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-rw-r--r--src/soc/intel/meteorlake/Kconfig1
-rw-r--r--src/soc/intel/meteorlake/acpi/pci_irqs.asl155
-rw-r--r--src/soc/intel/meteorlake/acpi/southbridge.asl3
-rw-r--r--src/soc/intel/meteorlake/chip.c17
-rw-r--r--src/soc/intel/meteorlake/fsp_params.c230
-rw-r--r--src/soc/intel/meteorlake/include/soc/irq.h4
-rw-r--r--src/soc/intel/meteorlake/include/soc/pci_devs.h3
7 files changed, 249 insertions, 164 deletions
diff --git a/src/soc/intel/meteorlake/Kconfig b/src/soc/intel/meteorlake/Kconfig
index 4d69566385..a612846ff0 100644
--- a/src/soc/intel/meteorlake/Kconfig
+++ b/src/soc/intel/meteorlake/Kconfig
@@ -67,6 +67,7 @@ config CPU_SPECIFIC_OPTIONS
select SOC_INTEL_COMMON_BLOCK_HECI1_DISABLE_USING_PMC_IPC
select SOC_INTEL_COMMON_BLOCK_IPU
select SOC_INTEL_COMMON_BLOCK_IOE_P2SB
+ select SOC_INTEL_COMMON_BLOCK_IRQ
select SOC_INTEL_COMMON_BLOCK_MEMINIT
select SOC_INTEL_COMMON_BLOCK_PCIE_RTD3
select SOC_INTEL_COMMON_BLOCK_PMC_EPOC
diff --git a/src/soc/intel/meteorlake/acpi/pci_irqs.asl b/src/soc/intel/meteorlake/acpi/pci_irqs.asl
deleted file mode 100644
index 70e9f3de6b..0000000000
--- a/src/soc/intel/meteorlake/acpi/pci_irqs.asl
+++ /dev/null
@@ -1,155 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-or-later */
-
-Name (PICP, Package () {
- /* D31 */
- Package(){0x001FFFFF, 0, 0, 16 },
- Package(){0x001FFFFF, 1, 0, 17 },
- Package(){0x001FFFFF, 2, 0, 18 },
- Package(){0x001FFFFF, 3, 0, 19 },
- /* D30 */
- Package(){0x001EFFFF, 0, 0, 16 },
- Package(){0x001EFFFF, 1, 0, 17 },
- Package(){0x001EFFFF, 2, 0, 27 },
- Package(){0x001EFFFF, 3, 0, 28 },
- /* D28 */
- Package(){0x001CFFFF, 0, 0, 16 },
- Package(){0x001CFFFF, 1, 0, 17 },
- Package(){0x001CFFFF, 2, 0, 18 },
- Package(){0x001CFFFF, 3, 0, 19 },
- /* D25 */
- Package(){0x0019FFFF, 0, 0, 29 },
- Package(){0x0019FFFF, 1, 0, 30 },
- Package(){0x0019FFFF, 2, 0, 31 },
- /* D23 */
- Package(){0x0017FFFF, 0, 0, 16 },
- /* D22 */
- Package(){0x0016FFFF, 0, 0, 16 },
- Package(){0x0016FFFF, 1, 0, 17 },
- Package(){0x0016FFFF, 2, 0, 18 },
- Package(){0x0016FFFF, 3, 0, 19 },
- /* D21 */
- Package(){0x0015FFFF, 0, 0, 32 },
- Package(){0x0015FFFF, 1, 0, 33 },
- Package(){0x0015FFFF, 2, 0, 34 },
- Package(){0x0015FFFF, 3, 0, 35 },
- /* D20 */
- Package(){0x0014FFFF, 0, 0, 16 },
- Package(){0x0014FFFF, 1, 0, 17 },
- Package(){0x0014FFFF, 2, 0, 18 },
- /* D18 */
- Package(){0x0012FFFF, 0, 0, 26 },
- Package(){0x0012FFFF, 1, 0, 37 },
- Package(){0x0012FFFF, 2, 0, 25 },
- /* D16 */
- Package(){0x0010FFFF, 0, 0, 23 },
- Package(){0x0010FFFF, 1, 0, 22 },
- /* D13 */
- Package(){0x000DFFFF, 0, 0, 16 },
- Package(){0x000DFFFF, 1, 0, 17 },
- /* D11 */
- Package(){0x000BFFFF, 0, 0, 16 },
- /* D8 */
- Package(){0x0008FFFF, 0, 0, 16 },
- /* D7 */
- Package(){0x0007FFFF, 0, 0, 16 },
- Package(){0x0007FFFF, 1, 0, 17 },
- Package(){0x0007FFFF, 2, 0, 18 },
- Package(){0x0007FFFF, 3, 0, 19 },
- /* D6 */
- Package(){0x0006FFFF, 0, 0, 16 },
- Package(){0x0006FFFF, 1, 0, 17 },
- Package(){0x0006FFFF, 2, 0, 18 },
- Package(){0x0006FFFF, 3, 0, 19 },
- /* D5 */
- Package(){0x0005FFFF, 0, 0, 16 },
- /* D4 */
- Package(){0x0004FFFF, 0, 0, 16 },
- /* D2 */
- Package(){0x0002FFFF, 0, 0, 16 },
- /* D1 */
- Package(){0x0001FFFF, 0, 0, 16 },
- Package(){0x0001FFFF, 1, 0, 17 },
- Package(){0x0001FFFF, 2, 0, 18 },
- Package(){0x0001FFFF, 3, 0, 19 },
-})
-
-Name (PICN, Package () {
- /* D31 */
- Package(){0x001FFFFF, 0, 0, 11 },
- Package(){0x001FFFFF, 1, 0, 10 },
- Package(){0x001FFFFF, 2, 0, 11 },
- Package(){0x001FFFFF, 3, 0, 11 },
- /* D30 */
- Package(){0x001EFFFF, 0, 0, 11 },
- Package(){0x001EFFFF, 1, 0, 10 },
- Package(){0x001EFFFF, 2, 0, 11 },
- Package(){0x001EFFFF, 3, 0, 11 },
- /* D28 */
- Package(){0x001CFFFF, 0, 0, 11 },
- Package(){0x001CFFFF, 1, 0, 10 },
- Package(){0x001CFFFF, 2, 0, 11 },
- Package(){0x001CFFFF, 3, 0, 11 },
- /* D25 */
- Package(){0x0019FFFF, 0, 0, 11 },
- Package(){0x0019FFFF, 1, 0, 10 },
- Package(){0x0019FFFF, 2, 0, 11 },
- /* D23 */
- Package(){0x0017FFFF, 0, 0, 11 },
- /* D22 */
- Package(){0x0016FFFF, 0, 0, 11 },
- Package(){0x0016FFFF, 1, 0, 10 },
- Package(){0x0016FFFF, 2, 0, 11 },
- Package(){0x0016FFFF, 3, 0, 11 },
- /* D21 */
- Package(){0x0015FFFF, 0, 0, 11 },
- Package(){0x0015FFFF, 1, 0, 10 },
- Package(){0x0015FFFF, 2, 0, 11 },
- Package(){0x0015FFFF, 3, 0, 11 },
- /* D20 */
- Package(){0x0014FFFF, 0, 0, 11 },
- Package(){0x0014FFFF, 1, 0, 10 },
- Package(){0x0014FFFF, 2, 0, 11 },
- /* D18 */
- Package(){0x0012FFFF, 0, 0, 11 },
- Package(){0x0012FFFF, 1, 0, 10 },
- Package(){0x0012FFFF, 2, 0, 11 },
- /* D16 */
- Package(){0x0010FFFF, 0, 0, 11 },
- Package(){0x0010FFFF, 1, 0, 10 },
- /* D13 */
- Package(){0x000DFFFF, 0, 0, 11 },
- /* D11 */
- Package(){0x000BFFFF, 0, 0, 11 },
- /* D8 */
- Package(){0x0008FFFF, 0, 0, 11 },
- /* D7 */
- Package(){0x0007FFFF, 0, 0, 11 },
- Package(){0x0007FFFF, 1, 0, 10 },
- Package(){0x0007FFFF, 2, 0, 11 },
- Package(){0x0007FFFF, 3, 0, 11 },
- /* D6 */
- Package(){0x0006FFFF, 0, 0, 11 },
- Package(){0x0006FFFF, 1, 0, 10 },
- Package(){0x0006FFFF, 2, 0, 11 },
- Package(){0x0006FFFF, 3, 0, 11 },
- /* D5 */
- Package(){0x0005FFFF, 0, 0, 11 },
- /* D4 */
- Package(){0x0004FFFF, 0, 0, 11 },
- /* D2 */
- Package(){0x0002FFFF, 0, 0, 11 },
- /* D1 */
- Package(){0x0001FFFF, 0, 0, 11 },
- Package(){0x0001FFFF, 1, 0, 10 },
- Package(){0x0001FFFF, 2, 0, 11 },
- Package(){0x0001FFFF, 3, 0, 11 },
-})
-
-Method (_PRT)
-{
- If (PICM) {
- Return (^PICP)
- } Else {
- Return (^PICN)
- }
-}
diff --git a/src/soc/intel/meteorlake/acpi/southbridge.asl b/src/soc/intel/meteorlake/acpi/southbridge.asl
index 448cbf56a1..6ecadbbd29 100644
--- a/src/soc/intel/meteorlake/acpi/southbridge.asl
+++ b/src/soc/intel/meteorlake/acpi/southbridge.asl
@@ -5,9 +5,6 @@
#include <soc/itss.h>
#include <soc/pcr_ids.h>
-/* PCI IRQ assignment */
-#include "pci_irqs.asl"
-
/* PCR access */
#include <soc/intel/common/acpi/pcr.asl>
diff --git a/src/soc/intel/meteorlake/chip.c b/src/soc/intel/meteorlake/chip.c
index 041b16d413..332c0f8ce0 100644
--- a/src/soc/intel/meteorlake/chip.c
+++ b/src/soc/intel/meteorlake/chip.c
@@ -7,6 +7,7 @@
#include <intelblocks/acpi.h>
#include <intelblocks/cfg.h>
#include <intelblocks/gpio.h>
+#include <intelblocks/irq.h>
#include <intelblocks/itss.h>
#include <intelblocks/p2sb.h>
#include <intelblocks/pcie_rp.h>
@@ -151,6 +152,19 @@ void soc_init_pre_device(void *chip_info)
pcie_rp_update_devicetree(get_pcie_rp_table());
}
+static void cpu_fill_ssdt(const struct device *dev)
+{
+ if (!generate_pin_irq_map())
+ printk(BIOS_ERR, "Failed to generate ACPI _PRT table!\n");
+
+ generate_cpu_entries(dev);
+}
+
+static void cpu_set_north_irqs(struct device *dev)
+{
+ irq_program_non_pch();
+}
+
static struct device_operations pci_domain_ops = {
.read_resources = &pci_domain_read_resources,
.set_resources = &pci_domain_set_resources,
@@ -164,8 +178,9 @@ static struct device_operations pci_domain_ops = {
static struct device_operations cpu_bus_ops = {
.read_resources = noop_read_resources,
.set_resources = noop_set_resources,
+ .enable_resources = cpu_set_north_irqs,
#if CONFIG(HAVE_ACPI_TABLES)
- .acpi_fill_ssdt = generate_cpu_entries,
+ .acpi_fill_ssdt = cpu_fill_ssdt,
#endif
};
diff --git a/src/soc/intel/meteorlake/fsp_params.c b/src/soc/intel/meteorlake/fsp_params.c
index d40779ab79..0cf221bd84 100644
--- a/src/soc/intel/meteorlake/fsp_params.c
+++ b/src/soc/intel/meteorlake/fsp_params.c
@@ -13,6 +13,7 @@
#include <fsp/util.h>
#include <option.h>
#include <intelblocks/cse.h>
+#include <intelblocks/irq.h>
#include <intelblocks/lpss.h>
#include <intelblocks/mp_init.h>
#include <intelblocks/systemagent.h>
@@ -27,6 +28,7 @@
#include <soc/ramstage.h>
#include <soc/soc_chip.h>
#include <soc/soc_info.h>
+#include <stdlib.h>
#include <string.h>
#include <types.h>
@@ -39,6 +41,219 @@
#define DEF_DMVAL 15
#define DEF_DITOVAL 625
+static const struct slot_irq_constraints irq_constraints[] = {
+ {
+ .slot = PCI_DEV_SLOT_PCIE_3,
+ .fns = {
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE12, PCI_INT_A, PIRQ_A),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_IGD,
+ .fns = {
+ /* INTERRUPT_PIN is RO/0x01 */
+ FIXED_INT_ANY_PIRQ(PCI_DEV_SLOT_IGD, PCI_INT_A),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_DPTF,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_DPTF),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_IPU,
+ .fns = {
+ /* INTERRUPT_PIN is RO/0x01, and INTERRUPT_LINE is RW,
+ but S0ix fails when not set to 16 (b/193434192) */
+ FIXED_INT_PIRQ(PCI_DEVFN_IPU, PCI_INT_A, PIRQ_A),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_PCIE_2,
+ .fns = {
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE9, PCI_INT_A, PIRQ_A),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE10, PCI_INT_B, PIRQ_B),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE11, PCI_INT_C, PIRQ_C),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_TBT,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_TBT0),
+ ANY_PIRQ(PCI_DEVFN_TBT1),
+ ANY_PIRQ(PCI_DEVFN_TBT2),
+ ANY_PIRQ(PCI_DEVFN_TBT3),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_GNA,
+ .fns = {
+ /* INTERRUPT_PIN is RO/0x01 */
+ FIXED_INT_ANY_PIRQ(PCI_DEVFN_GNA, PCI_INT_A),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_VPU,
+ .fns = {
+ /* INTERRUPT_PIN is RO/0x01 */
+ FIXED_INT_ANY_PIRQ(PCI_DEVFN_VPU, PCI_INT_A),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_TCSS,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_TCSS_XHCI),
+ ANY_PIRQ(PCI_DEVFN_TCSS_XDCI),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_THC,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_THC0),
+ ANY_PIRQ(PCI_DEVFN_THC1),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_ISH,
+ .fns = {
+ DIRECT_IRQ(PCI_DEVFN_ISH),
+ DIRECT_IRQ(PCI_DEVFN_GSPI2),
+ ANY_PIRQ(PCI_DEVFN_UFS),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_XHCI,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_XHCI),
+ DIRECT_IRQ(PCI_DEVFN_USBOTG),
+ ANY_PIRQ(PCI_DEVFN_CNVI_WIFI),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_SIO0,
+ .fns = {
+ DIRECT_IRQ(PCI_DEVFN_I2C0),
+ DIRECT_IRQ(PCI_DEVFN_I2C1),
+ DIRECT_IRQ(PCI_DEVFN_I2C2),
+ DIRECT_IRQ(PCI_DEVFN_I2C3),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_CSE,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_CSE),
+ ANY_PIRQ(PCI_DEVFN_CSE_2),
+ ANY_PIRQ(PCI_DEVFN_CSE_IDER),
+ ANY_PIRQ(PCI_DEVFN_CSE_KT),
+ ANY_PIRQ(PCI_DEVFN_CSE_3),
+ ANY_PIRQ(PCI_DEVFN_CSE_4),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_SATA,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_SATA),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_SIO1,
+ .fns = {
+ DIRECT_IRQ(PCI_DEVFN_I2C4),
+ DIRECT_IRQ(PCI_DEVFN_I2C5),
+ DIRECT_IRQ(PCI_DEVFN_UART2),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_PCIE_1,
+ .fns = {
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE1, PCI_INT_A, PIRQ_A),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE2, PCI_INT_B, PIRQ_B),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE3, PCI_INT_C, PIRQ_C),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE4, PCI_INT_D, PIRQ_D),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE5, PCI_INT_A, PIRQ_A),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE6, PCI_INT_B, PIRQ_B),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE7, PCI_INT_C, PIRQ_C),
+ FIXED_INT_PIRQ(PCI_DEVFN_PCIE8, PCI_INT_D, PIRQ_D),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_SIO2,
+ .fns = {
+ /* UART0 shares an interrupt line with TSN0, so must use
+ a PIRQ */
+ FIXED_INT_ANY_PIRQ(PCI_DEVFN_UART0, PCI_INT_A),
+ /* UART1 shares an interrupt line with TSN1, so must use
+ a PIRQ */
+ FIXED_INT_ANY_PIRQ(PCI_DEVFN_UART1, PCI_INT_B),
+ DIRECT_IRQ(PCI_DEVFN_GSPI0),
+ DIRECT_IRQ(PCI_DEVFN_GSPI1),
+ },
+ },
+ {
+ .slot = PCI_DEV_SLOT_ESPI,
+ .fns = {
+ ANY_PIRQ(PCI_DEVFN_HDA),
+ ANY_PIRQ(PCI_DEVFN_SMBUS),
+ ANY_PIRQ(PCI_DEVFN_GBE),
+ /* INTERRUPT_PIN is RO/0x01 */
+ FIXED_INT_ANY_PIRQ(PCI_DEVFN_NPK, PCI_INT_A),
+ },
+ },
+};
+
+bool is_pch_slot(unsigned int devfn)
+{
+ if (PCI_SLOT(devfn) >= MIN_PCH_SLOT)
+ return true;
+ const struct pcie_rp_group *group;
+ for (group = get_pcie_rp_table(); group->count; ++group) {
+ if (PCI_SLOT(devfn) == group->slot)
+ return true;
+ }
+ return false;
+}
+
+static const SI_PCH_DEVICE_INTERRUPT_CONFIG *pci_irq_to_fsp(size_t *out_count)
+{
+ const struct pci_irq_entry *entry = get_cached_pci_irqs();
+ SI_PCH_DEVICE_INTERRUPT_CONFIG *config;
+ size_t pch_total = 0;
+ size_t cfg_count = 0;
+
+ if (!entry)
+ return NULL;
+
+ /* Count PCH devices */
+ while (entry) {
+ if (is_pch_slot(entry->devfn))
+ ++pch_total;
+ entry = entry->next;
+ }
+
+ /* Convert PCH device entries to FSP format */
+ config = calloc(pch_total, sizeof(*config));
+ entry = get_cached_pci_irqs();
+ while (entry) {
+ if (!is_pch_slot(entry->devfn)) {
+ entry = entry->next;
+ continue;
+ }
+
+ config[cfg_count].Device = PCI_SLOT(entry->devfn);
+ config[cfg_count].Function = PCI_FUNC(entry->devfn);
+ config[cfg_count].IntX = (SI_PCH_INT_PIN)entry->pin;
+ config[cfg_count].Irq = entry->irq;
+ ++cfg_count;
+
+ entry = entry->next;
+ }
+
+ *out_count = cfg_count;
+
+ return config;
+}
+
/*
* ME End of Post configuration
* 0 - Disable EOP.
@@ -442,6 +657,20 @@ static void fill_fsps_ai_params(FSP_S_CONFIG *s_cfg,
s_cfg->VpuEnable = is_devfn_enabled(PCI_DEVFN_VPU);
}
+static void fill_fsps_irq_params(FSP_S_CONFIG *s_cfg,
+ const struct soc_intel_meteorlake_config *config)
+{
+ if (!assign_pci_irqs(irq_constraints, ARRAY_SIZE(irq_constraints)))
+ die("ERROR: Unable to assign PCI IRQs, and no _PRT table available\n");
+
+ size_t pch_count = 0;
+ const SI_PCH_DEVICE_INTERRUPT_CONFIG *upd_irqs = pci_irq_to_fsp(&pch_count);
+
+ s_cfg->DevIntConfigPtr = (UINT32)((uintptr_t)upd_irqs);
+ s_cfg->NumOfDevIntConfig = pch_count;
+ printk(BIOS_INFO, "IRQ: Using dynamically assigned PCI IO-APIC IRQs\n");
+}
+
static void arch_silicon_init_params(FSPS_ARCH_UPD *s_arch_cfg)
{
/*
@@ -484,6 +713,7 @@ static void soc_silicon_init_params(FSP_S_CONFIG *s_cfg,
fill_fsps_misc_power_params,
fill_fsps_ufs_params,
fill_fsps_ai_params,
+ fill_fsps_irq_params,
};
for (size_t i = 0; i < ARRAY_SIZE(fill_fsps_params); i++)
diff --git a/src/soc/intel/meteorlake/include/soc/irq.h b/src/soc/intel/meteorlake/include/soc/irq.h
index edc09a1332..59727a68ca 100644
--- a/src/soc/intel/meteorlake/include/soc/irq.h
+++ b/src/soc/intel/meteorlake/include/soc/irq.h
@@ -9,8 +9,4 @@
#define PCH_IRQ10 10
#define PCH_IRQ11 11
-#define LPSS_UART0_IRQ 16
-#define LPSS_UART1_IRQ 17
-#define LPSS_UART2_IRQ 31
-
#endif
diff --git a/src/soc/intel/meteorlake/include/soc/pci_devs.h b/src/soc/intel/meteorlake/include/soc/pci_devs.h
index 9cea98ef65..5c584b09dd 100644
--- a/src/soc/intel/meteorlake/include/soc/pci_devs.h
+++ b/src/soc/intel/meteorlake/include/soc/pci_devs.h
@@ -221,7 +221,8 @@
#endif
/* for common code */
-#define PCH_DEV_SLOT_CSE PCI_DEV_SLOT_CSE
+#define MIN_PCH_SLOT PCI_DEV_SLOT_THC
+#define PCH_DEV_SLOT_CSE PCI_DEV_SLOT_CSE
#define PCH_DEVFN_CSE PCI_DEVFN_CSE
#define PCH_DEV_CSE PCI_DEV_CSE
#define PCH_DEV_SPI PCI_DEV_SPI