>From 026fac90a1eabb39797acb5727b68da78c076c2b Mon Sep 17 00:00:00 2001 From: Chen Liqin <liqin.chen@xxxxxxxxxxxxx> Date: Tue, 9 Jun 2009 13:43:05 +0800 Signed-off-by: Chen Liqin <liqin.chen@xxxxxxxxxxxxx> --- arch/score/include/asm/asmmacro.h | 161 +++++++++++++++++++++++++++++++++++++ arch/score/include/asm/atomic.h | 6 ++ arch/score/include/asm/auxvec.h | 4 + 3 files changed, 171 insertions(+), 0 deletions(-) create mode 100644 arch/score/include/asm/asmmacro.h create mode 100644 arch/score/include/asm/atomic.h create mode 100644 arch/score/include/asm/auxvec.h diff --git a/arch/score/include/asm/asmmacro.h b/arch/score/include/asm/asmmacro.h new file mode 100644 index 0000000..a04a54c --- /dev/null +++ b/arch/score/include/asm/asmmacro.h @@ -0,0 +1,161 @@ +#ifndef _ASM_SCORE_ASMMACRO_H +#define _ASM_SCORE_ASMMACRO_H + +#include <asm/asm-offsets.h> + +#ifdef __ASSEMBLY__ + +.macro SAVE_ALL + mfcr r30, cr0 + mv r31, r0 + nop + /* if UMs == 1, change stack. */ + slli.c r30, r30, 28 + bpl 1f + la r31, kernelsp + lw r31, [r31] +1: + mv r30, r0 + addri r0, r31, -PT_SIZE + + sw r30, [r0, PT_R0] + .set r1 + sw r1, [r0, PT_R1] + .set nor1 + sw r2, [r0, PT_R2] + sw r3, [r0, PT_R3] + sw r4, [r0, PT_R4] + sw r5, [r0, PT_R5] + sw r6, [r0, PT_R6] + sw r7, [r0, PT_R7] + + sw r8, [r0, PT_R8] + sw r9, [r0, PT_R9] + sw r10, [r0, PT_R10] + sw r11, [r0, PT_R11] + sw r12, [r0, PT_R12] + sw r13, [r0, PT_R13] + sw r14, [r0, PT_R14] + sw r15, [r0, PT_R15] + + sw r16, [r0, PT_R16] + sw r17, [r0, PT_R17] + sw r18, [r0, PT_R18] + sw r19, [r0, PT_R19] + sw r20, [r0, PT_R20] + sw r21, [r0, PT_R21] + sw r22, [r0, PT_R22] + sw r23, [r0, PT_R23] + + sw r24, [r0, PT_R24] + sw r25, [r0, PT_R25] + sw r25, [r0, PT_R25] + sw r26, [r0, PT_R26] + sw r27, [r0, PT_R27] + + sw r28, [r0, PT_R28] + sw r29, [r0, PT_R29] + orri r28, r0, 0x1fff + li r31, 0x00001fff + xor r28, r28, r31 + + mfcehl r30, r31 + sw r30, [r0, PT_CEH] + sw r31, [r0, PT_CEL] + + mfcr r31, cr0 + sw r31, [r0, PT_PSR] + + mfcr r31, cr1 + sw r31, [r0, PT_CONDITION] + + mfcr r31, cr2 + sw r31, [r0, PT_ECR] + + mfcr r31, cr5 + srli r31, r31, 1 + slli r31, r31, 1 + sw r31, [r0, PT_EPC] +.endm + +.macro RESTORE_ALL_AND_RET + mfcr r30, cr0 + srli r30, r30, 1 + slli r30, r30, 1 + mtcr r30, cr0 + nop + nop + nop + nop + nop + + .set r1 + ldis r1, 0x00ff + and r30, r30, r1 + not r1, r1 + lw r31, [r0, PT_PSR] + and r31, r31, r1 + .set nor1 + or r31, r31, r30 + mtcr r31, cr0 + nop + nop + nop + nop + nop + + lw r30, [r0, PT_CONDITION] + mtcr r30, cr1 + nop + nop + nop + nop + nop + + lw r30, [r0, PT_CEH] + lw r31, [r0, PT_CEL] + mtcehl r30, r31 + + .set r1 + lw r1, [r0, PT_R1] + .set nor1 + lw r2, [r0, PT_R2] + lw r3, [r0, PT_R3] + lw r4, [r0, PT_R4] + lw r5, [r0, PT_R5] + lw r6, [r0, PT_R6] + lw r7, [r0, PT_R7] + + lw r8, [r0, PT_R8] + lw r9, [r0, PT_R9] + lw r10, [r0, PT_R10] + lw r11, [r0, PT_R11] + lw r12, [r0, PT_R12] + lw r13, [r0, PT_R13] + lw r14, [r0, PT_R14] + lw r15, [r0, PT_R15] + + lw r16, [r0, PT_R16] + lw r17, [r0, PT_R17] + lw r18, [r0, PT_R18] + lw r19, [r0, PT_R19] + lw r20, [r0, PT_R20] + lw r21, [r0, PT_R21] + lw r22, [r0, PT_R22] + lw r23, [r0, PT_R23] + + lw r24, [r0, PT_R24] + lw r25, [r0, PT_R25] + lw r26, [r0, PT_R26] + lw r27, [r0, PT_R27] + lw r28, [r0, PT_R28] + lw r29, [r0, PT_R29] + + lw r30, [r0, PT_EPC] + lw r0, [r0, PT_R0] + mtcr r30, cr5 + rte +.endm + +#endif /* __ASSEMBLY__ */ +#endif /* _ASM_SCORE_ASMMACRO_H */ diff --git a/arch/score/include/asm/atomic.h b/arch/score/include/asm/atomic.h new file mode 100644 index 0000000..84eb8dd --- /dev/null +++ b/arch/score/include/asm/atomic.h @@ -0,0 +1,6 @@ +#ifndef _ASM_SCORE_ATOMIC_H +#define _ASM_SCORE_ATOMIC_H + +#include <asm-generic/atomic.h> + +#endif /* _ASM_SCORE_ATOMIC_H */ diff --git a/arch/score/include/asm/auxvec.h b/arch/score/include/asm/auxvec.h new file mode 100644 index 0000000..f691515 --- /dev/null +++ b/arch/score/include/asm/auxvec.h @@ -0,0 +1,4 @@ +#ifndef _ASM_SCORE_AUXVEC_H +#define _ASM_SCORE_AUXVEC_H + +#endif /* _ASM_SCORE_AUXVEC_H */ -- 1.6.2 -- To unsubscribe from this list: send the line "unsubscribe linux-arch" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
