diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
---|---|---|
committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /arch/arm/mach-clps711x/include | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'arch/arm/mach-clps711x/include')
-rw-r--r-- | arch/arm/mach-clps711x/include/mach/entry-macro.S | 58 | ||||
-rw-r--r-- | arch/arm/mach-clps711x/include/mach/io.h | 36 | ||||
-rw-r--r-- | arch/arm/mach-clps711x/include/mach/irqs.h | 53 | ||||
-rw-r--r-- | arch/arm/mach-clps711x/include/mach/system.h | 40 | ||||
-rw-r--r-- | arch/arm/mach-clps711x/include/mach/time.h | 49 | ||||
-rw-r--r-- | arch/arm/mach-clps711x/include/mach/vmalloc.h | 20 |
6 files changed, 256 insertions, 0 deletions
diff --git a/arch/arm/mach-clps711x/include/mach/entry-macro.S b/arch/arm/mach-clps711x/include/mach/entry-macro.S new file mode 100644 index 00000000000..90fa2f70489 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/entry-macro.S | |||
@@ -0,0 +1,58 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-clps711x/include/mach/entry-macro.S | ||
3 | * | ||
4 | * Low-level IRQ helper macros for CLPS711X-based platforms | ||
5 | * | ||
6 | * This file is licensed under the terms of the GNU General Public | ||
7 | * License version 2. This program is licensed "as is" without any | ||
8 | * warranty of any kind, whether express or implied. | ||
9 | */ | ||
10 | #include <mach/hardware.h> | ||
11 | #include <asm/hardware/clps7111.h> | ||
12 | |||
13 | .macro disable_fiq | ||
14 | .endm | ||
15 | |||
16 | .macro get_irqnr_preamble, base, tmp | ||
17 | .endm | ||
18 | |||
19 | .macro arch_ret_to_user, tmp1, tmp2 | ||
20 | .endm | ||
21 | |||
22 | #if (INTSR2 - INTSR1) != (INTMR2 - INTMR1) | ||
23 | #error INTSR stride != INTMR stride | ||
24 | #endif | ||
25 | |||
26 | .macro get_irqnr_and_base, irqnr, stat, base, mask | ||
27 | mov \base, #CLPS7111_BASE | ||
28 | ldr \stat, [\base, #INTSR1] | ||
29 | ldr \mask, [\base, #INTMR1] | ||
30 | mov \irqnr, #4 | ||
31 | mov \mask, \mask, lsl #16 | ||
32 | and \stat, \stat, \mask, lsr #16 | ||
33 | movs \stat, \stat, lsr #4 | ||
34 | bne 1001f | ||
35 | |||
36 | add \base, \base, #INTSR2 - INTSR1 | ||
37 | ldr \stat, [\base, #INTSR1] | ||
38 | ldr \mask, [\base, #INTMR1] | ||
39 | mov \irqnr, #16 | ||
40 | mov \mask, \mask, lsl #16 | ||
41 | and \stat, \stat, \mask, lsr #16 | ||
42 | |||
43 | 1001: tst \stat, #255 | ||
44 | addeq \irqnr, \irqnr, #8 | ||
45 | moveq \stat, \stat, lsr #8 | ||
46 | tst \stat, #15 | ||
47 | addeq \irqnr, \irqnr, #4 | ||
48 | moveq \stat, \stat, lsr #4 | ||
49 | tst \stat, #3 | ||
50 | addeq \irqnr, \irqnr, #2 | ||
51 | moveq \stat, \stat, lsr #2 | ||
52 | tst \stat, #1 | ||
53 | addeq \irqnr, \irqnr, #1 | ||
54 | moveq \stat, \stat, lsr #1 | ||
55 | tst \stat, #1 @ bit 0 should be set | ||
56 | .endm | ||
57 | |||
58 | |||
diff --git a/arch/arm/mach-clps711x/include/mach/io.h b/arch/arm/mach-clps711x/include/mach/io.h new file mode 100644 index 00000000000..2e0b3ced8f0 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/io.h | |||
@@ -0,0 +1,36 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-clps711x/include/mach/io.h | ||
3 | * | ||
4 | * Copyright (C) 1999 ARM Limited | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | #ifndef __ASM_ARM_ARCH_IO_H | ||
21 | #define __ASM_ARM_ARCH_IO_H | ||
22 | |||
23 | #define IO_SPACE_LIMIT 0xffffffff | ||
24 | |||
25 | #define __io(a) __typesafe_io(a) | ||
26 | #define __mem_pci(a) (a) | ||
27 | |||
28 | /* | ||
29 | * We don't support ins[lb]/outs[lb]. Make them fault. | ||
30 | */ | ||
31 | #define __raw_readsb(p,d,l) do { *(int *)0 = 0; } while (0) | ||
32 | #define __raw_readsl(p,d,l) do { *(int *)0 = 0; } while (0) | ||
33 | #define __raw_writesb(p,d,l) do { *(int *)0 = 0; } while (0) | ||
34 | #define __raw_writesl(p,d,l) do { *(int *)0 = 0; } while (0) | ||
35 | |||
36 | #endif | ||
diff --git a/arch/arm/mach-clps711x/include/mach/irqs.h b/arch/arm/mach-clps711x/include/mach/irqs.h new file mode 100644 index 00000000000..30b7e97285a --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/irqs.h | |||
@@ -0,0 +1,53 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-clps711x/include/mach/irqs.h | ||
3 | * | ||
4 | * Copyright (C) 2000 Deep Blue Solutions Ltd. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | |||
21 | /* | ||
22 | * Interrupts from INTSR1 | ||
23 | */ | ||
24 | #define IRQ_CSINT 4 | ||
25 | #define IRQ_EINT1 5 | ||
26 | #define IRQ_EINT2 6 | ||
27 | #define IRQ_EINT3 7 | ||
28 | #define IRQ_TC1OI 8 | ||
29 | #define IRQ_TC2OI 9 | ||
30 | #define IRQ_RTCMI 10 | ||
31 | #define IRQ_TINT 11 | ||
32 | #define IRQ_UTXINT1 12 | ||
33 | #define IRQ_URXINT1 13 | ||
34 | #define IRQ_UMSINT 14 | ||
35 | #define IRQ_SSEOTI 15 | ||
36 | |||
37 | #define INT1_IRQS (0x0000fff0) | ||
38 | #define INT1_ACK_IRQS (0x00004f10) | ||
39 | |||
40 | /* | ||
41 | * Interrupts from INTSR2 | ||
42 | */ | ||
43 | #define IRQ_KBDINT (16+0) /* bit 0 */ | ||
44 | #define IRQ_SS2RX (16+1) /* bit 1 */ | ||
45 | #define IRQ_SS2TX (16+2) /* bit 2 */ | ||
46 | #define IRQ_UTXINT2 (16+12) /* bit 12 */ | ||
47 | #define IRQ_URXINT2 (16+13) /* bit 13 */ | ||
48 | |||
49 | #define INT2_IRQS (0x30070000) | ||
50 | #define INT2_ACK_IRQS (0x00010000) | ||
51 | |||
52 | #define NR_IRQS 30 | ||
53 | |||
diff --git a/arch/arm/mach-clps711x/include/mach/system.h b/arch/arm/mach-clps711x/include/mach/system.h new file mode 100644 index 00000000000..f916cd7a477 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/system.h | |||
@@ -0,0 +1,40 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-clps711x/include/mach/system.h | ||
3 | * | ||
4 | * Copyright (C) 2000 Deep Blue Solutions Ltd | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | #ifndef __ASM_ARCH_SYSTEM_H | ||
21 | #define __ASM_ARCH_SYSTEM_H | ||
22 | |||
23 | #include <linux/io.h> | ||
24 | #include <mach/hardware.h> | ||
25 | #include <asm/hardware/clps7111.h> | ||
26 | |||
27 | static inline void arch_idle(void) | ||
28 | { | ||
29 | clps_writel(1, HALT); | ||
30 | __asm__ __volatile__( | ||
31 | "mov r0, r0\n\ | ||
32 | mov r0, r0"); | ||
33 | } | ||
34 | |||
35 | static inline void arch_reset(char mode, const char *cmd) | ||
36 | { | ||
37 | cpu_reset(0); | ||
38 | } | ||
39 | |||
40 | #endif | ||
diff --git a/arch/arm/mach-clps711x/include/mach/time.h b/arch/arm/mach-clps711x/include/mach/time.h new file mode 100644 index 00000000000..61fef9129c6 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/time.h | |||
@@ -0,0 +1,49 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-clps711x/include/mach/time.h | ||
3 | * | ||
4 | * Copyright (C) 2000 Deep Blue Solutions Ltd. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | #include <asm/leds.h> | ||
21 | #include <asm/hardware/clps7111.h> | ||
22 | |||
23 | extern void clps711x_setup_timer(void); | ||
24 | |||
25 | /* | ||
26 | * IRQ handler for the timer | ||
27 | */ | ||
28 | static irqreturn_t | ||
29 | p720t_timer_interrupt(int irq, void *dev_id) | ||
30 | { | ||
31 | struct pt_regs *regs = get_irq_regs(); | ||
32 | do_leds(); | ||
33 | xtime_update(1); | ||
34 | #ifndef CONFIG_SMP | ||
35 | update_process_times(user_mode(regs)); | ||
36 | #endif | ||
37 | do_profile(regs); | ||
38 | return IRQ_HANDLED; | ||
39 | } | ||
40 | |||
41 | /* | ||
42 | * Set up timer interrupt, and return the current time in seconds. | ||
43 | */ | ||
44 | void __init time_init(void) | ||
45 | { | ||
46 | clps711x_setup_timer(); | ||
47 | timer_irq.handler = p720t_timer_interrupt; | ||
48 | setup_irq(IRQ_TC2OI, &timer_irq); | ||
49 | } | ||
diff --git a/arch/arm/mach-clps711x/include/mach/vmalloc.h b/arch/arm/mach-clps711x/include/mach/vmalloc.h new file mode 100644 index 00000000000..467b96137e4 --- /dev/null +++ b/arch/arm/mach-clps711x/include/mach/vmalloc.h | |||
@@ -0,0 +1,20 @@ | |||
1 | /* | ||
2 | * arch/arm/mach-clps711x/include/mach/vmalloc.h | ||
3 | * | ||
4 | * Copyright (C) 2000 Deep Blue Solutions Ltd. | ||
5 | * | ||
6 | * This program is free software; you can redistribute it and/or modify | ||
7 | * it under the terms of the GNU General Public License as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | * | ||
16 | * You should have received a copy of the GNU General Public License | ||
17 | * along with this program; if not, write to the Free Software | ||
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
19 | */ | ||
20 | #define VMALLOC_END 0xd0000000UL | ||