diff options
author | Mao Han <han_mao@c-sky.com> | 2019-07-16 19:14:24 +0800 |
---|---|---|
committer | Mark Wielaard <mark@klomp.org> | 2019-07-17 11:48:35 +0200 |
commit | 1b1433d5670b75c4bd5c9b598e0b00fba6e82d90 (patch) | |
tree | b10b9a129ce8e2d4ee87ed3989fb7cd4a6cb19ed /backends/csky_corenote.c | |
parent | b3233914074cb7eb19ea2fc3c70257679f867f68 (diff) |
Add backend support for C-SKY
C-SKY V2 ABI manual:
https://github.com/c-sky/csky-doc/blob/master/C-SKY_V2_CPU_Applications_Binary_Interface_Standards_Manual.pdf
C-SKY architecture user guide:
https://github.com/c-sky/csky-doc/blob/master/CSKY%20Architecture%20user_guide.pdf
Signed-off-by: Mao Han <han_mao@c-sky.com>
Diffstat (limited to 'backends/csky_corenote.c')
-rw-r--r-- | backends/csky_corenote.c | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/backends/csky_corenote.c b/backends/csky_corenote.c new file mode 100644 index 00000000..a1479bd3 --- /dev/null +++ b/backends/csky_corenote.c @@ -0,0 +1,61 @@ +/* C-SKY specific core note handling. + Copyright (C) 2019 Hangzhou C-SKY Microsystems co.,ltd. + This file is part of elfutils. + + This file is free software; you can redistribute it and/or modify + it under the terms of either + + * the GNU Lesser General Public License as published by the Free + Software Foundation; either version 3 of the License, or (at + your option) any later version + + or + + * the GNU General Public License as published by the Free + Software Foundation; either version 2 of the License, or (at + your option) any later version + + or both in parallel, as here. + + elfutils 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 + General Public License for more details. + + You should have received copies of the GNU General Public License and + the GNU Lesser General Public License along with this program. If + not, see <http://www.gnu.org/licenses/>. */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <elf.h> +#include <inttypes.h> +#include <stddef.h> +#include <stdio.h> +#include <sys/time.h> + +#define BACKEND csky_ +#include "libebl_CPU.h" + +#define ULONG uint32_t +#define PID_T int32_t +#define UID_T uint32_t +#define GID_T uint32_t +#define ALIGN_ULONG 4 +#define ALIGN_PID_T 4 +#define ALIGN_UID_T 4 +#define ALIGN_GID_T 4 +#define TYPE_ULONG ELF_T_WORD +#define TYPE_PID_T ELF_T_SWORD +#define TYPE_UID_T ELF_T_WORD +#define TYPE_GID_T ELF_T_WORD + +static const Ebl_Register_Location prstatus_regs[] = + { + { .offset = 0, .regno = 0, .count = 36, .bits = 32 } /* r0..r31 */ + }; +#define PRSTATUS_REGS_SIZE (36 * 4) + +#include "linux-core-note.c" |