Author: np
Date: Tue Jul 18 00:50:58 2017
New Revision: 321103
URL: https://svnweb.freebsd.org/changeset/base/321103
Log:
cxgbe(4): New ioctls to flash bootrom and boot config to the card.
MFC after: 2 weeks
Sponsored by: Chelsio Communications
Modified:
head/sys/dev/cxgbe/t4_ioctl.h
head/sys/dev/cxgbe/t4_main.c
Modified: head/sys/dev/cxgbe/t4_ioctl.h
==============================================================================
--- head/sys/dev/cxgbe/t4_ioctl.h Mon Jul 17 23:16:33 2017
(r321102)
+++ head/sys/dev/cxgbe/t4_ioctl.h Tue Jul 18 00:50:58 2017
(r321103)
@@ -57,6 +57,8 @@ enum {
T4_GET_TRACER, /* get information about a tracer */
T4_SET_TRACER, /* program a tracer */
T4_LOAD_CFG, /* copy a config file to card's flash */
+ T4_LOAD_BOOT, /* flash boot rom */
+ T4_LOAD_BOOTCFG, /* flash bootcfg */
};
struct t4_reg {
@@ -78,6 +80,13 @@ struct t4_data {
uint8_t *data;
};
+struct t4_bootrom {
+ uint32_t pf_offset;
+ uint32_t pfidx_addr;
+ uint32_t len;
+ uint8_t *data;
+};
+
struct t4_i2c_data {
uint8_t port_id;
uint8_t dev_addr;
@@ -346,4 +355,6 @@ struct t4_tracer {
#define CHELSIO_T4_GET_TRACER _IOWR('f', T4_GET_TRACER, struct t4_tracer)
#define CHELSIO_T4_SET_TRACER _IOW('f', T4_SET_TRACER, struct t4_tracer)
#define CHELSIO_T4_LOAD_CFG _IOW('f', T4_LOAD_CFG, struct t4_data)
+#define CHELSIO_T4_LOAD_BOOT _IOW('f', T4_LOAD_BOOT, struct t4_bootrom)
+#define CHELSIO_T4_LOAD_BOOTCFG _IOW('f', T4_LOAD_BOOTCFG, struct
t4_data)
#endif
Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c Mon Jul 17 23:16:33 2017
(r321102)
+++ head/sys/dev/cxgbe/t4_main.c Tue Jul 18 00:50:58 2017
(r321103)
@@ -571,6 +571,8 @@ static int set_tcb_rpl(struct sge_iq *, const struct r
static int get_sge_context(struct adapter *, struct t4_sge_context *);
static int load_fw(struct adapter *, struct t4_data *);
static int load_cfg(struct adapter *, struct t4_data *);
+static int load_boot(struct adapter *, struct t4_bootrom *);
+static int load_bootcfg(struct adapter *, struct t4_data *);
static int read_card_mem(struct adapter *, int, struct t4_mem_range *);
static int read_i2c(struct adapter *, struct t4_i2c_data *);
#ifdef TCP_OFFLOAD
@@ -8852,6 +8854,87 @@ done:
return (rc);
}
+static int
+load_boot(struct adapter *sc, struct t4_bootrom *br)
+{
+ int rc;
+ uint8_t *br_data = NULL;
+ u_int offset;
+
+ if (br->len > 1024 * 1024)
+ return (EFBIG);
+
+ if (br->pf_offset == 0) {
+ /* pfidx */
+ if (br->pfidx_addr > 7)
+ return (EINVAL);
+ offset = G_OFFSET(t4_read_reg(sc, PF_REG(br->pfidx_addr,
+ A_PCIE_PF_EXPROM_OFST)));
+ } else if (br->pf_offset == 1) {
+ /* offset */
+ offset = G_OFFSET(br->pfidx_addr);
+ } else {
+ return (EINVAL);
+ }
+
+ rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldbr");
+ if (rc)
+ return (rc);
+
+ if (br->len == 0) {
+ /* clear */
+ rc = -t4_load_boot(sc, NULL, offset, 0);
+ goto done;
+ }
+
+ br_data = malloc(br->len, M_CXGBE, M_WAITOK);
+ if (br_data == NULL) {
+ rc = ENOMEM;
+ goto done;
+ }
+
+ rc = copyin(br->data, br_data, br->len);
+ if (rc == 0)
+ rc = -t4_load_boot(sc, br_data, offset, br->len);
+
+ free(br_data, M_CXGBE);
+done:
+ end_synchronized_op(sc, 0);
+ return (rc);
+}
+
+static int
+load_bootcfg(struct adapter *sc, struct t4_data *bc)
+{
+ int rc;
+ uint8_t *bc_data = NULL;
+
+ rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4ldcf");
+ if (rc)
+ return (rc);
+
+ if (bc->len == 0) {
+ /* clear */
+ rc = -t4_load_bootcfg(sc, NULL, 0);
+ goto done;
+ }
+
+ bc_data = malloc(bc->len, M_CXGBE, M_WAITOK);
+ if (bc_data == NULL) {
+ rc = ENOMEM;
+ goto done;
+ }
+
+ rc = copyin(bc->data, bc_data, bc->len);
+ if (rc == 0)
+ rc = -t4_load_bootcfg(sc, bc_data, bc->len);
+
+ free(bc_data, M_CXGBE);
+done:
+ end_synchronized_op(sc, 0);
+ return (rc);
+}
+
#define MAX_READ_BUF_SIZE (128 * 1024)
static int
read_card_mem(struct adapter *sc, int win, struct t4_mem_range *mr)
@@ -9193,6 +9276,12 @@ t4_ioctl(struct cdev *dev, unsigned long cmd, caddr_t
break;
case CHELSIO_T4_LOAD_CFG:
rc = load_cfg(sc, (struct t4_data *)data);
+ break;
+ case CHELSIO_T4_LOAD_BOOT:
+ rc = load_boot(sc, (struct t4_bootrom *)data);
+ break;
+ case CHELSIO_T4_LOAD_BOOTCFG:
+ rc = load_bootcfg(sc, (struct t4_data *)data);
break;
default:
rc = ENOTTY;
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