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authorPaul Mackerras <paulus@samba.org>2006-08-25 14:56:07 +1000
committerPaul Mackerras <paulus@samba.org>2006-08-25 14:56:07 +1000
commitea0763a7e62f60f3e166327268a80f16ad806718 (patch)
treede54ec5e5d5a49b3cba81b096b7572852aa6f5a9 /include/asm-powerpc
parent271c511db9d37d6797745adb1f151a8bd2838c6f (diff)
parentc85c41ad73c6db4cf4cc98c595cc5e2fdbdb53d5 (diff)
Merge branch 'merge'
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/kexec.h3
-rw-r--r--include/asm-powerpc/mpc86xx.h1
-rw-r--r--include/asm-powerpc/pgalloc.h2
-rw-r--r--include/asm-powerpc/system.h9
-rw-r--r--include/asm-powerpc/tsi108.h14
-rw-r--r--include/asm-powerpc/tsi108_irq.h124
6 files changed, 143 insertions, 10 deletions
diff --git a/include/asm-powerpc/kexec.h b/include/asm-powerpc/kexec.h
index 8f7fd5cfec34..11cbdf81fd2e 100644
--- a/include/asm-powerpc/kexec.h
+++ b/include/asm-powerpc/kexec.h
@@ -32,6 +32,7 @@
#endif
#ifndef __ASSEMBLY__
+#include <linux/cpumask.h>
#ifdef CONFIG_KEXEC
@@ -109,7 +110,6 @@ static inline void crash_setup_regs(struct pt_regs *newregs,
#define MAX_NOTE_BYTES 1024
-#ifdef __powerpc64__
extern void kexec_smp_wait(void); /* get and clear naca physid, wait for
master to copy new code to 0 */
extern int crashing_cpu;
@@ -119,7 +119,6 @@ static inline int kexec_sr_activated(int cpu)
{
return cpu_isset(cpu,cpus_in_sr);
}
-#endif /* __powerpc64 __ */
struct kimage;
struct pt_regs;
diff --git a/include/asm-powerpc/mpc86xx.h b/include/asm-powerpc/mpc86xx.h
index 2d6ad859df7f..b85df45b1a84 100644
--- a/include/asm-powerpc/mpc86xx.h
+++ b/include/asm-powerpc/mpc86xx.h
@@ -31,7 +31,6 @@
#define MCM_PORT_CONFIG_OFFSET 0x1010
/* Offset from CCSRBAR */
-#define MPC86xx_OPENPIC_OFFSET (0x40000)
#define MPC86xx_MCM_OFFSET (0x00000)
#define MPC86xx_MCM_SIZE (0x02000)
diff --git a/include/asm-powerpc/pgalloc.h b/include/asm-powerpc/pgalloc.h
index 9f0917c68659..ae63db7b3e7d 100644
--- a/include/asm-powerpc/pgalloc.h
+++ b/include/asm-powerpc/pgalloc.h
@@ -117,7 +117,7 @@ static inline void pte_free(struct page *ptepage)
pte_free_kernel(page_address(ptepage));
}
-#define PGF_CACHENUM_MASK 0xf
+#define PGF_CACHENUM_MASK 0x3
typedef struct pgtable_free {
unsigned long val;
diff --git a/include/asm-powerpc/system.h b/include/asm-powerpc/system.h
index b6d330fe8ed3..4b41deaa8d8d 100644
--- a/include/asm-powerpc/system.h
+++ b/include/asm-powerpc/system.h
@@ -53,6 +53,15 @@
#define smp_read_barrier_depends() do { } while(0)
#endif /* CONFIG_SMP */
+/*
+ * This is a barrier which prevents following instructions from being
+ * started until the value of the argument x is known. For example, if
+ * x is a variable loaded from memory, this prevents following
+ * instructions from being executed until the load has been performed.
+ */
+#define data_barrier(x) \
+ asm volatile("twi 0,%0,0; isync" : : "r" (x) : "memory");
+
struct task_struct;
struct pt_regs;
diff --git a/include/asm-powerpc/tsi108.h b/include/asm-powerpc/tsi108.h
index c4c278d72f71..2c702d35a7cf 100644
--- a/include/asm-powerpc/tsi108.h
+++ b/include/asm-powerpc/tsi108.h
@@ -1,16 +1,18 @@
/*
- * include/asm-ppc/tsi108.h
- *
* common routine and memory layout for Tundra TSI108(Grendel) host bridge
* memory controller.
*
* Author: Jacob Pan (jacob.pan@freescale.com)
* Alex Bounine (alexandreb@tundra.com)
- * 2004 (c) Freescale Semiconductor Inc. This file is licensed under
- * the terms of the GNU General Public License version 2. This program
- * is licensed "as is" without any warranty of any kind, whether express
- * or implied.
+ *
+ * Copyright 2004-2006 Freescale Semiconductor, Inc.
+ *
+ * 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.
*/
+
#ifndef __PPC_KERNEL_TSI108_H
#define __PPC_KERNEL_TSI108_H
diff --git a/include/asm-powerpc/tsi108_irq.h b/include/asm-powerpc/tsi108_irq.h
new file mode 100644
index 000000000000..3e4d04effa57
--- /dev/null
+++ b/include/asm-powerpc/tsi108_irq.h
@@ -0,0 +1,124 @@
+/*
+ * (C) Copyright 2005 Tundra Semiconductor Corp.
+ * Alex Bounine, <alexandreb at tundra.com).
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+/*
+ * definitions for interrupt controller initialization and external interrupt
+ * demultiplexing on TSI108EMU/SVB boards.
+ */
+
+#ifndef _ASM_PPC_TSI108_IRQ_H
+#define _ASM_PPC_TSI108_IRQ_H
+
+/*
+ * Tsi108 interrupts
+ */
+#ifndef TSI108_IRQ_REG_BASE
+#define TSI108_IRQ_REG_BASE 0
+#endif
+
+#define TSI108_IRQ(x) (TSI108_IRQ_REG_BASE + (x))
+
+#define TSI108_MAX_VECTORS (36 + 4) /* 36 sources + PCI INT demux */
+#define MAX_TASK_PRIO 0xF
+
+#define TSI108_IRQ_SPURIOUS (TSI108_MAX_VECTORS)
+
+#define DEFAULT_PRIO_LVL 10 /* initial priority level */
+
+/* Interrupt vectors assignment to external and internal
+ * sources of requests. */
+
+/* EXTERNAL INTERRUPT SOURCES */
+
+#define IRQ_TSI108_EXT_INT0 TSI108_IRQ(0) /* External Source at INT[0] */
+#define IRQ_TSI108_EXT_INT1 TSI108_IRQ(1) /* External Source at INT[1] */
+#define IRQ_TSI108_EXT_INT2 TSI108_IRQ(2) /* External Source at INT[2] */
+#define IRQ_TSI108_EXT_INT3 TSI108_IRQ(3) /* External Source at INT[3] */
+
+/* INTERNAL INTERRUPT SOURCES */
+
+#define IRQ_TSI108_RESERVED0 TSI108_IRQ(4) /* Reserved IRQ */
+#define IRQ_TSI108_RESERVED1 TSI108_IRQ(5) /* Reserved IRQ */
+#define IRQ_TSI108_RESERVED2 TSI108_IRQ(6) /* Reserved IRQ */
+#define IRQ_TSI108_RESERVED3 TSI108_IRQ(7) /* Reserved IRQ */
+#define IRQ_TSI108_DMA0 TSI108_IRQ(8) /* DMA0 */
+#define IRQ_TSI108_DMA1 TSI108_IRQ(9) /* DMA1 */
+#define IRQ_TSI108_DMA2 TSI108_IRQ(10) /* DMA2 */
+#define IRQ_TSI108_DMA3 TSI108_IRQ(11) /* DMA3 */
+#define IRQ_TSI108_UART0 TSI108_IRQ(12) /* UART0 */
+#define IRQ_TSI108_UART1 TSI108_IRQ(13) /* UART1 */
+#define IRQ_TSI108_I2C TSI108_IRQ(14) /* I2C */
+#define IRQ_TSI108_GPIO TSI108_IRQ(15) /* GPIO */
+#define IRQ_TSI108_GIGE0 TSI108_IRQ(16) /* GIGE0 */
+#define IRQ_TSI108_GIGE1 TSI108_IRQ(17) /* GIGE1 */
+#define IRQ_TSI108_RESERVED4 TSI108_IRQ(18) /* Reserved IRQ */
+#define IRQ_TSI108_HLP TSI108_IRQ(19) /* HLP */
+#define IRQ_TSI108_SDRAM TSI108_IRQ(20) /* SDC */
+#define IRQ_TSI108_PROC_IF TSI108_IRQ(21) /* Processor IF */
+#define IRQ_TSI108_RESERVED5 TSI108_IRQ(22) /* Reserved IRQ */
+#define IRQ_TSI108_PCI TSI108_IRQ(23) /* PCI/X block */
+
+#define IRQ_TSI108_MBOX0 TSI108_IRQ(24) /* Mailbox 0 register */
+#define IRQ_TSI108_MBOX1 TSI108_IRQ(25) /* Mailbox 1 register */
+#define IRQ_TSI108_MBOX2 TSI108_IRQ(26) /* Mailbox 2 register */
+#define IRQ_TSI108_MBOX3 TSI108_IRQ(27) /* Mailbox 3 register */
+
+#define IRQ_TSI108_DBELL0 TSI108_IRQ(28) /* Doorbell 0 */
+#define IRQ_TSI108_DBELL1 TSI108_IRQ(29) /* Doorbell 1 */
+#define IRQ_TSI108_DBELL2 TSI108_IRQ(30) /* Doorbell 2 */
+#define IRQ_TSI108_DBELL3 TSI108_IRQ(31) /* Doorbell 3 */
+
+#define IRQ_TSI108_TIMER0 TSI108_IRQ(32) /* Global Timer 0 */
+#define IRQ_TSI108_TIMER1 TSI108_IRQ(33) /* Global Timer 1 */
+#define IRQ_TSI108_TIMER2 TSI108_IRQ(34) /* Global Timer 2 */
+#define IRQ_TSI108_TIMER3 TSI108_IRQ(35) /* Global Timer 3 */
+
+/*
+ * PCI bus INTA# - INTD# lines demultiplexor
+ */
+#define IRQ_PCI_INTAD_BASE TSI108_IRQ(36)
+#define IRQ_PCI_INTA (IRQ_PCI_INTAD_BASE + 0)
+#define IRQ_PCI_INTB (IRQ_PCI_INTAD_BASE + 1)
+#define IRQ_PCI_INTC (IRQ_PCI_INTAD_BASE + 2)
+#define IRQ_PCI_INTD (IRQ_PCI_INTAD_BASE + 3)
+#define NUM_PCI_IRQS (4)
+
+/* number of entries in vector dispatch table */
+#define IRQ_TSI108_TAB_SIZE (TSI108_MAX_VECTORS + 1)
+
+/* Mapping of MPIC outputs to processors' interrupt pins */
+
+#define IDIR_INT_OUT0 0x1
+#define IDIR_INT_OUT1 0x2
+#define IDIR_INT_OUT2 0x4
+#define IDIR_INT_OUT3 0x8
+
+/*---------------------------------------------------------------
+ * IRQ line configuration parameters */
+
+/* Interrupt delivery modes */
+typedef enum {
+ TSI108_IRQ_DIRECTED,
+ TSI108_IRQ_DISTRIBUTED,
+} TSI108_IRQ_MODE;
+#endif /* _ASM_PPC_TSI108_IRQ_H */