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[pkgsrc/trunk]: pkgsrc/emulators/qemu Fix building on NetBSD/arm by extractin...



details:   https://anonhg.NetBSD.org/pkgsrc/rev/3e3ef9c978a5
branches:  trunk
changeset: 397778:3e3ef9c978a5
user:      thorpej <thorpej%pkgsrc.org@localhost>
date:      Wed Jul 03 14:38:13 2019 +0000

description:
Fix building on NetBSD/arm by extracting the FSR from siginfo_t::si_trap
rathar than an mcontext field that NetBSD/arm doesn't have.

diffstat:

 emulators/qemu/distinfo                            |   3 +-
 emulators/qemu/patches/patch-accel_tcg_user-exec.c |  42 ++++++++++++++++++++++
 2 files changed, 44 insertions(+), 1 deletions(-)

diffs (62 lines):

diff -r 51a0aa7ef45d -r 3e3ef9c978a5 emulators/qemu/distinfo
--- a/emulators/qemu/distinfo   Wed Jul 03 10:58:24 2019 +0000
+++ b/emulators/qemu/distinfo   Wed Jul 03 14:38:13 2019 +0000
@@ -1,10 +1,11 @@
-$NetBSD: distinfo,v 1.149 2019/06/28 17:11:14 jperkin Exp $
+$NetBSD: distinfo,v 1.150 2019/07/03 14:38:13 thorpej Exp $
 
 SHA1 (qemu-4.0.0.tar.xz) = 74cfb8f4724d9651fdd354560f2d291887b32cad
 RMD160 (qemu-4.0.0.tar.xz) = 58135f00c391823edce780d55a816f29dd73c34b
 SHA512 (qemu-4.0.0.tar.xz) = 952e94194ce9e64c15388c59035cb31fb9f761d30095c2fb9441012b609c18c9976285727b93bf37b95e15675802d73f8e1c4619ebecd23606675bb503646b13
 Size (qemu-4.0.0.tar.xz) = 55628624 bytes
 SHA1 (patch-Makefile) = b3899fb8d0dd2f29bf3edd843836612e6e6c019c
+SHA1 (patch-accel_tcg_user-exec.c) = 86ee62f6e5c8cd7942cf0aa9c9f64e4b0879ff33
 SHA1 (patch-audio_audio.c) = 98a1de2fd48638886b5d16f6a61dc72910e98b41
 SHA1 (patch-configure) = 14c09363622bcee113b7fda5bd3f031bd9ff6b90
 SHA1 (patch-contrib_ivshmem-client_ivshmem-client.c) = 40c8751607cbf66a37e4c4e08f2664b864e2e984
diff -r 51a0aa7ef45d -r 3e3ef9c978a5 emulators/qemu/patches/patch-accel_tcg_user-exec.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/emulators/qemu/patches/patch-accel_tcg_user-exec.c        Wed Jul 03 14:38:13 2019 +0000
@@ -0,0 +1,42 @@
+$NetBSD: patch-accel_tcg_user-exec.c,v 1.1 2019/07/03 14:38:13 thorpej Exp $
+
+Fix building on NetBSD/arm by extracting the FSR value from the
+correct siginfo_t field.
+
+--- accel/tcg/user-exec.c.orig 2019-07-03 13:09:53.530028621 +0000
++++ accel/tcg/user-exec.c      2019-07-03 13:22:13.179596536 +0000
+@@ -448,6 +448,7 @@ int cpu_signal_handler(int host_signum, 
+ 
+ #if defined(__NetBSD__)
+ #include <ucontext.h>
++#include <sys/siginfo.h>
+ #endif
+ 
+ int cpu_signal_handler(int host_signum, void *pinfo,
+@@ -456,6 +457,7 @@ int cpu_signal_handler(int host_signum, 
+     siginfo_t *info = pinfo;
+ #if defined(__NetBSD__)
+     ucontext_t *uc = puc;
++    siginfo_t *si = pinfo;
+ #else
+     ucontext_t *uc = puc;
+ #endif
+@@ -470,10 +472,18 @@ int cpu_signal_handler(int host_signum, 
+     pc = uc->uc_mcontext.arm_pc;
+ #endif
+ 
++#if defined(__NetBSD__)
++    /* siginfo_t::si_trap is the FSR value, in which bit 11 is WnR
++     * (assuming a v6 or later processor; on v5 we will always report
++     * this as a read).
++     */
++    is_write = extract32(si->si_trap, 11, 1);
++#else
+     /* error_code is the FSR value, in which bit 11 is WnR (assuming a v6 or
+      * later processor; on v5 we will always report this as a read).
+      */
+     is_write = extract32(uc->uc_mcontext.error_code, 11, 1);
++#endif
+     return handle_cpu_signal(pc, info, is_write, &uc->uc_sigmask);
+ }
+ 



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