diff options
author | Duncan Laurie <dlaurie@chromium.org> | 2014-04-30 16:36:13 -0700 |
---|---|---|
committer | Marc Jones <marc.jones@se-eng.com> | 2014-10-22 03:36:44 +0200 |
commit | c88c54c667124851eb82c5271536fd0f4ad6616c (patch) | |
tree | 1b52b6be3bcca26ba698256f8ad55435b5904d49 /src/soc/intel/broadwell/acpi/smbus.asl | |
parent | f0aaa29989f4de7258430715d64c6d465fb0c457 (diff) |
broadwell: add new intel SOC
broadwell: Import files from haswell/lynxpoint into soc/broadwell
Reviewed-on: https://chromium-review.googlesource.com/198425
(cherry picked from commit 178400e5709d676dd41e6a75df06faa829e0e3af)
broadwell: Unify and clean up license
Reviewed-on: https://chromium-review.googlesource.com/198426
(cherry picked from commit 30d3c25a0abc76be68477c39a654b95a5975f55d)
broadwell: pch.h: split PM into new header
Reviewed-on: https://chromium-review.googlesource.com/198427
(cherry picked from commit 97a8d0b051f476d0edc06301f57326a718df1373)
broadwell: pch.h: split RCBA into new header
Reviewed-on: https://chromium-review.googlesource.com/198428
(cherry picked from commit fa217361b28fdb8d3a3e85f070dfaf13c0d48135)
broadwell: pch.h: split SATA into new header
Reviewed-on: https://chromium-review.googlesource.com/198429
(cherry picked from commit bf8795ca92f9f0467e7869c701038abb4529ac71)
broadwell: pch.h: split SPI into new header
Reviewed-on: https://chromium-review.googlesource.com/198550
(cherry picked from commit 099af14676a2654ca3e24e66d7b9f0b4ab13cd14)
broadwell: pch.h: split SerialIO into new header
Reviewed-on: https://chromium-review.googlesource.com/198551
(cherry picked from commit 4f3c028686aed78fb07b8792dcf46aebd2268ea6)
broadwell: pch.h: split LPC into new header
Reviewed-on: https://chromium-review.googlesource.com/198552
(cherry picked from commit 10bad5bbb6739c0277fd5330d26a89d60fd5c102)
broadwell: pch.h: split GPIO into new header and clean up
Reviewed-on: https://chromium-review.googlesource.com/198553
(cherry picked from commit 9c97532460562215b78e10b011a29e092a07f3e5)
broadwell: pch.h: split USB into new headers
Reviewed-on: https://chromium-review.googlesource.com/198554
(cherry picked from commit 86ef1a45a2e5f307467b3be48e377569f37b3068)
broadwell: Split IOBP into separate files
Reviewed-on: https://chromium-review.googlesource.com/198734
(cherry picked from commit f93b8bda71728f1383937ad675d2d5fb5a927600)
broadwell: smbus: Extract common code and split header
Reviewed-on: https://chromium-review.googlesource.com/198735
(cherry picked from commit 8052030a9d6b22e8a19938fa9b93e90d08f0057d)
broadwell: Create iomap.h header with platform base addresses
Reviewed-on: https://chromium-review.googlesource.com/198736
(cherry picked from commit b35947d070b28871637dfe2b930a9f2be80958ee)
broadwell: Add header for platform PCI devices
Reviewed-on: https://chromium-review.googlesource.com/198737
(cherry picked from commit 6ac4e56db6e489bb9eaf91a0c3c543399f691500)
broadwell: Split SMM related defines/prototypes to new header
Reviewed-on: https://chromium-review.googlesource.com/198738
(cherry picked from commit 2a2595067077cd918bfd48cad79a684b8e1ff0f4)
broadwell: cpu.h: Split MSR defines to separate header
Reviewed-on: https://chromium-review.googlesource.com/198739
(cherry picked from commit 01148cd2c9edd97cd0c8ef3cfed58bc8c33eb805)
broadwell: Create romstage header file
Reviewed-on: https://chromium-review.googlesource.com/198740
(cherry picked from commit 31c91e811b9e07e7bcba6b9f8f5720a31322eb21)
broadwell: Create ram stage header file
Reviewed-on: https://chromium-review.googlesource.com/198741
(cherry picked from commit 93dde85f98d43d4a1886b59004d1bab4924ad621)
broadwell: Add reference code data interface
Reviewed-on: https://chromium-review.googlesource.com/198743
(cherry picked from commit 9059b8e2308892a48c838c3099404c9cf450df95)
broadwell: Clean up ACPI NVS region
Reviewed-on: https://chromium-review.googlesource.com/198897
(cherry picked from commit d83cc82c36661556eb1e2e437b7ac51d5b8e4a14)
broadwell: Move CTDP ACPI methods to new file
Reviewed-on: https://chromium-review.googlesource.com/198898
(cherry picked from commit fc1e711290df304d18c558d697eea8a5e57061b2)
broadwell: Split EHCI and XHCI ACPI devices
Reviewed-on: https://chromium-review.googlesource.com/198899
(cherry picked from commit 26f437b27e00dbd5c92ea22e76404633a62fb7ca)
broadwell: ACPI: Clean up SerialIO ACPI code
Reviewed-on: https://chromium-review.googlesource.com/198910
(cherry picked from commit ea3cd39566c1bb2ead463a6253b6204a62545d35)
broadwell: ACPI: Remove special handling of LPT-LP chipset
Reviewed-on: https://chromium-review.googlesource.com/198911
(cherry picked from commit 2c54df159bf6759c8f866628e83541de6f4e28f6)
broadwell: ACPI: Clean up use of base address defines
Reviewed-on: https://chromium-review.googlesource.com/198912
(cherry picked from commit 34e4788955bceff01631fd0b4dbf0aa24cf56b75)
broadwell: ACPI: Clean up and fix formatting
Reviewed-on: https://chromium-review.googlesource.com/198913
(cherry picked from commit bc0f7c6d2f95681eb987bb6ff6baf2d16cc77050)
broadwell: Add header for ACPI defines and prototypes
Reviewed-on: https://chromium-review.googlesource.com/198914
(cherry picked from commit 9951e7931942d2921f92f6e094b1cc32c190eab9)
broadwell: Add reset_system function and header
Reviewed-on: https://chromium-review.googlesource.com/198915
(cherry picked from commit 6d1efb94bd39bcd6f7e3e0de2f3299a384b109ef)
broadwell: Move PCODE MMIO defines to systemagent.h
Reviewed-on: https://chromium-review.googlesource.com/198916
(cherry picked from commit abb5f87e548fbde3a08e14a18714b4e4391c955f)
broadwell: Unify chip.h and add chip.c
Reviewed-on: https://chromium-review.googlesource.com/198917
(cherry picked from commit a9c2d7ff3afa1e2a10be85ccc72b7db0f2aaafe1)
broadwell: Rename HASWELL_BCLK to CPU_BCLK
Reviewed-on: https://chromium-review.googlesource.com/198918
(cherry picked from commit 65ac1a07abaf14eb42fec6c5df67d2d3688ad5a1)
broadwell: Clean up broadwell/cpu.h
Reviewed-on: https://chromium-review.googlesource.com/198919
(cherry picked from commit 17353803babc8ace279e105c012130678226144e)
broadwell: Clean up broadwell/systemagent.h
Reviewed-on: https://chromium-review.googlesource.com/198920
(cherry picked from commit 49d7a023f3ff04a65d16622aa9b2fa6004b693ae)
broadwell: Clean up broadwell/pch.h
Reviewed-on: https://chromium-review.googlesource.com/198921
(cherry picked from commit 17da652b4408a91fcfea99dd35fe9f9e1bdcf03b)
broadwell: Clean up management engine driver
Reviewed-on: https://chromium-review.googlesource.com/198922
(cherry picked from commit 4fce5fbb56dc4f31b77e5ada05463c043ad5be72)
broadwell: Add common CPUID and PCI Device ID defines
Reviewed-on: https://chromium-review.googlesource.com/198923
(cherry picked from commit c6bf20309f33168ea2cc4634cbda5ec242824ba8)
broadwell: Clean up and expand report_platform
Reviewed-on: https://chromium-review.googlesource.com/198924
(cherry picked from commit 5082d4824db149e867a2cd8be34c932b03754022)
broadwell: Clean up the bootblock code
Reviewed-on: https://chromium-review.googlesource.com/198925
(cherry picked from commit ba0206ab76fe0b6834a14dc57f400d139094623c)
broadwell: Clean up ramstage device and driver operations
Reviewed-on: https://chromium-review.googlesource.com/199180
(cherry picked from commit d8fc9daf129738713a5059286b7ead004f3b7569)
broadwell: Clean up XHCI and EHCI ramstage drivers
Reviewed-on: https://chromium-review.googlesource.com/199181
(cherry picked from commit d355247333a828a146ce7cf9b92a63da74119c1d)
broadwell: Clean up gpio handling code
Reviewed-on: https://chromium-review.googlesource.com/199182
(cherry picked from commit d62cef1970fe75f8166315016b3d8415cddcab20)
broadwell: Clean up the PCH generic code
Reviewed-on: https://chromium-review.googlesource.com/199183
(cherry picked from commit 3b93b3ea79965d5ac831bf9015e49330f157b0ff)
broadwell: Move get_top_of_ram() and cbmem_top() to memmap.c
Reviewed-on: https://chromium-review.googlesource.com/199184
(cherry picked from commit 68955ba4ff8b49ff466d7badaa934bd143026ba7)
broadwell: Clean up pmutil.c
Reviewed-on: https://chromium-review.googlesource.com/199185
(cherry picked from commit b6fb672ae879e17422f7449f70c3669055096f84)
broadwell: pmutil: Add new acpi_sci_irq() function
Reviewed-on: https://chromium-review.googlesource.com/199186
(cherry picked from commit 80ad8bb9bdc75f180e667861fed42a3844226bc5)
broadwell: Clean up HDA ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199187
(cherry picked from commit b4962acd706eaa66c1c3ef4d22eba313642fbb2d)
broadwell: Clean up cache_as_ram assembly
Reviewed-on: https://chromium-review.googlesource.com/199188
(cherry picked from commit 8a457b82610b604ae7f69e2500815ce411c2d02d)
broadwell: romstage: Separate stack helper functions
Reviewed-on: https://chromium-review.googlesource.com/199189
(cherry picked from commit c220383c90466fc2dbf4b6107679b08ecb4aadad)
broadwell: Add function to read WPSR from SPI
Reviewed-on: https://chromium-review.googlesource.com/199190
(cherry picked from commit 935404da1157d606b913eff6c2635ae898e9980a)
broadwell: Clean up SMBUS code in romstage and ramstage
Reviewed-on: https://chromium-review.googlesource.com/199191
(cherry picked from commit 6ae9d93c1a6f14da6429a4e5b01619c9ccaefdaa)
broadwell: SPI: Clean up romstage and ramstage code
Reviewed-on: https://chromium-review.googlesource.com/199192
(cherry picked from commit 28ffd71a416aee2ab54bc5d782cfeef31d4d30bf)
broadwell: Clean up PCIe root port ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199193
(cherry picked from commit 781f3a1b72c72f0bb05f5524edec471ad13ec90e)
broadwell: Clean up minihd ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199194
(cherry picked from commit a52d275e41fdcbf9895d07350725609d9be1ff0e)
broadwell: Update romstage main to follow baytrail format
Reviewed-on: https://chromium-review.googlesource.com/199361
(cherry picked from commit 0678c739af84c871922ffba5594132b25e471ddd)
broadwell: Add CPU set_max_freq function for romstage
Reviewed-on: https://chromium-review.googlesource.com/199362
(cherry picked from commit 68b0122472af27f38502d42a8a6c80678ddbbba6)
broadwell: romstage: Add chipset_power_state implementation
Reviewed-on: https://chromium-review.googlesource.com/199363
(cherry picked from commit 761cec3b6bb9bde579c3214f3f1196f65700757c)
broadwell: romstage: Convert systemagent init to reg_script
Reviewed-on: https://chromium-review.googlesource.com/199364
(cherry picked from commit c2ea2d3a0c7555a353fb9a1d4a63e773ac8961b2)
broadwell: romstage: Convert pch init to reg_script
Reviewed-on: https://chromium-review.googlesource.com/199365
(cherry picked from commit 4383de5846e97ca5aee6dd210459d8dba0af981c)
broadwell: elog: Use chipset_power_state for events
Reviewed-on: https://chromium-review.googlesource.com/199366
(cherry picked from commit 0ef5961ebe3a7037d5fbe361fbc70a87ac2edad9)
broadwell: Clean up SATA ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199367
(cherry picked from commit ffa5743f74551bd48aa7e5445ce7cd9dc7b07ce8)
broadwell: Update ramstage graphics driver to support broadwell
Reviewed-on: https://chromium-review.googlesource.com/199368
(cherry picked from commit bb01deb8bbed56f15e1143504e4cf012ecf5a281)
broadwell: Update raminit to follow baytrail layout
Reviewed-on: https://chromium-review.googlesource.com/199369
(cherry picked from commit 3f25c23dc58f85d2521916cd6edbe9deeeb8d523)
broadwell: Update and unify the finalize steps
Reviewed-on: https://chromium-review.googlesource.com/199390
(cherry picked from commit ddc4c116b42d38dfdfc45ef4388fbfab32ca48fa)
broadwell: Clean up SMM code
Reviewed-on: https://chromium-review.googlesource.com/199391
(cherry picked from commit 8295e56c9b643fd4b9267d70b5efd0cf94dd67dd)
broadwell: Clean up LPC ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199392
(cherry picked from commit 28326aeaaf304c9262866588d91b79b37d1d9a2e)
broadwell: Clean up systemagent ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199393
(cherry picked from commit 749988fff07eab8d2c9ebc731e3ed9e427b3f7b3)
broadwell: Move C-state configuration information to acpi.c
Reviewed-on: https://chromium-review.googlesource.com/199394
(cherry picked from commit 198a3cd5cbd009be406298cbb53163f075fe9990)
broadwell: Clean up CPU ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199395
(cherry picked from commit 8159689bba479bab6fd2e949e3e1c3f817088969)
broadwell: Do not reserve SMM relocation region
Reviewed-on: https://chromium-review.googlesource.com/199402
(cherry picked from commit e2ab52340e3d3a97a3f8dbdad8fac9f7769d1b4c)
broadwell: Add an early ramstage driver
Reviewed-on: https://chromium-review.googlesource.com/199403
(cherry picked from commit c7a8c867101b49a7f9f17ec1a8777a8db145f3e3)
broadwell: Support for second reference code binary
Reviewed-on: https://chromium-review.googlesource.com/199404
(cherry picked from commit abb99b36e97c4f739b23abed6146fea370bbbec2)
broadwell: Clean up serialio init code
Reviewed-on: https://chromium-review.googlesource.com/199405
(cherry picked from commit e09a1f8520a7b72451a1e2068b200f7c5451f489)
broadwell: acpi: Add function to fill out FADT
Reviewed-on: https://chromium-review.googlesource.com/199406
(cherry picked from commit 7e58f43e46d4382cf4541057f81fe6be3e4d6e74)
broadwell: Update C-state table creation
Reviewed-on: https://chromium-review.googlesource.com/199407
(cherry picked from commit 68b1f70e32e1d0c6fc4332dce402ad78334e0063)
broadwell: acpi: Clean up acpi table creation code
Reviewed-on: https://chromium-review.googlesource.com/199408
(cherry picked from commit 49088b312b159bb17a9330eda6a88d6f324ea146)
broadwell: acpi: Add ACPI table create helper functions
Reviewed-on: https://chromium-review.googlesource.com/199409
(cherry picked from commit 344c3c511d0341457525ef4d6eb70201404fc62c)
broadwell: Add soc/intel/broadwell Makefiles
Reviewed-on: https://chromium-review.googlesource.com/199410
(cherry picked from commit ea8f97738eadd3b0b6a642754df7a7d22e547ffc)
broadwell: Add Kconfig for broadwell soc
Reviewed-on: https://chromium-review.googlesource.com/199411
(cherry picked from commit 8c99038a5c20812497619134c66d45bc4f21c8fe)
Squashed 78 commits for broadwell that form a solid code base.
Change-Id: I365ca9a45978b5e0cc5237f884e20a44f62a0e63
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6964
Tested-by: build bot (Jenkins)
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Marc Jones <marc.jones@se-eng.com>
Diffstat (limited to 'src/soc/intel/broadwell/acpi/smbus.asl')
-rw-r--r-- | src/soc/intel/broadwell/acpi/smbus.asl | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/src/soc/intel/broadwell/acpi/smbus.asl b/src/soc/intel/broadwell/acpi/smbus.asl new file mode 100644 index 0000000000..15bcfde69a --- /dev/null +++ b/src/soc/intel/broadwell/acpi/smbus.asl @@ -0,0 +1,241 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2014 Google Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +// Intel SMBus Controller 0:1f.3 + +Device (SBUS) +{ + Name (_ADR, 0x001f0003) + +#ifdef ENABLE_SMBUS_METHODS + OperationRegion (SMBP, PCI_Config, 0x00, 0x100) + Field(SMBP, DWordAcc, NoLock, Preserve) + { + Offset(0x40), + , 2, + I2CE, 1 + } + + OperationRegion (SMBI, SystemIO, SMBUS_IO_BASE, 0x20) + Field (SMBI, ByteAcc, NoLock, Preserve) + { + HSTS, 8, // Host Status + , 8, + HCNT, 8, // Host Control + HCMD, 8, // Host Command + TXSA, 8, // Transmit Slave Address + DAT0, 8, // Host Data 0 + DAT1, 8, // Host Data 1 + HBDB, 8, // Host Block Data Byte + PECK, 8, // Packet Error Check + RXSA, 8, // Receive Slave Address + RXDA, 16, // Receive Slave Data + AUXS, 8, // Auxiliary Status + AUXC, 8, // Auxiliary Control + SLPC, 8, // SMLink Pin Control + SBPC, 8, // SMBus Pin Control + SSTS, 8, // Slave Status + SCMD, 8, // Slave Command + NADR, 8, // Notify Device Address + NDLB, 8, // Notify Data Low Byte + NDLH, 8, // Notify Data High Byte + } + + // Kill all SMBus communication + Method (KILL, 0, Serialized) + { + Or (HCNT, 0x02, HCNT) // Send Kill + Or (HSTS, 0xff, HSTS) // Clean Status + } + + // Check if last operation completed + // return Failure = 0, Success = 1 + Method (CMPL, 0, Serialized) + { + Store (4000, Local0) // Timeout 200ms in 50us steps + While (Local0) { + If (And(HSTS, 0x02)) { // Completion Status? + Return (1) // Operation Completed + } Else { + Stall (50) + Decrement (Local0) + If (LEqual(Local0, 0)) { + KILL() + } + } + } + + Return (0) // Failure + } + + + // Wait for SMBus to become ready + Method (SRDY, 0, Serialized) + { + Store (200, Local0) // Timeout 200ms + While (Local0) { + If (And(HSTS, 0x40)) { // IN_USE? + Sleep(1) // Wait 1ms + Decrement(Local0) // timeout-- + If (LEqual(Local0, 0)) { + Return (1) + } + } Else { + Store (0, Local0) // We're ready + } + } + + Store (4000, Local0) // Timeout 200ms (50us * 4000) + While (Local0) { + If (And (HSTS, 0x01)) { // Host Busy? + Stall(50) // Wait 50us + Decrement(Local0) // timeout-- + If (LEqual(Local0, 0)) { + KILL() + } + } Else { + Return (0) // Success + } + } + + Return (1) // Failure + } + + // SMBus Send Byte + // Arg0: Address + // Arg1: Data + // Return: 1 = Success, 0=Failure + + Method (SSXB, 2, Serialized) + { + + // Is the SMBus Controller Ready? + If (SRDY()) { + Return (0) + } + + // Send Byte + Store (0, I2CE) // SMBus Enable + Store (0xbf, HSTS) + Store (Arg0, TXSA) // Write Address + Store (Arg1, HCMD) // Write Data + + Store (0x48, HCNT) // Start + Byte Data Protocol + + If (CMPL()) { + Or (HSTS, 0xff, HSTS) // Clean up + Return (1) // Success + } + + Return (0) + } + + + // SMBus Receive Byte + // Arg0: Address + // Return: 0xffff = Failure, Data (8bit) = Success + + Method (SRXB, 2, Serialized) + { + + // Is the SMBus Controller Ready? + If (SRDY()) { + Return (0xffff) + } + + // Receive Byte + Store (0, I2CE) // SMBus Enable + Store (0xbf, HSTS) + Store (Or (Arg0, 1), TXSA) // Write Address + + Store (0x44, HCNT) // Start + + If (CMPL()) { + Or (HSTS, 0xff, HSTS) // Clean up + Return (DAT0) // Success + } + + Return (0xffff) + } + + + // SMBus Write Byte + // Arg0: Address + // Arg1: Command + // Arg2: Data + // Return: 1 = Success, 0=Failure + + Method (SWRB, 3, Serialized) + { + + // Is the SMBus Controller Ready? + If (SRDY()) { + Return (0) + } + + // Send Byte + Store (0, I2CE) // SMBus Enable + Store (0xbf, HSTS) + Store (Arg0, TXSA) // Write Address + Store (Arg1, HCMD) // Write Command + Store (Arg2, DAT0) // Write Data + + Store (0x48, HCNT) // Start + Byte Protocol + + If (CMPL()) { + Or (HSTS, 0xff, HSTS) // Clean up + Return (1) // Success + } + + Return (0) + } + + + // SMBus Read Byte + // Arg0: Address + // Arg1: Command + // Return: 0xffff = Failure, Data (8bit) = Success + + Method (SRDB, 2, Serialized) + { + + // Is the SMBus Controller Ready? + If (SRDY()) { + Return (0xffff) + } + + // Receive Byte + Store (0, I2CE) // SMBus Enable + Store (0xbf, HSTS) + Store (Or (Arg0, 1), TXSA) // Write Address + Store (Arg1, HCMD) // Command + + Store (0x48, HCNT) // Start + + If (CMPL()) { + Or (HSTS, 0xff, HSTS) // Clean up + Return (DAT0) // Success + } + + Return (0xffff) + } +#endif +} + |