diff options
| author | Furquan Shaikh <furquan@google.com> | 2020-11-20 22:50:26 -0800 |
|---|---|---|
| committer | Furquan Shaikh <furquan@google.com> | 2020-12-08 18:57:35 +0000 |
| commit | 19ba95f799e6a27223b9bde3d4d66a685794e3ed (patch) | |
| tree | 472a2421b98d88627525b62b1002d4d314d05696 /util | |
| parent | 6b6e9b503d9aac1e5c9e71623752399683c31218 (diff) | |
util/cbfstool: Rename IS_TOP_ALIGNED_ADDRESS to IS_HOST_SPACE_ADDRESS
This change renames the macro `IS_TOP_ALIGNED_ADDRESS` to
`IS_HOST_SPACE_ADDRESS` to make it clear that the macro checks if
given address is an address in the host space as opposed to the SPI
flash space.
BUG=b:171534504
Change-Id: I84bb505df62ac41f1d364a662be145603c0bd5fa
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47830
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'util')
| -rw-r--r-- | util/cbfstool/cbfs_image.c | 2 | ||||
| -rw-r--r-- | util/cbfstool/cbfstool.c | 4 | ||||
| -rw-r--r-- | util/cbfstool/common.h | 7 |
3 files changed, 9 insertions, 4 deletions
diff --git a/util/cbfstool/cbfs_image.c b/util/cbfstool/cbfs_image.c index 7b8da42a6a..4249015c24 100644 --- a/util/cbfstool/cbfs_image.c +++ b/util/cbfstool/cbfs_image.c @@ -721,7 +721,7 @@ int cbfs_add_entry(struct cbfs_image *image, struct buffer *buffer, assert(image); assert(buffer); assert(buffer->data); - assert(!IS_TOP_ALIGNED_ADDRESS(content_offset)); + assert(!IS_HOST_SPACE_ADDRESS(content_offset)); const char *name = header->filename; diff --git a/util/cbfstool/cbfstool.c b/util/cbfstool/cbfstool.c index d6f4e98621..f9f4e535a9 100644 --- a/util/cbfstool/cbfstool.c +++ b/util/cbfstool/cbfstool.c @@ -571,7 +571,7 @@ static int cbfs_add_component(const char *filename, return -1; } - if (IS_TOP_ALIGNED_ADDRESS(offset)) + if (IS_HOST_SPACE_ADDRESS(offset)) offset = convert_to_from_absolute_top_aligned(param.image_region, -offset); if (cbfs_add_entry(&image, &buffer, offset, header, len_align) != 0) { ERROR("Failed to add '%s' into ROM image.\n", filename); @@ -657,7 +657,7 @@ static int cbfstool_convert_fsp(struct buffer *buffer, * passed in by the caller. */ if (param.stage_xip) { - if (!IS_TOP_ALIGNED_ADDRESS(address)) + if (!IS_HOST_SPACE_ADDRESS(address)) address = -convert_to_from_absolute_top_aligned( param.image_region, address); } else { diff --git a/util/cbfstool/common.h b/util/cbfstool/common.h index f1287e299f..1c83045eee 100644 --- a/util/cbfstool/common.h +++ b/util/cbfstool/common.h @@ -15,7 +15,12 @@ #include "swab.h" -#define IS_TOP_ALIGNED_ADDRESS(x) ((uint32_t)(x) > 0x80000000) +/* + * There are two address spaces that this tool deals with - SPI flash address space and host + * address space. This macros checks if the address is greater than 2GiB under the assumption + * that the low MMIO lives in the top half of the 4G address space of the host. + */ +#define IS_HOST_SPACE_ADDRESS(addr) ((uint32_t)(addr) > 0x80000000) #define unused __attribute__((unused)) |