--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+#include "sb600.h"
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = pci_dev_set_subsystem,
+};
+
+struct device_operations ac97audio = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_AMD,
+ .device = PCI_DEVICE_ID_ATI_SB600_ACI}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = 0,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = NULL,
+ .ops_pci = &lops_pci,
+};
+
+struct device_operations ac97modem = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_AMD,
+ .device = PCI_DEVICE_ID_ATI_SB600_MCI}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = 0,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = NULL,
+ .ops_pci = &lops_pci,
+};
+
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+{
+ device_operations = "ac97modem";
+ /* configuration variables go here */
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "ac97modem";
+ /* configuration variables go here */
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci.h>
+#include <statictree.h>
+#include <config.h>
+#include <io.h>
+#define SMBUS_IO_BASE 0x1000 /* Is it a temporary SMBus I/O base address? */
+ /*SIZE 0x40 */
+
+#ifndef SB600_DEVN_BASE
+
+#define SB600_DEVN_BASE 0
+
+#endif
+
+#define EHCI_BAR_INDEX 0x10
+#define EHCI_BAR 0xFEF00000
+#define EHCI_DEBUG_OFFSET 0xE0
+
+void sb600_enable_usbdebug_direct(u32 port)
+{
+ set_debug_port(port);
+ pci_conf1_write_config32(PCI_BDF(0, SB600_DEVN_BASE + 0x13, 5),
+ EHCI_BAR_INDEX, EHCI_BAR);
+ pci_conf1_write_config8(PCI_BDF(0, SB600_DEVN_BASE + 0x13, 5), 0x04, 0x2); /* mem space enable */
+}
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+#include "sb600.h"
+
+static int set_bits(u8 * port, u32 mask, u32 val)
+{
+ u32 dword;
+ int count;
+
+ val &= mask;
+ dword = readl(port);
+ dword &= ~mask;
+ dword |= val;
+ writel(dword, port);
+
+ count = 50;
+ do {
+ dword = readl(port);
+ dword &= mask;
+ udelay(100);
+ } while ((dword != val) && --count);
+
+ if (!count)
+ return -1;
+
+ udelay(540);
+ return 0;
+}
+
+static int codec_detect(u8 * base)
+{
+ u32 dword;
+
+ /* 1 */
+ set_bits(base + 0x08, 1, 1);
+
+ /* 2 */
+ dword = readl(base + 0x0e);
+ dword |= 7;
+ writel(dword, base + 0x0e);
+
+ /* 3 */
+ set_bits(base + 0x08, 1, 0);
+
+ /* 4 */
+ set_bits(base + 0x08, 1, 1);
+
+ /* 5 */
+ dword = readl(base + 0xe);
+ dword &= 7;
+
+ /* 6 */
+ if (!dword) {
+ set_bits(base + 0x08, 1, 0);
+ printk(BIOS_DEBUG, "No codec!\n");
+ return 0;
+ }
+ return dword;
+
+}
+
+static u32 cim_verb_data[] = {
+ 0x01471c10,
+ 0x01471d40,
+ 0x01471e01,
+ 0x01471f01,
+/* 1 */
+ 0x01571c12,
+ 0x01571d10,
+ 0x01571e01,
+ 0x01571f01,
+/* 2 */
+ 0x01671c11,
+ 0x01671d60,
+ 0x01671e01,
+ 0x01671f01,
+/* 3 */
+ 0x01771c14,
+ 0x01771d20,
+ 0x01771e01,
+ 0x01771f01,
+/* 4 */
+ 0x01871c30,
+ 0x01871d90,
+ 0x01871ea1,
+ 0x01871f01,
+/* 5 */
+ 0x01971cf0,
+ 0x01971d11,
+ 0x01971e11,
+ 0x01971f41,
+/* 6 */
+ 0x01a71c80,
+ 0x01a71d30,
+ 0x01a71e81,
+ 0x01a71f01,
+/* 7 */
+ 0x01b71cf0,
+ 0x01b71d11,
+ 0x01b71e11,
+ 0x01b71f41,
+/* 8 */
+ 0x01c71cf0,
+ 0x01c71d11,
+ 0x01c71e11,
+ 0x01c71f41,
+/* 9 */
+ 0x01d71cf0,
+ 0x01d71d11,
+ 0x01d71e11,
+ 0x01d71f41,
+/* 10 */
+ 0x01e71c50,
+ 0x01e71d11,
+ 0x01e71e44,
+ 0x01e71f01,
+/* 11 */
+ 0x01f71c60,
+ 0x01f71d61,
+ 0x01f71ec4,
+ 0x01f71f01,
+};
+static unsigned find_verb(u32 viddid, u32 ** verb)
+{
+ struct device * azalia_dev = dev_find_slot(0, PCI_DEVFN(0x14, 2));
+ struct southbridge_amd_sb600_dts_config *cfg =
+ (struct southbridge_amd_sb600_config *)azalia_dev->chip_info;
+ printk(BIOS_DEBUG, "Dev=%s\n", dev_path(azalia_dev));
+ printk(BIOS_DEBUG, "Default viddid=%x\n", cfg->hda_viddid);
+ printk(BIOS_DEBUG, "Reading viddid=%x\n", viddid);
+ if (!cfg)
+ return 0;
+ if (viddid != cfg->hda_viddid)
+ return 0;
+ *verb = (u32 *) cim_verb_data;
+ return sizeof(cim_verb_data) / sizeof(u32);
+}
+
+static void codec_init(u8 * base, int addr)
+{
+ u32 dword;
+ u32 *verb;
+ u32 verb_size;
+ int i;
+
+ /* 1 */
+ do {
+ dword = readl(base + 0x68);
+ } while (dword & 1);
+
+ dword = (addr << 28) | 0x000f0000;
+ writel(dword, base + 0x60);
+
+ do {
+ dword = readl(base + 0x68);
+ } while ((dword & 3) != 2);
+
+ dword = readl(base + 0x64);
+
+ /* 2 */
+ printk(BIOS_DEBUG, "codec viddid: %08x\n", dword);
+ verb_size = find_verb(dword, &verb);
+
+ if (!verb_size) {
+ printk(BIOS_DEBUG, "No verb!\n");
+ return;
+ }
+
+ printk(BIOS_DEBUG, "verb_size: %d\n", verb_size);
+ /* 3 */
+ for (i = 0; i < verb_size; i++) {
+ do {
+ dword = readl(base + 0x68);
+ } while (dword & 1);
+
+ writel(verb[i], base + 0x60);
+
+ do {
+ dword = readl(base + 0x68);
+ } while ((dword & 3) != 2);
+ }
+ printk(BIOS_DEBUG, "verb loaded!\n");
+}
+
+static void codecs_init(u8 * base, u32 codec_mask)
+{
+ int i;
+ for (i = 2; i >= 0; i--) {
+ if (codec_mask & (1 << i))
+ codec_init(base, i);
+ }
+}
+
+static void hda_init(struct device *dev)
+{
+ u8 *base;
+ struct resource *res;
+ u32 codec_mask;
+
+ /* SM Setting */
+ struct device * hda_dev;
+ hda_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0));
+ /* Set routing pin */
+ pci_write_config32(dev, 0xf8, 0x0);
+ pci_write_config8(dev, 0xfc, 0xAA);
+ /* Set INTA */
+ pci_write_config8(dev, 0x63, 0x0);
+ /* Enable azalia, disable ac97 */
+ pm_iowrite(0x59, 0xB);
+
+ res = find_resource(dev, 0x10);
+ if (!res)
+ return;
+
+ base = (u8 *) ((u32)res->base);
+ printk(BIOS_DEBUG, "base = %08x\n", base);
+ codec_mask = codec_detect(base);
+
+ if (codec_mask) {
+ printk(BIOS_DEBUG, "codec_mask = %02x\n", codec_mask);
+ codecs_init(base, codec_mask);
+ }
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = pci_dev_set_subsystem,
+};
+
+struct device_operations sb600_hda = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_HDA}}},
+ .constructor = default_device_constructor,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = hda_init,
+ .ops_pci = &lops_pci
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_hda";
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+#include "sb600.h"
+
+static void ide_init(struct device *dev)
+{
+ struct southbridge_amd_sb600_ide_dts_config *conf;
+ /* Enable ide devices so the linux ide driver will work */
+ u32 dword;
+ u8 byte;
+ conf = dev->device_configuration;
+
+ /* RPR10.1 disable MSI */
+ dword = pci_read_config32(dev, 0x70);
+ dword &= ~(1 << 16);
+ pci_write_config32(dev, 0x70, dword);
+
+ /* Ultra DMA mode */
+ byte = pci_read_config8(dev, 0x54);
+ byte |= 1 << 0;
+ pci_write_config8(dev, 0x54, byte);
+ byte = pci_read_config8(dev, 0x56);
+ byte &= ~(7 << 0);
+ byte |= 5 << 0; /* mode 5 */
+ pci_write_config8(dev, 0x56, byte);
+
+ /* Enable I/O Access&& Bus Master */
+ dword = pci_read_config16(dev, 0x4);
+ dword |= 1 << 2;
+ pci_write_config16(dev, 0x4, dword);
+
+#if CONFIG_PCI_ROM_RUN == 1
+ pci_dev_init(dev);
+#endif
+
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = pci_dev_set_subsystem,
+};
+
+struct device_operations sb600_ide = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_IDE}}},
+ .constructor = default_device_constructor,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = ide_init,
+ .ops_pci = &lops_pci
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_ide";
+ /* ignored in driver at present! */
+ ide0_enable = "0";
+ ide1_enable = "1";
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+#include "sb600.h"
+
+static void lpc_init(struct device * dev)
+{
+ u8 byte;
+ u32 dword;
+ struct device * sm_dev;
+
+ /* Enable the LPC Controller */
+ sm_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0));
+ dword = pci_read_config32(sm_dev, 0x64);
+ dword |= 1 << 20;
+ pci_write_config32(sm_dev, 0x64, dword);
+
+ /* Initialize isa dma */
+ isa_dma_init();
+
+ /* RPR 7.2 Enable DMA transaction on the LPC bus */
+ byte = pci_read_config8(dev, 0x40);
+ byte |= (1 << 2);
+ pci_write_config8(dev, 0x40, byte);
+
+ /* RPR 7.3 Disable the timeout mechanism on LPC */
+ byte = pci_read_config8(dev, 0x48);
+ byte &= ~(1 << 7);
+ pci_write_config8(dev, 0x48, byte);
+
+ /* RPR 7.5 Disable LPC MSI Capability */
+ byte = pci_read_config8(dev, 0x78);
+ byte &= ~(1 << 1);
+ pci_write_config8(dev, 0x78, byte);
+
+}
+
+static void sb600_lpc_read_resources(struct device * dev)
+{
+ struct resource *res;
+
+ /* Get the normal pci resources of this device */
+ pci_dev_read_resources(dev); /* We got one for APIC, or one more for TRAP */
+
+ pci_get_resource(dev, 0xA0); /* SPI ROM base address */
+
+ /* Add an extra subtractive resource for both memory and I/O */
+ res = new_resource(dev, IOINDEX_SUBTRACTIVE(0, 0));
+ res->flags =
+ IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
+
+ res = new_resource(dev, IOINDEX_SUBTRACTIVE(1, 0));
+ res->flags =
+ IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | IORESOURCE_ASSIGNED;
+
+ compact_resources(dev);
+}
+
+/**
+ * @brief Enable resources for children devices
+ *
+ * @param dev the device whos children's resources are to be enabled
+ *
+ * This function is call by the global enable_resources() indirectly via the
+ * device_operation::enable_resources() method of devices.
+ *
+ * Indirect mutual recursion:
+ * enable_childrens_resources() -> enable_resources()
+ * enable_resources() -> device_operation::enable_resources()
+ * device_operation::enable_resources() -> enable_children_resources()
+ */
+static void sb600_lpc_enable_childrens_resources(struct device * dev)
+{
+ u32 link;
+ u32 reg, reg_x;
+ int i;
+ int var_num = 0;
+ u16 reg_var[3];
+
+ reg = pci_read_config32(dev, 0x44);
+ reg_x = pci_read_config32(dev, 0x48);
+
+ for (link = 0; link < dev->links; link++) {
+ struct device * child;
+ for (child = dev->link[link].children; child;
+ child = child->sibling) {
+ enable_resources(child);
+ if (child->have_resources
+ && (child->path.type == DEVICE_PATH_PNP)) {
+ for (i = 0; i < child->resources; i++) {
+ struct resource *res;
+ unsigned long base, end; /* don't need long long */
+ res = &child->resource[i];
+ if (!(res->flags & IORESOURCE_IO))
+ continue;
+ base = res->base;
+ end = resource_end(res);
+ printk_debug
+ ("sb600 lpc decode:%s, base=0x%08x, end=0x%08x\n",
+ dev_path(child), base, end);
+ switch (base) {
+ case 0x60: /* KB */
+ case 0x64: /* MS */
+ reg |= (1 << 29);
+ break;
+ case 0x3f8: /* COM1 */
+ reg |= (1 << 6);
+ break;
+ case 0x2f8: /* COM2 */
+ reg |= (1 << 7);
+ break;
+ case 0x378: /* Parallal 1 */
+ reg |= (1 << 0);
+ break;
+ case 0x3f0: /* FD0 */
+ reg |= (1 << 26);
+ break;
+ case 0x220: /* Aduio 0 */
+ reg |= (1 << 8);
+ break;
+ case 0x300: /* Midi 0 */
+ reg |= (1 << 18);
+ break;
+ case 0x400:
+ reg_x |= (1 << 16);
+ break;
+ case 0x480:
+ reg_x |= (1 << 17);
+ break;
+ case 0x500:
+ reg_x |= (1 << 18);
+ break;
+ case 0x580:
+ reg_x |= (1 << 19);
+ break;
+ case 0x4700:
+ reg_x |= (1 << 22);
+ break;
+ case 0xfd60:
+ reg_x |= (1 << 23);
+ break;
+ default:
+ if (var_num >= 3)
+ continue; /* only 3 var ; compact them ? */
+ switch (var_num) {
+ case 0:
+ reg_x |= (1 << 2);
+ break;
+ case 1:
+ reg_x |= (1 << 24);
+ break;
+ case 2:
+ reg_x |= (1 << 25);
+ break;
+ }
+ reg_var[var_num++] =
+ base & 0xffff;
+ }
+ }
+ }
+ }
+ }
+ pci_write_config32(dev, 0x44, reg);
+ pci_write_config32(dev, 0x48, reg_x);
+ switch (var_num) {
+ case 2:
+ pci_write_config16(dev, 0x90, reg_var[2]);
+ case 1:
+ pci_write_config16(dev, 0x66, reg_var[1]);
+ case 0:
+ pci_write_config16(dev, 0x64, reg_var[0]);
+ break;
+ }
+}
+
+static void sb600_lpc_enable_resources(struct device * dev)
+{
+ pci_dev_enable_resources(dev);
+ sb600_lpc_enable_childrens_resources(dev);
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = pci_dev_set_subsystem,
+};
+
+struct device_operations sb600_lpc = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_AMD,
+ .device = PCI_DEVICE_ID_AMD_8111_IDE}}},
+ .constructor = default_device_constructor,
+ .phase3_scan_bus = scan_status_bus,
+ .phase4_read_resources = sb600_lpc_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = sb600_lpc_enable_resources,
+ .phase6_init = lpc_init,
+ .ops_pci = &lops_pci
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_lpc";
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include "sb600.h"
+
+static void pci_init(struct device *dev)
+{
+ u32 dword;
+ u16 word;
+ u8 byte;
+
+ /* RPR 4.1 Enables the PCI-bridge subtractive decode */
+ /* This setting is strongly recommended since it supports some legacy PCI add-on cards,such as BIOS debug cards */
+ byte = pci_read_config8(dev, 0x4B);
+ byte |= 1 << 7;
+ pci_write_config8(dev, 0x4B, byte);
+ byte = pci_read_config8(dev, 0x40);
+ byte |= 1 << 5;
+ pci_write_config8(dev, 0x40, byte);
+
+ /* RPR4.2 PCI-bridge upstream dual address window */
+ /* this setting is applicable if the system memory is more than 4GB,and the PCI device can support dual address access */
+ byte = pci_read_config8(dev, 0x50);
+ byte |= 1 << 0;
+ pci_write_config8(dev, 0x50, byte);
+
+ /* RPR 4.3 PCI bus 64-byte DMA read access */
+ /* Enhance the PCI bus DMA performance */
+ byte = pci_read_config8(dev, 0x4B);
+ byte |= 1 << 4;
+ pci_write_config8(dev, 0x4B, byte);
+
+ /* RPR 4.4 Enables the PCIB writes to be cacheline aligned. */
+ /* The size of the writes will be set in the Cacheline Register */
+ byte = pci_read_config8(dev, 0x40);
+ byte |= 1 << 1;
+ pci_write_config8(dev, 0x40, byte);
+
+ /* RPR 4.5 Enables the PCIB to retain ownership of the bus on the Primary side and on the Secondary side when GNT# is deasserted */
+ pci_write_config8(dev, 0x0D, 0x40);
+ pci_write_config8(dev, 0x1B, 0x40);
+
+ /* RPR 4.6 Enable the command matching checking function on "Memory Read" & "Memory Read Line" commands */
+ byte = pci_read_config8(dev, 0x4B);
+ byte |= 1 << 6;
+ pci_write_config8(dev, 0x4B, byte);
+
+ /* RPR 4.7 When enabled, the PCI arbiter checks for the Bus Idle before asserting GNT# */
+ byte = pci_read_config8(dev, 0x4B);
+ byte |= 1 << 0;
+ pci_write_config8(dev, 0x4B, byte);
+
+ /* RPR 4.8 Adjusts the GNT# de-assertion time */
+ word = pci_read_config16(dev, 0x64);
+ word |= 1 << 12;
+ pci_write_config16(dev, 0x64, word);
+
+ /* RPR 4.9 Fast Back to Back transactions support */
+ byte = pci_read_config8(dev, 0x48);
+ byte |= 1 << 2;
+ pci_write_config8(dev, 0x48, byte);
+
+ /* RPR 4.10 Enable Lock Operation */
+ byte = pci_read_config8(dev, 0x48);
+ byte |= 1 << 3;
+ pci_write_config8(dev, 0x48, byte);
+ byte = pci_read_config8(dev, 0x40);
+ byte |= (1 << 2);
+ pci_write_config8(dev, 0x40, byte);
+
+ /* RPR 4.11 Enable additional optional PCI clock */
+ word = pci_read_config16(dev, 0x64);
+ word |= 1 << 8;
+ pci_write_config16(dev, 0x64, word);
+
+ /* rpr4.12 Disable Fewer-Retry Mode for A11-A13 only. 0x64[5:4] clear */
+ byte = pci_read_config8(dev, 0x64);
+ byte &= 0xcf;
+ pci_write_config8(dev, 0x64, byte);
+
+ /* rpr4.14 Disabling Downstream Flush, for A12 only, 0x64[18]. */
+ dword = pci_read_config32(dev, 0x64);
+ dword |= (1 << 18);
+ pci_write_config32(dev, 0x64, dword);
+
+ /* RPR 4.13 Enable One-Prefetch-Channel Mode */
+ dword = pci_read_config32(dev, 0x64);
+ dword |= 1 << 20;
+ pci_write_config32(dev, 0x64, dword);
+
+ /* RPR 4.15 Disable PCIB MSI Capability */
+ byte = pci_read_config8(dev, 0x40);
+ byte &= ~(1 << 3);
+ pci_write_config8(dev, 0x40, byte);
+
+ /* rpr4.16 Adjusting CLKRUN# */
+ dword = pci_read_config32(dev, 0x64);
+ dword |= (1 << 15);
+ pci_write_config32(dev, 0x64, dword);
+}
+
+struct device_operations amd8111_pci = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_PCI}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = pci_scan_bridge,
+ .phase4_enable_disable = amd8111_enable,
+ .phase4_read_resources = pci_bus_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = pci_bus_enable_resources,
+ .phase6_init = pci_init,
+ .reset_bus = pci_bus_reset,
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_pci";
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+#include "sb600.h"
+
+static void sata_init(struct device *dev)
+{
+ u8 byte;
+ u16 word;
+ u32 dword;
+ u8 *sata_bar5;
+ u16 sata_bar0, sata_bar1, sata_bar2, sata_bar3, sata_bar4;
+
+ struct southbridge_ati_sb600_sata_dts_config *conf;
+ conf = dev->device_configuration;
+
+ struct device * sm_dev;
+ /* SATA SMBus Disable */
+ /* sm_dev = pci_locate_device(PCI_ID(0x1002, 0x4385), 0); */
+ sm_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0));
+ /* Disable SATA SMBUS */
+ byte = pci_read_config8(sm_dev, 0xad);
+ byte |= (1 << 1);
+ /* Enable SATA and power saving */
+ byte = pci_read_config8(sm_dev, 0xad);
+ byte |= (1 << 0);
+ byte |= (1 << 5);
+ pci_write_config8(sm_dev, 0xad, byte);
+ /* Set the interrupt Mapping to INTG# */
+ byte = pci_read_config8(sm_dev, 0xaf);
+ byte = 0x6 << 2;
+ pci_write_config8(sm_dev, 0xaf, byte);
+
+ /* get base addresss */
+ sata_bar5 = (u8 *) (pci_read_config32(dev, 0x24) & ~0x3FF);
+ sata_bar0 = pci_read_config16(dev, 0x10) & ~0x7;
+ sata_bar1 = pci_read_config16(dev, 0x14) & ~0x7;
+ sata_bar2 = pci_read_config16(dev, 0x18) & ~0x7;
+ sata_bar3 = pci_read_config16(dev, 0x1C) & ~0x7;
+ sata_bar4 = pci_read_config16(dev, 0x20) & ~0x7;
+
+ printk(BIOS_DEBUG, "sata_bar0=%x\n", sata_bar0); /* 3030 */
+ printk(BIOS_DEBUG, "sata_bar1=%x\n", sata_bar1); /* 3070 */
+ printk(BIOS_DEBUG, "sata_bar2=%x\n", sata_bar2); /* 3040 */
+ printk(BIOS_DEBUG, "sata_bar3=%x\n", sata_bar3); /* 3080 */
+ printk(BIOS_DEBUG, "sata_bar4=%x\n", sata_bar4); /* 3000 */
+ printk(BIOS_DEBUG, "sata_bar5=%x\n", sata_bar5); /* e0309000 */
+
+ /* Program the 2C to 0x43801002 */
+ dword = 0x43801002;
+ pci_write_config32(dev, 0x2c, dword);
+
+ /* SERR-Enable */
+ word = pci_read_config16(dev, 0x04);
+ word |= (1 << 8);
+ pci_write_config16(dev, 0x04, word);
+
+ /* Dynamic power saving */
+ byte = pci_read_config8(dev, 0x40);
+ byte |= (1 << 2);
+ pci_write_config8(dev, 0x40, byte);
+
+ /* Set SATA Operation Mode, Set to IDE mode */
+ byte = pci_read_config8(dev, 0x40);
+ byte |= (1 << 0);
+ byte |= (1 << 4);
+ pci_write_config8(dev, 0x40, byte);
+
+ dword = 0x01018f00;
+ pci_write_config32(dev, 0x8, dword);
+
+ byte = pci_read_config8(dev, 0x40);
+ byte &= ~(1 << 0);
+ pci_write_config8(dev, 0x40, byte);
+
+ /* Enable the SATA watchdog counter */
+ byte = pci_read_config8(dev, 0x44);
+ byte |= (1 << 0);
+ pci_write_config8(dev, 0x44, byte);
+
+ /* Program the watchdog counter to 0x10 */
+ byte = 0x10;
+ pci_write_config8(dev, 0x46, byte);
+
+ /* RPR6.5 Program the PHY Global Control to 0x2C00 for A13 */
+ word = 0x2c00;
+ pci_write_config16(dev, 0x86, word);
+
+ /* RPR6.5 Program the Phy Tuning4Ports */
+ dword = 0x00B401D6;
+ pci_write_config32(dev, 0x88, dword);
+ pci_write_config32(dev, 0x8c, dword);
+ pci_write_config32(dev, 0x90, dword);
+ pci_write_config32(dev, 0x94, dword);
+
+ byte = 0xB8;
+ pci_write_config8(dev, 0xA5, byte);
+ pci_write_config8(dev, 0xAD, byte);
+ pci_write_config8(dev, 0xB5, byte);
+ pci_write_config8(dev, 0xBD, byte);
+
+ /* RPR 6.8 */
+ word = pci_read_config16(dev, 0x42);
+ word |= 1 << 7;
+ pci_write_config16(dev, 0x42, word);
+ /* RPR 6.9 */
+ dword = pci_read_config32(dev, 0x40);
+ dword |= 1 << 25;
+ pci_write_config32(dev, 0x40, dword);
+
+ /* Enable the I/O ,MM ,BusMaster access for SATA */
+ byte = pci_read_config8(dev, 0x4);
+ byte |= 7 << 0;
+ pci_write_config8(dev, 0x4, byte);
+
+ /* RPR6.6 SATA drive detection. Currently we detect Primary Master Device only */
+ /* Use BAR5+0x1A8,BAR0+0x6 for Primary Slave */
+ /* Use BAR5+0x228,BAR0+0x6 for Secondary Master */
+ /* Use BAR5+0x2A8,BAR0+0x6 for Secondary Slave */
+
+ byte = readb(sata_bar5 + 0x128);
+ printk(BIOS_DEBUG, "byte=%x\n", byte);
+ byte &= 0xF;
+ if (byte == 0x3) {
+ outb(0xA0, sata_bar0 + 0x6);
+ while ((inb(sata_bar0 + 0x6) != 0xA0)
+ || ((inb(sata_bar0 + 0x7) & 0x88) != 0)) {
+ mdelay(10);
+ printk(BIOS_DEBUG, "0x6=%x,0x7=%x\n", inb(sata_bar0 + 0x6),
+ inb(sata_bar0 + 0x7));
+ printk(BIOS_DEBUG, "drive detection fail,trying...\n");
+ }
+ printk(BIOS_DEBUG, "Primary master device is ready\n");
+ } else {
+ printk(BIOS_DEBUG, "No Primary master SATA drive on Slot0\n");
+ }
+
+ /* Below is CIM InitSataLateFar */
+ /* Enable interrupts from the HBA */
+ byte = readb(sata_bar5 + 0x4);
+ byte |= 1 << 1;
+ writeb(byte, (sata_bar5 + 0x4));
+
+ /* Clear error status */
+ writel(0xFFFFFFFF, (sata_bar5 + 0x130));
+ writel(0xFFFFFFFF, (sata_bar5 + 0x1b0));
+ writel(0xFFFFFFFF, (sata_bar5 + 0x230));
+ writel(0xFFFFFFFF, (sata_bar5 + 0x2b0));
+
+ /* Clear SATA status,Firstly we get the AcpiGpe0BlkAddr */
+ /* ????? why CIM does not set the AcpiGpe0BlkAddr , but use it??? */
+
+ /* word = 0x0000; */
+ /* word = pm_ioread(0x28); */
+ /* byte = pm_ioread(0x29); */
+ /* word |= byte<<8; */
+ /* printk(BIOS_DEBUG, "AcpiGpe0Blk addr = %x\n", word); */
+ /* writel(0x80000000 , word); */
+}
+
+static struct pci_operations lops_pci = {
+ /* .set_subsystem = pci_dev_set_subsystem, */
+};
+
+struct device_operations amd8111_ide = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_SATA}}},
+ .constructor = default_device_constructor,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = sata_init,
+ .ops_pci = &lops_pci
+};
\ No newline at end of file
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_sata";
+};
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include <console/console.h>
-
-#include <arch/io.h>
-
-#include <device/device.h>
+#include <types.h>
+#include <lib.h>
+#include <console.h>
#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
#include <device/pci_ids.h>
-#include <device/pci_ops.h>
+#include <statictree.h>
+#include <config.h>
#include "sb600.h"
-static device_t find_sm_dev(device_t dev, u32 devfn)
+static struct device * find_sm_dev(struct device * dev, u32 devfn)
{
- device_t sm_dev;
+ struct device * sm_dev;
sm_dev = dev_find_slot(dev->bus->secondary, devfn);
if (!sm_dev)
return sm_dev;
}
-void set_sm_enable_bits(device_t sm_dev, u32 reg_pos, u32 mask, u32 val)
+void set_sm_enable_bits(struct device * sm_dev, u32 reg_pos, u32 mask, u32 val)
{
u32 reg_old, reg;
reg = reg_old = pci_read_config32(sm_dev, reg_pos);
return pmio_read_index(port_base, reg);
}
-static void set_pmio_enable_bits(device_t sm_dev, u32 reg_pos,
+static void set_pmio_enable_bits(struct device * sm_dev, u32 reg_pos,
u32 mask, u32 val)
{
u8 reg_old, reg;
}
}
-void sb600_enable(device_t dev)
+void sb600_enable(struct device * dev)
{
- device_t sm_dev = 0;
- device_t bus_dev = 0;
+ struct device * sm_dev = 0;
+ struct device * bus_dev = 0;
int index = -1;
u32 deviceid;
u32 vendorid;
u32 devfn;
- printk_debug("sb600_enable()\n");
+ printk(BIOS_DEBUG, "sb600_enable()\n");
/*
* 0:12.0 SATA bit 8 of sm_dev 0xac : 1 - enable, default + 32 * 3
bus_dev = dev->bus->dev;
if ((bus_dev->vendor == PCI_VENDOR_ID_ATI) &&
(bus_dev->device == PCI_DEVICE_ID_ATI_SB600_PCI)) {
- devfn = (bus_dev->path.u.pci.devfn) & ~7;
+ devfn = (bus_dev->path.pci.devfn) & ~7;
sm_dev = find_sm_dev(bus_dev, devfn);
if (!sm_dev)
return;
/* something under 00:01.0 */
- switch (dev->path.u.pci.devfn) {
+ switch (dev->path.pci.devfn) {
case 5 << 3:
;
}
return;
}
- i = (dev->path.u.pci.devfn) & ~7;
+ i = (dev->path.pci.devfn) & ~7;
i += (2 << 3);
for (devfn = (0x14 << 3); devfn <= i; devfn += (1 << 3)) {
sm_dev = find_sm_dev(dev, devfn);
if (!sm_dev)
return;
- switch (dev->path.u.pci.devfn - (devfn - (0x14 << 3))) {
+ switch (dev->path.pci.devfn - (devfn - (0x14 << 3))) {
case (0x12 << 3) | 0:
index = 8;
set_sm_enable_bits(sm_dev, 0xac, 1 << index,
case (0x13 << 3) | 3:
case (0x13 << 3) | 4:
case (0x13 << 3) | 5:
- index = dev->path.u.pci.devfn & 7;
+ index = dev->path.pci.devfn & 7;
index++;
index %= 6;
set_sm_enable_bits(sm_dev, 0x68, 1 << index,
break;
case (0x14 << 3) | 5:
case (0x14 << 3) | 6:
- index = dev->path.u.pci.devfn & 7;
+ index = dev->path.pci.devfn & 7;
index -= 5;
set_pmio_enable_bits(sm_dev, 0x59, 1 << index,
(dev->enabled ? 0 : 1) << index);
index += 32 * 4;
break;
default:
- printk_debug("unknown dev: %s deviceid=%4x\n", dev_path(dev),
+ printk(BIOS_DEBUG, "unknown dev: %s deviceid=%4x\n", dev_path(dev),
deviceid);
}
}
-struct chip_operations southbridge_amd_sb600_ops = {
- CHIP_NAME("ATI SB600")
- .enable_dev = sb600_enable,
+struct device_operations sb600 = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_AMD,
+ .device = xz}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = 0,
+ .phase4_enable_disable = sb600_enable,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = pci_dev_set_resources,
+ .phase6_init = NULL,
+ .ops_pci = &pci_dev_ops_pci,
};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600";
+};
#ifndef SB600_H
#define SB600_H
-#include "chip.h"
-
#define PCI_DEVICE_ID_ATI_SB600_LPC 0x438D
#define PCI_DEVICE_ID_ATI_SB600_SATA 0x4380
#define PCI_DEVICE_ID_ATI_SB600_IDE 0x438C
#define PCI_DEVICE_ID_ATI_SB600_USB_2 0x4389
#define PCI_DEVICE_ID_ATI_SB600_USB_3 0x438A
#define PCI_DEVICE_ID_ATI_SB600_USB_4 0x438B
+
extern void pm_iowrite(u8 reg, u8 value);
extern u8 pm_ioread(u8 reg);
extern void pm2_iowrite(u8 reg, u8 value);
--- /dev/null
+/* This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+#include "sb600.h"
+#include "sb600_smbus.c"
+
+#define NMI_OFF 0
+
+#define MAINBOARD_POWER_OFF 0
+#define MAINBOARD_POWER_ON 1
+
+#ifndef MAINBOARD_POWER_ON_AFTER_POWER_FAIL
+#define MAINBOARD_POWER_ON_AFTER_POWER_FAIL MAINBOARD_POWER_ON
+#endif
+
+struct ioapicreg {
+ unsigned int reg;
+ unsigned int value_low, value_high;
+};
+
+static struct ioapicreg ioapicregvalues[] = {
+#define ALL (0xff << 24)
+#define NONE (0)
+#define DISABLED (1 << 16)
+#define ENABLED (0 << 16)
+#define TRIGGER_EDGE (0 << 15)
+#define TRIGGER_LEVEL (1 << 15)
+#define POLARITY_HIGH (0 << 13)
+#define POLARITY_LOW (1 << 13)
+#define PHYSICAL_DEST (0 << 11)
+#define LOGICAL_DEST (1 << 11)
+#define ExtINT (7 << 8)
+#define NMI (4 << 8)
+#define SMI (2 << 8)
+#define INT (1 << 8)
+ /* IO-APIC virtual wire mode configuration */
+ /* mask, trigger, polarity, destination, delivery, vector */
+ {0, DISABLED, NONE},
+ {1, DISABLED, NONE},
+ {2, DISABLED, NONE},
+ {3, DISABLED, NONE},
+ {4, DISABLED, NONE},
+ {5, DISABLED, NONE},
+ {6, DISABLED, NONE},
+ {7, DISABLED, NONE},
+ {8, DISABLED, NONE},
+ {9, DISABLED, NONE},
+ {10, DISABLED, NONE},
+ {11, DISABLED, NONE},
+ {12, DISABLED, NONE},
+ {13, DISABLED, NONE},
+ {14, DISABLED, NONE},
+ {15, DISABLED, NONE},
+ {16, DISABLED, NONE},
+ {17, DISABLED, NONE},
+ {18, DISABLED, NONE},
+ {19, DISABLED, NONE},
+ {20, DISABLED, NONE},
+ {21, DISABLED, NONE},
+ {22, DISABLED, NONE},
+ {23, DISABLED, NONE},
+ /* Be careful and don't write past the end... */
+};
+
+static void setup_ioapic(unsigned long ioapic_base)
+{
+ int i;
+ unsigned long value_low, value_high;
+ volatile unsigned long *l;
+ struct ioapicreg *a = ioapicregvalues;
+
+ ioapicregvalues[0].value_high = lapicid() << (56 - 32);
+
+ printk(BIOS_DEBUG, "lapicid = %016x\n", ioapicregvalues[0].value_high);
+
+ l = (unsigned long *)ioapic_base;
+
+ for (i = 0; i < ARRAY_SIZE(ioapicregvalues);
+ i++, a++) {
+ l[0] = (a->reg * 2) + 0x10;
+ l[4] = a->value_low;
+ value_low = l[4];
+ l[0] = (a->reg * 2) + 0x11;
+ l[4] = a->value_high;
+ value_high = l[4];
+ if ((i == 0) && (value_low == 0xffffffff)) {
+ printk_warning("IO APIC not responding.\n");
+ return;
+ }
+ }
+}
+
+/*
+* SB600 enables all USB controllers by default in SMBUS Control.
+* SB600 enables SATA by default in SMBUS Control.
+*/
+static void sm_init(struct device * dev)
+{
+ u8 byte;
+ u8 byte_old;
+ u32 dword;
+ unsigned long ioapic_base;
+ int on;
+ int nmi_option;
+
+ printk(BIOS_INFO, "sm_init().\n");
+
+ ioapic_base = pci_read_config32(dev, 0x74) & (0xffffffe0); /* some like mem resource, but does not have enable bit */
+ setup_ioapic(ioapic_base);
+
+ dword = pci_read_config8(dev, 0x62);
+ dword |= 1 << 2;
+ pci_write_config8(dev, 0x62, dword);
+
+ dword = pci_read_config32(dev, 0x78);
+ dword |= 1 << 9;
+ pci_write_config32(dev, 0x78, dword); /* enable 0xCD6 0xCD7 */
+
+ /* enable serial irq */
+ byte = pci_read_config8(dev, 0x69);
+ byte |= 1 << 7; /* enable serial irq function */
+ byte &= ~(0xF << 2);
+ byte |= 4 << 2; /* set NumSerIrqBits=4 */
+ pci_write_config8(dev, 0x69, byte);
+
+ byte = pm_ioread(0x61);
+ byte |= 1 << 1; /* Set to enable NB/SB handshake during IOAPIC interrupt for AMD K8/K7 */
+ pm_iowrite(0x61, byte);
+
+ /* disable SMI */
+ byte = pm_ioread(0x53);
+ byte |= 1 << 3;
+ pm_iowrite(0x53, byte);
+
+ /* power after power fail */
+ on = MAINBOARD_POWER_ON_AFTER_POWER_FAIL;
+ get_option(&on, "power_on_after_fail");
+ byte = pm_ioread(0x74);
+ byte &= ~0x03;
+ if (on) {
+ byte |= 2;
+ }
+ byte |= 1 << 2;
+ pm_iowrite(0x74, byte);
+ printk(BIOS_INFO, "set power %s after power fail\n", on ? "on" : "off");
+
+ /* sb600 rpr:2.3.3: */
+ byte = pm_ioread(0x9A);
+ byte |= 1 << 5 | 1 << 4 | 1 << 2;
+ pm_iowrite(0x9A, byte);
+
+ byte = pm_ioread(0x8F);
+ byte |= 1 << 5;
+ byte &= ~(1 << 4);
+ pm_iowrite(0x8F, byte);
+
+ pm_iowrite(0x8B, 0x01);
+ pm_iowrite(0x8A, 0x90);
+ pm_iowrite(0x88, 0x10); /* A21 */
+
+ byte = pm_ioread(0x7C);
+ byte |= 1 << 0;
+ pm_iowrite(0x7C, byte);
+
+ byte = pm_ioread(0x68);
+ byte &= ~(1 << 1);
+ pm_iowrite(0x68, byte);
+
+ byte = pm_ioread(0x8D);
+ byte &= ~(1 << 6);
+ pm_iowrite(0x8D, byte);
+
+ byte = pm_ioread(0x61);
+ byte &= ~(1 << 2);
+ pm_iowrite(0x61, byte);
+
+ byte = pm_ioread(0x42);
+ byte &= ~(1 << 2);
+ pm_iowrite(0x42, 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 */
+ printk(BIOS_INFO, "++++++++++set NMI+++++\n");
+ } else {
+ byte |= (1 << 7); /* Can not mask NMI from PCI-E and NMI_NOW */
+ printk(BIOS_INFO, "++++++++++no set NMI+++++\n");
+ }
+ byte &= ~(1 << 7);
+ if (byte != byte_old) {
+ outb(byte, 0x70);
+ }
+
+ /* 2.10 IO Trap Settings */
+ abcfg_reg(0x10090, 1 << 16, 1 << 16);
+
+ /* ab index */
+ pci_write_config32(dev, 0xF0, AB_INDX);
+ /* Initialize the real time clock */
+ rtc_init(0);
+
+ /*3.4 Enabling IDE/PCIB Prefetch for Performance Enhancement */
+ abcfg_reg(0x10060, 9 << 17, 9 << 17);
+ abcfg_reg(0x10064, 9 << 17, 9 << 17);
+
+ /* 3.5 Enabling OHCI Prefetch for Performance Enhancement */
+ abcfg_reg(0x80, 1 << 0, 1<< 0);
+
+ /* 3.6 B-Link Client's Credit Variable Settings for the Downstream Arbitration Equation */
+ /* 3.7 Enabling Additional Address Bits Checking in Downstream */
+ abcfg_reg(0x9c, 3 << 0, 3 << 0);
+
+ /* 3.8 Set B-Link Prefetch Mode */
+ abcfg_reg(0x80, 3 << 17, 3 << 17);
+
+ /* 3.9 Enabling Detection of Upstream Interrupts */
+ abcfg_reg(0x94, 1 << 20,1 << 20);
+
+ /* 3.10: Enabling Downstream Posted Transactions to Pass Non-Posted
+ * Transactions for the K8 Platform (for All Revisions) */
+ abcfg_reg(0x10090, 1 << 8, 1 << 8);
+
+ /* 3.11:Programming Cycle Delay for AB and BIF Clock Gating */
+ /* 3.12: Enabling AB and BIF Clock Gating */
+ abcfg_reg(0x10054, 0xFFFF0000, 0x1040000);
+ abcfg_reg(0x54, 0xFF << 16, 4 << 16);
+ printk(BIOS_INFO, "3.11, ABCFG:0x54\n");
+ abcfg_reg(0x54, 1 << 24, 1 << 24);
+ printk(BIOS_INFO, "3.12, ABCFG:0x54\n");
+ abcfg_reg(0x98, 0x0000FF00, 0x00004700);
+
+ /* 3.13:Enabling AB Int_Arbiter Enhancement (for All Revisions) */
+ abcfg_reg(0x10054, 0x0000FFFF, 0x07FF);
+
+ /* 3.14:Enabling L1 on A-link Express */
+ axcfg_reg(0x68, 0x00000003, 0x2);
+ axindxp_reg(0xa0, 0x0000F000, 0x6000);
+
+ abcfg_reg(0x10098, 0xFFFFFFFF, 0x4000);
+ abcfg_reg(0x04, 0xFFFFFFFF, 0x6);
+ printk(BIOS_INFO, "sm_init() end\n");
+
+ /* Enable NbSb virtual channel */
+ axcfg_reg(0x114, 0x3f << 1, 0 << 1);
+ axcfg_reg(0x120, 0x7f << 1, 0x7f << 1);
+ axcfg_reg(0x120, 7 << 24, 1 << 24);
+ axcfg_reg(0x120, 1 << 31, 1 << 31);
+ abcfg_reg(0x50, 1 << 3, 1 << 3);
+}
+
+static int lsmbus_recv_byte(struct device * dev)
+{
+ u32 device;
+ struct resource *res;
+ struct bus *pbus;
+
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
+
+ res = find_resource(pbus->dev, 0x10);
+
+ return do_smbus_recv_byte(res->base, device);
+}
+
+static int lsmbus_send_byte(struct device * dev, u8 val)
+{
+ u32 device;
+ struct resource *res;
+ struct bus *pbus;
+
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
+
+ res = find_resource(pbus->dev, 0x10);
+
+ return do_smbus_send_byte(res->base, device, val);
+}
+
+static int lsmbus_read_byte(struct device * dev, u8 address)
+{
+ u32 device;
+ struct resource *res;
+ struct bus *pbus;
+
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
+
+ res = find_resource(pbus->dev, 0x10);
+
+ return do_smbus_read_byte(res->base, device, address);
+}
+
+static int lsmbus_write_byte(struct device * dev, u8 address, u8 val)
+{
+ u32 device;
+ struct resource *res;
+ struct bus *pbus;
+
+ device = dev->path.i2c.device;
+ pbus = get_pbus_smbus(dev);
+
+ res = find_resource(pbus->dev, 0x10);
+
+ return do_smbus_write_byte(res->base, device, address, val);
+}
+static struct smbus_bus_operations lops_smbus_bus = {
+ .recv_byte = lsmbus_recv_byte,
+ .send_byte = lsmbus_send_byte,
+ .read_byte = lsmbus_read_byte,
+ .write_byte = lsmbus_write_byte,
+};
+
+static void sb600_sm_read_resources(struct device * dev)
+{
+ struct resource *res;
+
+ /* Get the normal pci resources of this device */
+ pci_dev_read_resources(dev);
+
+ /* apic */
+ res = new_resource(dev, 0x74);
+ res->base = 0xfec00000;
+ res->size = 256 * 0x10;
+ res->limit = 0xFFFFFFFFUL; /* res->base + res->size -1; */
+ res->align = 8;
+ res->gran = 8;
+ res->flags = IORESOURCE_MEM | IORESOURCE_FIXED;
+
+ /* dev->command |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER; */
+
+ compact_resources(dev);
+
+}
+static void sb600_sm_set_resources(struct device *dev)
+{
+ struct resource *res;
+
+ pci_dev_set_resources(dev);
+
+ res = find_resource(dev, 0x74);
+ pci_write_config32(dev, 0x74, res->base | 1 << 3);
+}
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = pci_dev_set_subsystem,
+};
+struct device_operations sb600_sm = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_SM}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = 0,
+ .phase4_read_resources = sb600_sm_read_resources,
+ .phase4_set_resources = sb600_sm_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = sm_init,
+ .ops_pci = &lops_pci
+ .ops_smbus_bus = &lops_smbus_bus,
+};
\ No newline at end of file
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_sm";
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci.h>
+#include <statictree.h>
+#include <config.h>
+#include <io.h>
+BORKED
+#define SMBUS_IO_BASE 0x1000 /* Is it a temporary SMBus I/O base address? */
+ /*SIZE 0x40 */
+
+/* Get SB ASIC Revision.*/
+static u8 get_sb600_revision()
+{
+ u32 dev;
+ pci_conf1_find_device(0x1002, 0x4385, &dev);
+
+ if (dev == PCI_DEV_INVALID) {
+ die("SMBUS controller not found\r\n");
+ }
+ return pci_conf1_read_config8(dev, 0x08);
+}
+
+
+/***************************************
+* Legacy devices are mapped to LPC space.
+* serial port 0
+* KBC Port
+* ACPI Micro-controller port
+* LPC ROM size,
+* NOTE: Call me ASAP, because I will reset LPC ROM size!
+***************************************/
+static void sb600_lpc_init(void)
+{
+ u8 reg8;
+ u32 reg32;
+ u32 dev;
+
+ /* Enable lpc controller */
+ pci_conf1_find_device(0x1002, 0x4385, &dev); /* SMBUS controller */
+ reg32 = pci_conf1_read_config32(dev, 0x64);
+ reg32 |= 0x00100000;
+ pci_conf1_write_config32(dev, 0x64, reg32);
+
+ pci_conf1_find_device(0x1002, 0x438d, &dev); /* LPC Controller */
+ /* Serial 0 */
+ reg8 = pci_conf1_read_config8(dev, 0x44);
+ reg8 |= (1 << 6);
+ pci_conf1_write_config8(dev, 0x44, reg8);
+
+ /* PS/2 keyboard, ACPI */
+ reg8 = pci_conf1_read_config8(dev, 0x47);
+ reg8 |= (1 << 5) | (1 << 6);
+ pci_conf1_write_config8(dev, 0x47, reg8);
+
+ /* SuperIO, LPC ROM */
+ reg8 = pci_conf1_read_config8(dev, 0x48);
+ reg8 |= (1 << 1) | (1 << 0); /* enable Super IO config port 2e-2h, 4e-4f */
+ reg8 |= (1 << 3) | (1 << 4); /* enable for LPC ROM address range1&2, Enable 512KB rom access at 0xFFF80000 - 0xFFFFFFFF */
+ reg8 |= 1 << 6; /* enable for RTC I/O range */
+ pci_conf1_write_config8(dev, 0x48, reg8);
+
+ /* hardware should enable LPC ROM by pin strapes */
+ /* rom access at 0xFFF80000/0xFFF00000 - 0xFFFFFFFF */
+ /* See detail in BDG-215SB600-03.pdf page 15. */
+ pci_conf1_write_config16(dev, 0x68, 0x000e); /* enable LPC ROM range, 0xfff8: 512KB, 0xfff0: 1MB; */
+ pci_conf1_write_config16(dev, 0x6c, 0xfff0); /* enable LPC ROM range, 0xfff8: 512KB, 0xfff0: 1MB */
+}
+
+/* what is its usage? */
+static u32 get_sbdn(u32 bus)
+{
+ u32 dev;
+
+ /* Find the device. */
+ pci_conf1_find_on_bus(bus, 0x1002, 0x4385, &dev);
+ return (dev >> 15) & 0x1f;
+}
+
+
+static u8 dual_core()
+{
+ if(((cpuid_eax(0x80000000) & ~0xff) >= 8)) {
+ if(cpuid_ecx(0x80000008) & 1)
+ return 1;
+ }
+ return 0;
+}
+
+/*
+SB600 VFSMAF (VID/FID System Management Action Field) is 010b by default.
+RPR 2.3.3 C-state and VID/FID change for the K8 platform.
+*/
+static void enable_fid_change_on_sb(u32 sbbusn, u32 sbdn)
+{
+ u8 byte;
+ byte = pmio_read(0x9a);
+ byte &= ~0x34;
+ if(dual_core())
+ byte |= 0x34;
+ else
+ byte |= 0x04;
+ pmio_write(0x9a, byte);
+
+ byte = pmio_read(0x8f);
+ byte &= ~0x30;
+ byte |= 0x20;
+ pmio_write(0x8f, byte);
+
+ pmio_write(0x8b, 0x01);
+ pmio_write(0x8a, 0x90);
+
+ if(get_sb600_revision() > 0x13)
+ pmio_write(0x88, 0x10);
+ else
+ pmio_write(0x88, 0x06);
+
+ byte = pmio_read(0x7c);
+ byte &= ~0x01;
+ byte |= 0x01;
+ pmio_write(0x7c, byte);
+
+ /*Must be 0 for K8 platform.*/
+ byte = pmio_read(0x68);
+ byte &= ~0x01;
+ pmio_write(0x68, byte);
+ /*Must be 0 for K8 platform.*/
+ byte = pmio_read(0x8d);
+ byte &= ~(1<<6);
+ pmio_write(0x8d, byte);
+
+ byte = pmio_read(0x61);
+ byte &= ~0x04;
+ pmio_write(0x61, byte);
+
+ byte = pmio_read(0x42);
+ byte &= ~0x04;
+ pmio_write(0x42, byte);
+
+ if(get_sb600_revision() == 0x14) {
+ pmio_write(0x89, 0x10);
+
+ byte = pmio_read(0x52);
+ byte |= 0x80;
+ pmio_write(0x52, byte);
+ }
+}
+
+
+static void hard_reset(void)
+{
+ set_bios_reset();
+
+ /* full reset */
+ outb(0x0a, 0x0cf9);
+ outb(0x0e, 0x0cf9);
+}
+
+static void soft_reset(void)
+{
+ set_bios_reset();
+ /* link reset */
+ outb(0x06, 0x0cf9);
+}
+
+
+static void sb600_pci_port80()
+{
+ u8 byte;
+ u32 dev;
+
+ /* P2P Bridge */
+ pci_conf1_find_device(0x1002, 0x4384, &dev);
+
+ byte = pci_conf1_read_config8(dev, 0x40);
+ byte |= 1 << 5;
+ pci_conf1_write_config8(dev, 0x40, byte);
+
+ byte = pci_conf1_read_config8(dev, 0x4B);
+ byte |= 1 << 7;
+ pci_conf1_write_config8(dev, 0x4B, byte);
+
+ byte = pci_conf1_read_config8(dev, 0x1C);
+ byte |= 0xF << 4;
+ pci_conf1_write_config8(dev, 0x1C, byte);
+
+ byte = pci_conf1_read_config8(dev, 0x1D);
+ byte |= 0xF << 4;
+ pci_conf1_write_config8(dev, 0x1D, byte);
+
+ byte = pci_conf1_read_config8(dev, 0x04);
+ byte |= 1 << 0;
+ pci_conf1_write_config8(dev, 0x04, byte);
+
+ pci_conf1_find_device(0x1002, 0x438D, &dev);
+
+ byte = pci_conf1_read_config8(dev, 0x4A);
+ byte &= ~(1 << 5); /* disable lpc port 80 */
+ pci_conf1_write_config8(dev, 0x4A, byte);
+}
+
+static void sb600_lpc_port80(void)
+{
+ u8 byte;
+ u32 dev;
+ u32 reg32;
+
+ /* enable lpc controller */
+ pci_conf1_find_device(0x1002, 0x4385, &dev);
+ reg32 = pci_conf1_read_config32(dev, 0x64);
+ reg32 |= 0x00100000; /* lpcEnable */
+ pci_conf1_write_config32(dev, 0x64, reg32);
+
+ /* enable prot80 LPC decode in pci function 3 configuration space. */
+ pci_conf1_find_device(0x1002, 0x438d, &dev);
+ byte = pci_conf1_read_config8(dev, 0x4a);
+ byte |= 1 << 5; /* enable port 80 */
+ pci_conf1_write_config8(dev, 0x4a, byte);
+}
+
+
+/* sbDevicesPorInitTable */
+static void sb600_devices_por_init()
+{
+ u32 dev;
+ u8 byte;
+
+ printk(BIOS_INFO, "sb600_devices_por_init()\n");
+ /* SMBus Device, BDF:0-20-0 */
+ printk(BIOS_INFO, "sb600_devices_por_init(): SMBus Device, BDF:0-20-0\n");
+ pci_conf1_find_device(0x1002, 0x4385, &dev);
+
+ if (dev == PCI_DEV_INVALID) {
+ die("SMBUS controller not found\r\n");
+ }
+ printk(BIOS_INFO, "SMBus controller enabled, sb revision is 0x%x\r\n",
+ get_sb600_revision());
+
+ /* sbPorAtStartOfTblCfg */
+ /* Set A-Link bridge access address. This address is set at device 14h, function 0, register 0xf0.
+ * This is an I/O address. The I/O address must be on 16-byte boundry. */
+ pci_conf1_write_config32(dev, 0xf0, AB_INDX);
+
+ /* To enable AB/BIF DMA access, a specific register inside the BIF register space needs to be configured first. */
+ /*Enables the SB600 to send transactions upstream over A-Link Express interface. */
+ axcfg_reg(0x04, 1 << 2, 1 << 2);
+ axindxc_reg(0x21, 0xff, 0);
+
+ /* 2.3.5:Enabling Non-Posted Memory Write for the K8 Platform */
+ axindxc_reg(0x10, 1 << 9, 1 << 9);
+ /* END of sbPorAtStartOfTblCfg */
+
+ /* sbDevicesPorInitTables */
+ /* set smbus iobase */
+ pci_conf1_write_config32(dev, 0x10, SMBUS_IO_BASE | 1);
+
+ /* enable smbus controller interface */
+ byte = pci_conf1_read_config8(dev, 0xd2);
+ byte |= (1 << 0);
+ pci_conf1_write_config8(dev, 0xd2, byte);
+
+ /* set smbus 1, ASF 2.0 (Alert Standard Format), iobase */
+ pci_conf1_write_config16(dev, 0x58, SMBUS_IO_BASE | 0x11);
+
+ /* TODO: I don't know the useage of followed two lines. I copied them from CIM. */
+ pci_conf1_write_config8(dev, 0x0a, 0x1);
+ pci_conf1_write_config8(dev, 0x0b, 0x6);
+
+ /* KB2RstEnable */
+ pci_conf1_write_config8(dev, 0x40, 0xd4);
+
+ /* Enable ISA Address 0-960K decoding */
+ pci_conf1_write_config8(dev, 0x48, 0x0f);
+
+ /* Enable ISA Address 0xC0000-0xDFFFF decode */
+ pci_conf1_write_config8(dev, 0x49, 0xff);
+
+ /* Enable decode cycles to IO C50, C51, C52 GPM controls. */
+ byte = pci_conf1_read_config8(dev, 0x41);
+ byte &= 0x80;
+ byte |= 0x33;
+ pci_conf1_write_config8(dev, 0x41, byte);
+
+ /* Legacy DMA Prefetch Enhancement, CIM masked it. */
+ /* pci_conf1_write_config8(dev, 0x43, 0x1); */
+
+ /* Disabling Legacy USB Fast SMI# */
+ byte = pci_conf1_read_config8(dev, 0x62);
+ byte |= 0x24;
+ pci_conf1_write_config8(dev, 0x62, byte);
+
+ /* Features Enable */
+ pci_conf1_write_config32(dev, 0x64, 0x829E79BF);
+
+ /* SerialIrq Control */
+ pci_conf1_write_config8(dev, 0x69, 0x90);
+
+ /* Test Mode, PCIB_SReset_En Mask is set. */
+ pci_conf1_write_config8(dev, 0x6c, 0x20);
+
+ /* IO Address Enable, CIM set 0x78 only and masked 0x79. */
+ /*pci_conf1_write_config8(dev, 0x79, 0x4F); */
+ pci_conf1_write_config8(dev, 0x78, 0xFF);
+
+ /* This register is not used on sb600. It came from older chipset. */
+ /*pci_conf1_write_config8(dev, 0x95, 0xFF); */
+
+ /* Set smbus iospace enable, I don't know why write 0x04 into reg5 that is reserved */
+ pci_conf1_write_config16(dev, 0x4, 0x0407);
+
+ /* clear any lingering errors, so the transaction will run */
+ outb(inb(SMBUS_IO_BASE + SMBHSTSTAT), SMBUS_IO_BASE + SMBHSTSTAT);
+
+ /* IDE Device, BDF:0-20-1 */
+ printk(BIOS_INFO, "sb600_devices_por_init(): IDE Device, BDF:0-20-1\n");
+ pci_conf1_find_device(0x1002, 0x438C, &dev);
+ /* Disable prefetch */
+ byte = pci_conf1_read_config8(dev, 0x63);
+ byte |= 0x1;
+ pci_conf1_write_config8(dev, 0x63, byte);
+
+ /* LPC Device, BDF:0-20-3 */
+ printk(BIOS_INFO, "sb600_devices_por_init(): LPC Device, BDF:0-20-3\n");
+ pci_conf1_find_device(0x1002, 0x438D, &dev);
+ /* DMA enable */
+ pci_conf1_write_config8(dev, 0x40, 0x04);
+
+ /* IO Port Decode Enable */
+ pci_conf1_write_config8(dev, 0x44, 0xFF);
+ pci_conf1_write_config8(dev, 0x45, 0xFF);
+ pci_conf1_write_config8(dev, 0x46, 0xC3);
+ pci_conf1_write_config8(dev, 0x47, 0xFF);
+
+ /* IO/Mem Port Decode Enable, I don't know why CIM disable some ports.
+ * Disable LPC TimeOut counter, enable SuperIO Configuration Port (2e/2f),
+ * Alternate SuperIO Configuration Port (4e/4f), Wide Generic IO Port (64/65).
+ * Enable bits for LPC ROM memory address range 1&2 for 1M ROM setting.*/
+ byte = pci_conf1_read_config8(dev, 0x48);
+ byte |= (1 << 1) | (1 << 0); /* enable Super IO config port 2e-2h, 4e-4f */
+ byte |= (1 << 3) | (1 << 4); /* enable for LPC ROM address range1&2, Enable 512KB rom access at 0xFFF80000 - 0xFFFFFFFF */
+ byte |= 1 << 6; /* enable for RTC I/O range */
+ pci_conf1_write_config8(dev, 0x48, byte);
+ pci_conf1_write_config8(dev, 0x49, 0xFF);
+ /* Enable 0x480-0x4bf, 0x4700-0x470B */
+ byte = pci_conf1_read_config8(dev, 0x4A);
+ byte |= ((1 << 1) + (1 << 6)); /*0x42, save the configuraion for port 0x80. */
+ pci_conf1_write_config8(dev, 0x4A, byte);
+
+ /* Set LPC ROM size, it has been done in sb600_lpc_init().
+ * enable LPC ROM range, 0xfff8: 512KB, 0xfff0: 1MB;
+ * enable LPC ROM range, 0xfff8: 512KB, 0xfff0: 1MB
+ * pci_conf1_write_config16(dev, 0x68, 0x000e)
+ * pci_conf1_write_config16(dev, 0x6c, 0xfff0);*/
+
+ /* Enable Tpm12_en and Tpm_legacy. I don't know what is its usage and copied from CIM. */
+ pci_conf1_write_config8(dev, 0x7C, 0x05);
+
+ /* P2P Bridge, BDF:0-20-4, the configuration of the registers in this dev are copied from CIM,
+ * TODO: I don't know what are their mean? */
+ printk(BIOS_INFO, "sb600_devices_por_init(): P2P Bridge, BDF:0-20-4\n");
+ pci_conf1_find_device(0x1002, 0x4384, &dev);
+ /* I don't know why CIM tried to write into a read-only reg! */
+ /*pci_conf1_write_config8(dev, 0x0c, 0x20) */ ;
+
+ /* Arbiter enable. */
+ pci_conf1_write_config8(dev, 0x43, 0xff);
+
+ /* Set PCDMA request into hight priority list. */
+ /* pci_conf1_write_config8(dev, 0x49, 0x1) */ ;
+
+ pci_conf1_write_config8(dev, 0x40, 0x26);
+
+ /* I don't know why CIM set reg0x1c as 0x11.
+ * System will block at sdram_initialize() if I set it before call sdram_initialize().
+ * If it is necessary to set reg0x1c as 0x11, please call this function after sdram_initialize().
+ * pci_conf1_write_config8(dev, 0x1c, 0x11);
+ * pci_conf1_write_config8(dev, 0x1d, 0x11);*/
+
+ /*CIM set this register; but I didn't find its description in RPR.
+ On DBM690T platform, I didn't find different between set and skip this register.
+ But on Filbert platform, the DEBUG message from serial port on Peanut board can't be displayed
+ after the bit0 of this register is set.
+ pci_conf1_write_config8(dev, 0x04, 0x21);
+ */
+ pci_conf1_write_config8(dev, 0x0d, 0x40);
+ pci_conf1_write_config8(dev, 0x1b, 0x40);
+ /* Enable PCIB_DUAL_EN_UP will fix potential problem with PCI cards. */
+ pci_conf1_write_config8(dev, 0x50, 0x01);
+
+ /* SATA Device, BDF:0-18-0, Non-Raid-5 SATA controller */
+ printk(BIOS_INFO, "sb600_devices_por_init(): SATA Device, BDF:0-18-0\n");
+ pci_conf1_find_device(0x1002, 0x4380, &dev);
+
+ /*PHY Global Control, we are using A14.
+ * default: 0x2c40 for ASIC revision A12 and below
+ * 0x2c00 for ASIC revision A13 and above.*/
+ pci_conf1_write_config16(dev, 0x86, 0x2C00);
+
+ /* PHY Port0-3 Control */
+ pci_conf1_write_config32(dev, 0x88, 0xB400DA);
+ pci_conf1_write_config32(dev, 0x8c, 0xB400DA);
+ pci_conf1_write_config32(dev, 0x90, 0xB400DA);
+ pci_conf1_write_config32(dev, 0x94, 0xB400DA);
+
+ /* Port0-3 BIST Control/Status */
+ pci_conf1_write_config8(dev, 0xa5, 0xB8);
+ pci_conf1_write_config8(dev, 0xad, 0xB8);
+ pci_conf1_write_config8(dev, 0xb5, 0xB8);
+ pci_conf1_write_config8(dev, 0xbd, 0xB8);
+}
+
+/* sbPmioPorInitTable, Pre-initializing PMIO register space
+* The power management (PM) block is resident in the PCI/LPC/ISA bridge.
+* The PM regs are accessed via IO mapped regs 0xcd6 and 0xcd7.
+* The index address is first programmed into IO reg 0xcd6.
+* Read or write values are accessed through IO reg 0xcd7.
+*/
+static void sb600_pmio_por_init()
+{
+ u8 byte;
+
+ printk(BIOS_INFO, "sb600_pmio_por_init()\n");
+ /* K8KbRstEn, KB_RST# control for K8 system. */
+ byte = pmio_read(0x66);
+ byte |= 0x20;
+ pmio_write(0x66, byte);
+
+ /* RPR2.3.4 S3/S4/S5 Function for the K8 Platform. */
+ byte = pmio_read(0x52);
+ byte &= 0xc0;
+ byte |= 0x08;
+ pmio_write(0x52, byte);
+
+ /* C state enable and SLP enable in C states. */
+ byte = pmio_read(0x67);
+ byte |= 0x6;
+ pmio_write(0x67, byte);
+
+ /* CIM sets 0x0e, but bit2 is for P4 system. */
+ byte = pmio_read(0x68);
+ byte &= 0xf0;
+ byte |= 0x0c;
+ pmio_write(0x68, byte);
+
+ /* Watch Dog Timer Control
+ * Set watchdog time base to 0xfec000f0 to avoid SCSI card boot failure.
+ * But I don't find WDT is enabled in SMBUS 0x41 bit3 in CIM.
+ */
+ pmio_write(0x6c, 0xf0);
+ pmio_write(0x6d, 0x00);
+ pmio_write(0x6e, 0xc0);
+ pmio_write(0x6f, 0xfe);
+
+ /* rpr2.14: Enables HPET periodical mode */
+ byte = pmio_read(0x9a);
+ byte |= 1 << 7;
+ pmio_write(0x9a, byte);
+ byte = pmio_read(0x9f);
+ byte |= 1 << 5;
+ pmio_write(0x9f, byte);
+ byte = pmio_read(0x9e);
+ byte |= (1 << 6) | (1 << 7);
+ pmio_write(0x9e, byte);
+
+ /* rpr2.14: Hides SM bus controller Bar1 where stores HPET MMIO base address */
+ byte = pmio_read(0x55);
+ byte |= 1 << 7;
+ pmio_write(0x55, byte);
+
+ /* rpr2.14: Make HPET MMIO decoding controlled by the memory enable bit in command register of LPC ISA bridage */
+ byte = pmio_read(0x52);
+ byte |= 1 << 6;
+ pmio_write(0x52, byte);
+
+ /* rpr2.22: PLL Reset */
+ byte = pmio_read(0x86);
+ byte |= 1 << 7;
+ pmio_write(0x86, byte);
+
+ /* rpr2.3.3 */
+ /* This provides 16us delay before the assertion of LDTSTP# when C3 is entered.
+ * The delay will allow USB DMA to go on in a continuous manner
+ */
+ pmio_write(0x89, 0x10);
+ /* Set this bit to allow pop-up request being latched during the minimum LDTSTP# assertion time */
+ byte = pmio_read(0x52);
+ byte |= 1 << 7;
+ pmio_write(0x52, byte);
+
+ /* rpr2.15: ASF Remote Control Action */
+ byte = pmio_read(0x9f);
+ byte |= 1 << 6;
+ pmio_write(0x9f, byte);
+
+ /* rpr2.19: Enabling Spread Spectrum */
+ byte = pmio_read(0x42);
+ byte |= 1 << 7;
+ pmio_write(0x42, byte);
+}
+
+/*
+* Compliant with CIM_48's sbPciCfg.
+* Add any south bridge setting.
+*/
+static void sb600_pci_cfg()
+{
+ u32 dev;
+ u8 byte;
+
+ /* SMBus Device, BDF:0-20-0 */
+ pci_conf1_find_device(0x1002, 0x4385, &dev);
+ /* Eable the hidden revision ID, available after A13. */
+ byte = pci_conf1_read_config8(dev, 0x70);
+ byte |= (1 << 8);
+ pci_conf1_write_config8(dev, 0x70, byte);
+ /* rpr2.20 Disable Timer IRQ Enhancement for proper operation of the 8254 timer, 0xae[5]. */
+ byte = pci_conf1_read_config8(dev, 0xae);
+ byte |= (1 << 5);
+ pci_conf1_write_config8(dev, 0xae, byte);
+
+ /* Enable watchdog decode timer */
+ byte = pci_conf1_read_config8(dev, 0x41);
+ byte |= (1 << 3);
+ pci_conf1_write_config8(dev, 0x41, byte);
+
+ /* Set to 1 to reset USB on the software (such as IO-64 or IO-CF9 cycles)
+ * generated PCIRST#. */
+ byte = pmio_read(0x65);
+ byte |= (1 << 4);
+ pmio_write(0x65, byte);
+ /*For A13 and above. */
+ if (get_sb600_revision() > 0x12) {
+ /* rpr2.16 C-State Reset, PMIO 0x9f[7]. */
+ byte = pmio_read(0x9f);
+ byte |= (1 << 7);
+ pmio_write(0x9f, byte);
+ /* rpr2.17 PCI Clock Period will increase to 30.8ns. 0x53[7]. */
+ byte = pmio_read(0x53);
+ byte |= (1 << 7);
+ pmio_write(0x53, byte);
+ }
+
+ /* IDE Device, BDF:0-20-1 */
+ pci_conf1_find_device(0x1002, 0x438C, &dev);
+ /* Enable IDE Explicit prefetch, 0x63[0] clear */
+ byte = pci_conf1_read_config8(dev, 0x63);
+ byte &= 0xfe;
+ pci_conf1_write_config8(dev, 0x63, byte);
+
+ /* LPC Device, BDF:0-20-3 */
+ pci_conf1_find_device(0x1002, 0x438D, &dev);
+ /* rpr7.2 Enabling LPC DMA function. */
+ byte = pci_conf1_read_config8(dev, 0x40);
+ byte |= (1 << 2);
+ pci_conf1_write_config8(dev, 0x40, byte);
+ /* rpr7.3 Disabling LPC TimeOut. 0x48[7] clear. */
+ byte = pci_conf1_read_config8(dev, 0x48);
+ byte &= 0x7f;
+ pci_conf1_write_config8(dev, 0x48, byte);
+ /* rpr7.5 Disabling LPC MSI Capability, 0x78[1] clear. */
+ byte = pci_conf1_read_config8(dev, 0x78);
+ byte &= 0xfd;
+ pci_conf1_write_config8(dev, 0x78, byte);
+
+ /* SATA Device, BDF:0-18-0, Non-Raid-5 SATA controller */
+ pci_conf1_find_device(0x1002, 0x4380, &dev);
+ /* rpr6.8 Disabling SATA MSI Capability, for A13 and above, 0x42[7]. */
+ if (0x12 < get_sb600_revision()) {
+ u32 reg32;
+ reg32 = pci_conf1_read_config32(dev, 0x40);
+ reg32 |= (1 << 23);
+ pci_conf1_write_config32(dev, 0x40, reg32);
+ }
+
+ /* EHCI Device, BDF:0-19-5, ehci usb controller */
+ pci_conf1_find_device(0x1002, 0x4386, &dev);
+ /* rpr5.10 Disabling USB EHCI MSI Capability. 0x50[6]. */
+ byte = pci_conf1_read_config8(dev, 0x50);
+ byte |= (1 << 6);
+ pci_conf1_write_config8(dev, 0x50, byte);
+
+ /* OHCI0 Device, BDF:0-19-0, ohci usb controller #0 */
+ pci_conf1_find_device(0x1002, 0x4387, &dev);
+ /* rpr5.11 Disabling USB OHCI MSI Capability. 0x40[12:8]=0x1f. */
+ byte = pci_conf1_read_config8(dev, 0x41);
+ byte |= 0x1f;
+ pci_conf1_write_config8(dev, 0x41, byte);
+
+}
+
+/*
+* Compliant with CIM_48's ATSBPowerOnResetInitJSP
+*/
+static void sb600_por_init()
+{
+ /* sbDevicesPorInitTable + sbK8PorInitTable */
+ sb600_devices_por_init();
+
+ /* sbPmioPorInitTable + sbK8PmioPorInitTable */
+ sb600_pmio_por_init();
+}
+
+/*
+* Compliant with CIM_48's AtiSbBeforePciInit
+* It should be called during early POST after memory detection and BIOS shadowing but before PCI bus enumeration.
+*/
+static void sb600_before_pci_init()
+{
+ sb600_pci_cfg();
+}
+
+/*
+* This function should be called after enable_sb600_smbus().
+*/
+static void sb600_stage1(void)
+{
+ printk(BIOS_INFO, "sb600_early_setup()\n");
+ sb600_por_init();
+}
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci_ids.h>
+#include <statictree.h>
+#include <config.h>
+
+void hard_reset(void)
+{
+ set_bios_reset();
+ /* Try rebooting through port 0xcf9 */
+ /* Actually it is not a real hard_reset --- it only resets coherent link table, but
+ * does not reset link freq and width */
+ outb((0 << 3) | (0 << 2) | (1 << 1), 0xcf9);
+ outb((0 << 3) | (1 << 2) | (1 << 1), 0xcf9);
+}
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <types.h>
+#include <lib.h>
+#include <console.h>
+#include <device/pci.h>
+#include <msr.h>
+#include <legacy.h>
+#include <device/pci.h>
+#include <statictree.h>
+#include <config.h>
+#include <io.h>
+#include "sb600_smbus.h"
+
+void smbus_delay(void)
+{
+ inb(0x80);
+}
+
+int smbus_wait_until_ready(u32 smbus_io_base)
+{
+ unsigned long loops;
+ loops = SMBUS_TIMEOUT;
+ do {
+ u8 val;
+ val = inb(smbus_io_base + SMBHSTSTAT);
+ val &= 0x1f;
+ if (val == 0) { /* ready now */
+ return 0;
+ }
+ outb(val, smbus_io_base + SMBHSTSTAT);
+ } while (--loops);
+ return -2; /* time out */
+}
+
+int smbus_wait_until_done(u32 smbus_io_base)
+{
+ unsigned long loops;
+ loops = SMBUS_TIMEOUT;
+ do {
+ u8 val;
+
+ val = inb(smbus_io_base + SMBHSTSTAT);
+ val &= 0x1f; /* mask off reserved bits */
+ if (val & 0x1c) {
+ return -5; /* error */
+ }
+ if (val == 0x02) {
+ outb(val, smbus_io_base + SMBHSTSTAT); /* clear status */
+ return 0;
+ }
+ } while (--loops);
+ return -3; /* timeout */
+}
+
+int do_smbus_recv_byte(u32 smbus_io_base, u32 device)
+{
+ u8 byte;
+
+ if (smbus_wait_until_ready(smbus_io_base) < 0) {
+ return -2; /* not ready */
+ }
+
+ /* set the device I'm talking too */
+ outb(((device & 0x7f) << 1) | 1, smbus_io_base + SMBHSTADDR);
+
+ byte = inb(smbus_io_base + SMBHSTCTRL);
+ byte &= 0xe3; /* Clear [4:2] */
+ byte |= (1 << 2) | (1 << 6); /* Byte data read/write command, start the command */
+ outb(byte, smbus_io_base + SMBHSTCTRL);
+
+ /* poll for transaction completion */
+ if (smbus_wait_until_done(smbus_io_base) < 0) {
+ return -3; /* timeout or error */
+ }
+
+ /* read results of transaction */
+ byte = inb(smbus_io_base + SMBHSTCMD);
+
+ return byte;
+}
+
+int do_smbus_send_byte(u32 smbus_io_base, u32 device,
+ u8 val)
+{
+ u8 byte;
+
+ if (smbus_wait_until_ready(smbus_io_base) < 0) {
+ return -2; /* not ready */
+ }
+
+ /* set the command... */
+ outb(val, smbus_io_base + SMBHSTCMD);
+
+ /* set the device I'm talking too */
+ outb(((device & 0x7f) << 1) | 0, smbus_io_base + SMBHSTADDR);
+
+ byte = inb(smbus_io_base + SMBHSTCTRL);
+ byte &= 0xe3; /* Clear [4:2] */
+ byte |= (1 << 2) | (1 << 6); /* Byte data read/write command, start the command */
+ outb(byte, smbus_io_base + SMBHSTCTRL);
+
+ /* poll for transaction completion */
+ if (smbus_wait_until_done(smbus_io_base) < 0) {
+ return -3; /* timeout or error */
+ }
+
+ return 0;
+}
+
+int do_smbus_read_byte(u32 smbus_io_base, u32 device,
+ u32 address)
+{
+ u8 byte;
+
+ if (smbus_wait_until_ready(smbus_io_base) < 0) {
+ return -2; /* not ready */
+ }
+
+ /* set the command/address... */
+ outb(address & 0xff, smbus_io_base + SMBHSTCMD);
+
+ /* set the device I'm talking to */
+ outb(((device & 0x7f) << 1) | 1, smbus_io_base + SMBHSTADDR);
+
+ byte = inb(smbus_io_base + SMBHSTCTRL);
+ byte &= 0xe3; /* Clear [4:2] */
+ byte |= (1 << 3) | (1 << 6); /* Byte data read/write command, start the command */
+ outb(byte, smbus_io_base + SMBHSTCTRL);
+
+ /* poll for transaction completion */
+ if (smbus_wait_until_done(smbus_io_base) < 0) {
+ return -3; /* timeout or error */
+ }
+
+ /* read results of transaction */
+ byte = inb(smbus_io_base + SMBHSTDAT0);
+
+ return byte;
+}
+
+int do_smbus_write_byte(u32 smbus_io_base, u32 device,
+ u32 address, u8 val)
+{
+ u8 byte;
+
+ if (smbus_wait_until_ready(smbus_io_base) < 0) {
+ return -2; /* not ready */
+ }
+
+ /* set the command/address... */
+ outb(address & 0xff, smbus_io_base + SMBHSTCMD);
+
+ /* set the device I'm talking to */
+ outb(((device & 0x7f) << 1) | 0, smbus_io_base + SMBHSTADDR);
+
+ /* output value */
+ outb(val, smbus_io_base + SMBHSTDAT0);
+
+ byte = inb(smbus_io_base + SMBHSTCTRL);
+ byte &= 0xe3; /* Clear [4:2] */
+ byte |= (1 << 3) | (1 << 6); /* Byte data read/write command, start the command */
+ outb(byte, smbus_io_base + SMBHSTCTRL);
+
+ /* poll for transaction completion */
+ if (smbus_wait_until_done(smbus_io_base) < 0) {
+ return -3; /* timeout or error */
+ }
+
+ return 0;
+}
+
+void alink_ab_indx(unsigned int reg_space, unsigned int reg_addr,
+ unsigned int mask, unsigned int val)
+{
+ unsigned int tmp;
+ outl((reg_space & 0x3) << 30 | reg_addr, AB_INDX);
+ tmp = inl(AB_DATA);
+
+ tmp &= ~mask;
+ tmp |= val;
+
+ /* printk_debug("about write %x, index=%x", tmp, (reg_space&0x3)<<30 | reg_addr); */
+ outl((reg_space & 0x3) << 30 | reg_addr, AB_INDX); /* probably we dont have to do it again. */
+ outl(tmp, AB_DATA);
+}
+
+/* space = 0: AX_INDXC, AX_DATAC
+* space = 1: AX_INDXP, AX_DATAP
+ */
+void alink_ax_indx(unsigned int space /*c or p? */ , unsigned int axindc,
+ unsigned int mask, unsigned int val)
+{
+ unsigned int tmp;
+
+ /* read axindc to tmp */
+ outl(space << 30 | space << 3 | 0x30, AB_INDX);
+ outl(axindc, AB_DATA);
+ outl(space << 30 | space << 3 | 0x34, AB_INDX);
+ tmp = inl(AB_DATA);
+
+ tmp &= ~mask;
+ tmp |= val;
+
+ /* write tmp */
+ outl(space << 30 | space << 3 | 0x30, AB_INDX);
+ outl(axindc, AB_DATA);
+ outl(space << 30 | space << 3 | 0x34, AB_INDX);
+ outl(tmp, AB_DATA);
+}
+
+
+
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 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.
+ *
+ * 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 <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <device/pci_ops.h>
+#include <usbdebug_direct.h>
+#include <arch/io.h>
+#include "sb600.h"
+
+static struct pci_operations lops_pci = {
+ .set_subsystem = pci_dev_set_subsystem,
+};
+
+static void usb_init(struct device *dev)
+{
+ u8 byte;
+ u16 word;
+ u32 dword;
+
+ /* Enable OHCI0-4 and EHCI Controllers */
+ struct device * sm_dev;
+ sm_dev = dev_find_slot(0, PCI_DEVFN(0x14, 0));
+ byte = pci_read_config8(sm_dev, 0x68);
+ byte |= 0x3F;
+ pci_write_config8(sm_dev, 0x68, byte);
+
+ /* RPR 5.2 Enables the USB PME Event,Enable USB resume support */
+ byte = pm_ioread(0x61);
+ byte |= 1 << 6;
+ pm_iowrite(0x61, byte);
+ byte = pm_ioread(0x65);
+ byte |= 1 << 2;
+ pm_iowrite(0x65, byte);
+
+ /* RPR 5.3 Support USB device wakeup from the S4/S5 state */
+ byte = pm_ioread(0x65);
+ byte &= ~(1 << 0);
+ pm_iowrite(0x65, byte);
+
+ /* RPR 5.6 Enable the USB controller to get reset by any software that generate a PCIRst# condition */
+ byte = pm_ioread(0x65);
+ byte |= (1 << 4);
+ pm_iowrite(0x65, byte);
+
+ /* RPR 5.11 Disable OHCI MSI Capability */
+ word = pci_read_config16(dev, 0x40);
+ word |= (0x1F << 8);
+ pci_write_config16(dev, 0x40, word);
+
+ /* RPR 5.8 Disable the OHCI Dynamic Power Saving feature */
+ dword = pci_read_config32(dev, 0x50);
+ dword &= ~(1 << 16);
+ pci_write_config32(dev, 0x50, dword);
+
+ /* RPR 5.12 Enable prevention of OHCI accessing the invalid system memory address range */
+ word = pci_read_config16(dev, 0x50);
+ word |= 1 << 15;
+ pci_write_config16(dev, 0x50, word);
+
+ /* RPR 5.15 Disable SMI handshake in between USB and ACPI for USB legacy support. */
+ /* The BIOS should always set this bit to prevent the malfunction on USB legacy keyboard/mouse support */
+ word = pci_read_config16(dev, 0x50);
+ word |= 1 << 12;
+ pci_write_config16(dev, 0x50, word);
+}
+
+static void usb_init2(struct device *dev)
+{
+ u8 byte;
+ u16 word;
+ u32 dword;
+ u8 *usb2_bar0;
+ /* dword = pci_read_config32(dev, 0xf8); */
+ /* dword |= 40; */
+ /* pci_write_config32(dev, 0xf8, dword); */
+
+ usb2_bar0 = (u8 *) (pci_read_config32(dev, 0x10) & ~0xFF);
+ printk_info("usb2_bar0=%x\n", usb2_bar0);
+
+ /* RPR5.4 Enables the USB PHY auto calibration resister to match 45ohm resistence */
+ dword = 0x00020F00;
+ writel(dword, usb2_bar0 + 0xC0);
+
+ /* RPR5.5 Sets In/OUT FIFO threshold for best performance */
+ dword = 0x00200040;
+ writel(dword, usb2_bar0 + 0xA4);
+
+ /* RPR5.9 Disable the EHCI Dynamic Power Saving feature */
+ word = readl(usb2_bar0 + 0xBC);
+ word &= ~(1 << 12);
+ writew(word, usb2_bar0 + 0xBC);
+
+ /* RPR5.10 Disable EHCI MSI support */
+ byte = pci_read_config8(dev, 0x50);
+ byte |= (1 << 6);
+ pci_write_config8(dev, 0x50, byte);
+
+ /* RPR5.13 Disable C3 time enhancement feature */
+ dword = pci_read_config32(dev, 0x50);
+ dword &= ~(1 << 28);
+ pci_write_config32(dev, 0x50, dword);
+
+ /* RPR5.14 Disable USB PHY PLL Reset signal to come from ACPI */
+ byte = pci_read_config8(dev, 0x54);
+ byte &= ~(1 << 0);
+ pci_write_config8(dev, 0x54, byte);
+}
+
+static void usb_set_resources(struct device *dev)
+{
+#ifdef CONFIG_USBDEBUG_DIRECT
+ struct resource *res;
+ u32 base;
+ u32 old_debug;
+
+ old_debug = get_ehci_debug();
+ set_ehci_debug(0);
+#endif
+ pci_dev_set_resources(dev);
+
+#ifdef CONFIG_USBDEBUG_DIRECT
+ res = find_resource(dev, 0x10);
+ set_ehci_debug(old_debug);
+ if (!res)
+ return;
+ base = res->base;
+ set_ehci_base(base);
+ report_resource_stored(dev, res, "");
+#endif
+
+}
+
+/* note that below there are a lot of usb drivers. But we don't support linker sets
+ * What we need to do is has a phase 2 function that puts the many usb devices into the device tree.
+ * That's one of the purposes of phase 2. We will write this later.
+ *
+ */
+#warning need USB phase 2 function to populate device tree
+struct device_operations sb600_usb = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_USB_0}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = scan_static_bus,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = usb_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = usb_init,
+ .ops_pci = &lops_pci
+};
+
+#if 0
+static struct pci_driver usb_1_driver __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_USB_1,
+};
+static struct pci_driver usb_2_driver __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_USB_2,
+};
+static struct pci_driver usb_3_driver __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_USB_3,
+};
+static struct pci_driver usb_4_driver __pci_driver = {
+ .ops = &usb_ops,
+ .vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_USB_4,
+};
+#endif
+
+struct device_operations sb600_usb2 = {
+ .id = {.type = DEVICE_ID_PCI,
+ {.pci = {.vendor = PCI_VENDOR_ID_ATI,
+ .device = PCI_DEVICE_ID_ATI_SB600_USB2}}},
+ .constructor = default_device_constructor,
+ .phase3_scan = scan_static_bus,
+ .phase4_read_resources = pci_dev_read_resources,
+ .phase4_set_resources = usb_set_resources,
+ .phase5_enable_resources = pci_dev_enable_resources,
+ .phase6_init = usb_init,
+ .ops_pci = &lops_pci
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_usb";
+};
--- /dev/null
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008 Ronald G. Minnich <rminnich@gmail.com>
+ *
+ * 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
+ */
+
+{
+ device_operations = "sb600_usb2";
+};
projects / coreboot.git / commitdiff