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authorGreg Watson <jarrah@users.sourceforge.net>2004-01-29 00:58:07 +0000
committerGreg Watson <jarrah@users.sourceforge.net>2004-01-29 00:58:07 +0000
commit053f89b05735901b5af990b41b68b408ddaea1b9 (patch)
tree7133f9a8ea5e380195cc5ed8b2c115e3b4fc5bbc /src
parent016c1b3d8a265c342c6f1fe15efc864082ed8ac6 (diff)
downloadcoreboot-053f89b05735901b5af990b41b68b408ddaea1b9.tar.xz
chip initialization
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1361 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src')
-rw-r--r--src/superio/NSC/pc97307/superio.c46
1 files changed, 36 insertions, 10 deletions
diff --git a/src/superio/NSC/pc97307/superio.c b/src/superio/NSC/pc97307/superio.c
index 1f7a3b1d98..5c7acb012d 100644
--- a/src/superio/NSC/pc97307/superio.c
+++ b/src/superio/NSC/pc97307/superio.c
@@ -3,27 +3,53 @@
#include <arch/io.h>
#include <device/chip.h>
+#include <console/console.h>
#include "chip.h"
void pnp_output(char address, char data)
{
- outb(address, PNP_INDEX_REG);
- outb(data, PNP_DATA_REG);
+ outb(address, PNP_CFGADDR);
+ outb(data, PNP_CFGDATA);
}
void sio_enable(struct chip *chip, enum chip_pass pass)
{
+ unsigned char reg;
struct superio_NSC_pc97307_config *conf = (struct superio_NSC_pc97307_config *)chip->chip_info;
switch (pass) {
- case CONF_PASS_PRE_CONSOLE:
- /* Enable Super IO Chip */
- pnp_output(0x07, 6); /* LD 6 = UART1 */
- pnp_output(0x30, 0); /* Dectivate */
- pnp_output(0x60, conf->port >> 8); /* IO Base */
- pnp_output(0x61, conf->port & 0xFF); /* IO Base */
- pnp_output(0x30, 1); /* Activate */
+ case CONF_PASS_PRE_PCI:
+ printk_info("Configuring PC97307...\n");
+
+ /* Enable keyboard */
+ pnp_output(0x07, 0x00);
+ pnp_output(0x30, 0x00); /* Disable keyboard */
+ pnp_output(0xf0, 0x40); /* Set KBC clock to 8 Mhz */
+ pnp_output(0x30, 0x01); /* Enable keyboard */
+
+ /* Enable mouse */
+ pnp_output(0x07, 0x01);
+ pnp_output(0x30, 0x01);
+
+ /* Enable rtc */
+ pnp_output(0x07, 0x02);
+ pnp_output(0x30, 0x01);
+
+ /* Enable fdc */
+ pnp_output(0x07, 0x03);
+ pnp_output(0x30, 0x01);
+
+ /* Enable parallel port */
+ pnp_output(0x07, 0x04);
+ pnp_output(0x30, 0x01);
+
+ /* Set up floppy in PS/2 mode */
+ outb(0x09, SIO_CONFIG_RA);
+ reg = inb(SIO_CONFIG_RD);
+ reg = (reg & 0x3F) | 0x40;
+ outb(reg, SIO_CONFIG_RD);
+ outb(reg, SIO_CONFIG_RD); /* Have to write twice to change! */
break;
default:
/* nothing yet */
@@ -33,5 +59,5 @@ void sio_enable(struct chip *chip, enum chip_pass pass)
struct chip_control superio_NSC_pc97307_control = {
enable: sio_enable,
- name: "NSC 87307"
+ name: "NSC 97307"
};