From: Manish Lachwani <mlachwani@mvista.com>
To: linux-mips@linux-mips.org
Subject: [PATCH] 64-bit on Broadcom SWARM
Date: Thu, 30 Sep 2004 09:56:26 -0700 [thread overview]
Message-ID: <415C3ABA.6080601@mvista.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 86 bytes --]
Hello !
Attached patch gets the 64-bit to work on the Broadcom SWARM.
Thanks
Manish
[-- Attachment #2: patch-swarm --]
[-- Type: text/plain, Size: 2182 bytes --]
--- arch/mips/Makefile.orig 2004-09-30 09:49:45.000000000 -0700
+++ arch/mips/Makefile 2004-09-30 09:50:27.000000000 -0700
@@ -35,7 +35,7 @@
endif
ifdef CONFIG_MIPS64
gcc-abi = 64
-gas-abi = 32
+gas-abi = 64
tool-prefix = $(64bit-tool-prefix)
UTS_MACHINE := mips64
endif
@@ -580,7 +580,11 @@
libs-$(CONFIG_SIBYTE_SENTOSA) += arch/mips/sibyte/swarm/
load-$(CONFIG_SIBYTE_SENTOSA) := 0x80100000
libs-$(CONFIG_SIBYTE_SWARM) += arch/mips/sibyte/swarm/
+ifdef CONFIG_MIPS64
+load-$(CONFIG_SIBYTE_SWARM) := 0xffffffff80100000
+else
load-$(CONFIG_SIBYTE_SWARM) := 0x80100000
+endif
#
# SNI RM200 PCI
@@ -651,7 +655,11 @@
AFLAGS += $(cflags-y)
CFLAGS += $(cflags-y)
+ifdef CONFIG_MIPS64
+LDFLAGS += --oformat $(64bit-bfd)
+else
LDFLAGS += --oformat $(32bit-bfd)
+endif
head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
--- arch/mips/Kconfig.orig 2004-09-30 09:49:51.000000000 -0700
+++ arch/mips/Kconfig 2004-09-30 09:50:34.000000000 -0700
@@ -1076,7 +1076,7 @@
config BOOT_ELF64
bool
- depends on SGI_IP27
+ depends on SGI_IP27 || SIBYTE_SB1xxx_SOC
default y
#config MAPPED_PCI_IO y
--- arch/mips/sibyte/sb1250/irq_handler.S.orig 2004-09-30 09:50:03.000000000 -0700
+++ arch/mips/sibyte/sb1250/irq_handler.S 2004-09-30 09:50:58.000000000 -0700
@@ -123,7 +123,11 @@
* check the 1250 interrupt registers to figure out what to do
* Need to detect which CPU we're on, now that smp_affinity is supported.
*/
+#ifdef CONFIG_MIPS64
+ PTR_LA v0, CKSEG1 + A_IMR_CPU0_BASE
+#else
PTR_LA v0, KSEG1 + A_IMR_CPU0_BASE
+#endif
#ifdef CONFIG_SMP
lw t1, TI_CPU($28)
sll t1, IMR_REGISTER_SPACING_SHIFT
--- arch/mips/mm/c-sb1.c.orig 2004-09-30 09:50:15.000000000 -0700
+++ arch/mips/mm/c-sb1.c 2004-09-30 09:50:43.000000000 -0700
@@ -488,7 +488,11 @@
/* Special cache error handler for SB1 */
memcpy((void *)(CAC_BASE + 0x100), &except_vec2_sb1, 0x80);
memcpy((void *)(UNCAC_BASE + 0x100), &except_vec2_sb1, 0x80);
+#ifdef CONFIG_MIPS64
+ memcpy((void *)CKSEG1ADDR(&handle_vec2_sb1), &handle_vec2_sb1, 0x80);
+#else
memcpy((void *)KSEG1ADDR(&handle_vec2_sb1), &handle_vec2_sb1, 0x80);
+#endif
probe_cache_sizes();
next reply other threads:[~2004-09-30 16:56 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-30 16:56 Manish Lachwani [this message]
2004-09-30 17:36 ` [PATCH] 64-bit on Broadcom SWARM Maciej W. Rozycki
2004-10-19 0:19 ` Maciej W. Rozycki
2004-10-19 2:38 ` Manish Lachwani
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