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-rw-r--r--src/cpu/amd/agesa/family15/fixme.c281
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diff --git a/src/cpu/amd/agesa/family15/fixme.c b/src/cpu/amd/agesa/family15/fixme.c
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+++ b/src/cpu/amd/agesa/family15/fixme.c
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+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2011 - 2012 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 <cpu/x86/mtrr.h>
+#include <northbridge/amd/agesa/agesawrapper.h>
+#include "amdlib.h"
+
+#if !IS_ENABLED(CONFIG_BOARD_AMD_DINAR)
+void amd_initcpuio(void)
+{
+ UINT32 PciData;
+ PCI_ADDR PciAddress;
+ AMD_CONFIG_PARAMS StdHeader;
+ UINT32 nodes;
+ UINT32 node;
+ UINT32 sblink;
+ UINT32 i;
+ UINT32 TOM;
+
+ /* get the number of coherent nodes in the system */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB, FUNC_0, 0x60);
+ LibAmdPciRead(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ nodes = ((PciData >> 4) & 7) + 1; //NodeCnt[2:0]
+
+ /* Find out the Link ID of Node0 that connects to the
+ * Southbridge (system IO hub). e.g. family10 MCM Processor,
+ * sbLink is Processor0 Link2, internal Node0 Link3
+ */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB, FUNC_0, 0x64);
+ LibAmdPciRead(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ sblink = (PciData >> 8) & 3; //assume ganged
+
+ /* Enable MMIO on AMD CPU Address Map Controller for all nodes */
+ for (node = 0; node < nodes; node++) {
+ /* clear all MMIO Mapped Base/Limit Registers */
+ for (i = 0; i < 8; i++) {
+ PciData = 0x00000000;
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x80 + i*8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x84 + i*8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ }
+
+ /* clear all IO Space Base/Limit Registers */
+ for (i = 0; i < 4; i++) {
+ PciData = 0x00000000;
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC4 + i*8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC0 + i*8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ }
+
+ /* Set VGA Ram MMIO 0000A0000-0000BFFFF to Node0 sbLink */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x84);
+ PciData = 0x00000B00;
+ PciData |= sblink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x80);
+ PciData = 0x00000A03;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set TOM1-FFFFFFFF to Node0 sbLink. */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x8C);
+ PciData = 0x00FFFF00;
+ PciData |= sblink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ TOM = (UINT32)MsrRead(TOP_MEM);
+ PciData = (TOM >> 8) | 0x03;
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x88);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set MMCONF space to Node0 sbLink with NP set.
+ * default E0000000-EFFFFFFF
+ * Just have all mmio set to non-posted,
+ * coreboot not implemente the range by range setting yet.
+ */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xBC);
+ PciData = CONFIG_MMCONF_BASE_ADDRESS + (CONFIG_MMCONF_BUS_NUMBER * 0x100000) - 1;//1MB each bus
+ PciData = (PciData >> 8) & 0xFFFFFF00;
+ PciData |= 0x80; //NP
+ PciData |= sblink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xB8);
+ PciData = (CONFIG_MMCONF_BASE_ADDRESS >> 8) | 0x03;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+
+ /* Set PCIO: 0x0 - 0xFFF000 to Node0 sbLink and enabled VGA IO*/
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC4);
+ PciData = 0x00FFF000;
+ PciData |= sblink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC0);
+ PciData = 0x00000033;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ }
+}
+#else
+
+#define MMIO_NP_BIT BIT7
+
+void amd_initcpuio(void)
+{
+ UINT64 MsrReg;
+ UINT32 PciData;
+ PCI_ADDR PciAddress;
+ AMD_CONFIG_PARAMS StdHeader;
+ UINT32 TopMem;
+ UINT32 nodes;
+ UINT32 node;
+ UINT32 SbLink;
+ UINT32 i;
+
+ /* get the number of coherent nodes in the system */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0x18, 0, 0x60);
+ LibAmdPciRead(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ nodes = ((PciData >> 4) & 7) + 1; //nodes[6:4]
+ /* Find out the Link ID of Node0 that connects to the
+ * Southbridge (system IO hub). e.g. family10 MCM Processor,
+ * SbLink is Processor0 Link2, internal Node0 Link3
+ */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0x18, 0, 0x64);
+ LibAmdPciRead(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ SbLink = (PciData >> 8) & 3; //assume ganged
+ /* Enable MMIO on AMD CPU Address Map Controller for all nodes */
+ for (node = 0; node < nodes; node++) {
+ /* clear all MMIO Mapped Base/Limit Registers */
+ for (i = 0; i < 8; i++) {
+ PciData = 0x00000000;
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x80 + i * 8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x84 + i * 8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ }
+ /* clear all IO Space Base/Limit Registers */
+ for (i = 0; i < 4; i++) {
+ PciData = 0x00000000;
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC0 + i * 8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC4 + i * 8);
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ }
+
+ /* Enable MMIO on AMD CPU Address Map Controller */
+
+ /* Set VGA Ram MMIO 0000A0000-0000BFFFF to Node0 sbLink */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x80);
+ PciData = (0xA0000 >> 8) | 3;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x84);
+ PciData = 0xB0000 >> 8;
+ PciData &= (~0xFF);
+ PciData |= SbLink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set UMA MMIO. */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x88);
+ LibAmdMsrRead(0xC001001A, &MsrReg, &StdHeader);
+ TopMem = (UINT32) MsrReg;
+ MsrReg = (MsrReg >> 8) | 3;
+ PciData = (UINT32) MsrReg;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x8c);
+ if (TopMem <= CONFIG_MMCONF_BASE_ADDRESS) {
+ PciData = (CONFIG_MMCONF_BASE_ADDRESS - 1) >> 8;
+ } else {
+ PciData = (0x100000000ull - 1) >> 8;
+ }
+ PciData &= (~0xFF);
+ PciData |= SbLink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set PCIE MMIO. */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x90);
+ PciData = (CONFIG_MMCONF_BASE_ADDRESS >> 8) | 3;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x94);
+ PciData = ((CONFIG_MMCONF_BASE_ADDRESS + CONFIG_MMCONF_BUS_NUMBER * 4096 * 256 - 1) >> 8) & (~0xFF);
+ PciData &= (~0xFF);
+ PciData |= MMIO_NP_BIT;
+ PciData |= SbLink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set XAPIC MMIO. 24K */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x98);
+ PciData = (0xFEC00000 >> 8) | 3;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0x9c);
+ PciData = ((0xFEC00000 + 6 * 4096 - 1) >> 8);
+ PciData &= (~0xFF);
+ PciData |= MMIO_NP_BIT;
+ PciData |= SbLink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set Local APIC MMIO. 4K*4= 16K, Llano CPU are 4 cores */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xA0);
+ PciData = (0xFEE00000 >> 8) | 3;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xA8);
+ PciData = (0xFEE00000 + 4 * 4096 - 1) >> 8;
+ PciData &= (~0xFF);
+ PciData |= MMIO_NP_BIT;
+ PciData |= SbLink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Set PCIO: 0x0 - 0xFFF000 and enabled VGA IO */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC0);
+ PciData = 0x13;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, CONFIG_CDB + node, FUNC_1, 0xC4);
+ PciData = 0x00FFF000;
+ PciData &= (~0x7F);
+ PciData |= SbLink << 4;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+ }
+}
+#endif
+
+void amd_initmmio(void)
+{
+ UINT64 MsrReg;
+ AMD_CONFIG_PARAMS StdHeader;
+
+ /*
+ * Set the MMIO Configuration Base Address and Bus Range onto
+ * MMIO configuration base Address MSR register.
+ */
+ MsrReg = CONFIG_MMCONF_BASE_ADDRESS | (LibAmdBitScanReverse(CONFIG_MMCONF_BUS_NUMBER) << 2) | 1;
+ LibAmdMsrWrite(0xC0010058, &MsrReg, &StdHeader);
+
+ /*
+ * Set the NB_CFG MSR register. Enable CF8 extended configuration cycles.
+ */
+ LibAmdMsrRead(0xC001001F, &MsrReg, &StdHeader);
+ MsrReg = MsrReg | (1ULL << 46);
+ LibAmdMsrWrite(0xC001001F, &MsrReg, &StdHeader);
+
+#if IS_ENABLED(CONFIG_BOARD_AMD_DINAR)
+ UINT32 PciData;
+ PCI_ADDR PciAddress;
+
+ /* Set PCIE MMIO. */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0x18, 1, 0x94);
+ /* FIXME: LSB bits are not cleared for PciData. */
+ PciData = ((CONFIG_MMCONF_BASE_ADDRESS + CONFIG_MMCONF_BUS_NUMBER * 4096 * 256 - 1) >> 8) | MMIO_NP_BIT;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0x18, 1, 0x90);
+ PciData = (CONFIG_MMCONF_BASE_ADDRESS >> 8) | 3;
+ LibAmdPciWrite(AccessWidth32, PciAddress, &PciData, &StdHeader);
+
+ /* Enable memory access */
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0, 0, 0x04);
+ LibAmdPciRead(AccessWidth8, PciAddress, &PciData, &StdHeader);
+ PciData |= BIT1;
+ PciAddress.AddressValue = MAKE_SBDFO(0, 0, 0, 0, 0x04);
+ LibAmdPciWrite(AccessWidth8, PciAddress, &PciData, &StdHeader);
+#endif
+
+ /* Set ROM cache onto WP to decrease post time */
+ MsrReg = (0x0100000000 - CACHE_ROM_SIZE) | 5;
+ LibAmdMsrWrite (0x20C, &MsrReg, &StdHeader);
+ MsrReg = ((1ULL << CONFIG_CPU_ADDR_BITS) - CACHE_ROM_SIZE) | 0x800ull;
+ LibAmdMsrWrite(0x20D, &MsrReg, &StdHeader);
+}
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