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-rw-r--r--arch/alpha/Makefile2
-rw-r--r--arch/alpha/include/asm/a.out.h16
-rw-r--r--arch/alpha/include/asm/core_apecs.h22
-rw-r--r--arch/alpha/include/asm/core_cia.h22
-rw-r--r--arch/alpha/include/asm/core_lca.h22
-rw-r--r--arch/alpha/include/asm/core_marvel.h4
-rw-r--r--arch/alpha/include/asm/core_mcpcia.h28
-rw-r--r--arch/alpha/include/asm/core_t2.h16
-rw-r--r--arch/alpha/include/asm/io.h97
-rw-r--r--arch/alpha/include/asm/io_trivial.h18
-rw-r--r--arch/alpha/include/asm/jensen.h18
-rw-r--r--arch/alpha/include/asm/machvec.h8
-rw-r--r--arch/alpha/include/asm/termios.h87
-rw-r--r--arch/alpha/kernel/Makefile10
-rw-r--r--arch/alpha/kernel/binfmt_loader.c46
-rw-r--r--arch/alpha/kernel/core_marvel.c2
-rw-r--r--arch/alpha/kernel/io.c17
-rw-r--r--arch/alpha/kernel/machvec_impl.h2
-rw-r--r--arch/alpha/kernel/osf_sys.c40
-rw-r--r--arch/alpha/kernel/termios.c56
20 files changed, 307 insertions, 226 deletions
diff --git a/arch/alpha/Makefile b/arch/alpha/Makefile
index 881cb913e23a..45158024085e 100644
--- a/arch/alpha/Makefile
+++ b/arch/alpha/Makefile
@@ -36,8 +36,6 @@ cflags-y += $(cpuflags-y)
# BWX is most important, but we don't really want any emulation ever.
KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6
-head-y := arch/alpha/kernel/head.o
-
libs-y += arch/alpha/lib/
# export what is needed by arch/alpha/boot/Makefile
diff --git a/arch/alpha/include/asm/a.out.h b/arch/alpha/include/asm/a.out.h
deleted file mode 100644
index d2346b7caff1..000000000000
--- a/arch/alpha/include/asm/a.out.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef __ALPHA_A_OUT_H__
-#define __ALPHA_A_OUT_H__
-
-#include <uapi/asm/a.out.h>
-
-
-/* Assume that start addresses below 4G belong to a TASO application.
- Unfortunately, there is no proper bit in the exec header to check.
- Worse, we have to notice the start address before swapping to use
- /sbin/loader, which of course is _not_ a TASO application. */
-#define SET_AOUT_PERSONALITY(BFPM, EX) \
- set_personality (((BFPM->taso || EX.ah.entry < 0x100000000L \
- ? ADDR_LIMIT_32BIT : 0) | PER_OSF4))
-
-#endif /* __A_OUT_GNU_H__ */
diff --git a/arch/alpha/include/asm/core_apecs.h b/arch/alpha/include/asm/core_apecs.h
index 2d9726fc02ef..69a2fc62c9c3 100644
--- a/arch/alpha/include/asm/core_apecs.h
+++ b/arch/alpha/include/asm/core_apecs.h
@@ -384,7 +384,7 @@ struct el_apecs_procdata
} \
} while (0)
-__EXTERN_INLINE unsigned int apecs_ioread8(const void __iomem *xaddr)
+__EXTERN_INLINE u8 apecs_ioread8(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
@@ -420,7 +420,7 @@ __EXTERN_INLINE void apecs_iowrite8(u8 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + base_and_type) = w;
}
-__EXTERN_INLINE unsigned int apecs_ioread16(const void __iomem *xaddr)
+__EXTERN_INLINE u16 apecs_ioread16(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
@@ -456,7 +456,7 @@ __EXTERN_INLINE void apecs_iowrite16(u16 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + base_and_type) = w;
}
-__EXTERN_INLINE unsigned int apecs_ioread32(const void __iomem *xaddr)
+__EXTERN_INLINE u32 apecs_ioread32(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < APECS_DENSE_MEM)
@@ -472,6 +472,22 @@ __EXTERN_INLINE void apecs_iowrite32(u32 b, void __iomem *xaddr)
*(vuip)addr = b;
}
+__EXTERN_INLINE u64 apecs_ioread64(const void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long) xaddr;
+ if (addr < APECS_DENSE_MEM)
+ addr = ((addr - APECS_IO) << 5) + APECS_IO + 0x18;
+ return *(vulp)addr;
+}
+
+__EXTERN_INLINE void apecs_iowrite64(u64 b, void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long) xaddr;
+ if (addr < APECS_DENSE_MEM)
+ addr = ((addr - APECS_IO) << 5) + APECS_IO + 0x18;
+ *(vulp)addr = b;
+}
+
__EXTERN_INLINE void __iomem *apecs_ioportmap(unsigned long addr)
{
return (void __iomem *)(addr + APECS_IO);
diff --git a/arch/alpha/include/asm/core_cia.h b/arch/alpha/include/asm/core_cia.h
index cb22991f6761..d26bdfb7ca3b 100644
--- a/arch/alpha/include/asm/core_cia.h
+++ b/arch/alpha/include/asm/core_cia.h
@@ -342,7 +342,7 @@ struct el_CIA_sysdata_mcheck {
#define vuip volatile unsigned int __force *
#define vulp volatile unsigned long __force *
-__EXTERN_INLINE unsigned int cia_ioread8(const void __iomem *xaddr)
+__EXTERN_INLINE u8 cia_ioread8(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
@@ -374,7 +374,7 @@ __EXTERN_INLINE void cia_iowrite8(u8 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + base_and_type) = w;
}
-__EXTERN_INLINE unsigned int cia_ioread16(const void __iomem *xaddr)
+__EXTERN_INLINE u16 cia_ioread16(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
@@ -404,7 +404,7 @@ __EXTERN_INLINE void cia_iowrite16(u16 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + base_and_type) = w;
}
-__EXTERN_INLINE unsigned int cia_ioread32(const void __iomem *xaddr)
+__EXTERN_INLINE u32 cia_ioread32(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < CIA_DENSE_MEM)
@@ -420,6 +420,22 @@ __EXTERN_INLINE void cia_iowrite32(u32 b, void __iomem *xaddr)
*(vuip)addr = b;
}
+__EXTERN_INLINE u64 cia_ioread64(const void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long) xaddr;
+ if (addr < CIA_DENSE_MEM)
+ addr = ((addr - CIA_IO) << 5) + CIA_IO + 0x18;
+ return *(vulp)addr;
+}
+
+__EXTERN_INLINE void cia_iowrite64(u64 b, void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long) xaddr;
+ if (addr < CIA_DENSE_MEM)
+ addr = ((addr - CIA_IO) << 5) + CIA_IO + 0x18;
+ *(vulp)addr = b;
+}
+
__EXTERN_INLINE void __iomem *cia_ioportmap(unsigned long addr)
{
return (void __iomem *)(addr + CIA_IO);
diff --git a/arch/alpha/include/asm/core_lca.h b/arch/alpha/include/asm/core_lca.h
index ec86314418cb..d8c3e72ef8f6 100644
--- a/arch/alpha/include/asm/core_lca.h
+++ b/arch/alpha/include/asm/core_lca.h
@@ -230,7 +230,7 @@ union el_lca {
} while (0)
-__EXTERN_INLINE unsigned int lca_ioread8(const void __iomem *xaddr)
+__EXTERN_INLINE u8 lca_ioread8(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
@@ -266,7 +266,7 @@ __EXTERN_INLINE void lca_iowrite8(u8 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + base_and_type) = w;
}
-__EXTERN_INLINE unsigned int lca_ioread16(const void __iomem *xaddr)
+__EXTERN_INLINE u16 lca_ioread16(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
unsigned long result, base_and_type;
@@ -302,7 +302,7 @@ __EXTERN_INLINE void lca_iowrite16(u16 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + base_and_type) = w;
}
-__EXTERN_INLINE unsigned int lca_ioread32(const void __iomem *xaddr)
+__EXTERN_INLINE u32 lca_ioread32(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
if (addr < LCA_DENSE_MEM)
@@ -318,6 +318,22 @@ __EXTERN_INLINE void lca_iowrite32(u32 b, void __iomem *xaddr)
*(vuip)addr = b;
}
+__EXTERN_INLINE u64 lca_ioread64(const void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long) xaddr;
+ if (addr < LCA_DENSE_MEM)
+ addr = ((addr - LCA_IO) << 5) + LCA_IO + 0x18;
+ return *(vulp)addr;
+}
+
+__EXTERN_INLINE void lca_iowrite64(u64 b, void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long) xaddr;
+ if (addr < LCA_DENSE_MEM)
+ addr = ((addr - LCA_IO) << 5) + LCA_IO + 0x18;
+ *(vulp)addr = b;
+}
+
__EXTERN_INLINE void __iomem *lca_ioportmap(unsigned long addr)
{
return (void __iomem *)(addr + LCA_IO);
diff --git a/arch/alpha/include/asm/core_marvel.h b/arch/alpha/include/asm/core_marvel.h
index b266e02e284b..d99f3a82e0e5 100644
--- a/arch/alpha/include/asm/core_marvel.h
+++ b/arch/alpha/include/asm/core_marvel.h
@@ -332,10 +332,10 @@ struct io7 {
#define vucp volatile unsigned char __force *
#define vusp volatile unsigned short __force *
-extern unsigned int marvel_ioread8(const void __iomem *);
+extern u8 marvel_ioread8(const void __iomem *);
extern void marvel_iowrite8(u8 b, void __iomem *);
-__EXTERN_INLINE unsigned int marvel_ioread16(const void __iomem *addr)
+__EXTERN_INLINE u16 marvel_ioread16(const void __iomem *addr)
{
return __kernel_ldwu(*(vusp)addr);
}
diff --git a/arch/alpha/include/asm/core_mcpcia.h b/arch/alpha/include/asm/core_mcpcia.h
index cb24d1bd6141..ed2bf8ad40ed 100644
--- a/arch/alpha/include/asm/core_mcpcia.h
+++ b/arch/alpha/include/asm/core_mcpcia.h
@@ -248,6 +248,7 @@ struct el_MCPCIA_uncorrected_frame_mcheck {
#define vip volatile int __force *
#define vuip volatile unsigned int __force *
+#define vulp volatile unsigned long __force *
#ifndef MCPCIA_ONE_HAE_WINDOW
#define MCPCIA_FROB_MMIO \
@@ -267,7 +268,7 @@ extern inline int __mcpcia_is_mmio(unsigned long addr)
return (addr & 0x80000000UL) == 0;
}
-__EXTERN_INLINE unsigned int mcpcia_ioread8(const void __iomem *xaddr)
+__EXTERN_INLINE u8 mcpcia_ioread8(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr & MCPCIA_MEM_MASK;
unsigned long hose = (unsigned long)xaddr & ~MCPCIA_MEM_MASK;
@@ -291,7 +292,7 @@ __EXTERN_INLINE void mcpcia_iowrite8(u8 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + hose + 0x00) = w;
}
-__EXTERN_INLINE unsigned int mcpcia_ioread16(const void __iomem *xaddr)
+__EXTERN_INLINE u16 mcpcia_ioread16(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr & MCPCIA_MEM_MASK;
unsigned long hose = (unsigned long)xaddr & ~MCPCIA_MEM_MASK;
@@ -315,7 +316,7 @@ __EXTERN_INLINE void mcpcia_iowrite16(u16 b, void __iomem *xaddr)
*(vuip) ((addr << 5) + hose + 0x08) = w;
}
-__EXTERN_INLINE unsigned int mcpcia_ioread32(const void __iomem *xaddr)
+__EXTERN_INLINE u32 mcpcia_ioread32(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long)xaddr;
@@ -335,6 +336,26 @@ __EXTERN_INLINE void mcpcia_iowrite32(u32 b, void __iomem *xaddr)
*(vuip)addr = b;
}
+__EXTERN_INLINE u64 mcpcia_ioread64(const void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long)xaddr;
+
+ if (!__mcpcia_is_mmio(addr))
+ addr = ((addr & 0xffff) << 5) + (addr & ~0xfffful) + 0x18;
+
+ return *(vulp)addr;
+}
+
+__EXTERN_INLINE void mcpcia_iowrite64(u64 b, void __iomem *xaddr)
+{
+ unsigned long addr = (unsigned long)xaddr;
+
+ if (!__mcpcia_is_mmio(addr))
+ addr = ((addr & 0xffff) << 5) + (addr & ~0xfffful) + 0x18;
+
+ *(vulp)addr = b;
+}
+
__EXTERN_INLINE void __iomem *mcpcia_ioportmap(unsigned long addr)
{
@@ -362,6 +383,7 @@ __EXTERN_INLINE int mcpcia_is_mmio(const volatile void __iomem *xaddr)
#undef vip
#undef vuip
+#undef vulp
#undef __IO_PREFIX
#define __IO_PREFIX mcpcia
diff --git a/arch/alpha/include/asm/core_t2.h b/arch/alpha/include/asm/core_t2.h
index 12bb7addc789..ab956b1625b5 100644
--- a/arch/alpha/include/asm/core_t2.h
+++ b/arch/alpha/include/asm/core_t2.h
@@ -360,6 +360,7 @@ struct el_t2_frame_corrected {
#define vip volatile int *
#define vuip volatile unsigned int *
+#define vulp volatile unsigned long *
extern inline u8 t2_inb(unsigned long addr)
{
@@ -402,6 +403,17 @@ extern inline void t2_outl(u32 b, unsigned long addr)
mb();
}
+extern inline u64 t2_inq(unsigned long addr)
+{
+ return *(vulp) ((addr << 5) + T2_IO + 0x18);
+}
+
+extern inline void t2_outq(u64 b, unsigned long addr)
+{
+ *(vulp) ((addr << 5) + T2_IO + 0x18) = b;
+ mb();
+}
+
/*
* Memory functions.
@@ -572,7 +584,7 @@ __EXTERN_INLINE int t2_is_mmio(const volatile void __iomem *addr)
it doesn't make sense to merge the pio and mmio routines. */
#define IOPORT(OS, NS) \
-__EXTERN_INLINE unsigned int t2_ioread##NS(const void __iomem *xaddr) \
+__EXTERN_INLINE u##NS t2_ioread##NS(const void __iomem *xaddr) \
{ \
if (t2_is_mmio(xaddr)) \
return t2_read##OS(xaddr); \
@@ -590,11 +602,13 @@ __EXTERN_INLINE void t2_iowrite##NS(u##NS b, void __iomem *xaddr) \
IOPORT(b, 8)
IOPORT(w, 16)
IOPORT(l, 32)
+IOPORT(q, 64)
#undef IOPORT
#undef vip
#undef vuip
+#undef vulp
#undef __IO_PREFIX
#define __IO_PREFIX t2
diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
index d277189b2677..1c3605d874e9 100644
--- a/arch/alpha/include/asm/io.h
+++ b/arch/alpha/include/asm/io.h
@@ -90,6 +90,8 @@ static inline void * phys_to_virt(unsigned long address)
}
#endif
+#define virt_to_phys virt_to_phys
+#define phys_to_virt phys_to_virt
#define page_to_phys(page) page_to_pa(page)
/* Maximum PIO space address supported? */
@@ -153,6 +155,7 @@ static inline void generic_##NAME(TYPE b, QUAL void __iomem *addr) \
REMAP1(unsigned int, ioread8, const)
REMAP1(unsigned int, ioread16, const)
REMAP1(unsigned int, ioread32, const)
+REMAP1(u64, ioread64, const)
REMAP1(u8, readb, const volatile)
REMAP1(u16, readw, const volatile)
REMAP1(u32, readl, const volatile)
@@ -161,6 +164,7 @@ REMAP1(u64, readq, const volatile)
REMAP2(u8, iowrite8, /**/)
REMAP2(u16, iowrite16, /**/)
REMAP2(u32, iowrite32, /**/)
+REMAP2(u64, iowrite64, /**/)
REMAP2(u8, writeb, volatile)
REMAP2(u16, writew, volatile)
REMAP2(u32, writel, volatile)
@@ -242,6 +246,12 @@ extern u32 inl(unsigned long port);
extern void outb(u8 b, unsigned long port);
extern void outw(u16 b, unsigned long port);
extern void outl(u32 b, unsigned long port);
+#define inb inb
+#define inw inw
+#define inl inl
+#define outb outb
+#define outw outw
+#define outl outl
extern u8 readb(const volatile void __iomem *addr);
extern u16 readw(const volatile void __iomem *addr);
@@ -251,6 +261,14 @@ extern void writeb(u8 b, volatile void __iomem *addr);
extern void writew(u16 b, volatile void __iomem *addr);
extern void writel(u32 b, volatile void __iomem *addr);
extern void writeq(u64 b, volatile void __iomem *addr);
+#define readb readb
+#define readw readw
+#define readl readl
+#define readq readq
+#define writeb writeb
+#define writew writew
+#define writel writel
+#define writeq writeq
extern u8 __raw_readb(const volatile void __iomem *addr);
extern u16 __raw_readw(const volatile void __iomem *addr);
@@ -260,6 +278,14 @@ extern void __raw_writeb(u8 b, volatile void __iomem *addr);
extern void __raw_writew(u16 b, volatile void __iomem *addr);
extern void __raw_writel(u32 b, volatile void __iomem *addr);
extern void __raw_writeq(u64 b, volatile void __iomem *addr);
+#define __raw_readb __raw_readb
+#define __raw_readw __raw_readw
+#define __raw_readl __raw_readl
+#define __raw_readq __raw_readq
+#define __raw_writeb __raw_writeb
+#define __raw_writew __raw_writew
+#define __raw_writel __raw_writel
+#define __raw_writeq __raw_writeq
/*
* Mapping from port numbers to __iomem space is pretty easy.
@@ -277,6 +303,9 @@ extern inline void ioport_unmap(void __iomem *addr)
{
}
+#define ioport_map ioport_map
+#define ioport_unmap ioport_unmap
+
static inline void __iomem *ioremap(unsigned long port, unsigned long size)
{
return IO_CONCAT(__IO_PREFIX,ioremap) (port, size);
@@ -358,6 +387,11 @@ extern inline void outw(u16 b, unsigned long port)
}
#endif
+#define ioread8 ioread8
+#define ioread16 ioread16
+#define iowrite8 iowrite8
+#define iowrite16 iowrite16
+
#if IO_CONCAT(__IO_PREFIX,trivial_io_lq)
extern inline unsigned int ioread32(const void __iomem *addr)
{
@@ -368,12 +402,27 @@ extern inline unsigned int ioread32(const void __iomem *addr)
return ret;
}
+extern inline u64 ioread64(const void __iomem *addr)
+{
+ unsigned int ret;
+ mb();
+ ret = IO_CONCAT(__IO_PREFIX,ioread64)(addr);
+ mb();
+ return ret;
+}
+
extern inline void iowrite32(u32 b, void __iomem *addr)
{
mb();
IO_CONCAT(__IO_PREFIX, iowrite32)(b, addr);
}
+extern inline void iowrite64(u64 b, void __iomem *addr)
+{
+ mb();
+ IO_CONCAT(__IO_PREFIX, iowrite64)(b, addr);
+}
+
extern inline u32 inl(unsigned long port)
{
return ioread32(ioport_map(port, 4));
@@ -385,6 +434,11 @@ extern inline void outl(u32 b, unsigned long port)
}
#endif
+#define ioread32 ioread32
+#define ioread64 ioread64
+#define iowrite32 iowrite32
+#define iowrite64 iowrite64
+
#if IO_CONCAT(__IO_PREFIX,trivial_rw_bw) == 1
extern inline u8 __raw_readb(const volatile void __iomem *addr)
{
@@ -505,6 +559,10 @@ extern u8 readb_relaxed(const volatile void __iomem *addr);
extern u16 readw_relaxed(const volatile void __iomem *addr);
extern u32 readl_relaxed(const volatile void __iomem *addr);
extern u64 readq_relaxed(const volatile void __iomem *addr);
+#define readb_relaxed readb_relaxed
+#define readw_relaxed readw_relaxed
+#define readl_relaxed readl_relaxed
+#define readq_relaxed readq_relaxed
#if IO_CONCAT(__IO_PREFIX,trivial_io_bw)
extern inline u8 readb_relaxed(const volatile void __iomem *addr)
@@ -557,6 +615,10 @@ static inline void memsetw_io(volatile void __iomem *addr, u16 c, long len)
_memset_c_io(addr, 0x0001000100010001UL * c, len);
}
+#define memset_io memset_io
+#define memcpy_fromio memcpy_fromio
+#define memcpy_toio memcpy_toio
+
/*
* String versions of in/out ops:
*/
@@ -567,6 +629,13 @@ extern void outsb (unsigned long port, const void *src, unsigned long count);
extern void outsw (unsigned long port, const void *src, unsigned long count);
extern void outsl (unsigned long port, const void *src, unsigned long count);
+#define insb insb
+#define insw insw
+#define insl insl
+#define outsb outsb
+#define outsw outsw
+#define outsl outsl
+
/*
* The Alpha Jensen hardware for some rather strange reason puts
* the RTC clock at 0x170 instead of 0x70. Probably due to some
@@ -587,21 +656,29 @@ extern void outsl (unsigned long port, const void *src, unsigned long count);
#define RTC_ALWAYS_BCD 0
/*
- * Some mucking forons use if[n]def writeq to check if platform has it.
- * It's a bloody bad idea and we probably want ARCH_HAS_WRITEQ for them
- * to play with; for now just use cpp anti-recursion logics and make sure
- * that damn thing is defined and expands to itself.
- */
-
-#define writeq writeq
-#define readq readq
-
-/*
* Convert a physical pointer to a virtual kernel pointer for /dev/mem
* access
*/
#define xlate_dev_mem_ptr(p) __va(p)
+/*
+ * These get provided from <asm-generic/iomap.h> since alpha does not
+ * select GENERIC_IOMAP.
+ */
+#define ioread64 ioread64
+#define iowrite64 iowrite64
+#define ioread64be ioread64be
+#define iowrite64be iowrite64be
+#define ioread8_rep ioread8_rep
+#define ioread16_rep ioread16_rep
+#define ioread32_rep ioread32_rep
+#define iowrite8_rep iowrite8_rep
+#define iowrite16_rep iowrite16_rep
+#define iowrite32_rep iowrite32_rep
+#define pci_iounmap pci_iounmap
+
+#include <asm-generic/io.h>
+
#endif /* __KERNEL__ */
#endif /* __ALPHA_IO_H */
diff --git a/arch/alpha/include/asm/io_trivial.h b/arch/alpha/include/asm/io_trivial.h
index a1a29cbe02fa..00032093bcfc 100644
--- a/arch/alpha/include/asm/io_trivial.h
+++ b/arch/alpha/include/asm/io_trivial.h
@@ -6,13 +6,13 @@
/* This file may be included multiple times. */
#if IO_CONCAT(__IO_PREFIX,trivial_io_bw)
-__EXTERN_INLINE unsigned int
+__EXTERN_INLINE u8
IO_CONCAT(__IO_PREFIX,ioread8)(const void __iomem *a)
{
return __kernel_ldbu(*(const volatile u8 __force *)a);
}
-__EXTERN_INLINE unsigned int
+__EXTERN_INLINE u16
IO_CONCAT(__IO_PREFIX,ioread16)(const void __iomem *a)
{
return __kernel_ldwu(*(const volatile u16 __force *)a);
@@ -32,7 +32,7 @@ IO_CONCAT(__IO_PREFIX,iowrite16)(u16 b, void __iomem *a)
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_io_lq)
-__EXTERN_INLINE unsigned int
+__EXTERN_INLINE u32
IO_CONCAT(__IO_PREFIX,ioread32)(const void __iomem *a)
{
return *(const volatile u32 __force *)a;
@@ -43,6 +43,18 @@ IO_CONCAT(__IO_PREFIX,iowrite32)(u32 b, void __iomem *a)
{
*(volatile u32 __force *)a = b;
}
+
+__EXTERN_INLINE u64
+IO_CONCAT(__IO_PREFIX,ioread64)(const void __iomem *a)
+{
+ return *(const volatile u64 __force *)a;
+}
+
+__EXTERN_INLINE void
+IO_CONCAT(__IO_PREFIX,iowrite64)(u64 b, void __iomem *a)
+{
+ *(volatile u64 __force *)a = b;
+}
#endif
#if IO_CONCAT(__IO_PREFIX,trivial_rw_bw) == 1
diff --git a/arch/alpha/include/asm/jensen.h b/arch/alpha/include/asm/jensen.h
index 1c4131453db2..66eb049eb421 100644
--- a/arch/alpha/include/asm/jensen.h
+++ b/arch/alpha/include/asm/jensen.h
@@ -98,6 +98,7 @@ __EXTERN_INLINE void jensen_set_hae(unsigned long addr)
}
#define vuip volatile unsigned int *
+#define vulp volatile unsigned long *
/*
* IO functions
@@ -183,6 +184,12 @@ __EXTERN_INLINE u32 jensen_inl(unsigned long addr)
return *(vuip) ((addr << 7) + EISA_IO + 0x60);
}
+__EXTERN_INLINE u64 jensen_inq(unsigned long addr)
+{
+ jensen_set_hae(0);
+ return *(vulp) ((addr << 7) + EISA_IO + 0x60);
+}
+
__EXTERN_INLINE void jensen_outw(u16 b, unsigned long addr)
{
jensen_set_hae(0);
@@ -197,6 +204,13 @@ __EXTERN_INLINE void jensen_outl(u32 b, unsigned long addr)
mb();
}
+__EXTERN_INLINE void jensen_outq(u64 b, unsigned long addr)
+{
+ jensen_set_hae(0);
+ *(vulp) ((addr << 7) + EISA_IO + 0x60) = b;
+ mb();
+}
+
/*
* Memory functions.
*/
@@ -305,7 +319,7 @@ __EXTERN_INLINE int jensen_is_mmio(const volatile void __iomem *addr)
that it doesn't make sense to merge them. */
#define IOPORT(OS, NS) \
-__EXTERN_INLINE unsigned int jensen_ioread##NS(const void __iomem *xaddr) \
+__EXTERN_INLINE u##NS jensen_ioread##NS(const void __iomem *xaddr) \
{ \
if (jensen_is_mmio(xaddr)) \
return jensen_read##OS(xaddr - 0x100000000ul); \
@@ -323,10 +337,12 @@ __EXTERN_INLINE void jensen_iowrite##NS(u##NS b, void __iomem *xaddr) \
IOPORT(b, 8)
IOPORT(w, 16)
IOPORT(l, 32)
+IOPORT(q, 64)
#undef IOPORT
#undef vuip
+#undef vulp
#undef __IO_PREFIX
#define __IO_PREFIX jensen
diff --git a/arch/alpha/include/asm/machvec.h b/arch/alpha/include/asm/machvec.h
index e49fabce7b33..8623f995d34c 100644
--- a/arch/alpha/include/asm/machvec.h
+++ b/arch/alpha/include/asm/machvec.h
@@ -46,13 +46,15 @@ struct alpha_machine_vector
void (*mv_pci_tbi)(struct pci_controller *hose,
dma_addr_t start, dma_addr_t end);
- unsigned int (*mv_ioread8)(const void __iomem *);
- unsigned int (*mv_ioread16)(const void __iomem *);
- unsigned int (*mv_ioread32)(const void __iomem *);
+ u8 (*mv_ioread8)(const void __iomem *);
+ u16 (*mv_ioread16)(const void __iomem *);
+ u32 (*mv_ioread32)(const void __iomem *);
+ u64 (*mv_ioread64)(const void __iomem *);
void (*mv_iowrite8)(u8, void __iomem *);
void (*mv_iowrite16)(u16, void __iomem *);
void (*mv_iowrite32)(u32, void __iomem *);
+ void (*mv_iowrite64)(u64, void __iomem *);
u8 (*mv_readb)(const volatile void __iomem *);
u16 (*mv_readw)(const volatile void __iomem *);
diff --git a/arch/alpha/include/asm/termios.h b/arch/alpha/include/asm/termios.h
deleted file mode 100644
index b7c77bb1bfd2..000000000000
--- a/arch/alpha/include/asm/termios.h
+++ /dev/null
@@ -1,87 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _ALPHA_TERMIOS_H
-#define _ALPHA_TERMIOS_H
-
-#include <uapi/asm/termios.h>
-
-/* eof=^D eol=\0 eol2=\0 erase=del
- werase=^W kill=^U reprint=^R sxtc=\0
- intr=^C quit=^\ susp=^Z <OSF/1 VDSUSP>
- start=^Q stop=^S lnext=^V discard=^U
- vmin=\1 vtime=\0
-*/
-#define INIT_C_CC "\004\000\000\177\027\025\022\000\003\034\032\000\021\023\026\025\001\000"
-
-/*
- * Translate a "termio" structure into a "termios". Ugh.
- */
-
-#define user_termio_to_kernel_termios(a_termios, u_termio) \
-({ \
- struct ktermios *k_termios = (a_termios); \
- struct termio k_termio; \
- int canon, ret; \
- \
- ret = copy_from_user(&k_termio, u_termio, sizeof(k_termio)); \
- if (!ret) { \
- /* Overwrite only the low bits. */ \
- *(unsigned short *)&k_termios->c_iflag = k_termio.c_iflag; \
- *(unsigned short *)&k_termios->c_oflag = k_termio.c_oflag; \
- *(unsigned short *)&k_termios->c_cflag = k_termio.c_cflag; \
- *(unsigned short *)&k_termios->c_lflag = k_termio.c_lflag; \
- canon = k_termio.c_lflag & ICANON; \
- \
- k_termios->c_cc[VINTR] = k_termio.c_cc[_VINTR]; \
- k_termios->c_cc[VQUIT] = k_termio.c_cc[_VQUIT]; \
- k_termios->c_cc[VERASE] = k_termio.c_cc[_VERASE]; \
- k_termios->c_cc[VKILL] = k_termio.c_cc[_VKILL]; \
- k_termios->c_cc[VEOL2] = k_termio.c_cc[_VEOL2]; \
- k_termios->c_cc[VSWTC] = k_termio.c_cc[_VSWTC]; \
- k_termios->c_cc[canon ? VEOF : VMIN] = k_termio.c_cc[_VEOF]; \
- k_termios->c_cc[canon ? VEOL : VTIME] = k_termio.c_cc[_VEOL]; \
- } \
- ret; \
-})
-
-/*
- * Translate a "termios" structure into a "termio". Ugh.
- *
- * Note the "fun" _VMIN overloading.
- */
-#define kernel_termios_to_user_termio(u_termio, a_termios) \
-({ \
- struct ktermios *k_termios = (a_termios); \
- struct termio k_termio; \
- int canon; \
- \
- k_termio.c_iflag = k_termios->c_iflag; \
- k_termio.c_oflag = k_termios->c_oflag; \
- k_termio.c_cflag = k_termios->c_cflag; \
- canon = (k_termio.c_lflag = k_termios->c_lflag) & ICANON; \
- \
- k_termio.c_line = k_termios->c_line; \
- k_termio.c_cc[_VINTR] = k_termios->c_cc[VINTR]; \
- k_termio.c_cc[_VQUIT] = k_termios->c_cc[VQUIT]; \
- k_termio.c_cc[_VERASE] = k_termios->c_cc[VERASE]; \
- k_termio.c_cc[_VKILL] = k_termios->c_cc[VKILL]; \
- k_termio.c_cc[_VEOF] = k_termios->c_cc[canon ? VEOF : VMIN]; \
- k_termio.c_cc[_VEOL] = k_termios->c_cc[canon ? VEOL : VTIME]; \
- k_termio.c_cc[_VEOL2] = k_termios->c_cc[VEOL2]; \
- k_termio.c_cc[_VSWTC] = k_termios->c_cc[VSWTC]; \
- \
- copy_to_user(u_termio, &k_termio, sizeof(k_termio)); \
-})
-
-#define user_termios_to_kernel_termios(k, u) \
- copy_from_user(k, u, sizeof(struct termios2))
-
-#define kernel_termios_to_user_termios(u, k) \
- copy_to_user(u, k, sizeof(struct termios2))
-
-#define user_termios_to_kernel_termios_1(k, u) \
- copy_from_user(k, u, sizeof(struct termios))
-
-#define kernel_termios_to_user_termios_1(u, k) \
- copy_to_user(u, k, sizeof(struct termios))
-
-#endif /* _ALPHA_TERMIOS_H */
diff --git a/arch/alpha/kernel/Makefile b/arch/alpha/kernel/Makefile
index 5a74581bf0ee..fb4efec7cbc7 100644
--- a/arch/alpha/kernel/Makefile
+++ b/arch/alpha/kernel/Makefile
@@ -3,13 +3,13 @@
# Makefile for the linux kernel.
#
-extra-y := head.o vmlinux.lds
+extra-y := vmlinux.lds
asflags-y := $(KBUILD_CFLAGS)
ccflags-y := -Wno-sign-compare
-obj-y := entry.o traps.o process.o osf_sys.o irq.o \
+obj-y := head.o entry.o traps.o process.o osf_sys.o irq.o \
irq_alpha.o signal.o setup.o ptrace.o time.o \
- systbls.o err_common.o io.o bugs.o
+ systbls.o err_common.o io.o bugs.o termios.o
obj-$(CONFIG_VGA_HOSE) += console.o
obj-$(CONFIG_SMP) += smp.o
@@ -47,10 +47,6 @@ else
# Misc support
obj-$(CONFIG_ALPHA_SRM) += srmcons.o
-ifdef CONFIG_BINFMT_AOUT
-obj-y += binfmt_loader.o
-endif
-
# Core logic support
obj-$(CONFIG_ALPHA_APECS) += core_apecs.o
obj-$(CONFIG_ALPHA_CIA) += core_cia.o
diff --git a/arch/alpha/kernel/binfmt_loader.c b/arch/alpha/kernel/binfmt_loader.c
deleted file mode 100644
index e4be7a543ecf..000000000000
--- a/arch/alpha/kernel/binfmt_loader.c
+++ /dev/null
@@ -1,46 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <linux/init.h>
-#include <linux/fs.h>
-#include <linux/file.h>
-#include <linux/mm_types.h>
-#include <linux/binfmts.h>
-#include <linux/a.out.h>
-
-static int load_binary(struct linux_binprm *bprm)
-{
- struct exec *eh = (struct exec *)bprm->buf;
- unsigned long loader;
- struct file *file;
- int retval;
-
- if (eh->fh.f_magic != 0x183 || (eh->fh.f_flags & 0x3000) != 0x3000)
- return -ENOEXEC;
-
- if (bprm->loader)
- return -ENOEXEC;
-
- loader = bprm->vma->vm_end - sizeof(void *);
-
- file = open_exec("/sbin/loader");
- retval = PTR_ERR(file);
- if (IS_ERR(file))
- return retval;
-
- /* Remember if the application is TASO. */
- bprm->taso = eh->ah.entry < 0x100000000UL;
-
- bprm->interpreter = file;
- bprm->loader = loader;
- return 0;
-}
-
-static struct linux_binfmt loader_format = {
- .load_binary = load_binary,
-};
-
-static int __init init_loader_binfmt(void)
-{
- insert_binfmt(&loader_format);
- return 0;
-}
-arch_initcall(init_loader_binfmt);
diff --git a/arch/alpha/kernel/core_marvel.c b/arch/alpha/kernel/core_marvel.c
index 1efca79ac83c..6d0b3baf97ff 100644
--- a/arch/alpha/kernel/core_marvel.c
+++ b/arch/alpha/kernel/core_marvel.c
@@ -803,7 +803,7 @@ void __iomem *marvel_ioportmap (unsigned long addr)
return (void __iomem *)addr;
}
-unsigned int
+unsigned u8
marvel_ioread8(const void __iomem *xaddr)
{
unsigned long addr = (unsigned long) xaddr;
diff --git a/arch/alpha/kernel/io.c b/arch/alpha/kernel/io.c
index 838586abb1e0..eda09778268f 100644
--- a/arch/alpha/kernel/io.c
+++ b/arch/alpha/kernel/io.c
@@ -41,6 +41,15 @@ unsigned int ioread32(const void __iomem *addr)
return ret;
}
+u64 ioread64(const void __iomem *addr)
+{
+ unsigned int ret;
+ mb();
+ ret = IO_CONCAT(__IO_PREFIX,ioread64)(addr);
+ mb();
+ return ret;
+}
+
void iowrite8(u8 b, void __iomem *addr)
{
mb();
@@ -59,12 +68,20 @@ void iowrite32(u32 b, void __iomem *addr)
IO_CONCAT(__IO_PREFIX,iowrite32)(b, addr);
}
+void iowrite64(u64 b, void __iomem *addr)
+{
+ mb();
+ IO_CONCAT(__IO_PREFIX,iowrite64)(b, addr);
+}
+
EXPORT_SYMBOL(ioread8);
EXPORT_SYMBOL(ioread16);
EXPORT_SYMBOL(ioread32);
+EXPORT_SYMBOL(ioread64);
EXPORT_SYMBOL(iowrite8);
EXPORT_SYMBOL(iowrite16);
EXPORT_SYMBOL(iowrite32);
+EXPORT_SYMBOL(iowrite64);
u8 inb(unsigned long port)
{
diff --git a/arch/alpha/kernel/machvec_impl.h b/arch/alpha/kernel/machvec_impl.h
index 393d5d6ca5d2..c2ebcb39e589 100644
--- a/arch/alpha/kernel/machvec_impl.h
+++ b/arch/alpha/kernel/machvec_impl.h
@@ -78,9 +78,11 @@
.mv_ioread8 = CAT(low,_ioread8), \
.mv_ioread16 = CAT(low,_ioread16), \
.mv_ioread32 = CAT(low,_ioread32), \
+ .mv_ioread64 = CAT(low,_ioread64), \
.mv_iowrite8 = CAT(low,_iowrite8), \
.mv_iowrite16 = CAT(low,_iowrite16), \
.mv_iowrite32 = CAT(low,_iowrite32), \
+ .mv_iowrite64 = CAT(low,_iowrite64), \
.mv_readb = CAT(low,_readb), \
.mv_readw = CAT(low,_readw), \
.mv_readl = CAT(low,_readl), \
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index d257293401e2..68ec314d3fac 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -108,7 +108,7 @@ struct osf_dirent_callback {
int error;
};
-static int
+static bool
osf_filldir(struct dir_context *ctx, const char *name, int namlen,
loff_t offset, u64 ino, unsigned int d_type)
{
@@ -120,11 +120,11 @@ osf_filldir(struct dir_context *ctx, const char *name, int namlen,
buf->error = -EINVAL; /* only used if we fail */
if (reclen > buf->count)
- return -EINVAL;
+ return false;
d_ino = ino;
if (sizeof(d_ino) < sizeof(ino) && d_ino != ino) {
buf->error = -EOVERFLOW;
- return -EOVERFLOW;
+ return false;
}
if (buf->basep) {
if (put_user(offset, buf->basep))
@@ -141,10 +141,10 @@ osf_filldir(struct dir_context *ctx, const char *name, int namlen,
dirent = (void __user *)dirent + reclen;
buf->dirent = dirent;
buf->count -= reclen;
- return 0;
+ return true;
Efault:
buf->error = -EFAULT;
- return -EFAULT;
+ return false;
}
SYSCALL_DEFINE4(osf_getdirentries, unsigned int, fd,
@@ -1278,45 +1278,15 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
return addr;
}
-#ifdef CONFIG_OSF4_COMPAT
-/* Clear top 32 bits of iov_len in the user's buffer for
- compatibility with old versions of OSF/1 where iov_len
- was defined as int. */
-static int
-osf_fix_iov_len(const struct iovec __user *iov, unsigned long count)
-{
- unsigned long i;
-
- for (i = 0 ; i < count ; i++) {
- int __user *iov_len_high = (int __user *)&iov[i].iov_len + 1;
-
- if (put_user(0, iov_len_high))
- return -EFAULT;
- }
- return 0;
-}
-#endif
-
SYSCALL_DEFINE3(osf_readv, unsigned long, fd,
const struct iovec __user *, vector, unsigned long, count)
{
-#ifdef CONFIG_OSF4_COMPAT
- if (unlikely(personality(current->personality) == PER_OSF4))
- if (osf_fix_iov_len(vector, count))
- return -EFAULT;
-#endif
-
return sys_readv(fd, vector, count);
}
SYSCALL_DEFINE3(osf_writev, unsigned long, fd,
const struct iovec __user *, vector, unsigned long, count)
{
-#ifdef CONFIG_OSF4_COMPAT
- if (unlikely(personality(current->personality) == PER_OSF4))
- if (osf_fix_iov_len(vector, count))
- return -EFAULT;
-#endif
return sys_writev(fd, vector, count);
}
diff --git a/arch/alpha/kernel/termios.c b/arch/alpha/kernel/termios.c
new file mode 100644
index 000000000000..a4c29a22edf7
--- /dev/null
+++ b/arch/alpha/kernel/termios.c
@@ -0,0 +1,56 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/termios_internal.h>
+
+int user_termio_to_kernel_termios(struct ktermios *termios,
+ struct termio __user *termio)
+{
+ struct termio v;
+ bool canon;
+
+ if (copy_from_user(&v, termio, sizeof(struct termio)))
+ return -EFAULT;
+
+ termios->c_iflag = (0xffff0000 & termios->c_iflag) | v.c_iflag;
+ termios->c_oflag = (0xffff0000 & termios->c_oflag) | v.c_oflag;
+ termios->c_cflag = (0xffff0000 & termios->c_cflag) | v.c_cflag;
+ termios->c_lflag = (0xffff0000 & termios->c_lflag) | v.c_lflag;
+ termios->c_line = (0xffff0000 & termios->c_lflag) | v.c_line;
+
+ canon = v.c_lflag & ICANON;
+ termios->c_cc[VINTR] = v.c_cc[_VINTR];
+ termios->c_cc[VQUIT] = v.c_cc[_VQUIT];
+ termios->c_cc[VERASE] = v.c_cc[_VERASE];
+ termios->c_cc[VKILL] = v.c_cc[_VKILL];
+ termios->c_cc[VEOL2] = v.c_cc[_VEOL2];
+ termios->c_cc[VSWTC] = v.c_cc[_VSWTC];
+ termios->c_cc[canon ? VEOF : VMIN] = v.c_cc[_VEOF];
+ termios->c_cc[canon ? VEOL : VTIME] = v.c_cc[_VEOL];
+
+ return 0;
+}
+
+int kernel_termios_to_user_termio(struct termio __user *termio,
+ struct ktermios *termios)
+{
+ struct termio v;
+ bool canon;
+
+ memset(&v, 0, sizeof(struct termio));
+ v.c_iflag = termios->c_iflag;
+ v.c_oflag = termios->c_oflag;
+ v.c_cflag = termios->c_cflag;
+ v.c_lflag = termios->c_lflag;
+ v.c_line = termios->c_line;
+
+ canon = v.c_lflag & ICANON;
+ v.c_cc[_VINTR] = termios->c_cc[VINTR];
+ v.c_cc[_VQUIT] = termios->c_cc[VQUIT];
+ v.c_cc[_VERASE] = termios->c_cc[VERASE];
+ v.c_cc[_VKILL] = termios->c_cc[VKILL];
+ v.c_cc[_VEOF] = termios->c_cc[canon ? VEOF : VMIN];
+ v.c_cc[_VEOL] = termios->c_cc[canon ? VEOL : VTIME];
+ v.c_cc[_VEOL2] = termios->c_cc[VEOL2];
+ v.c_cc[_VSWTC] = termios->c_cc[VSWTC];
+
+ return copy_to_user(termio, &v, sizeof(struct termio));
+}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.