
io_ports.elf:     file format elf32-littleriscv


Disassembly of section .text:

10000000 <_ftext>:
10000000:	0b00006f          	j	100000b0 <crt_init>
10000004:	00000013          	nop
10000008:	00000013          	nop
1000000c:	00000013          	nop
10000010:	00000013          	nop
10000014:	00000013          	nop
10000018:	00000013          	nop
1000001c:	00000013          	nop

10000020 <trap_entry>:
10000020:	fe112e23          	sw	ra,-4(sp)
10000024:	fe512c23          	sw	t0,-8(sp)
10000028:	fe612a23          	sw	t1,-12(sp)
1000002c:	fe712823          	sw	t2,-16(sp)
10000030:	fea12623          	sw	a0,-20(sp)
10000034:	feb12423          	sw	a1,-24(sp)
10000038:	fec12223          	sw	a2,-28(sp)
1000003c:	fed12023          	sw	a3,-32(sp)
10000040:	fce12e23          	sw	a4,-36(sp)
10000044:	fcf12c23          	sw	a5,-40(sp)
10000048:	fd012a23          	sw	a6,-44(sp)
1000004c:	fd112823          	sw	a7,-48(sp)
10000050:	fdc12623          	sw	t3,-52(sp)
10000054:	fdd12423          	sw	t4,-56(sp)
10000058:	fde12223          	sw	t5,-60(sp)
1000005c:	fdf12023          	sw	t6,-64(sp)
10000060:	fc010113          	addi	sp,sp,-64
10000064:	114000ef          	jal	ra,10000178 <isr>
10000068:	03c12083          	lw	ra,60(sp)
1000006c:	03812283          	lw	t0,56(sp)
10000070:	03412303          	lw	t1,52(sp)
10000074:	03012383          	lw	t2,48(sp)
10000078:	02c12503          	lw	a0,44(sp)
1000007c:	02812583          	lw	a1,40(sp)
10000080:	02412603          	lw	a2,36(sp)
10000084:	02012683          	lw	a3,32(sp)
10000088:	01c12703          	lw	a4,28(sp)
1000008c:	01812783          	lw	a5,24(sp)
10000090:	01412803          	lw	a6,20(sp)
10000094:	01012883          	lw	a7,16(sp)
10000098:	00c12e03          	lw	t3,12(sp)
1000009c:	00812e83          	lw	t4,8(sp)
100000a0:	00412f03          	lw	t5,4(sp)
100000a4:	00012f83          	lw	t6,0(sp)
100000a8:	04010113          	addi	sp,sp,64
100000ac:	30200073          	mret

100000b0 <crt_init>:
100000b0:	f1000117          	auipc	sp,0xf1000
100000b4:	75010113          	addi	sp,sp,1872 # 1000800 <_fstack>
100000b8:	00000517          	auipc	a0,0x0
100000bc:	f6850513          	addi	a0,a0,-152 # 10000020 <trap_entry>
100000c0:	30551073          	csrw	mtvec,a0

100000c4 <data_init>:
100000c4:	00000513          	li	a0,0
100000c8:	00000593          	li	a1,0
100000cc:	00000617          	auipc	a2,0x0
100000d0:	2cc60613          	addi	a2,a2,716 # 10000398 <_etext>

100000d4 <data_loop>:
100000d4:	00b50c63          	beq	a0,a1,100000ec <bss_init>
100000d8:	00062683          	lw	a3,0(a2)
100000dc:	00d52023          	sw	a3,0(a0)
100000e0:	00450513          	addi	a0,a0,4
100000e4:	00460613          	addi	a2,a2,4
100000e8:	fedff06f          	j	100000d4 <data_loop>

100000ec <bss_init>:
100000ec:	00000513          	li	a0,0
100000f0:	00800593          	li	a1,8

100000f4 <bss_loop>:
100000f4:	00b50863          	beq	a0,a1,10000104 <bss_done>
100000f8:	00052023          	sw	zero,0(a0)
100000fc:	00450513          	addi	a0,a0,4
10000100:	ff5ff06f          	j	100000f4 <bss_loop>

10000104 <bss_done>:
10000104:	00001537          	lui	a0,0x1
10000108:	88050513          	addi	a0,a0,-1920 # 880 <_ebss+0x878>
1000010c:	30451073          	csrw	mie,a0
10000110:	1ac000ef          	jal	ra,100002bc <main>

10000114 <infinit_loop>:
10000114:	0000006f          	j	10000114 <infinit_loop>

10000118 <flush_cpu_icache>:
10000118:	ff010113          	addi	sp,sp,-16
1000011c:	00812623          	sw	s0,12(sp)
10000120:	01010413          	addi	s0,sp,16
10000124:	00000013          	nop
10000128:	00c12403          	lw	s0,12(sp)
1000012c:	01010113          	addi	sp,sp,16
10000130:	00008067          	ret

10000134 <flush_cpu_dcache>:
10000134:	ff010113          	addi	sp,sp,-16
10000138:	00812623          	sw	s0,12(sp)
1000013c:	01010413          	addi	s0,sp,16
10000140:	00000013          	nop
10000144:	00c12403          	lw	s0,12(sp)
10000148:	01010113          	addi	sp,sp,16
1000014c:	00008067          	ret

10000150 <irq_setmask>:
10000150:	fe010113          	addi	sp,sp,-32
10000154:	00812e23          	sw	s0,28(sp)
10000158:	02010413          	addi	s0,sp,32
1000015c:	fea42623          	sw	a0,-20(s0)
10000160:	fec42783          	lw	a5,-20(s0)
10000164:	bc079073          	csrw	0xbc0,a5
10000168:	00000013          	nop
1000016c:	01c12403          	lw	s0,28(sp)
10000170:	02010113          	addi	sp,sp,32
10000174:	00008067          	ret

10000178 <isr>:
10000178:	ff010113          	addi	sp,sp,-16
1000017c:	00112623          	sw	ra,12(sp)
10000180:	00812423          	sw	s0,8(sp)
10000184:	01010413          	addi	s0,sp,16
10000188:	00000513          	li	a0,0
1000018c:	fc5ff0ef          	jal	ra,10000150 <irq_setmask>
10000190:	f00037b7          	lui	a5,0xf0003
10000194:	03878793          	addi	a5,a5,56 # f0003038 <_etext+0xe0002ca0>
10000198:	00a00713          	li	a4,10
1000019c:	00e7a023          	sw	a4,0(a5)
100001a0:	f00037b7          	lui	a5,0xf0003
100001a4:	03c78793          	addi	a5,a5,60 # f000303c <_etext+0xe0002ca4>
100001a8:	00020737          	lui	a4,0x20
100001ac:	00e7a023          	sw	a4,0(a5)
100001b0:	00100713          	li	a4,1
100001b4:	00e01023          	sh	a4,0(zero) # 0 <__DYNAMIC>
100001b8:	00000013          	nop
100001bc:	00c12083          	lw	ra,12(sp)
100001c0:	00812403          	lw	s0,8(sp)
100001c4:	01010113          	addi	sp,sp,16
100001c8:	00008067          	ret

100001cc <flush_cpu_icache>:
100001cc:	ff010113          	addi	sp,sp,-16
100001d0:	00812623          	sw	s0,12(sp)
100001d4:	01010413          	addi	s0,sp,16
100001d8:	00000013          	nop
100001dc:	00c12403          	lw	s0,12(sp)
100001e0:	01010113          	addi	sp,sp,16
100001e4:	00008067          	ret

100001e8 <flush_cpu_dcache>:
100001e8:	ff010113          	addi	sp,sp,-16
100001ec:	00812623          	sw	s0,12(sp)
100001f0:	01010413          	addi	s0,sp,16
100001f4:	00000013          	nop
100001f8:	00c12403          	lw	s0,12(sp)
100001fc:	01010113          	addi	sp,sp,16
10000200:	00008067          	ret

10000204 <putchar>:
10000204:	fe010113          	addi	sp,sp,-32
10000208:	00112e23          	sw	ra,28(sp)
1000020c:	00812c23          	sw	s0,24(sp)
10000210:	02010413          	addi	s0,sp,32
10000214:	00050793          	mv	a5,a0
10000218:	fef407a3          	sb	a5,-17(s0)
1000021c:	fef44703          	lbu	a4,-17(s0)
10000220:	00a00793          	li	a5,10
10000224:	00f71663          	bne	a4,a5,10000230 <putchar+0x2c>
10000228:	00d00513          	li	a0,13
1000022c:	fd9ff0ef          	jal	ra,10000204 <putchar>
10000230:	00000013          	nop
10000234:	f00067b7          	lui	a5,0xf0006
10000238:	80478793          	addi	a5,a5,-2044 # f0005804 <_etext+0xe000546c>
1000023c:	0007a703          	lw	a4,0(a5)
10000240:	00100793          	li	a5,1
10000244:	fef708e3          	beq	a4,a5,10000234 <putchar+0x30>
10000248:	f00067b7          	lui	a5,0xf0006
1000024c:	80078793          	addi	a5,a5,-2048 # f0005800 <_etext+0xe0005468>
10000250:	fef44703          	lbu	a4,-17(s0)
10000254:	00e7a023          	sw	a4,0(a5)
10000258:	00000013          	nop
1000025c:	01c12083          	lw	ra,28(sp)
10000260:	01812403          	lw	s0,24(sp)
10000264:	02010113          	addi	sp,sp,32
10000268:	00008067          	ret

1000026c <print>:
1000026c:	fe010113          	addi	sp,sp,-32
10000270:	00112e23          	sw	ra,28(sp)
10000274:	00812c23          	sw	s0,24(sp)
10000278:	02010413          	addi	s0,sp,32
1000027c:	fea42623          	sw	a0,-20(s0)
10000280:	01c0006f          	j	1000029c <print+0x30>
10000284:	fec42783          	lw	a5,-20(s0)
10000288:	00178713          	addi	a4,a5,1
1000028c:	fee42623          	sw	a4,-20(s0)
10000290:	0007c783          	lbu	a5,0(a5)
10000294:	00078513          	mv	a0,a5
10000298:	f6dff0ef          	jal	ra,10000204 <putchar>
1000029c:	fec42783          	lw	a5,-20(s0)
100002a0:	0007c783          	lbu	a5,0(a5)
100002a4:	fe0790e3          	bnez	a5,10000284 <print+0x18>
100002a8:	00000013          	nop
100002ac:	01c12083          	lw	ra,28(sp)
100002b0:	01812403          	lw	s0,24(sp)
100002b4:	02010113          	addi	sp,sp,32
100002b8:	00008067          	ret

100002bc <main>:
100002bc:	ff010113          	addi	sp,sp,-16
100002c0:	00812623          	sw	s0,12(sp)
100002c4:	01010413          	addi	s0,sp,16
100002c8:	260007b7          	lui	a5,0x26000
100002cc:	02478793          	addi	a5,a5,36 # 26000024 <_etext+0x15fffc8c>
100002d0:	00002737          	lui	a4,0x2
100002d4:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
100002d8:	00e7a023          	sw	a4,0(a5)
100002dc:	260007b7          	lui	a5,0x26000
100002e0:	02878793          	addi	a5,a5,40 # 26000028 <_etext+0x15fffc90>
100002e4:	00002737          	lui	a4,0x2
100002e8:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
100002ec:	00e7a023          	sw	a4,0(a5)
100002f0:	260007b7          	lui	a5,0x26000
100002f4:	02c78793          	addi	a5,a5,44 # 2600002c <_etext+0x15fffc94>
100002f8:	00002737          	lui	a4,0x2
100002fc:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
10000300:	00e7a023          	sw	a4,0(a5)
10000304:	260007b7          	lui	a5,0x26000
10000308:	03078793          	addi	a5,a5,48 # 26000030 <_etext+0x15fffc98>
1000030c:	00002737          	lui	a4,0x2
10000310:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
10000314:	00e7a023          	sw	a4,0(a5)
10000318:	260007b7          	lui	a5,0x26000
1000031c:	03478793          	addi	a5,a5,52 # 26000034 <_etext+0x15fffc9c>
10000320:	00002737          	lui	a4,0x2
10000324:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
10000328:	00e7a023          	sw	a4,0(a5)
1000032c:	260007b7          	lui	a5,0x26000
10000330:	03878793          	addi	a5,a5,56 # 26000038 <_etext+0x15fffca0>
10000334:	00002737          	lui	a4,0x2
10000338:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
1000033c:	00e7a023          	sw	a4,0(a5)
10000340:	260007b7          	lui	a5,0x26000
10000344:	03c78793          	addi	a5,a5,60 # 2600003c <_etext+0x15fffca4>
10000348:	00002737          	lui	a4,0x2
1000034c:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
10000350:	00e7a023          	sw	a4,0(a5)
10000354:	260007b7          	lui	a5,0x26000
10000358:	04078793          	addi	a5,a5,64 # 26000040 <_etext+0x15fffca8>
1000035c:	00002737          	lui	a4,0x2
10000360:	80870713          	addi	a4,a4,-2040 # 1808 <_ebss+0x1800>
10000364:	00e7a023          	sw	a4,0(a5)
10000368:	260007b7          	lui	a5,0x26000
1000036c:	00100713          	li	a4,1
10000370:	00e7a023          	sw	a4,0(a5) # 26000000 <_etext+0x15fffc68>
10000374:	00000013          	nop
10000378:	260007b7          	lui	a5,0x26000
1000037c:	0007a703          	lw	a4,0(a5) # 26000000 <_etext+0x15fffc68>
10000380:	00100793          	li	a5,1
10000384:	fef70ae3          	beq	a4,a5,10000378 <main+0xbc>
10000388:	00000013          	nop
1000038c:	00c12403          	lw	s0,12(sp)
10000390:	01010113          	addi	sp,sp,16
10000394:	00008067          	ret