diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mainboard/amd/solo/Config.lb | 2 | ||||
| -rw-r--r-- | src/mainboard/amd/solo/Options.lb | 1 | ||||
| -rw-r--r-- | src/mainboard/amd/solo/acpi_tables.c | 101 |
3 files changed, 103 insertions, 1 deletions
diff --git a/src/mainboard/amd/solo/Config.lb b/src/mainboard/amd/solo/Config.lb index b0ddba75de..7ce6031cbe 100644 --- a/src/mainboard/amd/solo/Config.lb +++ b/src/mainboard/amd/solo/Config.lb @@ -41,7 +41,7 @@ arch i386 end driver mainboard.o if HAVE_MP_TABLE object mptable.o end if HAVE_PIRQ_TABLE object irq_tables.o end -#object reset.o +if HAVE_ACPI_TABLES object acpi_tables.o end ## ## Romcc output diff --git a/src/mainboard/amd/solo/Options.lb b/src/mainboard/amd/solo/Options.lb index 905fea2df5..6051cb0a2d 100644 --- a/src/mainboard/amd/solo/Options.lb +++ b/src/mainboard/amd/solo/Options.lb @@ -1,4 +1,5 @@ uses HAVE_MP_TABLE +uses HAVE_ACPI_TABLES uses HAVE_PIRQ_TABLE uses USE_FALLBACK_IMAGE uses HAVE_FALLBACK_BOOT diff --git a/src/mainboard/amd/solo/acpi_tables.c b/src/mainboard/amd/solo/acpi_tables.c new file mode 100644 index 0000000000..9c2aeadd2d --- /dev/null +++ b/src/mainboard/amd/solo/acpi_tables.c @@ -0,0 +1,101 @@ +/* + * LinuxBIOS ACPI support for AMD Solo + * written by Stefan Reinauer <stepan@openbios.org> + * (C) 2005 Stefan Reinauer + */ + +#include <console/console.h> +#include <string.h> +#include <arch/acpi.h> +#include <device/pci.h> + + +unsigned long acpi_dump_apics(unsigned long current) +{ +#define IO_APIC_ADDR 0xfec00000UL + /* create all subtables for 1p */ + current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current, 0, 0); + current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, 2, + IO_APIC_ADDR); + current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *) + current, 0, 0, 2, 1 /* active high */); + current += acpi_create_madt_irqoverride( (acpi_madt_irqoverride_t *) + current, 0, 9, 9, 0xf /* active low, level triggered */); + current += acpi_create_madt_lapic_nmi( (acpi_madt_lapic_nmi_t *) + current, 0, 5, 1); + return 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; + + /* 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); + +#ifdef HAVE_ACPI_FADT + printk_debug("ACPI: * FACS\n"); + facs = (acpi_facs_t *) current; + current += sizeof(acpi_facs_t); + acpi_create_facs(facs); + + + dsdt = (acpi_header_t *)current; + current += ((acpi_header_t *)AmlCode)->length; + memcpy((void *)dsdt,(void *)AmlCode, ((acpi_header_t *)AmlCode)->length); + dsdt->checksum = 0; // don't trust intel iasl compiler to get this right + dsdt->checksum = acpi_checksum(dsdt,dsdt->length); + printk_debug("ACPI: * DSDT @ %08x Length %x\n",dsdt,dsdt->length); + 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); +#endif + + printk_info("ACPI: done.\n"); + return current; +} + |