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-rw-r--r--docs/system/device-emulation.rst1
-rw-r--r--docs/system/devices/keyboard.rst129
-rw-r--r--docs/system/target-sparc.rst2
3 files changed, 131 insertions, 1 deletions
diff --git a/docs/system/device-emulation.rst b/docs/system/device-emulation.rst
index 8d4a1821fa..4491c4cbf7 100644
--- a/docs/system/device-emulation.rst
+++ b/docs/system/device-emulation.rst
@@ -86,6 +86,7 @@ Emulated Devices
devices/ccid.rst
devices/cxl.rst
devices/ivshmem.rst
+ devices/keyboard.rst
devices/net.rst
devices/nvme.rst
devices/usb.rst
diff --git a/docs/system/devices/keyboard.rst b/docs/system/devices/keyboard.rst
new file mode 100644
index 0000000000..a8f9fbebae
--- /dev/null
+++ b/docs/system/devices/keyboard.rst
@@ -0,0 +1,129 @@
+.. _keyboard:
+
+Sparc32 keyboard
+----------------
+SUN Type 4, 5 and 5c keyboards have dip switches to choose the language layout
+of the keyboard. Solaris makes an ioctl to query the value of the dipswitches
+and uses that value to select keyboard layout. Also the SUN bios like the one
+in the file ss5.bin uses this value to support at least some keyboard layouts.
+However, the OpenBIOS provided with qemu is hardcoded to always use an
+US keyboard layout.
+
+With the escc.chnA-sunkbd-layout driver property it is possible to select
+keyboard layout. Example:
+
+-global escc.chnA-sunkbd-layout=de
+
+Depending on type of keyboard, the keyboard can have 6 or 5 dip-switches to
+select keyboard layout, giving up to 64 different layouts. Not all
+combinations are supported by Solaris and even less by Sun OpenBoot BIOS.
+
+The dip switch settings can be given as hexadecimal number, decimal number
+or in some cases as a language string. Examples:
+
+-global escc.chnA-sunkbd-layout=0x2b
+
+-global escc.chnA-sunkbd-layout=43
+
+-global escc.chnA-sunkbd-layout=sv
+
+The above 3 examples all select a swedish keyboard layout. Table 3-15 at
+https://docs.oracle.com/cd/E19683-01/806-6642/new-43/index.html explains which
+keytable file is used for different dip switch settings. The information
+in that table can be summarized in this table:
+
+.. list-table:: Language selection values for escc.chnA-sunkbd-layout
+ :widths: 10 10 10
+ :header-rows: 1
+
+ * - Hexadecimal value
+ - Decimal value
+ - Language code
+ * - 0x21
+ - 33
+ - en-us
+ * - 0x23
+ - 35
+ - fr
+ * - 0x24
+ - 36
+ - da
+ * - 0x25
+ - 37
+ - de
+ * - 0x26
+ - 38
+ - it
+ * - 0x27
+ - 39
+ - nl
+ * - 0x28
+ - 40
+ - no
+ * - 0x29
+ - 41
+ - pt
+ * - 0x2a
+ - 42
+ - es
+ * - 0x2b
+ - 43
+ - sv
+ * - 0x2c
+ - 44
+ - fr-ch
+ * - 0x2d
+ - 45
+ - de-ch
+ * - 0x2e
+ - 46
+ - en-gb
+ * - 0x2f
+ - 47
+ - ko
+ * - 0x30
+ - 48
+ - tw
+ * - 0x31
+ - 49
+ - ja
+ * - 0x32
+ - 50
+ - fr-ca
+ * - 0x33
+ - 51
+ - hu
+ * - 0x34
+ - 52
+ - pl
+ * - 0x35
+ - 53
+ - cz
+ * - 0x36
+ - 54
+ - ru
+ * - 0x37
+ - 55
+ - lv
+ * - 0x38
+ - 56
+ - tr
+ * - 0x39
+ - 57
+ - gr
+ * - 0x3a
+ - 58
+ - ar
+ * - 0x3b
+ - 59
+ - lt
+ * - 0x3c
+ - 60
+ - nl-be
+ * - 0x3c
+ - 60
+ - be
+
+Not all dip switch values have a corresponding language code and both "be" and
+"nl-be" correspond to the same dip switch value. By default, if no value is
+given to escc.chnA-sunkbd-layout 0x21 (en-us) will be used.
diff --git a/docs/system/target-sparc.rst b/docs/system/target-sparc.rst
index b55f8d09e9..9ec8c90c14 100644
--- a/docs/system/target-sparc.rst
+++ b/docs/system/target-sparc.rst
@@ -38,7 +38,7 @@ QEMU emulates the following sun4m peripherals:
- Non Volatile RAM M48T02/M48T08
- Slave I/O: timers, interrupt controllers, Zilog serial ports,
- keyboard and power/reset logic
+ :ref:`keyboard` and power/reset logic
- ESP SCSI controller with hard disk and CD-ROM support