Patrick Rudolph has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/34140 )
Change subject: lib/bootmem: Prepare for OpenSBI ......................................................................
lib/bootmem: Prepare for OpenSBI
Add a new bootmem memory type OpenSBI. It's similar to BL31 on aarch.
Required for OpenSBI integration.
Change-Id: I5ceafd5a295f4284e99e12f7ea2aa4c6d1dbb188 Signed-off-by: Patrick Rudolph patrick.rudolph@9elements.com --- M src/include/bootmem.h M src/include/program_loading.h M src/include/symbols.h M src/lib/bootmem.c 4 files changed, 7 insertions(+), 2 deletions(-)
git pull ssh://review.coreboot.org:29418/coreboot refs/changes/40/34140/1
diff --git a/src/include/bootmem.h b/src/include/bootmem.h index c935cb9..c9c0490 100644 --- a/src/include/bootmem.h +++ b/src/include/bootmem.h @@ -39,8 +39,9 @@ BM_MEM_VENDOR_RSVD, /* Vendor Reserved */ BM_MEM_BL31, /* Arm64 BL31 exectuable */ BM_MEM_TABLE, /* Ram configuration tables are kept in */ + BM_MEM_OPENSBI, /* Risc-V OpenSBI */ /* Tags below this point are ignored for the OS table. */ - BM_MEM_OS_CUTOFF = BM_MEM_TABLE, + BM_MEM_OS_CUTOFF = BM_MEM_OPENSBI, BM_MEM_RAMSTAGE, BM_MEM_PAYLOAD, BM_MEM_LAST, /* Last entry in this list */ diff --git a/src/include/program_loading.h b/src/include/program_loading.h index 7be59e2..b10ab3a 100644 --- a/src/include/program_loading.h +++ b/src/include/program_loading.h @@ -38,6 +38,7 @@ PROG_BL31, PROG_BL32, PROG_POSTCAR, + PROG_OPENSBI, };
/* diff --git a/src/include/symbols.h b/src/include/symbols.h index b67286a..891585c 100644 --- a/src/include/symbols.h +++ b/src/include/symbols.h @@ -57,7 +57,7 @@ DECLARE_REGION(framebuffer) DECLARE_REGION(pdpt) DECLARE_REGION(bl31) - +DECLARE_REGION(opensbi) /* * Put this into a .c file accessing a linker script region to mark that region * as "optional". If it is defined in memlayout.ld (or anywhere else), the diff --git a/src/lib/bootmem.c b/src/lib/bootmem.c index 01ad3e8..b600ff3 100644 --- a/src/lib/bootmem.c +++ b/src/lib/bootmem.c @@ -61,6 +61,8 @@ return LB_MEM_VENDOR_RSVD; case BM_MEM_BL31: return LB_MEM_RESERVED; + case BM_MEM_OPENSBI: + return LB_MEM_RESERVED; case BM_MEM_TABLE: return LB_MEM_TABLE; default: @@ -147,6 +149,7 @@ { BM_MEM_UNUSABLE, "UNUSABLE" }, { BM_MEM_VENDOR_RSVD, "VENDOR RESERVED" }, { BM_MEM_BL31, "BL31" }, + { BM_MEM_OPENSBI, "OPENSBI" }, { BM_MEM_TABLE, "CONFIGURATION TABLES" }, { BM_MEM_RAMSTAGE, "RAMSTAGE" }, { BM_MEM_PAYLOAD, "PAYLOAD" },