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authorKyle McMartin <kyle@mcmartin.ca>2008-07-28 23:02:13 -0400
committerKyle McMartin <kyle@hera.kernel.org>2008-10-10 16:32:29 +0000
commitdeae26bf6a10e47983606f5df080b91e97650ead (patch)
tree84a8a68145d0f713d7c5a1f9e6b3b03be9b3a4c8 /include/asm-parisc/compat_rt_sigframe.h
parent6c86cb8237bf08443806089130dc108051569a93 (diff)
parisc: move include/asm-parisc to arch/parisc/include/asm
Diffstat (limited to 'include/asm-parisc/compat_rt_sigframe.h')
-rw-r--r--include/asm-parisc/compat_rt_sigframe.h50
1 files changed, 0 insertions, 50 deletions
diff --git a/include/asm-parisc/compat_rt_sigframe.h b/include/asm-parisc/compat_rt_sigframe.h
deleted file mode 100644
index 81bec28bdc4..00000000000
--- a/include/asm-parisc/compat_rt_sigframe.h
+++ /dev/null
@@ -1,50 +0,0 @@
-#include<linux/compat.h>
-#include<linux/compat_siginfo.h>
-#include<asm/compat_ucontext.h>
-
-#ifndef _ASM_PARISC_COMPAT_RT_SIGFRAME_H
-#define _ASM_PARISC_COMPAT_RT_SIGFRAME_H
-
-/* In a deft move of uber-hackery, we decide to carry the top half of all
- * 64-bit registers in a non-portable, non-ABI, hidden structure.
- * Userspace can read the hidden structure if it *wants* but is never
- * guaranteed to be in the same place. Infact the uc_sigmask from the
- * ucontext_t structure may push the hidden register file downards
- */
-struct compat_regfile {
- /* Upper half of all the 64-bit registers that were truncated
- on a copy to a 32-bit userspace */
- compat_int_t rf_gr[32];
- compat_int_t rf_iasq[2];
- compat_int_t rf_iaoq[2];
- compat_int_t rf_sar;
-};
-
-#define COMPAT_SIGRETURN_TRAMP 4
-#define COMPAT_SIGRESTARTBLOCK_TRAMP 5
-#define COMPAT_TRAMP_SIZE (COMPAT_SIGRETURN_TRAMP + COMPAT_SIGRESTARTBLOCK_TRAMP)
-
-struct compat_rt_sigframe {
- /* XXX: Must match trampoline size in arch/parisc/kernel/signal.c
- Secondary to that it must protect the ERESTART_RESTARTBLOCK
- trampoline we left on the stack (we were bad and didn't
- change sp so we could run really fast.) */
- compat_uint_t tramp[COMPAT_TRAMP_SIZE];
- compat_siginfo_t info;
- struct compat_ucontext uc;
- /* Hidden location of truncated registers, *must* be last. */
- struct compat_regfile regs;
-};
-
-/*
- * The 32-bit ABI wants at least 48 bytes for a function call frame:
- * 16 bytes for arg0-arg3, and 32 bytes for magic (the only part of
- * which Linux/parisc uses is sp-20 for the saved return pointer...)
- * Then, the stack pointer must be rounded to a cache line (64 bytes).
- */
-#define SIGFRAME32 64
-#define FUNCTIONCALLFRAME32 48
-#define PARISC_RT_SIGFRAME_SIZE32 \
- (((sizeof(struct compat_rt_sigframe) + FUNCTIONCALLFRAME32) + SIGFRAME32) & -SIGFRAME32)
-
-#endif