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Merge pull request #1149 from enkiller/development 

[bsp]修复qemu-vexpress-a9 SD卡不能多块读写的BUG
This commit is contained in:
Bernard Xiong 2017-12-30 13:51:28 +08:00 committed by GitHub
parent b07bd6c515 1f25504c0b
commit f6a9508785
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 19 additions and 0 deletions
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19
bsp/qemu-vexpress-a9/drivers/drv_sdio.c
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@ -312,9 +312,11 @@ static void mmc_request_send(struct rt_mmcsd_host *host, struct rt_mmcsd_req *re
{
struct sdhci_t *sdhci = (struct sdhci_t *)host->private_data;
struct sdhci_cmd_t cmd;
struct sdhci_cmd_t stop;
struct sdhci_data_t dat;
rt_memset(&cmd, 0, sizeof(struct sdhci_cmd_t));
rt_memset(&stop, 0, sizeof(struct sdhci_cmd_t));
rt_memset(&dat, 0, sizeof(struct sdhci_data_t));
cmd.cmdidx = req->cmd->cmd_code;
@ -343,6 +345,7 @@ static void mmc_request_send(struct rt_mmcsd_host *host, struct rt_mmcsd_req *re
}
dbg_log(DBG_INFO, "cmdarg:%d\n", cmd.cmdarg);
dbg_log(DBG_INFO, "cmdidx:%d\n", cmd.cmdidx);
dbg_log(DBG_INFO, "[0]:0x%08x [1]:0x%08x [2]:0x%08x [3]:0x%08x\n", cmd.response[0], cmd.response[1], cmd.response[2], cmd.response[3]);
req->cmd->resp[3] = cmd.response[3];
@ -352,6 +355,22 @@ static void mmc_request_send(struct rt_mmcsd_host *host, struct rt_mmcsd_req *re
if(req->cmd->err)
dbg_log(DBG_ERROR, "transfer cmd err \n");
if (req->stop)
{
stop.cmdidx = req->stop->cmd_code;
stop.cmdarg = req->stop->arg;
if (req->stop->flags & RESP_MASK)
{
stop.resptype = PL180_RSP_PRESENT;
if (resp_type(req->stop) == RESP_R2)
stop.resptype |= PL180_RSP_136BIT;
}
else
stop.resptype = 0;
req->stop->err = sdhci_pl180_transfer(sdhci, &stop, RT_NULL);
}
mmcsd_req_complete(host);
}