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path: root/drivers/net/wireless/libertas/if_cs.c
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Diffstat (limited to 'drivers/net/wireless/libertas/if_cs.c')
-rw-r--r--drivers/net/wireless/libertas/if_cs.c315
1 files changed, 190 insertions, 125 deletions
diff --git a/drivers/net/wireless/libertas/if_cs.c b/drivers/net/wireless/libertas/if_cs.c
index d075b448da9..04d7a251e3f 100644
--- a/drivers/net/wireless/libertas/if_cs.c
+++ b/drivers/net/wireless/libertas/if_cs.c
@@ -148,76 +148,149 @@ static int if_cs_poll_while_fw_download(struct if_cs_card *card, uint addr, u8 r
{
int i;
- for (i = 0; i < 1000; i++) {
+ for (i = 0; i < 100000; i++) {
u8 val = if_cs_read8(card, addr);
if (val == reg)
return i;
- udelay(500);
+ udelay(5);
}
return -ETIME;
}
-/* Host control registers and their bit definitions */
-
-#define IF_CS_H_STATUS 0x00000000
-#define IF_CS_H_STATUS_TX_OVER 0x0001
-#define IF_CS_H_STATUS_RX_OVER 0x0002
-#define IF_CS_H_STATUS_DNLD_OVER 0x0004
-
-#define IF_CS_H_INT_CAUSE 0x00000002
-#define IF_CS_H_IC_TX_OVER 0x0001
-#define IF_CS_H_IC_RX_OVER 0x0002
-#define IF_CS_H_IC_DNLD_OVER 0x0004
-#define IF_CS_H_IC_POWER_DOWN 0x0008
-#define IF_CS_H_IC_HOST_EVENT 0x0010
-#define IF_CS_H_IC_MASK 0x001f
-
-#define IF_CS_H_INT_MASK 0x00000004
-#define IF_CS_H_IM_MASK 0x001f
-
-#define IF_CS_H_WRITE_LEN 0x00000014
-
-#define IF_CS_H_WRITE 0x00000016
+/*
+ * First the bitmasks for the host/card interrupt/status registers:
+ */
+#define IF_CS_BIT_TX 0x0001
+#define IF_CS_BIT_RX 0x0002
+#define IF_CS_BIT_COMMAND 0x0004
+#define IF_CS_BIT_RESP 0x0008
+#define IF_CS_BIT_EVENT 0x0010
+#define IF_CS_BIT_MASK 0x001f
-#define IF_CS_H_CMD_LEN 0x00000018
-#define IF_CS_H_CMD 0x0000001A
-#define IF_CS_C_READ_LEN 0x00000024
+/*
+ * It's not really clear to me what the host status register is for. It
+ * needs to be set almost in union with "host int cause". The following
+ * bits from above are used:
+ *
+ * IF_CS_BIT_TX driver downloaded a data packet
+ * IF_CS_BIT_RX driver got a data packet
+ * IF_CS_BIT_COMMAND driver downloaded a command
+ * IF_CS_BIT_RESP not used (has some meaning with powerdown)
+ * IF_CS_BIT_EVENT driver read a host event
+ */
+#define IF_CS_HOST_STATUS 0x00000000
-#define IF_CS_H_READ 0x00000010
+/*
+ * With the host int cause register can the host (that is, Linux) cause
+ * an interrupt in the firmware, to tell the firmware about those events:
+ *
+ * IF_CS_BIT_TX a data packet has been downloaded
+ * IF_CS_BIT_RX a received data packet has retrieved
+ * IF_CS_BIT_COMMAND a firmware block or a command has been downloaded
+ * IF_CS_BIT_RESP not used (has some meaning with powerdown)
+ * IF_CS_BIT_EVENT a host event (link lost etc) has been retrieved
+ */
+#define IF_CS_HOST_INT_CAUSE 0x00000002
-/* Card control registers and their bit definitions */
+/*
+ * The host int mask register is used to enable/disable interrupt. However,
+ * I have the suspicion that disabled interrupts are lost.
+ */
+#define IF_CS_HOST_INT_MASK 0x00000004
-#define IF_CS_C_STATUS 0x00000020
-#define IF_CS_C_S_TX_DNLD_RDY 0x0001
-#define IF_CS_C_S_RX_UPLD_RDY 0x0002
-#define IF_CS_C_S_CMD_DNLD_RDY 0x0004
-#define IF_CS_C_S_CMD_UPLD_RDY 0x0008
-#define IF_CS_C_S_CARDEVENT 0x0010
-#define IF_CS_C_S_MASK 0x001f
-#define IF_CS_C_S_STATUS_MASK 0x7f00
+/*
+ * Used to send or receive data packets:
+ */
+#define IF_CS_WRITE 0x00000016
+#define IF_CS_WRITE_LEN 0x00000014
+#define IF_CS_READ 0x00000010
+#define IF_CS_READ_LEN 0x00000024
-#define IF_CS_C_INT_CAUSE 0x00000022
-#define IF_CS_C_IC_MASK 0x001f
+/*
+ * Used to send commands (and to send firmware block) and to
+ * receive command responses:
+ */
+#define IF_CS_CMD 0x0000001A
+#define IF_CS_CMD_LEN 0x00000018
+#define IF_CS_RESP 0x00000012
+#define IF_CS_RESP_LEN 0x00000030
-#define IF_CS_C_SQ_READ_LOW 0x00000028
-#define IF_CS_C_SQ_HELPER_OK 0x10
+/*
+ * The card status registers shows what the card/firmware actually
+ * accepts:
+ *
+ * IF_CS_BIT_TX you may send a data packet
+ * IF_CS_BIT_RX you may retrieve a data packet
+ * IF_CS_BIT_COMMAND you may send a command
+ * IF_CS_BIT_RESP you may retrieve a command response
+ * IF_CS_BIT_EVENT the card has a event for use (link lost, snr low etc)
+ *
+ * When reading this register several times, you will get back the same
+ * results --- with one exception: the IF_CS_BIT_EVENT clear itself
+ * automatically.
+ *
+ * Not that we don't rely on BIT_RX,_BIT_RESP or BIT_EVENT because
+ * we handle this via the card int cause register.
+ */
+#define IF_CS_CARD_STATUS 0x00000020
+#define IF_CS_CARD_STATUS_MASK 0x7f00
-#define IF_CS_C_CMD_LEN 0x00000030
+/*
+ * The card int cause register is used by the card/firmware to notify us
+ * about the following events:
+ *
+ * IF_CS_BIT_TX a data packet has successfully been sentx
+ * IF_CS_BIT_RX a data packet has been received and can be retrieved
+ * IF_CS_BIT_COMMAND not used
+ * IF_CS_BIT_RESP the firmware has a command response for us
+ * IF_CS_BIT_EVENT the card has a event for use (link lost, snr low etc)
+ */
+#define IF_CS_CARD_INT_CAUSE 0x00000022
-#define IF_CS_C_CMD 0x00000012
+/*
+ * This is used to for handshaking with the card's bootloader/helper image
+ * to synchronize downloading of firmware blocks.
+ */
+#define IF_CS_SQ_READ_LOW 0x00000028
+#define IF_CS_SQ_HELPER_OK 0x10
+/*
+ * The scratch register tells us ...
+ *
+ * IF_CS_SCRATCH_BOOT_OK the bootloader runs
+ * IF_CS_SCRATCH_HELPER_OK the helper firmware already runs
+ */
#define IF_CS_SCRATCH 0x0000003F
+#define IF_CS_SCRATCH_BOOT_OK 0x00
+#define IF_CS_SCRATCH_HELPER_OK 0x5a
+/*
+ * Used to detect ancient chips:
+ */
+#define IF_CS_PRODUCT_ID 0x0000001C
+#define IF_CS_CF8385_B1_REV 0x12
/********************************************************************/
-/* I/O */
+/* I/O and interrupt handling */
/********************************************************************/
+static inline void if_cs_enable_ints(struct if_cs_card *card)
+{
+ lbs_deb_enter(LBS_DEB_CS);
+ if_cs_write16(card, IF_CS_HOST_INT_MASK, 0);
+}
+
+static inline void if_cs_disable_ints(struct if_cs_card *card)
+{
+ lbs_deb_enter(LBS_DEB_CS);
+ if_cs_write16(card, IF_CS_HOST_INT_MASK, IF_CS_BIT_MASK);
+}
+
/*
* Called from if_cs_host_to_card to send a command to the hardware
*/
@@ -228,11 +301,12 @@ static int if_cs_send_cmd(struct lbs_private *priv, u8 *buf, u16 nb)
int loops = 0;
lbs_deb_enter(LBS_DEB_CS);
+ if_cs_disable_ints(card);
/* Is hardware ready? */
while (1) {
- u16 val = if_cs_read16(card, IF_CS_C_STATUS);
- if (val & IF_CS_C_S_CMD_DNLD_RDY)
+ u16 status = if_cs_read16(card, IF_CS_CARD_STATUS);
+ if (status & IF_CS_BIT_COMMAND)
break;
if (++loops > 100) {
lbs_pr_err("card not ready for commands\n");
@@ -241,51 +315,56 @@ static int if_cs_send_cmd(struct lbs_private *priv, u8 *buf, u16 nb)
mdelay(1);
}
- if_cs_write16(card, IF_CS_H_CMD_LEN, nb);
+ if_cs_write16(card, IF_CS_CMD_LEN, nb);
- if_cs_write16_rep(card, IF_CS_H_CMD, buf, nb / 2);
+ if_cs_write16_rep(card, IF_CS_CMD, buf, nb / 2);
/* Are we supposed to transfer an odd amount of bytes? */
if (nb & 1)
- if_cs_write8(card, IF_CS_H_CMD, buf[nb-1]);
+ if_cs_write8(card, IF_CS_CMD, buf[nb-1]);
/* "Assert the download over interrupt command in the Host
* status register" */
- if_cs_write16(card, IF_CS_H_STATUS, IF_CS_H_STATUS_DNLD_OVER);
+ if_cs_write16(card, IF_CS_HOST_STATUS, IF_CS_BIT_COMMAND);
/* "Assert the download over interrupt command in the Card
* interrupt case register" */
- if_cs_write16(card, IF_CS_H_INT_CAUSE, IF_CS_H_IC_DNLD_OVER);
+ if_cs_write16(card, IF_CS_HOST_INT_CAUSE, IF_CS_BIT_COMMAND);
ret = 0;
done:
+ if_cs_enable_ints(card);
lbs_deb_leave_args(LBS_DEB_CS, "ret %d", ret);
return ret;
}
-
/*
* Called from if_cs_host_to_card to send a data to the hardware
*/
static void if_cs_send_data(struct lbs_private *priv, u8 *buf, u16 nb)
{
struct if_cs_card *card = (struct if_cs_card *)priv->card;
+ u16 status;
lbs_deb_enter(LBS_DEB_CS);
+ if_cs_disable_ints(card);
+
+ status = if_cs_read16(card, IF_CS_CARD_STATUS);
+ BUG_ON((status & IF_CS_BIT_TX) == 0);
- if_cs_write16(card, IF_CS_H_WRITE_LEN, nb);
+ if_cs_write16(card, IF_CS_WRITE_LEN, nb);
/* write even number of bytes, then odd byte if necessary */
- if_cs_write16_rep(card, IF_CS_H_WRITE, buf, nb / 2);
+ if_cs_write16_rep(card, IF_CS_WRITE, buf, nb / 2);
if (nb & 1)
- if_cs_write8(card, IF_CS_H_WRITE, buf[nb-1]);
+ if_cs_write8(card, IF_CS_WRITE, buf[nb-1]);
- if_cs_write16(card, IF_CS_H_STATUS, IF_CS_H_STATUS_TX_OVER);
- if_cs_write16(card, IF_CS_H_INT_CAUSE, IF_CS_H_STATUS_TX_OVER);
+ if_cs_write16(card, IF_CS_HOST_STATUS, IF_CS_BIT_TX);
+ if_cs_write16(card, IF_CS_HOST_INT_CAUSE, IF_CS_BIT_TX);
+ if_cs_enable_ints(card);
lbs_deb_leave(LBS_DEB_CS);
}
-
/*
* Get the command result out of the card.
*/
@@ -293,27 +372,28 @@ static int if_cs_receive_cmdres(struct lbs_private *priv, u8 *data, u32 *len)
{
unsigned long flags;
int ret = -1;
- u16 val;
+ u16 status;
lbs_deb_enter(LBS_DEB_CS);
/* is hardware ready? */
- val = if_cs_read16(priv->card, IF_CS_C_STATUS);
- if ((val & IF_CS_C_S_CMD_UPLD_RDY) == 0) {
- lbs_pr_err("card not ready for CMD\n");
+ status = if_cs_read16(priv->card, IF_CS_CARD_STATUS);
+ if ((status & IF_CS_BIT_RESP) == 0) {
+ lbs_pr_err("no cmd response in card\n");
+ *len = 0;
goto out;
}
- *len = if_cs_read16(priv->card, IF_CS_C_CMD_LEN);
+ *len = if_cs_read16(priv->card, IF_CS_RESP_LEN);
if ((*len == 0) || (*len > LBS_CMD_BUFFER_SIZE)) {
lbs_pr_err("card cmd buffer has invalid # of bytes (%d)\n", *len);
goto out;
}
/* read even number of bytes, then odd byte if necessary */
- if_cs_read16_rep(priv->card, IF_CS_C_CMD, data, *len/sizeof(u16));
+ if_cs_read16_rep(priv->card, IF_CS_RESP, data, *len/sizeof(u16));
if (*len & 1)
- data[*len-1] = if_cs_read8(priv->card, IF_CS_C_CMD);
+ data[*len-1] = if_cs_read8(priv->card, IF_CS_RESP);
/* This is a workaround for a firmware that reports too much
* bytes */
@@ -330,7 +410,6 @@ out:
return ret;
}
-
static struct sk_buff *if_cs_receive_data(struct lbs_private *priv)
{
struct sk_buff *skb = NULL;
@@ -339,7 +418,7 @@ static struct sk_buff *if_cs_receive_data(struct lbs_private *priv)
lbs_deb_enter(LBS_DEB_CS);
- len = if_cs_read16(priv->card, IF_CS_C_READ_LEN);
+ len = if_cs_read16(priv->card, IF_CS_READ_LEN);
if (len == 0 || len > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE) {
lbs_pr_err("card data buffer has invalid # of bytes (%d)\n", len);
priv->stats.rx_dropped++;
@@ -354,38 +433,19 @@ static struct sk_buff *if_cs_receive_data(struct lbs_private *priv)
data = skb->data;
/* read even number of bytes, then odd byte if necessary */
- if_cs_read16_rep(priv->card, IF_CS_H_READ, data, len/sizeof(u16));
+ if_cs_read16_rep(priv->card, IF_CS_READ, data, len/sizeof(u16));
if (len & 1)
- data[len-1] = if_cs_read8(priv->card, IF_CS_H_READ);
+ data[len-1] = if_cs_read8(priv->card, IF_CS_READ);
dat_err:
- if_cs_write16(priv->card, IF_CS_H_STATUS, IF_CS_H_STATUS_RX_OVER);
- if_cs_write16(priv->card, IF_CS_H_INT_CAUSE, IF_CS_H_IC_RX_OVER);
+ if_cs_write16(priv->card, IF_CS_HOST_STATUS, IF_CS_BIT_RX);
+ if_cs_write16(priv->card, IF_CS_HOST_INT_CAUSE, IF_CS_BIT_RX);
out:
lbs_deb_leave_args(LBS_DEB_CS, "ret %p", skb);
return skb;
}
-
-
-/********************************************************************/
-/* Interrupts */
-/********************************************************************/
-
-static inline void if_cs_enable_ints(struct if_cs_card *card)
-{
- lbs_deb_enter(LBS_DEB_CS);
- if_cs_write16(card, IF_CS_H_INT_MASK, 0);
-}
-
-static inline void if_cs_disable_ints(struct if_cs_card *card)
-{
- lbs_deb_enter(LBS_DEB_CS);
- if_cs_write16(card, IF_CS_H_INT_MASK, IF_CS_H_IM_MASK);
-}
-
-
static irqreturn_t if_cs_interrupt(int irq, void *data)
{
struct if_cs_card *card = data;
@@ -394,10 +454,10 @@ static irqreturn_t if_cs_interrupt(int irq, void *data)
lbs_deb_enter(LBS_DEB_CS);
- cause = if_cs_read16(card, IF_CS_C_INT_CAUSE);
- if_cs_write16(card, IF_CS_C_INT_CAUSE, cause & IF_CS_C_IC_MASK);
-
+ /* Ask card interrupt cause register if there is something for us */
+ cause = if_cs_read16(card, IF_CS_CARD_INT_CAUSE);
lbs_deb_cs("cause 0x%04x\n", cause);
+
if (cause == 0) {
/* Not for us */
return IRQ_NONE;
@@ -409,11 +469,7 @@ static irqreturn_t if_cs_interrupt(int irq, void *data)
return IRQ_HANDLED;
}
- /* TODO: I'm not sure what the best ordering is */
-
- cause = if_cs_read16(card, IF_CS_C_STATUS) & IF_CS_C_S_MASK;
-
- if (cause & IF_CS_C_S_RX_UPLD_RDY) {
+ if (cause & IF_CS_BIT_RX) {
struct sk_buff *skb;
lbs_deb_cs("rx packet\n");
skb = if_cs_receive_data(priv);
@@ -421,16 +477,16 @@ static irqreturn_t if_cs_interrupt(int irq, void *data)
lbs_process_rxed_packet(priv, skb);
}
- if (cause & IF_CS_H_IC_TX_OVER) {
- lbs_deb_cs("tx over\n");
+ if (cause & IF_CS_BIT_TX) {
+ lbs_deb_cs("tx done\n");
lbs_host_to_card_done(priv);
}
- if (cause & IF_CS_C_S_CMD_UPLD_RDY) {
+ if (cause & IF_CS_BIT_RESP) {
unsigned long flags;
u8 i;
- lbs_deb_cs("cmd upload ready\n");
+ lbs_deb_cs("cmd resp\n");
spin_lock_irqsave(&priv->driver_lock, flags);
i = (priv->resp_idx == 0) ? 1 : 0;
spin_unlock_irqrestore(&priv->driver_lock, flags);
@@ -444,15 +500,17 @@ static irqreturn_t if_cs_interrupt(int irq, void *data)
spin_unlock_irqrestore(&priv->driver_lock, flags);
}
- if (cause & IF_CS_H_IC_HOST_EVENT) {
- u16 event = if_cs_read16(priv->card, IF_CS_C_STATUS)
- & IF_CS_C_S_STATUS_MASK;
- if_cs_write16(priv->card, IF_CS_H_INT_CAUSE,
- IF_CS_H_IC_HOST_EVENT);
- lbs_deb_cs("eventcause 0x%04x\n", event);
- lbs_queue_event(priv, event >> 8 & 0xff);
+ if (cause & IF_CS_BIT_EVENT) {
+ u16 status = if_cs_read16(priv->card, IF_CS_CARD_STATUS);
+ if_cs_write16(priv->card, IF_CS_HOST_INT_CAUSE,
+ IF_CS_BIT_EVENT);
+ lbs_queue_event(priv, (status & IF_CS_CARD_STATUS_MASK) >> 8);
}
+ /* Clear interrupt cause */
+ if_cs_write16(card, IF_CS_CARD_INT_CAUSE, cause & IF_CS_BIT_MASK);
+
+ lbs_deb_leave(LBS_DEB_CS);
return IRQ_HANDLED;
}
@@ -482,11 +540,11 @@ static int if_cs_prog_helper(struct if_cs_card *card)
/* "If the value is 0x5a, the firmware is already
* downloaded successfully"
*/
- if (scratch == 0x5a)
+ if (scratch == IF_CS_SCRATCH_HELPER_OK)
goto done;
/* "If the value is != 00, it is invalid value of register */
- if (scratch != 0x00) {
+ if (scratch != IF_CS_SCRATCH_BOOT_OK) {
ret = -ENODEV;
goto done;
}
@@ -514,26 +572,26 @@ static int if_cs_prog_helper(struct if_cs_card *card)
/* "write the number of bytes to be sent to the I/O Command
* write length register" */
- if_cs_write16(card, IF_CS_H_CMD_LEN, count);
+ if_cs_write16(card, IF_CS_CMD_LEN, count);
/* "write this to I/O Command port register as 16 bit writes */
if (count)
- if_cs_write16_rep(card, IF_CS_H_CMD,
+ if_cs_write16_rep(card, IF_CS_CMD,
&fw->data[sent],
count >> 1);
/* "Assert the download over interrupt command in the Host
* status register" */
- if_cs_write8(card, IF_CS_H_STATUS, IF_CS_H_STATUS_DNLD_OVER);
+ if_cs_write8(card, IF_CS_HOST_STATUS, IF_CS_BIT_COMMAND);
/* "Assert the download over interrupt command in the Card
* interrupt case register" */
- if_cs_write16(card, IF_CS_H_INT_CAUSE, IF_CS_H_IC_DNLD_OVER);
+ if_cs_write16(card, IF_CS_HOST_INT_CAUSE, IF_CS_BIT_COMMAND);
/* "The host polls the Card Status register ... for 50 ms before
declaring a failure */
- ret = if_cs_poll_while_fw_download(card, IF_CS_C_STATUS,
- IF_CS_C_S_CMD_DNLD_RDY);
+ ret = if_cs_poll_while_fw_download(card, IF_CS_CARD_STATUS,
+ IF_CS_BIT_COMMAND);
if (ret < 0) {
lbs_pr_err("can't download helper at 0x%x, ret %d\n",
sent, ret);
@@ -575,14 +633,15 @@ static int if_cs_prog_real(struct if_cs_card *card)
}
lbs_deb_cs("fw size %td\n", fw->size);
- ret = if_cs_poll_while_fw_download(card, IF_CS_C_SQ_READ_LOW, IF_CS_C_SQ_HELPER_OK);
+ ret = if_cs_poll_while_fw_download(card, IF_CS_SQ_READ_LOW,
+ IF_CS_SQ_HELPER_OK);
if (ret < 0) {
lbs_pr_err("helper firmware doesn't answer\n");
goto err_release;
}
for (sent = 0; sent < fw->size; sent += len) {
- len = if_cs_read16(card, IF_CS_C_SQ_READ_LOW);
+ len = if_cs_read16(card, IF_CS_SQ_READ_LOW);
if (len & 1) {
retry++;
lbs_pr_info("odd, need to retry this firmware block\n");
@@ -600,16 +659,16 @@ static int if_cs_prog_real(struct if_cs_card *card)
}
- if_cs_write16(card, IF_CS_H_CMD_LEN, len);
+ if_cs_write16(card, IF_CS_CMD_LEN, len);
- if_cs_write16_rep(card, IF_CS_H_CMD,
+ if_cs_write16_rep(card, IF_CS_CMD,
&fw->data[sent],
(len+1) >> 1);
- if_cs_write8(card, IF_CS_H_STATUS, IF_CS_H_STATUS_DNLD_OVER);
- if_cs_write16(card, IF_CS_H_INT_CAUSE, IF_CS_H_IC_DNLD_OVER);
+ if_cs_write8(card, IF_CS_HOST_STATUS, IF_CS_BIT_COMMAND);
+ if_cs_write16(card, IF_CS_HOST_INT_CAUSE, IF_CS_BIT_COMMAND);
- ret = if_cs_poll_while_fw_download(card, IF_CS_C_STATUS,
- IF_CS_C_S_CMD_DNLD_RDY);
+ ret = if_cs_poll_while_fw_download(card, IF_CS_CARD_STATUS,
+ IF_CS_BIT_COMMAND);
if (ret < 0) {
lbs_pr_err("can't download firmware at 0x%x\n", sent);
goto err_release;
@@ -806,6 +865,12 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
p_dev->irq.AssignedIRQ, p_dev->io.BasePort1,
p_dev->io.BasePort1 + p_dev->io.NumPorts1 - 1);
+ /* Check if we have a current silicon */
+ if (if_cs_read8(card, IF_CS_PRODUCT_ID) < IF_CS_CF8385_B1_REV) {
+ lbs_pr_err("old chips like 8385 rev B1 aren't supported\n");
+ ret = -ENODEV;
+ goto out2;
+ }
/* Load the firmware early, before calling into libertas.ko */
ret = if_cs_prog_helper(card);
@@ -837,7 +902,7 @@ static int if_cs_probe(struct pcmcia_device *p_dev)
/* Clear any interrupt cause that happend while sending
* firmware/initializing card */
- if_cs_write16(card, IF_CS_C_INT_CAUSE, IF_CS_C_IC_MASK);
+ if_cs_write16(card, IF_CS_CARD_INT_CAUSE, IF_CS_BIT_MASK);
if_cs_enable_ints(card);
/* And finally bring the card up */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 00:21:46 +0000