diff options
Diffstat (limited to 'target/linux')
| -rw-r--r-- | target/linux/aruba-2.6/patches/000-aruba.patch | 8 | ||||
| -rw-r--r-- | target/linux/aruba-2.6/patches/002-irq.patch | 109 |
2 files changed, 16 insertions, 101 deletions
diff --git a/target/linux/aruba-2.6/patches/000-aruba.patch b/target/linux/aruba-2.6/patches/000-aruba.patch index 83f023cfe..b9e602be4 100644 --- a/target/linux/aruba-2.6/patches/000-aruba.patch +++ b/target/linux/aruba-2.6/patches/000-aruba.patch @@ -45,7 +45,7 @@ diff -Nur linux-2.6.17/arch/mips/aruba/Makefile linux-2.6.17-owrt/arch/mips/arub +# .S.o: +# $(CC) $(CFLAGS) -c $< -o $*.o + -+obj-y := prom.o setup.o idtIRQ.o irq.o time.o flash_lock.o ++obj-y := prom.o setup.o irq.o time.o flash_lock.o +obj-$(CONFIG_SERIAL_8250) += serial.o + +subdir-y += nvram @@ -921,7 +921,7 @@ diff -Nur linux-2.6.17/arch/mips/aruba/setup.c linux-2.6.17-owrt/arch/mips/aruba diff -Nur linux-2.6.17/arch/mips/aruba/time.c linux-2.6.17-owrt/arch/mips/aruba/time.c --- linux-2.6.17/arch/mips/aruba/time.c 1970-01-01 01:00:00.000000000 +0100 +++ linux-2.6.17-owrt/arch/mips/aruba/time.c 2006-06-18 12:44:28.000000000 +0200 -@@ -0,0 +1,108 @@ +@@ -0,0 +1,110 @@ +/************************************************************************** + * + * BRIEF MODULE DESCRIPTION @@ -1022,8 +1022,10 @@ diff -Nur linux-2.6.17/arch/mips/aruba/time.c linux-2.6.17-owrt/arch/mips/aruba/ + +} + -+asmlinkage void aruba_timer_interrupt(int irq, struct pt_regs *regs) ++asmlinkage void aruba_timer_interrupt(struct pt_regs *regs) +{ ++ int irq = MIPS_CPU_TIMER_IRQ; ++ + irq_enter(); + kstat_this_cpu.irqs[irq]++; + diff --git a/target/linux/aruba-2.6/patches/002-irq.patch b/target/linux/aruba-2.6/patches/002-irq.patch index 8faffaf9b..6ddc154ac 100644 --- a/target/linux/aruba-2.6/patches/002-irq.patch +++ b/target/linux/aruba-2.6/patches/002-irq.patch @@ -1,98 +1,7 @@ -diff -Nur linux-2.6.15/arch/mips/aruba/idtIRQ.S linux-2.6.15-openwrt/arch/mips/aruba/idtIRQ.S ---- linux-2.6.15/arch/mips/aruba/idtIRQ.S 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.15-openwrt/arch/mips/aruba/idtIRQ.S 2006-01-10 00:32:32.000000000 +0100 -@@ -0,0 +1,87 @@ -+/************************************************************************** -+ * -+ * BRIEF MODULE DESCRIPTION -+ * Intterrupt dispatcher code for IDT boards -+ * -+ * Copyright 2004 IDT Inc. (rischelp@idt.com) -+ * -+ * This program is free software; you can redistribute it and/or modify it -+ * under the terms of the GNU General Public License as published by the -+ * Free Software Foundation; either version 2 of the License, or (at your -+ * option) any later version. -+ * -+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED -+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF -+ * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN -+ * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, -+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT -+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF -+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON -+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF -+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -+ * -+ * You should have received a copy of the GNU General Public License along -+ * with this program; if not, write to the Free Software Foundation, Inc., -+ * 675 Mass Ave, Cambridge, MA 02139, USA. -+ * -+ * -+ ************************************************************************** -+ * May 2004 rkt, neb -+ * -+ * Initial Release -+ * -+ * -+ * -+ ************************************************************************** -+ */ -+ -+ -+#include <asm/asm.h> -+#include <asm/mipsregs.h> -+#include <asm/regdef.h> -+#include <asm/stackframe.h> -+ -+ .text -+ .set noreorder -+ .set noat -+ .align 5 -+ NESTED(idtIRQ, PT_SIZE, sp) -+ .set noat -+ SAVE_ALL -+ CLI -+ -+ .set at -+ .set noreorder -+ -+ /* Get the pending interrupts */ -+ mfc0 t0, CP0_CAUSE -+ nop -+ -+ /* Isolate the allowed ones by anding the irq mask */ -+ mfc0 t2, CP0_STATUS -+ move a1, sp /* need a nop here, hence we anticipate */ -+ andi t0, CAUSEF_IP -+ and t0, t2 -+ -+ /* check for r4k counter/timer IRQ. */ -+ -+ andi t1, t0, CAUSEF_IP7 -+ beqz t1, 1f -+ nop -+ -+ jal aruba_timer_interrupt -+ -+ li a0, 7 -+ -+ j ret_from_irq -+ nop -+1: -+ jal aruba_irqdispatch -+ move a0, t0 -+ j ret_from_irq -+ nop -+ -+ END(idtIRQ) -+ -+ -diff -Nur linux-2.6.15/arch/mips/aruba/irq.c linux-2.6.15-openwrt/arch/mips/aruba/irq.c ---- linux-2.6.15/arch/mips/aruba/irq.c 1970-01-01 01:00:00.000000000 +0100 -+++ linux-2.6.15-openwrt/arch/mips/aruba/irq.c 2006-01-10 00:32:32.000000000 +0100 -@@ -0,0 +1,429 @@ +diff -Nur linux-2.6.17/arch/mips/aruba/irq.c linux-2.6.17-openwrt/arch/mips/aruba/irq.c +--- linux-2.6.17/arch/mips/aruba/irq.c 1970-01-01 01:00:00.000000000 +0100 ++++ linux-2.6.17-openwrt/arch/mips/aruba/irq.c 2006-01-10 00:32:32.000000000 +0100 +@@ -0,0 +1,433 @@ +/************************************************************************** + * + * BRIEF MODULE DESCRIPTION @@ -164,7 +73,7 @@ diff -Nur linux-2.6.15/arch/mips/aruba/irq.c linux-2.6.15-openwrt/arch/mips/arub +#define DPRINTK(fmt, args...) +#endif + -+extern asmlinkage void idtIRQ(void); ++extern void aruba_timer_interrupt(struct pt_regs *regs); +static unsigned int startup_irq(unsigned int irq); +static void end_irq(unsigned int irq_nr); +static void mask_and_ack_irq(unsigned int irq_nr); @@ -436,7 +345,6 @@ diff -Nur linux-2.6.15/arch/mips/aruba/irq.c linux-2.6.15-openwrt/arch/mips/arub + int i; + printk("Initializing IRQ's: %d out of %d\n", RC32434_NR_IRQS, NR_IRQS); + memset(irq_desc, 0, sizeof(irq_desc)); -+ set_except_vector(0, idtIRQ); + + set_c0_status(0xFF00); + @@ -450,10 +358,15 @@ diff -Nur linux-2.6.15/arch/mips/aruba/irq.c linux-2.6.15-openwrt/arch/mips/arub +} + +/* Main Interrupt dispatcher */ -+void aruba_irqdispatch(unsigned long cp0_cause, struct pt_regs *regs) ++ ++void plat_irq_dispatch(struct pt_regs *regs) +{ + unsigned int pend, group, ip; + volatile unsigned int *addr; ++ unsigned long cp0_cause = read_c0_cause() & read_c0_status() & CAUSEF_IP; ++ ++ if (cp0_cause & CAUSEF_IP7) ++ aruba_timer_interrupt(regs); + + if(cp0_cause == 0) { + printk("INTERRUPT(S) FIRED WHILE MASKED\n"); |