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[37.49.67.221]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90610967b0sm599791266b.42.2024.09.18.08.22.03 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 18 Sep 2024 08:22:03 -0700 (PDT) From: Patrick Rudolph To: u-boot@lists.denx.de, Simon Glass Cc: Patrick Rudolph , Bin Meng , Tom Rini Subject: [PATCH v4 03/35] acpi: x86: Move MADT to common code Date: Wed, 18 Sep 2024 17:20:07 +0200 Message-ID: <20240918152136.3395170-4-patrick.rudolph@9elements.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240918152136.3395170-1-patrick.rudolph@9elements.com> References: <20240918152136.3395170-1-patrick.rudolph@9elements.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.39 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Write MADT in common code and let the SoC fill out the body by calling acpi_fill_madt() which must be implemented at SoC level. Signed-off-by: Patrick Rudolph Reviewed-by: Simon Glass Cc: Simon Glass Cc: Bin Meng --- Changelog v3: - Pass ACPI context to acpi_fill_madt --- arch/sandbox/lib/Makefile | 9 +++--- arch/sandbox/lib/acpi_table.c | 7 ++++- arch/x86/cpu/intel_common/acpi.c | 22 +++++++++----- arch/x86/cpu/tangier/acpi.c | 8 +++++- arch/x86/include/asm/acpi_table.h | 3 +- arch/x86/lib/acpi_table.c | 48 +++++++------------------------ include/acpi/acpi_table.h | 11 +++++++ lib/acpi/acpi_table.c | 31 ++++++++++++++++++++ 8 files changed, 86 insertions(+), 53 deletions(-) diff --git a/arch/sandbox/lib/Makefile b/arch/sandbox/lib/Makefile index d7d15a50bb..5d7beb250c 100644 --- a/arch/sandbox/lib/Makefile +++ b/arch/sandbox/lib/Makefile @@ -5,7 +5,8 @@ # (C) Copyright 2002-2006 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. -obj-y += fdt_fixup.o interrupts.o -obj-$(CONFIG_PCI) += pci_io.o -obj-$(CONFIG_CMD_BOOTM) += bootm.o -obj-$(CONFIG_CMD_BOOTZ) += bootm.o +obj-y += fdt_fixup.o interrupts.o +obj-$(CONFIG_PCI) += pci_io.o +obj-$(CONFIG_CMD_BOOTM) += bootm.o +obj-$(CONFIG_CMD_BOOTZ) += bootm.o +obj-$(CONFIG_$(SPL_)ACPIGEN) += acpi_table.o diff --git a/arch/sandbox/lib/acpi_table.c b/arch/sandbox/lib/acpi_table.c index 10b7ce441a..90bb96d1e3 100644 --- a/arch/sandbox/lib/acpi_table.c +++ b/arch/sandbox/lib/acpi_table.c @@ -3,4 +3,9 @@ void acpi_fill_fadt(struct acpi_fadt *fadt) { -} \ No newline at end of file +} + +void *acpi_fill_madt(struct acpi_madt *madt, struct acpi_ctx *ctx) +{ + return ctx->current; +} diff --git a/arch/x86/cpu/intel_common/acpi.c b/arch/x86/cpu/intel_common/acpi.c index 29676b4abf..982149b394 100644 --- a/arch/x86/cpu/intel_common/acpi.c +++ b/arch/x86/cpu/intel_common/acpi.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -80,33 +81,40 @@ static int acpi_sci_irq(void) return sci_irq; } -static unsigned long acpi_madt_irq_overrides(unsigned long current) +static void *acpi_madt_irq_overrides(void *current) { int sci = acpi_sci_irq(); u16 flags = MP_IRQ_TRIGGER_LEVEL; - if (sci < 0) - return log_msg_ret("sci irq", sci); + if (sci < 0) { + log_err("sci irq %d", sci); + return current; + } /* INT_SRC_OVR */ - current += acpi_create_madt_irqoverride((void *)current, 0, 0, 2, 0); + current += acpi_create_madt_irqoverride(current, 0, 0, 2, 0); flags |= arch_madt_sci_irq_polarity(sci); /* SCI */ current += - acpi_create_madt_irqoverride((void *)current, 0, sci, sci, flags); + acpi_create_madt_irqoverride(current, 0, sci, sci, flags); return current; } -u32 acpi_fill_madt(u32 current) +void *acpi_fill_madt(struct acpi_madt *madt, struct acpi_ctx *ctx) { + void *current = ctx->current; + + madt->lapic_addr = LAPIC_DEFAULT_BASE; + madt->flags = ACPI_MADT_PCAT_COMPAT; + /* Local APICs */ current += acpi_create_madt_lapics(current); /* IOAPIC */ - current += acpi_create_madt_ioapic((void *)current, 2, IO_APIC_ADDR, 0); + current += acpi_create_madt_ioapic(current, 2, IO_APIC_ADDR, 0); return acpi_madt_irq_overrides(current); } diff --git a/arch/x86/cpu/tangier/acpi.c b/arch/x86/cpu/tangier/acpi.c index 1c73a9dbfe..3d11787861 100644 --- a/arch/x86/cpu/tangier/acpi.c +++ b/arch/x86/cpu/tangier/acpi.c @@ -10,6 +10,7 @@ #include #include #include +#include #include #include #include @@ -31,8 +32,13 @@ void acpi_fill_fadt(struct acpi_fadt *fadt) fadt->minor_revision = 2; } -u32 acpi_fill_madt(u32 current) +void *acpi_fill_madt(struct acpi_madt *madt, struct acpi_ctx *ctx) { + void *current = ctx->current; + + madt->lapic_addr = LAPIC_DEFAULT_BASE; + madt->flags = ACPI_MADT_PCAT_COMPAT; + current += acpi_create_madt_lapics(current); current += acpi_create_madt_ioapic((struct acpi_madt_ioapic *)current, diff --git a/arch/x86/include/asm/acpi_table.h b/arch/x86/include/asm/acpi_table.h index 3988898f66..3254bbc380 100644 --- a/arch/x86/include/asm/acpi_table.h +++ b/arch/x86/include/asm/acpi_table.h @@ -24,14 +24,13 @@ struct acpi_table_header; /* These can be used by the target port */ -int acpi_create_madt_lapics(u32 current); +int acpi_create_madt_lapics(void *current); int acpi_create_madt_ioapic(struct acpi_madt_ioapic *ioapic, u8 id, u32 addr, u32 gsi_base); int acpi_create_madt_irqoverride(struct acpi_madt_irqoverride *irqoverride, u8 bus, u8 source, u32 gsirq, u16 flags); int acpi_create_madt_lapic_nmi(struct acpi_madt_lapic_nmi *lapic_nmi, u8 cpu, u16 flags, u8 lint); -u32 acpi_fill_madt(u32 current); int acpi_create_mcfg_mmconfig(struct acpi_mcfg_mmconfig *mmconfig, u32 base, u16 seg_nr, u8 start, u8 end); diff --git a/arch/x86/lib/acpi_table.c b/arch/x86/lib/acpi_table.c index ff02ce80d1..3186e48d63 100644 --- a/arch/x86/lib/acpi_table.c +++ b/arch/x86/lib/acpi_table.c @@ -40,7 +40,7 @@ static int acpi_create_madt_lapic(struct acpi_madt_lapic *lapic, return lapic->length; } -int acpi_create_madt_lapics(u32 current) +int acpi_create_madt_lapics(void *current) { struct udevice *dev; int total_length = 0; @@ -100,23 +100,28 @@ int acpi_create_madt_lapic_nmi(struct acpi_madt_lapic_nmi *lapic_nmi, return lapic_nmi->length; } -static int acpi_create_madt_irq_overrides(u32 current) +static int acpi_create_madt_irq_overrides(void *current) { struct acpi_madt_irqoverride *irqovr; u16 sci_flags = MP_IRQ_TRIGGER_LEVEL | MP_IRQ_POLARITY_HIGH; int length = 0; - irqovr = (void *)current; + irqovr = current; length += acpi_create_madt_irqoverride(irqovr, 0, 0, 2, 0); - irqovr = (void *)(current + length); + irqovr = current + length; length += acpi_create_madt_irqoverride(irqovr, 0, 9, 9, sci_flags); return length; } -__weak u32 acpi_fill_madt(u32 current) +__weak void *acpi_fill_madt(struct acpi_madt *madt, struct acpi_ctx *ctx) { + void *current = ctx->current; + + madt->lapic_addr = LAPIC_DEFAULT_BASE; + madt->flags = ACPI_MADT_PCAT_COMPAT; + current += acpi_create_madt_lapics(current); current += acpi_create_madt_ioapic((struct acpi_madt_ioapic *)current, @@ -127,39 +132,6 @@ __weak u32 acpi_fill_madt(u32 current) return current; } -int acpi_write_madt(struct acpi_ctx *ctx, const struct acpi_writer *entry) -{ - struct acpi_table_header *header; - struct acpi_madt *madt; - u32 current; - - madt = ctx->current; - - memset(madt, '\0', sizeof(struct acpi_madt)); - header = &madt->header; - - /* Fill out header fields */ - acpi_fill_header(header, "APIC"); - header->length = sizeof(struct acpi_madt); - header->revision = ACPI_MADT_REV_ACPI_3_0; - - madt->lapic_addr = LAPIC_DEFAULT_BASE; - madt->flags = ACPI_MADT_PCAT_COMPAT; - - current = (u32)madt + sizeof(struct acpi_madt); - current = acpi_fill_madt(current); - - /* (Re)calculate length and checksum */ - header->length = current - (u32)madt; - - header->checksum = table_compute_checksum((void *)madt, header->length); - acpi_add_table(ctx, madt); - acpi_inc(ctx, madt->header.length); - - return 0; -} -ACPI_WRITER(5x86, NULL, acpi_write_madt, 0); - /** * acpi_create_tcpa() - Create a TCPA table * diff --git a/include/acpi/acpi_table.h b/include/acpi/acpi_table.h index 19cf0fb43c..c356df72ba 100644 --- a/include/acpi/acpi_table.h +++ b/include/acpi/acpi_table.h @@ -963,6 +963,17 @@ int acpi_fill_csrt(struct acpi_ctx *ctx); */ void acpi_fill_fadt(struct acpi_fadt *fadt); +/** + * acpi_fill_madt() - Fill out the body of the MADT + * + * Must be implemented in SoC specific code. + * + * @madt: The MADT to update + * @ctx: ACPI context to write MADT sub-tables to + * @return Pointer to the end of tables, where the next tables can be written + */ +void *acpi_fill_madt(struct acpi_madt *madt, struct acpi_ctx *ctx); + /** * acpi_get_rsdp_addr() - get ACPI RSDP table address * diff --git a/lib/acpi/acpi_table.c b/lib/acpi/acpi_table.c index 9eb0b507a0..639d78125f 100644 --- a/lib/acpi/acpi_table.c +++ b/lib/acpi/acpi_table.c @@ -240,6 +240,37 @@ int acpi_write_fadt(struct acpi_ctx *ctx, const struct acpi_writer *entry) ACPI_WRITER(5fadt, "FADT", acpi_write_fadt, 0); +int acpi_write_madt(struct acpi_ctx *ctx, const struct acpi_writer *entry) +{ + struct acpi_table_header *header; + struct acpi_madt *madt; + void *current; + + madt = ctx->current; + + memset(madt, '\0', sizeof(struct acpi_madt)); + header = &madt->header; + + /* Fill out header fields */ + acpi_fill_header(header, "APIC"); + header->length = sizeof(struct acpi_madt); + header->revision = ACPI_MADT_REV_ACPI_3_0; + + acpi_inc(ctx, sizeof(struct acpi_madt)); + current = acpi_fill_madt(madt, ctx); + + /* (Re)calculate length and checksum */ + header->length = (uintptr_t)current - (uintptr_t)madt; + + header->checksum = table_compute_checksum((void *)madt, header->length); + acpi_add_table(ctx, madt); + ctx->current = (void *)madt + madt->header.length; + + return 0; +} + +ACPI_WRITER(5madt, "MADT", acpi_write_madt, 0); + void acpi_create_dbg2(struct acpi_dbg2_header *dbg2, int port_type, int port_subtype, struct acpi_gen_regaddr *address, u32 address_size, -- 2.46.0