mirror of https://gitee.com/openkylin/linux.git
[PATCH] CRIS update: arch split
Changes necessary to make the sub-arch split complete. Signed-off-by: Mikael Starvik <starvik@axis.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Mikael Starvik
Linus Torvalds
parent
e1637f437f
commit
cb09f540a1
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@ -8,6 +8,12 @@
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* Authors: Bjorn Wesen
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*
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* $Log: ptrace.c,v $
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* Revision 1.10 2004/09/22 11:50:01 orjanf
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* * Moved get_reg/put_reg to arch-specific files.
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* * Added functions to access debug registers (CRISv32).
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* * Added support for PTRACE_SINGLESTEP (CRISv32).
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* * Added S flag to CCS_MASK (CRISv32).
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*
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* Revision 1.9 2003/07/04 12:56:11 tobiasa
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* Moved arch-specific code to arch-specific files.
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*
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@ -72,37 +78,6 @@
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#include <asm/system.h>
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#include <asm/processor.h>
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/*
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* Get contents of register REGNO in task TASK.
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*/
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inline long get_reg(struct task_struct *task, unsigned int regno)
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{
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/* USP is a special case, it's not in the pt_regs struct but
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* in the tasks thread struct
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*/
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if (regno == PT_USP)
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return task->thread.usp;
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else if (regno < PT_MAX)
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return ((unsigned long *)user_regs(task->thread_info))[regno];
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else
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return 0;
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}
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/*
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* Write contents of register REGNO in task TASK.
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*/
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inline int put_reg(struct task_struct *task, unsigned int regno,
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unsigned long data)
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{
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if (regno == PT_USP)
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task->thread.usp = data;
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else if (regno < PT_MAX)
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((unsigned long *)user_regs(task->thread_info))[regno] = data;
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else
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return -1;
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return 0;
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}
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/* notification of userspace execution resumption
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* - triggered by current->work.notify_resume
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@ -1,6 +1,16 @@
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#ifndef __ASMCRIS_ARCH_ELF_H
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#define __ASMCRIS_ARCH_ELF_H
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#define ELF_MACH EF_CRIS_VARIANT_ANY_V0_V10
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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#define elf_check_arch(x) \
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((x)->e_machine == EM_CRIS \
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&& ((((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_ANY_V0_V10 \
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|| (((x)->e_flags & EF_CRIS_VARIANT_MASK) == EF_CRIS_VARIANT_COMMON_V10_V32))))
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/*
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* ELF register definitions..
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*/
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@ -0,0 +1,22 @@
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#ifndef _ASM_ARCH_MEMMAP_H
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#define _ASM_ARCH_MEMMAP_H
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#define MEM_CSE0_START (0x00000000)
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#define MEM_CSE0_SIZE (0x04000000)
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#define MEM_CSE1_START (0x04000000)
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#define MEM_CSE1_SIZE (0x04000000)
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#define MEM_CSR0_START (0x08000000)
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#define MEM_CSR1_START (0x0c000000)
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#define MEM_CSP0_START (0x10000000)
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#define MEM_CSP1_START (0x14000000)
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#define MEM_CSP2_START (0x18000000)
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#define MEM_CSP3_START (0x1c000000)
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#define MEM_CSP4_START (0x20000000)
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#define MEM_CSP5_START (0x24000000)
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#define MEM_CSP6_START (0x28000000)
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#define MEM_CSP7_START (0x2c000000)
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#define MEM_DRAM_START (0x40000000)
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#define MEM_NON_CACHEABLE (0x80000000)
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#endif
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@ -59,4 +59,12 @@ struct thread_struct {
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wrusp(usp); \
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} while(0)
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/* Called when handling a kernel bus fault fixup.
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*
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* After a fixup we do not want to return by restoring the CPU-state
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* anymore, so switch frame-types (see ptrace.h)
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*/
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#define arch_fixup(regs) \
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regs->frametype = CRIS_FRAME_NORMAL;
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#endif
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@ -8,6 +8,27 @@
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#include <asm/arch/elf.h>
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#include <asm/user.h>
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#define R_CRIS_NONE 0
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#define R_CRIS_8 1
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#define R_CRIS_16 2
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#define R_CRIS_32 3
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#define R_CRIS_8_PCREL 4
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#define R_CRIS_16_PCREL 5
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#define R_CRIS_32_PCREL 6
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#define R_CRIS_GNU_VTINHERIT 7
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#define R_CRIS_GNU_VTENTRY 8
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#define R_CRIS_COPY 9
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#define R_CRIS_GLOB_DAT 10
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#define R_CRIS_JUMP_SLOT 11
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#define R_CRIS_RELATIVE 12
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#define R_CRIS_16_GOT 13
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#define R_CRIS_32_GOT 14
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#define R_CRIS_16_GOTPLT 15
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#define R_CRIS_32_GOTPLT 16
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#define R_CRIS_32_GOTREL 17
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#define R_CRIS_32_PLT_GOTREL 18
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#define R_CRIS_32_PLT_PCREL 19
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typedef unsigned long elf_greg_t;
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/* Note that NGREG is defined to ELF_NGREG in include/linux/elfcore.h, and is
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@ -18,18 +39,30 @@ typedef elf_greg_t elf_gregset_t[ELF_NGREG];
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/* A placeholder; CRIS does not have any fp regs. */
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typedef unsigned long elf_fpregset_t;
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/*
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* This is used to ensure we don't load something for the wrong architecture.
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*/
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#define elf_check_arch(x) ( (x)->e_machine == EM_CRIS )
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/*
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* These are used to set parameters in the core dumps.
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*/
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#define ELF_CLASS ELFCLASS32
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#define ELF_DATA ELFDATA2LSB;
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#define ELF_DATA ELFDATA2LSB
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#define ELF_ARCH EM_CRIS
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/* The master for these definitions is {binutils}/include/elf/cris.h: */
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/* User symbols in this file have a leading underscore. */
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#define EF_CRIS_UNDERSCORE 0x00000001
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/* This is a mask for different incompatible machine variants. */
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#define EF_CRIS_VARIANT_MASK 0x0000000e
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/* Variant 0; may contain v0..10 object. */
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#define EF_CRIS_VARIANT_ANY_V0_V10 0x00000000
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/* Variant 1; contains v32 object. */
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#define EF_CRIS_VARIANT_V32 0x00000002
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/* Variant 2; contains object compatible with v32 and v10. */
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#define EF_CRIS_VARIANT_COMMON_V10_V32 0x00000004
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/* End of excerpt from {binutils}/include/elf/cris.h. */
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#define USE_ELF_CORE_DUMP
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#define ELF_EXEC_PAGESIZE 8192
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@ -13,7 +13,7 @@
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are enabled.
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*
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*
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* For ETRAX 200 (ARCH_V32):
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* For ETRAX FS (ARCH_V32):
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* /dev/gpioa minor 0, 8 bit GPIO, each bit can change direction
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* /dev/gpiob minor 1, 18 bit GPIO, each bit can change direction
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* /dev/gpioc minor 2, 18 bit GPIO, each bit can change direction
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@ -39,10 +39,10 @@
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#define ETRAXGPIO_IOCTYPE 43
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#define GPIO_MINOR_A 0
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#define GPIO_MINOR_B 1
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#define GPIO_MINOR_C 2
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#define GPIO_MINOR_D 3
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#define GPIO_MINOR_E 4
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#define GPIO_MINOR_LEDS 5
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#define GPIO_MINOR_LEDS 2
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#define GPIO_MINOR_C 3
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#define GPIO_MINOR_D 4
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#define GPIO_MINOR_E 5
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#define GPIO_MINOR_LAST 5
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#endif
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