summaryrefslogtreecommitdiff
path: root/include/asm-h8300/sh_bios.h
blob: b6bb6e58295cf5071437e65be7ca0e169ca4e0c7 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
/* 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