xref: /openbmc/linux/arch/mips/sgi-ip22/Platform (revision 6a143a7c)
1#
2# SGI IP22 (Indy/Indigo2)
3#
4# Set the load address to >= 0xffffffff88069000 if you want to leave space for
5# symmon, 0xffffffff80002000 for production kernels.  Note that the value must
6# be aligned to a multiple of the kernel stack size or the handling of the
7# current variable will break so for 64-bit kernels we have to raise the start
8# address by 8kb.
9#
10cflags-$(CONFIG_SGI_IP22)	+= -I$(srctree)/arch/mips/include/asm/mach-ip22
11ifdef CONFIG_32BIT
12load-$(CONFIG_SGI_IP22)		+= 0xffffffff88002000
13endif
14ifdef CONFIG_64BIT
15load-$(CONFIG_SGI_IP22)		+= 0xffffffff88004000
16endif
17
18#
19# SGI IP28 (Indigo2 R10k)
20#
21# Set the load address to >= 0xa800000020080000 if you want to leave space for
22# symmon, 0xa800000020004000 for production kernels ?  Note that the value must
23# be 16kb aligned or the handling of the current variable will break.
24# Simplified: what IP22 does at 128MB+ in ksegN, IP28 does at 512MB+ in xkphys
25#
26ifdef CONFIG_SGI_IP28
27  ifeq ($(call cc-option-yn,-march=r10000 -mr10k-cache-barrier=store), n)
28      $(error gcc doesn't support needed option -mr10k-cache-barrier=store)
29  endif
30endif
31cflags-$(CONFIG_SGI_IP28)	+= -mr10k-cache-barrier=store -I$(srctree)/arch/mips/include/asm/mach-ip28
32load-$(CONFIG_SGI_IP28)		+= 0xa800000020004000
33