| Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* eCos HAL interface header */ |
| 2 | |
| 3 | #ifndef SH_BIOS_H |
| 4 | #define SH_BIOS_H |
| 5 | |
| 6 | #define HAL_IF_VECTOR_TABLE 0xfffe20 |
| 7 | #define CALL_IF_SET_CONSOLE_COMM 13 |
| 8 | #define QUERY_CURRENT -1 |
| 9 | #define MANGLER -3 |
| 10 | |
| 11 | /* Checking for GDB stub active */ |
| 12 | /* suggestion Jonathan Larmour */ |
| 13 | static int sh_bios_in_gdb_mode(void) |
| 14 | { |
| 15 | static int gdb_active = -1; |
| 16 | if (gdb_active == -1) { |
| 17 | int (*set_console_comm)(int); |
| 18 | set_console_comm = ((void **)HAL_IF_VECTOR_TABLE)[CALL_IF_SET_CONSOLE_COMM]; |
| 19 | gdb_active = (set_console_comm(QUERY_CURRENT) == MANGLER); |
| 20 | } |
| 21 | return gdb_active; |
| 22 | } |
| 23 | |
| 24 | static void sh_bios_gdb_detach(void) |
| 25 | { |
| 26 | |
| 27 | } |
| 28 | |
| 29 | #endif |