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revert r26953 + r26954

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test_disk says everything is alright but playback is buggy, especially
when playing lossless files

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@27044 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2010-06-22 09:02:56 +00:00
parent ac9287bdb5
commit 5a44e43870
3 changed files with 12 additions and 53 deletions
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18
firmware/target/arm/as3525/sd-as3525.c
View file

@ -669,7 +669,6 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
#endif
int ret = 0;
unsigned loops = 0;
bool aligned = !((uintptr_t)buf & (CACHEALIGN_SIZE - 1));
mutex_lock(&sd_mtx);
sd_enable(true);
@ -701,14 +700,6 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
dma_retain();
if(aligned)
{
if(write)
clean_dcache_range(buf, count * SECTOR_SIZE);
else
dump_dcache_range(buf, count * SECTOR_SIZE);
}
while(count)
{
/* 128 * 512 = 2^16, and doesn't fit in the 16 bits of DATA_LENGTH
@ -749,19 +740,12 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
if(!(card_info[drive].ocr & (1<<30))) /* not SDHC */
bank_start *= SD_BLOCK_SIZE;
if(aligned)
{
dma_buf = AS3525_PHYSICAL_ADDR(buf);
}
else
{
dma_buf = aligned_buffer;
if(transfer > UNALIGNED_NUM_SECTORS)
transfer = UNALIGNED_NUM_SECTORS;
if(write)
memcpy(uncached_buffer, buf, transfer * SD_BLOCK_SIZE);
}
ret = sd_wait_for_tran_state(drive);
if (ret < 0)
@ -820,7 +804,7 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
if(!transfer_error[drive])
{
if(!write && !aligned)
if(!write)
memcpy(buf, uncached_buffer, transfer * SD_BLOCK_SIZE);
buf += transfer * SD_BLOCK_SIZE;
start += transfer;

23
firmware/target/arm/as3525/sd-as3525v2.c
View file

@ -789,8 +789,6 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
#ifndef HAVE_MULTIDRIVE
const int drive = 0;
#endif
bool aligned = !((uintptr_t)buf & (CACHEALIGN_SIZE - 1));
mutex_lock(&sd_mtx);
#ifndef BOOTLOADER
@ -830,34 +828,17 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
last_disk_activity = current_tick;
dma_retain();
if(aligned)
{
if(write)
clean_dcache_range(buf, count * SECTOR_SIZE);
else
dump_dcache_range(buf, count * SECTOR_SIZE);
}
const int cmd = write ? SD_WRITE_MULTIPLE_BLOCK : SD_READ_MULTIPLE_BLOCK;
do
{
void *dma_buf;
void *dma_buf = aligned_buffer;
unsigned int transfer = count;
if(aligned)
{
dma_buf = AS3525_PHYSICAL_ADDR(buf);
}
else
{
dma_buf = aligned_buffer;
if(transfer > UNALIGNED_NUM_SECTORS)
transfer = UNALIGNED_NUM_SECTORS;
if(write)
memcpy(uncached_buffer, buf, transfer * SD_BLOCK_SIZE);
}
/* Interrupt handler might set this to true during transfer */
retry = false;
@ -912,7 +893,7 @@ static int sd_transfer_sectors(IF_MD2(int drive,) unsigned long start,
if(!retry)
{
if(!write && !aligned)
if(!write)
memcpy(buf, uncached_buffer, transfer * SD_BLOCK_SIZE);
buf += transfer * SD_BLOCK_SIZE;
start += transfer;

6
firmware/target/arm/as3525/system-target.h
View file

@ -27,8 +27,6 @@
#include "clock-target.h" /* CPUFREQ_* are defined here */
#define STORAGE_WANTS_ALIGN
/* We can use a interrupt-based mechanism on the fuzev2 */
#define INCREASED_SCROLLWHEEL_POLLING \
(defined(HAVE_SCROLLWHEEL) && (CONFIG_CPU == AS3525))
@ -41,10 +39,6 @@
#endif
#define AS3525_UNCACHED_ADDR(a) ((typeof(a)) ((uintptr_t)(a) + 0x10000000))
#define AS3525_PHYSICAL_ADDR(a) \
((typeof(a)) ((((uintptr_t)(a)) & (MEM*0x100000)) \
? (((uintptr_t)(a)) - IRAM_ORIG) \
: ((uintptr_t)(a))))
#ifdef SANSA_C200V2
/* 0: Backlight on A5, 1: Backlight on A7 */