Added missing tegra files.HEADmaster

31 files changed, 324 insertions, 0 deletions

diff --git a/arch/um/include/asm/apic.h b/arch/um/include/asm/apic.h
new file mode 100644
index 00000000000..876dee84ab1
--- /dev/null
+++ b/arch/um/include/asm/apic.h
@@ -0,0 +1,4 @@
+#ifndef __UM_APIC_H
+#define __UM_APIC_H
+
+#endif
diff --git a/arch/um/include/asm/arch_hweight.h b/arch/um/include/asm/arch_hweight.h
new file mode 100644
index 00000000000..c656cf443f4
--- /dev/null
+++ b/arch/um/include/asm/arch_hweight.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_UM_HWEIGHT_H
+#define _ASM_UM_HWEIGHT_H
+
+#include <asm-generic/bitops/arch_hweight.h>
+
+#endif
diff --git a/arch/um/include/asm/auxvec.h b/arch/um/include/asm/auxvec.h
new file mode 100644
index 00000000000..1e5e1c2fc9b
--- /dev/null
+++ b/arch/um/include/asm/auxvec.h
@@ -0,0 +1,4 @@
+#ifndef __UM_AUXVEC_H
+#define __UM_AUXVEC_H
+
+#endif
diff --git a/arch/um/include/asm/bug.h b/arch/um/include/asm/bug.h
new file mode 100644
index 00000000000..9e33b864c35
--- /dev/null
+++ b/arch/um/include/asm/bug.h
@@ -0,0 +1,6 @@
+#ifndef __UM_BUG_H
+#define __UM_BUG_H
+
+#include <asm-generic/bug.h>
+
+#endif
diff --git a/arch/um/include/asm/checksum.h b/arch/um/include/asm/checksum.h
new file mode 100644
index 00000000000..5b501361e36
--- /dev/null
+++ b/arch/um/include/asm/checksum.h
@@ -0,0 +1,6 @@
+#ifndef __UM_CHECKSUM_H
+#define __UM_CHECKSUM_H
+
+#include "sysdep/checksum.h"
+
+#endif
diff --git a/arch/um/include/asm/cputime.h b/arch/um/include/asm/cputime.h
new file mode 100644
index 00000000000..c84acbadfa2
--- /dev/null
+++ b/arch/um/include/asm/cputime.h
@@ -0,0 +1,6 @@
+#ifndef __UM_CPUTIME_H
+#define __UM_CPUTIME_H
+
+#include <asm-generic/cputime.h>
+
+#endif /* __UM_CPUTIME_H */
diff --git a/arch/um/include/asm/current.h b/arch/um/include/asm/current.h
new file mode 100644
index 00000000000..c2191d9aa03
--- /dev/null
+++ b/arch/um/include/asm/current.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (C) 2000 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
+ * Licensed under the GPL
+ */
+
+#ifndef __UM_CURRENT_H
+#define __UM_CURRENT_H
+
+#include "linux/thread_info.h"
+
+#define current (current_thread_info()->task)
+
+#endif
diff --git a/arch/um/include/asm/delay.h b/arch/um/include/asm/delay.h
new file mode 100644
index 00000000000..8a5576d8eda
--- /dev/null
+++ b/arch/um/include/asm/delay.h
@@ -0,0 +1,18 @@
+#ifndef __UM_DELAY_H
+#define __UM_DELAY_H
+
+/* Undefined on purpose */
+extern void __bad_udelay(void);
+extern void __bad_ndelay(void);
+
+extern void __udelay(unsigned long usecs);
+extern void __ndelay(unsigned long usecs);
+extern void __delay(unsigned long loops);
+
+#define udelay(n) ((__builtin_constant_p(n) && (n) > 20000) ? \
+        __bad_udelay() : __udelay(n))
+
+#define ndelay(n) ((__builtin_constant_p(n) && (n) > 20000) ? \
+        __bad_ndelay() : __ndelay(n))
+
+#endif
diff --git a/arch/um/include/asm/desc.h b/arch/um/include/asm/desc.h
new file mode 100644
index 00000000000..4ec34a51b62
--- /dev/null
+++ b/arch/um/include/asm/desc.h
@@ -0,0 +1,16 @@
+#ifndef __UM_DESC_H
+#define __UM_DESC_H
+
+/* Taken from asm-i386/desc.h, it's the only thing we need. The rest wouldn't
+ * compile, and has never been used. */
+#define LDT_empty(info) (\
+        (info)->base_addr       == 0    && \
+        (info)->limit           == 0    && \
+        (info)->contents        == 0    && \
+        (info)->read_exec_only  == 1    && \
+        (info)->seg_32bit       == 0    && \
+        (info)->limit_in_pages  == 0    && \
+        (info)->seg_not_present == 1    && \
+        (info)->useable         == 0    )
+
+#endif
diff --git a/arch/um/include/asm/device.h b/arch/um/include/asm/device.h
new file mode 100644
index 00000000000..d8f9872b0e2
--- /dev/null
+++ b/arch/um/include/asm/device.h
@@ -0,0 +1,7 @@
+/*
+ * Arch specific extensions to struct device
+ *
+ * This file is released under the GPLv2
+ */
+#include <asm-generic/device.h>
+
diff --git a/arch/um/include/asm/emergency-restart.h b/arch/um/include/asm/emergency-restart.h
new file mode 100644
index 00000000000..108d8c48e42
--- /dev/null
+++ b/arch/um/include/asm/emergency-restart.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_EMERGENCY_RESTART_H
+#define _ASM_EMERGENCY_RESTART_H
+
+#include <asm-generic/emergency-restart.h>
+
+#endif /* _ASM_EMERGENCY_RESTART_H */
diff --git a/arch/um/include/asm/ftrace.h b/arch/um/include/asm/ftrace.h
new file mode 100644
index 00000000000..40a8c178f10
--- /dev/null
+++ b/arch/um/include/asm/ftrace.h
@@ -0,0 +1 @@
+/* empty */
diff --git a/arch/um/include/asm/futex.h b/arch/um/include/asm/futex.h
new file mode 100644
index 00000000000..6a332a9f099
--- /dev/null
+++ b/arch/um/include/asm/futex.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_FUTEX_H
+#define _ASM_FUTEX_H
+
+#include <asm-generic/futex.h>
+
+#endif
diff --git a/arch/um/include/asm/hardirq.h b/arch/um/include/asm/hardirq.h
new file mode 100644
index 00000000000..fb3c05a0cbb
--- /dev/null
+++ b/arch/um/include/asm/hardirq.h
@@ -0,0 +1 @@
+#include <asm-generic/hardirq.h>
diff --git a/arch/um/include/asm/hw_irq.h b/arch/um/include/asm/hw_irq.h
new file mode 100644
index 00000000000..1cf84cf5f21
--- /dev/null
+++ b/arch/um/include/asm/hw_irq.h
@@ -0,0 +1,7 @@
+#ifndef _ASM_UM_HW_IRQ_H
+#define _ASM_UM_HW_IRQ_H
+
+#include "asm/irq.h"
+#include "asm/archparam.h"
+
+#endif
diff --git a/arch/um/include/asm/io.h b/arch/um/include/asm/io.h
new file mode 100644
index 00000000000..44e8b8c772a
--- /dev/null
+++ b/arch/um/include/asm/io.h
@@ -0,0 +1,57 @@
+#ifndef __UM_IO_H
+#define __UM_IO_H
+
+#include "asm/page.h"
+
+#define IO_SPACE_LIMIT 0xdeadbeef /* Sure hope nothing uses this */
+
+static inline int inb(unsigned long i) { return(0); }
+static inline void outb(char c, unsigned long i) { }
+
+/*
+ * Change virtual addresses to physical addresses and vv.
+ * These are pretty trivial
+ */
+static inline unsigned long virt_to_phys(volatile void * address)
+{
+        return __pa((void *) address);
+}
+
+static inline void * phys_to_virt(unsigned long address)
+{
+        return __va(address);
+}
+
+/*
+ * Convert a physical pointer to a virtual kernel pointer for /dev/mem
+ * access
+ */
+#define xlate_dev_mem_ptr(p)    __va(p)
+
+/*
+ * Convert a virtual cached pointer to an uncached pointer
+ */
+#define xlate_dev_kmem_ptr(p)   p
+
+static inline void writeb(unsigned char b, volatile void __iomem *addr)
+{
+        *(volatile unsigned char __force *) addr = b;
+}
+static inline void writew(unsigned short b, volatile void __iomem *addr)
+{
+        *(volatile unsigned short __force *) addr = b;
+}
+static inline void writel(unsigned int b, volatile void __iomem *addr)
+{
+        *(volatile unsigned int __force *) addr = b;
+}
+static inline void writeq(unsigned int b, volatile void __iomem *addr)
+{
+        *(volatile unsigned long long __force *) addr = b;
+}
+#define __raw_writeb writeb
+#define __raw_writew writew
+#define __raw_writel writel
+#define __raw_writeq writeq
+
+#endif
diff --git a/arch/um/include/asm/irq_regs.h b/arch/um/include/asm/irq_regs.h
new file mode 100644
index 00000000000..3dd9c0b7027
--- /dev/null
+++ b/arch/um/include/asm/irq_regs.h
@@ -0,0 +1 @@
+#include <asm-generic/irq_regs.h>
diff --git a/arch/um/include/asm/irq_vectors.h b/arch/um/include/asm/irq_vectors.h
new file mode 100644
index 00000000000..272a81e0ce1
--- /dev/null
+++ b/arch/um/include/asm/irq_vectors.h
@@ -0,0 +1,10 @@
+/* 
+ * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
+ * Licensed under the GPL
+ */
+
+#ifndef __UM_IRQ_VECTORS_H
+#define __UM_IRQ_VECTORS_H
+
+#endif
+
diff --git a/arch/um/include/asm/kdebug.h b/arch/um/include/asm/kdebug.h
new file mode 100644
index 00000000000..6ece1b03766
--- /dev/null
+++ b/arch/um/include/asm/kdebug.h
@@ -0,0 +1 @@
+#include <asm-generic/kdebug.h>
diff --git a/arch/um/include/asm/mutex.h b/arch/um/include/asm/mutex.h
new file mode 100644
index 00000000000..458c1f7fbc1
--- /dev/null
+++ b/arch/um/include/asm/mutex.h
@@ -0,0 +1,9 @@
+/*
+ * Pull in the generic implementation for the mutex fastpath.
+ *
+ * TODO: implement optimized primitives instead, or leave the generic
+ * implementation in place, or pick the atomic_xchg() based generic
+ * implementation. (see asm-generic/mutex-xchg.h for details)
+ */
+
+#include <asm-generic/mutex-dec.h>
diff --git a/arch/um/include/asm/page_offset.h b/arch/um/include/asm/page_offset.h
new file mode 100644
index 00000000000..1c168dfbf35
--- /dev/null
+++ b/arch/um/include/asm/page_offset.h
@@ -0,0 +1 @@
+#define PAGE_OFFSET_RAW (uml_physmem)
diff --git a/arch/um/include/asm/param.h b/arch/um/include/asm/param.h
new file mode 100644
index 00000000000..e44f4e60d16
--- /dev/null
+++ b/arch/um/include/asm/param.h
@@ -0,0 +1,20 @@
+#ifndef _UM_PARAM_H
+#define _UM_PARAM_H
+
+#define EXEC_PAGESIZE   4096
+
+#ifndef NOGROUP
+#define NOGROUP         (-1)
+#endif
+
+#define MAXHOSTNAMELEN  64      /* max length of hostname */
+
+#ifdef __KERNEL__
+#define HZ CONFIG_HZ
+#define USER_HZ 100        /* .. some user interfaces are in "ticks" */
+#define CLOCKS_PER_SEC (USER_HZ)  /* frequency at which times() counts */
+#else
+#define HZ 100
+#endif
+
+#endif
diff --git a/arch/um/include/asm/pci.h b/arch/um/include/asm/pci.h
new file mode 100644
index 00000000000..b44cf59ede1
--- /dev/null
+++ b/arch/um/include/asm/pci.h
@@ -0,0 +1,6 @@
+#ifndef __UM_PCI_H
+#define __UM_PCI_H
+
+#define PCI_DMA_BUS_IS_PHYS     (1)
+
+#endif
diff --git a/arch/um/include/asm/pda.h b/arch/um/include/asm/pda.h
new file mode 100644
index 00000000000..ddcd774fc2a
--- /dev/null
+++ b/arch/um/include/asm/pda.h
@@ -0,0 +1,21 @@
+/*
+ * Copyright 2003 PathScale, Inc.
+ *
+ * Licensed under the GPL
+ */
+
+#ifndef __UM_PDA_X86_64_H
+#define __UM_PDA_X86_64_H
+
+/* XXX */
+struct foo {
+        unsigned int __softirq_pending;
+        unsigned int __nmi_count;
+};
+
+extern struct foo me;
+
+#define read_pda(me) (&me)
+
+#endif
+
diff --git a/arch/um/include/asm/percpu.h b/arch/um/include/asm/percpu.h
new file mode 100644
index 00000000000..efe7508d8ab
--- /dev/null
+++ b/arch/um/include/asm/percpu.h
@@ -0,0 +1,6 @@
+#ifndef __UM_PERCPU_H
+#define __UM_PERCPU_H
+
+#include <asm-generic/percpu.h>
+
+#endif /* __UM_PERCPU_H */
diff --git a/arch/um/include/asm/required-features.h b/arch/um/include/asm/required-features.h
new file mode 100644
index 00000000000..dfb967b2d2f
--- /dev/null
+++ b/arch/um/include/asm/required-features.h
@@ -0,0 +1,9 @@
+#ifndef __UM_REQUIRED_FEATURES_H
+#define __UM_REQUIRED_FEATURES_H
+
+/*
+ * Nothing to see, just need something for the i386 and x86_64 asm
+ * headers to include.
+ */
+
+#endif
diff --git a/arch/um/include/asm/sections.h b/arch/um/include/asm/sections.h
new file mode 100644
index 00000000000..6b0231eefea
--- /dev/null
+++ b/arch/um/include/asm/sections.h
@@ -0,0 +1,7 @@
+#ifndef _UM_SECTIONS_H
+#define _UM_SECTIONS_H
+
+/* nothing to see, move along */
+#include <asm-generic/sections.h>
+
+#endif
diff --git a/arch/um/include/asm/segment.h b/arch/um/include/asm/segment.h
new file mode 100644
index 00000000000..45183fcd10b
--- /dev/null
+++ b/arch/um/include/asm/segment.h
@@ -0,0 +1,10 @@
+#ifndef __UM_SEGMENT_H
+#define __UM_SEGMENT_H
+
+extern int host_gdt_entry_tls_min;
+
+#define GDT_ENTRY_TLS_ENTRIES 3
+#define GDT_ENTRY_TLS_MIN host_gdt_entry_tls_min
+#define GDT_ENTRY_TLS_MAX (GDT_ENTRY_TLS_MIN + GDT_ENTRY_TLS_ENTRIES - 1)
+
+#endif
diff --git a/arch/um/include/asm/system.h b/arch/um/include/asm/system.h
new file mode 100644
index 00000000000..68a90ecd145
--- /dev/null
+++ b/arch/um/include/asm/system.h
@@ -0,0 +1,47 @@
+#ifndef __UM_SYSTEM_GENERIC_H
+#define __UM_SYSTEM_GENERIC_H
+
+#include "sysdep/system.h"
+
+extern int get_signals(void);
+extern int set_signals(int enable);
+extern void block_signals(void);
+extern void unblock_signals(void);
+
+static inline unsigned long arch_local_save_flags(void)
+{
+        return get_signals();
+}
+
+static inline void arch_local_irq_restore(unsigned long flags)
+{
+        set_signals(flags);
+}
+
+static inline void arch_local_irq_enable(void)
+{
+        unblock_signals();
+}
+
+static inline void arch_local_irq_disable(void)
+{
+        block_signals();
+}
+
+static inline unsigned long arch_local_irq_save(void)
+{
+        unsigned long flags;
+        flags = arch_local_save_flags();
+        arch_local_irq_disable();
+        return flags;
+}
+
+static inline bool arch_irqs_disabled(void)
+{
+        return arch_local_save_flags() == 0;
+}
+
+extern void *_switch_to(void *prev, void *next, void *last);
+#define switch_to(prev, next, last) prev = _switch_to(prev, next, last)
+
+#endif
diff --git a/arch/um/include/asm/topology.h b/arch/um/include/asm/topology.h
new file mode 100644
index 00000000000..0905e4f21d4
--- /dev/null
+++ b/arch/um/include/asm/topology.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_UM_TOPOLOGY_H
+#define _ASM_UM_TOPOLOGY_H
+
+#include <asm-generic/topology.h>
+
+#endif
diff --git a/arch/um/include/asm/xor.h b/arch/um/include/asm/xor.h
new file mode 100644
index 00000000000..a19db3e1724
--- /dev/null
+++ b/arch/um/include/asm/xor.h
@@ -0,0 +1,6 @@
+#ifndef __UM_XOR_H
+#define __UM_XOR_H
+
+#include "asm-generic/xor.h"
+
+#endif