* linux/s390/syscallent.h ([352]): Change decoder to s390_pci_mmio_write.
([353]): Change decoder to s390_pci_mmio_read.
* linux/s390x/syscallent.h: Likewise.
* s390.c (SYS_FUNC(s390_pci_mmio_write), SYS_FUNC(s390_pci_mmio_read)):
New function.
---
linux/s390/syscallent.h | 4 ++--
linux/s390x/syscallent.h | 4 ++--
s390.c | 33 +++++++++++++++++++++++++++++++++
3 files changed, 37 insertions(+), 4 deletions(-)
diff --git a/linux/s390/syscallent.h b/linux/s390/syscallent.h
index a807c95..d34cd42 100644
--- a/linux/s390/syscallent.h
+++ b/linux/s390/syscallent.h
@@ -381,8 +381,8 @@
[349] = { 3, 0, SEN(getrandom), "getrandom"
},
[350] = { 2, TD, SEN(memfd_create), "memfd_create"
},
[351] = { 3, TD, SEN(bpf), "bpf"
},
-[352] = { 3, 0, SEN(printargs),
"s390_pci_mmio_write" },
-[353] = { 3, 0, SEN(printargs),
"s390_pci_mmio_read" },
+[352] = { 3, 0, SEN(s390_pci_mmio_write),
"s390_pci_mmio_write" },
+[353] = { 3, 0, SEN(s390_pci_mmio_read),
"s390_pci_mmio_read" },
[354] = { 5, TD|TF|TP|SE|SI, SEN(execveat), "execveat"
},
[355] = { 1, TD, SEN(userfaultfd), "userfaultfd"
},
[356] = { 2, 0, SEN(membarrier), "membarrier"
},
diff --git a/linux/s390x/syscallent.h b/linux/s390x/syscallent.h
index c4a770d..0c84274 100644
--- a/linux/s390x/syscallent.h
+++ b/linux/s390x/syscallent.h
@@ -365,8 +365,8 @@
[349] = { 3, 0, SEN(getrandom), "getrandom"
},
[350] = { 2, TD, SEN(memfd_create), "memfd_create"
},
[351] = { 3, TD, SEN(bpf), "bpf"
},
-[352] = { 3, 0, SEN(printargs),
"s390_pci_mmio_write" },
-[353] = { 3, 0, SEN(printargs),
"s390_pci_mmio_read" },
+[352] = { 3, 0, SEN(s390_pci_mmio_write),
"s390_pci_mmio_write" },
+[353] = { 3, 0, SEN(s390_pci_mmio_read),
"s390_pci_mmio_read" },
[354] = { 5, TD|TF|TP|SE|SI, SEN(execveat), "execveat"
},
[355] = { 1, TD, SEN(userfaultfd), "userfaultfd"
},
[356] = { 2, 0, SEN(membarrier), "membarrier"
},
diff --git a/s390.c b/s390.c
index dc7bf36..4b23e7a 100644
--- a/s390.c
+++ b/s390.c
@@ -1241,4 +1241,37 @@ SYS_FUNC(s390_runtime_instr)
return RVAL_DECODED;
}
+SYS_FUNC(s390_pci_mmio_write)
+{
+ kernel_ulong_t mmio_addr = tcp->u_arg[0];
+ kernel_ulong_t user_buf = tcp->u_arg[1];
+ kernel_ulong_t length = tcp->u_arg[2];
+
+ tprintf("%#" PRI_klx ", ", mmio_addr);
+ printstr_ex(tcp, user_buf, length, QUOTE_FORCE_HEX);
+ tprintf(", %" PRI_klu, length);
+
+ return RVAL_DECODED;
+}
+
+SYS_FUNC(s390_pci_mmio_read)
+{
+ kernel_ulong_t mmio_addr = tcp->u_arg[0];
+ kernel_ulong_t user_buf = tcp->u_arg[1];
+ kernel_ulong_t length = tcp->u_arg[2];
+
+ if (entering(tcp)) {
+ tprintf("%#" PRI_klx ", ", mmio_addr);
+ } else {
+ if (!syserror(tcp))
+ printstr_ex(tcp, user_buf, length, QUOTE_FORCE_HEX);
+ else
+ printaddr(user_buf);
+
+ tprintf(", %" PRI_klu, length);
+ }
+
+ return 0;
+}
+
#endif /* defined S390 || defined S390X */
--
2.1.4
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