diff options
Diffstat (limited to 'arch/m32r/kernel')
-rw-r--r-- | arch/m32r/kernel/entry.S | 7 | ||||
-rw-r--r-- | arch/m32r/kernel/head.S | 4 | ||||
-rw-r--r-- | arch/m32r/kernel/vmlinux.lds.S | 78 |
3 files changed, 18 insertions, 71 deletions
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S index 612d35b082a..403869833b9 100644 --- a/arch/m32r/kernel/entry.S +++ b/arch/m32r/kernel/entry.S @@ -118,6 +118,13 @@ #define resume_kernel restore_all #endif +/* how to get the thread information struct from ASM */ +#define GET_THREAD_INFO(reg) GET_THREAD_INFO reg + .macro GET_THREAD_INFO reg + ldi \reg, #-THREAD_SIZE + and \reg, sp + .endm + ENTRY(ret_from_fork) pop r0 bl schedule_tail diff --git a/arch/m32r/kernel/head.S b/arch/m32r/kernel/head.S index 0a7194439eb..a46652dd83e 100644 --- a/arch/m32r/kernel/head.S +++ b/arch/m32r/kernel/head.S @@ -268,13 +268,13 @@ ENTRY(empty_zero_page) /*------------------------------------------------------------------------ * Stack area */ - .section .spi + .section .init.data, "aw" ALIGN .global spi_stack_top .zero 1024 spi_stack_top: - .section .spu + .section .init.data, "aw" ALIGN .global spu_stack_top .zero 1024 diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index de5e21cca6a..8ceb6181d80 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -4,6 +4,7 @@ #include <asm-generic/vmlinux.lds.h> #include <asm/addrspace.h> #include <asm/page.h> +#include <asm/thread_info.h> OUTPUT_ARCH(m32r) #if defined(__LITTLE_ENDIAN__) @@ -40,83 +41,22 @@ SECTIONS #endif _etext = .; /* End of text section */ - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - + EXCEPTION_TABLE(16) RODATA - - /* writeable */ - .data : { /* Data */ - *(.spu) - *(.spi) - DATA_DATA - CONSTRUCTORS - } - - . = ALIGN(4096); - __nosave_begin = .; - .data_nosave : { *(.data.nosave) } - . = ALIGN(4096); - __nosave_end = .; - - . = ALIGN(32); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } - + RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE) _edata = .; /* End of data section */ - . = ALIGN(8192); /* init_task */ - .data.init_task : { *(.data.init_task) } - /* will be freed after init */ - . = ALIGN(4096); /* Init code and data */ + . = ALIGN(PAGE_SIZE); /* Init code and data */ __init_begin = .; - .init.text : { - _sinittext = .; - INIT_TEXT - _einittext = .; - } - .init.data : { INIT_DATA } - . = ALIGN(16); - __setup_start = .; - .init.setup : { *(.init.setup) } - __setup_end = .; - __initcall_start = .; - .initcall.init : { - INITCALLS - } - __initcall_end = .; - __con_initcall_start = .; - .con_initcall.init : { *(.con_initcall.init) } - __con_initcall_end = .; - SECURITY_INIT - . = ALIGN(4); - __alt_instructions = .; - .altinstructions : { *(.altinstructions) } - __alt_instructions_end = .; - .altinstr_replacement : { *(.altinstr_replacement) } - /* .exit.text is discard at runtime, not link time, to deal with references - from .altinstructions and .eh_frame */ - .exit.text : { EXIT_TEXT } - .exit.data : { EXIT_DATA } - -#ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(4096); - __initramfs_start = .; - .init.ramfs : { *(.init.ramfs) } - __initramfs_end = .; -#endif - - PERCPU(4096) - . = ALIGN(4096); + INIT_TEXT_SECTION(PAGE_SIZE) + INIT_DATA_SECTION(16) + PERCPU(PAGE_SIZE) + . = ALIGN(PAGE_SIZE); __init_end = .; /* freed after init ends here */ - __bss_start = .; /* BSS */ - .bss : { *(.bss) } - . = ALIGN(4); - __bss_stop = .; + BSS_SECTION(0, 0, 4) _end = . ; |