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Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully
From: |
Chen Gang S |
Subject: |
Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user. |
Date: |
Thu, 12 Feb 2015 08:12:03 +0800 |
User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
Oh, sorry, I forgot to Cc to tile related members.
Thanks.
On 2/12/15 08:00, Chen Gang S wrote:
> After load elf64 tilegx binary for linux-user, the working flow reaches
> the first correct instruction postion "__start". Next, we shall load all
> instructions for qemu using.
>
> This patch is based on Linux kernel tile architecture tilegx 64-bit
> implementation, and also based on tilegx architecture ABI reference.
>
> The related test:
>
> address@hidden qemu]# ./configure --target-list=tile-linux-user && make
> address@hidden qemu]# ./tile-linux-user/qemu-tile -d all ./test.tgx
> CPU Reset (CPU 0)
> CPU Reset (CPU 0)
> host mmap_min_addr=0x10000
> Reserved 0xe0000 bytes of guest address space
> Relocating guest address space from 0x0000000000010000 to 0x10000
> guest_base 0x0
> start end size prot
> 0000000000010000-00000000000e0000 00000000000d0000 r-x
> 00000000000e0000-00000000000f0000 0000000000010000 rw-
> 0000004000000000-0000004000010000 0000000000010000 ---
> 0000004000010000-0000004000810000 0000000000800000 rw-
> start_brk 0x0000000000000000
> end_code 0x00000000000d86f7
> start_code 0x0000000000010000
> start_data 0x00000000000e86f8
> end_data 0x00000000000ea208
> start_stack 0x000000400080f250
> brk 0x00000000000ec2b0
> entry 0x0000000000010f60
> PROLOGUE: [size=40]
> 0x7fcc44c716f0: push %rbp
> 0x7fcc44c716f1: push %rbx
> 0x7fcc44c716f2: push %r12
> 0x7fcc44c716f4: push %r13
> 0x7fcc44c716f6: push %r14
> 0x7fcc44c716f8: push %r15
> 0x7fcc44c716fa: mov %rdi,%r14
> 0x7fcc44c716fd: add $0xfffffffffffffb78,%rsp
> 0x7fcc44c71704: jmpq *%rsi
> 0x7fcc44c71706: add $0x488,%rsp
> 0x7fcc44c7170d: pop %r15
> 0x7fcc44c7170f: pop %r14
> 0x7fcc44c71711: pop %r13
> 0x7fcc44c71713: pop %r12
> 0x7fcc44c71715: pop %rbx
> 0x7fcc44c71716: pop %rbp
> 0x7fcc44c71717: retq
>
> Load elf64 tilegx successfully
> reach code start position: [0000000000010f60] _start
>
> address@hidden qemu]# echo $?
> 0
> address@hidden qemu]#
>
> Signed-off-by: Chen Gang <address@hidden>
> ---
> configure | 7 +
> default-configs/tile-linux-user.mak | 1 +
> include/elf.h | 3 +
> include/hw/elf_ops.h | 7 +
> linux-user/elfload.c | 24 +++
> linux-user/main.c | 81 +++++++++
> linux-user/syscall_defs.h | 34 +++-
> linux-user/tile/syscall.h | 90 ++++++++++
> linux-user/tile/syscall_nr.h | 327
> ++++++++++++++++++++++++++++++++++++
> linux-user/tile/target_cpu.h | 35 ++++
> linux-user/tile/target_signal.h | 28 +++
> linux-user/tile/target_structs.h | 48 ++++++
> linux-user/tile/termbits.h | 285 +++++++++++++++++++++++++++++++
> target-tile/Makefile.objs | 1 +
> target-tile/cpu-qom.h | 72 ++++++++
> target-tile/cpu.c | 159 ++++++++++++++++++
> target-tile/cpu.h | 84 +++++++++
> target-tile/helper.h | 0
> target-tile/translate.c | 54 ++++++
> 19 files changed, 1337 insertions(+), 3 deletions(-)
> create mode 100644 default-configs/tile-linux-user.mak
> create mode 100644 linux-user/tile/syscall.h
> create mode 100644 linux-user/tile/syscall_nr.h
> create mode 100644 linux-user/tile/target_cpu.h
> create mode 100644 linux-user/tile/target_signal.h
> create mode 100644 linux-user/tile/target_structs.h
> create mode 100644 linux-user/tile/termbits.h
> create mode 100644 target-tile/Makefile.objs
> create mode 100644 target-tile/cpu-qom.h
> create mode 100644 target-tile/cpu.c
> create mode 100644 target-tile/cpu.h
> create mode 100644 target-tile/helper.h
> create mode 100644 target-tile/translate.c
>
> diff --git a/configure b/configure
> index f185dd0..d9e0dec 100755
> --- a/configure
> +++ b/configure
> @@ -5089,6 +5089,9 @@ case "$target_name" in
> TARGET_BASE_ARCH=mips
> echo "TARGET_ABI_MIPSN64=y" >> $config_target_mak
> ;;
> + tile)
> + TARGET_ARCH=tile
> + ;;
> tricore)
> ;;
> moxie)
> @@ -5313,6 +5316,10 @@ for i in $ARCH $TARGET_BASE_ARCH ; do
> echo "CONFIG_SPARC_DIS=y" >> $config_target_mak
> echo "CONFIG_SPARC_DIS=y" >> config-all-disas.mak
> ;;
> + tile*)
> + echo "CONFIG_TILE_DIS=y" >> $config_target_mak
> + echo "CONFIG_TILE_DIS=y" >> config-all-disas.mak
> + ;;
> xtensa*)
> echo "CONFIG_XTENSA_DIS=y" >> $config_target_mak
> echo "CONFIG_XTENSA_DIS=y" >> config-all-disas.mak
> diff --git a/default-configs/tile-linux-user.mak
> b/default-configs/tile-linux-user.mak
> new file mode 100644
> index 0000000..566fdc0
> --- /dev/null
> +++ b/default-configs/tile-linux-user.mak
> @@ -0,0 +1 @@
> +# Default configuration for microblaze-linux-user
> diff --git a/include/elf.h b/include/elf.h
> index a516584..a80608a 100644
> --- a/include/elf.h
> +++ b/include/elf.h
> @@ -133,6 +133,9 @@ typedef int64_t Elf64_Sxword;
>
> #define EM_AARCH64 183
>
> +#define EM_TILE 191 /* Tile */
> +#define EM_TILE_OLD 0x2597 /* Tile compat */
> +
> /* This is the info that is needed to parse the dynamic section of the file
> */
> #define DT_NULL 0
> #define DT_NEEDED 1
> diff --git a/include/hw/elf_ops.h b/include/hw/elf_ops.h
> index a517753..5a3d02a 100644
> --- a/include/hw/elf_ops.h
> +++ b/include/hw/elf_ops.h
> @@ -226,6 +226,13 @@ static int glue(load_elf, SZ)(const char *name, int fd,
> goto fail;
> }
> break;
> + case EM_TILE:
> + if (EM_TILE != ehdr.e_machine)
> + if (EM_TILE_OLD != ehdr.e_machine) {
> + ret = ELF_LOAD_WRONG_ARCH;
> + goto fail;
> + }
> + break;
> default:
> if (elf_machine != ehdr.e_machine) {
> ret = ELF_LOAD_WRONG_ARCH;
> diff --git a/linux-user/elfload.c b/linux-user/elfload.c
> index 399c021..a9ec5a1 100644
> --- a/linux-user/elfload.c
> +++ b/linux-user/elfload.c
> @@ -1189,6 +1189,29 @@ static inline void init_thread(struct target_pt_regs
> *regs, struct image_info *i
>
> #endif /* TARGET_S390X */
>
> +#ifdef TARGET_TILE
> +
> +/* 42 bits real used address, a half for user mode */
> +#define ELF_START_MMAP (0x00000020000000000ULL)
> +
> +#define elf_check_arch(x) ((x) == EM_TILE || (x) == EM_TILE_OLD)
> +
> +#define ELF_CLASS ELFCLASS64
> +#define ELF_DATA ELFDATA2LSB
> +#define ELF_ARCH EM_TILE
> +
> +static inline void init_thread(struct target_pt_regs *regs,
> + struct image_info *infop)
> +{
> + regs->lr = infop->entry;
> + regs->sp = infop->start_stack;
> +
> +}
> +
> +#define ELF_EXEC_PAGESIZE 65536 /* Tilegx page size is 64KB */
> +
> +#endif /* TARGET_TILE */
> +
> #ifndef ELF_PLATFORM
> #define ELF_PLATFORM (NULL)
> #endif
> @@ -2012,6 +2035,7 @@ static void load_elf_interp(const char *filename,
> struct image_info *info,
> }
>
> load_elf_image(filename, fd, info, NULL, bprm_buf);
> +
> return;
>
> exit_perror:
> diff --git a/linux-user/main.c b/linux-user/main.c
> index cfa7d07..1bfae5b 100644
> --- a/linux-user/main.c
> +++ b/linux-user/main.c
> @@ -3418,6 +3418,20 @@ void cpu_loop(CPUS390XState *env)
>
> #endif /* TARGET_S390X */
>
> +#ifdef TARGET_TILE
> +void cpu_loop(CPUTLState *env)
> +{
> + CPUState *cs = CPU(tile_env_get_cpu(env));
> +
> + while (1) {
> + cpu_exec_start(cs);
> + cpu_tile_exec(env);
> + cpu_exec_end(cs);
> + process_pending_signals(env);
> + }
> +}
> +#endif
> +
> THREAD CPUState *thread_cpu;
>
> void task_settid(TaskState *ts)
> @@ -4392,6 +4406,73 @@ int main(int argc, char **argv, char **envp)
> env->psw.mask = regs->psw.mask;
> env->psw.addr = regs->psw.addr;
> }
> +#elif defined(TARGET_TILE)
> + {
> + env->regs[0] = regs->r0;
> + env->regs[1] = regs->r1;
> + env->regs[2] = regs->r2;
> + env->regs[3] = regs->r3;
> + env->regs[4] = regs->r4;
> + env->regs[5] = regs->r5;
> + env->regs[6] = regs->r6;
> + env->regs[7] = regs->r7;
> + env->regs[8] = regs->r8;
> + env->regs[9] = regs->r9;
> + env->regs[10] = regs->r10;
> + env->regs[11] = regs->r11;
> + env->regs[12] = regs->r12;
> + env->regs[13] = regs->r13;
> + env->regs[14] = regs->r14;
> + env->regs[15] = regs->r15;
> + env->regs[16] = regs->r16;
> + env->regs[17] = regs->r17;
> + env->regs[18] = regs->r18;
> + env->regs[19] = regs->r19;
> + env->regs[20] = regs->r20;
> + env->regs[21] = regs->r21;
> + env->regs[22] = regs->r22;
> + env->regs[23] = regs->r23;
> + env->regs[24] = regs->r24;
> + env->regs[25] = regs->r25;
> + env->regs[26] = regs->r26;
> + env->regs[27] = regs->r27;
> + env->regs[28] = regs->r28;
> + env->regs[29] = regs->r29;
> + env->regs[30] = regs->r30;
> + env->regs[31] = regs->r31;
> + env->regs[32] = regs->r32;
> + env->regs[33] = regs->r33;
> + env->regs[34] = regs->r34;
> + env->regs[35] = regs->r35;
> + env->regs[36] = regs->r36;
> + env->regs[37] = regs->r37;
> + env->regs[38] = regs->r38;
> + env->regs[39] = regs->r39;
> + env->regs[40] = regs->r40;
> + env->regs[41] = regs->r41;
> + env->regs[42] = regs->r42;
> + env->regs[43] = regs->r43;
> + env->regs[44] = regs->r44;
> + env->regs[45] = regs->r45;
> + env->regs[46] = regs->r46;
> + env->regs[47] = regs->r47;
> + env->regs[48] = regs->r48;
> + env->regs[49] = regs->r49;
> + env->regs[50] = regs->r50;
> + env->regs[51] = regs->r51;
> + env->regs[52] = regs->r52; /* TILE_R_BP */
> + env->regs[53] = regs->tp; /* TILE_R_TP */
> + env->regs[54] = regs->sp; /* TILE_R_SP */
> + env->regs[55] = regs->lr; /* TILE_R_PC */
> + env->regs[56] = regs->sn;
> + env->regs[57] = regs->idn0;
> + env->regs[58] = regs->idn1;
> + env->regs[59] = regs->udn0;
> + env->regs[60] = regs->udn1;
> + env->regs[61] = regs->udn2;
> + env->regs[62] = regs->udn3;
> + env->regs[63] = regs->zero;
> + }
> #else
> #error unsupported target CPU
> #endif
> diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
> index ebb3be1..145495a 100644
> --- a/linux-user/syscall_defs.h
> +++ b/linux-user/syscall_defs.h
> @@ -65,7 +65,7 @@
>
> #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_SH4) \
> || defined(TARGET_M68K) || defined(TARGET_CRIS) ||
> defined(TARGET_UNICORE32) \
> - || defined(TARGET_S390X) || defined(TARGET_OPENRISC)
> + || defined(TARGET_S390X) || defined(TARGET_OPENRISC) ||
> defined(TARGET_TILE)
>
> #define TARGET_IOC_SIZEBITS 14
> #define TARGET_IOC_DIRBITS 2
> @@ -365,7 +365,7 @@ int do_sigaction(int sig, const struct target_sigaction
> *act,
> || defined(TARGET_PPC) || defined(TARGET_MIPS) || defined(TARGET_SH4) \
> || defined(TARGET_M68K) || defined(TARGET_ALPHA) || defined(TARGET_CRIS)
> \
> || defined(TARGET_MICROBLAZE) || defined(TARGET_UNICORE32) \
> - || defined(TARGET_S390X) || defined(TARGET_OPENRISC)
> + || defined(TARGET_S390X) || defined(TARGET_OPENRISC) ||
> defined(TARGET_TILE)
>
> #if defined(TARGET_SPARC)
> #define TARGET_SA_NOCLDSTOP 8u
> @@ -1963,6 +1963,32 @@ struct target_stat64 {
> unsigned int __unused5;
> };
>
> +#elif defined(TARGET_TILE)
> +
> +/* Copy from Linux kernel "uapi/asm-generic/stat.h" */
> +struct target_stat {
> + abi_ulong st_dev; /* Device. */
> + abi_ulong st_ino; /* File serial number. */
> + unsigned int st_mode; /* File mode. */
> + unsigned int st_nlink; /* Link count. */
> + unsigned int st_uid; /* User ID of the file's owner. */
> + unsigned int st_gid; /* Group ID of the file's group. */
> + abi_ulong st_rdev; /* Device number, if device. */
> + abi_ulong __pad1;
> + abi_long st_size; /* Size of file, in bytes. */
> + int st_blksize; /* Optimal block size for I/O. */
> + int __pad2;
> + abi_long st_blocks; /* Number 512-byte blocks allocated. */
> + abi_long target_st_atime; /* Time of last access. */
> + abi_ulong target_st_atime_nsec;
> + abi_long target_st_mtime; /* Time of last modification. */
> + abi_ulong target_st_mtime_nsec;
> + abi_long target_st_ctime; /* Time of last status change. */
> + abi_ulong target_st_ctime_nsec;
> + unsigned int __unused4;
> + unsigned int __unused5;
> +};
> +
> #else
> #error unsupported CPU
> #endif
> @@ -2305,7 +2331,9 @@ struct target_flock {
> struct target_flock64 {
> short l_type;
> short l_whence;
> -#if defined(TARGET_PPC) || defined(TARGET_X86_64) || defined(TARGET_MIPS) ||
> defined(TARGET_SPARC) || defined(TARGET_HPPA) || defined (TARGET_MICROBLAZE)
> +#if defined(TARGET_PPC) || defined(TARGET_X86_64) || defined(TARGET_MIPS) ||
> \
> + defined(TARGET_SPARC) || defined(TARGET_HPPA) \
> + || defined(TARGET_MICROBLAZE) || defined(TARGET_TILE)
> int __pad;
> #endif
> unsigned long long l_start;
> diff --git a/linux-user/tile/syscall.h b/linux-user/tile/syscall.h
> new file mode 100644
> index 0000000..2eda785
> --- /dev/null
> +++ b/linux-user/tile/syscall.h
> @@ -0,0 +1,90 @@
> +#ifndef TILE_SYSCALLS_H
> +#define TILE_SYSCALLS_H
> +
> +#define UNAME_MACHINE "tilegx"
> +#define UNAME_MINIMUM_RELEASE "3.19"
> +
> +/* We use tile to keep things similar to the kernel sources. */
> +typedef uint64_t tile_reg_t;
> +
> +struct target_pt_regs {
> +
> + /* Can be as parameters */
> + tile_reg_t r0;
> + tile_reg_t r1;
> + tile_reg_t r2;
> + tile_reg_t r3;
> + tile_reg_t r4;
> + tile_reg_t r5;
> + tile_reg_t r6;
> + tile_reg_t r7;
> + tile_reg_t r8;
> + tile_reg_t r9;
> +
> + /* Normal using, caller saved */
> + tile_reg_t r10;
> + tile_reg_t r11;
> + tile_reg_t r12;
> + tile_reg_t r13;
> + tile_reg_t r14;
> + tile_reg_t r15;
> + tile_reg_t r16;
> + tile_reg_t r17;
> + tile_reg_t r18;
> + tile_reg_t r19;
> + tile_reg_t r20;
> + tile_reg_t r21;
> + tile_reg_t r22;
> + tile_reg_t r23;
> + tile_reg_t r24;
> + tile_reg_t r25;
> + tile_reg_t r26;
> + tile_reg_t r27;
> + tile_reg_t r28;
> + tile_reg_t r29;
> +
> + /* Normal using, callee saved */
> + tile_reg_t r30;
> + tile_reg_t r31;
> + tile_reg_t r32;
> + tile_reg_t r33;
> + tile_reg_t r34;
> + tile_reg_t r35;
> + tile_reg_t r36;
> + tile_reg_t r37;
> + tile_reg_t r38;
> + tile_reg_t r39;
> + tile_reg_t r40;
> + tile_reg_t r41;
> + tile_reg_t r42;
> + tile_reg_t r43;
> + tile_reg_t r44;
> + tile_reg_t r45;
> + tile_reg_t r46;
> + tile_reg_t r47;
> + tile_reg_t r48;
> + tile_reg_t r49;
> + tile_reg_t r50;
> + tile_reg_t r51;
> +
> + /* Control using */
> + tile_reg_t r52; /* optional frame pointer */
> + tile_reg_t tp; /* thread-local data */
> + tile_reg_t sp; /* stack pointer */
> + tile_reg_t lr; /* pc pointer */
> +
> + /* Minor for qemu */
> + tile_reg_t sn; /* always zero */
> + tile_reg_t idn0;
> + tile_reg_t idn1;
> + tile_reg_t udn0;
> + tile_reg_t udn1;
> + tile_reg_t udn2;
> + tile_reg_t udn3;
> + tile_reg_t zero; /* always zero */
> +};
> +
> +#define TARGET_MLOCKALL_MCL_CURRENT 1
> +#define TARGET_MLOCKALL_MCL_FUTURE 2
> +
> +#endif
> diff --git a/linux-user/tile/syscall_nr.h b/linux-user/tile/syscall_nr.h
> new file mode 100644
> index 0000000..c2c602f
> --- /dev/null
> +++ b/linux-user/tile/syscall_nr.h
> @@ -0,0 +1,327 @@
> +#ifndef TILE_SYSCALL_NR
> +#define TILE_SYSCALL_NR
> +
> +/*
> + * Copy from linux kernel asm-generic/unistd.h, which tile uses.
> + *
> + * At present, do not support 32-bit (-m32) tilegx executable binary
> + */
> +#define TARGET_NR_io_setup 0
> +#define TARGET_NR_io_destroy 1
> +#define TARGET_NR_io_submit 2
> +#define TARGET_NR_io_cancel 3
> +#define TARGET_NR_io_getevents 4
> +#define TARGET_NR_setxattr 5
> +#define TARGET_NR_lsetxattr 6
> +#define TARGET_NR_fsetxattr 7
> +#define TARGET_NR_getxattr 8
> +#define TARGET_NR_lgetxattr 9
> +#define TARGET_NR_fgetxattr 10
> +#define TARGET_NR_listxattr 11
> +#define TARGET_NR_llistxattr 12
> +#define TARGET_NR_flistxattr 13
> +#define TARGET_NR_removexattr 14
> +#define TARGET_NR_lremovexattr 15
> +#define TARGET_NR_fremovexattr 16
> +#define TARGET_NR_getcwd 17
> +#define TARGET_NR_lookup_dcookie 18
> +#define TARGET_NR_eventfd2 19
> +#define TARGET_NR_epoll_create1 20
> +#define TARGET_NR_epoll_ctl 21
> +#define TARGET_NR_epoll_pwait 22
> +#define TARGET_NR_dup 23
> +#define TARGET_NR_dup3 24
> +#define TARGET_NR_fcntl 25
> +#define TARGET_NR_inotify_init1 26
> +#define TARGET_NR_inotify_add_watch 27
> +#define TARGET_NR_inotify_rm_watch 28
> +#define TARGET_NR_ioctl 29
> +#define TARGET_NR_ioprio_set 30
> +#define TARGET_NR_ioprio_get 31
> +#define TARGET_NR_flock 32
> +#define TARGET_NR_mknodat 33
> +#define TARGET_NR_mkdirat 34
> +#define TARGET_NR_unlinkat 35
> +#define TARGET_NR_symlinkat 36
> +#define TARGET_NR_linkat 37
> +#define TARGET_NR_renameat 38
> +#define TARGET_NR_umount2 39
> +#define TARGET_NR_mount 40
> +#define TARGET_NR_pivot_root 41
> +#define TARGET_NR_nfsservctl 42
> +#define TARGET_NR_statfs 43
> +#define TARGET_NR_fstatfs 44
> +#define TARGET_NR_truncate 45
> +#define TARGET_NR_ftruncate 46
> +#define TARGET_NR_fallocate 47
> +#define TARGET_NR_faccessat 48
> +#define TARGET_NR_chdir 49
> +#define TARGET_NR_fchdir 50
> +#define TARGET_NR_chroot 51
> +#define TARGET_NR_fchmod 52
> +#define TARGET_NR_fchmodat 53
> +#define TARGET_NR_fchownat 54
> +#define TARGET_NR_fchown 55
> +#define TARGET_NR_openat 56
> +#define TARGET_NR_close 57
> +#define TARGET_NR_vhangup 58
> +#define TARGET_NR_pipe2 59
> +#define TARGET_NR_quotactl 60
> +#define TARGET_NR_getdents64 61
> +#define TARGET_NR_lseek 62
> +#define TARGET_NR_read 63
> +#define TARGET_NR_write 64
> +#define TARGET_NR_readv 65
> +#define TARGET_NR_writev 66
> +#define TARGET_NR_pread64 67
> +#define TARGET_NR_pwrite64 68
> +#define TARGET_NR_preadv 69
> +#define TARGET_NR_pwritev 70
> +#define TARGET_NR_sendfile 71
> +#define TARGET_NR_pselect6 72
> +#define TARGET_NR_ppoll 73
> +#define TARGET_NR_signalfd4 74
> +#define TARGET_NR_vmsplice 75
> +#define TARGET_NR_splice 76
> +#define TARGET_NR_tee 77
> +#define TARGET_NR_readlinkat 78
> +#define TARGET_NR_fstatat 79
> +#define TARGET_NR_fstat 80
> +#define TARGET_NR_sync 81
> +#define TARGET_NR_fsync 82
> +#define TARGET_NR_fdatasync 83
> +#define TARGET_NR_sync_file_range 84 /* For tilegx, no range2
> */
> +#define TARGET_NR_timerfd_create 85
> +#define TARGET_NR_timerfd_settime 86
> +#define TARGET_NR_timerfd_gettime 87
> +#define TARGET_NR_utimensat 88
> +#define TARGET_NR_acct 89
> +#define TARGET_NR_capget 90
> +#define TARGET_NR_capset 91
> +#define TARGET_NR_personality 92
> +#define TARGET_NR_exit 93
> +#define TARGET_NR_exit_group 94
> +#define TARGET_NR_waitid 95
> +#define TARGET_NR_set_tid_address 96
> +#define TARGET_NR_unshare 97
> +#define TARGET_NR_futex 98
> +#define TARGET_NR_set_robust_list 99
> +#define TARGET_NR_get_robust_list 100
> +#define TARGET_NR_nanosleep 101
> +#define TARGET_NR_getitimer 102
> +#define TARGET_NR_setitimer 103
> +#define TARGET_NR_kexec_load 104
> +#define TARGET_NR_init_module 105
> +#define TARGET_NR_delete_module 106
> +#define TARGET_NR_timer_create 107
> +#define TARGET_NR_timer_gettime 108
> +#define TARGET_NR_timer_getoverrun 109
> +#define TARGET_NR_timer_settime 110
> +#define TARGET_NR_timer_delete 111
> +#define TARGET_NR_clock_settime 112
> +#define TARGET_NR_clock_gettime 113
> +#define TARGET_NR_clock_getres 114
> +#define TARGET_NR_clock_nanosleep 115
> +#define TARGET_NR_syslog 116
> +#define TARGET_NR_ptrace 117
> +#define TARGET_NR_sched_setparam 118
> +#define TARGET_NR_sched_setscheduler 119
> +#define TARGET_NR_sched_getscheduler 120
> +#define TARGET_NR_sched_getparam 121
> +#define TARGET_NR_sched_setaffinity 122
> +#define TARGET_NR_sched_getaffinity 123
> +#define TARGET_NR_sched_yield 124
> +#define TARGET_NR_sched_get_priority_max 125
> +#define TARGET_NR_sched_get_priority_min 126
> +#define TARGET_NR_sched_rr_get_interval 127
> +#define TARGET_NR_restart_syscall 128
> +#define TARGET_NR_kill 129
> +#define TARGET_NR_tkill 130
> +#define TARGET_NR_tgkill 131
> +#define TARGET_NR_sigaltstack 132
> +#define TARGET_NR_rt_sigsuspend 133
> +#define TARGET_NR_rt_sigaction 134
> +#define TARGET_NR_rt_sigprocmask 135
> +#define TARGET_NR_rt_sigpending 136
> +#define TARGET_NR_rt_sigtimedwait 137
> +#define TARGET_NR_rt_sigqueueinfo 138
> +#define TARGET_NR_rt_sigreturn 139
> +#define TARGET_NR_setpriority 140
> +#define TARGET_NR_getpriority 141
> +#define TARGET_NR_reboot 142
> +#define TARGET_NR_setregid 143
> +#define TARGET_NR_setgid 144
> +#define TARGET_NR_setreuid 145
> +#define TARGET_NR_setuid 146
> +#define TARGET_NR_setresuid 147
> +#define TARGET_NR_getresuid 148
> +#define TARGET_NR_setresgid 149
> +#define TARGET_NR_getresgid 150
> +#define TARGET_NR_setfsuid 151
> +#define TARGET_NR_setfsgid 152
> +#define TARGET_NR_times 153
> +#define TARGET_NR_setpgid 154
> +#define TARGET_NR_getpgid 155
> +#define TARGET_NR_getsid 156
> +#define TARGET_NR_setsid 157
> +#define TARGET_NR_getgroups 158
> +#define TARGET_NR_setgroups 159
> +#define TARGET_NR_uname 160
> +#define TARGET_NR_sethostname 161
> +#define TARGET_NR_setdomainname 162
> +#define TARGET_NR_getrlimit 163
> +#define TARGET_NR_setrlimit 164
> +#define TARGET_NR_getrusage 165
> +#define TARGET_NR_umask 166
> +#define TARGET_NR_prctl 167
> +#define TARGET_NR_getcpu 168
> +#define TARGET_NR_gettimeofday 169
> +#define TARGET_NR_settimeofday 170
> +#define TARGET_NR_adjtimex 171
> +#define TARGET_NR_getpid 172
> +#define TARGET_NR_getppid 173
> +#define TARGET_NR_getuid 174
> +#define TARGET_NR_geteuid 175
> +#define TARGET_NR_getgid 176
> +#define TARGET_NR_getegid 177
> +#define TARGET_NR_gettid 178
> +#define TARGET_NR_sysinfo 179
> +#define TARGET_NR_mq_open 180
> +#define TARGET_NR_mq_unlink 181
> +#define TARGET_NR_mq_timedsend 182
> +#define TARGET_NR_mq_timedreceive 183
> +#define TARGET_NR_mq_notify 184
> +#define TARGET_NR_mq_getsetattr 185
> +#define TARGET_NR_msgget 186
> +#define TARGET_NR_msgctl 187
> +#define TARGET_NR_msgrcv 188
> +#define TARGET_NR_msgsnd 189
> +#define TARGET_NR_semget 190
> +#define TARGET_NR_semctl 191
> +#define TARGET_NR_semtimedop 192
> +#define TARGET_NR_semop 193
> +#define TARGET_NR_shmget 194
> +#define TARGET_NR_shmctl 195
> +#define TARGET_NR_shmat 196
> +#define TARGET_NR_shmdt 197
> +#define TARGET_NR_socket 198
> +#define TARGET_NR_socketpair 199
> +#define TARGET_NR_bind 200
> +#define TARGET_NR_listen 201
> +#define TARGET_NR_accept 202
> +#define TARGET_NR_connect 203
> +#define TARGET_NR_getsockname 204
> +#define TARGET_NR_getpeername 205
> +#define TARGET_NR_sendto 206
> +#define TARGET_NR_recvfrom 207
> +#define TARGET_NR_setsockopt 208
> +#define TARGET_NR_getsockopt 209
> +#define TARGET_NR_shutdown 210
> +#define TARGET_NR_sendmsg 211
> +#define TARGET_NR_recvmsg 212
> +#define TARGET_NR_readahead 213
> +#define TARGET_NR_brk 214
> +#define TARGET_NR_munmap 215
> +#define TARGET_NR_mremap 216
> +#define TARGET_NR_add_key 217
> +#define TARGET_NR_request_key 218
> +#define TARGET_NR_keyctl 219
> +#define TARGET_NR_clone 220
> +#define TARGET_NR_execve 221
> +#define TARGET_NR_mmap 222
> +#define TARGET_NR_fadvise64 223
> +#define TARGET_NR_swapon 224
> +#define TARGET_NR_swapoff 225
> +#define TARGET_NR_mprotect 226
> +#define TARGET_NR_msync 227
> +#define TARGET_NR_mlock 228
> +#define TARGET_NR_munlock 229
> +#define TARGET_NR_mlockall 230
> +#define TARGET_NR_munlockall 231
> +#define TARGET_NR_mincore 232
> +#define TARGET_NR_madvise 233
> +#define TARGET_NR_remap_file_pages 234
> +#define TARGET_NR_mbind 235
> +#define TARGET_NR_get_mempolicy 236
> +#define TARGET_NR_set_mempolicy 237
> +#define TARGET_NR_migrate_pages 238
> +#define TARGET_NR_move_pages 239
> +#define TARGET_NR_rt_tgsigqueueinfo 240
> +#define TARGET_NR_perf_event_open 241
> +#define TARGET_NR_accept4 242
> +#define TARGET_NR_recvmmsg 243
> +
> +#define TARGET_NR_arch_specific_syscall 244
> +#define TARGET_NR_cacheflush 245 /* tile specific
> syscall */
> +
> +#define TARGET_NR_wait4 260
> +#define TARGET_NR_prlimit64 261
> +#define TARGET_NR_fanotify_init 262
> +#define TARGET_NR_fanotify_mark 263
> +#define TARGET_NR_name_to_handle_at 264
> +#define TARGET_NR_open_by_handle_at 265
> +#define TARGET_NR_clock_adjtime 266
> +#define TARGET_NR_syncfs 267
> +#define TARGET_NR_setns 268
> +#define TARGET_NR_sendmmsg 269
> +#define TARGET_NR_process_vm_readv 270
> +#define TARGET_NR_process_vm_writev 271
> +#define TARGET_NR_kcmp 272
> +#define TARGET_NR_finit_module 273
> +#define TARGET_NR_sched_setattr 274
> +#define TARGET_NR_sched_getattr 275
> +#define TARGET_NR_renameat2 276
> +#define TARGET_NR_seccomp 277
> +#define TARGET_NR_getrandom 278
> +#define TARGET_NR_memfd_create 279
> +#define TARGET_NR_bpf 280
> +#define TARGET_NR_execveat 281
> +
> +/* current tilegx Linux kernel do not want to support the macros below */
> +
> +#define TARGET_NR_open 1024
> +#define TARGET_NR_link 1025
> +#define TARGET_NR_unlink 1026
> +#define TARGET_NR_mknod 1027
> +#define TARGET_NR_chmod 1028
> +#define TARGET_NR_chown 1029
> +#define TARGET_NR_mkdir 1030
> +#define TARGET_NR_rmdir 1031
> +#define TARGET_NR_lchown 1032
> +#define TARGET_NR_access 1033
> +#define TARGET_NR_rename 1034
> +#define TARGET_NR_readlink 1035
> +#define TARGET_NR_symlink 1036
> +#define TARGET_NR_utimes 1037
> +#define TARGET_NR_stat 1038
> +#define TARGET_NR_lstat 1039
> +#define TARGET_NR_pipe 1040
> +#define TARGET_NR_dup2 1041
> +#define TARGET_NR_epoll_create 1042
> +#define TARGET_NR_inotify_init 1043
> +#define TARGET_NR_eventfd 1044
> +#define TARGET_NR_signalfd 1045
> +
> +#define TARGET_NR_alarm 1059
> +#define TARGET_NR_getpgrp 1060
> +#define TARGET_NR_pause 1061
> +#define TARGET_NR_time 1062
> +#define TARGET_NR_utime 1063
> +#define TARGET_NR_creat 1064
> +#define TARGET_NR_getdents 1065
> +#define TARGET_NR_futimesat 1066
> +#define TARGET_NR_select 1067
> +#define TARGET_NR_poll 1068
> +#define TARGET_NR_epoll_wait 1069
> +#define TARGET_NR_ustat 1070
> +#define TARGET_NR_vfork 1071
> +#define TARGET_NR_oldwait4 1072
> +#define TARGET_NR_recv 1073
> +#define TARGET_NR_send 1074
> +#define TARGET_NR_bdflush 1075
> +#define TARGET_NR_umount 1076
> +#define TARGET_NR_uselib 1077
> +#define TARGET_NR__sysctl 1078
> +#define TARGET_NR_fork 1079
> +
> +#endif
> diff --git a/linux-user/tile/target_cpu.h b/linux-user/tile/target_cpu.h
> new file mode 100644
> index 0000000..8e2f39c
> --- /dev/null
> +++ b/linux-user/tile/target_cpu.h
> @@ -0,0 +1,35 @@
> +/*
> + * Tile specific CPU ABI and functions for linux-user
> + *
> + * Copyright (c) 2015 Chen Gang
> + *
> + * This 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 of the License, or (at your option) any later version.
> + *
> + * This 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
> + * General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, see
> <http://www.gnu.org/licenses/>.
> + */
> +#ifndef TARGET_CPU_H
> +#define TARGET_CPU_H
> +
> +static inline void cpu_clone_regs(CPUTLState *env, target_ulong newsp)
> +{
> + if (newsp) {
> + env->regs[TILE_R_SP] = newsp;
> + }
> + env->regs[TILE_R_RE] = 0;
> +}
> +
> +static inline void cpu_set_tls(CPUTLState *env, target_ulong newtls)
> +{
> + env->regs[TILE_R_TP] = newtls;
> +}
> +
> +#endif
> diff --git a/linux-user/tile/target_signal.h b/linux-user/tile/target_signal.h
> new file mode 100644
> index 0000000..327d8f4
> --- /dev/null
> +++ b/linux-user/tile/target_signal.h
> @@ -0,0 +1,28 @@
> +#ifndef TARGET_SIGNAL_H
> +#define TARGET_SIGNAL_H
> +
> +#include "cpu.h"
> +
> +/* this struct defines a stack used during syscall handling */
> +
> +typedef struct target_sigaltstack {
> + abi_ulong ss_sp;
> + abi_ulong ss_size;
> + abi_long ss_flags;
> +} target_stack_t;
> +
> +/*
> + * sigaltstack controls
> + */
> +#define TARGET_SS_ONSTACK 1
> +#define TARGET_SS_DISABLE 2
> +
> +#define TARGET_MINSIGSTKSZ 2048
> +#define TARGET_SIGSTKSZ 8192
> +
> +static inline abi_ulong get_sp_from_cpustate(CPUTLState *state)
> +{
> + return state->regs[54];
> +}
> +
> +#endif /* TARGET_SIGNAL_H */
> diff --git a/linux-user/tile/target_structs.h
> b/linux-user/tile/target_structs.h
> new file mode 100644
> index 0000000..6fed776
> --- /dev/null
> +++ b/linux-user/tile/target_structs.h
> @@ -0,0 +1,48 @@
> +/*
> + * Tile specific structures for linux-user
> + *
> + * Copyright (c) 2015 Chen Gang
> + *
> + * This 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 of the License, or (at your option) any later version.
> + *
> + * This 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 this library; if not, see
> <http://www.gnu.org/licenses/>.
> + */
> +#ifndef TARGET_STRUCTS_H
> +#define TARGET_STRUCTS_H
> +
> +struct target_ipc_perm {
> + abi_int __key; /* Key. */
> + abi_uint uid; /* Owner's user ID. */
> + abi_uint gid; /* Owner's group ID. */
> + abi_uint cuid; /* Creator's user ID. */
> + abi_uint cgid; /* Creator's group ID. */
> + abi_uint mode; /* Read/write permission. */
> + abi_ushort __seq; /* Sequence number. */
> + abi_ushort __pad2;
> + abi_ulong __unused1;
> + abi_ulong __unused2;
> +};
> +
> +struct target_shmid_ds {
> + struct target_ipc_perm shm_perm; /* operation permission struct */
> + abi_long shm_segsz; /* size of segment in bytes */
> + abi_ulong shm_atime; /* time of last shmat() */
> + abi_ulong shm_dtime; /* time of last shmdt() */
> + abi_ulong shm_ctime; /* time of last change by shmctl() */
> + abi_int shm_cpid; /* pid of creator */
> + abi_int shm_lpid; /* pid of last shmop */
> + abi_ulong shm_nattch; /* number of current attaches */
> + abi_ulong __unused4;
> + abi_ulong __unused5;
> +};
> +
> +#endif
> diff --git a/linux-user/tile/termbits.h b/linux-user/tile/termbits.h
> new file mode 100644
> index 0000000..854d2ba
> --- /dev/null
> +++ b/linux-user/tile/termbits.h
> @@ -0,0 +1,285 @@
> +#ifndef TILE_TERMBITS_H
> +#define TILE_TERMBITS_H
> +
> +/* From asm-generic/termbits.h, which is used by tile */
> +
> +#define TARGET_NCCS 19
> +struct target_termios {
> + unsigned int c_iflag; /* input mode flags */
> + unsigned int c_oflag; /* output mode flags */
> + unsigned int c_cflag; /* control mode flags */
> + unsigned int c_lflag; /* local mode flags */
> + unsigned char c_line; /* line discipline */
> + unsigned char c_cc[TARGET_NCCS]; /* control characters */
> +};
> +
> +struct target_termios2 {
> + unsigned int c_iflag; /* input mode flags */
> + unsigned int c_oflag; /* output mode flags */
> + unsigned int c_cflag; /* control mode flags */
> + unsigned int c_lflag; /* local mode flags */
> + unsigned char c_line; /* line discipline */
> + unsigned char c_cc[TARGET_NCCS]; /* control characters */
> + unsigned int c_ispeed; /* input speed */
> + unsigned int c_ospeed; /* output speed */
> +};
> +
> +struct target_ktermios {
> + unsigned int c_iflag; /* input mode flags */
> + unsigned int c_oflag; /* output mode flags */
> + unsigned int c_cflag; /* control mode flags */
> + unsigned int c_lflag; /* local mode flags */
> + unsigned char c_line; /* line discipline */
> + unsigned char c_cc[TARGET_NCCS]; /* control characters */
> + unsigned int c_ispeed; /* input speed */
> + unsigned int c_ospeed; /* output speed */
> +};
> +
> +/* c_cc characters */
> +#define TARGET_VINTR 0
> +#define TARGET_VQUIT 1
> +#define TARGET_VERASE 2
> +#define TARGET_VKILL 3
> +#define TARGET_VEOF 4
> +#define TARGET_VTIME 5
> +#define TARGET_VMIN 6
> +#define TARGET_VSWTC 7
> +#define TARGET_VSTART 8
> +#define TARGET_VSTOP 9
> +#define TARGET_VSUSP 10
> +#define TARGET_VEOL 11
> +#define TARGET_VREPRINT 12
> +#define TARGET_VDISCARD 13
> +#define TARGET_VWERASE 14
> +#define TARGET_VLNEXT 15
> +#define TARGET_VEOL2 16
> +
> +/* c_iflag bits */
> +#define TARGET_IGNBRK 0000001
> +#define TARGET_BRKINT 0000002
> +#define TARGET_IGNPAR 0000004
> +#define TARGET_PARMRK 0000010
> +#define TARGET_INPCK 0000020
> +#define TARGET_ISTRIP 0000040
> +#define TARGET_INLCR 0000100
> +#define TARGET_IGNCR 0000200
> +#define TARGET_ICRNL 0000400
> +#define TARGET_IUCLC 0001000
> +#define TARGET_IXON 0002000
> +#define TARGET_IXANY 0004000
> +#define TARGET_IXOFF 0010000
> +#define TARGET_IMAXBEL 0020000
> +#define TARGET_IUTF8 0040000
> +
> +/* c_oflag bits */
> +#define TARGET_OPOST 0000001
> +#define TARGET_OLCUC 0000002
> +#define TARGET_ONLCR 0000004
> +#define TARGET_OCRNL 0000010
> +#define TARGET_ONOCR 0000020
> +#define TARGET_ONLRET 0000040
> +#define TARGET_OFILL 0000100
> +#define TARGET_OFDEL 0000200
> +#define TARGET_NLDLY 0000400
> +#define TARGET_NL0 0000000
> +#define TARGET_NL1 0000400
> +#define TARGET_CRDLY 0003000
> +#define TARGET_CR0 0000000
> +#define TARGET_CR1 0001000
> +#define TARGET_CR2 0002000
> +#define TARGET_CR3 0003000
> +#define TARGET_TABDLY 0014000
> +#define TARGET_TAB0 0000000
> +#define TARGET_TAB1 0004000
> +#define TARGET_TAB2 0010000
> +#define TARGET_TAB3 0014000
> +#define TARGET_XTABS 0014000
> +#define TARGET_BSDLY 0020000
> +#define TARGET_BS0 0000000
> +#define TARGET_BS1 0020000
> +#define TARGET_VTDLY 0040000
> +#define TARGET_VT0 0000000
> +#define TARGET_VT1 0040000
> +#define TARGET_FFDLY 0100000
> +#define TARGET_FF0 0000000
> +#define TARGET_FF1 0100000
> +
> +/* c_cflag bit meaning */
> +#define TARGET_CBAUD 0010017
> +#define TARGET_B0 0000000 /* hang up */
> +#define TARGET_B50 0000001
> +#define TARGET_B75 0000002
> +#define TARGET_B110 0000003
> +#define TARGET_B134 0000004
> +#define TARGET_B150 0000005
> +#define TARGET_B200 0000006
> +#define TARGET_B300 0000007
> +#define TARGET_B600 0000010
> +#define TARGET_B1200 0000011
> +#define TARGET_B1800 0000012
> +#define TARGET_B2400 0000013
> +#define TARGET_B4800 0000014
> +#define TARGET_B9600 0000015
> +#define TARGET_B19200 0000016
> +#define TARGET_B38400 0000017
> +#define TARGET_EXTA TARGET_B19200
> +#define TARGET_EXTB TARGET_B38400
> +#define TARGET_CSIZE 0000060
> +#define TARGET_CS5 0000000
> +#define TARGET_CS6 0000020
> +#define TARGET_CS7 0000040
> +#define TARGET_CS8 0000060
> +#define TARGET_CSTOPB 0000100
> +#define TARGET_CREAD 0000200
> +#define TARGET_PARENB 0000400
> +#define TARGET_PARODD 0001000
> +#define TARGET_HUPCL 0002000
> +#define TARGET_CLOCAL 0004000
> +#define TARGET_CBAUDEX 0010000
> +#define TARGET_BOTHER 0010000
> +#define TARGET_B57600 0010001
> +#define TARGET_B115200 0010002
> +#define TARGET_B230400 0010003
> +#define TARGET_B460800 0010004
> +#define TARGET_B500000 0010005
> +#define TARGET_B576000 0010006
> +#define TARGET_B921600 0010007
> +#define TARGET_B1000000 0010010
> +#define TARGET_B1152000 0010011
> +#define TARGET_B1500000 0010012
> +#define TARGET_B2000000 0010013
> +#define TARGET_B2500000 0010014
> +#define TARGET_B3000000 0010015
> +#define TARGET_B3500000 0010016
> +#define TARGET_B4000000 0010017
> +#define TARGET_CIBAUD 002003600000 /* input baud rate */
> +#define TARGET_CMSPAR 010000000000 /* mark or space (stick) parity */
> +#define TARGET_CRTSCTS 020000000000 /* flow control */
> +
> +#define TARGET_IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
> +
> +/* c_lflag bits */
> +#define TARGET_ISIG 0000001
> +#define TARGET_ICANON 0000002
> +#define TARGET_XCASE 0000004
> +#define TARGET_ECHO 0000010
> +#define TARGET_ECHOE 0000020
> +#define TARGET_ECHOK 0000040
> +#define TARGET_ECHONL 0000100
> +#define TARGET_NOFLSH 0000200
> +#define TARGET_TOSTOP 0000400
> +#define TARGET_ECHOCTL 0001000
> +#define TARGET_ECHOPRT 0002000
> +#define TARGET_ECHOKE 0004000
> +#define TARGET_FLUSHO 0010000
> +#define TARGET_PENDIN 0040000
> +#define TARGET_IEXTEN 0100000
> +#define TARGET_EXTPROC 0200000
> +
> +/* tcflow() and TCXONC use these */
> +#define TARGET_TCOOFF 0
> +#define TARGET_TCOON 1
> +#define TARGET_TCIOFF 2
> +#define TARGET_TCION 3
> +
> +/* tcflush() and TCFLSH use these */
> +#define TARGET_TCIFLUSH 0
> +#define TARGET_TCOFLUSH 1
> +#define TARGET_TCIOFLUSH 2
> +
> +/* tcsetattr uses these */
> +#define TARGET_TCSANOW 0
> +#define TARGET_TCSADRAIN 1
> +#define TARGET_TCSAFLUSH 2
> +
> +/* From asm-generic/ioctls.h, which is used by tile */
> +
> +#define TARGET_TCGETS 0x5401
> +#define TARGET_TCSETS 0x5402
> +#define TARGET_TCSETSW 0x5403
> +#define TARGET_TCSETSF 0x5404
> +#define TARGET_TCGETA 0x5405
> +#define TARGET_TCSETA 0x5406
> +#define TARGET_TCSETAW 0x5407
> +#define TARGET_TCSETAF 0x5408
> +#define TARGET_TCSBRK 0x5409
> +#define TARGET_TCXONC 0x540A
> +#define TARGET_TCFLSH 0x540B
> +#define TARGET_TIOCEXCL 0x540C
> +#define TARGET_TIOCNXCL 0x540D
> +#define TARGET_TIOCSCTTY 0x540E
> +#define TARGET_TIOCGPGRP 0x540F
> +#define TARGET_TIOCSPGRP 0x5410
> +#define TARGET_TIOCOUTQ 0x5411
> +#define TARGET_TIOCSTI 0x5412
> +#define TARGET_TIOCGWINSZ 0x5413
> +#define TARGET_TIOCSWINSZ 0x5414
> +#define TARGET_TIOCMGET 0x5415
> +#define TARGET_TIOCMBIS 0x5416
> +#define TARGET_TIOCMBIC 0x5417
> +#define TARGET_TIOCMSET 0x5418
> +#define TARGET_TIOCGSOFTCAR 0x5419
> +#define TARGET_TIOCSSOFTCAR 0x541A
> +#define TARGET_FIONREAD 0x541B
> +#define TARGET_TIOCINQ TARGET_FIONREAD
> +#define TARGET_TIOCLINUX 0x541C
> +#define TARGET_TIOCCONS 0x541D
> +#define TARGET_TIOCGSERIAL 0x541E
> +#define TARGET_TIOCSSERIAL 0x541F
> +#define TARGET_TIOCPKT 0x5420
> +#define TARGET_FIONBIO 0x5421
> +#define TARGET_TIOCNOTTY 0x5422
> +#define TARGET_TIOCSETD 0x5423
> +#define TARGET_TIOCGETD 0x5424
> +#define TARGET_TCSBRKP 0x5425
> +#define TARGET_TIOCSBRK 0x5427
> +#define TARGET_TIOCCBRK 0x5428
> +#define TARGET_TIOCGSID 0x5429
> +#define TARGET_TCGETS2 _IOR('T', 0x2A, struct termios2)
> +#define TARGET_TCSETS2 _IOW('T', 0x2B, struct termios2)
> +#define TARGET_TCSETSW2 _IOW('T', 0x2C, struct termios2)
> +#define TARGET_TCSETSF2 _IOW('T', 0x2D, struct termios2)
> +#define TARGET_TIOCGRS485 0x542E
> +#define TARGET_TIOCSRS485 0x542F
> +#define TARGET_TIOCGPTN _IOR('T', 0x30, unsigned int)
> +#define TARGET_TIOCSPTLCK _IOW('T', 0x31, int)
> +#define TARGET_TIOCGDEV _IOR('T', 0x32, unsigned int)
> +#define TARGET_TCGETX 0x5432
> +#define TARGET_TCSETX 0x5433
> +#define TARGET_TCSETXF 0x5434
> +#define TARGET_TCSETXW 0x5435
> +#define TARGET_TIOCSIG _IOW('T', 0x36, int)
> +#define TARGET_TIOCVHANGUP 0x5437
> +#define TARGET_TIOCGPKT _IOR('T', 0x38, int)
> +#define TARGET_TIOCGPTLCK _IOR('T', 0x39, int)
> +#define TARGET_TIOCGEXCL _IOR('T', 0x40, int)
> +
> +#define TARGET_FIONCLEX 0x5450
> +#define TARGET_FIOCLEX 0x5451
> +#define TARGET_FIOASYNC 0x5452
> +#define TARGET_TIOCSERCONFIG 0x5453
> +#define TARGET_TIOCSERGWILD 0x5454
> +#define TARGET_TIOCSERSWILD 0x5455
> +#define TARGET_TIOCGLCKTRMIOS 0x5456
> +#define TARGET_TIOCSLCKTRMIOS 0x5457
> +#define TARGET_TIOCSERGSTRUCT 0x5458
> +#define TARGET_TIOCSERGETLSR 0x5459
> +#define TARGET_TIOCSERGETMULTI 0x545A
> +#define TARGET_TIOCSERSETMULTI 0x545B
> +
> +#define TARGET_TIOCMIWAIT 0x545C
> +#define TARGET_TIOCGICOUNT 0x545D
> +#define TARGET_FIOQSIZE 0x5460
> +
> +#define TARGET_TIOCPKT_DATA 0
> +#define TARGET_TIOCPKT_FLUSHREAD 1
> +#define TARGET_TIOCPKT_FLUSHWRITE 2
> +#define TARGET_TIOCPKT_STOP 4
> +#define TARGET_TIOCPKT_START 8
> +#define TARGET_TIOCPKT_NOSTOP 16
> +#define TARGET_TIOCPKT_DOSTOP 32
> +#define TARGET_TIOCPKT_IOCTL 64
> +
> +#define TARGET_TIOCSER_TEMT 0x01
> +
> +#endif
> diff --git a/target-tile/Makefile.objs b/target-tile/Makefile.objs
> new file mode 100644
> index 0000000..dcf2fe4
> --- /dev/null
> +++ b/target-tile/Makefile.objs
> @@ -0,0 +1 @@
> +obj-y += cpu.o translate.o
> diff --git a/target-tile/cpu-qom.h b/target-tile/cpu-qom.h
> new file mode 100644
> index 0000000..6026b81
> --- /dev/null
> +++ b/target-tile/cpu-qom.h
> @@ -0,0 +1,72 @@
> +/*
> + * QEMU Tile CPU
> + *
> + * Copyright (c) 2015 Chen Gang
> + *
> + * This 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.
> + *
> + * This 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 this library; if not, see
> + * <http://www.gnu.org/licenses/lgpl-2.1.html>
> + */
> +#ifndef QEMU_TILE_CPU_QOM_H
> +#define QEMU_TILE_CPU_QOM_H
> +
> +#include "qom/cpu.h"
> +
> +#define TYPE_TILE_CPU "tile-cpu"
> +
> +#define TILE_CPU_CLASS(klass) \
> + OBJECT_CLASS_CHECK(TileCPUClass, (klass), TYPE_TILE_CPU)
> +#define TILE_CPU(obj) \
> + OBJECT_CHECK(TileCPU, (obj), TYPE_TILE_CPU)
> +#define TILE_CPU_GET_CLASS(obj) \
> + OBJECT_GET_CLASS(TileCPUClass, (obj), TYPE_TILE_CPU)
> +
> +/**
> + * TileCPUClass:
> + * @parent_realize: The parent class' realize handler.
> + * @parent_reset: The parent class' reset handler.
> + *
> + * A Tile CPU model.
> + */
> +typedef struct TileCPUClass {
> + /*< private >*/
> + CPUClass parent_class;
> + /*< public >*/
> +
> + DeviceRealize parent_realize;
> + void (*parent_reset)(CPUState *cpu);
> +} TileCPUClass;
> +
> +/**
> + * TileCPU:
> + * @env: #CPUTLState
> + *
> + * A Tile CPU.
> + */
> +typedef struct TileCPU {
> + /*< private >*/
> + CPUState parent_obj;
> + uint64_t base_vectors;
> + /*< public >*/
> +
> + CPUTLState env;
> +} TileCPU;
> +
> +static inline TileCPU *tile_env_get_cpu(CPUTLState *env)
> +{
> + return container_of(env, TileCPU, env);
> +}
> +
> +#define ENV_GET_CPU(e) CPU(tile_env_get_cpu(e))
> +
> +#endif
> diff --git a/target-tile/cpu.c b/target-tile/cpu.c
> new file mode 100644
> index 0000000..365ec7a
> --- /dev/null
> +++ b/target-tile/cpu.c
> @@ -0,0 +1,159 @@
> +/*
> + * QEMU Tile CPU
> + *
> + * Copyright (c) 2015 Chen Gang
> + *
> + * This 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.
> + *
> + * This 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 this library; if not, see
> + * <http://www.gnu.org/licenses/lgpl-2.1.html>
> + */
> +
> +#include "cpu.h"
> +#include "qemu-common.h"
> +#include "hw/qdev-properties.h"
> +#include "migration/vmstate.h"
> +
> +TileCPU *cpu_tile_init(const char *cpu_model)
> +{
> + TileCPU *cpu;
> +
> + cpu = TILE_CPU(object_new(TYPE_TILE_CPU));
> +
> + object_property_set_bool(OBJECT(cpu), true, "realized", NULL);
> +
> + return cpu;
> +}
> +
> +static void tile_cpu_set_pc(CPUState *cs, vaddr value)
> +{
> +}
> +
> +static bool tile_cpu_has_work(CPUState *cs)
> +{
> + return true;
> +}
> +
> +static void tile_cpu_reset(CPUState *s)
> +{
> + TileCPU *cpu = TILE_CPU(s);
> + TileCPUClass *mcc = TILE_CPU_GET_CLASS(cpu);
> + CPUTLState *env = &cpu->env;
> +
> + mcc->parent_reset(s);
> +
> + memset(env, 0, sizeof(CPUTLState));
> + tlb_flush(s, 1);
> +}
> +
> +static void tile_cpu_realizefn(DeviceState *dev, Error **errp)
> +{
> + CPUState *cs = CPU(dev);
> + TileCPUClass *mcc = TILE_CPU_GET_CLASS(dev);
> +
> + cpu_reset(cs);
> + qemu_init_vcpu(cs);
> +
> + mcc->parent_realize(dev, errp);
> +}
> +
> +static void tile_tcg_init(void)
> +{
> +}
> +
> +static void tile_cpu_initfn(Object *obj)
> +{
> + CPUState *cs = CPU(obj);
> + TileCPU *cpu = TILE_CPU(obj);
> + CPUTLState *env = &cpu->env;
> + static bool tcg_initialized;
> +
> + cs->env_ptr = env;
> + cpu_exec_init(env);
> +
> + if (tcg_enabled() && !tcg_initialized) {
> + tcg_initialized = true;
> + tile_tcg_init();
> + }
> +}
> +
> +static const VMStateDescription vmstate_tile_cpu = {
> + .name = "cpu",
> + .unmigratable = 1,
> +};
> +
> +static Property tile_properties[] = {
> + DEFINE_PROP_UINT64("tile.base-vectors", TileCPU, base_vectors, 0),
> + DEFINE_PROP_END_OF_LIST(),
> +};
> +
> +static void tile_cpu_do_interrupt(CPUState *cs)
> +{
> + cs->exception_index = -1;
> +}
> +
> +static int tile_cpu_handle_mmu_fault(CPUState *cs, vaddr address, int rw,
> + int mmu_idx)
> +{
> + cpu_dump_state(cs, stderr, fprintf, 0);
> + return 1;
> +}
> +
> +static bool tile_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
> +{
> + if (interrupt_request & CPU_INTERRUPT_HARD) {
> + tile_cpu_do_interrupt(cs);
> + return true;
> + }
> + return false;
> +}
> +
> +static void tile_cpu_class_init(ObjectClass *oc, void *data)
> +{
> + DeviceClass *dc = DEVICE_CLASS(oc);
> + CPUClass *cc = CPU_CLASS(oc);
> + TileCPUClass *mcc = TILE_CPU_CLASS(oc);
> +
> + mcc->parent_realize = dc->realize;
> + dc->realize = tile_cpu_realizefn;
> +
> + mcc->parent_reset = cc->reset;
> + cc->reset = tile_cpu_reset;
> +
> + cc->has_work = tile_cpu_has_work;
> + cc->do_interrupt = tile_cpu_do_interrupt;
> + cc->cpu_exec_interrupt = tile_cpu_exec_interrupt;
> + cc->dump_state = NULL;
> + cc->set_pc = tile_cpu_set_pc;
> + cc->gdb_read_register = NULL;
> + cc->gdb_write_register = NULL;
> + cc->handle_mmu_fault = tile_cpu_handle_mmu_fault;
> + dc->vmsd = &vmstate_tile_cpu;
> + dc->props = tile_properties;
> + cc->gdb_num_core_regs = 0;
> +}
> +
> +static const TypeInfo tile_cpu_type_info = {
> + .name = TYPE_TILE_CPU,
> + .parent = TYPE_CPU,
> + .instance_size = sizeof(TileCPU),
> + .instance_init = tile_cpu_initfn,
> + .class_size = sizeof(TileCPUClass),
> + .class_init = tile_cpu_class_init,
> +};
> +
> +static void tile_cpu_register_types(void)
> +{
> + type_register_static(&tile_cpu_type_info);
> +}
> +
> +type_init(tile_cpu_register_types)
> diff --git a/target-tile/cpu.h b/target-tile/cpu.h
> new file mode 100644
> index 0000000..e9fb746
> --- /dev/null
> +++ b/target-tile/cpu.h
> @@ -0,0 +1,84 @@
> +/*
> + * Tile virtual CPU header
> + *
> + * Copyright (c) 2015 Chen Gang
> + *
> + * This 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 of the License, or (at your option) any later version.
> + *
> + * This 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
> + * General Public License for more details.
> + *
> + * You should have received a copy of the GNU Lesser General Public
> + * License along with this library; if not, see
> <http://www.gnu.org/licenses/>.
> + */
> +#ifndef CPU_TILE_H
> +#define CPU_TILE_H
> +
> +#include "config.h"
> +#include "qemu-common.h"
> +
> +#define TARGET_LONG_BITS 64
> +
> +#define CPUArchState struct CPUTLState
> +
> +#include "exec/cpu-defs.h"
> +#include "fpu/softfloat.h"
> +
> +/* Tilegx register alias */
> +#define TILE_R_RE 0 /* 0 register, for function/syscall return value */
> +#define TILE_R_NR 10 /* 10 register, for syscall number */
> +#define TILE_R_BP 52 /* 52 register, optional frame pointer */
> +#define TILE_R_TP 53 /* TP register, thread local storage data */
> +#define TILE_R_SP 54 /* SP register, stack pointer */
> +#define TILE_R_PC 55 /* LR register, pc pointer */
> +
> +typedef struct CPUTLState {
> + uint64_t regs[64];
> + CPU_COMMON
> +} CPUTLState;
> +
> +#include "cpu-qom.h"
> +
> +/* Tilegx memory attributes */
> +#define TARGET_PAGE_BITS 16 /* Tilegx uses 64KB page size */
> +#define MMAP_SHIFT TARGET_PAGE_BITS
> +#define TARGET_PHYS_ADDR_SPACE_BITS 42 /* Tilegx is 42 bit physical address
> */
> +#define TARGET_VIRT_ADDR_SPACE_BITS 64 /* Tilegx has 64 bit virtual address
> */
> +#define MMU_USER_IDX 0 /* independent from both qemu and architecture */
> +
> +#include "exec/cpu-all.h"
> +
> +int cpu_tile_exec(CPUTLState *s);
> +int cpu_tile_signal_handler(int host_signum, void *pinfo, void *puc);
> +
> +#define cpu_exec cpu_tile_exec
> +#define cpu_gen_code cpu_tile_gen_code
> +#define cpu_signal_handler cpu_tile_signal_handler
> +
> +TileCPU *cpu_tile_init(const char *cpu_model);
> +
> +static inline CPUTLState *cpu_init(const char *cpu_model)
> +{
> + TileCPU *cpu = cpu_tile_init(cpu_model);
> + if (cpu == NULL) {
> + return NULL;
> + }
> + return &cpu->env;
> +}
> +
> +static inline void cpu_get_tb_cpu_state(CPUTLState *env, target_ulong *pc,
> + target_ulong *cs_base, int *flags)
> +{
> + *pc = env->regs[TILE_R_PC];
> + *cs_base = 0;
> + *flags = 0;
> +}
> +
> +#include "exec/exec-all.h"
> +
> +#endif
> diff --git a/target-tile/helper.h b/target-tile/helper.h
> new file mode 100644
> index 0000000..e69de29
> diff --git a/target-tile/translate.c b/target-tile/translate.c
> new file mode 100644
> index 0000000..d9fbf71
> --- /dev/null
> +++ b/target-tile/translate.c
> @@ -0,0 +1,54 @@
> +/*
> + * QEMU Tile CPU
> + *
> + * Copyright (c) 2015 Chen Gang
> + *
> + * This 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.
> + *
> + * This 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 this library; if not, see
> + * <http://www.gnu.org/licenses/lgpl-2.1.html>
> + */
> +
> +#include "cpu.h"
> +#include "disas/disas.h"
> +#include "tcg-op.h"
> +#include "exec/helper-proto.h"
> +#include "exec/cpu_ldst.h"
> +#include "exec/helper-gen.h"
> +
> +static inline void gen_intermediate_code_internal(TileCPU *cpu,
> + TranslationBlock *tb,
> + bool search_pc)
> +{
> + /*
> + * FIXME: after load elf64 tilegx binary successfully, it will quit, at
> + * present, and will implement the related features next.
> + */
> + fprintf(stderr, "\nLoad elf64 tilegx successfully\n");
> + fprintf(stderr, "reach code start position: [" TARGET_FMT_lx "] %s\n\n",
> + tb->pc, lookup_symbol(tb->pc));
> + exit(0);
> +}
> +
> +void gen_intermediate_code(CPUTLState *env, struct TranslationBlock *tb)
> +{
> + gen_intermediate_code_internal(tile_env_get_cpu(env), tb, false);
> +}
> +
> +void gen_intermediate_code_pc(CPUTLState *env, struct TranslationBlock *tb)
> +{
> + gen_intermediate_code_internal(tile_env_get_cpu(env), tb, true);
> +}
> +
> +void restore_state_to_opc(CPUTLState *env, TranslationBlock *tb, int pc_pos)
> +{
> +}
>
--
Chen Gang
Open, share, and attitude like air, water, and life which God blessed
- [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chen Gang S, 2015/02/11
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user.,
Chen Gang S <=
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chris Metcalf, 2015/02/12
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chen Gang S, 2015/02/12
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Peter Maydell, 2015/02/12
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Chen Gang S, 2015/02/13
- Re: [Qemu-devel] [PATCH] tile: Can load elf64 tilegx binary successfully for linux-user., Peter Maydell, 2015/02/13