diff options
Diffstat (limited to 'arch/sh/kernel')
| -rw-r--r-- | arch/sh/kernel/cpu/irq/ipr.c | 9 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 27 | ||||
| -rw-r--r-- | arch/sh/kernel/irq.c | 8 | ||||
| -rw-r--r-- | arch/sh/kernel/setup.c | 46 | ||||
| -rw-r--r-- | arch/sh/kernel/vmlinux.lds.S | 201 | ||||
| -rw-r--r-- | arch/sh/kernel/vsyscall/vsyscall.lds.S | 5 |
6 files changed, 150 insertions, 146 deletions
diff --git a/arch/sh/kernel/cpu/irq/ipr.c b/arch/sh/kernel/cpu/irq/ipr.c index 5da32541488..56ea7b269b5 100644 --- a/arch/sh/kernel/cpu/irq/ipr.c +++ b/arch/sh/kernel/cpu/irq/ipr.c @@ -49,7 +49,6 @@ static void enable_ipr_irq(unsigned int irq) * bits/4. This is to make it easier to read the value directly from the * datasheets. The IPR address is calculated using the ipr_offset table. */ - void register_ipr_controller(struct ipr_desc *desc) { int i; @@ -71,12 +70,4 @@ void register_ipr_controller(struct ipr_desc *desc) disable_ipr_irq(p->irq); } } - EXPORT_SYMBOL(register_ipr_controller); - -#if !defined(CONFIG_CPU_HAS_PINT_IRQ) -int ipr_irq_demux(int irq) -{ - return irq; -} -#endif diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 55f66104431..b9c6547c4a9 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -14,6 +14,32 @@ #include <asm/mmzone.h> #include <asm/sci.h> +static struct resource usbf_resources[] = { + [0] = { + .name = "m66592_udc", + .start = 0xA4480000, + .end = 0xA44800FF, + .flags = IORESOURCE_MEM, + }, + [1] = { + .name = "m66592_udc", + .start = 65, + .end = 65, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct platform_device usbf_device = { + .name = "m66592_udc", + .id = -1, + .dev = { + .dma_mask = NULL, + .coherent_dma_mask = 0xffffffff, + }, + .num_resources = ARRAY_SIZE(usbf_resources), + .resource = usbf_resources, +}; + static struct plat_sci_port sci_platform_data[] = { { .mapbase = 0xffe00000, @@ -47,6 +73,7 @@ static struct platform_device sci_device = { }; static struct platform_device *sh7722_devices[] __initdata = { + &usbf_device, &sci_device, }; diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index 4b49d03ffbd..348da194ec9 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -69,7 +69,7 @@ unlock: } #endif -#ifdef CONFIG_4KSTACKS +#ifdef CONFIG_IRQSTACKS /* * per-CPU IRQ handling contexts (thread information and stack) */ @@ -85,7 +85,7 @@ static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly; asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs) { struct pt_regs *old_regs = set_irq_regs(regs); -#ifdef CONFIG_4KSTACKS +#ifdef CONFIG_IRQSTACKS union irq_ctx *curctx, *irqctx; #endif @@ -109,7 +109,7 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs) irq = irq_demux(evt2irq(irq)); -#ifdef CONFIG_4KSTACKS +#ifdef CONFIG_IRQSTACKS curctx = (union irq_ctx *)current_thread_info(); irqctx = hardirq_ctx[smp_processor_id()]; @@ -157,7 +157,7 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs) return 1; } -#ifdef CONFIG_4KSTACKS +#ifdef CONFIG_IRQSTACKS static char softirq_stack[NR_CPUS * THREAD_SIZE] __attribute__((__section__(".bss.page_aligned"))); diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index b749403f6b3..0b8c45d53a4 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -32,12 +32,6 @@ #include <asm/clock.h> #include <asm/mmu_context.h> -extern void * __rd_start, * __rd_end; - -/* - * Machine setup.. - */ - /* * Initialize loops_per_jiffy as 10000000 (1000MIPS). * This value will be used at the very early stage of serial setup. @@ -63,33 +57,25 @@ struct screen_info screen_info; extern int root_mountflags; -/* - * This is set up by the setup-routine at boot-time - */ -#define PARAM ((unsigned char *)empty_zero_page) - -#define MOUNT_ROOT_RDONLY (*(unsigned long *) (PARAM+0x000)) -#define RAMDISK_FLAGS (*(unsigned long *) (PARAM+0x004)) -#define ORIG_ROOT_DEV (*(unsigned long *) (PARAM+0x008)) -#define LOADER_TYPE (*(unsigned long *) (PARAM+0x00c)) -#define INITRD_START (*(unsigned long *) (PARAM+0x010)) -#define INITRD_SIZE (*(unsigned long *) (PARAM+0x014)) -/* ... */ -#define COMMAND_LINE ((char *) (PARAM+0x100)) - #define RAMDISK_IMAGE_START_MASK 0x07FF #define RAMDISK_PROMPT_FLAG 0x8000 #define RAMDISK_LOAD_FLAG 0x4000 static char __initdata command_line[COMMAND_LINE_SIZE] = { 0, }; -static struct resource code_resource = { .name = "Kernel code", }; -static struct resource data_resource = { .name = "Kernel data", }; +static struct resource code_resource = { + .name = "Kernel code", + .flags = IORESOURCE_BUSY | IORESOURCE_MEM, +}; + +static struct resource data_resource = { + .name = "Kernel data", + .flags = IORESOURCE_BUSY | IORESOURCE_MEM, +}; unsigned long memory_start; EXPORT_SYMBOL(memory_start); - -unsigned long memory_end; +unsigned long memory_end = 0; EXPORT_SYMBOL(memory_end); static int __init early_parse_mem(char *p) @@ -195,14 +181,7 @@ void __init setup_bootmem_allocator(unsigned long free_pfn) sparse_memory_present_with_active_regions(0); #ifdef CONFIG_BLK_DEV_INITRD - ROOT_DEV = MKDEV(RAMDISK_MAJOR, 0); - if (&__rd_start != &__rd_end) { - LOADER_TYPE = 1; - INITRD_START = PHYSADDR((unsigned long)&__rd_start) - - __MEMORY_START; - INITRD_SIZE = (unsigned long)&__rd_end - - (unsigned long)&__rd_start; - } + ROOT_DEV = Root_RAM0; if (LOADER_TYPE && INITRD_START) { if (INITRD_START + INITRD_SIZE <= (max_low_pfn << PAGE_SHIFT)) { @@ -265,7 +244,8 @@ void __init setup_arch(char **cmdline_p) data_resource.end = virt_to_phys(_edata)-1; memory_start = (unsigned long)PAGE_OFFSET+__MEMORY_START; - memory_end = memory_start + __MEMORY_SIZE; + if (!memory_end) + memory_end = memory_start + __MEMORY_SIZE; #ifdef CONFIG_CMDLINE_BOOL strlcpy(command_line, CONFIG_CMDLINE, sizeof(command_line)); diff --git a/arch/sh/kernel/vmlinux.lds.S b/arch/sh/kernel/vmlinux.lds.S index 6d5abba2ee2..0956fb3681a 100644 --- a/arch/sh/kernel/vmlinux.lds.S +++ b/arch/sh/kernel/vmlinux.lds.S @@ -1,4 +1,4 @@ -/* $Id: vmlinux.lds.S,v 1.8 2003/05/16 17:18:14 lethal Exp $ +/* * ld script to make SuperH Linux kernel * Written by Niibe Yutaka */ @@ -15,121 +15,124 @@ OUTPUT_ARCH(sh) ENTRY(_start) SECTIONS { - . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; - _text = .; /* Text and read-only data */ - text = .; /* Text and read-only data */ - .empty_zero_page : { - *(.empty_zero_page) + . = CONFIG_PAGE_OFFSET + CONFIG_MEMORY_START + CONFIG_ZERO_PAGE_OFFSET; + _text = .; /* Text and read-only data */ + + .empty_zero_page : { + *(.empty_zero_page) } = 0 - .text : { - *(.text.head) - TEXT_TEXT - SCHED_TEXT - LOCK_TEXT - *(.fixup) - *(.gnu.warning) + + .text : { + *(.text.head) + TEXT_TEXT + SCHED_TEXT + LOCK_TEXT + KPROBES_TEXT + *(.fixup) + *(.gnu.warning) } = 0x0009 - . = ALIGN(16); /* Exception table */ - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; + . = ALIGN(16); /* Exception table */ + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + _etext = .; /* End of text section */ - _etext = .; /* End of text section */ + BUG_TABLE + NOTES + RO_DATA(PAGE_SIZE) - RODATA + . = ALIGN(THREAD_SIZE); + .data : { /* Data */ + *(.data.init_task) - BUG_TABLE + . = ALIGN(L1_CACHE_BYTES); + *(.data.cacheline_aligned) - .data : { /* Data */ - DATA_DATA + . = ALIGN(L1_CACHE_BYTES); + *(.data.read_mostly) - /* Align the initial ramdisk image (INITRD) on page boundaries. */ - . = ALIGN(PAGE_SIZE); - __rd_start = .; - *(.initrd) - . = ALIGN(PAGE_SIZE); - __rd_end = .; + . = ALIGN(PAGE_SIZE); + *(.data.page_aligned) - CONSTRUCTORS + __nosave_begin = .; + *(.data.nosave) + . = ALIGN(PAGE_SIZE); + __nosave_end = .; + + DATA_DATA + CONSTRUCTORS } - . = ALIGN(PAGE_SIZE); - .data.page_aligned : { *(.data.page_aligned) } - __nosave_begin = .; - .data_nosave : { *(.data.nosave) } - . = ALIGN(PAGE_SIZE); - __nosave_end = .; - - PERCPU(PAGE_SIZE) - - . = ALIGN(L1_CACHE_BYTES); - .data.cacheline_aligned : { *(.data.cacheline_aligned) } - - _edata = .; /* End of data section */ - - . = ALIGN(THREAD_SIZE); /* init_task */ - .data.init_task : { *(.data.init_task) } - - . = ALIGN(PAGE_SIZE); /* Init code and data */ - __init_begin = .; - _sinittext = .; - .init.text : { *(.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 - - /* .exit.text is discarded at runtime, not link time, to deal with - references from .rodata */ - .exit.text : { *(.exit.text) } - .exit.data : { *(.exit.data) } + _edata = .; /* End of data section */ -#ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(PAGE_SIZE); + . = ALIGN(PAGE_SIZE); /* Init code and data */ + __init_begin = .; + _sinittext = .; + .init.text : { *(.init.text) } + _einittext = .; + .init.data : { *(.init.data) } + + . = ALIGN(16); + __setup_start = .; + .init.setup : { *(.init.setup) } + __setup_end = .; - __initramfs_start = .; - .init.ramfs : { *(.init.ramfs) } - __initramfs_end = .; + __initcall_start = .; + .initcall.init : { + INITCALLS + } + __initcall_end = .; + __con_initcall_start = .; + .con_initcall.init : { *(.con_initcall.init) } + __con_initcall_end = .; + + SECURITY_INIT + +#ifdef CONFIG_BLK_DEV_INITRD + . = ALIGN(PAGE_SIZE); + __initramfs_start = .; + .init.ramfs : { *(.init.ramfs) } + __initramfs_end = .; #endif - . = ALIGN(4); - __machvec_start = .; - .machvec.init : { *(.machvec.init) } - __machvec_end = .; - - . = ALIGN(PAGE_SIZE); - .bss : { - __init_end = .; - __bss_start = .; /* BSS */ - *(.bss.page_aligned) - *(.bss) . = ALIGN(4); - _ebss = .; /* uClinux MTD sucks */ - _end = . ; - } - - /* When something in the kernel is NOT compiled as a module, the - * module cleanup code and data are put into these segments. Both - * can then be thrown away, as cleanup code is never called unless - * it's a module. - */ - /DISCARD/ : { - *(.exitcall.exit) + __machvec_start = .; + .machvec.init : { *(.machvec.init) } + __machvec_end = .; + + PERCPU(PAGE_SIZE) + + /* + * .exit.text is discarded at runtime, not link time, to deal with + * references from __bug_table + */ + .exit.text : { *(.exit.text) } + .exit.data : { *(.exit.data) } + + . = ALIGN(PAGE_SIZE); + .bss : { + __init_end = .; + __bss_start = .; /* BSS */ + *(.bss.page_aligned) + *(.bss) + *(COMMON) + . = ALIGN(4); + _ebss = .; /* uClinux MTD sucks */ + _end = . ; } - STABS_DEBUG + /* + * When something in the kernel is NOT compiled as a module, the + * module cleanup code and data are put into these segments. Both + * can then be thrown away, as cleanup code is never called unless + * it's a module. + */ + /DISCARD/ : { + *(.exitcall.exit) + } - DWARF_DEBUG + STABS_DEBUG + DWARF_DEBUG } diff --git a/arch/sh/kernel/vsyscall/vsyscall.lds.S b/arch/sh/kernel/vsyscall/vsyscall.lds.S index c9bf2af35d3..6d59ee7c23d 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.lds.S +++ b/arch/sh/kernel/vsyscall/vsyscall.lds.S @@ -38,7 +38,10 @@ SECTIONS .text : { *(.text) } :text =0x90909090 .note : { *(.note.*) } :text :note .eh_frame_hdr : { *(.eh_frame_hdr ) } :text :eh_frame_hdr - .eh_frame : { KEEP (*(.eh_frame)) } :text + .eh_frame : { + KEEP (*(.eh_frame)) + LONG (0) + } :text .dynamic : { *(.dynamic) } :text :dynamic .useless : { *(.got.plt) *(.got) |