diff options
Diffstat (limited to 'src/soc/intel/xeon_sp/skx')
-rw-r--r-- | src/soc/intel/xeon_sp/skx/Makefile.inc | 1 | ||||
-rw-r--r-- | src/soc/intel/xeon_sp/skx/acpi.c | 280 |
2 files changed, 0 insertions, 281 deletions
diff --git a/src/soc/intel/xeon_sp/skx/Makefile.inc b/src/soc/intel/xeon_sp/skx/Makefile.inc index 1a7e3dd564..f042d36890 100644 --- a/src/soc/intel/xeon_sp/skx/Makefile.inc +++ b/src/soc/intel/xeon_sp/skx/Makefile.inc @@ -23,7 +23,6 @@ ramstage-y += soc_acpi.c ramstage-y += chip.c ramstage-y += soc_util.c ramstage-y += cpu.c -ramstage-$(CONFIG_HAVE_ACPI_TABLES) += acpi.c ramstage-$(CONFIG_DISPLAY_UPD_DATA) += upd_display.c ramstage-$(CONFIG_DISPLAY_HOBS) += hob_display.c ramstage-y += hob_display.c diff --git a/src/soc/intel/xeon_sp/skx/acpi.c b/src/soc/intel/xeon_sp/skx/acpi.c deleted file mode 100644 index 1e760d3ea7..0000000000 --- a/src/soc/intel/xeon_sp/skx/acpi.c +++ /dev/null @@ -1,280 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ - -#include <assert.h> -#include <acpi/acpi_gnvs.h> -#include <acpi/acpigen.h> -#include <arch/smp/mpspec.h> -#include <intelblocks/acpi.h> -#include <device/pci.h> -#include <cbmem.h> -#include <cpu/x86/smm.h> -#include <soc/acpi.h> -#include <soc/cpu.h> -#include <soc/pci_devs.h> -#include <soc/soc_util.h> -#include <soc/pm.h> -#include <string.h> - -acpi_cstate_t *soc_get_cstate_map(size_t *entries) -{ - *entries = 0; - return NULL; -} - -static int acpi_sci_irq(void) -{ - int sci_irq = 9; - uint32_t scis; - - scis = soc_read_sci_irq_select(); - scis &= SCI_IRQ_SEL; - scis >>= SCI_IRQ_ADJUST; - - /* Determine how SCI is routed. */ - switch (scis) { - case SCIS_IRQ9: - case SCIS_IRQ10: - case SCIS_IRQ11: - sci_irq = scis - SCIS_IRQ9 + 9; - break; - case SCIS_IRQ20: - case SCIS_IRQ21: - case SCIS_IRQ22: - case SCIS_IRQ23: - sci_irq = scis - SCIS_IRQ20 + 20; - break; - default: - printk(BIOS_DEBUG, "Invalid SCI route! Defaulting to IRQ9.\n"); - sci_irq = 9; - break; - } - - printk(BIOS_DEBUG, "SCI is IRQ%d\n", sci_irq); - return sci_irq; -} - -static unsigned long acpi_madt_irq_overrides(unsigned long current) -{ - int sci = acpi_sci_irq(); - uint16_t flags = MP_IRQ_TRIGGER_LEVEL; - - /* INT_SRC_OVR */ - current += acpi_create_madt_irqoverride((void *)current, 0, 0, 2, 0); - - flags |= soc_madt_sci_irq_polarity(sci); - - /* SCI */ - current += acpi_create_madt_irqoverride((void *)current, 0, sci, sci, flags); - - current += - acpi_create_madt_lapic_nmi((acpi_madt_lapic_nmi_t *) current, 0xff, 0x0d, 1); - - return current; -} - -unsigned long acpi_fill_madt(unsigned long current) -{ - int cur_index; - struct iiostack_resource stack_info = {0}; - - /* With XEON-SP FSP, PCH IOAPIC is allocated with first 120 GSIs. */ - int gsi_bases[] = { 0, 0x18, 0x20, 0x28, 0x30, 0x48, 0x50, 0x58, 0x60 }; - int ioapic_ids[] = { 0x8, 0x9, 0xa, 0xb, 0xc, 0xf, 0x10, 0x11, 0x12 }; - - /* Local APICs */ - current = xeonsp_acpi_create_madt_lapics(current); - - cur_index = 0; - get_iiostack_info(&stack_info); - - for (int stack = 0; stack < stack_info.no_of_stacks; ++stack) { - const STACK_RES *ri = &stack_info.res[stack]; - assert(cur_index < ARRAY_SIZE(ioapic_ids)); - assert(cur_index < ARRAY_SIZE(gsi_bases)); - int ioapic_id = ioapic_ids[cur_index]; - int gsi_base = gsi_bases[cur_index]; - printk(BIOS_DEBUG, "Adding MADT IOAPIC for stack: %d, ioapic_id: 0x%x, " - "ioapic_base: 0x%x, gsi_base: 0x%x\n", - stack, ioapic_id, ri->IoApicBase, gsi_base); - current += acpi_create_madt_ioapic( - (acpi_madt_ioapic_t *)current, - ioapic_id, ri->IoApicBase, gsi_base); - ++cur_index; - - /* - * Stack 0 has non-PCH IOAPIC and PCH IOAPIC. - * Add entry for PCH IOAPIC. - */ - if (stack == 0) { /* PCH IOAPIC */ - assert(cur_index < ARRAY_SIZE(ioapic_ids)); - assert(cur_index < ARRAY_SIZE(gsi_bases)); - ioapic_id = ioapic_ids[cur_index]; - gsi_base = gsi_bases[cur_index]; - printk(BIOS_DEBUG, "Adding MADT IOAPIC for stack: %d, ioapic_id: 0x%x, " - "ioapic_base: 0x%x, gsi_base: 0x%x\n", - stack, ioapic_id, - ri->IoApicBase + 0x1000, gsi_base); - current += acpi_create_madt_ioapic( - (acpi_madt_ioapic_t *)current, - ioapic_id, ri->IoApicBase + 0x1000, gsi_base); - ++cur_index; - } - } - - return acpi_madt_irq_overrides(current); -} - -void acpi_fill_fadt(acpi_fadt_t *fadt) -{ - const uint16_t pmbase = ACPI_BASE_ADDRESS; - - fadt->header.revision = get_acpi_table_revision(FADT); - - fadt->sci_int = acpi_sci_irq(); - - if (permanent_smi_handler()) { - fadt->smi_cmd = APM_CNT; - fadt->acpi_enable = APM_CNT_ACPI_ENABLE; - fadt->acpi_disable = APM_CNT_ACPI_DISABLE; - } - - fadt->pm1a_evt_blk = pmbase + PM1_STS; - fadt->pm1a_cnt_blk = pmbase + PM1_CNT; - - fadt->gpe0_blk = pmbase + GPE0_STS(0); - - fadt->pm1_evt_len = 4; - fadt->pm1_cnt_len = 2; - - /* GPE0 STS/EN pairs each 32 bits wide. */ - fadt->gpe0_blk_len = 2 * GPE0_REG_MAX * sizeof(uint32_t); - - fadt->duty_offset = 1; - fadt->day_alrm = 0xd; - - fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | - ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON | - ACPI_FADT_SEALED_CASE | ACPI_FADT_S4_RTC_WAKE | - ACPI_FADT_PLATFORM_CLOCK; - - fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8; - fadt->x_pm1a_evt_blk.addrl = pmbase + PM1_STS; - fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS; - - fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8; - fadt->x_pm1a_cnt_blk.addrl = pmbase + PM1_CNT; - fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_WORD_ACCESS; - - /* - * Windows 10 requires x_gpe0_blk to be set starting with FADT revision 5. - * The bit_width field intentionally overflows here. - * The OSPM can instead use the values in `fadt->gpe0_blk{,_len}`, which - * seems to work fine on Linux 5.0 and Windows 10. - */ - fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8; - fadt->x_gpe0_blk.bit_offset = 0; - fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_BYTE_ACCESS; - fadt->x_gpe0_blk.addrl = fadt->gpe0_blk; - fadt->x_gpe0_blk.addrh = 0; -} - -unsigned long southbridge_write_acpi_tables(const struct device *device, - unsigned long current, - struct acpi_rsdp *rsdp) -{ - current = acpi_write_hpet(device, current, rsdp); - current = (ALIGN(current, 16)); - printk(BIOS_DEBUG, "current = %lx\n", current); - return current; -} - -void southbridge_inject_dsdt(const struct device *device) -{ - struct global_nvs *gnvs; - - gnvs = cbmem_find(CBMEM_ID_ACPI_GNVS); - if (!gnvs) { - gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS, sizeof(*gnvs)); - if (gnvs) - memset(gnvs, 0, sizeof(*gnvs)); - } - - if (gnvs) { - acpi_create_gnvs(gnvs); - /* TODO: tell SMI about it, if HAVE_SMI_HANDLER */ - // apm_control(APM_CNT_GNVS_UPDATE); - - /* Add it to DSDT. */ - printk(BIOS_SPEW, "%s injecting NVSA with 0x%x\n", __FILE__, (uint32_t)gnvs); - acpigen_write_scope("\\"); - acpigen_write_name_dword("NVSA", (uint32_t)gnvs); - acpigen_pop_len(); - } -} - -int calculate_power(int tdp, int p1_ratio, int ratio) -{ - u32 m; - u32 power; - - /* - * M = ((1.1 - ((p1_ratio - ratio) * 0.00625)) / 1.1) ^ 2 - * - * Power = (ratio / p1_ratio) * m * tdp - */ - - m = (110000 - ((p1_ratio - ratio) * 625)) / 11; - m = (m * m) / 1000; - - power = ((ratio * 100000 / p1_ratio) / 100); - power *= (m / 100) * (tdp / 1000); - power /= 1000; - - return (int)power; -} - -acpi_tstate_t *soc_get_tss_table(int *entries) -{ - *entries = 0; - return NULL; -} - -void generate_cpu_entries(const struct device *device) -{ - int core_id, cpu_id, pcontrol_blk = ACPI_BASE_ADDRESS; - int plen = 6; - int total_threads = dev_count_cpu(); - int threads_per_package = get_threads_per_package(); - int numcpus = total_threads / threads_per_package; - - printk(BIOS_DEBUG, "Found %d CPU(s) with %d core(s) each, totalcores: %d.\n", - numcpus, threads_per_package, total_threads); - - for (cpu_id = 0; cpu_id < numcpus; cpu_id++) { - for (core_id = 0; core_id < threads_per_package; core_id++) { - if (core_id > 0) { - pcontrol_blk = 0; - plen = 0; - } - - /* Generate processor \_PR.CPUx */ - acpigen_write_processor((cpu_id) * threads_per_package + - core_id, pcontrol_blk, plen); - - /* NOTE: Intel idle driver doesn't use ACPI C-state tables */ - - /* Soc specific power states generation */ - soc_power_states_generation(core_id, threads_per_package); - - acpigen_pop_len(); - } - } - /* PPKG is usually used for thermal management of the first and only package. */ - acpigen_write_processor_package("PPKG", 0, threads_per_package); - - /* Add a method to notify processor nodes */ - acpigen_write_processor_cnot(threads_per_package); -} |