diff options
Diffstat (limited to 'src/mainboard/siemens/sitemp_g1p1/acpi_tables.c')
| -rw-r--r-- | src/mainboard/siemens/sitemp_g1p1/acpi_tables.c | 165 |
1 files changed, 13 insertions, 152 deletions
diff --git a/src/mainboard/siemens/sitemp_g1p1/acpi_tables.c b/src/mainboard/siemens/sitemp_g1p1/acpi_tables.c index 18e1bf9cd3..1b7e63e9fd 100644 --- a/src/mainboard/siemens/sitemp_g1p1/acpi_tables.c +++ b/src/mainboard/siemens/sitemp_g1p1/acpi_tables.c @@ -33,16 +33,9 @@ #include <arch/cpu.h> #include <cpu/amd/model_fxx_powernow.h> #include <southbridge/amd/rs690/rs690.h> +#include "mainboard.h" +#include <cbmem.h> -extern u16 pm_base; - -/* -* Assume the max pstate number is 8 -* 0x21(33 bytes) is one package length of _PSS package -*/ - -#define Maxpstate 8 -#define Defpkglength 0x21 #define GLOBAL_VARS_SIZE 0x100 typedef struct { @@ -70,24 +63,6 @@ static void acpi_write_gvars(global_vars_t *gvars) gvars->mpen = 1; } -extern const unsigned char AmlCode[]; - -unsigned long acpi_fill_mcfg(unsigned long current) -{ - struct resource *res; - resource_t mmconf_base = EXT_CONF_BASE_ADDRESS; // default - - device_t dev = dev_find_slot(0,PCI_DEVFN(0,0)); - // we report mmconf base - res = probe_resource(dev, 0x1C); - if( res ) - mmconf_base = res->base; - - current += acpi_create_mcfg_mmconfig((acpi_mcfg_mmconfig_t *)current, mmconf_base, 0x0, 0x0, 0x1f); // Fix me: should i reserve 255 busses ? - - return current; -} - unsigned long acpi_fill_madt(unsigned long current) { /* create all subtables for processors */ @@ -116,133 +91,19 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } -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()); -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) - -unsigned long write_acpi_tables(unsigned long start) +void mainboard_inject_dsdt(void) { - unsigned long current; - int i; - - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_srat_t *srat; - acpi_xsdt_t *xsdt; - acpi_mcfg_t *mcfg; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *dsdt; - acpi_header_t *ssdt; + global_vars_t *gnvs = cbmem_add (CBMEM_ID_ACPI_GNVS, GLOBAL_VARS_SIZE); - get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */ + if (gnvs) { + int scopelen; + memset(gnvs, 0, sizeof(*gnvs)); + acpi_write_gvars(gnvs); - /* Align ACPI tables to 16byte */ - current = start; - ALIGN_CURRENT; - - 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); - ALIGN_CURRENT; - rsdt = (acpi_rsdt_t *) current; - current += sizeof(acpi_rsdt_t); - ALIGN_CURRENT; - xsdt = (acpi_xsdt_t *) current; - current += sizeof(acpi_xsdt_t); - ALIGN_CURRENT; - - /* clear all table memory */ - memset((void *)start, 0, current - start); - - acpi_write_rsdp(rsdp, rsdt, xsdt); - acpi_write_rsdt(rsdt); - acpi_write_xsdt(xsdt); - /* - * We explicitly add these tables later on: - */ - current = ALIGN(current, 64); - /* FACS */ - printk(BIOS_DEBUG, "ACPI: * FACS\n"); - facs = (acpi_facs_t *) current; - acpi_create_facs(facs); - current += sizeof(acpi_facs_t); - - /* HPET */ - printk(BIOS_DEBUG, "ACPI: * HPET\n"); - hpet = (acpi_hpet_t *) current; - acpi_create_hpet(hpet); - current += sizeof(acpi_hpet_t); - acpi_add_table(rsdp, hpet); - - /* If we want to use HPET Timers Linux wants an MADT */ - printk(BIOS_DEBUG, "ACPI: * MADT\n"); - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - acpi_add_table(rsdp, madt); - - /* MCFG */ - printk(BIOS_DEBUG, "ACPI: * MCFG\n"); - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - acpi_add_table(rsdp, mcfg); - - /* SSDT */ - printk(BIOS_DEBUG, "ACPI: * SSDT\n"); - ssdt = (acpi_header_t *)current; - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - - /* DSDT */ - printk(BIOS_DEBUG, "ACPI: * DSDT\n"); - dsdt = (acpi_header_t *)current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - memcpy(dsdt, &AmlCode, dsdt->length); - - /* Pack gvars into the ACPI table area */ - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xBADEAFFE) { - printk(BIOS_DEBUG, "ACPI: Patching up globals in DSDT at offset 0x%04x -> 0x%08lx\n", i, current); - *(u32*)(((u32)dsdt) + i) = current; - break; - } + /* Add it to SSDT. */ + scopelen = acpigen_write_scope("\\"); + scopelen += acpigen_write_name_dword("NVSA", (u32) gnvs); + acpigen_patch_len(scopelen - 1); } - - /* And fill it */ - acpi_write_gvars((global_vars_t *)current); - current += GLOBAL_VARS_SIZE; - /* We patched up the DSDT, so we need to recalculate the checksum */ - dsdt->checksum = 0; - dsdt->checksum = acpi_checksum((void *)dsdt, 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); - - /* SRAT */ - printk(BIOS_DEBUG, "ACPI: * SRAT\n"); - srat = (acpi_srat_t *) current; - acpi_create_srat(srat); - acpi_add_table(rsdp, srat); - - printk(BIOS_DEBUG, "current = %lx\n", current); - - printk(BIOS_INFO, "ACPI: done.\n"); - return current; } + |