From patchwork Mon Oct 29 15:23:50 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: [U-Boot,v3,07/22] ahci: Improve AHCI debugging Date: Mon, 29 Oct 2012 05:23:50 -0000 From: Simon Glass X-Patchwork-Id: 195047 Message-Id: <1351524245-19584-8-git-send-email-sjg@chromium.org> To: U-Boot Mailing List Cc: Tom Rini , Stefan Reinauer , Rob Herring From: Stefan Reinauer - remove unused ssleep macro - add some useful debugging information Signed-off-by: Stefan Reinauer Signed-off-by: Simon Glass --- drivers/block/ahci.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-) diff --git a/drivers/block/ahci.c b/drivers/block/ahci.c index ad397dc..af31c97 100644 --- a/drivers/block/ahci.c +++ b/drivers/block/ahci.c @@ -68,7 +68,6 @@ static void ahci_setup_port(struct ahci_ioports *port, unsigned long base, #define msleep(a) udelay(a * 1000) -#define ssleep(a) msleep(a * 1000) static int waiting_for_cmd_completed(volatile u8 *offset, int timeout_msec, @@ -153,6 +152,7 @@ static int ahci_host_init(struct ahci_probe_ent *probe_ent) tmp = readl(port_mmio + PORT_CMD); if (tmp & (PORT_CMD_LIST_ON | PORT_CMD_FIS_ON | PORT_CMD_FIS_RX | PORT_CMD_START)) { + debug("Port %d is active. Deactivating.\n", i); tmp &= ~(PORT_CMD_LIST_ON | PORT_CMD_FIS_ON | PORT_CMD_FIS_RX | PORT_CMD_START); writel_with_flush(tmp, port_mmio + PORT_CMD); @@ -163,6 +163,7 @@ static int ahci_host_init(struct ahci_probe_ent *probe_ent) msleep(500); } + debug("Spinning up port %d... ", i); writel(PORT_CMD_SPIN_UP, port_mmio + PORT_CMD); j = 0;