2 * This file is part of the coreboot project.
4 * Copyright (C) 2011 Advanced Micro Devices, Inc.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; version 2 of the License.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 #include <device/pci_ids.h>
24 #include <arch/io.h> /* inl, outl */
25 #include <arch/romcc_io.h> /* device_t */
26 #include "SbPlatform.h"
28 #include "cfg.h" /*sb900_cimx_config*/
29 #include <console/console.h>
30 #include <console/loglevel.h>
35 * @brief Get SouthBridge device number
36 * @param[in] bus target bus number
37 * @return southbridge device number
43 printk(BIOS_INFO, "SB900 - Early.c - get_sbdn - Start.\n");
44 //dev = PCI_DEV(bus, 0x14, 0);
45 dev = pci_locate_device_on_bus(
46 PCI_ID(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_ATI_SB900_SM),
49 printk(BIOS_INFO, "SB900 - Early.c - get_sbdn - End.\n");
50 return (dev >> 15) & 0x1f;
55 * @brief South Bridge CIMx romstage entry,
56 * wrapper of sbPowerOnInit entry point.
58 void sb_poweron_init(void)
60 AMDSBCFG sb_early_cfg;
63 printk(BIOS_INFO, "SB900 - Early.c - sb_poweron_init - Start.\n");
65 //Enable/Disable PCI Bridge Device 14 Function 4.
69 if(!CONFIG_PCIB_ENABLE) {
74 SbPowerOnInit_Config(&sb_early_cfg);
75 //sb_early_cfg.StdHeader.Func = SB_POWERON_INIT;
76 //AmdSbDispatcher(&sb_early_cfg);
78 //AMD_IMAGE_HEADER was missing, when using AmdSbDispatcher,
79 // VerifyImage() will fail, LocateImage() take minitues to find the image.
80 sbPowerOnInit(&sb_early_cfg);
81 printk(BIOS_INFO, "SB900 - Early.c - sb_poweron_init - End.\n");
85 * @brief South Bridge CIMx romstage entry,
86 * wrapper of sbPowerOnInit entry point.
88 void sb_before_pci_init(void)
90 AMDSBCFG sb_early_cfg;
92 printk(BIOS_INFO, "SB900 - Early.c - sb_before_pci_init - Start.\n");
93 sb900_cimx_config(&sb_early_cfg);
94 //sb_early_cfg.StdHeader.Func = SB_POWERON_INIT;
95 //AmdSbDispatcher(&sb_early_cfg);
97 //AMD_IMAGE_HEADER was missing, when using AmdSbDispatcher,
98 // VerifyImage() will fail, LocateImage() take minitues to find the image.
99 sbBeforePciInit(&sb_early_cfg);
100 printk(BIOS_INFO, "SB900 - Early.c - sb_before_pci_init - End.\n");
103 void sb_After_Pci_Init(void)
105 AMDSBCFG sb_early_cfg;
107 printk(BIOS_INFO, "SB900 - Early.c - sb_After_Pci_Init - Start.\n");
108 sb900_cimx_config(&sb_early_cfg);
109 //sb_early_cfg.StdHeader.Func = SB_POWERON_INIT;
110 //AmdSbDispatcher(&sb_early_cfg);
112 //AMD_IMAGE_HEADER was missing, when using AmdSbDispatcher,
113 // VerifyImage() will fail, LocateImage() take minitues to find the image.
114 sbAfterPciInit(&sb_early_cfg);
115 printk(BIOS_INFO, "SB900 - Early.c - sb_After_Pci_Init - End.\n");
118 void sb_Mid_Post_Init(void)
120 AMDSBCFG sb_early_cfg;
122 printk(BIOS_INFO, "SB900 - Early.c - sb_Mid_Post_Init - Start.\n");
123 sb900_cimx_config(&sb_early_cfg);
124 //sb_early_cfg.StdHeader.Func = SB_POWERON_INIT;
125 //AmdSbDispatcher(&sb_early_cfg);
127 //AMD_IMAGE_HEADER was missing, when using AmdSbDispatcher,
128 // VerifyImage() will fail, LocateImage() take minitues to find the image.
129 sbMidPostInit(&sb_early_cfg);
130 printk(BIOS_INFO, "SB900 - Early.c - sb_Mid_Post_Init - End.\n");
133 void sb_Late_Post(void)
135 AMDSBCFG sb_early_cfg;
138 printk(BIOS_INFO, "SB900 - Early.c - sb_Late_Post - Start.\n");
139 sb900_cimx_config(&sb_early_cfg);
140 //sb_early_cfg.StdHeader.Func = SB_POWERON_INIT;
141 //AmdSbDispatcher(&sb_early_cfg);
143 //AMD_IMAGE_HEADER was missing, when using AmdSbDispatcher,
144 // VerifyImage() will fail, LocateImage() take minitues to find the image.
145 sbLatePost(&sb_early_cfg);
147 //Set ACPI SCI IRQ to 0x9.
148 data = CONFIG_ACPI_SCI_IRQ;
156 data |= (1 << (CONFIG_ACPI_SCI_IRQ - 8));
160 data |= (1 << (CONFIG_ACPI_SCI_IRQ));
164 printk(BIOS_INFO, "SB900 - Early.c - sb_Late_Post - End.\n");