Furquan Shaikh (furquan@google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/15045
-gerrit
commit bbb37c86194bcb4004146a2e013d5ce3a86733e9 Author: Furquan Shaikh furquan@google.com Date: Wed Jun 1 01:53:18 2016 -0700
cbfs: Use NO_XIP_EARLY_STAGES to decide if stage is XIP
Modern platforms like Apollolake do not use XIP for early stages. In such cases, cbfs_prog_stage_load should check for NO_XIP_EARLY_STAGES instead of relying on ARCH_X86 to decide if a stage is XIP.
Change-Id: I1729ce82b5f678ce8c37256090fcf353cc22b1ec Signed-off-by: Furquan Shaikh furquan@google.com --- src/Kconfig | 3 +-- src/lib/cbfs.c | 2 +- 2 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/src/Kconfig b/src/Kconfig index f93c2cc..6e6e944 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -204,8 +204,7 @@ config NO_XIP_EARLY_STAGES default n if ARCH_X86 default y help - Identify if --xip parameter needs to be passed into cbfstool for early - stages. + Identify if early stages are eXecute-In-Place(XIP).
config EARLY_CBMEM_INIT def_bool !LATE_CBMEM_INIT diff --git a/src/lib/cbfs.c b/src/lib/cbfs.c index 764a6f7..aa652c2 100644 --- a/src/lib/cbfs.c +++ b/src/lib/cbfs.c @@ -192,7 +192,7 @@ int cbfs_prog_stage_load(struct prog *pstage)
/* Hacky way to not load programs over read only media. The stages * that would hit this path initialize themselves. */ - if (ENV_VERSTAGE && IS_ENABLED(CONFIG_ARCH_X86) && + if (ENV_VERSTAGE && !IS_ENABLED(CONFIG_NO_XIP_EARLY_STAGES) && IS_ENABLED(CONFIG_SPI_FLASH_MEMORY_MAPPED)) { void *mapping = rdev_mmap(fh, foffset, fsize); rdev_munmap(fh, mapping);