diff options
author | David S. Miller <davem@davemloft.net> | 2008-02-13 19:56:49 -0500 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-02-13 19:56:49 -0500 |
commit | d9b2b2a277219d4812311d995054ce4f95067725 (patch) | |
tree | 63af21df6686dd2e867015fdf9f0cb798d3ca348 /arch/powerpc | |
parent | e760e716d47b48caf98da348368fd41b4a9b9e7e (diff) |
[LIB]: Make PowerPC LMB code generic so sparc64 can use it too.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/powerpc')
26 files changed, 37 insertions, 381 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 485513c9f1af..bd645f0d1e43 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig | |||
@@ -90,6 +90,7 @@ config PPC | |||
90 | select HAVE_IDE | 90 | select HAVE_IDE |
91 | select HAVE_OPROFILE | 91 | select HAVE_OPROFILE |
92 | select HAVE_KPROBES | 92 | select HAVE_KPROBES |
93 | select HAVE_LMB | ||
93 | 94 | ||
94 | config EARLY_PRINTK | 95 | config EARLY_PRINTK |
95 | bool | 96 | bool |
diff --git a/arch/powerpc/kernel/btext.c b/arch/powerpc/kernel/btext.c index 80e2eef05b2e..9f9377745490 100644 --- a/arch/powerpc/kernel/btext.c +++ b/arch/powerpc/kernel/btext.c | |||
@@ -7,6 +7,7 @@ | |||
7 | #include <linux/string.h> | 7 | #include <linux/string.h> |
8 | #include <linux/init.h> | 8 | #include <linux/init.h> |
9 | #include <linux/module.h> | 9 | #include <linux/module.h> |
10 | #include <linux/lmb.h> | ||
10 | 11 | ||
11 | #include <asm/sections.h> | 12 | #include <asm/sections.h> |
12 | #include <asm/prom.h> | 13 | #include <asm/prom.h> |
@@ -15,7 +16,7 @@ | |||
15 | #include <asm/mmu.h> | 16 | #include <asm/mmu.h> |
16 | #include <asm/pgtable.h> | 17 | #include <asm/pgtable.h> |
17 | #include <asm/io.h> | 18 | #include <asm/io.h> |
18 | #include <asm/lmb.h> | 19 | #include <asm/prom.h> |
19 | #include <asm/processor.h> | 20 | #include <asm/processor.h> |
20 | #include <asm/udbg.h> | 21 | #include <asm/udbg.h> |
21 | 22 | ||
diff --git a/arch/powerpc/kernel/crash.c b/arch/powerpc/kernel/crash.c index 571132ed12c1..eae401de3f76 100644 --- a/arch/powerpc/kernel/crash.c +++ b/arch/powerpc/kernel/crash.c | |||
@@ -24,12 +24,13 @@ | |||
24 | #include <linux/init.h> | 24 | #include <linux/init.h> |
25 | #include <linux/irq.h> | 25 | #include <linux/irq.h> |
26 | #include <linux/types.h> | 26 | #include <linux/types.h> |
27 | #include <linux/lmb.h> | ||
27 | 28 | ||
28 | #include <asm/processor.h> | 29 | #include <asm/processor.h> |
29 | #include <asm/machdep.h> | 30 | #include <asm/machdep.h> |
30 | #include <asm/kexec.h> | 31 | #include <asm/kexec.h> |
31 | #include <asm/kdump.h> | 32 | #include <asm/kdump.h> |
32 | #include <asm/lmb.h> | 33 | #include <asm/prom.h> |
33 | #include <asm/firmware.h> | 34 | #include <asm/firmware.h> |
34 | #include <asm/smp.h> | 35 | #include <asm/smp.h> |
35 | #include <asm/system.h> | 36 | #include <asm/system.h> |
diff --git a/arch/powerpc/kernel/crash_dump.c b/arch/powerpc/kernel/crash_dump.c index 29ff77c468ac..9ee3c5278db0 100644 --- a/arch/powerpc/kernel/crash_dump.c +++ b/arch/powerpc/kernel/crash_dump.c | |||
@@ -13,8 +13,9 @@ | |||
13 | 13 | ||
14 | #include <linux/crash_dump.h> | 14 | #include <linux/crash_dump.h> |
15 | #include <linux/bootmem.h> | 15 | #include <linux/bootmem.h> |
16 | #include <linux/lmb.h> | ||
16 | #include <asm/kdump.h> | 17 | #include <asm/kdump.h> |
17 | #include <asm/lmb.h> | 18 | #include <asm/prom.h> |
18 | #include <asm/firmware.h> | 19 | #include <asm/firmware.h> |
19 | #include <asm/uaccess.h> | 20 | #include <asm/uaccess.h> |
20 | 21 | ||
diff --git a/arch/powerpc/kernel/machine_kexec.c b/arch/powerpc/kernel/machine_kexec.c index c0c8e8c3ced9..2d202f274e73 100644 --- a/arch/powerpc/kernel/machine_kexec.c +++ b/arch/powerpc/kernel/machine_kexec.c | |||
@@ -12,8 +12,9 @@ | |||
12 | #include <linux/kexec.h> | 12 | #include <linux/kexec.h> |
13 | #include <linux/reboot.h> | 13 | #include <linux/reboot.h> |
14 | #include <linux/threads.h> | 14 | #include <linux/threads.h> |
15 | #include <linux/lmb.h> | ||
15 | #include <asm/machdep.h> | 16 | #include <asm/machdep.h> |
16 | #include <asm/lmb.h> | 17 | #include <asm/prom.h> |
17 | 18 | ||
18 | void machine_crash_shutdown(struct pt_regs *regs) | 19 | void machine_crash_shutdown(struct pt_regs *regs) |
19 | { | 20 | { |
diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 8b5efbce8d90..c17a5851bdb7 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c | |||
@@ -31,10 +31,10 @@ | |||
31 | #include <linux/kexec.h> | 31 | #include <linux/kexec.h> |
32 | #include <linux/debugfs.h> | 32 | #include <linux/debugfs.h> |
33 | #include <linux/irq.h> | 33 | #include <linux/irq.h> |
34 | #include <linux/lmb.h> | ||
34 | 35 | ||
35 | #include <asm/prom.h> | 36 | #include <asm/prom.h> |
36 | #include <asm/rtas.h> | 37 | #include <asm/rtas.h> |
37 | #include <asm/lmb.h> | ||
38 | #include <asm/page.h> | 38 | #include <asm/page.h> |
39 | #include <asm/processor.h> | 39 | #include <asm/processor.h> |
40 | #include <asm/irq.h> | 40 | #include <asm/irq.h> |
diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index 52e95c2158c0..e2e78d967f31 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c | |||
@@ -22,6 +22,7 @@ | |||
22 | #include <linux/smp.h> | 22 | #include <linux/smp.h> |
23 | #include <linux/completion.h> | 23 | #include <linux/completion.h> |
24 | #include <linux/cpumask.h> | 24 | #include <linux/cpumask.h> |
25 | #include <linux/lmb.h> | ||
25 | 26 | ||
26 | #include <asm/prom.h> | 27 | #include <asm/prom.h> |
27 | #include <asm/rtas.h> | 28 | #include <asm/rtas.h> |
@@ -34,7 +35,6 @@ | |||
34 | #include <asm/system.h> | 35 | #include <asm/system.h> |
35 | #include <asm/delay.h> | 36 | #include <asm/delay.h> |
36 | #include <asm/uaccess.h> | 37 | #include <asm/uaccess.h> |
37 | #include <asm/lmb.h> | ||
38 | #include <asm/udbg.h> | 38 | #include <asm/udbg.h> |
39 | #include <asm/syscalls.h> | 39 | #include <asm/syscalls.h> |
40 | #include <asm/smp.h> | 40 | #include <asm/smp.h> |
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 6adb5a1e98bb..12cc41c16b0d 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c | |||
@@ -34,6 +34,7 @@ | |||
34 | #include <linux/serial_8250.h> | 34 | #include <linux/serial_8250.h> |
35 | #include <linux/debugfs.h> | 35 | #include <linux/debugfs.h> |
36 | #include <linux/percpu.h> | 36 | #include <linux/percpu.h> |
37 | #include <linux/lmb.h> | ||
37 | #include <asm/io.h> | 38 | #include <asm/io.h> |
38 | #include <asm/prom.h> | 39 | #include <asm/prom.h> |
39 | #include <asm/processor.h> | 40 | #include <asm/processor.h> |
@@ -56,7 +57,6 @@ | |||
56 | #include <asm/cache.h> | 57 | #include <asm/cache.h> |
57 | #include <asm/page.h> | 58 | #include <asm/page.h> |
58 | #include <asm/mmu.h> | 59 | #include <asm/mmu.h> |
59 | #include <asm/lmb.h> | ||
60 | #include <asm/xmon.h> | 60 | #include <asm/xmon.h> |
61 | #include <asm/cputhreads.h> | 61 | #include <asm/cputhreads.h> |
62 | 62 | ||
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 3b1529c103ef..2c2d8315193c 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c | |||
@@ -33,6 +33,7 @@ | |||
33 | #include <linux/serial_8250.h> | 33 | #include <linux/serial_8250.h> |
34 | #include <linux/bootmem.h> | 34 | #include <linux/bootmem.h> |
35 | #include <linux/pci.h> | 35 | #include <linux/pci.h> |
36 | #include <linux/lmb.h> | ||
36 | #include <asm/io.h> | 37 | #include <asm/io.h> |
37 | #include <asm/kdump.h> | 38 | #include <asm/kdump.h> |
38 | #include <asm/prom.h> | 39 | #include <asm/prom.h> |
@@ -55,7 +56,6 @@ | |||
55 | #include <asm/cache.h> | 56 | #include <asm/cache.h> |
56 | #include <asm/page.h> | 57 | #include <asm/page.h> |
57 | #include <asm/mmu.h> | 58 | #include <asm/mmu.h> |
58 | #include <asm/lmb.h> | ||
59 | #include <asm/firmware.h> | 59 | #include <asm/firmware.h> |
60 | #include <asm/xmon.h> | 60 | #include <asm/xmon.h> |
61 | #include <asm/udbg.h> | 61 | #include <asm/udbg.h> |
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index 3702df7dc567..d715048370df 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c | |||
@@ -21,13 +21,14 @@ | |||
21 | #include <linux/elf.h> | 21 | #include <linux/elf.h> |
22 | #include <linux/security.h> | 22 | #include <linux/security.h> |
23 | #include <linux/bootmem.h> | 23 | #include <linux/bootmem.h> |
24 | #include <linux/lmb.h> | ||
24 | 25 | ||
25 | #include <asm/pgtable.h> | 26 | #include <asm/pgtable.h> |
26 | #include <asm/system.h> | 27 | #include <asm/system.h> |
27 | #include <asm/processor.h> | 28 | #include <asm/processor.h> |
28 | #include <asm/mmu.h> | 29 | #include <asm/mmu.h> |
29 | #include <asm/mmu_context.h> | 30 | #include <asm/mmu_context.h> |
30 | #include <asm/lmb.h> | 31 | #include <asm/prom.h> |
31 | #include <asm/machdep.h> | 32 | #include <asm/machdep.h> |
32 | #include <asm/cputable.h> | 33 | #include <asm/cputable.h> |
33 | #include <asm/sections.h> | 34 | #include <asm/sections.h> |
diff --git a/arch/powerpc/mm/Makefile b/arch/powerpc/mm/Makefile index 41649a5d3602..1c00e0196f6c 100644 --- a/arch/powerpc/mm/Makefile +++ b/arch/powerpc/mm/Makefile | |||
@@ -6,7 +6,7 @@ ifeq ($(CONFIG_PPC64),y) | |||
6 | EXTRA_CFLAGS += -mno-minimal-toc | 6 | EXTRA_CFLAGS += -mno-minimal-toc |
7 | endif | 7 | endif |
8 | 8 | ||
9 | obj-y := fault.o mem.o lmb.o \ | 9 | obj-y := fault.o mem.o \ |
10 | init_$(CONFIG_WORD_SIZE).o \ | 10 | init_$(CONFIG_WORD_SIZE).o \ |
11 | pgtable_$(CONFIG_WORD_SIZE).o \ | 11 | pgtable_$(CONFIG_WORD_SIZE).o \ |
12 | mmu_context_$(CONFIG_WORD_SIZE).o | 12 | mmu_context_$(CONFIG_WORD_SIZE).o |
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 32f416175db1..73b78486abfc 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c | |||
@@ -31,6 +31,7 @@ | |||
31 | #include <linux/cache.h> | 31 | #include <linux/cache.h> |
32 | #include <linux/init.h> | 32 | #include <linux/init.h> |
33 | #include <linux/signal.h> | 33 | #include <linux/signal.h> |
34 | #include <linux/lmb.h> | ||
34 | 35 | ||
35 | #include <asm/processor.h> | 36 | #include <asm/processor.h> |
36 | #include <asm/pgtable.h> | 37 | #include <asm/pgtable.h> |
@@ -41,7 +42,7 @@ | |||
41 | #include <asm/system.h> | 42 | #include <asm/system.h> |
42 | #include <asm/uaccess.h> | 43 | #include <asm/uaccess.h> |
43 | #include <asm/machdep.h> | 44 | #include <asm/machdep.h> |
44 | #include <asm/lmb.h> | 45 | #include <asm/prom.h> |
45 | #include <asm/abs_addr.h> | 46 | #include <asm/abs_addr.h> |
46 | #include <asm/tlbflush.h> | 47 | #include <asm/tlbflush.h> |
47 | #include <asm/io.h> | 48 | #include <asm/io.h> |
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c index 977cb1ee5e72..59a725b8ece9 100644 --- a/arch/powerpc/mm/init_32.c +++ b/arch/powerpc/mm/init_32.c | |||
@@ -30,6 +30,7 @@ | |||
30 | #include <linux/highmem.h> | 30 | #include <linux/highmem.h> |
31 | #include <linux/initrd.h> | 31 | #include <linux/initrd.h> |
32 | #include <linux/pagemap.h> | 32 | #include <linux/pagemap.h> |
33 | #include <linux/lmb.h> | ||
33 | 34 | ||
34 | #include <asm/pgalloc.h> | 35 | #include <asm/pgalloc.h> |
35 | #include <asm/prom.h> | 36 | #include <asm/prom.h> |
@@ -41,7 +42,6 @@ | |||
41 | #include <asm/machdep.h> | 42 | #include <asm/machdep.h> |
42 | #include <asm/btext.h> | 43 | #include <asm/btext.h> |
43 | #include <asm/tlb.h> | 44 | #include <asm/tlb.h> |
44 | #include <asm/lmb.h> | ||
45 | #include <asm/sections.h> | 45 | #include <asm/sections.h> |
46 | 46 | ||
47 | #include "mmu_decl.h" | 47 | #include "mmu_decl.h" |
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index c0f5cff77035..abeb0eb79313 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c | |||
@@ -38,11 +38,11 @@ | |||
38 | #include <linux/nodemask.h> | 38 | #include <linux/nodemask.h> |
39 | #include <linux/module.h> | 39 | #include <linux/module.h> |
40 | #include <linux/poison.h> | 40 | #include <linux/poison.h> |
41 | #include <linux/lmb.h> | ||
41 | 42 | ||
42 | #include <asm/pgalloc.h> | 43 | #include <asm/pgalloc.h> |
43 | #include <asm/page.h> | 44 | #include <asm/page.h> |
44 | #include <asm/prom.h> | 45 | #include <asm/prom.h> |
45 | #include <asm/lmb.h> | ||
46 | #include <asm/rtas.h> | 46 | #include <asm/rtas.h> |
47 | #include <asm/io.h> | 47 | #include <asm/io.h> |
48 | #include <asm/mmu_context.h> | 48 | #include <asm/mmu_context.h> |
diff --git a/arch/powerpc/mm/lmb.c b/arch/powerpc/mm/lmb.c deleted file mode 100644 index 4ce23bcf8a57..000000000000 --- a/arch/powerpc/mm/lmb.c +++ /dev/null | |||
@@ -1,357 +0,0 @@ | |||
1 | /* | ||
2 | * Procedures for maintaining information about logical memory blocks. | ||
3 | * | ||
4 | * Peter Bergner, IBM Corp. June 2001. | ||
5 | * Copyright (C) 2001 Peter Bergner. | ||
6 | * | ||
7 | * This program is free software; you can redistribute it and/or | ||
8 | * modify it under the terms of the GNU General Public License | ||
9 | * as published by the Free Software Foundation; either version | ||
10 | * 2 of the License, or (at your option) any later version. | ||
11 | */ | ||
12 | |||
13 | #include <linux/kernel.h> | ||
14 | #include <linux/init.h> | ||
15 | #include <linux/bitops.h> | ||
16 | #include <asm/types.h> | ||
17 | #include <asm/page.h> | ||
18 | #include <asm/prom.h> | ||
19 | #include <asm/lmb.h> | ||
20 | #ifdef CONFIG_PPC32 | ||
21 | #include "mmu_decl.h" /* for __max_low_memory */ | ||
22 | #endif | ||
23 | |||
24 | #undef DEBUG | ||
25 | |||
26 | #ifdef DEBUG | ||
27 | #include <asm/udbg.h> | ||
28 | #define DBG(fmt...) udbg_printf(fmt) | ||
29 | #else | ||
30 | #define DBG(fmt...) | ||
31 | #endif | ||
32 | |||
33 | #define LMB_ALLOC_ANYWHERE 0 | ||
34 | |||
35 | struct lmb lmb; | ||
36 | |||
37 | void lmb_dump_all(void) | ||
38 | { | ||
39 | #ifdef DEBUG | ||
40 | unsigned long i; | ||
41 | |||
42 | DBG("lmb_dump_all:\n"); | ||
43 | DBG(" memory.cnt = 0x%lx\n", lmb.memory.cnt); | ||
44 | DBG(" memory.size = 0x%lx\n", lmb.memory.size); | ||
45 | for (i=0; i < lmb.memory.cnt ;i++) { | ||
46 | DBG(" memory.region[0x%x].base = 0x%lx\n", | ||
47 | i, lmb.memory.region[i].base); | ||
48 | DBG(" .size = 0x%lx\n", | ||
49 | lmb.memory.region[i].size); | ||
50 | } | ||
51 | |||
52 | DBG("\n reserved.cnt = 0x%lx\n", lmb.reserved.cnt); | ||
53 | DBG(" reserved.size = 0x%lx\n", lmb.reserved.size); | ||
54 | for (i=0; i < lmb.reserved.cnt ;i++) { | ||
55 | DBG(" reserved.region[0x%x].base = 0x%lx\n", | ||
56 | i, lmb.reserved.region[i].base); | ||
57 | DBG(" .size = 0x%lx\n", | ||
58 | lmb.reserved.region[i].size); | ||
59 | } | ||
60 | #endif /* DEBUG */ | ||
61 | } | ||
62 | |||
63 | static unsigned long __init lmb_addrs_overlap(unsigned long base1, | ||
64 | unsigned long size1, unsigned long base2, unsigned long size2) | ||
65 | { | ||
66 | return ((base1 < (base2+size2)) && (base2 < (base1+size1))); | ||
67 | } | ||
68 | |||
69 | static long __init lmb_addrs_adjacent(unsigned long base1, unsigned long size1, | ||
70 | unsigned long base2, unsigned long size2) | ||
71 | { | ||
72 | if (base2 == base1 + size1) | ||
73 | return 1; | ||
74 | else if (base1 == base2 + size2) | ||
75 | return -1; | ||
76 | |||
77 | return 0; | ||
78 | } | ||
79 | |||
80 | static long __init lmb_regions_adjacent(struct lmb_region *rgn, | ||
81 | unsigned long r1, unsigned long r2) | ||
82 | { | ||
83 | unsigned long base1 = rgn->region[r1].base; | ||
84 | unsigned long size1 = rgn->region[r1].size; | ||
85 | unsigned long base2 = rgn->region[r2].base; | ||
86 | unsigned long size2 = rgn->region[r2].size; | ||
87 | |||
88 | return lmb_addrs_adjacent(base1, size1, base2, size2); | ||
89 | } | ||
90 | |||
91 | static void __init lmb_remove_region(struct lmb_region *rgn, unsigned long r) | ||
92 | { | ||
93 | unsigned long i; | ||
94 | |||
95 | for (i = r; i < rgn->cnt - 1; i++) { | ||
96 | rgn->region[i].base = rgn->region[i + 1].base; | ||
97 | rgn->region[i].size = rgn->region[i + 1].size; | ||
98 | } | ||
99 | rgn->cnt--; | ||
100 | } | ||
101 | |||
102 | /* Assumption: base addr of region 1 < base addr of region 2 */ | ||
103 | static void __init lmb_coalesce_regions(struct lmb_region *rgn, | ||
104 | unsigned long r1, unsigned long r2) | ||
105 | { | ||
106 | rgn->region[r1].size += rgn->region[r2].size; | ||
107 | lmb_remove_region(rgn, r2); | ||
108 | } | ||
109 | |||
110 | /* This routine called with relocation disabled. */ | ||
111 | void __init lmb_init(void) | ||
112 | { | ||
113 | /* Create a dummy zero size LMB which will get coalesced away later. | ||
114 | * This simplifies the lmb_add() code below... | ||
115 | */ | ||
116 | lmb.memory.region[0].base = 0; | ||
117 | lmb.memory.region[0].size = 0; | ||
118 | lmb.memory.cnt = 1; | ||
119 | |||
120 | /* Ditto. */ | ||
121 | lmb.reserved.region[0].base = 0; | ||
122 | lmb.reserved.region[0].size = 0; | ||
123 | lmb.reserved.cnt = 1; | ||
124 | } | ||
125 | |||
126 | /* This routine may be called with relocation disabled. */ | ||
127 | void __init lmb_analyze(void) | ||
128 | { | ||
129 | int i; | ||
130 | |||
131 | lmb.memory.size = 0; | ||
132 | |||
133 | for (i = 0; i < lmb.memory.cnt; i++) | ||
134 | lmb.memory.size += lmb.memory.region[i].size; | ||
135 | } | ||
136 | |||
137 | /* This routine called with relocation disabled. */ | ||
138 | static long __init lmb_add_region(struct lmb_region *rgn, unsigned long base, | ||
139 | unsigned long size) | ||
140 | { | ||
141 | unsigned long coalesced = 0; | ||
142 | long adjacent, i; | ||
143 | |||
144 | /* First try and coalesce this LMB with another. */ | ||
145 | for (i=0; i < rgn->cnt; i++) { | ||
146 | unsigned long rgnbase = rgn->region[i].base; | ||
147 | unsigned long rgnsize = rgn->region[i].size; | ||
148 | |||
149 | if ((rgnbase == base) && (rgnsize == size)) | ||
150 | /* Already have this region, so we're done */ | ||
151 | return 0; | ||
152 | |||
153 | adjacent = lmb_addrs_adjacent(base,size,rgnbase,rgnsize); | ||
154 | if ( adjacent > 0 ) { | ||
155 | rgn->region[i].base -= size; | ||
156 | rgn->region[i].size += size; | ||
157 | coalesced++; | ||
158 | break; | ||
159 | } | ||
160 | else if ( adjacent < 0 ) { | ||
161 | rgn->region[i].size += size; | ||
162 | coalesced++; | ||
163 | break; | ||
164 | } | ||
165 | } | ||
166 | |||
167 | if ((i < rgn->cnt-1) && lmb_regions_adjacent(rgn, i, i+1) ) { | ||
168 | lmb_coalesce_regions(rgn, i, i+1); | ||
169 | coalesced++; | ||
170 | } | ||
171 | |||
172 | if (coalesced) | ||
173 | return coalesced; | ||
174 | if (rgn->cnt >= MAX_LMB_REGIONS) | ||
175 | return -1; | ||
176 | |||
177 | /* Couldn't coalesce the LMB, so add it to the sorted table. */ | ||
178 | for (i = rgn->cnt-1; i >= 0; i--) { | ||
179 | if (base < rgn->region[i].base) { | ||
180 | rgn->region[i+1].base = rgn->region[i].base; | ||
181 | rgn->region[i+1].size = rgn->region[i].size; | ||
182 | } else { | ||
183 | rgn->region[i+1].base = base; | ||
184 | rgn->region[i+1].size = size; | ||
185 | break; | ||
186 | } | ||
187 | } | ||
188 | rgn->cnt++; | ||
189 | |||
190 | return 0; | ||
191 | } | ||
192 | |||
193 | /* This routine may be called with relocation disabled. */ | ||
194 | long __init lmb_add(unsigned long base, unsigned long size) | ||
195 | { | ||
196 | struct lmb_region *_rgn = &(lmb.memory); | ||
197 | |||
198 | /* On pSeries LPAR systems, the first LMB is our RMO region. */ | ||
199 | if (base == 0) | ||
200 | lmb.rmo_size = size; | ||
201 | |||
202 | return lmb_add_region(_rgn, base, size); | ||
203 | |||
204 | } | ||
205 | |||
206 | long __init lmb_reserve(unsigned long base, unsigned long size) | ||
207 | { | ||
208 | struct lmb_region *_rgn = &(lmb.reserved); | ||
209 | |||
210 | BUG_ON(0 == size); | ||
211 | |||
212 | return lmb_add_region(_rgn, base, size); | ||
213 | } | ||
214 | |||
215 | long __init lmb_overlaps_region(struct lmb_region *rgn, unsigned long base, | ||
216 | unsigned long size) | ||
217 | { | ||
218 | unsigned long i; | ||
219 | |||
220 | for (i=0; i < rgn->cnt; i++) { | ||
221 | unsigned long rgnbase = rgn->region[i].base; | ||
222 | unsigned long rgnsize = rgn->region[i].size; | ||
223 | if ( lmb_addrs_overlap(base,size,rgnbase,rgnsize) ) { | ||
224 | break; | ||
225 | } | ||
226 | } | ||
227 | |||
228 | return (i < rgn->cnt) ? i : -1; | ||
229 | } | ||
230 | |||
231 | unsigned long __init lmb_alloc(unsigned long size, unsigned long align) | ||
232 | { | ||
233 | return lmb_alloc_base(size, align, LMB_ALLOC_ANYWHERE); | ||
234 | } | ||
235 | |||
236 | unsigned long __init lmb_alloc_base(unsigned long size, unsigned long align, | ||
237 | unsigned long max_addr) | ||
238 | { | ||
239 | unsigned long alloc; | ||
240 | |||
241 | alloc = __lmb_alloc_base(size, align, max_addr); | ||
242 | |||
243 | if (alloc == 0) | ||
244 | panic("ERROR: Failed to allocate 0x%lx bytes below 0x%lx.\n", | ||
245 | size, max_addr); | ||
246 | |||
247 | return alloc; | ||
248 | } | ||
249 | |||
250 | unsigned long __init __lmb_alloc_base(unsigned long size, unsigned long align, | ||
251 | unsigned long max_addr) | ||
252 | { | ||
253 | long i, j; | ||
254 | unsigned long base = 0; | ||
255 | |||
256 | BUG_ON(0 == size); | ||
257 | |||
258 | #ifdef CONFIG_PPC32 | ||
259 | /* On 32-bit, make sure we allocate lowmem */ | ||
260 | if (max_addr == LMB_ALLOC_ANYWHERE) | ||
261 | max_addr = __max_low_memory; | ||
262 | #endif | ||
263 | for (i = lmb.memory.cnt-1; i >= 0; i--) { | ||
264 | unsigned long lmbbase = lmb.memory.region[i].base; | ||
265 | unsigned long lmbsize = lmb.memory.region[i].size; | ||
266 | |||
267 | if (max_addr == LMB_ALLOC_ANYWHERE) | ||
268 | base = _ALIGN_DOWN(lmbbase + lmbsize - size, align); | ||
269 | else if (lmbbase < max_addr) { | ||
270 | base = min(lmbbase + lmbsize, max_addr); | ||
271 | base = _ALIGN_DOWN(base - size, align); | ||
272 | } else | ||
273 | continue; | ||
274 | |||
275 | while ((lmbbase <= base) && | ||
276 | ((j = lmb_overlaps_region(&lmb.reserved, base, size)) >= 0) ) | ||
277 | base = _ALIGN_DOWN(lmb.reserved.region[j].base - size, | ||
278 | align); | ||
279 | |||
280 | if ((base != 0) && (lmbbase <= base)) | ||
281 | break; | ||
282 | } | ||
283 | |||
284 | if (i < 0) | ||
285 | return 0; | ||
286 | |||
287 | lmb_add_region(&lmb.reserved, base, size); | ||
288 | |||
289 | return base; | ||
290 | } | ||
291 | |||
292 | /* You must call lmb_analyze() before this. */ | ||
293 | unsigned long __init lmb_phys_mem_size(void) | ||
294 | { | ||
295 | return lmb.memory.size; | ||
296 | } | ||
297 | |||
298 | unsigned long __init lmb_end_of_DRAM(void) | ||
299 | { | ||
300 | int idx = lmb.memory.cnt - 1; | ||
301 | |||
302 | return (lmb.memory.region[idx].base + lmb.memory.region[idx].size); | ||
303 | } | ||
304 | |||
305 | /* You must call lmb_analyze() after this. */ | ||
306 | void __init lmb_enforce_memory_limit(unsigned long memory_limit) | ||
307 | { | ||
308 | unsigned long i, limit; | ||
309 | struct lmb_property *p; | ||
310 | |||
311 | if (! memory_limit) | ||
312 | return; | ||
313 | |||
314 | /* Truncate the lmb regions to satisfy the memory limit. */ | ||
315 | limit = memory_limit; | ||
316 | for (i = 0; i < lmb.memory.cnt; i++) { | ||
317 | if (limit > lmb.memory.region[i].size) { | ||
318 | limit -= lmb.memory.region[i].size; | ||
319 | continue; | ||
320 | } | ||
321 | |||
322 | lmb.memory.region[i].size = limit; | ||
323 | lmb.memory.cnt = i + 1; | ||
324 | break; | ||
325 | } | ||
326 | |||
327 | if (lmb.memory.region[0].size < lmb.rmo_size) | ||
328 | lmb.rmo_size = lmb.memory.region[0].size; | ||
329 | |||
330 | /* And truncate any reserves above the limit also. */ | ||
331 | for (i = 0; i < lmb.reserved.cnt; i++) { | ||
332 | p = &lmb.reserved.region[i]; | ||
333 | |||
334 | if (p->base > memory_limit) | ||
335 | p->size = 0; | ||
336 | else if ((p->base + p->size) > memory_limit) | ||
337 | p->size = memory_limit - p->base; | ||
338 | |||
339 | if (p->size == 0) { | ||
340 | lmb_remove_region(&lmb.reserved, i); | ||
341 | i--; | ||
342 | } | ||
343 | } | ||
344 | } | ||
345 | |||
346 | int __init lmb_is_reserved(unsigned long addr) | ||
347 | { | ||
348 | int i; | ||
349 | |||
350 | for (i = 0; i < lmb.reserved.cnt; i++) { | ||
351 | unsigned long upper = lmb.reserved.region[i].base + | ||
352 | lmb.reserved.region[i].size - 1; | ||
353 | if ((addr >= lmb.reserved.region[i].base) && (addr <= upper)) | ||
354 | return 1; | ||
355 | } | ||
356 | return 0; | ||
357 | } | ||
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index be5c506779a7..60c019cdc69f 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c | |||
@@ -31,6 +31,7 @@ | |||
31 | #include <linux/initrd.h> | 31 | #include <linux/initrd.h> |
32 | #include <linux/pagemap.h> | 32 | #include <linux/pagemap.h> |
33 | #include <linux/suspend.h> | 33 | #include <linux/suspend.h> |
34 | #include <linux/lmb.h> | ||
34 | 35 | ||
35 | #include <asm/pgalloc.h> | 36 | #include <asm/pgalloc.h> |
36 | #include <asm/prom.h> | 37 | #include <asm/prom.h> |
@@ -42,7 +43,6 @@ | |||
42 | #include <asm/machdep.h> | 43 | #include <asm/machdep.h> |
43 | #include <asm/btext.h> | 44 | #include <asm/btext.h> |
44 | #include <asm/tlb.h> | 45 | #include <asm/tlb.h> |
45 | #include <asm/lmb.h> | ||
46 | #include <asm/sections.h> | 46 | #include <asm/sections.h> |
47 | #include <asm/vdso.h> | 47 | #include <asm/vdso.h> |
48 | 48 | ||
diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index a300d254aac6..1efd631211ef 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c | |||
@@ -17,8 +17,9 @@ | |||
17 | #include <linux/nodemask.h> | 17 | #include <linux/nodemask.h> |
18 | #include <linux/cpu.h> | 18 | #include <linux/cpu.h> |
19 | #include <linux/notifier.h> | 19 | #include <linux/notifier.h> |
20 | #include <linux/lmb.h> | ||
20 | #include <asm/sparsemem.h> | 21 | #include <asm/sparsemem.h> |
21 | #include <asm/lmb.h> | 22 | #include <asm/prom.h> |
22 | #include <asm/system.h> | 23 | #include <asm/system.h> |
23 | #include <asm/smp.h> | 24 | #include <asm/smp.h> |
24 | 25 | ||
diff --git a/arch/powerpc/mm/ppc_mmu_32.c b/arch/powerpc/mm/ppc_mmu_32.c index 5c45d474cfcc..72de3c79210a 100644 --- a/arch/powerpc/mm/ppc_mmu_32.c +++ b/arch/powerpc/mm/ppc_mmu_32.c | |||
@@ -26,11 +26,11 @@ | |||
26 | #include <linux/mm.h> | 26 | #include <linux/mm.h> |
27 | #include <linux/init.h> | 27 | #include <linux/init.h> |
28 | #include <linux/highmem.h> | 28 | #include <linux/highmem.h> |
29 | #include <linux/lmb.h> | ||
29 | 30 | ||
30 | #include <asm/prom.h> | 31 | #include <asm/prom.h> |
31 | #include <asm/mmu.h> | 32 | #include <asm/mmu.h> |
32 | #include <asm/machdep.h> | 33 | #include <asm/machdep.h> |
33 | #include <asm/lmb.h> | ||
34 | 34 | ||
35 | #include "mmu_decl.h" | 35 | #include "mmu_decl.h" |
36 | 36 | ||
diff --git a/arch/powerpc/mm/stab.c b/arch/powerpc/mm/stab.c index 50448d5de9d2..efbbd13d93e5 100644 --- a/arch/powerpc/mm/stab.c +++ b/arch/powerpc/mm/stab.c | |||
@@ -12,12 +12,14 @@ | |||
12 | * 2 of the License, or (at your option) any later version. | 12 | * 2 of the License, or (at your option) any later version. |
13 | */ | 13 | */ |
14 | 14 | ||
15 | #include <linux/lmb.h> | ||
16 | |||
15 | #include <asm/pgtable.h> | 17 | #include <asm/pgtable.h> |
16 | #include <asm/mmu.h> | 18 | #include <asm/mmu.h> |
17 | #include <asm/mmu_context.h> | 19 | #include <asm/mmu_context.h> |
18 | #include <asm/paca.h> | 20 | #include <asm/paca.h> |
19 | #include <asm/cputable.h> | 21 | #include <asm/cputable.h> |
20 | #include <asm/lmb.h> | 22 | #include <asm/prom.h> |
21 | #include <asm/abs_addr.h> | 23 | #include <asm/abs_addr.h> |
22 | #include <asm/firmware.h> | 24 | #include <asm/firmware.h> |
23 | #include <asm/iseries/hv_call.h> | 25 | #include <asm/iseries/hv_call.h> |
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c index edab631a8dcb..61381586895f 100644 --- a/arch/powerpc/platforms/cell/iommu.c +++ b/arch/powerpc/platforms/cell/iommu.c | |||
@@ -28,13 +28,13 @@ | |||
28 | #include <linux/notifier.h> | 28 | #include <linux/notifier.h> |
29 | #include <linux/of.h> | 29 | #include <linux/of.h> |
30 | #include <linux/of_platform.h> | 30 | #include <linux/of_platform.h> |
31 | #include <linux/lmb.h> | ||
31 | 32 | ||
32 | #include <asm/prom.h> | 33 | #include <asm/prom.h> |
33 | #include <asm/iommu.h> | 34 | #include <asm/iommu.h> |
34 | #include <asm/machdep.h> | 35 | #include <asm/machdep.h> |
35 | #include <asm/pci-bridge.h> | 36 | #include <asm/pci-bridge.h> |
36 | #include <asm/udbg.h> | 37 | #include <asm/udbg.h> |
37 | #include <asm/lmb.h> | ||
38 | #include <asm/firmware.h> | 38 | #include <asm/firmware.h> |
39 | #include <asm/cell-regs.h> | 39 | #include <asm/cell-regs.h> |
40 | 40 | ||
diff --git a/arch/powerpc/platforms/maple/setup.c b/arch/powerpc/platforms/maple/setup.c index 3ce2d73b4177..dadf33b5c09c 100644 --- a/arch/powerpc/platforms/maple/setup.c +++ b/arch/powerpc/platforms/maple/setup.c | |||
@@ -43,6 +43,7 @@ | |||
43 | #include <linux/smp.h> | 43 | #include <linux/smp.h> |
44 | #include <linux/bitops.h> | 44 | #include <linux/bitops.h> |
45 | #include <linux/of_device.h> | 45 | #include <linux/of_device.h> |
46 | #include <linux/lmb.h> | ||
46 | 47 | ||
47 | #include <asm/processor.h> | 48 | #include <asm/processor.h> |
48 | #include <asm/sections.h> | 49 | #include <asm/sections.h> |
@@ -57,7 +58,6 @@ | |||
57 | #include <asm/dma.h> | 58 | #include <asm/dma.h> |
58 | #include <asm/cputable.h> | 59 | #include <asm/cputable.h> |
59 | #include <asm/time.h> | 60 | #include <asm/time.h> |
60 | #include <asm/lmb.h> | ||
61 | #include <asm/mpic.h> | 61 | #include <asm/mpic.h> |
62 | #include <asm/rtas.h> | 62 | #include <asm/rtas.h> |
63 | #include <asm/udbg.h> | 63 | #include <asm/udbg.h> |
diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index 36ff1b6b7fac..59404baf911f 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c | |||
@@ -53,6 +53,7 @@ | |||
53 | #include <linux/suspend.h> | 53 | #include <linux/suspend.h> |
54 | #include <linux/of_device.h> | 54 | #include <linux/of_device.h> |
55 | #include <linux/of_platform.h> | 55 | #include <linux/of_platform.h> |
56 | #include <linux/lmb.h> | ||
56 | 57 | ||
57 | #include <asm/reg.h> | 58 | #include <asm/reg.h> |
58 | #include <asm/sections.h> | 59 | #include <asm/sections.h> |
@@ -74,7 +75,6 @@ | |||
74 | #include <asm/iommu.h> | 75 | #include <asm/iommu.h> |
75 | #include <asm/smu.h> | 76 | #include <asm/smu.h> |
76 | #include <asm/pmc.h> | 77 | #include <asm/pmc.h> |
77 | #include <asm/lmb.h> | ||
78 | #include <asm/udbg.h> | 78 | #include <asm/udbg.h> |
79 | 79 | ||
80 | #include "pmac.h" | 80 | #include "pmac.h" |
diff --git a/arch/powerpc/platforms/ps3/htab.c b/arch/powerpc/platforms/ps3/htab.c index 7382f195c4f8..1cf901fa9031 100644 --- a/arch/powerpc/platforms/ps3/htab.c +++ b/arch/powerpc/platforms/ps3/htab.c | |||
@@ -19,9 +19,10 @@ | |||
19 | */ | 19 | */ |
20 | 20 | ||
21 | #include <linux/kernel.h> | 21 | #include <linux/kernel.h> |
22 | #include <linux/lmb.h> | ||
22 | 23 | ||
23 | #include <asm/machdep.h> | 24 | #include <asm/machdep.h> |
24 | #include <asm/lmb.h> | 25 | #include <asm/prom.h> |
25 | #include <asm/udbg.h> | 26 | #include <asm/udbg.h> |
26 | #include <asm/lv1call.h> | 27 | #include <asm/lv1call.h> |
27 | #include <asm/ps3fb.h> | 28 | #include <asm/ps3fb.h> |
diff --git a/arch/powerpc/platforms/ps3/mm.c b/arch/powerpc/platforms/ps3/mm.c index 68900476c842..5b3fb2b321ab 100644 --- a/arch/powerpc/platforms/ps3/mm.c +++ b/arch/powerpc/platforms/ps3/mm.c | |||
@@ -21,9 +21,10 @@ | |||
21 | #include <linux/kernel.h> | 21 | #include <linux/kernel.h> |
22 | #include <linux/module.h> | 22 | #include <linux/module.h> |
23 | #include <linux/memory_hotplug.h> | 23 | #include <linux/memory_hotplug.h> |
24 | #include <linux/lmb.h> | ||
24 | 25 | ||
25 | #include <asm/firmware.h> | 26 | #include <asm/firmware.h> |
26 | #include <asm/lmb.h> | 27 | #include <asm/prom.h> |
27 | #include <asm/udbg.h> | 28 | #include <asm/udbg.h> |
28 | #include <asm/lv1call.h> | 29 | #include <asm/lv1call.h> |
29 | 30 | ||
diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c index b9ea09d9d2fb..c73379ec9141 100644 --- a/arch/powerpc/platforms/ps3/os-area.c +++ b/arch/powerpc/platforms/ps3/os-area.c | |||
@@ -24,8 +24,9 @@ | |||
24 | #include <linux/fs.h> | 24 | #include <linux/fs.h> |
25 | #include <linux/syscalls.h> | 25 | #include <linux/syscalls.h> |
26 | #include <linux/ctype.h> | 26 | #include <linux/ctype.h> |
27 | #include <linux/lmb.h> | ||
27 | 28 | ||
28 | #include <asm/lmb.h> | 29 | #include <asm/prom.h> |
29 | 30 | ||
30 | #include "platform.h" | 31 | #include "platform.h" |
31 | 32 | ||
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c index e0e24b01e3a6..005c2ecf976f 100644 --- a/arch/powerpc/sysdev/dart_iommu.c +++ b/arch/powerpc/sysdev/dart_iommu.c | |||
@@ -37,6 +37,7 @@ | |||
37 | #include <linux/dma-mapping.h> | 37 | #include <linux/dma-mapping.h> |
38 | #include <linux/vmalloc.h> | 38 | #include <linux/vmalloc.h> |
39 | #include <linux/suspend.h> | 39 | #include <linux/suspend.h> |
40 | #include <linux/lmb.h> | ||
40 | #include <asm/io.h> | 41 | #include <asm/io.h> |
41 | #include <asm/prom.h> | 42 | #include <asm/prom.h> |
42 | #include <asm/iommu.h> | 43 | #include <asm/iommu.h> |
@@ -44,7 +45,6 @@ | |||
44 | #include <asm/machdep.h> | 45 | #include <asm/machdep.h> |
45 | #include <asm/abs_addr.h> | 46 | #include <asm/abs_addr.h> |
46 | #include <asm/cacheflush.h> | 47 | #include <asm/cacheflush.h> |
47 | #include <asm/lmb.h> | ||
48 | #include <asm/ppc-pci.h> | 48 | #include <asm/ppc-pci.h> |
49 | 49 | ||
50 | #include "dart.h" | 50 | #include "dart.h" |