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| author | Lee Leahy <leroy.p.leahy@intel.com> | 2016-06-08 12:47:07 -0700 |
|---|---|---|
| committer | Leroy P Leahy <leroy.p.leahy@intel.com> | 2016-06-09 22:45:51 +0200 |
| commit | 6735871531301f56384376c54d88bbc75b660e74 (patch) | |
| tree | 46542a12ce940f5939d4f9baab179cd6caab1c3b /src/arch/x86/smbios.c | |
| parent | de4b09fa26f37396ceaaa27d6ca8a038364f1e52 (diff) | |
| download | coreboot-6735871531301f56384376c54d88bbc75b660e74.tar.xz | |
mainboard: Support ROM_SIZE > 16 MiB
Support ROM_SIZE greater than 16 MiB. Work around SMBIOS rom size
limitation of 16 MiB by specifying 16 MiB as the ROM size.
TEST=Build and run on neoncity
Change-Id: I3f464599cd8a1b6482db8b9deab03126c8b92128
Signed-off-by: Lee Leahy <Leroy.P.Leahy@intel.com>
Reviewed-on: https://review.coreboot.org/15108
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/arch/x86/smbios.c')
| -rw-r--r-- | src/arch/x86/smbios.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/arch/x86/smbios.c b/src/arch/x86/smbios.c index 7b6dda18fa..5784beb088 100644 --- a/src/arch/x86/smbios.c +++ b/src/arch/x86/smbios.c @@ -292,7 +292,13 @@ static int smbios_write_type0(unsigned long *current, int handle) #endif #endif /* CONFIG_CHROMEOS */ - t->bios_rom_size = (CONFIG_ROM_SIZE / 65535) - 1; + /* As a work around to prevent a compiler error, temporarily specify + * 16 MiB flash sizes when ROM size >= 16 MiB. An update is necessary + * once the SMBIOS specification addresses ROM sizes > 16 MiB. + */ + uint32_t rom_size = CONFIG_ROM_SIZE; + rom_size = MIN(CONFIG_ROM_SIZE, 16 * MiB); + t->bios_rom_size = (rom_size / 65535) - 1; t->system_bios_major_release = 4; t->bios_characteristics = |