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Diffstat (limited to 'src/southbridge/sis/sis966/sis966_lpc.c')
-rw-r--r--src/southbridge/sis/sis966/sis966_lpc.c168
1 files changed, 36 insertions, 132 deletions
diff --git a/src/southbridge/sis/sis966/sis966_lpc.c b/src/southbridge/sis/sis966/sis966_lpc.c
index 7f7197c56a..211b19caed 100644
--- a/src/southbridge/sis/sis966/sis966_lpc.c
+++ b/src/southbridge/sis/sis966/sis966_lpc.c
@@ -151,81 +151,33 @@ static void lpc_slave_init(device_t dev)
lpc_common_init(dev);
}
-#if 0
-static void enable_hpet(struct device *dev)
-{
- unsigned long hpet_address;
-
- pci_write_config32(dev,0x44, 0xfed00001);
- hpet_address=pci_read_config32(dev,0x44)& 0xfffffffe;
- printk_debug("enabling HPET @0x%x\n", hpet_address);
-}
-#endif
static void lpc_usb_legacy_init(device_t dev)
{
uint16_t acpi_base;
acpi_base = (pci_read_config8(dev,0x75) << 8);
- //printk_debug("ACPI Base Addr=0x%4.4x\n",acpi_base);
-
- //printk_debug("acpi_base + 0xbb=%.2x\n", inb(acpi_base + 0xbb));
- //printk_debug("acpi_base + 0xba=%.2x\n", inb(acpi_base + 0xba));
outb(inb(acpi_base + 0xbb) |0x80, acpi_base + 0xbb);
outb(inb(acpi_base + 0xba) |0x80, acpi_base + 0xba);
-
- //printk_debug("acpi_base + 0xbb=%.2x\n", inb(acpi_base + 0xbb));
- //printk_debug("acpi_base + 0xba=%.2x\n", inb(acpi_base + 0xba));
-
- return;
}
static void lpc_init(device_t dev)
{
- uint8_t byte;
- uint8_t byte_old;
- int on;
- int nmi_option;
+ uint8_t byte;
+ uint8_t byte_old;
+ int on;
+ int nmi_option;
- printk_debug("lpc_init -------->\n");
+ printk_debug("LPC_INIT -------->\n");
init_pc_keyboard(0x60, 0x64, 0);
-#if 0
- {
- int i;
- printk_debug("LPC PCI config \n");
- for(i=0;i<0xFF;i+=4)
- {
- if((i%16)==0)
- {
- print_debug("\r\n");
- print_debug_hex8(i);
- print_debug(" ");}
- print_debug_hex32(pci_read_config32(dev,i));
- print_debug(" ");
- }
- print_debug("\r\n");
- }
-#endif
- printk_debug("lpc_init <--------\n");
- lpc_usb_legacy_init(dev);
- return;
-
- printk_debug("lpc_init\r\n");
- lpc_common_init(dev);
- printk_debug("lpc_init2\r\n");
-
-
-#if 0
- /* posted memory write enable */
- byte = pci_read_config8(dev, 0x46);
- pci_write_config8(dev, 0x46, byte | (1<<0));
+ lpc_usb_legacy_init(dev);
+ lpc_common_init(dev);
-#endif
/* power after power fail */
-#if 1
+
on = MAINBOARD_POWER_ON_AFTER_POWER_FAIL;
get_option(&on, "power_on_after_fail");
byte = pci_read_config8(dev, PREVIOUS_POWER_STATE);
@@ -235,7 +187,7 @@ static void lpc_init(device_t dev)
}
pci_write_config8(dev, PREVIOUS_POWER_STATE, byte);
printk_info("set power %s after power fail\n", on?"on":"off");
-#endif
+
/* Throttle the CPU speed down for testing */
on = SLOW_CPU_OFF;
get_option(&on, "slow_cpu");
@@ -249,44 +201,34 @@ static void lpc_init(device_t dev)
printk_debug("Throttling CPU %2d.%1.1d percent.\n",
(on*12)+(on>>1),(on&1)*5);
}
-
-#if 0
-// default is enabled
- /* Enable Port 92 fast reset */
- byte = pci_read_config8(dev, 0xe8);
- byte |= ~(1 << 3);
- pci_write_config8(dev, 0xe8, byte);
-#endif
-
- /* Enable Error reporting */
- /* Set up sync flood detected */
- byte = pci_read_config8(dev, 0x47);
- byte |= (1 << 1);
- pci_write_config8(dev, 0x47, byte);
-
- /* Set up NMI on errors */
- byte = inb(0x70); // RTC70
- byte_old = byte;
- nmi_option = NMI_OFF;
- get_option(&nmi_option, "nmi");
- if (nmi_option) {
- byte &= ~(1 << 7); /* set NMI */
- } else {
- byte |= ( 1 << 7); // Can not mask NMI from PCI-E and NMI_NOW
- }
- if( byte != byte_old) {
- outb(0x70, byte);
- }
-
- /* Initialize the real time clock */
- rtc_init(0);
-
- /* Initialize isa dma */
- isa_dma_init();
-
- /* Initialize the High Precision Event Timers */
-// enable_hpet(dev);
+ /* Enable Error reporting */
+ /* Set up sync flood detected */
+ byte = pci_read_config8(dev, 0x47);
+ byte |= (1 << 1);
+ pci_write_config8(dev, 0x47, byte);
+
+ /* Set up NMI on errors */
+ byte = inb(0x70); // RTC70
+ byte_old = byte;
+ nmi_option = NMI_OFF;
+ get_option(&nmi_option, "nmi");
+ if (nmi_option) {
+ byte &= ~(1 << 7); /* set NMI */
+ } else {
+ byte |= ( 1 << 7); // Can not mask NMI from PCI-E and NMI_NOW
+ }
+ if( byte != byte_old) {
+ outb(0x70, byte);
+ }
+
+ /* Initialize the real time clock */
+ rtc_init(0);
+
+ /* Initialize isa dma */
+ isa_dma_init();
+
+ printk_debug("LPC_INIT <--------\n");
}
static void sis966_lpc_read_resources(device_t dev)
@@ -403,38 +345,6 @@ static const struct pci_driver lpc_driver __pci_driver = {
.device = PCI_DEVICE_ID_SIS_SIS966_LPC,
};
-static const struct pci_driver lpc_driver_pro __pci_driver = {
- .ops = &lpc_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_PRO,
-};
-
-static const struct pci_driver lpc_driver_lpc2 __pci_driver = {
- .ops = &lpc_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_LPC_2,
-};
-static const struct pci_driver lpc_driver_lpc3 __pci_driver = {
- .ops = &lpc_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_LPC_3,
-};
-static const struct pci_driver lpc_driver_lpc4 __pci_driver = {
- .ops = &lpc_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_LPC_4,
-};
-static const struct pci_driver lpc_driver_lpc5 __pci_driver = {
- .ops = &lpc_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_LPC_5,
-};
-static const struct pci_driver lpc_driver_lpc6 __pci_driver = {
- .ops = &lpc_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_LPC_6,
-};
-
static struct device_operations lpc_slave_ops = {
.read_resources = sis966_lpc_read_resources,
.set_resources = pci_dev_set_resources,
@@ -443,9 +353,3 @@ static struct device_operations lpc_slave_ops = {
// .enable = sis966_enable,
.ops_pci = &lops_pci,
};
-
-static const struct pci_driver lpc_driver_slave __pci_driver = {
- .ops = &lpc_slave_ops,
- .vendor = PCI_VENDOR_ID_SIS,
- .device = PCI_DEVICE_ID_SIS_SIS966_SLAVE,
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 22:06:43 +0000