R1 LovePara: app-server stack, on-target C dev, new NIC support

2026-09-14 00:06:17 -04:00 · 2026-09-14 00:06:17 -04:00 · 2a0f3a406c
commit 2a0f3a406c
parent 8de5ae7e9e
1376 changed files with 262659 additions and 28 deletions
--- a/board/mentalnet/overlay/usr/include/bits/fenv.h
+++ b/board/mentalnet/overlay/usr/include/bits/fenv.h
@ -0,0 +1,116 @@
+/* Copyright (C) 1997-2025 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 _FENV_H
+# error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
+
+/* Define bits representing the exception.  We use the bit positions
+   of the appropriate bits in the FPU control word.  */
+enum
+  {
+    FE_INVALID =
+#define FE_INVALID	0x01
+      FE_INVALID,
+    __FE_DENORM = 0x02,
+    FE_DIVBYZERO =
+#define FE_DIVBYZERO	0x04
+      FE_DIVBYZERO,
+    FE_OVERFLOW =
+#define FE_OVERFLOW	0x08
+      FE_OVERFLOW,
+    FE_UNDERFLOW =
+#define FE_UNDERFLOW	0x10
+      FE_UNDERFLOW,
+    FE_INEXACT =
+#define FE_INEXACT	0x20
+      FE_INEXACT
+  };
+
+#define FE_ALL_EXCEPT \
+	(FE_INEXACT | FE_DIVBYZERO | FE_UNDERFLOW | FE_OVERFLOW | FE_INVALID)
+
+/* The ix87 FPU supports all of the four defined rounding modes.  We
+   use again the bit positions in the FPU control word as the values
+   for the appropriate macros.  */
+enum
+  {
+    FE_TONEAREST =
+#define FE_TONEAREST	0
+      FE_TONEAREST,
+    FE_DOWNWARD =
+#define FE_DOWNWARD	0x400
+      FE_DOWNWARD,
+    FE_UPWARD =
+#define FE_UPWARD	0x800
+      FE_UPWARD,
+    FE_TOWARDZERO =
+#define FE_TOWARDZERO	0xc00
+      FE_TOWARDZERO
+  };
+
+
+/* Type representing exception flags.  */
+typedef unsigned short int fexcept_t;
+
+
+/* Type representing floating-point environment.  This structure
+   corresponds to the layout of the block written by the `fstenv'
+   instruction and has additional fields for the contents of the MXCSR
+   register as written by the `stmxcsr' instruction.  */
+typedef struct
+  {
+    unsigned short int __control_word;
+    unsigned short int __glibc_reserved1;
+    unsigned short int __status_word;
+    unsigned short int __glibc_reserved2;
+    unsigned short int __tags;
+    unsigned short int __glibc_reserved3;
+    unsigned int __eip;
+    unsigned short int __cs_selector;
+    unsigned int __opcode:11;
+    unsigned int __glibc_reserved4:5;
+    unsigned int __data_offset;
+    unsigned short int __data_selector;
+    unsigned short int __glibc_reserved5;
+#ifdef __x86_64__
+    unsigned int __mxcsr;
+#endif
+  }
+fenv_t;
+
+/* If the default argument is used we use this value.  */
+#define FE_DFL_ENV	((const fenv_t *) -1)
+
+#ifdef __USE_GNU
+/* Floating-point environment where none of the exception is masked.  */
+# define FE_NOMASK_ENV	((const fenv_t *) -2)
+#endif
+
+#if __GLIBC_USE (IEC_60559_BFP_EXT_C23)
+/* Type representing floating-point control modes.  */
+typedef struct
+  {
+    unsigned short int __control_word;
+    unsigned short int __glibc_reserved;
+    unsigned int __mxcsr;
+  }
+femode_t;
+
+/* Default floating-point control modes.  */
+# define FE_DFL_MODE	((const femode_t *) -1L)
+#endif