50 lines
928 B
Diff
50 lines
928 B
Diff
--- a/arch/mips/Kconfig
|
|
+++ b/arch/mips/Kconfig
|
|
@@ -860,6 +860,9 @@ config SYNC_R4K
|
|
|
|
config MIPS_MACHINE
|
|
def_bool n
|
|
+
|
|
+config PROM_EMU
|
|
+ def_bool n
|
|
|
|
config NO_IOPORT
|
|
def_bool n
|
|
--- a/arch/mips/kernel/head.S
|
|
+++ b/arch/mips/kernel/head.S
|
|
@@ -142,6 +142,15 @@ FEXPORT(__kernel_entry)
|
|
j kernel_entry
|
|
#endif
|
|
|
|
+#ifdef CONFIG_PROM_EMU
|
|
+EXPORT(prom_emu_argv)
|
|
+ .word 0
|
|
+ .word prom_emu_cmdline
|
|
+ .ascii "CMDLINE:"
|
|
+EXPORT(prom_emu_cmdline)
|
|
+ .fill 0x400
|
|
+#endif
|
|
+
|
|
__REF
|
|
|
|
NESTED(kernel_entry, 16, sp) # kernel entry point
|
|
@@ -182,6 +191,19 @@ NESTED(kernel_entry, 16, sp) # kernel
|
|
LONG_S zero, (t0)
|
|
bne t0, t1, 1b
|
|
|
|
+#ifdef CONFIG_PROM_EMU
|
|
+ PTR_LA t0, prom_emu_cmdline
|
|
+ LONG_L t1, 0(t0)
|
|
+ beqz t1, 1f
|
|
+
|
|
+ li a0, 2
|
|
+ PTR_LA a1, prom_emu_argv
|
|
+ move a2, zero
|
|
+ move a3, zero
|
|
+
|
|
+1:
|
|
+#endif /* CONFIG_PROM_EMU */
|
|
+
|
|
LONG_S a0, fw_arg0 # firmware arguments
|
|
LONG_S a1, fw_arg1
|
|
LONG_S a2, fw_arg2
|