diff options
Diffstat (limited to 'src/superio/nsc/pc97317/pc97317_early_serial.c')
-rw-r--r-- | src/superio/nsc/pc97317/pc97317_early_serial.c | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/src/superio/nsc/pc97317/pc97317_early_serial.c b/src/superio/nsc/pc97317/pc97317_early_serial.c deleted file mode 100644 index 00a92b3be6..0000000000 --- a/src/superio/nsc/pc97317/pc97317_early_serial.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2000 AG Electronics Ltd. - * - * 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; either version 2 of the License, or - * (at your option) any later version. - * - * 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 - */ - -#include <arch/romcc_io.h> -#include "pc97317.h" - -#define PM_DEV PNP_DEV(0x2e, PC97317_PM) -#define PM_BASE 0xe8 - -/* The PC97317 needs clocks to be set up before the serial port will operate. */ -static void pc97317_enable_serial(device_t dev, u16 iobase) -{ - /* Set base address of power management unit. */ - pnp_set_logical_device(PM_DEV); - pnp_set_enable(dev, 0); - pnp_set_iobase(dev, PNP_IDX_IO0, PM_BASE); - pnp_set_enable(dev, 1); - - /* Use on-chip clock multiplier. */ - outb(0x03, PM_BASE); - outb(inb(PM_BASE + 1) | 0x07, PM_BASE + 1); - - /* Wait for the clock to stabilise. */ - while(!(inb(PM_BASE + 1) & 0x80)) - ; - - /* Set the base address of the port. */ - pnp_set_logical_device(dev); - pnp_set_enable(dev, 0); - pnp_set_iobase(dev, PNP_IDX_IO0, iobase); - pnp_set_enable(dev, 1); -} |