or1k: Linux ABI

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>

1 files changed, 38 insertions, 0 deletions

diff --git a/sysdeps/unix/sysv/linux/or1k/bits/procfs.h b/sysdeps/unix/sysv/linux/or1k/bits/procfs.h
new file mode 100644
index 0000000000..01a0699770
--- /dev/null
+++ b/sysdeps/unix/sysv/linux/or1k/bits/procfs.h
@@ -0,0 +1,38 @@
+/* Types for registers for sys/procfs.h.  OpenRISC version.
+   Copyright (C) 2022 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <https://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_PROCFS_H
+# error "Never include <bits/procfs.h> directly; use <sys/procfs.h> instead."
+#endif
+
+#include <sys/ucontext.h>
+
+#define ELF_NGREG __NGREG
+
+/* Type for a general-purpose register.  */
+typedef unsigned long int elf_greg_t;
+
+/* And the array of general-purpose registers.  We could have used `struct
+   user_regs' directly, but tradition says that the register set is an array,
+   which does have some peculiar semantics, so leave it that way.
+   GDB uses this for prtrace GETREGSET, on OpenRISC the regset contains 32
+   gprs the PC and the SR, 34 longs.  */
+typedef elf_greg_t elf_gregset_t[34];
+
+/* Register set for the floating-point registers.  */
+typedef elf_greg_t elf_fpregset_t[32];