From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bin Meng Date: Sat, 7 May 2016 07:46:30 -0700 Subject: [U-Boot] [PATCH v2 21/28] x86: acpi: Return table length in acpi_create_madt_lapics() In-Reply-To: <1462632397-11224-1-git-send-email-bmeng.cn@gmail.com> References: <1462632397-11224-1-git-send-email-bmeng.cn@gmail.com> Message-ID: <1462632397-11224-22-git-send-email-bmeng.cn@gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Like other MADT table write routines, make acpi_create_madt_lapics() return how many bytes it has written instead of the table end addr. Signed-off-by: Bin Meng --- Changes in v2: - New patch to return table length in acpi_create_madt_lapics() arch/x86/include/asm/acpi_table.h | 2 +- arch/x86/lib/acpi_table.c | 8 +++++--- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/x86/include/asm/acpi_table.h b/arch/x86/include/asm/acpi_table.h index b450c43..ff4802a 100644 --- a/arch/x86/include/asm/acpi_table.h +++ b/arch/x86/include/asm/acpi_table.h @@ -301,7 +301,7 @@ struct acpi_mcfg_mmconfig { void acpi_fill_header(struct acpi_table_header *header, char *signature); void acpi_create_fadt(struct acpi_fadt *fadt, struct acpi_facs *facs, void *dsdt); -u32 acpi_create_madt_lapics(u32 current); +int acpi_create_madt_lapics(u32 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, diff --git a/arch/x86/lib/acpi_table.c b/arch/x86/lib/acpi_table.c index 201b16e..83cb8b5 100644 --- a/arch/x86/lib/acpi_table.c +++ b/arch/x86/lib/acpi_table.c @@ -179,21 +179,23 @@ static int acpi_create_madt_lapic(struct acpi_madt_lapic *lapic, return lapic->length; } -u32 acpi_create_madt_lapics(u32 current) +int acpi_create_madt_lapics(u32 current) { struct udevice *dev; + int length = 0; for (uclass_find_first_device(UCLASS_CPU, &dev); dev; uclass_find_next_device(&dev)) { struct cpu_platdata *plat = dev_get_parent_platdata(dev); - current += acpi_create_madt_lapic( + length += acpi_create_madt_lapic( (struct acpi_madt_lapic *)current, plat->cpu_id, plat->cpu_id); + current += length; } - return current; + return length; } int acpi_create_madt_ioapic(struct acpi_madt_ioapic *ioapic, u8 id, -- 1.8.2.1