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| author | Tom Rini <trini@konsulko.com> | 2021-07-15 11:06:24 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2021-07-15 11:06:24 -0400 |
| commit | d3fc3da9a4fb98104d004b025149ec6dadccc2cd (patch) | |
| tree | dfe357a19bc480ea1bd5c9732bc82b3c7441790c /arch/x86/lib/init_helpers.c | |
| parent | 18e7ebf7555203e26066c6264b2275c34e03632d (diff) | |
| parent | 2f91fc40039d2ef6f433d5c56c4f4701975f510f (diff) | |
Merge https://source.denx.de/u-boot/custodians/u-boot-x86
- x86: various improvements made in getting Chromium OS verified boot
running on top of coreboot, booting into U-Boot.
Diffstat (limited to 'arch/x86/lib/init_helpers.c')
| -rw-r--r-- | arch/x86/lib/init_helpers.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/arch/x86/lib/init_helpers.c b/arch/x86/lib/init_helpers.c index 67401b9ba7..f33194045f 100644 --- a/arch/x86/lib/init_helpers.c +++ b/arch/x86/lib/init_helpers.c @@ -18,10 +18,20 @@ int init_cache_f_r(void) IS_ENABLED(CONFIG_FSP_VERSION2); int ret; - if (!ll_boot_init()) - return 0; - - do_mtrr &= !IS_ENABLED(CONFIG_FSP_VERSION1) && + /* + * Supported configurations: + * + * booting from slimbootloader - in that case the MTRRs are already set + * up + * booting with FSPv1 - MTRRs are already set up + * booting with FSPv2 - MTRRs must be set here + * booting from coreboot - in this case there is no SPL, so we set up + * the MTRRs here + * Note: if there is an SPL, then it has already set up MTRRs so we + * don't need to do that here + */ + do_mtrr &= !IS_ENABLED(CONFIG_SPL) && + !IS_ENABLED(CONFIG_FSP_VERSION1) && !IS_ENABLED(CONFIG_SYS_SLIMBOOTLOADER); if (do_mtrr) { |