1 files changed, 93 insertions, 0 deletions
diff --git a/libc/kernel/arch-sh/asm/pgtable.h b/libc/kernel/arch-sh/asm/pgtable.h
new file mode 100644
index 0000000..3c8ece1
--- /dev/null
+++ b/libc/kernel/arch-sh/asm/pgtable.h
@@ -0,0 +1,93 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef __ASM_SH_PGTABLE_H
+#define __ASM_SH_PGTABLE_H
+
+#include <asm-generic/pgtable-nopmd.h>
+#include <asm/page.h>
+
+#ifndef __ASSEMBLY__
+#include <asm/addrspace.h>
+#include <asm/fixmap.h>
+
+#define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
+
+#endif
+
+#define NEFF 32
+#define NEFF_SIGN (1LL << (NEFF - 1))
+#define NEFF_MASK (-1LL << NEFF)
+
+#define NPHYS 29
+
+#define NPHYS_SIGN (1LL << (NPHYS - 1))
+#define NPHYS_MASK (-1LL << NPHYS)
+
+#define PTE_MAGNITUDE 2  
+#define PTE_SHIFT PAGE_SHIFT
+#define PTE_BITS (PTE_SHIFT - PTE_MAGNITUDE)
+
+#define PGDIR_SHIFT (PTE_SHIFT + PTE_BITS)
+#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
+#define PGDIR_MASK (~(PGDIR_SIZE-1))
+
+#define PTRS_PER_PTE (PAGE_SIZE / (1 << PTE_MAGNITUDE))
+#define PTRS_PER_PGD (PAGE_SIZE / sizeof(pgd_t))
+
+#define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE)
+#define FIRST_USER_ADDRESS 0
+
+#define PHYS_ADDR_MASK 0x1fffffff
+
+#define PTE_PHYS_MASK (PHYS_ADDR_MASK & PAGE_MASK)
+
+#define VMALLOC_START (P3SEG)
+#define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE)
+
+#include <asm/pgtable_32.h>
+
+#define __P000 PAGE_NONE
+#define __P001 PAGE_READONLY
+#define __P010 PAGE_COPY
+#define __P011 PAGE_COPY
+#define __P100 PAGE_EXECREAD
+#define __P101 PAGE_EXECREAD
+#define __P110 PAGE_COPY
+#define __P111 PAGE_COPY
+
+#define __S000 PAGE_NONE
+#define __S001 PAGE_READONLY
+#define __S010 PAGE_WRITEONLY
+#define __S011 PAGE_SHARED
+#define __S100 PAGE_EXECREAD
+#define __S101 PAGE_EXECREAD
+#define __S110 PAGE_RWX
+#define __S111 PAGE_RWX
+
+typedef pte_t *pte_addr_t;
+
+#define kern_addr_valid(addr) (1)
+
+#define io_remap_pfn_range(vma, vaddr, pfn, size, prot)   remap_pfn_range(vma, vaddr, pfn, size, prot)
+
+#define pte_pfn(x) ((unsigned long)(((x).pte_low >> PAGE_SHIFT)))
+
+#define pgtable_cache_init() do { } while (0)
+
+struct mm_struct;
+#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
+
+struct vm_area_struct;
+
+#include <asm-generic/pgtable.h>
+
+#endif