diff options
Diffstat (limited to 'src/bootloader/bootloader.C')
| -rw-r--r-- | src/bootloader/bootloader.C | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/src/bootloader/bootloader.C b/src/bootloader/bootloader.C index eed79770d..b9b14c8b2 100644 --- a/src/bootloader/bootloader.C +++ b/src/bootloader/bootloader.C @@ -49,6 +49,7 @@ #include <p9_sbe_hb_structures.H> #include <pnor/pnorif.H> +#include <kernel/memstate.H> extern char bootloader_end_address; @@ -405,7 +406,19 @@ namespace Bootloader{ uint64_t hostboot_string = 0x626F6F746C6F6164; writeScratchReg(MMIO_SCRATCH_HOSTBOOT_ACTIVE, hostboot_string); - // @TODO RTC:138268 Support multiple sides of PNOR in bootloader + //Set core scratch 1 to the eventual HRMOR of Hostboot + // and 4MB of space. The HRMOR spoofing is required in + // order for FSP code to be able to find the TI area without + // having to know exactly where we are in the boot flow. + // See _updates_and_setup in bl_start.S for where we put + // our TI area below our actual HRMOR. The 4MB size will + // allow a dump to grab all of our working data along with + // our actual image. + KernelMemState::MemState_t l_memstate; + l_memstate.location = KernelMemState::MEM_CONTAINED_L3; + l_memstate.hrmor = getHRMOR() - HBB_RUNNING_ADDR; + l_memstate.size = KernelMemState::HALF_CACHE; + writeScratchReg(MMIO_SCRATCH_MEMORY_STATE, l_memstate.fullData); // Copy SBE BL shared data into BL HB shared data const auto l_blConfigData = reinterpret_cast<BootloaderConfigData_t *>( |
