From 3750986348cb99b8f0d828b73972b545a2f9c878 Mon Sep 17 00:00:00 2001 From: Nico Huber Date: Fri, 18 Jan 2019 14:23:02 +0100 Subject: chipset_enable: Add Apollo Lake It works the same as 100 series PCHs and on. The SPI device is at 0:0d.2, though. Mark as BAD until `ichspi` is revised. Change-Id: I7b1ad402ba562b7b977be111f8cf61f1be50843a Signed-off-by: Nico Huber Reviewed-on: https://review.coreboot.org/c/flashrom/+/30994 Tested-by: build bot (Jenkins) Reviewed-by: Angel Pons Reviewed-by: Paul Menzel --- chipset_enable.c | 24 ++++++++++++++++++++---- programmer.h | 1 + 2 files changed, 21 insertions(+), 4 deletions(-) diff --git a/chipset_enable.c b/chipset_enable.c index 89458c6a7..24ac64a33 100644 --- a/chipset_enable.c +++ b/chipset_enable.c @@ -598,6 +598,7 @@ static enum chipbustype enable_flash_ich_report_gcs( break; case CHIPSET_100_SERIES_SUNRISE_POINT: case CHIPSET_C620_SERIES_LEWISBURG: + case CHIPSET_APOLLO_LAKE: reg_name = "BIOS_SPI_BC"; gcs = pci_read_long(dev, 0xdc); bild = (gcs >> 7) & 1; @@ -649,6 +650,9 @@ static enum chipbustype enable_flash_ich_report_gcs( static const struct boot_straps boot_straps_pch8_lp[] = { { "SPI", BUS_SPI }, { "LPC", BUS_LPC | BUS_FWH } }; + static const struct boot_straps boot_straps_apl[] = + { { "SPI", BUS_SPI }, + { "reserved" } }; static const struct boot_straps boot_straps_unknown[] = { { "unknown" }, { "unknown" }, @@ -690,6 +694,9 @@ static enum chipbustype enable_flash_ich_report_gcs( case CHIPSET_C620_SERIES_LEWISBURG: boot_straps = boot_straps_pch8_lp; break; + case CHIPSET_APOLLO_LAKE: + boot_straps = boot_straps_apl; + break; case CHIPSET_8_SERIES_WELLSBURG: // FIXME: check datasheet case CHIPSET_CENTERTON: // FIXME: Datasheet does not mention GCS at all boot_straps = boot_straps_unknown; @@ -712,6 +719,7 @@ static enum chipbustype enable_flash_ich_report_gcs( break; case CHIPSET_100_SERIES_SUNRISE_POINT: case CHIPSET_C620_SERIES_LEWISBURG: + case CHIPSET_APOLLO_LAKE: bbs = (gcs >> 6) & 0x1; break; default: @@ -866,7 +874,9 @@ static int enable_flash_pch100_shutdown(void *const pci_acc) return 0; } -static int enable_flash_pch100_or_c620(struct pci_dev *const dev, const char *const name, const enum ich_chipset pch_generation) +static int enable_flash_pch100_or_c620( + struct pci_dev *const dev, const char *const name, + const int slot, const int func, const enum ich_chipset pch_generation) { int ret = ERROR_FATAL; @@ -887,7 +897,7 @@ static int enable_flash_pch100_or_c620(struct pci_dev *const dev, const char *co pci_init(pci_acc); register_shutdown(enable_flash_pch100_shutdown, pci_acc); - struct pci_dev *const spi_dev = pci_get_dev(pci_acc, dev->domain, dev->bus, 0x1f, 5); + struct pci_dev *const spi_dev = pci_get_dev(pci_acc, dev->domain, dev->bus, slot, func); if (!spi_dev) { msg_perr("Can't allocate PCI device.\n"); return ret; @@ -929,12 +939,17 @@ _freepci_ret: static int enable_flash_pch100(struct pci_dev *const dev, const char *const name) { - return enable_flash_pch100_or_c620(dev, name, CHIPSET_100_SERIES_SUNRISE_POINT); + return enable_flash_pch100_or_c620(dev, name, 0x1f, 5, CHIPSET_100_SERIES_SUNRISE_POINT); } static int enable_flash_c620(struct pci_dev *const dev, const char *const name) { - return enable_flash_pch100_or_c620(dev, name, CHIPSET_C620_SERIES_LEWISBURG); + return enable_flash_pch100_or_c620(dev, name, 0x1f, 5, CHIPSET_C620_SERIES_LEWISBURG); +} + +static int enable_flash_apl(struct pci_dev *const dev, const char *const name) +{ + return enable_flash_pch100_or_c620(dev, name, 0x0d, 2, CHIPSET_APOLLO_LAKE); } /* Silvermont architecture: Bay Trail(-T/-I), Avoton/Rangeley. @@ -2011,6 +2026,7 @@ const struct penable chipset_enables[] = { {0x8086, 0xa2c8, B_S, NT, "Intel", "B250", enable_flash_pch100}, {0x8086, 0xa2c9, B_S, NT, "Intel", "Z370", enable_flash_pch100}, {0x8086, 0xa2d2, B_S, NT, "Intel", "X299", enable_flash_pch100}, + {0x8086, 0x5ae8, B_S, BAD, "Intel", "Apollo Lake", enable_flash_apl}, #endif {0}, }; diff --git a/programmer.h b/programmer.h index e34289865..f4e8b4652 100644 --- a/programmer.h +++ b/programmer.h @@ -626,6 +626,7 @@ enum ich_chipset { CHIPSET_9_SERIES_WILDCAT_POINT_LP, CHIPSET_100_SERIES_SUNRISE_POINT, /* also 6th/7th gen Core i/o (LP) variants */ CHIPSET_C620_SERIES_LEWISBURG, + CHIPSET_APOLLO_LAKE, }; /* ichspi.c */ -- cgit v1.2.3