Rev 504 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 504 | Rev 505 | ||
|---|---|---|---|
| Line 26... | Line 26... | ||
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
27 | */ |
| 28 | 28 | ||
| 29 | #include <libc.h> |
29 | #include <libc.h> |
| 30 | 30 | ||
| 31 | unsigned int __syscall(const syscall_t id, const unsigned int p1, const unsigned int p2, const unsigned int p3) |
31 | sysarg_t __syscall(const syscall_t id, const sysarg_t p1, const sysarg_t p2, const sysarg_t p3) |
| 32 | { |
32 | { |
| 33 | register unsigned int __mips_reg_a0 asm("$4") = p1; |
33 | register sysarg_t __mips_reg_a0 asm("$4") = p1; |
| 34 | register unsigned int __mips_reg_a1 asm("$5") = p2; |
34 | register sysarg_t __mips_reg_a1 asm("$5") = p2; |
| 35 | register unsigned int __mips_reg_a2 asm("$6") = p3; |
35 | register sysarg_t __mips_reg_a2 asm("$6") = p3; |
| 36 | register unsigned int __mips_reg_a3 asm("$7") = id; |
36 | register sysarg_t __mips_reg_a3 asm("$7") = id; |
| 37 | register unsigned int __mips_reg_v0 asm("$2"); |
37 | register sysarg_t __mips_reg_v0 asm("$2"); |
| 38 | 38 | ||
| 39 | asm volatile ( |
39 | asm volatile ( |
| 40 | "syscall\n" |
40 | "syscall\n" |
| 41 | : "=r" (__mips_reg_v0) |
41 | : "=r" (__mips_reg_v0) |
| 42 | : "r" (__mips_reg_a0), |
42 | : "r" (__mips_reg_a0), |