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split patch; start irq cleanup

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@3117 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
mbm 2006-02-02 23:38:35 +00:00
parent c9f10ffb3e
commit 0f3037c85a
4 changed files with 1265 additions and 1266 deletions
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1266
openwrt/target/linux/aruba-2.6/patches/000-aruba.patch
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159
openwrt/target/linux/aruba-2.6/patches/001-flash.patch Normal file
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@ -0,0 +1,159 @@
diff -Nur linux-2.6.15/arch/mips/aruba/flash_lock.c linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c
--- linux-2.6.15/arch/mips/aruba/flash_lock.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.15-openwrt/arch/mips/aruba/flash_lock.c 2006-01-10 00:32:32.000000000 +0100
@@ -0,0 +1,27 @@
+#include <linux/module.h>
+#include <linux/types.h>
+#include <asm/bootinfo.h>
+
+#define AP70_PROT_ADDR 0xb8010008
+#define AP70_PROT_DATA 0x8
+#define AP60_PROT_ADDR 0xB8400000
+#define AP60_PROT_DATA 0x04000000
+
+void unlock_ap60_70_flash(void)
+{
+ volatile __u32 val;
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ val = *(volatile __u32 *)AP70_PROT_ADDR;
+ val &= ~(AP70_PROT_DATA);
+ *(volatile __u32 *)AP70_PROT_ADDR = val;
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ val = *(volatile __u32 *)AP60_PROT_ADDR;
+ val &= ~(AP60_PROT_DATA);
+ *(volatile __u32 *)AP60_PROT_ADDR = val;
+ break;
+ }
+}
diff -Nur linux-2.6.15/drivers/mtd/chips/cfi_probe.c linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c
--- linux-2.6.15/drivers/mtd/chips/cfi_probe.c 2006-01-03 04:21:10.000000000 +0100
+++ linux-2.6.15-openwrt/drivers/mtd/chips/cfi_probe.c 2006-01-10 00:32:32.000000000 +0100
@@ -26,6 +26,74 @@
static void print_cfi_ident(struct cfi_ident *);
#endif
+#if 1
+
+#define AMD_AUTOSEL_OFF1 0xAAA
+#define AMD_AUTOSEL_OFF2 0x555
+#define AMD_MANUF_ID 0x1
+#define AMD_DEVICE_ID1 0xF6 /* T */
+#define AMD_DEVICE_ID2 0xF9 /* B */
+/* Foll. are definitions for Macronix Flash Part */
+#define MCX_MANUF_ID 0xC2
+#define MCX_DEVICE_ID1 0xA7
+#define MCX_DEVICE_ID2 0xA8
+/* Foll. common to both AMD and Macronix */
+#define FACTORY_LOCKED 0x99
+#define USER_LOCKED 0x19
+
+/* NOTE: AP-70/6x use BYTE mode flash access. Therefore the
+ * lowest Addr. pin in the flash is not A0 but A-1 (A minus 1).
+ * CPU's A0 is tied to Flash's A-1, A1 to A0 and so on. This
+ * gives 4MB of byte-addressable mem. In byte mode, all addr
+ * need to be multiplied by 2 (i.e compared to word mode).
+ * NOTE: AMD_AUTOSEL_OFF1 and OFF2 are already mult. by 2
+ * Just blindly use the addr offsets suggested in the manual
+ * for byte mode and you'll be OK. Offs. in Table 6 need to
+ * be mult by 2 (for getting autosel params)
+ */
+void
+flash_detect(struct map_info *map, __u32 base, struct cfi_private *cfi)
+{
+ map_word val[3];
+ int osf = cfi->interleave * cfi->device_type; // =2 for AP70/6x
+ char *manuf, *part, *lock ;
+
+ if (osf != 1) return ;
+
+ cfi_send_gen_cmd(0xAA, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x55, AMD_AUTOSEL_OFF2, base, map, cfi, cfi->device_type, NULL);
+ cfi_send_gen_cmd(0x90, AMD_AUTOSEL_OFF1, base, map, cfi, cfi->device_type, NULL);
+ val[0] = map_read(map, base) ; // manuf ID
+ val[1] = map_read(map, base+2) ; // device ID
+ val[2] = map_read(map, base+6) ; // lock indicator
+#if 0
+printk("v1=0x%x v2=0x%x v3=0x%x\n", val[0], val[1], val[2]) ;
+#endif
+ if (val[0].x[0] == AMD_MANUF_ID) {
+ manuf = "AMD Flash" ;
+ if (val[1].x[0] == AMD_DEVICE_ID1)
+ part = "AM29LV320D (Top)" ;
+ else if (val[1].x[0] == AMD_DEVICE_ID2)
+ part = "AM29LV320D (Bot)" ;
+ else part = "Unknown" ;
+ } else if (val[0].x[0] == MCX_MANUF_ID) {
+ manuf = "Macronix Flash" ;
+ if (val[1].x[0] == MCX_DEVICE_ID1)
+ part = "MX29LV320A (Top)" ;
+ else if (val[1].x[0] == MCX_DEVICE_ID2)
+ part = "MX29LV320A (Bot)" ;
+ else part = "Unknown" ;
+ } else
+ return ;
+ if (val[2].x[0] == FACTORY_LOCKED)
+ lock = "Factory Locked" ;
+ else if (val[2].x[0] == USER_LOCKED)
+ lock = "User Locked" ;
+ else lock = "Unknown locking" ;
+ printk("%s %s (%s)\n", manuf, part, lock) ;
+}
+#endif
+
static int cfi_probe_chip(struct map_info *map, __u32 base,
unsigned long *chip_map, struct cfi_private *cfi);
static int cfi_chip_setup(struct map_info *map, struct cfi_private *cfi);
@@ -118,6 +186,10 @@
}
xip_disable();
+#if 1
+ //cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
+ flash_detect(map, base, cfi) ;
+#endif
cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
cfi_send_gen_cmd(0x98, 0x55, base, map, cfi, cfi->device_type, NULL);
diff -Nur linux-2.6.15/drivers/mtd/maps/physmap.c linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c
--- linux-2.6.15/drivers/mtd/maps/physmap.c 2006-01-03 04:21:10.000000000 +0100
+++ linux-2.6.15-openwrt/drivers/mtd/maps/physmap.c 2006-01-10 00:32:32.000000000 +0100
@@ -34,15 +34,31 @@
static struct mtd_partition *mtd_parts;
static int mtd_parts_nb;
-static int num_physmap_partitions;
-static struct mtd_partition *physmap_partitions;
+static int num_physmap_partitions = 3;
+static struct mtd_partition physmap_partitions[] = {
+ {
+ name: "zImage",
+ size: 0x3f0000-0x80000,
+ offset: 0x80000,
+ },
+ {
+ name: "JFFS2",
+ size: 0x3f0000-0x120000,
+ offset: 0x120000,
+ },
+ {
+ name: "NVRAM",
+ size: 0x2000,
+ offset: 0x3f8000,
+ }
+};
static const char *part_probes[] __initdata = {"cmdlinepart", "RedBoot", NULL};
void physmap_set_partitions(struct mtd_partition *parts, int num_parts)
{
- physmap_partitions=parts;
- num_physmap_partitions=num_parts;
+// physmap_partitions=parts;
+// num_physmap_partitions=num_parts;
}
#endif /* CONFIG_MTD_PARTITIONS */

488
openwrt/target/linux/aruba-2.6/patches/002-irq.patch Normal file
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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 +1,393 @@
+/**************************************************************************
+ *
+ * BRIEF MODULE DESCRIPTION
+ * Interrupt routines for IDT EB434 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 <linux/errno.h>
+#include <linux/init.h>
+#include <linux/kernel_stat.h>
+#include <linux/module.h>
+#include <linux/signal.h>
+#include <linux/sched.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/timex.h>
+#include <linux/slab.h>
+#include <linux/random.h>
+#include <linux/delay.h>
+
+#include <asm/bitops.h>
+#include <asm/bootinfo.h>
+#include <asm/io.h>
+#include <asm/mipsregs.h>
+#include <asm/system.h>
+#include <asm/idt-boards/rc32434/rc32434.h>
+#include <asm/idt-boards/rc32434/rc32434_gpio.h>
+
+#include <asm/irq.h>
+
+#undef DEBUG_IRQ
+#ifdef DEBUG_IRQ
+/* note: prints function name for you */
+#define DPRINTK(fmt, args...) printk("%s: " fmt, __FUNCTION__ , ## args)
+#else
+#define DPRINTK(fmt, args...)
+#endif
+
+extern asmlinkage void idtIRQ(void);
+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);
+static void aruba_enable_irq(unsigned int irq_nr);
+static void aruba_disable_irq(unsigned int irq_nr);
+
+extern void __init init_generic_irq(void);
+
+typedef struct {
+ u32 mask;
+ volatile u32 *base_addr;
+} intr_group_t;
+
+static const intr_group_t intr_group_merlot[NUM_INTR_GROUPS] = {
+ {0xffffffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 0)},
+};
+
+#define READ_PEND_MERLOT(base) (*((volatile unsigned long *)(0xbc003010)))
+#define READ_MASK_MERLOT(base) (*((volatile unsigned long *)(0xbc003010 + 4)))
+#define WRITE_MASK_MERLOT(base, val) ((*((volatile unsigned long *)((0xbc003010) + 4))) = (val))
+
+static const intr_group_t intr_group_muscat[NUM_INTR_GROUPS] = {
+ {0x0000efff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 0 * IC_GROUP_OFFSET)},
+ {0x00001fff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 1 * IC_GROUP_OFFSET)},
+ {0x00000007, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 2 * IC_GROUP_OFFSET)},
+ {0x0003ffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 3 * IC_GROUP_OFFSET)},
+ {0xffffffff, (u32 *) KSEG1ADDR(IC_GROUP0_PEND + 4 * IC_GROUP_OFFSET)}
+};
+
+#define READ_PEND_MUSCAT(base) (*(base))
+#define READ_MASK_MUSCAT(base) (*(base + 2))
+#define WRITE_MASK_MUSCAT(base, val) (*(base + 2) = (val))
+
+static inline int irq_to_group(unsigned int irq_nr)
+{
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ return ((irq_nr - GROUP0_IRQ_BASE) >> 5);
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ return 0;
+ }
+}
+
+static inline int group_to_ip(unsigned int group)
+{
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ return group + 2;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ return 6;
+ }
+}
+
+static inline void enable_local_irq(unsigned int ip)
+{
+ int ipnum = 0x100 << ip;
+ clear_c0_cause(ipnum);
+ set_c0_status(ipnum);
+}
+
+static inline void disable_local_irq(unsigned int ip)
+{
+ int ipnum = 0x100 << ip;
+ clear_c0_status(ipnum);
+}
+
+static inline void ack_local_irq(unsigned int ip)
+{
+ int ipnum = 0x100 << ip;
+ clear_c0_cause(ipnum);
+}
+
+static void aruba_enable_irq(unsigned int irq_nr)
+{
+ int ip = irq_nr - GROUP0_IRQ_BASE;
+ unsigned int group, intr_bit;
+ volatile unsigned int *addr;
+ if (ip < 0) {
+ enable_local_irq(irq_nr);
+ } else {
+ // calculate group
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ group = ip >> 5;
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ group = 0;
+ break;
+ }
+
+ // calc interrupt bit within group
+ ip -= (group << 5);
+ intr_bit = 1 << ip;
+
+ // first enable the IP mapped to this IRQ
+ enable_local_irq(group_to_ip(group));
+
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ addr = intr_group_muscat[group].base_addr;
+ // unmask intr within group
+ WRITE_MASK_MUSCAT(addr, READ_MASK_MUSCAT(addr) & ~intr_bit);
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ addr = intr_group_merlot[group].base_addr;
+ WRITE_MASK_MERLOT(addr, READ_MASK_MERLOT(addr) | intr_bit);
+ break;
+ }
+ }
+}
+
+static void aruba_disable_irq(unsigned int irq_nr)
+{
+ int ip = irq_nr - GROUP0_IRQ_BASE;
+ unsigned int group, intr_bit, mask;
+ volatile unsigned int *addr;
+
+ // calculate group
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ group = ip >> 5;
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ group = 0;
+ break;
+ }
+
+ // calc interrupt bit within group
+ ip -= group << 5;
+ intr_bit = 1 << ip;
+
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ addr = intr_group_muscat[group].base_addr;
+ // mask intr within group
+ mask = READ_MASK_MUSCAT(addr);
+ mask |= intr_bit;
+ WRITE_MASK_MUSCAT(addr, mask);
+
+ /*
+ if there are no more interrupts enabled in this
+ group, disable corresponding IP
+ */
+ if (mask == intr_group_muscat[group].mask)
+ disable_local_irq(group_to_ip(group));
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ addr = intr_group_merlot[group].base_addr;
+ // mask intr within group
+ mask = READ_MASK_MERLOT(addr);
+ mask &= ~intr_bit;
+ WRITE_MASK_MERLOT(addr, mask);
+ if (!mask)
+ disable_local_irq(group_to_ip(group));
+ break;
+ }
+}
+
+static unsigned int startup_irq(unsigned int irq_nr)
+{
+ aruba_enable_irq(irq_nr);
+ return 0;
+}
+
+static void shutdown_irq(unsigned int irq_nr)
+{
+ aruba_disable_irq(irq_nr);
+ return;
+}
+
+static void mask_and_ack_irq(unsigned int irq_nr)
+{
+ aruba_disable_irq(irq_nr);
+ ack_local_irq(group_to_ip(irq_to_group(irq_nr)));
+}
+
+static void end_irq(unsigned int irq_nr)
+{
+
+ int ip = irq_nr - GROUP0_IRQ_BASE;
+ unsigned int intr_bit, group;
+ volatile unsigned int *addr;
+
+ if (irq_desc[irq_nr].status & (IRQ_DISABLED | IRQ_INPROGRESS)) {
+ printk("warning: end_irq %d did not enable (%x)\n",
+ irq_nr, irq_desc[irq_nr].status);
+ }
+
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ if (irq_nr == GROUP4_IRQ_BASE + 9) idt_gpio->gpioistat &= 0xfffffdff;
+ else if (irq_nr == GROUP4_IRQ_BASE + 10) idt_gpio->gpioistat &= 0xfffffbff;
+ else if (irq_nr == GROUP4_IRQ_BASE + 11) idt_gpio->gpioistat &= 0xfffff7ff;
+ else if (irq_nr == GROUP4_IRQ_BASE + 12) idt_gpio->gpioistat &= 0xffffefff;
+
+ group = ip >> 5;
+
+ // calc interrupt bit within group
+ ip -= (group << 5);
+ intr_bit = 1 << ip;
+
+ // first enable the IP mapped to this IRQ
+ enable_local_irq(group_to_ip(group));
+
+ addr = intr_group_muscat[group].base_addr;
+ // unmask intr within group
+ WRITE_MASK_MUSCAT(addr, READ_MASK_MUSCAT(addr) & ~intr_bit);
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ group = 0;
+
+ // calc interrupt bit within group
+ intr_bit = 1 << ip;
+
+ // first enable the IP mapped to this IRQ
+ enable_local_irq(group_to_ip(group));
+
+ addr = intr_group_merlot[group].base_addr;
+ // unmask intr within group
+ WRITE_MASK_MERLOT(addr, READ_MASK_MERLOT(addr) | intr_bit);
+ break;
+ }
+}
+
+static struct hw_interrupt_type aruba_irq_type = {
+ .typename = "IDT434",
+ .startup = startup_irq,
+ .shutdown = shutdown_irq,
+ .enable = aruba_enable_irq,
+ .disable = aruba_disable_irq,
+ .ack = mask_and_ack_irq,
+ .end = end_irq,
+};
+
+void __init arch_init_irq(void)
+{
+ 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);
+
+ for (i = 0; i < RC32434_NR_IRQS; i++) {
+ irq_desc[i].status = IRQ_DISABLED;
+ irq_desc[i].action = NULL;
+ irq_desc[i].depth = 1;
+ irq_desc[i].handler = &aruba_irq_type;
+ spin_lock_init(&irq_desc[i].lock);
+ }
+
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ WRITE_MASK_MERLOT(intr_group_merlot[0].base_addr, 0);
+ *((volatile unsigned long *)0xbc003014) = 0x10;
+ break;
+ }
+}
+
+/* Main Interrupt dispatcher */
+void aruba_irqdispatch(unsigned long cp0_cause, struct pt_regs *regs)
+{
+ unsigned int pend, group, ip;
+ volatile unsigned int *addr;
+ switch (mips_machtype) {
+ case MACH_ARUBA_AP70:
+ if ((ip = (cp0_cause & 0x7c00))) {
+ group = 21 - rc32434_clz(ip);
+
+ addr = intr_group_muscat[group].base_addr;
+
+ pend = READ_PEND_MUSCAT(addr);
+ pend &= ~READ_MASK_MUSCAT(addr); // only unmasked interrupts
+ pend = 39 - rc32434_clz(pend);
+ do_IRQ((group << 5) + pend, regs);
+ }
+ break;
+ case MACH_ARUBA_AP65:
+ case MACH_ARUBA_AP60:
+ default:
+ if (cp0_cause & 0x4000) {
+ // Misc Interrupt
+ group = 0;
+ addr = intr_group_merlot[group].base_addr;
+ pend = READ_PEND_MERLOT(addr);
+ pend &= READ_MASK_MERLOT(addr); // only unmasked interrupts
+ /* handle one misc interrupt at a time */
+ while (pend) {
+ unsigned int intr_bit, irq_nr;
+ intr_bit = pend ^ (pend - 1);
+ irq_nr = ((31 - rc32434_clz(pend)) + GROUP0_IRQ_BASE);
+ do_IRQ(irq_nr, regs);
+ pend &= ~intr_bit;
+ }
+ }
+ if (cp0_cause & 0x3c00) {
+ while (cp0_cause) {
+ unsigned int intr_bit, irq_nr;
+ intr_bit = cp0_cause ^ (cp0_cause - 1);
+ irq_nr = ((31 - rc32434_clz(cp0_cause)) - GROUP0_IRQ_BASE);
+ do_IRQ(irq_nr, regs);
+ cp0_cause &= ~intr_bit;
+ }
+ }
+ break;
+ }
+}

618
openwrt/target/linux/aruba-2.6/patches/003-pci.patch Normal file
View File

@ -0,0 +1,618 @@
diff -Nur linux-2.6.15/arch/mips/pci/fixup-aruba.c linux-2.6.15-openwrt/arch/mips/pci/fixup-aruba.c
--- linux-2.6.15/arch/mips/pci/fixup-aruba.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.15-openwrt/arch/mips/pci/fixup-aruba.c 2006-01-10 00:34:41.000000000 +0100
@@ -0,0 +1,115 @@
+/**************************************************************************
+ *
+ * BRIEF MODULE DESCRIPTION
+ * PCI fixups for IDT EB434 board
+ *
+ * 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 <linux/config.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <asm/idt-boards/rc32434/rc32434.h>
+#include <asm/idt-boards/rc32434/rc32434_pci.h>
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+
+ if (dev->bus->number != 0) {
+ return 0;
+ }
+
+ slot = PCI_SLOT(dev->devfn);
+ dev->irq = 0;
+
+ if (slot > 0 && slot <= 15) {
+#if 1
+ if(slot == 10) {
+ if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 9; // intA
+ } else if(slot == 11) {
+ if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 10; // intA
+ if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 10; // intA
+ if(pin == 3) dev->irq = GROUP4_IRQ_BASE + 10; // intA
+ } else if(slot == 12) {
+ if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 11; // intA
+ if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 12; // intB
+ } else if (slot == 13) {
+ if(pin == 1) dev->irq = GROUP4_IRQ_BASE + 12; // intA
+ if(pin == 2) dev->irq = GROUP4_IRQ_BASE + 11; // intB
+ } else {
+ dev->irq = GROUP4_IRQ_BASE + 11;
+ }
+#else
+ switch (pin) {
+ case 1: /* INTA*/
+ dev->irq = GROUP4_IRQ_BASE + 11;
+ break;
+ case 2: /* INTB */
+ dev->irq = GROUP4_IRQ_BASE + 11;
+ break;
+ case 3: /* INTC */
+ dev->irq = GROUP4_IRQ_BASE + 11;
+ break;
+ case 4: /* INTD */
+ dev->irq = GROUP4_IRQ_BASE + 11;
+ break;
+ default:
+ dev->irq = 0xff;
+ break;
+ }
+#endif
+#ifdef DEBUG
+ printk("irq fixup: slot %d, pin %d, irq %d\n",
+ slot, pin, dev->irq);
+#endif
+ pci_write_config_byte(dev, PCI_INTERRUPT_LINE,dev->irq);
+ }
+ return (dev->irq);
+}
+
+struct pci_fixup pcibios_fixups[] = {
+ {0}
+};
+
+
+
+
+
+
+
+
+
+
+
diff -Nur linux-2.6.15/arch/mips/pci/Makefile linux-2.6.15-openwrt/arch/mips/pci/Makefile
--- linux-2.6.15/arch/mips/pci/Makefile 2006-01-03 04:21:10.000000000 +0100
+++ linux-2.6.15-openwrt/arch/mips/pci/Makefile 2006-01-10 00:32:32.000000000 +0100
@@ -56,3 +56,4 @@
obj-$(CONFIG_TOSHIBA_RBTX4938) += fixup-tx4938.o ops-tx4938.o
obj-$(CONFIG_VICTOR_MPC30X) += fixup-mpc30x.o
obj-$(CONFIG_ZAO_CAPCELLA) += fixup-capcella.o
+obj-$(CONFIG_MACH_ARUBA) += fixup-aruba.o ops-aruba.o pci-aruba.o
diff -Nur linux-2.6.15/arch/mips/pci/ops-aruba.c linux-2.6.15-openwrt/arch/mips/pci/ops-aruba.c
--- linux-2.6.15/arch/mips/pci/ops-aruba.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.15-openwrt/arch/mips/pci/ops-aruba.c 2006-01-10 00:32:32.000000000 +0100
@@ -0,0 +1,204 @@
+/**************************************************************************
+ *
+ * BRIEF MODULE DESCRIPTION
+ * pci_ops for IDT EB434 board
+ *
+ * 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 <linux/config.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/types.h>
+#include <linux/delay.h>
+
+#include <asm/cpu.h>
+#include <asm/io.h>
+
+#include <asm/idt-boards/rc32434/rc32434.h>
+#include <asm/idt-boards/rc32434/rc32434_pci.h>
+
+#define PCI_ACCESS_READ 0
+#define PCI_ACCESS_WRITE 1
+
+
+#define PCI_CFG_SET(slot,func,off) \
+ (rc32434_pci->pcicfga = (0x80000000 | ((slot)<<11) | \
+ ((func)<<8) | (off)))
+
+static int config_access(unsigned char access_type, struct pci_bus *bus,
+ unsigned int devfn, unsigned char where,
+ u32 * data)
+{
+ /*
+ * config cycles are on 4 byte boundary only
+ */
+ unsigned int slot = PCI_SLOT(devfn);
+ u8 func = PCI_FUNC(devfn);
+
+ if (slot < 2 || slot > 15) {
+ *data = 0xFFFFFFFF;
+ return -1;
+ }
+ /* Setup address */
+ PCI_CFG_SET(slot, func, where);
+ rc32434_sync();
+
+ if (access_type == PCI_ACCESS_WRITE) {
+ rc32434_sync();
+ rc32434_pci->pcicfgd = *data;
+ } else {
+ rc32434_sync();
+ *data = rc32434_pci->pcicfgd;
+ }
+
+ rc32434_sync();
+
+ return 0;
+}
+
+
+/*
+ * We can't address 8 and 16 bit words directly. Instead we have to
+ * read/write a 32bit word and mask/modify the data we actually want.
+ */
+static int read_config_byte(struct pci_bus *bus, unsigned int devfn,
+ int where, u8 * val)
+{
+ u32 data;
+ int ret;
+
+ ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
+ *val = (data >> ((where & 3) << 3)) & 0xff;
+ return ret;
+}
+
+static int read_config_word(struct pci_bus *bus, unsigned int devfn,
+ int where, u16 * val)
+{
+ u32 data;
+ int ret;
+
+ ret = config_access(PCI_ACCESS_READ, bus, devfn, where, &data);
+ *val = (data >> ((where & 3) << 3)) & 0xffff;
+ return ret;
+}
+
+static int read_config_dword(struct pci_bus *bus, unsigned int devfn,
+ int where, u32 * val)
+{
+ int ret;
+
+ ret = config_access(PCI_ACCESS_READ, bus, devfn, where, val);
+ return ret;
+}
+
+static int
+write_config_byte(struct pci_bus *bus, unsigned int devfn, int where,
+ u8 val)
+{
+ u32 data = 0;
+
+ if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
+ return -1;
+
+ data = (data & ~(0xff << ((where & 3) << 3))) |
+ (val << ((where & 3) << 3));
+
+ if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
+ return -1;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+
+static int
+write_config_word(struct pci_bus *bus, unsigned int devfn, int where,
+ u16 val)
+{
+ u32 data = 0;
+
+ if (config_access(PCI_ACCESS_READ, bus, devfn, where, &data))
+ return -1;
+
+ data = (data & ~(0xffff << ((where & 3) << 3))) |
+ (val << ((where & 3) << 3));
+
+ if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data))
+ return -1;
+
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+
+static int
+write_config_dword(struct pci_bus *bus, unsigned int devfn, int where,
+ u32 val)
+{
+ if (config_access(PCI_ACCESS_WRITE, bus, devfn, where, &val))
+ return -1;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_config_read(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 * val)
+{
+ switch (size) {
+ case 1:
+ return read_config_byte(bus, devfn, where, (u8 *) val);
+ case 2:
+ return read_config_word(bus, devfn, where, (u16 *) val);
+ default:
+ return read_config_dword(bus, devfn, where, val);
+ }
+}
+
+static int pci_config_write(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 val)
+{
+ switch (size) {
+ case 1:
+ return write_config_byte(bus, devfn, where, (u8) val);
+ case 2:
+ return write_config_word(bus, devfn, where, (u16) val);
+ default:
+ return write_config_dword(bus, devfn, where, val);
+ }
+}
+
+struct pci_ops rc32434_pci_ops = {
+ .read = pci_config_read,
+ .write = pci_config_write,
+};
diff -Nur linux-2.6.15/arch/mips/pci/pci-aruba.c linux-2.6.15-openwrt/arch/mips/pci/pci-aruba.c
--- linux-2.6.15/arch/mips/pci/pci-aruba.c 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.15-openwrt/arch/mips/pci/pci-aruba.c 2006-01-10 00:32:32.000000000 +0100
@@ -0,0 +1,235 @@
+/**************************************************************************
+ *
+ * BRIEF MODULE DESCRIPTION
+ * PCI initialization for IDT EB434 board
+ *
+ * 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 <linux/config.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <asm/idt-boards/rc32434/rc32434.h>
+#include <asm/idt-boards/rc32434/rc32434_pci.h>
+
+#define PCI_ACCESS_READ 0
+#define PCI_ACCESS_WRITE 1
+
+#undef DEBUG
+#ifdef DEBUG
+#define DBG(x...) printk(x)
+#else
+#define DBG(x...)
+#endif
+/* define an unsigned array for the PCI registers */
+unsigned int korinaCnfgRegs[25] = {
+ KORINA_CNFG1, KORINA_CNFG2, KORINA_CNFG3, KORINA_CNFG4,
+ KORINA_CNFG5, KORINA_CNFG6, KORINA_CNFG7, KORINA_CNFG8,
+ KORINA_CNFG9, KORINA_CNFG10, KORINA_CNFG11, KORINA_CNFG12,
+ KORINA_CNFG13, KORINA_CNFG14, KORINA_CNFG15, KORINA_CNFG16,
+ KORINA_CNFG17, KORINA_CNFG18, KORINA_CNFG19, KORINA_CNFG20,
+ KORINA_CNFG21, KORINA_CNFG22, KORINA_CNFG23, KORINA_CNFG24
+};
+
+static struct resource rc32434_res_pci_mem2;
+
+static struct resource rc32434_res_pci_mem1 = {
+ .name = "PCI MEM1",
+ .start = 0x50000000,
+ .end = 0x5FFFFFFF,
+ .flags = IORESOURCE_MEM,
+ .child = &rc32434_res_pci_mem2,
+};
+static struct resource rc32434_res_pci_mem2 = {
+ .name = "PCI MEM2",
+ .start = 0x60000000,
+ .end = 0x6FFFFFFF,
+ .flags = IORESOURCE_MEM,
+ .parent = &rc32434_res_pci_mem1,
+};
+static struct resource rc32434_res_pci_io1 = {
+ .name = "PCI I/O1",
+ .start = 0x18800000,
+ .end = 0x188FFFFF,
+ .flags = IORESOURCE_IO,
+};
+
+extern struct pci_ops rc32434_pci_ops;
+
+struct pci_controller rc32434_controller = {
+ .pci_ops = &rc32434_pci_ops,
+ .mem_resource = &rc32434_res_pci_mem1,
+ .io_resource = &rc32434_res_pci_io1,
+ .mem_offset = 0x00000000UL,
+ .io_offset = 0x00000000UL,
+};
+
+extern unsigned int arch_has_pci;
+
+static int __init rc32434_pcibridge_init(void)
+{
+
+ unsigned int pciConfigAddr = 0;/*used for writing pci config values */
+ int loopCount=0 ;/*used for the loop */
+
+ unsigned int pcicValue, pcicData=0;
+ unsigned int dummyRead, pciCntlVal = 0;
+
+ if (!arch_has_pci) return 0;
+
+ printk("PCI: Initializing PCI\n");
+
+ /* Disable the IP bus error for PCI scaning */
+ pciCntlVal=rc32434_pci->pcic;
+ pciCntlVal &= 0xFFFFFF7;
+ rc32434_pci->pcic = pciCntlVal;
+
+ ioport_resource.start = rc32434_res_pci_io1.start;
+ ioport_resource.end = rc32434_res_pci_io1.end;
+/*
+ iomem_resource.start = rc32434_res_pci_mem1.start;
+ iomem_resource.end = rc32434_res_pci_mem1.end;
+*/
+
+ pcicValue = rc32434_pci->pcic;
+ pcicValue = (pcicValue >> PCIM_SHFT) & PCIM_BIT_LEN;
+ if (!((pcicValue == PCIM_H_EA) ||
+ (pcicValue == PCIM_H_IA_FIX) ||
+ (pcicValue == PCIM_H_IA_RR))) {
+ /* Not in Host Mode, return ERROR */
+ return -1;
+ }
+
+ /* Enables the Idle Grant mode, Arbiter Parking */
+ pcicData |=(PCIC_igm_m|PCIC_eap_m|PCIC_en_m);
+ rc32434_pci->pcic = pcicData; /* Enable the PCI bus Interface */
+ /* Zero out the PCI status & PCI Status Mask */
+ for(;;) {
+ pcicData = rc32434_pci->pcis;
+ if (!(pcicData & PCIS_rip_m))
+ break;
+ }
+
+ rc32434_pci->pcis = 0;
+ rc32434_pci->pcism = 0xFFFFFFFF;
+ /* Zero out the PCI decoupled registers */
+ rc32434_pci->pcidac=0; /* disable PCI decoupled accesses at initialization */
+ rc32434_pci->pcidas=0; /* clear the status */
+ rc32434_pci->pcidasm=0x0000007F; /* Mask all the interrupts */
+ /* Mask PCI Messaging Interrupts */
+ rc32434_pci_msg->pciiic = 0;
+ rc32434_pci_msg->pciiim = 0xFFFFFFFF;
+ rc32434_pci_msg->pciioic = 0;
+ rc32434_pci_msg->pciioim = 0;
+
+ /* Setup PCILB0 as Memory Window */
+ rc32434_pci->pcilba[0].a = (unsigned int) (PCI_ADDR_START);
+
+ /* setup the PCI map address as same as the local address */
+
+ rc32434_pci->pcilba[0].m = (unsigned int) (PCI_ADDR_START);
+
+ /* Setup PCILBA1 as MEM */
+#ifdef __MIPSEB__
+ rc32434_pci->pcilba[0].c = ( ((SIZE_16MB & 0x1f) << PCILBAC_size_b) | PCILBAC_sb_m);
+#else
+ rc32434_pci->pcilba[0].c = ( ((SIZE_16MB & 0x1f) << PCILBAC_size_b));
+#endif
+ dummyRead = rc32434_pci->pcilba[0].c; /* flush the CPU write Buffers */
+
+ rc32434_pci->pcilba[1].a = 0x60000000;
+
+ rc32434_pci->pcilba[1].m = 0x60000000;
+ /* setup PCILBA2 as IO Window*/
+#ifdef __MIPSEB__
+ rc32434_pci->pcilba[1].c = ( ((SIZE_256MB & 0x1f) << PCILBAC_size_b) | PCILBAC_sb_m);
+#else
+ rc32434_pci->pcilba[1].c = ((SIZE_256MB & 0x1f) << PCILBAC_size_b);
+#endif
+ dummyRead = rc32434_pci->pcilba[1].c; /* flush the CPU write Buffers */
+ rc32434_pci->pcilba[2].a = 0x18C00000;
+
+ rc32434_pci->pcilba[2].m = 0x18FFFFFF;
+ /* setup PCILBA2 as IO Window*/
+#ifdef __MIPSEB__
+ rc32434_pci->pcilba[2].c = ( ((SIZE_4MB & 0x1f) << PCILBAC_size_b) | PCILBAC_sb_m);
+#else
+ rc32434_pci->pcilba[2].c = ((SIZE_4MB & 0x1f) << PCILBAC_size_b);
+#endif
+
+ dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
+
+
+ rc32434_pci->pcilba[3].a = 0x18800000;
+
+ rc32434_pci->pcilba[3].m = 0x18800000;
+ /* Setup PCILBA3 as IO Window */
+
+#ifdef __MIPSEB__
+ rc32434_pci->pcilba[3].c = ( (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m) | PCILBAC_sb_m);
+#else
+ rc32434_pci->pcilba[3].c = (((SIZE_1MB & 0x1ff) << PCILBAC_size_b) | PCILBAC_msi_m);
+#endif
+ dummyRead = rc32434_pci->pcilba[2].c; /* flush the CPU write Buffers */
+
+ pciConfigAddr = (unsigned int)(0x80000004);
+ for(loopCount = 0; loopCount < 24; loopCount++){
+ rc32434_pci->pcicfga = pciConfigAddr;
+ dummyRead = rc32434_pci->pcicfga;
+ rc32434_pci->pcicfgd = korinaCnfgRegs[loopCount];
+ dummyRead=rc32434_pci->pcicfgd;
+ pciConfigAddr += 4;
+ }
+ rc32434_pci->pcitc=(unsigned int)((PCITC_RTIMER_VAL&0xff) << PCITC_rtimer_b) |
+ ((PCITC_DTIMER_VAL&0xff)<<PCITC_dtimer_b);
+
+ pciCntlVal = rc32434_pci->pcic;
+ pciCntlVal &= ~(PCIC_tnr_m);
+ rc32434_pci->pcic = pciCntlVal;
+ pciCntlVal = rc32434_pci->pcic;
+
+ register_pci_controller(&rc32434_controller);
+
+ rc32434_sync();
+ return 0;
+}
+
+arch_initcall(rc32434_pcibridge_init);
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}
diff -Nur linux-2.6.15/drivers/pci/access.c linux-2.6.15-openwrt/drivers/pci/access.c
--- linux-2.6.15/drivers/pci/access.c 2006-01-03 04:21:10.000000000 +0100
+++ linux-2.6.15-openwrt/drivers/pci/access.c 2006-01-10 00:43:10.000000000 +0100
@@ -21,6 +21,7 @@
#define PCI_word_BAD (pos & 1)
#define PCI_dword_BAD (pos & 3)
+#ifdef __MIPSEB__
#define PCI_OP_READ(size,type,len) \
int pci_bus_read_config_##size \
(struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
@@ -31,11 +32,32 @@
if (PCI_##size##_BAD) return PCIBIOS_BAD_REGISTER_NUMBER; \
spin_lock_irqsave(&pci_lock, flags); \
res = bus->ops->read(bus, devfn, pos, len, &data); \
+ if (len == 1) \
+ *value = (type)((data >> 24) & 0xff); \
+ else if (len == 2) \
+ *value = (type)((data >> 16) & 0xffff); \
+ else \
*value = (type)data; \
spin_unlock_irqrestore(&pci_lock, flags); \
return res; \
}
+#else
+#define PCI_OP_READ(size,type,len) \
+int pci_bus_read_config_##size \
+ (struct pci_bus *bus, unsigned int devfn, int pos, type *value) \
+{ \
+ int res; \
+ unsigned long flags; \
+ u32 data = 0; \
+ if (PCI_##size##_BAD) return PCIBIOS_BAD_REGISTER_NUMBER; \
+ spin_lock_irqsave(&pci_lock, flags); \
+ res = bus->ops->read(bus, devfn, pos, len, &data); \
+ *value = (type)data; \
+ spin_unlock_irqrestore(&pci_lock, flags); \
+ return res; \
+}
+#endif
#define PCI_OP_WRITE(size,type,len) \
int pci_bus_write_config_##size \
(struct pci_bus *bus, unsigned int devfn, int pos, type value) \