diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/ifdtool/ifdtool.c | 77 | ||||
| -rw-r--r-- | util/ifdtool/ifdtool.h | 17 |
2 files changed, 90 insertions, 4 deletions
diff --git a/util/ifdtool/ifdtool.c b/util/ifdtool/ifdtool.c index 9f507bb68d..e2fd0abd1b 100644 --- a/util/ifdtool/ifdtool.c +++ b/util/ifdtool/ifdtool.c @@ -509,6 +509,63 @@ static void decode_spi_frequency(unsigned int freq) _decode_spi_frequency(freq); } +static void _decode_espi_frequency(unsigned int freq) +{ + switch (freq) { + case ESPI_FREQUENCY_20MHZ: + printf("20MHz"); + break; + case ESPI_FREQUENCY_24MHZ: + printf("24MHz"); + break; + case ESPI_FREQUENCY_30MHZ: + printf("30MHz"); + break; + case ESPI_FREQUENCY_48MHZ: + printf("48MHz"); + break; + case ESPI_FREQUENCY_60MHZ: + printf("60MHz"); + break; + case ESPI_FREQUENCY_17MHZ: + printf("17MHz"); + break; + default: + printf("unknown<%x>MHz", freq); + } +} + +static void _decode_espi_frequency_500_series(unsigned int freq) +{ + switch (freq) { + case ESPI_FREQUENCY_500SERIES_20MHZ: + printf("20MHz"); + break; + case ESPI_FREQUENCY_500SERIES_24MHZ: + printf("24MHz"); + break; + case ESPI_FREQUENCY_500SERIES_25MHZ: + printf("25MHz"); + break; + case ESPI_FREQUENCY_500SERIES_48MHZ: + printf("48MHz"); + break; + case ESPI_FREQUENCY_500SERIES_60MHZ: + printf("60MHz"); + break; + default: + printf("unknown<%x>MHz", freq); + } +} + +static void decode_espi_frequency(unsigned int freq) +{ + if (chipset == CHIPSET_500_SERIES_TIGER_POINT) + _decode_espi_frequency_500_series(freq); + else + _decode_espi_frequency(freq); +} + static void decode_component_density(unsigned int density) { switch (density) { @@ -562,8 +619,10 @@ static int is_platform_with_100x_series_pch(void) return 0; } -static void dump_fcba(const fcba_t *fcba) +static void dump_fcba(const fcba_t *fcba, const fpsba_t *fpsba) { + unsigned int freq; + printf("\nFound Component Section\n"); printf("FLCOMP 0x%08x\n", fcba->flcomp); printf(" Dual Output Fast Read Support: %ssupported\n", @@ -576,8 +635,18 @@ static void dump_fcba(const fcba_t *fcba) decode_spi_frequency((fcba->flcomp >> 21) & 7); printf("\n Fast Read Support: %ssupported", (fcba->flcomp & (1 << 20))?"":"not "); - printf("\n Read Clock Frequency: "); - decode_spi_frequency((fcba->flcomp >> 17) & 7); + if (is_platform_with_100x_series_pch() && + chipset != CHIPSET_100_200_SERIES_SUNRISE_POINT) { + printf("\n Read eSPI/EC Bus Frequency: "); + if (chipset == CHIPSET_500_SERIES_TIGER_POINT) + freq = (fpsba->pchstrp[22] & 0x38) >> 3; + else + freq = (fcba->flcomp >> 17) & 7; + decode_espi_frequency(freq); + } else { + printf("\n Read Clock Frequency: "); + decode_spi_frequency((fcba->flcomp >> 17) & 7); + } switch (ifd_version) { case IFD_VERSION_1: @@ -868,7 +937,7 @@ static void dump_fd(char *image, int size) if (frba && fcba && fpsba && fmba && fmsba) { dump_frba(frba); - dump_fcba(fcba); + dump_fcba(fcba, fpsba); dump_fpsba(fdb, fpsba); dump_fmba(fmba); dump_fmsba(fmsba); diff --git a/util/ifdtool/ifdtool.h b/util/ifdtool/ifdtool.h index 0842924ec1..b72582358c 100644 --- a/util/ifdtool/ifdtool.h +++ b/util/ifdtool/ifdtool.h @@ -71,6 +71,23 @@ enum spi_frequency_500_series { SPI_FREQUENCY_14MHZ = 6, }; +enum espi_frequency { + ESPI_FREQUENCY_20MHZ = 0, + ESPI_FREQUENCY_24MHZ = 1, + ESPI_FREQUENCY_30MHZ = 2, + ESPI_FREQUENCY_48MHZ = 3, + ESPI_FREQUENCY_60MHZ = 4, + ESPI_FREQUENCY_17MHZ = 6, +}; + +enum espi_frequency_500_series { + ESPI_FREQUENCY_500SERIES_20MHZ = 0, + ESPI_FREQUENCY_500SERIES_24MHZ = 1, + ESPI_FREQUENCY_500SERIES_25MHZ = 2, + ESPI_FREQUENCY_500SERIES_48MHZ = 3, + ESPI_FREQUENCY_500SERIES_60MHZ = 4, +}; + enum component_density { COMPONENT_DENSITY_512KB = 0, COMPONENT_DENSITY_1MB = 1, |