diff options
Diffstat (limited to 'src/superio/via/vt1211/vt1211.c')
| -rw-r--r-- | src/superio/via/vt1211/vt1211.c | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/src/superio/via/vt1211/vt1211.c b/src/superio/via/vt1211/vt1211.c new file mode 100644 index 0000000000..26d9356a61 --- /dev/null +++ b/src/superio/via/vt1211/vt1211.c @@ -0,0 +1,149 @@ +/* + * (C) Copyright 2004 Nick Barker <nick.barker9@btinternet.com> + * + * + * 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., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + + /* vt1211 routines and defines*/ + + +#include <arch/io.h> +#include <device/device.h> +#include <device/pci.h> +#include <device/pci_ops.h> +#include <device/pci_ids.h> +#include <device/chip.h> +#include <console/console.h> +#include "vt1211.h" +#include "chip.h" + + +static unsigned char vt1211hwmonitorinits[]={ + 0x10,0x3, 0x11,0x10, 0x12,0xd, 0x13,0x7f, + 0x14,0x21, 0x15,0x81, 0x16,0xbd, 0x17,0x8a, + 0x18,0x0, 0x19,0x0, 0x1a,0x0, 0x1b,0x0, + 0x1d,0xff, 0x1e,0x0, 0x1f,0x73, 0x20,0x67, + 0x21,0xc1, 0x22,0xca, 0x23,0x74, 0x24,0xc2, + 0x25,0xc7, 0x26,0xc9, 0x27,0x7f, 0x29,0x0, + 0x2a,0x0, 0x2b,0xff, 0x2c,0x0, 0x2d,0xff, + 0x2e,0x0, 0x2f,0xff, 0x30,0x0, 0x31,0xff, + 0x32,0x0, 0x33,0xff, 0x34,0x0, 0x39,0xff, + 0x3a,0x0, 0x3b,0xff, 0x3c,0xff, 0x3d,0xff, + 0x3e,0x0, 0x3f,0xb0, 0x43,0xff, 0x44,0xff, + 0x46,0xff, 0x47,0x50, 0x4a,0x3, 0x4b,0xc0, + 0x4c,0x0, 0x4d,0x0, 0x4e,0xf, 0x5d,0x77, + 0x5c,0x0, 0x5f,0x33, 0x40,0x1}; + +static void start_conf_pnp(int dev) +{ + outb(0x87,0x2e); + outb(0x87,0x2e); + outb(7,0x2e); + outb(dev,0x2f); +} +static void write_pnp(int reg, int val) +{ + outb(reg,0x2e); + outb(val,0x2f); +} +static void end_conf_pnp() +{ + outb(0xaa,0x2e); +} + +static void vt1211_init(struct superio_via_vt1211_config *conf) +{ + + int i; + // Activate the vt1211 hardware monitor + if(conf->enable_hwmon){ + start_conf_pnp(0x0b); + write_pnp(0x60,0xec); + write_pnp(0x30,1); + end_conf_pnp(); + + // initialize vt1211 hardware monitor registers, which are at 0xECXX + for(i=0;i<sizeof(vt1211hwmonitorinits);i+=2) + outb(vt1211hwmonitorinits[i+1],0xec00+vt1211hwmonitorinits[i]); + } + if( conf->enable_fdc){ + // activate FDC + start_conf_pnp(0); // fdc is device 0 + write_pnp(0x60,0xfc); // io address + write_pnp(0x70,0x06); // interupt + write_pnp(0x74,0x02); // dma + write_pnp(0x30,0x01); // activate it + end_conf_pnp(); + } + + if( conf->enable_com_ports ){ + // activate com2 + start_conf_pnp(3); + write_pnp(0x60,0xbe); + write_pnp(0x70,0x3); + write_pnp(0xf0,0x02); + write_pnp(0x30,0x01); + end_conf_pnp(); + } + + if( conf->enable_lpt ){ + // activate lpt + start_conf_pnp(1); + write_pnp(0x60,0xde); + write_pnp(0x70,0x07); + write_pnp(0x74,0x3); + write_pnp(0x30,0x01); + end_conf_pnp(); + } + +} + +static void superio_init(struct chip *chip, enum chip_pass pass) +{ + + struct superio_via_vt1211_config *conf = + (struct superio_via_vt1211_config *)chip->chip_info; + + switch (pass) { + case CONF_PASS_PRE_PCI: + break; + + case CONF_PASS_POST_PCI: + vt1211_init(conf); + break; + + case CONF_PASS_PRE_BOOT: + break; + + default: + /* nothing yet */ + break; + } +} + +static void enumerate(struct chip *chip) +{ + extern struct device_operations default_pci_ops_bus; + chip_enumerate(chip); + chip->dev->ops = &default_pci_ops_bus; +} + +struct chip_control superio_via_vt1211_control = { + .enumerate = enumerate, + .enable = superio_init, + .name = "VIA vt1211" +}; |