diff options
author | Jeff Garzik <jgarzik@pobox.com> | 2005-11-11 05:50:22 -0500 |
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committer | Jeff Garzik <jgarzik@pobox.com> | 2005-11-11 05:50:22 -0500 |
commit | f85272a97825d4a67098a8ad70fa5efb55e4847a (patch) | |
tree | e55b38e21b45213269057417032db4440e8f5eed /include/asm-ppc | |
parent | 1c72d8d90da3b29540c3c281a3e0b743ee6b6f74 (diff) | |
parent | 5e04e7fe774794b837e1d3897e6b96ae2d06679a (diff) |
Merge branch 'master'
Diffstat (limited to 'include/asm-ppc')
-rw-r--r-- | include/asm-ppc/cache.h | 84 | ||||
-rw-r--r-- | include/asm-ppc/cacheflush.h | 49 | ||||
-rw-r--r-- | include/asm-ppc/current.h | 11 | ||||
-rw-r--r-- | include/asm-ppc/signal.h | 153 |
4 files changed, 0 insertions, 297 deletions
diff --git a/include/asm-ppc/cache.h b/include/asm-ppc/cache.h deleted file mode 100644 index 7a157d0f4b5..00000000000 --- a/include/asm-ppc/cache.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - * include/asm-ppc/cache.h - */ -#ifdef __KERNEL__ -#ifndef __ARCH_PPC_CACHE_H -#define __ARCH_PPC_CACHE_H - -#include <linux/config.h> - -/* bytes per L1 cache line */ -#if defined(CONFIG_8xx) || defined(CONFIG_403GCX) -#define L1_CACHE_SHIFT 4 -#define MAX_COPY_PREFETCH 1 -#elif defined(CONFIG_PPC64BRIDGE) -#define L1_CACHE_SHIFT 7 -#define MAX_COPY_PREFETCH 1 -#else -#define L1_CACHE_SHIFT 5 -#define MAX_COPY_PREFETCH 4 -#endif - -#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT) - -#define SMP_CACHE_BYTES L1_CACHE_BYTES -#define L1_CACHE_SHIFT_MAX 7 /* largest L1 which this arch supports */ - -#define L1_CACHE_ALIGN(x) (((x)+(L1_CACHE_BYTES-1))&~(L1_CACHE_BYTES-1)) -#define L1_CACHE_PAGES 8 - -#ifndef __ASSEMBLY__ -extern void clean_dcache_range(unsigned long start, unsigned long stop); -extern void flush_dcache_range(unsigned long start, unsigned long stop); -extern void invalidate_dcache_range(unsigned long start, unsigned long stop); -extern void flush_dcache_all(void); -#endif /* __ASSEMBLY__ */ - -/* prep registers for L2 */ -#define CACHECRBA 0x80000823 /* Cache configuration register address */ -#define L2CACHE_MASK 0x03 /* Mask for 2 L2 Cache bits */ -#define L2CACHE_512KB 0x00 /* 512KB */ -#define L2CACHE_256KB 0x01 /* 256KB */ -#define L2CACHE_1MB 0x02 /* 1MB */ -#define L2CACHE_NONE 0x03 /* NONE */ -#define L2CACHE_PARITY 0x08 /* Mask for L2 Cache Parity Protected bit */ - -#ifdef CONFIG_8xx -/* Cache control on the MPC8xx is provided through some additional - * special purpose registers. - */ -#define SPRN_IC_CST 560 /* Instruction cache control/status */ -#define SPRN_IC_ADR 561 /* Address needed for some commands */ -#define SPRN_IC_DAT 562 /* Read-only data register */ -#define SPRN_DC_CST 568 /* Data cache control/status */ -#define SPRN_DC_ADR 569 /* Address needed for some commands */ -#define SPRN_DC_DAT 570 /* Read-only data register */ - -/* Commands. Only the first few are available to the instruction cache. -*/ -#define IDC_ENABLE 0x02000000 /* Cache enable */ -#define IDC_DISABLE 0x04000000 /* Cache disable */ -#define IDC_LDLCK 0x06000000 /* Load and lock */ -#define IDC_UNLINE 0x08000000 /* Unlock line */ -#define IDC_UNALL 0x0a000000 /* Unlock all */ -#define IDC_INVALL 0x0c000000 /* Invalidate all */ - -#define DC_FLINE 0x0e000000 /* Flush data cache line */ -#define DC_SFWT 0x01000000 /* Set forced writethrough mode */ -#define DC_CFWT 0x03000000 /* Clear forced writethrough mode */ -#define DC_SLES 0x05000000 /* Set little endian swap mode */ -#define DC_CLES 0x07000000 /* Clear little endian swap mode */ - -/* Status. -*/ -#define IDC_ENABLED 0x80000000 /* Cache is enabled */ -#define IDC_CERR1 0x00200000 /* Cache error 1 */ -#define IDC_CERR2 0x00100000 /* Cache error 2 */ -#define IDC_CERR3 0x00080000 /* Cache error 3 */ - -#define DC_DFWT 0x40000000 /* Data cache is forced write through */ -#define DC_LES 0x20000000 /* Caches are little endian mode */ -#endif /* CONFIG_8xx */ - -#endif -#endif /* __KERNEL__ */ diff --git a/include/asm-ppc/cacheflush.h b/include/asm-ppc/cacheflush.h deleted file mode 100644 index 6a243efb331..00000000000 --- a/include/asm-ppc/cacheflush.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * include/asm-ppc/cacheflush.h - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ -#ifdef __KERNEL__ -#ifndef _PPC_CACHEFLUSH_H -#define _PPC_CACHEFLUSH_H - -#include <linux/mm.h> - -/* - * No cache flushing is required when address mappings are - * changed, because the caches on PowerPCs are physically - * addressed. -- paulus - * Also, when SMP we use the coherency (M) bit of the - * BATs and PTEs. -- Cort - */ -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_range(vma, a, b) do { } while (0) -#define flush_cache_page(vma, p, pfn) do { } while (0) -#define flush_icache_page(vma, page) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) - -extern void flush_dcache_page(struct page *page); -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) - -extern void flush_icache_range(unsigned long, unsigned long); -extern void flush_icache_user_range(struct vm_area_struct *vma, - struct page *page, unsigned long addr, int len); - -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ -do { memcpy(dst, src, len); \ - flush_icache_user_range(vma, page, vaddr, len); \ -} while (0) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy(dst, src, len) - -extern void __flush_dcache_icache(void *page_va); -extern void __flush_dcache_icache_phys(unsigned long physaddr); -extern void flush_dcache_icache_page(struct page *page); -#endif /* _PPC_CACHEFLUSH_H */ -#endif /* __KERNEL__ */ diff --git a/include/asm-ppc/current.h b/include/asm-ppc/current.h deleted file mode 100644 index 8d41501ba10..00000000000 --- a/include/asm-ppc/current.h +++ /dev/null @@ -1,11 +0,0 @@ -#ifdef __KERNEL__ -#ifndef _PPC_CURRENT_H -#define _PPC_CURRENT_H - -/* - * We keep `current' in r2 for speed. - */ -register struct task_struct *current asm ("r2"); - -#endif /* !(_PPC_CURRENT_H) */ -#endif /* __KERNEL__ */ diff --git a/include/asm-ppc/signal.h b/include/asm-ppc/signal.h deleted file mode 100644 index caf6ede3710..00000000000 --- a/include/asm-ppc/signal.h +++ /dev/null @@ -1,153 +0,0 @@ -#ifndef _ASMPPC_SIGNAL_H -#define _ASMPPC_SIGNAL_H - -#ifdef __KERNEL__ -#include <linux/types.h> -#endif /* __KERNEL__ */ - -/* Avoid too many header ordering problems. */ -struct siginfo; - -/* Most things should be clean enough to redefine this at will, if care - is taken to make libc match. */ - -#define _NSIG 64 -#define _NSIG_BPW 32 -#define _NSIG_WORDS (_NSIG / _NSIG_BPW) - -typedef unsigned long old_sigset_t; /* at least 32 bits */ - -typedef struct { - unsigned long sig[_NSIG_WORDS]; -} sigset_t; - -#define SIGHUP 1 -#define SIGINT 2 -#define SIGQUIT 3 -#define SIGILL 4 -#define SIGTRAP 5 -#define SIGABRT 6 -#define SIGIOT 6 -#define SIGBUS 7 -#define SIGFPE 8 -#define SIGKILL 9 -#define SIGUSR1 10 -#define SIGSEGV 11 -#define SIGUSR2 12 -#define SIGPIPE 13 -#define SIGALRM 14 -#define SIGTERM 15 -#define SIGSTKFLT 16 -#define SIGCHLD 17 -#define SIGCONT 18 -#define SIGSTOP 19 -#define SIGTSTP 20 -#define SIGTTIN 21 -#define SIGTTOU 22 -#define SIGURG 23 -#define SIGXCPU 24 -#define SIGXFSZ 25 -#define SIGVTALRM 26 -#define SIGPROF 27 -#define SIGWINCH 28 -#define SIGIO 29 -#define SIGPOLL SIGIO -/* -#define SIGLOST 29 -*/ -#define SIGPWR 30 -#define SIGSYS 31 -#define SIGUNUSED 31 - -/* These should not be considered constants from userland. */ -#define SIGRTMIN 32 -#define SIGRTMAX _NSIG - -/* - * SA_FLAGS values: - * - * SA_ONSTACK is not currently supported, but will allow sigaltstack(2). - * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the - * SA_RESTART flag to get restarting signals (which were the default long ago) - * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop. - * SA_RESETHAND clears the handler when the signal is delivered. - * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies. - * SA_NODEFER prevents the current signal from being masked in the handler. - * - * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single - * Unix names RESETHAND and NODEFER respectively. - */ -#define SA_NOCLDSTOP 0x00000001 -#define SA_NOCLDWAIT 0x00000002 -#define SA_SIGINFO 0x00000004 -#define SA_ONSTACK 0x08000000 -#define SA_RESTART 0x10000000 -#define SA_NODEFER 0x40000000 -#define SA_RESETHAND 0x80000000 - -#define SA_NOMASK SA_NODEFER -#define SA_ONESHOT SA_RESETHAND -#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */ - -#define SA_RESTORER 0x04000000 - -/* - * sigaltstack controls - */ -#define SS_ONSTACK 1 -#define SS_DISABLE 2 - -#define MINSIGSTKSZ 2048 -#define SIGSTKSZ 8192 - -#include <asm-generic/signal.h> - -struct old_sigaction { - __sighandler_t sa_handler; - old_sigset_t sa_mask; - unsigned long sa_flags; - __sigrestore_t sa_restorer; -}; - -struct sigaction { - __sighandler_t sa_handler; - unsigned long sa_flags; - __sigrestore_t sa_restorer; - sigset_t sa_mask; /* mask last for extensibility */ -}; - -struct k_sigaction { - struct sigaction sa; -}; - -typedef struct sigaltstack { - void __user *ss_sp; - int ss_flags; - size_t ss_size; -} stack_t; - -#ifdef __KERNEL__ -#include <asm/sigcontext.h> -#define ptrace_signal_deliver(regs, cookie) do { } while (0) -#endif /* __KERNEL__ */ - -/* - * These are parameters to dbg_sigreturn syscall. They enable or - * disable certain debugging things that can be done from signal - * handlers. The dbg_sigreturn syscall *must* be called from a - * SA_SIGINFO signal so the ucontext can be passed to it. It takes an - * array of struct sig_dbg_op, which has the debug operations to - * perform before returning from the signal. - */ -struct sig_dbg_op { - int dbg_type; - unsigned long dbg_value; -}; - -/* Enable or disable single-stepping. The value sets the state. */ -#define SIG_DBG_SINGLE_STEPPING 1 - -/* Enable or disable branch tracing. The value sets the state. */ -#define SIG_DBG_BRANCH_TRACING 2 - -#endif |