Skip to content

Commit

Permalink
ide: remove /proc/ide/ali
Browse files Browse the repository at this point in the history 
Bart says: "can be done from user-space and is not especially interesting
even when debugging problems (raw PCI config space dump is far more useful)."

Signed-off-by: Alexey Dobriyan <adobriyan@openvz.org>
Cc: Andrew Morton <akpm@osdl.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
  • Loading branch information
Alexey Dobriyan authored and Bartlomiej Zolnierkiewicz committed Apr 27, 2008
1 parent d01dbc3 commit 19ba7b8
Showing 1 changed file with 0 additions and 240 deletions.
240 changes: 0 additions & 240 deletions drivers/ide/pci/alim15x3.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,6 @@

#include <asm/io.h>

#define DISPLAY_ALI_TIMINGS

/*
* ALi devices are not plug in. Otherwise these static values would
* need to go. They ought to go away anyway
Expand All @@ -49,236 +47,6 @@ static u8 m5229_revision;
static u8 chip_is_1543c_e;
static struct pci_dev *isa_dev;

#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
#include <linux/stat.h>
#include <linux/proc_fs.h>

static u8 ali_proc = 0;

static struct pci_dev *bmide_dev;

static char *fifo[4] = {
"FIFO Off",
"FIFO On ",
"DMA mode",
"PIO mode" };

static char *udmaT[8] = {
"1.5T",
" 2T",
"2.5T",
" 3T",
"3.5T",
" 4T",
" 6T",
" 8T"
};

static char *channel_status[8] = {
"OK ",
"busy ",
"DRQ ",
"DRQ busy ",
"error ",
"error busy ",
"error DRQ ",
"error DRQ busy"
};

/**
* ali_get_info - generate proc file for ALi IDE
* @buffer: buffer to fill
* @addr: address of user start in buffer
* @offset: offset into 'file'
* @count: buffer count
*
* Walks the Ali devices and outputs summary data on the tuning and
* anything else that will help with debugging
*/

static int ali_get_info (char *buffer, char **addr, off_t offset, int count)
{
unsigned long bibma;
u8 reg53h, reg5xh, reg5yh, reg5xh1, reg5yh1, c0, c1, rev, tmp;
char *q, *p = buffer;

/* fetch rev. */
pci_read_config_byte(bmide_dev, 0x08, &rev);
if (rev >= 0xc1) /* M1543C or newer */
udmaT[7] = " ???";
else
fifo[3] = " ??? ";

/* first fetch bibma: */

bibma = pci_resource_start(bmide_dev, 4);

/*
* at that point bibma+0x2 et bibma+0xa are byte
* registers to investigate:
*/
c0 = inb(bibma + 0x02);
c1 = inb(bibma + 0x0a);

p += sprintf(p,
"\n Ali M15x3 Chipset.\n");
p += sprintf(p,
" ------------------\n");
pci_read_config_byte(bmide_dev, 0x78, &reg53h);
p += sprintf(p, "PCI Clock: %d.\n", reg53h);

pci_read_config_byte(bmide_dev, 0x53, &reg53h);
p += sprintf(p,
"CD_ROM FIFO:%s, CD_ROM DMA:%s\n",
(reg53h & 0x02) ? "Yes" : "No ",
(reg53h & 0x01) ? "Yes" : "No " );
pci_read_config_byte(bmide_dev, 0x74, &reg53h);
p += sprintf(p,
"FIFO Status: contains %d Words, runs%s%s\n\n",
(reg53h & 0x3f),
(reg53h & 0x40) ? " OVERWR" : "",
(reg53h & 0x80) ? " OVERRD." : "." );

p += sprintf(p,
"-------------------primary channel"
"-------------------secondary channel"
"---------\n\n");

pci_read_config_byte(bmide_dev, 0x09, &reg53h);
p += sprintf(p,
"channel status: %s"
" %s\n",
(reg53h & 0x20) ? "On " : "Off",
(reg53h & 0x10) ? "On " : "Off" );

p += sprintf(p,
"both channels togth: %s"
" %s\n",
(c0&0x80) ? "No " : "Yes",
(c1&0x80) ? "No " : "Yes" );

pci_read_config_byte(bmide_dev, 0x76, &reg53h);
p += sprintf(p,
"Channel state: %s %s\n",
channel_status[reg53h & 0x07],
channel_status[(reg53h & 0x70) >> 4] );

pci_read_config_byte(bmide_dev, 0x58, &reg5xh);
pci_read_config_byte(bmide_dev, 0x5c, &reg5yh);
p += sprintf(p,
"Add. Setup Timing: %dT"
" %dT\n",
(reg5xh & 0x07) ? (reg5xh & 0x07) : 8,
(reg5yh & 0x07) ? (reg5yh & 0x07) : 8 );

pci_read_config_byte(bmide_dev, 0x59, &reg5xh);
pci_read_config_byte(bmide_dev, 0x5d, &reg5yh);
p += sprintf(p,
"Command Act. Count: %dT"
" %dT\n"
"Command Rec. Count: %dT"
" %dT\n\n",
(reg5xh & 0x70) ? ((reg5xh & 0x70) >> 4) : 8,
(reg5yh & 0x70) ? ((reg5yh & 0x70) >> 4) : 8,
(reg5xh & 0x0f) ? (reg5xh & 0x0f) : 16,
(reg5yh & 0x0f) ? (reg5yh & 0x0f) : 16 );

p += sprintf(p,
"----------------drive0-----------drive1"
"------------drive0-----------drive1------\n\n");
p += sprintf(p,
"DMA enabled: %s %s"
" %s %s\n",
(c0&0x20) ? "Yes" : "No ",
(c0&0x40) ? "Yes" : "No ",
(c1&0x20) ? "Yes" : "No ",
(c1&0x40) ? "Yes" : "No " );

pci_read_config_byte(bmide_dev, 0x54, &reg5xh);
pci_read_config_byte(bmide_dev, 0x55, &reg5yh);
q = "FIFO threshold: %2d Words %2d Words"
" %2d Words %2d Words\n";
if (rev < 0xc1) {
if ((rev == 0x20) &&
(pci_read_config_byte(bmide_dev, 0x4f, &tmp), (tmp &= 0x20))) {
p += sprintf(p, q, 8, 8, 8, 8);
} else {
p += sprintf(p, q,
(reg5xh & 0x03) + 12,
((reg5xh & 0x30)>>4) + 12,
(reg5yh & 0x03) + 12,
((reg5yh & 0x30)>>4) + 12 );
}
} else {
int t1 = (tmp = (reg5xh & 0x03)) ? (tmp << 3) : 4;
int t2 = (tmp = ((reg5xh & 0x30)>>4)) ? (tmp << 3) : 4;
int t3 = (tmp = (reg5yh & 0x03)) ? (tmp << 3) : 4;
int t4 = (tmp = ((reg5yh & 0x30)>>4)) ? (tmp << 3) : 4;
p += sprintf(p, q, t1, t2, t3, t4);
}

#if 0
p += sprintf(p,
"FIFO threshold: %2d Words %2d Words"
" %2d Words %2d Words\n",
(reg5xh & 0x03) + 12,
((reg5xh & 0x30)>>4) + 12,
(reg5yh & 0x03) + 12,
((reg5yh & 0x30)>>4) + 12 );
#endif

p += sprintf(p,
"FIFO mode: %s %s %s %s\n",
fifo[((reg5xh & 0x0c) >> 2)],
fifo[((reg5xh & 0xc0) >> 6)],
fifo[((reg5yh & 0x0c) >> 2)],
fifo[((reg5yh & 0xc0) >> 6)] );

pci_read_config_byte(bmide_dev, 0x5a, &reg5xh);
pci_read_config_byte(bmide_dev, 0x5b, &reg5xh1);
pci_read_config_byte(bmide_dev, 0x5e, &reg5yh);
pci_read_config_byte(bmide_dev, 0x5f, &reg5yh1);

p += sprintf(p,/*
"------------------drive0-----------drive1"
"------------drive0-----------drive1------\n")*/
"Dt RW act. Cnt %2dT %2dT"
" %2dT %2dT\n"
"Dt RW rec. Cnt %2dT %2dT"
" %2dT %2dT\n\n",
(reg5xh & 0x70) ? ((reg5xh & 0x70) >> 4) : 8,
(reg5xh1 & 0x70) ? ((reg5xh1 & 0x70) >> 4) : 8,
(reg5yh & 0x70) ? ((reg5yh & 0x70) >> 4) : 8,
(reg5yh1 & 0x70) ? ((reg5yh1 & 0x70) >> 4) : 8,
(reg5xh & 0x0f) ? (reg5xh & 0x0f) : 16,
(reg5xh1 & 0x0f) ? (reg5xh1 & 0x0f) : 16,
(reg5yh & 0x0f) ? (reg5yh & 0x0f) : 16,
(reg5yh1 & 0x0f) ? (reg5yh1 & 0x0f) : 16 );

p += sprintf(p,
"-----------------------------------UDMA Timings"
"--------------------------------\n\n");

pci_read_config_byte(bmide_dev, 0x56, &reg5xh);
pci_read_config_byte(bmide_dev, 0x57, &reg5yh);
p += sprintf(p,
"UDMA: %s %s"
" %s %s\n"
"UDMA timings: %s %s"
" %s %s\n\n",
(reg5xh & 0x08) ? "OK" : "No",
(reg5xh & 0x80) ? "OK" : "No",
(reg5yh & 0x08) ? "OK" : "No",
(reg5yh & 0x80) ? "OK" : "No",
udmaT[(reg5xh & 0x07)],
udmaT[(reg5xh & 0x70) >> 4],
udmaT[reg5yh & 0x07],
udmaT[(reg5yh & 0x70) >> 4] );

return p-buffer; /* => must be less than 4k! */
}
#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */

/**
* ali_set_pio_mode - set host controller for PIO mode
* @drive: drive
Expand Down Expand Up @@ -465,14 +233,6 @@ static unsigned int __devinit init_chipset_ali15x3 (struct pci_dev *dev, const c

isa_dev = pci_get_device(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M1533, NULL);

#if defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS)
if (!ali_proc) {
ali_proc = 1;
bmide_dev = dev;
ide_pci_create_host_proc("ali", ali_get_info);
}
#endif /* defined(DISPLAY_ALI_TIMINGS) && defined(CONFIG_IDE_PROC_FS) */

local_irq_save(flags);

if (m5229_revision < 0xC2) {
Expand Down

0 comments on commit 19ba7b8

Please sign in to comment.