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Code Issues Releases Activity

- Remove stale VPD support and its comment and get device name from VPD API.

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- Do not repeatedly read vendor/device IDs while probing.
- Remove redundant bzero(3) for softc.  device_get_softc(9) does it for free[1].

Reviewed by:	glebius
Suggested by:	glebius[1]
This commit is contained in:
Jung-uk Kim 2006-12-18 16:40:04 +00:00
parent b35e435f6e
commit 7c929cf95b
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=165333
2 changed files with 19 additions and 48 deletions
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42
sys/dev/bge/if_bge.c
View File

@ -1659,40 +1659,42 @@ bge_lookup_vendor(uint16_t vid)
* against our list and return its name if we find a match.
*
* Note that since the Broadcom controller contains VPD support, we
* can get the device name string from the controller itself instead
* of the compiled-in string. This is a little slow, but it guarantees
* we'll always announce the right product name. Unfortunately, this
* is possible only later in bge_attach(), when we have established
* access to EEPROM.
* try to get the device name string from the controller itself instead
* of the compiled-in string. It guarantees we'll always announce the
* right product name. We fall back to the compiled-in string when
* VPD is unavailable or corrupt.
*/
static int
bge_probe(device_t dev)
{
struct bge_type *t = bge_devs;
struct bge_softc *sc = device_get_softc(dev);
uint16_t vid, did;
bzero(sc, sizeof(struct bge_softc));
sc->bge_dev = dev;
vid = pci_get_vendor(dev);
did = pci_get_device(dev);
while(t->bge_vid != 0) {
if ((pci_get_vendor(dev) == t->bge_vid) &&
(pci_get_device(dev) == t->bge_did)) {
char buf[64];
if ((vid == t->bge_vid) && (did == t->bge_did)) {
char model[64], buf[96];
const struct bge_revision *br;
const struct bge_vendor *v;
const char *pname;
uint32_t id;
id = pci_read_config(dev, BGE_PCI_MISC_CTL, 4) &
BGE_PCIMISCCTL_ASICREV;
br = bge_lookup_rev(id);
id >>= 16;
v = bge_lookup_vendor(t->bge_vid);
if (br == NULL)
snprintf(buf, 64, "%s unknown ASIC (%#04x)",
v->v_name, id);
v = bge_lookup_vendor(vid);
if (pci_get_vpd_ident(dev, &pname))
snprintf(model, 64, "%s %s",
v->v_name,
br != NULL ? br->br_name :
"NetXtreme Ethernet Controller");
else
snprintf(buf, 64, "%s %s, ASIC rev. %#04x",
v->v_name, br->br_name, id);
snprintf(model, 64, "%s", pname);
snprintf(buf, 96, "%s, %sASIC rev. %#04x", model,
br != NULL ? "" : "unknown ", id >> 16);
device_set_desc_copy(dev, buf);
if (pci_get_subvendor(dev) == DELL_VENDORID)
sc->bge_flags |= BGE_FLAG_NO3LED;
@ -2501,12 +2503,6 @@ bge_release_resources(struct bge_softc *sc)
dev = sc->bge_dev;
if (sc->bge_vpd_prodname != NULL)
free(sc->bge_vpd_prodname, M_DEVBUF);
if (sc->bge_vpd_readonly != NULL)
free(sc->bge_vpd_readonly, M_DEVBUF);
if (sc->bge_intrhand != NULL)
bus_teardown_intr(dev, sc->bge_irq, sc->bge_intrhand);

25
sys/dev/bge/if_bgereg.h
View File

@ -2302,29 +2302,6 @@ struct bge_gib {
*/
#define BGE_INC(x, y) (x) = (x + 1) % y
/*
* Vital product data and structures.
*/
#define BGE_VPD_FLAG 0x8000
/* VPD structures */
struct vpd_res {
uint8_t vr_id;
uint8_t vr_len;
uint8_t vr_pad;
};
struct vpd_key {
char vk_key[2];
uint8_t vk_len;
};
#define VPD_RES_ID 0x82 /* ID string */
#define VPD_RES_READ 0x90 /* start of read only area */
#define VPD_RES_WRITE 0x81 /* start of read/write area */
#define VPD_RES_END 0x78 /* end tag */
/*
* Register access macros. The Tigon always uses memory mapped register
* accesses and all registers must be accessed with 32 bit operations.
@ -2504,8 +2481,6 @@ struct bge_softc {
int bge_link_evt; /* pending link event */
int bge_timer;
struct callout bge_stat_ch;
char *bge_vpd_prodname;
char *bge_vpd_readonly;
uint32_t bge_rx_discards;
uint32_t bge_tx_discards;
uint32_t bge_tx_collisions;