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authorFelix Fietkau <nbd@openwrt.org>2009-04-18 17:04:16 +0000
committerFelix Fietkau <nbd@openwrt.org>2009-04-18 17:04:16 +0000
commitbe37a62e6d6e328c936beadd12a8059764fa6e12 (patch)
treecde758e42a625ac3fbcd4004200df28f03d2c8e2 /target/linux/generic-2.6/patches-2.6.29/021-mips_simple_prom_emulator.patch
parent05d8459bb9f96b9e0a19b8735d3bee05484eca22 (diff)
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add generic 2.6.29 patches and config (squashfs still untested, user space mkfs still missing)
SVN-Revision: 15251
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.29/021-mips_simple_prom_emulator.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.29/021-mips_simple_prom_emulator.patch50
1 files changed, 50 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.29/021-mips_simple_prom_emulator.patch b/target/linux/generic-2.6/patches-2.6.29/021-mips_simple_prom_emulator.patch
new file mode 100644
index 0000000..9918aa3
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.29/021-mips_simple_prom_emulator.patch
@@ -0,0 +1,50 @@
+--- a/arch/mips/Kconfig
++++ b/arch/mips/Kconfig
+@@ -812,6 +812,9 @@ 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
+@@ -143,6 +143,15 @@ 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
+@@ -183,6 +192,19 @@ 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