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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-22 14:22:59 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-22 14:22:59 -0400
commit7578634990fb47cc30083fbd812689aa6deacfc0 (patch)
treef493860658579d9572a19b3a41fcea2de035e49f /arch/arm/vfp/vfphw.S
parentd7f5e3df3574c6e38b99f5fe22f15540b2b9811d (diff)
parent5957a4eb284dd6f522b248b674792416466555b2 (diff)
Merge branch 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'devel' of master.kernel.org:/home/rmk/linux-2.6-arm: (60 commits) [ARM] 4524/1: S3C: Move register out of include/asm-arm/arch-s3c2410 [ARM] 4523/1: S3C: Remove FIFO_MAX from uncompression headers [ARM] 4522/1: S3C: split include/asm-arm/arch/memory.h [ARM] 4521/2: S3C: Reorganise VA mapping headers [ARM] 4520/1: S3C: Remove old VA values from static map [ARM] 4519/1: S3C: split S3C2400 values out of S3C24XX map.h [ARM] 4518/1: S3C: Rename watchdog configuration options [ARM] 4517/1: S3C: Fix debug macros for ARM926 output [ARM] 4516/1: S3C: Fix uncompressor serial output for ARM926 [ARM] 4515/1: S3C: Move uncompress code to plat-s3c [ARM] 4514/1: S3C: Rename DEBUG_S3C2410_PORT and DEBUG_S3C_UART [ARM] 4513/1: S3C: Rename CONFIG_S3C2410_LOWLEVEL_UART_PORT [ARM] 4512/1: S3C: rename the debug macros for per-cpu updates [ARM] 4511/1: S3C: updated LLSERIAL Kconfig defines for CPU support [ARM] 4510/1: S3C: split debug-macro support into plat-s3c [ARM] 4509/1: S3C: Create initial arch/arm/plat-s3c [ARM] 4508/1: S3C: Move items to include/asm-arm/plat-s3c [ARM] 4461/1: MXC platform and i.MX31ADS core support [ARM] 4507/1: pxa2xx clock_event_device [ARM] 4497/1: Only allow safe cache configurations on ARMv6 and later ...
Diffstat (limited to 'arch/arm/vfp/vfphw.S')
-rw-r--r--arch/arm/vfp/vfphw.S12
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/arm/vfp/vfphw.S b/arch/arm/vfp/vfphw.S
index d4b7b229631d..0ac022f800a1 100644
--- a/arch/arm/vfp/vfphw.S
+++ b/arch/arm/vfp/vfphw.S
@@ -74,14 +74,14 @@ vfp_support_entry:
74 74
75 VFPFMRX r1, FPEXC @ Is the VFP enabled? 75 VFPFMRX r1, FPEXC @ Is the VFP enabled?
76 DBGSTR1 "fpexc %08x", r1 76 DBGSTR1 "fpexc %08x", r1
77 tst r1, #FPEXC_ENABLE 77 tst r1, #FPEXC_EN
78 bne look_for_VFP_exceptions @ VFP is already enabled 78 bne look_for_VFP_exceptions @ VFP is already enabled
79 79
80 DBGSTR1 "enable %x", r10 80 DBGSTR1 "enable %x", r10
81 ldr r3, last_VFP_context_address 81 ldr r3, last_VFP_context_address
82 orr r1, r1, #FPEXC_ENABLE @ user FPEXC has the enable bit set 82 orr r1, r1, #FPEXC_EN @ user FPEXC has the enable bit set
83 ldr r4, [r3, r11, lsl #2] @ last_VFP_context pointer 83 ldr r4, [r3, r11, lsl #2] @ last_VFP_context pointer
84 bic r5, r1, #FPEXC_EXCEPTION @ make sure exceptions are disabled 84 bic r5, r1, #FPEXC_EX @ make sure exceptions are disabled
85 cmp r4, r10 85 cmp r4, r10
86 beq check_for_exception @ we are returning to the same 86 beq check_for_exception @ we are returning to the same
87 @ process, so the registers are 87 @ process, so the registers are
@@ -124,7 +124,7 @@ no_old_VFP_process:
124 VFPFMXR FPSCR, r5 @ restore status 124 VFPFMXR FPSCR, r5 @ restore status
125 125
126check_for_exception: 126check_for_exception:
127 tst r1, #FPEXC_EXCEPTION 127 tst r1, #FPEXC_EX
128 bne process_exception @ might as well handle the pending 128 bne process_exception @ might as well handle the pending
129 @ exception before retrying branch 129 @ exception before retrying branch
130 @ out before setting an FPEXC that 130 @ out before setting an FPEXC that
@@ -136,10 +136,10 @@ check_for_exception:
136 136
137 137
138look_for_VFP_exceptions: 138look_for_VFP_exceptions:
139 tst r1, #FPEXC_EXCEPTION 139 tst r1, #FPEXC_EX
140 bne process_exception 140 bne process_exception
141 VFPFMRX r5, FPSCR 141 VFPFMRX r5, FPSCR
142 tst r5, #FPSCR_IXE @ IXE doesn't set FPEXC_EXCEPTION ! 142 tst r5, #FPSCR_IXE @ IXE doesn't set FPEXC_EX !
143 bne process_exception 143 bne process_exception
144 144
145 @ Fall into hand on to next handler - appropriate coproc instr 145 @ Fall into hand on to next handler - appropriate coproc instr