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dhewg 2009-05-08 18:25:29 +02:00 committed by bushing
parent 84f89611b8
commit 5b4ebdf739
3 changed files with 17 additions and 7 deletions
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2
sdhc.c
View File

@ -40,7 +40,7 @@
#include "ipc.h" #include "ipc.h"
#endif #endif
#define SDHC_DEBUG 1 //#define SDHC_DEBUG
#define SDHC_COMMAND_TIMEOUT 0 #define SDHC_COMMAND_TIMEOUT 0
#define SDHC_BUFFER_TIMEOUT 0 #define SDHC_BUFFER_TIMEOUT 0

19
sdmmc.c
View File

@ -32,7 +32,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#include "utils.h" #include "utils.h"
#include "memory.h" #include "memory.h"
#define SDMMC_DEBUG 1 //#define SDMMC_DEBUG
#ifdef SDMMC_DEBUG #ifdef SDMMC_DEBUG
static int sdmmcdebug = 0; static int sdmmcdebug = 0;
@ -405,18 +405,27 @@ int sdmmc_check_card(struct device *dev)
{ {
int no = (int)dev; int no = (int)dev;
struct sdmmc_card *c = &cards[no]; struct sdmmc_card *c = &cards[no];
if (c->inserted == 0) if (c->inserted == 0)
return SDMMC_NO_CARD; return SDMMC_NO_CARD;
if (c->new_card == 1) if (c->new_card == 1)
return SDMMC_NEW_CARD; return SDMMC_NEW_CARD;
return SDMMC_INSERTED; return SDMMC_INSERTED;
} }
void sdmmc_ack_card(struct device *dev) int sdmmc_ack_card(struct device *dev)
{ {
int no = (int)dev; int no = (int)dev;
struct sdmmc_card *c = &cards[no]; struct sdmmc_card *c = &cards[no];
c->new_card = 0;
if (c->new_card == 1) {
c->new_card = 0;
return 0;
}
return -1;
} }
int sdmmc_read(struct device *dev, u32 blk_start, u32 blk_count, void *data) int sdmmc_read(struct device *dev, u32 blk_start, u32 blk_count, void *data)
@ -539,8 +548,8 @@ void sdmmc_ipc(volatile ipc_request *req)
int ret; int ret;
switch (req->req) { switch (req->req) {
case IPC_SDMMC_ACK: case IPC_SDMMC_ACK:
sdmmc_ack_card(SDMMC_DEFAULT_DEVICE); ret = sdmmc_ack_card(SDMMC_DEFAULT_DEVICE);
ipc_post(req->code, req->tag, 1); ipc_post(req->code, req->tag, 1, ret);
break; break;
case IPC_SDMMC_READ: case IPC_SDMMC_READ:
ret = sdmmc_read(SDMMC_DEFAULT_DEVICE, req->args[0], ret = sdmmc_read(SDMMC_DEFAULT_DEVICE, req->args[0],

3
sdmmc.h
View File

@ -44,9 +44,10 @@ struct device *sdmmc_attach(struct sdmmc_chip_functions *functions,
void sdmmc_needs_discover(struct device *dev); void sdmmc_needs_discover(struct device *dev);
int sdmmc_select(struct device *dev); int sdmmc_select(struct device *dev);
int sdmmc_check_card(struct device *dev); int sdmmc_check_card(struct device *dev);
void sdmmc_ack_card(struct device *dev); int sdmmc_ack_card(struct device *dev);
int sdmmc_read(struct device *dev, u32 blk_start, u32 blk_count, void *data); int sdmmc_read(struct device *dev, u32 blk_start, u32 blk_count, void *data);
#ifdef CAN_HAZ_IPC #ifdef CAN_HAZ_IPC
void sdmmc_ipc(volatile ipc_request *req); void sdmmc_ipc(volatile ipc_request *req);
#endif #endif
#endif #endif