[openfirmware] r862 - cpu/x86/pc/olpc dev/olpc/kb3700
svn at openfirmware.info
svn at openfirmware.info
Wed Jul 30 11:51:23 CEST 2008
Author: wmb
Date: 2008-07-30 11:51:22 +0200 (Wed, 30 Jul 2008)
New Revision: 862
Modified:
cpu/x86/pc/olpc/acpi.fth
cpu/x86/pc/olpc/devices.fth
cpu/x86/pc/olpc/dsdt.dsl
cpu/x86/pc/olpc/versions.fth
dev/olpc/kb3700/ecio.fth
Log:
OLPC - Improvements in ACPI event handling for lid switch and changes in AC/battery status.
Modified: cpu/x86/pc/olpc/acpi.fth
===================================================================
--- cpu/x86/pc/olpc/acpi.fth 2008-07-29 22:09:17 UTC (rev 861)
+++ cpu/x86/pc/olpc/acpi.fth 2008-07-30 09:51:22 UTC (rev 862)
@@ -195,4 +195,10 @@
: rm-platform-fixup ( -- )
xp-smbus-base h# f001 h# 5140.000b 3dup msr! find-msr-entry 2!
xp-smbus-base 1+ h# 10 isa-hdr >hdr-value l!
+
+ begin sci-queue@ 0= until \ Clean out the SCI queue
+ h# 18 acpi-l@ h# 18 acpi-l! \ Ack outstanding events
+ h# 4e sci-mask! \ Include in the mask only events we care about
+
+ 0 h# 40 pm! \ Restore long delay for power-off button
;
Modified: cpu/x86/pc/olpc/devices.fth
===================================================================
--- cpu/x86/pc/olpc/devices.fth 2008-07-29 22:09:17 UTC (rev 861)
+++ cpu/x86/pc/olpc/devices.fth 2008-07-30 09:51:22 UTC (rev 862)
@@ -105,9 +105,7 @@
devalias dropins /dropins
\ Create a pseudo-device that presents the dropin modules as a filesystem.
-0 0 " " " /" begin-package
- fload ${BP}/ofw/fs/dropinfs.fth
-end-package
+fload ${BP}/ofw/fs/dropinfs.fth
\ This devalias lets us say, for example, "dir rom:"
devalias rom /dropin-fs
Modified: cpu/x86/pc/olpc/dsdt.dsl
===================================================================
--- cpu/x86/pc/olpc/dsdt.dsl 2008-07-29 22:09:17 UTC (rev 861)
+++ cpu/x86/pc/olpc/dsdt.dsl 2008-07-30 09:51:22 UTC (rev 862)
@@ -43,6 +43,125 @@
Release (VSA4)
}
+// Mutex (ECMX, 0x00)
+
+ OperationRegion (UART, SystemIO, 0x03f8, 0x07)
+
+ Field (UART, ByteAcc, NoLock, Preserve)
+ {
+ UDAT, 8,
+ UAR1, 8,
+ UAR2, 8,
+ UAR3, 8,
+ UAR4, 8,
+ USTA, 8,
+ UAR5, 8
+ }
+ Method (UPUT, 1, NotSerialized)
+ {
+ While( LEqual (And (USTA, 0x20), Zero) )
+ {
+ Stall (99)
+ }
+ Store (Arg0, UDAT)
+ }
+
+ Method (UDOT, 1, NotSerialized)
+ {
+
+ And (ShiftRight (Arg0, 4), 0xF, Local0)
+ If (LLess (Local0, 10))
+ {
+ Add (Local0, 0x30, Local0) // '0'
+ } Else {
+ Add (Local0, 0x57, Local0) // 'a' - 10
+ }
+ UPUT (Local0)
+
+ And (Arg0, 0xF, Local0)
+ If (LLess (Local0, 10))
+ {
+ Add (Local0, 0x30, Local0) // '0'
+ } Else {
+ Add (Local0, 0x57, Local0) // 'a' - 10
+ }
+ UPUT (Local0)
+
+ UPUT (0x20)
+ }
+
+ OperationRegion (ECIX, SystemIO, 0x0381, 0x03)
+
+ Field (ECIX, ByteAcc, NoLock, Preserve)
+ {
+ EIXH, 8,
+ EIXL, 8,
+ EDAT, 8
+ }
+
+ Method (ECRD, 1, NotSerialized)
+ {
+// Acquire (ECMX, 5000)
+ Store (ShiftRight (Arg0, 0x08), EIXH)
+ Store (And (Arg0, 0xFF), EIXL)
+// Sleep (15)
+ Stall(255)
+ Store (EDAT, Local0)
+// UDOT (Local0)
+ Stall(255)
+// Sleep (15)
+// Release (ECMX)
+ Return (Local0)
+ }
+
+ OperationRegion (ECCP, SystemIO, 0x068, 0x05)
+
+ Field (ECCP, ByteAcc, NoLock, Preserve)
+ {
+ ECDA, 8, // 0x68
+ , 8,
+ , 8,
+ , 8,
+ ECCM, 8, // 0x6c
+ }
+
+ Method (ECCO, 1, NotSerialized) // EC Command Out (command)
+ {
+ Store (1000, Local0)
+ While (And (ECCM, 2)) // Wait for IBF == 0
+ {
+ if (LEqual (Subtract(Local0, One, Local0), Zero))
+ {
+ Fatal(1, 1, 0)
+ }
+ Sleep(1)
+ }
+ Store (Arg0, ECCM)
+ Store (1000, Local0)
+ While (LNot (And (ECCM, 2))) // Wait for IBF != 0
+ {
+ if (LEqual (Subtract(Local0, One, Local0), Zero))
+ {
+ Fatal(1, 1, 1)
+ }
+ Sleep(1)
+ }
+ }
+
+ Method (ECRB, 0, NotSerialized) // EC Read Byte after command -> byte
+ {
+ Store (200, Local0)
+ While (LNot (And (ECCM, 1))) // Wait for OBF != 0
+ {
+ if (LEqual (Subtract(Local0, One, Local0), Zero))
+ {
+ Fatal(1, 1, 2)
+ }
+ Sleep(1)
+ }
+ Return (ECDA)
+ }
+
Scope (_PR) {
Processor (CPU0, 0x01, 0x00000000, 0x00) {}
// Processor (CPU0, 0x01, 0x00009E00, 0x06) {
@@ -85,7 +204,7 @@
Method (_WAK, 1, NotSerialized) { // Arg is the sleeping state
// VSAW(0, 9)
Store (Zero, \_SB.ZZY2)
- Switch (ToInteger(Arg0)) {
+ Switch (Arg0) {
Case (One) {
Notify (\_SB.PCI0.USB0, Zero)
Notify (\_SB.PCI0.USB1, Zero)
@@ -128,16 +247,14 @@
Notify (\_SB.PCI0.USB1, 0x02)
}
-// XXX ??? Do we need a battery event at _L15 ?
-
- // XXX probably pointless as power is off
Method (_L1E, 0, NotSerialized) { // Comes from IRQ/PME Mapper bit 6 - LID switch
// VSAW(0, 6)
- If (LEqual (\_SB.ZZY2, Zero)) {
- If (LLess (ZZY1, 0x02)) { // no state or working state or waking
-// Notify (\_SB.SLPB, 0x80) // XXX ??? Should this be LID switch instead?
+// UPUT(0x4C) // L
+// UPUT(Add(0x30, ZZY1))
+ If (LEqual (\_SB.ZZY2, Zero)) { // Not preparing to sleep
+// If (LLess (ZZY1, 0x02)) { // no state or working state or waking
Notify (\_SB.LIDS, 0x80) // Request to go to sleep
- }
+// }
} Else {
Notify (\_SB.LIDS, 0x02) // Request to wake up
}
@@ -145,13 +262,36 @@
Method (_L1F, 0, NotSerialized) { // Comes from IRQ/PME Mapper bit 7 - SCI
// VSAW(0, 5)
- Notify (\_SB.PCI0, 0x02) // Request to wake up from EC
+// UPUT(0x53) // S
+
+ Store (One, Local0)
+ While (Local0)
+ {
+ ECCO(0x84) // Read SCI Queue
+ Store (ECRB(), Local0)
+// UDOT (Local0)
+ If (And(Local0, 0x40))
+ {
+ Notify (\_SB.AC, 0x80)
+ }
+ If (And(Local0, 0x0e))
+ {
+ Notify (\_SB.BATT, 0x80)
+ }
+ }
+
+// Notify (\_SB.PCI0, 0x02) // Request to wake up from EC
+// Notify (\_SB.AC, 0x80)
+// Notify (\_SB.BATT, 0x80)
+// UPUT(0x54) // T
}
}
// This is an indicator method - it sets LEDs based on the sleep state
Scope (_SI) {
Method (_SST, 1, NotSerialized) {
+// UPUT(0x24) // $
+// UPUT(Add(0x30, Arg0))
// VSAW(1, Arg0)
// XXX ??? need to set LEDs by doing VR accesses - or probably the EC does it automatically
Store (Arg0, ZZY1)
@@ -193,13 +333,22 @@
// VSAW(0, 1)
}
- OperationRegion (GPIO, SystemIO, 0x6100, 0x0100)
+ OperationRegion (GPIO, SystemIO, 0x1000, 0x0100)
Field (GPIO, DWordAcc, NoLock, Preserve) {
// Offset (0x38),
// GLEE, 32
- Offset (0xB0), // DDD geoderom doesn't have this IMPORTANT - High bank read back
+ Offset (0xA4),
+ GHIN, 32, // High bank Input Invert
+ Offset (0xB0), // High bank read back
, 10,
LSWI, 1 // Lid switch bit
+// Offset (0xB8),
+// GHEE, 32 // High bank events enable
+// Offset (0xC0),
+// GHPE, 32, // High bank posedge enable
+// GHNE, 32, // High bank negedge enable
+// GHPS, 32, // High bank posedge status
+// GHNS, 32, // High bank negedge status
}
Device (LNKA) {
@@ -238,14 +387,30 @@
Name (_STA, 0x09)
}
+ Mutex (ACMX, 0x00)
Device (AC) { /* AC adapter */
Name (_HID, "ACPI0003")
Name (_PCL, Package (0x01) { _SB }) // Power consumer list - points to main system bus
- // Power Source - XXX this is a stub - it doesn't really tell you if the AC is on-line
-// XXX ??? Make the AC adapter check actually do something
- Name (_PSR, One)
+ Method (_PSR, 0, NotSerialized)
+ {
+ If (LNot (Acquire (ACMX, 5000)))
+ {
+// UPUT (0x70) // p
+ Store (ECRD (0xFA40), Local0)
+ Release (ACMX)
+ }
+ If (And (Local0, One))
+ {
+ Return (One)
+ }
+ Else
+ {
+ Return (Zero)
+ }
+ }
+
// Name (_STA, 0x0F)
Method (_STA, 0, NotSerialized) { Return (0x0F) }
}
@@ -263,16 +428,16 @@
0x01B3, // granularity between low and warning
0x09F6, // granularity between warning and full
"NiMH (GP) ", // Model number
- "MIT OLPC ", // serial number
+ "", // serial number
"NiMH", // type
"OLPC " // OEM info
})
Name (BSTP, Package (0x04) // Battery status (dynamic) p 343
{
Zero, // state - bitmask 1: discharging 2: charging 4: critical
- 0x02F8, // current flow
- 0x0B5E, // remaining capacity
- 0x5B0A // voltage in mV
+ 760, // current flow
+ 2910, // remaining capacity
+ 23306 // voltage in mV
})
Device (BATT)
{
@@ -289,150 +454,147 @@
Return (0x0F)
}
-// If (LNot (Acquire (MUT0, 0x1400)))
-// {
-// Store (RDEC (0xFAA4), Local0)
-// Release (MUT0)
-// }
+ If (LNot (Acquire (ACMX, 5000)))
+ {
+// UPUT (0x73) // s
+ Store (ECRD (0xFAA4), Local0)
+ Release (ACMX)
+ }
-// If (And (Local0, One))
-// {
- Return (0x1F)
-// }
-// Else
-// {
-// Return (0x0F)
-// }
+ If (And (Local0, One))
+ {
+ Return (0x1F)
+ }
+ Else
+ {
+ Return (0x0F)
+ }
}
Method (_BIF, 0, NotSerialized) // Battery Info
{
-// If (LNot (Acquire (MUT0, 0x1400)))
-// {
-// Store (RDEC (0xFB5F), Local0)
-// Store (RDEC (0xF929), Local1)
-// Store (Local0, _T00)
-// If (LEqual (0x22, _T00))
-// {
-// Store (0x0ED8, Index (BIFP, One))
-// Store (0x0BB8, Index (BIFP, 0x02))
-// Store (0x1770, Index (BIFP, 0x04))
-// Multiply (Local1, 0x1E, Local1)
-// Store (Local1, Index (BIFP, 0x05))
-// Store (0x0F, Index (BIFP, 0x06))
-// Subtract (Local1, 0x0F, Local2)
-// Store (Local2, Index (BIFP, 0x07))
-// Subtract (0x0BB8, Local1, Local3)
-// Store (Local3, Index (BIFP, 0x08))
-// Store ("NiMH (GP) ", Index (BIFP, 0x09))
-// Store ("MIT OLPC ", Index (BIFP, 0x0A))
-// }
-// Else
-// {
-// If (LEqual (0x11, _T00))
-// {
-// Store (0x0DDE, Index (BIFP, One))
-// Store (0x0C1C, Index (BIFP, 0x02))
-// Store (0x1964, Index (BIFP, 0x04))
-// Multiply (Local1, 0x1F, Local1)
-// Store (Local1, Index (BIFP, 0x05))
-// Store (0x0F, Index (BIFP, 0x06))
-// Subtract (Local1, 0x0F, Local2)
-// Store (Local2, Index (BIFP, 0x07))
-// Subtract (0x0C1C, Local1, Local3)
-// Store (Local3, Index (BIFP, 0x08))
-// Store ("LiFePo4 (BYD) ", Index (BIFP, 0x09))
-// Store ("MIT OLPC ", Index (BIFP, 0x0A))
-// }
-// Else
-// {
-// If (LEqual (0x12, _T00))
-// {
-// Store (0x0BB8, Index (BIFP, One))
-// Store (0x0AF0, Index (BIFP, 0x02))
-// Store (0x1770, Index (BIFP, 0x04))
-// Multiply (Local1, 0x1C, Local1)
-// Store (Local1, Index (BIFP, 0x05))
-// Store (0x0E, Index (BIFP, 0x06))
-// Subtract (Local1, 0x0E, Local2)
-// Store (Local2, Index (BIFP, 0x07))
-// Subtract (0x0AF0, Local1, Local3)
-// Store (Local3, Index (BIFP, 0x08))
-// Store ("LiFePo4 (GP) ", Index (BIFP, 0x09))
-// Store ("MIT OLPC ", Index (BIFP, 0x0A))
-// }
-// }
-// }
-//
-// Store (RDEC (0xFAA5), Local0)
-// If (And (Local0, 0x08))
-// {
-// Store ("NiMH", Index (BIFP, 0x0B))
-// }
-// Else
-// {
-// Store ("LiON", Index (BIFP, 0x0B))
-// }
-//
-// Store ("OLPC ", Index (BIFP, 0x0C))
-// Release (MUT0)
-// }
+ If (LNot (Acquire (ACMX, 5000)))
+ {
+// UPUT (0x69) // i
+ Store (ECRD (0xFB5F), Local0)
+ Store (ECRD (0xF929), Local1)
+ Switch (Local0)
+ {
+ Case (0x11)
+ {
+// UPUT (0x42) // B
+ Store (3800, Index (BIFP, One))
+ Store (3000, Index (BIFP, 2))
+ Store (6000, Index (BIFP, 0x04))
+ Multiply (Local1, 30, Local1)
+ Store (Local1, Index (BIFP, 5))
+ Store (15, Index (BIFP, 6))
+ Store (Subtract (Local1, 15), Index (BIFP, 7))
+ Store (Subtract (3000, Local1), Index (BIFP, 8))
+ Store ("NiMH (GP) ", Index (BIFP, 9))
+ Store ("", Index (BIFP, 10))
+ Store ("GoldPeak ", Index (BIFP, 0x0C))
+// UPUT (0x62) // b
+ }
+ Case (0x12)
+ {
+// UPUT (0x44) // D
+ Store (3000, Index (BIFP, One))
+ Store (2800, Index (BIFP, 2))
+ Store (6000, Index (BIFP, 4))
+ Multiply (Local1, 28, Local1)
+ Store (Local1, Index (BIFP, 5))
+ Store (14, Index (BIFP, 6))
+ Store (Subtract (Local1, 14), Index (BIFP, 7))
+ Store (Subtract (2800, Local1), Index (BIFP, 8))
+ Store ("LiFePO4 (GP) ", Index (BIFP, 9))
+ Store ("", Index (BIFP, 10))
+ Store ("GoldPeak ", Index (BIFP, 0x0C))
+// UPUT (0x64) // d
+ }
+ Case (0x22)
+ {
+// UPUT (0x43) // C
+ Store (3550, Index (BIFP, One))
+ Store (3100, Index (BIFP, 2))
+ Store (6500, Index (BIFP, 4))
+ Multiply (Local1, 31, Local1)
+ Store (Local1, Index (BIFP, 5))
+ Store (15, Index (BIFP, 6))
+ Store (Subtract (Local1, 15), Index (BIFP, 7))
+ Store (Subtract (3100, Local1), Index (BIFP, 8))
+ Store ("LiFePO4 (BYD) ", Index (BIFP, 9))
+ Store ("", Index (BIFP, 10))
+ Store ("BYD ", Index (BIFP, 0x0C))
+// UPUT (0x63) // c
+ }
+ }
+// UPUT (0x49) // I
+ If (And (ECRD (0xFAA5), 8))
+ {
+ Store ("NiMH", Index (BIFP, 11))
+ }
+ Else
+ {
+//x Store ("LiON", Index (BIFP, 11))
+ Store ("LiFePO4", Index (BIFP, 11))
+ }
+
+//x Store ("OLPC ", Index (BIFP, 0x0C))
+ Release (ACMX)
+ }
+
Return (BIFP)
}
Method (_BST, 0, NotSerialized)
{
-// If (LNot (Acquire (MUT0, 0x1400)))
-// {
-// Store (RDEC (0xFAA5), Local0)
-// If (And (Local0, One))
-// {
-// Store (0x02, Local1)
-// }
-// Else
-// {
-// Store (One, Local1)
-// }
-//
-// Sleep (0x0F)
-// Store (RDEC (0xF910), Local0)
-// If (LLess (Local0, 0x0F))
-// {
-// Or (Local1, 0x04, Local1)
-// }
-//
-// Store (Local1, Index (BSTP, Zero))
-// Sleep (0x0F)
-// Store (RDEC (0xFB5F), Local1)
-// Sleep (0x0F)
-// Store (Local1, _T01)
-// If (LEqual (0x22, _T01))
-// {
-// Store (0x02F8, Index (BSTP, One))
-// Multiply (Local0, 0x1E, Local2)
-// }
-// Else
-// {
-// If (LEqual (0x11, _T01))
-// {
-// Store (0x05DC, Index (BSTP, One))
-// Multiply (Local0, 0x1F, Local2)
-// }
-// Else
-// {
-// If (LEqual (0x12, _T01))
-// {
-// Store (0x05DC, Index (BSTP, One))
-// Multiply (Local0, 0x1C, Local2)
-// }
-// }
-// }
-//
-// Store (Local2, Index (BSTP, 0x02))
-// Release (MUT0)
-// }
+ If (LNot (Acquire (ACMX, 5000)))
+ {
+// UPUT (0x74) // t
+ If (And (ECRD (0xFAA5), One))
+ {
+ Store (0x02, Local1) // charging
+ }
+ Else
+ {
+ Store (One, Local1) // discharging
+ }
+ Sleep (15)
+ Store (ECRD (0xF910), Local0)
+ If (LLess (Local0, 15))
+ {
+ Or (Local1, 4, Local1) // critical
+ }
+
+ Store (Local1, Index (BSTP, Zero))
+ Sleep (15)
+
+ Switch (ECRD (0xFB5F))
+ {
+ Case (0x11)
+ {
+ Store (760, Index (BSTP, One))
+ Multiply (Local0, 30, Local2)
+ }
+ Case (0x22)
+ {
+ Store (1500, Index (BSTP, One))
+ Multiply (Local0, 31, Local2)
+ }
+ Case (0x12)
+ {
+ Store (1500, Index (BSTP, One))
+ Multiply (Local0, 28, Local2)
+ }
+ }
+
+ Store (Local2, Index (BSTP, 2))
+ Release (ACMX)
+ }
+
Return (BSTP)
}
}
@@ -442,7 +604,40 @@
Device (LIDS) {
Name (_HID, EisaId ("PNP0C0D"))
Name (_PRW, Package (0x02) { 0x1e, 0x03 }) // Event 1e, wakes from S3
- Method (_LID, 0, NotSerialized) { Return (LSWI) } // Lid switch bit
+ Method (_INI, 0, NotSerialized) {
+ Store (0x400, GHIN) // Turn on invert to see falling edge
+ }
+ Method (_LID, 0, NotSerialized) {
+ // The expected state is LSWI == 1, because the inverter is either
+ // on or off depending on the previous state.
+ // If LSWI == 0, it means that the switch changed values then
+ // changed back to the previous state.
+// UPUT (0x6c) // l
+ If (LSWI) {
+ If (And(GHIN, 0x400))
+ { // Inverted, became closed
+// UPUT (0x30)
+ Store (0x4000000, GHIN) // Turn on invert to see falling edge
+ Store (Zero, Local0)
+ } Else { // Not inverted, became open
+// UPUT (0x31)
+ Store (0x400, GHIN) // Turn on invert to see falling edge
+ Store (One, Local0)
+ }
+ } Else { // Spurious event
+ If (And(GHIN, 0x400))
+ { // Inverted, stayed open
+ Store (One, Local0)
+// UPUT (0x61)
+ } Else {
+ Store (Zero, Local0)
+// UPUT (0x62)
+ }
+ }
+// UPUT (0x20)
+
+ Return (Local0)
+ }
}
Device (PCI0) {
@@ -451,7 +646,7 @@
// XXX Probably should be sleep state 0 - can't wake from PCI as power is off
// Name (_PRW, Package (0x02) { 0x1f, 0x05 })
- Name (_PRW, Package (0x02) { 0x1f, 0x03 })
+// XXX Name (_PRW, Package (0x02) { 0x1f, 0x03 })
// Name (_STA, 0x0F)
Method (_STA, 0, NotSerialized) { Return (0x0F) }
Modified: cpu/x86/pc/olpc/versions.fth
===================================================================
--- cpu/x86/pc/olpc/versions.fth 2008-07-29 22:09:17 UTC (rev 861)
+++ cpu/x86/pc/olpc/versions.fth 2008-07-30 09:51:22 UTC (rev 862)
@@ -2,7 +2,7 @@
\ The overall firmware revision
macro: FW_MAJOR E
-macro: FW_MINOR 12
+macro: FW_MINOR 12b
\ The EC microcode
macro: EC_VERSION e11
Modified: dev/olpc/kb3700/ecio.fth
===================================================================
--- dev/olpc/kb3700/ecio.fth 2008-07-29 22:09:17 UTC (rev 861)
+++ dev/olpc/kb3700/ecio.fth 2008-07-30 09:51:22 UTC (rev 862)
@@ -155,6 +155,7 @@
: write-protect-fw ( -- ) 3 ec-cmd ;
: ebook-mode? ( -- b ) h# 2a ec-cmd-b@ ;
: wlan-freeze ( -- ) h# 35 ec-cmd ;
+: sci-queue@ ( -- b ) h# 84 ec-cmd-b@ ;
: ec-indexed-io-off ( -- ) h# fe95 ec@ h# 40 invert and h# fe95 ec! ;
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