Add missing files from the last commit (trivial).
authorUwe Hermann <uwe@hermann-uwe.de>
Sun, 24 Jan 2010 01:47:58 +0000 (01:47 +0000)
committerUwe Hermann <uwe@hermann-uwe.de>
Sun, 24 Jan 2010 01:47:58 +0000 (01:47 +0000)
Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5048 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

util/superiotool/pci.c [new file with mode: 0644]
util/superiotool/via.c [new file with mode: 0644]

diff --git a/util/superiotool/pci.c b/util/superiotool/pci.c
new file mode 100644 (file)
index 0000000..0548bc7
--- /dev/null
@@ -0,0 +1,39 @@
+/*
+ * This file is part of the superiotool project.
+ *
+ * Copyright (C) 2010 Uwe Hermann <uwe@hermann-uwe.de>
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include "superiotool.h"
+
+struct pci_access *pacc;
+
+struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device)
+{
+       struct pci_dev *temp;
+       struct pci_filter filter;
+
+       pci_filter_init(NULL, &filter);
+       filter.vendor = vendor;
+       filter.device = device;
+
+       for (temp = pacc->devices; temp; temp = temp->next)
+               if (pci_filter_match(&filter, temp))
+                       return temp;
+
+       return NULL;
+}
diff --git a/util/superiotool/via.c b/util/superiotool/via.c
new file mode 100644 (file)
index 0000000..604c41a
--- /dev/null
@@ -0,0 +1,106 @@
+/*
+ * This file is part of the superiotool project.
+ *
+ * Copyright (C) 2009 Carl-Daniel Hailfinger
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ */
+
+#include "superiotool.h"
+
+#define DEVICE_ID_VT82C686_REG 0xe0
+#define DEVICE_REV_VT82C686_REG        0xe1
+
+static const struct superio_registers reg_table[] = {
+       {0x3c, "VT82C686A/VT82C686B", {
+               {EOT}}},
+       {EOT}
+};
+
+static uint8_t vt82c686_conf = 0;
+
+static int enter_conf_mode_via_vt82c686(void)
+{
+       struct pci_dev *dev;
+
+       dev = pci_dev_find(0x1106, 0x0686);
+       if (!dev) {
+               if (verbose)
+                       printf("  PCI device 1106:0686 not found.\n");
+               return 1;
+       }
+
+       vt82c686_conf = pci_read_byte(dev, 0x85);
+       if (verbose)
+               printf("  Super I/O %sabled, Super I/O configuration %sabled\n",
+                      (vt82c686_conf & (1 << 0)) ? "en" : "dis",
+                      (vt82c686_conf & (1 << 1)) ? "en" : "dis");
+
+       /* If the Super I/O is not enabled, skip it. */
+       if (!(vt82c686_conf & (1 << 0)))
+               return 1;
+
+       /* Enable Super I/O configuration mode. */
+       pci_write_byte(dev, 0x85, vt82c686_conf | (1 << 1));
+
+       return 0;
+}
+
+static void exit_conf_mode_via_vt82c686(void)
+{
+       struct pci_dev *dev;
+
+       dev = pci_dev_find(0x1106, 0x0686);
+       if (!dev) {
+               printf("Bug: PCI device 1106:0686 not found during shutdown.\n"
+                      "Please report to coreboot@coreboot.org.\n");
+               return;
+       }
+
+       /* Restore (disable?) Super I/O configuration mode setting. */
+       pci_write_byte(dev, 0x85, vt82c686_conf);
+}
+
+void probe_idregs_via(uint16_t port)
+{
+       uint16_t id;
+       uint8_t rev;
+
+       probing_for("VIA", "", port);
+
+       if (enter_conf_mode_via_vt82c686())
+               return;
+
+       id = regval(port, DEVICE_ID_VT82C686_REG);
+       rev = regval(port, DEVICE_REV_VT82C686_REG);
+
+       if (superio_unknown(reg_table, id)) {
+               if (verbose)
+                       printf(NOTFOUND "id=0x%04x, rev=0x%02x\n", id, rev);
+               exit_conf_mode_via_vt82c686();
+               return;
+       }
+
+       printf("Found VIA %s (id=0x%04x, rev=0x%02x) at 0x%x\n",
+              get_superio_name(reg_table, id), id, rev, port);
+       chip_found = 1;
+
+       exit_conf_mode_via_vt82c686();
+}
+
+void print_via_chips(void)
+{
+       print_vendor_chips("VIA", reg_table);
+}