RE: kernel 2.5.20 on alpha (RE: [patch] Re: kernel 2.5.18 on alpha)

["Oliver Pitzeier" <o.pitzeier@uptime.at>]

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Jan Benedict Glaw wrote:
[ ... ]
> > PS: Anybody want's the patches???
> 
> /me

OK, I attached the patches:
a small part is from: Anton Blanchard;
a big part from: Ivan Kokshaysky
a small part from: me...

And I took an idea from: "davidm@napali.hpl.hp.com" (See the
2.5.20 Changelog)

-Oliver

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diff -r -C2 tarballs/linux-2.5.20/arch/alpha/kernel/osf_sys.c linux-2.5.20/arch/alpha/kernel/osf_sys.c
*** tarballs/linux-2.5.20/arch/alpha/kernel/osf_sys.c	Mon Jun  3 03:44:37 2002
--- linux-2.5.20/arch/alpha/kernel/osf_sys.c	Tue Jun  4 11:19:48 2002
***************
*** 34,37 ****
--- 34,38 ----
  #include <linux/types.h>
  #include <linux/ipc.h>
+ #include <linux/namei.h>
  
  #include <asm/fpu.h>
diff -r -C2 tarballs/linux-2.5.20/arch/alpha/kernel/pci.c linux-2.5.20/arch/alpha/kernel/pci.c
*** tarballs/linux-2.5.20/arch/alpha/kernel/pci.c	Mon Jun  3 03:44:41 2002
--- linux-2.5.20/arch/alpha/kernel/pci.c	Tue Jun  4 11:19:48 2002
***************
*** 191,200 ****
  #undef GB
  
! static void __init
  pcibios_init(void)
  {
! 	if (!alpha_mv.init_pci)
! 		return;
! 	alpha_mv.init_pci();
  }
  
--- 191,200 ----
  #undef GB
  
! static int __init
  pcibios_init(void)
  {
! 	if (alpha_mv.init_pci)
! 		alpha_mv.init_pci();
! 	return 0;
  }
  
diff -r -C2 tarballs/linux-2.5.20/arch/alpha/kernel/signal.c linux-2.5.20/arch/alpha/kernel/signal.c
*** tarballs/linux-2.5.20/arch/alpha/kernel/signal.c	Mon Jun  3 03:44:49 2002
--- linux-2.5.20/arch/alpha/kernel/signal.c	Tue Jun  4 11:19:48 2002
***************
*** 19,22 ****
--- 19,23 ----
  #include <linux/stddef.h>
  #include <linux/tty.h>
+ #include <linux/binfmts.h>
  
  #include <asm/bitops.h>
diff -r -C2 tarballs/linux-2.5.20/drivers/pci/pci-driver.c linux-2.5.20/drivers/pci/pci-driver.c
*** tarballs/linux-2.5.20/drivers/pci/pci-driver.c	Mon Jun  3 03:44:51 2002
--- linux-2.5.20/drivers/pci/pci-driver.c	Tue Jun  4 16:46:39 2002
***************
*** 193,197 ****
  }
  
! subsys_initcall(pci_driver_init);
  
  EXPORT_SYMBOL(pci_match_device);
--- 193,197 ----
  }
  
! arch_initcall(pci_driver_init);
  
  EXPORT_SYMBOL(pci_match_device);
diff -r -C2 tarballs/linux-2.5.20/fs/mpage.c linux-2.5.20/fs/mpage.c
*** tarballs/linux-2.5.20/fs/mpage.c	Mon Jun  3 03:44:44 2002
--- linux-2.5.20/fs/mpage.c	Tue Jun  4 14:30:34 2002
***************
*** 13,16 ****
--- 13,17 ----
  #include <linux/kernel.h>
  #include <linux/module.h>
+ #include <linux/kdev_t.h>
  #include <linux/bio.h>
  #include <linux/fs.h>
diff -r -C2 tarballs/linux-2.5.20/include/asm-alpha/bitops.h linux-2.5.20/include/asm-alpha/bitops.h
*** tarballs/linux-2.5.20/include/asm-alpha/bitops.h	Mon Jun  3 03:44:49 2002
--- linux-2.5.20/include/asm-alpha/bitops.h	Tue Jun  4 11:19:49 2002
***************
*** 316,319 ****
--- 316,333 ----
  }
  
+ /*
+  * fls: find last bit set.
+  */
+ #if defined(__alpha_cix__) && defined(__alpha_fix__)
+ static inline int fls(int word)
+ {
+ 	long result;
+ 	__asm__("ctlz %1,%0" : "=r"(result) : "r"(word & 0xffffffff));
+ 	return 64 - result;
+ }
+ #else
+ #define fls	generic_fls
+ #endif
+ 
  /* Compute powers of two for the given integer.  */
  static inline int floor_log2(unsigned long word)
diff -r -C2 tarballs/linux-2.5.20/include/asm-alpha/mc146818rtc.h linux-2.5.20/include/asm-alpha/mc146818rtc.h
*** tarballs/linux-2.5.20/include/asm-alpha/mc146818rtc.h	Mon Jun  3 03:44:39 2002
--- linux-2.5.20/include/asm-alpha/mc146818rtc.h	Tue Jun  4 12:39:46 2002
***************
*** 25,27 ****
--- 25,29 ----
  })
  
+ #define RTC_IRQ 8
+ 
  #endif /* __ASM_ALPHA_MC146818RTC_H */
diff -r -C2 tarballs/linux-2.5.20/include/asm-alpha/page.h linux-2.5.20/include/asm-alpha/page.h
*** tarballs/linux-2.5.20/include/asm-alpha/page.h	Mon Jun  3 03:44:52 2002
--- linux-2.5.20/include/asm-alpha/page.h	Tue Jun  4 12:07:23 2002
***************
*** 16,23 ****
  
  extern void clear_page(void *page);
! #define clear_user_page(page, vaddr)	clear_page(page)
  
  extern void copy_page(void * _to, void * _from);
! #define copy_user_page(to, from, vaddr)	copy_page(to, from)
  
  #ifdef STRICT_MM_TYPECHECKS
--- 16,23 ----
  
  extern void clear_page(void *page);
! #define clear_user_page(page, vaddr, pg)	clear_page(page)
  
  extern void copy_page(void * _to, void * _from);
! #define copy_user_page(to, from, vaddr, pg)	copy_page(to, from)
  
  #ifdef STRICT_MM_TYPECHECKS
***************
*** 96,101 ****
  #define __va(x)			((void *)((unsigned long) (x) + PAGE_OFFSET))
  #ifndef CONFIG_DISCONTIGMEM
! #define virt_to_page(kaddr)	(mem_map + (__pa(kaddr) >> PAGE_SHIFT))
! #define VALID_PAGE(page)	(((page) - mem_map) < max_mapnr)
  #endif /* CONFIG_DISCONTIGMEM */
  
--- 96,105 ----
  #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 */
  
diff -r -C2 tarballs/linux-2.5.20/include/asm-alpha/pgtable.h linux-2.5.20/include/asm-alpha/pgtable.h
*** tarballs/linux-2.5.20/include/asm-alpha/pgtable.h	Mon Jun  3 03:44:45 2002
--- linux-2.5.20/include/asm-alpha/pgtable.h	Tue Jun  4 12:10:18 2002
***************
*** 180,188 ****
  #if defined(CONFIG_ALPHA_GENERIC) || \
      (defined(CONFIG_ALPHA_EV6) && !defined(USE_48_BIT_KSEG))
! #define PHYS_TWIDDLE(phys) \
!   ((((phys) & 0xc0000000000UL) == 0x40000000000UL) \
!   ? ((phys) ^= 0xc0000000000UL) : (phys))
  #else
! #define PHYS_TWIDDLE(phys) (phys)
  #endif
  
--- 180,189 ----
  #if defined(CONFIG_ALPHA_GENERIC) || \
      (defined(CONFIG_ALPHA_EV6) && !defined(USE_48_BIT_KSEG))
! #define KSEG_PFN	(0xc0000000000UL >> PAGE_SHIFT)
! #define PHYS_TWIDDLE(pfn) \
!   ((((pfn) & KSEG_PFN) == (0x40000000000UL >> PAGE_SHIFT)) \
!   ? ((pfn) ^= KSEG_PFN) : (pfn))
  #else
! #define PHYS_TWIDDLE(pfn) (pfn)
  #endif
  
***************
*** 200,209 ****
  
  #ifndef CONFIG_DISCONTIGMEM
  #define mk_pte(page, pgprot)						\
  ({									\
  	pte_t pte;							\
  									\
! 	pte_val(pte) = ((unsigned long)(page - mem_map) << 32) |	\
! 		       pgprot_val(pgprot);				\
  	pte;								\
  })
--- 201,211 ----
  
  #ifndef CONFIG_DISCONTIGMEM
+ #define pte_pfn(pte)	(pte_val(pte) >> 32)
+ #define pte_page(pte)	pfn_to_page(pte_pfn(pte))
  #define mk_pte(page, pgprot)						\
  ({									\
  	pte_t pte;							\
  									\
! 	pte_val(pte) = (page_to_pfn(page) << 32) | pgprot_val(pgprot);	\
  	pte;								\
  })
***************
*** 220,227 ****
  	pte;									\
  })
  #endif
  
! extern inline pte_t mk_pte_phys(unsigned long physpage, pgprot_t pgprot)
! { pte_t pte; pte_val(pte) = (PHYS_TWIDDLE(physpage) << (32-PAGE_SHIFT)) | pgprot_val(pgprot); return pte; }
  
  extern inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
--- 222,239 ----
  	pte;									\
  })
+ #define pte_page(x)							\
+ ({									\
+ 	unsigned long kvirt;						\
+ 	struct page * __xx;						\
+ 									\
+ 	kvirt = (unsigned long)__va(pte_val(x) >> (32-PAGE_SHIFT));	\
+ 	__xx = virt_to_page(kvirt);					\
+ 									\
+ 	__xx;								\
+ })
  #endif
  
! extern inline pte_t pfn_pte(unsigned long physpfn, pgprot_t pgprot)
! { pte_t pte; pte_val(pte) = (PHYS_TWIDDLE(physpfn) << 32) | pgprot_val(pgprot); return pte; }
  
  extern inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
***************
*** 234,251 ****
  { pgd_val(*pgdp) = _PAGE_TABLE | ((((unsigned long) pmdp) - PAGE_OFFSET) << (32-PAGE_SHIFT)); }
  
- #ifndef CONFIG_DISCONTIGMEM
- #define pte_page(x)	(mem_map+(unsigned long)((pte_val(x) >> 32)))
- #else
- #define pte_page(x)							\
- ({									\
- 	unsigned long kvirt;						\
- 	struct page * __xx;						\
- 									\
- 	kvirt = (unsigned long)__va(pte_val(x) >> (32-PAGE_SHIFT));	\
- 	__xx = virt_to_page(kvirt);					\
- 									\
- 	__xx;								\
- })
- #endif
  
  extern inline unsigned long
--- 246,249 ----
diff -r -C2 tarballs/linux-2.5.20/include/asm-alpha/tlb.h linux-2.5.20/include/asm-alpha/tlb.h
*** tarballs/linux-2.5.20/include/asm-alpha/tlb.h	Mon Jun  3 03:44:48 2002
--- linux-2.5.20/include/asm-alpha/tlb.h	Tue Jun  4 11:19:48 2002
***************
*** 1 ****
--- 1,15 ----
+ #ifndef _ALPHA_TLB_H
+ #define _ALPHA_TLB_H
+ 
+ #define tlb_start_vma(tlb, vma)			do { } while (0)
+ #define tlb_end_vma(tlb, vma)			do { } while (0)
+ #define tlb_remove_tlb_entry(tlb, pte, addr)	do { } while (0)
+ 
+ #define tlb_flush(tlb)				flush_tlb_mm((tlb)->mm)
+ 
  #include <asm-generic/tlb.h>
+ 
+ #define pte_free_tlb(tlb,pte)			pte_free(pte)
+ #define pmd_free_tlb(tlb,pmd)			pmd_free(pmd)
+  
+ #endif
diff -r -C2 tarballs/linux-2.5.20/include/linux/bio.h linux-2.5.20/include/linux/bio.h
*** tarballs/linux-2.5.20/include/linux/bio.h	Mon Jun  3 03:44:52 2002
--- linux-2.5.20/include/linux/bio.h	Tue Jun  4 12:56:40 2002
***************
*** 129,134 ****
   * will die
   */
! #define bio_to_phys(bio)	(page_to_phys(bio_page((bio))) + (unsigned long) bio_offset((bio)))
! #define bvec_to_phys(bv)	(page_to_phys((bv)->bv_page) + (unsigned long) (bv)->bv_offset)
  
  /*
--- 129,134 ----
   * will die
   */
! #define bio_to_phys(bio)	((page_to_pfn(bio_page((bio))) << PAGE_SHIFT) + (unsigned long) bio_offset((bio)))
! #define bvec_to_phys(bv)	((page_to_pfn((bv)->bv_page) << PAGE_SHIFT) + (unsigned long) (bv)->bv_offset)
  
  /*