From: Fuxin Zhang <zhangfx@lemote.com>
Signed-off-by: Fuxin Zhang <zhangfx@lemote.com>
---
arch/mips/Kconfig | 38 ++++++++++++++++++++++++++++++++++++++
1 files changed, 38 insertions(+), 0 deletions(-)
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 338bfa3..c18a835 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -16,6 +16,27 @@ choice
prompt "System type"
default SGI_IP22
+config LEMOTE_FULONG
+ bool "Support for Lemote's fulong mini-PC"
+ select SYS_HAS_CPU_LOONGSON2
+ select DMA_NONCOHERENT
+ select BOOT_ELF32
+ select BOARD_SCACHE
+ select HW_HAS_PCI
+ select I8259
+ select ISA
+ select IRQ_CPU
+ select SYS_SUPPORTS_32BIT_KERNEL
+ select SYS_SUPPORTS_64BIT_KERNEL
+ select SYS_SUPPORTS_LITTLE_ENDIAN
+ select SYS_SUPPORTS_HIGHMEM
+ select SYS_HAS_EARLY_PRINTK
+ select GENERIC_HARDIRQS_NO__DO_IRQ
+ select CPU_HAS_WB
+ help
+ Lemote Fulong mini-PC board, which uses Chinese Loongson-2E CPU and a
fpga north bridge
+
+
config MIPS_MTX1
bool "4G Systems MTX-1 board"
select DMA_NONCOHERENT
@@ -1142,6 +1163,13 @@ choice
prompt "CPU type"
default CPU_R4X00
+config CPU_LOONGSON2
+ bool "LOONGSON2"
+ depends on SYS_HAS_CPU_LOONGSON2
+ select CPU_SUPPORTS_32BIT_KERNEL
+ select CPU_SUPPORTS_64BIT_KERNEL
+ select CPU_SUPPORTS_HIGHMEM
+
config CPU_MIPS32_R1
bool "MIPS32 Release 1"
depends on SYS_HAS_CPU_MIPS32_R1
@@ -1352,6 +1380,9 @@ config CPU_SB1
endchoice
+config SYS_HAS_CPU_LOONGSON2
+ bool
+
config SYS_HAS_CPU_MIPS32_R1
bool
@@ -1681,6 +1712,13 @@ config CPU_HAS_SMARTMIPS
config CPU_HAS_WB
bool
+config 64BIT_CONTEXT
+ bool "Save 64bit integer registers" if CPU_LOONGSON2 && 32BIT
+ help
+ Loongson2 CPU is 64bit , when used in 32BIT mode, its integer
registers
+ can still be accessed as 64bit, mainly for multimedia instructions.
We must have
+ all 64bit save/restored to make sure those instructions to get
correct result.
+
#
# Vectored interrupt mode is an R2 feature
#
--
1.4.4.1
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