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https://github.com/brain-hackers/u-boot-brain
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x86: baytrail: Support operation as an EFI payload
Disable a few things which interfere with the EFI init. This allows the Minnowboard MAX to boot into EFI, load a U-Boot payload then boot to the U-Boot prompt. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
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@ -6,4 +6,4 @@
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config INTEL_BAYTRAIL
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config INTEL_BAYTRAIL
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bool
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bool
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select HAVE_FSP
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select HAVE_FSP if !EFI
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@ -45,6 +45,8 @@ static void set_max_freq(void)
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static int cpu_x86_baytrail_probe(struct udevice *dev)
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static int cpu_x86_baytrail_probe(struct udevice *dev)
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{
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{
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if (!ll_boot_init())
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return 0;
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debug("Init BayTrail core\n");
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debug("Init BayTrail core\n");
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/*
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/*
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@ -21,6 +21,7 @@ int cpu_mmc_init(bd_t *bis)
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ARRAY_SIZE(mmc_supported));
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ARRAY_SIZE(mmc_supported));
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}
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}
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#ifndef CONFIG_EFI_APP
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int arch_cpu_init(void)
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int arch_cpu_init(void)
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{
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{
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int ret;
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int ret;
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@ -43,3 +44,4 @@ int arch_misc_init(void)
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return 0;
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return 0;
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}
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}
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#endif
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@ -13,11 +13,12 @@ config SYS_CONFIG_NAME
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default "minnowmax"
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default "minnowmax"
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config SYS_TEXT_BASE
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config SYS_TEXT_BASE
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default 0xfff00000
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default 0xfff00000 if !EFI_STUB
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default 0x01110000 if EFI_STUB
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config BOARD_SPECIFIC_OPTIONS # dummy
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config BOARD_SPECIFIC_OPTIONS # dummy
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def_bool y
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def_bool y
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select X86_RESET_VECTOR
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select X86_RESET_VECTOR if !EFI_STUB
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select INTEL_BAYTRAIL
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select INTEL_BAYTRAIL
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select BOARD_ROMSIZE_KB_8192
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select BOARD_ROMSIZE_KB_8192
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