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authorLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 12:45:57 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-04-28 12:45:57 -0400
commite945e849e18006c131fe59252ab920c6b5f7959c (patch)
treea86b1a299c5cebed14889fb638cb6808417b5f4a /include/asm-sparc64
parent77a50df2b14c8d3ee3c58c21c4a0e0157570df09 (diff)
parent194f1a68b93e959ede6ec363db4714e630bdbb6a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc: video drivers: add facility level sparc: tcx.c make tcx_init and tcx_exit static sparc: ffb.c make ffb_init and ffb_exit static sparc: cg14.c make cg14_init and cg15_exit static sparc: bw2.c fix bw2_exit sparc64: Fix accidental syscall restart on child return from clone/fork/vfork. sparc64: Clean up handling of pt_regs trap type encoding. sparc: Remove old style signal frame support. sparc64: Kill bogus RT_ALIGNEDSZ macro from signal.c sparc: sunzilog.c remove unused argument sparc: fix drivers/video/tcx.c warning sparc64: Kill unused local ISA bus layer. input: Rewrite sparcspkr device probing. sparc64: Do not ignore 'pmu' device ranges. sparc64: Kill ISA_FLOPPY_WORKS code. sparc64: Kill CONFIG_SPARC32_COMPAT sparc64: Cleanups and corrections for arch/sparc64/Kconfig sparc64: Fix wedged irq regression.
Diffstat (limited to 'include/asm-sparc64')
-rw-r--r--include/asm-sparc64/floppy.h84
-rw-r--r--include/asm-sparc64/isa.h47
-rw-r--r--include/asm-sparc64/ptrace.h23
-rw-r--r--include/asm-sparc64/thread_info.h6
4 files changed, 25 insertions, 135 deletions
diff --git a/include/asm-sparc64/floppy.h b/include/asm-sparc64/floppy.h
index c47f58d6c15c..ca19f80a9b7d 100644
--- a/include/asm-sparc64/floppy.h
+++ b/include/asm-sparc64/floppy.h
@@ -293,7 +293,6 @@ static int sun_fd_eject(int drive)
293 293
294#ifdef CONFIG_PCI 294#ifdef CONFIG_PCI
295#include <asm/ebus.h> 295#include <asm/ebus.h>
296#include <asm/isa.h>
297#include <asm/ns87303.h> 296#include <asm/ns87303.h>
298 297
299static struct ebus_dma_info sun_pci_fd_ebus_dma; 298static struct ebus_dma_info sun_pci_fd_ebus_dma;
@@ -558,82 +557,6 @@ static int __init ebus_fdthree_p(struct linux_ebus_device *edev)
558} 557}
559#endif 558#endif
560 559
561#ifdef CONFIG_PCI
562#undef ISA_FLOPPY_WORKS
563
564#ifdef ISA_FLOPPY_WORKS
565static unsigned long __init isa_floppy_init(void)
566{
567 struct sparc_isa_bridge *isa_br;
568 struct sparc_isa_device *isa_dev = NULL;
569
570 for_each_isa(isa_br) {
571 for_each_isadev(isa_dev, isa_br) {
572 if (!strcmp(isa_dev->prom_node->name, "dma")) {
573 struct sparc_isa_device *child =
574 isa_dev->child;
575
576 while (child) {
577 if (!strcmp(child->prom_node->name,
578 "floppy")) {
579 isa_dev = child;
580 goto isa_done;
581 }
582 child = child->next;
583 }
584 }
585 }
586 }
587isa_done:
588 if (!isa_dev)
589 return 0;
590
591 /* We could use DMA on devices behind the ISA bridge, but...
592 *
593 * There is a slight problem. Normally on x86 kit the x86 processor
594 * delays I/O port instructions when the ISA bus "dma in progress"
595 * signal is active. Well, sparc64 systems do not monitor this
596 * signal thus we would need to block all I/O port accesses in software
597 * when a dma transfer is active for some device.
598 */
599
600 sun_fdc = (struct sun_flpy_controller *)isa_dev->resource.start;
601 FLOPPY_IRQ = isa_dev->irq;
602
603 sun_fdops.fd_inb = sun_pci_fd_inb;
604 sun_fdops.fd_outb = sun_pci_fd_outb;
605
606 can_use_virtual_dma = use_virtual_dma = 1;
607 sun_fdops.fd_enable_dma = sun_fd_enable_dma;
608 sun_fdops.fd_disable_dma = sun_fd_disable_dma;
609 sun_fdops.fd_set_dma_mode = sun_fd_set_dma_mode;
610 sun_fdops.fd_set_dma_addr = sun_fd_set_dma_addr;
611 sun_fdops.fd_set_dma_count = sun_fd_set_dma_count;
612 sun_fdops.get_dma_residue = sun_get_dma_residue;
613
614 sun_fdops.fd_request_irq = sun_fd_request_irq;
615 sun_fdops.fd_free_irq = sun_fd_free_irq;
616
617 /* Floppy eject is manual. Actually, could determine this
618 * via presence of 'manual' property in OBP node.
619 */
620 sun_fdops.fd_eject = sun_pci_fd_eject;
621
622 fdc_status = (unsigned long) &sun_fdc->status_82077;
623
624 allowed_drive_mask = 0;
625 sun_floppy_types[0] = 0;
626 sun_floppy_types[1] = 4;
627
628 sun_pci_broken_drive = 1;
629 sun_fdops.fd_outb = sun_pci_fd_broken_outb;
630
631 return sun_floppy_types[0];
632}
633#endif /* ISA_FLOPPY_WORKS */
634
635#endif
636
637static unsigned long __init sun_floppy_init(void) 560static unsigned long __init sun_floppy_init(void)
638{ 561{
639 char state[128]; 562 char state[128];
@@ -667,13 +590,8 @@ static unsigned long __init sun_floppy_init(void)
667 } 590 }
668 } 591 }
669 ebus_done: 592 ebus_done:
670 if (!edev) { 593 if (!edev)
671#ifdef ISA_FLOPPY_WORKS
672 return isa_floppy_init();
673#else
674 return 0; 594 return 0;
675#endif
676 }
677 595
678 state_prop = of_get_property(edev->prom_node, "status", NULL); 596 state_prop = of_get_property(edev->prom_node, "status", NULL);
679 if (state_prop && !strncmp(state_prop, "disabled", 8)) 597 if (state_prop && !strncmp(state_prop, "disabled", 8))
diff --git a/include/asm-sparc64/isa.h b/include/asm-sparc64/isa.h
deleted file mode 100644
index ecd9290f78d4..000000000000
--- a/include/asm-sparc64/isa.h
+++ /dev/null
@@ -1,47 +0,0 @@
1/* $Id: isa.h,v 1.1 2001/05/11 04:31:55 davem Exp $
2 * isa.h: Sparc64 layer for PCI to ISA bridge devices.
3 *
4 * Copyright (C) 2001 David S. Miller (davem@redhat.com)
5 */
6
7#ifndef __SPARC64_ISA_H
8#define __SPARC64_ISA_H
9
10#include <asm/oplib.h>
11#include <asm/prom.h>
12#include <asm/of_device.h>
13
14struct sparc_isa_bridge;
15
16struct sparc_isa_device {
17 struct of_device ofdev;
18 struct sparc_isa_device *next;
19 struct sparc_isa_device *child;
20 struct sparc_isa_bridge *bus;
21 struct device_node *prom_node;
22 struct resource resource;
23 unsigned int irq;
24};
25#define to_isa_device(d) container_of(d, struct sparc_isa_device, ofdev.dev)
26
27struct sparc_isa_bridge {
28 struct of_device ofdev;
29 struct sparc_isa_bridge *next;
30 struct sparc_isa_device *devices;
31 struct pci_dev *self;
32 int index;
33 struct device_node *prom_node;
34};
35#define to_isa_bridge(d) container_of(d, struct sparc_isa_bridge, ofdev.dev)
36
37extern struct sparc_isa_bridge *isa_chain;
38
39extern void isa_init(void);
40
41#define for_each_isa(bus) \
42 for((bus) = isa_chain; (bus); (bus) = (bus)->next)
43
44#define for_each_isadev(dev, bus) \
45 for((dev) = (bus)->devices; (dev); (dev) = (dev)->next)
46
47#endif /* !(__SPARC64_ISA_H) */
diff --git a/include/asm-sparc64/ptrace.h b/include/asm-sparc64/ptrace.h
index b4b951d570bb..714b81956f32 100644
--- a/include/asm-sparc64/ptrace.h
+++ b/include/asm-sparc64/ptrace.h
@@ -1,4 +1,3 @@
1/* $Id: ptrace.h,v 1.14 2002/02/09 19:49:32 davem Exp $ */
2#ifndef _SPARC64_PTRACE_H 1#ifndef _SPARC64_PTRACE_H
3#define _SPARC64_PTRACE_H 2#define _SPARC64_PTRACE_H
4 3
@@ -8,10 +7,15 @@
8 * stack during a system call and basically all traps. 7 * stack during a system call and basically all traps.
9 */ 8 */
10 9
10/* This magic value must have the low 9 bits clear,
11 * as that is where we encode the %tt value, see below.
12 */
11#define PT_REGS_MAGIC 0x57ac6c00 13#define PT_REGS_MAGIC 0x57ac6c00
12 14
13#ifndef __ASSEMBLY__ 15#ifndef __ASSEMBLY__
14 16
17#include <linux/types.h>
18
15struct pt_regs { 19struct pt_regs {
16 unsigned long u_regs[16]; /* globals and ins */ 20 unsigned long u_regs[16]; /* globals and ins */
17 unsigned long tstate; 21 unsigned long tstate;
@@ -33,6 +37,23 @@ struct pt_regs {
33 unsigned int magic; 37 unsigned int magic;
34}; 38};
35 39
40static inline int pt_regs_trap_type(struct pt_regs *regs)
41{
42 return regs->magic & 0x1ff;
43}
44
45static inline int pt_regs_clear_trap_type(struct pt_regs *regs)
46{
47 return regs->magic &= ~0x1ff;
48}
49
50static inline bool pt_regs_is_syscall(struct pt_regs *regs)
51{
52 int tt = pt_regs_trap_type(regs);
53
54 return (tt == 0x110 || tt == 0x111 || tt == 0x16d);
55}
56
36struct pt_regs32 { 57struct pt_regs32 {
37 unsigned int psr; 58 unsigned int psr;
38 unsigned int pc; 59 unsigned int pc;
diff --git a/include/asm-sparc64/thread_info.h b/include/asm-sparc64/thread_info.h
index 98252cd44dd6..71e42d1a80d9 100644
--- a/include/asm-sparc64/thread_info.h
+++ b/include/asm-sparc64/thread_info.h
@@ -1,5 +1,4 @@
1/* $Id: thread_info.h,v 1.1 2002/02/10 00:00:58 davem Exp $ 1/* thread_info.h: sparc64 low-level thread information
2 * thread_info.h: sparc64 low-level thread information
3 * 2 *
4 * Copyright (C) 2002 David S. Miller (davem@redhat.com) 3 * Copyright (C) 2002 David S. Miller (davem@redhat.com)
5 */ 4 */
@@ -223,7 +222,7 @@ register struct thread_info *current_thread_info_reg asm("g6");
223#define TIF_NEED_RESCHED 3 /* rescheduling necessary */ 222#define TIF_NEED_RESCHED 3 /* rescheduling necessary */
224#define TIF_PERFCTR 4 /* performance counters active */ 223#define TIF_PERFCTR 4 /* performance counters active */
225#define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */ 224#define TIF_UNALIGNED 5 /* allowed to do unaligned accesses */
226#define TIF_NEWSIGNALS 6 /* wants new-style signals */ 225/* flag bit 6 is available */
227#define TIF_32BIT 7 /* 32-bit binary */ 226#define TIF_32BIT 7 /* 32-bit binary */
228/* flag bit 8 is available */ 227/* flag bit 8 is available */
229#define TIF_SECCOMP 9 /* secure computing */ 228#define TIF_SECCOMP 9 /* secure computing */
@@ -242,7 +241,6 @@ register struct thread_info *current_thread_info_reg asm("g6");
242#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) 241#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
243#define _TIF_PERFCTR (1<<TIF_PERFCTR) 242#define _TIF_PERFCTR (1<<TIF_PERFCTR)
244#define _TIF_UNALIGNED (1<<TIF_UNALIGNED) 243#define _TIF_UNALIGNED (1<<TIF_UNALIGNED)
245#define _TIF_NEWSIGNALS (1<<TIF_NEWSIGNALS)
246#define _TIF_32BIT (1<<TIF_32BIT) 244#define _TIF_32BIT (1<<TIF_32BIT)
247#define _TIF_SECCOMP (1<<TIF_SECCOMP) 245#define _TIF_SECCOMP (1<<TIF_SECCOMP)
248#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) 246#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)