X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=Documentation%2Fparisc%2Fregisters;h=ad7edd91cf237e10d0163d89af1125c3d28ae060;hb=5d0dd51ddb446e7c058023420f5b7d4404501980;hp=08b9f558d4f8d399ee6f220212b9499a9bb1f938;hpb=a91482bdcc2e0f6035702e46f1b99043a0893346;p=linux-2.6.git

diff --git a/Documentation/parisc/registers b/Documentation/parisc/registers
index 08b9f558d..ad7edd91c 100644
--- a/Documentation/parisc/registers
+++ b/Documentation/parisc/registers
@@ -4,6 +4,8 @@ Register Usage for Linux/PA-RISC
 
 	General Registers as specified by ABI
 
+	FPU Registers must not be used in kernel mode
+
 	Control Registers
 
 CR 0 (Recovery Counter)		used for ptrace
@@ -11,15 +13,11 @@ CR 1-CR 7(undefined)		unused
 CR 8 (Protection ID)		per-process value*
 CR 9, 12, 13 (PIDS)		unused
 CR10 (CCR)			lazy FPU saving*
-CR11				as specified by ABI (SAR)
+CR11				as specified by ABI
 CR14 (interruption vector)	initialized to fault_vector
 CR15 (EIEM)			initialized to all ones*
 CR16 (Interval Timer)		read for cycle count/write starts Interval Tmr
 CR17-CR22			interruption parameters
-CR19				Interrupt Instruction Register
-CR20				Interrupt Space Register
-CR21				Interrupt Offset Register
-CR22				Interrupt PSW
 CR23 (EIRR)			read for pending interrupts/write clears bits
 CR24 (TR 0)			Kernel Space Page Directory Pointer
 CR25 (TR 1)			User   Space Page Directory Pointer