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Diffstat (limited to 'src/mainboard/tyan/s2885/mainboard.c')
-rw-r--r--src/mainboard/tyan/s2885/mainboard.c174
1 files changed, 174 insertions, 0 deletions
diff --git a/src/mainboard/tyan/s2885/mainboard.c b/src/mainboard/tyan/s2885/mainboard.c
new file mode 100644
index 0000000000..af8c1ad479
--- /dev/null
+++ b/src/mainboard/tyan/s2885/mainboard.c
@@ -0,0 +1,174 @@
+#include <console/console.h>
+#include <device/device.h>
+#include <device/chip.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include "chip.h"
+//#include <part/mainboard.h>
+//#include "lsi_scsi.c"
+unsigned long initial_apicid[MAX_CPUS] =
+{
+ 0,1
+};
+#if 0
+static void fixup_lsi_53c1030(struct device *pdev)
+{
+// uint8_t byte;
+ uint16_t word;
+
+ byte = 1;
+ pci_write_config8(pdev, 0xff, byte);
+ // Set the device id
+// pci_write_config_word(pdev, PCI_DEVICE_ID, PCI_DEVICE_ID_LSILOGIC_53C1030);
+ // Set the subsytem vendor id
+// pci_write_config16(pdev, PCI_SUBSYSTEM_VENDOR_ID, PCI_VENDOR_ID_TYAN);
+ word = 0x10f1;
+ pci_write_config16(pdev, PCI_SUBSYSTEM_VENDOR_ID, word);
+ // Set the subsytem id
+ word = 0x2880;
+ pci_write_config16(pdev, PCI_SUBSYSTEM_ID, word);
+ // Disable writes to the device id
+ byte = 0;
+ pci_write_config8(pdev, 0xff, byte);
+
+// lsi_scsi_init(pdev);
+
+}
+#endif
+//extern static void lsi_scsi_init(struct device *dev);
+#if 1
+static void print_pci_regs(struct device *dev)
+{
+ uint8_t byte;
+ int i;
+
+ for(i=0;i<256;i++) {
+ byte = pci_read_config8(dev, i);
+
+ if((i%16)==0) printk_info("\n%02x:",i);
+ printk_debug(" %02x",byte);
+ }
+ printk_debug("\n");
+
+// pci_write_config8(dev, 0x4, byte);
+
+}
+#endif
+#if 0
+static void print_mem(void)
+{
+ int i;
+ int low_1MB = 0;
+ for(i=low_1MB;i<low_1MB+1024*4;i++) {
+ if((i%16)==0) printk_debug("\n %08x:",i);
+ printk_debug(" %02x ",(unsigned char)*((unsigned char *)i));
+ }
+
+ for(i=low_1MB;i<low_1MB+1024*4;i++) {
+ if((i%16)==0) printk_debug("\n %08x:",i);
+ printk_debug(" %c ",(unsigned char)*((unsigned char *)i));
+ }
+ }
+#endif
+#if 0
+static void amd8111_enable_rom(void)
+{
+ uint8_t byte;
+ struct device *dev;
+
+ /* Enable 4MB rom access at 0xFFC00000 - 0xFFFFFFFF */
+ /* Locate the amd8111 */
+ dev = dev_find_device(0x1022, 0x7468, 0);
+
+ /* Set the 4MB enable bit bit */
+ byte = pci_read_config8(dev, 0x43);
+ byte |= 0x80;
+ pci_write_config8(dev, 0x43, byte);
+}
+#endif
+static void onboard_scsi_fixup(void)
+{
+ struct device *dev;
+ unsigned char i,j,k;
+#if 1
+ for(i=0;i<=4;i++) {
+ for(j=0;j<=0x1f;j++) {
+ for (k=0;k<=6;k++){
+ dev = dev_find_slot(i, PCI_DEVFN(j, k));
+ if (dev) {
+ printk_debug("%02x:%02x:%02x",i,j,k);
+ print_pci_regs(dev);
+ }
+ }
+ }
+ }
+#endif
+
+
+#if 0
+ dev = dev_find_device(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_53C1030,0);
+ if(!dev) {
+ printk_info("LSI_SCSI_FW_FIXUP: No Device Found!");
+ return;
+ }
+
+ lsi_scsi_init(dev);
+#endif
+// print_mem();
+// amd8111_enable_rom();
+}
+/*
+static void vga_fixup(void) {
+ // we do this right here because:
+ // - all the hardware is working, and some VGA bioses seem to need
+ // that
+ // - we need page 0 below for linuxbios tables.
+#if CONFIG_REALMODE_IDT == 1
+ printk_debug("INSTALL REAL-MODE IDT\n");
+ setup_realmode_idt();
+#endif
+#if CONFIG_VGABIOS == 1
+ printk_debug("DO THE VGA BIOS\n");
+ do_vgabios();
+ post_code(0x93);
+#endif
+
+}
+ */
+
+static void
+enable(struct chip *chip, enum chip_pass pass)
+{
+
+ struct mainboard_tyan_s2885_config *conf =
+ (struct mainboard_tyan_s2885_config *)chip->chip_info;
+
+ switch (pass) {
+ default: break;
+// case CONF_PASS_PRE_CONSOLE:
+// case CONF_PASS_PRE_PCI:
+// case CONF_PASS_POST_PCI:
+ case CONF_PASS_PRE_BOOT:
+ if (conf->fixup_scsi)
+ onboard_scsi_fixup();
+// if (conf->fixup_vga)
+// vga_fixup();
+ printk_debug("mainboard fixup pass %d done\r\n",
+ pass);
+ break;
+ }
+
+}
+void final_mainboard_fixup(void)
+{
+#if 0
+ enable_ide_devices();
+#endif
+}
+
+struct chip_control mainboard_tyan_s2885_control = {
+ .enable= enable,
+ .name= "Tyan s2885 mainboard "
+};
+