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Commit 4d5a3197 authored by Bjorn Helgaas's avatar Bjorn Helgaas Committed by Tony Luck
Browse files

[IA64] reformat pal.S to fit in 80 columns, fix typos 



Reformat to fit in 80 columns.  Fix a couple typos.  Remove
a couple unused labels.

Signed-off-by: default avatarBjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent c12fb188

arch/ia64/kernel/pal.S

+24 −23
Original line number Diff line number Diff line
@@ -21,11 +21,12 @@ pal_entry_point: 
	.text



/*

 * Set the PAL entry point address.  This could be written in C code, but we do it here

 * to keep it all in one module (besides, it's so trivial that it's

 * Set the PAL entry point address.  This could be written in C code, but we

 * do it here to keep it all in one module (besides, it's so trivial that it's

 * not a big deal).

 *

 * in0		Address of the PAL entry point (text address, NOT a function descriptor).

 * in0		Address of the PAL entry point (text address, NOT a function

 *		descriptor).

 */

GLOBAL_ENTRY(ia64_pal_handler_init)

	alloc r3=ar.pfs,1,0,0,0
@@ -36,9 +37,9 @@ GLOBAL_ENTRY(ia64_pal_handler_init) 
END(ia64_pal_handler_init)



/*

 * Default PAL call handler.  This needs to be coded in assembly because it uses

 * the static calling convention, i.e., the RSE may not be used and calls are

 * done via "br.cond" (not "br.call").

 * Default PAL call handler.  This needs to be coded in assembly because it

 * uses the static calling convention, i.e., the RSE may not be used and

 * calls are done via "br.cond" (not "br.call").

 */

GLOBAL_ENTRY(ia64_pal_default_handler)

	mov r8=-1
@@ -92,7 +93,7 @@ END(ia64_pal_call_static) 
 *

 * Inputs:

 *	in0         Index of PAL service

 * 	in2 - in3   Remaning PAL arguments

 *	in2 - in3   Remaining PAL arguments

 */

GLOBAL_ENTRY(ia64_pal_call_stacked)

	.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(4)
@@ -127,7 +128,7 @@ END(ia64_pal_call_stacked) 
 *

 * Inputs:

 *	in0         Index of PAL service

 * 	in2 - in3   Remaning PAL arguments

 *	in2 - in3   Remaining PAL arguments

 *

 * PSR_LP, PSR_TB, PSR_ID, PSR_DA are never set by the kernel.

 * So we don't need to clear them.
@@ -173,7 +174,7 @@ GLOBAL_ENTRY(ia64_pal_call_phys_static) 
	;;

	andcm r16=loc3,r16		// removes bits to clear from psr

	br.call.sptk.many rp=ia64_switch_mode_phys

.ret1:	mov rp = r8			// install return address (physical)

	mov rp = r8			// install return address (physical)

	mov loc5 = r19

	mov loc6 = r20

	br.cond.sptk.many b7
@@ -183,7 +184,6 @@ GLOBAL_ENTRY(ia64_pal_call_phys_static) 
	mov r19=loc5

	mov r20=loc6

	br.call.sptk.many rp=ia64_switch_mode_virt // return to virtual mode

.ret2:

	mov psr.l = loc3		// restore init PSR



	mov ar.pfs = loc1
@@ -199,7 +199,7 @@ END(ia64_pal_call_phys_static) 
 *

 * Inputs:

 *	in0         Index of PAL service

 * 	in2 - in3   Remaning PAL arguments

 *	in2 - in3   Remaining PAL arguments

 */

GLOBAL_ENTRY(ia64_pal_call_phys_stacked)

	.prologue ASM_UNW_PRLG_RP|ASM_UNW_PRLG_PFS, ASM_UNW_PRLG_GRSAVE(5)
@@ -252,10 +252,11 @@ GLOBAL_ENTRY(ia64_pal_call_phys_stacked) 
END(ia64_pal_call_phys_stacked)



/*

 * Save scratch fp scratch regs which aren't saved in pt_regs already (fp10-fp15).

 * Save scratch fp scratch regs which aren't saved in pt_regs already

 * (fp10-fp15).

 *

 * NOTE: We need to do this since firmware (SAL and PAL) may use any of the scratch

 * regs fp-low partition.

 * NOTE: We need to do this since firmware (SAL and PAL) may use any of the

 * scratch regs fp-low partition.

 *

 * Inputs:

 *      in0	Address of stack storage for fp regs