From: Ley Foon Tan <lftan@altera.com>
To: <linux-arch@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-doc@vger.kernel.org>
Cc: Ley Foon Tan <lftan@altera.com>, <lftan.linux@gmail.com>,
<cltang@codesourcery.com>
Subject: [PATCH 09/28] nios2: Page table management
Date: Fri, 18 Apr 2014 20:26:53 +0800 [thread overview]
Message-ID: <1397824031-4892-7-git-send-email-lftan@altera.com> (raw)
In-Reply-To: <1397824031-4892-1-git-send-email-lftan@altera.com>
This patch adds support for page table management.
Signed-off-by: Ley Foon Tan <lftan@altera.com>
---
arch/nios2/include/asm/pgalloc.h | 86 ++++++++++
arch/nios2/include/asm/pgtable-bits.h | 35 ++++
arch/nios2/include/asm/pgtable.h | 304 ++++++++++++++++++++++++++++++++++
arch/nios2/mm/pgtable.c | 73 ++++++++
4 files changed, 498 insertions(+)
create mode 100644 arch/nios2/include/asm/pgalloc.h
create mode 100644 arch/nios2/include/asm/pgtable-bits.h
create mode 100644 arch/nios2/include/asm/pgtable.h
create mode 100644 arch/nios2/mm/pgtable.c
diff --git a/arch/nios2/include/asm/pgalloc.h b/arch/nios2/include/asm/pgalloc.h
new file mode 100644
index 0000000..6e2985e0a7b90284641d41a839b34df22d8864fd
--- /dev/null
+++ b/arch/nios2/include/asm/pgalloc.h
@@ -0,0 +1,86 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1994 - 2001, 2003 by Ralf Baechle
+ * Copyright (C) 1999, 2000, 2001 Silicon Graphics, Inc.
+ */
+
+#ifndef _ASM_NIOS2_PGALLOC_H
+#define _ASM_NIOS2_PGALLOC_H
+
+#include <linux/mm.h>
+
+static inline void pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmd,
+ pte_t *pte)
+{
+ set_pmd(pmd, __pmd((unsigned long)pte));
+}
+
+static inline void pmd_populate(struct mm_struct *mm, pmd_t *pmd,
+ pgtable_t pte)
+{
+ set_pmd(pmd, __pmd((unsigned long)page_address(pte)));
+}
+#define pmd_pgtable(pmd) pmd_page(pmd)
+
+/*
+ * Initialize a new pmd table with invalid pointers.
+ */
+extern void pmd_init(unsigned long page, unsigned long pagetable);
+
+extern pgd_t *pgd_alloc(struct mm_struct *mm);
+
+static inline void pgd_free(struct mm_struct *mm, pgd_t *pgd)
+{
+ free_pages((unsigned long)pgd, PGD_ORDER);
+}
+
+static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm,
+ unsigned long address)
+{
+ pte_t *pte;
+
+ pte = (pte_t *) __get_free_pages(GFP_KERNEL|__GFP_REPEAT|__GFP_ZERO,
+ PTE_ORDER);
+
+ return pte;
+}
+
+static inline pgtable_t pte_alloc_one(struct mm_struct *mm,
+ unsigned long address)
+{
+ struct page *pte;
+
+ pte = alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER);
+ if (pte) {
+ if (!pgtable_page_ctor(pte)) {
+ __free_page(pte);
+ return NULL;
+ }
+ clear_highpage(pte);
+ }
+ return pte;
+}
+
+static inline void pte_free_kernel(struct mm_struct *mm, pte_t *pte)
+{
+ free_pages((unsigned long)pte, PTE_ORDER);
+}
+
+static inline void pte_free(struct mm_struct *mm, struct page *pte)
+{
+ pgtable_page_dtor(pte);
+ __free_pages(pte, PTE_ORDER);
+}
+
+#define __pte_free_tlb(tlb, pte, addr) \
+ do { \
+ pgtable_page_dtor(pte); \
+ tlb_remove_page((tlb), (pte)); \
+ } while (0)
+
+#define check_pgt_cache() do { } while (0)
+
+#endif /* _ASM_NIOS2_PGALLOC_H */
diff --git a/arch/nios2/include/asm/pgtable-bits.h b/arch/nios2/include/asm/pgtable-bits.h
new file mode 100644
index 0000000..ce9e7069aa969e54021b2fbbf4b019e2333d24eb
--- /dev/null
+++ b/arch/nios2/include/asm/pgtable-bits.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
+ * Copyright (C) 2009 Wind River Systems Inc
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_NIOS2_PGTABLE_BITS_H
+#define _ASM_NIOS2_PGTABLE_BITS_H
+
+/*
+ * These are actual hardware defined protection bits in the tlbacc register
+ * which looks like this:
+ *
+ * 31 30 ... 26 25 24 23 22 21 20 19 18 ... 1 0
+ * ignored........ C R W X G PFN............
+ */
+#define _PAGE_GLOBAL (1<<20)
+#define _PAGE_EXEC (1<<21)
+#define _PAGE_WRITE (1<<22)
+#define _PAGE_READ (1<<23)
+#define _PAGE_CACHED (1<<24) /* C: data access cacheable */
+
+/*
+ * Software defined bits. They are ignored by the hardware and always read back
+ * as zero, but can be written as non-zero.
+ */
+#define _PAGE_PRESENT (1<<25) /* PTE contains a translation */
+#define _PAGE_ACCESSED (1<<26) /* page referenced */
+#define _PAGE_DIRTY (1<<27) /* dirty page */
+#define _PAGE_FILE (1<<28) /* PTE used for file mapping or swap */
+
+#endif /* _ASM_NIOS2_PGTABLE_BITS_H */
diff --git a/arch/nios2/include/asm/pgtable.h b/arch/nios2/include/asm/pgtable.h
new file mode 100644
index 0000000..9aedd3408350d5fe8f24bfc7fa4f05f275381a86
--- /dev/null
+++ b/arch/nios2/include/asm/pgtable.h
@@ -0,0 +1,304 @@
+/*
+ * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
+ * Copyright (C) 2009 Wind River Systems Inc
+ *
+ * Based on asm/pgtable-32.h from mips which is:
+ *
+ * Copyright (C) 1994, 95, 96, 97, 98, 99, 2000, 2003 Ralf Baechle
+ * Copyright (C) 1999, 2000, 2001 Silicon Graphics, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_NIOS2_PGTABLE_H
+#define _ASM_NIOS2_PGTABLE_H
+
+#include <linux/io.h>
+#include <linux/bug.h>
+#include <asm/page.h>
+#include <asm/cacheflush.h>
+#include <asm/tlbflush.h>
+
+#include <asm/pgtable-bits.h>
+#include <asm-generic/pgtable-nopmd.h>
+
+#define FIRST_USER_ADDRESS 0
+
+#define VMALLOC_START CONFIG_KERNEL_MMU_REGION_BASE
+#define VMALLOC_END (CONFIG_KERNEL_REGION_BASE - 1)
+
+struct mm_struct;
+
+/* Helper macro */
+#define MKP(x, w, r) __pgprot(_PAGE_PRESENT | _PAGE_CACHED | \
+ ((x) ? _PAGE_EXEC : 0) | \
+ ((r) ? _PAGE_READ : 0) | \
+ ((w) ? _PAGE_WRITE : 0))
+/*
+ * These are the macros that generic kernel code needs
+ * (to populate protection_map[])
+ */
+
+/* Remove W bit on private pages for COW support */
+#define __P000 MKP(0, 0, 0)
+#define __P001 MKP(0, 0, 1)
+#define __P010 MKP(0, 0, 0) /* COW */
+#define __P011 MKP(0, 0, 1) /* COW */
+#define __P100 MKP(1, 0, 0)
+#define __P101 MKP(1, 0, 1)
+#define __P110 MKP(1, 0, 0) /* COW */
+#define __P111 MKP(1, 0, 1) /* COW */
+
+/* Shared pages can have exact HW mapping */
+#define __S000 MKP(0, 0, 0)
+#define __S001 MKP(0, 0, 1)
+#define __S010 MKP(0, 1, 0)
+#define __S011 MKP(0, 1, 1)
+#define __S100 MKP(1, 0, 0)
+#define __S101 MKP(1, 0, 1)
+#define __S110 MKP(1, 1, 0)
+#define __S111 MKP(1, 1, 1)
+
+/* Used all over the kernel */
+#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_CACHED | _PAGE_READ | \
+ _PAGE_WRITE | _PAGE_EXEC | _PAGE_GLOBAL)
+
+#define PAGE_COPY MKP(0, 0, 1)
+
+#define PGD_ORDER 0
+#define PTE_ORDER 0
+
+#define PTRS_PER_PGD ((PAGE_SIZE << PGD_ORDER) / sizeof(pgd_t))
+#define PTRS_PER_PTE ((PAGE_SIZE << PTE_ORDER) / sizeof(pte_t))
+
+#define USER_PTRS_PER_PGD (CONFIG_KERNEL_MMU_REGION_BASE / PGDIR_SIZE)
+
+#define PGDIR_SHIFT 22
+#define PGDIR_SIZE (1UL << PGDIR_SHIFT)
+#define PGDIR_MASK (~(PGDIR_SIZE-1))
+
+/*
+ * ZERO_PAGE is a global shared page that is always zero: used
+ * for zero-mapped memory areas etc..
+ */
+extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)];
+#define ZERO_PAGE(vaddr) (virt_to_page(empty_zero_page))
+
+extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
+extern pte_t invalid_pte_table[PAGE_SIZE/sizeof(pte_t)];
+
+/*
+ * (pmds are folded into puds so this doesn't get actually called,
+ * but the define is needed for a generic inline function.)
+ */
+static inline void set_pmd(pmd_t *pmdptr, pmd_t pmdval)
+{
+ pmdptr->pud.pgd.pgd = pmdval.pud.pgd.pgd;
+}
+
+/* to find an entry in a page-table-directory */
+#define pgd_index(addr) (((addr) >> PGDIR_SHIFT) & (PTRS_PER_PGD - 1))
+#define pgd_offset(mm, addr) ((mm)->pgd + pgd_index(addr))
+
+static inline int pte_write(pte_t pte) \
+ { return pte_val(pte) & _PAGE_WRITE; }
+static inline int pte_dirty(pte_t pte) \
+ { return pte_val(pte) & _PAGE_DIRTY; }
+static inline int pte_young(pte_t pte) \
+ { return pte_val(pte) & _PAGE_ACCESSED; }
+static inline int pte_file(pte_t pte) \
+ { return pte_val(pte) & _PAGE_FILE; }
+static inline int pte_special(pte_t pte) { return 0; }
+
+#define pgprot_noncached pgprot_noncached
+
+static inline pgprot_t pgprot_noncached(pgprot_t _prot)
+{
+ unsigned long prot = pgprot_val(_prot);
+
+ prot &= ~_PAGE_CACHED;
+
+ return __pgprot(prot);
+}
+
+static inline int pte_none(pte_t pte)
+{
+ return !(pte_val(pte) & ~(_PAGE_GLOBAL|0xf));
+}
+
+static inline int pte_present(pte_t pte) \
+ { return pte_val(pte) & _PAGE_PRESENT; }
+
+/*
+ * The following only work if pte_present() is true.
+ * Undefined behaviour if not..
+ */
+static inline pte_t pte_wrprotect(pte_t pte)
+{
+ pte_val(pte) &= ~_PAGE_WRITE;
+ return pte;
+}
+
+static inline pte_t pte_mkclean(pte_t pte)
+{
+ pte_val(pte) &= ~_PAGE_DIRTY;
+ return pte;
+}
+
+static inline pte_t pte_mkold(pte_t pte)
+{
+ pte_val(pte) &= ~_PAGE_ACCESSED;
+ return pte;
+}
+
+static inline pte_t pte_mkwrite(pte_t pte)
+{
+ pte_val(pte) |= _PAGE_WRITE;
+ return pte;
+}
+
+static inline pte_t pte_mkdirty(pte_t pte)
+{
+ pte_val(pte) |= _PAGE_DIRTY;
+ return pte;
+}
+
+static inline pte_t pte_mkspecial(pte_t pte) { return pte; }
+
+static inline pte_t pte_mkyoung(pte_t pte)
+{
+ pte_val(pte) |= _PAGE_ACCESSED;
+ return pte;
+}
+
+static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
+{
+ const unsigned long mask = _PAGE_READ | _PAGE_WRITE | _PAGE_EXEC;
+ pte_val(pte) = (pte_val(pte) & ~mask) | (pgprot_val(newprot) & mask);
+ return pte;
+}
+
+static inline int pmd_present(pmd_t pmd)
+{
+ return (pmd_val(pmd) != (unsigned long) invalid_pte_table)
+ && (pmd_val(pmd) != 0UL);
+}
+
+static inline void pmd_clear(pmd_t *pmdp)
+{
+ pmd_val(*pmdp) = (unsigned long) invalid_pte_table;
+}
+
+#define pte_pfn(pte) (pte_val(pte) & 0xfffff)
+#define pfn_pte(pfn, prot) (__pte(pfn | pgprot_val(prot)))
+#define pte_page(pte) (pfn_to_page(pte_pfn(pte)))
+
+/*
+ * Store a linux PTE into the linux page table.
+ */
+static inline void set_pte(pte_t *ptep, pte_t pteval)
+{
+ *ptep = pteval;
+}
+
+static inline void set_pte_at(struct mm_struct *mm, unsigned long addr,
+ pte_t *ptep, pte_t pteval)
+{
+ unsigned long paddr = page_to_virt(pte_page(pteval));
+ flush_dcache_range(paddr, paddr + PAGE_SIZE);
+ set_pte(ptep, pteval);
+}
+
+static inline int pmd_none(pmd_t pmd)
+{
+ return (pmd_val(pmd) ==
+ (unsigned long) invalid_pte_table) || (pmd_val(pmd) == 0UL);
+}
+
+#define pmd_bad(pmd) (pmd_val(pmd) & ~PAGE_MASK)
+
+static inline void pte_clear(struct mm_struct *mm,
+ unsigned long addr, pte_t *ptep)
+{
+ pte_t null;
+
+ pte_val(null) = (addr >> PAGE_SHIFT) & 0xf;
+
+ set_pte_at(mm, addr, ptep, null);
+ flush_tlb_one(addr);
+}
+
+/*
+ * Conversion functions: convert a page and protection to a page entry,
+ * and a page entry and page directory to the page they refer to.
+ */
+#define mk_pte(page, prot) (pfn_pte(page_to_pfn(page), prot))
+
+#define pte_unmap(pte) do { } while (0)
+
+/*
+ * Conversion functions: convert a page and protection to a page entry,
+ * and a page entry and page directory to the page they refer to.
+ */
+#define pmd_phys(pmd) virt_to_phys((void *)pmd_val(pmd))
+#define pmd_page(pmd) (pfn_to_page(pmd_phys(pmd) >> PAGE_SHIFT))
+#define pmd_page_vaddr(pmd) pmd_val(pmd)
+
+#define pte_offset_map(dir, addr) \
+ ((pte_t *) page_address(pmd_page(*dir)) + \
+ (((addr) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)))
+
+/* to find an entry in a kernel page-table-directory */
+#define pgd_offset_k(addr) pgd_offset(&init_mm, addr)
+
+/* Get the address to the PTE for a vaddr in specfic directory */
+#define pte_offset_kernel(dir, addr) \
+ ((pte_t *) pmd_page_vaddr(*(dir)) + \
+ (((addr) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)))
+
+#define pte_ERROR(e) \
+ pr_err("%s:%d: bad pte %08lx.\n", \
+ __FILE__, __LINE__, pte_val(e))
+#define pgd_ERROR(e) \
+ pr_err("%s:%d: bad pgd %08lx.\n", \
+ __FILE__, __LINE__, pgd_val(e))
+
+/*
+ * Encode and decode a swap entry (must be !pte_none(pte) && !pte_present(pte)
+ * && !pte_file(pte)):
+ *
+ * 31 30 29 28 27 26 25 24 23 22 21 20 19 18 ... 1 0
+ * 0 0 0 0 type. 0 0 0 0 0 0 offset.........
+ *
+ * This gives us up to 2**2 = 4 swap files and 2**20 * 4K = 4G per swap file.
+ *
+ * Note that the offset field is always non-zero, thus !pte_none(pte) is always
+ * true.
+ */
+#define __swp_type(swp) (((swp).val >> 26) & 0x3)
+#define __swp_offset(swp) ((swp).val & 0xfffff)
+#define __swp_entry(type, off) ((swp_entry_t) { (((type) & 0x3) << 26) \
+ | ((off) & 0xfffff) })
+#define __swp_entry_to_pte(swp) ((pte_t) { (swp).val })
+#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
+
+/* Encode and decode a nonlinear file mapping entry */
+#define PTE_FILE_MAX_BITS 25
+#define pte_to_pgoff(pte) (pte_val(pte) & 0x1ffffff)
+#define pgoff_to_pte(off) __pte(((off) & 0x1ffffff) | _PAGE_FILE)
+
+#define kern_addr_valid(addr) (1)
+
+#include <asm-generic/pgtable.h>
+
+#define pgtable_cache_init() do { } while (0)
+
+extern void __init paging_init(void);
+extern void __init mmu_init(void);
+
+extern void update_mmu_cache(struct vm_area_struct *vma,
+ unsigned long address, pte_t *pte);
+
+#endif /* _ASM_NIOS2_PGTABLE_H */
diff --git a/arch/nios2/mm/pgtable.c b/arch/nios2/mm/pgtable.c
new file mode 100644
index 0000000..21e865f1079aba32ed8964b82ff1979c473b119a
--- /dev/null
+++ b/arch/nios2/mm/pgtable.c
@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2009 Wind River Systems Inc
+ * Implemented by fredrik.markstrom@gmail.com and ivarholmqvist@gmail.com
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/mm.h>
+#include <linux/sched.h>
+
+#include <asm/pgtable.h>
+#include <asm/cpuinfo.h>
+
+/* pteaddr:
+ * ptbase | vpn* | zero
+ * 31-22 | 21-2 | 1-0
+ *
+ * *vpn is preserved on double fault
+ *
+ * tlbacc:
+ * IG |*flags| pfn
+ * 31-25|24-20 | 19-0
+ *
+ * *crwxg
+ *
+ * tlbmisc:
+ * resv |way |rd | we|pid |dbl|bad|perm|d
+ * 31-24 |23-20 |19 | 20|17-4|3 |2 |1 |0
+ *
+ */
+
+/*
+ * Initialize a new pgd / pmd table with invalid pointers.
+ */
+static void pgd_init(pgd_t *pgd)
+{
+ unsigned long *p = (unsigned long *) pgd;
+ int i;
+
+ for (i = 0; i < USER_PTRS_PER_PGD; i += 8) {
+ p[i + 0] = (unsigned long) invalid_pte_table;
+ p[i + 1] = (unsigned long) invalid_pte_table;
+ p[i + 2] = (unsigned long) invalid_pte_table;
+ p[i + 3] = (unsigned long) invalid_pte_table;
+ p[i + 4] = (unsigned long) invalid_pte_table;
+ p[i + 5] = (unsigned long) invalid_pte_table;
+ p[i + 6] = (unsigned long) invalid_pte_table;
+ p[i + 7] = (unsigned long) invalid_pte_table;
+ }
+}
+
+pgd_t *pgd_alloc(struct mm_struct *mm)
+{
+ pgd_t *ret, *init;
+ ret = (pgd_t *) __get_free_pages(GFP_KERNEL, PGD_ORDER);
+ if (ret) {
+ init = pgd_offset(&init_mm, 0UL);
+ pgd_init(ret);
+ memcpy(ret + USER_PTRS_PER_PGD, init + USER_PTRS_PER_PGD,
+ (PTRS_PER_PGD - USER_PTRS_PER_PGD) * sizeof(pgd_t));
+ }
+
+ return ret;
+}
+
+void __init pagetable_init(void)
+{
+ /* Initialize the entire pgd. */
+ pgd_init(swapper_pg_dir);
+ pgd_init(swapper_pg_dir + USER_PTRS_PER_PGD);
+}
--
1.8.3.2
next prev parent reply other threads:[~2014-04-18 12:27 UTC|newest]
Thread overview: 126+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-18 12:26 [PATCH 00/28] nios2 Linux kernel port Ley Foon Tan
2014-04-18 12:26 ` [PATCH 01/28] nios2: Build infrastructure Ley Foon Tan
2014-04-18 14:35 ` Sam Ravnborg
2014-04-21 3:03 ` Ley Foon Tan
2014-04-18 19:16 ` Paul Bolle
2014-04-21 5:02 ` Ley Foon Tan
2014-04-18 19:41 ` Paul Bolle
2014-04-21 3:26 ` Ley Foon Tan
2014-04-18 12:26 ` [PATCH 02/28] nios2: Assembly macros and definitions Ley Foon Tan
2014-04-18 12:26 ` [PATCH 04/28] nios2: Exception handling Ley Foon Tan
2014-04-22 10:57 ` Ezequiel Garcia
2014-04-22 11:08 ` Ley Foon Tan
2014-04-22 12:33 ` Arnd Bergmann
2014-04-23 2:47 ` Ley Foon Tan
2014-04-23 7:20 ` Geert Uytterhoeven
2014-04-23 12:23 ` Arnd Bergmann
2014-04-24 6:04 ` Ley Foon Tan
2014-04-18 12:26 ` [PATCH 06/28] nios2: Memory management Ley Foon Tan
2014-04-22 14:24 ` Ezequiel Garcia
2014-04-22 15:14 ` Tobias Klauser
2014-04-22 15:35 ` Ezequiel Garcia
2014-04-22 16:01 ` Chung-Lin Tang
2014-04-22 16:27 ` Ezequiel Garcia
2014-04-22 16:36 ` Chung-Lin Tang
2014-04-22 16:24 ` Sam Ravnborg
2014-04-23 2:53 ` LF.Tan
2014-04-23 7:24 ` Geert Uytterhoeven
2014-04-18 12:26 ` [PATCH 08/28] nios2: MMU Fault handling Ley Foon Tan
2014-04-22 14:30 ` Ezequiel Garcia
2014-04-24 6:42 ` Ley Foon Tan
2014-04-24 15:22 ` Ezequiel Garcia
2014-04-24 16:02 ` Ley Foon Tan
2014-04-24 16:18 ` Ezequiel Garcia
2014-04-24 7:18 ` Geert Uytterhoeven
2014-04-18 12:26 ` Ley Foon Tan [this message]
2014-04-19 16:05 ` [PATCH 09/28] nios2: Page table management Pavel Machek
2014-04-22 8:09 ` Ley Foon Tan
2014-04-18 12:26 ` [PATCH 10/28] nios2: Process management Ley Foon Tan
2014-04-18 12:26 ` [PATCH 11/28] nios2: Cache handling Ley Foon Tan
2014-04-18 12:26 ` [PATCH 12/28] nios2: TLB handling Ley Foon Tan
2014-04-18 12:26 ` [PATCH 13/28] nios2: Interrupt handling Ley Foon Tan
2014-04-18 12:26 ` [PATCH 15/28] nios2: ELF definitions Ley Foon Tan
2014-04-18 12:26 ` [PATCH 16/28] nios2: System calls handling Ley Foon Tan
2014-04-19 16:09 ` Pavel Machek
2014-04-21 17:32 ` Ley Foon Tan
2014-04-21 17:52 ` Richard Weinberger
2014-04-21 20:48 ` Pavel Machek
2014-04-22 8:24 ` Ley Foon Tan
2014-04-21 20:46 ` Pavel Machek
2014-04-19 20:12 ` Geert Uytterhoeven
2014-04-21 17:23 ` Ley Foon Tan
2014-04-22 12:30 ` Arnd Bergmann
2014-04-24 16:23 ` Ley Foon Tan
2014-04-18 12:27 ` [PATCH 17/28] nios2: Signal handling support Ley Foon Tan
2014-04-19 19:29 ` Richard Weinberger
2014-04-24 10:01 ` Ley Foon Tan
2014-04-24 10:07 ` Richard Weinberger
2014-04-24 10:13 ` Ley Foon Tan
2014-04-24 10:17 ` Richard Weinberger
2014-04-24 10:29 ` Ley Foon Tan
2014-04-24 10:39 ` Richard Weinberger
2014-04-24 10:46 ` Ley Foon Tan
2014-04-24 16:16 ` Richard Weinberger
2014-04-18 12:27 ` [PATCH 18/28] nios2: Library functions Ley Foon Tan
2014-04-18 12:27 ` [PATCH 19/28] nios2: Device tree support Ley Foon Tan
2014-04-22 13:42 ` Arnd Bergmann
2014-04-23 6:52 ` Ley Foon Tan
2014-04-23 7:35 ` Arnd Bergmann
2014-04-23 9:52 ` Ley Foon Tan
2014-04-24 16:05 ` Ezequiel Garcia
2014-04-18 12:27 ` [PATCH 20/28] nios2: Time keeping Ley Foon Tan
2014-04-22 13:44 ` Arnd Bergmann
2014-04-23 3:21 ` Ley Foon Tan
2014-04-18 12:27 ` [PATCH 21/28] nios2: Cpuinfo handling Ley Foon Tan
2014-04-18 12:27 ` [PATCH 22/28] nios2: Miscellaneous header files Ley Foon Tan
2014-04-18 12:27 ` [PATCH 23/28] nios2: Nios2 registers Ley Foon Tan
2014-04-22 12:39 ` Tobias Klauser
2014-04-23 7:10 ` Ley Foon Tan
2014-04-23 8:00 ` Tobias Klauser
2014-04-18 12:27 ` [PATCH 24/28] nios2: Module support Ley Foon Tan
2014-04-18 12:27 ` [PATCH 25/28] nios2: ptrace support Ley Foon Tan
2014-04-25 23:52 ` Pedro Alves
2014-04-28 6:03 ` Ley Foon Tan
2014-04-18 12:27 ` [PATCH 26/28] Add ELF machine define for Nios2 Ley Foon Tan
2014-04-18 12:27 ` [PATCH 27/28] MAINTAINERS: Add nios2 maintainer Ley Foon Tan
2014-04-18 12:27 ` [PATCH 28/28] Documentation: Add documentation for Nios2 architecture Ley Foon Tan
2014-04-22 12:28 ` Tobias Klauser
2014-04-23 7:48 ` Ley Foon Tan
2014-04-18 18:19 ` [PATCH 03/28] nios2: Kernel booting and initialization Ley Foon Tan
2014-04-18 18:19 ` [PATCH 05/28] nios2: Traps exception handling Ley Foon Tan
2014-04-22 14:28 ` Ezequiel Garcia
2014-04-23 10:07 ` Ley Foon Tan
2014-04-18 18:19 ` [PATCH 07/28] nios2: I/O Mapping Ley Foon Tan
2014-04-22 13:59 ` Arnd Bergmann
2014-04-24 6:02 ` Ley Foon Tan
2014-04-24 7:43 ` Arnd Bergmann
2014-04-24 15:51 ` Ley Foon Tan
2014-05-02 10:37 ` Ley Foon Tan
2014-05-02 12:22 ` Arnd Bergmann
2014-05-05 7:13 ` Ley Foon Tan
2014-04-18 18:19 ` [PATCH 14/28] nios2: DMA mapping API Ley Foon Tan
2014-04-22 13:52 ` Arnd Bergmann
2014-04-25 10:13 ` Ley Foon Tan
2014-04-25 10:33 ` Arnd Bergmann
2014-04-25 10:36 ` Ley Foon Tan
2014-04-18 20:48 ` [PATCH 00/28] nios2 Linux kernel port H. Peter Anvin
2014-04-19 15:30 ` Arnd Bergmann
2014-04-21 5:23 ` Ley Foon Tan
2014-04-21 5:31 ` H. Peter Anvin
2014-04-21 8:14 ` Chung-Lin Tang
2014-04-22 10:37 ` Ley Foon Tan
2014-04-22 10:56 ` Arnd Bergmann
2014-04-22 11:20 ` Ley Foon Tan
2014-04-22 14:48 ` Chung-Lin Tang
2014-04-23 17:59 ` Chung-Lin Tang
2014-04-23 18:15 ` Pinski, Andrew
2014-04-23 19:21 ` H. Peter Anvin
2014-04-24 6:26 ` Chung-Lin Tang
2014-04-24 8:55 ` Chung-Lin Tang
2014-04-24 15:28 ` Catalin Marinas
2014-04-24 18:37 ` Chung-Lin Tang
2014-04-24 18:42 ` Pinski, Andrew
2014-04-25 6:06 ` Chung-Lin Tang
2014-04-25 8:37 ` Pinski, Andrew
2014-04-25 13:19 ` Chung-Lin Tang
2014-04-25 8:49 ` Geert Uytterhoeven
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