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-rw-r--r--src/soc/intel/quark/Makefile.inc1
-rw-r--r--src/soc/intel/quark/chip.c3
-rw-r--r--src/soc/intel/quark/include/soc/ramstage.h25
-rw-r--r--src/soc/intel/quark/northcluster.c78
4 files changed, 105 insertions, 2 deletions
diff --git a/src/soc/intel/quark/Makefile.inc b/src/soc/intel/quark/Makefile.inc
index e5594bee95..f107fdf6c6 100644
--- a/src/soc/intel/quark/Makefile.inc
+++ b/src/soc/intel/quark/Makefile.inc
@@ -24,6 +24,7 @@ romstage-$(CONFIG_ENABLE_BUILTIN_HSUART1) += uart.c
ramstage-y += chip.c
ramstage-y += memmap.c
+ramstage-y += northcluster.c
ramstage-y += tsc_freq.c
ramstage-$(CONFIG_ENABLE_BUILTIN_HSUART1) += uart.c
diff --git a/src/soc/intel/quark/chip.c b/src/soc/intel/quark/chip.c
index 61c0803c5f..3e11225b45 100644
--- a/src/soc/intel/quark/chip.c
+++ b/src/soc/intel/quark/chip.c
@@ -14,10 +14,9 @@
* GNU General Public License for more details.
*/
-#include "chip.h"
#include <console/console.h>
#include <device/device.h>
-#include <fsp/ramstage.h>
+#include <soc/ramstage.h>
static void chip_init(void *chip_info)
{
diff --git a/src/soc/intel/quark/include/soc/ramstage.h b/src/soc/intel/quark/include/soc/ramstage.h
new file mode 100644
index 0000000000..19b27a86d4
--- /dev/null
+++ b/src/soc/intel/quark/include/soc/ramstage.h
@@ -0,0 +1,25 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Google Inc.
+ * Copyright (C) 2015-2016 Intel Corp.
+ *
+ * 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.
+ */
+
+#ifndef _SOC_RAMSTAGE_H_
+#define _SOC_RAMSTAGE_H_
+
+#include <chip.h>
+#include <device/device.h>
+#include <fsp/ramstage.h>
+#include <soc/QuarkNcSocId.h>
+
+#endif /* _SOC_RAMSTAGE_H_ */
diff --git a/src/soc/intel/quark/northcluster.c b/src/soc/intel/quark/northcluster.c
new file mode 100644
index 0000000000..90ea256708
--- /dev/null
+++ b/src/soc/intel/quark/northcluster.c
@@ -0,0 +1,78 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2007-2009 coresystems GmbH
+ * Copyright (C) 2014 Google Inc.
+ * Copyright (C) 2015 Intel Corporation.
+ *
+ * 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 <cbmem.h>
+#include <console/console.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <soc/iomap.h>
+#include <soc/ramstage.h>
+
+#define RES_IN_KIB(r) ((r) >> 10)
+
+static void nc_read_resources(device_t dev)
+{
+ unsigned long base_k;
+ int index = 0;
+ unsigned long size_k;
+
+ /* Read standard PCI resources. */
+ pci_dev_read_resources(dev);
+
+ /* 0 -> 0xa0000 */
+ base_k = 0;
+ size_k = 0xa0000 - base_k;
+ ram_resource(dev, index++, RES_IN_KIB(base_k), RES_IN_KIB(size_k));
+
+ /*
+ * Reserve everything between A segment and 1MB:
+ *
+ * 0xa0000 - 0xbffff: legacy VGA
+ * 0xc0000 - 0xdffff: RAM
+ * 0xe0000 - 0xfffff: ROM shadow
+ */
+ base_k += size_k;
+ size_k = 0xc0000 - base_k;
+ mmio_resource(dev, index++, RES_IN_KIB(base_k), RES_IN_KIB(size_k));
+
+ base_k += size_k;
+ size_k = 0x100000 - base_k;
+ reserved_ram_resource(dev, index++, RES_IN_KIB(base_k),
+ RES_IN_KIB(size_k));
+
+ /* 0x100000 -> cbmem_top - cacheable and usable */
+ base_k += size_k;
+ size_k = (unsigned long)cbmem_top() - base_k;
+ ram_resource(dev, index++, RES_IN_KIB(base_k), RES_IN_KIB(size_k));
+
+ /* cbmem_top -> 4GiB is mmio. */
+ base_k += size_k;
+ size_k = 0x100000000ull - base_k;
+ mmio_resource(dev, index++, RES_IN_KIB(base_k), RES_IN_KIB(size_k));
+}
+
+static struct device_operations nc_ops = {
+ .read_resources = &nc_read_resources,
+ .set_resources = &pci_dev_set_resources,
+ .enable_resources = &pci_dev_enable_resources,
+};
+
+static const struct pci_driver systemagent_driver __pci_driver = {
+ .ops = &nc_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = QUARK_MC_DEVICE_ID
+};