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authorJeff Garzik <jgarzik@pobox.com>2005-09-08 05:43:49 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-09-08 05:43:49 -0400
commit1d6ae775d7a948c9575658eb41184fd2e506c0df (patch)
tree8128a28e89d82f13bb8e3a2160382240c66e2816 /arch/sparc
parent739cdbf1d8f0739b80035b80d69d871e33749b86 (diff)
parentcaf39e87cc1182f7dae84eefc43ca14d54c78ef9 (diff)
Merge /spare/repo/linux-2.6/
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/Kconfig4
-rw-r--r--arch/sparc/kernel/pcic.c5
-rw-r--r--arch/sparc/kernel/sparc_ksyms.c1
-rw-r--r--arch/sparc/kernel/time.c7
-rw-r--r--arch/sparc/mm/generic.c57
5 files changed, 7 insertions, 67 deletions
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index aca028aa29bf..aba05394d30a 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -211,6 +211,10 @@ config GENERIC_CALIBRATE_DELAY
211 bool 211 bool
212 default y 212 default y
213 213
214config ARCH_MAY_HAVE_PC_FDC
215 bool
216 default y
217
214config SUN_PM 218config SUN_PM
215 bool 219 bool
216 default y 220 default y
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index 597d3ff6ad68..36a40697b8d6 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -840,10 +840,7 @@ static int pci_do_settimeofday(struct timespec *tv)
840 840
841 xtime.tv_sec = tv->tv_sec; 841 xtime.tv_sec = tv->tv_sec;
842 xtime.tv_nsec = tv->tv_nsec; 842 xtime.tv_nsec = tv->tv_nsec;
843 time_adjust = 0; /* stop active adjtime() */ 843 ntp_clear();
844 time_status |= STA_UNSYNC;
845 time_maxerror = NTP_PHASE_LIMIT;
846 time_esterror = NTP_PHASE_LIMIT;
847 return 0; 844 return 0;
848} 845}
849 846
diff --git a/arch/sparc/kernel/sparc_ksyms.c b/arch/sparc/kernel/sparc_ksyms.c
index 8faa8dc4de43..5d974a2b735a 100644
--- a/arch/sparc/kernel/sparc_ksyms.c
+++ b/arch/sparc/kernel/sparc_ksyms.c
@@ -175,7 +175,6 @@ EXPORT_SYMBOL(set_auxio);
175EXPORT_SYMBOL(get_auxio); 175EXPORT_SYMBOL(get_auxio);
176#endif 176#endif
177EXPORT_SYMBOL(request_fast_irq); 177EXPORT_SYMBOL(request_fast_irq);
178EXPORT_SYMBOL(io_remap_page_range);
179EXPORT_SYMBOL(io_remap_pfn_range); 178EXPORT_SYMBOL(io_remap_pfn_range);
180 /* P3: iounit_xxx may be needed, sun4d users */ 179 /* P3: iounit_xxx may be needed, sun4d users */
181/* EXPORT_SYMBOL(iounit_map_dma_init); */ 180/* EXPORT_SYMBOL(iounit_map_dma_init); */
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index 3b759aefc170..bc015e980341 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -139,7 +139,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id, struct pt_regs * regs)
139 139
140 140
141 /* Determine when to update the Mostek clock. */ 141 /* Determine when to update the Mostek clock. */
142 if ((time_status & STA_UNSYNC) == 0 && 142 if (ntp_synced() &&
143 xtime.tv_sec > last_rtc_update + 660 && 143 xtime.tv_sec > last_rtc_update + 660 &&
144 (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 && 144 (xtime.tv_nsec / 1000) >= 500000 - ((unsigned) TICK_SIZE) / 2 &&
145 (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) { 145 (xtime.tv_nsec / 1000) <= 500000 + ((unsigned) TICK_SIZE) / 2) {
@@ -554,10 +554,7 @@ static int sbus_do_settimeofday(struct timespec *tv)
554 set_normalized_timespec(&xtime, sec, nsec); 554 set_normalized_timespec(&xtime, sec, nsec);
555 set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec); 555 set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
556 556
557 time_adjust = 0; /* stop active adjtime() */ 557 ntp_clear();
558 time_status |= STA_UNSYNC;
559 time_maxerror = NTP_PHASE_LIMIT;
560 time_esterror = NTP_PHASE_LIMIT;
561 return 0; 558 return 0;
562} 559}
563 560
diff --git a/arch/sparc/mm/generic.c b/arch/sparc/mm/generic.c
index db27eee3bda1..20ccb957fb77 100644
--- a/arch/sparc/mm/generic.c
+++ b/arch/sparc/mm/generic.c
@@ -16,31 +16,6 @@
16#include <asm/cacheflush.h> 16#include <asm/cacheflush.h>
17#include <asm/tlbflush.h> 17#include <asm/tlbflush.h>
18 18
19static inline void forget_pte(pte_t page)
20{
21#if 0 /* old 2.4 code */
22 if (pte_none(page))
23 return;
24 if (pte_present(page)) {
25 unsigned long pfn = pte_pfn(page);
26 struct page *ptpage;
27 if (!pfn_valid(pfn))
28 return;
29 ptpage = pfn_to_page(pfn);
30 if (PageReserved(ptpage))
31 return;
32 page_cache_release(ptpage);
33 return;
34 }
35 swap_free(pte_to_swp_entry(page));
36#else
37 if (!pte_none(page)) {
38 printk("forget_pte: old mapping existed!\n");
39 BUG();
40 }
41#endif
42}
43
44/* Remap IO memory, the same way as remap_pfn_range(), but use 19/* Remap IO memory, the same way as remap_pfn_range(), but use
45 * the obio memory space. 20 * the obio memory space.
46 * 21 *
@@ -60,7 +35,6 @@ static inline void io_remap_pte_range(struct mm_struct *mm, pte_t * pte, unsigne
60 pte_t oldpage = *pte; 35 pte_t oldpage = *pte;
61 pte_clear(mm, address, pte); 36 pte_clear(mm, address, pte);
62 set_pte(pte, mk_pte_io(offset, prot, space)); 37 set_pte(pte, mk_pte_io(offset, prot, space));
63 forget_pte(oldpage);
64 address += PAGE_SIZE; 38 address += PAGE_SIZE;
65 offset += PAGE_SIZE; 39 offset += PAGE_SIZE;
66 pte++; 40 pte++;
@@ -88,37 +62,6 @@ static inline int io_remap_pmd_range(struct mm_struct *mm, pmd_t * pmd, unsigned
88 return 0; 62 return 0;
89} 63}
90 64
91int io_remap_page_range(struct vm_area_struct *vma, unsigned long from, unsigned long offset, unsigned long size, pgprot_t prot, int space)
92{
93 int error = 0;
94 pgd_t * dir;
95 unsigned long beg = from;
96 unsigned long end = from + size;
97 struct mm_struct *mm = vma->vm_mm;
98
99 prot = __pgprot(pg_iobits);
100 offset -= from;
101 dir = pgd_offset(mm, from);
102 flush_cache_range(vma, beg, end);
103
104 spin_lock(&mm->page_table_lock);
105 while (from < end) {
106 pmd_t *pmd = pmd_alloc(current->mm, dir, from);
107 error = -ENOMEM;
108 if (!pmd)
109 break;
110 error = io_remap_pmd_range(mm, pmd, from, end - from, offset + from, prot, space);
111 if (error)
112 break;
113 from = (from + PGDIR_SIZE) & PGDIR_MASK;
114 dir++;
115 }
116 spin_unlock(&mm->page_table_lock);
117
118 flush_tlb_range(vma, beg, end);
119 return error;
120}
121
122int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from, 65int io_remap_pfn_range(struct vm_area_struct *vma, unsigned long from,
123 unsigned long pfn, unsigned long size, pgprot_t prot) 66 unsigned long pfn, unsigned long size, pgprot_t prot)
124{ 67{