Esempio n. 1
0
static
void virt_acpi_build(VirtGuestInfo *guest_info, AcpiBuildTables *tables)
{
    GArray *table_offsets;
    unsigned dsdt, rsdt;
    GArray *tables_blob = tables->table_data;

    table_offsets = g_array_new(false, true /* clear */,
                                        sizeof(uint32_t));

    bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TABLE_FILE,
                             64, false /* high memory */);

    /*
     * The ACPI v5.1 tables for Hardware-reduced ACPI platform are:
     * RSDP
     * RSDT
     * FADT
     * GTDT
     * MADT
     * MCFG
     * DSDT
     */

    /* DSDT is pointed to by FADT */
    dsdt = tables_blob->len;
    build_dsdt(tables_blob, tables->linker, guest_info);

    /* FADT MADT GTDT MCFG SPCR pointed to by RSDT */
    acpi_add_table(table_offsets, tables_blob);
    build_fadt(tables_blob, tables->linker, dsdt);

    acpi_add_table(table_offsets, tables_blob);
    build_madt(tables_blob, tables->linker, guest_info);

    acpi_add_table(table_offsets, tables_blob);
    build_gtdt(tables_blob, tables->linker);

    acpi_add_table(table_offsets, tables_blob);
    build_mcfg(tables_blob, tables->linker, guest_info);

    acpi_add_table(table_offsets, tables_blob);
    build_spcr(tables_blob, tables->linker, guest_info);

    /* RSDT is pointed to by RSDP */
    rsdt = tables_blob->len;
    build_rsdt(tables_blob, tables->linker, table_offsets, NULL, NULL);

    /* RSDP is in FSEG memory, so allocate it separately */
    build_rsdp(tables->rsdp, tables->linker, rsdt);

    /* Cleanup memory that's no longer used. */
    g_array_free(table_offsets, true);
}
Esempio n. 2
0
static unsigned long mainboard_write_acpi_tables(
	device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
	uintptr_t start_addr;
	uintptr_t end_addr;
	struct nhlt *nhlt;
	const char *oem_id = NULL;
	const char *oem_table_id = NULL;

	start_addr = current;

	nhlt = nhlt_init();

	if (nhlt == NULL)
		return start_addr;

	variant_nhlt_init(nhlt);
	variant_nhlt_oem_strings(&oem_id, &oem_table_id);

	end_addr = nhlt_soc_serialize_oem_overrides(nhlt, start_addr,
			oem_id, oem_table_id);

	if (end_addr != start_addr)
		acpi_add_table(rsdp, (void *)start_addr);

	return end_addr;
}
Esempio n. 3
0
static unsigned long mainboard_write_acpi_tables(
    device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
    uintptr_t start_addr;
    uintptr_t end_addr;
    struct nhlt *nhlt;

    start_addr = current;

    nhlt = nhlt_init();

    if (nhlt == NULL)
        return start_addr;

    /* 2 Channel DMIC array. */
    if (nhlt_soc_add_dmic_array(nhlt, 2))
        printk(BIOS_ERR, "Couldn't add 2CH DMIC array.\n");

    /* MAXIM Smart Amps for left and right. */
    if (nhlt_soc_add_max98357(nhlt, AUDIO_LINK_SSP0))
        printk(BIOS_ERR, "Couldn't add max98357.\n");

    /* NAU88l25 Headset codec. */
    if (nhlt_soc_add_nau88l25(nhlt, AUDIO_LINK_SSP1))
        printk(BIOS_ERR, "Couldn't add headset codec.\n");

    end_addr = nhlt_soc_serialize(nhlt, start_addr);

    if (end_addr != start_addr)
        acpi_add_table(rsdp, (void *)start_addr);

    return end_addr;
}
Esempio n. 4
0
unsigned long southcluster_write_acpi_tables(device_t device,
					     unsigned long current,
					     struct acpi_rsdp *rsdp)
{
	acpi_header_t *ssdt2;

	current = acpi_write_hpet(device, current, rsdp);
	current = acpi_align_current(current);

	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);
		current = acpi_align_current(current);
	} else {
		ssdt2 = NULL;
		printk(BIOS_DEBUG, "ACPI:     * SSDT2 not generated.\n");
	}

	printk(BIOS_DEBUG, "current = %lx\n", current);

	return current;
}
Esempio n. 5
0
unsigned long mainboard_write_acpi_tables(device_t dev, unsigned long start, acpi_rsdp_t *rsdp)
{
	unsigned long current;
	acpi_header_t *ssdtx;
	const void *p;
	size_t p_size;

	int i;

	get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */

	/* Align ACPI tables to 16 bytes */
	start = ALIGN(start, 16);
	current = start;

	/* same htio, but different position? 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 */
		const char *file_name;
		if((sysconf.pci1234[i] & 1) != 1 ) continue;
		u8 c;
		if(i < 7) {
			c  = (u8) ('4' + i - 1);
		}
		else {
			c  = (u8) ('A' + i - 1 - 6);
		}
		current = ALIGN(current, 8);
		printk(BIOS_DEBUG, "ACPI:    * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); /* pci0 and pci1 are in dsdt */
		ssdtx = (acpi_header_t *)current;
		switch(sysconf.hcid[i]) {
		case 1: /* 8132 */
			file_name = CONFIG_CBFS_PREFIX "/ssdt2.aml";
			break;
		case 2: /* 8151 */
			file_name = CONFIG_CBFS_PREFIX "/ssdt3.aml";
			break;
		case 3: /* 8131 */
			file_name = CONFIG_CBFS_PREFIX "/ssdt4.aml";
			break;
		default:
			continue;
		}
		p = cbfs_boot_map_with_leak(
					  file_name,
					  CBFS_TYPE_RAW, &p_size);
		if (!p || p_size < sizeof(acpi_header_t))
			continue;

		memcpy(ssdtx, p, sizeof(acpi_header_t));
		current += ssdtx->length;
		memcpy(ssdtx, p, ssdtx->length);
		update_ssdtx((void *)ssdtx, i);
		ssdtx->checksum = 0;
		ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
		acpi_add_table(rsdp, ssdtx);
	}

	return current;
}
Esempio n. 6
0
unsigned long mainboard_write_acpi_tables(struct device *device,
					  unsigned long current,
					  acpi_rsdp_t *rsdp)
{
	acpi_header_t *ssdtx;
	const void *p;
	size_t p_size;

	int i;

	/* 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 */
		const char *file_name;
		if ((sysconf.pci1234[i] & 1) != 1)
			continue;
		u8 c;
		if (i < 7) {
			c  = (u8) ('4' + i - 1);
		}
		else {
			c  = (u8) ('A' + i - 1 - 6);
		}
		current = ALIGN(current, 8);
		printk(BIOS_DEBUG, "ACPI:    * SSDT for PCI%c at %lx\n", c, current); /* pci0 and pci1 are in dsdt */
		ssdtx = (acpi_header_t *)current;
		switch (sysconf.hcid[i]) {
		case 1:
			file_name = CONFIG_CBFS_PREFIX "/ssdt2.aml";
			break;
		case 2:
			file_name = CONFIG_CBFS_PREFIX "/ssdt3.aml";
			break;
		case 3: /* 8131 */
			file_name = CONFIG_CBFS_PREFIX "/ssdt4.aml";
			break;
		default:
			/* HTX no io apic */
			file_name = CONFIG_CBFS_PREFIX "/ssdt5.aml";
		}
		p = cbfs_boot_map_with_leak(
					  file_name,
					  CBFS_TYPE_RAW, &p_size);
		if (!p || p_size < sizeof(acpi_header_t))
			continue;
		memcpy(ssdtx, p, sizeof(acpi_header_t));
		current += ssdtx->length;
		memcpy(ssdtx, p, ssdtx->length);
		update_ssdtx((void *)ssdtx, i);
		ssdtx->checksum = 0;
		ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
		acpi_add_table(rsdp, ssdtx);
	}

	return current;
}
Esempio n. 7
0
unsigned long write_acpi_tables(unsigned long start)
{
	unsigned long current;
	acpi_rsdp_t *rsdp;
	acpi_rsdt_t *rsdt;
	acpi_fadt_t *fadt;
	acpi_facs_t *facs;
	acpi_header_t *dsdt;

	/* Align ACPI tables to 16byte */
	start   = ALIGN(start, 16);
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:     * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	dsdt = (acpi_header_t *)current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
	dsdt->checksum = 0; // don't trust intel iasl compiler to get this right
	dsdt->checksum = acpi_checksum((u8*)dsdt, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:     * DSDT @ %p Length %x\n",dsdt,dsdt->length);
	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);

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 8
0
static unsigned long mainboard_write_acpi_tables(
	device_t device, unsigned long current, acpi_rsdp_t *rsdp)
{
		uintptr_t start_addr;
		uintptr_t end_addr;
		struct nhlt *nhlt;
		const char *oem_id = NULL;
		const char *oem_table_id = NULL;

		start_addr = current;

		nhlt = nhlt_init();

		if (nhlt == NULL)
			return start_addr;

		/* 2 Channel DMIC array. */
		if (nhlt_soc_add_dmic_array(nhlt, 2))
			printk(BIOS_ERR, "Couldn't add 2CH DMIC array.\n");


		/* 4 Channel DMIC array. */
		if (nhlt_soc_add_dmic_array(nhlt, 4))
			printk(BIOS_ERR, "Couldn't add 4CH DMIC arrays.\n");

		if (select_audio_codec()) {
			/* ADI Smart Amps for left and right. */
			if (nhlt_soc_add_ssm4567(nhlt, AUDIO_LINK_SSP0))
				printk(BIOS_ERR, "Couldn't add ssm4567.\n");
		} else {
			/* MAXIM Smart Amps for left and right. */
			if (nhlt_soc_add_max98357(nhlt, AUDIO_LINK_SSP0))
				printk(BIOS_ERR, "Couldn't add max98357.\n");

			oem_id = oem_id_maxim;
			oem_table_id = oem_table_id_maxim;
		}

		/* NAU88l25 Headset codec. */
		if (nhlt_soc_add_nau88l25(nhlt, AUDIO_LINK_SSP1))
			printk(BIOS_ERR, "Couldn't add headset codec.\n");

		end_addr = nhlt_soc_serialize_oem_overrides(nhlt, start_addr,
						 oem_id, oem_table_id);

		if (end_addr != start_addr)
			acpi_add_table(rsdp, (void *)start_addr);

		return end_addr;
}
Esempio n. 9
0
unsigned long acpi_write_hpet(unsigned long current, acpi_rsdp_t *rsdp)
{
	acpi_hpet_t *hpet;

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:    * HPET\n");

	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	current = ALIGN(current, 16);
	acpi_create_hpet(hpet);
	acpi_add_table(rsdp, hpet);

	return current;
}
Esempio n. 10
0
static void nvdimm_build_nfit(GSList *device_list, GArray *table_offsets,
                              GArray *table_data, GArray *linker)
{
    GArray *structures = nvdimm_build_device_structure(device_list);
    void *header;

    acpi_add_table(table_offsets, table_data);

    /* NFIT header. */
    header = acpi_data_push(table_data, sizeof(NvdimmNfitHeader));
    /* NVDIMM device structures. */
    g_array_append_vals(table_data, structures->data, structures->len);

    build_header(linker, table_data, header, "NFIT",
                 sizeof(NvdimmNfitHeader) + structures->len, 1, NULL);
    g_array_free(structures, true);
}
Esempio n. 11
0
static void nvdimm_build_nfit(AcpiNVDIMMState *state, GArray *table_offsets,
                              GArray *table_data, BIOSLinker *linker)
{
    NvdimmFitBuffer *fit_buf = &state->fit_buf;
    unsigned int header;

    acpi_add_table(table_offsets, table_data);

    /* NFIT header. */
    header = table_data->len;
    acpi_data_push(table_data, sizeof(NvdimmNfitHeader));
    /* NVDIMM device structures. */
    g_array_append_vals(table_data, fit_buf->fit->data, fit_buf->fit->len);

    build_header(linker, table_data,
                 (void *)(table_data->data + header), "NFIT",
                 sizeof(NvdimmNfitHeader) + fit_buf->fit->len, 1, NULL, NULL);
}
Esempio n. 12
0
static void nvdimm_build_ssdt(GSList *device_list, GArray *table_offsets,
                              GArray *table_data, GArray *linker)
{
    Aml *ssdt, *sb_scope, *dev;

    acpi_add_table(table_offsets, table_data);

    ssdt = init_aml_allocator();
    acpi_data_push(ssdt->buf, sizeof(AcpiTableHeader));

    sb_scope = aml_scope("\\_SB");

    dev = aml_device("NVDR");

    /*
     * ACPI 6.0: 9.20 NVDIMM Devices:
     *
     * The ACPI Name Space device uses _HID of ACPI0012 to identify the root
     * NVDIMM interface device. Platform firmware is required to contain one
     * such device in _SB scope if NVDIMMs support is exposed by platform to
     * OSPM.
     * For each NVDIMM present or intended to be supported by platform,
     * platform firmware also exposes an ACPI Namespace Device under the
     * root device.
     */
    aml_append(dev, aml_name_decl("_HID", aml_string("ACPI0012")));

    nvdimm_build_common_dsm(dev);
    nvdimm_build_device_dsm(dev);

    nvdimm_build_nvdimm_devices(device_list, dev);

    aml_append(sb_scope, dev);

    aml_append(ssdt, sb_scope);
    /* copy AML table into ACPI tables blob and patch header there */
    g_array_append_vals(table_data, ssdt->buf->data, ssdt->buf->len);
    build_header(linker, table_data,
                 (void *)(table_data->data + table_data->len - ssdt->buf->len),
                 "SSDT", ssdt->buf->len, 1, "NVDIMM");
    free_aml_allocator();
}
Esempio n. 13
0
unsigned long northbridge_write_acpi_tables(struct device *const dev,
					    unsigned long current,
					    struct acpi_rsdp *const rsdp)
{
	const u32 capid0_a = pci_read_config32(dev, 0xe4);
	if (capid0_a & (1 << 23))
		return current;

	printk(BIOS_DEBUG, "ACPI:     * DMAR\n");
	acpi_dmar_t *const dmar = (acpi_dmar_t *)current;
	acpi_create_dmar(dmar, DMAR_INTR_REMAP, acpi_fill_dmar);
	current += dmar->header.length;
	current = acpi_align_current(current);
	acpi_add_table(rsdp, dmar);

	current = acpi_align_current(current);

	printk(BIOS_DEBUG, "current = %lx\n", current);

	return current;
}
Esempio n. 14
0
unsigned long mainboard_write_acpi_tables(device_t device,
					  unsigned long start,
					  acpi_rsdp_t *rsdp)
{
	unsigned long current;
	acpi_header_t *ecdt;

	current = start;

	/* Align ACPI tables to 16byte */
	current = acpi_align_current(current);

	printk(BIOS_DEBUG, "ACPI:     * ECDT\n");
	ecdt = (acpi_header_t *)current;
	current += acpi_create_ecdt((acpi_ecdt_t *)current);
	current = acpi_align_current(current);
	acpi_add_table(rsdp, ecdt);

	printk(BIOS_DEBUG, "current = %lx\n", current);
	return current;
}
Esempio n. 15
0
unsigned long northbridge_write_acpi_tables(device_t device,
					    unsigned long start,
					    struct acpi_rsdp *rsdp)
{
	unsigned long current;
	acpi_dmar_t *dmar;

	current = start;

	printk(BIOS_DEBUG, "ACPI:     * DMAR\n");
	dmar = (acpi_dmar_t *) current;
	acpi_create_dmar(dmar, 0, acpi_fill_dmar);
	current += dmar->header.length;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, dmar);

	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "current = %lx\n", current);

	return current;
}
Esempio n. 16
0
unsigned long write_acpi_tables(unsigned long start)
{
	unsigned long current;
	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;
#if CONFIG_HAVE_ACPI_SLIC
	acpi_header_t *slic;
#endif
	acpi_header_t *ssdt;
	acpi_header_t *dsdt;

	current = fw_cfg_acpi_tables(start);
	if (current)
		return current;

	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);

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:    * HPET\n");

	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	ALIGN_CURRENT;
	acpi_create_hpet(hpet);
	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;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, madt);

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, mcfg);

	printk(BIOS_DEBUG, "ACPI:     * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	ALIGN_CURRENT;
	acpi_create_facs(facs);

	dsdt = (acpi_header_t *) current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);

	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:     * DSDT @ %p Length %x\n", dsdt,
		     dsdt->length);

#if CONFIG_HAVE_ACPI_SLIC
	printk(BIOS_DEBUG, "ACPI:     * SLIC\n");
	slic = (acpi_header_t *)current;
	current += acpi_create_slic(current);
	ALIGN_CURRENT;
	acpi_add_table(rsdp, slic);
#endif

	printk(BIOS_DEBUG, "ACPI:     * FADT\n");
	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:     * SSDT\n");
	ssdt = (acpi_header_t *)current;
	acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);
	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "current = %lx\n", current);
	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 17
0
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 *alib;
	acpi_header_t *ivrs;
	acpi_hest_t *hest;

	get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */

	/* Align ACPI tables to 16 bytes */
	start = ALIGN(start, 16);
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/* DSDT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * DSDT at %lx\n", current);
	dsdt = (acpi_header_t *)current; /* it will used by fadt */
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:    * DSDT @ %p Length %x\n",dsdt,dsdt->length);

	/* FACS */ /* it needs 64 bit alignment */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI: * FACS at %lx\n", current);
	facs = (acpi_facs_t *) current; /* it will be used by fadt */
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	/* FADT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * FADT at %lx\n", current);
	fadt = (acpi_fadt_t *) current;
	current += sizeof(acpi_fadt_t);

	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

	/*
	 * We explicitly add these tables later on:
	 */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * HPET at %lx\n", current);
	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_hpet(hpet);
	acpi_add_table(rsdp, hpet);

	/* If we want to use HPET Timers Linux wants an MADT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * MADT at %lx\n",current);
	madt = (acpi_madt_t *) current;
	acpi_create_madt(madt);
	current += madt->header.length;
	acpi_add_table(rsdp, madt);

	/* HEST */
	current = ALIGN(current, 8);
	hest = (acpi_hest_t *)current;
	acpi_write_hest((void *)current);
	acpi_add_table(rsdp, (void *)current);
	current += ((acpi_header_t *)current)->length;

	current   = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * IVRS at %lx\n", current);
	ivrs = agesawrapper_getlateinitptr(PICK_IVRS);
	if (ivrs != NULL) {
		memcpy((void *)current, ivrs, ivrs->length);
		ivrs = (acpi_header_t *) current;
		current += ivrs->length;
		acpi_add_table(rsdp, ivrs);
	} else {
		printk(BIOS_DEBUG, "  AGESA IVRS table NULL. Skipping.\n");
	}

	/* SRAT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * SRAT at %lx\n", current);
	srat = (acpi_srat_t *) agesawrapper_getlateinitptr (PICK_SRAT);
	if (srat != NULL) {
		memcpy((void *)current, srat, srat->header.length);
		srat = (acpi_srat_t *) current;
		current += srat->header.length;
		acpi_add_table(rsdp, srat);
	} else {
		printk(BIOS_DEBUG, "  AGESA SRAT table NULL. Skipping.\n");
	}

	/* SLIT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:   * SLIT at %lx\n", current);
	slit = (acpi_slit_t *) agesawrapper_getlateinitptr (PICK_SLIT);
	if (slit != NULL) {
		memcpy((void *)current, slit, slit->header.length);
		slit = (acpi_slit_t *) current;
		current += slit->header.length;
		acpi_add_table(rsdp, slit);
	} else {
		printk(BIOS_DEBUG, "  AGESA SLIT table NULL. Skipping.\n");
	}

	/* ALIB */
	current = ALIGN(current, 16);
	printk(BIOS_DEBUG, "ACPI:  * AGESA ALIB SSDT at %lx\n", current);
	alib = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_ALIB);
	if (alib != NULL) {
		memcpy((void *)current, alib, alib->length);
		alib = (acpi_header_t *) current;
		current += alib->length;
		acpi_add_table(rsdp, (void *)alib);
	}
	else {
		printk(BIOS_DEBUG, "	AGESA ALIB SSDT table NULL. Skipping.\n");
	}

	/* this pstate ssdt may cause Blue Screen: Fixed: Keep this comment for a while. */
	/* SSDT */
	current   = ALIGN(current, 16);
	printk(BIOS_DEBUG, "ACPI:    * SSDT at %lx\n", current);
	ssdt = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_PSTATE);
	if (ssdt != NULL) {
		memcpy((void *)current, ssdt, ssdt->length);
		ssdt = (acpi_header_t *) current;
		current += ssdt->length;
	}
	else {
		printk(BIOS_DEBUG, "  AGESA PState table NULL. Skipping.\n");
	}
	acpi_add_table(rsdp,ssdt);

	printk(BIOS_DEBUG, "ACPI:    * SSDT for PState at %lx\n", current);

	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);

#if DUMP_ACPI_TABLES == 1
	printk(BIOS_DEBUG, "rsdp\n");
	dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));

	printk(BIOS_DEBUG, "rsdt\n");
	dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));

	printk(BIOS_DEBUG, "madt\n");
	dump_mem(madt, ((void *)madt) + madt->header.length);

	printk(BIOS_DEBUG, "srat\n");
	dump_mem(srat, ((void *)srat) + srat->header.length);

	printk(BIOS_DEBUG, "slit\n");
	dump_mem(slit, ((void *)slit) + slit->header.length);

	printk(BIOS_DEBUG, "ssdt\n");
	dump_mem(ssdt, ((void *)ssdt) + ssdt->length);

	printk(BIOS_DEBUG, "fadt\n");
	dump_mem(fadt, ((void *)fadt) + fadt->header.length);

	printk(BIOS_DEBUG, "hest\n");
	dump_mem(hest, ((void *)hest) + hest->header.length);
#endif

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 18
0
unsigned long write_acpi_tables(unsigned long start)
{
	unsigned long current;
	acpi_rsdp_t *rsdp;
	acpi_rsdt_t *rsdt;
	acpi_xsdt_t *xsdt;
	acpi_fadt_t *fadt;
	acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
	acpi_header_t *slic;
#endif
	acpi_header_t *ssdt;
	acpi_header_t *dsdt;
	acpi_mcfg_t *mcfg;
	acpi_madt_t *madt;
	device_t dev;

	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);

	printk(BIOS_DEBUG, "ACPI:    * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	ALIGN_CURRENT;
	acpi_create_facs(facs);

	printk(BIOS_DEBUG, "ACPI:    * DSDT\n");
	dsdt = (acpi_header_t *) current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	if (dsdt->length >= sizeof(acpi_header_t)) {
		current += sizeof(acpi_header_t);

		acpigen_set_current((char *) current);
		for (dev = all_devices; dev; dev = dev->next)
			if (dev->ops && dev->ops->acpi_inject_dsdt_generator) {
				dev->ops->acpi_inject_dsdt_generator();
			}
		current = (unsigned long) acpigen_get_current();
		memcpy((char *)current,
		       (char *)&AmlCode + sizeof(acpi_header_t),
		       dsdt->length - sizeof(acpi_header_t));
		current += dsdt->length - sizeof(acpi_header_t);

		/* (Re)calculate length and checksum. */
		dsdt->length = current - (unsigned long)dsdt;
		dsdt->checksum = 0;
		dsdt->checksum = acpi_checksum((void *)dsdt, dsdt->length);
	}

	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "ACPI:    * FADT\n");
	fadt = (acpi_fadt_t *) current;
	current += sizeof(acpi_fadt_t);
	ALIGN_CURRENT;

	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

#if CONFIG_HAVE_ACPI_SLIC
	printk(BIOS_DEBUG, "ACPI:     * SLIC\n");
	slic = (acpi_header_t *)current;
	current += acpi_create_slic(current);
	ALIGN_CURRENT;
	acpi_add_table(rsdp, slic);
#endif

	printk(BIOS_DEBUG, "ACPI:     * SSDT\n");
	ssdt = (acpi_header_t *)current;
	acpi_create_ssdt_generator(ssdt, ACPI_TABLE_CREATOR);
	if (ssdt->length > sizeof(acpi_header_t)) {
		current += ssdt->length;
		acpi_add_table(rsdp, ssdt);
		ALIGN_CURRENT;
	}

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	if (mcfg->header.length > sizeof(acpi_mcfg_t)) {
		current += mcfg->header.length;
		ALIGN_CURRENT;
		acpi_add_table(rsdp, mcfg);
	}

	printk(BIOS_DEBUG, "ACPI:    * MADT\n");

	madt = (acpi_madt_t *) current;
	acpi_create_madt(madt);
	if (madt->header.length > sizeof(acpi_madt_t)) {
		current+=madt->header.length;
		acpi_add_table(rsdp,madt);
	}
	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "current = %lx\n", current);

	for (dev = all_devices; dev; dev = dev->next) {
		if (dev->ops && dev->ops->write_acpi_tables) {
			current = dev->ops->write_acpi_tables(current, rsdp);
			ALIGN_CURRENT;
		}
	}

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 19
0
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;
#if 0
	acpi_header_t *ssdt;
#endif

	/* Align ACPI tables to 16 byte. */
	start = (start + 0x0f) & -0x10;
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/* We explicitly add these tables later on: */
	printk(BIOS_DEBUG, "ACPI:     * FACS\n");
	current = ALIGN(current, 64);
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	printk(BIOS_DEBUG, "ACPI:     * DSDT\n");
	dsdt = (acpi_header_t *) current;
	memcpy(dsdt, &AmlCode_dsdt, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode_dsdt, dsdt->length);
	dsdt->checksum = 0; /* Don't trust iasl to get this right. */
	dsdt->checksum = acpi_checksum((u8*)dsdt, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:     * DSDT @ %p Length %x\n", dsdt, dsdt->length);

	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);

	/* If we want to use HPET timers Linux wants it in 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);

	/* NO MCFG in VX855, no PCI-E. */

	printk(BIOS_DEBUG, "ACPI:    * HPET\n");
	hpet = (acpi_hpet_t *) current;
	acpi_create_hpet(hpet);
	current += hpet->header.length;
	acpi_add_table(rsdp, hpet);

#if 0
	printk(BIOS_DEBUG, "ACPI:     * SSDT\n");
	ssdt = (acpi_header_t *) current;
	memcpy(ssdt, &AmlCode_ssdt, sizeof(acpi_header_t));
	current += ssdt->length;
	memcpy(ssdt, &AmlCode_ssdt, ssdt->length);
	ssdt->checksum = 0; /* Don't trust iasl to get this right. */
	ssdt->checksum = acpi_checksum((u8*)ssdt, ssdt->length);
	acpi_add_table(rsdp, ssdt);
	printk(BIOS_DEBUG, "ACPI:     * SSDT @ %08x Length %x\n", ssdt, ssdt->length);
#endif

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 20
0
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;
#if CONFIG_HAVE_ACPI_SLIC
	acpi_header_t *slic;
#endif
	acpi_header_t *ssdt;
	acpi_header_t *dsdt;
	void *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);

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:    * HPET\n");

	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	ALIGN_CURRENT;
	acpi_create_intel_hpet(hpet);
	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;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, madt);

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, mcfg);

	printk(BIOS_DEBUG, "ACPI:     * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	ALIGN_CURRENT;
	acpi_create_facs(facs);

	dsdt = (acpi_header_t *) current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);

	/* Fix up global NVS region for SMI handler. The GNVS region lives
	 * in the (high) table area. The low memory map looks like this:
	 *
	 * 0x00000000 - 0x000003ff	Real Mode IVT
	 * 0x00000020 - 0x0000019c	Low MP Table (XXX conflict?)
	 * 0x00000400 - 0x000004ff	BDA (somewhat unused)
	 * 0x00000500 - 0x0000052f	Moved GDT
	 * 0x00000530 - 0x00000b64	coreboot table
	 * 0x0007c000 - 0x0007dfff	OS boot sector (unused?)
	 * 0x0007e000 - 0x0007ffff	free to use (so no good for acpi+smi)
	 * 0x00080000 - 0x0009fbff	usable ram
	 * 0x0009fc00 - 0x0009ffff	EBDA (unused?)
	 * 0x000a0000 - 0x000bffff	VGA memory
	 * 0x000c0000 - 0x000cffff	VGA option rom
	 * 0x000d0000 - 0x000dffff	free for other option roms?
	 * 0x000e0000 - 0x000fffff	SeaBIOS? (conflict with low tables:)
	 * 0x000f0000 - 0x000f03ff	PIRQ table
	 * 0x000f0400 - 0x000f66??	ACPI tables
	 * 0x000f66?? - 0x000f????	DMI tables
	 */

	ALIGN_CURRENT;

	/* Pack GNVS into the ACPI table area */
	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 -> 0x%08x\n", i, (u32)current);
			*(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes
			break;
		}
	}

	/* And fill it */
	acpi_create_gnvs((global_nvs_t *)current);

	/* Keep pointer around */
	gnvs = (void *)current;

	current += 0x100;
	ALIGN_CURRENT;

	/* And tell SMI about it */
	smm_setup_structures(gnvs, NULL, NULL);

	/* 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);

#if CONFIG_HAVE_ACPI_SLIC
	printk(BIOS_DEBUG, "ACPI:     * SLIC\n");
	slic = (acpi_header_t *)current;
	current += acpi_create_slic(current);
	ALIGN_CURRENT;
	acpi_add_table(rsdp, slic);
#endif

	printk(BIOS_DEBUG, "ACPI:     * FADT\n");
	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:     * SSDT\n");
	ssdt = (acpi_header_t *)current;
	acpi_create_ssdt_generator(ssdt, "COREBOOT");
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);
	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "current = %lx\n", current);

	printk(BIOS_DEBUG, "ACPI:     * DMI (Linux workaround)\n");
	memcpy((void *)0xfff80, dmi_table, DMI_TABLE_SIZE);
#if CONFIG_WRITE_HIGH_TABLES == 1
	memcpy((void *)current, dmi_table, DMI_TABLE_SIZE);
	current += DMI_TABLE_SIZE;
	ALIGN_CURRENT;
#endif

	printk(BIOS_INFO, "ACPI: done.\n");

	/* Enable Dummy DCC ON# for DVI */
	printk(BIOS_DEBUG, "Laptop handling...\n");
	outb(inb(0x60f) & ~(1 << 5), 0x60f);

	return current;
}
Esempio n. 21
0
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;
	acpi_header_t *ssdt;

	get_bus_conf();		/* it will get sblk, pci1234, hcdn, and sbdn */

	/* Align ACPI tables to 16byte */
	start = (start + 0x0f) & -0x10;
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/* FACS */
	printk(BIOS_DEBUG, "ACPI:    * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	/* 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);
	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);

	/*
	 * We explicitly add these tables later on:
	 */
	/* If we want to use HPET Timers Linux wants an MADT */
	printk(BIOS_DEBUG, "ACPI:    * HPET\n");
	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_hpet(hpet);
	acpi_add_table(rsdp, hpet);

	printk(BIOS_DEBUG, "ACPI:    * MADT\n");
	madt = (acpi_madt_t *) current;
	acpi_create_madt(madt);
	current += madt->header.length;
	acpi_add_table(rsdp, madt);

	/* SSDT */
	printk(BIOS_DEBUG, "ACPI:    * SSDT\n");
	ssdt = (acpi_header_t *)current;

	acpi_create_ssdt_generator(ssdt, "DYNADATA");
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);

#if DUMP_ACPI_TABLES == 1
	printk(BIOS_DEBUG, "rsdp\n");
	dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));

	printk(BIOS_DEBUG, "rsdt\n");
	dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));

	printk(BIOS_DEBUG, "madt\n");
	dump_mem(madt, ((void *)madt) + madt->header.length);

	printk(BIOS_DEBUG, "ssdt\n");
	dump_mem(ssdt, ((void *)ssdt) + ssdt->length);

	printk(BIOS_DEBUG, "fadt\n");
	dump_mem(fadt, ((void *)fadt) + fadt->header.length);
#endif

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 22
0
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;
#if CONFIG_HAVE_ACPI_SLIC
	acpi_header_t *slic;
#endif
	acpi_header_t *ssdt;
	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);

	printk(BIOS_DEBUG, "ACPI:    * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	ALIGN_CURRENT;
	acpi_create_facs(facs);

	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);

	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "ACPI:    * FADT\n");
	fadt = (acpi_fadt_t *) current;
	current += sizeof(acpi_fadt_t);
	ALIGN_CURRENT;

	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:    * HPET\n");

	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	ALIGN_CURRENT;
	acpi_create_intel_hpet(hpet);
	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;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, madt);

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, mcfg);

	/* 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 */
	smm_setup_structures(gnvs, NULL, NULL);

	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:     * DSDT @ %p Length %x\n", dsdt,
		     dsdt->length);

#if CONFIG_HAVE_ACPI_SLIC
	printk(BIOS_DEBUG, "ACPI:     * SLIC\n");
	slic = (acpi_header_t *)current;
	current += acpi_create_slic(current);
	ALIGN_CURRENT;
	acpi_add_table(rsdp, slic);
#endif

	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);
	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "ACPI:     * SSDT2\n");
	ssdt = (acpi_header_t *)current;
	acpi_create_serialio_ssdt(ssdt);
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);
	ALIGN_CURRENT;

	printk(BIOS_DEBUG, "current = %lx\n", current);
	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 23
0
unsigned long write_acpi_tables(unsigned long start)
{
	unsigned long current;
	int i;
	acpi_rsdp_t *rsdp;
	acpi_rsdt_t *rsdt;
	acpi_hpet_t *hpet;
	acpi_madt_t *madt;
	acpi_mcfg_t *mcfg;
	acpi_fadt_t *fadt;
	acpi_facs_t *facs;
#if CONFIG_HAVE_ACPI_SLIC
	acpi_header_t *slic;
#endif
	acpi_header_t *ssdt;
	acpi_header_t *dsdt;

	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;

	/* clear all table memory */
	memset((void *) start, 0, current - start);

	acpi_write_rsdp(rsdp, rsdt, NULL);
	acpi_write_rsdt(rsdt);

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:    * HPET\n");

	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	ALIGN_CURRENT;
	acpi_create_intel_hpet(hpet);
	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;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, madt);

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	ALIGN_CURRENT;
	acpi_add_table(rsdp, mcfg);

	printk(BIOS_DEBUG, "ACPI:     * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	ALIGN_CURRENT;
	acpi_create_facs(facs);

	dsdt = (acpi_header_t *) current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);

	ALIGN_CURRENT;

	/* Pack GNVS into the ACPI table area */
	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 -> 0x%08lx\n", i, current);
			*(u32*)(((u32)dsdt) + i) = current; // 0x92 bytes
			break;
		}
	}

	/* And fill it */
	acpi_create_gnvs((global_nvs_t *)current);

	current += 0x100;
	ALIGN_CURRENT;

#if CONFIG_HAVE_SMI_HANDLER
	/* And tell SMI about it */
	smm_setup_structures((void *)current, NULL, NULL);
#endif

	/* 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);

#if CONFIG_HAVE_ACPI_SLIC
	printk(BIOS_DEBUG, "ACPI:     * SLIC\n");
	slic = (acpi_header_t *)current;
	current += acpi_create_slic(current);
	ALIGN_CURRENT;
	acpi_add_table(rsdp, slic);
#endif

	printk(BIOS_DEBUG, "ACPI:     * FADT\n");
	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:     * SSDT\n");
	ssdt = (acpi_header_t *)current;
	acpi_create_ssdt_generator(ssdt, "DYNADATA");
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);

	printk(BIOS_DEBUG, "current = %lx\n", current);

	printk(BIOS_DEBUG, "ACPI:     * DMI (Linux workaround)\n");
	memcpy((void *)0xfff80, dmi_table, DMI_TABLE_SIZE);
#if CONFIG_WRITE_HIGH_TABLES == 1
	memcpy((void *)current, dmi_table, DMI_TABLE_SIZE);
	current += DMI_TABLE_SIZE;
	ALIGN_CURRENT;
#endif

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 24
0
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_mcfg_t *mcfg;
	acpi_fadt_t *fadt;
	acpi_facs_t *facs;
	acpi_header_t *dsdt;

	/* Align ACPI tables to 16byte */
	start = (start + 0x0f) & -0x10;
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/*
	 * We explicitly add these tables later on:
	 */

	printk(BIOS_DEBUG, "ACPI:    * HPET\n");

	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_via_hpet(hpet);
	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);

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	acpi_add_table(rsdp, mcfg);

	printk(BIOS_DEBUG, "ACPI:     * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	dsdt = (acpi_header_t *) current;
	dsdt = (acpi_header_t *)current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
#ifdef DONT_TRUST_IASL
	dsdt->checksum = 0;	// don't trust intel iasl compiler to get this right
	dsdt->checksum = acpi_checksum(dsdt, dsdt->length);
#endif
	printk(BIOS_DEBUG, "ACPI:     * DSDT @ %p Length %x\n", dsdt,
		     dsdt->length);
	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);
	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 25
0
/*
 * QEMU's version of write_acpi_tables is defined in
 * arch/x86/cpu/qemu/acpi_table.c
 */
u32 write_acpi_tables(u32 start)
{
	u32 current;
	struct acpi_rsdp *rsdp;
	struct acpi_rsdt *rsdt;
	struct acpi_xsdt *xsdt;
	struct acpi_facs *facs;
	struct acpi_table_header *dsdt;
	struct acpi_fadt *fadt;
	struct acpi_mcfg *mcfg;
	struct acpi_madt *madt;

	current = start;

	/* Align ACPI tables to 16 byte */
	current = ALIGN(current, 16);

	debug("ACPI: Writing ACPI tables at %x\n", start);

	/* We need at least an RSDP and an RSDT Table */
	rsdp = (struct acpi_rsdp *)current;
	current += sizeof(struct acpi_rsdp);
	current = ALIGN(current, 16);
	rsdt = (struct acpi_rsdt *)current;
	current += sizeof(struct acpi_rsdt);
	current = ALIGN(current, 16);
	xsdt = (struct acpi_xsdt *)current;
	current += sizeof(struct acpi_xsdt);
	/*
	 * Per ACPI spec, the FACS table address must be aligned to a 64 byte
	 * boundary (Windows checks this, but Linux does not).
	 */
	current = ALIGN(current, 64);

	/* clear all table memory */
	memset((void *)start, 0, current - start);

	acpi_write_rsdp(rsdp, rsdt, xsdt);
	acpi_write_rsdt(rsdt);
	acpi_write_xsdt(xsdt);

	debug("ACPI:    * FACS\n");
	facs = (struct acpi_facs *)current;
	current += sizeof(struct acpi_facs);
	current = ALIGN(current, 16);

	acpi_create_facs(facs);

	debug("ACPI:    * DSDT\n");
	dsdt = (struct acpi_table_header *)current;
	memcpy(dsdt, &AmlCode, sizeof(struct acpi_table_header));
	current += sizeof(struct acpi_table_header);
	memcpy((char *)current,
	       (char *)&AmlCode + sizeof(struct acpi_table_header),
	       dsdt->length - sizeof(struct acpi_table_header));
	current += dsdt->length - sizeof(struct acpi_table_header);
	current = ALIGN(current, 16);

	debug("ACPI:    * FADT\n");
	fadt = (struct acpi_fadt *)current;
	current += sizeof(struct acpi_fadt);
	current = ALIGN(current, 16);
	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

	debug("ACPI:    * MADT\n");
	madt = (struct acpi_madt *)current;
	acpi_create_madt(madt);
	current += madt->header.length;
	acpi_add_table(rsdp, madt);
	current = ALIGN(current, 16);

	debug("ACPI:    * MCFG\n");
	mcfg = (struct acpi_mcfg *)current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	acpi_add_table(rsdp, mcfg);
	current = ALIGN(current, 16);

	debug("current = %x\n", current);

	debug("ACPI: done\n");

	/*
	 * Other than waiting for OSPM to request us to switch to ACPI mode,
	 * do it by ourselves, since SMI will not be triggered.
	 */
	enter_acpi_mode(fadt->pm1a_cnt_blk);

	return current;
}
Esempio n. 26
0
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;
#if CONFIG_ACPI_SSDTX_NUM >= 1
	acpi_header_t *ssdtx;
	void *p;
	int i;
#endif

	get_bus_conf();	/* it will get sblk, pci1234, hcdn, and sbdn */

	/* Align ACPI tables to 16 bytes */
	start = ALIGN(start, 16);
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/*
	 * We explicitly add these tables later on:
	 */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * HPET at %lx\n", current);
	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_hpet(hpet);
	acpi_add_table(rsdp, hpet);

	/* If we want to use HPET Timers Linux wants an MADT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * MADT at %lx\n",current);
	madt = (acpi_madt_t *) current;
	acpi_create_madt(madt);
	current += madt->header.length;
	acpi_add_table(rsdp, madt);

	/* SRAT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * SRAT at %lx\n", current);
	srat = (acpi_srat_t *) current;
	acpi_create_srat(srat);
	current += srat->header.length;
	acpi_add_table(rsdp, srat);

	/* SLIT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:   * SLIT at %lx\n", current);
	slit = (acpi_slit_t *) current;
	acpi_create_slit(slit);
	current += slit->header.length;
	acpi_add_table(rsdp, slit);

	/* SSDT */
	current = ALIGN(current, 16);
	printk(BIOS_DEBUG, "ACPI:    * SSDT at %lx\n", current);
	ssdt = (acpi_header_t *)current;
	memcpy(ssdt, &AmlCode_ssdt, sizeof(acpi_header_t));
	current += ssdt->length;
	memcpy(ssdt, &AmlCode_ssdt, 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(rsdp,ssdt);

	printk(BIOS_DEBUG, "ACPI:    * SSDT for PState at %lx\n", current);
	current = acpi_add_ssdt_pstates(rsdp, current);

#if CONFIG_ACPI_SSDTX_NUM >= 1

	/* same htio, but different position? 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;
		u8 c;
		if (i < 7) {
			c = (u8) ('4' + i - 1);
		} else {
			c = (u8) ('A' + i - 1 - 6);
		}
		current = ALIGN(current, 8);
		printk(BIOS_DEBUG, "ACPI:    * SSDT for PCI%c at %lx\n", c, current); //pci0 and pci1 are in dsdt
		ssdtx = (acpi_header_t *)current;
		switch (sysconf.hcid[i]) {
		case 1:
			p = &AmlCode_ssdt2;
			break;
		case 2:
			p = &AmlCode_ssdt3;
			break;
		case 3:	/* 8131 */
			p = &AmlCode_ssdt4;
			break;
		default:
			/* HTX no io apic */
			p = &AmlCode_ssdt5;
			break;
		}
		memcpy(ssdtx, p, sizeof(acpi_header_t));
		current += ssdtx->length;
		memcpy(ssdtx, p, ssdtx->length);
		update_ssdtx((void *)ssdtx, i);
		ssdtx->checksum = 0;
		ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
		acpi_add_table(rsdp, ssdtx);
	}
#endif

	/* DSDT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * DSDT at %lx\n", current);
	dsdt = (acpi_header_t *)current; // it will used by fadt
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:    * DSDT @ %p Length %x\n",dsdt,dsdt->length);

	/* FACS */ // it needs 64 bit alignment
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:	* FACS at %lx\n", current);
	facs = (acpi_facs_t *) current; // it will be used by fadt
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	/* FADT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:    * FADT at %lx\n", current);
	fadt = (acpi_fadt_t *) current;
	current += sizeof(acpi_fadt_t);

	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 27
0
unsigned long write_acpi_tables(unsigned long start)
{
	unsigned long current;
	acpi_rsdp_t *rsdp;
	acpi_srat_t *srat;
	acpi_rsdt_t *rsdt;
	acpi_mcfg_t *mcfg;
	acpi_hpet_t *hpet;
	acpi_madt_t *madt;
	acpi_fadt_t *fadt;
	acpi_facs_t *facs;
	acpi_slit_t *slit;
	acpi_header_t *ssdt;
	acpi_header_t *dsdt;

	/* Align ACPI tables to 16 byte. */
	start = (start + 0x0f) & -0x10;
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/* We explicitly add these tables later on: */
	printk(BIOS_DEBUG, "ACPI:     * FACS\n");

	/* we should align FACS to 64B as per ACPI specs */
	current = ALIGN(current, 64);
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	dsdt = (acpi_header_t *) current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
	dsdt->checksum = 0;	/* Don't trust iasl to get this right. */
	dsdt->checksum = acpi_checksum(dsdt, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:     * DSDT @ %p Length %x\n", dsdt,
		     dsdt->length);
	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);

	printk(BIOS_DEBUG, "ACPI:    * HPET\n");
	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_hpet(hpet);
	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);

	printk(BIOS_DEBUG, "ACPI:    * MCFG\n");
	mcfg = (acpi_mcfg_t *) current;
	acpi_create_mcfg(mcfg);
	current += mcfg->header.length;
	acpi_add_table(rsdp, mcfg);

	printk(BIOS_DEBUG, "ACPI:    * SRAT\n");
	srat = (acpi_srat_t *) current;
	acpi_create_srat(srat);
	current += srat->header.length;
	acpi_add_table(rsdp, srat);

	/* SLIT */
	printk(BIOS_DEBUG, "ACPI:    * SLIT\n");
	slit = (acpi_slit_t *) current;
	acpi_create_slit(slit);
	current+=slit->header.length;
	acpi_add_table(rsdp, slit);

	/* SSDT */
	printk(BIOS_DEBUG, "ACPI:    * SSDT\n");
	ssdt = (acpi_header_t *)current;

	acpi_create_ssdt_generator(ssdt, "DYNADATA");
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 28
0
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;
	void *p;

	int i;

	get_bus_conf(); //it will get sblk, pci1234, hcdn, and sbdn

	/* Align ACPI tables to 16 bytes */
	start = ( start + 0x0f) & -0x10;
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/* FACS */
	printk(BIOS_DEBUG, "ACPI:    * FACS\n");
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	/* DSDT */
	printk(BIOS_DEBUG, "ACPI:    * DSDT at %lx\n", current);
	dsdt = (acpi_header_t *)current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:    * DSDT @ %p Length %x\n", dsdt, dsdt->length);

	/* FADT */
	printk(BIOS_DEBUG, "ACPI:    * FADT at %lx\n", current);
	fadt = (acpi_fadt_t *) current;
	current += sizeof(acpi_fadt_t);

	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

	/*
	 * We explicitly add these tables later on:
	 */
	printk(BIOS_DEBUG, "ACPI:    * HPET at %lx\n", current);
	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_hpet(hpet);
	acpi_add_table(rsdp, hpet);

	/* If we want to use HPET Timers Linux wants an MADT */
	printk(BIOS_DEBUG, "ACPI:    * MADT at %lx\n", current);
	madt = (acpi_madt_t *) current;
	acpi_create_madt(madt);
	current+=madt->header.length;
	acpi_add_table(rsdp, madt);

	/* SRAT */
	printk(BIOS_DEBUG, "ACPI:    * SRAT at %lx\n", current);
	srat = (acpi_srat_t *) current;
	acpi_create_srat(srat);
	current+=srat->header.length;
	acpi_add_table(rsdp, srat);

	/* SLIT */
	printk(BIOS_DEBUG, "ACPI:   * SLIT at %lx\n", current);
	slit = (acpi_slit_t *) current;
	acpi_create_slit(slit);
	current+=slit->header.length;
	acpi_add_table(rsdp, slit);

	/* SSDT */
	printk(BIOS_DEBUG, "ACPI:    * SSDT at %lx\n", current);
	ssdt = (acpi_header_t *)current;

	acpi_create_ssdt_generator(ssdt, "DYNADATA");
	current += ssdt->length;
	acpi_add_table(rsdp, ssdt);

#if CONFIG_ACPI_SSDTX_NUM >= 1

	//same htio, but different position? 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;
		u8 c;
		if(i<7) {
			c  = (u8) ('4' + i - 1);
		}
		else {
			c  = (u8) ('A' + i - 1 - 6);
		}
		current = ( current + 0x07) & -0x08;
		printk(BIOS_DEBUG, "ACPI:    * SSDT for PCI%c Aka hcid = %d\n", c, sysconf.hcid[i]); //pci0 and pci1 are in dsdt
		ssdtx = (acpi_header_t *)current;
		switch(sysconf.hcid[i]) {
		case 1: //8132
			p = &AmlCode_ssdt2;
			break;
		case 2: //8151
			p = &AmlCode_ssdt3;
			break;
		case 3: //8131
			p = &AmlCode_ssdt4;
			break;
		default:
			continue;
		}
		memcpy(ssdtx, p, sizeof(acpi_header_t));
		current += ssdtx->length;
		memcpy(ssdtx, p, ssdtx->length);
		update_ssdtx((void *)ssdtx, i);
		ssdtx->checksum = 0;
		ssdtx->checksum = acpi_checksum((u8 *)ssdtx, ssdtx->length);
		acpi_add_table(rsdp, ssdtx);
	}
#endif

#if DUMP_ACPI_TABLES == 1
	printk(BIOS_DEBUG, "rsdp\n");
	dump_mem(rsdp, ((void *)rsdp) + sizeof(acpi_rsdp_t));

	printk(BIOS_DEBUG, "rsdt\n");
	dump_mem(rsdt, ((void *)rsdt) + sizeof(acpi_rsdt_t));

	printk(BIOS_DEBUG, "madt\n");
	dump_mem(madt, ((void *)madt) + madt->header.length);

	printk(BIOS_DEBUG, "srat\n");
	dump_mem(srat, ((void *)srat) + srat->header.length);

	printk(BIOS_DEBUG, "slit\n");
	dump_mem(slit, ((void *)slit) + slit->header.length);

	printk(BIOS_DEBUG, "ssdt\n");
	dump_mem(ssdt, ((void *)ssdt) + ssdt->length);

	printk(BIOS_DEBUG, "fadt\n");
	dump_mem(fadt, ((void *)fadt) + fadt->header.length);
#endif

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
Esempio n. 29
0
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 *ssdt2;
	acpi_header_t *alib;
	acpi_hest_t *hest;

	get_bus_conf(); /* it will get sblk, pci1234, hcdn, and sbdn */

	/* Align ACPI tables to 16 bytes */
	start = ALIGN(start, 16);
	current = start;

	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);
	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, NULL);
	acpi_write_rsdt(rsdt);

	/* DSDT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * DSDT at %lx\n", current);
	dsdt = (acpi_header_t *)current;
	memcpy(dsdt, &AmlCode, sizeof(acpi_header_t));
	current += dsdt->length;
	memcpy(dsdt, &AmlCode, dsdt->length);
	printk(BIOS_DEBUG, "ACPI:  * DSDT @ %p Length %x\n",dsdt,dsdt->length);

	/* FACS */ // it needs 64 bit alignment
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * FACS at %lx\n", current);
	facs = (acpi_facs_t *) current;
	current += sizeof(acpi_facs_t);
	acpi_create_facs(facs);

	/* FADT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * FADT at %lx\n", current);
	fadt = (acpi_fadt_t *) current;
	current += sizeof(acpi_fadt_t);

	acpi_create_fadt(fadt, facs, dsdt);
	acpi_add_table(rsdp, fadt);

	/*
	 * We explicitly add these tables later on:
	 */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * HPET at %lx\n", current);
	hpet = (acpi_hpet_t *) current;
	current += sizeof(acpi_hpet_t);
	acpi_create_hpet(hpet);
	acpi_add_table(rsdp, hpet);

	/* If we want to use HPET Timers Linux wants an MADT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * MADT at %lx\n",current);
	madt = (acpi_madt_t *) current;
	acpi_create_madt(madt);
	current += madt->header.length;
	acpi_add_table(rsdp, madt);

	/* HEST */
	current = ALIGN(current, 8);
	hest = (acpi_hest_t *)current;
	acpi_write_hest((void *)current);
	acpi_add_table(rsdp, (void *)current);
	current += ((acpi_header_t *)current)->length;

	/* SRAT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * SRAT at %lx\n", current);
	srat = (acpi_srat_t *) agesawrapper_getlateinitptr (PICK_SRAT);
	if (srat != NULL) {
		memcpy((void *)current, srat, srat->header.length);
		srat = (acpi_srat_t *) current;
		current += srat->header.length;
		acpi_add_table(rsdp, srat);
	}
	else {
		printk(BIOS_DEBUG, "  AGESA SRAT table NULL. Skipping.\n");
	}

	/* SLIT */
	current = ALIGN(current, 8);
	printk(BIOS_DEBUG, "ACPI:  * SLIT at %lx\n", current);
	slit = (acpi_slit_t *) agesawrapper_getlateinitptr (PICK_SLIT);
	if (slit != NULL) {
		memcpy((void *)current, slit, slit->header.length);
		slit = (acpi_slit_t *) current;
		current += slit->header.length;
		acpi_add_table(rsdp, slit);
	}
	else {
		printk(BIOS_DEBUG, "  AGESA SLIT table NULL. Skipping.\n");
	}

	/* SSDT */
	current = ALIGN(current, 16);
	printk(BIOS_DEBUG, "ACPI:  * AGESA ALIB SSDT at %lx\n", current);
	alib = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_ALIB);
	if (alib != NULL) {
		memcpy((void *)current, alib, alib->length);
		alib = (acpi_header_t *) current;
		current += alib->length;
		acpi_add_table(rsdp, (void *)alib);
	} else {
		printk(BIOS_DEBUG, "	AGESA ALIB SSDT table NULL. Skipping.\n");
	}

	/* The DSDT needs additional work for the AGESA SSDT Pstate table */
	/* Keep the comment for a while. */
	current = ALIGN(current, 16);
	printk(BIOS_DEBUG, "ACPI:  * AGESA SSDT Pstate at %lx\n", current);
	ssdt = (acpi_header_t *)agesawrapper_getlateinitptr (PICK_PSTATE);
	if (ssdt != NULL) {
		memcpy((void *)current, ssdt, ssdt->length);
		ssdt = (acpi_header_t *) current;
		current += ssdt->length;
		acpi_add_table(rsdp,ssdt);
	} else {
		printk(BIOS_DEBUG, "  AGESA SSDT Pstate table NULL. Skipping.\n");
	}

	current = ALIGN(current, 16);
	printk(BIOS_DEBUG, "ACPI:  * coreboot TOM SSDT2 at %lx\n", current);
	ssdt2 = (acpi_header_t *) current;
	acpi_create_ssdt_generator(ssdt2, ACPI_TABLE_CREATOR);
	current += ssdt2->length;
	acpi_add_table(rsdp,ssdt2);

	printk(BIOS_INFO, "ACPI: done.\n");
	return current;
}
static
void acpi_build(PcGuestInfo *guest_info, AcpiBuildTables *tables)
{
    GArray *table_offsets;
    unsigned facs, dsdt, rsdt;
    AcpiCpuInfo cpu;
    AcpiPmInfo pm;
    AcpiMiscInfo misc;
    AcpiMcfgInfo mcfg;
    PcPciInfo pci;
    uint8_t *u;

    acpi_get_cpu_info(&cpu);
    acpi_get_pm_info(&pm);
    acpi_get_dsdt(&misc);
    acpi_get_misc_info(&misc);
    acpi_get_pci_info(&pci);

    table_offsets = g_array_new(false, true /* clear */,
                                        sizeof(uint32_t));
    ACPI_BUILD_DPRINTF(3, "init ACPI tables\n");

    bios_linker_loader_alloc(tables->linker, ACPI_BUILD_TABLE_FILE,
                             64 /* Ensure FACS is aligned */,
                             false /* high memory */);

    /*
     * FACS is pointed to by FADT.
     * We place it first since it's the only table that has alignment
     * requirements.
     */
    facs = tables->table_data->len;
    build_facs(tables->table_data, tables->linker, guest_info);

    /* DSDT is pointed to by FADT */
    dsdt = tables->table_data->len;
    build_dsdt(tables->table_data, tables->linker, &misc);

    /* ACPI tables pointed to by RSDT */
    acpi_add_table(table_offsets, tables->table_data);
    build_fadt(tables->table_data, tables->linker, &pm, facs, dsdt);
    acpi_add_table(table_offsets, tables->table_data);

    build_ssdt(tables->table_data, tables->linker, &cpu, &pm, &misc, &pci,
               guest_info);
    acpi_add_table(table_offsets, tables->table_data);

    build_madt(tables->table_data, tables->linker, &cpu, guest_info);
    acpi_add_table(table_offsets, tables->table_data);
    if (misc.has_hpet) {
        build_hpet(tables->table_data, tables->linker);
    }
    if (guest_info->numa_nodes) {
        acpi_add_table(table_offsets, tables->table_data);
        build_srat(tables->table_data, tables->linker, &cpu, guest_info);
    }
    if (acpi_get_mcfg(&mcfg)) {
        acpi_add_table(table_offsets, tables->table_data);
        build_mcfg_q35(tables->table_data, tables->linker, &mcfg);
    }

    /* Add tables supplied by user (if any) */
    for (u = acpi_table_first(); u; u = acpi_table_next(u)) {
        unsigned len = acpi_table_len(u);

        acpi_add_table(table_offsets, tables->table_data);
        g_array_append_vals(tables->table_data, u, len);
    }

    /* RSDT is pointed to by RSDP */
    rsdt = tables->table_data->len;
    build_rsdt(tables->table_data, tables->linker, table_offsets);

    /* RSDP is in FSEG memory, so allocate it separately */
    build_rsdp(tables->rsdp, tables->linker, rsdt);

    /* We'll expose it all to Guest so align size to reduce
     * chance of size changes.
     * RSDP is small so it's easy to keep it immutable, no need to
     * bother with alignment.
     */
    acpi_align_size(tables->table_data, 0x1000);

    acpi_align_size(tables->linker, 0x1000);

    /* Cleanup memory that's no longer used. */
    g_array_free(table_offsets, true);
}