diff options
author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-10-08 22:56:27 +0200 |
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committer | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-23 19:24:51 +0200 |
commit | 7fb149dce1d13be7dfae8ec1babb000ef18d2d94 (patch) | |
tree | 024123f233f51f711769d784cd381de7321cfe6f /src/mainboard/siemens/mc_tcu3/acpi_tables.c | |
parent | 2305e68df941c34c80875c6a68979177ec0cae27 (diff) | |
download | coreboot-7fb149dce1d13be7dfae8ec1babb000ef18d2d94.tar.xz |
baytrail: Switch to per-device ACPI
Change-Id: I6a1b1daa291298c85e14f89aa47a0693837cec6f
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7037
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com>
Reviewed-by: Aaron Durbin <adurbin@gmail.com>
Diffstat (limited to 'src/mainboard/siemens/mc_tcu3/acpi_tables.c')
-rw-r--r-- | src/mainboard/siemens/mc_tcu3/acpi_tables.c | 175 |
1 files changed, 1 insertions, 174 deletions
diff --git a/src/mainboard/siemens/mc_tcu3/acpi_tables.c b/src/mainboard/siemens/mc_tcu3/acpi_tables.c index f0e54bd753..f7d585fb67 100644 --- a/src/mainboard/siemens/mc_tcu3/acpi_tables.c +++ b/src/mainboard/siemens/mc_tcu3/acpi_tables.c @@ -35,10 +35,7 @@ #include <baytrail/nvs.h> #include <baytrail/iomap.h> - -extern const unsigned char AmlCode[]; - -static void acpi_create_gnvs(global_nvs_t *gnvs) +void acpi_create_gnvs(global_nvs_t *gnvs) { acpi_init_gnvs(gnvs); @@ -70,173 +67,3 @@ unsigned long acpi_fill_madt(unsigned long current) return current; } - -unsigned long acpi_fill_ssdt_generator(unsigned long current, - const char *oem_table_id) -{ - generate_cpu_entries(); - return (unsigned long) (acpigen_get_current()); -} - -#define ALIGN_CURRENT current = (ALIGN(current, 16)) -unsigned long write_acpi_tables(unsigned long start) -{ - unsigned long current; - int i; - acpi_rsdp_t *rsdp; - acpi_rsdt_t *rsdt; - acpi_xsdt_t *xsdt; - acpi_hpet_t *hpet; - acpi_madt_t *madt; - acpi_mcfg_t *mcfg; - acpi_fadt_t *fadt; - acpi_facs_t *facs; - acpi_header_t *ssdt; - acpi_header_t *ssdt2; - acpi_header_t *dsdt; - global_nvs_t *gnvs; - - current = start; - - /* Align ACPI tables to 16byte */ - 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); - - facs = (acpi_facs_t *) current; - current += sizeof(acpi_facs_t); - ALIGN_CURRENT; - acpi_create_facs(facs); - printk(BIOS_DEBUG, "ACPI: * FACS @ %p Length %x", facs, - facs->length); - - dsdt = (acpi_header_t *) current; - memcpy(dsdt, &AmlCode, sizeof(acpi_header_t)); - current += dsdt->length; - ALIGN_CURRENT; - memcpy(dsdt, &AmlCode, dsdt->length); - printk(BIOS_DEBUG, "ACPI: * DSDT @ %p Length %x", dsdt, - dsdt->length); - - fadt = (acpi_fadt_t *) current; - current += sizeof(acpi_fadt_t); - ALIGN_CURRENT; - acpi_create_fadt(fadt, facs, dsdt); - acpi_add_table(rsdp, fadt); - printk(BIOS_DEBUG, "ACPI: * FADT @ %p Length %x", fadt, - fadt->header.length); - - /* - * We explicitly add these tables later on: - */ - hpet = (acpi_hpet_t *) current; - current += sizeof(acpi_hpet_t); - ALIGN_CURRENT; - acpi_create_intel_hpet(hpet); - acpi_add_table(rsdp, hpet); - printk(BIOS_DEBUG, "ACPI: * HPET @ %p Length %x\n", hpet, - hpet->header.length); - - /* If we want to use HPET Timers Linux wants an MADT */ - madt = (acpi_madt_t *) current; - acpi_create_madt(madt); - current += madt->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, madt); - printk(BIOS_DEBUG, "ACPI: * MADT @ %p Length %x\n",madt, - madt->header.length); - - mcfg = (acpi_mcfg_t *) current; - acpi_create_mcfg(mcfg); - current += mcfg->header.length; - ALIGN_CURRENT; - acpi_add_table(rsdp, mcfg); - printk(BIOS_DEBUG, "ACPI: * MCFG @ %p Length %x\n",mcfg, - mcfg->header.length); - - /* Update GNVS pointer into CBMEM */ - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - printk(BIOS_DEBUG, "ACPI: Could not find CBMEM GNVS\n"); - gnvs = (global_nvs_t *)current; - } - - for (i=0; i < dsdt->length; i++) { - if (*(u32*)(((u32)dsdt) + i) == 0xC0DEBABE) { - printk(BIOS_DEBUG, "ACPI: Patching up global NVS in " - "DSDT at offset 0x%04x -> %p\n", i, gnvs); - *(u32*)(((u32)dsdt) + i) = (unsigned long)gnvs; - acpi_save_gnvs((unsigned long)gnvs); - break; - } - } - - /* And fill it */ - acpi_create_gnvs(gnvs); - - /* And tell SMI about it */ -#if CONFIG_HAVE_SMI_HANDLER - smm_setup_structures(gnvs, NULL, NULL); -#endif - - current += sizeof(global_nvs_t); - ALIGN_CURRENT; - - /* 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 Updated DSDT @ %p Length %x\n", dsdt, - dsdt->length); - - ssdt = (acpi_header_t *)current; - memset(ssdt, 0, sizeof(acpi_header_t)); - acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR); - if (ssdt->length) { - current += ssdt->length; - acpi_add_table(rsdp, ssdt); - printk(BIOS_DEBUG, "ACPI: * SSDT @ %p Length %x\n",ssdt, - ssdt->length); - ALIGN_CURRENT; - } else { - ssdt = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT not generated.\n"); - } - - ssdt2 = (acpi_header_t *)current; - memset(ssdt2, 0, sizeof(acpi_header_t)); - acpi_create_serialio_ssdt(ssdt2); - if (ssdt2->length) { - current += ssdt2->length; - acpi_add_table(rsdp, ssdt2); - printk(BIOS_DEBUG, "ACPI: * SSDT2 @ %p Length %x\n",ssdt2, - ssdt2->length); - ALIGN_CURRENT; - } else { - ssdt2 = NULL; - printk(BIOS_DEBUG, "ACPI: * SSDT2 not generated.\n"); - } - - printk(BIOS_DEBUG, "current = %lx\n", current); - - printk(BIOS_INFO, "ACPI: done.\n"); - return current; -} |