source: patches/aboot-0.9b-kernel26_gcc4_fixes-4.patch @ cab0b17

aboot-0.9b

@@ -12 +12 @@
 #include <utils.h>
 
 long cons_dev;                  /* console device */
-extern long int dispatch();     /* Need the full 64 bit return here...*/
+long dispatch(long proc, ...);  /* Need the full 64 bit return here...*/
 
 long
 cons_puts(const char *str, long len)

aboot-0.9b

@@ -480 +480 @@
                                 } else {
                                         *d++ = *p;
                                 }
-                                break;
-
-                              default:
+                                break;                  
                         }
                         p++;
                 }

doc/man/Makefile

@@ -6 +6 @@
 # use that value. Otherwise default to /usr/man.
 
 ifeq ($(mandir),)
-MANDIR=/usr/man
+MANDIR=$(root)/usr/man
 else
 MANDIR=$(mandir)
 endif

include/asm/a.out.h

@@ +1 @@
+#ifndef __ALPHA_A_OUT_H__
+#define __ALPHA_A_OUT_H__
+
+#include <linux/types.h>
+
+/*
+ * OSF/1 ECOFF header structs.  ECOFF files consist of:
+ *      - a file header (struct filehdr),
+ *      - an a.out header (struct aouthdr),
+ *      - one or more section headers (struct scnhdr). 
+ *        The filhdr's "f_nscns" field contains the
+ *        number of section headers.
+ */
+
+struct filehdr
+{
+        /* OSF/1 "file" header */
+        __u16 f_magic, f_nscns;
+        __u32 f_timdat;
+        __u64 f_symptr;
+        __u32 f_nsyms;
+        __u16 f_opthdr, f_flags;
+};
+
+struct aouthdr
+{
+        __u64 info;             /* after that it looks quite normal.. */
+        __u64 tsize;
+        __u64 dsize;
+        __u64 bsize;
+        __u64 entry;
+        __u64 text_start;       /* with a few additions that actually make sense */
+        __u64 data_start;
+        __u64 bss_start;
+        __u32 gprmask, fprmask; /* bitmask of general & floating point regs used in binary */
+        __u64 gpvalue;
+};
+
+struct scnhdr
+{
+        char    s_name[8];
+        __u64   s_paddr;
+        __u64   s_vaddr;
+        __u64   s_size;
+        __u64   s_scnptr;
+        __u64   s_relptr;
+        __u64   s_lnnoptr;
+        __u16   s_nreloc;
+        __u16   s_nlnno;
+        __u32   s_flags;
+};
+
+struct exec
+{
+        /* OSF/1 "file" header */
+        struct filehdr          fh;
+        struct aouthdr          ah;
+};
+
+/*
+ * Define's so that the kernel exec code can access the a.out header
+ * fields...
+ */
+#define a_info          ah.info
+#define a_text          ah.tsize
+#define a_data          ah.dsize
+#define a_bss           ah.bsize
+#define a_entry         ah.entry
+#define a_textstart     ah.text_start
+#define a_datastart     ah.data_start
+#define a_bssstart      ah.bss_start
+#define a_gprmask       ah.gprmask
+#define a_fprmask       ah.fprmask
+#define a_gpvalue       ah.gpvalue
+
+#define N_TXTADDR(x) ((x).a_textstart)
+#define N_DATADDR(x) ((x).a_datastart)
+#define N_BSSADDR(x) ((x).a_bssstart)
+#define N_DRSIZE(x) 0
+#define N_TRSIZE(x) 0
+#define N_SYMSIZE(x) 0
+
+#define AOUTHSZ         sizeof(struct aouthdr)
+#define SCNHSZ          sizeof(struct scnhdr)
+#define SCNROUND        16
+
+#define N_TXTOFF(x) \
+  ((long) N_MAGIC(x) == ZMAGIC ? 0 : \
+   (sizeof(struct exec) + (x).fh.f_nscns*SCNHSZ + SCNROUND - 1) & ~(SCNROUND - 1))
+
+#endif /* __A_OUT_GNU_H__ */

include/asm/auxvec.h

@@ +1 @@
+#ifndef __ASM_ALPHA_AUXVEC_H
+#define __ASM_ALPHA_AUXVEC_H
+
+/* Reserve these numbers for any future use of a VDSO.  */
+#if 0
+#define AT_SYSINFO              32
+#define AT_SYSINFO_EHDR         33
+#endif
+
+/* More complete cache descriptions than AT_[DIU]CACHEBSIZE.  If the
+   value is -1, then the cache doesn't exist.  Otherwise:
+
+      bit 0-3:    Cache set-associativity; 0 means fully associative.
+      bit 4-7:    Log2 of cacheline size.
+      bit 8-31:   Size of the entire cache >> 8.
+      bit 32-63:  Reserved.
+*/
+
+#define AT_L1I_CACHESHAPE       34
+#define AT_L1D_CACHESHAPE       35
+#define AT_L2_CACHESHAPE        36
+#define AT_L3_CACHESHAPE        37
+
+#endif /* __ASM_ALPHA_AUXVEC_H */

include/asm/barrier.h

@@ +1 @@
+#ifndef __BARRIER_H
+#define __BARRIER_H
+
+#define mb() \
+__asm__ __volatile__("mb": : :"memory")
+
+#define rmb() \
+__asm__ __volatile__("mb": : :"memory")
+
+#define wmb() \
+__asm__ __volatile__("wmb": : :"memory")
+
+#define read_barrier_depends() \
+__asm__ __volatile__("mb": : :"memory")
+
+#ifdef CONFIG_SMP
+#define smp_mb()        mb()
+#define smp_rmb()       rmb()
+#define smp_wmb()       wmb()
+#define smp_read_barrier_depends()      read_barrier_depends()
+#else
+#define smp_mb()        barrier()
+#define smp_rmb()       barrier()
+#define smp_wmb()       barrier()
+#define smp_read_barrier_depends()      barrier()
+#endif
+
+#define set_mb(var, value) \
+do { var = value; mb(); } while (0)
+
+#define set_wmb(var, value) \
+do { var = value; wmb(); } while (0)
+
+#endif          /* __BARRIER_H */

include/asm/hwrpb.h

@@ +1 @@
+#ifndef __ALPHA_HWRPB_H
+#define __ALPHA_HWRPB_H
+
+#define INIT_HWRPB ((struct hwrpb_struct *) 0x10000000)
+
+/*
+ * DEC processor types for Alpha systems.  Found in HWRPB.
+ * These values are architected.
+ */
+
+#define EV3_CPU                 1       /* EV3                  */
+#define EV4_CPU                 2       /* EV4 (21064)          */
+#define LCA4_CPU                4       /* LCA4 (21066/21068)   */
+#define EV5_CPU                 5       /* EV5 (21164)          */
+#define EV45_CPU                6       /* EV4.5 (21064/xxx)    */
+#define EV56_CPU                7       /* EV5.6 (21164)        */
+#define EV6_CPU                 8       /* EV6 (21264)          */
+#define PCA56_CPU               9       /* PCA56 (21164PC)      */
+#define PCA57_CPU               10      /* PCA57 (notyet)       */
+#define EV67_CPU                11      /* EV67 (21264A)        */
+#define EV68CB_CPU              12      /* EV68CB (21264C)      */
+#define EV68AL_CPU              13      /* EV68AL (21264B)      */
+#define EV68CX_CPU              14      /* EV68CX (21264D)      */
+#define EV7_CPU                 15      /* EV7 (21364)          */
+#define EV79_CPU                16      /* EV79 (21364??)       */
+#define EV69_CPU                17      /* EV69 (21264/EV69A)   */
+
+/*
+ * DEC system types for Alpha systems.  Found in HWRPB.
+ * These values are architected.
+ */
+
+#define ST_ADU                    1     /* Alpha ADU systype    */
+#define ST_DEC_4000               2     /* Cobra systype        */
+#define ST_DEC_7000               3     /* Ruby systype         */
+#define ST_DEC_3000_500           4     /* Flamingo systype     */
+#define ST_DEC_2000_300           6     /* Jensen systype       */
+#define ST_DEC_3000_300           7     /* Pelican systype      */
+#define ST_DEC_2100_A500          9     /* Sable systype        */
+#define ST_DEC_AXPVME_64         10     /* AXPvme system type   */
+#define ST_DEC_AXPPCI_33         11     /* NoName system type   */
+#define ST_DEC_TLASER            12     /* Turbolaser systype   */
+#define ST_DEC_2100_A50          13     /* Avanti systype       */
+#define ST_DEC_MUSTANG           14     /* Mustang systype      */
+#define ST_DEC_ALCOR             15     /* Alcor (EV5) systype  */
+#define ST_DEC_1000              17     /* Mikasa systype       */
+#define ST_DEC_EB64              18     /* EB64 systype         */
+#define ST_DEC_EB66              19     /* EB66 systype         */
+#define ST_DEC_EB64P             20     /* EB64+ systype        */
+#define ST_DEC_BURNS             21     /* laptop systype       */
+#define ST_DEC_RAWHIDE           22     /* Rawhide systype      */
+#define ST_DEC_K2                23     /* K2 systype           */
+#define ST_DEC_LYNX              24     /* Lynx systype         */
+#define ST_DEC_XL                25     /* Alpha XL systype     */
+#define ST_DEC_EB164             26     /* EB164 systype        */
+#define ST_DEC_NORITAKE          27     /* Noritake systype     */
+#define ST_DEC_CORTEX            28     /* Cortex systype       */
+#define ST_DEC_MIATA             30     /* Miata systype        */
+#define ST_DEC_XXM               31     /* XXM systype          */
+#define ST_DEC_TAKARA            32     /* Takara systype       */
+#define ST_DEC_YUKON             33     /* Yukon systype        */
+#define ST_DEC_TSUNAMI           34     /* Tsunami systype      */
+#define ST_DEC_WILDFIRE          35     /* Wildfire systype     */
+#define ST_DEC_CUSCO             36     /* CUSCO systype        */
+#define ST_DEC_EIGER             37     /* Eiger systype        */
+#define ST_DEC_TITAN             38     /* Titan systype        */
+#define ST_DEC_MARVEL            39     /* Marvel systype       */
+
+/* UNOFFICIAL!!! */
+#define ST_UNOFFICIAL_BIAS      100
+#define ST_DTI_RUFFIAN          101     /* RUFFIAN systype      */
+
+/* Alpha Processor, Inc. systems */
+#define ST_API_BIAS             200
+#define ST_API_NAUTILUS         201     /* UP1000 systype       */
+
+struct pcb_struct {
+        unsigned long ksp;
+        unsigned long usp;
+        unsigned long ptbr;
+        unsigned int pcc;
+        unsigned int asn;
+        unsigned long unique;
+        unsigned long flags;
+        unsigned long res1, res2;
+};
+
+struct percpu_struct {
+        unsigned long hwpcb[16];
+        unsigned long flags;
+        unsigned long pal_mem_size;
+        unsigned long pal_scratch_size;
+        unsigned long pal_mem_pa;
+        unsigned long pal_scratch_pa;
+        unsigned long pal_revision;
+        unsigned long type;
+        unsigned long variation;
+        unsigned long revision;
+        unsigned long serial_no[2];
+        unsigned long logout_area_pa;
+        unsigned long logout_area_len;
+        unsigned long halt_PCBB;
+        unsigned long halt_PC;
+        unsigned long halt_PS;
+        unsigned long halt_arg;
+        unsigned long halt_ra;
+        unsigned long halt_pv;
+        unsigned long halt_reason;
+        unsigned long res;
+        unsigned long ipc_buffer[21];
+        unsigned long palcode_avail[16];
+        unsigned long compatibility;
+        unsigned long console_data_log_pa;
+        unsigned long console_data_log_length;
+        unsigned long bcache_info;
+};
+
+struct procdesc_struct {
+        unsigned long weird_vms_stuff;
+        unsigned long address;
+};
+
+struct vf_map_struct {
+        unsigned long va;
+        unsigned long pa;
+        unsigned long count;
+};
+
+struct crb_struct {
+        struct procdesc_struct * dispatch_va;
+        struct procdesc_struct * dispatch_pa;
+        struct procdesc_struct * fixup_va;
+        struct procdesc_struct * fixup_pa;
+        /* virtual->physical map */
+        unsigned long map_entries;
+        unsigned long map_pages;
+        struct vf_map_struct map[1];
+};
+
+struct memclust_struct {
+        unsigned long start_pfn;
+        unsigned long numpages;
+        unsigned long numtested;
+        unsigned long bitmap_va;
+        unsigned long bitmap_pa;
+        unsigned long bitmap_chksum;
+        unsigned long usage;
+};
+
+struct memdesc_struct {
+        unsigned long chksum;
+        unsigned long optional_pa;
+        unsigned long numclusters;
+        struct memclust_struct cluster[0];
+};
+
+struct dsr_struct {
+        long smm;                       /* SMM nubber used by LMF       */
+        unsigned long  lurt_off;        /* offset to LURT table         */
+        unsigned long  sysname_off;     /* offset to sysname char count */
+};
+
+struct hwrpb_struct {
+        unsigned long phys_addr;        /* check: physical address of the hwrpb */
+        unsigned long id;               /* check: "HWRPB\0\0\0" */
+        unsigned long revision; 
+        unsigned long size;             /* size of hwrpb */
+        unsigned long cpuid;
+        unsigned long pagesize;         /* 8192, I hope */
+        unsigned long pa_bits;          /* number of physical address bits */
+        unsigned long max_asn;
+        unsigned char ssn[16];          /* system serial number: big bother is watching */
+        unsigned long sys_type;
+        unsigned long sys_variation;
+        unsigned long sys_revision;
+        unsigned long intr_freq;        /* interval clock frequency * 4096 */
+        unsigned long cycle_freq;       /* cycle counter frequency */
+        unsigned long vptb;             /* Virtual Page Table Base address */
+        unsigned long res1;
+        unsigned long tbhb_offset;      /* Translation Buffer Hint Block */
+        unsigned long nr_processors;
+        unsigned long processor_size;
+        unsigned long processor_offset;
+        unsigned long ctb_nr;
+        unsigned long ctb_size;         /* console terminal block size */
+        unsigned long ctbt_offset;      /* console terminal block table offset */
+        unsigned long crb_offset;       /* console callback routine block */
+        unsigned long mddt_offset;      /* memory data descriptor table */
+        unsigned long cdb_offset;       /* configuration data block (or NULL) */
+        unsigned long frut_offset;      /* FRU table (or NULL) */
+        void (*save_terminal)(unsigned long);
+        unsigned long save_terminal_data;
+        void (*restore_terminal)(unsigned long);
+        unsigned long restore_terminal_data;
+        void (*CPU_restart)(unsigned long);
+        unsigned long CPU_restart_data;
+        unsigned long res2;
+        unsigned long res3;
+        unsigned long chksum;
+        unsigned long rxrdy;
+        unsigned long txrdy;
+        unsigned long dsr_offset;       /* "Dynamic System Recognition Data Block Table" */
+};
+
+#endif /* __ALPHA_HWRPB_H */

include/asm/page.h

@@ +1 @@
+#ifndef _ALPHA_PAGE_H
+#define _ALPHA_PAGE_H
+
+#include <linux/config.h>
+#include <asm/pal.h>
+
+/* PAGE_SHIFT determines the page size */
+#define PAGE_SHIFT      13
+#define PAGE_SIZE       (1UL << PAGE_SHIFT)
+#define PAGE_MASK       (~(PAGE_SIZE-1))
+
+#ifdef __KERNEL__
+
+#ifndef __ASSEMBLY__
+
+#define STRICT_MM_TYPECHECKS
+
+extern void clear_page(void *page);
+#define clear_user_page(page, vaddr, pg)        clear_page(page)
+
+#define alloc_zeroed_user_highpage(vma, vaddr) alloc_page_vma(GFP_HIGHUSER | __GFP_ZERO, vma, vmaddr)
+#define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
+
+extern void copy_page(void * _to, void * _from);
+#define copy_user_page(to, from, vaddr, pg)     copy_page(to, from)
+
+#ifdef STRICT_MM_TYPECHECKS
+/*
+ * These are used to make use of C type-checking..
+ */
+typedef struct { unsigned long pte; } pte_t;
+typedef struct { unsigned long pmd; } pmd_t;
+typedef struct { unsigned long pgd; } pgd_t;
+typedef struct { unsigned long pgprot; } pgprot_t;
+
+#define pte_val(x)      ((x).pte)
+#define pmd_val(x)      ((x).pmd)
+#define pgd_val(x)      ((x).pgd)
+#define pgprot_val(x)   ((x).pgprot)
+
+#define __pte(x)        ((pte_t) { (x) } )
+#define __pmd(x)        ((pmd_t) { (x) } )
+#define __pgd(x)        ((pgd_t) { (x) } )
+#define __pgprot(x)     ((pgprot_t) { (x) } )
+
+#else
+/*
+ * .. while these make it easier on the compiler
+ */
+typedef unsigned long pte_t;
+typedef unsigned long pmd_t;
+typedef unsigned long pgd_t;
+typedef unsigned long pgprot_t;
+
+#define pte_val(x)      (x)
+#define pmd_val(x)      (x)
+#define pgd_val(x)      (x)
+#define pgprot_val(x)   (x)
+
+#define __pte(x)        (x)
+#define __pgd(x)        (x)
+#define __pgprot(x)     (x)
+
+#endif /* STRICT_MM_TYPECHECKS */
+
+#ifdef USE_48_BIT_KSEG
+#define PAGE_OFFSET             0xffff800000000000UL
+#else
+#define PAGE_OFFSET             0xfffffc0000000000UL
+#endif
+
+#else
+
+#ifdef USE_48_BIT_KSEG
+#define PAGE_OFFSET             0xffff800000000000
+#else
+#define PAGE_OFFSET             0xfffffc0000000000
+#endif
+
+#endif /* !__ASSEMBLY__ */
+
+/* to align the pointer to the (next) page boundary */
+#define PAGE_ALIGN(addr)        (((addr)+PAGE_SIZE-1)&PAGE_MASK)
+
+#define __pa(x)                 ((unsigned long) (x) - PAGE_OFFSET)
+#define __va(x)                 ((void *)((unsigned long) (x) + PAGE_OFFSET))
+#ifndef CONFIG_DISCONTIGMEM
+#define pfn_to_page(pfn)        (mem_map + (pfn))
+#define page_to_pfn(page)       ((unsigned long)((page) - mem_map))
+#define virt_to_page(kaddr)     pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
+
+#define pfn_valid(pfn)          ((pfn) < max_mapnr)
+#define virt_addr_valid(kaddr)  pfn_valid(__pa(kaddr) >> PAGE_SHIFT)
+#endif /* CONFIG_DISCONTIGMEM */
+
+#define VM_DATA_DEFAULT_FLAGS           (VM_READ | VM_WRITE | VM_EXEC | \
+                                         VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+
+#endif /* __KERNEL__ */
+
+#include <asm-generic/page.h>
+
+#endif /* _ALPHA_PAGE_H */

include/asm/pal.h

@@ +1 @@
+#ifndef __ALPHA_PAL_H
+#define __ALPHA_PAL_H
+
+/*
+ * Common PAL-code
+ */
+#define PAL_halt          0
+#define PAL_cflush        1
+#define PAL_draina        2
+#define PAL_bpt         128
+#define PAL_bugchk      129
+#define PAL_chmk        131
+#define PAL_callsys     131
+#define PAL_imb         134
+#define PAL_rduniq      158
+#define PAL_wruniq      159
+#define PAL_gentrap     170
+#define PAL_nphalt      190
+
+/*
+ * VMS specific PAL-code
+ */
+#define PAL_swppal      10
+#define PAL_mfpr_vptb   41
+
+/*
+ * OSF specific PAL-code
+ */
+#define PAL_cserve       9
+#define PAL_wripir      13
+#define PAL_rdmces      16
+#define PAL_wrmces      17
+#define PAL_wrfen       43
+#define PAL_wrvptptr    45
+#define PAL_jtopal      46
+#define PAL_swpctx      48
+#define PAL_wrval       49
+#define PAL_rdval       50
+#define PAL_tbi         51
+#define PAL_wrent       52
+#define PAL_swpipl      53
+#define PAL_rdps        54
+#define PAL_wrkgp       55
+#define PAL_wrusp       56
+#define PAL_wrperfmon   57
+#define PAL_rdusp       58
+#define PAL_whami       60
+#define PAL_retsys      61
+#define PAL_rti         63
+
+#endif /* __ALPHA_PAL_H */

include/asm/spinlock.h

@@ +1 @@
+#ifndef _ALPHA_SPINLOCK_H
+#define _ALPHA_SPINLOCK_H
+
+#include <linux/config.h>
+#include <asm/system.h>
+#include <linux/kernel.h>
+#include <asm/current.h>
+
+/*
+ * Simple spin lock operations.  There are two variants, one clears IRQ's
+ * on the local processor, one does not.
+ *
+ * We make no fairness assumptions. They have a cost.
+ */
+
+#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
+#define __raw_spin_is_locked(x) ((x)->lock != 0)
+#define __raw_spin_unlock_wait(x) \
+                do { cpu_relax(); } while ((x)->lock)
+
+static inline void __raw_spin_unlock(raw_spinlock_t * lock)
+{
+        mb();
+        lock->lock = 0;
+}
+
+static inline void __raw_spin_lock(raw_spinlock_t * lock)
+{
+        long tmp;
+
+        __asm__ __volatile__(
+        "1:     ldl_l   %0,%1\n"
+        "       bne     %0,2f\n"
+        "       lda     %0,1\n"
+        "       stl_c   %0,%1\n"
+        "       beq     %0,2f\n"
+        "       mb\n"
+        ".subsection 2\n"
+        "2:     ldl     %0,%1\n"
+        "       bne     %0,2b\n"
+        "       br      1b\n"
+        ".previous"
+        : "=&r" (tmp), "=m" (lock->lock)
+        : "m"(lock->lock) : "memory");
+}
+
+static inline int __raw_spin_trylock(raw_spinlock_t *lock)
+{
+        return !test_and_set_bit(0, &lock->lock);
+}
+
+/***********************************************************/
+
+static inline int __raw_read_can_lock(raw_rwlock_t *lock)
+{
+        return (lock->lock & 1) == 0;
+}
+
+static inline int __raw_write_can_lock(raw_rwlock_t *lock)
+{
+        return lock->lock == 0;
+}
+
+static inline void __raw_read_lock(raw_rwlock_t *lock)
+{
+        long regx;
+
+        __asm__ __volatile__(
+        "1:     ldl_l   %1,%0\n"
+        "       blbs    %1,6f\n"
+        "       subl    %1,2,%1\n"
+        "       stl_c   %1,%0\n"
+        "       beq     %1,6f\n"
+        "       mb\n"
+        ".subsection 2\n"
+        "6:     ldl     %1,%0\n"
+        "       blbs    %1,6b\n"
+        "       br      1b\n"
+        ".previous"
+        : "=m" (*lock), "=&r" (regx)
+        : "m" (*lock) : "memory");
+}
+
+static inline void __raw_write_lock(raw_rwlock_t *lock)
+{
+        long regx;
+
+        __asm__ __volatile__(
+        "1:     ldl_l   %1,%0\n"
+        "       bne     %1,6f\n"
+        "       lda     %1,1\n"
+        "       stl_c   %1,%0\n"
+        "       beq     %1,6f\n"
+        "       mb\n"
+        ".subsection 2\n"
+        "6:     ldl     %1,%0\n"
+        "       bne     %1,6b\n"
+        "       br      1b\n"
+        ".previous"
+        : "=m" (*lock), "=&r" (regx)
+        : "m" (*lock) : "memory");
+}
+
+static inline int __raw_read_trylock(raw_rwlock_t * lock)
+{
+        long regx;
+        int success;
+
+        __asm__ __volatile__(
+        "1:     ldl_l   %1,%0\n"
+        "       lda     %2,0\n"
+        "       blbs    %1,2f\n"
+        "       subl    %1,2,%2\n"
+        "       stl_c   %2,%0\n"
+        "       beq     %2,6f\n"
+        "2:     mb\n"
+        ".subsection 2\n"
+        "6:     br      1b\n"
+        ".previous"
+        : "=m" (*lock), "=&r" (regx), "=&r" (success)
+        : "m" (*lock) : "memory");
+
+        return success;
+}
+
+static inline int __raw_write_trylock(raw_rwlock_t * lock)
+{
+        long regx;
+        int success;
+
+        __asm__ __volatile__(
+        "1:     ldl_l   %1,%0\n"
+        "       lda     %2,0\n"
+        "       bne     %1,2f\n"
+        "       lda     %2,1\n"
+        "       stl_c   %2,%0\n"
+        "       beq     %2,6f\n"
+        "2:     mb\n"
+        ".subsection 2\n"
+        "6:     br      1b\n"
+        ".previous"
+        : "=m" (*lock), "=&r" (regx), "=&r" (success)
+        : "m" (*lock) : "memory");
+
+        return success;
+}
+
+static inline void __raw_read_unlock(raw_rwlock_t * lock)
+{
+        long regx;
+        __asm__ __volatile__(
+        "       mb\n"
+        "1:     ldl_l   %1,%0\n"
+        "       addl    %1,2,%1\n"
+        "       stl_c   %1,%0\n"
+        "       beq     %1,6f\n"
+        ".subsection 2\n"
+        "6:     br      1b\n"
+        ".previous"
+        : "=m" (*lock), "=&r" (regx)
+        : "m" (*lock) : "memory");
+}
+
+static inline void __raw_write_unlock(raw_rwlock_t * lock)
+{
+        mb();
+        lock->lock = 0;
+}
+
+#endif /* _ALPHA_SPINLOCK_H */

include/asm/spinlock_types.h

@@ +1 @@
+#ifndef _ALPHA_SPINLOCK_TYPES_H
+#define _ALPHA_SPINLOCK_TYPES_H
+
+#ifndef __LINUX_SPINLOCK_TYPES_H
+# error "please don't include this file directly"
+#endif
+
+typedef struct {
+        volatile unsigned int lock;
+} raw_spinlock_t;
+
+#define __RAW_SPIN_LOCK_UNLOCKED        { 0 }
+
+typedef struct {
+        volatile unsigned int lock;
+} raw_rwlock_t;
+
+#define __RAW_RW_LOCK_UNLOCKED          { 0 }
+
+#endif

include/asm/string.h

@@ +1 @@
+#ifndef __ALPHA_STRING_H__
+#define __ALPHA_STRING_H__
+
+#ifdef __KERNEL__
+
+/*
+ * GCC of any recent vintage doesn't do stupid things with bcopy.
+ * EGCS 1.1 knows all about expanding memcpy inline, others don't.
+ *
+ * Similarly for a memset with data = 0.
+ */
+
+#define __HAVE_ARCH_MEMCPY
+extern void * memcpy(void *, const void *, size_t);
+#define __HAVE_ARCH_MEMMOVE
+extern void * memmove(void *, const void *, size_t);
+
+/* For backward compatibility with modules.  Unused otherwise.  */
+extern void * __memcpy(void *, const void *, size_t);
+
+#define memcpy __builtin_memcpy
+
+#define __HAVE_ARCH_MEMSET
+extern void * __constant_c_memset(void *, unsigned long, size_t);
+extern void * __memset(void *, int, size_t);
+extern void * memset(void *, int, size_t);
+
+#define memset(s, c, n)                                                     \
+(__builtin_constant_p(c)                                                    \
+ ? (__builtin_constant_p(n) && (c) == 0                                     \
+    ? __builtin_memset((s),0,(n))                                           \
+    : __constant_c_memset((s),0x0101010101010101UL*(unsigned char)(c),(n))) \
+ : __memset((s),(c),(n)))
+
+#define __HAVE_ARCH_STRCPY
+extern char * strcpy(char *,const char *);
+#define __HAVE_ARCH_STRNCPY
+extern char * strncpy(char *, const char *, size_t);
+#define __HAVE_ARCH_STRCAT
+extern char * strcat(char *, const char *);
+#define __HAVE_ARCH_STRNCAT
+extern char * strncat(char *, const char *, size_t);
+#define __HAVE_ARCH_STRCHR
+extern char * strchr(const char *,int);
+#define __HAVE_ARCH_STRRCHR
+extern char * strrchr(const char *,int);
+#define __HAVE_ARCH_STRLEN
+extern size_t strlen(const char *);
+#define __HAVE_ARCH_MEMCHR
+extern void * memchr(const void *, int, size_t);
+
+/* The following routine is like memset except that it writes 16-bit
+   aligned values.  The DEST and COUNT parameters must be even for 
+   correct operation.  */
+
+#define __HAVE_ARCH_MEMSETW
+extern void * __memsetw(void *dest, unsigned short, size_t count);
+
+#define memsetw(s, c, n)                                                 \
+(__builtin_constant_p(c)                                                 \
+ ? __constant_c_memset((s),0x0001000100010001UL*(unsigned short)(c),(n)) \
+ : __memsetw((s),(c),(n)))
+
+extern int strcasecmp(const char *, const char *);
+
+#endif /* __KERNEL__ */
+
+#endif /* __ALPHA_STRING_H__ */

include/asm/system.h

@@ +1 @@
+#ifndef __ALPHA_SYSTEM_H
+#define __ALPHA_SYSTEM_H
+
+#include <linux/config.h>
+#include <asm/pal.h>
+#include <asm/page.h>
+#include <asm/barrier.h>
+
+/*
+ * System defines.. Note that this is included both from .c and .S
+ * files, so it does only defines, not any C code.
+ */
+
+/*
+ * We leave one page for the initial stack page, and one page for
+ * the initial process structure. Also, the console eats 3 MB for
+ * the initial bootloader (one of which we can reclaim later).
+ */
+#define BOOT_PCB        0x20000000
+#define BOOT_ADDR       0x20000000
+/* Remove when official MILO sources have ELF support: */
+#define BOOT_SIZE       (16*1024)
+
+#ifdef CONFIG_ALPHA_LEGACY_START_ADDRESS
+#define KERNEL_START_PHYS       0x300000 /* Old bootloaders hardcoded this.  */
+#else
+#define KERNEL_START_PHYS       0x1000000 /* required: Wildfire/Titan/Marvel */
+#endif
+
+#define KERNEL_START    (PAGE_OFFSET+KERNEL_START_PHYS)
+#define SWAPPER_PGD     KERNEL_START
+#define INIT_STACK      (PAGE_OFFSET+KERNEL_START_PHYS+0x02000)
+#define EMPTY_PGT       (PAGE_OFFSET+KERNEL_START_PHYS+0x04000)
+#define EMPTY_PGE       (PAGE_OFFSET+KERNEL_START_PHYS+0x08000)
+#define ZERO_PGE        (PAGE_OFFSET+KERNEL_START_PHYS+0x0A000)
+
+#define START_ADDR      (PAGE_OFFSET+KERNEL_START_PHYS+0x10000)
+
+/*
+ * This is setup by the secondary bootstrap loader.  Because
+ * the zero page is zeroed out as soon as the vm system is
+ * initialized, we need to copy things out into a more permanent
+ * place.
+ */
+#define PARAM                   ZERO_PGE
+#define COMMAND_LINE            ((char*)(PARAM + 0x0000))
+#define INITRD_START            (*(unsigned long *) (PARAM+0x100))
+#define INITRD_SIZE             (*(unsigned long *) (PARAM+0x108))
+
+#ifndef __ASSEMBLY__
+#include <linux/kernel.h>
+
+/*
+ * This is the logout header that should be common to all platforms
+ * (assuming they are running OSF/1 PALcode, I guess).
+ */
+struct el_common {
+        unsigned int    size;           /* size in bytes of logout area */
+        unsigned int    sbz1    : 30;   /* should be zero */
+        unsigned int    err2    :  1;   /* second error */
+        unsigned int    retry   :  1;   /* retry flag */
+        unsigned int    proc_offset;    /* processor-specific offset */
+        unsigned int    sys_offset;     /* system-specific offset */
+        unsigned int    code;           /* machine check code */
+        unsigned int    frame_rev;      /* frame revision */
+};
+
+/* Machine Check Frame for uncorrectable errors (Large format)
+ *      --- This is used to log uncorrectable errors such as
+ *          double bit ECC errors.
+ *      --- These errors are detected by both processor and systems.
+ */
+struct el_common_EV5_uncorrectable_mcheck {
+        unsigned long   shadow[8];        /* Shadow reg. 8-14, 25           */
+        unsigned long   paltemp[24];      /* PAL TEMP REGS.                 */
+        unsigned long   exc_addr;         /* Address of excepting instruction*/
+        unsigned long   exc_sum;          /* Summary of arithmetic traps.   */
+        unsigned long   exc_mask;         /* Exception mask (from exc_sum). */
+        unsigned long   pal_base;         /* Base address for PALcode.      */
+        unsigned long   isr;              /* Interrupt Status Reg.          */
+        unsigned long   icsr;             /* CURRENT SETUP OF EV5 IBOX      */
+        unsigned long   ic_perr_stat;     /* I-CACHE Reg. <11> set Data parity
+                                                         <12> set TAG parity*/
+        unsigned long   dc_perr_stat;     /* D-CACHE error Reg. Bits set to 1:
+                                                     <2> Data error in bank 0
+                                                     <3> Data error in bank 1
+                                                     <4> Tag error in bank 0
+                                                     <5> Tag error in bank 1 */
+        unsigned long   va;               /* Effective VA of fault or miss. */
+        unsigned long   mm_stat;          /* Holds the reason for D-stream 
+                                             fault or D-cache parity errors */
+        unsigned long   sc_addr;          /* Address that was being accessed
+                                             when EV5 detected Secondary cache
+                                             failure.                 */
+        unsigned long   sc_stat;          /* Helps determine if the error was
+                                             TAG/Data parity(Secondary Cache)*/
+        unsigned long   bc_tag_addr;      /* Contents of EV5 BC_TAG_ADDR    */
+        unsigned long   ei_addr;          /* Physical address of any transfer
+                                             that is logged in EV5 EI_STAT */
+        unsigned long   fill_syndrome;    /* For correcting ECC errors.     */
+        unsigned long   ei_stat;          /* Helps identify reason of any 
+                                             processor uncorrectable error
+                                             at its external interface.     */
+        unsigned long   ld_lock;          /* Contents of EV5 LD_LOCK register*/
+};
+
+struct el_common_EV6_mcheck {
+        unsigned int FrameSize;         /* Bytes, including this field */
+        unsigned int FrameFlags;        /* <31> = Retry, <30> = Second Error */
+        unsigned int CpuOffset;         /* Offset to CPU-specific info */
+        unsigned int SystemOffset;      /* Offset to system-specific info */
+        unsigned int MCHK_Code;
+        unsigned int MCHK_Frame_Rev;
+        unsigned long I_STAT;           /* EV6 Internal Processor Registers */
+        unsigned long DC_STAT;          /* (See the 21264 Spec) */
+        unsigned long C_ADDR;
+        unsigned long DC1_SYNDROME;
+        unsigned long DC0_SYNDROME;
+        unsigned long C_STAT;
+        unsigned long C_STS;
+        unsigned long MM_STAT;
+        unsigned long EXC_ADDR;
+        unsigned long IER_CM;
+        unsigned long ISUM;
+        unsigned long RESERVED0;
+        unsigned long PAL_BASE;
+        unsigned long I_CTL;
+        unsigned long PCTX;
+};
+
+extern void halt(void) __attribute__((noreturn));
+#define __halt() __asm__ __volatile__ ("call_pal %0 #halt" : : "i" (PAL_halt))
+
+#define switch_to(P,N,L)                                                \
+  do {                                                                  \
+    (L) = alpha_switch_to(virt_to_phys(&(N)->thread_info->pcb), (P));   \
+    check_mmu_context();                                                \
+  } while (0)
+
+struct task_struct;
+extern struct task_struct *alpha_switch_to(unsigned long, struct task_struct*);
+
+#define imb() \
+__asm__ __volatile__ ("call_pal %0 #imb" : : "i" (PAL_imb) : "memory")
+
+#define draina() \
+__asm__ __volatile__ ("call_pal %0 #draina" : : "i" (PAL_draina) : "memory")
+
+enum implver_enum {
+        IMPLVER_EV4,
+        IMPLVER_EV5,
+        IMPLVER_EV6
+};
+
+#ifdef CONFIG_ALPHA_GENERIC
+#define implver()                               \
+({ unsigned long __implver;                     \
+   __asm__ ("implver %0" : "=r"(__implver));    \
+   (enum implver_enum) __implver; })
+#else
+/* Try to eliminate some dead code.  */
+#ifdef CONFIG_ALPHA_EV4
+#define implver() IMPLVER_EV4
+#endif
+#ifdef CONFIG_ALPHA_EV5
+#define implver() IMPLVER_EV5
+#endif
+#if defined(CONFIG_ALPHA_EV6)
+#define implver() IMPLVER_EV6
+#endif
+#endif
+
+enum amask_enum {
+        AMASK_BWX = (1UL << 0),
+        AMASK_FIX = (1UL << 1),
+        AMASK_CIX = (1UL << 2),
+        AMASK_MAX = (1UL << 8),
+        AMASK_PRECISE_TRAP = (1UL << 9),
+};
+
+#define amask(mask)                                             \
+({ unsigned long __amask, __input = (mask);                     \
+   __asm__ ("amask %1,%0" : "=r"(__amask) : "rI"(__input));     \
+   __amask; })
+
+#define __CALL_PAL_R0(NAME, TYPE)                               \
+static inline TYPE NAME(void)                                   \
+{                                                               \
+        register TYPE __r0 __asm__("$0");                       \
+        __asm__ __volatile__(                                   \
+                "call_pal %1 # " #NAME                          \
+                :"=r" (__r0)                                    \
+                :"i" (PAL_ ## NAME)                             \
+                :"$1", "$16", "$22", "$23", "$24", "$25");      \
+        return __r0;                                            \
+}
+
+#define __CALL_PAL_W1(NAME, TYPE0)                              \
+static inline void NAME(TYPE0 arg0)                             \
+{                                                               \
+        register TYPE0 __r16 __asm__("$16") = arg0;             \
+        __asm__ __volatile__(                                   \
+                "call_pal %1 # "#NAME                           \
+                : "=r"(__r16)                                   \
+                : "i"(PAL_ ## NAME), "0"(__r16)                 \
+                : "$1", "$22", "$23", "$24", "$25");            \
+}
+
+#define __CALL_PAL_W2(NAME, TYPE0, TYPE1)                       \
+static inline void NAME(TYPE0 arg0, TYPE1 arg1)                 \
+{                                                               \
+        register TYPE0 __r16 __asm__("$16") = arg0;             \
+        register TYPE1 __r17 __asm__("$17") = arg1;             \
+        __asm__ __volatile__(                                   \
+                "call_pal %2 # "#NAME                           \
+                : "=r"(__r16), "=r"(__r17)                      \
+                : "i"(PAL_ ## NAME), "0"(__r16), "1"(__r17)     \
+                : "$1", "$22", "$23", "$24", "$25");            \
+}
+
+#define __CALL_PAL_RW1(NAME, RTYPE, TYPE0)                      \
+static inline RTYPE NAME(TYPE0 arg0)                            \
+{                                                               \
+        register RTYPE __r0 __asm__("$0");                      \
+        register TYPE0 __r16 __asm__("$16") = arg0;             \
+        __asm__ __volatile__(                                   \
+                "call_pal %2 # "#NAME                           \
+                : "=r"(__r16), "=r"(__r0)                       \
+                : "i"(PAL_ ## NAME), "0"(__r16)                 \
+                : "$1", "$22", "$23", "$24", "$25");            \
+        return __r0;                                            \
+}
+
+#define __CALL_PAL_RW2(NAME, RTYPE, TYPE0, TYPE1)               \
+static inline RTYPE NAME(TYPE0 arg0, TYPE1 arg1)                \
+{                                                               \
+        register RTYPE __r0 __asm__("$0");                      \
+        register TYPE0 __r16 __asm__("$16") = arg0;             \
+        register TYPE1 __r17 __asm__("$17") = arg1;             \
+        __asm__ __volatile__(                                   \
+                "call_pal %3 # "#NAME                           \
+                : "=r"(__r16), "=r"(__r17), "=r"(__r0)          \
+                : "i"(PAL_ ## NAME), "0"(__r16), "1"(__r17)     \
+                : "$1", "$22", "$23", "$24", "$25");            \
+        return __r0;                                            \
+}
+
+__CALL_PAL_W1(cflush, unsigned long);
+__CALL_PAL_R0(rdmces, unsigned long);
+__CALL_PAL_R0(rdps, unsigned long);
+__CALL_PAL_R0(rdusp, unsigned long);
+__CALL_PAL_RW1(swpipl, unsigned long, unsigned long);
+__CALL_PAL_R0(whami, unsigned long);
+__CALL_PAL_W2(wrent, void*, unsigned long);
+__CALL_PAL_W1(wripir, unsigned long);
+__CALL_PAL_W1(wrkgp, unsigned long);
+__CALL_PAL_W1(wrmces, unsigned long);
+__CALL_PAL_RW2(wrperfmon, unsigned long, unsigned long, unsigned long);
+__CALL_PAL_W1(wrusp, unsigned long);
+__CALL_PAL_W1(wrvptptr, unsigned long);
+
+#define IPL_MIN         0
+#define IPL_SW0         1
+#define IPL_SW1         2
+#define IPL_DEV0        3
+#define IPL_DEV1        4
+#define IPL_TIMER       5
+#define IPL_PERF        6
+#define IPL_POWERFAIL   6
+#define IPL_MCHECK      7
+#define IPL_MAX         7
+
+#ifdef CONFIG_ALPHA_BROKEN_IRQ_MASK
+#undef IPL_MIN
+#define IPL_MIN         __min_ipl
+extern int __min_ipl;
+#endif
+
+#define getipl()                (rdps() & 7)
+#define setipl(ipl)             ((void) swpipl(ipl))
+
+#define local_irq_disable()                     do { setipl(IPL_MAX); barrier(); } while(0)
+#define local_irq_enable()                      do { barrier(); setipl(IPL_MIN); } while(0)
+#define local_save_flags(flags) ((flags) = rdps())
+#define local_irq_save(flags)   do { (flags) = swpipl(IPL_MAX); barrier(); } while(0)
+#define local_irq_restore(flags)        do { barrier(); setipl(flags); barrier(); } while(0)
+
+#define irqs_disabled() (getipl() == IPL_MAX)
+
+/*
+ * TB routines..
+ */
+#define __tbi(nr,arg,arg1...)                                   \
+({                                                              \
+        register unsigned long __r16 __asm__("$16") = (nr);     \
+        register unsigned long __r17 __asm__("$17"); arg;       \
+        __asm__ __volatile__(                                   \
+                "call_pal %3 #__tbi"                            \
+                :"=r" (__r16),"=r" (__r17)                      \
+                :"0" (__r16),"i" (PAL_tbi) ,##arg1              \
+                :"$0", "$1", "$22", "$23", "$24", "$25");       \
+})
+
+#define tbi(x,y)        __tbi(x,__r17=(y),"1" (__r17))
+#define tbisi(x)        __tbi(1,__r17=(x),"1" (__r17))
+#define tbisd(x)        __tbi(2,__r17=(x),"1" (__r17))
+#define tbis(x)         __tbi(3,__r17=(x),"1" (__r17))
+#define tbiap()         __tbi(-1, /* no second argument */)
+#define tbia()          __tbi(-2, /* no second argument */)
+
+/*
+ * Atomic exchange.
+ * Since it can be used to implement critical sections
+ * it must clobber "memory" (also for interrupts in UP).
+ */
+
+static inline unsigned long
+__xchg_u8(volatile char *m, unsigned long val)
+{
+        unsigned long ret, tmp, addr64;
+
+        __asm__ __volatile__(
+        "       andnot  %4,7,%3\n"
+        "       insbl   %1,%4,%1\n"
+        "1:     ldq_l   %2,0(%3)\n"
+        "       extbl   %2,%4,%0\n"
+        "       mskbl   %2,%4,%2\n"
+        "       or      %1,%2,%2\n"
+        "       stq_c   %2,0(%3)\n"
+        "       beq     %2,2f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        ".subsection 2\n"
+        "2:     br      1b\n"
+        ".previous"
+        : "=&r" (ret), "=&r" (val), "=&r" (tmp), "=&r" (addr64)
+        : "r" ((long)m), "1" (val) : "memory");
+
+        return ret;
+}
+
+static inline unsigned long
+__xchg_u16(volatile short *m, unsigned long val)
+{
+        unsigned long ret, tmp, addr64;
+
+        __asm__ __volatile__(
+        "       andnot  %4,7,%3\n"
+        "       inswl   %1,%4,%1\n"
+        "1:     ldq_l   %2,0(%3)\n"
+        "       extwl   %2,%4,%0\n"
+        "       mskwl   %2,%4,%2\n"
+        "       or      %1,%2,%2\n"
+        "       stq_c   %2,0(%3)\n"
+        "       beq     %2,2f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        ".subsection 2\n"
+        "2:     br      1b\n"
+        ".previous"
+        : "=&r" (ret), "=&r" (val), "=&r" (tmp), "=&r" (addr64)
+        : "r" ((long)m), "1" (val) : "memory");
+
+        return ret;
+}
+
+static inline unsigned long
+__xchg_u32(volatile int *m, unsigned long val)
+{
+        unsigned long dummy;
+
+        __asm__ __volatile__(
+        "1:     ldl_l %0,%4\n"
+        "       bis $31,%3,%1\n"
+        "       stl_c %1,%2\n"
+        "       beq %1,2f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        ".subsection 2\n"
+        "2:     br 1b\n"
+        ".previous"
+        : "=&r" (val), "=&r" (dummy), "=m" (*m)
+        : "rI" (val), "m" (*m) : "memory");
+
+        return val;
+}
+
+static inline unsigned long
+__xchg_u64(volatile long *m, unsigned long val)
+{
+        unsigned long dummy;
+
+        __asm__ __volatile__(
+        "1:     ldq_l %0,%4\n"
+        "       bis $31,%3,%1\n"
+        "       stq_c %1,%2\n"
+        "       beq %1,2f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        ".subsection 2\n"
+        "2:     br 1b\n"
+        ".previous"
+        : "=&r" (val), "=&r" (dummy), "=m" (*m)
+        : "rI" (val), "m" (*m) : "memory");
+
+        return val;
+}
+
+/* This function doesn't exist, so you'll get a linker error
+   if something tries to do an invalid xchg().  */
+extern void __xchg_called_with_bad_pointer(void);
+
+#define __xchg(ptr, x, size) \
+({ \
+        unsigned long __xchg__res; \
+        volatile void *__xchg__ptr = (ptr); \
+        switch (size) { \
+                case 1: __xchg__res = __xchg_u8(__xchg__ptr, x); break; \
+                case 2: __xchg__res = __xchg_u16(__xchg__ptr, x); break; \
+                case 4: __xchg__res = __xchg_u32(__xchg__ptr, x); break; \
+                case 8: __xchg__res = __xchg_u64(__xchg__ptr, x); break; \
+                default: __xchg_called_with_bad_pointer(); __xchg__res = x; \
+        } \
+        __xchg__res; \
+})
+
+#define xchg(ptr,x)                                                          \
+  ({                                                                         \
+     __typeof__(*(ptr)) _x_ = (x);                                           \
+     (__typeof__(*(ptr))) __xchg((ptr), (unsigned long)_x_, sizeof(*(ptr))); \
+  })
+
+#define tas(ptr) (xchg((ptr),1))
+
+
+/* 
+ * Atomic compare and exchange.  Compare OLD with MEM, if identical,
+ * store NEW in MEM.  Return the initial value in MEM.  Success is
+ * indicated by comparing RETURN with OLD.
+ *
+ * The memory barrier should be placed in SMP only when we actually
+ * make the change. If we don't change anything (so if the returned
+ * prev is equal to old) then we aren't acquiring anything new and
+ * we don't need any memory barrier as far I can tell.
+ */
+
+#define __HAVE_ARCH_CMPXCHG 1
+
+static inline unsigned long
+__cmpxchg_u8(volatile char *m, long old, long new)
+{
+        unsigned long prev, tmp, cmp, addr64;
+
+        __asm__ __volatile__(
+        "       andnot  %5,7,%4\n"
+        "       insbl   %1,%5,%1\n"
+        "1:     ldq_l   %2,0(%4)\n"
+        "       extbl   %2,%5,%0\n"
+        "       cmpeq   %0,%6,%3\n"
+        "       beq     %3,2f\n"
+        "       mskbl   %2,%5,%2\n"
+        "       or      %1,%2,%2\n"
+        "       stq_c   %2,0(%4)\n"
+        "       beq     %2,3f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        "2:\n"
+        ".subsection 2\n"
+        "3:     br      1b\n"
+        ".previous"
+        : "=&r" (prev), "=&r" (new), "=&r" (tmp), "=&r" (cmp), "=&r" (addr64)
+        : "r" ((long)m), "Ir" (old), "1" (new) : "memory");
+
+        return prev;
+}
+
+static inline unsigned long
+__cmpxchg_u16(volatile short *m, long old, long new)
+{
+        unsigned long prev, tmp, cmp, addr64;
+
+        __asm__ __volatile__(
+        "       andnot  %5,7,%4\n"
+        "       inswl   %1,%5,%1\n"
+        "1:     ldq_l   %2,0(%4)\n"
+        "       extwl   %2,%5,%0\n"
+        "       cmpeq   %0,%6,%3\n"
+        "       beq     %3,2f\n"
+        "       mskwl   %2,%5,%2\n"
+        "       or      %1,%2,%2\n"
+        "       stq_c   %2,0(%4)\n"
+        "       beq     %2,3f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        "2:\n"
+        ".subsection 2\n"
+        "3:     br      1b\n"
+        ".previous"
+        : "=&r" (prev), "=&r" (new), "=&r" (tmp), "=&r" (cmp), "=&r" (addr64)
+        : "r" ((long)m), "Ir" (old), "1" (new) : "memory");
+
+        return prev;
+}
+
+static inline unsigned long
+__cmpxchg_u32(volatile int *m, int old, int new)
+{
+        unsigned long prev, cmp;
+
+        __asm__ __volatile__(
+        "1:     ldl_l %0,%5\n"
+        "       cmpeq %0,%3,%1\n"
+        "       beq %1,2f\n"
+        "       mov %4,%1\n"
+        "       stl_c %1,%2\n"
+        "       beq %1,3f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        "2:\n"
+        ".subsection 2\n"
+        "3:     br 1b\n"
+        ".previous"
+        : "=&r"(prev), "=&r"(cmp), "=m"(*m)
+        : "r"((long) old), "r"(new), "m"(*m) : "memory");
+
+        return prev;
+}
+
+static inline unsigned long
+__cmpxchg_u64(volatile long *m, unsigned long old, unsigned long new)
+{
+        unsigned long prev, cmp;
+
+        __asm__ __volatile__(
+        "1:     ldq_l %0,%5\n"
+        "       cmpeq %0,%3,%1\n"
+        "       beq %1,2f\n"
+        "       mov %4,%1\n"
+        "       stq_c %1,%2\n"
+        "       beq %1,3f\n"
+#ifdef CONFIG_SMP
+        "       mb\n"
+#endif
+        "2:\n"
+        ".subsection 2\n"
+        "3:     br 1b\n"
+        ".previous"
+        : "=&r"(prev), "=&r"(cmp), "=m"(*m)
+        : "r"((long) old), "r"(new), "m"(*m) : "memory");
+
+        return prev;
+}
+
+/* This function doesn't exist, so you'll get a linker error
+   if something tries to do an invalid cmpxchg().  */
+extern void __cmpxchg_called_with_bad_pointer(void);
+
+static inline unsigned long
+__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
+{
+        switch (size) {
+                case 1:
+                        return __cmpxchg_u8(ptr, old, new);
+                case 2:
+                        return __cmpxchg_u16(ptr, old, new);
+                case 4:
+                        return __cmpxchg_u32(ptr, old, new);
+                case 8:
+                        return __cmpxchg_u64(ptr, old, new);
+        }
+        __cmpxchg_called_with_bad_pointer();
+        return old;
+}
+
+#define cmpxchg(ptr,o,n)                                                 \
+  ({                                                                     \
+     __typeof__(*(ptr)) _o_ = (o);                                       \
+     __typeof__(*(ptr)) _n_ = (n);                                       \
+     (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_,           \
+                                    (unsigned long)_n_, sizeof(*(ptr))); \
+  })
+
+#endif /* __ASSEMBLY__ */
+
+#define arch_align_stack(x) (x)
+
+#endif

include/asm/thread_info.h

@@ +1 @@
+#ifndef _ALPHA_THREAD_INFO_H
+#define _ALPHA_THREAD_INFO_H
+
+#ifdef __KERNEL__
+
+#ifndef __ASSEMBLY__
+#include <asm/processor.h>
+#include <asm/types.h>
+#include <asm/hwrpb.h>
+#endif
+
+#ifndef __ASSEMBLY__
+struct thread_info {
+        struct pcb_struct       pcb;            /* palcode state */
+
+        struct task_struct      *task;          /* main task structure */
+        unsigned int            flags;          /* low level flags */
+        unsigned int            ieee_state;     /* see fpu.h */
+
+        struct exec_domain      *exec_domain;   /* execution domain */
+        mm_segment_t            addr_limit;     /* thread address space */
+        unsigned                cpu;            /* current CPU */
+        int                     preempt_count; /* 0 => preemptable, <0 => BUG */
+
+        int bpt_nsaved;
+        unsigned long bpt_addr[2];              /* breakpoint handling  */
+        unsigned int bpt_insn[2];
+
+        struct restart_block    restart_block;
+};
+
+/*
+ * Macros/functions for gaining access to the thread information structure.
+ */
+#define INIT_THREAD_INFO(tsk)                   \
+{                                               \
+        .task           = &tsk,                 \
+        .exec_domain    = &default_exec_domain, \
+        .addr_limit     = KERNEL_DS,            \
+        .restart_block = {                      \
+                .fn = do_no_restart_syscall,    \
+        },                                      \
+}
+
+#define init_thread_info        (init_thread_union.thread_info)
+#define init_stack              (init_thread_union.stack)
+
+/* How to get the thread information struct from C.  */
+register struct thread_info *__current_thread_info __asm__("$8");
+#define current_thread_info()  __current_thread_info
+
+/* Thread information allocation.  */
+#define THREAD_SIZE (2*PAGE_SIZE)
+#define alloc_thread_info(tsk) \
+  ((struct thread_info *) __get_free_pages(GFP_KERNEL,1))
+#define free_thread_info(ti) free_pages((unsigned long) (ti), 1)
+
+#endif /* __ASSEMBLY__ */
+
+#define PREEMPT_ACTIVE          0x40000000
+
+/*
+ * Thread information flags:
+ * - these are process state flags and used from assembly
+ * - pending work-to-be-done flags come first to fit in and immediate operand.
+ *
+ * TIF_SYSCALL_TRACE is known to be 0 via blbs.
+ */
+#define TIF_SYSCALL_TRACE       0       /* syscall trace active */
+#define TIF_NOTIFY_RESUME       1       /* resumption notification requested */
+#define TIF_SIGPENDING          2       /* signal pending */
+#define TIF_NEED_RESCHED        3       /* rescheduling necessary */
+#define TIF_POLLING_NRFLAG      4       /* poll_idle is polling NEED_RESCHED */
+#define TIF_DIE_IF_KERNEL       5       /* dik recursion lock */
+#define TIF_UAC_NOPRINT         6       /* see sysinfo.h */
+#define TIF_UAC_NOFIX           7
+#define TIF_UAC_SIGBUS          8
+#define TIF_MEMDIE              9
+
+#define _TIF_SYSCALL_TRACE      (1<<TIF_SYSCALL_TRACE)
+#define _TIF_NOTIFY_RESUME      (1<<TIF_NOTIFY_RESUME)
+#define _TIF_SIGPENDING         (1<<TIF_SIGPENDING)
+#define _TIF_NEED_RESCHED       (1<<TIF_NEED_RESCHED)
+#define _TIF_POLLING_NRFLAG     (1<<TIF_POLLING_NRFLAG)
+
+/* Work to do on interrupt/exception return.  */
+#define _TIF_WORK_MASK          (_TIF_NOTIFY_RESUME     \
+                                 | _TIF_SIGPENDING      \
+                                 | _TIF_NEED_RESCHED)
+
+/* Work to do on any return to userspace.  */
+#define _TIF_ALLWORK_MASK       (_TIF_WORK_MASK         \
+                                 | _TIF_SYSCALL_TRACE)
+
+#endif /* __KERNEL__ */
+#endif /* _ALPHA_THREAD_INFO_H */

include/asm-generic/bitops/find.h

@@ +1 @@
+/* Dummy Header */

include/asm-generic/page.h

@@ +1 @@
+#ifndef _ASM_GENERIC_PAGE_H
+#define _ASM_GENERIC_PAGE_H
+
+#ifdef __KERNEL__
+#ifndef __ASSEMBLY__
+
+#include <linux/compiler.h>
+
+/* Pure 2^n version of get_order */
+/*
+static int get_order(unsigned long size)
+{
+        int order;
+
+        size = (size - 1) >> (PAGE_SHIFT - 1);
+        order = -1;
+        do {
+                size >>= 1;
+                order++;
+        } while (size);
+        return order;
+}*/
+
+#endif  /* __ASSEMBLY__ */
+#endif  /* __KERNEL__ */
+
+#endif  /* _ASM_GENERIC_PAGE_H */

include/linux/auxvec.h

@@ +1 @@
+#ifndef _LINUX_AUXVEC_H
+#define _LINUX_AUXVEC_H
+
+#include <asm/auxvec.h>
+
+/* Symbolic values for the entries in the auxiliary table
+   put on the initial stack */
+#define AT_NULL   0     /* end of vector */
+#define AT_IGNORE 1     /* entry should be ignored */
+#define AT_EXECFD 2     /* file descriptor of program */
+#define AT_PHDR   3     /* program headers for program */
+#define AT_PHENT  4     /* size of program header entry */
+#define AT_PHNUM  5     /* number of program headers */
+#define AT_PAGESZ 6     /* system page size */
+#define AT_BASE   7     /* base address of interpreter */
+#define AT_FLAGS  8     /* flags */
+#define AT_ENTRY  9     /* entry point of program */
+#define AT_NOTELF 10    /* program is not ELF */
+#define AT_UID    11    /* real uid */
+#define AT_EUID   12    /* effective uid */
+#define AT_GID    13    /* real gid */
+#define AT_EGID   14    /* effective gid */
+#define AT_PLATFORM 15  /* string identifying CPU for optimizations */
+#define AT_HWCAP  16    /* arch dependent hints at CPU capabilities */
+#define AT_CLKTCK 17    /* frequency at which times() increments */
+
+#define AT_SECURE 23   /* secure mode boolean */
+
+#define AT_VECTOR_SIZE  42 /* Size of auxiliary table.  */
+
+#endif /* _LINUX_AUXVEC_H */

include/linux/blockgroup_lock.h

@@ +1 @@
+#ifndef _LINUX_BLOCKGROUP_LOCK_H
+#define _LINUX_BLOCKGROUP_LOCK_H
+/*
+ * Per-blockgroup locking for ext2 and ext3.
+ *
+ * Simple hashed spinlocking.
+ */
+
+#include <linux/config.h>
+#include <linux/spinlock.h>
+#include <linux/cache.h>
+
+#ifdef CONFIG_SMP
+
+/*
+ * We want a power-of-two.  Is there a better way than this?
+ */
+
+#if NR_CPUS >= 32
+#define NR_BG_LOCKS     128
+#elif NR_CPUS >= 16
+#define NR_BG_LOCKS     64
+#elif NR_CPUS >= 8
+#define NR_BG_LOCKS     32
+#elif NR_CPUS >= 4
+#define NR_BG_LOCKS     16
+#elif NR_CPUS >= 2
+#define NR_BG_LOCKS     8
+#else
+#define NR_BG_LOCKS     4
+#endif
+
+#else   /* CONFIG_SMP */
+#define NR_BG_LOCKS     1
+#endif  /* CONFIG_SMP */
+
+struct bgl_lock {
+        spinlock_t lock;
+} ____cacheline_aligned_in_smp;
+
+struct blockgroup_lock {
+        struct bgl_lock locks[NR_BG_LOCKS];
+};
+
+static inline void bgl_lock_init(struct blockgroup_lock *bgl)
+{
+        int i;
+
+        for (i = 0; i < NR_BG_LOCKS; i++)
+                spin_lock_init(&bgl->locks[i].lock);
+}
+
+/*
+ * The accessor is a macro so we can embed a blockgroup_lock into different
+ * superblock types
+ */
+#define sb_bgl_lock(sb, block_group) \
+        (&(sb)->s_blockgroup_lock.locks[(block_group) & (NR_BG_LOCKS-1)].lock)
+
+#endif

include/linux/config.h

@@ +1 @@
+/* Dummy Config.h */

include/linux/elf.h

@@ +1 @@
+#ifndef _LINUX_ELF_H
+#define _LINUX_ELF_H
+
+#include <linux/types.h>
+#include <linux/auxvec.h>
+#include <asm/elf.h>
+
+#ifndef elf_read_implies_exec
+  /* Executables for which elf_read_implies_exec() returns TRUE will
+     have the READ_IMPLIES_EXEC personality flag set automatically.
+     Override in asm/elf.h as needed.  */
+# define elf_read_implies_exec(ex, have_pt_gnu_stack)   0
+#endif
+
+/* 32-bit ELF base types. */
+typedef __u32   Elf32_Addr;
+typedef __u16   Elf32_Half;
+typedef __u32   Elf32_Off;
+typedef __s32   Elf32_Sword;
+typedef __u32   Elf32_Word;
+
+/* 64-bit ELF base types. */
+typedef __u64   Elf64_Addr;
+typedef __u16   Elf64_Half;
+typedef __s16   Elf64_SHalf;
+typedef __u64   Elf64_Off;
+typedef __s32   Elf64_Sword;
+typedef __u32   Elf64_Word;
+typedef __u64   Elf64_Xword;
+typedef __s64   Elf64_Sxword;
+
+/* These constants are for the segment types stored in the image headers */
+#define PT_NULL    0
+#define PT_LOAD    1
+#define PT_DYNAMIC 2
+#define PT_INTERP  3
+#define PT_NOTE    4
+#define PT_SHLIB   5
+#define PT_PHDR    6
+#define PT_TLS     7               /* Thread local storage segment */
+#define PT_LOOS    0x60000000      /* OS-specific */
+#define PT_HIOS    0x6fffffff      /* OS-specific */
+#define PT_LOPROC  0x70000000
+#define PT_HIPROC  0x7fffffff
+#define PT_GNU_EH_FRAME         0x6474e550
+
+#define PT_GNU_STACK    (PT_LOOS + 0x474e551)
+
+/* These constants define the different elf file types */
+#define ET_NONE   0
+#define ET_REL    1
+#define ET_EXEC   2
+#define ET_DYN    3
+#define ET_CORE   4
+#define ET_LOPROC 0xff00
+#define ET_HIPROC 0xffff
+
+/* These constants define the various ELF target machines */
+#define EM_NONE  0
+#define EM_M32   1
+#define EM_SPARC 2
+#define EM_386   3
+#define EM_68K   4
+#define EM_88K   5
+#define EM_486   6   /* Perhaps disused */
+#define EM_860   7
+
+#define EM_MIPS         8       /* MIPS R3000 (officially, big-endian only) */
+
+#define EM_MIPS_RS4_BE 10       /* MIPS R4000 big-endian */
+
+#define EM_PARISC      15       /* HPPA */
+
+#define EM_SPARC32PLUS 18       /* Sun's "v8plus" */
+
+#define EM_PPC         20       /* PowerPC */
+#define EM_PPC64       21       /* PowerPC64 */
+
+#define EM_SH          42       /* SuperH */
+
+#define EM_SPARCV9     43       /* SPARC v9 64-bit */
+
+#define EM_IA_64        50      /* HP/Intel IA-64 */
+
+#define EM_X86_64       62      /* AMD x86-64 */
+
+#define EM_S390         22      /* IBM S/390 */
+
+#define EM_CRIS         76      /* Axis Communications 32-bit embedded processor */
+
+#define EM_V850         87      /* NEC v850 */
+
+#define EM_M32R         88      /* Renesas M32R */
+
+#define EM_H8_300       46      /* Renesas H8/300,300H,H8S */
+
+/*
+ * This is an interim value that we will use until the committee comes
+ * up with a final number.
+ */
+#define EM_ALPHA        0x9026
+
+/* Bogus old v850 magic number, used by old tools.  */
+#define EM_CYGNUS_V850  0x9080
+
+/* Bogus old m32r magic number, used by old tools.  */
+#define EM_CYGNUS_M32R  0x9041
+
+/*
+ * This is the old interim value for S/390 architecture
+ */
+#define EM_S390_OLD     0xA390
+
+#define EM_FRV          0x5441          /* Fujitsu FR-V */
+
+/* This is the info that is needed to parse the dynamic section of the file */
+#define DT_NULL         0
+#define DT_NEEDED       1
+#define DT_PLTRELSZ     2
+#define DT_PLTGOT       3
+#define DT_HASH         4
+#define DT_STRTAB       5
+#define DT_SYMTAB       6
+#define DT_RELA         7
+#define DT_RELASZ       8
+#define DT_RELAENT      9
+#define DT_STRSZ        10
+#define DT_SYMENT       11
+#define DT_INIT         12
+#define DT_FINI         13
+#define DT_SONAME       14
+#define DT_RPATH        15
+#define DT_SYMBOLIC     16
+#define DT_REL          17
+#define DT_RELSZ        18
+#define DT_RELENT       19
+#define DT_PLTREL       20
+#define DT_DEBUG        21
+#define DT_TEXTREL      22
+#define DT_JMPREL       23
+#define DT_LOPROC       0x70000000
+#define DT_HIPROC       0x7fffffff
+
+/* This info is needed when parsing the symbol table */
+#define STB_LOCAL  0
+#define STB_GLOBAL 1
+#define STB_WEAK   2
+
+#define STT_NOTYPE  0
+#define STT_OBJECT  1
+#define STT_FUNC    2
+#define STT_SECTION 3
+#define STT_FILE    4
+
+#define ELF_ST_BIND(x)          ((x) >> 4)
+#define ELF_ST_TYPE(x)          (((unsigned int) x) & 0xf)
+#define ELF32_ST_BIND(x)        ELF_ST_BIND(x)
+#define ELF32_ST_TYPE(x)        ELF_ST_TYPE(x)
+#define ELF64_ST_BIND(x)        ELF_ST_BIND(x)
+#define ELF64_ST_TYPE(x)        ELF_ST_TYPE(x)
+
+typedef struct dynamic{
+  Elf32_Sword d_tag;
+  union{
+    Elf32_Sword d_val;
+    Elf32_Addr  d_ptr;
+  } d_un;
+} Elf32_Dyn;
+
+typedef struct {
+  Elf64_Sxword d_tag;           /* entry tag value */
+  union {
+    Elf64_Xword d_val;
+    Elf64_Addr d_ptr;
+  } d_un;
+} Elf64_Dyn;
+
+/* The following are used with relocations */
+#define ELF32_R_SYM(x) ((x) >> 8)
+#define ELF32_R_TYPE(x) ((x) & 0xff)
+
+#define ELF64_R_SYM(i)                  ((i) >> 32)
+#define ELF64_R_TYPE(i)                 ((i) & 0xffffffff)
+
+typedef struct elf32_rel {
+  Elf32_Addr    r_offset;
+  Elf32_Word    r_info;
+} Elf32_Rel;
+
+typedef struct elf64_rel {
+  Elf64_Addr r_offset;  /* Location at which to apply the action */
+  Elf64_Xword r_info;   /* index and type of relocation */
+} Elf64_Rel;
+
+typedef struct elf32_rela{
+  Elf32_Addr    r_offset;
+  Elf32_Word    r_info;
+  Elf32_Sword   r_addend;
+} Elf32_Rela;
+
+typedef struct elf64_rela {
+  Elf64_Addr r_offset;  /* Location at which to apply the action */
+  Elf64_Xword r_info;   /* index and type of relocation */
+  Elf64_Sxword r_addend;        /* Constant addend used to compute value */
+} Elf64_Rela;
+
+typedef struct elf32_sym{
+  Elf32_Word    st_name;
+  Elf32_Addr    st_value;
+  Elf32_Word    st_size;
+  unsigned char st_info;
+  unsigned char st_other;
+  Elf32_Half    st_shndx;
+} Elf32_Sym;
+
+typedef struct elf64_sym {
+  Elf64_Word st_name;           /* Symbol name, index in string tbl */
+  unsigned char st_info;        /* Type and binding attributes */
+  unsigned char st_other;       /* No defined meaning, 0 */
+  Elf64_Half st_shndx;          /* Associated section index */
+  Elf64_Addr st_value;          /* Value of the symbol */
+  Elf64_Xword st_size;          /* Associated symbol size */
+} Elf64_Sym;
+
+
+#define EI_NIDENT       16
+
+typedef struct elf32_hdr{
+  unsigned char e_ident[EI_NIDENT];
+  Elf32_Half    e_type;
+  Elf32_Half    e_machine;
+  Elf32_Word    e_version;
+  Elf32_Addr    e_entry;  /* Entry point */
+  Elf32_Off     e_phoff;
+  Elf32_Off     e_shoff;
+  Elf32_Word    e_flags;
+  Elf32_Half    e_ehsize;
+  Elf32_Half    e_phentsize;
+  Elf32_Half    e_phnum;
+  Elf32_Half    e_shentsize;
+  Elf32_Half    e_shnum;
+  Elf32_Half    e_shstrndx;
+} Elf32_Ehdr;
+
+typedef struct elf64_hdr {
+  unsigned char e_ident[16];            /* ELF "magic number" */
+  Elf64_Half e_type;
+  Elf64_Half e_machine;
+  Elf64_Word e_version;
+  Elf64_Addr e_entry;           /* Entry point virtual address */
+  Elf64_Off e_phoff;            /* Program header table file offset */
+  Elf64_Off e_shoff;            /* Section header table file offset */
+  Elf64_Word e_flags;
+  Elf64_Half e_ehsize;
+  Elf64_Half e_phentsize;
+  Elf64_Half e_phnum;
+  Elf64_Half e_shentsize;
+  Elf64_Half e_shnum;
+  Elf64_Half e_shstrndx;
+} Elf64_Ehdr;
+
+/* These constants define the permissions on sections in the program
+   header, p_flags. */
+#define PF_R            0x4
+#define PF_W            0x2
+#define PF_X            0x1
+
+typedef struct elf32_phdr{
+  Elf32_Word    p_type;
+  Elf32_Off     p_offset;
+  Elf32_Addr    p_vaddr;
+  Elf32_Addr    p_paddr;
+  Elf32_Word    p_filesz;
+  Elf32_Word    p_memsz;
+  Elf32_Word    p_flags;
+  Elf32_Word    p_align;
+} Elf32_Phdr;
+
+typedef struct elf64_phdr {
+  Elf64_Word p_type;
+  Elf64_Word p_flags;
+  Elf64_Off p_offset;           /* Segment file offset */
+  Elf64_Addr p_vaddr;           /* Segment virtual address */
+  Elf64_Addr p_paddr;           /* Segment physical address */
+  Elf64_Xword p_filesz;         /* Segment size in file */
+  Elf64_Xword p_memsz;          /* Segment size in memory */
+  Elf64_Xword p_align;          /* Segment alignment, file & memory */
+} Elf64_Phdr;
+
+/* sh_type */
+#define SHT_NULL        0
+#define SHT_PROGBITS    1
+#define SHT_SYMTAB      2
+#define SHT_STRTAB      3
+#define SHT_RELA        4
+#define SHT_HASH        5
+#define SHT_DYNAMIC     6
+#define SHT_NOTE        7
+#define SHT_NOBITS      8
+#define SHT_REL         9
+#define SHT_SHLIB       10
+#define SHT_DYNSYM      11
+#define SHT_NUM         12
+#define SHT_LOPROC      0x70000000
+#define SHT_HIPROC      0x7fffffff
+#define SHT_LOUSER      0x80000000
+#define SHT_HIUSER      0xffffffff
+
+/* sh_flags */
+#define SHF_WRITE       0x1
+#define SHF_ALLOC       0x2
+#define SHF_EXECINSTR   0x4
+#define SHF_MASKPROC    0xf0000000
+
+/* special section indexes */
+#define SHN_UNDEF       0
+#define SHN_LORESERVE   0xff00
+#define SHN_LOPROC      0xff00
+#define SHN_HIPROC      0xff1f
+#define SHN_ABS         0xfff1
+#define SHN_COMMON      0xfff2
+#define SHN_HIRESERVE   0xffff
+ 
+typedef struct {
+  Elf32_Word    sh_name;
+  Elf32_Word    sh_type;
+  Elf32_Word    sh_flags;
+  Elf32_Addr    sh_addr;
+  Elf32_Off     sh_offset;
+  Elf32_Word    sh_size;
+  Elf32_Word    sh_link;
+  Elf32_Word    sh_info;
+  Elf32_Word    sh_addralign;
+  Elf32_Word    sh_entsize;
+} Elf32_Shdr;
+
+typedef struct elf64_shdr {
+  Elf64_Word sh_name;           /* Section name, index in string tbl */
+  Elf64_Word sh_type;           /* Type of section */
+  Elf64_Xword sh_flags;         /* Miscellaneous section attributes */
+  Elf64_Addr sh_addr;           /* Section virtual addr at execution */
+  Elf64_Off sh_offset;          /* Section file offset */
+  Elf64_Xword sh_size;          /* Size of section in bytes */
+  Elf64_Word sh_link;           /* Index of another section */
+  Elf64_Word sh_info;           /* Additional section information */
+  Elf64_Xword sh_addralign;     /* Section alignment */
+  Elf64_Xword sh_entsize;       /* Entry size if section holds table */
+} Elf64_Shdr;
+
+#define EI_MAG0         0               /* e_ident[] indexes */
+#define EI_MAG1         1
+#define EI_MAG2         2
+#define EI_MAG3         3
+#define EI_CLASS        4
+#define EI_DATA         5
+#define EI_VERSION      6
+#define EI_OSABI        7
+#define EI_PAD          8
+
+#define ELFMAG0         0x7f            /* EI_MAG */
+#define ELFMAG1         'E'
+#define ELFMAG2         'L'
+#define ELFMAG3         'F'
+#define ELFMAG          "\177ELF"
+#define SELFMAG         4
+
+#define ELFCLASSNONE    0               /* EI_CLASS */
+#define ELFCLASS32      1
+#define ELFCLASS64      2
+#define ELFCLASSNUM     3
+
+#define ELFDATANONE     0               /* e_ident[EI_DATA] */
+#define ELFDATA2LSB     1
+#define ELFDATA2MSB     2
+
+#define EV_NONE         0               /* e_version, EI_VERSION */
+#define EV_CURRENT      1
+#define EV_NUM          2
+
+#define ELFOSABI_NONE   0
+#define ELFOSABI_LINUX  3
+
+#ifndef ELF_OSABI
+#define ELF_OSABI ELFOSABI_NONE
+#endif
+
+/* Notes used in ET_CORE */
+#define NT_PRSTATUS     1
+#define NT_PRFPREG      2
+#define NT_PRPSINFO     3
+#define NT_TASKSTRUCT   4
+#define NT_AUXV         6
+#define NT_PRXFPREG     0x46e62b7f      /* copied from gdb5.1/include/elf/common.h */
+
+
+/* Note header in a PT_NOTE section */
+typedef struct elf32_note {
+  Elf32_Word    n_namesz;       /* Name size */
+  Elf32_Word    n_descsz;       /* Content size */
+  Elf32_Word    n_type;         /* Content type */
+} Elf32_Nhdr;
+
+/* Note header in a PT_NOTE section */
+typedef struct elf64_note {
+  Elf64_Word n_namesz;  /* Name size */
+  Elf64_Word n_descsz;  /* Content size */
+  Elf64_Word n_type;    /* Content type */
+} Elf64_Nhdr;
+
+#if ELF_CLASS == ELFCLASS32
+
+extern Elf32_Dyn _DYNAMIC [];
+#define elfhdr          elf32_hdr
+#define elf_phdr        elf32_phdr
+#define elf_note        elf32_note
+
+#else
+
+extern Elf64_Dyn _DYNAMIC [];
+#define elfhdr          elf64_hdr
+#define elf_phdr        elf64_phdr
+#define elf_note        elf64_note
+
+#endif
+
+
+#endif /* _LINUX_ELF_H */

include/linux/spinlock_api_smp.h

@@ +1 @@
+#ifndef __LINUX_SPINLOCK_API_SMP_H
+#define __LINUX_SPINLOCK_API_SMP_H
+
+#ifndef __LINUX_SPINLOCK_H
+# error "please don't include this file directly"
+#endif
+
+/*
+ * include/linux/spinlock_api_smp.h
+ *
+ * spinlock API declarations on SMP (and debug)
+ * (implemented in kernel/spinlock.c)
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+
+int in_lock_functions(unsigned long addr);
+
+#define assert_spin_locked(x)   BUG_ON(!spin_is_locked(x))
+
+void __lockfunc _spin_lock(spinlock_t *lock)            __acquires(spinlock_t);
+void __lockfunc _read_lock(rwlock_t *lock)              __acquires(rwlock_t);
+void __lockfunc _write_lock(rwlock_t *lock)             __acquires(rwlock_t);
+void __lockfunc _spin_lock_bh(spinlock_t *lock)         __acquires(spinlock_t);
+void __lockfunc _read_lock_bh(rwlock_t *lock)           __acquires(rwlock_t);
+void __lockfunc _write_lock_bh(rwlock_t *lock)          __acquires(rwlock_t);
+void __lockfunc _spin_lock_irq(spinlock_t *lock)        __acquires(spinlock_t);
+void __lockfunc _read_lock_irq(rwlock_t *lock)          __acquires(rwlock_t);
+void __lockfunc _write_lock_irq(rwlock_t *lock)         __acquires(rwlock_t);
+unsigned long __lockfunc _spin_lock_irqsave(spinlock_t *lock)
+                                                        __acquires(spinlock_t);
+unsigned long __lockfunc _read_lock_irqsave(rwlock_t *lock)
+                                                        __acquires(rwlock_t);
+unsigned long __lockfunc _write_lock_irqsave(rwlock_t *lock)
+                                                        __acquires(rwlock_t);
+int __lockfunc _spin_trylock(spinlock_t *lock);
+int __lockfunc _read_trylock(rwlock_t *lock);
+int __lockfunc _write_trylock(rwlock_t *lock);
+int __lockfunc _spin_trylock_bh(spinlock_t *lock);
+void __lockfunc _spin_unlock(spinlock_t *lock)          __releases(spinlock_t);
+void __lockfunc _read_unlock(rwlock_t *lock)            __releases(rwlock_t);
+void __lockfunc _write_unlock(rwlock_t *lock)           __releases(rwlock_t);
+void __lockfunc _spin_unlock_bh(spinlock_t *lock)       __releases(spinlock_t);
+void __lockfunc _read_unlock_bh(rwlock_t *lock)         __releases(rwlock_t);
+void __lockfunc _write_unlock_bh(rwlock_t *lock)        __releases(rwlock_t);
+void __lockfunc _spin_unlock_irq(spinlock_t *lock)      __releases(spinlock_t);
+void __lockfunc _read_unlock_irq(rwlock_t *lock)        __releases(rwlock_t);
+void __lockfunc _write_unlock_irq(rwlock_t *lock)       __releases(rwlock_t);
+void __lockfunc _spin_unlock_irqrestore(spinlock_t *lock, unsigned long flags)
+                                                        __releases(spinlock_t);
+void __lockfunc _read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
+                                                        __releases(rwlock_t);
+void __lockfunc _write_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
+                                                        __releases(rwlock_t);
+
+#endif /* __LINUX_SPINLOCK_API_SMP_H */

include/linux/spinlock_api_up.h

@@ +1 @@
+#ifndef __LINUX_SPINLOCK_API_UP_H
+#define __LINUX_SPINLOCK_API_UP_H
+
+#ifndef __LINUX_SPINLOCK_H
+# error "please don't include this file directly"
+#endif
+
+/*
+ * include/linux/spinlock_api_up.h
+ *
+ * spinlock API implementation on UP-nondebug (inlined implementation)
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+
+#define in_lock_functions(ADDR)         0
+
+#define assert_spin_locked(lock)        do { (void)(lock); } while (0)
+
+/*
+ * In the UP-nondebug case there's no real locking going on, so the
+ * only thing we have to do is to keep the preempt counts and irq
+ * flags straight, to supress compiler warnings of unused lock
+ * variables, and to add the proper checker annotations:
+ */
+#define __LOCK(lock) \
+  do { preempt_disable(); __acquire(lock); (void)(lock); } while (0)
+
+#define __LOCK_BH(lock) \
+  do { local_bh_disable(); __LOCK(lock); } while (0)
+
+#define __LOCK_IRQ(lock) \
+  do { local_irq_disable(); __LOCK(lock); } while (0)
+
+#define __LOCK_IRQSAVE(lock, flags) \
+  do { local_irq_save(flags); __LOCK(lock); } while (0)
+
+#define __UNLOCK(lock) \
+  do { preempt_enable(); __release(lock); (void)(lock); } while (0)
+
+#define __UNLOCK_BH(lock) \
+  do { preempt_enable_no_resched(); local_bh_enable(); __release(lock); (void)(lock); } while (0)
+
+#define __UNLOCK_IRQ(lock) \
+  do { local_irq_enable(); __UNLOCK(lock); } while (0)
+
+#define __UNLOCK_IRQRESTORE(lock, flags) \
+  do { local_irq_restore(flags); __UNLOCK(lock); } while (0)
+
+#define _spin_lock(lock)                        __LOCK(lock)
+#define _read_lock(lock)                        __LOCK(lock)
+#define _write_lock(lock)                       __LOCK(lock)
+#define _spin_lock_bh(lock)                     __LOCK_BH(lock)
+#define _read_lock_bh(lock)                     __LOCK_BH(lock)
+#define _write_lock_bh(lock)                    __LOCK_BH(lock)
+#define _spin_lock_irq(lock)                    __LOCK_IRQ(lock)
+#define _read_lock_irq(lock)                    __LOCK_IRQ(lock)
+#define _write_lock_irq(lock)                   __LOCK_IRQ(lock)
+#define _spin_lock_irqsave(lock, flags)         __LOCK_IRQSAVE(lock, flags)
+#define _read_lock_irqsave(lock, flags)         __LOCK_IRQSAVE(lock, flags)
+#define _write_lock_irqsave(lock, flags)        __LOCK_IRQSAVE(lock, flags)
+#define _spin_trylock(lock)                     ({ __LOCK(lock); 1; })
+#define _read_trylock(lock)                     ({ __LOCK(lock); 1; })
+#define _write_trylock(lock)                    ({ __LOCK(lock); 1; })
+#define _spin_trylock_bh(lock)                  ({ __LOCK_BH(lock); 1; })
+#define _spin_unlock(lock)                      __UNLOCK(lock)
+#define _read_unlock(lock)                      __UNLOCK(lock)
+#define _write_unlock(lock)                     __UNLOCK(lock)
+#define _spin_unlock_bh(lock)                   __UNLOCK_BH(lock)
+#define _write_unlock_bh(lock)                  __UNLOCK_BH(lock)
+#define _read_unlock_bh(lock)                   __UNLOCK_BH(lock)
+#define _spin_unlock_irq(lock)                  __UNLOCK_IRQ(lock)
+#define _read_unlock_irq(lock)                  __UNLOCK_IRQ(lock)
+#define _write_unlock_irq(lock)                 __UNLOCK_IRQ(lock)
+#define _spin_unlock_irqrestore(lock, flags)    __UNLOCK_IRQRESTORE(lock, flags)
+#define _read_unlock_irqrestore(lock, flags)    __UNLOCK_IRQRESTORE(lock, flags)
+#define _write_unlock_irqrestore(lock, flags)   __UNLOCK_IRQRESTORE(lock, flags)
+
+#endif /* __LINUX_SPINLOCK_API_UP_H */

include/linux/spinlock.h

@@ +1 @@
+#ifndef __LINUX_SPINLOCK_H
+#define __LINUX_SPINLOCK_H
+
+/*
+ * include/linux/spinlock.h - generic spinlock/rwlock declarations
+ *
+ * here's the role of the various spinlock/rwlock related include files:
+ *
+ * on SMP builds:
+ *
+ *  asm/spinlock_types.h: contains the raw_spinlock_t/raw_rwlock_t and the
+ *                        initializers
+ *
+ *  linux/spinlock_types.h:
+ *                        defines the generic type and initializers
+ *
+ *  asm/spinlock.h:       contains the __raw_spin_*()/etc. lowlevel
+ *                        implementations, mostly inline assembly code
+ *
+ *   (also included on UP-debug builds:)
+ *
+ *  linux/spinlock_api_smp.h:
+ *                        contains the prototypes for the _spin_*() APIs.
+ *
+ *  linux/spinlock.h:     builds the final spin_*() APIs.
+ *
+ * on UP builds:
+ *
+ *  linux/spinlock_type_up.h:
+ *                        contains the generic, simplified UP spinlock type.
+ *                        (which is an empty structure on non-debug builds)
+ *
+ *  linux/spinlock_types.h:
+ *                        defines the generic type and initializers
+ *
+ *  linux/spinlock_up.h:
+ *                        contains the __raw_spin_*()/etc. version of UP
+ *                        builds. (which are NOPs on non-debug, non-preempt
+ *                        builds)
+ *
+ *   (included on UP-non-debug builds:)
+ *
+ *  linux/spinlock_api_up.h:
+ *                        builds the _spin_*() APIs.
+ *
+ *  linux/spinlock.h:     builds the final spin_*() APIs.
+ */
+
+#include <linux/config.h>
+#include <linux/preempt.h>
+#include <linux/linkage.h>
+#include <linux/compiler.h>
+#include <linux/thread_info.h>
+#include <linux/kernel.h>
+#include <linux/stringify.h>
+
+#include <asm/system.h>
+
+/*
+ * Must define these before including other files, inline functions need them
+ */
+#define LOCK_SECTION_NAME ".text.lock."KBUILD_BASENAME
+
+#define LOCK_SECTION_START(extra)               \
+        ".subsection 1\n\t"                     \
+        extra                                   \
+        ".ifndef " LOCK_SECTION_NAME "\n\t"     \
+        LOCK_SECTION_NAME ":\n\t"               \
+        ".endif\n"
+
+#define LOCK_SECTION_END                        \
+        ".previous\n\t"
+
+#define __lockfunc fastcall __attribute__((section(".spinlock.text")))
+
+/*
+ * Pull the raw_spinlock_t and raw_rwlock_t definitions:
+ */
+#include <linux/spinlock_types.h>
+
+extern int __lockfunc generic__raw_read_trylock(raw_rwlock_t *lock);
+
+/*
+ * Pull the __raw*() functions/declarations (UP-nondebug doesnt need them):
+ */
+#if defined(CONFIG_SMP)
+# include <asm/spinlock.h>
+#else
+# include <linux/spinlock_up.h>
+#endif
+
+#define spin_lock_init(lock)    do { *(lock) = SPIN_LOCK_UNLOCKED; } while (0)
+#define rwlock_init(lock)       do { *(lock) = RW_LOCK_UNLOCKED; } while (0)
+
+#define spin_is_locked(lock)    __raw_spin_is_locked(&(lock)->raw_lock)
+
+/**
+ * spin_unlock_wait - wait until the spinlock gets unlocked
+ * @lock: the spinlock in question.
+ */
+#define spin_unlock_wait(lock)  __raw_spin_unlock_wait(&(lock)->raw_lock)
+
+/*
+ * Pull the _spin_*()/_read_*()/_write_*() functions/declarations:
+ */
+#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
+# include <linux/spinlock_api_smp.h>
+#else
+# include <linux/spinlock_api_up.h>
+#endif
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+ extern void _raw_spin_lock(spinlock_t *lock);
+#define _raw_spin_lock_flags(lock, flags) _raw_spin_lock(lock)
+ extern int _raw_spin_trylock(spinlock_t *lock);
+ extern void _raw_spin_unlock(spinlock_t *lock);
+
+ extern void _raw_read_lock(rwlock_t *lock);
+ extern int _raw_read_trylock(rwlock_t *lock);
+ extern void _raw_read_unlock(rwlock_t *lock);
+ extern void _raw_write_lock(rwlock_t *lock);
+ extern int _raw_write_trylock(rwlock_t *lock);
+ extern void _raw_write_unlock(rwlock_t *lock);
+#else
+# define _raw_spin_unlock(lock)         __raw_spin_unlock(&(lock)->raw_lock)
+# define _raw_spin_trylock(lock)        __raw_spin_trylock(&(lock)->raw_lock)
+# define _raw_spin_lock(lock)           __raw_spin_lock(&(lock)->raw_lock)
+# define _raw_spin_lock_flags(lock, flags) \
+                __raw_spin_lock_flags(&(lock)->raw_lock, *(flags))
+# define _raw_read_lock(rwlock)         __raw_read_lock(&(rwlock)->raw_lock)
+# define _raw_write_lock(rwlock)        __raw_write_lock(&(rwlock)->raw_lock)
+# define _raw_read_unlock(rwlock)       __raw_read_unlock(&(rwlock)->raw_lock)
+# define _raw_write_unlock(rwlock)      __raw_write_unlock(&(rwlock)->raw_lock)
+# define _raw_read_trylock(rwlock)      __raw_read_trylock(&(rwlock)->raw_lock)
+# define _raw_write_trylock(rwlock)     __raw_write_trylock(&(rwlock)->raw_lock)
+#endif
+
+#define read_can_lock(rwlock)           __raw_read_can_lock(&(rwlock)->raw_lock)
+#define write_can_lock(rwlock)          __raw_write_can_lock(&(rwlock)->raw_lock)
+
+/*
+ * Define the various spin_lock and rw_lock methods.  Note we define these
+ * regardless of whether CONFIG_SMP or CONFIG_PREEMPT are set. The various
+ * methods are defined as nops in the case they are not required.
+ */
+#define spin_trylock(lock)              __cond_lock(_spin_trylock(lock))
+#define read_trylock(lock)              __cond_lock(_read_trylock(lock))
+#define write_trylock(lock)             __cond_lock(_write_trylock(lock))
+
+#define spin_lock(lock)                 _spin_lock(lock)
+#define write_lock(lock)                _write_lock(lock)
+#define read_lock(lock)                 _read_lock(lock)
+
+#if defined(CONFIG_SMP) || defined(CONFIG_DEBUG_SPINLOCK)
+#define spin_lock_irqsave(lock, flags)  flags = _spin_lock_irqsave(lock)
+#define read_lock_irqsave(lock, flags)  flags = _read_lock_irqsave(lock)
+#define write_lock_irqsave(lock, flags) flags = _write_lock_irqsave(lock)
+#else
+#define spin_lock_irqsave(lock, flags)  _spin_lock_irqsave(lock, flags)
+#define read_lock_irqsave(lock, flags)  _read_lock_irqsave(lock, flags)
+#define write_lock_irqsave(lock, flags) _write_lock_irqsave(lock, flags)
+#endif
+
+#define spin_lock_irq(lock)             _spin_lock_irq(lock)
+#define spin_lock_bh(lock)              _spin_lock_bh(lock)
+
+#define read_lock_irq(lock)             _read_lock_irq(lock)
+#define read_lock_bh(lock)              _read_lock_bh(lock)
+
+#define write_lock_irq(lock)            _write_lock_irq(lock)
+#define write_lock_bh(lock)             _write_lock_bh(lock)
+
+/*
+ * We inline the unlock functions in the nondebug case:
+ */
+#if defined(CONFIG_DEBUG_SPINLOCK) || defined(CONFIG_PREEMPT) || !defined(CONFIG_SMP)
+# define spin_unlock(lock)              _spin_unlock(lock)
+# define read_unlock(lock)              _read_unlock(lock)
+# define write_unlock(lock)             _write_unlock(lock)
+#else
+# define spin_unlock(lock)              __raw_spin_unlock(&(lock)->raw_lock)
+# define read_unlock(lock)              __raw_read_unlock(&(lock)->raw_lock)
+# define write_unlock(lock)             __raw_write_unlock(&(lock)->raw_lock)
+#endif
+
+#if defined(CONFIG_DEBUG_SPINLOCK) || defined(CONFIG_PREEMPT) || !defined(CONFIG_SMP)
+# define spin_unlock_irq(lock)          _spin_unlock_irq(lock)
+# define read_unlock_irq(lock)          _read_unlock_irq(lock)
+# define write_unlock_irq(lock)         _write_unlock_irq(lock)
+#else
+# define spin_unlock_irq(lock) \
+    do { __raw_spin_unlock(&(lock)->raw_lock); local_irq_enable(); } while (0)
+# define read_unlock_irq(lock) \
+    do { __raw_read_unlock(&(lock)->raw_lock); local_irq_enable(); } while (0)
+# define write_unlock_irq(lock) \
+    do { __raw_write_unlock(&(lock)->raw_lock); local_irq_enable(); } while (0)
+#endif
+
+#define spin_unlock_irqrestore(lock, flags) \
+                                        _spin_unlock_irqrestore(lock, flags)
+#define spin_unlock_bh(lock)            _spin_unlock_bh(lock)
+
+#define read_unlock_irqrestore(lock, flags) \
+                                        _read_unlock_irqrestore(lock, flags)
+#define read_unlock_bh(lock)            _read_unlock_bh(lock)
+
+#define write_unlock_irqrestore(lock, flags) \
+                                        _write_unlock_irqrestore(lock, flags)
+#define write_unlock_bh(lock)           _write_unlock_bh(lock)
+
+#define spin_trylock_bh(lock)           __cond_lock(_spin_trylock_bh(lock))
+
+#define spin_trylock_irq(lock) \
+({ \
+        local_irq_disable(); \
+        _spin_trylock(lock) ? \
+        1 : ({ local_irq_enable(); 0;  }); \
+})
+
+#define spin_trylock_irqsave(lock, flags) \
+({ \
+        local_irq_save(flags); \
+        _spin_trylock(lock) ? \
+        1 : ({ local_irq_restore(flags); 0; }); \
+})
+
+/*
+ * Pull the atomic_t declaration:
+ * (asm-mips/atomic.h needs above definitions)
+ */
+#include <asm/atomic.h>
+/**
+ * atomic_dec_and_lock - lock on reaching reference count zero
+ * @atomic: the atomic counter
+ * @lock: the spinlock in question
+ */
+extern int _atomic_dec_and_lock(atomic_t *atomic, spinlock_t *lock);
+#define atomic_dec_and_lock(atomic, lock) \
+                __cond_lock(_atomic_dec_and_lock(atomic, lock))
+
+/**
+ * spin_can_lock - would spin_trylock() succeed?
+ * @lock: the spinlock in question.
+ */
+#define spin_can_lock(lock)     (!spin_is_locked(lock))
+
+#endif /* __LINUX_SPINLOCK_H */

include/linux/spinlock_types.h

@@ +1 @@
+#ifndef __LINUX_SPINLOCK_TYPES_H
+#define __LINUX_SPINLOCK_TYPES_H
+
+/*
+ * include/linux/spinlock_types.h - generic spinlock type definitions
+ *                                  and initializers
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+
+#if defined(CONFIG_SMP)
+# include <asm/spinlock_types.h>
+#else
+# include <linux/spinlock_types_up.h>
+#endif
+
+typedef struct {
+        raw_spinlock_t raw_lock;
+#if defined(CONFIG_PREEMPT) && defined(CONFIG_SMP)
+        unsigned int break_lock;
+#endif
+#ifdef CONFIG_DEBUG_SPINLOCK
+        unsigned int magic, owner_cpu;
+        void *owner;
+#endif
+} spinlock_t;
+
+#define SPINLOCK_MAGIC          0xdead4ead
+
+typedef struct {
+        raw_rwlock_t raw_lock;
+#if defined(CONFIG_PREEMPT) && defined(CONFIG_SMP)
+        unsigned int break_lock;
+#endif
+#ifdef CONFIG_DEBUG_SPINLOCK
+        unsigned int magic, owner_cpu;
+        void *owner;
+#endif
+} rwlock_t;
+
+#define RWLOCK_MAGIC            0xdeaf1eed
+
+#define SPINLOCK_OWNER_INIT     ((void *)-1L)
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+# define SPIN_LOCK_UNLOCKED                                             \
+        (spinlock_t)    {       .raw_lock = __RAW_SPIN_LOCK_UNLOCKED,   \
+                                .magic = SPINLOCK_MAGIC,                \
+                                .owner = SPINLOCK_OWNER_INIT,           \
+                                .owner_cpu = -1 }
+#define RW_LOCK_UNLOCKED                                                \
+        (rwlock_t)      {       .raw_lock = __RAW_RW_LOCK_UNLOCKED,     \
+                                .magic = RWLOCK_MAGIC,                  \
+                                .owner = SPINLOCK_OWNER_INIT,           \
+                                .owner_cpu = -1 }
+#else
+# define SPIN_LOCK_UNLOCKED \
+        (spinlock_t)    {       .raw_lock = __RAW_SPIN_LOCK_UNLOCKED }
+#define RW_LOCK_UNLOCKED \
+        (rwlock_t)      {       .raw_lock = __RAW_RW_LOCK_UNLOCKED }
+#endif
+
+#define DEFINE_SPINLOCK(x)      spinlock_t x = SPIN_LOCK_UNLOCKED
+#define DEFINE_RWLOCK(x)        rwlock_t x = RW_LOCK_UNLOCKED
+
+#endif /* __LINUX_SPINLOCK_TYPES_H */

include/linux/spinlock_types_up.h

@@ +1 @@
+#ifndef __LINUX_SPINLOCK_TYPES_UP_H
+#define __LINUX_SPINLOCK_TYPES_UP_H
+
+#ifndef __LINUX_SPINLOCK_TYPES_H
+# error "please don't include this file directly"
+#endif
+
+/*
+ * include/linux/spinlock_types_up.h - spinlock type definitions for UP
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ */
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+
+typedef struct {
+        volatile unsigned int slock;
+} raw_spinlock_t;
+
+#define __RAW_SPIN_LOCK_UNLOCKED { 1 }
+
+#else
+
+typedef struct { } raw_spinlock_t;
+
+#define __RAW_SPIN_LOCK_UNLOCKED { }
+
+#endif
+
+typedef struct {
+        /* no debug version on UP */
+} raw_rwlock_t;
+
+#define __RAW_RW_LOCK_UNLOCKED { }
+
+#endif /* __LINUX_SPINLOCK_TYPES_UP_H */

include/linux/spinlock_up.h

@@ +1 @@
+#ifndef __LINUX_SPINLOCK_UP_H
+#define __LINUX_SPINLOCK_UP_H
+
+#ifndef __LINUX_SPINLOCK_H
+# error "please don't include this file directly"
+#endif
+
+/*
+ * include/linux/spinlock_up.h - UP-debug version of spinlocks.
+ *
+ * portions Copyright 2005, Red Hat, Inc., Ingo Molnar
+ * Released under the General Public License (GPL).
+ *
+ * In the debug case, 1 means unlocked, 0 means locked. (the values
+ * are inverted, to catch initialization bugs)
+ *
+ * No atomicity anywhere, we are on UP.
+ */
+
+#ifdef CONFIG_DEBUG_SPINLOCK
+
+#define __raw_spin_is_locked(x)         ((x)->slock == 0)
+
+static inline void __raw_spin_lock(raw_spinlock_t *lock)
+{
+        lock->slock = 0;
+}
+
+static inline void
+__raw_spin_lock_flags(raw_spinlock_t *lock, unsigned long flags)
+{
+        local_irq_save(flags);
+        lock->slock = 0;
+}
+
+static inline int __raw_spin_trylock(raw_spinlock_t *lock)
+{
+        char oldval = lock->slock;
+
+        lock->slock = 0;
+
+        return oldval > 0;
+}
+
+static inline void __raw_spin_unlock(raw_spinlock_t *lock)
+{
+        lock->slock = 1;
+}
+
+/*
+ * Read-write spinlocks. No debug version.
+ */
+#define __raw_read_lock(lock)           do { (void)(lock); } while (0)
+#define __raw_write_lock(lock)          do { (void)(lock); } while (0)
+#define __raw_read_trylock(lock)        ({ (void)(lock); 1; })
+#define __raw_write_trylock(lock)       ({ (void)(lock); 1; })
+#define __raw_read_unlock(lock)         do { (void)(lock); } while (0)
+#define __raw_write_unlock(lock)        do { (void)(lock); } while (0)
+
+#else /* DEBUG_SPINLOCK */
+#define __raw_spin_is_locked(lock)      ((void)(lock), 0)
+/* for sched.c and kernel_lock.c: */
+# define __raw_spin_lock(lock)          do { (void)(lock); } while (0)
+# define __raw_spin_unlock(lock)        do { (void)(lock); } while (0)
+# define __raw_spin_trylock(lock)       ({ (void)(lock); 1; })
+#endif /* DEBUG_SPINLOCK */
+
+#define __raw_read_can_lock(lock)       (((void)(lock), 1))
+#define __raw_write_can_lock(lock)      (((void)(lock), 1))
+
+#define __raw_spin_unlock_wait(lock) \
+                do { cpu_relax(); } while (__raw_spin_is_locked(lock))
+
+#endif /* __LINUX_SPINLOCK_UP_H */

include/linux/stat.h

@@ +1 @@
+#ifndef _LINUX_STAT_H
+#define _LINUX_STAT_H
+
+#ifdef __KERNEL__
+
+#include <asm/stat.h>
+
+#endif
+
+#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+
+#define S_IFMT  00170000
+#define S_IFSOCK 0140000
+#define S_IFLNK  0120000
+#define S_IFREG  0100000
+#define S_IFBLK  0060000
+#define S_IFDIR  0040000
+#define S_IFCHR  0020000
+#define S_IFIFO  0010000
+#define S_ISUID  0004000
+#define S_ISGID  0002000
+#define S_ISVTX  0001000
+
+#define S_ISLNK(m)      (((m) & S_IFMT) == S_IFLNK)
+#define S_ISREG(m)      (((m) & S_IFMT) == S_IFREG)
+#define S_ISDIR(m)      (((m) & S_IFMT) == S_IFDIR)
+#define S_ISCHR(m)      (((m) & S_IFMT) == S_IFCHR)
+#define S_ISBLK(m)      (((m) & S_IFMT) == S_IFBLK)
+#define S_ISFIFO(m)     (((m) & S_IFMT) == S_IFIFO)
+#define S_ISSOCK(m)     (((m) & S_IFMT) == S_IFSOCK)
+
+#define S_IRWXU 00700
+#define S_IRUSR 00400
+#define S_IWUSR 00200
+#define S_IXUSR 00100
+
+#define S_IRWXG 00070
+#define S_IRGRP 00040
+#define S_IWGRP 00020
+#define S_IXGRP 00010
+
+#define S_IRWXO 00007
+#define S_IROTH 00004
+#define S_IWOTH 00002
+#define S_IXOTH 00001
+
+#endif
+
+#ifdef __KERNEL__
+#define S_IRWXUGO       (S_IRWXU|S_IRWXG|S_IRWXO)
+#define S_IALLUGO       (S_ISUID|S_ISGID|S_ISVTX|S_IRWXUGO)
+#define S_IRUGO         (S_IRUSR|S_IRGRP|S_IROTH)
+#define S_IWUGO         (S_IWUSR|S_IWGRP|S_IWOTH)
+#define S_IXUGO         (S_IXUSR|S_IXGRP|S_IXOTH)
+
+#include <linux/types.h>
+#include <sys/time.h>
+
+struct kstat {
+        unsigned long   ino;
+        dev_t           dev;
+        umode_t         mode;
+        unsigned int    nlink;
+        uid_t           uid;
+        gid_t           gid;
+        dev_t           rdev;
+        loff_t          size;
+        struct timespec  atime;
+        struct timespec mtime;
+        struct timespec ctime;
+        unsigned long   blksize;
+        unsigned long   blocks;
+};
+
+#endif
+
+#endif

include/linux/string.h

@@ +1 @@
+#ifndef _LINUX_STRING_H_
+#define _LINUX_STRING_H_
+
+/* We don't want strings.h stuff being user by user stuff by accident */
+
+#ifdef __KERNEL__
+
+typedef unsigned gfp_t;
+
+#include <linux/compiler.h>     /* for inline */
+#include <linux/types.h>        /* for size_t */
+#include <linux/stddef.h>       /* for NULL */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern char * strpbrk(const char *,const char *);
+extern char * strsep(char **,const char *);
+extern __kernel_size_t strspn(const char *,const char *);
+extern __kernel_size_t strcspn(const char *,const char *);
+
+/*
+ * Include machine specific inline routines
+ */
+#include <asm/string.h>
+
+#ifndef __HAVE_ARCH_STRCPY
+extern char * strcpy(char *,const char *);
+#endif
+#ifndef __HAVE_ARCH_STRNCPY
+extern char * strncpy(char *,const char *, __kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_STRLCPY
+size_t strlcpy(char *, const char *, size_t);
+#endif
+#ifndef __HAVE_ARCH_STRCAT
+extern char * strcat(char *, const char *);
+#endif
+#ifndef __HAVE_ARCH_STRNCAT
+extern char * strncat(char *, const char *, __kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_STRLCAT
+extern size_t strlcat(char *, const char *, __kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_STRCMP
+extern int strcmp(const char *,const char *);
+#endif
+#ifndef __HAVE_ARCH_STRNCMP
+extern int strncmp(const char *,const char *,__kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_STRNICMP
+extern int strnicmp(const char *, const char *, __kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_STRCHR
+extern char * strchr(const char *,int);
+#endif
+#ifndef __HAVE_ARCH_STRNCHR
+extern char * strnchr(const char *, size_t, int);
+#endif
+#ifndef __HAVE_ARCH_STRRCHR
+extern char * strrchr(const char *,int);
+#endif
+#ifndef __HAVE_ARCH_STRSTR
+extern char * strstr(const char *,const char *);
+#endif
+#ifndef __HAVE_ARCH_STRLEN
+extern __kernel_size_t strlen(const char *);
+#endif
+#ifndef __HAVE_ARCH_STRNLEN
+extern __kernel_size_t strnlen(const char *,__kernel_size_t);
+#endif
+
+#ifndef __HAVE_ARCH_MEMSET
+extern void * memset(void *,int,__kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_MEMCPY
+extern void * memcpy(void *,const void *,__kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_MEMMOVE
+extern void * memmove(void *,const void *,__kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_MEMSCAN
+extern void * memscan(void *,int,__kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_MEMCMP
+extern int memcmp(const void *,const void *,__kernel_size_t);
+#endif
+#ifndef __HAVE_ARCH_MEMCHR
+extern void * memchr(const void *,int,__kernel_size_t);
+#endif
+
+extern char *kstrdup(const char *s, gfp_t gfp);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
+#endif /* _LINUX_STRING_H_ */

include/linux/thread_info.h

@@ +1 @@
+/* thread_info.h: common low-level thread information accessors
+ *
+ * Copyright (C) 2002  David Howells (dhowells@redhat.com)
+ * - Incorporating suggestions made by Linus Torvalds
+ */
+
+#ifndef _LINUX_THREAD_INFO_H
+#define _LINUX_THREAD_INFO_H
+
+/*
+ * System call restart block. 
+ */
+struct restart_block {
+        long (*fn)(struct restart_block *);
+        unsigned long arg0, arg1, arg2, arg3;
+};
+
+extern long do_no_restart_syscall(struct restart_block *parm);
+
+#include <linux/bitops.h>
+#include <asm/thread_info.h>
+
+#ifdef __KERNEL__
+
+/*
+ * flag set/clear/test wrappers
+ * - pass TIF_xxxx constants to these functions
+ */
+
+static inline void set_ti_thread_flag(struct thread_info *ti, int flag)
+{
+        set_bit(flag,&ti->flags);
+}
+
+static inline void clear_ti_thread_flag(struct thread_info *ti, int flag)
+{
+        clear_bit(flag,&ti->flags);
+}
+
+static inline int test_and_set_ti_thread_flag(struct thread_info *ti, int flag)
+{
+        return test_and_set_bit(flag,&ti->flags);
+}
+
+static inline int test_and_clear_ti_thread_flag(struct thread_info *ti, int flag)
+{
+        return test_and_clear_bit(flag,&ti->flags);
+}
+
+static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
+{
+        return test_bit(flag,&ti->flags);
+}
+
+#define set_thread_flag(flag) \
+        set_ti_thread_flag(current_thread_info(), flag)
+#define clear_thread_flag(flag) \
+        clear_ti_thread_flag(current_thread_info(), flag)
+#define test_and_set_thread_flag(flag) \
+        test_and_set_ti_thread_flag(current_thread_info(), flag)
+#define test_and_clear_thread_flag(flag) \
+        test_and_clear_ti_thread_flag(current_thread_info(), flag)
+#define test_thread_flag(flag) \
+        test_ti_thread_flag(current_thread_info(), flag)
+
+#define set_need_resched()      set_thread_flag(TIF_NEED_RESCHED)
+#define clear_need_resched()    clear_thread_flag(TIF_NEED_RESCHED)
+
+#endif
+
+#endif /* _LINUX_THREAD_INFO_H */

lib/isolib.c

@@ -6 +6 @@
  * functionality to the Linux bootstrapper.  All we can do is
  * open and read files... but that's all we need 8-)
  */
+#define __KERNEL__
 #ifndef TESTING
 #  include <linux/string.h>
 #endif
@@ -1520 +1521 @@
 #ifdef DEBUG_ROCK
            printf("Symlink component flag not implemented (%d)\n",slen);
 #endif
+           break;
          };
          slen -= slp->len + 2;
          oldslp = slp;

aboot-0.9b

@@ -23 +23 @@
 root            =
 bindir          = $(root)/sbin
 bootdir         = $(root)/boot
-mandir          = /usr/man
+mandir          = $(root)/usr/man
 
 #
 # There shouldn't be any need to change anything below this line.
@@ -82 +82 @@
         tools/objstrip -vb aboot bootlx
 
 install-man: 
-        make -C doc/man install
+        $(MAKE) -C doc/man install
 
 install-man-gz:
-        make -C doc/man install-gz
+        $(MAKE) -C doc/man install-gz
 
 install: tools/abootconf tools/e2writeboot tools/isomarkboot \
         sdisklabel/swriteboot install-man
@@ -128 +128 @@
         find . -name \*~ | xargs rm -f
 
 lib/%:
-        make -C lib $* CPPFLAGS="$(CPPFLAGS)" TESTING="$(TESTING)"
+        $(MAKE) -C lib $* CPPFLAGS="$(CPPFLAGS)" TESTING="$(TESTING)"
 
 tools/%:
-        make -C tools $* CPPFLAGS="$(CPPFLAGS)"
+        $(MAKE) -C tools $* CPPFLAGS="$(CPPFLAGS)"
 
 sdisklabel/%:
-        make -C sdisklabel $* CPPFLAGS="$(CPPFLAGS)"
+        $(MAKE) -C sdisklabel $* CPPFLAGS="$(CPPFLAGS)"
 
 vmlinux.nh: $(VMLINUX) tools/objstrip
         tools/objstrip -vb $(VMLINUX) vmlinux.nh

sdisklabel/Makefile

@@ -1 @@
-CC = gcc -O2
+HOST_CC = gcc -O2
 CFLAGS= -I../include $(CPPFLAGS) -Wall
 
 all:    sdisklabel swriteboot
 
+%.o: %.c
+        $(HOST_CC) $(CFLAGS) -c $< -o $@
+
 sdisklabel: sdisklabel.o library.o
-        $(CC) $(LDFLAGS) sdisklabel.o library.o -o sdisklabel
+        $(HOST_CC) $(LDFLAGS) sdisklabel.o library.o -o sdisklabel
 
 swriteboot: swriteboot.o library.o
-        $(CC) $(LDFLAGS) swriteboot.o library.o -o swriteboot
+        $(HOST_CC) $(LDFLAGS) swriteboot.o library.o -o swriteboot
 
 clean:
         rm -f sdisklabel swriteboot *.o

tools/Makefile

@@ -1 @@
-CC      = gcc
+HOST_CC = gcc
 CFLAGS  = -g -O2 -Wall -I. -I../include $(CPPFLAGS)
 LDFLAGS = -g
 PGMS    = e2writeboot isomarkboot abootconf elfencap objstrip
 
-EXEC_PREFIX = /usr
+EXEC_PREFIX = $(root)/usr
 
-all:    $(PGMS)
+all: $(PGMS)
 
-install:        $(PGMS)
-        install -s -c -o root -g root -m 755 $(PGMS) $(EXEC_PREFIX)/bin
+install: $(PGMS)
+        install -s -c -m 755 $(PGMS) $(EXEC_PREFIX)/bin
 
 clean:
         rm -f *~ *.o *.a core $(PGMS)
 
-isomarkboot:    isomarkboot.o ../lib/isolib.o
-e2writeboot:    e2writeboot.o e2lib.o bio.o
+isolib.o: ../lib/isolib.c
+        $(HOST_CC) $(CFLAGS) -c $< -o $@
 
-e2writeboot.o:  e2lib.h
+%.o: %.c
+        $(HOST_CC) $(CFLAGS) -c $< -o $@
+
+e2writeboot.o:  e2lib.h
 e2lib.o: e2lib.h
+
+e2writeboot: e2writeboot.o e2lib.o bio.o
+        $(HOST_CC) $(LDFLAGS) e2writeboot.o e2lib.o bio.o -o $@
+
+isomarkboot: isomarkboot.o isolib.o
+        $(HOST_CC) $(LDFLAGS) isomarkboot.o isolib.o -o $@
+
+abootconf elfencap objstrip: $(@:%=%.c)
+        $(HOST_CC) $(CFLAGS) $(LDFLAGS) $(@:%=%.c) -o $@

tools/Makefile.orig

@@ +1 @@
+CC      = gcc
+CFLAGS  = -g -O2 -Wall -I. -I../include $(CPPFLAGS)
+LDFLAGS = -g
+PGMS    = e2writeboot isomarkboot abootconf elfencap objstrip
+
+EXEC_PREFIX = /usr
+
+all:    $(PGMS)
+
+install:        $(PGMS)
+        install -s -c -o root -g root -m 755 $(PGMS) $(EXEC_PREFIX)/bin
+
+clean:
+        rm -f *~ *.o *.a core $(PGMS)
+
+isomarkboot:    isomarkboot.o ../lib/isolib.o
+e2writeboot:    e2writeboot.o e2lib.o bio.o
+
+e2writeboot.o:  e2lib.h
+e2lib.o: e2lib.h

tools/objstrip.c

@@ -7 +7 @@
  */
 /*
  * Converts an ECOFF or ELF object file into a bootable file.  The
- * object file must be a OMAGIC file (i.e., data and bss follow immediatly
+ * object file must be a OMAGIC file (i.e., data and bss follow immediately
  * behind the text).  See DEC "Assembly Language Programmer's Guide"
  * documentation for details.  The SRM boot process is documented in
  * the Alpha AXP Architecture Reference Manual, Second Edition by
  * Richard L. Sites and Richard T. Witek.
  */
-#include <stdlib.h>
 #include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
 #include <unistd.h>
+#include <string.h>
 
 #include <sys/fcntl.h>
 #include <sys/stat.h>
@@ -24 +26 @@
 #include <linux/a.out.h>
 #include <linux/coff.h>
 #include <linux/param.h>
-#include <string.h>
-
 #ifdef __ELF__
-# include <asm/elf.h>
 # include <linux/elf.h>
-# include <linux/version.h>
-# if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,0)
-#  define aboot_elf_check_arch(e)        elf_check_arch(e)
-# else
-#  define aboot_elf_check_arch(e)        elf_check_arch(e->e_machine)
-# endif
 #endif
 
 /* bootfile size must be multiple of BLOCK_SIZE: */
@@ -62 +55 @@
     struct exec * aout;         /* includes file & aout header */
     long offset;
 #ifdef __ELF__
-    struct elfhdr *elf;
-    struct elf_phdr *elf_phdr;  /* program header */
+    Elf64_Ehdr *elf;
+    Elf64_Phdr *elf_phdr;       /* program header */
     unsigned long long e_entry;
 #endif
 
@@ -150 +143 @@
     }
 
 #ifdef __ELF__
-    elf = (struct elfhdr *) buf;
+    elf = (Elf64_Ehdr *) buf;
 
-    if (elf->e_ident[0] == 0x7f && strncmp(elf->e_ident + 1, "ELF", 3) == 0) {
+    if (elf->e_ident[0] == 0x7f && strncmp((char *)elf->e_ident + 1, "ELF", 3) == 0) {
         if (elf->e_type != ET_EXEC) {
             fprintf(stderr, "%s: %s is not an ELF executable\n",
                     prog_name, inname);
             exit(1);
         }
-        if (!aboot_elf_check_arch(elf)) {
-            fprintf(stderr, "%s: is not for this processor (e_machine=%d)\n",
-                    prog_name, elf->e_machine);
-            exit(1);
-        }
         if (elf->e_phnum != 1) {
             fprintf(stderr,
                     "%s: %d program headers (forgot to link with -N?)\n",
@@ -177 +165 @@
             exit(1);
         }
 
-        elf_phdr = (struct elf_phdr *) buf;
+        elf_phdr = (Elf64_Phdr *) buf;
         offset   = elf_phdr->p_offset;
         mem_size = elf_phdr->p_memsz;
         fil_size = elf_phdr->p_filesz;