/*
* Returns:
* 0 on success, 1 on failure.
*/
static int kgdb_init(void)
{
struct uart_port *port;
struct uart_cpm_port *pinfo;
int use_bootmem = 0; /* use dma by default */
if(!cpm_uart_nr)
{
use_bootmem = 1;
cpm_uart_init_portdesc();
}
port = (struct uart_port *)&cpm_uart_ports[KGDB_PINFO_INDEX];
pinfo = (struct uart_cpm_port *)port;
if (cpm_uart_early_setup(KGDB_PINFO_INDEX, use_bootmem))
return 1;
termios_set_options(KGDB_PINFO_INDEX, KGDB_BAUD,'n',8,'n');
if (IS_SMC(pinfo))
pinfo->smcp->smc_smcm |= SMCM_TX;
else
pinfo->sccp->scc_sccm |= UART_SCCM_TX;
return 0;
}
/*
* Setup console. Be careful is called early !
*/
static int __init cpm_uart_console_setup(struct console *co, char *options)
{
struct uart_port *port;
struct uart_cpm_port *pinfo = &cpm_uart_ports[co->index];
int baud = 115200;
int bits = 8;
int parity = 'n';
int flow = 'n';
int ret;
struct platform_device* pdev = early_uart_get_pdev(co->index);
int line = pinfo - cpm_uart_ports;
#ifdef CONFIG_KGDB_CPM_UART
/* We are not interested in ports yet utilized by kgdb */
if(co->index == KGDB_PINFO_INDEX)
return 0;
#endif
if (!pdev) {
pr_info("cpm_uart: console: compat mode\n");
/* compatibility - will be cleaned up */
cpm_uart_init_portdesc();
}
port =
(struct uart_port *)&cpm_uart_ports[cpm_uart_port_map[co->index]];
pinfo = (struct uart_cpm_port *)port;
pinfo->flags |= FLAG_CONSOLE;
if (options) {
uart_parse_options(options, &baud, &parity, &bits, &flow);
} else {
if ((baud = uart_baudrate()) == -1)
baud = 9600;
}
ret = cpm_uart_early_setup(cpm_uart_port_map[co->index], 1);
if(ret)
return ret;
uart_set_options(port, co, baud, parity, bits, flow);
cpm_line_cr_cmd(line, CPM_CR_RESTART_TX);
return 0;
}
