diff options
Diffstat (limited to 'src/superio/smsc/sio1007')
-rw-r--r-- | src/superio/smsc/sio1007/Makefile.inc | 21 | ||||
-rw-r--r-- | src/superio/smsc/sio1007/chip.h | 26 | ||||
-rw-r--r-- | src/superio/smsc/sio1007/early_serial.c | 12 |
3 files changed, 52 insertions, 7 deletions
diff --git a/src/superio/smsc/sio1007/Makefile.inc b/src/superio/smsc/sio1007/Makefile.inc new file mode 100644 index 0000000000..10684683f6 --- /dev/null +++ b/src/superio/smsc/sio1007/Makefile.inc @@ -0,0 +1,21 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2013 Sage Electronic Engineering LLC. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA +## + +romstage-$(CONFIG_SUPERIO_SMSC_SIO1007) += early_serial.c + diff --git a/src/superio/smsc/sio1007/chip.h b/src/superio/smsc/sio1007/chip.h new file mode 100644 index 0000000000..eee2811826 --- /dev/null +++ b/src/superio/smsc/sio1007/chip.h @@ -0,0 +1,26 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2013 Sage Electronic Engineering LLC. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef SUPERIO_SMSC_1007_CHIP_H +#define SUPERIO_SMSC_1007_CHIP_H + +void sio1007_setreg(u16 lpc_port, u8 reg, u8 value, u8 mask); +int sio1007_enable_uart_at(u16 port); + +#endif diff --git a/src/superio/smsc/sio1007/early_serial.c b/src/superio/smsc/sio1007/early_serial.c index 859e351765..d1d28b2b11 100644 --- a/src/superio/smsc/sio1007/early_serial.c +++ b/src/superio/smsc/sio1007/early_serial.c @@ -17,13 +17,11 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -/* - * The chip could be bootstrap mapped to one of four LPC addresses: - * 0x2e, 0x4e, 0x162e, and 0x164e. - */ -const u16 sio1007_lpc_ports[] = {0x2e, 0x4e, 0x162e, 0x164e}; +#include <stdint.h> +#include <arch/io.h> +#include "chip.h" -static void sio1007_setreg(u16 lpc_port, u8 reg, u8 value, u8 mask) +void sio1007_setreg(u16 lpc_port, u8 reg, u8 value, u8 mask) { u8 reg_value; @@ -34,7 +32,7 @@ static void sio1007_setreg(u16 lpc_port, u8 reg, u8 value, u8 mask) outb(reg_value, lpc_port + 1); } -static int sio1007_enable_uart_at(u16 port) +int sio1007_enable_uart_at(u16 port) { /* Enable config mode. */ outb(0x55, port); |