gh0s7/mckernel
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

move syscall_table[] to the architecture-depended part

Browse Source
This commit is contained in:
NAKAMURA Gou
2013-06-18 15:03:47 +09:00
parent 5369864551
commit 4695b332e2
4 changed files with 163 additions and 131 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
kernel/include/syscall.h
View File

@ -144,4 +144,50 @@ struct syscall_params {
struct syscall_post post_buf IHK_DMA_ALIGN;
};
#define SYSCALL_DECLARE(name) long sys_##name(int n, ihk_mc_user_context_t *ctx)
#define SYSCALL_HEADER struct syscall_request request IHK_DMA_ALIGN; \
request.number = n
#define SYSCALL_ARG_D(n) request.args[n] = ihk_mc_syscall_arg##n(ctx)
#define SYSCALL_ARG_MO(n) \
do { \
unsigned long __phys; \
if (ihk_mc_pt_virt_to_phys(cpu_local_var(current)->vm->page_table, \
(void *)ihk_mc_syscall_arg##n(ctx),\
&__phys)) { \
return -EFAULT; \
}\
request.args[n] = __phys; \
} while(0)
#define SYSCALL_ARG_MI(n) \
do { \
unsigned long __phys; \
if (ihk_mc_pt_virt_to_phys(cpu_local_var(current)->vm->page_table, \
(void *)ihk_mc_syscall_arg##n(ctx),\
&__phys)) { \
return -EFAULT; \
}\
request.args[n] = __phys; \
} while(0)
#define SYSCALL_ARGS_1(a0) SYSCALL_ARG_##a0(0)
#define SYSCALL_ARGS_2(a0, a1) SYSCALL_ARG_##a0(0); SYSCALL_ARG_##a1(1)
#define SYSCALL_ARGS_3(a0, a1, a2) SYSCALL_ARG_##a0(0); SYSCALL_ARG_##a1(1); \
SYSCALL_ARG_##a2(2)
#define SYSCALL_ARGS_4(a0, a1, a2, a3) \
SYSCALL_ARG_##a0(0); SYSCALL_ARG_##a1(1); \
SYSCALL_ARG_##a2(2); SYSCALL_ARG_##a3(3)
#define SYSCALL_ARGS_6(a0, a1, a2, a3, a4, a5) \
SYSCALL_ARG_##a0(0); SYSCALL_ARG_##a1(1); \
SYSCALL_ARG_##a2(2); SYSCALL_ARG_##a3(3); \
SYSCALL_ARG_##a4(4); SYSCALL_ARG_##a5(5);
#define SYSCALL_FOOTER return do_syscall(&request, ctx)
extern long (*syscall_table[])(int n, ihk_mc_user_context_t *ctx);
extern char *syscall_name[];
extern long syscall_table_elems;
extern int do_syscall(struct syscall_request *req, ihk_mc_user_context_t *ctx);
#endif