Signed-off-by: Rudolf Marek <r.marek@assembler.cz>

Acked-by: Stefan Reinauer <stepan@coresystems.de>

Add Asrock 939a785gmh motherboard. The ACPI needs more cleanup, could be done when cleaning
the Mahagony board. The SidePort mode does not work because AMD hardcoded memory type in rs780_gfx.c
The UMA is enabled instead. The board boots, network and int VGA works, IDE too. 



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5357 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 274 insertions, 0 deletions

diff --git a/src/mainboard/asrock/939a785gmh/acpi_tables.c b/src/mainboard/asrock/939a785gmh/acpi_tables.c
new file mode 100644
index 0000000000..08b15ea046
--- /dev/null
+++ b/src/mainboard/asrock/939a785gmh/acpi_tables.c
@@ -0,0 +1,274 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2010 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 <string.h>
+#include <arch/acpi.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+#include <cpu/x86/msr.h>
+#include <cpu/amd/mtrr.h>
+#include <cpu/amd/amdk8_sysconf.h>
+#include <../../../northbridge/amd/amdk8/amdk8_acpi.h>
+#include <arch/cpu.h>
+#include <cpu/amd/model_fxx_powernow.h>
+
+extern u16 pm_base;
+
+#define DUMP_ACPI_TABLES 0
+
+/*
+* Assume the max pstate number is 8
+* 0x21(33 bytes) is one package length of _PSS package
+*/
+
+#define Maxpstate 8
+#define Defpkglength 0x21
+
+#if DUMP_ACPI_TABLES == 1
+static void dump_mem(u32 start, u32 end)
+{
+
+	u32 i;
+	print_debug("dump_mem:");
+	for (i = start; i < end; i++) {
+		if ((i & 0xf) == 0) {
+			printk(BIOS_DEBUG, "\n%08x:", i);
+		}
+		printk(BIOS_DEBUG, " %02x", (u8)*((u8 *)i));
+	}
+	print_debug("\n");
+}
+#endif
+
+extern const acpi_header_t AmlCode;
+
+#if CONFIG_ACPI_SSDTX_NUM >= 1
+extern const acpi_header_t AmlCode_ssdt2;
+extern const acpi_header_t AmlCode_ssdt3;
+extern const acpi_header_t AmlCode_ssdt4;
+extern const acpi_header_t AmlCode_ssdt5;
+#endif
+
+#define IO_APIC_ADDR	0xfec00000UL
+
+unsigned long acpi_fill_mcfg(unsigned long current)
+{
+	/* Just a dummy */
+	return current;
+}
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+	/* create all subtables for processors */
+	current = acpi_create_madt_lapics(current);
+
+	/* Write SB700 IOAPIC, only one */
+	current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 2,
+					   IO_APIC_ADDR, 0);
+
+	current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+						current, 0, 0, 2, 0);
+	current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
+						current, 0, 9, 9, 0xF);
+	/* 0: mean bus 0--->ISA */
+	/* 0: PIC 0 */
+	/* 2: APIC 2 */
+	/* 5 mean: 0101 --> Edige-triggered, Active high */
+
+	/* create all subtables for processors */
+	/* current = acpi_create_madt_lapic_nmis(current, 5, 1); */
+	/* 1: LINT1 connect to NMI */
+
+	return current;
+}
+
+extern void get_bus_conf(void);
+
+#if CONFIG_ACPI_SSDTX_NUM >= 1
+static void update_ssdtx(void *ssdtx, int i)
+{
+	u8 *PCI;
+	u8 *HCIN;
+	u8 *UID;
+
+	PCI = ssdtx + 0x32;
+	HCIN = ssdtx + 0x39;
+	UID = ssdtx + 0x40;
+
+	if (i < 7) {
+		*PCI = (u8) ('4' + i - 1);
+	} else {
+		*PCI = (u8) ('A' + i - 1 - 6);
+	}
+	*HCIN = (u8) i;
+	*UID = (u8) (i + 3);
+
+	/* FIXME: need to update the GSI id in the ssdtx too */
+
+}
+#endif
+
+unsigned long acpi_fill_ssdt_generator(unsigned long current, const char *oem_table_id) {
+	k8acpi_write_vars();
+	amd_model_fxx_generate_powernow(pm_base + 8, 6, 1);
+	return (unsigned long) (acpigen_get_current());
+}
+
+unsigned long write_acpi_tables(unsigned long start)
+{
+	unsigned long current;
+	acpi_rsdp_t *rsdp;
+	acpi_rsdt_t *rsdt;
+	acpi_hpet_t *hpet;
+	acpi_madt_t *madt;
+	acpi_fadt_t *fadt;
+	acpi_facs_t *facs;
+	acpi_header_t *dsdt;
+	acpi_header_t *ssdt;
+#if CONFIG_ACPI_SSDTX_NUM >= 1
+	acpi_header_t *ssdtx;
+	acpi_header_t const *p;
+	int i;
+#endif
+
+	get_bus_conf();	/* it will get sblk, pci1234, hcdn, and sbdn */
+
+	/* Align ACPI tables to 16 bytes */
+	start = (start + 0x0f) & -0x10;
+	current = start;
+
+	printk(BIOS_INFO, "ACPI: Writing ACPI tables at %lx...\n", start);
+
+	/* We need at least an RSDP and an RSDT Table */
+	rsdp = (acpi_rsdp_t *) current;
+	current += sizeof(acpi_rsdp_t);
+	rsdt = (acpi_rsdt_t *) current;
+	current += sizeof(acpi_rsdt_t);
+
+	/* clear all table memory */
+	memset((void *)start, 0, current - start);
+
+	acpi_write_rsdp(rsdp, rsdt, NULL);
+	acpi_write_rsdt(rsdt);
+
+	/*
+	 * We explicitly add these tables later on:
+	 */
+	/* If we want to use HPET Timers Linux wants an MADT */
+	printk(BIOS_DEBUG, "ACPI:    * HPET\n");
+	hpet = (acpi_hpet_t *) current;
+	current += sizeof(acpi_hpet_t);
+	acpi_create_hpet(hpet);
+	acpi_add_table(rsdp, hpet);
+
+	printk(BIOS_DEBUG, "ACPI:    * MADT\n");
+	madt = (acpi_madt_t *) current;
+	acpi_create_madt(madt);
+	current += madt->header.length;
+	acpi_add_table(rsdp, madt);
+
+	/* SSDT */
+	printk(BIOS_DEBUG, "ACPI:    * SSDT\n");
+	ssdt = (acpi_header_t *)current;
+
+	acpi_create_ssdt_generator(ssdt, "DYNADATA");
+	current += ssdt->length;
+	acpi_add_table(rsdp, ssdt);
+
+#if CONFIG_ACPI_SSDTX_NUM >= 1
+
+	/* same htio, but different position? We may have to copy, change HCIN, and recalculate the checknum and add_table */
+
+	for (i = 1; i < sysconf.hc_possible_num; i++) {	/* 0: is hc sblink */
+		if ((sysconf.pci1234[i] & 1) != 1)
+			continue;
+		u8 c;
+		if (i < 7) {
+			c = (u8) ('4' + i - 1);
+		} else {
+			c = (u8) ('A' + i - 1 - 6);
+		}
+		printk(BIOS_DEBUG, "ACPI:    * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]);	/* pci0 and pci1 are in dsdt */
+		current = (current + 0x07) & -0x08;
+		ssdtx = (acpi_header_t *) current;
+		switch (sysconf.hcid[i]) {
+		case 1:	/* 8132 */
+			p = &AmlCode_ssdt2;
+			break;
+		case 2:	/* 8151 */
+			p = &AmlCode_ssdt3;
+			break;
+		case 3:	/* 8131 */
+			p = &AmlCode_ssdt4;
+			break;
+		default:
+			/* HTX no io apic */
+			p = &AmlCode_ssdt5;
+			break;
+		}
+		current += p->length;
+		memcpy((void *)ssdtx, p, p->length);
+		update_ssdtx((void *)ssdtx, i);
+		ssdtx->checksum = 0;
+		ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
+		acpi_add_table(rsdp, ssdtx);
+	}
+#endif
+
+	/* FACS */
+	printk(BIOS_DEBUG, "ACPI:    * FACS\n");
+	facs = (acpi_facs_t *) current;
+	current += sizeof(acpi_facs_t);
+	acpi_create_facs(facs);
+
+	/* DSDT */
+	printk(BIOS_DEBUG, "ACPI:    * DSDT\n");
+	dsdt = (acpi_header_t *) current;
+	memcpy((void *)dsdt, &AmlCode, AmlCode.length);
+	current += dsdt->length;
+	printk(BIOS_DEBUG, "ACPI:    * DSDT @ %p Length %x\n", dsdt, dsdt->length);
+	/* FADT */
+	printk(BIOS_DEBUG, "ACPI:    * FADT\n");
+	fadt = (acpi_fadt_t *) current;
+	current += sizeof(acpi_fadt_t);
+
+	acpi_create_fadt(fadt, facs, dsdt);
+	acpi_add_table(rsdp, fadt);
+
+#if DUMP_ACPI_TABLES == 1
+	printk(BIOS_DEBUG, "rsdp\n");
+	dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
+
+	printk(BIOS_DEBUG, "rsdt\n");
+	dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
+
+	printk(BIOS_DEBUG, "madt\n");
+	dump_mem(madt, ((void *)madt) + madt->header.length);
+
+	printk(BIOS_DEBUG, "ssdt\n");
+	dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
+
+	printk(BIOS_DEBUG, "fadt\n");
+	dump_mem(fadt, ((void *)fadt) + fadt->header.length);
+#endif
+
+	printk(BIOS_INFO, "ACPI: done.\n");
+	return current;
+}