diff options
| author | Arthur Heymans <arthur@aheymans.xyz> | 2022-11-01 23:26:07 +0100 |
|---|---|---|
| committer | Arthur Heymans <arthur@aheymans.xyz> | 2022-11-07 13:57:22 +0000 |
| commit | eb76a455cd39ec59b7f2ba28baeec9538befd59e (patch) | |
| tree | 51bd8418d5bf9e130c7ccbc8a9c94a5689d8bbbd | |
| parent | 6baee3d28729d4b924e8f793c4c7311cebf1f80a (diff) | |
mb/aopen/dxplplusu: Remove board
This board use the LEGACY_SMP_INIT which is to be deprecated after
release 4.18.
Change-Id: Idf37ade31ddb55697df1a65062c092a0a485e175
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/69114
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
63 files changed, 3 insertions, 5323 deletions
diff --git a/src/arch/x86/smbios.c b/src/arch/x86/smbios.c index 24b18f2988..17a37eadd3 100644 --- a/src/arch/x86/smbios.c +++ b/src/arch/x86/smbios.c @@ -382,8 +382,6 @@ static int get_socket_type(void) { if (CONFIG(CPU_INTEL_SLOT_1)) return 0x08; - if (CONFIG(CPU_INTEL_SOCKET_MPGA604)) - return 0x13; if (CONFIG(CPU_INTEL_SOCKET_LGA775)) return 0x15; if (CONFIG(XEON_SP_COMMON_BASE)) diff --git a/src/cpu/intel/Kconfig b/src/cpu/intel/Kconfig index 43b360bfc4..62f88419bf 100644 --- a/src/cpu/intel/Kconfig +++ b/src/cpu/intel/Kconfig @@ -10,7 +10,6 @@ source "src/cpu/intel/model_1067x/Kconfig" source "src/cpu/intel/model_106cx/Kconfig" source "src/cpu/intel/model_206ax/Kconfig" source "src/cpu/intel/model_2065x/Kconfig" -source "src/cpu/intel/model_f2x/Kconfig" source "src/cpu/intel/model_f3x/Kconfig" source "src/cpu/intel/model_f4x/Kconfig" source "src/cpu/intel/haswell/Kconfig" @@ -20,7 +19,6 @@ source "src/cpu/intel/socket_BGA956/Kconfig" source "src/cpu/intel/socket_FCBGA559/Kconfig" source "src/cpu/intel/socket_m/Kconfig" source "src/cpu/intel/socket_p/Kconfig" -source "src/cpu/intel/socket_mPGA604/Kconfig" source "src/cpu/intel/socket_441/Kconfig" source "src/cpu/intel/socket_LGA775/Kconfig" # Architecture specific features diff --git a/src/cpu/intel/Makefile.inc b/src/cpu/intel/Makefile.inc index 01913de312..92025224d9 100644 --- a/src/cpu/intel/Makefile.inc +++ b/src/cpu/intel/Makefile.inc @@ -9,7 +9,6 @@ subdirs-$(CONFIG_CPU_INTEL_SOCKET_BGA956) += socket_BGA956 subdirs-$(CONFIG_CPU_INTEL_SOCKET_FCBGA559) += socket_FCBGA559 subdirs-$(CONFIG_CPU_INTEL_SOCKET_M) += socket_m subdirs-$(CONFIG_CPU_INTEL_SOCKET_P) += socket_p -subdirs-$(CONFIG_CPU_INTEL_SOCKET_MPGA604) += socket_mPGA604 subdirs-$(CONFIG_CPU_INTEL_MODEL_2065X) += model_2065x subdirs-$(CONFIG_CPU_INTEL_MODEL_206AX) += model_206ax subdirs-$(CONFIG_CPU_INTEL_HASWELL) += haswell diff --git a/src/cpu/intel/model_f2x/Kconfig b/src/cpu/intel/model_f2x/Kconfig deleted file mode 100644 index eb11a3338d..0000000000 --- a/src/cpu/intel/model_f2x/Kconfig +++ /dev/null @@ -1,7 +0,0 @@ -config CPU_INTEL_MODEL_F2X - bool - select ARCH_X86 - select SUPPORT_CPU_UCODE_IN_CBFS - select SMM_ASEG - select CPU_INTEL_COMMON - select SSE2 diff --git a/src/cpu/intel/model_f2x/Makefile.inc b/src/cpu/intel/model_f2x/Makefile.inc deleted file mode 100644 index fa1b51ad65..0000000000 --- a/src/cpu/intel/model_f2x/Makefile.inc +++ /dev/null @@ -1,6 +0,0 @@ -subdirs-y += ../common -subdirs-y += ../hyperthreading - -ramstage-y += model_f2x_init.c - -cpu_microcode_bins += $(wildcard 3rdparty/intel-microcode/intel-ucode/0f-02-*) diff --git a/src/cpu/intel/model_f2x/model_f2x_init.c b/src/cpu/intel/model_f2x/model_f2x_init.c deleted file mode 100644 index 294d579f8e..0000000000 --- a/src/cpu/intel/model_f2x/model_f2x_init.c +++ /dev/null @@ -1,46 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/device.h> -#include <cpu/cpu.h> -#include <cpu/x86/mtrr.h> -#include <cpu/intel/microcode.h> -#include <cpu/intel/hyperthreading.h> -#include <cpu/intel/common/common.h> -#include <cpu/x86/cache.h> - -static void model_f2x_init(struct device *cpu) -{ - /* Turn on caching if we haven't already */ - enable_cache(); - - if (!intel_ht_sibling()) { - /* MTRRs are shared between threads */ - x86_setup_mtrrs(); - x86_mtrr_check(); - - /* Update the microcode */ - intel_update_microcode_from_cbfs(); - } - - /* Start up my CPU siblings */ - intel_sibling_init(cpu); -}; - -static struct device_operations cpu_dev_ops = { - .init = model_f2x_init, -}; - -static const struct cpu_device_id cpu_table[] = { - { X86_VENDOR_INTEL, 0x0f22 }, - { X86_VENDOR_INTEL, 0x0f24 }, - { X86_VENDOR_INTEL, 0x0f25 }, - { X86_VENDOR_INTEL, 0x0f26 }, - { X86_VENDOR_INTEL, 0x0f27 }, - { X86_VENDOR_INTEL, 0x0f29 }, - { 0, 0 }, -}; - -static const struct cpu_driver driver __cpu_driver = { - .ops = &cpu_dev_ops, - .id_table = cpu_table, -}; diff --git a/src/cpu/intel/socket_mPGA604/Kconfig b/src/cpu/intel/socket_mPGA604/Kconfig deleted file mode 100644 index 7b086990f7..0000000000 --- a/src/cpu/intel/socket_mPGA604/Kconfig +++ /dev/null @@ -1,36 +0,0 @@ -config CPU_INTEL_SOCKET_MPGA604 - bool - -if CPU_INTEL_SOCKET_MPGA604 - -config SOCKET_SPECIFIC_OPTIONS - def_bool y - select CPU_INTEL_MODEL_F2X - select MMX - select SSE - select UDELAY_TSC - select TSC_MONOTONIC_TIMER - select SIPI_VECTOR_IN_ROM - select CPU_INTEL_COMMON - select CPU_INTEL_COMMON_TIMEBASE - -# mPGA604 are usually Intel Netburst CPUs which should have SSE2 -# but the ramtest.c code on the Dell S1850 seems to choke on -# enabling it, so disable it for now. -config SSE2 - bool - default n - -config DCACHE_RAM_BASE - hex - default 0xfefc0000 - -config DCACHE_RAM_SIZE - hex - default 0x4000 - -config DCACHE_BSP_STACK_SIZE - hex - default 0x2000 - -endif # CPU_INTEL_SOCKET_MPGA604 diff --git a/src/cpu/intel/socket_mPGA604/Makefile.inc b/src/cpu/intel/socket_mPGA604/Makefile.inc deleted file mode 100644 index f9dfc67b0c..0000000000 --- a/src/cpu/intel/socket_mPGA604/Makefile.inc +++ /dev/null @@ -1,9 +0,0 @@ -subdirs-y += ../model_f2x -subdirs-y += ../../x86/lapic -subdirs-y += ../microcode - -bootblock-y += ../car/p4-netburst/cache_as_ram.S -bootblock-y += ../car/bootblock.c - -postcar-y += ../car/p4-netburst/exit_car.S -romstage-y += ../car/romstage.c diff --git a/src/cpu/x86/Kconfig b/src/cpu/x86/Kconfig index ec7482c4e1..3a0c29bdbe 100644 --- a/src/cpu/x86/Kconfig +++ b/src/cpu/x86/Kconfig @@ -183,7 +183,7 @@ config SMM_LAPIC_REMAP_MITIGATION bool default y if NORTHBRIDGE_INTEL_I945 || NORTHBRIDGE_INTEL_GM45 \ || NORTHBRIDGE_INTEL_X4X || NORTHBRIDGE_INTEL_PINEVIEW \ - || NORTHBRIDGE_INTEL_E7505 || NORTHBRIDGE_INTEL_IRONLAKE + || NORTHBRIDGE_INTEL_IRONLAKE default n config X86_AMD_FIXED_MTRRS diff --git a/src/cpu/x86/smm/smmrelocate.S b/src/cpu/x86/smm/smmrelocate.S index f7dcc391f2..b89cf3d0b8 100644 --- a/src/cpu/x86/smm/smmrelocate.S +++ b/src/cpu/x86/smm/smmrelocate.S @@ -4,9 +4,7 @@ // can it be cleaned up so this include is not required? // It's needed right now because we get our DEFAULT_PMBASE from // here. -#if CONFIG(SOUTHBRIDGE_INTEL_I82801DX) -#include <southbridge/intel/i82801dx/i82801dx.h> -#elif CONFIG(SOUTHBRIDGE_INTEL_I82801IX) +#if CONFIG(SOUTHBRIDGE_INTEL_I82801IX) #include <southbridge/intel/i82801ix/i82801ix.h> #else #error "Southbridge needs SMM handler support." diff --git a/src/mainboard/aopen/Kconfig b/src/mainboard/aopen/Kconfig deleted file mode 100644 index 754bab0a50..0000000000 --- a/src/mainboard/aopen/Kconfig +++ /dev/null @@ -1,15 +0,0 @@ -if VENDOR_AOPEN - -choice - prompt "Mainboard model" - -source "src/mainboard/aopen/*/Kconfig.name" - -endchoice - -source "src/mainboard/aopen/*/Kconfig" - -config MAINBOARD_VENDOR - default "AOpen" - -endif # VENDOR_AOPEN diff --git a/src/mainboard/aopen/Kconfig.name b/src/mainboard/aopen/Kconfig.name deleted file mode 100644 index 01ea2b6647..0000000000 --- a/src/mainboard/aopen/Kconfig.name +++ /dev/null @@ -1,2 +0,0 @@ -config VENDOR_AOPEN - bool "AOpen" diff --git a/src/mainboard/aopen/dxplplusu/Kconfig b/src/mainboard/aopen/dxplplusu/Kconfig deleted file mode 100644 index 5c0ca2b570..0000000000 --- a/src/mainboard/aopen/dxplplusu/Kconfig +++ /dev/null @@ -1,27 +0,0 @@ -if BOARD_AOPEN_DXPLPLUSU - -config BOARD_SPECIFIC_OPTIONS - def_bool y - select CPU_INTEL_SOCKET_MPGA604 - select NORTHBRIDGE_INTEL_E7505 - select SOUTHBRIDGE_INTEL_I82870 - select SOUTHBRIDGE_INTEL_I82801DX - select SUPERIO_SMSC_LPC47M10X - select HAVE_ACPI_TABLES - select BOARD_ROMSIZE_KB_2048 - -config MAINBOARD_DIR - default "aopen/dxplplusu" - -config MAINBOARD_PART_NUMBER - default "DXPL Plus-U" - -config IRQ_SLOT_COUNT - int - default 12 - -config MAX_CPUS - int - default 4 - -endif # BOARD_AOPEN_DXPLPLUSU diff --git a/src/mainboard/aopen/dxplplusu/Kconfig.name b/src/mainboard/aopen/dxplplusu/Kconfig.name deleted file mode 100644 index 131020335d..0000000000 --- a/src/mainboard/aopen/dxplplusu/Kconfig.name +++ /dev/null @@ -1,2 +0,0 @@ -config BOARD_AOPEN_DXPLPLUSU - bool "DXPL Plus-U" diff --git a/src/mainboard/aopen/dxplplusu/Makefile.inc b/src/mainboard/aopen/dxplplusu/Makefile.inc deleted file mode 100644 index d604d021c5..0000000000 --- a/src/mainboard/aopen/dxplplusu/Makefile.inc +++ /dev/null @@ -1,3 +0,0 @@ -## SPDX-License-Identifier: GPL-2.0-only - -bootblock-y += bootblock.c diff --git a/src/mainboard/aopen/dxplplusu/acpi/e7505_pri.asl b/src/mainboard/aopen/dxplplusu/acpi/e7505_pri.asl deleted file mode 100644 index aab327134a..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/e7505_pri.asl +++ /dev/null @@ -1,68 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -Device (MBRS) -{ - Name (_HID, EisaId ("PNP0C01")) - Name (_UID, 0x01) - Name (MSBF, ResourceTemplate () - { - /* System memory */ - QWordMemory (ResourceProducer, PosDecode, MinFixed, - MaxNotFixed, Prefetchable, ReadWrite, - 0x0, 0x100000000, 0x400000000, 0x0, 0x0, ,, _Y1C, - AddressRangeMemory, TypeStatic) - - /* Top Of Low Memory */ - Memory32 (ReadOnly, 0x0, 0x0, 0x1, 0x0, _Y1D) - - /* 640kB who wants more? */ - Memory32Fixed (ReadWrite, 0x0, 0xA0000, ) - - /* 64k BIOS bootblock */ - Memory32Fixed (ReadOnly, 0xF0000, 0x10000,) - - /* ISA memory hole 15-16 MB ? */ - /* Memory32Fixed (ReadOnly, 0x100000, 0xF00000,) */ - /* ISA memory hole 14-15 MB ? */ - /* Memory32Fixed (ReadOnly, 0x100000, 0xE00000,) */ - - /* Local APIC */ - Memory32Fixed (ReadWrite, 0xFEE00000, 0x00001000,) - }) - - Method (_CRS, 0, NotSerialized) - { - CreateQWordField (MSBF, \_SB.MBRS._Y1C._MIN, MEML) - CreateQWordField (MSBF, \_SB.MBRS._Y1C._MAX, MEMM) - CreateQWordField (MSBF, \_SB.MBRS._Y1C._LEN, LELM) - - And (\_SB.PCI0.RLAR, 0x03FF, Local1) - Local1++ - If (Local1 > 0x40) - { - ShiftLeft (Local1, 0x1A, LELM) - } - - - CreateDWordField (MSBF, \_SB.MBRS._Y1D._MIN, MS00) - CreateDWordField (MSBF, \_SB.MBRS._Y1D._MAX, MS01) - CreateDWordField (MSBF, \_SB.MBRS._Y1D._LEN, MEM2) - And (\_SB.PCI0.TOLM, 0xF800, Local1) - ShiftRight (Local1, 0x04, Local1) - Local1-- - If (Local1 > 0x10) - { - Local1 -= 0x0F - Store (ShiftLeft (Local1, 0x14), MEM2) - Store (0x01000000, MS00) - Store (MS00, MS01) - } - - Return (MSBF) - } - - Method (_STA, 0, NotSerialized) - { - Return (0x0F) - } -} diff --git a/src/mainboard/aopen/dxplplusu/acpi/e7505_sec.asl b/src/mainboard/aopen/dxplplusu/acpi/e7505_sec.asl deleted file mode 100644 index 400a5d7092..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/e7505_sec.asl +++ /dev/null @@ -1,56 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <arch/ioapic.h> - -Name (PBRS, ResourceTemplate () -{ - WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode, - 0x0000, 0x0000, 0x00FF, 0x0000, 0x0100, ,, ) - - /* System IO */ - DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange, - 0x0, 0x0, 0xffff, 0x0000, 0x10000, ,,, TypeStatic) - IO (Decode16, 0x0CF8, 0x0CF8, 0x08, 0x08, ) - - /* Video RAM */ - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite, - 0x00000000, 0x000A0000, 0x000BFFFF, - 0x00000000, 0x00020000, ,,, AddressRangeMemory, TypeStatic) - - /* Video ROM */ - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite, - 0x00000000, 0x000C0000, 0x000C7FFF, - 0x00000000, 0x00008000, ,,, AddressRangeMemory, TypeStatic) - - /* Option ROMs ? */ - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite, - 0x00000000, 0x000C8000, 0x000DFFFF, - 0x00000000, 0x00018000, ,,, AddressRangeMemory, TypeStatic) - - /* Top Of Lowmemory to IOAPIC */ - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite, - 0x00000000, 0x00000000, 0xFEBFFFFF, - 0x00000000, IO_APIC_ADDR, ,, _Y08, AddressRangeMemory, TypeStatic) -}) - - -Method (_CRS, 0, NotSerialized) -{ - - /* Top Of Lowmemory to IOAPIC */ - CreateDWordField (PBRS, \_SB.PCI0._Y08._MIN, MEML) - CreateDWordField (PBRS, \_SB.PCI0._Y08._MAX, MEMH) - CreateDWordField (PBRS, \_SB.PCI0._Y08._LEN, LENM) - And (\_SB.PCI0.TOLM, 0xF800, Local1) - ShiftRight (Local1, 0x04, Local1) - ShiftLeft (Local1, 0x14, MEML) - MEMH = IO_APIC_ADDR - 1 - LENM = IO_APIC_ADDR - MEML - - Return (PBRS) -} - -Method (_STA, 0, NotSerialized) -{ - Return (0x0F) -} diff --git a/src/mainboard/aopen/dxplplusu/acpi/i82801db.asl b/src/mainboard/aopen/dxplplusu/acpi/i82801db.asl deleted file mode 100644 index 9b16070167..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/i82801db.asl +++ /dev/null @@ -1,166 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <arch/ioapic.h> - -Device (USB0) -{ - Name (_ADR, 0x001D0000) - Name (_PRW, Package () { 0x03, 0x05 }) - - OperationRegion (USBS, PCI_Config, 0x00, 0x0100) - Field (USBS, ByteAcc, NoLock, Preserve) - { - Offset (0xC4), URES, 8 - } -} - -Device (USB1) -{ - Name (_ADR, 0x001D0001) - Name (_PRW, Package () { 0x04, 0x05 }) - OperationRegion (USBS, PCI_Config, 0x00, 0x0100) - Field (USBS, ByteAcc, NoLock, Preserve) - { - Offset (0xC4), URES, 8 - } -} - -Device (USB2) -{ - Name (_ADR, 0x001D0002) - Name (_PRW, Package () { 0x0C, 0x05 }) - OperationRegion (USBS, PCI_Config, 0x00, 0x0100) - Field (USBS, ByteAcc, NoLock, Preserve) - { - Offset (0xC4), URES, 8 - } -} - -Device (USB3) -{ - Name (_ADR, 0x001D0007) - Name (_PRW, Package () { 0x0D, 0x05 }) /* PME_B0_STS any 0:1d or 0:1f device */ - OperationRegion (USBS, PCI_Config, 0x00, 0x0100) - Field (USBS, ByteAcc, NoLock, Preserve) - { - Offset (0xC4), URES, 8 - } -} - -Device(PCI5) -{ - Name (_ADR, 0x001E0000) - Name (_PRW, Package () { 0x0B, 0x05 }) /* PME# _STS */ - Name (_PRT, Package() { - Package() { 0x0003ffff, 0, 0, 20 }, - Package() { 0x0003ffff, 1, 0, 21 }, - Package() { 0x0003ffff, 2, 0, 22 }, - Package() { 0x0003ffff, 3, 0, 23 }, - }) -} - -Device (ICH0) -{ - Name (_ADR, 0x001F0000) - OperationRegion (D310, PCI_Config, 0x00, 0xFF) - Field (D310, ByteAcc, NoLock, Preserve) - { - Offset (0x40), PBAR, 16, - Offset (0x58), GBAR, 16, - } - - OperationRegion (ACPI, SystemIO, 0x0400, 0xC0) - Field (ACPI, ByteAcc, NoLock, Preserve) - { - PS1L, 8, - PS1H, 8, - PE1L, 8, - PE1H, 8, - - Offset (0x28), - GS0L, 8, - GS0H, 8, - GSPL, 8, - GSPH, 8, - GE0L, 8, - GE0H, 8, - GEPL, 8, - GEPH, 8, - - Offset (0xB8), - GPLV, 8 - } - - Name (MSBF, ResourceTemplate () - { - /* IOAPIC 0 */ - Memory32Fixed (ReadWrite, IO_APIC_ADDR, 0x00001000,) - - IO (Decode16, 0x0, 0x0, 0x80, 0x0, PMIO) - IO (Decode16, 0x0, 0x0, 0x40, 0x0, GPIO) - - /* 8254 legacy irq */ - IO (Decode16, 0x04D0, 0x04D0, 0x02, 0x02,) - - /* reset generator */ - IO (Decode16, 0x0092, 0x0092, 0x01, 0x01, ) - }) - - Method (_CRS, 0, NotSerialized) - { - CreateWordField (MSBF, \_SB_.PCI0.ICH0.PMIO._MIN, IOA1) - CreateWordField (MSBF, \_SB_.PCI0.ICH0.PMIO._MAX, IOA2) - CreateByteField (MSBF, \_SB_.PCI0.ICH0.PMIO._LEN, IOAL) - - Store (PBAR, Local0) - If (Local0 && 1) - { - And (Local0, 0xFFFE, Local0) - Store (Local0, IOA1) - Store (Local0, IOA2) - Store (0x80, IOAL) - } Else { - Store (0x00, IOAL) - } - - CreateWordField (MSBF, \_SB_.PCI0.ICH0.GPIO._MIN, IOS1) - CreateWordField (MSBF, \_SB_.PCI0.ICH0.GPIO._MAX, IOS2) - CreateByteField (MSBF, \_SB_.PCI0.ICH0.GPIO._LEN, IOSL) - - Store (GBAR, Local0) - If (Local0 && 1) { - And (Local0, 0xFFFE, Local0) - Store (Local0, IOS1) - Store (Local0, IOS2) - Store (0x40, IOSL) - } Else { - Store (0x00, IOSL) - } - Return (MSBF) - } - - Device (FWH) - { - Name (_HID, EisaId ("PNP0C02")) - Name (_UID, 0x01) - - - Name (MSBG, ResourceTemplate () { - Memory32Fixed (ReadOnly, 0xFFF00000, 0x00080000,) - Memory32Fixed (ReadOnly, 0xFFF80000, 0x00080000,) - }) - - Method (_CRS, 0, NotSerialized) - { - Return (MSBG) - } - } - - Device (SMSC) - { - Name (_HID, EisaId ("PNP0C02")) - Name (_UID, 0x02) - #include "acpi/superio.asl" - } - -} diff --git a/src/mainboard/aopen/dxplplusu/acpi/p64h2.asl b/src/mainboard/aopen/dxplplusu/acpi/p64h2.asl deleted file mode 100644 index 9a3e1b5aa7..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/p64h2.asl +++ /dev/null @@ -1,76 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* Interrupt routing for PCI 03:xx.x */ - -/* I/O APIC id 0x3 */ -Device(PBIO) -{ - Name (_ADR, 0x001c0000) -} - -/* PCI-X bridge */ -Device(P64B) -{ - Name (_ADR, 0x001d0000) - Name (_PRT, Package() { - Package() { 0x0002ffff, 0, 0, 24 }, /* PCI-X slot 1 */ - Package() { 0x0002ffff, 1, 0, 25 }, - Package() { 0x0002ffff, 2, 0, 26 }, - Package() { 0x0002ffff, 3, 0, 27 }, - Package() { 0x0003ffff, 0, 0, 28 }, /* PCI-X slot 2 */ - Package() { 0x0003ffff, 1, 0, 29 }, - Package() { 0x0003ffff, 2, 0, 30 }, - Package() { 0x0003ffff, 3, 0, 31 }, - Package() { 0x0004ffff, 0, 0, 32 }, /* On-board GbE */ - }) - - Name (_PRW, Package () { 0x0B, 0x05 }) /* PME# _STS */ - OperationRegion (PBPC, PCI_Config, 0x00, 0xFF) - Field (PBPC, ByteAcc, NoLock, Preserve) - { - Offset (0x3E), BCRL, 8, BCRH, 8 - } - - - Device (ETH0) - { - Name (_ADR, 0x00040000) - Name (_PRW, Package () { 0x0B, 0x05 }) /* PME# _STS */ - } -} - - -/* Interrupt routing for PCI 04:xx.x */ - -/* I/O APIC id 0x4 */ -Device(PAIO) -{ - Name (_ADR, 0x001e0000) -} - -/* PCI-X bridge */ -Device(P64A) -{ - Name (_ADR, 0x001f0000) - Name (_PRT, Package() { - Package() { 0x0002ffff, 0, 0, 48 }, /* PCI-X slot 3 */ - Package() { 0x0002ffff, 1, 0, 49 }, - Package() { 0x0002ffff, 2, 0, 50 }, - Package() { 0x0002ffff, 3, 0, 51 }, - Package() { 0x0003ffff, 0, 0, 52 }, /* PCI-X slot 4 */ - Package() { 0x0003ffff, 1, 0, 53 }, - Package() { 0x0003ffff, 2, 0, 54 }, - Package() { 0x0003ffff, 3, 0, 55 }, - Package() { 0x0004ffff, 0, 0, 54 }, /* On-board SCSI, GSI not 56 ? */ - Package() { 0x0004ffff, 1, 0, 55 }, /* On-board SCSI, GSI not 57 */ - }) - - Name (_PRW, Package () { 0x0B, 0x05 }) /* PME# _STS */ - OperationRegion (PBPC, PCI_Config, 0x00, 0xFF) - Field (PBPC, ByteAcc, NoLock, Preserve) - { - Offset (0x3E), BCRL, 8, BCRH, 8 - } - - #include "acpi/scsi.asl" -} diff --git a/src/mainboard/aopen/dxplplusu/acpi/power.asl b/src/mainboard/aopen/dxplplusu/acpi/power.asl deleted file mode 100644 index 903d844d42..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/power.asl +++ /dev/null @@ -1,71 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - - -/* Board powers on with button or PME# from on-board GbE wake-on-lan. - * Board shuts down to S5/G2. Any other power management is untested. - */ - -Name (\_S0, Package () { 0x00, 0x00, 0x00, 0x00 }) -Name (\_S1, Package () { 0x01, 0x01, 0x00, 0x00 }) -Name (\_S3, Package () { 0x05, 0x05, 0x00, 0x00 }) -Name (\_S4, Package () { 0x06, 0x06, 0x00, 0x00 }) -Name (\_S5, Package () { 0x07, 0x07, 0x00, 0x00 }) - -Scope (\_GPE) -{ - Method (_L03, 0, NotSerialized) - { - Notify (\_SB.PCI0.USB0, 0x02) - } - Method (_L04, 0, NotSerialized) - { - Notify (\_SB.PCI0.USB1, 0x02) - } - - /* WOL header */ - Method (_L08, 0, NotSerialized) - { - Notify (\_SB.PCI0.PCI5, 0x02) - Notify (\_SB.SLBT, 0x02) - } - - /* PME# */ - Method (_L0B, 0, NotSerialized) - { - Notify (\_SB.LID0, 0x02) - } - - Method (_L0C, 0, NotSerialized) - { - Notify (\_SB.PCI0.USB2, 0x02) - } - - /* PME_B0_STS# */ - Method (_L0D, 0, NotSerialized) - { - Notify (\_SB.PCI0.USB3, 0x02) - } -} - -/* Clear power buttons */ -Method (\_INI, 0, NotSerialized) -{ - Or (\_SB.PCI0.ICH0.PS1H, 0x09, \_SB.PCI0.ICH0.PS1H) - Or (\_SB.PCI0.ICH0.PE1H, 0x01, \_SB.PCI0.ICH0.PE1H) -} - -/* Prepare To Sleep */ -Method (\_PTS, 1, NotSerialized) -{ - Or (\_SB.PCI0.ICH0.GS0H, 0x19, \_SB.PCI0.ICH0.GS0H) - Or (\_SB.PCI0.ICH0.GS0L, 0x11, \_SB.PCI0.ICH0.GS0L) -} - -/* System Wake */ -Method (\_WAK, 1, NotSerialized) -{ - Or (\_SB.PCI0.ICH0.GS0H, 0x19, \_SB.PCI0.ICH0.GS0H) - Or (\_SB.PCI0.ICH0.GS0L, 0x11, \_SB.PCI0.ICH0.GS0L) - - Return ( Package() { 0x0, 0x0 } ) -} diff --git a/src/mainboard/aopen/dxplplusu/acpi/scsi.asl b/src/mainboard/aopen/dxplplusu/acpi/scsi.asl deleted file mode 100644 index c34dd4ef0c..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/scsi.asl +++ /dev/null @@ -1,29 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* PCI-X devices 04:04.0 and 04:04.1 : AIC-7902W - * U320 SCSI dual-channel controller - */ - -Device (SCS0) -{ - Name (_ADR, 0x00040000) - OperationRegion (SCSC, PCI_Config, 0x00, 0x0100) - Field (SCSC, ByteAcc, NoLock, Preserve) - { - Offset (0x2C), SID, 32, - Offset (0xE0), PMC, 8, - Offset (0xFF), IDW, 8 - } -} - -Device (SCS1) -{ - Name (_ADR, 0x00040001) - OperationRegion (SCSC, PCI_Config, 0x00, 0x0100) - Field (SCSC, ByteAcc, NoLock, Preserve) - { - Offset (0x2C), SID, 32, - Offset (0xE0), PMC, 8, - Offset (0xFF), IDW, 8 - } -} diff --git a/src/mainboard/aopen/dxplplusu/acpi/superio.asl b/src/mainboard/aopen/dxplplusu/acpi/superio.asl deleted file mode 100644 index b49ef444a1..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi/superio.asl +++ /dev/null @@ -1,161 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - - -/* SuperIO GPIO configuration via logical device 0x0A */ - -Name (MSBF, ResourceTemplate () -{ - IO (Decode16, 0x0000, 0x0000, 0x01, 0x80, _Y1B) -}) - -OperationRegion (LPC0, SystemIO, 0x0E00, 0x60) -Field (LPC0, ByteAcc, NoLock, Preserve) -{ - PME0, 8, - Offset (0x02), PME2,8, - Offset (0x04), PME4,8, - Offset (0x0A), PMEA,8, - Offset (0x23), - GC10,8, GC11,8, GC12,8, GC13,8, GC14,8, GC15,8, GC16,8, GC17,8, - GC20,8, GC21,8, GC22,8, GC23,8, GC24,8, GC25,8, GC26,8, GC27,8, - GC30,8, GC31,8, GC32,8, GC33,8, GC34,8, GC35,8, GC36,8, GC37,8, - GC40,8, GC41,8, GC42,8, GC43,8, - - Offset (0x3F), - GC50,8, GC51,8, GC52,8, GC53,8, GC54,8, GC55,8, GC56,8, GC57,8, - GC60,8, GC61,8, - - Offset (0x4B), - GP_1,8, GP_2,8, GP_3,8, GP_4,8, GP_5,8, GP_6,8, - Offset (0x56), FAN1,8, - Offset (0x5D), LED1,8, LED2,8, -} - -OperationRegion (SMC1, SystemIO, 0x2E, 0x02) -Field (SMC1, ByteAcc, NoLock, Preserve) -{ - INDX, 8, DATA, 8 -} - -IndexField (INDX, DATA, ByteAcc, NoLock, Preserve) -{ - Offset (0x07), LDN, 8, - Offset (0x22), PWRC, 8, - Offset (0x30), ACTR, 8, - Offset (0x60), - IOAH, 8, IOAL, 8, - IOBH, 8, IOBL, 8, - - Offset (0x70), INTR, 8, - Offset (0x72), INT1, 8, - Offset (0x74), DMCH, 8, - Offset (0xB2), SPS1, 8, SPS2, 8, - Offset (0xB8), D2TS, 8, - Offset (0xF0), OPT1, 8, OPT2, 8, OPT3, 8, - Offset (0xF4), WDTC, 8, - Offset (0xF6), GP01, 8, GP02, 8, GP04, 8 -} - -Method (ECFG, 0, NotSerialized) -{ - Store (0x55, INDX) -} -Method (XCFG, 0, NotSerialized) -{ - Store (0xAA, INDX) -} - -Method (_CRS, 0, NotSerialized) -{ - CreateWordField (MSBF, \_SB.PCI0.ICH0.SMSC._Y1B._MIN, IOM1) - CreateWordField (MSBF, \_SB.PCI0.ICH0.SMSC._Y1B._MAX, IOM2) - CreateByteField (MSBF, \_SB.PCI0.ICH0.SMSC._Y1B._LEN, IOML) - - ECFG () - Store (0x0A, \_SB.PCI0.ICH0.SMSC.LDN) - Store (0x00, IOM1) - Store (0x00, IOM2) - Or (\_SB.PCI0.ICH0.SMSC.IOAH, IOM1, IOM1) - ShiftLeft (IOM1, 0x08, IOM1) - Or (\_SB.PCI0.ICH0.SMSC.IOAL, IOM1, IOM1) - Store (IOM1, IOM2) - If (IOM1 != 0) - { - Store (0x80, IOML) - } - XCFG () - - Return (MSBF) -} - - -Method (_INI, 0, NotSerialized) -{ - /* GPIO configuration */ - Store (0x00, GC10) - Store (0x81, GC11) - Store (0x00, GC17) - Store (0x0c, GC21) - Store (0x00, GC22) - Store (0x04, GC27) - Store (0x04, GC30) - Store (0x01, GC31) - Store (0x01, GC32) - Store (0x01, GC33) - Store (0x01, GC34) /* GPI password jumper */ - Store (0x01, GC35) /* GPI scsi enable jumper */ - Store (0x01, GC42) /* GPI */ - Store (0x86, GC60) /* led 1 */ - Store (0x81, GC61) /* led 2 ?? */ - - /* GPIO initial output levels */ - Store (GP_1, Local0) - And( Local0, 0x7C, Local0) - Or ( Local0, 0x81, Local0) - Store (Local0, GP_1) - - Store (GP_2, Local0) - And( Local0, 0xFE, Local0) - Or ( Local0, 0x00, Local0) - Store (Local0, GP_2) - - Store (GP_3, Local0) - And( Local0, 0x7F, Local0) - Or ( Local0, 0x80, Local0) - Store (Local0, GP_3) - - Store (GP_4, Local0) - And( Local0, 0x7F, Local0) - Or ( Local0, 0x00, Local0) - Store (Local0, GP_4) - - /* Power Led */ - Store (LED1, Local0) - And( Local0, 0xfc, Local0) - Or ( Local0, 0x01, Local0) - Store (Local0, LED1) - -} - -Method (MLED, 1, NotSerialized) -{ - If (LEqual (Arg0, 0x00)) - { - Store (0x00, LED1) - } - - If (LEqual (Arg0, 0x01) || LEqual (Arg0, 0x02)) - { - Store (0x01, LED1) - } - - If (LEqual (Arg0, 0x03)) - { - Store (0x02, LED1) - } - - If (LEqual (Arg0, 0x04) || LEqual (Arg0, 0x05)) - { - Store (0x03, LED1) - } -} diff --git a/src/mainboard/aopen/dxplplusu/acpi_tables.c b/src/mainboard/aopen/dxplplusu/acpi_tables.c deleted file mode 100644 index 65d1f6c8db..0000000000 --- a/src/mainboard/aopen/dxplplusu/acpi_tables.c +++ /dev/null @@ -1,62 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* - * Ported to Intel XE7501DEVKIT by Agami Aruma - * Ported to AOpen DXPL Plus-U by Kyösti Mälkki - */ - -#include <acpi/acpi.h> -#include <device/pci_def.h> - -#define IOAPIC_ICH4 2 -#define IOAPIC_P64H2_BUS_B 3 /* IOAPIC 3 at 02:1c.0 */ -#define IOAPIC_P64H2_BUS_A 4 /* IOAPIC 4 at 02:1e.0 */ - -#define INTEL_IOAPIC_NUM_INTERRUPTS 24 /* Both ICH-4 and P64-H2 */ - -unsigned long acpi_fill_madt(unsigned long current) -{ - unsigned int irq_start = 0; - struct device *bdev, *dev = NULL; - struct resource* res = NULL; - - /* SJM: Hard-code CPU LAPIC entries for now */ - current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current, 0, 0); - current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current, 1, 6); - current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current, 2, 1); - current += acpi_create_madt_lapic((acpi_madt_lapic_t *)current, 3, 7); - - /* Southbridge IOAPIC */ - current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, IOAPIC_ICH4, - 0xfec00000, irq_start); - irq_start += INTEL_IOAPIC_NUM_INTERRUPTS; - - bdev = pcidev_on_root(2, 0); - /* P64H2 Bus B IOAPIC */ - if (bdev) - dev = pcidev_path_behind(bdev->link_list, PCI_DEVFN(28, 0)); - if (dev) { - res = find_resource(dev, PCI_BASE_ADDRESS_0); - current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, - IOAPIC_P64H2_BUS_B, res->base, irq_start); - irq_start += INTEL_IOAPIC_NUM_INTERRUPTS; - } - - /* P64H2 Bus A IOAPIC */ - if (bdev) - dev = pcidev_path_behind(bdev->link_list, PCI_DEVFN(30, 0)); - if (dev) { - res = find_resource(dev, PCI_BASE_ADDRESS_0); - current += acpi_create_madt_ioapic((acpi_madt_ioapic_t *)current, - IOAPIC_P64H2_BUS_A, res->base, irq_start); - irq_start += INTEL_IOAPIC_NUM_INTERRUPTS; - } - - /* Map ISA IRQ 0 to IRQ 2 */ - current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)current, 1, 0, 2, 0); - - /* IRQ9 differs from ISA standard - ours is active high, level-triggered */ - current += acpi_create_madt_irqoverride((acpi_madt_irqoverride_t *)current, 0, 9, 9, 0xD); - - return current; -} diff --git a/src/mainboard/aopen/dxplplusu/board_info.txt b/src/mainboard/aopen/dxplplusu/board_info.txt deleted file mode 100644 index 4e50628327..0000000000 --- a/src/mainboard/aopen/dxplplusu/board_info.txt +++ /dev/null @@ -1,6 +0,0 @@ -Category: server -Board URL: ftp://ftp.aopen.com/pub/server/motherboard/dxplpu/manual/dxplpu-ol-e.pdf -ROM package: PLCC -ROM protocol: FWH -ROM socketed: y -Flashrom support: y diff --git a/src/mainboard/aopen/dxplplusu/bootblock.c b/src/mainboard/aopen/dxplplusu/bootblock.c deleted file mode 100644 index 5a969cfc13..0000000000 --- a/src/mainboard/aopen/dxplplusu/bootblock.c +++ /dev/null @@ -1,12 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <bootblock_common.h> -#include <superio/smsc/lpc47m10x/lpc47m10x.h> - -#define SERIAL_DEV PNP_DEV(0x2e, LPC47M10X2_SP1) - -void bootblock_mainboard_early_init(void) -{ - /* Get the serial port configured. */ - lpc47m10x_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); -} diff --git a/src/mainboard/aopen/dxplplusu/devicetree.cb b/src/mainboard/aopen/dxplplusu/devicetree.cb deleted file mode 100644 index 166be3d786..0000000000 --- a/src/mainboard/aopen/dxplplusu/devicetree.cb +++ /dev/null @@ -1,71 +0,0 @@ -## SPDX-License-Identifier: GPL-2.0-only - -chip northbridge/intel/e7505 - - device cpu_cluster 0 on - chip cpu/intel/socket_mPGA604 - device lapic 0 on end - device lapic 6 on end - end - end - - device domain 0 on - device pci 0.0 on end # Chipset host controller - device pci 0.1 on end # Host RASUM controller - device pci 2.0 on # Hub interface B - chip southbridge/intel/i82870 # P64H2 - device pci 1c.0 on end # IOAPIC - bus B - device pci 1d.0 on end # Hub to PCI-B bridge - device pci 1e.0 on end # IOAPIC - bus A - device pci 1f.0 on end # Hub to PCI-A bridge - end - end - device pci 4.0 off end # (undocumented) - device pci 6.0 off end # (undocumented) - chip southbridge/intel/i82801dx - device pci 1d.0 on end # USB UHCI - device pci 1d.1 on end # USB UHCI - device pci 1d.2 on end # USB UHCI - device pci 1d.7 on end # USB EHCI - device pci 1e.0 on # Hub to PCI bridge - device pci 2.0 off end - end - device pci 1f.0 on # LPC bridge - chip superio/smsc/lpc47m10x - device pnp 2e.0 off # Floppy - io 0x60 = 0x3f0 - irq 0x70 = 6 - drq 0x74 = 2 - end - device pnp 2e.3 off # Parallel Port - io 0x60 = 0x378 - irq 0x70 = 7 - end - device pnp 2e.4 on # Com1 - io 0x60 = 0x3f8 - irq 0x70 = 4 - end - device pnp 2e.5 off # Com2 - io 0x60 = 0x2f8 - irq 0x70 = 3 - end - device pnp 2e.7 off # Keyboard - io 0x60 = 0x60 - io 0x62 = 0x64 - irq 0x70 = 1 # Keyboard interrupt - irq 0x72 = 12 # Mouse interrupt - end - device pnp 2e.a on # ACPI - io 0x60 = 0x0e00 - end - end - end - device pci 1f.1 on end # IDE - register "ide0_enable" = "1" - register "ide1_enable" = "1" - device pci 1f.3 on end # SMBus - device pci 1f.5 on end # AC97 Audio - device pci 1f.6 off end # AC97 Modem - end # SB - end # PCI domain -end diff --git a/src/mainboard/aopen/dxplplusu/dsdt.asl b/src/mainboard/aopen/dxplplusu/dsdt.asl deleted file mode 100644 index d00d1e5b41..0000000000 --- a/src/mainboard/aopen/dxplplusu/dsdt.asl +++ /dev/null @@ -1,97 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <acpi/acpi.h> - -DefinitionBlock( - "dsdt.aml", - "DSDT", - ACPI_DSDT_REV_2, - OEM_ID, - ACPI_TABLE_CREATOR, - 0x20111103 // OEM revision -) { - #include <acpi/dsdt_top.asl> - -Scope(\_SB) -{ - Device(PCI0) { - Name (_HID, EISAID("PNP0A03")) - Name (_PRT, Package() { - Package() { 0x001dffff, 0, 0, 16 }, - Package() { 0x001dffff, 1, 0, 19 }, - Package() { 0x001dffff, 2, 0, 18 }, - Package() { 0x001dffff, 3, 0, 23 }, - Package() { 0x001fffff, 0, 0, 18 }, - Package() { 0x001fffff, 1, 0, 17 }, - }) - - #include "acpi/e7505_sec.asl" - - OperationRegion (I750, PCI_Config, 0x00, 0x0100) - Field (I750, ByteAcc, NoLock, Preserve) - { - Offset (0xC4), - TOLM, 16, /* Top of Low Memory */ - RBAR, 16, /* REMAP_BASE */ - RLAR, 16 /* REMAP_LIMIT */ - } - } - - #include "acpi/e7505_pri.asl" - - - Device (PWBT) - { - Name (_HID, EisaId ("PNP0C0C")) - Name (_PRW, Package () { 0x08, 0x05 }) - } - - Device (SLBT) - { - Name (_HID, EisaId ("PNP0C0E")) - Name (_PRW, Package () { 0x0B, 0x05 }) - } - - Device (LID0) - { - Name (_HID, EisaId ("PNP0C0D")) - Name (_PRW, Package () { 0x0B, 0x05 }) - } - -} - -Scope(\_SB.PCI0) -{ - - Device(PCI1) - { - Name (_ADR, 0x00010000) - Name (_PRT, Package() { - Package() { 0x0000ffff, 0, 0, 16 }, - Package() { 0x0000ffff, 1, 0, 17 }, - }) - } - - Device(HLIB) - { - Name (_ADR, 0x00020000) - Name (_PRT, Package() { - Package() { 0x001dffff, 0, 0, 18 }, - Package() { 0x001dffff, 1, 0, 18 }, - Package() { 0x001dffff, 2, 0, 18 }, - Package() { 0x001dffff, 3, 0, 18 }, - Package() { 0x001fffff, 0, 0, 18 }, - Package() { 0x001fffff, 1, 0, 18 }, - Package() { 0x001fffff, 2, 0, 18 }, - Package() { 0x001fffff, 3, 0, 18 }, - }) - - #include "acpi/p64h2.asl" - } - - #include "acpi/i82801db.asl" -} - -#include "acpi/power.asl" - -} diff --git a/src/northbridge/intel/e7505/Kconfig b/src/northbridge/intel/e7505/Kconfig deleted file mode 100644 index c0711eeff4..0000000000 --- a/src/northbridge/intel/e7505/Kconfig +++ /dev/null @@ -1,15 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only - -config NORTHBRIDGE_INTEL_E7505 - bool - -if NORTHBRIDGE_INTEL_E7505 - -config NORTHBRIDGE_SPECIFIC_OPTIONS - def_bool y - select NO_ECAM_MMCONF_SUPPORT - select HAVE_DEBUG_RAM_SETUP - select NO_CBFS_MCACHE - select LEGACY_SMP_INIT - -endif diff --git a/src/northbridge/intel/e7505/Makefile.inc b/src/northbridge/intel/e7505/Makefile.inc deleted file mode 100644 index 29ac4379cf..0000000000 --- a/src/northbridge/intel/e7505/Makefile.inc +++ /dev/null @@ -1,10 +0,0 @@ -ifeq ($(CONFIG_NORTHBRIDGE_INTEL_E7505),y) - -ramstage-y += northbridge.c -ramstage-y += memmap.c - -romstage-y += romstage.c -romstage-y += raminit.c -romstage-y += memmap.c - -endif diff --git a/src/northbridge/intel/e7505/e7505.h b/src/northbridge/intel/e7505/e7505.h deleted file mode 100644 index b429c70ba4..0000000000 --- a/src/northbridge/intel/e7505/e7505.h +++ /dev/null @@ -1,78 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ - -/* - * e7505.h: PCI configuration space for the Intel E7501 memory controller - */ - -#ifndef NORTHBRIDGE_INTEL_E7505_E7505_H -#define NORTHBRIDGE_INTEL_E7505_E7505_H - -/************ D0:F0 ************/ -// Register offsets -#define SMRBASE 0x14 /* System Memory RCOMP Base Address Register, 32 bit? */ -#define MCHCFGNS 0x52 /* MCH (scrubber) configuration register, 16 bit */ - -#define PAM_0 0x59 - -#define DRB_ROW_0 0x60 /* DRAM Row Boundary register, 8 bit */ -#define DRB_ROW_1 0x61 -#define DRB_ROW_2 0x62 -#define DRB_ROW_3 0x63 -#define DRB_ROW_4 0x64 -#define DRB_ROW_5 0x65 -#define DRB_ROW_6 0x66 -#define DRB_ROW_7 0x67 - -#define DRA 0x70 /* DRAM Row Attributes registers, 4 x 8 bit */ -#define DRT 0x78 /* DRAM Timing register, 32 bit */ -#define DRC 0x7C /* DRAM Controller Mode register, 32 bit */ -#define DRDCTL 0x80 /* DRAM Read Timing Control register, 16 bit? (if similar to 855PM) */ -#define CKDIS 0x8C /* Clock disable register, 8 bit */ -#define SMRAMC 0x9D -#define ESMRAMC 0x9E -#define APSIZE 0xB4 -#define TOLM 0xC4 /* Top of Low Memory register, 16 bit */ -#define REMAPBASE 0xC6 /* Remap Base Address register, 16 bit */ -#define REMAPLIMIT 0xC8 /* Remap Limit Address register, 16 bit */ -#define SKPD 0xDE /* Scratchpad register, 16 bit */ -#define DVNP 0xE0 /* Device Not Present, 16 bit */ -#define MCHTST 0xF4 /* MCH Test Register, 32 bit? (if similar to 855PM) */ - -// CAS# Latency bits in the DRAM Timing (DRT) register -#define DRT_CAS_2_5 (0<<4) -#define DRT_CAS_2_0 (1<<4) -#define DRT_CAS_MASK (3<<4) - -// Mode Select (SMS) bits in the DRAM Controller Mode (DRC) register -#define RAM_COMMAND_NOP (1<<4) -#define RAM_COMMAND_PRECHARGE (2<<4) -#define RAM_COMMAND_MRS (3<<4) -#define RAM_COMMAND_EMRS (4<<4) -#define RAM_COMMAND_CBR (6<<4) -#define RAM_COMMAND_NORMAL (7<<4) - -#define DRC_DONE (1 << 29) - -// RCOMP Memory Map offsets -// Conjecture based on apparent similarity between E7501 and 855PM -// Intel doc. 252613-003 describes these for 855PM - -#define SMRCTL 0x20 /* System Memory RCOMP Control Register? */ -#define DQCMDSTR 0x30 /* Strength control for DQ and CMD signal groups? */ -#define CKESTR 0x31 /* Strength control for CKE signal group? */ -#define CSBSTR 0x32 /* Strength control for CS# signal group? */ -#define CKSTR 0x33 /* Strength control for CK signal group? */ -#define RCVENSTR 0x34 /* Strength control for RCVEnOut# signal group? */ - -/************ D0:F1 ************/ -// Register offsets -#define FERR_GLOBAL 0x40 /* First global error register, 32 bits */ -#define NERR_GLOBAL 0x44 /* Next global error register, 32 bits */ -#define DRAM_FERR 0x80 /* DRAM first error register, 8 bits */ -#define DRAM_NERR 0x82 /* DRAM next error register, 8 bits */ - -/************ D1:F0 ************/ - -#define APSIZE1 0x74 - -#endif /* NORTHBRIDGE_INTEL_E7505_E7505_H */ diff --git a/src/northbridge/intel/e7505/memmap.c b/src/northbridge/intel/e7505/memmap.c deleted file mode 100644 index b1ac3d1124..0000000000 --- a/src/northbridge/intel/e7505/memmap.c +++ /dev/null @@ -1,53 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -// Use simple device model for this file even in ramstage -#define __SIMPLE_DEVICE__ - -#include <device/pci_ops.h> -#include <arch/romstage.h> -#include <cbmem.h> -#include <cpu/x86/mtrr.h> -#include <program_loading.h> -#include "e7505.h" - -void *cbmem_top_chipset(void) -{ - const pci_devfn_t mch = PCI_DEV(0, 0, 0); - uintptr_t tolm; - - /* This is at 128 MiB boundary. */ - tolm = pci_read_config16(mch, TOLM) >> 11; - tolm <<= 27; - - return (void *)tolm; -} - -void northbridge_write_smram(u8 smram); - -void northbridge_write_smram(u8 smram) -{ - const pci_devfn_t mch = PCI_DEV(0, 0, 0); - pci_write_config8(mch, SMRAMC, smram); -} - -void fill_postcar_frame(struct postcar_frame *pcf) -{ - uintptr_t top_of_ram; - - /* - * Choose to NOT set ROM as WP cacheable here. - * Timestamps indicate the CPU this northbridge code is - * connected to, performs better for memcpy() and un-lzma - * operations when source is left as UC. - */ - - pcf->skip_common_mtrr = 1; - - /* Cache RAM as WB from 0 -> CACHE_TMP_RAMTOP. */ - postcar_frame_add_mtrr(pcf, 0, CACHE_TMP_RAMTOP, MTRR_TYPE_WRBACK); - - /* Cache CBMEM region as WB. */ - top_of_ram = (uintptr_t)cbmem_top(); - postcar_frame_add_mtrr(pcf, top_of_ram - 8*MiB, 8*MiB, - MTRR_TYPE_WRBACK); -} diff --git a/src/northbridge/intel/e7505/northbridge.c b/src/northbridge/intel/e7505/northbridge.c deleted file mode 100644 index 33e1018309..0000000000 --- a/src/northbridge/intel/e7505/northbridge.c +++ /dev/null @@ -1,87 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <assert.h> -#include <console/console.h> -#include <device/pci_ops.h> -#include <device/device.h> -#include <device/pci.h> -#include <cpu/cpu.h> - -#include "e7505.h" - -static void mch_domain_read_resources(struct device *dev) -{ - int idx; - unsigned long tolmk; - uint64_t tom, remapbase, remaplimit; - struct device *mc_dev; - - pci_domain_read_resources(dev); - - mc_dev = pcidev_on_root(0, 0); - if (!mc_dev) - die("Could not find MCH device\n"); - - tolmk = pci_read_config16(mc_dev, TOLM) >> 11; - tolmk <<= 17; - - tom = pci_read_config8(mc_dev, DRB_ROW_7); - tom <<= 26; - - /* Remapped region with a 64 MiB granularity in register - definition. Limit is inclusive, so add one. */ - remapbase = pci_read_config16(mc_dev, REMAPBASE) & 0x3ff; - remapbase <<= 26; - - remaplimit = pci_read_config16(mc_dev, REMAPLIMIT) & 0x3ff; - remaplimit += 1; - remaplimit <<= 26; - - /* Report the memory regions */ - idx = 10; - ram_resource_kb(dev, idx++, 0, tolmk); - mmio_resource_kb(dev, idx++, 0xa0000 / KiB, (0xc0000 - 0xa0000) / KiB); - - - ASSERT(tom == remapbase); - upper_ram_end(dev, idx++, remaplimit); -} - -static void mch_domain_set_resources(struct device *dev) -{ - assign_resources(dev->link_list); -} - -static struct device_operations pci_domain_ops = { - .read_resources = mch_domain_read_resources, - .set_resources = mch_domain_set_resources, - .scan_bus = pci_domain_scan_bus, - .ops_pci = &pci_dev_ops_pci, -}; - -static void cpu_bus_init(struct device *dev) -{ - initialize_cpus(dev->link_list); -} - -static struct device_operations cpu_bus_ops = { - .read_resources = noop_read_resources, - .set_resources = noop_set_resources, - .init = cpu_bus_init, -}; - -static void enable_dev(struct device *dev) -{ - /* Set the operations if it is a special bus type */ - if (dev->path.type == DEVICE_PATH_DOMAIN) { - dev->ops = &pci_domain_ops; - } - else if (dev->path.type == DEVICE_PATH_CPU_CLUSTER) { - dev->ops = &cpu_bus_ops; - } -} - -struct chip_operations northbridge_intel_e7505_ops = { - CHIP_NAME("Intel E7505 Northbridge") - .enable_dev = enable_dev, -}; diff --git a/src/northbridge/intel/e7505/raminit.c b/src/northbridge/intel/e7505/raminit.c deleted file mode 100644 index 22a14ae339..0000000000 --- a/src/northbridge/intel/e7505/raminit.c +++ /dev/null @@ -1,1720 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* This was originally for the e7500, modified for e7501 - * The primary differences are that 7501 apparently can - * support single channel RAM (i haven't tested), - * CAS1.5 is no longer supported, The ECC scrubber - * now supports a mode to zero RAM and init ECC in one step - * and the undocumented registers at 0x80 require new - * (undocumented) values determined by guesswork and - * comparison w/ OEM BIOS values. - * Steven James 02/06/2003 - */ - -#include <stdint.h> -#include <device/pci_def.h> -#include <arch/io.h> -#include <device/mmio.h> -#include <device/pci_ops.h> -#include <device/smbus_host.h> -#include <lib.h> -#include <commonlib/helpers.h> -#include <console/console.h> -#include <assert.h> -#include <spd.h> -#include <sdram_mode.h> -#include <timestamp.h> - -#include "raminit.h" -#include "e7505.h" - -/*----------------------------------------------------------------------------- -Definitions: ------------------------------------------------------------------------------*/ - -#if CONFIG(DEBUG_RAM_SETUP) -#define RAM_DEBUG_MESSAGE(x) printk(BIOS_DEBUG, x) -#define RAM_DEBUG_HEX32(x) printk(BIOS_DEBUG, "%08x", x) -#define RAM_DEBUG_HEX8(x) printk(BIOS_DEBUG, "%02x", x) -#else -#define RAM_DEBUG_MESSAGE(x) -#define RAM_DEBUG_HEX32(x) -#define RAM_DEBUG_HEX8(x) -#endif - -#define E7501_SDRAM_MODE (SDRAM_BURST_INTERLEAVED | SDRAM_BURST_4) -#define SPD_ERROR "Error reading SPD info\n" - -#define MCHDEV PCI_DEV(0, 0, 0) -#define RASDEV PCI_DEV(0, 0, 1) -#define AGPDEV PCI_DEV(0, 1, 0) -#define D060DEV PCI_DEV(0, 6, 0) - -// NOTE: This used to be 0x100000. -// That doesn't work on systems where A20M# is asserted, because -// attempts to access 0x1000NN end up accessing 0x0000NN. -#define RCOMP_MMIO ((u8 *)0x200000) - -struct dimm_size { - unsigned long side1; - unsigned long side2; -}; - -static const uint32_t refresh_frequency[] = { - /* Relative frequency (array value) of each E7501 Refresh Mode Select - * (RMS) value (array index) - * 0 == least frequent refresh (longest interval between refreshes) - * [0] disabled -> 0 - * [1] 15.6 usec -> 2 - * [2] 7.8 usec -> 3 - * [3] 64 usec -> 1 - * [4] reserved -> 0 - * [5] reserved -> 0 - * [6] reserved -> 0 - * [7] 64 clocks -> 4 - */ - 0, 2, 3, 1, 0, 0, 0, 4 -}; - -static const uint32_t refresh_rate_map[] = { - /* Map the JEDEC spd refresh rates (array index) to E7501 Refresh Mode - * Select values (array value) - * These are all the rates defined by JESD21-C Appendix D, Rev. 1.0 - * The E7501 supports only 15.6 us (1), 7.8 us (2), 64 us (3), and - * 64 clock (481 ns) (7) refresh. - * [0] == 15.625 us -> 15.6 us - * [1] == 3.9 us -> 481 ns - * [2] == 7.8 us -> 7.8 us - * [3] == 31.3 us -> 15.6 us - * [4] == 62.5 us -> 15.6 us - * [5] == 125 us -> 64 us - */ - 1, 7, 2, 1, 1, 3 -}; - -#define MAX_SPD_REFRESH_RATE (ARRAY_SIZE(refresh_rate_map) - 1) - -// SPD parameters that must match for dual-channel operation -static const uint8_t dual_channel_parameters[] = { - SPD_MEMORY_TYPE, - SPD_MODULE_VOLTAGE, - SPD_NUM_COLUMNS, - SPD_NUM_ROWS, - SPD_NUM_DIMM_BANKS, - SPD_PRIMARY_SDRAM_WIDTH, - SPD_NUM_BANKS_PER_SDRAM -}; - - /* Comments here are remains of e7501 or even 855PM. - * They might be partially (in)correct for e7505. - */ - - /* (DRAM Read Timing Control, if similar to 855PM?) - * 0x80 - 0x81 documented differently for e7505 - * This register has something to do with CAS latencies, - * possibly this is the real chipset control. - * At 0x00 CAS latency 1.5 works. - * At 0x06 CAS latency 2.5 works. - * At 0x01 CAS latency 2.0 works. - * - * This is still undocumented in e7501, but with different values - * CAS 2.0 values taken from Intel BIOS settings, others are a guess - * and may be terribly wrong. Old values preserved as comments until I - * figure this out for sure. - * e7501 docs claim that CAS1.5 is unsupported, so it may or may not - * work at all. - * Steven James 02/06/2003 - * - * NOTE: values now configured in configure_e7501_cas_latency() based - * on SPD info and total number of DIMMs (per Intel) - */ - - /* FDHC - Fixed DRAM Hole Control ??? - * 0x58 undocumented for e7505, memory hole in southbridge configuration? - * [7:7] Hole_Enable - * 0 == No memory Hole - * 1 == Memory Hole from 15MB to 16MB - * [6:0] Reserved - */ - - /* Another Intel undocumented register - * 0x88 - 0x8B - * [31:31] Purpose unknown - * [26:26] Master DLL Reset? - * 0 == Normal operation? - * 1 == Reset? - * [07:07] Periodic memory recalibration? - * 0 == Disabled? - * 1 == Enabled? - * [04:04] Receive FIFO RE-Sync? - * 0 == Normal operation? - * 1 == Reset? - */ - -/* DDR RECOMP tables */ -// Slew table for 2x drive? -static const uint32_t slew_2x[] = { - 0x00000000, 0x76543210, 0xffffeca8, 0xffffffff, - 0x21000000, 0xa8765432, 0xffffffec, 0xffffffff, -}; - -// Pull Up / Pull Down offset table, if analogous to IXP2800? -static const uint32_t pull_updown_offset_table[] = { - 0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, - 0x88888888, 0x88888888, 0x88888888, 0x88888888, -}; - -/*----------------------------------------------------------------------------- -Delay functions: ------------------------------------------------------------------------------*/ - -/* Estimate that SLOW_DOWN_IO takes about 1 us */ -#define SLOW_DOWN_IO inb(0x80) -static void local_udelay(int i) -{ - while (i--) { - SLOW_DOWN_IO; - } -} - -/* delay for 200us */ -#define DO_DELAY local_udelay(200) -#define EXTRA_DELAY DO_DELAY - -/*----------------------------------------------------------------------------- -Handle (undocumented) control bits MCHTST and PCI_DEV(0,6,0) ------------------------------------------------------------------------------*/ -typedef enum { - MCHTST_CMD_0, - D060_ENABLE, - D060_DISABLE, - RCOMP_BAR_ENABLE, - RCOMP_BAR_DISABLE, -} mchtst_cc; - -typedef enum { - D060_CMD_0, - D060_CMD_1, -} d060_cc; - -typedef enum { - RCOMP_HOLD, - RCOMP_RELEASE, - RCOMP_SMR_00, - RCOMP_SMR_01, -} rcomp_smr_cc; - -/** - * MCHTST - 0xF4 - 0xF7 -- Based on similarity to 855PM - * - * [31:31] Purpose unknown - * [30:30] Purpose unknown - * [29:23] Unknown - not used? - * [22:22] System Memory MMR Enable - * 0 == Disable: mem space and BAR at 0x14 are not accessible - * 1 == Enable: mem space and BAR at 0x14 are accessible - * [21:20] Purpose unknown - * [19:02] Unknown - not used? - * [01:01] D6EN (Device #6 enable) - * 0 == Disable - * 1 == Enable - * [00:00] Unknown - not used? - */ -static void mchtest_control(mchtst_cc cmd) -{ - uint32_t dword = pci_read_config32(MCHDEV, MCHTST); - switch (cmd) { - case MCHTST_CMD_0: - dword &= ~(3 << 30); - break; - case RCOMP_BAR_ENABLE: - dword |= (1 << 22); - break; - case RCOMP_BAR_DISABLE: - dword &= ~(1 << 22); - break; - case D060_ENABLE: - dword |= (1 << 1); - break; - case D060_DISABLE: - dword &= ~(1 << 1); - break; - }; - pci_write_config32(MCHDEV, MCHTST, dword); -} - -/** - * - */ -static void d060_control(d060_cc cmd) -{ - mchtest_control(D060_ENABLE); - uint32_t dword = pci_read_config32(D060DEV, 0xf0); - switch (cmd) { - case D060_CMD_0: - dword |= (1 << 2); - break; - case D060_CMD_1: - dword |= (3 << 27); - break; - } - pci_write_config32(D060DEV, 0xf0, dword); - mchtest_control(D060_DISABLE); -} - -/** - * - */ -static void rcomp_smr_control(rcomp_smr_cc cmd) -{ - uint32_t dword = read32(RCOMP_MMIO + SMRCTL); - switch (cmd) { - case RCOMP_HOLD: - dword |= (1 << 9); - break; - case RCOMP_RELEASE: - dword &= ~((1 << 9) | (3 << 0)); - dword |= (1 << 10) | (1 << 0); - break; - case RCOMP_SMR_00: - dword &= ~(1 << 8); - break; - case RCOMP_SMR_01: - dword |= (1 << 10) | (1 << 8); - break; - } - write32(RCOMP_MMIO + SMRCTL, dword); -} - -/*----------------------------------------------------------------------------- -Serial presence detect (SPD) functions: ------------------------------------------------------------------------------*/ - -static void die_on_spd_error(int spd_return_value) -{ - if (spd_return_value < 0) - die("Error reading SPD info\n"); -} - -/** - * Calculate the page size for each physical bank of the DIMM: - * log2(page size) = (# columns) + log2(data width) - * - * NOTE: Page size is the total number of data bits in a row. - * - * @param dimm_socket_address SMBus address of DIMM socket to interrogate. - * @return log2(page size) for each side of the DIMM. - */ -static struct dimm_size sdram_spd_get_page_size(uint16_t dimm_socket_address) -{ - uint16_t module_data_width; - int value; - struct dimm_size pgsz; - - pgsz.side1 = 0; - pgsz.side2 = 0; - - // Side 1 - value = smbus_read_byte(dimm_socket_address, SPD_NUM_COLUMNS); - if (value < 0) - goto hw_err; - pgsz.side1 = value & 0xf; // # columns in bank 1 - - /* Get the module data width and convert it to a power of two */ - value = smbus_read_byte(dimm_socket_address, SPD_MODULE_DATA_WIDTH_MSB); - if (value < 0) - goto hw_err; - module_data_width = (value & 0xff) << 8; - - value = smbus_read_byte(dimm_socket_address, SPD_MODULE_DATA_WIDTH_LSB); - if (value < 0) - goto hw_err; - module_data_width |= (value & 0xff); - - pgsz.side1 += log2(module_data_width); - - /* side two */ - value = smbus_read_byte(dimm_socket_address, SPD_NUM_DIMM_BANKS); - if (value < 0) - goto hw_err; - if (value > 2) - die("Bad SPD value\n"); - if (value == 2) { - - pgsz.side2 = pgsz.side1; // Assume symmetric banks until we know differently - value = smbus_read_byte(dimm_socket_address, SPD_NUM_COLUMNS); - if (value < 0) - goto hw_err; - if ((value & 0xf0) != 0) { - // Asymmetric banks - pgsz.side2 -= value & 0xf; /* Subtract out columns on side 1 */ - pgsz.side2 += (value >> 4) & 0xf; /* Add in columns on side 2 */ - } - } - - return pgsz; - - hw_err: - die(SPD_ERROR); - return pgsz; // Never reached -} - -/** - * Read the width in bits of each DIMM side's DRAMs via SPD (i.e. 4, 8, 16). - * - * @param dimm_socket_address SMBus address of DIMM socket to interrogate. - * @return Width in bits of each DIMM side's DRAMs. - */ -static struct dimm_size sdram_spd_get_width(uint16_t dimm_socket_address) -{ - int value; - struct dimm_size width; - - width.side1 = 0; - width.side2 = 0; - - value = smbus_read_byte(dimm_socket_address, SPD_PRIMARY_SDRAM_WIDTH); - die_on_spd_error(value); - - width.side1 = value & 0x7f; // Mask off bank 2 flag - - if (value & 0x80) { - width.side2 = width.side1 << 1; // Bank 2 exists and is double-width - } else { - // If bank 2 exists, it's the same width as bank 1 - value = smbus_read_byte(dimm_socket_address, SPD_NUM_DIMM_BANKS); - die_on_spd_error(value); - - if (value == 2) - width.side2 = width.side1; - } - - return width; -} - -/** - * Calculate the log base 2 size in bits of both DIMM sides. - * - * log2(# bits) = (# columns) + log2(data width) + - * (# rows) + log2(banks per SDRAM) - * - * Note that it might be easier to use SPD byte 31 here, it has the DIMM size - * as a multiple of 4MB. The way we do it now we can size both sides of an - * asymmetric DIMM. - * - * @param dimm_socket_address SMBus address of DIMM socket to interrogate. - * @return log2(number of bits) for each side of the DIMM. - */ -static struct dimm_size spd_get_dimm_size(unsigned int dimm_socket_address) -{ - int value; - - // Start with log2(page size) - struct dimm_size sz = sdram_spd_get_page_size(dimm_socket_address); - - if (sz.side1 > 0) { - - value = smbus_read_byte(dimm_socket_address, SPD_NUM_ROWS); - die_on_spd_error(value); - - sz.side1 += value & 0xf; - - if (sz.side2 > 0) { - - // Double-sided DIMM - if (value & 0xF0) - sz.side2 += value >> 4; // Asymmetric - else - sz.side2 += value; // Symmetric - } - - value = smbus_read_byte(dimm_socket_address, - SPD_NUM_BANKS_PER_SDRAM); - die_on_spd_error(value); - - value = log2(value); - sz.side1 += value; - if (sz.side2 > 0) - sz.side2 += value; - } - - return sz; -} - -/** - * Determine whether two DIMMs have the same value for an SPD parameter. - * - * @param spd_byte_number The SPD byte number to compare in both DIMMs. - * @param dimm0_address SMBus address of the 1st DIMM socket to interrogate. - * @param dimm1_address SMBus address of the 2nd DIMM socket to interrogate. - * @return 1 if both DIMM sockets report the same value for the specified - * SPD parameter, 0 if the values differed or an error occurred. - */ -static uint8_t are_spd_values_equal(uint8_t spd_byte_number, - uint16_t dimm0_address, - uint16_t dimm1_address) -{ - uint8_t bEqual = 0; - int dimm0_value = smbus_read_byte(dimm0_address, spd_byte_number); - int dimm1_value = smbus_read_byte(dimm1_address, spd_byte_number); - - if ((dimm0_value >= 0) && (dimm1_value >= 0) - && (dimm0_value == dimm1_value)) - bEqual = 1; - - return bEqual; -} - -/** - * Scan for compatible DIMMs. - * - * The code in this module only supports dual-channel operation, so we test - * that compatible DIMMs are paired. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - * @return A bitmask indicating which of the possible sockets for each channel - * was found to contain a compatible DIMM. - * Bit 0 corresponds to the closest socket for channel 0 - * Bit 1 to the next socket for channel 0 - * ... - * Bit MAX_DIMM_SOCKETS_PER_CHANNEL-1 to the last socket for channel 0 - * Bit MAX_DIMM_SOCKETS_PER_CHANNEL is the closest socket for channel 1 - * ... - * Bit 2*MAX_DIMM_SOCKETS_PER_CHANNEL-1 is the last socket for channel 1 - */ -static uint8_t spd_get_supported_dimms(const struct mem_controller *ctrl) -{ - int i; - uint8_t dimm_mask = 0; - - // Have to increase size of dimm_mask if this assertion is violated - ASSERT(MAX_DIMM_SOCKETS_PER_CHANNEL <= 4); - - // Find DIMMs we can support on channel 0. - // Then see if the corresponding channel 1 DIMM has the same parameters, - // since we only support dual-channel. - - for (i = 0; i < MAX_DIMM_SOCKETS_PER_CHANNEL; i++) { - - uint16_t channel0_dimm = ctrl->channel0[i]; - uint16_t channel1_dimm = ctrl->channel1[i]; - uint8_t bDualChannel = 1; - struct dimm_size page_size; - struct dimm_size sdram_width; - int spd_value; - - if (channel0_dimm == 0) - continue; // No such socket on this mainboard - - if (smbus_read_byte(channel0_dimm, SPD_MEMORY_TYPE) != - SPD_MEMORY_TYPE_SDRAM_DDR) - continue; - - if (smbus_read_byte(channel0_dimm, SPD_MODULE_VOLTAGE) != - SPD_VOLTAGE_SSTL2) - continue; // Unsupported voltage - - // E7501 does not support unregistered DIMMs - spd_value = smbus_read_byte(channel0_dimm, SPD_MODULE_ATTRIBUTES); - if (!(spd_value & MODULE_REGISTERED) || (spd_value < 0)) - continue; - - // Must support burst = 4 for dual-channel operation on E7501 - // NOTE: for single-channel, burst = 8 is required - spd_value = smbus_read_byte(channel0_dimm, - SPD_SUPPORTED_BURST_LENGTHS); - if (!(spd_value & SPD_BURST_LENGTH_4) || (spd_value < 0)) - continue; - - page_size = sdram_spd_get_page_size(channel0_dimm); - sdram_width = sdram_spd_get_width(channel0_dimm); - - // Validate DIMM page size - // The E7501 only supports page sizes of 4, 8, 16, or 32 KB per channel - // NOTE: 4 KB = 32 Kb = 2^15 - // 32 KB = 262 Kb = 2^18 - - if ((page_size.side1 < 15) || (page_size.side1 > 18)) - continue; - - // If DIMM is double-sided, verify side2 page size - if (page_size.side2 != 0) { - if ((page_size.side2 < 15) - || (page_size.side2 > 18)) - continue; - } - // Validate SDRAM width - // The E7501 only supports x4 and x8 devices - - if ((sdram_width.side1 != 4) && (sdram_width.side1 != 8)) - continue; - - // If DIMM is double-sided, verify side2 width - if (sdram_width.side2 != 0) { - if ((sdram_width.side2 != 4) - && (sdram_width.side2 != 8)) - continue; - } - - // Channel 0 DIMM looks compatible. - // Now see if it is paired with the proper DIMM on channel 1. - - ASSERT(channel1_dimm != 0); // No such socket on this mainboard?? - - // NOTE: unpopulated DIMMs cause read to fail - spd_value = smbus_read_byte(channel1_dimm, SPD_MODULE_ATTRIBUTES); - if (!(spd_value & MODULE_REGISTERED) || (spd_value < 0)) { - - printk(BIOS_DEBUG, "Skipping un-matched DIMMs - only dual-channel operation supported\n"); - continue; - } - - spd_value = smbus_read_byte(channel1_dimm, - SPD_SUPPORTED_BURST_LENGTHS); - if (!(spd_value & SPD_BURST_LENGTH_4) || (spd_value < 0)) - continue; - - int j; - for (j = 0; j < sizeof(dual_channel_parameters); ++j) { - if (!are_spd_values_equal - (dual_channel_parameters[j], channel0_dimm, - channel1_dimm)) { - - bDualChannel = 0; - break; - } - } - - if (bDualChannel) { - // This DIMM pair is usable - dimm_mask |= 1 << i; - dimm_mask |= 1 << (MAX_DIMM_SOCKETS_PER_CHANNEL + i); - } else - printk(BIOS_DEBUG, "Skipping un-matched DIMMs - only dual-channel operation supported\n"); - } - - return dimm_mask; -} - -/*----------------------------------------------------------------------------- -SDRAM configuration functions: ------------------------------------------------------------------------------*/ - -/** - * Send the specified command to all DIMMs. - * - * @param command Specifies the command to be sent to the DIMMs. - * @param jedec_mode_bits For the MRS & EMRS commands, bits 0-12 contain the - * register value in JEDEC format. - */ -static void do_ram_command(uint8_t command, uint16_t jedec_mode_bits) -{ - uint8_t dimm_start_64M_multiple; - uintptr_t dimm_start_address; - uint32_t dram_controller_mode; - uint8_t i; - - // Configure the RAM command - dram_controller_mode = pci_read_config32(MCHDEV, DRC); - dram_controller_mode &= 0xFFFFFF8F; - dram_controller_mode |= command; - pci_write_config32(MCHDEV, DRC, dram_controller_mode); - - // RAM_COMMAND_NORMAL is an exception. - // It affects only the memory controller and does not need to be "sent" to the DIMMs. - if (command == RAM_COMMAND_NORMAL) { - EXTRA_DELAY; - return; - } - - // NOTE: for mode select commands, some of the location address bits are part of the command - // Map JEDEC mode bits to E7505 - if (command == RAM_COMMAND_MRS) { - // Host address lines [25:18] map to DIMM address lines [7:0] - // Host address lines [17:16] map to DIMM address lines [9:8] - // Host address lines [15:4] map to DIMM address lines [11:0] - dimm_start_address = (jedec_mode_bits & 0x00ff) << 18; - dimm_start_address |= (jedec_mode_bits & 0x0300) << 8; - dimm_start_address |= (jedec_mode_bits & 0x0fff) << 4; - } else if (command == RAM_COMMAND_EMRS) { - // Host address lines [15:4] map to DIMM address lines [11:0] - dimm_start_address = (jedec_mode_bits << 4); - } else { - ASSERT(jedec_mode_bits == 0); - dimm_start_address = 0; - } - - // Send the command to all DIMMs by accessing a memory location within each - - dimm_start_64M_multiple = 0; - - /* FIXME: Only address the number of rows present in the system? - * Seems like rows 4-7 overlap with 0-3. - */ - for (i = 0; i < (MAX_NUM_CHANNELS * MAX_DIMM_SOCKETS_PER_CHANNEL); ++i) { - - uint8_t dimm_end_64M_multiple = pci_read_config8(MCHDEV, DRB_ROW_0 + i); - - if (dimm_end_64M_multiple > dimm_start_64M_multiple) { - dimm_start_address &= 0x3ffffff; - dimm_start_address |= dimm_start_64M_multiple << 26; - read32((void *)dimm_start_address); - // Set the start of the next DIMM - dimm_start_64M_multiple = dimm_end_64M_multiple; - } - } - EXTRA_DELAY; -} - -/** - * Set the mode register of all DIMMs. - * - * The proper CAS# latency setting is added to the mode bits specified - * by the caller. - * - * @param jedec_mode_bits For the MRS & EMRS commands, bits 0-12 contain the - * register value in JEDEC format. - */ -static void set_ram_mode(uint16_t jedec_mode_bits) -{ - ASSERT(!(jedec_mode_bits & SDRAM_CAS_MASK)); - - uint32_t dram_cas_latency = - pci_read_config32(MCHDEV, DRT) & DRT_CAS_MASK; - - switch (dram_cas_latency) { - case DRT_CAS_2_5: - jedec_mode_bits |= SDRAM_CAS_2_5; - break; - - case DRT_CAS_2_0: - jedec_mode_bits |= SDRAM_CAS_2_0; - break; - - default: - BUG(); - break; - } - - do_ram_command(RAM_COMMAND_MRS, jedec_mode_bits); -} - -/*----------------------------------------------------------------------------- -DIMM-independent configuration functions: ------------------------------------------------------------------------------*/ - -/** - * Configure the E7501's DRAM Row Boundary (DRB) registers for the memory - * present in the specified DIMM. - * - * @param dimm_log2_num_bits Specifies log2(number of bits) for each side of - * the DIMM. - * @param total_dram_64M_multiple Total DRAM in the system (as a multiple of - * 64 MB) for DIMMs < dimm_index. - * @param dimm_index Which DIMM pair is being processed - * (0..MAX_DIMM_SOCKETS_PER_CHANNEL). - * @return New multiple of 64 MB total DRAM in the system. - */ -static uint8_t configure_dimm_row_boundaries(struct dimm_size dimm_log2_num_bits, uint8_t total_dram_64M_multiple, unsigned int dimm_index) -{ - int i; - - ASSERT(dimm_index < MAX_DIMM_SOCKETS_PER_CHANNEL); - - // DIMM sides must be at least 32 MB - ASSERT(dimm_log2_num_bits.side1 >= 28); - ASSERT((dimm_log2_num_bits.side2 == 0) - || (dimm_log2_num_bits.side2 >= 28)); - - // In dual-channel mode, we are called only once for each pair of DIMMs. - // Each time we process twice the capacity of a single DIMM. - - // Convert single DIMM capacity to paired DIMM capacity - // (multiply by two ==> add 1 to log2) - dimm_log2_num_bits.side1++; - if (dimm_log2_num_bits.side2 > 0) - dimm_log2_num_bits.side2++; - - // Add the capacity of side 1 this DIMM pair (as a multiple of 64 MB) - // to the total capacity of the system - // NOTE: 64 MB == 512 Mb, and log2(512 Mb) == 29 - - total_dram_64M_multiple += (1 << (dimm_log2_num_bits.side1 - 29)); - - // Configure the boundary address for the row on side 1 - pci_write_config8(MCHDEV, DRB_ROW_0 + (dimm_index << 1), - total_dram_64M_multiple); - - // If the DIMMs are double-sided, add the capacity of side 2 this DIMM pair - // (as a multiple of 64 MB) to the total capacity of the system - if (dimm_log2_num_bits.side2 >= 29) - total_dram_64M_multiple += - (1 << (dimm_log2_num_bits.side2 - 29)); - - // Configure the boundary address for the row (if any) on side 2 - pci_write_config8(MCHDEV, DRB_ROW_1 + (dimm_index << 1), - total_dram_64M_multiple); - - // Update boundaries for rows subsequent to these. - // These settings will be overridden by a subsequent call if a populated physical slot exists - - for (i = dimm_index + 1; i < MAX_DIMM_SOCKETS_PER_CHANNEL; i++) { - pci_write_config8(MCHDEV, DRB_ROW_0 + (i << 1), - total_dram_64M_multiple); - pci_write_config8(MCHDEV, DRB_ROW_1 + (i << 1), - total_dram_64M_multiple); - } - - return total_dram_64M_multiple; -} - -/** - * Set the E7501's DRAM row boundary addresses & its Top Of Low Memory (TOLM). - * - * If necessary, set up a remap window so we don't waste DRAM that ordinarily - * would lie behind addresses reserved for memory-mapped I/O. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - * @param dimm_mask Bitmask of populated DIMMs, see spd_get_supported_dimms(). - */ -static void configure_e7501_ram_addresses(const struct mem_controller - *ctrl, uint8_t dimm_mask) -{ - int i; - uint8_t total_dram_64M_multiple = 0; - uint64_t tolm, tom; - uint16_t reg; - - /* FIXME: Is there standard presence detect bit somewhere. */ - const int agp_slot_disabled = 1; - - /* Start with disabled remap range. */ - uint16_t remapbase_r = 0x3ff; - uint16_t remaplimit_r = 0; - - // Configure the E7501's DRAM row boundaries - // Start by zeroing out the temporary initial configuration - pci_write_config32(MCHDEV, DRB_ROW_0, 0); - pci_write_config32(MCHDEV, DRB_ROW_4, 0); - - for (i = 0; i < MAX_DIMM_SOCKETS_PER_CHANNEL; i++) { - - uint16_t dimm_socket_address = ctrl->channel0[i]; - struct dimm_size sz; - - if (!(dimm_mask & (1 << i))) - continue; // This DIMM not present - - sz = spd_get_dimm_size(dimm_socket_address); - - RAM_DEBUG_MESSAGE("dimm size ="); - RAM_DEBUG_HEX32((u32)sz.side1); - RAM_DEBUG_MESSAGE(" "); - RAM_DEBUG_HEX32((u32)sz.side2); - RAM_DEBUG_MESSAGE("\n"); - - if (sz.side1 == 0) - die("Bad SPD value\n"); - - total_dram_64M_multiple = - configure_dimm_row_boundaries(sz, total_dram_64M_multiple, i); - } - - tom = total_dram_64M_multiple * 64ULL * MiB; - - /* Reserve MMIO space. */ - tolm = 4ULL * GiB - 512 * MiB; - if (agp_slot_disabled) { - /* Reduce apertures to 2 x 4 MiB. */ - pci_write_config8(MCHDEV, APSIZE, 0x3F); - pci_write_config16(AGPDEV, APSIZE1, 0x3F); - } else { - /* Add MMIO reserve for 2 x 256 MiB apertures. */ - tolm -= 512 * MiB; - } - tolm = MIN(tolm, tom); - - /* The PCI memory hole overlaps memory setup the remap window. */ - if (tolm < tom) { - uint64_t remapbase = MAX(tom, 4ULL * GiB); - uint64_t remaplimit = remapbase + (4ULL * GiB - tolm); - - remapbase_r = remapbase / (64 * MiB); - remaplimit_r = remaplimit / (64 * MiB); - - /* Limit register is inclusive. */ - remaplimit_r -= 1; - } - - /* Write the RAM configuration registers, - preserving the reserved bits. */ - reg = pci_read_config16(MCHDEV, TOLM) & 0x7ff; - reg |= (tolm / (128 * MiB)) << 11; - pci_write_config16(MCHDEV, TOLM, reg); - - reg = pci_read_config16(MCHDEV, REMAPBASE) & 0xfc00; - reg |= remapbase_r; - pci_write_config16(MCHDEV, REMAPBASE, reg); - - reg = pci_read_config16(MCHDEV, REMAPLIMIT) & 0xfc00; - reg |= remaplimit_r; - pci_write_config16(MCHDEV, REMAPLIMIT, reg); -} - -/** - * Program the DRAM Timing register (DRT) of the E7501 (except for CAS# - * latency, which is assumed to have been programmed already), based on the - * parameters of the various installed DIMMs. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - * @param dimm_mask Bitmask of populated DIMMs, see spd_get_supported_dimms(). - */ -static void configure_e7501_dram_timing(const struct mem_controller *ctrl, - uint8_t dimm_mask) -{ - int i; - uint32_t dram_timing; - int value; - uint8_t slowest_row_precharge = 0; - uint8_t slowest_ras_cas_delay = 0; - uint8_t slowest_active_to_precharge_delay = 0; - uint32_t current_cas_latency = - pci_read_config32(MCHDEV, DRT) & DRT_CAS_MASK; - - // CAS# latency must be programmed beforehand - ASSERT((current_cas_latency == DRT_CAS_2_0) - || (current_cas_latency == DRT_CAS_2_5)); - - // Each timing parameter is determined by the slowest DIMM - - for (i = 0; i < MAX_DIMM_SOCKETS; i++) { - uint16_t dimm_socket_address; - - if (!(dimm_mask & (1 << i))) - continue; // This DIMM not present - - if (i < MAX_DIMM_SOCKETS_PER_CHANNEL) - dimm_socket_address = ctrl->channel0[i]; - else - dimm_socket_address = - ctrl->channel1[i - MAX_DIMM_SOCKETS_PER_CHANNEL]; - - value = smbus_read_byte(dimm_socket_address, - SPD_MIN_ROW_PRECHARGE_TIME); - if (value < 0) - goto hw_err; - if (value > slowest_row_precharge) - slowest_row_precharge = value; - - value = smbus_read_byte(dimm_socket_address, - SPD_MIN_RAS_TO_CAS_DELAY); - if (value < 0) - goto hw_err; - if (value > slowest_ras_cas_delay) - slowest_ras_cas_delay = value; - - value = smbus_read_byte(dimm_socket_address, - SPD_MIN_ACTIVE_TO_PRECHARGE_DELAY); - if (value < 0) - goto hw_err; - if (value > slowest_active_to_precharge_delay) - slowest_active_to_precharge_delay = value; - } - - // NOTE for timing parameters: - // At 133 MHz, 1 clock == 7.52 ns - - /* Read the initial state */ - dram_timing = pci_read_config32(MCHDEV, DRT); - - /* Trp */ - - // E7501 supports only 2 or 3 clocks for tRP - if (slowest_row_precharge > ((22 << 2) | (2 << 0))) - die("unsupported DIMM tRP"); // > 22.5 ns: 4 or more clocks - else if (slowest_row_precharge > (15 << 2)) - dram_timing &= ~(1 << 0); // > 15.0 ns: 3 clocks - else - dram_timing |= (1 << 0); // <= 15.0 ns: 2 clocks - - /* Trcd */ - - // E7501 supports only 2 or 3 clocks for tRCD - // Use the same value for both read & write - dram_timing &= ~((1 << 3) | (3 << 1)); - if (slowest_ras_cas_delay > ((22 << 2) | (2 << 0))) - die("unsupported DIMM tRCD"); // > 22.5 ns: 4 or more clocks - else if (slowest_ras_cas_delay > (15 << 2)) - dram_timing |= (2 << 1); // > 15.0 ns: 3 clocks - else - dram_timing |= ((1 << 3) | (3 << 1)); // <= 15.0 ns: 2 clocks - - /* Tras */ - - // E7501 supports only 5, 6, or 7 clocks for tRAS - // 5 clocks ~= 37.6 ns, 6 clocks ~= 45.1 ns, 7 clocks ~= 52.6 ns - dram_timing &= ~(3 << 9); - - if (slowest_active_to_precharge_delay > 52) - die("unsupported DIMM tRAS"); // > 52 ns: 8 or more clocks - else if (slowest_active_to_precharge_delay > 45) - dram_timing |= (0 << 9); // 46-52 ns: 7 clocks - else if (slowest_active_to_precharge_delay > 37) - dram_timing |= (1 << 9); // 38-45 ns: 6 clocks - else - dram_timing |= (2 << 9); // < 38 ns: 5 clocks - - /* Trd */ - - /* Set to a 7 clock read delay. This is for 133MHz - * with a CAS latency of 2.5 if 2.0 a 6 clock - * delay is good */ - - dram_timing &= ~(7 << 24); // 7 clocks - if (current_cas_latency == DRT_CAS_2_0) - dram_timing |= (1 << 24); // 6 clocks - - /* - * Back to Back Read-Write Turn Around - */ - /* Set to a 5 clock back to back read to write turn around. - * 4 is a good delay if the CAS latency is 2.0 */ - - dram_timing &= ~(1 << 28); // 5 clocks - if (current_cas_latency == DRT_CAS_2_0) - dram_timing |= (1 << 28); // 4 clocks - - pci_write_config32(MCHDEV, DRT, dram_timing); - - return; - - hw_err: - die(SPD_ERROR); -} - -/** - * Determine the shortest CAS# latency that the E7501 and all DIMMs have in - * common, and program the E7501 to use it. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - * @param dimm_mask Bitmask of populated DIMMs, spd_get_supported_dimms(). - */ -static void configure_e7501_cas_latency(const struct mem_controller *ctrl, - uint8_t dimm_mask) -{ - int i; - int value; - uint32_t dram_timing; - uint16_t dram_read_timing; - uint32_t dword; - - // CAS# latency bitmasks in SPD_ACCEPTABLE_CAS_LATENCIES format - // NOTE: E7501 supports only 2.0 and 2.5 - uint32_t system_compatible_cas_latencies = - SPD_CAS_LATENCY_2_0 | SPD_CAS_LATENCY_2_5; - uint32_t current_cas_latency; - uint32_t dimm_compatible_cas_latencies; - - for (i = 0; i < MAX_DIMM_SOCKETS; i++) { - - uint16_t dimm_socket_address; - - if (!(dimm_mask & (1 << i))) - continue; // This DIMM not usable - - if (i < MAX_DIMM_SOCKETS_PER_CHANNEL) - dimm_socket_address = ctrl->channel0[i]; - else - dimm_socket_address = - ctrl->channel1[i - MAX_DIMM_SOCKETS_PER_CHANNEL]; - - value = smbus_read_byte(dimm_socket_address, - SPD_ACCEPTABLE_CAS_LATENCIES); - if (value < 0) - goto hw_err; - - dimm_compatible_cas_latencies = value & 0x7f; // Start with all supported by DIMM - current_cas_latency = 1 << log2(dimm_compatible_cas_latencies); // Max supported by DIMM - - // Can we support the highest CAS# latency? - - value = smbus_read_byte(dimm_socket_address, - SPD_MIN_CYCLE_TIME_AT_CAS_MAX); - if (value < 0) - goto hw_err; - - // NOTE: At 133 MHz, 1 clock == 7.52 ns - if (value > 0x75) { - // Our bus is too fast for this CAS# latency - // Remove it from the bitmask of those supported by the DIMM that are compatible - dimm_compatible_cas_latencies &= ~current_cas_latency; - } - // Can we support the next-highest CAS# latency (max - 0.5)? - - current_cas_latency >>= 1; - if (current_cas_latency != 0) { - value = smbus_read_byte(dimm_socket_address, - SPD_SDRAM_CYCLE_TIME_2ND); - if (value < 0) - goto hw_err; - if (value > 0x75) - dimm_compatible_cas_latencies &= - ~current_cas_latency; - } - // Can we support the next-highest CAS# latency (max - 1.0)? - current_cas_latency >>= 1; - if (current_cas_latency != 0) { - value = smbus_read_byte(dimm_socket_address, - SPD_SDRAM_CYCLE_TIME_3RD); - if (value < 0) - goto hw_err; - if (value > 0x75) - dimm_compatible_cas_latencies &= - ~current_cas_latency; - } - // Restrict the system to CAS# latencies compatible with this DIMM - system_compatible_cas_latencies &= - dimm_compatible_cas_latencies; - - /* go to the next DIMM */ - } - - /* After all of the arduous calculation setup with the fastest - * cas latency I can use. - */ - - dram_timing = pci_read_config32(MCHDEV, DRT); - dram_timing &= ~(DRT_CAS_MASK); - - dram_read_timing = - pci_read_config16(MCHDEV, DRDCTL); - dram_read_timing &= 0xF000; - - if (system_compatible_cas_latencies & SPD_CAS_LATENCY_2_0) { - dram_timing |= DRT_CAS_2_0; - dram_read_timing |= 0x0222; - } else if (system_compatible_cas_latencies & SPD_CAS_LATENCY_2_5) { - - uint32_t dram_row_attributes = - pci_read_config32(MCHDEV, DRA); - - dram_timing |= DRT_CAS_2_5; - - // At CAS# 2.5, DRAM Read Timing (if that's what it its) appears to need a slightly - // different value if all DIMM slots are populated - - if ((dram_row_attributes & 0xff) - && (dram_row_attributes & 0xff00) - && (dram_row_attributes & 0xff0000) - && (dram_row_attributes & 0xff000000)) { - - // All slots populated - dram_read_timing |= 0x0882; - } else { - // Some unpopulated slots - dram_read_timing |= 0x0662; - } - } else - die("No CAS# latencies compatible with all DIMMs!!\n"); - - pci_write_config32(MCHDEV, DRT, dram_timing); - - /* set master DLL reset */ - dword = pci_read_config32(MCHDEV, 0x88); - dword |= (1 << 26); - pci_write_config32(MCHDEV, 0x88, dword); - /* patch try register 88 is undocumented tnz */ - dword &= 0x0ca17fff; - dword |= 0xd14a5000; - pci_write_config32(MCHDEV, 0x88, dword); - - pci_write_config16(MCHDEV, DRDCTL, - dram_read_timing); - - /* clear master DLL reset */ - dword = pci_read_config32(MCHDEV, 0x88); - dword &= ~(1 << 26); - pci_write_config32(MCHDEV, 0x88, dword); - - return; - -hw_err: - die(SPD_ERROR); -} - -/** - * Configure the refresh interval so that we refresh no more often than - * required by the "most needy" DIMM. Also disable ECC if any of the DIMMs - * don't support it. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - * @param dimm_mask Bitmask of populated DIMMs, spd_get_supported_dimms(). - */ -static void configure_e7501_dram_controller_mode(const struct - mem_controller *ctrl, - uint8_t dimm_mask) -{ - int i; - - // Initial settings - uint32_t controller_mode = - pci_read_config32(MCHDEV, DRC); - uint32_t system_refresh_mode = (controller_mode >> 8) & 7; - - // Code below assumes that most aggressive settings are in - // force when we are called, either via E7501 reset defaults - // or by sdram_set_registers(): - // - ECC enabled - // - No refresh - - ASSERT((controller_mode & (3 << 20)) == (2 << 20)); // ECC - ASSERT(!(controller_mode & (7 << 8))); // Refresh - - /* Walk through _all_ dimms and find the least-common denominator for: - * - ECC support - * - refresh rates - */ - - for (i = 0; i < MAX_DIMM_SOCKETS; i++) { - - uint32_t dimm_refresh_mode; - int value; - uint16_t dimm_socket_address; - - if (!(dimm_mask & (1 << i))) { - continue; // This DIMM not usable - } - - if (i < MAX_DIMM_SOCKETS_PER_CHANNEL) - dimm_socket_address = ctrl->channel0[i]; - else - dimm_socket_address = - ctrl->channel1[i - - MAX_DIMM_SOCKETS_PER_CHANNEL]; - - // Disable ECC mode if any one of the DIMMs does not support ECC - // SJM: Should we just die here? E7501 datasheet says non-ECC DIMMs aren't supported. - - value = smbus_read_byte(dimm_socket_address, - SPD_DIMM_CONFIG_TYPE); - die_on_spd_error(value); - if (value != ERROR_SCHEME_ECC) { - controller_mode &= ~(3 << 20); - } - - value = smbus_read_byte(dimm_socket_address, SPD_REFRESH); - die_on_spd_error(value); - value &= 0x7f; // Mask off self-refresh bit - if (value > MAX_SPD_REFRESH_RATE) { - printk(BIOS_ERR, "unsupported refresh rate\n"); - continue; - } - // Get the appropriate E7501 refresh mode for this DIMM - dimm_refresh_mode = refresh_rate_map[value]; - if (dimm_refresh_mode > 7) { - printk(BIOS_ERR, "unsupported refresh rate\n"); - continue; - } - // If this DIMM requires more frequent refresh than others, - // update the system setting - if (refresh_frequency[dimm_refresh_mode] > - refresh_frequency[system_refresh_mode]) - system_refresh_mode = dimm_refresh_mode; - - /* go to the next DIMM */ - } - - controller_mode |= (system_refresh_mode << 8); - - // Configure the E7501 - pci_write_config32(MCHDEV, DRC, controller_mode); -} - -/** - * Configure the E7501's DRAM Row Attributes (DRA) registers based on DIMM - * parameters read via SPD. This tells the controller the width of the SDRAM - * chips on each DIMM side (x4 or x8) and the page size of each DIMM side - * (4, 8, 16, or 32 KB). - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - * @param dimm_mask Bitmask of populated DIMMs, spd_get_supported_dimms(). - */ -static void configure_e7501_row_attributes(const struct mem_controller - *ctrl, uint8_t dimm_mask) -{ - int i; - uint32_t row_attributes = 0; - - for (i = 0; i < MAX_DIMM_SOCKETS_PER_CHANNEL; i++) { - - uint16_t dimm_socket_address = ctrl->channel0[i]; - struct dimm_size page_size; - struct dimm_size sdram_width; - - if (!(dimm_mask & (1 << i))) - continue; // This DIMM not usable - - // Get the relevant parameters via SPD - page_size = sdram_spd_get_page_size(dimm_socket_address); - sdram_width = sdram_spd_get_width(dimm_socket_address); - - // Update the DRAM Row Attributes. - // Page size is encoded as log2(page size in bits) - log2(8 Kb) - // NOTE: 8 Kb = 2^13 - row_attributes |= (page_size.side1 - 13) << (i << 3); // Side 1 of each DIMM is an EVEN row - - if (sdram_width.side2 > 0) - row_attributes |= (page_size.side2 - 13) << ((i << 3) + 4); // Side 2 is ODD - - // Set x4 flags if appropriate - if (sdram_width.side1 == 4) { - row_attributes |= 0x08 << (i << 3); - } - - if (sdram_width.side2 == 4) { - row_attributes |= 0x08 << ((i << 3) + 4); - } - - /* go to the next DIMM */ - } - - /* Write the new row attributes register */ - pci_write_config32(MCHDEV, DRA, row_attributes); -} - -/* - * Enable clock signals for populated DIMM sockets and disable them for - * unpopulated sockets (to reduce EMI). - * - * @param dimm_mask Bitmask of populated DIMMs, see spd_get_supported_dimms(). - */ -static void enable_e7501_clocks(uint8_t dimm_mask) -{ - int i; - uint8_t clock_disable = pci_read_config8(MCHDEV, CKDIS); - - pci_write_config8(MCHDEV, 0x8e, 0xb0); - - for (i = 0; i < MAX_DIMM_SOCKETS_PER_CHANNEL; i++) { - - uint8_t socket_mask = 1 << i; - - if (dimm_mask & socket_mask) - clock_disable &= ~socket_mask; // DIMM present, enable clock - else - clock_disable |= socket_mask; // DIMM absent, disable clock - } - - pci_write_config8(MCHDEV, CKDIS, clock_disable); -} - -/* DIMM-dependent configuration functions */ - -/** - * DDR Receive FIFO RE-Sync (?) - */ -static void RAM_RESET_DDR_PTR(void) -{ - uint8_t byte; - byte = pci_read_config8(MCHDEV, 0x88); - byte |= (1 << 4); - pci_write_config8(MCHDEV, 0x88, byte); - - byte = pci_read_config8(MCHDEV, 0x88); - byte &= ~(1 << 4); - pci_write_config8(MCHDEV, 0x88, byte); -} - -/** - * Copy 64 bytes from one location to another. - * - * @param src_addr TODO - * @param dst_addr TODO - */ -static void write_8dwords(const uint32_t *src_addr, u8 *dst_addr) -{ - int i; - for (i = 0; i < 8; i++) { - write32(dst_addr, *src_addr); - src_addr++; - dst_addr += sizeof(uint32_t); - } -} - -/** - * Set the E7501's (undocumented) RCOMP registers. - * - * Per the 855PM datasheet and IXP2800 HW Initialization Reference Manual, - * RCOMP registers appear to affect drive strength, pullup/pulldown offset, - * and slew rate of various signal groups. - * - * Comments below are conjecture based on apparent similarity between the - * E7501 and these two chips. - */ -static void rcomp_copy_registers(void) -{ - uint32_t dword; - uint8_t strength_control; - - RAM_DEBUG_MESSAGE("Setting RCOMP registers.\n"); - - /* Begin to write the RCOMP registers */ - write8(RCOMP_MMIO + 0x2c, 0x0); - - // Set CMD and DQ/DQS strength to 2x (?) - strength_control = read8(RCOMP_MMIO + DQCMDSTR) & 0x88; - strength_control |= 0x40; - write8(RCOMP_MMIO + DQCMDSTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0x80); - write16(RCOMP_MMIO + 0x42, 0); - - // Set CMD and DQ/DQS strength to 2x (?) - strength_control = read8(RCOMP_MMIO + DQCMDSTR) & 0xF8; - strength_control |= 0x04; - write8(RCOMP_MMIO + DQCMDSTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0x60); - write16(RCOMP_MMIO + 0x40, 0); - - // Set RCVEnOut# strength to 2x (?) - strength_control = read8(RCOMP_MMIO + RCVENSTR) & 0xF8; - strength_control |= 0x04; - write8(RCOMP_MMIO + RCVENSTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0x1c0); - write16(RCOMP_MMIO + 0x50, 0); - - // Set CS# strength for x4 SDRAM to 2x (?) - strength_control = read8(RCOMP_MMIO + CSBSTR) & 0x88; - strength_control |= 0x04; - write8(RCOMP_MMIO + CSBSTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0x140); - write16(RCOMP_MMIO + 0x48, 0); - - // Set CS# strength for x4 SDRAM to 2x (?) - strength_control = read8(RCOMP_MMIO + CSBSTR) & 0x8F; - strength_control |= 0x40; - write8(RCOMP_MMIO + CSBSTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0x160); - write16(RCOMP_MMIO + 0x4a, 0); - - // Set CKE strength for x4 SDRAM to 2x (?) - strength_control = read8(RCOMP_MMIO + CKESTR) & 0x88; - strength_control |= 0x04; - write8(RCOMP_MMIO + CKESTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0xa0); - write16(RCOMP_MMIO + 0x44, 0); - - // Set CKE strength for x4 SDRAM to 2x (?) - strength_control = read8(RCOMP_MMIO + CKESTR) & 0x8F; - strength_control |= 0x40; - write8(RCOMP_MMIO + CKESTR, strength_control); - write_8dwords(slew_2x, RCOMP_MMIO + 0xc0); - write16(RCOMP_MMIO + 0x46, 0); - - // Set CK strength for x4 SDRAM to 1x (?) - strength_control = read8(RCOMP_MMIO + CKSTR) & 0x88; - strength_control |= 0x01; - write8(RCOMP_MMIO + CKSTR, strength_control); - write_8dwords(pull_updown_offset_table, RCOMP_MMIO + 0x180); - write16(RCOMP_MMIO + 0x4c, 0); - - // Set CK strength for x4 SDRAM to 1x (?) - strength_control = read8(RCOMP_MMIO + CKSTR) & 0x8F; - strength_control |= 0x10; - write8(RCOMP_MMIO + CKSTR, strength_control); - write_8dwords(pull_updown_offset_table, RCOMP_MMIO + 0x1a0); - write16(RCOMP_MMIO + 0x4e, 0); - - dword = read32(RCOMP_MMIO + 0x400); - dword &= 0x7f7fffff; - write32(RCOMP_MMIO + 0x400, dword); - - dword = read32(RCOMP_MMIO + 0x408); - dword &= 0x7f7fffff; - write32(RCOMP_MMIO + 0x408, dword); -} - -static void ram_set_rcomp_regs(void) -{ - /* Set the RCOMP MMIO base address */ - mchtest_control(RCOMP_BAR_ENABLE); - pci_write_config32(MCHDEV, SMRBASE, (uintptr_t)RCOMP_MMIO); - - /* Block RCOMP updates while we configure the registers */ - rcomp_smr_control(RCOMP_HOLD); - rcomp_copy_registers(); - d060_control(D060_CMD_0); - mchtest_control(MCHTST_CMD_0); - - uint8_t revision = pci_read_config8(MCHDEV, 0x08); - if (revision >= 3) { - rcomp_smr_control(RCOMP_SMR_00); - rcomp_smr_control(RCOMP_SMR_01); - } - rcomp_smr_control(RCOMP_RELEASE); - - /* Wait 40 usec */ - SLOW_DOWN_IO; - - /* Clear the RCOMP MMIO base address */ - pci_write_config32(MCHDEV, SMRBASE, 0); - mchtest_control(RCOMP_BAR_DISABLE); -} - -/*----------------------------------------------------------------------------- -Public interface: ------------------------------------------------------------------------------*/ - -/** - * Go through the JEDEC initialization sequence for all DIMMs, then enable - * refresh and initialize ECC and memory to zero. Upon exit, SDRAM is up - * and running. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - */ -static void sdram_enable(const struct mem_controller *ctrl) -{ - uint8_t dimm_mask = pci_read_config16(MCHDEV, SKPD); - uint32_t dram_controller_mode; - - if (dimm_mask == 0) - return; - - /* 1 & 2 Power up and start clocks */ - RAM_DEBUG_MESSAGE("Ram Enable 1\n"); - RAM_DEBUG_MESSAGE("Ram Enable 2\n"); - - /* A 200us delay is needed */ - DO_DELAY; EXTRA_DELAY; - - /* 3. Apply NOP */ - RAM_DEBUG_MESSAGE("Ram Enable 3\n"); - do_ram_command(RAM_COMMAND_NOP, 0); - - /* 4 Precharge all */ - RAM_DEBUG_MESSAGE("Ram Enable 4\n"); - do_ram_command(RAM_COMMAND_PRECHARGE, 0); - /* wait until the all banks idle state... */ - - /* 5. Issue EMRS to enable DLL */ - RAM_DEBUG_MESSAGE("Ram Enable 5\n"); - do_ram_command(RAM_COMMAND_EMRS, - SDRAM_EXTMODE_DLL_ENABLE | - SDRAM_EXTMODE_DRIVE_NORMAL); - - /* 6. Reset DLL */ - RAM_DEBUG_MESSAGE("Ram Enable 6\n"); - set_ram_mode(E7501_SDRAM_MODE | SDRAM_MODE_DLL_RESET); - EXTRA_DELAY; - /* Ensure a 200us delay between the DLL reset in step 6 and the final - * mode register set in step 9. - * Infineon needs this before any other command is sent to the ram. - */ - DO_DELAY; EXTRA_DELAY; - - /* 7 Precharge all */ - RAM_DEBUG_MESSAGE("Ram Enable 7\n"); - do_ram_command(RAM_COMMAND_PRECHARGE, 0); - - /* 8 Now we need 2 AUTO REFRESH / CBR cycles to be performed */ - /* And for good luck 6 more CBRs */ - RAM_DEBUG_MESSAGE("Ram Enable 8\n"); - int i; - for (i = 0; i < 8; i++) - do_ram_command(RAM_COMMAND_CBR, 0); - - /* 9 mode register set */ - RAM_DEBUG_MESSAGE("Ram Enable 9\n"); - set_ram_mode(E7501_SDRAM_MODE | SDRAM_MODE_NORMAL); - - /* 10 DDR Receive FIFO RE-Sync */ - RAM_DEBUG_MESSAGE("Ram Enable 10\n"); - RAM_RESET_DDR_PTR(); - EXTRA_DELAY; - - /* 11 normal operation */ - RAM_DEBUG_MESSAGE("Ram Enable 11\n"); - do_ram_command(RAM_COMMAND_NORMAL, 0); - - // Reconfigure the row boundaries and Top of Low Memory - // to match the true size of the DIMMs - configure_e7501_ram_addresses(ctrl, dimm_mask); - - /* Finally enable refresh */ - dram_controller_mode = pci_read_config32(MCHDEV, DRC); - dram_controller_mode |= (1 << 29); - pci_write_config32(MCHDEV, DRC, dram_controller_mode); - EXTRA_DELAY; -} - -/** - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - */ -static void sdram_post_ecc(const struct mem_controller *ctrl) -{ - /* Fast CS# Enable. */ - uint32_t dram_controller_mode = pci_read_config32(MCHDEV, DRC); - dram_controller_mode = pci_read_config32(MCHDEV, DRC); - dram_controller_mode |= (1 << 17); - pci_write_config32(MCHDEV, DRC, dram_controller_mode); -} - -/** - * Configure SDRAM controller parameters that depend on characteristics of the - * DIMMs installed in the system. These characteristics are read from the - * DIMMs via the standard Serial Presence Detect (SPD) interface. - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - */ -static void sdram_set_spd_registers(const struct mem_controller *ctrl) -{ - uint8_t dimm_mask; - - RAM_DEBUG_MESSAGE("Reading SPD data...\n"); - - dimm_mask = spd_get_supported_dimms(ctrl); - - if (dimm_mask == 0) { - printk(BIOS_DEBUG, "No usable memory for this controller\n"); - } else { - enable_e7501_clocks(dimm_mask); - - RAM_DEBUG_MESSAGE("setting based on SPD data...\n"); - - configure_e7501_row_attributes(ctrl, dimm_mask); - configure_e7501_dram_controller_mode(ctrl, dimm_mask); - configure_e7501_cas_latency(ctrl, dimm_mask); - RAM_RESET_DDR_PTR(); - - configure_e7501_dram_timing(ctrl, dimm_mask); - DO_DELAY; - RAM_DEBUG_MESSAGE("done\n"); - } - - /* NOTE: configure_e7501_ram_addresses() is NOT called here. - * We want to keep the default 64 MB/row mapping until sdram_enable() is called, - * even though the default mapping is almost certainly incorrect. - * The default mapping makes it easy to initialize all of the DIMMs - * even if the total system memory is > 4 GB. - * - * Save the dimm_mask for when sdram_enable is called, so it can call - * configure_e7501_ram_addresses() without having to regenerate the bitmask - * of usable DIMMs. - */ - pci_write_config16(MCHDEV, SKPD, dimm_mask); -} - -/** - * Do basic RAM setup that does NOT depend on serial presence detect - * information (i.e. independent of DIMM specifics). - * - * @param ctrl PCI addresses of memory controller functions, and SMBus - * addresses of DIMM slots on the mainboard. - */ -static void sdram_set_registers(const struct mem_controller *ctrl) -{ - uint32_t dword; - uint16_t word; - uint8_t byte; - - ram_set_rcomp_regs(); - - /* Enable 0:0.1, 0:2.1 */ - word = pci_read_config16(MCHDEV, DVNP); - word &= ~0x05; - pci_write_config16(MCHDEV, DVNP, word); - - /* Disable high-memory remap (power-on defaults, really) */ - pci_write_config16(MCHDEV, REMAPBASE, 0x03ff); - pci_write_config16(MCHDEV, REMAPLIMIT, 0x0); - - /* Disable legacy MMIO (0xC0000-0xEFFFF is DRAM) */ - int i; - pci_write_config8(MCHDEV, PAM_0, 0x30); - for (i = 1; i <= 6; i++) - pci_write_config8(MCHDEV, PAM_0 + i, 0x33); - - /* Conservatively say each row has 64MB of ram, we will fix this up later - * Initial TOLM 8 rows 64MB each (1<<3 * 1<<26) >> 16 = 1<<13 - * - * FIXME: Hard-coded limit to first four rows to prevent overlap! - */ - pci_write_config32(MCHDEV, DRB_ROW_0, 0x04030201); - pci_write_config32(MCHDEV, DRB_ROW_4, 0x04040404); - //pci_write_config32(MCHDEV, DRB_ROW_4, 0x08070605); - pci_write_config16(MCHDEV, TOLM, (1<<13)); - - /* DIMM clocks off */ - pci_write_config8(MCHDEV, CKDIS, 0xff); - - /* reset row attributes */ - pci_write_config32(MCHDEV, DRA, 0x0); - - // The only things we need to set here are DRAM idle timer, Back-to-Back Read Turnaround, and - // Back-to-Back Write-Read Turnaround. All others are configured based on SPD. - dword = pci_read_config32(MCHDEV, DRT); - dword &= 0xC7F8FFFF; - dword |= (0x28<<24)|(0x03<<16); - pci_write_config32(MCHDEV, DRT, dword); - - dword = pci_read_config32(MCHDEV, DRC); - dword &= 0xffcef8f7; - dword |= 0x00210008; - pci_write_config32(MCHDEV, DRC, dword); - - /* Undocumented */ - pci_write_config8(MCHDEV, 0x88, 0x80); - - /* Undocumented. Set much later in vendor BIOS. */ - byte = pci_read_config8(MCHDEV, 0xd9); - byte &= ~0x60; - pci_write_config8(MCHDEV, 0xd9, byte); - - uint8_t revision = pci_read_config8(MCHDEV, 0x08); - if (revision >= 3) - d060_control(D060_CMD_1); -} - -static int e7505_mch_is_ready(void) -{ - uint32_t dword = pci_read_config32(MCHDEV, DRC); - return !!(dword & DRC_DONE); -} - -void sdram_initialize(void) -{ - static const struct mem_controller memctrl[] = { - { - .d0 = PCI_DEV(0, 0, 0), - .d0f1 = PCI_DEV(0, 0, 1), - .channel0 = { 0x50, 0x52, 0, 0 }, - .channel1 = { 0x51, 0x53, 0, 0 }, - }, - }; - - /* If this is a warm boot, some initialisation can be skipped */ - if (!e7505_mch_is_ready()) { - - /* The real MCH initialisation. */ - timestamp_add_now(TS_INITRAM_START); - - sdram_set_registers(memctrl); - sdram_set_spd_registers(memctrl); - sdram_enable(memctrl); - - /* Hook for post ECC scrub settings and debug. */ - sdram_post_ecc(memctrl); - - timestamp_add_now(TS_INITRAM_END); - } - - printk(BIOS_DEBUG, "SDRAM is up.\n"); -} diff --git a/src/northbridge/intel/e7505/raminit.h b/src/northbridge/intel/e7505/raminit.h deleted file mode 100644 index 1e0128ce72..0000000000 --- a/src/northbridge/intel/e7505/raminit.h +++ /dev/null @@ -1,24 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#ifndef RAMINIT_H -#define RAMINIT_H - -#include <stdint.h> - -#define MAX_DIMM_SOCKETS_PER_CHANNEL 4 -#define MAX_NUM_CHANNELS 2 -#define MAX_DIMM_SOCKETS (MAX_NUM_CHANNELS * MAX_DIMM_SOCKETS_PER_CHANNEL) - -struct mem_controller { - pci_devfn_t d0, d0f1; // PCI bus/device/fcns of E7501 memory controller - - // SMBus addresses of DIMM slots for each channel, - // in order from closest to MCH to furthest away - // 0 == not present - uint16_t channel0[MAX_DIMM_SOCKETS_PER_CHANNEL]; - uint16_t channel1[MAX_DIMM_SOCKETS_PER_CHANNEL]; -}; - -void sdram_initialize(void); - -#endif /* RAMINIT_H */ diff --git a/src/northbridge/intel/e7505/romstage.c b/src/northbridge/intel/e7505/romstage.c deleted file mode 100644 index df10f9dbcf..0000000000 --- a/src/northbridge/intel/e7505/romstage.c +++ /dev/null @@ -1,19 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <cbmem.h> -#include <arch/romstage.h> - -#include <southbridge/intel/i82801dx/i82801dx.h> -#include <northbridge/intel/e7505/raminit.h> - -void mainboard_romstage_entry(void) -{ - /* Perform some early chipset initialization required - * before RAM initialization can work - */ - i82801dx_early_init(); - - sdram_initialize(); - - cbmem_recovery(0); -} diff --git a/src/southbridge/intel/common/smbus.c b/src/southbridge/intel/common/smbus.c index 8b19b7d900..0e65cdaee4 100644 --- a/src/southbridge/intel/common/smbus.c +++ b/src/southbridge/intel/common/smbus.c @@ -457,8 +457,7 @@ int do_smbus_block_write(uintptr_t base, u8 device, u8 cmd, const size_t bytes, /* Only since ICH5 */ static int has_i2c_read_command(void) { - if (CONFIG(SOUTHBRIDGE_INTEL_I82371EB) || - CONFIG(SOUTHBRIDGE_INTEL_I82801DX)) + if (CONFIG(SOUTHBRIDGE_INTEL_I82371EB)) return 0; return 1; } diff --git a/src/southbridge/intel/i82801dx/Kconfig b/src/southbridge/intel/i82801dx/Kconfig deleted file mode 100644 index 0117cf262b..0000000000 --- a/src/southbridge/intel/i82801dx/Kconfig +++ /dev/null @@ -1,22 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only - -config SOUTHBRIDGE_INTEL_I82801DX - bool - select ACPI_INTEL_HARDWARE_SLEEP_VALUES - select HAVE_SMI_HANDLER - select SOUTHBRIDGE_INTEL_COMMON_SMBUS - select SOUTHBRIDGE_INTEL_COMMON_EARLY_SMBUS - select SOUTHBRIDGE_INTEL_COMMON_RTC - select SOUTHBRIDGE_INTEL_COMMON_RESET - select SOUTHBRIDGE_INTEL_COMMON_USB_DEBUG - select HAVE_POWER_STATE_AFTER_FAILURE - select HAVE_POWER_STATE_PREVIOUS_AFTER_FAILURE - select BOOT_DEVICE_NOT_SPI_FLASH - -if SOUTHBRIDGE_INTEL_I82801DX - -config EHCI_BAR - hex - default 0xfef00000 - -endif diff --git a/src/southbridge/intel/i82801dx/Makefile.inc b/src/southbridge/intel/i82801dx/Makefile.inc deleted file mode 100644 index ff100919e6..0000000000 --- a/src/southbridge/intel/i82801dx/Makefile.inc +++ /dev/null @@ -1,23 +0,0 @@ -## SPDX-License-Identifier: GPL-2.0-only - -ifeq ($(CONFIG_SOUTHBRIDGE_INTEL_I82801DX),y) - -ramstage-y += i82801dx.c -ramstage-y += ac97.c -ramstage-y += fadt.c -ramstage-y += ide.c -ramstage-y += lpc.c -#ramstage-y += pci.c -ramstage-y += usb.c -ramstage-y += usb2.c - -ramstage-$(CONFIG_SMM_LEGACY_ASEG) += smi.c -ramstage-$(CONFIG_SMM_LEGACY_ASEG) += ../../../cpu/x86/smm/smmrelocate.S - -smm-y += smihandler.c - -romstage-y += early_smbus.c - -bootblock-y += bootblock.c - -endif diff --git a/src/southbridge/intel/i82801dx/ac97.c b/src/southbridge/intel/i82801dx/ac97.c deleted file mode 100644 index 6e8b6d2aad..0000000000 --- a/src/southbridge/intel/i82801dx/ac97.c +++ /dev/null @@ -1,263 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <delay.h> -#include "i82801dx.h" - -#define NAMBAR 0x10 -#define MASTER_VOL 0x02 -#define PAGING 0x24 -#define EXT_AUDIO 0x28 -#define FUNC_SEL 0x66 -#define INFO_IO 0x68 -#define CONNECTOR 0x6a -#define VENDOR_ID1 0x7c -#define VENDOR_ID2 0x7e -#define SEC_VENDOR_ID1 0xfc -#define SEC_VENDOR_ID2 0xfe - -#define NABMBAR 0x14 -#define GLOB_CNT 0x2c -#define GLOB_STA 0x30 -#define CAS 0x34 - -#define MMBAR 0x10 -#define EXT_MODEM_ID1 0x3c -#define EXT_MODEM_ID2 0xbc - -#define MBAR 0x14 -#define SEC_CODEC 0x40 - -/* FIXME. This table is probably mainboard specific */ -static u16 ac97_function[16*2][4] = { - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) }, - { (1 << 5), (2 << 11), (1 << 10), (3 << 13) } -}; - -static u16 nabmbar; -static u16 nambar; - -static int ac97_semaphore(void) -{ - int timeout; - u8 reg8; - - timeout = 0xffff; - do { - reg8 = inb(nabmbar + CAS); - timeout--; - } while ((reg8 & 1) && timeout); - if (! timeout) { - printk(BIOS_DEBUG, "Timeout!\n"); - } - - return (!timeout); -} - -static void init_cnr(void) -{ - // TODO -} - -static void program_sigid(struct device *dev, u32 id) -{ - pci_write_config32(dev, 0x2c, id); -} - -static void ac97_audio_init(struct device *dev) -{ - u16 reg16; - u32 reg32; - int i; - - printk(BIOS_DEBUG, "Initializing AC'97 Audio.\n"); - - /* top 16 bits are zero, so don't read them */ - nabmbar = pci_read_config16(dev, NABMBAR) & 0xfffe; - nambar = pci_read_config16(dev, NAMBAR) & 0xfffe; - - reg16 = inw(nabmbar + GLOB_CNT); - reg16 |= (1 << 1); /* Remove AC_RESET# */ - outw(reg16, nabmbar + GLOB_CNT); - - /* Wait 600ms. Ouch. */ - udelay(600 * 1000); - - init_cnr(); - - /* Detect Primary AC'97 Codec */ - reg32 = inl(nabmbar + GLOB_STA); - if ((reg32 & ((1 << 28) | (1 << 9) | (1 << 8))) == 0) { - /* Primary Codec not found */ - printk(BIOS_DEBUG, "No primary codec. Disabling AC'97 Audio.\n"); - return; - } - - ac97_semaphore(); - - /* Detect if codec is programmable */ - outw(0x8000, nambar + MASTER_VOL); - ac97_semaphore(); - if (inw(nambar + MASTER_VOL) != 0x8000) { - printk(BIOS_DEBUG, "Codec not programmable. Disabling AC'97 Audio.\n"); - return; - } - - /* Program Vendor IDs */ - reg32 = inw(nambar + VENDOR_ID1); - reg32 <<= 16; - reg32 |= (u16)inw(nambar + VENDOR_ID2); - - program_sigid(dev, reg32); - - /* Is Codec AC'97 2.3 compliant? */ - reg16 = inw(nambar + EXT_AUDIO); - /* [11:10] = 10b -> AC'97 2.3 */ - if ((reg16 & 0x0c00) != 0x0800) { - /* No 2.3 Codec. We're done */ - return; - } - - /* Select Page 1 */ - reg16 = inw(nambar + PAGING); - reg16 &= 0xfff0; - reg16 |= 0x0001; - outw(reg16, nambar + PAGING); - - for (i = 0x0a * 2; i > 0; i--) { - outw(i, nambar + FUNC_SEL); - - /* Function could not be selected. Next one */ - if (inw(nambar + FUNC_SEL) != i) - continue; - - reg16 = inw(nambar + INFO_IO); - - /* Function Information present? */ - if (!(reg16 & (1 << 0))) - continue; - - /* Function Information valid? */ - if (!(reg16 & (1 << 4))) - continue; - - /* Program Buffer Delay [9:5] */ - reg16 &= 0x03e0; - reg16 |= ac97_function[i][0]; - - /* Program Gain [15:11] */ - reg16 |= ac97_function[i][1]; - - /* Program Inversion [10] */ - reg16 |= ac97_function[i][2]; - - outw(reg16, nambar + INFO_IO); - - /* Program Connector / Jack Location */ - reg16 = inw(nambar + CONNECTOR); - reg16 &= 0x1fff; - reg16 |= ac97_function[i][3]; - outw(reg16, nambar + CONNECTOR); - } -} - -static void ac97_modem_init(struct device *dev) -{ - u16 reg16; - u32 reg32; - u16 mmbar, mbar; - - mmbar = pci_read_config16(dev, MMBAR) & 0xfffe; - mbar = pci_read_config16(dev, MBAR) & 0xfffe; - - reg16 = inw(mmbar + EXT_MODEM_ID1); - if ((reg16 & 0xc000) != 0xc000) { - if (reg16 & (1 << 0)) { - reg32 = inw(mmbar + VENDOR_ID2); - reg32 <<= 16; - reg32 |= (u16)inw(mmbar + VENDOR_ID1); - program_sigid(dev, reg32); - return; - } - } - - /* Secondary codec? */ - reg16 = inw(mbar + SEC_CODEC); - if ((reg16 & (1 << 9)) == 0) - return; - - reg16 = inw(mmbar + EXT_MODEM_ID2); - if ((reg16 & 0xc000) == 0x4000) { - if (reg16 & (1 << 0)) { - reg32 = inw(mmbar + SEC_VENDOR_ID2); - reg32 <<= 16; - reg32 |= (u16)inw(mmbar + SEC_VENDOR_ID1); - program_sigid(dev, reg32); - return; - } - } -} - -static struct device_operations ac97_audio_ops = { - .read_resources = pci_dev_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .enable = i82801dx_enable, - .init = ac97_audio_init, -}; - -static struct device_operations ac97_modem_ops = { - .read_resources = pci_dev_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .enable = i82801dx_enable, - .init = ac97_modem_init, -}; - -/* 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) */ -static const struct pci_driver i82801db_ac97_audio __pci_driver = { - .ops = &ac97_audio_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_AC97_AUDIO, -}; - -static const struct pci_driver i82801db_ac97_modem __pci_driver = { - .ops = &ac97_modem_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_AC97_MODEM, -}; diff --git a/src/southbridge/intel/i82801dx/bootblock.c b/src/southbridge/intel/i82801dx/bootblock.c deleted file mode 100644 index 6cda0a87a4..0000000000 --- a/src/southbridge/intel/i82801dx/bootblock.c +++ /dev/null @@ -1,11 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <arch/bootblock.h> -#include <device/pci_ops.h> - -void bootblock_early_southbridge_init(void) -{ - /* Set FWH IDs for 2 MB flash part. */ - if (CONFIG_ROM_SIZE == 0x200000) - pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xe8, 0x00001111); -} diff --git a/src/southbridge/intel/i82801dx/chip.h b/src/southbridge/intel/i82801dx/chip.h deleted file mode 100644 index 50f4f1c998..0000000000 --- a/src/southbridge/intel/i82801dx/chip.h +++ /dev/null @@ -1,28 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#ifndef I82801DX_CHIP_H -#define I82801DX_CHIP_H - -#include <stdint.h> - -struct southbridge_intel_i82801dx_config { - int enable_usb; - int enable_native_ide; - /** - * Interrupt Routing configuration - * If bit7 is 1, the interrupt is disabled. - */ - uint8_t pirqa_routing; - uint8_t pirqb_routing; - uint8_t pirqc_routing; - uint8_t pirqd_routing; - uint8_t pirqe_routing; - uint8_t pirqf_routing; - uint8_t pirqg_routing; - uint8_t pirqh_routing; - - uint8_t ide0_enable; - uint8_t ide1_enable; -}; - -#endif /* I82801DX_CHIP_H */ diff --git a/src/southbridge/intel/i82801dx/early_smbus.c b/src/southbridge/intel/i82801dx/early_smbus.c deleted file mode 100644 index 76ef1b8a15..0000000000 --- a/src/southbridge/intel/i82801dx/early_smbus.c +++ /dev/null @@ -1,9 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/smbus_host.h> -#include "i82801dx.h" - -void i82801dx_early_init(void) -{ - enable_smbus(); -} diff --git a/src/southbridge/intel/i82801dx/fadt.c b/src/southbridge/intel/i82801dx/fadt.c deleted file mode 100644 index e12b2cae1f..0000000000 --- a/src/southbridge/intel/i82801dx/fadt.c +++ /dev/null @@ -1,80 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/pci_ops.h> -#include <acpi/acpi.h> -#include <version.h> - -/* FIXME: This needs to go into a separate .h file - * to be included by the ich7 smi handler, ich7 smi init - * code and the mainboard fadt. - */ -#define APM_CNT 0x0 /* ACPI mode only */ -#define CST_CONTROL 0x85 -#define PST_CONTROL 0x0 -#define ACPI_DISABLE 0xAA -#define ACPI_ENABLE 0x55 -#define S4_BIOS 0x77 -#define GNVS_UPDATE 0xea - -void acpi_fill_fadt(acpi_fadt_t *fadt) -{ - u16 pmbase = pci_read_config16(pcidev_on_root(0x1f, 0), 0x40) & 0xfffe; - - fadt->sci_int = 0x9; - - if (permanent_smi_handler()) { - fadt->smi_cmd = APM_CNT; - fadt->acpi_enable = ACPI_ENABLE; - fadt->acpi_disable = ACPI_DISABLE; - fadt->pstate_cnt = PST_CONTROL; - } - - fadt->pm1a_evt_blk = pmbase; - fadt->pm1a_cnt_blk = pmbase + 0x4; - fadt->pm_tmr_blk = pmbase + 0x8; - fadt->gpe0_blk = pmbase + 0x28; - - fadt->pm1_evt_len = 4; - fadt->pm1_cnt_len = 2; - fadt->pm_tmr_len = 4; - fadt->gpe0_blk_len = 8; - fadt->p_lvl2_lat = 1; - fadt->p_lvl3_lat = 85; - fadt->duty_offset = 1; - fadt->duty_width = 0; - fadt->day_alrm = 0xd; - fadt->mon_alrm = 0x00; - fadt->iapc_boot_arch = ACPI_FADT_LEGACY_DEVICES | ACPI_FADT_8042; - - fadt->flags |= ACPI_FADT_WBINVD | ACPI_FADT_C1_SUPPORTED | - ACPI_FADT_C2_MP_SUPPORTED | ACPI_FADT_SLEEP_BUTTON | - ACPI_FADT_S4_RTC_WAKE | ACPI_FADT_PLATFORM_CLOCK; - - fadt->x_pm1a_evt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1a_evt_blk.bit_width = fadt->pm1_evt_len * 8; - fadt->x_pm1a_evt_blk.bit_offset = 0; - fadt->x_pm1a_evt_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; - fadt->x_pm1a_evt_blk.addrl = fadt->pm1a_evt_blk; - fadt->x_pm1a_evt_blk.addrh = 0x0; - - fadt->x_pm1a_cnt_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm1a_cnt_blk.bit_width = fadt->pm1_cnt_len * 8; - fadt->x_pm1a_cnt_blk.bit_offset = 0; - fadt->x_pm1a_cnt_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; - fadt->x_pm1a_cnt_blk.addrl = fadt->pm1a_cnt_blk; - fadt->x_pm1a_cnt_blk.addrh = 0x0; - - fadt->x_pm_tmr_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_pm_tmr_blk.bit_width = fadt->pm_tmr_len * 8; - fadt->x_pm_tmr_blk.bit_offset = 0; - fadt->x_pm_tmr_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; - fadt->x_pm_tmr_blk.addrl = fadt->pm_tmr_blk; - fadt->x_pm_tmr_blk.addrh = 0x0; - - fadt->x_gpe0_blk.space_id = ACPI_ADDRESS_SPACE_IO; - fadt->x_gpe0_blk.bit_width = fadt->gpe0_blk_len * 8; - fadt->x_gpe0_blk.bit_offset = 0; - fadt->x_gpe0_blk.access_size = ACPI_ACCESS_SIZE_UNDEFINED; - fadt->x_gpe0_blk.addrl = fadt->gpe0_blk; - fadt->x_gpe0_blk.addrh = 0x0; -} diff --git a/src/southbridge/intel/i82801dx/i82801dx.c b/src/southbridge/intel/i82801dx/i82801dx.c deleted file mode 100644 index 921cb1c8aa..0000000000 --- a/src/southbridge/intel/i82801dx/i82801dx.c +++ /dev/null @@ -1,67 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ops.h> -#include "i82801dx.h" - -void i82801dx_enable(struct device *dev) -{ - unsigned int index = 0; - uint8_t bHasDisableBit = 0; - uint16_t cur_disable_mask, new_disable_mask; - -// all 82801dbm devices are in bus 0 - unsigned int devfn = PCI_DEVFN(0x1f, 0); // lpc - struct device *lpc_dev = pcidev_path_on_root(devfn); // 0 - if (!lpc_dev) - return; - - // Calculate disable bit position for specified device:function - // NOTE: For ICH-4, only the following devices can be disabled: - // D31: F0, F1, F3, F5, F6, - // D29: F0, F1, F2, F7 - - if (PCI_SLOT(dev->path.pci.devfn) == 31) { - index = PCI_FUNC(dev->path.pci.devfn); - - switch (index) { - case 0: - case 1: - case 3: - case 5: - case 6: - bHasDisableBit = 1; - break; - - default: - break; - }; - - if (index == 0) - index = 14; // D31:F0 bit is an exception - - } else if (PCI_SLOT(dev->path.pci.devfn) == 29) { - index = 8 + PCI_FUNC(dev->path.pci.devfn); - - if ((PCI_FUNC(dev->path.pci.devfn) < 3) - || (PCI_FUNC(dev->path.pci.devfn) == 7)) - bHasDisableBit = 1; - } - - if (bHasDisableBit) { - cur_disable_mask = pci_read_config16(lpc_dev, FUNC_DIS); - new_disable_mask = cur_disable_mask & ~(1 << index); // enable it - if (!dev->enabled) { - new_disable_mask |= (1 << index); // disable it - } - if (new_disable_mask != cur_disable_mask) { - pci_write_config16(lpc_dev, FUNC_DIS, new_disable_mask); - } - } -} - -struct chip_operations southbridge_intel_i82801dx_ops = { - CHIP_NAME("Intel ICH4/ICH4-M (82801Dx) Series Southbridge") - .enable_dev = i82801dx_enable, -}; diff --git a/src/southbridge/intel/i82801dx/i82801dx.h b/src/southbridge/intel/i82801dx/i82801dx.h deleted file mode 100644 index 9864720ad0..0000000000 --- a/src/southbridge/intel/i82801dx/i82801dx.h +++ /dev/null @@ -1,172 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* the problem: we have 82801dbm support in fb1, and 82801er in fb2. - * fb1 code is what we want, fb2 structure is needed however. - * so we need to get fb1 code for 82801dbm into fb2 structure. - */ -/* What I did: took the 80801er stuff from fb2, verify it against the - * db stuff in fb1, and made sure it was right. - */ - -#ifndef I82801DX_H -#define I82801DX_H - -#include <acpi/acpi.h> - -#if !defined(__ASSEMBLER__) - -#include <device/device.h> - -void i82801dx_enable(struct device *dev); -void i82801dx_early_init(void); -void aseg_smm_lock(void); - -#endif - -#define DEBUG_PERIODIC_SMIS 0 - -#define MAINBOARD_POWER_OFF 0 -#define MAINBOARD_POWER_ON 1 -#define MAINBOARD_POWER_KEEP 2 - -/* - * 000 = Non-combined. P0 is primary master. P1 is secondary master. - * 001 = Non-combined. P0 is secondary master. P1 is primary master. - * 100 = Combined. P0 is primary master. P1 is primary slave. IDE is secondary; - * Primary IDE channel disabled. - * 101 = Combined. P0 is primary slave. P1 is primary master. IDE is secondary. - * 110 = Combined. IDE is primary. P0 is secondary master. P1 is secondary - * slave; Secondary IDE channel disabled. - * 111 = Combined. IDE is primary. P0 is secondary slave. P1 is secondary master. - */ -/* PCI Configuration Space (D31:F1) */ -#define IDE_TIM_PRI 0x40 /* IDE timings, primary */ -#define IDE_TIM_SEC 0x42 /* IDE timings, secondary */ - -/* IDE_TIM bits */ -#define IDE_DECODE_ENABLE (1 << 15) - -#define PCI_DMA_CFG 0x90 -#define SERIRQ_CNTL 0x64 -#define GEN_CNTL 0xd0 -#define GEN_STS 0xd4 -#define RTC_CONF 0xd8 -#define GEN_PMCON_3 0xa4 - -#define PCICMD 0x04 -#define PMBASE 0x40 -#define PMBASE_ADDR 0x0400 -#define DEFAULT_PMBASE PMBASE_ADDR -#define ACPI_CNTL 0x44 -#define ACPI_EN (1 << 4) -#define BIOS_CNTL 0x4E -#define GPIO_BASE 0x58 -#define GPIO_CNTL 0x5C -#define GPIOBASE_ADDR 0x0500 -#define PIRQA_ROUT 0x60 -#define PIRQB_ROUT 0x61 -#define PIRQC_ROUT 0x62 -#define PIRQD_ROUT 0x63 -#define PIRQE_ROUT 0x68 -#define PIRQF_ROUT 0x69 -#define PIRQG_ROUT 0x6A -#define PIRQH_ROUT 0x6B -#define COM_DEC 0xE0 -#define LPC_EN 0xE6 -#define FUNC_DIS 0xF2 - -/* 1e f0 244e */ - -#define CMD 0x04 -#define SBUS_NUM 0x19 -#define SUB_BUS_NUM 0x1A -#define SMLT 0x1B -#define IOBASE 0x1C -#define IOLIM 0x1D -#define MEMBASE 0x20 -#define MEMLIM 0x22 -#define CNF 0x50 -#define MTT 0x70 -#define PCI_MAST_STS 0x82 - -#define RTC_FAILED (1 <<2) - -#define PM1_STS 0x00 -#define WAK_STS (1 << 15) -#define PCIEXPWAK_STS (1 << 14) -#define PRBTNOR_STS (1 << 11) -#define RTC_STS (1 << 10) -#define PWRBTN_STS (1 << 8) -#define GBL_STS (1 << 5) -#define BM_STS (1 << 4) -#define TMROF_STS (1 << 0) -#define PM1_EN 0x02 -#define PCIEXPWAK_DIS (1 << 14) -#define RTC_EN (1 << 10) -#define PWRBTN_EN (1 << 8) -#define GBL_EN (1 << 5) -#define TMROF_EN (1 << 0) -#define PM1_CNT 0x04 -#define GBL_RLS (1 << 2) -#define BM_RLD (1 << 1) -#define SCI_EN (1 << 0) -#define PM1_TMR 0x08 -#define PROC_CNT 0x10 -#define LV2 0x14 -#define LV3 0x15 -#define LV4 0x16 -#define PM2_CNT 0x20 // mobile only -#define GPE0_STS 0x28 -#define PME_B0_STS (1 << 13) -#define USB3_STS (1 << 12) -#define PME_STS (1 << 11) -#define BATLOW_STS (1 << 10) -#define GST_STS (1 << 9) -#define RI_STS (1 << 8) -#define SMB_WAK_STS (1 << 7) -#define TCOSCI_STS (1 << 6) -#define AC97_STS (1 << 5) -#define USB2_STS (1 << 4) -#define USB1_STS (1 << 3) -#define SWGPE_STS (1 << 2) -#define HOT_PLUG_STS (1 << 1) -#define THRM_STS (1 << 0) -#define GPE0_EN 0x2c -#define PME_B0_EN (1 << 13) -#define PME_EN (1 << 11) -#define SMI_EN 0x30 -#define EL_SMI_EN (1 << 25) // Intel Quick Resume Technology -#define INTEL_USB2_EN (1 << 18) // Intel-Specific USB2 SMI logic -#define LEGACY_USB2_EN (1 << 17) // Legacy USB2 SMI logic -#define PERIODIC_EN (1 << 14) // SMI on PERIODIC_STS in SMI_STS -#define TCO_EN (1 << 13) // Enable TCO Logic (BIOSWE et al) -#define MCSMI_EN (1 << 11) // Trap microcontroller range access -#define BIOS_RLS (1 << 7) // asserts SCI on bit set -#define SWSMI_TMR_EN (1 << 6) // start software smi timer on bit set -#define APMC_EN (1 << 5) // Writes to APM_CNT cause SMI# -#define SLP_SMI_EN (1 << 4) // Write to SLP_EN in PM1_CNT asserts SMI# -#define LEGACY_USB_EN (1 << 3) // Legacy USB circuit SMI logic -#define BIOS_EN (1 << 2) // Assert SMI# on setting GBL_RLS bit -#define EOS (1 << 1) // End of SMI (deassert SMI#) -#define GBL_SMI_EN (1 << 0) // SMI# generation at all? -#define SMI_STS 0x34 -#define ALT_GP_SMI_EN 0x38 -#define ALT_GP_SMI_STS 0x3a -#define GPE_CNTL 0x42 -#define DEVACT_STS 0x44 -#define SS_CNT 0x50 -#define C3_RES 0x54 - -#define TCOBASE 0x60 /* TCO Base Address Register */ -#define TCO1_CNT 0x08 /* TCO1 Control Register */ - -#define GEN_PMCON_1 0xa0 -#define GEN_PMCON_2 0xa2 -#define GEN_PMCON_3 0xa4 - -/* GEN_PMCON_3 bits */ -#define RTC_BATTERY_DEAD (1 << 2) -#define RTC_POWER_FAILED (1 << 1) -#define SLEEP_AFTER_POWER_FAIL (1 << 0) - -#endif /* I82801DX_H */ diff --git a/src/southbridge/intel/i82801dx/ide.c b/src/southbridge/intel/i82801dx/ide.c deleted file mode 100644 index a54e49781e..0000000000 --- a/src/southbridge/intel/i82801dx/ide.c +++ /dev/null @@ -1,64 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include "chip.h" -#include "i82801dx.h" - -typedef struct southbridge_intel_i82801dx_config config_t; - -static void ide_init(struct device *dev) -{ - /* Get the chip configuration */ - config_t *config = dev->chip_info; - - /* Enable IDE devices so the Linux IDE driver will work. */ - uint16_t ideTimingConfig; - - ideTimingConfig = pci_read_config16(dev, IDE_TIM_PRI); - ideTimingConfig &= ~IDE_DECODE_ENABLE; - if (!config || config->ide0_enable) { - /* Enable primary IDE interface. */ - ideTimingConfig |= IDE_DECODE_ENABLE; - printk(BIOS_DEBUG, "IDE0: Primary IDE interface is enabled\n"); - } else { - printk(BIOS_INFO, "IDE0: Primary IDE interface is disabled\n"); - } - pci_write_config16(dev, IDE_TIM_PRI, ideTimingConfig); - - ideTimingConfig = pci_read_config16(dev, IDE_TIM_SEC); - ideTimingConfig &= ~IDE_DECODE_ENABLE; - if (!config || config->ide1_enable) { - /* Enable secondary IDE interface. */ - ideTimingConfig |= IDE_DECODE_ENABLE; - printk(BIOS_DEBUG, "IDE1: Secondary IDE interface is enabled\n"); - } else { - printk(BIOS_INFO, "IDE1: Secondary IDE interface is disabled\n"); - } - pci_write_config16(dev, IDE_TIM_SEC, ideTimingConfig); -} - -static struct device_operations ide_ops = { - .read_resources = pci_dev_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .init = ide_init, - .enable = i82801dx_enable, -}; - -/* 82801DB */ -static const struct pci_driver i82801db_ide __pci_driver = { - .ops = &ide_ops, - .vendor = PCI_VID_INTEL, - .device = 0x24cb, -}; - -/* 82801DBM */ -static const struct pci_driver i82801dbm_ide __pci_driver = { - .ops = &ide_ops, - .vendor = PCI_VID_INTEL, - .device = 0x24ca, -}; diff --git a/src/southbridge/intel/i82801dx/lpc.c b/src/southbridge/intel/i82801dx/lpc.c deleted file mode 100644 index 46c731ac94..0000000000 --- a/src/southbridge/intel/i82801dx/lpc.c +++ /dev/null @@ -1,334 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <arch/hpet.h> -#include <arch/io.h> -#include <arch/ioapic.h> -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <option.h> -#include <pc80/mc146818rtc.h> -#include <pc80/isa-dma.h> -#include <pc80/i8259.h> -#include "chip.h" -#include "i82801dx.h" - -#define NMI_OFF 0 - -typedef struct southbridge_intel_i82801dx_config config_t; - -/** - * Enable ACPI I/O range. - * - * @param dev PCI device with ACPI and PM BAR's - */ -static void i82801dx_enable_acpi(struct device *dev) -{ - /* Set ACPI base address (I/O space). */ - pci_write_config32(dev, PMBASE, (PMBASE_ADDR | 1)); - - /* Enable ACPI I/O range decode and ACPI power management. */ - pci_write_config8(dev, ACPI_CNTL, ACPI_EN); -} - -/** - * Set miscellaneous static southbridge features. - * - * @param dev PCI device with I/O APIC control registers - */ -static void i82801dx_enable_ioapic(struct device *dev) -{ - u32 reg32; - - reg32 = pci_read_config32(dev, GEN_CNTL); - reg32 |= (1 << 13); /* Coprocessor error enable (COPR_ERR_EN) */ - reg32 |= (3 << 7); /* IOAPIC enable (APIC_EN) */ - reg32 |= (1 << 2); /* DMA collection buffer enable (DCB_EN) */ - reg32 |= (1 << 1); /* Delayed transaction enable (DTE) */ - pci_write_config32(dev, GEN_CNTL, reg32); - printk(BIOS_DEBUG, "IOAPIC Southbridge enabled %x\n", reg32); - - setup_ioapic(VIO_APIC_VADDR, 0x02); - - ioapic_set_boot_config(VIO_APIC_VADDR, true); -} - -static void i82801dx_enable_serial_irqs(struct device *dev) -{ - /* Set packet length and toggle silent mode bit. */ - pci_write_config8(dev, SERIRQ_CNTL, - (1 << 7) | (1 << 6) | ((21 - 17) << 2) | (0 << 0)); - pci_write_config8(dev, SERIRQ_CNTL, - (1 << 7) | (0 << 6) | ((21 - 17) << 2) | (0 << 0)); -} - -static void i82801dx_pirq_init(struct device *dev) -{ - /* Get the chip configuration */ - config_t *config = dev->chip_info; - - pci_write_config8(dev, PIRQA_ROUT, config->pirqa_routing); - pci_write_config8(dev, PIRQB_ROUT, config->pirqb_routing); - pci_write_config8(dev, PIRQC_ROUT, config->pirqc_routing); - pci_write_config8(dev, PIRQD_ROUT, config->pirqd_routing); - pci_write_config8(dev, PIRQE_ROUT, config->pirqe_routing); - pci_write_config8(dev, PIRQF_ROUT, config->pirqf_routing); - pci_write_config8(dev, PIRQG_ROUT, config->pirqg_routing); - pci_write_config8(dev, PIRQH_ROUT, config->pirqh_routing); -} - -static void i82801dx_power_options(struct device *dev) -{ - u8 reg8; - u16 reg16, pmbase; - u32 reg32; - const char *state; - - /* Which state do we want to goto after g3 (power restored)? - * 0 == S0 Full On - * 1 == S5 Soft Off - * - * If the option is not existent (Laptops), use MAINBOARD_POWER_ON. - */ - const unsigned int pwr_on = get_uint_option("power_on_after_fail", MAINBOARD_POWER_ON); - - reg8 = pci_read_config8(dev, GEN_PMCON_3); - reg8 &= 0xfe; - switch (pwr_on) { - case MAINBOARD_POWER_OFF: - reg8 |= 1; - state = "off"; - break; - case MAINBOARD_POWER_ON: - reg8 &= ~1; - state = "on"; - break; - case MAINBOARD_POWER_KEEP: - reg8 &= ~1; - state = "state keep"; - break; - default: - state = "undefined"; - } - - reg8 &= ~(1 << 3); /* minimum assertion is 1 to 2 RTCCLK */ - - pci_write_config8(dev, GEN_PMCON_3, reg8); - printk(BIOS_INFO, "Set power %s after power failure.\n", state); - - /* Set up NMI on errors. */ - reg8 = inb(0x61); - reg8 &= 0x0f; /* Higher Nibble must be 0 */ - reg8 &= ~(1 << 3); /* IOCHK# NMI Enable */ - // reg8 &= ~(1 << 2); /* PCI SERR# Enable */ - reg8 |= (1 << 2); /* PCI SERR# Disable for now */ - outb(reg8, 0x61); - - reg8 = inb(0x70); - const unsigned int nmi_option = get_uint_option("nmi", NMI_OFF); - if (nmi_option) { - printk(BIOS_INFO, "NMI sources enabled.\n"); - reg8 &= ~(1 << 7); /* Set NMI. */ - } else { - printk(BIOS_INFO, "NMI sources disabled.\n"); - reg8 |= (1 << 7); /* Disable NMI. */ - } - outb(reg8, 0x70); - - /* Set SMI# rate down and enable CPU_SLP# */ - reg16 = pci_read_config16(dev, GEN_PMCON_1); - reg16 &= ~(3 << 0); // SMI# rate 1 minute - reg16 |= (1 << 5); // CPUSLP_EN Desktop only - pci_write_config16(dev, GEN_PMCON_1, reg16); - - pmbase = pci_read_config16(dev, 0x40) & 0xfffe; - - /* Set up power management block and determine sleep mode */ - reg32 = inl(pmbase + 0x04); // PM1_CNT - - reg32 &= ~(7 << 10); // SLP_TYP - reg32 |= (1 << 0); // SCI_EN - outl(reg32, pmbase + 0x04); -} - -static void gpio_init(struct device *dev) -{ - /* This should be done in romstage.c already */ - pci_write_config32(dev, GPIO_BASE, (GPIOBASE_ADDR | 1)); - pci_write_config8(dev, GPIO_CNTL, 0x10); -} - -static void i82801dx_rtc_init(struct device *dev) -{ - u8 reg8; - u32 reg32; - int rtc_failed; - - reg8 = pci_read_config8(dev, GEN_PMCON_3); - rtc_failed = reg8 & RTC_BATTERY_DEAD; - if (rtc_failed) { - reg8 &= ~(1 << 1); /* Preserve the power fail state. */ - pci_write_config8(dev, GEN_PMCON_3, reg8); - } - reg32 = pci_read_config32(dev, GEN_STS); - rtc_failed |= reg32 & (1 << 2); - cmos_init(rtc_failed); - - /* Enable access to the upper 128 byte bank of CMOS RAM. */ - pci_write_config8(dev, RTC_CONF, 0x04); -} - -static void i82801dx_lpc_route_dma(struct device *dev, u8 mask) -{ - u16 reg16; - int i; - - reg16 = pci_read_config16(dev, PCI_DMA_CFG); - reg16 &= 0x300; - for (i = 0; i < 8; i++) { - if (i == 4) - continue; - reg16 |= ((mask & (1 << i)) ? 3 : 1) << (i * 2); - } - pci_write_config16(dev, PCI_DMA_CFG, reg16); -} - -static void i82801dx_lpc_decode_en(struct device *dev) -{ - /* Decode 0x3F8-0x3FF (COM1) for COMA port, 0x2F8-0x2FF (COM2) for COMB. - * LPT decode defaults to 0x378-0x37F and 0x778-0x77F. - * Floppy decode defaults to 0x3F0-0x3F5, 0x3F7. - * We also need to set the value for LPC I/F Enables Register. - */ - pci_write_config8(dev, COM_DEC, 0x10); - pci_write_config16(dev, LPC_EN, 0x300F); -} - -/* ICH4 does not mention HPET in the docs, but - * all ICH3 and ICH4 do have HPETs built in. - */ -static void enable_hpet(struct device *dev) -{ - u32 reg32, hpet, val; - - /* Set HPET base address and enable it */ - printk(BIOS_DEBUG, "Enabling HPET at 0x%x\n", HPET_BASE_ADDRESS); - reg32 = pci_read_config32(dev, GEN_CNTL); - /* - * Bit 17 is HPET enable bit. - * Bit 16:15 control the HPET base address. - */ - reg32 &= ~(3 << 15); /* Clear it */ - - hpet = HPET_BASE_ADDRESS >> 12; - hpet &= 0x3; - - reg32 |= (hpet << 15); - reg32 |= (1 << 17); /* Enable HPET. */ - pci_write_config32(dev, GEN_CNTL, reg32); - - /* Check to see whether it took */ - reg32 = pci_read_config32(dev, GEN_CNTL); - val = reg32 >> 15; - val &= 0x7; - - if ((val & 0x4) && (hpet == (val & 0x3))) { - printk(BIOS_INFO, "HPET enabled at 0x%x\n", HPET_BASE_ADDRESS); - } else { - printk(BIOS_WARNING, "HPET was not enabled correctly\n"); - reg32 &= ~(1 << 17); /* Clear Enable */ - pci_write_config32(dev, GEN_CNTL, reg32); - } -} - -static void lpc_init(struct device *dev) -{ - i82801dx_enable_acpi(dev); - /* IO APIC initialization. */ - i82801dx_enable_ioapic(dev); - - i82801dx_enable_serial_irqs(dev); - - /* Setup the PIRQ. */ - i82801dx_pirq_init(dev); - - /* Setup power options. */ - i82801dx_power_options(dev); - - /* Set the state of the GPIO lines. */ - gpio_init(dev); - - /* Initialize the real time clock. */ - i82801dx_rtc_init(dev); - - /* Route DMA. */ - i82801dx_lpc_route_dma(dev, 0xff); - - /* Initialize ISA DMA. */ - isa_dma_init(); - - /* Setup decode ports and LPC I/F enables. */ - i82801dx_lpc_decode_en(dev); - - /* Initialize the High Precision Event Timers */ - enable_hpet(dev); - - setup_i8259(); - - /* Don't allow evil boot loaders, kernels, or - * userspace applications to deceive us: - */ - if (CONFIG(SMM_LEGACY_ASEG)) - aseg_smm_lock(); -} - -static void i82801dx_lpc_read_resources(struct device *dev) -{ - struct resource *res; - - /* Get the normal PCI resources of this device. */ - pci_dev_read_resources(dev); - - /* Add an extra subtractive resource for both memory and I/O. */ - res = new_resource(dev, IOINDEX_SUBTRACTIVE(0, 0)); - res->base = 0; - res->size = 0x1000; - res->flags = IORESOURCE_IO | IORESOURCE_SUBTRACTIVE | - IORESOURCE_ASSIGNED | IORESOURCE_FIXED; - - res = new_resource(dev, IOINDEX_SUBTRACTIVE(1, 0)); - res->base = 0xff800000; - res->size = 0x00800000; /* 8 MB for flash */ - res->flags = IORESOURCE_MEM | IORESOURCE_SUBTRACTIVE | - IORESOURCE_ASSIGNED | IORESOURCE_FIXED; - - res = new_resource(dev, 3); /* IOAPIC */ - res->base = IO_APIC_ADDR; - res->size = 0x00001000; - res->flags = IORESOURCE_MEM | IORESOURCE_ASSIGNED | IORESOURCE_FIXED; -} - -static struct device_operations lpc_ops = { - .read_resources = i82801dx_lpc_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .init = lpc_init, - .scan_bus = scan_static_bus, - .enable = i82801dx_enable, -}; - -/* 82801DB/DBL */ -static const struct pci_driver lpc_driver_db __pci_driver = { - .ops = &lpc_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_LPC, -}; - -/* 82801DBM */ -static const struct pci_driver lpc_driver_dbm __pci_driver = { - .ops = &lpc_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DBM_LPC, -}; diff --git a/src/southbridge/intel/i82801dx/pci.c b/src/southbridge/intel/i82801dx/pci.c deleted file mode 100644 index 77437056b9..0000000000 --- a/src/southbridge/intel/i82801dx/pci.c +++ /dev/null @@ -1,35 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include "i82801dx.h" - -static void pci_init(struct device *dev) -{ - /* System error enable */ - pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_SERR | PCI_COMMAND_PARITY); -} - -static struct device_operations pci_ops = { - .read_resources = pci_bus_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_bus_enable_resources, - .init = pci_init, - .scan_bus = pci_scan_bridge, -}; - -/* 82801DB */ -static const struct pci_driver pci_driver_db __pci_driver = { - .ops = &pci_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_PCI, -}; - -/* 82801DBM/DBL */ -static const struct pci_driver pci_driver_dbm __pci_driver = { - .ops = &pci_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DBM_PCI, -}; diff --git a/src/southbridge/intel/i82801dx/smi.c b/src/southbridge/intel/i82801dx/smi.c deleted file mode 100644 index dd993cedb0..0000000000 --- a/src/southbridge/intel/i82801dx/smi.c +++ /dev/null @@ -1,323 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/device.h> -#include <device/pci.h> -#include <console/console.h> -#include <acpi/acpi.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <cpu/x86/cache.h> -#include <cpu/x86/smm.h> -#include <cpu/x86/smi_deprecated.h> -#include <string.h> -#include "i82801dx.h" - -void northbridge_write_smram(u8 smram); - -/* For intel/e7505. */ -#define D_OPEN (1 << 6) -#define D_CLS (1 << 5) -#define D_LCK (1 << 4) -#define G_SMRAME (1 << 3) -#define C_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0)) - -/* While we read PMBASE dynamically in case it changed, let's - * initialize it with a sane value - */ -static u16 pmbase = PMBASE_ADDR; - -/** - * @brief read and clear PM1_STS - * @return PM1_STS register - */ -static u16 reset_pm1_status(void) -{ - u16 reg16; - - reg16 = inw(pmbase + PM1_STS); - /* set status bits are cleared by writing 1 to them */ - outw(reg16, pmbase + PM1_STS); - - return reg16; -} - -static void dump_pm1_status(u16 pm1_sts) -{ - printk(BIOS_DEBUG, "PM1_STS: "); - if (pm1_sts & (1 << 15)) printk(BIOS_DEBUG, "WAK "); - if (pm1_sts & (1 << 14)) printk(BIOS_DEBUG, "PCIEXPWAK "); - if (pm1_sts & (1 << 11)) printk(BIOS_DEBUG, "PRBTNOR "); - if (pm1_sts & (1 << 10)) printk(BIOS_DEBUG, "RTC "); - if (pm1_sts & (1 << 8)) printk(BIOS_DEBUG, "PWRBTN "); - if (pm1_sts & (1 << 5)) printk(BIOS_DEBUG, "GBL "); - if (pm1_sts & (1 << 4)) printk(BIOS_DEBUG, "BM "); - if (pm1_sts & (1 << 0)) printk(BIOS_DEBUG, "TMROF "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief read and clear SMI_STS - * @return SMI_STS register - */ -static u32 reset_smi_status(void) -{ - u32 reg32; - - reg32 = inl(pmbase + SMI_STS); - /* set status bits are cleared by writing 1 to them */ - outl(reg32, pmbase + SMI_STS); - - return reg32; -} - -static void dump_smi_status(u32 smi_sts) -{ - printk(BIOS_DEBUG, "SMI_STS: "); - if (smi_sts & (1 << 26)) printk(BIOS_DEBUG, "SPI "); - if (smi_sts & (1 << 25)) printk(BIOS_DEBUG, "EL_SMI "); - if (smi_sts & (1 << 21)) printk(BIOS_DEBUG, "MONITOR "); - if (smi_sts & (1 << 20)) printk(BIOS_DEBUG, "PCI_EXP_SMI "); - if (smi_sts & (1 << 18)) printk(BIOS_DEBUG, "INTEL_USB2 "); - if (smi_sts & (1 << 17)) printk(BIOS_DEBUG, "LEGACY_USB2 "); - if (smi_sts & (1 << 16)) printk(BIOS_DEBUG, "SMBUS_SMI "); - if (smi_sts & (1 << 15)) printk(BIOS_DEBUG, "SERIRQ_SMI "); - if (smi_sts & (1 << 14)) printk(BIOS_DEBUG, "PERIODIC "); - if (smi_sts & (1 << 13)) printk(BIOS_DEBUG, "TCO "); - if (smi_sts & (1 << 12)) printk(BIOS_DEBUG, "DEVMON "); - if (smi_sts & (1 << 11)) printk(BIOS_DEBUG, "MCSMI "); - if (smi_sts & (1 << 10)) printk(BIOS_DEBUG, "GPI "); - if (smi_sts & (1 << 9)) printk(BIOS_DEBUG, "GPE0 "); - if (smi_sts & (1 << 8)) printk(BIOS_DEBUG, "PM1 "); - if (smi_sts & (1 << 6)) printk(BIOS_DEBUG, "SWSMI_TMR "); - if (smi_sts & (1 << 5)) printk(BIOS_DEBUG, "APM "); - if (smi_sts & (1 << 4)) printk(BIOS_DEBUG, "SLP_SMI "); - if (smi_sts & (1 << 3)) printk(BIOS_DEBUG, "LEGACY_USB "); - if (smi_sts & (1 << 2)) printk(BIOS_DEBUG, "BIOS "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief read and clear GPE0_STS - * @return GPE0_STS register - */ -static u32 reset_gpe0_status(void) -{ - u32 reg32; - - reg32 = inl(pmbase + GPE0_STS); - /* set status bits are cleared by writing 1 to them */ - outl(reg32, pmbase + GPE0_STS); - - return reg32; -} - -static void dump_gpe0_status(u32 gpe0_sts) -{ - int i; - printk(BIOS_DEBUG, "GPE0_STS: "); - for (i=31; i>= 16; i--) { - if (gpe0_sts & (1 << i)) printk(BIOS_DEBUG, "GPIO%d ", (i-16)); - } - if (gpe0_sts & (1 << 14)) printk(BIOS_DEBUG, "USB4 "); - if (gpe0_sts & (1 << 13)) printk(BIOS_DEBUG, "PME_B0 "); - if (gpe0_sts & (1 << 12)) printk(BIOS_DEBUG, "USB3 "); - if (gpe0_sts & (1 << 11)) printk(BIOS_DEBUG, "PME "); - if (gpe0_sts & (1 << 10)) printk(BIOS_DEBUG, "EL_SCI/BATLOW "); - if (gpe0_sts & (1 << 9)) printk(BIOS_DEBUG, "PCI_EXP "); - if (gpe0_sts & (1 << 8)) printk(BIOS_DEBUG, "RI "); - if (gpe0_sts & (1 << 7)) printk(BIOS_DEBUG, "SMB_WAK "); - if (gpe0_sts & (1 << 6)) printk(BIOS_DEBUG, "TCO_SCI "); - if (gpe0_sts & (1 << 5)) printk(BIOS_DEBUG, "AC97 "); - if (gpe0_sts & (1 << 4)) printk(BIOS_DEBUG, "USB2 "); - if (gpe0_sts & (1 << 3)) printk(BIOS_DEBUG, "USB1 "); - if (gpe0_sts & (1 << 2)) printk(BIOS_DEBUG, "HOT_PLUG "); - if (gpe0_sts & (1 << 0)) printk(BIOS_DEBUG, "THRM "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief read and clear ALT_GP_SMI_STS - * @return ALT_GP_SMI_STS register - */ -static u16 reset_alt_gp_smi_status(void) -{ - u16 reg16; - - reg16 = inl(pmbase + ALT_GP_SMI_STS); - /* set status bits are cleared by writing 1 to them */ - outl(reg16, pmbase + ALT_GP_SMI_STS); - - return reg16; -} - -static void dump_alt_gp_smi_status(u16 alt_gp_smi_sts) -{ - int i; - printk(BIOS_DEBUG, "ALT_GP_SMI_STS: "); - for (i=15; i>= 0; i--) { - if (alt_gp_smi_sts & (1 << i)) printk(BIOS_DEBUG, "GPI%d ", i); - } - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief read and clear TCOx_STS - * @return TCOx_STS registers - */ -static u32 reset_tco_status(void) -{ - u32 tcobase = pmbase + 0x60; - u32 reg32; - - reg32 = inl(tcobase + 0x04); - /* set status bits are cleared by writing 1 to them */ - outl(reg32 & ~(1<<18), tcobase + 0x04); // Don't clear BOOT_STS before SECOND_TO_STS - if (reg32 & (1 << 18)) - outl(reg32 & (1<<18), tcobase + 0x04); // clear BOOT_STS - - return reg32; -} - -static void dump_tco_status(u32 tco_sts) -{ - printk(BIOS_DEBUG, "TCO_STS: "); - if (tco_sts & (1 << 20)) printk(BIOS_DEBUG, "SMLINK_SLV "); - if (tco_sts & (1 << 18)) printk(BIOS_DEBUG, "BOOT "); - if (tco_sts & (1 << 17)) printk(BIOS_DEBUG, "SECOND_TO "); - if (tco_sts & (1 << 16)) printk(BIOS_DEBUG, "INTRD_DET "); - if (tco_sts & (1 << 12)) printk(BIOS_DEBUG, "DMISERR "); - if (tco_sts & (1 << 10)) printk(BIOS_DEBUG, "DMISMI "); - if (tco_sts & (1 << 9)) printk(BIOS_DEBUG, "DMISCI "); - if (tco_sts & (1 << 8)) printk(BIOS_DEBUG, "BIOSWR "); - if (tco_sts & (1 << 7)) printk(BIOS_DEBUG, "NEWCENTURY "); - if (tco_sts & (1 << 3)) printk(BIOS_DEBUG, "TIMEOUT "); - if (tco_sts & (1 << 2)) printk(BIOS_DEBUG, "TCO_INT "); - if (tco_sts & (1 << 1)) printk(BIOS_DEBUG, "SW_TCO "); - if (tco_sts & (1 << 0)) printk(BIOS_DEBUG, "NMI2SMI "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief Set the EOS bit - */ -static void smi_set_eos(void) -{ - u8 reg8; - - reg8 = inb(pmbase + SMI_EN); - reg8 |= EOS; - outb(reg8, pmbase + SMI_EN); -} - -extern uint8_t smm_relocation_start, smm_relocation_end; -static void *default_smm_area = NULL; - -static void aseg_smm_relocate(void) -{ - u32 smi_en; - u16 pm1_en; - - printk(BIOS_DEBUG, "Initializing SMM handler..."); - - pmbase = pci_read_config16(pcidev_on_root(0x1f, 0), 0x40) & 0xfffc; - printk(BIOS_SPEW, " ... pmbase = 0x%04x\n", pmbase); - - smi_en = inl(pmbase + SMI_EN); - if (smi_en & APMC_EN) { - printk(BIOS_INFO, "SMI# handler already enabled?\n"); - return; - } - - default_smm_area = backup_default_smm_area(); - - /* copy the SMM relocation code */ - memcpy((void *)0x38000, &smm_relocation_start, - &smm_relocation_end - &smm_relocation_start); - wbinvd(); - - printk(BIOS_DEBUG, "\n"); - dump_smi_status(reset_smi_status()); - dump_pm1_status(reset_pm1_status()); - dump_gpe0_status(reset_gpe0_status()); - dump_alt_gp_smi_status(reset_alt_gp_smi_status()); - dump_tco_status(reset_tco_status()); - - /* Enable SMI generation: - * - on TCO events - * - on APMC writes (io 0xb2) - * - on writes to SLP_EN (sleep states) - * - on writes to GBL_RLS (bios commands) - * No SMIs: - * - on microcontroller writes (io 0x62/0x66) - */ - - smi_en = 0; /* reset SMI enables */ - smi_en |= TCO_EN; - smi_en |= APMC_EN; - if (CONFIG(DEBUG_PERIODIC_SMI)) - smi_en |= PERIODIC_EN; - smi_en |= SLP_SMI_EN; - smi_en |= BIOS_EN; - - /* The following need to be on for SMIs to happen */ - smi_en |= EOS | GBL_SMI_EN; - - outl(smi_en, pmbase + SMI_EN); - - pm1_en = 0; - pm1_en |= PWRBTN_EN; - pm1_en |= GBL_EN; - outw(pm1_en, pmbase + PM1_EN); - - /** - * There are several methods of raising a controlled SMI# via - * software, among them: - * - Writes to io 0xb2 (APMC) - * - Writes to the Local Apic ICR with Delivery mode SMI. - * - * Using the local APIC is a bit more tricky. According to - * AMD Family 11 Processor BKDG no destination shorthand must be - * used. - * The whole SMM initialization is quite a bit hardware specific, so - * I'm not too worried about the better of the methods at the moment - */ - - /* raise an SMI interrupt */ - printk(BIOS_SPEW, " ... raise SMI#\n"); - apm_control(APM_CNT_NOOP_SMI); -} - -static void aseg_smm_install(void) -{ - /* copy the real SMM handler */ - memcpy((void *)0xa0000, _binary_smm_start, - _binary_smm_end - _binary_smm_start); - wbinvd(); -} - -void smm_init(void) -{ - /* Put SMM code to 0xa0000 */ - aseg_smm_install(); - - /* Put relocation code to 0x38000 and relocate SMBASE */ - aseg_smm_relocate(); - - /* We're done. Make sure SMIs can happen! */ - smi_set_eos(); -} - -void smm_init_completion(void) -{ - restore_default_smm_area(default_smm_area); -} - -void aseg_smm_lock(void) -{ - /* LOCK the SMM memory window and enable normal SMM. - * After running this function, only a full reset can - * make the SMM registers writable again. - */ - printk(BIOS_DEBUG, "Locking SMM.\n"); - northbridge_write_smram(D_LCK | G_SMRAME | C_BASE_SEG); -} diff --git a/src/southbridge/intel/i82801dx/smihandler.c b/src/southbridge/intel/i82801dx/smihandler.c deleted file mode 100644 index 575d1ba055..0000000000 --- a/src/southbridge/intel/i82801dx/smihandler.c +++ /dev/null @@ -1,491 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <types.h> -#include <arch/io.h> -#include <device/pci_ops.h> -#include <console/console.h> -#include <cpu/x86/cache.h> -#include <cpu/x86/smm.h> -#include <device/pci_def.h> -#include "i82801dx.h" - -#define DEBUG_SMI - -/* I830M */ -#define SMRAM 0x90 -#define D_OPEN (1 << 6) -#define D_CLS (1 << 5) -#define D_LCK (1 << 4) -#define G_SMRANE (1 << 3) -#define C_BASE_SEG ((0 << 2) | (1 << 1) | (0 << 0)) - -/* While we read PMBASE dynamically in case it changed, let's - * initialize it with a sane value - */ -u16 pmbase = PMBASE_ADDR; - -/** - * @brief read and clear PM1_STS - * @return PM1_STS register - */ -static u16 reset_pm1_status(void) -{ - u16 reg16; - - reg16 = inw(pmbase + PM1_STS); - /* set status bits are cleared by writing 1 to them */ - outw(reg16, pmbase + PM1_STS); - - return reg16; -} - -static void dump_pm1_status(u16 pm1_sts) -{ - printk(BIOS_SPEW, "PM1_STS: "); - if (pm1_sts & (1 << 15)) printk(BIOS_SPEW, "WAK "); - if (pm1_sts & (1 << 14)) printk(BIOS_SPEW, "PCIEXPWAK "); - if (pm1_sts & (1 << 11)) printk(BIOS_SPEW, "PRBTNOR "); - if (pm1_sts & (1 << 10)) printk(BIOS_SPEW, "RTC "); - if (pm1_sts & (1 << 8)) printk(BIOS_SPEW, "PWRBTN "); - if (pm1_sts & (1 << 5)) printk(BIOS_SPEW, "GBL "); - if (pm1_sts & (1 << 4)) printk(BIOS_SPEW, "BM "); - if (pm1_sts & (1 << 0)) printk(BIOS_SPEW, "TMROF "); - printk(BIOS_SPEW, "\n"); - int reg16 = inw(pmbase + PM1_EN); - printk(BIOS_SPEW, "PM1_EN: %x\n", reg16); -} - -/** - * @brief read and clear SMI_STS - * @return SMI_STS register - */ -static u32 reset_smi_status(void) -{ - u32 reg32; - - reg32 = inl(pmbase + SMI_STS); - /* set status bits are cleared by writing 1 to them */ - outl(reg32, pmbase + SMI_STS); - - return reg32; -} - -static void dump_smi_status(u32 smi_sts) -{ - printk(BIOS_DEBUG, "SMI_STS: "); - if (smi_sts & (1 << 26)) printk(BIOS_DEBUG, "SPI "); - if (smi_sts & (1 << 25)) printk(BIOS_DEBUG, "EL_SMI "); - if (smi_sts & (1 << 21)) printk(BIOS_DEBUG, "MONITOR "); - if (smi_sts & (1 << 20)) printk(BIOS_DEBUG, "PCI_EXP_SMI "); - if (smi_sts & (1 << 18)) printk(BIOS_DEBUG, "INTEL_USB2 "); - if (smi_sts & (1 << 17)) printk(BIOS_DEBUG, "LEGACY_USB2 "); - if (smi_sts & (1 << 16)) printk(BIOS_DEBUG, "SMBUS_SMI "); - if (smi_sts & (1 << 15)) printk(BIOS_DEBUG, "SERIRQ_SMI "); - if (smi_sts & (1 << 14)) printk(BIOS_DEBUG, "PERIODIC "); - if (smi_sts & (1 << 13)) printk(BIOS_DEBUG, "TCO "); - if (smi_sts & (1 << 12)) printk(BIOS_DEBUG, "DEVMON "); - if (smi_sts & (1 << 11)) printk(BIOS_DEBUG, "MCSMI "); - if (smi_sts & (1 << 10)) printk(BIOS_DEBUG, "GPI "); - if (smi_sts & (1 << 9)) printk(BIOS_DEBUG, "GPE0 "); - if (smi_sts & (1 << 8)) printk(BIOS_DEBUG, "PM1 "); - if (smi_sts & (1 << 6)) printk(BIOS_DEBUG, "SWSMI_TMR "); - if (smi_sts & (1 << 5)) printk(BIOS_DEBUG, "APM "); - if (smi_sts & (1 << 4)) printk(BIOS_DEBUG, "SLP_SMI "); - if (smi_sts & (1 << 3)) printk(BIOS_DEBUG, "LEGACY_USB "); - if (smi_sts & (1 << 2)) printk(BIOS_DEBUG, "BIOS "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief read and clear GPE0_STS - * @return GPE0_STS register - */ -static u32 reset_gpe0_status(void) -{ - u32 reg32; - - reg32 = inl(pmbase + GPE0_STS); - /* set status bits are cleared by writing 1 to them */ - outl(reg32, pmbase + GPE0_STS); - - return reg32; -} - -static void dump_gpe0_status(u32 gpe0_sts) -{ - int i; - printk(BIOS_DEBUG, "GPE0_STS: "); - for (i=31; i>= 16; i--) { - if (gpe0_sts & (1 << i)) printk(BIOS_DEBUG, "GPIO%d ", (i-16)); - } - if (gpe0_sts & (1 << 14)) printk(BIOS_DEBUG, "USB4 "); - if (gpe0_sts & (1 << 13)) printk(BIOS_DEBUG, "PME_B0 "); - if (gpe0_sts & (1 << 12)) printk(BIOS_DEBUG, "USB3 "); - if (gpe0_sts & (1 << 11)) printk(BIOS_DEBUG, "PME "); - if (gpe0_sts & (1 << 10)) printk(BIOS_DEBUG, "EL_SCI/BATLOW "); - if (gpe0_sts & (1 << 9)) printk(BIOS_DEBUG, "PCI_EXP "); - if (gpe0_sts & (1 << 8)) printk(BIOS_DEBUG, "RI "); - if (gpe0_sts & (1 << 7)) printk(BIOS_DEBUG, "SMB_WAK "); - if (gpe0_sts & (1 << 6)) printk(BIOS_DEBUG, "TCO_SCI "); - if (gpe0_sts & (1 << 5)) printk(BIOS_DEBUG, "AC97 "); - if (gpe0_sts & (1 << 4)) printk(BIOS_DEBUG, "USB2 "); - if (gpe0_sts & (1 << 3)) printk(BIOS_DEBUG, "USB1 "); - if (gpe0_sts & (1 << 2)) printk(BIOS_DEBUG, "HOT_PLUG "); - if (gpe0_sts & (1 << 0)) printk(BIOS_DEBUG, "THRM "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief read and clear TCOx_STS - * @return TCOx_STS registers - */ -static u32 reset_tco_status(void) -{ - u32 tcobase = pmbase + 0x60; - u32 reg32; - - reg32 = inl(tcobase + 0x04); - /* set status bits are cleared by writing 1 to them */ - outl(reg32 & ~(1<<18), tcobase + 0x04); // Don't clear BOOT_STS before SECOND_TO_STS - if (reg32 & (1 << 18)) - outl(reg32 & (1<<18), tcobase + 0x04); // clear BOOT_STS - - return reg32; -} - -static void dump_tco_status(u32 tco_sts) -{ - printk(BIOS_DEBUG, "TCO_STS: "); - if (tco_sts & (1 << 20)) printk(BIOS_DEBUG, "SMLINK_SLV "); - if (tco_sts & (1 << 18)) printk(BIOS_DEBUG, "BOOT "); - if (tco_sts & (1 << 17)) printk(BIOS_DEBUG, "SECOND_TO "); - if (tco_sts & (1 << 16)) printk(BIOS_DEBUG, "INTRD_DET "); - if (tco_sts & (1 << 12)) printk(BIOS_DEBUG, "DMISERR "); - if (tco_sts & (1 << 10)) printk(BIOS_DEBUG, "DMISMI "); - if (tco_sts & (1 << 9)) printk(BIOS_DEBUG, "DMISCI "); - if (tco_sts & (1 << 8)) printk(BIOS_DEBUG, "BIOSWR "); - if (tco_sts & (1 << 7)) printk(BIOS_DEBUG, "NEWCENTURY "); - if (tco_sts & (1 << 3)) printk(BIOS_DEBUG, "TIMEOUT "); - if (tco_sts & (1 << 2)) printk(BIOS_DEBUG, "TCO_INT "); - if (tco_sts & (1 << 1)) printk(BIOS_DEBUG, "SW_TCO "); - if (tco_sts & (1 << 0)) printk(BIOS_DEBUG, "NMI2SMI "); - printk(BIOS_DEBUG, "\n"); -} - -/** - * @brief Set the EOS bit - */ -void southbridge_smi_set_eos(void) -{ - u8 reg8; - - reg8 = inb(pmbase + SMI_EN); - reg8 |= EOS; - outb(reg8, pmbase + SMI_EN); -} - -static void busmaster_disable_on_bus(int bus) -{ - int slot, func; - unsigned int val; - unsigned char hdr; - - for (slot = 0; slot < 0x20; slot++) { - for (func = 0; func < 8; func++) { - u16 reg16; - pci_devfn_t dev = PCI_DEV(bus, slot, func); - - val = pci_read_config32(dev, PCI_VENDOR_ID); - - if (val == 0xffffffff || val == 0x00000000 || - val == 0x0000ffff || val == 0xffff0000) - continue; - - /* Disable Bus Mastering for this one device */ - reg16 = pci_read_config16(dev, PCI_COMMAND); - reg16 &= ~PCI_COMMAND_MASTER; - pci_write_config16(dev, PCI_COMMAND, reg16); - - /* If this is a bridge, then follow it. */ - hdr = pci_read_config8(dev, PCI_HEADER_TYPE); - hdr &= 0x7f; - if (hdr == PCI_HEADER_TYPE_BRIDGE || - hdr == PCI_HEADER_TYPE_CARDBUS) { - unsigned int buses; - buses = pci_read_config32(dev, PCI_PRIMARY_BUS); - busmaster_disable_on_bus((buses >> 8) & 0xff); - } - } - } -} - -static void southbridge_smi_sleep(void) -{ - u8 reg8; - u32 reg32; - u8 slp_typ; - /* FIXME: the power state on boot should be read from - * CMOS or even better from GNVS. Right now it's hard - * coded at compile time. - */ - u8 s5pwr = CONFIG_MAINBOARD_POWER_FAILURE_STATE; - - /* First, disable further SMIs */ - reg8 = inb(pmbase + SMI_EN); - reg8 &= ~SLP_SMI_EN; - outb(reg8, pmbase + SMI_EN); - - /* Figure out SLP_TYP */ - reg32 = inl(pmbase + PM1_CNT); - printk(BIOS_SPEW, "SMI#: SLP = 0x%08x\n", reg32); - slp_typ = acpi_sleep_from_pm1(reg32); - - /* Next, do the deed. - */ - - switch (slp_typ) { - case ACPI_S0: printk(BIOS_DEBUG, "SMI#: Entering S0 (On)\n"); break; - case ACPI_S1: printk(BIOS_DEBUG, "SMI#: Entering S1 (Assert STPCLK#)\n"); break; - case ACPI_S3: - printk(BIOS_DEBUG, "SMI#: Entering S3 (Suspend-To-RAM)\n"); - /* Invalidate the cache before going to S3 */ - wbinvd(); - break; - case ACPI_S4: printk(BIOS_DEBUG, "SMI#: Entering S4 (Suspend-To-Disk)\n"); break; - case ACPI_S5: - printk(BIOS_DEBUG, "SMI#: Entering S5 (Soft Power off)\n"); - - outl(0, pmbase + GPE0_EN); - - /* Should we keep the power state after a power loss? - * In case the setting is "ON" or "OFF" we don't have - * to do anything. But if it's "KEEP" we have to switch - * to "OFF" before entering S5. - */ - if (s5pwr == MAINBOARD_POWER_KEEP) { - reg8 = pci_read_config8(PCI_DEV(0, 0x1f, 0), GEN_PMCON_3); - reg8 |= 1; - pci_write_config8(PCI_DEV(0, 0x1f, 0), GEN_PMCON_3, reg8); - } - - /* also iterates over all bridges on bus 0 */ - busmaster_disable_on_bus(0); - break; - default: printk(BIOS_DEBUG, "SMI#: ERROR: SLP_TYP reserved\n"); break; - } - - /* Write back to the SLP register to cause the originally intended - * event again. We need to set BIT13 (SLP_EN) though to make the - * sleep happen. - */ - outl(reg32 | SLP_EN, pmbase + PM1_CNT); - - /* In most sleep states, the code flow of this function ends at - * the line above. However, if we entered sleep state S1 and wake - * up again, we will continue to execute code in this function. - */ - reg32 = inl(pmbase + PM1_CNT); - if (reg32 & SCI_EN) { - /* The OS is not an ACPI OS, so we set the state to S0 */ - reg32 &= ~(SLP_EN | SLP_TYP); - outl(reg32, pmbase + PM1_CNT); - } -} - -static void southbridge_smi_apmc(void) -{ - u32 pmctrl; - u8 reg8; - - reg8 = apm_get_apmc(); - switch (reg8) { - case APM_CNT_ACPI_DISABLE: - pmctrl = inl(pmbase + PM1_CNT); - pmctrl &= ~SCI_EN; - outl(pmctrl, pmbase + PM1_CNT); - break; - case APM_CNT_ACPI_ENABLE: - pmctrl = inl(pmbase + PM1_CNT); - pmctrl |= SCI_EN; - outl(pmctrl, pmbase + PM1_CNT); - break; - } -} - -static void southbridge_smi_pm1(void) -{ - u16 pm1_sts; - - pm1_sts = reset_pm1_status(); - dump_pm1_status(pm1_sts); - - /* While OSPM is not active, poweroff immediately - * on a power button event. - */ - if (pm1_sts & PWRBTN_STS) { - // power button pressed - u32 reg32; - reg32 = (7 << 10) | (1 << 13); - outl(reg32, pmbase + PM1_CNT); - } -} - -static void southbridge_smi_gpe0(void) -{ - u32 gpe0_sts; - - gpe0_sts = reset_gpe0_status(); - dump_gpe0_status(gpe0_sts); -} - -static void southbridge_smi_gpi(void) -{ - u16 reg16; - reg16 = inw(pmbase + ALT_GP_SMI_STS); - outl(reg16, pmbase + ALT_GP_SMI_STS); - - reg16 &= inw(pmbase + ALT_GP_SMI_EN); - - mainboard_smi_gpi(reg16); - - if (reg16) - printk(BIOS_DEBUG, "GPI (mask %04x)\n",reg16); -} - -static void southbridge_smi_mc(void) -{ - u32 reg32; - - reg32 = inl(pmbase + SMI_EN); - - /* Are periodic SMIs enabled? */ - if ((reg32 & MCSMI_EN) == 0) - return; - - printk(BIOS_DEBUG, "Microcontroller SMI.\n"); -} - -static void southbridge_smi_tco(void) -{ - u32 tco_sts; - - tco_sts = reset_tco_status(); - - /* Any TCO event? */ - if (!tco_sts) - return; - - if (tco_sts & (1 << 8)) { // BIOSWR - u8 bios_cntl; - - bios_cntl = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0xdc); - - if (bios_cntl & 1) { - /* BWE is RW, so the SMI was caused by a - * write to BWE, not by a write to the BIOS - */ - - /* This is the place where we notice someone - * is trying to tinker with the BIOS. We are - * trying to be nice and just ignore it. A more - * resolute answer would be to power down the - * box. - */ - printk(BIOS_DEBUG, "Switching back to RO\n"); - pci_write_config32(PCI_DEV(0, 0x1f, 0), 0xdc, (bios_cntl & ~1)); - } /* No else for now? */ - } else if (tco_sts & (1 << 3)) { /* TIMEOUT */ - /* Handle TCO timeout */ - printk(BIOS_DEBUG, "TCO Timeout.\n"); - } else { - dump_tco_status(tco_sts); - } -} - -static void southbridge_smi_periodic(void) -{ - u32 reg32; - - reg32 = inl(pmbase + SMI_EN); - - /* Are periodic SMIs enabled? */ - if ((reg32 & PERIODIC_EN) == 0) - return; - - printk(BIOS_DEBUG, "Periodic SMI.\n"); -} - -typedef void (*smi_handler_t)(void); - -smi_handler_t southbridge_smi[32] = { - NULL, // [0] reserved - NULL, // [1] reserved - NULL, // [2] BIOS_STS - NULL, // [3] LEGACY_USB_STS - southbridge_smi_sleep, // [4] SLP_SMI_STS - southbridge_smi_apmc, // [5] APM_STS - NULL, // [6] SWSMI_TMR_STS - NULL, // [7] reserved - southbridge_smi_pm1, // [8] PM1_STS - southbridge_smi_gpe0, // [9] GPE0_STS - southbridge_smi_gpi, // [10] GPI_STS - southbridge_smi_mc, // [11] MCSMI_STS - NULL, // [12] DEVMON_STS - southbridge_smi_tco, // [13] TCO_STS - southbridge_smi_periodic, // [14] PERIODIC_STS - NULL, // [15] SERIRQ_SMI_STS - NULL, // [16] SMBUS_SMI_STS - NULL, // [17] LEGACY_USB2_STS - NULL, // [18] INTEL_USB2_STS - NULL, // [19] reserved - NULL, // [20] PCI_EXP_SMI_STS - NULL, // [21] MONITOR_STS - NULL, // [22] reserved - NULL, // [23] reserved - NULL, // [24] reserved - NULL, // [25] EL_SMI_STS - NULL, // [26] SPI_STS - NULL, // [27] reserved - NULL, // [28] reserved - NULL, // [29] reserved - NULL, // [30] reserved - NULL // [31] reserved -}; - -/** - * @brief Interrupt handler for SMI# - */ -void southbridge_smi_handler(void) -{ - int i, dump = 0; - u32 smi_sts; - - /* Update global variable pmbase */ - pmbase = pci_read_config16(PCI_DEV(0, 0x1f, 0), 0x40) & 0xfffc; - - /* We need to clear the SMI status registers, or we won't see what's - * happening in the following calls. - */ - smi_sts = reset_smi_status(); - - /* Filter all non-enabled SMI events */ - // FIXME Double check, this clears MONITOR - // smi_sts &= inl(pmbase + SMI_EN); - - /* Call SMI sub handler for each of the status bits */ - for (i = 0; i < 31; i++) { - if (smi_sts & (1 << i)) { - if (southbridge_smi[i]) { - southbridge_smi[i](); - } else { - printk(BIOS_DEBUG, "SMI_STS[%d] occurred, but no " - "handler available.\n", i); - dump = 1; - } - } - } - - if (dump) { - dump_smi_status(smi_sts); - } -} diff --git a/src/southbridge/intel/i82801dx/usb.c b/src/southbridge/intel/i82801dx/usb.c deleted file mode 100644 index 16ec3077e9..0000000000 --- a/src/southbridge/intel/i82801dx/usb.c +++ /dev/null @@ -1,45 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include "i82801dx.h" - -static void usb_init(struct device *dev) -{ - printk(BIOS_DEBUG, "USB: Setting up controller.. "); - pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_IO | PCI_COMMAND_MEMORY | - PCI_COMMAND_MASTER | PCI_COMMAND_INVALIDATE); - printk(BIOS_DEBUG, "done.\n"); -} - -static struct device_operations usb_ops = { - .read_resources = pci_dev_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .init = usb_init, - .enable = i82801dx_enable, -}; - -/* 82801DB/DBL/DBM USB1 */ -static const struct pci_driver usb_driver_1 __pci_driver = { - .ops = &usb_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_USB1, -}; - -/* 82801DB/DBL/DBM USB2 */ -static const struct pci_driver usb_driver_2 __pci_driver = { - .ops = &usb_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_USB2, -}; - -/* 82801DB/DBL/DBM USB3 */ -static const struct pci_driver usb_driver_3 __pci_driver = { - .ops = &usb_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_USB3, -}; diff --git a/src/southbridge/intel/i82801dx/usb2.c b/src/southbridge/intel/i82801dx/usb2.c deleted file mode 100644 index 0fe7c9399b..0000000000 --- a/src/southbridge/intel/i82801dx/usb2.c +++ /dev/null @@ -1,32 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <console/console.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <device/pci_ehci.h> -#include "i82801dx.h" - -static void usb2_init(struct device *dev) -{ - printk(BIOS_DEBUG, "USB: Setting up controller.. "); - pci_or_config16(dev, PCI_COMMAND, PCI_COMMAND_IO | PCI_COMMAND_MEMORY | - PCI_COMMAND_MASTER | PCI_COMMAND_INVALIDATE); - printk(BIOS_DEBUG, "done.\n"); -} - -static struct device_operations usb2_ops = { - .read_resources = pci_ehci_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .init = usb2_init, - .enable = i82801dx_enable, -}; - -/* 82801DB/DBM USB 2.0 */ -static const struct pci_driver usb2_driver __pci_driver = { - .ops = &usb2_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82801DB_EHCI, -}; diff --git a/src/southbridge/intel/i82870/82870.h b/src/southbridge/intel/i82870/82870.h deleted file mode 100644 index c8adb0eb95..0000000000 --- a/src/southbridge/intel/i82870/82870.h +++ /dev/null @@ -1,16 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -/* for io APIC 1461 */ -#define MBAR 0x10 -#define ABAR 0x40 - -/* for pci bridge 1460 */ -#define MTT 0x042 -#define HCCR 0x0f0 -#define ACNF 0x0e0 -#define STRP 0x44 // Strap status register - -#define STRP_EN133 0x0001 // 133 MHz-capable (Px_133EN) -#define STRP_HPCAP 0x0002 // Hot-plug capable (Hx_SLOT zero/nonzero) - -#define ACNF_SYNCPH 0x0010 // PCI(-X) input clock is synchronous to hub input clock diff --git a/src/southbridge/intel/i82870/Kconfig b/src/southbridge/intel/i82870/Kconfig deleted file mode 100644 index b56113b8e2..0000000000 --- a/src/southbridge/intel/i82870/Kconfig +++ /dev/null @@ -1,2 +0,0 @@ -config SOUTHBRIDGE_INTEL_I82870 - bool diff --git a/src/southbridge/intel/i82870/Makefile.inc b/src/southbridge/intel/i82870/Makefile.inc deleted file mode 100644 index d6ae171926..0000000000 --- a/src/southbridge/intel/i82870/Makefile.inc +++ /dev/null @@ -1,6 +0,0 @@ -ifeq ($(CONFIG_SOUTHBRIDGE_INTEL_I82870),y) - -ramstage-y += ioapic.c -ramstage-y += pcibridge.c - -endif diff --git a/src/southbridge/intel/i82870/ioapic.c b/src/southbridge/intel/i82870/ioapic.c deleted file mode 100644 index 65fecd10f8..0000000000 --- a/src/southbridge/intel/i82870/ioapic.c +++ /dev/null @@ -1,79 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <arch/ioapic.h> -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include <assert.h> -#include "82870.h" - -static int num_p64h2_ioapics = 0; - -static void p64h2_ioapic_enable(struct device *dev) -{ - /* We have to enable MEM and Bus Master for IOAPIC */ - uint16_t command = PCI_COMMAND_SERR | PCI_COMMAND_PARITY | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; - - pci_write_config16(dev, PCI_COMMAND, command); -} - -/** - * Configure one of the IOAPICs in a P64H2. - * - * Note that a PCI bus scan will detect both IOAPICs, so this function - * will be called twice for each P64H2 in the system. - * - * @param dev PCI bus/device/function of P64H2 IOAPIC. - * NOTE: There are two IOAPICs per P64H2, at D28:F0 and D30:F0. - */ -static void p64h2_ioapic_init(struct device *dev) -{ - uint32_t memoryBase; - int apic_index, apic_id; - - apic_index = num_p64h2_ioapics; - num_p64h2_ioapics++; - - // A note on IOAPIC addresses: - // 0 and 1 are used for the local APICs of the dual virtual - // (hyper-threaded) CPUs of physical CPU 0 (devicetree.cb). - // 6 and 7 are used for the local APICs of the dual virtual - // (hyper-threaded) CPUs of physical CPU 1 (devicetree.cb). - // 2 is used for the IOAPIC in the 82801 southbridge (hard-coded in i82801xx_lpc.c) - - // Map APIC index into APIC ID - // IDs 3, 4, 5, and 8+ are available (see above note) - - if (apic_index < 3) - apic_id = apic_index + 3; - else - apic_id = apic_index + 5; - - ASSERT(apic_id < 16); // ID is only 4 bits - - // Read the MBAR address for setting up the IOAPIC in memory space - // NOTE: this address was assigned during enumeration of the bus - - memoryBase = pci_read_config32(dev, PCI_BASE_ADDRESS_0); - - set_ioapic_id((void *)memoryBase, apic_id); - - // Use Processor System Bus to deliver interrupts - ioapic_set_boot_config((void *)memoryBase, true); -} - -static struct device_operations ioapic_ops = { - .read_resources = pci_dev_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_dev_enable_resources, - .init = p64h2_ioapic_init, - .enable = p64h2_ioapic_enable, -}; - -static const struct pci_driver ioapic_driver __pci_driver = { - .ops = &ioapic_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82870_1E0, - -}; diff --git a/src/southbridge/intel/i82870/pcibridge.c b/src/southbridge/intel/i82870/pcibridge.c deleted file mode 100644 index 00bf6bb1cf..0000000000 --- a/src/southbridge/intel/i82870/pcibridge.c +++ /dev/null @@ -1,42 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <device/device.h> -#include <device/pci.h> -#include <device/pci_ids.h> -#include <device/pci_ops.h> -#include "82870.h" - -static void p64h2_pcix_init(struct device *dev) -{ - u32 dword; - u8 byte; - - /* The purpose of changes to HCCR, ACNF, and MTT is to speed - * up the PCI bus for cards having high speed transfers. - */ - dword = 0xc2040002; - pci_write_config32(dev, HCCR, dword); - dword = 0x0000c3bf; - pci_write_config32(dev, ACNF, dword); - byte = 0x08; - pci_write_config8(dev, MTT, byte); - -} -static struct device_operations pcix_ops = { - .read_resources = pci_bus_read_resources, - .set_resources = pci_dev_set_resources, - .enable_resources = pci_bus_enable_resources, - .init = p64h2_pcix_init, - .scan_bus = pci_scan_bridge, - .reset_bus = pci_bus_reset, -}; - -static const struct pci_driver pcix_driver __pci_driver = { - .ops = &pcix_ops, - .vendor = PCI_VID_INTEL, - .device = PCI_DID_INTEL_82870_1F0, -}; - -struct chip_operations southbridge_intel_i82870_ops = { - CHIP_NAME("Intel 82870") -}; diff --git a/src/superio/smsc/Makefile.inc b/src/superio/smsc/Makefile.inc index 86cf9c510f..e77ca497fd 100644 --- a/src/superio/smsc/Makefile.inc +++ b/src/superio/smsc/Makefile.inc @@ -1,7 +1,6 @@ # SPDX-License-Identifier: GPL-2.0-only subdirs-y += fdc37n972 -subdirs-y += lpc47m10x subdirs-y += lpc47m15x subdirs-y += lpc47n207 subdirs-y += lpc47n217 diff --git a/src/superio/smsc/lpc47m10x/Kconfig b/src/superio/smsc/lpc47m10x/Kconfig deleted file mode 100644 index 9d6b9481b1..0000000000 --- a/src/superio/smsc/lpc47m10x/Kconfig +++ /dev/null @@ -1,4 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-only - -config SUPERIO_SMSC_LPC47M10X - bool diff --git a/src/superio/smsc/lpc47m10x/Makefile.inc b/src/superio/smsc/lpc47m10x/Makefile.inc deleted file mode 100644 index d0d4cbc28c..0000000000 --- a/src/superio/smsc/lpc47m10x/Makefile.inc +++ /dev/null @@ -1,5 +0,0 @@ -# SPDX-License-Identifier: GPL-2.0-or-later - -bootblock-$(CONFIG_SUPERIO_SMSC_LPC47M10X) += early_serial.c -romstage-$(CONFIG_SUPERIO_SMSC_LPC47M10X) += early_serial.c -ramstage-$(CONFIG_SUPERIO_SMSC_LPC47M10X) += superio.c diff --git a/src/superio/smsc/lpc47m10x/early_serial.c b/src/superio/smsc/lpc47m10x/early_serial.c deleted file mode 100644 index 38a13f56a7..0000000000 --- a/src/superio/smsc/lpc47m10x/early_serial.c +++ /dev/null @@ -1,36 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ - -#include <arch/io.h> -#include <device/pnp_ops.h> -#include <device/pnp.h> -#include <stdint.h> -#include "lpc47m10x.h" - -void pnp_enter_conf_state(pnp_devfn_t dev) -{ - u16 port = dev >> 8; - outb(0x55, port); -} - -void pnp_exit_conf_state(pnp_devfn_t dev) -{ - u16 port = dev >> 8; - outb(0xaa, port); -} - -/** - * Configure the base I/O port of the specified serial device and enable the - * serial device. - * - * @param dev High 8 bits = Super I/O port, low 8 bits = logical device number. - * @param iobase Processor I/O port address to assign to this serial device. - */ -void lpc47m10x_enable_serial(pnp_devfn_t dev, u16 iobase) -{ - pnp_enter_conf_state(dev); - pnp_set_logical_device(dev); - pnp_set_enable(dev, 0); - pnp_set_iobase(dev, PNP_IDX_IO0, iobase); - pnp_set_enable(dev, 1); - pnp_exit_conf_state(dev); -} diff --git a/src/superio/smsc/lpc47m10x/lpc47m10x.h b/src/superio/smsc/lpc47m10x/lpc47m10x.h deleted file mode 100644 index b8bd3a0246..0000000000 --- a/src/superio/smsc/lpc47m10x/lpc47m10x.h +++ /dev/null @@ -1,25 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ - -#ifndef SUPERIO_SMSC_LPC47M10X_H -#define SUPERIO_SMSC_LPC47M10X_H - -#include <device/pnp_type.h> -#include <stdint.h> - -#define LPC47M10X2_FDC 0 /* Floppy */ -#define LPC47M10X2_PP 3 /* Parallel Port */ -#define LPC47M10X2_SP1 4 /* Com1 */ -#define LPC47M10X2_SP2 5 /* Com2 */ -#define LPC47M10X2_KBC 7 /* Keyboard & Mouse */ -#define LPC47M10X2_GAME 9 /* GAME */ -#define LPC47M10X2_PME 10 /* PME reg*/ -#define LPC47M10X2_MPU 11 /* MPU-401 MIDI */ - -#define LPC47M10X2_MAX_CONFIG_REGISTER 0x5F - -void lpc47m10x_enable_serial(pnp_devfn_t dev, u16 iobase); - -void pnp_enter_conf_state(pnp_devfn_t dev); -void pnp_exit_conf_state(pnp_devfn_t dev); - -#endif /* SUPERIO_SMSC_LPC47M10X_H */ diff --git a/src/superio/smsc/lpc47m10x/superio.c b/src/superio/smsc/lpc47m10x/superio.c deleted file mode 100644 index cb297a5b14..0000000000 --- a/src/superio/smsc/lpc47m10x/superio.c +++ /dev/null @@ -1,63 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-or-later */ - -#include <device/device.h> -#include <device/pnp.h> -#include <superio/conf_mode.h> -#include <pc80/keyboard.h> - -#include "lpc47m10x.h" - -/** - * Initialize the specified Super I/O device. - * - * Devices other than COM ports and the keyboard controller are ignored. - * For COM ports, we configure the baud rate. - * - * @param dev Pointer to structure describing a Super I/O device. - */ -static void lpc47m10x_init(struct device *dev) -{ - if (!dev->enabled) - return; - - switch (dev->path.pnp.device) { - case LPC47M10X2_KBC: - pc_keyboard_init(NO_AUX_DEVICE); - break; - } -} - -static struct device_operations ops = { - .read_resources = pnp_read_resources, - .set_resources = pnp_set_resources, - .enable_resources = pnp_enable_resources, - .enable = pnp_alt_enable, - .init = lpc47m10x_init, - .ops_pnp_mode = &pnp_conf_mode_55_aa, -}; - -static struct pnp_info pnp_dev_info[] = { - { NULL, LPC47M10X2_FDC, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, 0x07f8, }, - { NULL, LPC47M10X2_PP, PNP_IO0 | PNP_IRQ0 | PNP_DRQ0, 0x07f8, }, - { NULL, LPC47M10X2_SP1, PNP_IO0 | PNP_IRQ0, 0x07f8, }, - { NULL, LPC47M10X2_SP2, PNP_IO0 | PNP_IRQ0, 0x07f8, }, - { NULL, LPC47M10X2_KBC, PNP_IO0 | PNP_IO1 | PNP_IRQ0 | PNP_IRQ1, - 0x07ff, 0x07ff, }, - { NULL, LPC47M10X2_PME, PNP_IO0, 0x0f80, }, -}; - -/** - * Create device structures and allocate resources to devices specified in the - * pnp_dev_info array (above). - * - * @param dev Pointer to structure describing a Super I/O device. - */ -static void enable_dev(struct device *dev) -{ - pnp_enable_devices(dev, &ops, ARRAY_SIZE(pnp_dev_info), pnp_dev_info); -} - -struct chip_operations superio_smsc_lpc47m10x_ops = { - CHIP_NAME("SMSC LPC47M10x Super I/O") - .enable_dev = enable_dev -}; |