diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/ifdtool/ifdtool.c | 41 | ||||
| -rw-r--r-- | util/ifdtool/ifdtool.h | 8 |
2 files changed, 42 insertions, 7 deletions
diff --git a/util/ifdtool/ifdtool.c b/util/ifdtool/ifdtool.c index 68e5b7bbd5..2388ebca7e 100644 --- a/util/ifdtool/ifdtool.c +++ b/util/ifdtool/ifdtool.c @@ -59,6 +59,7 @@ static const char *const ich_chipset_names[] = { "ICH8", "ICH9", "ICH10", + "Unknown PCH", "5 series Ibex Peak", "6 series Cougar Point", "7 series Panther Point", @@ -68,7 +69,10 @@ static const char *const ich_chipset_names[] = { "8 series Wellsburg", "9 series Wildcat Point", "9 series Wildcat Point LP", - "100 series Sunrise Point", + "Gemini Lake: N5xxx, J5xxx, N4xxx, J4xxx", + "100/200 series Sunrise Point", + "300 series Cannon Point/ 400 series Ice Point", + "500 series Tiger Point", "C620 series Lewisburg", NULL }; @@ -161,14 +165,42 @@ static fmsba_t *find_fmsba(char *image, int size) return PTR_IN_RANGE(fmsba, image, size) ? fmsba : NULL; } +static enum ich_chipset guess_ifd_2_chipset(const fpsba_t *fpsba) +{ + uint32_t pchstrp_22 = fpsba->pchstrp[22]; + uint32_t pchstrp_23 = fpsba->pchstrp[23]; + + /* Offset 0x5B is the last PCH descriptor record */ + if (pchstrp_23 == 0xFFFFFFFF) + return CHIPSET_N_J_SERIES; + + /* Offset 0x58 is PCH descriptor record is reserved */ + if (pchstrp_22 == 0x0) + return CHIPSET_300_400_SERIES_CANNON_ICE_POINT; + + /* Offset 0x58 bit [2:0] is reserved 0x4 and 0x5a bit [7:0] is reserved 0x58 */ + if (((pchstrp_22 & 0x07) == 0x4) && + ((pchstrp_22 & 0xFF0000) >> 16 == 0x58)) + return CHIPSET_500_SERIES_TIGER_POINT; + + return CHIPSET_PCH_UNKNOWN; +} + /* port from flashrom */ -static enum ich_chipset guess_ich_chipset(const fdbar_t *fdb) +static enum ich_chipset guess_ich_chipset(const fdbar_t *fdb, const fpsba_t *fpsba) { uint32_t iccriba = (fdb->flmap2 >> 16) & 0xff; uint32_t msl = (fdb->flmap2 >> 8) & 0xff; uint32_t isl = (fdb->flmap1 >> 24); uint32_t nm = (fdb->flmap1 >> 8) & 0x7; + int temp_chipset; + /* Check for IFD2 chipset type */ + temp_chipset = guess_ifd_2_chipset(fpsba); + if (temp_chipset != CHIPSET_PCH_UNKNOWN) + return temp_chipset; + + /* Rest for IFD1 chipset type */ if (iccriba == 0x00) { if (msl == 0 && isl <= 2) return CHIPSET_ICH8; @@ -192,7 +224,7 @@ static enum ich_chipset guess_ich_chipset(const fdbar_t *fdb) } else if (nm == 6) { return CHIPSET_C620_SERIES_LEWISBURG; } else { - return CHIPSET_100_SERIES_SUNRISE_POINT; + return CHIPSET_100_200_SERIES_SUNRISE_POINT; } } @@ -232,10 +264,11 @@ static int get_ifd_version_from_fcba(char *image, int size) int read_freq; const fcba_t *fcba = find_fcba(image, size); const fdbar_t *fdb = find_fd(image, size); + const fpsba_t *fpsba = find_fpsba(image, size); if (!fcba || !fdb) exit(EXIT_FAILURE); - chipset = guess_ich_chipset(fdb); + chipset = guess_ich_chipset(fdb, fpsba); /* TODO: port ifd_version and max_regions * against guess_ich_chipset() */ diff --git a/util/ifdtool/ifdtool.h b/util/ifdtool/ifdtool.h index 840d7fe42c..a113d2958c 100644 --- a/util/ifdtool/ifdtool.h +++ b/util/ifdtool/ifdtool.h @@ -23,6 +23,7 @@ enum ich_chipset { CHIPSET_ICH8, CHIPSET_ICH9, CHIPSET_ICH10, + CHIPSET_PCH_UNKNOWN, CHIPSET_5_SERIES_IBEX_PEAK, CHIPSET_6_SERIES_COUGAR_POINT, CHIPSET_7_SERIES_PANTHER_POINT, @@ -34,9 +35,10 @@ enum ich_chipset { CHIPSET_8_SERIES_WELLSBURG, CHIPSET_9_SERIES_WILDCAT_POINT, CHIPSET_9_SERIES_WILDCAT_POINT_LP, - CHIPSET_100_SERIES_SUNRISE_POINT, /* also 6th/7th gen Core i/o (LP) - * variants - */ + CHIPSET_N_J_SERIES, /* Gemini Lake: N5xxx, J5xxx, N4xxx, J4xxx */ + CHIPSET_100_200_SERIES_SUNRISE_POINT, /* 6th-7th gen Core i/o (LP) variants */ + CHIPSET_300_400_SERIES_CANNON_ICE_POINT, /* 8th-10th gen Core i/o (LP) variants */ + CHIPSET_500_SERIES_TIGER_POINT, /* 11th gen Core i/o (LP) variants onwards */ CHIPSET_C620_SERIES_LEWISBURG, }; |