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Fill some ata_identify fields, e.g model name, firmware, block count

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18725 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Vitja Makarov 2008-10-07 05:04:11 +00:00
parent 2391ad73d0
commit c4fdd2e788
1 changed files with 42 additions and 5 deletions
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47
firmware/target/arm/ata-nand-telechips.c
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@ -33,6 +33,8 @@
#include "button.h"
#include <sprintf.h>
#define SECTOR_SIZE 512
/* #define USE_TCC_LPT */
/* #define USE_ECC_CORRECTION */
@ -41,13 +43,14 @@ int ata_spinup_time = 0;
long last_disk_activity = -1;
/* as we aren't actually ata manually fill some fields */
static unsigned short ata_identify[SECTOR_SIZE/2];
/** static, private data **/
static bool initialized = false;
static struct mutex ata_mtx SHAREDBSS_ATTR;
#define SECTOR_SIZE 512
#if defined(COWON_D2) || defined(IAUDIO_7)
#define SEGMENT_ID_BIGENDIAN
#define BLOCKS_PER_SEGMENT 4
@ -754,6 +757,41 @@ void ata_enable(bool on)
(void)on;
}
static void fill_identify(void)
{
char buf[80];
unsigned short *wbuf = (unsigned short *) buf;
unsigned long blocks;
int i;
memset(ata_identify, 0, sizeof(ata_identify));
/* firmware version */
memset(buf, ' ', 8);
memcpy(buf, "0.00", 4);
for (i = 0; i < 4; i++)
ata_identify[23 + i] = betoh16(wbuf[i]);
/* model field, need better name? */
memset(buf, ' ', 80);
memcpy(buf, "TNFL", 4);
for (i = 0; i < 40; i++)
ata_identify[27 + i] = betoh16(wbuf[i]);
/* blocks count */
blocks = (pages_per_block * blocks_per_bank / SECTOR_SIZE)
* page_size * total_banks;
ata_identify[60] = blocks & 0xffff;
ata_identify[61] = blocks >> 16;
/* TODO: discover where is s/n in TNFL */
for (i = 10; i < 20; i++) {
ata_identify[i] = 0;
}
}
int ata_init(void)
{
int i, bank, phys_segment;
@ -871,14 +909,13 @@ int ata_init(void)
}
#endif
fill_identify();
initialized = true;
return 0;
}
/* TEMP: This will return junk, it's here for compilation only */
unsigned short* ata_get_identify(void)
{
return (unsigned short*)0x21000000; /* Unused DRAM */
return ata_identify;
}