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authorTimothy Pearson <tpearson@raptorengineeringinc.com>2015-11-24 14:12:08 -0600
committerMartin Roth <martinroth@google.com>2016-02-05 22:28:38 +0100
commit4551b68c83e7693ae0b079dce9e4dcaf35050fa2 (patch)
treec468054755eac45fe3c2655f7dbaf25944c32c4a /src/mainboard/asus/kcma-d8/mainboard.c
parentf098a7310a6e1d1e86f3720d10eaa7c0b0687935 (diff)
mainboard/asus/kcma-d8: Copy ASUS KGPE-D16 for initial support work
Also updated KGPE-D16 strings to KCMA-D8 throughout the copy to work around Jenkins failures caused by an unmodified clone. Change-Id: I943e81c8c2987a8333fc2a1cdb3675abf2d90cf1 Signed-off-by: Timothy Pearson <tpearson@raptorengineeringinc.com> Reviewed-on: https://review.coreboot.org/13521 Tested-by: build bot (Jenkins) Reviewed-by: Martin Roth <martinroth@google.com>
Diffstat (limited to 'src/mainboard/asus/kcma-d8/mainboard.c')
-rw-r--r--src/mainboard/asus/kcma-d8/mainboard.c116
1 files changed, 116 insertions, 0 deletions
diff --git a/src/mainboard/asus/kcma-d8/mainboard.c b/src/mainboard/asus/kcma-d8/mainboard.c
new file mode 100644
index 0000000000..0219ee6af0
--- /dev/null
+++ b/src/mainboard/asus/kcma-d8/mainboard.c
@@ -0,0 +1,116 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
+ * Copyright (C) 2010 Advanced Micro Devices, Inc.
+ *
+ * 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; version 2 of the License.
+ *
+ * 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.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <arch/io.h>
+#include <cpu/x86/msr.h>
+#include <cpu/amd/mtrr.h>
+#include <device/pci_def.h>
+#include <southbridge/amd/sb700/sb700.h>
+#include <southbridge/amd/sr5650/cmn.h>
+
+
+void set_pcie_reset(void);
+void set_pcie_dereset(void);
+
+void set_pcie_reset(void)
+{
+ device_t pcie_core_dev;
+
+ pcie_core_dev = dev_find_slot(0, PCI_DEVFN(0, 0));
+ set_htiu_enable_bits(pcie_core_dev, 0xA8, 0xFFFFFFFF, 0x28282828);
+ set_htiu_enable_bits(pcie_core_dev, 0xA9, 0x000000FF, 0x00000028);
+}
+
+void set_pcie_dereset(void)
+{
+ device_t pcie_core_dev;
+
+ pcie_core_dev = dev_find_slot(0, PCI_DEVFN(0, 0));
+ set_htiu_enable_bits(pcie_core_dev, 0xA8, 0xFFFFFFFF, 0x6F6F6F6F);
+ set_htiu_enable_bits(pcie_core_dev, 0xA9, 0x000000FF, 0x0000006F);
+}
+
+/*************************************************
+* enable the dedicated function in kgpe-d16 board.
+* This function is called earlier than sr5650_enable.
+*************************************************/
+static void mainboard_enable(device_t dev)
+{
+ printk(BIOS_INFO, "Mainboard KCMA-D8 initializing, dev=0x%p\n", dev);
+
+ msr_t msr, msr2;
+
+ /* TOP_MEM: the top of DRAM below 4G */
+ msr = rdmsr(TOP_MEM);
+ printk
+ (BIOS_INFO, "%s, TOP MEM: msr.lo = 0x%08x, msr.hi = 0x%08x\n",
+ __func__, msr.lo, msr.hi);
+
+ /* TOP_MEM2: the top of DRAM above 4G */
+ msr2 = rdmsr(TOP_MEM2);
+ printk
+ (BIOS_INFO, "%s, TOP MEM2: msr2.lo = 0x%08x, msr2.hi = 0x%08x\n",
+ __func__, msr2.lo, msr2.hi);
+
+ set_pcie_dereset();
+ /* get_ide_dma66(); */
+}
+
+/* override the default SATA PHY setup */
+void sb7xx_51xx_setup_sata_phys(struct device *dev)
+{
+ /* RPR7.6.1 Program the PHY Global Control to 0x2C00 */
+ pci_write_config16(dev, 0x86, 0x2c00);
+
+ /* RPR7.6.2 SATA GENI PHY ports setting */
+ pci_write_config32(dev, 0x88, 0x01b48016);
+ pci_write_config32(dev, 0x8c, 0x01b48016);
+ pci_write_config32(dev, 0x90, 0x01b48016);
+ pci_write_config32(dev, 0x94, 0x01b48016);
+ pci_write_config32(dev, 0x98, 0x01b48016);
+ pci_write_config32(dev, 0x9c, 0x01b48016);
+
+ /* RPR7.6.3 SATA GEN II PHY port setting for port [0~5]. */
+ pci_write_config16(dev, 0xa0, 0xa07a);
+ pci_write_config16(dev, 0xa2, 0xa07a);
+ pci_write_config16(dev, 0xa4, 0xa07a);
+ pci_write_config16(dev, 0xa6, 0xa07a);
+ pci_write_config16(dev, 0xa8, 0xa07a);
+ pci_write_config16(dev, 0xaa, 0xa07a);
+}
+
+/* override the default SATA port setup */
+void sb7xx_51xx_setup_sata_port_indication(void *sata_bar5)
+{
+ uint32_t dword;
+
+ /* RPR7.9 Program Port Indication Registers */
+ dword = read32(sata_bar5 + 0xf8);
+ dword &= ~(0x3f << 12); /* All ports are iSATA */
+ dword &= ~0x3f;
+ write32(sata_bar5 + 0xf8, dword);
+
+ dword = read32(sata_bar5 + 0xfc);
+ dword &= ~(0x1 << 20); /* No eSATA ports are present */
+ write32(sata_bar5 + 0xfc, dword);
+}
+
+struct chip_operations mainboard_ops = {
+ .enable_dev = mainboard_enable,
+};