Pyun YongHyeon wrote:
On Wed, Aug 30, 2006 at 12:23:20PM +0900, Ganbold wrote:
> Hi,
>
> Thanks a lot for your patch. Your patch fixes panic, however I still see
> bge0: firmware handshake timed out
> bge0: link state changed to DOWN
> messages.
>
> When I tried to use Oleg's if_bge.c, rev. 1.140 in STABLE buildkernel stops:
>
> mkdep -f .depend -a -nostdinc -D_KERNEL -DKLD_MODULE -I-
> -DHAVE_KERNEL_OPTION_HEADERS -I. -I@ -I@/contrib/altq -I@/../include
> -I/usr/include -I/usr/obj/usr/src/sys/DEVIL
> /usr/src/sys/modules/bge/../../dev/bge/if_bge.c
> /usr/src/sys/modules/bge/../../dev/bge/if_bge.c:2570:35: macro
> "VLAN_INPUT_TAG" requires 4 arguments, but only 3 given
> mkdep: compile failed
> *** Error code 1
> 1 error
> *** Error code 2
> 1 error
> *** Error code 2
> mkdep: compile failed
> *** Error code 1
> 2 errors
> *** Error code 2
> 1 error
> *** Error code 2
> 1 error
>
> I see VLAN_INPUT_TAG is defined as VLAN_INPUT_TAG(_ifp, _m, _t,
> _errcase) in if_vlan_var.h, rev v 1.21.2.2 with 4 arguments, however
> new if_bge.c, rev. 1.140 uses 3 arguments.
> Is it safe to use if_vlan_var.h, rev 1.24 and if_vlan.c, rev 1.114 only?
> What other patches should I use?
> When all these changes MFC to STABLE?
>
You should use VLAN_INPUT_TAG_NEW macro in RELENG_6.
Anyway, here is guess work for BCM5752(obtained from OpenBSD).
Because I don't have 5752 hardware I don't know whether it works or
not. The patch is for RELENG_6(You need brgphy(4) patch too).
Where can I get brgphy(4) patch for RELENG_6?
thanks,
Ganbold
> thanks,
>
> Ganbold
>
> Pyun YongHyeon wrote:
> >I think your PHY was not recognized by brgphy(4). But I don't know it
> >fixes "firmware handshake timed out" issue you've seen.
> >Recently oleg fixed a long standing bug in bge(4). So you may also want
> >to merge the change.(See if_bge.c, rev. 1.140)
> >Patch generated against RELENG_6(compile tested only).
> >
------------------------------------------------------------------------
Index: if_bge.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/bge/if_bge.c,v
retrieving revision 1.91.2.16
diff -u -r1.91.2.16 if_bge.c
--- if_bge.c 10 Aug 2006 11:02:14 -0000 1.91.2.16
+++ if_bge.c 30 Aug 2006 07:20:43 -0000
@@ -1007,9 +1007,26 @@
/* Set up the PCI DMA control register. */
if (sc->bge_pcie) {
/* PCI Express bus */
- dma_rw_ctl = BGE_PCI_READ_CMD|BGE_PCI_WRITE_CMD |
- (0xf << BGE_PCIDMARWCTL_RD_WAT_SHIFT) |
- (0x2 << BGE_PCIDMARWCTL_WR_WAT_SHIFT);
+ uint32_t device_ctl;
+
+ /* alternative from Linux driver */
+#define DMA_CTRL_WRITE_PCIE_H20MARK_128 0x00180000
+#define DMA_CTRL_WRITE_PCIE_H20MARK_256 0x00380000
+
+ dma_rw_ctl = 0x76000000; /* XXX XXX XXX */;
+ device_ctl = pci_read_config(sc->bge_dev,
+ BGE_PCI_CONF_DEV_CTRL, 4);
+ if ((device_ctl & 0x00e0) && 0) {
+ /*
+ * This clause is exactly what the Broadcom-supplied
+ * Linux does; but given overall register programming
+ * by bge(4), this larger DMA-write watermark
+ * value causes BCM5721 chips to totally wedge.
+ */
+ dma_rw_ctl |= BGE_PCIDMA_RWCTL_PCIE_WRITE_WATRMARK_256;
+ } else {
+ dma_rw_ctl |= BGE_PCIDMA_RWCTL_PCIE_WRITE_WATRMARK_128;
+ }
} else if (sc->bge_pcix) {
/* PCI-X bus */
if (BGE_IS_5714_FAMILY(sc)) {
@@ -1148,22 +1165,20 @@
CSR_WRITE_4(sc, BGE_BMAN_DMA_DESCPOOL_HIWAT, 10);
/* Enable buffer manager */
- if (!(BGE_IS_5705_OR_BEYOND(sc))) {
- CSR_WRITE_4(sc, BGE_BMAN_MODE,
- BGE_BMANMODE_ENABLE|BGE_BMANMODE_LOMBUF_ATTN);
+ CSR_WRITE_4(sc, BGE_BMAN_MODE,
+ BGE_BMANMODE_ENABLE|BGE_BMANMODE_LOMBUF_ATTN);
- /* Poll for buffer manager start indication */
- for (i = 0; i < BGE_TIMEOUT; i++) {
- if (CSR_READ_4(sc, BGE_BMAN_MODE) & BGE_BMANMODE_ENABLE)
- break;
- DELAY(10);
- }
+ /* Poll for buffer manager start indication */
+ for (i = 0; i < BGE_TIMEOUT; i++) {
+ if (CSR_READ_4(sc, BGE_BMAN_MODE) & BGE_BMANMODE_ENABLE)
+ break;
+ DELAY(10);
+ }
- if (i == BGE_TIMEOUT) {
- device_printf(sc->bge_dev,
- "buffer manager failed to start\n");
- return (ENXIO);
- }
+ if (i == BGE_TIMEOUT) {
+ device_printf(sc->bge_dev,
+ "buffer manager failed to start\n");
+ return (ENXIO);
}
/* Enable flow-through queues */
Index: if_bgereg.h
===================================================================
RCS file: /home/ncvs/src/sys/dev/bge/if_bgereg.h,v
retrieving revision 1.36.2.7
diff -u -r1.36.2.7 if_bgereg.h
--- if_bgereg.h 10 Aug 2006 11:02:14 -0000 1.36.2.7
+++ if_bgereg.h 30 Aug 2006 07:20:43 -0000
@@ -196,6 +196,15 @@
#define BGE_PCI_ISR_MBX_HI 0xB0
#define BGE_PCI_ISR_MBX_LO 0xB4
+/* XXX:
+ * Used in PCI-Express code for 575x chips.
+ * Should be replaced with checking for a PCI config-space
+ * capability for PCI-Express, and PCI-Express standard
+ * offsets into that capability block.
+ */
+#define BGE_PCI_CONF_DEV_CTRL 0xD8
+#define BGE_PCI_CONF_DEV_STUS 0xDA
+
/* PCI Misc. Host control register */
#define BGE_PCIMISCCTL_CLEAR_INTA 0x00000001
#define BGE_PCIMISCCTL_MASK_PCI_INTR 0x00000002
@@ -305,6 +314,10 @@
#define BGE_PCIDMARWCTL_DFLT_PCI_WR_CMD 0xF0000000
# define BGE_PCIDMA_RWCTL_PCI_WR_CMD_SHIFT 28
+/* PCI DMA Read/Write Control register, alternate usage for PCI-Express */
+#define BGE_PCIDMA_RWCTL_PCIE_WRITE_WATRMARK_128 0x00180000
+#define BGE_PCIDMA_RWCTL_PCIE_WRITE_WATRMARK_256 0x00380000
+
#define BGE_PCI_READ_BNDRY_DISABLE 0x00000000
#define BGE_PCI_READ_BNDRY_16BYTES 0x00000100
#define BGE_PCI_READ_BNDRY_32BYTES 0x00000200
------------------------------------------------------------------------
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