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[UNIATA] Reduce the stack usage in AtapiDmaInit

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Victor Perevertkin 2021-01-04 16:43:23 +03:00
parent eb5972010a
commit 9029f51d8c
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GPG key ID: C750B7222E9C7830
1 changed files with 26 additions and 1 deletions
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27
drivers/storage/ide/uniata/id_dma.cpp
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@ -1328,10 +1328,17 @@ dma_cs55xx:
apiomode = 4;
if(ChipType == CYRIX_3x) {
#ifdef __REACTOS__
static const ULONG cyr_piotiming[] =
{ 0x00009172, 0x00012171, 0x00020080, 0x00032010, 0x00040010 };
static const ULONG cyr_wdmatiming[] = { 0x00077771, 0x00012121, 0x00002020 };
static const ULONG cyr_udmatiming[] = { 0x00921250, 0x00911140, 0x00911030 };
#else
ULONG cyr_piotiming[] =
{ 0x00009172, 0x00012171, 0x00020080, 0x00032010, 0x00040010 };
ULONG cyr_wdmatiming[] = { 0x00077771, 0x00012121, 0x00002020 };
ULONG cyr_udmatiming[] = { 0x00921250, 0x00911140, 0x00911030 };
#endif
ULONG mode_reg = 0x24+(dev << 3);
for(i=udmamode; i>=0; i--) {
@ -1352,8 +1359,12 @@ dma_cs55xx:
}
} else
if(ChipType == CYRIX_OLD) {
#ifdef __REACTOS__
static const UCHAR cyr_piotiming_old[] = { 11, 6, 3, 2, 1 };
#else
UCHAR cyr_piotiming_old[] =
{ 11, 6, 3, 2, 1 };
#endif
UCHAR timing;
for(i=wdmamode; i>=0; i--) {
@ -1411,12 +1422,20 @@ dma_cs55xx:
/* National */
/************/
if(!ChipType) {
#ifdef __REACTOS__
static const ULONG nat_piotiming[] =
{ 0x9172d132, 0x21717121, 0x00803020, 0x20102010, 0x00100010, 0x00803020,
0x20102010, 0x00100010, 0x00100010, 0x00100010, 0x00100010 };
static const ULONG nat_dmatiming[] = { 0x80077771, 0x80012121, 0x80002020 };
static const ULONG nat_udmatiming[] = { 0x80921250, 0x80911140, 0x80911030 };
#else
ULONG nat_piotiming[] =
{ 0x9172d132, 0x21717121, 0x00803020, 0x20102010, 0x00100010,
0x00803020, 0x20102010, 0x00100010,
0x00100010, 0x00100010, 0x00100010 };
ULONG nat_dmatiming[] = { 0x80077771, 0x80012121, 0x80002020 };
ULONG nat_udmatiming[] = { 0x80921250, 0x80911140, 0x80911030 };
#endif
if(apiomode >= 4)
apiomode = 4;
@ -1534,9 +1553,15 @@ dma_cs55xx:
ULONG new40 = 0;
UCHAR mask44 = 0;
UCHAR new44 = 0;
#ifdef __REACTOS__
static const UCHAR intel_timings[] =
{ 0x00, 0x00, 0x10, 0x21, 0x23, 0x10, 0x21, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23, 0x23 };
static const UCHAR intel_utimings[] = { 0x00, 0x01, 0x02, 0x01, 0x02, 0x01, 0x02 };
#else
UCHAR intel_timings[] = { 0x00, 0x00, 0x10, 0x21, 0x23, 0x10, 0x21, 0x23,
0x23, 0x23, 0x23, 0x23, 0x23, 0x23 };
0x23, 0x23, 0x23, 0x23, 0x23, 0x23 };
UCHAR intel_utimings[] = { 0x00, 0x01, 0x02, 0x01, 0x02, 0x01, 0x02 };
#endif
const UCHAR needed_pio[3] = {
ATA_PIO0, ATA_PIO3, ATA_PIO4
};