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lib/cbfs,device/pci_rom: Move cbfs_boot_map_optionrom and modernize

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These methods are oprom specific. Move them out of CBFS. I also deleted
the tohex methods and replaced them with snprintf.

BUG=b:179699789
TEST=Boot guybrush and see oprom still loads

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I03791f19c93fabfe62d9ecd4f9b4fad0e6a6146e
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56393
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Karthik Ramasubramanian <kramasub@google.com>
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Raul E Rangel
2021-07-16 14:03:21 -06:00
committed by Felix Held
parent 21863e33c8
commit a736f48088
3 changed files with 19 additions and 46 deletions
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40
src/lib/cbfs.c
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@ -264,46 +264,6 @@ static size_t cbfs_load_and_decompress(const struct region_device *rdev, void *b
}
}
static inline int tohex4(unsigned int c)
{
return (c <= 9) ? (c + '0') : (c - 10 + 'a');
}
static void tohex8(unsigned int val, char *dest)
{
dest[0] = tohex4((val >> 4) & 0xf);
dest[1] = tohex4(val & 0xf);
}
static void tohex16(unsigned int val, char *dest)
{
dest[0] = tohex4(val >> 12);
dest[1] = tohex4((val >> 8) & 0xf);
dest[2] = tohex4((val >> 4) & 0xf);
dest[3] = tohex4(val & 0xf);
}
void *cbfs_boot_map_optionrom(uint16_t vendor, uint16_t device)
{
char name[17] = "pciXXXX,XXXX.rom";
tohex16(vendor, name + 3);
tohex16(device, name + 8);
return cbfs_map(name, NULL);
}
void *cbfs_boot_map_optionrom_revision(uint16_t vendor, uint16_t device, uint8_t rev)
{
char name[20] = "pciXXXX,XXXX,XX.rom";
tohex16(vendor, name + 3);
tohex16(device, name + 8);
tohex8(rev, name + 13);
return cbfs_map(name, NULL);
}
void *_cbfs_alloc(const char *name, cbfs_allocator_t allocator, void *arg,
size_t *size_out, bool force_ro, enum cbfs_type *type)
{