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authorRussell King <rmk@dyn-67.arm.linux.org.uk>2007-02-20 10:52:01 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-02-20 10:52:43 +0000
commite80a0e6e7ccdf64575d4384cb4172860422f5b81 (patch)
tree8960fa71eb73d0f1185e893192411cb873362738 /include
parent3b0eb4a195a124567cd0dd6f700f8388def542c6 (diff)
parent3668b45d46f777b0773ef5ff49531c1144efb6dd (diff)
[ARM] Merge remaining IOP code
Conflicts: include/asm-arm/arch-at91rm9200/entry-macro.S Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include')
-rw-r--r--include/asm-arm/arch-aaec2000/entry-macro.S6
-rw-r--r--include/asm-arm/arch-at91/entry-macro.S6
-rw-r--r--include/asm-arm/arch-at91rm9200/entry-macro.S32
-rw-r--r--include/asm-arm/arch-cl7500/entry-macro.S5
-rw-r--r--include/asm-arm/arch-clps711x/entry-macro.S6
-rw-r--r--include/asm-arm/arch-ebsa110/entry-macro.S6
-rw-r--r--include/asm-arm/arch-ebsa285/entry-macro.S6
-rw-r--r--include/asm-arm/arch-ep93xx/entry-macro.S6
-rw-r--r--include/asm-arm/arch-h720x/entry-macro.S6
-rw-r--r--include/asm-arm/arch-imx/entry-macro.S7
-rw-r--r--include/asm-arm/arch-integrator/entry-macro.S6
-rw-r--r--include/asm-arm/arch-iop13xx/entry-macro.S18
-rw-r--r--include/asm-arm/arch-iop13xx/iop13xx.h38
-rw-r--r--include/asm-arm/arch-iop13xx/irqs.h17
-rw-r--r--include/asm-arm/arch-iop13xx/system.h2
-rw-r--r--include/asm-arm/arch-iop13xx/time.h51
-rw-r--r--include/asm-arm/arch-iop32x/entry-macro.S33
-rw-r--r--include/asm-arm/arch-iop32x/time.h4
-rw-r--r--include/asm-arm/arch-iop33x/entry-macro.S35
-rw-r--r--include/asm-arm/arch-iop33x/time.h4
-rw-r--r--include/asm-arm/arch-ixp2000/entry-macro.S6
-rw-r--r--include/asm-arm/arch-ixp23xx/entry-macro.S6
-rw-r--r--include/asm-arm/arch-ixp4xx/entry-macro.S6
-rw-r--r--include/asm-arm/arch-l7200/entry-macro.S6
-rw-r--r--include/asm-arm/arch-lh7a40x/entry-macro.S6
-rw-r--r--include/asm-arm/arch-netx/entry-macro.S6
-rw-r--r--include/asm-arm/arch-omap/entry-macro.S6
-rw-r--r--include/asm-arm/arch-pnx4008/entry-macro.S6
-rw-r--r--include/asm-arm/arch-pxa/entry-macro.S6
-rw-r--r--include/asm-arm/arch-realview/entry-macro.S6
-rw-r--r--include/asm-arm/arch-rpc/entry-macro.S5
-rw-r--r--include/asm-arm/arch-s3c2410/entry-macro.S6
-rw-r--r--include/asm-arm/arch-sa1100/entry-macro.S6
-rw-r--r--include/asm-arm/arch-shark/entry-macro.S6
-rw-r--r--include/asm-arm/arch-versatile/entry-macro.S6
-rw-r--r--include/asm-arm/hardware/iop3xx.h72
36 files changed, 341 insertions, 114 deletions
diff --git a/include/asm-arm/arch-aaec2000/entry-macro.S b/include/asm-arm/arch-aaec2000/entry-macro.S
index 1eb3503bd16e..83fdf68f6b7c 100644
--- a/include/asm-arm/arch-aaec2000/entry-macro.S
+++ b/include/asm-arm/arch-aaec2000/entry-macro.S
@@ -15,6 +15,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov r4, #0xf8000000
add r4, r4, #0x00000500
diff --git a/include/asm-arm/arch-at91/entry-macro.S b/include/asm-arm/arch-at91/entry-macro.S
index 76c8cccf73aa..cc1d850a0788 100644
--- a/include/asm-arm/arch-at91/entry-macro.S
+++ b/include/asm-arm/arch-at91/entry-macro.S
@@ -16,6 +16,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =(AT91_VA_BASE_SYS + AT91_AIC) @ base virtual address of AIC peripheral
ldr \irqnr, [\base, #(AT91_AIC_IVR - AT91_AIC)] @ read IRQ vector register: de-asserts nIRQ to processor (and clears interrupt)
diff --git a/include/asm-arm/arch-at91rm9200/entry-macro.S b/include/asm-arm/arch-at91rm9200/entry-macro.S
new file mode 100644
index 000000000000..0e0aadf2a175
--- /dev/null
+++ b/include/asm-arm/arch-at91rm9200/entry-macro.S
@@ -0,0 +1,32 @@
+/*
+ * include/asm-arm/arch-at91rm9200/entry-macro.S
+ *
+ * Copyright (C) 2003-2005 SAN People
+ *
+ * Low-level IRQ helper macros for AT91RM9200 platforms
+ *
+ * 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.
+ */
+
+#include <asm/hardware.h>
+#include <asm/arch/at91_aic.h>
+
+ .macro disable_fiq
+ .endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ ldr \base, =(AT91_VA_BASE_SYS) @ base virtual address of SYS peripherals
+ ldr \irqnr, [\base, #AT91_AIC_IVR] @ read IRQ vector register: de-asserts nIRQ to processor (and clears interrupt)
+ ldr \irqstat, [\base, #AT91_AIC_ISR] @ read interrupt source number
+ teq \irqstat, #0 @ ISR is 0 when no current interrupt, or spurious interrupt
+ streq \tmp, [\base, #AT91_AIC_EOICR] @ not going to be handled further, then ACK it now.
+ .endm
+
diff --git a/include/asm-arm/arch-cl7500/entry-macro.S b/include/asm-arm/arch-cl7500/entry-macro.S
index c9e5395e5106..0cfb89b229d1 100644
--- a/include/asm-arm/arch-cl7500/entry-macro.S
+++ b/include/asm-arm/arch-cl7500/entry-macro.S
@@ -1,3 +1,8 @@
#include <asm/hardware.h>
#include <asm/hardware/entry-macro-iomd.S>
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
diff --git a/include/asm-arm/arch-clps711x/entry-macro.S b/include/asm-arm/arch-clps711x/entry-macro.S
index de4481dd8ba0..cd8c5a0bc7bc 100644
--- a/include/asm-arm/arch-clps711x/entry-macro.S
+++ b/include/asm-arm/arch-clps711x/entry-macro.S
@@ -13,6 +13,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
#if (INTSR2 - INTSR1) != (INTMR2 - INTMR1)
#error INTSR stride != INTMR stride
#endif
diff --git a/include/asm-arm/arch-ebsa110/entry-macro.S b/include/asm-arm/arch-ebsa110/entry-macro.S
index b12ca04f998c..aa23c5d6c69e 100644
--- a/include/asm-arm/arch-ebsa110/entry-macro.S
+++ b/include/asm-arm/arch-ebsa110/entry-macro.S
@@ -15,6 +15,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, stat, base, tmp
mov \base, #IRQ_STAT
ldrb \stat, [\base] @ get interrupts
diff --git a/include/asm-arm/arch-ebsa285/entry-macro.S b/include/asm-arm/arch-ebsa285/entry-macro.S
index ce812d4f4a33..4203dbf10662 100644
--- a/include/asm-arm/arch-ebsa285/entry-macro.S
+++ b/include/asm-arm/arch-ebsa285/entry-macro.S
@@ -14,6 +14,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.equ dc21285_high, ARMCSR_BASE & 0xff000000
.equ dc21285_low, ARMCSR_BASE & 0x00ffffff
diff --git a/include/asm-arm/arch-ep93xx/entry-macro.S b/include/asm-arm/arch-ep93xx/entry-macro.S
index 84140a28dfcf..241ec221a047 100644
--- a/include/asm-arm/arch-ep93xx/entry-macro.S
+++ b/include/asm-arm/arch-ep93xx/entry-macro.S
@@ -14,6 +14,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =(EP93XX_AHB_VIRT_BASE)
orr \base, \base, #0x000b0000
diff --git a/include/asm-arm/arch-h720x/entry-macro.S b/include/asm-arm/arch-h720x/entry-macro.S
index 8f165648e2af..38dd63ae104e 100644
--- a/include/asm-arm/arch-h720x/entry-macro.S
+++ b/include/asm-arm/arch-h720x/entry-macro.S
@@ -11,6 +11,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
#if defined (CONFIG_CPU_H7201) || defined (CONFIG_CPU_H7202)
@ we could use the id register on H7202, but this is not
diff --git a/include/asm-arm/arch-imx/entry-macro.S b/include/asm-arm/arch-imx/entry-macro.S
index 61bb0bdc1b16..0b84e81031c3 100644
--- a/include/asm-arm/arch-imx/entry-macro.S
+++ b/include/asm-arm/arch-imx/entry-macro.S
@@ -11,6 +11,13 @@
.macro disable_fiq
.endm
+
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
#define AITC_NIVECSR 0x40
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =IO_ADDRESS(IMX_AITC_BASE)
diff --git a/include/asm-arm/arch-integrator/entry-macro.S b/include/asm-arm/arch-integrator/entry-macro.S
index 69838d04f90b..491af1a23de5 100644
--- a/include/asm-arm/arch-integrator/entry-macro.S
+++ b/include/asm-arm/arch-integrator/entry-macro.S
@@ -13,6 +13,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
/* FIXME: should not be using soo many LDRs here */
ldr \base, =IO_ADDRESS(INTEGRATOR_IC_BASE)
diff --git a/include/asm-arm/arch-iop13xx/entry-macro.S b/include/asm-arm/arch-iop13xx/entry-macro.S
index 94c50283dc56..a624a7870c64 100644
--- a/include/asm-arm/arch-iop13xx/entry-macro.S
+++ b/include/asm-arm/arch-iop13xx/entry-macro.S
@@ -19,21 +19,27 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ mrc p15, 0, \tmp, c15, c1, 0
+ orr \tmp, \tmp, #(1 << 6)
+ mcr p15, 0, \tmp, c15, c1, 0 @ Enable cp6 access
+ .endm
+
/*
* Note: a 1-cycle window exists where iintvec will return the value
* of iintbase, so we explicitly check for "bad zeros"
*/
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- mrc p15, 0, \tmp, c15, c1, 0
- orr \tmp, \tmp, #(1 << 6)
- mcr p15, 0, \tmp, c15, c1, 0 @ Enable cp6 access
-
mrc p6, 0, \irqnr, c3, c2, 0 @ Read IINTVEC
cmp \irqnr, #0
mrceq p6, 0, \irqnr, c3, c2, 0 @ Re-read on potentially bad zero
adds \irqstat, \irqnr, #1 @ Check for 0xffffffff
movne \irqnr, \irqnr, lsr #2 @ Convert to irqnr
+ .endm
- biceq \tmp, \tmp, #(1 << 6)
- mcreq p15, 0, \tmp, c15, c1, 0 @ Disable cp6 access if no more interrupts
+ .macro arch_ret_to_user, tmp1, tmp2
+ mrc p15, 0, \tmp1, c15, c1, 0
+ ands \tmp2, \tmp1, #(1 << 6)
+ bicne \tmp1, \tmp1, #(1 << 6)
+ mcrne p15, 0, \tmp1, c15, c1, 0 @ Disable cp6 access
.endm
diff --git a/include/asm-arm/arch-iop13xx/iop13xx.h b/include/asm-arm/arch-iop13xx/iop13xx.h
index a88522a0ff8e..d26b755a9879 100644
--- a/include/asm-arm/arch-iop13xx/iop13xx.h
+++ b/include/asm-arm/arch-iop13xx/iop13xx.h
@@ -9,34 +9,6 @@ void iop13xx_init_irq(void);
void iop13xx_map_io(void);
void iop13xx_platform_init(void);
void iop13xx_init_irq(void);
-void iop13xx_init_time(unsigned long tickrate);
-unsigned long iop13xx_gettimeoffset(void);
-
-/* handle cp6 access
- * to do: handle access in entry-armv5.S and unify with
- * the iop3xx implementation
- * note: use iop13xx_cp6_enable_irq_save and iop13xx_cp6_irq_restore (irq.h)
- * when interrupts are enabled
- */
-static inline unsigned long iop13xx_cp6_save(void)
-{
- u32 temp, cp_flags;
-
- asm volatile (
- "mrc p15, 0, %1, c15, c1, 0\n\t"
- "orr %0, %1, #(1 << 6)\n\t"
- "mcr p15, 0, %0, c15, c1, 0\n\t"
- : "=r" (temp), "=r"(cp_flags));
-
- return cp_flags;
-}
-
-static inline void iop13xx_cp6_restore(unsigned long cp_flags)
-{
- asm volatile (
- "mcr p15, 0, %0, c15, c1, 0\n\t"
- : : "r" (cp_flags) );
-}
/* CPUID CP6 R0 Page 0 */
static inline int iop13xx_cpu_id(void)
@@ -479,14 +451,4 @@ static inline int iop13xx_cpu_id(void)
#define IOP13XX_PBI_BAR1 IOP13XX_PBI_OFFSET(0x10)
#define IOP13XX_PBI_LR1 IOP13XX_PBI_OFFSET(0x14)
-#define IOP13XX_TMR_TC 0x01
-#define IOP13XX_TMR_EN 0x02
-#define IOP13XX_TMR_RELOAD 0x04
-#define IOP13XX_TMR_PRIVILEGED 0x08
-
-#define IOP13XX_TMR_RATIO_1_1 0x00
-#define IOP13XX_TMR_RATIO_4_1 0x10
-#define IOP13XX_TMR_RATIO_8_1 0x20
-#define IOP13XX_TMR_RATIO_16_1 0x30
-
#endif /* _IOP13XX_HW_H_ */
diff --git a/include/asm-arm/arch-iop13xx/irqs.h b/include/asm-arm/arch-iop13xx/irqs.h
index 442e35a40359..5c6fac2a4004 100644
--- a/include/asm-arm/arch-iop13xx/irqs.h
+++ b/include/asm-arm/arch-iop13xx/irqs.h
@@ -3,8 +3,6 @@
#ifndef __ASSEMBLER__
#include <linux/types.h>
-#include <asm/system.h> /* local_irq_save */
-#include <asm/arch/iop13xx.h> /* iop13xx_cp6_* */
/* INTPND0 CP6 R0 Page 3
*/
@@ -41,21 +39,6 @@ static inline u32 read_intpnd_3(void)
asm volatile("mrc p6, 0, %0, c3, c3, 0":"=r" (val));
return val;
}
-
-static inline void
-iop13xx_cp6_enable_irq_save(unsigned long *cp_flags, unsigned long *irq_flags)
-{
- local_irq_save(*irq_flags);
- *cp_flags = iop13xx_cp6_save();
-}
-
-static inline void
-iop13xx_cp6_irq_restore(unsigned long *cp_flags,
- unsigned long *irq_flags)
-{
- iop13xx_cp6_restore(*cp_flags);
- local_irq_restore(*irq_flags);
-}
#endif
#define INTBASE 0
diff --git a/include/asm-arm/arch-iop13xx/system.h b/include/asm-arm/arch-iop13xx/system.h
index ee3a62530af2..127827058e1f 100644
--- a/include/asm-arm/arch-iop13xx/system.h
+++ b/include/asm-arm/arch-iop13xx/system.h
@@ -48,12 +48,10 @@ static inline void arch_reset(char mode)
/*
* Reset the internal bus (warning both cores are reset)
*/
- u32 cp_flags = iop13xx_cp6_save();
write_wdtcr(IOP13XX_WDTCR_EN_ARM);
write_wdtcr(IOP13XX_WDTCR_EN);
write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET);
write_wdtcr(0x1000);
- iop13xx_cp6_restore(cp_flags);
for(;;);
}
diff --git a/include/asm-arm/arch-iop13xx/time.h b/include/asm-arm/arch-iop13xx/time.h
new file mode 100644
index 000000000000..77a837a02dec
--- /dev/null
+++ b/include/asm-arm/arch-iop13xx/time.h
@@ -0,0 +1,51 @@
+#ifndef _IOP13XX_TIME_H_
+#define _IOP13XX_TIME_H_
+#define IRQ_IOP_TIMER0 IRQ_IOP13XX_TIMER0
+
+#define IOP_TMR_EN 0x02
+#define IOP_TMR_RELOAD 0x04
+#define IOP_TMR_PRIVILEGED 0x08
+#define IOP_TMR_RATIO_1_1 0x00
+
+void iop_init_time(unsigned long tickrate);
+unsigned long iop_gettimeoffset(void);
+
+static inline void write_tmr0(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c0, c9, 0" : : "r" (val));
+}
+
+static inline void write_tmr1(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c1, c9, 0" : : "r" (val));
+}
+
+static inline u32 read_tcr0(void)
+{
+ u32 val;
+ asm volatile("mrc p6, 0, %0, c2, c9, 0" : "=r" (val));
+ return val;
+}
+
+static inline u32 read_tcr1(void)
+{
+ u32 val;
+ asm volatile("mrc p6, 0, %0, c3, c9, 0" : "=r" (val));
+ return val;
+}
+
+static inline void write_trr0(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c4, c9, 0" : : "r" (val));
+}
+
+static inline void write_trr1(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c5, c9, 0" : : "r" (val));
+}
+
+static inline void write_tisr(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c6, c9, 0" : : "r" (val));
+}
+#endif
diff --git a/include/asm-arm/arch-iop32x/entry-macro.S b/include/asm-arm/arch-iop32x/entry-macro.S
index 1500cbbd2295..207db99dfbd2 100644
--- a/include/asm-arm/arch-iop32x/entry-macro.S
+++ b/include/asm-arm/arch-iop32x/entry-macro.S
@@ -9,13 +9,28 @@
*/
#include <asm/arch/iop32x.h>
- .macro disable_fiq
- .endm
+ .macro disable_fiq
+ .endm
- .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- ldr \base, =IOP3XX_REG_ADDR(0x07D8)
- ldr \irqstat, [\base] @ Read IINTSRC
- cmp \irqstat, #0
- clzne \irqnr, \irqstat
- rsbne \irqnr, \irqnr, #31
- .endm
+ .macro get_irqnr_preamble, base, tmp
+ mrc p15, 0, \tmp, c15, c1, 0
+ orr \tmp, \tmp, #(1 << 6)
+ mcr p15, 0, \tmp, c15, c1, 0 @ Enable cp6 access
+ mrc p15, 0, \tmp, c15, c1, 0
+ mov \tmp, \tmp
+ sub pc, pc, #4 @ cp_wait
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ mrc p6, 0, \irqstat, c8, c0, 0 @ Read IINTSRC
+ cmp \irqstat, #0
+ clzne \irqnr, \irqstat
+ rsbne \irqnr, \irqnr, #31
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ mrc p15, 0, \tmp1, c15, c1, 0
+ ands \tmp2, \tmp1, #(1 << 6)
+ bicne \tmp1, \tmp1, #(1 << 6)
+ mcrne p15, 0, \tmp1, c15, c1, 0 @ Disable cp6 access
+ .endm
diff --git a/include/asm-arm/arch-iop32x/time.h b/include/asm-arm/arch-iop32x/time.h
new file mode 100644
index 000000000000..0f28c9949623
--- /dev/null
+++ b/include/asm-arm/arch-iop32x/time.h
@@ -0,0 +1,4 @@
+#ifndef _IOP32X_TIME_H_
+#define _IOP32X_TIME_H_
+#define IRQ_IOP_TIMER0 IRQ_IOP32X_TIMER0
+#endif
diff --git a/include/asm-arm/arch-iop33x/entry-macro.S b/include/asm-arm/arch-iop33x/entry-macro.S
index 92b791702e34..b8e3d449e882 100644
--- a/include/asm-arm/arch-iop33x/entry-macro.S
+++ b/include/asm-arm/arch-iop33x/entry-macro.S
@@ -9,14 +9,29 @@
*/
#include <asm/arch/iop33x.h>
- .macro disable_fiq
- .endm
+ .macro disable_fiq
+ .endm
- .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
- ldr \base, =IOP3XX_REG_ADDR(0x07C8)
- ldr \irqstat, [\base] @ Read IINTVEC
- cmp \irqstat, #0
- ldreq \irqstat, [\base] @ erratum 63 workaround
- adds \irqnr, \irqstat, #1
- movne \irqnr, \irqstat, lsr #2
- .endm
+ .macro get_irqnr_preamble, base, tmp
+ mrc p15, 0, \tmp, c15, c1, 0
+ orr \tmp, \tmp, #(1 << 6)
+ mcr p15, 0, \tmp, c15, c1, 0 @ Enable cp6 access
+ mrc p15, 0, \tmp, c15, c1, 0
+ mov \tmp, \tmp
+ sub pc, pc, #4 @ cp_wait
+ .endm
+
+ .macro get_irqnr_and_base, irqnr, irqstat, base, tmp
+ mrc p6, 0, \irqstat, c14, c0, 0 @ Read IINTVEC
+ cmp \irqstat, #0
+ mrceq p6, 0, \irqstat, c14, c0, 0 @ erratum 63 workaround
+ adds \irqnr, \irqstat, #1
+ movne \irqnr, \irqstat, lsr #2
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ mrc p15, 0, \tmp1, c15, c1, 0
+ ands \tmp2, \tmp1, #(1 << 6)
+ bicne \tmp1, \tmp1, #(1 << 6)
+ mcrne p15, 0, \tmp1, c15, c1, 0 @ Disable cp6 access
+ .endm
diff --git a/include/asm-arm/arch-iop33x/time.h b/include/asm-arm/arch-iop33x/time.h
new file mode 100644
index 000000000000..4ac4d7664f85
--- /dev/null
+++ b/include/asm-arm/arch-iop33x/time.h
@@ -0,0 +1,4 @@
+#ifndef _IOP33X_TIME_H_
+#define _IOP33X_TIME_H_
+#define IRQ_IOP_TIMER0 IRQ_IOP33X_TIMER0
+#endif
diff --git a/include/asm-arm/arch-ixp2000/entry-macro.S b/include/asm-arm/arch-ixp2000/entry-macro.S
index 16e1e6124b31..11d512ad5945 100644
--- a/include/asm-arm/arch-ixp2000/entry-macro.S
+++ b/include/asm-arm/arch-ixp2000/entry-macro.S
@@ -12,6 +12,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \irqnr, #0x0 @clear out irqnr as default
diff --git a/include/asm-arm/arch-ixp23xx/entry-macro.S b/include/asm-arm/arch-ixp23xx/entry-macro.S
index 867761677b57..ec9dd6fc2d0f 100644
--- a/include/asm-arm/arch-ixp23xx/entry-macro.S
+++ b/include/asm-arm/arch-ixp23xx/entry-macro.S
@@ -5,6 +5,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \irqnr, =(IXP23XX_INTC_VIRT + IXP23XX_INTR_IRQ_ENC_ST_OFFSET)
ldr \irqnr, [\irqnr] @ get interrupt number
diff --git a/include/asm-arm/arch-ixp4xx/entry-macro.S b/include/asm-arm/arch-ixp4xx/entry-macro.S
index 27e124132e4c..dadb568b7ef0 100644
--- a/include/asm-arm/arch-ixp4xx/entry-macro.S
+++ b/include/asm-arm/arch-ixp4xx/entry-macro.S
@@ -12,6 +12,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \irqstat, =(IXP4XX_INTC_BASE_VIRT+IXP4XX_ICIP_OFFSET)
ldr \irqstat, [\irqstat] @ get interrupts
diff --git a/include/asm-arm/arch-l7200/entry-macro.S b/include/asm-arm/arch-l7200/entry-macro.S
index 8b6342dc4be2..63411d3e9df4 100644
--- a/include/asm-arm/arch-l7200/entry-macro.S
+++ b/include/asm-arm/arch-l7200/entry-macro.S
@@ -14,6 +14,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \irqstat, #irq_base_addr @ Virt addr IRQ regs
add \irqstat, \irqstat, #0x00001000 @ Status reg
diff --git a/include/asm-arm/arch-lh7a40x/entry-macro.S b/include/asm-arm/arch-lh7a40x/entry-macro.S
index 9fc7f4988124..502700604e00 100644
--- a/include/asm-arm/arch-lh7a40x/entry-macro.S
+++ b/include/asm-arm/arch-lh7a40x/entry-macro.S
@@ -26,6 +26,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
branch_irq_lh7a400: b 1000f
diff --git a/include/asm-arm/arch-netx/entry-macro.S b/include/asm-arm/arch-netx/entry-macro.S
index 658df4d60ff3..83ad188a0847 100644
--- a/include/asm-arm/arch-netx/entry-macro.S
+++ b/include/asm-arm/arch-netx/entry-macro.S
@@ -23,6 +23,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \base, #io_p2v(0x00100000)
add \base, \base, #0x000ff000
diff --git a/include/asm-arm/arch-omap/entry-macro.S b/include/asm-arm/arch-omap/entry-macro.S
index 0ffb1185f1ac..c90dff4828f7 100644
--- a/include/asm-arm/arch-omap/entry-macro.S
+++ b/include/asm-arm/arch-omap/entry-macro.S
@@ -29,6 +29,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =IO_ADDRESS(OMAP_IH1_BASE)
ldr \irqnr, [\base, #IRQ_ITR_REG_OFFSET]
diff --git a/include/asm-arm/arch-pnx4008/entry-macro.S b/include/asm-arm/arch-pnx4008/entry-macro.S
index c1c198e3680b..f11731974e5d 100644
--- a/include/asm-arm/arch-pnx4008/entry-macro.S
+++ b/include/asm-arm/arch-pnx4008/entry-macro.S
@@ -28,6 +28,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
/* decode the MIC interrupt numbers */
ldr \base, =IO_ADDRESS(PNX4008_INTCTRLMIC_BASE)
diff --git a/include/asm-arm/arch-pxa/entry-macro.S b/include/asm-arm/arch-pxa/entry-macro.S
index 4985e33afc12..1d5fbb9b379a 100644
--- a/include/asm-arm/arch-pxa/entry-macro.S
+++ b/include/asm-arm/arch-pxa/entry-macro.S
@@ -13,6 +13,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
#ifdef CONFIG_PXA27x
mrc p6, 0, \irqstat, c0, c0, 0 @ ICIP
diff --git a/include/asm-arm/arch-realview/entry-macro.S b/include/asm-arm/arch-realview/entry-macro.S
index 1a6eec86bd47..138838d4ad75 100644
--- a/include/asm-arm/arch-realview/entry-macro.S
+++ b/include/asm-arm/arch-realview/entry-macro.S
@@ -13,6 +13,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
/*
* The interrupt numbering scheme is defined in the
* interrupt controller spec. To wit:
diff --git a/include/asm-arm/arch-rpc/entry-macro.S b/include/asm-arm/arch-rpc/entry-macro.S
index c9e5395e5106..0cfb89b229d1 100644
--- a/include/asm-arm/arch-rpc/entry-macro.S
+++ b/include/asm-arm/arch-rpc/entry-macro.S
@@ -1,3 +1,8 @@
#include <asm/hardware.h>
#include <asm/hardware/entry-macro-iomd.S>
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
diff --git a/include/asm-arm/arch-s3c2410/entry-macro.S b/include/asm-arm/arch-s3c2410/entry-macro.S
index 1eb4e6b8d249..bbec0a8ff158 100644
--- a/include/asm-arm/arch-s3c2410/entry-macro.S
+++ b/include/asm-arm/arch-s3c2410/entry-macro.S
@@ -22,6 +22,12 @@
#include <asm/hardware.h>
#include <asm/irq.h>
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov \base, #S3C24XX_VA_IRQ
diff --git a/include/asm-arm/arch-sa1100/entry-macro.S b/include/asm-arm/arch-sa1100/entry-macro.S
index 51fb50ce1169..028967629340 100644
--- a/include/asm-arm/arch-sa1100/entry-macro.S
+++ b/include/asm-arm/arch-sa1100/entry-macro.S
@@ -11,6 +11,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov r4, #0xfa000000 @ ICIP = 0xfa050000
add r4, r4, #0x00050000
diff --git a/include/asm-arm/arch-shark/entry-macro.S b/include/asm-arm/arch-shark/entry-macro.S
index a924f27fb8d9..82463f30f3df 100644
--- a/include/asm-arm/arch-shark/entry-macro.S
+++ b/include/asm-arm/arch-shark/entry-macro.S
@@ -10,6 +10,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
mov r4, #0xe0000000
diff --git a/include/asm-arm/arch-versatile/entry-macro.S b/include/asm-arm/arch-versatile/entry-macro.S
index feff771c0a0a..0fae002637a0 100644
--- a/include/asm-arm/arch-versatile/entry-macro.S
+++ b/include/asm-arm/arch-versatile/entry-macro.S
@@ -13,6 +13,12 @@
.macro disable_fiq
.endm
+ .macro get_irqnr_preamble, base, tmp
+ .endm
+
+ .macro arch_ret_to_user, tmp1, tmp2
+ .endm
+
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =IO_ADDRESS(VERSATILE_VIC_BASE)
ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
diff --git a/include/asm-arm/hardware/iop3xx.h b/include/asm-arm/hardware/iop3xx.h
index c91b546e20ef..15141a9caca8 100644
--- a/include/asm-arm/hardware/iop3xx.h
+++ b/include/asm-arm/hardware/iop3xx.h
@@ -188,14 +188,10 @@ extern void gpio_line_set(int line, int value);
#define IOP3XX_TU_TRR1 (volatile u32 *)IOP3XX_TIMER_REG(0x0014)
#define IOP3XX_TU_TISR (volatile u32 *)IOP3XX_TIMER_REG(0x0018)
#define IOP3XX_TU_WDTCR (volatile u32 *)IOP3XX_TIMER_REG(0x001c)
-#define IOP3XX_TMR_TC 0x01
-#define IOP3XX_TMR_EN 0x02
-#define IOP3XX_TMR_RELOAD 0x04
-#define IOP3XX_TMR_PRIVILEGED 0x09
-#define IOP3XX_TMR_RATIO_1_1 0x00
-#define IOP3XX_TMR_RATIO_4_1 0x10
-#define IOP3XX_TMR_RATIO_8_1 0x20
-#define IOP3XX_TMR_RATIO_16_1 0x30
+#define IOP_TMR_EN 0x02
+#define IOP_TMR_RELOAD 0x04
+#define IOP_TMR_PRIVILEGED 0x08
+#define IOP_TMR_RATIO_1_1 0x00
/* Application accelerator unit */
#define IOP3XX_AAU_ACR (volatile u32 *)IOP3XX_REG_ADDR(0x0800)
@@ -276,40 +272,52 @@ extern void gpio_line_set(int line, int value);
#ifndef __ASSEMBLY__
void iop3xx_map_io(void);
-void iop3xx_init_time(unsigned long);
-unsigned long iop3xx_gettimeoffset(void);
void iop_init_cp6_handler(void);
+void iop_init_time(unsigned long tickrate);
+unsigned long iop_gettimeoffset(void);
-extern struct platform_device iop3xx_i2c0_device;
-extern struct platform_device iop3xx_i2c1_device;
+static inline void write_tmr0(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c0, c1, 0" : : "r" (val));
+}
+
+static inline void write_tmr1(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c1, c1, 0" : : "r" (val));
+}
+
+static inline u32 read_tcr0(void)
+{
+ u32 val;
+ asm volatile("mrc p6, 0, %0, c2, c1, 0" : "=r" (val));
+ return val;
+}
-extern inline void iop3xx_cp6_enable(void)
+static inline u32 read_tcr1(void)
{
- u32 temp;
+ u32 val;
+ asm volatile("mrc p6, 0, %0, c3, c1, 0" : "=r" (val));
+ return val;
+}
- asm volatile (
- "mrc p15, 0, %0, c15, c1, 0\n\t"
- "orr %0, %0, #(1 << 6)\n\t"
- "mcr p15, 0, %0, c15, c1, 0\n\t"
- "mrc p15, 0, %0, c15, c1, 0\n\t"
- "mov %0, %0\n\t"
- "sub pc, pc, #4\n\t"
- : "=r" (temp) );
+static inline void write_trr0(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c4, c1, 0" : : "r" (val));
}
-extern inline void iop3xx_cp6_disable(void)
+static inline void write_trr1(u32 val)
{
- u32 temp;
+ asm volatile("mcr p6, 0, %0, c5, c1, 0" : : "r" (val));
+}
- asm volatile (
- "mrc p15, 0, %0, c15, c1, 0\n\t"
- "bic %0, %0, #(1 << 6)\n\t"
- "mcr p15, 0, %0, c15, c1, 0\n\t"
- "mrc p15, 0, %0, c15, c1, 0\n\t"
- "mov %0, %0\n\t"
- "sub pc, pc, #4\n\t"
- : "=r" (temp) );
+static inline void write_tisr(u32 val)
+{
+ asm volatile("mcr p6, 0, %0, c6, c1, 0" : : "r" (val));
}
+
+extern struct platform_device iop3xx_i2c0_device;
+extern struct platform_device iop3xx_i2c1_device;
+
#endif

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