diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/xeon_sp/skx/acpi.c | 122 |
1 files changed, 61 insertions, 61 deletions
diff --git a/src/soc/intel/xeon_sp/skx/acpi.c b/src/soc/intel/xeon_sp/skx/acpi.c index c14e7c8aea..1e760d3ea7 100644 --- a/src/soc/intel/xeon_sp/skx/acpi.c +++ b/src/soc/intel/xeon_sp/skx/acpi.c @@ -24,7 +24,7 @@ acpi_cstate_t *soc_get_cstate_map(size_t *entries) static int acpi_sci_irq(void) { int sci_irq = 9; - int32_t scis; + uint32_t scis; scis = soc_read_sci_irq_select(); scis &= SCI_IRQ_SEL; @@ -74,55 +74,50 @@ static unsigned long acpi_madt_irq_overrides(unsigned long current) unsigned long acpi_fill_madt(unsigned long current) { - size_t hob_size = 0; - const uint8_t fsp_hob_iio_universal_data_guid[16] = - FSP_HOB_IIO_UNIVERSAL_DATA_GUID; - const IIO_UDS *hob; - int cur_stack; + 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); - hob = fsp_find_extension_hob_by_guid(fsp_hob_iio_universal_data_guid, &hob_size); - assert(hob != NULL && hob_size != 0); - - cur_stack = 0; - for (int socket = 0; socket < hob->PlatformData.numofIIO; ++socket) { - for (int stack = 0; stack < MAX_IIO_STACK; ++stack) { - const STACK_RES *ri = - &hob->PlatformData.IIO_resource[socket].StackRes[stack]; - // TODO: do we have situation with only bus 0 and one stack? - if (ri->BusBase != ri->BusLimit) { - assert(cur_stack < ARRAY_SIZE(ioapic_ids)); - assert(cur_stack < ARRAY_SIZE(gsi_bases)); - int ioapic_id = ioapic_ids[cur_stack]; - int gsi_base = gsi_bases[cur_stack]; - printk(BIOS_DEBUG, "Adding MADT IOAPIC for socket: %d, stack: %d, ioapic_id: 0x%x, " - "ioapic_base: 0x%x, gsi_base: 0x%x\n", - socket, stack, ioapic_id, ri->IoApicBase, gsi_base); - current += acpi_create_madt_ioapic( - (acpi_madt_ioapic_t *)current, - ioapic_id, ri->IoApicBase, gsi_base); - ++cur_stack; - - if (socket == 0 && stack == 0) { - assert(cur_stack < ARRAY_SIZE(ioapic_ids)); - assert(cur_stack < ARRAY_SIZE(gsi_bases)); - ioapic_id = ioapic_ids[cur_stack]; - gsi_base = gsi_bases[cur_stack]; - printk(BIOS_DEBUG, "Adding MADT IOAPIC for socket: %d, stack: %d, ioapic_id: 0x%x, " - "ioapic_base: 0x%x, gsi_base: 0x%x\n", - socket, 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_stack; - } - } + 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; } } @@ -220,27 +215,31 @@ void southbridge_inject_dsdt(const struct device *device) } } +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 + */ -static acpi_tstate_t xeon_sp_tss_table[] = { - { 100, 1000, 0, 0x00, 0 }, - { 88, 875, 0, 0x1e, 0 }, - { 75, 750, 0, 0x1c, 0 }, - { 63, 625, 0, 0x1a, 0 }, - { 50, 500, 0, 0x18, 0 }, - { 38, 375, 0, 0x16, 0 }, - { 25, 250, 0, 0x14, 0 }, - { 13, 125, 0, 0x12, 0 }, -}; + m = (110000 - ((p1_ratio - ratio) * 625)) / 11; + m = (m * m) / 1000; -acpi_tstate_t *soc_get_tss_table(int *entries) -{ - *entries = ARRAY_SIZE(xeon_sp_tss_table); - return xeon_sp_tss_table; + power = ((ratio * 100000 / p1_ratio) / 100); + power *= (m / 100) * (tdp / 1000); + power /= 1000; + + return (int)power; } -void generate_t_state_entries(int core, int cores_per_package) +acpi_tstate_t *soc_get_tss_table(int *entries) { + *entries = 0; + return NULL; } void generate_cpu_entries(const struct device *device) @@ -267,12 +266,13 @@ void generate_cpu_entries(const struct device *device) /* NOTE: Intel idle driver doesn't use ACPI C-state tables */ - /* TODO: Soc specific power states generation */ + /* 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. */ + /* 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 */ |