diff options
Diffstat (limited to 'src/southbridge/amd/cimx_wrapper/sb800/late.c')
| -rw-r--r-- | src/southbridge/amd/cimx_wrapper/sb800/late.c | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/src/southbridge/amd/cimx_wrapper/sb800/late.c b/src/southbridge/amd/cimx_wrapper/sb800/late.c new file mode 100644 index 000000000..e2c36b0be --- /dev/null +++ b/src/southbridge/amd/cimx_wrapper/sb800/late.c @@ -0,0 +1,436 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2011 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 <device/device.h> /* device_t */ +#include <device/pci.h> /* device_operations */ +#include <device/pci_ids.h> +#include <device/smbus.h> /* smbus_bus_operations */ +#include <console/console.h> /* printk */ +#include "lpc.h" /* lpc_read_resources */ +#include "SBPLATFORM.h" /* Platfrom Specific Definitions */ +#include "cfg.h" /* sb800 Cimx configuration */ +#include "chip.h" /* struct southbridge_amd_cimx_wrapper_sb800_config */ + + +/*implement in mainboard.c*/ +//void set_pcie_assert(void); +//void set_pcie_deassert(void); +void set_pcie_reset(void); +void set_pcie_dereset(void); + + +#ifndef _RAMSTAGE_ +#define _RAMSTAGE_ +#endif +static AMDSBCFG sb_late_cfg; //global, init in sb800_cimx_config +static AMDSBCFG *sb_config = &sb_late_cfg; + + +/** + * @brief Entry point of Southbridge CIMx callout + * + * prototype UINT32 (*SBCIM_HOOK_ENTRY)(UINT32 Param1, UINT32 Param2, void* pConfig) + * + * @param[in] func Southbridge CIMx Function ID. + * @param[in] data Southbridge Input Data. + * @param[in] sb_config Southbridge configuration structure pointer. + * + */ +u32 sb800_callout_entry(u32 func, u32 data, void* config) +{ + u32 ret = 0; + + switch (func) { + case CB_SBGPP_RESET_ASSERT: + //set_pcie_assert(); + set_pcie_reset(); + break; + + case CB_SBGPP_RESET_DEASSERT: + //set_pcie_deassert(); + set_pcie_dereset(); + break; + + case IMC_FIRMWARE_FAIL: + break; + + default: + break; + } + + return ret; +} + + +static struct pci_operations lops_pci = { + .set_subsystem = 0, +}; + +static void lpc_enable_resources(device_t dev) +{ + + pci_dev_enable_resources(dev); + //lpc_enable_childrens_resources(dev); +} + +static void lpc_init(device_t dev) +{ + /* SB Configure HPET base and enable bit */ + hpetInit(sb_config, &(sb_config->BuildParameters)); +} + +static struct device_operations lpc_ops = { + .read_resources = lpc_read_resources, + .set_resources = lpc_set_resources, + .enable_resources = lpc_enable_resources, + .init = lpc_init, + .scan_bus = scan_static_bus, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver lpc_driver __pci_driver = { + .ops = &lpc_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_LPC, +}; + + +static void sata_enable_resources(struct device *dev) +{ + sataInitAfterPciEnum(sb_config); + pci_dev_enable_resources(dev); +} + +static void sata_init(struct device *dev) +{ + sb_config->StdHeader.Func = SB_MID_POST_INIT; + AmdSbDispatcher(sb_config); //sataInitMidPost only + commonInitLateBoot(sb_config); + sataInitLatePost(sb_config); +} + +static struct device_operations sata_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = sata_enable_resources, //pci_dev_enable_resources, + .init = sata_init, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver sata_driver __pci_driver = { + .ops = &sata_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_SATA, //SATA IDE Mode 4390 +}; + + +#if CONFIG_USBDEBUG +static void usb_set_resources(struct device *dev) +{ + struct resource *res; + u32 base; + u32 old_debug; + + old_debug = get_ehci_debug(); + set_ehci_debug(0); + + pci_dev_set_resources(dev); + + 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 + +static void usb_init(struct device *dev) +{ + usbInitAfterPciInit(sb_config); + commonInitLateBoot(sb_config); +} + +static struct device_operations usb_ops = { + .read_resources = pci_dev_read_resources, +#if CONFIG_USBDEBUG + .set_resources = usb_set_resources, +#else + .set_resources = pci_dev_set_resources, +#endif + .enable_resources = pci_dev_enable_resources, + .init = usb_init, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +/* + * The pci id of usb ctrl 0 and 1 are the same. + */ +static const struct pci_driver usb_ohci123_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_USB_18_0, /* OHCI-USB1, OHCI-USB2, OHCI-USB3 */ +}; + +static const struct pci_driver usb_ehci123_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_USB_18_2, /* EHCI-USB1, EHCI-USB2, EHCI-USB3 */ +}; + +static const struct pci_driver usb_ohci4_driver __pci_driver = { + .ops = &usb_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_USB_20_5, /* OHCI-USB4 */ +}; + + +static void azalia_init(struct device *dev) +{ + azaliaInitAfterPciEnum(sb_config); //Detect and configure High Definition Audio +} + +static struct device_operations azalia_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = azalia_init, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver azalia_driver __pci_driver = { + .ops = &azalia_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_HDA, +}; + + +static void gec_init(struct device *dev) +{ + gecInitAfterPciEnum(sb_config); + gecInitLatePost(sb_config); + printk(BIOS_DEBUG, "gec hda enabled\n"); +} + +static struct device_operations gec_ops = { + .read_resources = pci_dev_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_dev_enable_resources, + .init = gec_init, + .scan_bus = 0, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver gec_driver __pci_driver = { + .ops = &gec_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_GEC, +}; + + +static void pcie_init(device_t dev) +{ + sbPcieGppLateInit(sb_config); +} + +static struct device_operations pci_ops = { + .read_resources = pci_bus_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_bus_enable_resources, + .init = pcie_init, + .scan_bus = pci_scan_bridge, + .reset_bus = pci_bus_reset, + .ops_pci = &lops_pci, +}; + +static const struct pci_driver pci_driver __pci_driver = { + .ops = &pci_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_PCI, +}; + + +struct device_operations bridge_ops = { + .read_resources = pci_bus_read_resources, + .set_resources = pci_dev_set_resources, + .enable_resources = pci_bus_enable_resources, + .init = pcie_init, + .scan_bus = pci_scan_bridge, + .enable = 0, + .reset_bus = pci_bus_reset, + .ops_pci = &lops_pci, +}; + +/* 0:15:0 PCIe PortA */ +static const struct pci_driver PORTA_driver __pci_driver = { + .ops = &bridge_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_PCIEA, +}; + +/* 0:15:1 PCIe PortB */ +static const struct pci_driver PORTB_driver __pci_driver = { + .ops = &bridge_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_PCIEB, +}; + +/* 0:15:2 PCIe PortC */ +static const struct pci_driver PORTC_driver __pci_driver = { + .ops = &bridge_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_PCIEC, +}; + +/* 0:15:3 PCIe PortD */ +static const struct pci_driver PORTD_driver __pci_driver = { + .ops = &bridge_ops, + .vendor = PCI_VENDOR_ID_ATI, + .device = PCI_DEVICE_ID_ATI_SB800_PCIED, +}; + + +/** + * @brief SB Cimx entry point sbBeforePciInit wrapper + */ +static void sb800_enable(device_t dev) +{ + u8 gpp_port = 0; + struct southbridge_amd_cimx_wrapper_sb800_config *sb_chip = + (struct southbridge_amd_cimx_wrapper_sb800_config *)(dev->chip_info); + + sb800_cimx_config(sb_config); + printk(BIOS_DEBUG, "sb800_enable() "); + + /* Config SouthBridge SMBUS/ACPI/IDE/LPC/PCIB.*/ + commonInitEarlyBoot(sb_config); + commonInitEarlyPost(sb_config); + + switch (dev->path.pci.devfn) { + case (0x11 << 3) | 0: /* 0:11.0 SATA */ + if (dev->enabled) { + sb_config->SATAMODE.SataMode.SataController = ENABLED; + if (1 == sb_chip->boot_switch_sata_ide) + sb_config->SATAMODE.SataMode.SataIdeCombMdPriSecOpt = 0; //0 -IDE as primary. + else if (0 == sb_chip->boot_switch_sata_ide) + sb_config->SATAMODE.SataMode.SataIdeCombMdPriSecOpt = 1; //1 -IDE as secondary. + } else { + sb_config->SATAMODE.SataMode.SataController = DISABLED; + } + + sataInitBeforePciEnum(sb_config); // Init SATA class code and PHY + break; + + case (0x12 << 3) | 0: /* 0:12:0 OHCI-USB1 */ + case (0x12 << 3) | 2: /* 0:12:2 EHCI-USB1 */ + case (0x13 << 3) | 0: /* 0:13:0 OHCI-USB2 */ + case (0x13 << 3) | 2: /* 0:13:2 EHCI-USB2 */ + case (0x14 << 3) | 5: /* 0:14:5 OHCI-USB4 */ + case (0x16 << 3) | 0: /* 0:16:0 OHCI-USB3 */ + case (0x16 << 3) | 2: /* 0:16:2 EHCI-USB3 */ + usbInitBeforePciEnum(sb_config); // USB POST TIME Only + break; + + case (0x14 << 3) | 0: /* 0:14:0 SMBUS */ + break; + + case (0x14 << 3) | 1: /* 0:14:1 IDE */ + if (dev->enabled) { + sb_config->SATAMODE.SataMode.SataIdeCombinedMode = ENABLED; + } else { + sb_config->SATAMODE.SataMode.SataIdeCombinedMode = DISABLED; + } + sataInitBeforePciEnum(sb_config); // Init SATA class code and PHY + break; + + case (0x14 << 3) | 2: /* 0:14:2 HDA */ + if (dev->enabled) { + if (AZALIA_DISABLE == sb_config->AzaliaController) { + sb_config->AzaliaController = AZALIA_AUTO; + } + printk(BIOS_DEBUG, "hda enabled\n"); + } else { + sb_config->AzaliaController = AZALIA_DISABLE; + printk(BIOS_DEBUG, "hda disabled\n"); + } + azaliaInitBeforePciEnum(sb_config); // Detect and configure High Definition Audio + break; + + + case (0x14 << 3) | 3: /* 0:14:3 LPC */ + break; + + case (0x14 << 3) | 4: /* 0:14:4 PCI */ + break; + + case (0x14 << 3) | 6: /* 0:14:6 GEC */ + if (dev->enabled) { + sb_config->GecConfig = 0; + printk(BIOS_DEBUG, "gec enabled\n"); + } else { + sb_config->GecConfig = 1; + printk(BIOS_DEBUG, "gec disabled\n"); + } + gecInitBeforePciEnum(sb_config); // Init GEC + break; + + case (0x15 << 3) | 0: /* 0:15:0 PCIe PortA */ + case (0x15 << 3) | 1: /* 0:15:1 PCIe PortB */ + case (0x15 << 3) | 2: /* 0:15:2 PCIe PortC */ + case (0x15 << 3) | 3: /* 0:15:3 PCIe PortD */ + gpp_port = (dev->path.pci.devfn) & 0x03; + if (dev->enabled) { + sb_config->PORTCONFIG[gpp_port].PortCfg.PortPresent = ENABLED; + } else { + sb_config->PORTCONFIG[gpp_port].PortCfg.PortPresent = DISABLED; + } + + /* + * GPP_CFGMODE_X4000: PortA Lanes[3:0] + * GPP_CFGMODE_X2200: PortA Lanes[1:0], PortB Lanes[3:2] + * GPP_CFGMODE_X2110: PortA Lanes[1:0], PortB Lane2, PortC Lane3 + * GPP_CFGMODE_X1111: PortA Lanes0, PortB Lane1, PortC Lane2, PortD Lane3 + */ + if (sb_config->GppLinkConfig != sb_chip->gpp_configuration) { + sb_config->GppLinkConfig = sb_chip->gpp_configuration; + } + + sbPcieGppEarlyInit(sb_config); + break; + + default: + break; + } + + /* Special setting ABCFG registers before PCI emulation. */ + abSpecialSetBeforePciEnum(sb_config); + usbDesertPll(sb_config); + //sb_config->StdHeader.Func = SB_BEFORE_PCI_INIT; + //AmdSbDispatcher(sb_config); +} + +struct chip_operations southbridge_amd_cimx_wrapper_sb800_ops = { + CHIP_NAME("ATI SB800") + .enable_dev = sb800_enable, +}; |