diff options
Diffstat (limited to 'board')
22 files changed, 2983 insertions, 0 deletions
diff --git a/board/emulation/qemu-arm/MAINTAINERS b/board/emulation/qemu-arm/MAINTAINERS index 5154262f29e..7bc0ee698c5 100644 --- a/board/emulation/qemu-arm/MAINTAINERS +++ b/board/emulation/qemu-arm/MAINTAINERS @@ -4,5 +4,7 @@ S: Maintained F: board/emulation/qemu-arm/ F: board/emulation/common/ F: include/configs/qemu-arm.h +F: include/configs/qemu-sbsa.h F: configs/qemu_arm_defconfig F: configs/qemu_arm64_defconfig +F: configs/qemu-arm-sbsa_defconfig diff --git a/board/emulation/qemu-sbsa/Kconfig b/board/emulation/qemu-sbsa/Kconfig new file mode 100644 index 00000000000..72c76b351fa --- /dev/null +++ b/board/emulation/qemu-sbsa/Kconfig @@ -0,0 +1,59 @@ +if TARGET_QEMU_ARM_SBSA + +config SYS_SOC + default "qemu-sbsa" + +config TEXT_BASE + default 0x10000100000 + +config SYS_LOAD_ADDR + default 0x10000100000 + +config PRE_CON_BUF_ADDR + default 0x100000FF000 + +config DEFAULT_DEVICE_TREE + default "qemu-sbsa" + +config BOARD_SPECIFIC_OPTIONS # dummy + def_bool y + select AHCI + select ACPIGEN + select ACPI + select BLOBLIST + select CPU + select CPU_ARMV8 + select DM + select DM_USB + select DM_MTD + select GENERATE_ACPI_TABLE + select HAS_ROM + select MTD + select OF_LIBFDT_OVERLAY + select OF_SEPARATE + select PCI + select PCIE_ECAM_GENERIC + select USB + select GIC_V3 + select GIC_V3_ITS + select SYS_FLASH_CFI_WIDTH_16BIT + imply AHCI_GENERIC + imply USB_XHCI_HCD + imply USB_XHCI_GENERIC + imply USB_STORAGE + imply E1000 + imply E1000_NO_NVM + imply NET_RANDOM_ETHADDR + imply VIDEO_BOCHS + imply CFI_FLASH + imply SYS_MTDPARTS_RUNTIME + imply SET_DFU_ALT_INFO + +if DEBUG_UART + +config DEBUG_UART_BASE + default 0x60000000 +endif + +source "board/emulation/common/Kconfig" +endif diff --git a/board/emulation/qemu-sbsa/Makefile b/board/emulation/qemu-sbsa/Makefile new file mode 100644 index 00000000000..bacae320e79 --- /dev/null +++ b/board/emulation/qemu-sbsa/Makefile @@ -0,0 +1,8 @@ +# SPDX-License-Identifier: GPL-2.0+ + +obj-y += qemu-sbsa.o +obj-y += lowlevel_init.o +obj-y += smc.o + +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o +obj-$(CONFIG_GENERATE_ACPI_TABLE) += acpi.o diff --git a/board/emulation/qemu-sbsa/acpi.c b/board/emulation/qemu-sbsa/acpi.c new file mode 100644 index 00000000000..ba85e08fc7d --- /dev/null +++ b/board/emulation/qemu-sbsa/acpi.c @@ -0,0 +1,192 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2024 9elements GmbH + */ + +#include <cpu.h> +#include <tables_csum.h> +#include <string.h> +#include <acpi/acpi_table.h> +#include <asm/acpi_table.h> +#include <asm/armv8/sec_firmware.h> +#include <configs/qemu-sbsa.h> +#include <dm/uclass.h> +#include <dm/device.h> +#include "qemu-sbsa.h" + +#define SBSAQEMU_MADT_GIC_VBASE 0x2c020000 +#define SBSAQEMU_MADT_GIC_HBASE 0x2c010000 +#define SBSAQEMU_MADT_GIC_PMU_IRQ 23 + +#define SBSA_PLATFORM_WATCHDOG_COUNT 1 +#define SBSA_PLATFORM_TIMER_COUNT (SBSA_PLATFORM_WATCHDOG_COUNT) + +#define L2_ATTRIBUTES (ACPI_PPTT_READ_ALLOC | ACPI_PPTT_WRITE_ALLOC | \ + (ACPI_PPTT_CACHE_TYPE_UNIFIED << \ + ACPI_PPTT_CACHE_TYPE_SHIFT)) +#define L2_SIZE 0x80000 +#define L2_SETS 0x400 +#define L2_WAYS 8 + +#define L1D_ATTRIBUTES (ACPI_PPTT_READ_ALLOC | ACPI_PPTT_WRITE_ALLOC | \ + (ACPI_PPTT_CACHE_TYPE_DATA << \ + ACPI_PPTT_CACHE_TYPE_SHIFT)) +#define L1D_SIZE 0x8000 +#define L1D_SETS 0x100 +#define L1D_WAYS 2 + +#define L1I_ATTRIBUTES (ACPI_PPTT_READ_ALLOC | \ + (ACPI_PPTT_CACHE_TYPE_INSTR << \ + ACPI_PPTT_CACHE_TYPE_SHIFT)) +#define L1I_SIZE 0x8000 +#define L1I_SETS 0x100 +#define L1I_WAYS 2 + +int acpi_fill_iort(struct acpi_ctx *ctx) +{ + u32 its_offset, smmu_offset; + u64 gic_its_base = 0; + + smc_get_gic_its_base(&gic_its_base); + if (gic_its_base == 0) + return 0; + + u32 identifiers[] = { 0 }; + + its_offset = acpi_iort_add_its_group(ctx, ARRAY_SIZE(identifiers), + identifiers); + + struct acpi_iort_id_mapping map_smmu[] = {{ + 0, 0xffff, 0, its_offset, 0 + }}; + + smmu_offset = acpi_iort_add_smmu_v3(ctx, + SBSA_SMMU_BASE_ADDR, // Base address + ACPI_IORT_SMMU_V3_COHACC_OVERRIDE, // Flags + 0, // VATOS address + 0, // SMMUv3 Model + 74, // Event + 75, // Pri + 77, // Gerror + 76, // Sync + 0, // Proximity domain + 1, // DevIDMappingIndex + ARRAY_SIZE(map_smmu), + map_smmu); + + struct acpi_iort_id_mapping map_rc[] = {{ + 0, 0xffff, 0, smmu_offset, 0 + }}; + + acpi_iort_add_rc(ctx, + BIT(0) | BIT(56), // CacheCoherent + CPM + 0, // AtsAttribute + 0, // PciSegmentNumber + 64, // MemoryAddressSizeLimit + ARRAY_SIZE(map_rc), + map_rc); + return 0; +} + +void acpi_fill_fadt(struct acpi_fadt *fadt) +{ + fadt->flags = ACPI_FADT_HW_REDUCED_ACPI | ACPI_FADT_LOW_PWR_IDLE_S0; + fadt->preferred_pm_profile = ACPI_PM_PERFORMANCE_SERVER; + fadt->arm_boot_arch = ACPI_ARM_PSCI_COMPLIANT; +} + +int acpi_fill_mcfg(struct acpi_ctx *ctx) +{ + size_t size; + + /* PCI Segment Group 0, Start Bus Number 0, End Bus Number is 255 */ + size = acpi_create_mcfg_mmconfig((void *)ctx->current, + SBSA_PCIE_ECAM_BASE_ADDR, 0, 0, 255); + acpi_inc(ctx, size); + + return 0; +} + +static int sbsa_write_gtdt(struct acpi_ctx *ctx, const struct acpi_writer *entry) +{ + struct acpi_table_header *header; + struct acpi_gtdt *gtdt; + + gtdt = ctx->current; + header = >dt->header; + + memset(gtdt, '\0', sizeof(struct acpi_gtdt)); + + acpi_fill_header(header, "GTDT"); + header->length = sizeof(struct acpi_gtdt); + header->revision = acpi_get_table_revision(ACPITAB_GTDT); + + gtdt->cnt_ctrl_base = 0xFFFFFFFFFFFFFFFF; + gtdt->sec_el1_gsiv = 29; + gtdt->sec_el1_flags = GTDT_FLAG_INT_ACTIVE_LOW; + gtdt->el1_gsiv = 30; + gtdt->el1_flags = GTDT_FLAG_INT_ACTIVE_LOW; + gtdt->virt_el1_gsiv = 27; + gtdt->virt_el1_flags = GTDT_FLAG_INT_ACTIVE_LOW; + gtdt->el2_gsiv = 26; + gtdt->el2_flags = GTDT_FLAG_INT_ACTIVE_LOW; + gtdt->cnt_read_base = 0xffffffffffffffff; + + // FIXME: VirtualPL2Timer + header->checksum = table_compute_checksum(header, header->length); + + acpi_add_table(ctx, gtdt); + + acpi_inc(ctx, sizeof(struct acpi_gtdt)); + + return 0; +}; + +ACPI_WRITER(5gtdt, "GTDT", sbsa_write_gtdt, 0); + +static int acpi_write_pptt(struct acpi_ctx *ctx, const struct acpi_writer *entry) +{ + struct acpi_table_header *header; + int cluster_offset, l2_offset; + u32 offsets[2]; + + header = ctx->current; + ctx->tab_start = ctx->current; + + memset(header, '\0', sizeof(struct acpi_table_header)); + + acpi_fill_header(header, "PPTT"); + header->revision = acpi_get_table_revision(ACPITAB_PPTT); + acpi_inc(ctx, sizeof(*header)); + + cluster_offset = acpi_pptt_add_proc(ctx, ACPI_PPTT_PHYSICAL_PACKAGE | + ACPI_PPTT_CHILDREN_IDENTICAL, + 0, 0, 0, NULL); + + l2_offset = acpi_pptt_add_cache(ctx, ACPI_PPTT_ALL_VALID, 0, L2_SIZE, + L2_SETS, L2_WAYS, L2_ATTRIBUTES, 64); + + offsets[0] = acpi_pptt_add_cache(ctx, ACPI_PPTT_ALL_VALID, l2_offset, + L1D_SIZE, L1D_SETS, L1D_WAYS, + L1D_ATTRIBUTES, 64); + + offsets[1] = acpi_pptt_add_cache(ctx, ACPI_PPTT_ALL_BUT_WRITE_POL, + l2_offset, L1I_SIZE, L1I_SETS, + L1I_WAYS, L1I_ATTRIBUTES, 64); + + for (int i = 0; i < uclass_id_count(UCLASS_CPU); i++) { + acpi_pptt_add_proc(ctx, ACPI_PPTT_CHILDREN_IDENTICAL | + ACPI_PPTT_NODE_IS_LEAF | ACPI_PPTT_PROC_ID_VALID, + cluster_offset, i, 2, offsets); + } + + header->length = ctx->current - ctx->tab_start; + header->checksum = table_compute_checksum(header, header->length); + + acpi_inc(ctx, header->length); + acpi_add_table(ctx, header); + + return 0; +}; + +ACPI_WRITER(5pptt, "PPTT", acpi_write_pptt, 0); diff --git a/board/emulation/qemu-sbsa/dsdt.asl b/board/emulation/qemu-sbsa/dsdt.asl new file mode 100644 index 00000000000..f12cca04e2c --- /dev/null +++ b/board/emulation/qemu-sbsa/dsdt.asl @@ -0,0 +1,483 @@ +/** @file +* Differentiated System Description Table Fields (DSDT). +* +* Copyright (c) 2020, Linaro Ltd. All rights reserved. +* +* SPDX-License-Identifier: BSD-2-Clause-Patent +**/ + +#include <configs/qemu-sbsa.h> + +#define LINK_DEVICE(Uid, LinkName, Irq) \ + Device (LinkName) { \ + Name (_HID, EISAID("PNP0C0F")) \ + Name (_UID, Uid) \ + Name (_PRS, ResourceTemplate() { \ + Interrupt (ResourceProducer, Level, ActiveHigh, Exclusive) { Irq } \ + }) \ + Method (_STA) { \ + Return (0xF) \ + } \ + Method (_CRS, 0) { Return (_PRS) } \ + Method (_SRS, 1) { } \ + Method (_DIS) { } \ + } + +#define PRT_ENTRY(Address, Pin, Link) \ + Package (4) { \ + Address, Pin, Link, Zero \ + } + +DefinitionBlock ("Dsdt.aml", "DSDT", 2, "U-Boot", "SBSAQEMU", 2) { + Scope (_SB) { + // UART PL011 + Device (COM0) { + Name (_HID, "ARMH0011") + Name (_UID, Zero) + Name (_CRS, ResourceTemplate () { + Memory32Fixed (ReadWrite, + SBSA_UART_BASE_ADDR, + SBSA_UART_LENGTH) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { 33 } + }) + Method (_STA) { + Return (0xF) + } + } + + // AHCI Host Controller + Device (AHC0) { + Name (_HID, "LNRO001E") + Name (_CLS, Package (3) { + 0x01, + 0x06, + 0x01, + }) + Name (_CCA, 1) + Name (_CRS, ResourceTemplate() { + Memory32Fixed (ReadWrite, + SBSA_AHCI_BASE_ADDR, + SBSA_AHCI_LENGTH) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { 42 } + }) + Method (_STA) { + Return (0xF) + } + } + + + // USB XHCI Host Controller + Device (USB0) { + Name (_HID, "PNP0D10") // _HID: Hardware ID + Name (_UID, 0x00) // _UID: Unique ID + Name (_CCA, 0x01) // _CCA: Cache Coherency Attribute + Name (XHCI, 0xF) // will be set using AcpiLib + Method (_STA) { + Return (XHCI) + } + Name (_CRS, ResourceTemplate() { + Memory32Fixed (ReadWrite, + SBSA_XHCI_BASE_ADDR, + SBSA_XHCI_LENGTH) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { 43 } + }) + + // Root Hub + Device (RHUB) { + Name (_ADR, 0x00000000) // Address of Root Hub should be 0 as per ACPI 5.0 spec + Method (_STA) { + Return (0xF) + } + + // Ports connected to Root Hub + Device (HUB1) { + Name (_ADR, 0x00000001) + Name (_UPC, Package() { + 0x00, // Port is NOT connectable + 0xFF, // Don't care + 0x00000000, // Reserved 0 must be zero + 0x00000000 // Reserved 1 must be zero + }) + Method (_STA) { + Return (0xF) + } + + Device (PRT1) { + Name (_ADR, 0x00000001) + Name (_UPC, Package() { + 0xFF, // Port is connectable + 0x00, // Port connector is A + 0x00000000, + 0x00000000 + }) + Name (_PLD, Package() { + Buffer(0x10) { + 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x31, 0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + } + }) + Method (_STA) { + Return (0xF) + } + } // USB0_RHUB_HUB1_PRT1 + Device (PRT2) { + Name (_ADR, 0x00000002) + Name (_UPC, Package() { + 0xFF, // Port is connectable + 0x00, // Port connector is A + 0x00000000, + 0x00000000 + }) + Name (_PLD, Package() { + Buffer(0x10) { + 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x31, 0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + } + }) + Method (_STA) { + Return (0xF) + } + } // USB0_RHUB_HUB1_PRT2 + + Device (PRT3) { + Name (_ADR, 0x00000003) + Name (_UPC, Package() { + 0xFF, // Port is connectable + 0x09, // Type C connector - USB2 and SS with Switch + 0x00000000, + 0x00000000 + }) + Name (_PLD, Package() { + Buffer (0x10) { + 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x31, 0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + } + }) + Method (_STA) { + Return (0xF) + } + } // USB0_RHUB_HUB1_PRT3 + + Device (PRT4) { + Name (_ADR, 0x00000004) + Name (_UPC, Package() { + 0xFF, // Port is connectable + 0x09, // Type C connector - USB2 and SS with Switch + 0x00000000, + 0x00000000 + }) + Name (_PLD, Package() { + Buffer (0x10){ + 0x81, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x31, 0x1C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + } + }) + Method (_STA) { + Return (0xF) + } + } // USB0_RHUB_HUB1_PRT4 + } // USB0_RHUB_HUB1 + } // USB0_RHUB + } // USB0 + + Device (PCI0) + { + Name (_HID, EISAID ("PNP0A08")) // PCI Express Root Bridge + Name (_CID, EISAID ("PNP0A03")) // Compatible PCI Root Bridge + Name (_SEG, Zero) // PCI Segment Group number + Name (_BBN, Zero) // PCI Base Bus Number + Name (_UID, "PCI0") + Name (_CCA, One) // Initially mark the PCI coherent (for JunoR1) + + Method (_STA) { + Return (0xF) + } + + Method (_CBA, 0, NotSerialized) { + return (SBSA_PCIE_ECAM_BASE_ADDR) + } + + LINK_DEVICE(0, GSI0, 0x23) + LINK_DEVICE(1, GSI1, 0x24) + LINK_DEVICE(2, GSI2, 0x25) + LINK_DEVICE(3, GSI3, 0x26) + + Name (_PRT, Package () // _PRT: PCI Routing Table + { + PRT_ENTRY(0x0000FFFF, 0, GSI0), + PRT_ENTRY(0x0000FFFF, 0, GSI1), + PRT_ENTRY(0x0000FFFF, 0, GSI2), + PRT_ENTRY(0x0000FFFF, 0, GSI3), + + PRT_ENTRY(0x0001FFFF, 0, GSI1), + PRT_ENTRY(0x0001FFFF, 1, GSI2), + PRT_ENTRY(0x0001FFFF, 2, GSI3), + PRT_ENTRY(0x0001FFFF, 3, GSI0), + + PRT_ENTRY(0x0002FFFF, 0, GSI2), + PRT_ENTRY(0x0002FFFF, 1, GSI3), + PRT_ENTRY(0x0002FFFF, 2, GSI0), + PRT_ENTRY(0x0002FFFF, 3, GSI1), + + PRT_ENTRY(0x0003FFFF, 0, GSI3), + PRT_ENTRY(0x0003FFFF, 1, GSI0), + PRT_ENTRY(0x0003FFFF, 2, GSI1), + PRT_ENTRY(0x0003FFFF, 3, GSI2), + + PRT_ENTRY(0x0004FFFF, 0, GSI0), + PRT_ENTRY(0x0004FFFF, 1, GSI1), + PRT_ENTRY(0x0004FFFF, 2, GSI2), + PRT_ENTRY(0x0004FFFF, 3, GSI3), + + PRT_ENTRY(0x0005FFFF, 0, GSI1), + PRT_ENTRY(0x0005FFFF, 1, GSI2), + PRT_ENTRY(0x0005FFFF, 2, GSI3), + PRT_ENTRY(0x0005FFFF, 3, GSI0), + + PRT_ENTRY(0x0006FFFF, 0, GSI2), + PRT_ENTRY(0x0006FFFF, 1, GSI3), + PRT_ENTRY(0x0006FFFF, 2, GSI0), + PRT_ENTRY(0x0006FFFF, 3, GSI1), + + PRT_ENTRY(0x0007FFFF, 0, GSI3), + PRT_ENTRY(0x0007FFFF, 1, GSI0), + PRT_ENTRY(0x0007FFFF, 2, GSI1), + PRT_ENTRY(0x0007FFFF, 3, GSI2), + + PRT_ENTRY(0x0008FFFF, 0, GSI0), + PRT_ENTRY(0x0008FFFF, 1, GSI1), + PRT_ENTRY(0x0008FFFF, 2, GSI2), + PRT_ENTRY(0x0008FFFF, 3, GSI3), + + PRT_ENTRY(0x0009FFFF, 0, GSI1), + PRT_ENTRY(0x0009FFFF, 1, GSI2), + PRT_ENTRY(0x0009FFFF, 2, GSI3), + PRT_ENTRY(0x0009FFFF, 3, GSI0), + + PRT_ENTRY(0x000AFFFF, 0, GSI2), + PRT_ENTRY(0x000AFFFF, 1, GSI3), + PRT_ENTRY(0x000AFFFF, 2, GSI0), + PRT_ENTRY(0x000AFFFF, 3, GSI1), + + PRT_ENTRY(0x000BFFFF, 0, GSI3), + PRT_ENTRY(0x000BFFFF, 1, GSI0), + PRT_ENTRY(0x000BFFFF, 2, GSI1), + PRT_ENTRY(0x000BFFFF, 3, GSI2), + + PRT_ENTRY(0x000CFFFF, 0, GSI0), + PRT_ENTRY(0x000CFFFF, 1, GSI1), + PRT_ENTRY(0x000CFFFF, 2, GSI2), + PRT_ENTRY(0x000CFFFF, 3, GSI3), + + PRT_ENTRY(0x000DFFFF, 0, GSI1), + PRT_ENTRY(0x000DFFFF, 1, GSI2), + PRT_ENTRY(0x000DFFFF, 2, GSI3), + PRT_ENTRY(0x000DFFFF, 3, GSI0), + + PRT_ENTRY(0x000EFFFF, 0, GSI2), + PRT_ENTRY(0x000EFFFF, 1, GSI3), + PRT_ENTRY(0x000EFFFF, 2, GSI0), + PRT_ENTRY(0x000EFFFF, 3, GSI1), + + PRT_ENTRY(0x000FFFFF, 0, GSI3), + PRT_ENTRY(0x000FFFFF, 1, GSI0), + PRT_ENTRY(0x000FFFFF, 2, GSI1), + PRT_ENTRY(0x000FFFFF, 3, GSI2), + + PRT_ENTRY(0x0010FFFF, 0, GSI0), + PRT_ENTRY(0x0010FFFF, 1, GSI1), + PRT_ENTRY(0x0010FFFF, 2, GSI2), + PRT_ENTRY(0x0010FFFF, 3, GSI3), + + PRT_ENTRY(0x0011FFFF, 0, GSI1), + PRT_ENTRY(0x0011FFFF, 1, GSI2), + PRT_ENTRY(0x0011FFFF, 2, GSI3), + PRT_ENTRY(0x0011FFFF, 3, GSI0), + + PRT_ENTRY(0x0012FFFF, 0, GSI2), + PRT_ENTRY(0x0012FFFF, 1, GSI3), + PRT_ENTRY(0x0012FFFF, 2, GSI0), + PRT_ENTRY(0x0012FFFF, 3, GSI1), + + PRT_ENTRY(0x0013FFFF, 0, GSI3), + PRT_ENTRY(0x0013FFFF, 1, GSI0), + PRT_ENTRY(0x0013FFFF, 2, GSI1), + PRT_ENTRY(0x0013FFFF, 3, GSI2), + + PRT_ENTRY(0x0014FFFF, 0, GSI0), + PRT_ENTRY(0x0014FFFF, 1, GSI1), + PRT_ENTRY(0x0014FFFF, 2, GSI2), + PRT_ENTRY(0x0014FFFF, 3, GSI3), + + PRT_ENTRY(0x0015FFFF, 0, GSI1), + PRT_ENTRY(0x0015FFFF, 1, GSI2), + PRT_ENTRY(0x0015FFFF, 2, GSI3), + PRT_ENTRY(0x0015FFFF, 3, GSI0), + + PRT_ENTRY(0x0016FFFF, 0, GSI2), + PRT_ENTRY(0x0016FFFF, 1, GSI3), + PRT_ENTRY(0x0016FFFF, 2, GSI0), + PRT_ENTRY(0x0016FFFF, 3, GSI1), + + PRT_ENTRY(0x0017FFFF, 0, GSI3), + PRT_ENTRY(0x0017FFFF, 1, GSI0), + PRT_ENTRY(0x0017FFFF, 2, GSI1), + PRT_ENTRY(0x0017FFFF, 3, GSI2), + + PRT_ENTRY(0x0018FFFF, 0, GSI0), + PRT_ENTRY(0x0018FFFF, 1, GSI1), + PRT_ENTRY(0x0018FFFF, 2, GSI2), + PRT_ENTRY(0x0018FFFF, 3, GSI3), + + PRT_ENTRY(0x0019FFFF, 0, GSI1), + PRT_ENTRY(0x0019FFFF, 1, GSI2), + PRT_ENTRY(0x0019FFFF, 2, GSI3), + PRT_ENTRY(0x0019FFFF, 3, GSI0), + + PRT_ENTRY(0x001AFFFF, 0, GSI2), + PRT_ENTRY(0x001AFFFF, 1, GSI3), + PRT_ENTRY(0x001AFFFF, 2, GSI0), + PRT_ENTRY(0x001AFFFF, 3, GSI1), + + PRT_ENTRY(0x001BFFFF, 0, GSI3), + PRT_ENTRY(0x001BFFFF, 1, GSI0), + PRT_ENTRY(0x001BFFFF, 2, GSI1), + PRT_ENTRY(0x001BFFFF, 3, GSI2), + + PRT_ENTRY(0x001CFFFF, 0, GSI0), + PRT_ENTRY(0x001CFFFF, 1, GSI1), + PRT_ENTRY(0x001CFFFF, 2, GSI2), + PRT_ENTRY(0x001CFFFF, 3, GSI3), + + PRT_ENTRY(0x001DFFFF, 0, GSI1), + PRT_ENTRY(0x001DFFFF, 1, GSI2), + PRT_ENTRY(0x001DFFFF, 2, GSI3), + PRT_ENTRY(0x001DFFFF, 3, GSI0), + + PRT_ENTRY(0x001EFFFF, 0, GSI2), + PRT_ENTRY(0x001EFFFF, 1, GSI3), + PRT_ENTRY(0x001EFFFF, 2, GSI0), + PRT_ENTRY(0x001EFFFF, 3, GSI1), + + PRT_ENTRY(0x001FFFFF, 0, GSI3), + PRT_ENTRY(0x001FFFFF, 1, GSI0), + PRT_ENTRY(0x001FFFFF, 2, GSI1), + PRT_ENTRY(0x001FFFFF, 3, GSI2), + }) + + // Root complex resources + Name (_CRS, ResourceTemplate () { + WordBusNumber ( // Bus numbers assigned to this root + ResourceProducer, + MinFixed, MaxFixed, PosDecode, + 0, // AddressGranularity + 0, // AddressMinimum - Minimum Bus Number + 0xff,// AddressMaximum - Maximum Bus Number + 0, // AddressTranslation - Set to 0 + 256 // RangeLength - Number of Busses + ) + + // IO to mmio window + QWordIO ( + ResourceProducer, MinFixed, + MaxFixed, PosDecode, + EntireRange, + 0x00000000, // Granularity + 0x0000, // Min Base Address + 0xffff, // Max Base Address + SBSA_PIO_BASE_ADDR, // Translate + SBSA_PIO_LENGTH // Length + ) + + DWordMemory ( // 32-bit BAR Windows + ResourceProducer, PosDecode, + MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, // Granularity + SBSA_PCIE_MMIO_BASE_ADDR, // Min Base Address + SBSA_PCIE_MMIO_END, // Max Base Address + 0, // Translate + SBSA_PCIE_MMIO_LENGTH // Length + ) + + QWordMemory ( // 64-bit BAR Windows + ResourceProducer, PosDecode, + MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, // Granularity + SBSA_PCIE_MMIO_HIGH_BASE_ADDR, // Min Base Address + SBSA_PCIE_MMIO_HIGH_END, // Max Base Address + 0, // Translate + SBSA_PCIE_MMIO_HIGH_LENGTH // Length + ) + }) // Name(_CRS) + + Device (RES0) + { + Name (_HID, "PNP0C02" /* PNP Motherboard Resources */) // _HID: Hardware ID + Name (_CRS, ResourceTemplate () // _CRS: Current Resource Settings + { + QWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, NonCacheable, ReadWrite, + 0x0000000000000000, // Granularity + SBSA_PCIE_ECAM_BASE_ADDR, // Range Minimum + SBSA_PCIE_ECAM_END, // Range Maximum + 0x0000000000000000, // Translation Offset + SBSA_PCIE_ECAM_LENGTH, // Length + ,, , AddressRangeMemory, TypeStatic) + }) + Method (_STA) { + Return (0xF) + } + } + + // OS Control Handoff + Name (SUPP, Zero) // PCI _OSC Support Field value + Name (CTRL, Zero) // PCI _OSC Control Field value + + /* + * See [1] 6.2.10, [2] 4.5 + */ + Method (_OSC,4) { + // Check for proper UUID + If (Arg0 == ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766")) { + // Create DWord-adressable fields from the Capabilities Buffer + CreateDWordField (Arg3,0,CDW1) + CreateDWordField (Arg3,4,CDW2) + CreateDWordField (Arg3,8,CDW3) + + // Save Capabilities DWord2 & 3 + Store (CDW2,SUPP) + Store (CDW3,CTRL) + + // Only allow native hot plug control if OS supports: + // * ASPM + // * Clock PM + // * MSI/MSI-X + If ((SUPP & 0x16) != 0x16) { + CTRL &= 0x1E // Mask bit 0 (and undefined bits) + } + + // Always allow native PME, AER (no dependencies) + + // Never allow SHPC (no SHPC controller in this system) + CTRL &= 0x1D + + If (Arg1 != One) { // Unknown revision + CDW1 |= 0x08 + } + + If (CDW3 != CTRL) { // Capabilities bits were masked + CDW1 |= 0x10 + } + + // Update DWORD3 in the buffer + Store (CTRL,CDW3) + Return (Arg3) + } Else { + CDW1 |= 4 // Unrecognized UUID + Return (Arg3) + } + } // End _OSC + } + } // Scope (_SB) +} diff --git a/board/emulation/qemu-sbsa/lowlevel_init.S b/board/emulation/qemu-sbsa/lowlevel_init.S new file mode 100644 index 00000000000..c997721af95 --- /dev/null +++ b/board/emulation/qemu-sbsa/lowlevel_init.S @@ -0,0 +1,22 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * (C) Copyright 2016 + * Cédric Schieli <[email protected]> + */ + +#include <config.h> + +/* + * Routine: save_boot_params (called after reset from start.S) + * Description: save ATAG/FDT address provided by the firmware at boot time + */ + +.global save_boot_params +save_boot_params: + /* The firmware provided ATAG/FDT address can be found in r2/x0 */ + adr x8, fw_dtb_pointer + str x0, [x8] + + + /* Returns */ + b save_boot_params_ret diff --git a/board/emulation/qemu-sbsa/qemu-sbsa.c b/board/emulation/qemu-sbsa/qemu-sbsa.c new file mode 100644 index 00000000000..3943c924320 --- /dev/null +++ b/board/emulation/qemu-sbsa/qemu-sbsa.c @@ -0,0 +1,273 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2017 Tuomas Tynkkynen + */ + +#include <cpu_func.h> +#include <dm.h> +#include <env.h> +#include <fdtdec.h> +#include <fdt_support.h> +#include <init.h> +#include <log.h> +#include <usb.h> +#include <asm/armv8/mmu.h> + +#include "qemu-sbsa.h" + +/* Assigned in lowlevel_init.S + * Push the variable into the .data section so that it + * does not get cleared later. + */ +unsigned long __section(".data") fw_dtb_pointer; + +static struct mm_region qemu_sbsa_mem_map[] = { + { + /* Secure flash */ + .virt = SBSA_SECURE_FLASH_BASE_ADDR, + .phys = SBSA_SECURE_FLASH_BASE_ADDR, + .size = SBSA_SECURE_FLASH_LENGTH, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_INNER_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* Flash */ + .virt = SBSA_FLASH_BASE_ADDR, + .phys = SBSA_FLASH_BASE_ADDR, + .size = SBSA_FLASH_LENGTH, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_INNER_SHARE + }, { + /* Lowmem peripherals */ + .virt = SBSA_PERIPH_BASE_ADDR, + .phys = SBSA_PERIPH_BASE_ADDR, + .size = SBSA_PCIE_MMIO_BASE_ADDR - SBSA_PERIPH_BASE_ADDR, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* 32-bit address PCIE MMIO space */ + .virt = SBSA_PCIE_MMIO_BASE_ADDR, + .phys = SBSA_PCIE_MMIO_BASE_ADDR, + .size = SBSA_PCIE_MMIO_LENGTH, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* PCI-E ECAM memory area */ + .virt = SBSA_PCIE_ECAM_BASE_ADDR, + .phys = SBSA_PCIE_ECAM_BASE_ADDR, + .size = SBSA_PCIE_ECAM_LENGTH, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* Highmem PCI-E MMIO memory area */ + .virt = SBSA_PCIE_MMIO_HIGH_BASE_ADDR, + .phys = SBSA_PCIE_MMIO_HIGH_BASE_ADDR, + .size = SBSA_PCIE_MMIO_HIGH_LENGTH, + .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) | + PTE_BLOCK_NON_SHARE | + PTE_BLOCK_PXN | PTE_BLOCK_UXN + }, { + /* DRAM */ + .virt = SBSA_MEM_BASE_ADDR, + .phys = SBSA_MEM_BASE_ADDR, + .size = 0x800000000000ULL, + .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) | + PTE_BLOCK_INNER_SHARE + }, { + /* List terminator */ + 0, + } +}; + +struct mm_region *mem_map = qemu_sbsa_mem_map; + +int board_late_init(void) +{ + /* start usb so that usb keyboard can be used as input device */ + if (CONFIG_IS_ENABLED(USB_KEYBOARD)) + usb_init(); + + return 0; +} + +int board_init(void) +{ + return 0; +} + +/** + * dtb_dt_qemu - Return the address of the QEMU provided FDT. + * + * @return: Pointer to FDT or NULL on failure + */ +static void *dtb_dt_qemu(void) +{ + /* FDT might be at start of DRAM */ + if (fdt_magic(SBSA_MEM_BASE_ADDR) == FDT_MAGIC) + return (void *)(u64)SBSA_MEM_BASE_ADDR; + + /* When ARM_LINUX_KERNEL_AS_BL33 is enabled in ATF, it's passed in x0 */ + if (fw_dtb_pointer >= SBSA_MEM_BASE_ADDR && + fdt_magic(fw_dtb_pointer) == FDT_MAGIC) { + return (void *)fw_dtb_pointer; + } + + return NULL; +} + +/* + * QEMU doesn't set compatible on cpus. + * Add them to make sure the U-Boot driver properly bind. + */ +static int fdtdec_fix_cpus(void *fdt_blob) +{ + int cpus_offset, off, ret; + u64 mpidr, i = 0; + + cpus_offset = fdt_path_offset(fdt_blob, "/cpus"); + if (cpus_offset < 0) { + puts("couldn't find /cpus node\n"); + return cpus_offset; + } + + fdt_for_each_subnode(off, fdt_blob, cpus_offset) { + if (strncmp(fdt_get_name(fdt_blob, off, NULL), "cpu@", 4)) + continue; + + mpidr = 0; + ret = smc_get_mpidr(i, &mpidr); + if (ret) { + log_warning("Failed to get MPIDR for processor %lld from SMC: %d\n", + i, ret); + mpidr = i; + } + + ret = fdt_setprop_string(fdt_blob, off, "compatible", "arm,armv8"); + if (ret < 0) + return ret; + + ret = fdt_setprop_string(fdt_blob, off, "device_type", "cpu"); + if (ret < 0) + return ret; + + ret = fdt_setprop_u64(fdt_blob, off, "reg", mpidr); + if (ret < 0) + return ret; + i++; + } + return 0; +} + +/* + * Update the GIC node when necessary and add optional ITS when it has a + * non zero base-address. + */ +static int fdtdec_fix_gic(void *fdt) +{ + u64 gic_dist_base = SBSA_GIC_DIST_BASE_ADDR; + u64 gic_redist_base = SBSA_GIC_REDIST_BASE_ADDR; + u64 gic_its_base = 0; + int offs, ret; + u64 reg[10]; + + /* Invoke SMC to get real base-address */ + smc_get_gic_dist_base(&gic_dist_base); + smc_get_gic_redist_base(&gic_redist_base); + + if ((gic_dist_base != SBSA_GIC_DIST_BASE_ADDR) || + (gic_redist_base != SBSA_GIC_REDIST_BASE_ADDR)) { + offs = fdt_path_offset(fdt, "/interrupt-controller"); + if (offs < 0) { + puts("couldn't find /interrupt-controller node\n"); + return offs; + } + + reg[0] = cpu_to_fdt64(gic_dist_base); + reg[1] = cpu_to_fdt64((u64)SBSA_GIC_DIST_LENGTH); + reg[2] = cpu_to_fdt64(gic_redist_base); + reg[3] = cpu_to_fdt64((u64)SBSA_GIC_REDIST_LENGTH); + reg[4] = cpu_to_fdt64(0); + reg[5] = cpu_to_fdt64(0); + reg[6] = cpu_to_fdt64(SBSA_GIC_HBASE_ADDR); + reg[7] = cpu_to_fdt64((u64)SBSA_GIC_HBASE_LENGTH); + reg[8] = cpu_to_fdt64(SBSA_GIC_VBASE_ADDR); + reg[9] = cpu_to_fdt64((u64)SBSA_GIC_VBASE_LENGTH); + + ret = fdt_setprop_inplace(fdt, offs, "reg", reg, sizeof(reg)); + } + + smc_get_gic_its_base(&gic_its_base); + + if (gic_its_base != 0) { + offs = fdt_path_offset(fdt, "/its"); + if (offs < 0) + return offs; + + ret = fdt_setprop_string(fdt, offs, "status", "okay"); + if (ret < 0) + return ret; + + reg[0] = cpu_to_fdt64(gic_its_base); + reg[1] = 0; + + ret = fdt_setprop(fdt, offs, "reg", reg, sizeof(u64) * 2); + if (ret < 0) + return ret; + } + + return 0; +} + +int fdtdec_board_setup(const void *fdt_blob) +{ + void *qemu_fdt; + int ret; + + /* + * Locate the QEMU provided DTB that contains the CPUs and amount of DRAM. + */ + qemu_fdt = dtb_dt_qemu(); + if (!qemu_fdt) { + log_err("QEMU FDT not found\n"); + return -ENODEV; + } + + ret = fdt_increase_size((void *)fdt_blob, 1024 + fdt_totalsize(qemu_fdt)); + if (ret) + return -ENOMEM; + + /* + * Merge the QEMU DTB as overlay into the U-Boot provided DTB. + */ + ret = fdt_overlay_apply_node((void *)fdt_blob, 0, qemu_fdt, 0); + if (ret < 0) + log_err("Failed to apply overlay: %d\n", ret); + + /* Fix QEMU nodes to make sure U-Boot drivers are properly working */ + ret = fdtdec_fix_cpus((void *)fdt_blob); + if (ret < 0) + log_err("Failed to fix CPUs in FDT: %d\n", ret); + + ret = fdtdec_fix_gic((void *)fdt_blob); + if (ret < 0) + log_err("Failed to fix INTC in FDT: %d\n", ret); + + return 0; +} + +int misc_init_r(void) +{ + return env_set_hex("fdt_addr", (uintptr_t)gd->fdt_blob); +} + +void reset_cpu(void) +{ +} + +int dram_init(void) +{ + return fdtdec_setup_mem_size_base(); +}
\ No newline at end of file diff --git a/board/emulation/qemu-sbsa/qemu-sbsa.env b/board/emulation/qemu-sbsa/qemu-sbsa.env new file mode 100644 index 00000000000..88fdb0ec1c5 --- /dev/null +++ b/board/emulation/qemu-sbsa/qemu-sbsa.env @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ + +/* environment for qemu-arm and qemu-arm64 */ + +stdin=serial,usbkbd +stdout=serial,vidconsole +stderr=serial,vidconsole +fdt_high=0xffffffffffffffff +initrd_high=0xffffffffffffffff +scriptaddr=0x100000300000 +pxefile_addr_r=0x10000400000 +kernel_addr_r=0x10000200000 +ramdisk_addr_r=0x10001000000 +boot_targets=qfw usb scsi virtio nvme dhcp diff --git a/board/emulation/qemu-sbsa/qemu-sbsa.h b/board/emulation/qemu-sbsa/qemu-sbsa.h new file mode 100644 index 00000000000..391a70bdc40 --- /dev/null +++ b/board/emulation/qemu-sbsa/qemu-sbsa.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2024 9elements GmbH + */ + +/** + * smc_get_mpidr() - Call into SMC and get the MPIDR for given CPU + * + * @id: CPU index + * @mpidr: Pointer where to place the MPIDR + * @return 0 if OK, other -ve on error + */ +int smc_get_mpidr(unsigned long id, u64 *mpidr); + +/** + * smc_get_gic_dist_base() - Call into SMC and get GIC dist base address + * + * @mpidr: Pointer where to place the base address + * @return 0 if OK, other -ve on error + */ +int smc_get_gic_dist_base(u64 *base); + +/** + * smc_get_gic_redist_base() - Call into SMC and get the GIC redistributor + * base address + * + * @mpidr: Pointer where to place the base address + * @return 0 if OK, other -ve on error + */ +int smc_get_gic_redist_base(u64 *base); + +/** + * smc_get_gic_its_base() - Call into SMC and get the ITS base address + * + * @mpidr: Pointer where to place the base address + * @return 0 if OK, other -ve on error + */ +int smc_get_gic_its_base(u64 *base); diff --git a/board/emulation/qemu-sbsa/smc.c b/board/emulation/qemu-sbsa/smc.c new file mode 100644 index 00000000000..9a2d091bea6 --- /dev/null +++ b/board/emulation/qemu-sbsa/smc.c @@ -0,0 +1,71 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (c) 2024 9elements GmbH + */ + +#include <cpu.h> +#include <init.h> +#include <log.h> +#include <linux/arm-smccc.h> + +#define SMC_SIP_FUNCTION_ID(n) (0xC2000000 | (n)) + +#define SIP_SVC_VERSION SMC_SIP_FUNCTION_ID(1) +#define SIP_SVC_GET_GIC SMC_SIP_FUNCTION_ID(100) +#define SIP_SVC_GET_GIC_ITS SMC_SIP_FUNCTION_ID(101) +#define SIP_SVC_GET_CPU_COUNT SMC_SIP_FUNCTION_ID(200) +#define SIP_SVC_GET_CPU_NODE SMC_SIP_FUNCTION_ID(201) +#define SIP_SVC_GET_MEMORY_NODE_COUNT SMC_SIP_FUNCTION_ID(300) +#define SIP_SVC_GET_MEMORY_NODE SMC_SIP_FUNCTION_ID(301) + +int smc_get_mpidr(unsigned long id, u64 *mpidr) +{ + struct arm_smccc_res res; + + res.a0 = ~0; + arm_smccc_smc(SIP_SVC_GET_CPU_NODE, id, 0, 0, 0, 0, 0, 0, &res); + + if (!res.a0) + *mpidr = res.a2; + + return res.a0; +} + +int smc_get_gic_dist_base(u64 *base) +{ + struct arm_smccc_res res; + + res.a0 = ~0; + arm_smccc_smc(SIP_SVC_GET_GIC, 0, 0, 0, 0, 0, 0, 0, &res); + + if (!res.a0) + *base = res.a1; + + return res.a0; +} + +int smc_get_gic_redist_base(u64 *base) +{ + struct arm_smccc_res res; + + res.a0 = ~0; + arm_smccc_smc(SIP_SVC_GET_GIC, 0, 0, 0, 0, 0, 0, 0, &res); + + if (!res.a0) + *base = res.a2; + + return res.a0; +} + +int smc_get_gic_its_base(u64 *base) +{ + struct arm_smccc_res res; + + res.a0 = ~0; + arm_smccc_smc(SIP_SVC_GET_GIC_ITS, 0, 0, 0, 0, 0, 0, 0, &res); + + if (!res.a0) + *base = res.a1; + + return res.a0; +} diff --git a/board/raspberrypi/rpi/.gitignore b/board/raspberrypi/rpi/.gitignore new file mode 100644 index 00000000000..39e46ba0ae7 --- /dev/null +++ b/board/raspberrypi/rpi/.gitignore @@ -0,0 +1,3 @@ +dsdt_generated.aml +dsdt_generated.asl.tmp +dsdt_generated.c diff --git a/board/raspberrypi/rpi/Makefile b/board/raspberrypi/rpi/Makefile index b1186cdf100..bb1b7cc630f 100644 --- a/board/raspberrypi/rpi/Makefile +++ b/board/raspberrypi/rpi/Makefile @@ -4,3 +4,5 @@ obj-y := rpi.o obj-y += lowlevel_init.o + +obj-$(CONFIG_GENERATE_ACPI_TABLE) += dsdt_generated.o diff --git a/board/raspberrypi/rpi/acpitables.h b/board/raspberrypi/rpi/acpitables.h new file mode 100644 index 00000000000..3ba8f19808c --- /dev/null +++ b/board/raspberrypi/rpi/acpitables.h @@ -0,0 +1,90 @@ +/** @file + * + * RPi defines for constructing ACPI tables + * + * Copyright (c) 2020, Pete Batard <[email protected]> + * Copyright (c) 2019, ARM Ltd. All rights reserved. + * Copyright (c) 2018, Andrei Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +#ifndef __RPI_ACPITABLES_H__ +#define __RPI_ACPITABLES_H__ + +#include <acpi/acpi_table.h> + +// The ASL compiler can't perform arithmetic on MEMORY32FIXED () +// parameters so you can't pass a constant like BASE + OFFSET. +// We therefore define a macro that can perform arithmetic base +// address update with an offset. +#define MEMORY32SETBASE(BufName, MemName, VarName, Offset) \ + CreateDwordField (^BufName, ^MemName._BAS, VarName) \ + Add (BCM2836_SOC_REGISTERS, Offset, VarName) + +//------------------------------------------------------------------------ +// Interrupts. These are specific to each platform +//------------------------------------------------------------------------ +#if defined(CONFIG_TARGET_RPI_3) +#define BCM2836_V3D_BUS_INTERRUPT 0x2A +#define BCM2836_DMA_INTERRUPT 0x3B +#define BCM2836_SPI1_INTERRUPT 0x3D +#define BCM2836_SPI2_INTERRUPT 0x3D +#define BCM2836_HVS_INTERRUPT 0x41 +#define BCM2836_HDMI0_INTERRUPT 0x48 +#define BCM2836_HDMI1_INTERRUPT 0x49 +#define BCM2836_PV2_INTERRUPT 0x4A +#define BCM2836_PV0_INTERRUPT 0x4D +#define BCM2836_PV1_INTERRUPT 0x4E +#define BCM2836_MBOX_INTERRUPT 0x61 +#define BCM2836_VCHIQ_INTERRUPT 0x62 +#define BCM2386_GPIO_INTERRUPT0 0x51 +#define BCM2386_GPIO_INTERRUPT1 0x52 +#define BCM2386_GPIO_INTERRUPT2 0x53 +#define BCM2386_GPIO_INTERRUPT3 0x54 +#define BCM2836_I2C1_INTERRUPT 0x55 +#define BCM2836_I2C2_INTERRUPT 0x55 +#define BCM2836_SPI0_INTERRUPT 0x56 +#define BCM2836_USB_INTERRUPT 0x29 +#define BCM2836_SDHOST_INTERRUPT 0x58 +#define BCM2836_MMCHS1_INTERRUPT 0x5E +#define BCM2836_MINI_UART_INTERRUPT 0x3D +#define BCM2836_PL011_UART_INTERRUPT 0x59 +#elif defined(CONFIG_TARGET_RPI_4) +#define BCM2836_V3D_BUS_INTERRUPT 0x2A +#define BCM2836_DMA_INTERRUPT 0x3B +#define BCM2836_SPI1_INTERRUPT 0x7D +#define BCM2836_SPI2_INTERRUPT 0x7D +#define BCM2836_HVS_INTERRUPT 0x41 +#define BCM2836_HDMI0_INTERRUPT 0x48 +#define BCM2836_HDMI1_INTERRUPT 0x49 +#define BCM2836_PV2_INTERRUPT 0x4A +#define BCM2836_PV0_INTERRUPT 0x4D +#define BCM2836_PV1_INTERRUPT 0x4E +#define BCM2836_MBOX_INTERRUPT 0x41 +#define BCM2836_VCHIQ_INTERRUPT 0x42 +#define BCM2386_GPIO_INTERRUPT0 0x91 +#define BCM2386_GPIO_INTERRUPT1 0x92 +#define BCM2386_GPIO_INTERRUPT2 0x93 +#define BCM2386_GPIO_INTERRUPT3 0x94 +#define BCM2836_I2C1_INTERRUPT 0x95 +#define BCM2836_I2C2_INTERRUPT 0x95 +#define BCM2836_SPI0_INTERRUPT 0x96 +#define BCM2836_USB_INTERRUPT 0x69 +#define BCM2836_SDHOST_INTERRUPT 0x98 +#define BCM2836_MMCHS1_INTERRUPT 0x9E +#define BCM2836_MINI_UART_INTERRUPT 0x7D +#define BCM2836_PL011_UART_INTERRUPT 0x99 +#define GENET_INTERRUPT0 0xBD +#define GENET_INTERRUPT1 0xBE +#define GENET_BASE_ADDRESS 0xFD580000 +#define GENET_LENGTH 0x10000 +#define THERM_SENSOR_BASE_ADDRESS 0xFD5d2200 +#define THERM_SENSOR_LENGTH 0x8 +#else +#error "Unsupported rpi module for ACPI tables" +#endif + +#endif // __ACPITABLES_H__ diff --git a/board/raspberrypi/rpi/dsdt.asl b/board/raspberrypi/rpi/dsdt.asl new file mode 100644 index 00000000000..c89b08d5ea1 --- /dev/null +++ b/board/raspberrypi/rpi/dsdt.asl @@ -0,0 +1,254 @@ +/** @file + * + * Differentiated System Definition Table (DSDT) + * + * Copyright (c) 2020, Pete Batard <[email protected]> + * Copyright (c) 2018-2020, Andrey Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * Copyright (c) 2021, ARM Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +#include <asm/arch/acpi/bcm2711.h> +#include <asm/arch/acpi/bcm2836.h> +#include <asm/arch/acpi/bcm2836_gpio.h> +#include <asm/arch/acpi/bcm2836_gpu.h> +#include <asm/arch/acpi/bcm2836_pwm.h> +#include <asm/arch/acpi/bcm2836_sdio.h> +#include <asm/arch/acpi/bcm2836_sdhost.h> + +#include "acpitables.h" + +#define BCM_ALT0 0x4 +#define BCM_ALT1 0x5 +#define BCM_ALT2 0x6 +#define BCM_ALT3 0x7 +#define BCM_ALT4 0x3 +#define BCM_ALT5 0x2 + +// +// The ASL compiler does not support argument arithmetic in functions +// like QWordMemory (). So we need to instantiate dummy qword regions +// that we can then update the Min, Max and Length attributes of. +// The three macros below help accomplish this. +// +// QWORDMEMORYSET specifies a CPU memory range (whose base address is +// BCM2836_SOC_REGISTERS + Offset), and QWORDBUSMEMORYSET specifies +// a VPU memory range (whose base address is provided directly). +// +#define QWORDMEMORYBUF(Index) \ + QWordMemory (ResourceProducer,, \ + MinFixed, MaxFixed, NonCacheable, ReadWrite, \ + 0x0, 0x0, 0x0, 0x0, 0x1,,, RB ## Index) + +#define QWORDMEMORYSET(Index, Offset, Length) \ + CreateQwordField (RBUF, RB ## Index._MIN, MI ## Index) \ + CreateQwordField (RBUF, RB ## Index._MAX, MA ## Index) \ + CreateQwordField (RBUF, RB ## Index._LEN, LE ## Index) \ + Store (Length, LE ## Index) \ + Add (BCM2836_SOC_REGISTERS, Offset, MI ## Index) \ + Add (MI ## Index, LE ## Index - 1, MA ## Index) + +#define QWORDBUSMEMORYSET(Index, Base, Length) \ + CreateQwordField (RBUF, RB ## Index._MIN, MI ## Index) \ + CreateQwordField (RBUF, RB ## Index._MAX, MA ## Index) \ + CreateQwordField (RBUF, RB ## Index._LEN, LE ## Index) \ + Store (Base, MI ## Index) \ + Store (Length, LE ## Index) \ + Add (MI ## Index, LE ## Index - 1, MA ## Index) + +DefinitionBlock ("Dsdt.aml", "DSDT", 2, "RPIFDN", "RPI", 2) +{ + External (\_PR.CP00, DeviceObj) + External (\_PR.CP01, DeviceObj) + External (\_PR.CP02, DeviceObj) + External (\_PR.CP03, DeviceObj) + Scope (\_SB_) + { + include ("pep.asl") + + // + // GPU device container describes the DMA translation required + // when a device behind the GPU wants to access Arm memory. + // Only the first GB can be addressed. + // + Device (GDV0) + { + Name (_HID, "ACPI0004") + Name (_UID, 0x1) + Name (_CCA, 0x0) + + Method (_CRS, 0, Serialized) { + // + // Container devices with _DMA must have _CRS, meaning GDV0 + // to provide all resources that GpuDevs.asl consume (except + // interrupts). + // + Name (RBUF, ResourceTemplate () { + QWORDMEMORYBUF(01) + QWORDMEMORYBUF(02) + QWORDMEMORYBUF(03) + // QWORDMEMORYBUF(04) + // QWORDMEMORYBUF(05) + QWORDMEMORYBUF(06) + QWORDMEMORYBUF(07) + QWORDMEMORYBUF(08) + QWORDMEMORYBUF(09) + QWORDMEMORYBUF(10) + QWORDMEMORYBUF(11) + QWORDMEMORYBUF(12) + QWORDMEMORYBUF(13) + QWORDMEMORYBUF(14) + QWORDMEMORYBUF(15) + // QWORDMEMORYBUF(16) + QWORDMEMORYBUF(17) + QWORDMEMORYBUF(18) + QWORDMEMORYBUF(19) + QWORDMEMORYBUF(20) + QWORDMEMORYBUF(21) + QWORDMEMORYBUF(22) + QWORDMEMORYBUF(23) + QWORDMEMORYBUF(24) + QWORDMEMORYBUF(25) + }) + + // USB + QWORDMEMORYSET(01, BCM2836_USB_OFFSET, BCM2836_USB_LENGTH) + + // GPU + QWORDMEMORYSET(02, BCM2836_V3D_BUS_OFFSET, BCM2836_V3D_BUS_LENGTH) + QWORDMEMORYSET(03, BCM2836_HVS_OFFSET, BCM2836_HVS_LENGTH) + // QWORDMEMORYSET(04, BCM2836_PV0_OFFSET, BCM2836_PV0_LENGTH) + // QWORDMEMORYSET(05, BCM2836_PV1_OFFSET, BCM2836_PV1_LENGTH) + QWORDMEMORYSET(06, BCM2836_PV2_OFFSET, BCM2836_PV2_LENGTH) + QWORDMEMORYSET(07, BCM2836_HDMI0_OFFSET, BCM2836_HDMI0_LENGTH) + QWORDMEMORYSET(08, BCM2836_HDMI1_OFFSET, BCM2836_HDMI1_LENGTH) + + // Mailbox + QWORDMEMORYSET(09, BCM2836_MBOX_OFFSET, BCM2836_MBOX_LENGTH) + + // VCHIQ + QWORDMEMORYSET(10, BCM2836_VCHIQ_OFFSET, BCM2836_VCHIQ_LENGTH) + + // GPIO + QWORDMEMORYSET(11, GPIO_OFFSET, GPIO_LENGTH) + + // I2C + QWORDMEMORYSET(12, BCM2836_I2C1_OFFSET, BCM2836_I2C1_LENGTH) + QWORDMEMORYSET(13, BCM2836_I2C2_OFFSET, BCM2836_I2C2_LENGTH) + + // SPI + QWORDMEMORYSET(14, BCM2836_SPI0_OFFSET, BCM2836_SPI0_LENGTH) + QWORDMEMORYSET(15, BCM2836_SPI1_OFFSET, BCM2836_SPI1_LENGTH) + // QWORDMEMORYSET(16, BCM2836_SPI2_OFFSET, BCM2836_SPI2_LENGTH) + + // PWM + QWORDMEMORYSET(17, BCM2836_PWM_DMA_OFFSET, BCM2836_PWM_DMA_LENGTH) + QWORDMEMORYSET(18, BCM2836_PWM_CTRL_OFFSET, BCM2836_PWM_CTRL_LENGTH) + QWORDBUSMEMORYSET(19, BCM2836_PWM_BUS_BASE_ADDRESS, BCM2836_PWM_BUS_LENGTH) + QWORDBUSMEMORYSET(20, BCM2836_PWM_CTRL_UNCACHED_BASE_ADDRESS, BCM2836_PWM_CTRL_UNCACHED_LENGTH) + QWORDMEMORYSET(21, BCM2836_PWM_CLK_OFFSET, BCM2836_PWM_CLK_LENGTH) + + // UART + QWORDMEMORYSET(22, BCM2836_PL011_UART_OFFSET, BCM2836_PL011_UART_LENGTH) + QWORDMEMORYSET(23, BCM2836_MINI_UART_OFFSET, BCM2836_MINI_UART_LENGTH) + + // SDC + QWORDMEMORYSET(24, MMCHS1_OFFSET, MMCHS1_LENGTH) + QWORDMEMORYSET(25, SDHOST_OFFSET, SDHOST_LENGTH) + + Return (RBUF) + } + + Name (_DMA, ResourceTemplate() { + // + // Only the first GB is available. + // Bus 0xC0000000 -> CPU 0x00000000. + // + QWordMemory (ResourceProducer, + , + MinFixed, + MaxFixed, + NonCacheable, + ReadWrite, + 0x0, + 0x00000000C0000000, // MIN + 0x00000000FFFFFFFF, // MAX + 0xFFFFFFFF40000000, // TRA + 0x0000000040000000, // LEN + , + , + ) + }) +#include "gpudevs.asl" + } + +#if defined(CONFIG_TARGET_RPI_4) + Device (ETH0) + { + Name (_HID, "BCM6E4E") + Name (_CID, "BCM6E4E") + Name (_UID, 0x0) + Name (_CCA, 0x0) + + Method (_CRS, 0x0, Serialized) + { + Return (ResourceTemplate () + { + // No need for MEMORY32SETBASE on Genet as we have a straight base address constant + MEMORY32FIXED (ReadWrite, GENET_BASE_ADDRESS, GENET_LENGTH, ) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { GENET_INTERRUPT0, GENET_INTERRUPT1 } + }) + } + Name (_DSD, Package () { + ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "brcm,max-dma-burst-size", 0x08 }, + Package () { "phy-mode", "rgmii-rxid" }, + } + }) + } + + // Define a simple thermal zone. The idea here is we compute the SOC temp + // via a register we can read, and give it to the OS. This enables basic + // reports from the "sensors" utility, and the OS can then poll and take + // actions if that temp exceeds any of the given thresholds. + Device (EC00) + { + Name (_HID, EISAID ("PNP0C06")) + Name (_CCA, 0x0) + + // all temps in are tenths of K (aka 2732 is the min temps in Linux (aka 0C)) + ThermalZone (TZ00) { + OperationRegion (TEMS, SystemMemory, THERM_SENSOR_BASE_ADDRESS, THERM_SENSOR_LENGTH) + Field (TEMS, DWordAcc, NoLock, Preserve) { + TMPS, 32 + } + Method (_TMP, 0, Serialized) { + return (((410040 - ((TMPS & 0x3ff) * 487)) / 100) + 2732); + } + + Method (_SCP, 3) { } // receive cooling policy from OS + + Method (_CRT) { Return (3632) } // (90C) Critical temp point (immediate power-off) + Method (_HOT) { Return (3582) } // (85C) HOT state where OS should hibernate + Method (_PSV) { Return (3532) } // (80C) Passive cooling (CPU throttling) trip point + + // SSDT inserts _AC0/_AL0 @60C here, if a FAN is configured + + Name (_TZP, 10) //The OSPM must poll this device every 1 seconds + Name (_PSL, Package () { \_PR.CP00, \_PR.CP01, \_PR.CP02, \_PR.CP03 }) + } + } +#endif + + +#include "uart.asl" +#include "rhpx.asl" +#include "sdhc.asl" +#include "emmc.asl" +#include "pci.asl" + } +} diff --git a/board/raspberrypi/rpi/emmc.asl b/board/raspberrypi/rpi/emmc.asl new file mode 100644 index 00000000000..63f01362c91 --- /dev/null +++ b/board/raspberrypi/rpi/emmc.asl @@ -0,0 +1,136 @@ +/** @file + * + * Copyright (c) 2021, ARM Limited. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +#include <asm/arch/acpi/bcm2836_sdhost.h> +#include <asm/arch/acpi/bcm2836_sdio.h> +#include <asm/arch/acpi/bcm2711.h> + +Device (GDV1) { + Name (_HID, "ACPI0004") + Name (_UID, 0x2) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, MMCHS2_LENGTH, RMEM) + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, MMCHS2_OFFSET) + Return (^RBUF) + } + + // Translated DMA region for BCM2711 silicon revisions older than C0 + Name (DMTR, ResourceTemplate() { + QWordMemory (ResourceProducer, + , + MinFixed, + MaxFixed, + NonCacheable, + ReadWrite, + 0x0, + 0x00000000C0000000, // MIN + 0x00000000FFFFFFFF, // MAX + 0xFFFFFFFF40000000, // TRA + 0x0000000040000000, // LEN + , + , + ) + }) + + // Non translated DMA region for BCM2711 revisions C0 and newer + Name (DMNT, ResourceTemplate() { + QWordMemory (ResourceProducer, + , + MinFixed, + MaxFixed, + NonCacheable, + ReadWrite, + 0x0, + 0x0000000000000000, // MIN + 0x000000FFFFFFFFFF, // MAX + 0x0000000000000000, // TRA + 0x0000010000000000, // LEN + , + , + ) + }) + + // emmc2 Host Controller. (brcm,bcm2711-emmc2) + Device (SDC3) + { + Name (_HID, "BRCME88C") + Name (_UID, 0x1) + Name (_CCA, 0x0) + Name (_S1D, 0x1) + Name (_S2D, 0x1) + Name (_S3D, 0x1) + Name (_S4D, 0x1) + Name (SDMA, 0x2) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, MMCHS2_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared) { BCM2836_MMCHS1_INTERRUPT } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, MMCHS2_OFFSET) + Return (^RBUF) + } + + // Unfortunately this controller doesn't honor the + // standard SDHCI voltage control registers + // (or at least Linux's standard code can't + // lower the voltage) So, UHS mode is disabled with caps + Name (DSD1, Package () { + ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "sdhci-caps-mask", 0x0000000500080000 }, + } + }) + // Along with disabling UHS, here both SDMA and ADMA2 + // are also disabled until the linux _DMA() mask/translate + // works properly. + Name (DSD2, Package () { + ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "sdhci-caps-mask", 0x0000000504480000 }, + } + }) + Method (_DSD, 0x0, Serialized) + { + // Select one of the sdhci-caps-mask definitions + // depending on whether we also want to disable DMA + if (SDMA == 0) + { + return (^DSD2) + } + else + { + return (^DSD1) + } + } + + // + // A child device that represents the + // sd card, which is marked as non-removable. + // + Device (SDMM) + { + Method (_ADR) + { + Return (0) + } + Method (_RMV) // Is removable + { + Return (0) // 0 - fixed + } + } + } //SDC3 +} //GDV1 diff --git a/board/raspberrypi/rpi/gpudevs.asl b/board/raspberrypi/rpi/gpudevs.asl new file mode 100644 index 00000000000..a3077a9c3bd --- /dev/null +++ b/board/raspberrypi/rpi/gpudevs.asl @@ -0,0 +1,372 @@ +/** @file + * + * [DSDT] Devices behind the GPU. + * + * Copyright (c) 2018-2020, Andrey Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +// DWC OTG Controller +Device (USB0) +{ + Name (_HID, "BCM2848") +#if defined(CONFIG_TARGET_RPI_3) + Name (_CID, "DWC_OTG") +#elif defined(CONFIG_TARGET_RPI_4) + Name (_CID, "BCM2848") +#endif + Name (_UID, 0x0) + Name (_CCA, 0x0) + Method (_STA) + { + Return (0xf) + } + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_USB_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_USB_INTERRUPT } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_USB_OFFSET) + Return (^RBUF) + } +} + +// Video Core 4 GPU +Device (GPU0) +{ + Name (_HID, "BCM2850") + Name (_CID, "BCM2850") + Name (_UID, 0x0) + Name (_CCA, 0x0) + Method (_STA) + { + Return (0xf) + } + Name (RBUF, ResourceTemplate () + { + // Memory and interrupt for the GPU + MEMORY32FIXED (ReadWrite, 0, BCM2836_V3D_BUS_LENGTH, RM01) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_V3D_BUS_INTERRUPT } + + // HVS - Hardware Video Scalar + MEMORY32FIXED (ReadWrite, 0, BCM2836_HVS_LENGTH, RM02) + // The HVS interrupt is reserved by the VPU + // Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_HVS_INTERRUPT } + + // PixelValve0 - DSI0 or DPI + // MEMORY32FIXED (ReadWrite, BCM2836_PV0_BASE_ADDRESS, BCM2836_PV0_LENGTH, RM03) + // Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_PV0_INTERRUPT } + + // PixelValve1 - DS1 or SMI + // MEMORY32FIXED (ReadWrite, BCM2836_PV1_BASE_ADDRESS, BCM2836_PV1_LENGTH, RM04) + // Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_PV1_INTERRUPT } + + // PixelValve2 - HDMI output - connected to HVS display FIFO 1 + MEMORY32FIXED (ReadWrite, 0, BCM2836_PV2_LENGTH, RM05) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_PV2_INTERRUPT } + + // HDMI registers + MEMORY32FIXED (ReadWrite, 0, BCM2836_HDMI0_LENGTH, RM06) + MEMORY32FIXED (ReadWrite, 0, BCM2836_HDMI1_LENGTH, RM07) + // hdmi_int[0] + // Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_HDMI0_INTERRUPT } + // hdmi_int[1] + // Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_HDMI1_INTERRUPT } + + // HDMI DDC connection + I2CSerialBus (0x50,, 100000,, "\\_SB.GDV0.I2C2",,,,) // EDID + I2CSerialBus (0x30,, 100000,, "\\_SB.GDV0.I2C2",,,,) // E-DDC Segment Pointer + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RM01, RB01, BCM2836_V3D_BUS_OFFSET) + MEMORY32SETBASE (RBUF, RM02, RB02, BCM2836_HVS_OFFSET) + MEMORY32SETBASE (RBUF, RM05, RB05, BCM2836_PV2_OFFSET) + MEMORY32SETBASE (RBUF, RM06, RB06, BCM2836_HDMI0_OFFSET) + MEMORY32SETBASE (RBUF, RM07, RB07, BCM2836_HDMI1_OFFSET) + Return (^RBUF) + } + + // GPU Power Management Component Data + // Reference : https://github.com/Microsoft/graphics-driver-samples/wiki/Install-Driver-in-a-Windows-VM + Method (PMCD, 0, Serialized) + { + Name (RBUF, Package () + { + 1, // Version + 1, // Number of graphics power components + Package () // Power components package + { + Package () // GPU component package + { + 0, // Component Index + 0, // DXGK_POWER_COMPONENT_MAPPING.ComponentType (0 = DXGK_POWER_COMPONENT_ENGINE) + 0, // DXGK_POWER_COMPONENT_MAPPING.NodeIndex + + Buffer () // DXGK_POWER_RUNTIME_COMPONENT.ComponentGuid + { // 9B2D1E26-1575-4747-8FC0-B9EB4BAA2D2B + 0x26, 0x1E, 0x2D, 0x9B, 0x75, 0x15, 0x47, 0x47, + 0x8f, 0xc0, 0xb9, 0xeb, 0x4b, 0xaa, 0x2d, 0x2b + }, + + "VC4_Engine_00",// DXGK_POWER_RUNTIME_COMPONENT.ComponentName + 2, // DXGK_POWER_RUNTIME_COMPONENT.StateCount + + Package () // DXGK_POWER_RUNTIME_COMPONENT.States[] package + { + Package () // F0 + { + 0, // DXGK_POWER_RUNTIME_STATE.TransitionLatency + 0, // DXGK_POWER_RUNTIME_STATE.ResidencyRequirement + 1210000, // DXGK_POWER_RUNTIME_STATE.NominalPower (microwatt) + }, + + Package () // F1 - Placeholder + { + 10000, // DXGK_POWER_RUNTIME_STATE.TransitionLatency + 10000, // DXGK_POWER_RUNTIME_STATE.ResidencyRequirement + 4, // DXGK_POWER_RUNTIME_STATE.NominalPower + }, + } + } + } + }) + Return (RBUF) + } +} + +// PiQ Mailbox Driver +Device (RPIQ) +{ + Name (_HID, "BCM2849") + Name (_CID, "BCM2849") + Name (_UID, 0) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_MBOX_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_MBOX_INTERRUPT } + }) + + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_MBOX_OFFSET) + Return (^RBUF) + } +} + +// VCHIQ Driver +Device (VCIQ) +{ + Name (_HID, "BCM2835") + Name (_CID, "BCM2835") + Name (_UID, 0) + Name (_CCA, 0x0) + Name (_DEP, Package() { \_SB.GDV0.RPIQ }) + Method (_STA) + { + Return (0xf) + } + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_VCHIQ_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_VCHIQ_INTERRUPT } + }) + + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_VCHIQ_OFFSET) + Return (^RBUF) + } +} + +// VC Shared Memory Driver +Device (VCSM) +{ + Name (_HID, "BCM2856") + Name (_CID, "BCM2856") + Name (_UID, 0) + Name (_CCA, 0x0) + Name (_DEP, Package() { \_SB.GDV0.VCIQ }) + Method (_STA) + { + Return (0xf) + } +} + +// Description: GPIO +Device (GPI0) +{ + Name (_HID, "BCM2845") + Name (_CID, "BCM2845") + Name (_UID, 0x0) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, GPIO_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared) + { + BCM2386_GPIO_INTERRUPT0, BCM2386_GPIO_INTERRUPT1, + BCM2386_GPIO_INTERRUPT2, BCM2386_GPIO_INTERRUPT3 + } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, GPIO_OFFSET) + Return (^RBUF) + } +} + +// Description: I2C +Device (I2C1) +{ + Name (_HID, "BCM2841") + Name (_CID, "BCM2841") + Name (_UID, 0x1) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_I2C1_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared) { BCM2836_I2C1_INTERRUPT } + PinFunction (Exclusive, PullUp, BCM_ALT0, "\\_SB.GDV0.GPI0", 0, ResourceConsumer, , ) { 2, 3 } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_I2C1_OFFSET) + Return (^RBUF) + } +} + +// I2C2 is the HDMI DDC connection +Device (I2C2) +{ + Name (_HID, "BCM2841") + Name (_CID, "BCM2841") + Name (_UID, 0x2) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate() + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_I2C2_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared) { BCM2836_I2C2_INTERRUPT } + }) + + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_I2C2_OFFSET) + Return (^RBUF) + } +} + +// SPI +Device (SPI0) +{ + Name (_HID, "BCM2838") + Name (_CID, "BCM2838") + Name (_UID, 0x0) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_SPI0_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared) { BCM2836_SPI0_INTERRUPT } + PinFunction (Exclusive, PullDown, BCM_ALT0, "\\_SB.GDV0.GPI0", 0, ResourceConsumer, , ) { 9, 10, 11 } // MISO, MOSI, SCLK + PinFunction (Exclusive, PullUp, BCM_ALT0, "\\_SB.GDV0.GPI0", 0, ResourceConsumer, , ) { 8 } // CE0 + PinFunction (Exclusive, PullUp, BCM_ALT0, "\\_SB.GDV0.GPI0", 0, ResourceConsumer, , ) { 7 } // CE1 + }) + + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_SPI0_OFFSET) + Return (^RBUF) + } +} + +Device (SPI1) +{ + Name (_HID, "BCM2839") + Name (_CID, "BCM2839") + Name (_UID, 0x1) + Name (_CCA, 0x0) + Name (_DEP, Package() { \_SB.GDV0.RPIQ }) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_SPI1_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared,) { BCM2836_SPI1_INTERRUPT } + PinFunction (Exclusive, PullDown, BCM_ALT4, "\\_SB.GDV0.GPI0", 0, ResourceConsumer, , ) { 19, 20, 21 } // MISO, MOSI, SCLK + PinFunction (Exclusive, PullDown, BCM_ALT4, "\\_SB.GDV0.GPI0", 0, ResourceConsumer, , ) { 16 } // CE2 + }) + + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_SPI1_OFFSET) + Return (^RBUF) + } +} + +// SPI2 has no pins on GPIO header +// Device (SPI2) +// { +// Name (_HID, "BCM2839") +// Name (_CID, "BCM2839") +// Name (_UID, 0x2) +// Name (_CCA, 0x0) +// Name (_DEP, Package() { \_SB.GDV0.RPIQ }) +// Method (_STA) +// { +// Return (0xf) // Disabled +// } +// Method (_CRS, 0x0, Serialized) +// { +// Name (RBUF, ResourceTemplate () +// { +// MEMORY32FIXED (ReadWrite, BCM2836_SPI2_BASE_ADDRESS, BCM2836_SPI2_LENGTH, RMEM) +// Interrupt (ResourceConsumer, Level, ActiveHigh, Shared,) { BCM2836_SPI2_INTERRUPT } +// }) +// Return (RBUF) +// } +// } + +// PWM Driver +Device (PWM0) +{ + Name (_HID, "BCM2844") + Name (_CID, "BCM2844") + Name (_UID, 0) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + // DMA channel 11 control + MEMORY32FIXED (ReadWrite, 0, BCM2836_PWM_DMA_LENGTH, RM01) + // PWM control + MEMORY32FIXED (ReadWrite, 0, BCM2836_PWM_CTRL_LENGTH, RM02) + // PWM control bus + MEMORY32FIXED (ReadWrite, BCM2836_PWM_BUS_BASE_ADDRESS, BCM2836_PWM_BUS_LENGTH, ) + // PWM control uncached + MEMORY32FIXED (ReadWrite, BCM2836_PWM_CTRL_UNCACHED_BASE_ADDRESS, BCM2836_PWM_CTRL_UNCACHED_LENGTH, ) + // PWM clock control + MEMORY32FIXED (ReadWrite, 0, BCM2836_PWM_CLK_LENGTH, RM03) + // Interrupt DMA channel 11 + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_DMA_INTERRUPT } + // DMA channel 11, DREQ 5 for PWM + FixedDMA (5, 11, Width32Bit, ) + }) + + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RM01, RB01, BCM2836_PWM_DMA_OFFSET) + MEMORY32SETBASE (RBUF, RM02, RB02, BCM2836_PWM_CTRL_OFFSET) + MEMORY32SETBASE (RBUF, RM03, RB03, BCM2836_PWM_CLK_OFFSET) + Return (^RBUF) + } +}
\ No newline at end of file diff --git a/board/raspberrypi/rpi/pci.asl b/board/raspberrypi/rpi/pci.asl new file mode 100644 index 00000000000..a7a09df5cd9 --- /dev/null +++ b/board/raspberrypi/rpi/pci.asl @@ -0,0 +1,177 @@ +/** @file + * + * Copyright (c) 2019 Linaro, Limited. All rights reserved. + * Copyright (c) 2021 Arm + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +Device(PCI0) +{ + Name(_HID, EISAID("PNP0A08")) // PCI Express Root Bridge + Name(_CID, EISAID("PNP0A03")) // Compatible PCI Root Bridge + Name(_SEG, Zero) // PCI Segment Group number + Name(_BBN, Zero) // PCI Base Bus Number + Name(_CCA, 0) // Mark the PCI noncoherent + + // PCIe can only DMA to first 3GB with early SOC's + // But we keep the restriction on the later ones + // To avoid DMA translation problems. + Name (_DMA, ResourceTemplate() { + QWordMemory (ResourceProducer, + , + MinFixed, + MaxFixed, + NonCacheable, + ReadWrite, + 0x0, + 0x0, // MIN + 0xbfffffff, // MAX + 0x0, // TRA + 0xc0000000, // LEN + , + , + ) + }) + + // PCI Routing Table + Name(_PRT, Package() { + Package (4) { 0x0000FFFF, 0, zero, 175 }, + Package (4) { 0x0000FFFF, 1, zero, 176 }, + Package (4) { 0x0000FFFF, 2, zero, 177 }, + Package (4) { 0x0000FFFF, 3, zero, 178 } + }) + + Name (_DSD, Package () { + ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "linux-ecam-quirk-id", "bcm2711" }, + } + }) + + // Root complex resources + Method (_CRS, 0, Serialized) { + Name (RBUF, ResourceTemplate () { + + // bus numbers assigned to this root + WordBusNumber ( + ResourceProducer, + MinFixed, MaxFixed, PosDecode, + 0, // AddressGranularity + 0, // AddressMinimum - Minimum Bus Number + 255, // AddressMaximum - Maximum Bus Number + 0, // AddressTranslation - Set to 0 + 256 // RangeLength - Number of Busses + ) + + // 32-bit mmio window in 64-bit addr + QWordMemory ( + ResourceProducer, PosDecode, + MinFixed, MaxFixed, + NonCacheable, ReadWrite, // cacheable + 0x00000000, // Granularity + 0, // PCIE_PCI_MMIO_BEGIN + 1, // PCIE_MMIO_LEN + PCIE_PCI_MMIO_BEGIN + PCIE_CPU_MMIO_WINDOW, // PCIE_PCI_MMIO_BEGIN - PCIE_CPU_MMIO_WINDOW + 2 // PCIE_MMIO_LEN + 1 + ,,,MMI1 + ) + + // root port registers, not to be used if SMCCC is utilized + QWordMemory ( + ResourceConsumer, , + MinFixed, MaxFixed, + NonCacheable, ReadWrite, // cacheable + 0x00000000, // Granularity + 0xFD500000, // Root port begin + 0xFD509FFF, // Root port end + 0x00000000, // no translation + 0x0000A000, // size + ,, + ) + }) // end Name(RBUF) + + // Work around ASL's inability to add in a resource definition + // or for that matter compute the min,max,len properly + CreateQwordField (RBUF, MMI1._MIN, MMIB) + CreateQwordField (RBUF, MMI1._MAX, MMIE) + CreateQwordField (RBUF, MMI1._TRA, MMIT) + CreateQwordField (RBUF, MMI1._LEN, MMIL) + Add (MMIB, PCIE_TOP_OF_MEM_WIN, MMIB) + Add (PCIE_BRIDGE_MMIO_LEN, PCIE_TOP_OF_MEM_WIN, MMIE) + Subtract (MMIT, PCIE_TOP_OF_MEM_WIN, MMIT) + Add (PCIE_BRIDGE_MMIO_LEN, 1 , MMIL) + + Return (RBUF) + } // end Method(_CRS) + + // OS Control Handoff + Name(SUPP, Zero) // PCI _OSC Support Field value + Name(CTRL, Zero) // PCI _OSC Control Field value + + // See [1] 6.2.10, [2] 4.5 + Method(_OSC,4) { + // Note, This code is very similar to the code in the PCIe firmware + // specification which can be used as a reference + // Check for proper UUID + If(LEqual(Arg0,ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766"))) { + // Create DWord-adressable fields from the Capabilities Buffer + CreateDWordField(Arg3,0,CDW1) + CreateDWordField(Arg3,4,CDW2) + CreateDWordField(Arg3,8,CDW3) + // Save Capabilities DWord2 & 3 + Store(CDW2,SUPP) + Store(CDW3,CTRL) + // Mask out Native HotPlug + And(CTRL,0x1E,CTRL) + // Always allow native PME, AER (no dependencies) + // Never allow SHPC (no SHPC controller in this system) + And(CTRL,0x1D,CTRL) + + If(LNotEqual(Arg1,One)) { // Unknown revision + Or(CDW1,0x08,CDW1) + } + + If(LNotEqual(CDW3,CTRL)) { // Capabilities bits were masked + Or(CDW1,0x10,CDW1) + } + // Update DWORD3 in the buffer + Store(CTRL,CDW3) + Return(Arg3) + } Else { + Or(CDW1,4,CDW1) // Unrecognized UUID + Return(Arg3) + } + } // End _OSC + + Device (XHC0) + { + Name (_ADR, 0x00010000) + Name (_CID, "PNP0D10") + Name (_UID, 0x0) // _UID: Unique ID + Name (_CCA, 0x0) // _CCA: Cache Coherency Attribute + + /* + * Microsoft's USB Device-Specific Methods. See: + * https://docs.microsoft.com/en-us/windows-hardware/drivers/bringup/usb-device-specific-method---dsm- + */ + Name (DSMU, ToUUID ("ce2ee385-00e6-48cb-9f05-2edb927c4899")) + + Method (_DSM, 4, Serialized) { + If (LEqual (Arg0, DSMU)) { // USB capabilities UUID + Switch (ToInteger (Arg2)) { + Case (0) { // Function 0: List of supported functions + Return (Buffer () { 0x41 }) // 0x41 - Functions 0 and 6 supported + } + Case (6) { // Function 6: RegisterAccessType + Return (Buffer () { 0x01 }) // 0x01 - Must use 32bit register access + } + Default { } // Unsupported + } + } + return (Buffer () { 0x00 }) // Return 0x00 for anything unsupported + } + } // end XHC0 + +} // PCI0
\ No newline at end of file diff --git a/board/raspberrypi/rpi/pep.asl b/board/raspberrypi/rpi/pep.asl new file mode 100644 index 00000000000..87469e2e5a9 --- /dev/null +++ b/board/raspberrypi/rpi/pep.asl @@ -0,0 +1,90 @@ +/** @file + * + * Platform Extension Plugin (PEP). + * + * Copyright (c) 2019, ARM Ltd. All rights reserved. + * Copyright (c) 2018, Andrey Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +Device(PEPD) +{ + // + // PEP virtual device. + // + Name (_HID, "BCM2854") // Note: Since PEP on RPi is a virtual device, + Name (_CID, "BCM2854") // its device id needs to be generated by Microsoft + Name (_UID, 0x0) + Name (_CRS, ResourceTemplate () + { + // No hardware resources for PEP driver are needed. + }) + + // + // Processor info. PEP proprietary method to return + // PEP_PROCESSOR_TABLE_PLAT structure. + // + // See Pep.h and Pep.c. + // + Name (_GPI, Buffer() + { + 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x5C, 0x00, 0x5F, 0x00, 0x53, + 0x00, 0x42, 0x00, 0x2E, 0x00, 0x43, 0x00, 0x50, 0x00, 0x55, 0x00, 0x30, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + }) + + // + // Coordinated state info. PEP proprietary method to return + // PEP_COORDINATED_STATE_TABLE_PLAT structure. + // + // See Pep.h and Pep.c. + // + Name (_GCI, Buffer() + { + 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x06, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, + 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00 + }) + + // + // Device info. PEP proprietary method to return + // PEP_DEVICE_TABLE_PLAT structure. + // + // See Pep.h and Pep.c. + // + Name (_GDI, Buffer() + { + 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x5C, 0x00, 0x5F, 0x00, 0x53, + 0x00, 0x42, 0x00, 0x2E, 0x00, 0x49, 0x00, 0x32, 0x00, 0x43, 0x00, 0x30, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x09, + 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 + }) +} diff --git a/board/raspberrypi/rpi/rhpx.asl b/board/raspberrypi/rpi/rhpx.asl new file mode 100644 index 00000000000..214b55c6564 --- /dev/null +++ b/board/raspberrypi/rpi/rhpx.asl @@ -0,0 +1,195 @@ +/** @file + * + * [DSDT] RHProxy device to enable WinRT API (RHPX) + * + * Copyright (c) 2018, Andrey Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +Device (RHPX) +{ + Name (_HID, "MSFT8000") + Name (_CID, "MSFT8000") + Name (_UID, 1) + + Name(_CRS, ResourceTemplate () + { + // Index 0 + SPISerialBus ( // SCKL - GPIO 11 - Pin 23 + // MOSI - GPIO 10 - Pin 19 + // MISO - GPIO 9 - Pin 21 + // CE0 - GPIO 8 - Pin 24 + 0, // Device selection (CE0) + PolarityLow, // Device selection polarity + FourWireMode, // WireMode + 8, // DataBit len + ControllerInitiated, // Slave mode + 4000000, // Connection speed + ClockPolarityLow, // Clock polarity + ClockPhaseFirst, // Clock phase + "\\_SB.GDV0.SPI0", // ResourceSource: SPI bus controller name + 0, // ResourceSourceIndex + // Resource usage + // DescriptorName: creates name for offset of resource descriptor + ) // Vendor Data + + // Index 1 + SPISerialBus ( // SCKL - GPIO 11 - Pin 23 + // MOSI - GPIO 10 - Pin 19 + // MISO - GPIO 9 - Pin 21 + // CE1 - GPIO 7 - Pin 26 + 1, // Device selection (CE1) + PolarityLow, // Device selection polarity + FourWireMode, // WireMode + 8, // DataBit len + ControllerInitiated, // Slave mode + 4000000, // Connection speed + ClockPolarityLow, // Clock polarity + ClockPhaseFirst, // Clock phase + "\\_SB.GDV0.SPI0", // ResourceSource: SPI bus controller name + 0, // ResourceSourceIndex + // Resource usage + // DescriptorName: creates name for offset of resource descriptor + ) // Vendor Data + + // Index 2 + I2CSerialBus ( // Pin 3 (GPIO2, SDA1), 5 (GPIO3, SCL1) + 0xFFFF, // SlaveAddress: placeholder + , // SlaveMode: default to ControllerInitiated + 0, // ConnectionSpeed: placeholder + , // Addressing Mode: default to 7 bit + "\\_SB.GDV0.I2C1", // ResourceSource: I2C bus controller name + , + , + , // Descriptor Name: creates name for offset of resource descriptor + ) // Vendor Data + + // Index 3 + SPISerialBus ( // SPI1_SCLK - GPIO21 + // SPI1_MOSI - GPIO20 + // SPI1_MISO - GPIO19 + // SPI1_CE2_N - GPIO16 + 2, // Device selection (CE2) + PolarityLow, // Device selection polarity + FourWireMode, // WireMode + 8, // DataBit len + ControllerInitiated, // Slave mode + 4000000, // Connection speed + ClockPolarityLow, // Clock polarity + ClockPhaseFirst, // Clock phase + "\\_SB.GDV0.SPI1", // ResourceSource: SPI bus controller name + 0, // ResourceSourceIndex + // Resource usage + // DescriptorName: creates name for offset of resource descriptor + ) // Vendor Data + + // GPIO 2 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 2 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 2 } + // GPIO 3 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 3 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 3 } + // GPIO 4 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 4 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 4 } + // GPIO 5 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 5 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 5 } + // GPIO 6 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 6 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 6 } + // GPIO 7 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 7 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 7 } + // GPIO 8 + GpioIO (Shared, PullUp, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 8 } + GpioInt (Edge, ActiveBoth, Shared, PullUp, 0, "\\_SB.GDV0.GPI0",) { 8 } + // GPIO 9 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 9 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 9 } + // GPIO 10 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 10 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 10 } + // GPIO 11 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 11 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 11 } + // GPIO 12 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 12 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 12 } + // GPIO 13 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 13 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 13 } + // NTRAID#MSFT-7141401-2016/04/7-jordanrh - disable UART muxing + // until a proper solution can be created for the dmap conflict + // GPIO 14 - UART TX + // GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 14 } + // GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 14 } + // GPIO 15 - UART RX + // GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 15 } + // GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 15 } + // GPIO 16 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 16 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 16 } + // GPIO 17 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 17 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 17 } + // GPIO 18 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 18 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 18 } + // GPIO 19 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 19 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 19 } + // GPIO 20 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 20 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 20 } + // GPIO 21 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 21 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 21 } + // GPIO 22 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 22 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 22 } + // GPIO 23 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 23 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 23 } + // GPIO 24 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 24 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 24 } + // GPIO 25 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 25 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 25 } + // GPIO 26 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 26 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 26 } + // GPIO 27 + GpioIO (Shared, PullDown, 0, 0, IoRestrictionNone, "\\_SB.GDV0.GPI0", 0, ResourceConsumer,,) { 27 } + GpioInt (Edge, ActiveBoth, Shared, PullDown, 0, "\\_SB.GDV0.GPI0",) { 27 } + }) + + Name (_DSD, Package() + { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () + { + // Reference http://www.raspberrypi.org/documentation/hardware/raspberrypi/spi/README.md + // SPI 0 + Package (2) { "bus-SPI-SPI0", Package() { 0, 1 } }, // Index 0 & 1 + Package (2) { "SPI0-MinClockInHz", 7629 }, // 7629 Hz + Package (2) { "SPI0-MaxClockInHz", 125000000 }, // 125 MHz + Package (2) { "SPI0-SupportedDataBitLengths", Package() { 8 } }, // Data Bit Length + // I2C1 + Package (2) { "bus-I2C-I2C1", Package() { 2 } }, + // GPIO Pin Count and supported drive modes + Package (2) { "GPIO-PinCount", 54 }, + Package (2) { "GPIO-UseDescriptorPinNumbers", 1 }, + Package (2) { "GPIO-SupportedDriveModes", 0xf }, // InputHighImpedance, InputPullUp, InputPullDown, OutputCmos + // SPI 1 + Package (2) { "bus-SPI-SPI1", Package() { 3 }}, // Index 3 + Package (2) { "SPI1-MinClockInHz", 30511 }, // 30.5 kHz + Package (2) { "SPI1-MaxClockInHz", 20000000 }, // 20 MHz + Package (2) { "SPI1-SupportedDataBitLengths", Package() { 8 } }, // Data Bit Length + } + }) +} diff --git a/board/raspberrypi/rpi/rpi.c b/board/raspberrypi/rpi/rpi.c index ab5ea85cf9f..9122f33d88d 100644 --- a/board/raspberrypi/rpi/rpi.c +++ b/board/raspberrypi/rpi/rpi.c @@ -23,6 +23,11 @@ #endif #include <watchdog.h> #include <dm/pinctrl.h> +#include <dm/ofnode.h> +#include <acpi/acpi_table.h> +#include <acpi/acpigen.h> +#include <dm/lists.h> +#include <tables_csum.h> DECLARE_GLOBAL_DATA_PTR; @@ -583,3 +588,181 @@ int ft_board_setup(void *blob, struct bd_info *bd) return 0; } + +#if CONFIG_IS_ENABLED(GENERATE_ACPI_TABLE) +static bool is_rpi4(void) +{ + return of_machine_is_compatible("brcm,bcm2711") || + of_machine_is_compatible("brcm,bcm2712"); +} + +static bool is_rpi3(void) +{ + return of_machine_is_compatible("brcm,bcm2837"); +} + +static int acpi_rpi_board_fill_ssdt(struct acpi_ctx *ctx) +{ + int node, ret, uart_in_use, mini_clock_rate; + bool enabled; + struct udevice *dev; + struct { + const char *fdt_compatible; + const char *acpi_scope; + bool on_rpi4; + bool on_rpi3; + u32 mmio_address; + } map[] = { + {"brcm,bcm2711-pcie", "\\_SB.PCI0", true, false}, + {"brcm,bcm2711-emmc2", "\\_SB.GDV1.SDC3", true, false}, + {"brcm,bcm2835-pwm", "\\_SB.GDV0.PWM0", true, true}, + {"brcm,bcm2711-genet-v5", "\\_SB.ETH0", true, false}, + {"brcm,bcm2711-thermal", "\\_SB.EC00", true, true}, + {"brcm,bcm2835-sdhci", "\\_SB.SDC1", true, true}, + {"brcm,bcm2835-sdhost", "\\_SB.SDC2", false, true}, + {"brcm,bcm2835-mbox", "\\_SB.GDV0.RPIQ", true, true}, + {"brcm,bcm2835-i2c", "\\_SB.GDV0.I2C1", true, true, 0xfe205000}, + {"brcm,bcm2835-i2c", "\\_SB.GDV0.I2C2", true, true, 0xfe804000}, + {"brcm,bcm2835-spi", "\\_SB.GDV0.SPI0", true, true}, + {"brcm,bcm2835-aux-spi", "\\_SB.GDV0.SPI1", true, true, 0xfe215080}, + {"arm,pl011", "\\_SB.URT0", true, true}, + {"brcm,bcm2835-aux-uart", "\\_SB.URTM", true, true}, + { /* Sentinel */ } + }; + + /* Device enable */ + for (int i = 0; map[i].fdt_compatible; i++) { + if ((is_rpi4() && !map[i].on_rpi4) || + (is_rpi3() && !map[i].on_rpi3)) { + enabled = false; + } else { + node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, + map[i].fdt_compatible); + while (node != -FDT_ERR_NOTFOUND && map[i].mmio_address) { + struct fdt_resource r; + + ret = fdt_get_resource(gd->fdt_blob, node, "reg", 0, &r); + if (ret) { + node = -FDT_ERR_NOTFOUND; + break; + } + + if (r.start == map[i].mmio_address) + break; + + node = fdt_node_offset_by_compatible(gd->fdt_blob, node, + map[i].fdt_compatible); + } + + enabled = (node > 0) ? fdtdec_get_is_enabled(gd->fdt_blob, node) : 0; + } + acpigen_write_scope(ctx, map[i].acpi_scope); + acpigen_write_name_integer(ctx, "_STA", enabled ? 0xf : 0); + acpigen_pop_len(ctx); + } + + /* GPIO quirks */ + node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "brcm,bcm2835-gpio"); + if (node <= 0) + node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "brcm,bcm2711-gpio"); + + acpigen_write_scope(ctx, "\\_SB.GDV0.GPI0"); + enabled = (node > 0) ? fdtdec_get_is_enabled(gd->fdt_blob, node) : 0; + acpigen_write_name_integer(ctx, "_STA", enabled ? 0xf : 0); + acpigen_pop_len(ctx); + + if (is_rpi4()) { + /* eMMC quirks */ + node = fdt_node_offset_by_compatible(gd->fdt_blob, -1, "brcm,bcm2711-emmc2"); + if (node) { + phys_addr_t cpu; + dma_addr_t bus; + u64 size; + + ret = fdt_get_dma_range(gd->fdt_blob, node, &cpu, &bus, &size); + + acpigen_write_scope(ctx, "\\_SB.GDV1"); + acpigen_write_method_serialized(ctx, "_DMA", 0); + acpigen_emit_byte(ctx, RETURN_OP); + + if (!ret && bus != cpu) /* Translated DMA range */ + acpigen_emit_namestring(ctx, "\\_SB.GDV1.DMTR"); + else if (!ret && bus == cpu) /* Non translated DMA */ + acpigen_emit_namestring(ctx, "\\_SB.GDV1.DMNT"); + else /* Silicon revisions older than C0: Translated DMA range */ + acpigen_emit_namestring(ctx, "\\_SB.GDV1.DMTR"); + acpigen_pop_len(ctx); + } + } + + /* Serial */ + uart_in_use = ~0; + mini_clock_rate = 0x1000000; + + ret = uclass_get_device_by_driver(UCLASS_SERIAL, + DM_DRIVER_GET(bcm283x_pl011_uart), + &dev); + if (!ret) + uart_in_use = 0; + + ret = uclass_get_device_by_driver(UCLASS_SERIAL, + DM_DRIVER_GET(serial_bcm283x_mu), + &dev); + if (!ret) { + if (uart_in_use == 0) + log_err("Invalid config: PL011 and MiniUART are both enabled."); + else + uart_in_use = 1; + + mini_clock_rate = dev_read_u32_default(dev, "clock", 0x1000000); + } + if (uart_in_use > 1) + log_err("No working serial: PL011 and MiniUART are both disabled."); + + acpigen_write_scope(ctx, "\\_SB.BTH0"); + acpigen_write_name_integer(ctx, "URIU", uart_in_use); + acpigen_pop_len(ctx); + + acpigen_write_scope(ctx, "\\_SB.URTM"); + acpigen_write_name_integer(ctx, "MUCR", mini_clock_rate); + acpigen_pop_len(ctx); + + return 0; +} + +static int rpi_acpi_write_ssdt(struct acpi_ctx *ctx, const struct acpi_writer *entry) +{ + struct acpi_table_header *ssdt; + int ret; + + ssdt = ctx->current; + memset(ssdt, '\0', sizeof(struct acpi_table_header)); + + acpi_fill_header(ssdt, "SSDT"); + ssdt->revision = acpi_get_table_revision(ACPITAB_SSDT); + ssdt->creator_revision = 1; + ssdt->length = sizeof(struct acpi_table_header); + + acpi_inc(ctx, sizeof(struct acpi_table_header)); + + ret = acpi_rpi_board_fill_ssdt(ctx); + if (ret) { + ctx->current = ssdt; + return log_msg_ret("fill", ret); + } + + /* (Re)calculate length and checksum */ + ssdt->length = ctx->current - (void *)ssdt; + ssdt->checksum = table_compute_checksum((void *)ssdt, ssdt->length); + log_debug("SSDT at %p, length %x\n", ssdt, ssdt->length); + + /* Drop the table if it is empty */ + if (ssdt->length == sizeof(struct acpi_table_header)) + return log_msg_ret("fill", -ENOENT); + acpi_add_table(ctx, ssdt); + + return 0; +} + +ACPI_WRITER(5ssdt, "SSDT", rpi_acpi_write_ssdt, 0); +#endif diff --git a/board/raspberrypi/rpi/sdhc.asl b/board/raspberrypi/rpi/sdhc.asl new file mode 100644 index 00000000000..3feac14acf2 --- /dev/null +++ b/board/raspberrypi/rpi/sdhc.asl @@ -0,0 +1,111 @@ +/** @file + * + * [DSDT] SD controller/card definition (SDHC) + * + * Copyright (c) 2020, Pete Batard <[email protected]> + * Copyright (c) 2018, Andrey Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +#include <asm/arch/acpi/bcm2836_sdhost.h> +#include <asm/arch/acpi/bcm2836_sdio.h> + +#include "acpitables.h" + +// +// Note: UEFI can use either SDHost or Arasan. We expose both to the OS. +// + +// ArasanSD 3.0 SD Host Controller. (brcm,bcm2835-sdhci) +Device (SDC1) +{ + Name (_HID, "BCM2847") + Name (_CID, "BCM2847") + Name (_UID, 0x0) + Name (_CCA, 0x0) + Name (_S1D, 0x1) + Name (_S2D, 0x1) + Name (_S3D, 0x1) + Name (_S4D, 0x1) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, MMCHS1_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Shared) { BCM2836_MMCHS1_INTERRUPT } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, MMCHS1_OFFSET) + Return (^RBUF) + } + + // The standard CAPs registers on this controller + // appear to be 0, lets set some minimal defaults + // Since this cap doesn't indicate DMA capability + // we don't need a _DMA() + Name (_DSD, Package () { + ToUUID("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), + Package () { + Package () { "sdhci-caps", 0x0120fa81 }, + } + }) + + // + // A child device that represents the + // sd card, which is marked as non-removable. + // + Device (SDMM) + { + Method (_ADR) + { + Return (0) + } + Method (_RMV) // Is removable + { + Return (0) // 0 - fixed + } + } +} + +// Broadcom SDHost 2.0 SD Host Controller +Device (SDC2) +{ + Name (_HID, "BCM2855") + Name (_CID, "BCM2855") + Name (_UID, 0x0) + Name (_CCA, 0x0) + Name (_S1D, 0x1) + Name (_S2D, 0x1) + Name (_S3D, 0x1) + Name (_S4D, 0x1) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, SDHOST_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_SDHOST_INTERRUPT } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, SDHOST_OFFSET) + Return (^RBUF) + } + + // + // A child device that represents the + // sd card, which is marked as non-removable. + // + Device (SDMM) + { + Method (_ADR) + { + Return (0) + } + Method (_RMV) // Is removable + { + Return (0) // 0 - fixed + } + } +}
\ No newline at end of file diff --git a/board/raspberrypi/rpi/uart.asl b/board/raspberrypi/rpi/uart.asl new file mode 100644 index 00000000000..78dc9a74dfc --- /dev/null +++ b/board/raspberrypi/rpi/uart.asl @@ -0,0 +1,208 @@ +/** @file + * + * [DSDT] Serial devices (UART). + * + * Copyright (c) 2021, ARM Limited. All rights reserved. + * Copyright (c) 2020, Pete Batard <[email protected]> + * Copyright (c) 2018, Andrey Warkentin <[email protected]> + * Copyright (c) Microsoft Corporation. All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause-Patent + * + **/ + +#include <asm/arch/acpi/bcm2836.h> + +#include "acpitables.h" + +// PL011 based UART. +Device (URT0) +{ + Name (_HID, "BCM2837") + Name (_CID, "ARMH0011") + Name (_UID, 0x4) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_PL011_UART_LENGTH, RMEM) + Interrupt (ResourceConsumer, Level, ActiveHigh, Exclusive) { BCM2836_PL011_UART_INTERRUPT } + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_PL011_UART_OFFSET) + Return (^RBUF) + } + + Name (CLCK, 48000000) + + Name (_DSD, Package () + { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), Package () + { + Package (2) { "clock-frequency", CLCK }, + } + }) +} + +// +// UART Mini. +// +// This device is referenced in the DBG2 table, which will cause the system to +// not start the driver when the debugger is enabled and to mark the device +// with problem code 53 (CM_PROB_USED_BY_DEBUGGER). +// + +Device (URTM) +{ + Name (_HID, "BCM2836") + Name (_CID, "BCM2836") + Name (_UID, 0x0) + Name (_CCA, 0x0) + + Name (RBUF, ResourceTemplate () + { + MEMORY32FIXED (ReadWrite, 0, BCM2836_MINI_UART_LENGTH, RMEM) + Interrupt(ResourceConsumer, Level, ActiveHigh, Shared) { BCM2836_MINI_UART_INTERRUPT } + + }) + Method (_CRS, 0x0, Serialized) + { + MEMORY32SETBASE (RBUF, RMEM, RBAS, BCM2836_MINI_UART_OFFSET) + Return (^RBUF) + } + + // + // Mini Uart Clock Rate will be dynamically updated during boot + // + External (\_SB.URTM.MUCR, IntObj) + + Name (_DSD, Package () + { + ToUUID ("daffd814-6eba-4d8c-8a91-bc9bbf4aa301"), Package () + { + Package (2) { "clock-frequency", MUCR }, + } + }) +} + +// +// Multifunction serial bus device to support Bluetooth function. +// +Device(BTH0) +{ + Name (_HID, "BCM2EA6") + Name (_CID, "BCM2EA6") + + // + // UART In Use will be dynamically updated during boot + // + External (\_SB.BTH0.URIU, IntObj) + + Method (_STA) + { + Return (0xf) + } + + // + // Resource for URT0 (PL011) + // + Name (BTPL, ResourceTemplate () + { + UARTSerialBus( + 115200, // InitialBaudRate: in BPS + , // BitsPerByte: default to 8 bits + , // StopBits: Defaults to one bit + 0x00, // LinesInUse: 8 1-bit flags to + // declare enabled control lines. + // Raspberry Pi does not exposed + // HW control signals -> not supported. + // Optional bits: + // - Bit 7 (0x80) Request To Send (RTS) + // - Bit 6 (0x40) Clear To Send (CTS) + // - Bit 5 (0x20) Data Terminal Ready (DTR) + // - Bit 4 (0x10) Data Set Ready (DSR) + // - Bit 3 (0x08) Ring Indicator (RI) + // - Bit 2 (0x04) Data Carrier Detect (DTD) + // - Bit 1 (0x02) Reserved. Must be 0. + // - Bit 0 (0x01) Reserved. Must be 0. + , // IsBigEndian: + // default to LittleEndian. + , // Parity: Defaults to no parity + , // FlowControl: Defaults to + // no flow control. + 16, // ReceiveBufferSize + 16, // TransmitBufferSize + "\\_SB.GDV0.URT0", // ResourceSource: + // UART bus controller name + , // ResourceSourceIndex: assumed to be 0 + , // ResourceUsage: assumed to be + // ResourceConsumer + UAR0, // DescriptorName: creates name + // for offset of resource descriptor + ) // Vendor data + }) + + // + // Resource for URTM (miniUART) + // + Name (BTMN, ResourceTemplate () + { + // + // BT UART: ResourceSource will be dynamically updated to + // either URT0 (PL011) or URTM (miniUART) during boot + // + UARTSerialBus( + 115200, // InitialBaudRate: in BPS + , // BitsPerByte: default to 8 bits + , // StopBits: Defaults to one bit + 0x00, // LinesInUse: 8 1-bit flags to + // declare enabled control lines. + // Raspberry Pi does not exposed + // HW control signals -> not supported. + // Optional bits: + // - Bit 7 (0x80) Request To Send (RTS) + // - Bit 6 (0x40) Clear To Send (CTS) + // - Bit 5 (0x20) Data Terminal Ready (DTR) + // - Bit 4 (0x10) Data Set Ready (DSR) + // - Bit 3 (0x08) Ring Indicator (RI) + // - Bit 2 (0x04) Data Carrier Detect (DTD) + // - Bit 1 (0x02) Reserved. Must be 0. + // - Bit 0 (0x01) Reserved. Must be 0. + , // IsBigEndian: + // default to LittleEndian. + , // Parity: Defaults to no parity + , // FlowControl: Defaults to + // no flow control. + 16, // ReceiveBufferSize + 16, // TransmitBufferSize + "\\_SB.GDV0.URTM", // ResourceSource: + // UART bus controller name + , // ResourceSourceIndex: assumed to be 0 + , // ResourceUsage: assumed to be + // ResourceConsumer + UARM, // DescriptorName: creates name + // for offset of resource descriptor + ) // Vendor data + }) + + Method (_CRS, 0x0, Serialized) + { + if (URIU == 0) + { + // + // PL011 UART is configured for console output + // Return Mini UART for Bluetooth + // + return (^BTMN) + } + else + { + // + // Mini UART is configured for console output + // Return PL011 UART for Bluetooth + // + return (^BTPL) + } + } +} |