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ata: Unify more of the ATA drivers into the common code

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The goal of this was to have the ipod6g's ata driver report
proper vendor/model information from storage_info()

Change-Id: I64c1aee87c817cac23c90e062333a4ba3545dfaf
This commit is contained in:
Solomon Peachy 2025-11-17 08:29:56 -05:00
parent c336c21b61
commit 44b5220f22
3 changed files with 66 additions and 83 deletions
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56
firmware/drivers/ata-common.c
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@ -20,6 +20,57 @@
/* This is intended to be #included into the ATA driver */
static sector_t total_sectors;
static uint32_t log_sector_size;
static uint16_t identify_info[ATA_IDENTIFY_WORDS] STORAGE_ALIGN_ATTR;
#ifdef HAVE_LBA48
static bool ata_lba48 = false; /* set for 48 bit addressing */
#endif
static bool canflush = true;
static int spinup_time = 0;
static struct mutex ata_mutex SHAREDBSS_ATTR;
int ata_spinup_time(void)
{
return spinup_time;
}
#ifdef STORAGE_GET_INFO
void ata_get_info(IF_MD(int drive,)struct storage_info *info)
{
unsigned short *src,*dest;
static char vendor[8];
static char product[16];
static char revision[4];
#ifdef HAVE_MULTIDRIVE
(void)drive; /* unused for now */
#endif
int i;
info->sector_size = log_sector_size;
info->num_sectors = total_sectors;
src = (unsigned short*)&identify_info[27];
dest = (unsigned short*)vendor;
for (i=0;i<4;i++)
dest[i] = htobe16(src[i]);
info->vendor=vendor;
src = (unsigned short*)&identify_info[31];
dest = (unsigned short*)product;
for (i=0;i<8;i++)
dest[i] = htobe16(src[i]);
info->product=product;
src = (unsigned short*)&identify_info[23];
dest = (unsigned short*)revision;
for (i=0;i<2;i++)
dest[i] = htobe16(src[i]);
info->revision=revision;
}
#endif
#ifdef MAX_PHYS_SECTOR_SIZE
#ifdef MAX_VARIABLE_LOG_SECTOR
@ -41,6 +92,11 @@ struct sector_cache_entry {
static struct sector_cache_entry sector_cache STORAGE_ALIGN_ATTR;
static uint16_t phys_sector_mult = 1;
static int ata_transfer_sectors(uint64_t start,
int incount,
void* inbuf,
int write);
static int cache_sector(sector_t sector)
{
int rc;