Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  *  linux/arch/arm/lib/io-readsl.S
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  *  Copyright (C) 1995-2000 Russell King
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #include <linux/linkage.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #include <asm/assembler.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) ENTRY(__raw_readsl)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 		teq	r2, #0		@ do we have to check for the zero len?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 		reteq	lr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 		ands	ip, r1, #3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 		bne	3f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) 		subs	r2, r2, #4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 		bmi	2f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 		stmfd	sp!, {r4, lr}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 1:		ldr	r3, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 		ldr	r4, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 		ldr	ip, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 		ldr	lr, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 		subs	r2, r2, #4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 		stmia	r1!, {r3, r4, ip, lr}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 		bpl	1b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 		ldmfd	sp!, {r4, lr}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 2:		movs	r2, r2, lsl #31
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 		ldrcs	r3, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 		ldrcs	ip, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 		stmiacs	r1!, {r3, ip}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 		ldrne	r3, [r0, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 		strne	r3, [r1, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 		ret	lr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 3:		ldr	r3, [r0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 		cmp	ip, #2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 		mov	ip, r3, get_byte_0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		strb	ip, [r1], #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 		bgt	6f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 		mov	ip, r3, get_byte_1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 		strb	ip, [r1], #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 		beq	5f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 		mov	ip, r3, get_byte_2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 		strb	ip, [r1], #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 4:		subs	r2, r2, #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 		mov	ip, r3, lspull #24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 		ldrne	r3, [r0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 		orrne	ip, ip, r3, lspush #8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 		strne	ip, [r1], #4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 		bne	4b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 		b	8f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 5:		subs	r2, r2, #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 		mov	ip, r3, lspull #16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 		ldrne	r3, [r0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 		orrne	ip, ip, r3, lspush #16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 		strne	ip, [r1], #4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 		bne	5b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 		b	7f
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 6:		subs	r2, r2, #1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 		mov	ip, r3, lspull #8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 		ldrne	r3, [r0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 		orrne	ip, ip, r3, lspush #24
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 		strne	ip, [r1], #4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 		bne	6b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 		mov	r3, ip, get_byte_2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 		strb	r3, [r1, #2]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 7:		mov	r3, ip, get_byte_1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 		strb	r3, [r1, #1]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) 8:		mov	r3, ip, get_byte_0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 		strb	r3, [r1, #0]
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) 		ret	lr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) ENDPROC(__raw_readsl)