2 * Island Aruma ACPI support
3 * written by Stefan Reinauer <stepan@openbios.org>
4 * (C) 2005 Stefan Reinauer
8 * 2005.9 yhlu modify that to more dynamic for AMD Opteron Based MB
11 #include <console/console.h>
13 #include <arch/acpi.h>
14 #include <arch/smp/mpspec.h>
15 #include <device/pci.h>
16 #include <device/pci_ids.h>
17 #include <cpu/x86/msr.h>
18 #include <cpu/amd/mtrr.h>
19 #include <cpu/amd/amdk8_sysconf.h>
20 #include <../../../northbridge/amd/amdk8/amdk8_acpi.h>
21 #include <cpu/amd/model_fxx_powernow.h>
23 extern unsigned char AmlCode[];
25 unsigned long acpi_fill_mcfg(unsigned long current)
31 unsigned long acpi_fill_madt(unsigned long current)
33 unsigned long apic_addr;
36 /* create all subtables for processors */
37 current = acpi_create_madt_lapics(current);
39 /* Write NVIDIA CK804 IOAPIC. */
40 dev = dev_find_slot(0x0, PCI_DEVFN(0x1,0));
42 apic_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_1) & ~0xf;
43 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 4,
47 /* Write AMD 8131 two IOAPICs. */
48 dev = dev_find_slot(0x40, PCI_DEVFN(0x0,1));
50 apic_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_0) & ~0xf;
51 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 5,
55 dev = dev_find_slot(0x40, PCI_DEVFN(0x1, 1));
57 apic_addr = pci_read_config32(dev, PCI_BASE_ADDRESS_0) & ~0xf;
58 current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *) current, 6,
62 /* IRQ9 ACPI active low. */
63 current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)
64 current, 0, 9, 9, MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_LOW);
66 /* 0: mean bus 0--->ISA */
69 /* 5 mean: 0101 --> Edge-triggered, Active high */
71 /* create all subtables for processors */
72 /* acpi_create_madt_lapic_nmis returns current, not size. */
73 current = acpi_create_madt_lapic_nmis(current, 5, 1);
78 unsigned long acpi_fill_ssdt_generator(unsigned long current, char *oem_table_id) {
80 amd_model_fxx_generate_powernow(0, 0, 0);
81 return (unsigned long) (acpigen_get_current());
84 unsigned long write_acpi_tables(unsigned long start)
86 unsigned long current;
98 /* Align ACPI tables to 16 byte. */
99 start = (start + 0x0f) & -0x10;
102 printk_info("ACPI: Writing ACPI tables at %lx.\n", start);
104 /* We need at least an RSDP and an RSDT Table */
105 rsdp = (acpi_rsdp_t *) current;
106 current += sizeof(acpi_rsdp_t);
108 current = ALIGN(current, 16);
109 rsdt = (acpi_rsdt_t *) current;
110 current += sizeof(acpi_rsdt_t);
112 /* Clear all table memory. */
113 memset((void *) start, 0, current - start);
115 acpi_write_rsdp(rsdp, rsdt);
116 acpi_write_rsdt(rsdt);
118 current = ALIGN(current, 64);
119 facs = (acpi_facs_t *) current;
120 printk_debug("ACPI: * FACS %p\n", facs);
121 current += sizeof(acpi_facs_t);
122 acpi_create_facs(facs);
125 current = ALIGN(current, 16);
126 dsdt = (acpi_header_t *) current;
127 printk_debug("ACPI: * DSDT %p\n", dsdt);
128 current += ((acpi_header_t *) AmlCode)->length;
129 memcpy((void*) dsdt, (void*)AmlCode, ((acpi_header_t*)AmlCode)->length);
130 printk_debug("ACPI: * DSDT @ %p Length %x\n",dsdt,dsdt->length);
132 current = ALIGN(current, 16);
133 fadt = (acpi_fadt_t *) current;
134 printk_debug("ACPI: * FACP (FADT) @ %p\n", fadt);
135 current += sizeof(acpi_fadt_t);
137 /* Add FADT now that we have facs and dsdt. */
138 acpi_create_fadt(fadt, facs, dsdt);
139 acpi_add_table(rsdt, fadt);
141 current = ALIGN(current, 16);
142 hpet = (acpi_hpet_t *) current;
143 printk_debug("ACPI: * HPET @ %p\n", hpet);
144 current += sizeof(acpi_hpet_t);
145 acpi_create_hpet(hpet);
146 acpi_add_table(rsdt, hpet);
148 current = ALIGN(current, 16);
149 madt = (acpi_madt_t *) current;
150 printk_debug("ACPI: * APIC/MADT @ %p\n", madt);
151 acpi_create_madt(madt);
152 current += madt->header.length;
153 acpi_add_table(rsdt, madt);
155 current = ALIGN(current, 16);
156 srat = (acpi_srat_t *) current;
157 printk_debug("ACPI: * SRAT @ %p\n", srat);
158 acpi_create_srat(srat);
159 current += srat->header.length;
160 acpi_add_table(rsdt, srat);
163 current = ALIGN(current, 16);
164 slit = (acpi_slit_t *) current;
165 printk_debug("ACPI: * SLIT @ %p\n", slit);
166 acpi_create_slit(slit);
167 current+=slit->header.length;
168 acpi_add_table(rsdt,slit);
171 current = ALIGN(current, 16);
172 ssdt = (acpi_header_t *)current;
173 printk_debug("ACPI: * SSDT @ %p\n", ssdt);
174 acpi_create_ssdt_generator(ssdt, "DYNADATA");
175 current += ssdt->length;
176 acpi_add_table(rsdt, ssdt);
178 printk_info("ACPI: done %p.\n", (void *)current);