/**
* Reads the environment variable specified in dbg_modes.H and
* calls dbg_add_modes()
*/
void dbg_init() {
const char *dbg_env;
dbg_initiated = 1;
dbg_modes = DBG_DEFAULT;
dbg_env = getenv(DBG_ENV);
if (!dbg_env)
return;
dbg_add_modes(dbg_env);
}
void dbg_init(void) {
const char *dbg_env;
dbg_modes = DBG_NONE;
dbg_env = getenv(DBG_ENV);
if (!dbg_env) {
dbg_modes = DBG_DEFAULT;
return;
}
dbg_add_modes(dbg_env);
}
void dbg_init()
{
/* Test host machine compatibility with with bochs e9 hack. */
dbg_supports_bochs_e9_hack = (PORT_BOCHS == inb(PORT_BOCHS));
if (!dbg_supports_bochs_e9_hack) {
outb(PORT + 3, 0x80); /* Enable DLAB (set baud rate divisor) */
outb(PORT + 0, 0x03); /* Set divisor to 3 (lo byte) 38400 baud */
outb(PORT + 1, 0x00); /* (hi byte) */
outb(PORT + 3, 0x03); /* 8 bits, no parity, one stop bit */
outb(PORT + 2, 0xC7); /* Enable FIFO, clear them, with 14-byte threshold */
}
dbg_modes = DBG_DEFAULT;
dbg_add_modes(QUOTE(__DBG__));
}
