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Diffstat (limited to 'src/mainboard/amd/serengeti_cheetah/acpi_tables.c')
-rw-r--r--src/mainboard/amd/serengeti_cheetah/acpi_tables.c268
1 files changed, 268 insertions, 0 deletions
diff --git a/src/mainboard/amd/serengeti_cheetah/acpi_tables.c b/src/mainboard/amd/serengeti_cheetah/acpi_tables.c
new file mode 100644
index 0000000000..e4cf72b268
--- /dev/null
+++ b/src/mainboard/amd/serengeti_cheetah/acpi_tables.c
@@ -0,0 +1,268 @@
+/*
+ * Island Aruma ACPI support
+ * written by Stefan Reinauer <stepan@openbios.org>
+ * (C) 2005 Stefan Reinauer
+ *
+ *
+ * Copyright 2005 AMD
+ * 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB
+ */
+
+#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 "mb_sysconf.h"
+
+#define DUMP_ACPI_TABLES 0
+
+#if DUMP_ACPI_TABLES == 1
+static void dump_mem(unsigned start, unsigned end)
+{
+
+ unsigned i;
+ print_debug("dump_mem:");
+ for(i=start;i<end;i++) {
+ if((i & 0xf)==0) {
+ printk_debug("\n%08x:", i);
+ }
+ printk_debug(" %02x", (unsigned char)*((unsigned char *)i));
+ }
+ print_debug("\n");
+ }
+#endif
+
+extern unsigned char AmlCode[];
+extern unsigned char AmlCode_ssdt[];
+
+#if ACPI_SSDTX_NUM >= 1
+extern unsigned char AmlCode_ssdt2[];
+//extern unsigned char AmlCode_ssdt3[];
+//extern unsigned char AmlCode_ssdt4[];
+//extern unsigned char AmlCode_ssdt5[];
+//extern unsigned char AmlCode_ssdt6[];
+//extern unsigned char AmlCode_ssdt7[];
+//extern unsigned char AmlCode_ssdt8[];
+#endif
+
+#define IO_APIC_ADDR 0xfec00000UL
+
+unsigned long acpi_fill_madt(unsigned long current)
+{
+ unsigned int gsi_base=0x18;
+
+ struct mb_sysconf_t *m;
+
+ m = sysconf.mb;
+
+ /* create all subtables for processors */
+ current = acpi_create_madt_lapics(current);
+
+ /* Write 8111 IOAPIC */
+ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8111,
+ IO_APIC_ADDR, 0);
+
+ /* Write all 8131 IOAPICs */
+ {
+ device_t dev;
+ struct resource *res;
+ dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0]&0xff), 1));
+ if (dev) {
+ res = find_resource(dev, PCI_BASE_ADDRESS_0);
+ if (res) {
+ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_1,
+ res->base, gsi_base );
+ gsi_base+=7;
+
+ }
+ }
+ dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN((sysconf.hcdn[0] & 0xff)+1, 1));
+ if (dev) {
+ res = find_resource(dev, PCI_BASE_ADDRESS_0);
+ if (res) {
+ current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, m->apicid_8132_2,
+ res->base, gsi_base );
+ gsi_base+=7;
+ }
+ }
+ }
+
+ current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *)
+ current, 0, 0, 2, 5 );
+ /* 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);
+
+extern void update_ssdt(void *ssdt);
+
+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_srat_t *srat;
+ acpi_slit_t *slit;
+ acpi_fadt_t *fadt;
+ acpi_facs_t *facs;
+ acpi_header_t *dsdt;
+ acpi_header_t *ssdt;
+ acpi_header_t *ssdtx;
+
+ unsigned char *AmlCode_ssdtx[HC_POSSIBLE_NUM];
+
+ int i;
+
+ get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn
+
+ /* Align ACPI tables to 16byte */
+ start = ( start + 0x0f ) & -0x10;
+ current = start;
+
+ printk_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);
+ acpi_write_rsdt(rsdt);
+
+ /*
+ * We explicitly add these tables later on:
+ */
+ printk_debug("ACPI: * HPET\n");
+ hpet = (acpi_hpet_t *) current;
+ current += sizeof(acpi_hpet_t);
+ acpi_create_hpet(hpet);
+ acpi_add_table(rsdt,hpet);
+
+ /* If we want to use HPET Timers Linux wants an MADT */
+ printk_debug("ACPI: * MADT\n");
+ madt = (acpi_madt_t *) current;
+ acpi_create_madt(madt);
+ current+=madt->header.length;
+ acpi_add_table(rsdt,madt);
+
+
+ /* SRAT */
+ printk_debug("ACPI: * SRAT\n");
+ srat = (acpi_srat_t *) current;
+ acpi_create_srat(srat);
+ current+=srat->header.length;
+ acpi_add_table(rsdt,srat);
+
+ /* SLIT */
+ printk_debug("ACPI: * SLIT\n");
+ slit = (acpi_slit_t *) current;
+ acpi_create_slit(slit);
+ current+=slit->header.length;
+ acpi_add_table(rsdt,slit);
+
+ /* SSDT */
+ printk_debug("ACPI: * SSDT\n");
+ ssdt = (acpi_header_t *)current;
+ current += ((acpi_header_t *)AmlCode_ssdt)->length;
+ memcpy((void *)ssdt, (void *)AmlCode_ssdt, ((acpi_header_t *)AmlCode_ssdt)->length);
+ //Here you need to set value in pci1234, sblk and sbdn in get_bus_conf.c
+ update_ssdt((void*)ssdt);
+ /* recalculate checksum */
+ ssdt->checksum = 0;
+ ssdt->checksum = acpi_checksum((unsigned char *)ssdt,ssdt->length);
+ acpi_add_table(rsdt,ssdt);
+
+#if ACPI_SSDTX_NUM >= 1
+ // we need to make ssdt2 match to PCI2 in pci2.asl,... pci1234[1]
+ AmlCode_ssdtx[1] = AmlCode_ssdt2;
+// AmlCode_ssdtx[2] = AmlCode_ssdt3;
+// AmlCode_ssdtx[3] = AmlCode_ssdt4;
+// AmlCode_ssdtx[4] = AmlCode_ssdt5;
+// AmlCode_ssdtx[5] = AmlCode_ssdt6;
+// AmlCode_ssdtx[6] = AmlCode_ssdt7;
+// AmlCode_ssdtx[7] = AmlCode_ssdt8;
+
+ //same htio, but different possition? 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;
+ printk_debug("ACPI: * SSDT for PCI%d\n", i+1); //pci0 and pci1 are in dsdt
+ ssdtx = (acpi_header_t *)current;
+ current += ((acpi_header_t *)AmlCode_ssdtx[i])->length;
+ memcpy((void *)ssdtx, (void *)AmlCode_ssdtx[i], ((acpi_header_t *)AmlCode_ssdtx[i])->length);
+ acpi_add_table(rsdt,ssdtx);
+ }
+#endif
+
+
+ /* FACS */
+ printk_debug("ACPI: * FACS\n");
+ facs = (acpi_facs_t *) current;
+ current += sizeof(acpi_facs_t);
+ acpi_create_facs(facs);
+
+ /* DSDT */
+ printk_debug("ACPI: * DSDT\n");
+ dsdt = (acpi_header_t *)current;
+ current += ((acpi_header_t *)AmlCode)->length;
+ memcpy((void *)dsdt,(void *)AmlCode, \
+ ((acpi_header_t *)AmlCode)->length);
+ printk_debug("ACPI: * DSDT @ %08x Length %x\n",dsdt,dsdt->length);
+
+ /* FDAT */
+ printk_debug("ACPI: * FADT\n");
+ fadt = (acpi_fadt_t *) current;
+ current += sizeof(acpi_fadt_t);
+
+ acpi_create_fadt(fadt,facs,dsdt);
+ acpi_add_table(rsdt,fadt);
+
+#if DUMP_ACPI_TABLES == 1
+ printk_debug("rsdp\n");
+ dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));
+
+ printk_debug("rsdt\n");
+ dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));
+
+ printk_debug("madt\n");
+ dump_mem(madt, ((void *)madt) + madt->header.length);
+
+ printk_debug("srat\n");
+ dump_mem(srat, ((void *)srat) + srat->header.length);
+
+ printk_debug("slit\n");
+ dump_mem(slit, ((void *)slit) + slit->header.length);
+
+ printk_debug("ssdt\n");
+ dump_mem(ssdt, ((void *)ssdt) + ssdt->length);
+
+ printk_debug("fadt\n");
+ dump_mem(fadt, ((void *)fadt) + fadt->header.length);
+#endif
+
+ printk_info("ACPI: done.\n");
+ return current;
+}
+
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