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no code change, I just forgot to take my template disassembly out (a big comment block)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4282 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jörg Hohensohn 2004-01-27 09:38:59 +00:00
parent cb570b9263
commit bf4460e477
1 changed files with 2 additions and 53 deletions
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55
firmware/drivers/ata.c
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@ -162,57 +162,6 @@ static int wait_for_end_of_transfer(void)
}
/*
0x090156A8: 0x4F22 sts.l pr,@-r15
0x090156AA: 0x6243 mov r4,r2
0x090156AC: 0x6023 mov r2,r0
0x090156AE: 0xC901 and #0x01,r0
0x090156B0: 0x2008 tst r0,r0
0x090156B2: 0x8911 bt 0x090156D8
0x090156B4: 0x6153 mov r5,r1
0x090156B6: 0x311C add r1,r1
0x090156B8: 0x6523 mov r2,r5
0x090156BA: 0x351C add r1,r5
0x090156BC: 0xD30E mov.l @(0x03C,pc),r3 ; 0x090156F8 (0x06104100)
0x090156BE: 0x0009 nop
0x090156C0: 0x6131 mov.w @r3,r1
0x090156C2: 0x611D extu.w r1,r1
0x090156C4: 0x2210 mov.b r1,@r2
0x090156C6: 0x7201 add #0x01,r2
0x090156C8: 0x4119 shlr8 r1
0x090156CA: 0x2210 mov.b r1,@r2
0x090156CC: 0x7201 add #0x01,r2
0x090156CE: 0x3252 cmp/hs r5,r2
0x090156D0: 0x8BF6 bf 0x090156C0
0x090156D2: 0xA00F bra 0x090156F4
0x090156D4: 0x4F26 lds.l @r15+,pr
0x090156D6: 0x0009 nop
0x090156D8: 0x6423 mov r2,r4
0x090156DA: 0x6153 mov r5,r1
0x090156DC: 0x311C add r1,r1
0x090156DE: 0x6543 mov r4,r5
0x090156E0: 0x351C add r1,r5
0x090156E2: 0xD205 mov.l @(0x018,pc),r2 ; 0x090156F8 (0x06104100)
0x090156E4: 0x6121 mov.w @r2,r1
0x090156E6: 0x611F exts.w r1,r1
0x090156E8: 0x6118 swap.b r1,r1
0x090156EA: 0x2411 mov.w r1,@r4
0x090156EC: 0x7402 add #0x02,r4
0x090156EE: 0x3452 cmp/hs r5,r4
0x090156F0: 0x8BF8 bf 0x090156E4
0x090156F2: 0x4F26 lds.l @r15+,pr
0x090156F4: 0x000B rts
0x090156F6: 0x0009 nop
0x090156F8: 0x0610 .long 0x06104100 ; 0x090156E0
0x090156FA: 0x4100
*/
/* the tight loop of ata_read_sectors(), to avoid the whole in IRAM */
static void copy_read_sectors(unsigned char* buf,
int wordcount)
@ -232,7 +181,7 @@ static void copy_read_sectors(unsigned char* buf, int wordcount)
*buf++ = tmp >> 8; /* and don't use the SWAB16 macro */
} while (buf < bufend); /* tail loop is faster */
#else
asm (
asm ( /* I can bring it down to 7 instructions/loop */
"mov #1, r0 \n"
"loop_b: \n"
"mov.w @%1,%0 \n"
@ -263,7 +212,7 @@ static void copy_read_sectors(unsigned char* buf, int wordcount)
*wbuf = SWAB16(ATA_DATA);
} while (++wbuf < wbufend); /* tail loop is faster */
#else
asm (
asm ( /* I can bring it down to 9 instructions for 2 loops */
"mov #2, r0 \n"
"loop_w: \n"
"mov.w @%1,%0 \n"