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Differential D14665 Diff 40347 head/sys/i386/linux/linux_sysvec.c

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head/sys/i386/linux/linux_sysvec.c

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static int linux_szplatform; static int linux_szplatform;
const char *linux_kplatform; const char *linux_kplatform;
static eventhandler_tag linux_exit_tag; static eventhandler_tag linux_exit_tag;
static eventhandler_tag linux_exec_tag; static eventhandler_tag linux_exec_tag;
static eventhandler_tag linux_thread_dtor_tag; static eventhandler_tag linux_thread_dtor_tag;
/*
* Linux syscalls return negative errno's, we do positive and map them
* Reference:
* FreeBSD: src/sys/sys/errno.h
* Linux: linux-2.6.17.8/include/asm-generic/errno-base.h
* linux-2.6.17.8/include/asm-generic/errno.h
*/
static int bsd_to_linux_errno[ELAST + 1] = {
-0, -1, -2, -3, -4, -5, -6, -7, -8, -9,
-10, -35, -12, -13, -14, -15, -16, -17, -18, -19,
-20, -21, -22, -23, -24, -25, -26, -27, -28, -29,
-30, -31, -32, -33, -34, -11,-115,-114, -88, -89,
-90, -91, -92, -93, -94, -95, -96, -97, -98, -99,
-100,-101,-102,-103,-104,-105,-106,-107,-108,-109,
-110,-111, -40, -36,-112,-113, -39, -11, -87,-122,
-116, -66, -6, -6, -6, -6, -6, -37, -38, -9,
-6, -6, -43, -42, -75,-125, -84, -61, -16, -74,
-72, -67, -71
};
#define LINUX_T_UNKNOWN 255 #define LINUX_T_UNKNOWN 255
static int _bsd_to_linux_trapcode[] = { static int _bsd_to_linux_trapcode[] = {
LINUX_T_UNKNOWN, /* 0 */ LINUX_T_UNKNOWN, /* 0 */
6, /* 1 T_PRIVINFLT */ 6, /* 1 T_PRIVINFLT */
LINUX_T_UNKNOWN, /* 2 */ LINUX_T_UNKNOWN, /* 2 */
3, /* 3 T_BPTFLT */ 3, /* 3 T_BPTFLT */
LINUX_T_UNKNOWN, /* 4 */ LINUX_T_UNKNOWN, /* 4 */
LINUX_T_UNKNOWN, /* 5 */ LINUX_T_UNKNOWN, /* 5 */
▲ Show 20 Lines • Show All 751 Lines • ▼ Show 20 Lineslinux_get_machine(const char **dst)
} }
} }
struct sysentvec linux_sysvec = { struct sysentvec linux_sysvec = {
.sv_size = LINUX_SYS_MAXSYSCALL, .sv_size = LINUX_SYS_MAXSYSCALL,
.sv_table = linux_sysent, .sv_table = linux_sysent,
.sv_mask = 0, .sv_mask = 0,
.sv_errsize = ELAST + 1, .sv_errsize = ELAST + 1,
.sv_errtbl = bsd_to_linux_errno, .sv_errtbl = bsd_to_linux_errno_generic,
.sv_transtrap = translate_traps, .sv_transtrap = translate_traps,
.sv_fixup = linux_fixup, .sv_fixup = linux_fixup,
.sv_sendsig = linux_sendsig, .sv_sendsig = linux_sendsig,
.sv_sigcode = &_binary_linux_locore_o_start, .sv_sigcode = &_binary_linux_locore_o_start,
.sv_szsigcode = &linux_szsigcode, .sv_szsigcode = &linux_szsigcode,
.sv_name = "Linux a.out", .sv_name = "Linux a.out",
.sv_coredump = NULL, .sv_coredump = NULL,
.sv_imgact_try = exec_linux_imgact_try, .sv_imgact_try = exec_linux_imgact_try,
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}; };
INIT_SYSENTVEC(aout_sysvec, &linux_sysvec); INIT_SYSENTVEC(aout_sysvec, &linux_sysvec);
struct sysentvec elf_linux_sysvec = { struct sysentvec elf_linux_sysvec = {
.sv_size = LINUX_SYS_MAXSYSCALL, .sv_size = LINUX_SYS_MAXSYSCALL,
.sv_table = linux_sysent, .sv_table = linux_sysent,
.sv_mask = 0, .sv_mask = 0,
.sv_errsize = ELAST + 1, .sv_errsize = ELAST + 1,
.sv_errtbl = bsd_to_linux_errno, .sv_errtbl = bsd_to_linux_errno_generic,
.sv_transtrap = translate_traps, .sv_transtrap = translate_traps,
.sv_fixup = elf_linux_fixup, .sv_fixup = elf_linux_fixup,
.sv_sendsig = linux_sendsig, .sv_sendsig = linux_sendsig,
.sv_sigcode = &_binary_linux_locore_o_start, .sv_sigcode = &_binary_linux_locore_o_start,
.sv_szsigcode = &linux_szsigcode, .sv_szsigcode = &linux_szsigcode,
.sv_name = "Linux ELF", .sv_name = "Linux ELF",
.sv_coredump = elf32_coredump, .sv_coredump = elf32_coredump,
.sv_imgact_try = exec_linux_imgact_try, .sv_imgact_try = exec_linux_imgact_try,
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