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Staging: sxg: Add Rev B support in the Sahara SXG driver 

This patch makes the Sahara SXG driver use Rev B firmware instead of Rev A.
The firmware version is 1.71

Signed-off-by: Michael Miles <mmiles@alacritech.com>
Signed-off-by: Mithlesh Thukral <mithlesh@linsyssoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Mithlesh Thukral 2009-02-18 18:54:14 +05:30 коммит произвёл Greg Kroah-Hartman
Родитель 497ef3c5f1
Коммит a536efcc76
4 изменённых файлов: 169 добавлений и 67 удалений
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183
drivers/staging/sxg/sxg.c
Просмотреть файл

@ -81,14 +81,14 @@
#include "sxg.h"
#include "sxgdbg.h"
#include "sxgphycode.h"
#include "sxgphycode-1.2.h"
#define SXG_UCODE_DBG 0 /* Turn on for debugging */
#ifdef SXG_UCODE_DBG
#include "saharadbgdownload.c"
#include "saharadbgdownloadB.c"
#include "saharadbgdownload-1.71.c"
#include "saharadbgdownloadB-1.10.c"
#else
#include "saharadownload.c"
#include "saharadownloadB.c"
#include "saharadownload-1.55.c"
#include "saharadownloadB-1.8.c"
#endif
static int sxg_allocate_buffer_memory(struct adapter_t *adapter, u32 Size,
@ -410,22 +410,42 @@ static bool sxg_download_microcode(struct adapter_t *adapter,
DBG_ERROR("sxg: %s ENTER\n", __func__);
switch (UcodeSel) {
case SXG_UCODE_SAHARA: /* Sahara operational ucode */
numSections = SNumSections;
for (i = 0; i < numSections; i++) {
sectionSize[i] = SSectionSize[i];
sectionStart[i] = SSectionStart[i];
}
break;
default:
printk(KERN_ERR KBUILD_MODNAME
": Woah, big error with the microcode!\n");
break;
case SXG_UCODE_SYSTEM: // System (operational) ucode
switch (adapter->asictype) {
case SAHARA_REV_A:
DBG_ERROR("%s SAHARA CARD REVISION A\n",
__func__);
numSections = SNumSections;
for (i = 0; i < numSections; i++) {
sectionSize[i] =
SSectionSize[i];
sectionStart[i] =
SSectionStart[i];
}
break;
case SAHARA_REV_B:
DBG_ERROR("%s SAHARA CARD REVISION B\n",
__func__);
numSections = SBNumSections;
for (i = 0; i < numSections; i++) {
sectionSize[i] =
SBSectionSize[i];
sectionStart[i] =
SBSectionStart[i];
}
break;
}
break;
default:
printk(KERN_ERR KBUILD_MODNAME
": Woah, big error with the microcode!\n");
break;
}
DBG_ERROR("sxg: RESET THE CARD\n");
/* First, reset the card */
WRITE_REG(HwRegs->Reset, 0xDEAD, FLUSH);
udelay(50);
/*
* Download each section of the microcode as specified in
@ -436,13 +456,21 @@ static bool sxg_download_microcode(struct adapter_t *adapter,
for (Section = 0; Section < numSections; Section++) {
DBG_ERROR("sxg: SECTION # %d\n", Section);
switch (UcodeSel) {
case SXG_UCODE_SAHARA:
Instruction = (u32 *) & SaharaUCode[Section][0];
case SXG_UCODE_SYSTEM:
switch (adapter->asictype) {
case SAHARA_REV_A:
Instruction = (u32 *) & SaharaUCode[Section][0];
break;
case SAHARA_REV_B:
Instruction = (u32 *) & SaharaUCodeB[Section][0];
break;
}
break;
default:
ASSERT(0);
break;
}
BaseAddress = sectionStart[Section];
/* Size in instructions */
ThisSectionSize = sectionSize[Section] / 12;
@ -481,12 +509,21 @@ static bool sxg_download_microcode(struct adapter_t *adapter,
for (Section = 0; Section < numSections; Section++) {
DBG_ERROR("sxg: check SECTION # %d\n", Section);
switch (UcodeSel) {
case SXG_UCODE_SAHARA:
Instruction = (u32 *) & SaharaUCode[Section][0];
break;
default:
ASSERT(0);
break;
case SXG_UCODE_SYSTEM:
switch (adapter->asictype) {
case SAHARA_REV_A:
Instruction = (u32 *) &
SaharaUCode[Section][0];
break;
case SAHARA_REV_B:
Instruction = (u32 *) &
SaharaUCodeB[Section][0];
break;
}
break;
default:
ASSERT(0);
break;
}
BaseAddress = sectionStart[Section];
/* Size in instructions */
@ -555,7 +592,7 @@ static bool sxg_download_microcode(struct adapter_t *adapter,
* synchronize with the card so it can scribble on the memory
* that contained 0xCAFE from the "CardUp" step above
*/
if (UcodeSel == SXG_UCODE_SAHARA) {
if (UcodeSel == SXG_UCODE_SYSTEM) {
WRITE_REG(adapter->UcodeRegs[0].LoadSync, 0, FLUSH);
}
@ -891,6 +928,7 @@ static int sxg_entry_probe(struct pci_dev *pcidev,
u32 status = 0;
ulong mmio_start = 0;
ulong mmio_len = 0;
unsigned char revision_id;
DBG_ERROR("sxg: %s 2.6 VERSION ENTER jiffies[%lx] cpu %d\n",
__func__, jiffies, smp_processor_id());
@ -915,6 +953,8 @@ static int sxg_entry_probe(struct pci_dev *pcidev,
printk(KERN_INFO "%s\n", SXG_DRV_VERSION);
}
pci_read_config_byte(pcidev, PCI_REVISION_ID, &revision_id);
if (!(err = pci_set_dma_mask(pcidev, DMA_64BIT_MASK))) {
DBG_ERROR("pci_set_dma_mask(DMA_64BIT_MASK) successful\n");
} else {
@ -950,6 +990,15 @@ static int sxg_entry_probe(struct pci_dev *pcidev,
pci_set_drvdata(pcidev, netdev);
adapter = netdev_priv(netdev);
if (revision_id == 1) {
adapter->asictype = SAHARA_REV_A;
} else if (revision_id == 2) {
adapter->asictype = SAHARA_REV_B;
} else {
ASSERT(0);
DBG_ERROR("%s Unexpected revision ID %x\n", __FUNCTION__, revision_id);
goto err_out_exit_sxg_probe;
}
adapter->netdev = netdev;
adapter->pcidev = pcidev;
@ -1054,7 +1103,7 @@ static int sxg_entry_probe(struct pci_dev *pcidev,
}
DBG_ERROR("sxg: %s ENTER sxg_download_microcode\n", __func__);
if (sxg_download_microcode(adapter, SXG_UCODE_SAHARA)) {
if (sxg_download_microcode(adapter, SXG_UCODE_SYSTEM)) {
DBG_ERROR("sxg: %s ENTER sxg_adapter_set_hwaddr\n",
__func__);
sxg_read_config(adapter);
@ -1762,9 +1811,6 @@ static struct sk_buff *sxg_slow_receive(struct adapter_t *adapter,
if (Event->Status & EVENT_STATUS_RCVERR) {
SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "RcvError",
Event, Event->Status, Event->HostHandle, 0);
/* XXXTODO - Remove this print later */
DBG_ERROR("SXG: Receive error %x\n", *(u32 *)
SXG_RECEIVE_DATA_LOCATION(RcvDataBufferHdr));
sxg_process_rcv_error(adapter, *(u32 *)
SXG_RECEIVE_DATA_LOCATION
(RcvDataBufferHdr));
@ -2144,7 +2190,7 @@ static int sxg_entry_open(struct net_device *dev)
* The microcode expects it to be downloaded on every open.
*/
DBG_ERROR("sxg: %s ENTER sxg_download_microcode\n", __FUNCTION__);
if (sxg_download_microcode(adapter, SXG_UCODE_SAHARA)) {
if (sxg_download_microcode(adapter, SXG_UCODE_SYSTEM)) {
DBG_ERROR("sxg: %s ENTER sxg_adapter_set_hwaddr\n",
__FUNCTION__);
sxg_read_config(adapter);
@ -2639,7 +2685,8 @@ static int sxg_dumb_sgl(struct sxg_x64_sgl *pSgl,
* the start of the next 64k boundary and continue
*/
if (SXG_INVALID_SGL(phys_addr,skb->data_len))
if ((adapter->asictype == SAHARA_REV_A) &&
(SXG_INVALID_SGL(phys_addr,skb->data_len)))
{
spin_unlock_irqrestore(&adapter->XmtZeroLock, flags);
/* Silently drop this packet */
@ -2725,6 +2772,7 @@ static int sxg_initialize_link(struct adapter_t *adapter)
u32 Value;
u32 ConfigData;
u32 MaxFrame;
u32 AxgMacReg1;
int status;
SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "InitLink",
@ -2771,24 +2819,27 @@ static int sxg_initialize_link(struct adapter_t *adapter)
WRITE_REG(HwRegs->MacConfig0, 0, TRUE);
/* Configure MAC */
WRITE_REG(HwRegs->MacConfig1, (
/* Allow sending of pause */
AXGMAC_CFG1_XMT_PAUSE |
/* Enable XMT */
AXGMAC_CFG1_XMT_EN |
/* Enable detection of pause */
AXGMAC_CFG1_RCV_PAUSE |
/* Enable receive */
AXGMAC_CFG1_RCV_EN |
/* short frame detection */
AXGMAC_CFG1_SHORT_ASSERT |
/* Verify frame length */
AXGMAC_CFG1_CHECK_LEN |
/* Generate FCS */
AXGMAC_CFG1_GEN_FCS |
/* Pad frames to 64 bytes */
AXGMAC_CFG1_PAD_64),
TRUE);
AxgMacReg1 = ( /* Enable XMT */
AXGMAC_CFG1_XMT_EN |
/* Enable receive */
AXGMAC_CFG1_RCV_EN |
/* short frame detection */
AXGMAC_CFG1_SHORT_ASSERT |
/* Verify frame length */
AXGMAC_CFG1_CHECK_LEN |
/* Generate FCS */
AXGMAC_CFG1_GEN_FCS |
/* Pad frames to 64 bytes */
AXGMAC_CFG1_PAD_64);
if (adapter->XmtFcEnabled) {
AxgMacReg1 |= AXGMAC_CFG1_XMT_PAUSE; /* Allow sending of pause */
}
if (adapter->RcvFcEnabled) {
AxgMacReg1 |= AXGMAC_CFG1_RCV_PAUSE; /* Enable detection of pause */
}
WRITE_REG(HwRegs->MacConfig1, AxgMacReg1, TRUE);
/* Set AXGMAC max frame length if jumbo. Not needed for standard MTU */
if (adapter->JumboEnabled) {
@ -2806,13 +2857,20 @@ static int sxg_initialize_link(struct adapter_t *adapter)
* This value happens to be the default value for this register, so we
* really don't have to do this.
*/
WRITE_REG(HwRegs->MacAmiimConfig, 0x0000003E, TRUE);
if (adapter->asictype == SAHARA_REV_B) {
WRITE_REG(HwRegs->MacAmiimConfig, 0x0000001F, TRUE);
} else {
WRITE_REG(HwRegs->MacAmiimConfig, 0x0000003E, TRUE);
}
/* Power up and enable PHY and XAUI/XGXS/Serdes logic */
WRITE_REG(HwRegs->LinkStatus,
(LS_PHY_CLR_RESET |
LS_XGXS_ENABLE |
LS_XGXS_CTL | LS_PHY_CLK_EN | LS_ATTN_ALARM), TRUE);
(LS_PHY_CLR_RESET |
LS_XGXS_ENABLE |
LS_XGXS_CTL |
LS_PHY_CLK_EN |
LS_ATTN_ALARM),
TRUE);
DBG_ERROR("After Power Up and enable PHY in sxg_initialize_link\n");
/*
@ -2886,6 +2944,11 @@ static int sxg_initialize_link(struct adapter_t *adapter)
RCV_CONFIG_TZIPV4 |
RCV_CONFIG_HASH_16 |
RCV_CONFIG_SOCKET | RCV_CONFIG_BUFSIZE(MaxFrame));
if (adapter->asictype == SAHARA_REV_B) {
ConfigData |= (RCV_CONFIG_HIPRICTL |
RCV_CONFIG_NEWSTATUSFMT);
}
WRITE_REG(HwRegs->RcvConfig, ConfigData, TRUE);
WRITE_REG(HwRegs->XmtConfig, XMT_CONFIG_ENABLE, TRUE);
@ -2994,7 +3057,16 @@ static void sxg_link_event(struct adapter_t *adapter)
sxg_link_state(adapter, SXG_LINK_DOWN);
/* ASSERT(0); */
}
ASSERT(Value & LASI_STATUS_LS_ALARM);
/*
* We used to assert that the LASI_LS_ALARM bit was set, as
* it should be. But there appears to be cases during
* initialization (when the PHY is reset and re-initialized)
* when we get a link alarm, but the status bit is 0 when we
* read it. Rather than trying to assure this never happens
* (and nver being certain), just ignore it.
* ASSERT(Value & LASI_STATUS_LS_ALARM);
*/
/* Now get and set the link state */
LinkState = sxg_get_link_state(adapter);
@ -4118,6 +4190,9 @@ static int sxg_initialize_adapter(struct adapter_t *adapter)
*/
adapter->Dead = FALSE;
adapter->PingOutstanding = FALSE;
adapter->XmtFcEnabled = TRUE;
adapter->RcvFcEnabled = TRUE;
adapter->State = SXG_STATE_RUNNING;
SXG_TRACE(TRACE_SXG, SxgTraceBuffer, TRACE_NOISY, "XInit",

9
drivers/staging/sxg/sxg.h
Просмотреть файл

@ -369,9 +369,9 @@ enum SXG_LINK_STATE {
/* Microcode file selection codes */
enum SXG_UCODE_SEL {
SXG_UCODE_SAHARA, /* Sahara ucode */
SXG_UCODE_SDIAGCPU, /* Sahara CPU diagnostic ucode */
SXG_UCODE_SDIAGSYS /* Sahara system diagnostic ucode */
SXG_UCODE_SYSTEM, /* System (operational) uucode */
SXG_UCODE_SDIAGCPU, /* System CPU diagnostic ucode */
SXG_UCODE_SDIAGSYS /* System diagnostic ucode */
};
@ -537,6 +537,7 @@ struct adapter_t {
u32 memorylength;
u32 drambase;
u32 dramlength;
enum asic_type asictype; /* type of ASIC (chip) */
unsigned int activated;
u32 intrregistered;
unsigned int isp_initialized;
@ -680,6 +681,8 @@ struct adapter_t {
u32 RssEnabled:1; /* RSS Enabled */
u32 FailOnBadEeprom:1; /* Fail on Bad Eeprom */
u32 DiagStart:1; /* Init adapter for diagnostic start */
u32 XmtFcEnabled:1;
u32 RcvFcEnabled:1;
/* Stats */
u32 PendingRcvCount; /* Outstanding rcv indications */
u32 PendingXmtCount; /* Outstanding send requests */

11
drivers/staging/sxg/sxghif.h
Просмотреть файл

@ -150,13 +150,16 @@ struct sxg_ucode_regs {
/* Disable interrupt aggregation on xmt */
#define SXG_AGG_XMT_DISABLE 0x80000000
/* The Microcode supports up to 8 RSS queues */
#define SXG_MAX_RSS 8
/* The Microcode supports up to 16 RSS queues (RevB) */
#define SXG_MAX_RSS 16
#define SXG_MAX_RSS_REVA 8
#define SXG_MAX_RSS_TABLE_SIZE 256 /* 256-byte max */
#define SXG_RSS_TCP6 0x00000001 /* RSS TCP over IPv6 */
#define SXG_RSS_TCP4 0x00000002 /* RSS TCP over IPv4 */
#define SXG_RSS_REVA_TCP6 0x00000001 /* RSS TCP over IPv6 */
#define SXG_RSS_REVA_TCP4 0x00000002 /* RSS TCP over IPv4 */
#define SXG_RSS_IP 0x00000001 /* RSS TCP over IPv6 */
#define SXG_RSS_TCP 0x00000002 /* RSS TCP over IPv4 */
#define SXG_RSS_LEGACY 0x00000004 /* Line-base interrupts */
#define SXG_RSS_TABLE_SIZE 0x0000FF00 /* Table size mask */

33
drivers/staging/sxg/sxghw.h
Просмотреть файл

@ -18,6 +18,22 @@
/* PCI Device ID */
#define SXG_DEVICE_ID 0x0009 /* Sahara Device ID */
/* Type of ASIC in use */
enum asic_type {
SAHARA_REV_A,
SAHARA_REV_B
};
/* Type of Xcvr in fiber card */
enum xcvr_type {
XCVR_UNKNOWN,
XCVR_NONE,
XCVR_SR,
XCVR_LR,
XCVR_LRM,
XCVR_CR
};
/*
* Subsystem IDs.
*
@ -265,9 +281,11 @@ struct sxg_hw_regs {
#define RCV_CONFIG_HASH_4 0x00020000 /* Hash depth 4 */
#define RCV_CONFIG_HASH_2 0x00030000 /* Hash depth 2 */
/* Buffer length bits 15:4. ie multiple of 16. */
#define RCV_CONFIG_BUFLEN_MASK 0x0000FFF0
#define RCV_CONFIG_BUFLEN_MASK 0x0000FFE0
/* Disable socket detection on attn */
#define RCV_CONFIG_SKT_DIS 0x00000008
#define RCV_CONFIG_HIPRICTL 0x00000002 /* Ctrl frames on high-prioirty RcvQ */
#define RCV_CONFIG_NEWSTATUSFMT 0x00000001 /* Use RevB status format */
/*
* Macro to determine RCV_CONFIG_BUFLEN based on maximum frame size.
* We add 18 bytes for Sahara receive status and padding, plus 4 bytes for CRC,
@ -640,6 +658,9 @@ struct sxg_hw_regs {
/* PHY_XS_LANE_STATUS register bit definitions */
#define XS_LANE_ALIGN 0x1000 /* XS transmit lanes aligned */
#define XCVR_VENDOR_LEN 16 /* xcvr vendor len */
#define XCVR_MODEL_LEN 16 /* xcvr model len */
/* PHY Microcode download data structure */
struct phy_ucode {
ushort Addr;
@ -970,6 +991,10 @@ struct adapt_userinfo {
/* u32 LinkState; */
u32 LinkSpeed; /* not currently needed */
u32 LinkDuplex; /* not currently needed */
enum xcvr_type XcvrType; /* type of xcvr on fiber card */
/* fiber card xcvr vendor */
unsigned char XcvrVendor[XCVR_VENDOR_LEN];
unsigned char XcvrMode[XCVR_MODEL_LEN];
u32 Port; /* not currently needed */
u32 PhysPort; /* not currently needed */
ushort PciLanes;
@ -984,11 +1009,7 @@ struct adapt_userinfo {
/* Miscellaneous Hardware definitions */
/* Type of ASIC in use */
enum ASIC_TYPE{
SAHARA_REV_A,
SAHARA_REV_B
};
/* Hardware Type definitions */
/* Sahara (ASIC level) defines */
#define SAHARA_GRAM_SIZE 0x020000 /* GRAM size - 128 KB */