diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2022-04-28 11:40:41 -0700 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2022-06-28 04:35:52 +0530 |
| commit | af0484b5025f8b7c951428a00b5bb3f172a2da8d (patch) | |
| tree | e60333711f6d6467f0a91fb295e74fda62d6a6f7 /include/semihosting | |
| parent | 5eadbbfca6232710036ccb9f5cf1481be537c0e7 (diff) | |
semihosting: Split out semihost_sys_read
Split out the non-ARM specific portions of SYS_READ to a
reusable function. This handles all GuestFD. Isolate the
curious ARM-specific return value processing to a new
callback, common_semi_rw_cb.
Note that gdb_do_syscall %x reads target_ulong, not int.
Reviewed-by: Luc Michel <lmichel@kalray.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include/semihosting')
| -rw-r--r-- | include/semihosting/syscalls.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/semihosting/syscalls.h b/include/semihosting/syscalls.h index 00e718f11d..20da8138b0 100644 --- a/include/semihosting/syscalls.h +++ b/include/semihosting/syscalls.h @@ -18,6 +18,8 @@ * or non-zero (where it should include the terminating zero). */ +typedef struct GuestFD GuestFD; + void semihost_sys_open(CPUState *cs, gdb_syscall_complete_cb complete, target_ulong fname, target_ulong fname_len, int gdb_flags, int mode); @@ -25,4 +27,10 @@ void semihost_sys_open(CPUState *cs, gdb_syscall_complete_cb complete, void semihost_sys_close(CPUState *cs, gdb_syscall_complete_cb complete, int fd); +void semihost_sys_read(CPUState *cs, gdb_syscall_complete_cb complete, + int fd, target_ulong buf, target_ulong len); + +void semihost_sys_read_gf(CPUState *cs, gdb_syscall_complete_cb complete, + GuestFD *gf, target_ulong buf, target_ulong len); + #endif /* SEMIHOSTING_SYSCALLS_H */ |