Differential D4675 Diff 12429 head/sys/dev/uart/uart_cpu_fdt.c

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head/sys/dev/uart/uart_cpu_fdt.c

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uart_cpu_getdev(int devtype, struct uart_devinfo *di)		uart_cpu_getdev(int devtype, struct uart_devinfo *di)
{		{
const char *propnames[] = {"stdout-path", "linux,stdout-path", "stdout",		const char *propnames[] = {"stdout-path", "linux,stdout-path", "stdout",
"stdin-path", "stdin", NULL};		"stdin-path", "stdin", NULL};
const char **name;		const char **name;
struct uart_class *class;		struct uart_class *class;
phandle_t node, chosen;		phandle_t node, chosen;
pcell_t shift, br, rclk;		pcell_t shift, br, rclk;
u_long start, size, pbase, psize;
char *cp;		char *cp;
int err;		int err;

uart_bus_space_mem = fdtbus_bs_tag;		uart_bus_space_mem = fdtbus_bs_tag;
uart_bus_space_io = NULL;		uart_bus_space_io = NULL;

/* Allow overriding the FDT using the environment. */		/* Allow overriding the FDT using the environment. */
class = &uart_ns8250_class;		class = &uart_ns8250_class;
▲ Show 20 Lines • Show All 62 Lines • ▼ Show 20 Lines	uart_cpu_getdev(int devtype, struct uart_devinfo *di)
di->bas.chan = 0;		di->bas.chan = 0;
di->bas.regshft = (u_int)shift;		di->bas.regshft = (u_int)shift;
di->baudrate = br;		di->baudrate = br;
di->bas.rclk = (u_int)rclk;		di->bas.rclk = (u_int)rclk;
di->ops = uart_getops(class);		di->ops = uart_getops(class);
di->databits = 8;		di->databits = 8;
di->stopbits = 1;		di->stopbits = 1;
di->parity = UART_PARITY_NONE;		di->parity = UART_PARITY_NONE;
di->bas.bst = uart_bus_space_mem;

err = fdt_regsize(node, &start, &size);		return (OF_decode_addr(node, 0, &di->bas.bst, &di->bas.bsh));
if (err)
return (ENXIO);
err = fdt_get_range(OF_parent(node), 0, &pbase, &psize);
if (err)
pbase = 0;

start += pbase;

return (bus_space_map(di->bas.bst, start, size, 0, &di->bas.bsh));
}		}