Add initial framework for the Tyan S1846.

It's not fully working, among other things because the Intel
440BX northbridge isn't working, yet.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@2580 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 150 insertions, 0 deletions

diff --git a/src/mainboard/tyan/s1846/Options.lb b/src/mainboard/tyan/s1846/Options.lb
new file mode 100644
index 0000000000..896a49d940
--- /dev/null
+++ b/src/mainboard/tyan/s1846/Options.lb
@@ -0,0 +1,150 @@
+uses HAVE_PIRQ_TABLE
+uses USE_FALLBACK_IMAGE
+uses HAVE_FALLBACK_BOOT
+uses HAVE_HARD_RESET
+uses HAVE_OPTION_TABLE
+uses USE_OPTION_TABLE
+uses CONFIG_ROM_PAYLOAD
+uses IRQ_SLOT_COUNT
+uses MAINBOARD
+uses MAINBOARD_VENDOR
+uses MAINBOARD_PART_NUMBER
+uses LINUXBIOS_EXTRA_VERSION
+uses ARCH
+uses FALLBACK_SIZE
+uses STACK_SIZE
+uses HEAP_SIZE
+uses ROM_SIZE
+uses ROM_SECTION_SIZE
+uses ROM_IMAGE_SIZE
+uses ROM_SECTION_SIZE
+uses ROM_SECTION_OFFSET
+uses CONFIG_ROM_PAYLOAD_START
+uses CONFIG_COMPRESSED_PAYLOAD_LZMA
+uses PAYLOAD_SIZE
+uses _ROMBASE
+uses _RAMBASE
+uses XIP_ROM_SIZE
+uses XIP_ROM_BASE
+uses CROSS_COMPILE
+uses CC
+uses HOSTCC
+uses OBJCOPY
+uses DEFAULT_CONSOLE_LOGLEVEL
+uses MAXIMUM_CONSOLE_LOGLEVEL
+uses CONFIG_CONSOLE_SERIAL8250
+uses TTYS0_BAUD
+uses TTYS0_BASE
+uses TTYS0_LCS
+uses CONFIG_UDELAY_TSC
+
+## ROM_SIZE is the size of boot ROM that this board will use.
+default ROM_SIZE = 256*1024
+
+###
+### Build options
+###
+
+##
+## Build code for the fallback boot
+##
+default HAVE_FALLBACK_BOOT=1
+
+##
+## Build code to reset the motherboard from linuxBIOS
+##
+default HAVE_HARD_RESET=0
+
+##
+## Build code to export a programmable irq routing table
+##
+default HAVE_PIRQ_TABLE=0
+default IRQ_SLOT_COUNT=4
+#object irq_tables.o
+
+##
+## Build code to export a CMOS option table
+##
+default HAVE_OPTION_TABLE=0
+
+###
+### LinuxBIOS layout values
+###
+
+## ROM_IMAGE_SIZE is the amount of space to allow linuxBIOS to occupy.
+default ROM_IMAGE_SIZE = 64 * 1024
+default FALLBACK_SIZE = 128 * 1024
+
+##
+## Use a small 8K stack
+##
+default STACK_SIZE=0x2000
+
+##
+## Use a small 16K heap
+##
+default HEAP_SIZE=0x4000
+
+##
+## Only use the option table in a normal image
+##
+#default USE_OPTION_TABLE = !USE_FALLBACK_IMAGE
+default USE_OPTION_TABLE = 0
+
+default _RAMBASE = 0x00004000
+
+default CONFIG_ROM_PAYLOAD = 1
+
+##
+## The default compiler
+##
+default CROSS_COMPILE=""
+default CC="$(CROSS_COMPILE)gcc -m32"
+default HOSTCC="gcc"
+
+##
+## The Serial Console
+##
+
+# To Enable the Serial Console
+default CONFIG_CONSOLE_SERIAL8250=1
+
+## Select the serial console baud rate
+default TTYS0_BAUD=115200
+#default TTYS0_BAUD=57600
+#default TTYS0_BAUD=38400
+#default TTYS0_BAUD=19200
+#default TTYS0_BAUD=9600
+#default TTYS0_BAUD=4800
+#default TTYS0_BAUD=2400
+#default TTYS0_BAUD=1200
+
+# Select the serial console base port
+default TTYS0_BASE=0x3f8
+
+# Select the serial protocol
+# This defaults to 8 data bits, 1 stop bit, and no parity
+default TTYS0_LCS=0x3
+
+##
+### Select the linuxBIOS loglevel
+##
+## EMERG      1   system is unusable               
+## ALERT      2   action must be taken immediately 
+## CRIT       3   critical conditions              
+## ERR        4   error conditions                 
+## WARNING    5   warning conditions               
+## NOTICE     6   normal but significant condition 
+## INFO       7   informational                    
+## DEBUG      8   debug-level messages             
+## SPEW       9   Way too many details             
+
+## Request this level of debugging output
+default  DEFAULT_CONSOLE_LOGLEVEL=9
+## At a maximum only compile in this level of debugging
+default  MAXIMUM_CONSOLE_LOGLEVEL=9
+
+default CONFIG_UDELAY_TSC=1
+
+end
+