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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-09-16 21:15:36 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-09-16 21:15:36 -0700
commit6553daeafb4fa15cd07088f543352fa3779e86e1 (patch)
tree1e1952e7ce3227160a9bec60b24dc816f495b6b8
parentedb1e9671a990e6eb9f593636deed7ac43ba9084 (diff)
parent8a177c4f17c691c2c9a08a54709d37c6db481a0b (diff)
downloadlinux-linaro-6553daeafb4fa15cd07088f543352fa3779e86e1.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6: [SPARC64]: Warn user if cpu is ignored. [SPARC64]: Fix lockdep, particularly on SMP. [SPARC64]: Update defconfig.
-rw-r--r--arch/sparc64/defconfig16
-rw-r--r--arch/sparc64/kernel/head.S35
-rw-r--r--arch/sparc64/kernel/mdesc.c6
-rw-r--r--arch/sparc64/kernel/prom.c6
-rw-r--r--arch/sparc64/kernel/trampoline.S33
-rw-r--r--arch/sparc64/prom/misc.c16
-rw-r--r--include/asm-sparc64/oplib.h4
7 files changed, 73 insertions, 43 deletions
diff --git a/arch/sparc64/defconfig b/arch/sparc64/defconfig
index 68338a601f7..7d07297db87 100644
--- a/arch/sparc64/defconfig
+++ b/arch/sparc64/defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.23-rc1
-# Sun Jul 22 19:24:37 2007
+# Linux kernel version: 2.6.23-rc6
+# Sun Sep 16 09:52:11 2007
#
CONFIG_SPARC=y
CONFIG_SPARC64=y
@@ -32,15 +32,11 @@ CONFIG_HZ=100
CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
#
-# Code maturity level options
+# General setup
#
CONFIG_EXPERIMENTAL=y
CONFIG_BROKEN_ON_SMP=y
CONFIG_INIT_ENV_ARG_LIMIT=32
-
-#
-# General setup
-#
CONFIG_LOCALVERSION=""
# CONFIG_LOCALVERSION_AUTO is not set
CONFIG_SWAP=y
@@ -555,6 +551,7 @@ CONFIG_E1000_NAPI=y
# CONFIG_SIS190 is not set
# CONFIG_SKGE is not set
# CONFIG_SKY2 is not set
+# CONFIG_SK98LIN is not set
# CONFIG_VIA_VELOCITY is not set
CONFIG_TIGON3=m
CONFIG_BNX2=m
@@ -809,6 +806,7 @@ CONFIG_HWMON=y
# CONFIG_SENSORS_SMSC47M1 is not set
# CONFIG_SENSORS_SMSC47M192 is not set
# CONFIG_SENSORS_SMSC47B397 is not set
+# CONFIG_SENSORS_THMC50 is not set
# CONFIG_SENSORS_VIA686A is not set
# CONFIG_SENSORS_VT1211 is not set
# CONFIG_SENSORS_VT8231 is not set
@@ -1162,10 +1160,6 @@ CONFIG_USB_STORAGE=m
# CONFIG_MMC is not set
# CONFIG_NEW_LEDS is not set
# CONFIG_INFINIBAND is not set
-
-#
-# Real Time Clock
-#
# CONFIG_RTC_CLASS is not set
#
diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S
index 63144ad476f..c4147ad8677 100644
--- a/arch/sparc64/kernel/head.S
+++ b/arch/sparc64/kernel/head.S
@@ -98,7 +98,7 @@ sparc64_boot:
.globl prom_boot_mapped_pc, prom_boot_mapping_mode
.globl prom_boot_mapping_phys_high, prom_boot_mapping_phys_low
.globl prom_compatible_name, prom_cpu_path, prom_cpu_compatible
- .globl is_sun4v, sun4v_chip_type
+ .globl is_sun4v, sun4v_chip_type, prom_set_trap_table_name
prom_peer_name:
.asciz "peer"
prom_compatible_name:
@@ -121,6 +121,8 @@ prom_map_name:
.asciz "map"
prom_unmap_name:
.asciz "unmap"
+prom_set_trap_table_name:
+ .asciz "SUNW,set-trap-table"
prom_sun4v_name:
.asciz "sun4v"
prom_niagara_prefix:
@@ -691,15 +693,38 @@ setup_trap_table:
sethi %hi(kern_base), %g3
ldx [%g3 + %lo(kern_base)], %g3
add %g2, %g3, %o1
+ sethi %hi(sparc64_ttable_tl0), %o0
- call prom_set_trap_table_sun4v
- sethi %hi(sparc64_ttable_tl0), %o0
+ set prom_set_trap_table_name, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x00]
+ mov 2, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x08]
+ mov 0, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x10]
+ stx %o0, [%sp + 2047 + 128 + 0x18]
+ stx %o1, [%sp + 2047 + 128 + 0x20]
+ sethi %hi(p1275buf), %g2
+ or %g2, %lo(p1275buf), %g2
+ ldx [%g2 + 0x08], %o1
+ call %o1
+ add %sp, (2047 + 128), %o0
ba,pt %xcc, 2f
nop
-1: call prom_set_trap_table
- sethi %hi(sparc64_ttable_tl0), %o0
+1: sethi %hi(sparc64_ttable_tl0), %o0
+ set prom_set_trap_table_name, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x00]
+ mov 1, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x08]
+ mov 0, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x10]
+ stx %o0, [%sp + 2047 + 128 + 0x18]
+ sethi %hi(p1275buf), %g2
+ or %g2, %lo(p1275buf), %g2
+ ldx [%g2 + 0x08], %o1
+ call %o1
+ add %sp, (2047 + 128), %o0
/* Start using proper page size encodings in ctx register. */
2: sethi %hi(sparc64_kern_pri_context), %g3
diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c
index 9f22e4ff601..856659bb131 100644
--- a/arch/sparc64/kernel/mdesc.c
+++ b/arch/sparc64/kernel/mdesc.c
@@ -777,8 +777,12 @@ void __devinit mdesc_fill_in_cpu_data(cpumask_t mask)
cpuid = *id;
#ifdef CONFIG_SMP
- if (cpuid >= NR_CPUS)
+ if (cpuid >= NR_CPUS) {
+ printk(KERN_WARNING "Ignoring CPU %d which is "
+ ">= NR_CPUS (%d)\n",
+ cpuid, NR_CPUS);
continue;
+ }
if (!cpu_isset(cpuid, mask))
continue;
#else
diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c
index d1a78c976ce..0614dff63d7 100644
--- a/arch/sparc64/kernel/prom.c
+++ b/arch/sparc64/kernel/prom.c
@@ -1583,8 +1583,12 @@ static void __init of_fill_in_cpu_data(void)
ncpus_probed++;
#ifdef CONFIG_SMP
- if (cpuid >= NR_CPUS)
+ if (cpuid >= NR_CPUS) {
+ printk(KERN_WARNING "Ignoring CPU %d which is "
+ ">= NR_CPUS (%d)\n",
+ cpuid, NR_CPUS);
continue;
+ }
#else
/* On uniprocessor we only want the values for the
* real physical cpu the kernel booted onto, however
diff --git a/arch/sparc64/kernel/trampoline.S b/arch/sparc64/kernel/trampoline.S
index 9533a25ce5d..04e81dda13d 100644
--- a/arch/sparc64/kernel/trampoline.S
+++ b/arch/sparc64/kernel/trampoline.S
@@ -345,7 +345,7 @@ after_lock_tlb:
sethi %hi(tramp_stack), %g1
or %g1, %lo(tramp_stack), %g1
add %g1, TRAMP_STACK_SIZE, %g1
- sub %g1, STACKFRAME_SZ + STACK_BIAS, %sp
+ sub %g1, STACKFRAME_SZ + STACK_BIAS + 256, %sp
mov 0, %fp
/* Put garbage in these registers to trap any access to them. */
@@ -411,15 +411,38 @@ after_lock_tlb:
sethi %hi(kern_base), %g3
ldx [%g3 + %lo(kern_base)], %g3
add %g2, %g3, %o1
+ sethi %hi(sparc64_ttable_tl0), %o0
- call prom_set_trap_table_sun4v
- sethi %hi(sparc64_ttable_tl0), %o0
+ set prom_set_trap_table_name, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x00]
+ mov 2, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x08]
+ mov 0, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x10]
+ stx %o0, [%sp + 2047 + 128 + 0x18]
+ stx %o1, [%sp + 2047 + 128 + 0x20]
+ sethi %hi(p1275buf), %g2
+ or %g2, %lo(p1275buf), %g2
+ ldx [%g2 + 0x08], %o1
+ call %o1
+ add %sp, (2047 + 128), %o0
ba,pt %xcc, 2f
nop
-1: call prom_set_trap_table
- sethi %hi(sparc64_ttable_tl0), %o0
+1: sethi %hi(sparc64_ttable_tl0), %o0
+ set prom_set_trap_table_name, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x00]
+ mov 1, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x08]
+ mov 0, %g2
+ stx %g2, [%sp + 2047 + 128 + 0x10]
+ stx %o0, [%sp + 2047 + 128 + 0x18]
+ sethi %hi(p1275buf), %g2
+ or %g2, %lo(p1275buf), %g2
+ ldx [%g2 + 0x08], %o1
+ call %o1
+ add %sp, (2047 + 128), %o0
2: ldx [%l0], %g6
ldx [%g6 + TI_TASK], %g4
diff --git a/arch/sparc64/prom/misc.c b/arch/sparc64/prom/misc.c
index 68c83ad04ad..bbec7522826 100644
--- a/arch/sparc64/prom/misc.c
+++ b/arch/sparc64/prom/misc.c
@@ -143,22 +143,6 @@ unsigned char prom_get_idprom(char *idbuf, int num_bytes)
return 0xff;
}
-/* Install Linux trap table so PROM uses that instead of its own. */
-void prom_set_trap_table(unsigned long tba)
-{
- p1275_cmd("SUNW,set-trap-table",
- (P1275_ARG(0, P1275_ARG_IN_64B) |
- P1275_INOUT(1, 0)), tba);
-}
-
-void prom_set_trap_table_sun4v(unsigned long tba, unsigned long mmfsa)
-{
- p1275_cmd("SUNW,set-trap-table",
- (P1275_ARG(0, P1275_ARG_IN_64B) |
- P1275_ARG(1, P1275_ARG_IN_64B) |
- P1275_INOUT(2, 0)), tba, mmfsa);
-}
-
int prom_get_mmu_ihandle(void)
{
int node, ret;
diff --git a/include/asm-sparc64/oplib.h b/include/asm-sparc64/oplib.h
index 86dc5c018a1..55c5bb27e4d 100644
--- a/include/asm-sparc64/oplib.h
+++ b/include/asm-sparc64/oplib.h
@@ -297,11 +297,7 @@ extern void prom_sun4v_guest_soft_state(void);
extern int prom_ihandle2path(int handle, char *buffer, int bufsize);
/* Client interface level routines. */
-extern void prom_set_trap_table(unsigned long tba);
-extern void prom_set_trap_table_sun4v(unsigned long tba, unsigned long mmfsa);
-
extern long p1275_cmd(const char *, long, ...);
-
#if 0
#define P1275_SIZE(x) ((((long)((x) / 32)) << 32) | (x))