Ajoute le support easygate

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6926 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 220 insertions, 0 deletions

diff --git a/target/linux/easygate-2.6/patches/001-bcm963xx.patch b/target/linux/easygate-2.6/patches/001-bcm963xx.patch
new file mode 100644
index 0000000000..42fc728ab7
--- /dev/null
+++ b/target/linux/easygate-2.6/patches/001-bcm963xx.patch
@@ -0,0 +1,220 @@
+diff -urN linux-2.6.19/arch/mips/Kconfig linux-2.6.19.new/arch/mips/Kconfig
+--- linux-2.6.19/arch/mips/Kconfig	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/arch/mips/Kconfig	2006-12-16 18:46:31.000000000 +0100
+@@ -4,6 +4,10 @@
+        # Horrible source of confusion.  Die, die, die ...
+        select EMBEDDED
+
++config CFE
++       bool
++       # Common Firmware Environment
++
+ mainmenu "Linux/MIPS Kernel Configuration"
+
+ menu "Machine selection"
+@@ -12,6 +12,18 @@
+ 	prompt "System type"
+ 	default SGI_IP22
+ 
++config BCM963XX 
++	bool "Support for Broadcom BCM963xx SoC"
++	select SYS_SUPPORTS_32BIT_KERNEL
++	select SYS_SUPPORTS_BIG_ENDIAN
++	select SYS_HAS_CPU_MIPS32_R1
++	select HW_HAS_PCI
++	select DMA_NONCOHERENT
++	select IRQ_CPU
++	select CFE
++	help
++	 This is a fmaily of boards based on the Broadcom MIPS32
++
+ config MIPS_MTX1
+ 	bool "4G Systems MTX-1 board"
+ 	select DMA_NONCOHERENT
+diff -urN linux-2.6.19/arch/mips/Makefile linux-2.6.19.new/arch/mips/Makefile
+--- linux-2.6.19/arch/mips/Makefile	2006-12-16 17:36:29.000000000 +0100
++++ linux-2.6.19.new/arch/mips/Makefile	2006-12-16 18:46:31.000000000 +0100
+@@ -158,6 +158,19 @@
+ #
+ 
+ #
++# Broadcom BCM963xx SoC
++#
++core-$(CONFIG_BCM963XX)	+= arch/mips/bcm963xx/
++cflags-$(CONFIG_BCM963XX)     	+= -Iinclude/asm-mips/mach-bcm963xx
++load-$(CONFIG_BCM963XX)	+= 0xffffffff80010000
++
++
++#
++# Common Firmware Environment
++#
++core-$(CONFIG_CFE)             += arch/mips/cfe/
++
++#
+ # Acer PICA 61, Mips Magnum 4000 and Olivetti M700.
+ #
+ core-$(CONFIG_MACH_JAZZ)	+= arch/mips/jazz/
+diff -urN linux-2.6.19/arch/mips/kernel/cpu-probe.c linux-2.6.19.new/arch/mips/kernel/cpu-probe.c
+--- linux-2.6.19/arch/mips/kernel/cpu-probe.c	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/arch/mips/kernel/cpu-probe.c	2006-12-16 18:46:31.000000000 +0100
+@@ -602,6 +602,25 @@
+ 		return;
+ }
+ 
++static inline void cpu_probe_broadcom(struct cpuinfo_mips *c)
++{
++       decode_configs(c);
++       switch (c->processor_id & 0xff00) {
++       case PRID_IMP_BCM6338:
++               c->cputype = CPU_BCM6338;
++               break;
++       case PRID_IMP_BCM6345:
++               c->cputype = CPU_BCM6345;
++               break;
++       case PRID_IMP_BCM6348:
++               c->cputype = CPU_BCM6348;
++               break;
++       default:
++               c->cputype = CPU_UNKNOWN;
++               break;
++       }
++}
++
+ static inline void cpu_probe_mips(struct cpuinfo_mips *c)
+ {
+ 	decode_configs(c);
+@@ -736,6 +755,9 @@
+ 	case PRID_COMP_LEGACY:
+ 		cpu_probe_legacy(c);
+ 		break;
++        case PRID_COMP_BROADCOM:
++                cpu_probe_broadcom(c);
++                break;
+ 	case PRID_COMP_MIPS:
+ 		cpu_probe_mips(c);
+ 		break;
+diff -urN linux-2.6.19/arch/mips/kernel/proc.c linux-2.6.19.new/arch/mips/kernel/proc.c
+--- linux-2.6.19/arch/mips/kernel/proc.c	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/arch/mips/kernel/proc.c	2006-12-16 18:46:31.000000000 +0100
+@@ -84,6 +84,9 @@
+ 	[CPU_VR4181A]	= "NEC VR4181A",
+ 	[CPU_SR71000]	= "Sandcraft SR71000",
+ 	[CPU_PR4450]	= "Philips PR4450",
++	[CPU_BCM6338]   = "BCM6338",
++	[CPU_BCM6345]   = "BCM6345",
++	[CPU_BCM6348]   = "BCM6348",
+ };
+ 
+ 
+diff -urN linux-2.6.19/arch/mips/mm/c-r4k.c linux-2.6.19.new/arch/mips/mm/c-r4k.c
+--- linux-2.6.19/arch/mips/mm/c-r4k.c	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/arch/mips/mm/c-r4k.c	2006-12-16 18:46:31.000000000 +0100
+@@ -852,6 +852,13 @@
+ 		if (!(config & MIPS_CONF_M))
+ 			panic("Don't know how to probe P-caches on this cpu.");
+ 
++		if (c->cputype == CPU_BCM6338 || c->cputype == CPU_BCM6345 || c->cputype == CPU_BCM6348)
++		{
++			printk("bcm963xx: enabling icache and dcache...\n");
++			/* Enable caches */
++			write_c0_diag(read_c0_diag() | 0xC0000000);
++		}
++
+ 		/*
+ 		 * So we seem to be a MIPS32 or MIPS64 CPU
+ 		 * So let's probe the I-cache ...
+diff -urN linux-2.6.19/arch/mips/mm/tlbex.c linux-2.6.19.new/arch/mips/mm/tlbex.c
+--- linux-2.6.19/arch/mips/mm/tlbex.c	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/arch/mips/mm/tlbex.c	2006-12-16 18:46:31.000000000 +0100
+@@ -880,6 +880,9 @@
+ 	case CPU_4KSC:
+ 	case CPU_20KC:
+ 	case CPU_25KF:
++	case CPU_BCM6338:
++	case CPU_BCM6345:
++	case CPU_BCM6348:
+ 		tlbw(p);
+ 		break;
+ 
+diff -urN linux-2.6.19/arch/mips/pci/Makefile linux-2.6.19.new/arch/mips/pci/Makefile
+--- linux-2.6.19/arch/mips/pci/Makefile	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/arch/mips/pci/Makefile	2006-12-16 18:48:18.000000000 +0100
+@@ -17,6 +17,7 @@
+ obj-$(CONFIG_PCI_VR41XX)	+= ops-vr41xx.o pci-vr41xx.o
+ obj-$(CONFIG_NEC_CMBVR4133)	+= fixup-vr4133.o
+ obj-$(CONFIG_MARKEINS)		+= ops-emma2rh.o pci-emma2rh.o fixup-emma2rh.o
++obj-$(CONFIG_BCM963XX)		+= fixup-bcm96348.o pci-bcm96348.o ops-bcm96348.o
+ 
+ #
+ # These are still pretty much in the old state, watch, go blind.
+diff -urN linux-2.6.19/drivers/serial/Makefile linux-2.6.19.new/drivers/serial/Makefile
+--- linux-2.6.19/drivers/serial/Makefile	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/drivers/serial/Makefile	2006-12-16 18:49:17.000000000 +0100
+@@ -56,3 +56,4 @@
+ obj-$(CONFIG_SERIAL_SGI_IOC3) += ioc3_serial.o
+ obj-$(CONFIG_SERIAL_ATMEL) += atmel_serial.o
+ obj-$(CONFIG_SERIAL_NETX) += netx-serial.o
++obj-$(CONFIG_BCM963XX) += bcm63xx_cons.o
+diff -urN linux-2.6.19/include/asm-mips/bootinfo.h linux-2.6.19.new/include/asm-mips/bootinfo.h
+--- linux-2.6.19/include/asm-mips/bootinfo.h	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/include/asm-mips/bootinfo.h	2006-12-16 18:46:31.000000000 +0100
+@@ -212,6 +212,14 @@
+ #define MACH_GROUP_NEC_EMMA2RH 25	/* NEC EMMA2RH (was 23)		*/
+ #define  MACH_NEC_MARKEINS	0	/* NEC EMMA2RH Mark-eins	*/
+ 
++/*
++ * Valid machtype for group BRCM
++ */
++#define MACH_GROUP_BRCM        23      /* Broadcom boards              */
++#define MACH_BCM96338          0
++#define MACH_BCM96345          1
++#define MACH_BCM96348          2
++
+ #define CL_SIZE			COMMAND_LINE_SIZE
+ 
+ const char *get_system_type(void);
+diff -urN linux-2.6.19/include/asm-mips/cpu.h linux-2.6.19.new/include/asm-mips/cpu.h
+--- linux-2.6.19/include/asm-mips/cpu.h	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/include/asm-mips/cpu.h	2006-12-16 18:46:31.000000000 +0100
+@@ -103,6 +103,13 @@
+ 
+ #define PRID_IMP_SR71000        0x0400
+ 
++/* These are the PRID's for when 23:16 == PRID_COMP_BROADCOM
++ */
++
++#define PRID_IMP_BCM6338       	0x9000
++#define PRID_IMP_BCM6345       	0x8000
++#define PRID_IMP_BCM6348       	0x9100
++
+ /*
+  * Definitions for 7:0 on legacy processors
+  */
+@@ -200,7 +207,10 @@
+ #define CPU_SB1A		62
+ #define CPU_74K			63
+ #define CPU_R14000		64
+-#define CPU_LAST		64
++#define CPU_BCM6338             65
++#define CPU_BCM6345             66
++#define CPU_BCM6348             67
++#define CPU_LAST		67
+ 
+ /*
+  * ISA Level encodings
+diff -urN linux-2.6.19/include/asm-mips/module.h linux-2.6.19.new/include/asm-mips/module.h
+--- linux-2.6.19/include/asm-mips/module.h	2006-11-29 22:57:37.000000000 +0100
++++ linux-2.6.19.new/include/asm-mips/module.h	2006-12-16 19:03:22.000000000 +0100
+@@ -112,6 +112,12 @@
+ #define MODULE_PROC_FAMILY "RM9000 "
+ #elif defined CONFIG_CPU_SB1
+ #define MODULE_PROC_FAMILY "SB1 "
++#elif defined CONFIG_CPU_BCM6338
++#define MODULE_PROC_FAMILY "BCM6338 "
++#elif defined CONFIG_CPU_BCM6345
++#define MODULE_PROC_FAMILY "BCM6345 "
++#elif defined CONFIG_CPU_BCM6348
++#define MODULE_PROC_FAMILY "BCM6348 "
+ #else
+ #error MODULE_PROC_FAMILY undefined for your processor configuration
+ #endif