Commit aec937b1 authored by Michael Neuling's avatar Michael Neuling Committed by Benjamin Herrenschmidt
Browse files

powerpc: Add POWER8 setup code 



Just a copy of POWER7 for now.  Will update with new code later.

Signed-off-by: default avatarMichael Neuling <mikey@neuling.org>
Signed-off-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
parent cd5daaf7

arch/powerpc/kernel/cpu_setup_power.S

+24 −0
Original line number Diff line number Diff line
@@ -44,6 +44,30 @@ _GLOBAL(__restore_cpu_power7) 
	mtlr	r11

	blr



_GLOBAL(__setup_cpu_power8)

	mflr	r11

	bl	__init_hvmode_206

	mtlr	r11

	beqlr

	li	r0,0

	mtspr	SPRN_LPID,r0

	bl	__init_LPCR

	bl	__init_TLB

	mtlr	r11

	blr



_GLOBAL(__restore_cpu_power8)

	mflr	r11

	mfmsr	r3

	rldicl.	r0,r3,4,63

	beqlr

	li	r0,0

	mtspr	SPRN_LPID,r0

	bl	__init_LPCR

	bl	__init_TLB

	mtlr	r11

	blr



__init_hvmode_206:

	/* Disable CPU_FTR_HVMODE and exit if MSR:HV is not set */

	mfmsr	r3

arch/powerpc/kernel/cputable.c

+2 −0
Original line number Diff line number Diff line
@@ -68,6 +68,8 @@ extern void __restore_cpu_pa6t(void); 
extern void __restore_cpu_ppc970(void);

extern void __setup_cpu_power7(unsigned long offset, struct cpu_spec* spec);

extern void __restore_cpu_power7(void);

extern void __setup_cpu_power8(unsigned long offset, struct cpu_spec* spec);

extern void __restore_cpu_power8(void);

extern void __restore_cpu_a2(void);

#endif /* CONFIG_PPC64 */

#if defined(CONFIG_E500)

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