev->resource[3].end = 0;
+ dev->resource[2].flags = dev->resource[3].flags = 0;
+ if (PCI_FUNC(dev->devfn) == 2) {
+ dev->resource[0].start = 0x170;
+ dev->resource[0].end = 0x177;
+ dev->resource[1].start = 0x376;
+ dev->resource[1].end = 0x376;
+ }
+ }
+
/* The Cypress bridge responds on the PCI bus in the address range
0xffff0000-0xffffffff (conventional x86 BIOS ROM). There is no
way to turn this off. The bridge also supports several extended
diff --git a/arch/alpha/kernel/traps.c b/arch/alpha/kernel/traps.c
index dc57790250d..c778779007f 100644
--- a/arch/alpha/kernel/traps.c
+++ b/arch/alpha/kernel/traps.c
@@ -447,7 +447,7 @@ struct unaligned_stat {
/* Macro for exception fixup code to access integer registers. */
-#define una_reg(r) (regs->regs[(r) >= 16 && (r) <= 18 ? (r)+19 : (r)])
+#define una_reg(r) (_regs[(r) >= 16 && (r) <= 18 ? (r)+19 : (r)])
asmlinkage void
@@ -456,6 +456,7 @@ do_entUna(void * va, unsigned long opcode, unsigned long reg,
{
long error, tmp1, tmp2, tmp3, tmp4;
unsigned long pc = regs->pc - 4;
+ unsigned long *_regs = regs->regs;
const struct exception_table_entry *fixup;
unaligned[0].count++;