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assets: abstract away the firmware assets used for booting

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As there can be more than one source of firmware assets this
patch generalizes the notion of locating a particular asset.
struct asset is added along with some helper functions for
working on assets as a first class citizen.

Change-Id: I2ce575d1e5259aed4c34c3dcfd438abe9db1d7b9
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/10264
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: build bot (Jenkins)
This commit is contained in:
Aaron Durbin
2015-05-20 12:08:55 -05:00
committed by Patrick Georgi
parent 6a452eff90
commit ac12c66cf9
14 changed files with 272 additions and 155 deletions
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8
src/lib/cbfs.c
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@ -188,12 +188,10 @@ void *cbfs_boot_map_optionrom(uint16_t vendor, uint16_t device)
void *cbfs_boot_load_stage_by_name(const char *name)
{
struct prog stage = {
.name = name,
};
struct prog stage = PROG_INIT(ASSET_UNKNOWN, name);
uint32_t type = CBFS_TYPE_STAGE;
if (cbfs_boot_locate(&stage.rdev, name, &type))
if (cbfs_boot_locate(&stage.asset.rdev, name, &type))
return NULL;
if (cbfs_prog_stage_load(&stage))
@ -209,7 +207,7 @@ int cbfs_prog_stage_load(struct prog *pstage)
void *entry;
size_t fsize;
size_t foffset;
const struct region_device *fh = &pstage->rdev;
const struct region_device *fh = &pstage->asset.rdev;
if (rdev_readat(fh, &stage, 0, sizeof(stage)) != sizeof(stage))
return 0;