blob: d0856406a37b7de4442dcce48b2f552ae8d3f3e1 [file] [log] [blame]
Usha P5f7c9b62023-04-03 14:52:05 +05301FLASH 32M {
2 SI_ALL 9M {
3 SI_DESC 16K
4 SI_ME
5 }
6 SI_BIOS 23M {
Subrata Banikcc4ca5e2023-04-06 19:53:49 +05307 RW_SECTION_A 7680K {
Usha Pfb1b1922023-03-02 20:48:51 +05308 VBLOCK_A 8K
Usha P5f7c9b62023-04-03 14:52:05 +05309 FW_MAIN_A(CBFS)
10 RW_FWID_A 64
Usha P5f7c9b62023-04-03 14:52:05 +053011 }
Usha P5f7c9b62023-04-03 14:52:05 +053012 # This section starts at the 16M boundary in SPI flash.
13 # MTL does not support a region crossing this boundary,
14 # because the SPI flash is memory-mapped into two non-
15 # contiguous windows.
Subrata Banikcc4ca5e2023-04-06 19:53:49 +053016 RW_SECTION_B 7680K {
Usha Pfb1b1922023-03-02 20:48:51 +053017 VBLOCK_B 8K
Usha P5f7c9b62023-04-03 14:52:05 +053018 FW_MAIN_B(CBFS)
19 RW_FWID_B 64
Usha P5f7c9b62023-04-03 14:52:05 +053020 }
Subrata Banikcc4ca5e2023-04-06 19:53:49 +053021 RW_MISC 1M {
22 UNIFIED_MRC_CACHE(PRESERVE) 128K {
23 RECOVERY_MRC_CACHE 64K
24 RW_MRC_CACHE 64K
25 }
26 RW_ELOG(PRESERVE) 16K
27 RW_SHARED 16K {
28 SHARED_DATA 8K
29 VBLOCK_DEV 8K
30 }
31 # The RW_SPD_CACHE region is only used for rex variants that use DDRx memory.
32 # It is placed in the common `chromeos.fmd` file because it is only 4K and there
33 # is free space in the RW_MISC region that cannot be easily reclaimed because
34 # the RW_SECTION_B must start on the 16M boundary.
35 RW_SPD_CACHE(PRESERVE) 4K
36 RW_VPD(PRESERVE) 8K
37 RW_NVRAM(PRESERVE) 24K
38 }
39 RW_LEGACY(CBFS) 1M
40 RW_UNUSED 2M
Usha P5f7c9b62023-04-03 14:52:05 +053041 # Make WP_RO region align with SPI vendor
42 # memory protected range specification.
Subrata Banikcc4ca5e2023-04-06 19:53:49 +053043 WP_RO 4M {
Usha P5f7c9b62023-04-03 14:52:05 +053044 RO_VPD(PRESERVE) 16K
Subrata Banikcc4ca5e2023-04-06 19:53:49 +053045
Usha P5f7c9b62023-04-03 14:52:05 +053046 RO_SECTION {
47 FMAP 2K
48 RO_FRID 64
49 GBB@4K 12K
50 COREBOOT(CBFS)
51 }
52 }
53 }
54}