From patchwork Fri May 1 03:21:43 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Simon Glass X-Patchwork-Id: 244687 List-Id: U-Boot discussion From: sjg at chromium.org (Simon Glass) Date: Thu, 30 Apr 2020 21:21:43 -0600 Subject: [PATCH v3 5/7] x86: coreboot: Allow building an SPL image In-Reply-To: <20200501032145.110637-1-sjg@chromium.org> References: <20200501032145.110637-1-sjg@chromium.org> Message-ID: <20200430212140.v3.5.I2f97cd67497c0adb28145096b8dd3534ab29a730@changeid> Make a few adjustments to allow us to build an SPL image for coreboot. Signed-off-by: Simon Glass Reviewed-by: Bin Meng Tested-by: Bin Meng --- Changes in v3: None Changes in v2: None arch/x86/cpu/Makefile | 4 +++- arch/x86/cpu/coreboot/Makefile | 8 +++++++- arch/x86/cpu/coreboot/coreboot.c | 3 ++- arch/x86/cpu/coreboot/coreboot_spl.c | 12 ++++++++++++ arch/x86/cpu/intel_common/Makefile | 2 ++ arch/x86/cpu/x86_64/cpu.c | 2 ++ 6 files changed, 28 insertions(+), 3 deletions(-) create mode 100644 arch/x86/cpu/coreboot/coreboot_spl.c diff --git a/arch/x86/cpu/Makefile b/arch/x86/cpu/Makefile index 307267a8fb..ee0499f5d7 100644 --- a/arch/x86/cpu/Makefile +++ b/arch/x86/cpu/Makefile @@ -54,9 +54,11 @@ obj-$(CONFIG_INTEL_QUARK) += quark/ obj-$(CONFIG_INTEL_QUEENSBAY) += queensbay/ obj-$(CONFIG_INTEL_TANGIER) += tangier/ obj-$(CONFIG_APIC) += lapic.o ioapic.o -obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += irq.o obj-$(CONFIG_$(SPL_TPL_)ACPI_GPE) += acpi_gpe.o obj-$(CONFIG_QFW) += qfw_cpu.o +ifndef CONFIG_SYS_COREBOOT +obj-$(CONFIG_$(SPL_TPL_)X86_32BIT_INIT) += irq.o +endif ifndef CONFIG_$(SPL_)X86_64 obj-$(CONFIG_SMP) += mp_init.o endif diff --git a/arch/x86/cpu/coreboot/Makefile b/arch/x86/cpu/coreboot/Makefile index 35b15bb1da..605f90304e 100644 --- a/arch/x86/cpu/coreboot/Makefile +++ b/arch/x86/cpu/coreboot/Makefile @@ -11,8 +11,14 @@ # (C) Copyright 2002 # Daniel Engstr?m, Omicron Ceti AB, daniel at omicron.se. +ifndef CONFIG_SPL obj-y += car.o +endif +ifdef CONFIG_SPL_BUILD +obj-y += coreboot_spl.o +else +obj-y += sdram.o +endif obj-y += coreboot.o obj-y += tables.o -obj-y += sdram.o obj-y += timestamp.o diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c index 0c4c6348d1..624caf67a6 100644 --- a/arch/x86/cpu/coreboot/coreboot.c +++ b/arch/x86/cpu/coreboot/coreboot.c @@ -27,7 +27,8 @@ int arch_cpu_init(void) timestamp_init(); - return x86_cpu_init_f(); + return IS_ENABLED(CONFIG_X86_RUN_64BIT) ? x86_cpu_reinit_f() : + x86_cpu_init_f(); } int checkcpu(void) diff --git a/arch/x86/cpu/coreboot/coreboot_spl.c b/arch/x86/cpu/coreboot/coreboot_spl.c new file mode 100644 index 0000000000..36661871e9 --- /dev/null +++ b/arch/x86/cpu/coreboot/coreboot_spl.c @@ -0,0 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright 2020 Google LLC + */ + +#include +#include + +int dram_init(void) +{ + return 0; +} diff --git a/arch/x86/cpu/intel_common/Makefile b/arch/x86/cpu/intel_common/Makefile index 1736bd2b53..374803b876 100644 --- a/arch/x86/cpu/intel_common/Makefile +++ b/arch/x86/cpu/intel_common/Makefile @@ -32,6 +32,8 @@ obj-$(CONFIG_HAVE_P2SB) += p2sb.o ifdef CONFIG_SPL ifndef CONFIG_SPL_BUILD +ifndef CONFIG_SYS_COREBOOT obj-y += cpu_from_spl.o endif endif +endif diff --git a/arch/x86/cpu/x86_64/cpu.c b/arch/x86/cpu/x86_64/cpu.c index 90925e46ea..4b64339f25 100644 --- a/arch/x86/cpu/x86_64/cpu.c +++ b/arch/x86/cpu/x86_64/cpu.c @@ -53,6 +53,7 @@ int misc_init_r(void) return 0; } +#ifndef CONFIG_SYS_COREBOOT int checkcpu(void) { return 0; @@ -62,6 +63,7 @@ int print_cpuinfo(void) { return 0; } +#endif int x86_cpu_reinit_f(void) {