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-rw-r--r--include/asm-alpha/core_t2.h26
1 files changed, 16 insertions, 10 deletions
diff --git a/include/asm-alpha/core_t2.h b/include/asm-alpha/core_t2.h
index 457c34b6eb0..90e6b5d6c21 100644
--- a/include/asm-alpha/core_t2.h
+++ b/include/asm-alpha/core_t2.h
@@ -437,9 +437,15 @@ static inline void t2_outl(u32 b, unsigned long addr)
static DEFINE_SPINLOCK(t2_hae_lock);
+/*
+ * NOTE: take T2_DENSE_MEM off in each readX/writeX routine, since
+ * they may be called directly, rather than through the
+ * ioreadNN/iowriteNN routines.
+ */
+
__EXTERN_INLINE u8 t2_readb(const volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long result, msb;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -453,7 +459,7 @@ __EXTERN_INLINE u8 t2_readb(const volatile void __iomem *xaddr)
__EXTERN_INLINE u16 t2_readw(const volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long result, msb;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -471,7 +477,7 @@ __EXTERN_INLINE u16 t2_readw(const volatile void __iomem *xaddr)
*/
__EXTERN_INLINE u32 t2_readl(const volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long result, msb;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -485,7 +491,7 @@ __EXTERN_INLINE u32 t2_readl(const volatile void __iomem *xaddr)
__EXTERN_INLINE u64 t2_readq(const volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long r0, r1, work, msb;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -501,7 +507,7 @@ __EXTERN_INLINE u64 t2_readq(const volatile void __iomem *xaddr)
__EXTERN_INLINE void t2_writeb(u8 b, volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long msb, w;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -515,7 +521,7 @@ __EXTERN_INLINE void t2_writeb(u8 b, volatile void __iomem *xaddr)
__EXTERN_INLINE void t2_writew(u16 b, volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long msb, w;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -533,7 +539,7 @@ __EXTERN_INLINE void t2_writew(u16 b, volatile void __iomem *xaddr)
*/
__EXTERN_INLINE void t2_writel(u32 b, volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long msb;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -546,7 +552,7 @@ __EXTERN_INLINE void t2_writel(u32 b, volatile void __iomem *xaddr)
__EXTERN_INLINE void t2_writeq(u64 b, volatile void __iomem *xaddr)
{
- unsigned long addr = (unsigned long) xaddr;
+ unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM;
unsigned long msb, work;
unsigned long flags;
spin_lock_irqsave(&t2_hae_lock, flags);
@@ -587,14 +593,14 @@ __EXTERN_INLINE int t2_is_mmio(const volatile void __iomem *addr)
__EXTERN_INLINE unsigned int t2_ioread##NS(void __iomem *xaddr) \
{ \
if (t2_is_mmio(xaddr)) \
- return t2_read##OS(xaddr - T2_DENSE_MEM); \
+ return t2_read##OS(xaddr); \
else \
return t2_in##OS((unsigned long)xaddr - T2_IO); \
} \
__EXTERN_INLINE void t2_iowrite##NS(u##NS b, void __iomem *xaddr) \
{ \
if (t2_is_mmio(xaddr)) \
- t2_write##OS(b, xaddr - T2_DENSE_MEM); \
+ t2_write##OS(b, xaddr); \
else \
t2_out##OS(b, (unsigned long)xaddr - T2_IO); \
}