acrn-kernel/include/asm-h8300/sh_bios.h

30 lines
605 B
C
Raw Normal View History

/* 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