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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-06 18:02:46 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-03-06 18:02:46 -0800 |
commit | 185d84b4e1f6febebbe30d785fe31310dcf9632a (patch) | |
tree | 95a8ece17e7f26b2f277ab45ac0145ce6636772f /arch/mips | |
parent | 03154a271012031ad6336dc3344679440ba49c24 (diff) | |
parent | 063ea774b021c70fa96139eb601f894aff8941c0 (diff) | |
download | linux-3.10-185d84b4e1f6febebbe30d785fe31310dcf9632a.tar.gz linux-3.10-185d84b4e1f6febebbe30d785fe31310dcf9632a.tar.bz2 linux-3.10-185d84b4e1f6febebbe30d785fe31310dcf9632a.zip |
Merge branch 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus
* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
[MIPS] IP27: Build fix
[MIPS] Wire up ioprio_set and ioprio_get.
[MIPS] Fix __raw_read_trylock() to allow multiple readers
[MIPS] Export __copy_user_inatomic.
[MIPS] R2 bitops compile fix for gcc < 4.0.
[MIPS] TX39: Remove redundant tx39_blast_icache() calls
[MIPS] Cobalt: Fix early printk
[MIPS] SMTC: De-obscure Malta hooks.
[MIPS] SMTC: Add fordward declarations for mm_struct and task_struct.
[MIPS] SMTC: <asm/mips_mt.h> must include <linux/cpumask.h>
[MIPS] SMTC: <asm/smtc_ipi.h> must include <linux/spinlock.h>
[MIPS] Atlas, Malta: Fix build warning.
Diffstat (limited to 'arch/mips')
-rw-r--r-- | arch/mips/Kconfig | 2 | ||||
-rw-r--r-- | arch/mips/cobalt/Kconfig | 7 | ||||
-rw-r--r-- | arch/mips/cobalt/console.c | 5 | ||||
-rw-r--r-- | arch/mips/kernel/mips_ksyms.c | 1 | ||||
-rw-r--r-- | arch/mips/kernel/scall32-o32.S | 2 | ||||
-rw-r--r-- | arch/mips/kernel/scall64-64.S | 3 | ||||
-rw-r--r-- | arch/mips/kernel/scall64-n32.S | 5 | ||||
-rw-r--r-- | arch/mips/kernel/scall64-o32.S | 2 | ||||
-rw-r--r-- | arch/mips/mips-boards/generic/init.c | 4 | ||||
-rw-r--r-- | arch/mips/mips-boards/malta/Makefile | 2 | ||||
-rw-r--r-- | arch/mips/mips-boards/malta/malta_smtc.c (renamed from arch/mips/mips-boards/malta/malta_smp.c) | 31 | ||||
-rw-r--r-- | arch/mips/mm/c-tx39.c | 18 | ||||
-rw-r--r-- | arch/mips/sgi-ip27/ip27-init.c | 2 |
13 files changed, 28 insertions, 56 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 4ec2dd5455f..a1cd84f9b3b 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -167,6 +167,7 @@ config MIPS_COBALT select IRQ_CPU select MIPS_GT64111 select SYS_HAS_CPU_NEVADA + select SYS_HAS_EARLY_PRINTK select SYS_SUPPORTS_32BIT_KERNEL select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL select SYS_SUPPORTS_LITTLE_ENDIAN @@ -837,7 +838,6 @@ source "arch/mips/tx4927/Kconfig" source "arch/mips/tx4938/Kconfig" source "arch/mips/vr41xx/Kconfig" source "arch/mips/philips/pnx8550/common/Kconfig" -source "arch/mips/cobalt/Kconfig" endmenu diff --git a/arch/mips/cobalt/Kconfig b/arch/mips/cobalt/Kconfig deleted file mode 100644 index 7c42b088d16..00000000000 --- a/arch/mips/cobalt/Kconfig +++ /dev/null @@ -1,7 +0,0 @@ -config EARLY_PRINTK - bool "Early console support" - depends on MIPS_COBALT - help - Provide early console support by direct access to the - on board UART. The UART must have been previously - initialised by the boot loader. diff --git a/arch/mips/cobalt/console.c b/arch/mips/cobalt/console.c index fff20d28114..ca56b415b8a 100644 --- a/arch/mips/cobalt/console.c +++ b/arch/mips/cobalt/console.c @@ -9,11 +9,8 @@ #include <asm/addrspace.h> #include <asm/mach-cobalt/cobalt.h> -static void putchar(int c) +void prom_putchar(char c) { - if(c == '\n') - putchar('\r'); - while(!(COBALT_UART[UART_LSR] & UART_LSR_THRE)) ; diff --git a/arch/mips/kernel/mips_ksyms.c b/arch/mips/kernel/mips_ksyms.c index 2ef857c3ee5..225755d0c1f 100644 --- a/arch/mips/kernel/mips_ksyms.c +++ b/arch/mips/kernel/mips_ksyms.c @@ -37,6 +37,7 @@ EXPORT_SYMBOL(kernel_thread); * Userspace access stuff. */ EXPORT_SYMBOL(__copy_user); +EXPORT_SYMBOL(__copy_user_inatomic); EXPORT_SYMBOL(__bzero); EXPORT_SYMBOL(__strncpy_from_user_nocheck_asm); EXPORT_SYMBOL(__strncpy_from_user_asm); diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 7c0b3936ba4..0c9a9ff8cd2 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -656,6 +656,8 @@ einval: li v0, -EINVAL sys sys_kexec_load 4 sys sys_getcpu 3 sys sys_epoll_pwait 6 + sys sys_ioprio_set 3 + sys sys_ioprio_get 2 .endm /* We pre-compute the number of _instruction_ bytes needed to diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index e569b846e9a..23f3b118f71 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -471,3 +471,6 @@ sys_call_table: PTR sys_kexec_load /* 5270 */ PTR sys_getcpu PTR sys_epoll_pwait + PTR sys_ioprio_set + PTR sys_ioprio_get + .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index f17e31e3bff..6eac2833742 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -395,5 +395,8 @@ EXPORT(sysn32_call_table) PTR compat_sys_set_robust_list PTR compat_sys_get_robust_list PTR compat_sys_kexec_load - PTR sys_getcpu + PTR sys_getcpu /* 6275 */ PTR compat_sys_epoll_pwait + PTR sys_ioprio_set + PTR sys_ioprio_get + .size sysn32_call_table,.-sysn32_call_table diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 142c9b70c02..7e74b412a78 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -519,4 +519,6 @@ sys_call_table: PTR compat_sys_kexec_load PTR sys_getcpu PTR compat_sys_epoll_pwait + PTR sys_ioprio_set + PTR sys_ioprio_get /* 4315 */ .size sys_call_table,.-sys_call_table diff --git a/arch/mips/mips-boards/generic/init.c b/arch/mips/mips-boards/generic/init.c index b1133760012..1acdf091c25 100644 --- a/arch/mips/mips-boards/generic/init.c +++ b/arch/mips/mips-boards/generic/init.c @@ -251,8 +251,6 @@ void __init mips_ejtag_setup (void) void __init prom_init(void) { - u32 start, map, mask, data; - prom_argc = fw_arg0; _prom_argv = (int *) fw_arg1; _prom_envp = (int *) fw_arg2; @@ -278,6 +276,8 @@ void __init prom_init(void) mips_revision_corid = MIPS_REVISION_CORID_CORE_EMUL_MSC; } switch(mips_revision_corid) { + u32 start, map, mask, data; + case MIPS_REVISION_CORID_QED_RM5261: case MIPS_REVISION_CORID_CORE_LV: case MIPS_REVISION_CORID_CORE_FPGA: diff --git a/arch/mips/mips-boards/malta/Makefile b/arch/mips/mips-boards/malta/Makefile index cb7f349b051..377d9e8f250 100644 --- a/arch/mips/mips-boards/malta/Makefile +++ b/arch/mips/mips-boards/malta/Makefile @@ -21,4 +21,4 @@ obj-y := malta_int.o malta_setup.o obj-$(CONFIG_MTD) += malta_mtd.o -obj-$(CONFIG_SMP) += malta_smp.o +obj-$(CONFIG_MIPS_MT_SMTC) += malta_smtc.o diff --git a/arch/mips/mips-boards/malta/malta_smp.c b/arch/mips/mips-boards/malta/malta_smtc.c index cf967170fe2..d1c80f63110 100644 --- a/arch/mips/mips-boards/malta/malta_smp.c +++ b/arch/mips/mips-boards/malta/malta_smtc.c @@ -1,25 +1,14 @@ /* * Malta Platform-specific hooks for SMP operation */ +#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/sched.h> -#include <linux/cpumask.h> -#include <linux/interrupt.h> - -#include <asm/atomic.h> -#include <asm/cpu.h> -#include <asm/processor.h> -#include <asm/system.h> -#include <asm/hardirq.h> -#include <asm/mmu_context.h> -#include <asm/smp.h> -#ifdef CONFIG_MIPS_MT_SMTC +#include <asm/mipsregs.h> +#include <asm/mipsmtregs.h> +#include <asm/smtc.h> #include <asm/smtc_ipi.h> -#endif /* CONFIG_MIPS_MT_SMTC */ /* VPE/SMP Prototype implements platform interfaces directly */ -#if !defined(CONFIG_MIPS_MT_SMP) /* * Cause the specified action to be performed on a targeted "CPU" @@ -27,10 +16,8 @@ void core_send_ipi(int cpu, unsigned int action) { -/* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */ -#ifdef CONFIG_MIPS_MT_SMTC + /* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */ smtc_send_ipi(cpu, LINUX_SMP_IPI, action); -#endif /* CONFIG_MIPS_MT_SMTC */ } /* @@ -39,9 +26,7 @@ void core_send_ipi(int cpu, unsigned int action) void prom_boot_secondary(int cpu, struct task_struct *idle) { -#ifdef CONFIG_MIPS_MT_SMTC smtc_boot_secondary(cpu, idle); -#endif /* CONFIG_MIPS_MT_SMTC */ } /* @@ -50,7 +35,6 @@ void prom_boot_secondary(int cpu, struct task_struct *idle) void prom_init_secondary(void) { -#ifdef CONFIG_MIPS_MT_SMTC void smtc_init_secondary(void); int myvpe; @@ -65,7 +49,6 @@ void prom_init_secondary(void) } smtc_init_secondary(); -#endif /* CONFIG_MIPS_MT_SMTC */ } /* @@ -93,9 +76,7 @@ void __init plat_prepare_cpus(unsigned int max_cpus) void prom_smp_finish(void) { -#ifdef CONFIG_MIPS_MT_SMTC smtc_smp_finish(); -#endif /* CONFIG_MIPS_MT_SMTC */ } /* @@ -105,5 +86,3 @@ void prom_smp_finish(void) void prom_cpus_done(void) { } - -#endif /* CONFIG_MIPS32R2_MT_SMP */ diff --git a/arch/mips/mm/c-tx39.c b/arch/mips/mm/c-tx39.c index f32ebde30cc..560a6de9655 100644 --- a/arch/mips/mm/c-tx39.c +++ b/arch/mips/mm/c-tx39.c @@ -128,7 +128,6 @@ static inline void tx39_flush_cache_all(void) return; tx39_blast_dcache(); - tx39_blast_icache(); } static inline void tx39___flush_cache_all(void) @@ -142,24 +141,19 @@ static void tx39_flush_cache_mm(struct mm_struct *mm) if (!cpu_has_dc_aliases) return; - if (cpu_context(smp_processor_id(), mm) != 0) { - tx39_flush_cache_all(); - } + if (cpu_context(smp_processor_id(), mm) != 0) + tx39_blast_dcache(); } static void tx39_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - int exec; - + if (!cpu_has_dc_aliases) + return; if (!(cpu_context(smp_processor_id(), vma->vm_mm))) return; - exec = vma->vm_flags & VM_EXEC; - if (cpu_has_dc_aliases || exec) - tx39_blast_dcache(); - if (exec) - tx39_blast_icache(); + tx39_blast_dcache(); } static void tx39_flush_cache_page(struct vm_area_struct *vma, unsigned long page, unsigned long pfn) @@ -218,7 +212,7 @@ static void tx39_flush_cache_page(struct vm_area_struct *vma, unsigned long page static void local_tx39_flush_data_cache_page(void * addr) { - tx39_blast_dcache_page(addr); + tx39_blast_dcache_page((unsigned long)addr); } static void tx39_flush_data_cache_page(unsigned long addr) diff --git a/arch/mips/sgi-ip27/ip27-init.c b/arch/mips/sgi-ip27/ip27-init.c index 9094baf31d0..74158d34963 100644 --- a/arch/mips/sgi-ip27/ip27-init.c +++ b/arch/mips/sgi-ip27/ip27-init.c @@ -191,7 +191,6 @@ static inline void ioc3_eth_init(void) ioc3->eier = 0; } -extern void ip27_setup_console(void); extern void ip27_time_init(void); extern void ip27_reboot_setup(void); @@ -200,7 +199,6 @@ void __init plat_mem_setup(void) hubreg_t p, e, n_mode; nasid_t nid; - ip27_setup_console(); ip27_reboot_setup(); /* |