From fc4f5cccd87abf4c72b13f64b49719fde9107cad Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Sat, 7 May 2016 07:46:30 -0700 Subject: x86: acpi: Return table length in acpi_create_madt_lapics() 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 Reviewed-by: Simon Glass --- arch/x86/include/asm/acpi_table.h | 2 +- arch/x86/lib/acpi_table.c | 8 +++++--- 2 files changed, 6 insertions(+), 4 deletions(-) (limited to 'arch/x86') diff --git a/arch/x86/include/asm/acpi_table.h b/arch/x86/include/asm/acpi_table.h index b450c43980..ff4802ac15 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 8fef9b84af..989cf7d5de 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, -- cgit