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revert r18327, as it introduces serious issues on non-sd players (like ipods)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18370 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Frank Gevaerts 2008-08-31 15:11:04 +00:00
parent ca588afe51
commit ab7cfd2855
1 changed files with 6 additions and 14 deletions
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20
firmware/usbstack/usb_storage.c
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@ -235,7 +235,6 @@ static union {
struct command_status_wrapper* csw;
char *max_lun;
} tb;
unsigned char* cached_transfer_buffer;
static struct {
unsigned int sector;
@ -243,7 +242,6 @@ static struct {
unsigned int tag;
unsigned int lun;
unsigned char *data[2];
unsigned char *cached_data[2];
unsigned char data_select;
unsigned int last_result;
} cur_cmd;
@ -382,17 +380,14 @@ void usb_storage_init_connection(void)
static unsigned char _transfer_buffer[BUFFER_SIZE*2]
USBDEVBSS_ATTR __attribute__((aligned(32)));
tb.transfer_buffer = (void *)_transfer_buffer;
cached_transfer_buffer = tb.transfer_buffer;
#else
/* TODO : check if bufsize is at least 32K ? */
size_t bufsize;
unsigned char * audio_buffer;
audio_buffer = audio_get_buffer(false,&bufsize);
cached_transfer_buffer =
(void *)((unsigned int)(audio_buffer + 31) & 0xffffffe0);
tb.transfer_buffer =
(void *)UNCACHED_ADDR(cached_transfer_buffer);
(void *)UNCACHED_ADDR((unsigned int)(audio_buffer + 31) & 0xffffffe0);
invalidate_icache();
#endif
usb_drv_recv(usb_endpoint, tb.transfer_buffer, 1024);
@ -433,14 +428,11 @@ void usb_storage_transfer_complete(int ep,bool in,int status,int length)
/* Now write the data that just came in, while the host is
sending the next bit */
#if CONFIG_CPU == IMX31L || CONFIG_USBOTG == USBOTG_ISP1583
invalidate_icache();
#endif
int result = ata_write_sectors(IF_MV2(cur_cmd.lun,)
cur_cmd.sector,
MIN(BUFFER_SIZE/SECTOR_SIZE,
cur_cmd.count),
cur_cmd.cached_data[cur_cmd.data_select]);
cur_cmd.data[cur_cmd.data_select]);
if(result != 0) {
send_csw(UMS_STATUS_FAIL);
cur_sense_data.sense_key=SENSE_MEDIUM_ERROR;
@ -658,10 +650,6 @@ static void handle_scsi(struct command_block_wrapper* cbw)
cur_cmd.tag = cbw->tag;
cur_cmd.lun = lun;
cur_cmd.cached_data[0] = cached_transfer_buffer;
cur_cmd.cached_data[1] = &cached_transfer_buffer[BUFFER_SIZE];
cur_cmd.data[0] = tb.transfer_buffer;
cur_cmd.data[1] = &tb.transfer_buffer[BUFFER_SIZE];
switch (cbw->command_block[0]) {
case SCSI_TEST_UNIT_READY:
@ -917,6 +905,8 @@ static void handle_scsi(struct command_block_wrapper* cbw)
cur_sense_data.ascq=0;
break;
}
cur_cmd.data[0] = tb.transfer_buffer;
cur_cmd.data[1] = &tb.transfer_buffer[BUFFER_SIZE];
cur_cmd.data_select=0;
cur_cmd.sector = block_size_mult *
(cbw->command_block[2] << 24 |
@ -954,6 +944,8 @@ static void handle_scsi(struct command_block_wrapper* cbw)
cur_sense_data.ascq=0;
break;
}
cur_cmd.data[0] = tb.transfer_buffer;
cur_cmd.data[1] = &tb.transfer_buffer[BUFFER_SIZE];
cur_cmd.data_select=0;
cur_cmd.sector = block_size_mult *
(cbw->command_block[2] << 24 |