sh_bios.h

Go to the documentation of this file.

/* eCos HAL interface header */

#ifndef SH_BIOS_H
#define SH_BIOS_H

#define HAL_IF_VECTOR_TABLE 0xfffe20
#define CALL_IF_SET_CONSOLE_COMM  13
#define QUERY_CURRENT -1
#define MANGLER       -3

/* Checking for GDB stub active */
/* suggestion Jonathan Larmour */
static int sh_bios_in_gdb_mode(void)
{
    static int gdb_active = -1;
    if (gdb_active == -1) {
        int (*set_console_comm)(int);
        set_console_comm = ((void **)HAL_IF_VECTOR_TABLE)[CALL_IF_SET_CONSOLE_COMM];
        gdb_active = (set_console_comm(QUERY_CURRENT) == MANGLER);
    }
    return gdb_active;
}

static void sh_bios_gdb_detach(void)
{

}

#endif