diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/smpboot.c | 5 | ||||
| -rw-r--r-- | arch/m68k/Kconfig | 13 | ||||
| -rw-r--r-- | arch/m68k/Makefile | 1 | ||||
| -rw-r--r-- | arch/m68k/kernel/Makefile | 3 | ||||
| -rw-r--r-- | arch/m68k/kernel/module.c | 31 | ||||
| -rw-r--r-- | arch/m68k/kernel/module.lds | 7 | ||||
| -rw-r--r-- | arch/m68k/kernel/setup.c | 37 | ||||
| -rw-r--r-- | arch/m68k/kernel/vmlinux-std.lds | 5 | ||||
| -rw-r--r-- | arch/m68k/kernel/vmlinux-sun3.lds | 5 | ||||
| -rw-r--r-- | arch/m68k/mm/init.c | 119 | ||||
| -rw-r--r-- | arch/m68k/mm/memory.c | 73 | ||||
| -rw-r--r-- | arch/m68k/mm/motorola.c | 104 | ||||
| -rw-r--r-- | arch/m68k/sun3/config.c | 2 | ||||
| -rw-r--r-- | arch/sh/Makefile | 2 | ||||
| -rw-r--r-- | arch/sh/drivers/dma/dma-api.c | 1 | ||||
| -rw-r--r-- | arch/sh/kernel/cf-enabler.c | 6 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh3/entry.S | 1 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/sh4/probe.c | 1 | ||||
| -rw-r--r-- | arch/sh/kernel/smp.c | 2 | ||||
| -rw-r--r-- | arch/sh/kernel/timers/timer.c | 5 | ||||
| -rw-r--r-- | arch/sh/kernel/vsyscall/vsyscall.c | 1 | ||||
| -rw-r--r-- | arch/sparc/lib/atomic32.c | 4 | ||||
| -rw-r--r-- | arch/sparc64/kernel/entry.S | 72 |
23 files changed, 311 insertions, 189 deletions
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c index 08f07a74a9d..88baed1e7e8 100644 --- a/arch/i386/kernel/smpboot.c +++ b/arch/i386/kernel/smpboot.c @@ -943,10 +943,9 @@ exit: static void smp_tune_scheduling(void) { - unsigned long cachesize; /* kB */ - if (cpu_khz) { - cachesize = boot_cpu_data.x86_cache_size; + /* cache size in kB */ + long cachesize = boot_cpu_data.x86_cache_size; if (cachesize > 0) max_cache_size = cachesize * 1024; diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index b8536c7c087..85cdd23b044 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -355,8 +355,9 @@ config RMW_INSNS adventurous. config SINGLE_MEMORY_CHUNK - bool "Use one physical chunk of memory only" - depends on ADVANCED && !SUN3 + bool "Use one physical chunk of memory only" if ADVANCED && !SUN3 + default y if SUN3 + select NEED_MULTIPLE_NODES help Ignore all but the first contiguous chunk of physical memory for VM purposes. This will save a few bytes kernel size and may speed up @@ -377,6 +378,14 @@ config 060_WRITETHROUGH is hardwired on. The 53c710 SCSI driver is known to suffer from this problem. +config ARCH_DISCONTIGMEM_ENABLE + def_bool !SINGLE_MEMORY_CHUNK + +config NODES_SHIFT + int + default "3" + depends on !SINGLE_MEMORY_CHUNK + source "mm/Kconfig" endmenu diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile index c20831a7e1a..aa383a5ea7a 100644 --- a/arch/m68k/Makefile +++ b/arch/m68k/Makefile @@ -19,6 +19,7 @@ COMPILE_ARCH = $(shell uname -m) # override top level makefile AS += -m68020 LDFLAGS := -m m68kelf +LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds ifneq ($(COMPILE_ARCH),$(ARCH)) # prefix for cross-compiling binaries CROSS_COMPILE = m68k-linux-gnu- diff --git a/arch/m68k/kernel/Makefile b/arch/m68k/kernel/Makefile index 0b68ab8d63d..a806208c7fb 100644 --- a/arch/m68k/kernel/Makefile +++ b/arch/m68k/kernel/Makefile @@ -9,13 +9,12 @@ else endif extra-y += vmlinux.lds -obj-y := entry.o process.o traps.o ints.o signal.o ptrace.o \ +obj-y := entry.o process.o traps.o ints.o signal.o ptrace.o module.o \ sys_m68k.o time.o semaphore.o setup.o m68k_ksyms.o devres.o devres-y = ../../../kernel/irq/devres.o obj-$(CONFIG_PCI) += bios32.o -obj-$(CONFIG_MODULES) += module.o obj-y$(CONFIG_MMU_SUN3) += dma.o # no, it's not a typo EXTRA_AFLAGS := -traditional diff --git a/arch/m68k/kernel/module.c b/arch/m68k/kernel/module.c index 3b1a2ff61dd..774862bc697 100644 --- a/arch/m68k/kernel/module.c +++ b/arch/m68k/kernel/module.c @@ -1,3 +1,9 @@ +/* + * 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/moduleloader.h> #include <linux/elf.h> #include <linux/vmalloc.h> @@ -11,6 +17,8 @@ #define DEBUGP(fmt...) #endif +#ifdef CONFIG_MODULES + void *module_alloc(unsigned long size) { if (size == 0) @@ -118,11 +126,32 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, - struct module *me) + struct module *mod) { + module_fixup(mod, mod->arch.fixup_start, mod->arch.fixup_end); + return 0; } void module_arch_cleanup(struct module *mod) { } + +#endif /* CONFIG_MODULES */ + +void module_fixup(struct module *mod, struct m68k_fixup_info *start, + struct m68k_fixup_info *end) +{ + struct m68k_fixup_info *fixup; + + for (fixup = start; fixup < end; fixup++) { + switch (fixup->type) { + case m68k_fixup_memoffset: + *(u32 *)fixup->addr = m68k_memoffset; + break; + case m68k_fixup_vnode_shift: + *(u16 *)fixup->addr += m68k_virt_to_node_shift; + break; + } + } +} diff --git a/arch/m68k/kernel/module.lds b/arch/m68k/kernel/module.lds new file mode 100644 index 00000000000..fda94fa3824 --- /dev/null +++ b/arch/m68k/kernel/module.lds @@ -0,0 +1,7 @@ +SECTIONS { + .m68k_fixup : { + __start_fixup = .; + *(.m68k_fixup) + __stop_fixup = .; + } +} diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c index 61031935669..215c7bd4392 100644 --- a/arch/m68k/kernel/setup.c +++ b/arch/m68k/kernel/setup.c @@ -60,14 +60,12 @@ extern unsigned long availmem; int m68k_num_memory; int m68k_realnum_memory; EXPORT_SYMBOL(m68k_realnum_memory); -#ifdef CONFIG_SINGLE_MEMORY_CHUNK unsigned long m68k_memoffset; EXPORT_SYMBOL(m68k_memoffset); -#endif struct mem_info m68k_memory[NUM_MEMINFO]; EXPORT_SYMBOL(m68k_memory); -static struct mem_info m68k_ramdisk; +struct mem_info m68k_ramdisk; static char m68k_command_line[CL_SIZE]; @@ -208,9 +206,6 @@ static void __init m68k_parse_bootinfo(const struct bi_record *record) void __init setup_arch(char **cmdline_p) { extern int _etext, _edata, _end; -#ifndef CONFIG_SUN3 - unsigned long endmem, startmem; -#endif int i; /* The bootinfo is located right after the kernel bss */ @@ -320,30 +315,16 @@ void __init setup_arch(char **cmdline_p) panic("No configuration setup"); } -#ifndef CONFIG_SUN3 - startmem= m68k_memory[0].addr; - endmem = startmem + m68k_memory[0].size; - high_memory = (void *)PAGE_OFFSET; - for (i = 0; i < m68k_num_memory; i++) { - m68k_memory[i].size &= MASK_256K; - if (m68k_memory[i].addr < startmem) - startmem = m68k_memory[i].addr; - if (m68k_memory[i].addr+m68k_memory[i].size > endmem) - endmem = m68k_memory[i].addr+m68k_memory[i].size; - high_memory += m68k_memory[i].size; - } - - availmem += init_bootmem_node(NODE_DATA(0), availmem >> PAGE_SHIFT, - startmem >> PAGE_SHIFT, endmem >> PAGE_SHIFT); - - for (i = 0; i < m68k_num_memory; i++) - free_bootmem(m68k_memory[i].addr, m68k_memory[i].size); - - reserve_bootmem(m68k_memory[0].addr, availmem - m68k_memory[0].addr); + paging_init(); +#ifndef CONFIG_SUN3 + for (i = 1; i < m68k_num_memory; i++) + free_bootmem_node(NODE_DATA(i), m68k_memory[i].addr, + m68k_memory[i].size); #ifdef CONFIG_BLK_DEV_INITRD if (m68k_ramdisk.size) { - reserve_bootmem(m68k_ramdisk.addr, m68k_ramdisk.size); + reserve_bootmem_node(__virt_to_node(phys_to_virt(m68k_ramdisk.addr)), + m68k_ramdisk.addr, m68k_ramdisk.size); initrd_start = (unsigned long)phys_to_virt(m68k_ramdisk.addr); initrd_end = initrd_start + m68k_ramdisk.size; printk("initrd: %08lx - %08lx\n", initrd_start, initrd_end); @@ -362,8 +343,6 @@ void __init setup_arch(char **cmdline_p) #endif /* !CONFIG_SUN3 */ - paging_init(); - /* set ISA defs early as possible */ #if defined(CONFIG_ISA) && defined(MULTI_ISA) #if defined(CONFIG_Q40) diff --git a/arch/m68k/kernel/vmlinux-std.lds b/arch/m68k/kernel/vmlinux-std.lds index 78f139226a1..40f02b128f2 100644 --- a/arch/m68k/kernel/vmlinux-std.lds +++ b/arch/m68k/kernel/vmlinux-std.lds @@ -60,6 +60,11 @@ SECTIONS __con_initcall_start = .; .con_initcall.init : { *(.con_initcall.init) } __con_initcall_end = .; + .m68k_fixup : { + __start_fixup = .; + *(.m68k_fixup) + __stop_fixup = .; + } SECURITY_INIT #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(8192); diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds index c8999b2db23..f06425b6d20 100644 --- a/arch/m68k/kernel/vmlinux-sun3.lds +++ b/arch/m68k/kernel/vmlinux-sun3.lds @@ -54,6 +54,11 @@ __init_begin = .; __con_initcall_start = .; .con_initcall.init : { *(.con_initcall.init) } __con_initcall_end = .; + .m68k_fixup : { + __start_fixup = .; + *(.m68k_fixup) + __stop_fixup = .; + } SECURITY_INIT #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(8192); diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index ab90213e5c5..f1de19e1dde 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -7,6 +7,7 @@ * to motorola.c and sun3mmu.c */ +#include <linux/module.h> #include <linux/signal.h> #include <linux/sched.h> #include <linux/mm.h> @@ -31,6 +32,37 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); +static bootmem_data_t __initdata bootmem_data[MAX_NUMNODES]; + +pg_data_t pg_data_map[MAX_NUMNODES]; +EXPORT_SYMBOL(pg_data_map); + +int m68k_virt_to_node_shift; + +#ifndef CONFIG_SINGLE_MEMORY_CHUNK +pg_data_t *pg_data_table[65]; +EXPORT_SYMBOL(pg_data_table); +#endif + +void m68k_setup_node(int node) +{ +#ifndef CONFIG_SINGLE_MEMORY_CHUNK + struct mem_info *info = m68k_memory + node; + int i, end; + + i = (unsigned long)phys_to_virt(info->addr) >> __virt_to_node_shift(); + end = (unsigned long)phys_to_virt(info->addr + info->size - 1) >> __virt_to_node_shift(); + for (; i <= end; i++) { + if (pg_data_table[i]) + printk("overlap at %u for chunk %u\n", i, node); + pg_data_table[i] = pg_data_map + node; + } +#endif + pg_data_map[node].bdata = bootmem_data + node; + node_set_online(node); +} + + /* * ZERO_PAGE is a special page that is used for zero-initialized * data and COW. @@ -40,52 +72,51 @@ void *empty_zero_page; void show_mem(void) { - unsigned long i; - int free = 0, total = 0, reserved = 0, shared = 0; - int cached = 0; - - printk("\nMem-info:\n"); - show_free_areas(); - printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); - i = max_mapnr; - while (i-- > 0) { - total++; - if (PageReserved(mem_map+i)) - reserved++; - else if (PageSwapCache(mem_map+i)) - cached++; - else if (!page_count(mem_map+i)) - free++; - else - shared += page_count(mem_map+i) - 1; - } - printk("%d pages of RAM\n",total); - printk("%d free pages\n",free); - printk("%d reserved pages\n",reserved); - printk("%d pages shared\n",shared); - printk("%d pages swap cached\n",cached); + pg_data_t *pgdat; + int free = 0, total = 0, reserved = 0, shared = 0; + int cached = 0; + int i; + + printk("\nMem-info:\n"); + show_free_areas(); + printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); + for_each_online_pgdat(pgdat) { + for (i = 0; i < pgdat->node_spanned_pages; i++) { + struct page *page = pgdat->node_mem_map + i; + total++; + if (PageReserved(page)) + reserved++; + else if (PageSwapCache(page)) + cached++; + else if (!page_count(page)) + free++; + else + shared += page_count(page) - 1; + } + } + printk("%d pages of RAM\n",total); + printk("%d free pages\n",free); + printk("%d reserved pages\n",reserved); + printk("%d pages shared\n",shared); + printk("%d pages swap cached\n",cached); } extern void init_pointer_table(unsigned long ptable); /* References to section boundaries */ -extern char _text, _etext, _edata, __bss_start, _end; -extern char __init_begin, __init_end; +extern char _text[], _etext[]; +extern char __init_begin[], __init_end[]; extern pmd_t *zero_pgtable; void __init mem_init(void) { + pg_data_t *pgdat; int codepages = 0; int datapages = 0; int initpages = 0; - unsigned long tmp; -#ifndef CONFIG_SUN3 int i; -#endif - - max_mapnr = num_physpages = (((unsigned long)high_memory - PAGE_OFFSET) >> PAGE_SHIFT); #ifdef CONFIG_ATARI if (MACH_IS_ATARI) @@ -93,19 +124,25 @@ void __init mem_init(void) #endif /* this will put all memory onto the freelists */ - totalram_pages = free_all_bootmem(); - - for (tmp = PAGE_OFFSET ; tmp < (unsigned long)high_memory; tmp += PAGE_SIZE) { - if (PageReserved(virt_to_page(tmp))) { - if (tmp >= (unsigned long)&_text - && tmp < (unsigned long)&_etext) + totalram_pages = num_physpages = 0; + for_each_online_pgdat(pgdat) { + num_physpages += pgdat->node_present_pages; + + totalram_pages += free_all_bootmem_node(pgdat); + for (i = 0; i < pgdat->node_spanned_pages; i++) { + struct page *page = pgdat->node_mem_map + i; + char *addr = page_to_virt(page); + + if (!PageReserved(page)) + continue; + if (addr >= _text && + addr < _etext) codepages++; - else if (tmp >= (unsigned long) &__init_begin - && tmp < (unsigned long) &__init_end) + else if (addr >= __init_begin && + addr < __init_end) initpages++; else datapages++; - continue; } } @@ -124,7 +161,7 @@ void __init mem_init(void) printk("Memory: %luk/%luk available (%dk kernel code, %dk data, %dk init)\n", (unsigned long)nr_free_pages() << (PAGE_SHIFT-10), - max_mapnr << (PAGE_SHIFT-10), + totalram_pages << (PAGE_SHIFT-10), codepages << (PAGE_SHIFT-10), datapages << (PAGE_SHIFT-10), initpages << (PAGE_SHIFT-10)); diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c index 13c0b4ad01e..b7473525b43 100644 --- a/arch/m68k/mm/memory.c +++ b/arch/m68k/mm/memory.c @@ -127,67 +127,6 @@ int free_pointer_table (pmd_t *ptable) return 0; } -#ifdef DEBUG_INVALID_PTOV -int mm_inv_cnt = 5; -#endif - -#ifndef CONFIG_SINGLE_MEMORY_CHUNK -/* - * The following two routines map from a physical address to a kernel - * virtual address and vice versa. - */ -unsigned long mm_vtop(unsigned long vaddr) -{ - int i=0; - unsigned long voff = (unsigned long)vaddr - PAGE_OFFSET; - - do { - if (voff < m68k_memory[i].size) { -#ifdef DEBUGPV - printk ("VTOP(%p)=%lx\n", vaddr, - m68k_memory[i].addr + voff); -#endif - return m68k_memory[i].addr + voff; - } - voff -= m68k_memory[i].size; - } while (++i < m68k_num_memory); - - /* As a special case allow `__pa(high_memory)'. */ - if (voff == 0) - return m68k_memory[i-1].addr + m68k_memory[i-1].size; - - return -1; -} -EXPORT_SYMBOL(mm_vtop); - -unsigned long mm_ptov (unsigned long paddr) -{ - int i = 0; - unsigned long poff, voff = PAGE_OFFSET; - - do { - poff = paddr - m68k_memory[i].addr; - if (poff < m68k_memory[i].size) { -#ifdef DEBUGPV - printk ("PTOV(%lx)=%lx\n", paddr, poff + voff); -#endif - return poff + voff; - } - voff += m68k_memory[i].size; - } while (++i < m68k_num_memory); - -#ifdef DEBUG_INVALID_PTOV - if (mm_inv_cnt > 0) { - mm_inv_cnt--; - printk("Invalid use of phys_to_virt(0x%lx) at 0x%p!\n", - paddr, __builtin_return_address(0)); - } -#endif - return -1; -} -EXPORT_SYMBOL(mm_ptov); -#endif - /* invalidate page in both caches */ static inline void clear040(unsigned long paddr) { @@ -354,15 +293,3 @@ void cache_push (unsigned long paddr, int len) } EXPORT_SYMBOL(cache_push); -#ifndef CONFIG_SINGLE_MEMORY_CHUNK -int mm_end_of_chunk (unsigned long addr, int len) -{ - int i; - - for (i = 0; i < m68k_num_memory; i++) - if (m68k_memory[i].addr + m68k_memory[i].size == addr + len) - return 1; - return 0; -} -EXPORT_SYMBOL(mm_end_of_chunk); -#endif diff --git a/arch/m68k/mm/motorola.c b/arch/m68k/mm/motorola.c index afcccdc6ad4..7d571a2b44d 100644 --- a/arch/m68k/mm/motorola.c +++ b/arch/m68k/mm/motorola.c @@ -43,6 +43,11 @@ unsigned long mm_cachebits; EXPORT_SYMBOL(mm_cachebits); #endif +/* size of memory already mapped in head.S */ +#define INIT_MAPPED_SIZE (4UL<<20) + +extern unsigned long availmem; + static pte_t * __init kernel_page_table(void) { pte_t *ptablep; @@ -98,19 +103,20 @@ static pmd_t * __init kernel_ptr_table(void) return last_pgtable; } -static unsigned long __init -map_chunk (unsigned long addr, long size) +static void __init map_node(int node) { #define PTRTREESIZE (256*1024) #define ROOTTREESIZE (32*1024*1024) - static unsigned long virtaddr = PAGE_OFFSET; - unsigned long physaddr; + unsigned long physaddr, virtaddr, size; pgd_t *pgd_dir; pmd_t *pmd_dir; pte_t *pte_dir; - physaddr = (addr | m68k_supervisor_cachemode | - _PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_DIRTY); + size = m68k_memory[node].size; + physaddr = m68k_memory[node].addr; + virtaddr = (unsigned long)phys_to_virt(physaddr); + physaddr |= m68k_supervisor_cachemode | + _PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_DIRTY; if (CPU_IS_040_OR_060) physaddr |= _PAGE_GLOBAL040; @@ -190,8 +196,6 @@ map_chunk (unsigned long addr, long size) #ifdef DEBUG printk("\n"); #endif - - return virtaddr; } /* @@ -200,15 +204,16 @@ map_chunk (unsigned long addr, long size) */ void __init paging_init(void) { - int chunk; - unsigned long mem_avail = 0; unsigned long zones_size[MAX_NR_ZONES] = { 0, }; + unsigned long min_addr, max_addr; + unsigned long addr, size, end; + int i; #ifdef DEBUG { extern unsigned long availmem; - printk ("start of paging_init (%p, %lx, %lx, %lx)\n", - kernel_pg_dir, availmem, start_mem, end_mem); + printk ("start of paging_init (%p, %lx)\n", + kernel_pg_dir, availmem); } #endif @@ -222,24 +227,62 @@ void __init paging_init(void) pgprot_val(protection_map[i]) |= _PAGE_CACHE040; } + min_addr = m68k_memory[0].addr; + max_addr = min_addr + m68k_memory[0].size; + for (i = 1; i < m68k_num_memory;) { + if (m68k_memory[i].addr < min_addr) { + printk("Ignoring memory chunk at 0x%lx:0x%lx before the first chunk\n", + m68k_memory[i].addr, m68k_memory[i].size); + printk("Fix your bootloader or use a memfile to make use of this area!\n"); + m68k_num_memory--; + memmove(m68k_memory + i, m68k_memory + i + 1, + (m68k_num_memory - i) * sizeof(struct mem_info)); + continue; + } + addr = m68k_memory[i].addr + m68k_memory[i].size; + if (addr > max_addr) + max_addr = addr; + i++; + } + m68k_memoffset = min_addr - PAGE_OFFSET; + m68k_virt_to_node_shift = fls(max_addr - min_addr - 1) - 6; + + module_fixup(NULL, __start_fixup, __stop_fixup); + flush_icache(); + + high_memory = phys_to_virt(max_addr); + + min_low_pfn = availmem >> PAGE_SHIFT; + max_low_pfn = max_addr >> PAGE_SHIFT; + + for (i = 0; i < m68k_num_memory; i++) { + addr = m68k_memory[i].addr; + end = addr + m68k_memory[i].size; + m68k_setup_node(i); + availmem = PAGE_ALIGN(availmem); + availmem += init_bootmem_node(NODE_DATA(i), + availmem >> PAGE_SHIFT, + addr >> PAGE_SHIFT, + end >> PAGE_SHIFT); + } + /* * Map the physical memory available into the kernel virtual - * address space. It may allocate some memory for page - * tables and thus modify availmem. + * address space. First initialize the bootmem allocator with + * the memory we already mapped, so map_node() has something + * to allocate. */ + addr = m68k_memory[0].addr; + size = m68k_memory[0].size; + free_bootmem_node(NODE_DATA(0), availmem, min(INIT_MAPPED_SIZE, size) - (availmem - addr)); + map_node(0); + if (size > INIT_MAPPED_SIZE) + free_bootmem_node(NODE_DATA(0), addr + INIT_MAPPED_SIZE, size - INIT_MAPPED_SIZE); - for (chunk = 0; chunk < m68k_num_memory; chunk++) { - mem_avail = map_chunk (m68k_memory[chunk].addr, - m68k_memory[chunk].size); - - } + for (i = 1; i < m68k_num_memory; i++) + map_node(i); flush_tlb_all(); -#ifdef DEBUG - printk ("memory available is %ldKB\n", mem_avail >> 10); - printk ("start_mem is %#lx\nvirtual_end is %#lx\n", - start_mem, end_mem); -#endif /* * initialize the bad page table and bad page to point @@ -256,14 +299,11 @@ void __init paging_init(void) #ifdef DEBUG printk ("before free_area_init\n"); #endif - zones_size[ZONE_DMA] = (mach_max_dma_address < (unsigned long)high_memory ? - (mach_max_dma_address+1) : (unsigned long)high_memory); - zones_size[ZONE_NORMAL] = (unsigned long)high_memory - zones_size[0]; - - zones_size[ZONE_DMA] = (zones_size[ZONE_DMA] - PAGE_OFFSET) >> PAGE_SHIFT; - zones_size[ZONE_NORMAL] >>= PAGE_SHIFT; - - free_area_init(zones_size); + for (i = 0; i < m68k_num_memory; i++) { + zones_size[ZONE_DMA] = m68k_memory[i].size >> PAGE_SHIFT; + free_area_init_node(i, pg_data_map + i, zones_size, + m68k_memory[i].addr >> PAGE_SHIFT, NULL); + } } extern char __init_begin, __init_end; diff --git a/arch/m68k/sun3/config.c b/arch/m68k/sun3/config.c index 4851b8437a8..c0fbd278fbb 100644 --- a/arch/m68k/sun3/config.c +++ b/arch/m68k/sun3/config.c @@ -21,6 +21,7 @@ #include <asm/contregs.h> #include <asm/movs.h> #include <asm/pgtable.h> +#include <asm/pgalloc.h> #include <asm/sun3-head.h> #include <asm/sun3mmu.h> #include <asm/rtc.h> @@ -127,6 +128,7 @@ void __init sun3_bootmem_alloc(unsigned long memory_start, unsigned long memory_ high_memory = (void *)memory_end; availmem = memory_start; + m68k_setup_node(0); availmem += init_bootmem_node(NODE_DATA(0), start_page, 0, num_pages); availmem = (availmem + (PAGE_SIZE-1)) & PAGE_MASK; diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 7b112241705..883b03b040c 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -39,7 +39,7 @@ cflags-$(CONFIG_CPU_SH2A) := -m2a $(call cc-option,-m2a-nofpu,) cflags-$(CONFIG_CPU_SH3) := -m3 cflags-$(CONFIG_CPU_SH4) := -m4 \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) -cflags-$(CONFIG_CPU_SH4A) := -m4a $(call cc-option,-m4a-nofpu,) +cflags-$(CONFIG_CPU_SH4A) := $(call cc-option,-m4a,) $(call cc-option,-m4a-nofpu,) cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml diff --git a/arch/sh/drivers/dma/dma-api.c b/arch/sh/drivers/dma/dma-api.c index 8057a27a1bc..cf8e1199433 100644 --- a/arch/sh/drivers/dma/dma-api.c +++ b/arch/sh/drivers/dma/dma-api.c @@ -16,6 +16,7 @@ #include <linux/list.h> #include <linux/platform_device.h> #include <linux/mm.h> +#include <linux/sched.h> #include <asm/dma.h> DEFINE_SPINLOCK(dma_spin_lock); diff --git a/arch/sh/kernel/cf-enabler.c b/arch/sh/kernel/cf-enabler.c index 849a9e19139..ebc73b85094 100644 --- a/arch/sh/kernel/cf-enabler.c +++ b/arch/sh/kernel/cf-enabler.c @@ -12,6 +12,7 @@ #include <linux/init.h> #include <linux/mm.h> #include <linux/vmalloc.h> +#include <linux/interrupt.h> #include <asm/io.h> #include <asm/irq.h> @@ -149,6 +150,11 @@ static int __init cf_init_se(void) ctrl_outb(0x42, PA_MRSHPC_MW2 + 0x200); return 0; } +#else +static int __init cf_init_se(void) +{ + return -1; +} #endif int __init cf_init(void) diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index 832c0b4a1e6..659cc081e5e 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -320,6 +320,7 @@ skip_restore: .align 2 5: .long 0x00001000 ! DSP +6: .long in_nmi 7: .long 0x30000000 ! common exception handler diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index 8cd04904c77..fab2eb07196 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -12,6 +12,7 @@ */ #include <linux/init.h> #include <linux/io.h> +#include <linux/smp.h> #include <asm/processor.h> #include <asm/cache.h> diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index dbebaddcfe3..283e1425ced 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -10,6 +10,8 @@ * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ + +#include <linux/err.h> #include <linux/cache.h> #include <linux/cpumask.h> #include <linux/delay.h> diff --git a/arch/sh/kernel/timers/timer.c b/arch/sh/kernel/timers/timer.c index a6bcc913d25..4e7e747d1b6 100644 --- a/arch/sh/kernel/timers/timer.c +++ b/arch/sh/kernel/timers/timer.c @@ -13,7 +13,7 @@ #include <linux/string.h> #include <asm/timer.h> -static struct sys_timer *sys_timers[] __initdata = { +static struct sys_timer *sys_timers[] = { #ifdef CONFIG_SH_TMU &tmu_timer, #endif @@ -26,7 +26,7 @@ static struct sys_timer *sys_timers[] __initdata = { NULL, }; -static char timer_override[10] __initdata; +static char timer_override[10]; static int __init timer_setup(char *str) { if (str) @@ -53,4 +53,3 @@ struct sys_timer *get_sys_timer(void) return NULL; } - diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c index e146bafcd14..2aa9438361b 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.c +++ b/arch/sh/kernel/vsyscall/vsyscall.c @@ -17,6 +17,7 @@ #include <linux/gfp.h> #include <linux/module.h> #include <linux/elf.h> +#include <linux/sched.h> /* * Should the kernel map a VDSO page into processes and pass its diff --git a/arch/sparc/lib/atomic32.c b/arch/sparc/lib/atomic32.c index 617d29832e1..cbddeb38ffd 100644 --- a/arch/sparc/lib/atomic32.c +++ b/arch/sparc/lib/atomic32.c @@ -124,10 +124,10 @@ unsigned long __cmpxchg_u32(volatile u32 *ptr, u32 old, u32 new) unsigned long flags; u32 prev; - spin_lock_irqsave(ATOMIC_HASH(addr), flags); + spin_lock_irqsave(ATOMIC_HASH(ptr), flags); if ((prev = *ptr) == old) *ptr = new; - spin_unlock_irqrestore(ATOMIC_HASH(addr), flags); + spin_unlock_irqrestore(ATOMIC_HASH(ptr), flags); return (unsigned long)prev; } diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S index 8f10dda0f5c..ed712e0b337 100644 --- a/arch/sparc64/kernel/entry.S +++ b/arch/sparc64/kernel/entry.S @@ -2498,3 +2498,75 @@ sun4v_vintr_set_target: retl nop .size sun4v_vintr_set_target, .-sun4v_vintr_set_target + + /* %o0: NCS sub-function + * %o1: sub-function arg real-address + * %o2: sub-function arg size + * + * returns %o0: status + */ + .globl sun4v_ncs_request + .type sun4v_ncs_request,#function +sun4v_ncs_request: + mov HV_FAST_NCS_REQUEST, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ncs_request, .-sun4v_ncs_request + + .globl sun4v_scv_send + .type sun4v_scv_send,#function +sun4v_scv_send: + save %sp, -192, %sp + mov %i0, %o0 + mov %i1, %o1 + mov %i2, %o2 + mov HV_FAST_SVC_SEND, %o5 + ta HV_FAST_TRAP + stx %o1, [%i3] + ret + restore + .size sun4v_scv_send, .-sun4v_scv_send + + .globl sun4v_scv_recv + .type sun4v_scv_recv,#function +sun4v_scv_recv: + save %sp, -192, %sp + mov %i0, %o0 + mov %i1, %o1 + mov %i2, %o2 + mov HV_FAST_SVC_RECV, %o5 + ta HV_FAST_TRAP + stx %o1, [%i3] + ret + restore + .size sun4v_scv_recv, .-sun4v_scv_recv + + .globl sun4v_scv_getstatus + .type sun4v_scv_getstatus,#function +sun4v_scv_getstatus: + mov HV_FAST_SVC_GETSTATUS, %o5 + mov %o1, %o4 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_scv_getstatus, .-sun4v_scv_getstatus + + .globl sun4v_scv_setstatus + .type sun4v_scv_setstatus,#function +sun4v_scv_setstatus: + mov HV_FAST_SVC_SETSTATUS, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_scv_setstatus, .-sun4v_scv_setstatus + + .globl sun4v_scv_clrstatus + .type sun4v_scv_clrstatus,#function +sun4v_scv_clrstatus: + mov HV_FAST_SVC_CLRSTATUS, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_scv_clrstatus, .-sun4v_scv_clrstatus |