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120 lines
3.5 KiB
Diff
120 lines
3.5 KiB
Diff
diff -urN linux.old/arch/mips/bcm947xx/pcibios.c linux.dev/arch/mips/bcm947xx/pcibios.c
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--- linux.old/arch/mips/bcm947xx/pcibios.c 2006-04-07 21:20:59.000000000 +0200
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+++ linux.dev/arch/mips/bcm947xx/pcibios.c 2006-04-08 03:17:59.000000000 +0200
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@@ -157,6 +157,7 @@
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static u32 pci_iobase = 0x100;
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static u32 pci_membase = SB_PCI_DMA;
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+static u32 pcmcia_membase = 0x40004000;
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void __init
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pcibios_fixup_bus(struct pci_bus *b)
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@@ -188,7 +189,7 @@
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/* Fix up resource bases */
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for (pos = 0; pos < 6; pos++) {
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res = &d->resource[pos];
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- base = (res->flags & IORESOURCE_IO) ? &pci_iobase : &pci_membase;
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+ base = (res->flags & IORESOURCE_IO) ? &pci_iobase : ((b->number == 2) ? &pcmcia_membase : &pci_membase);
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if (res->end) {
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size = res->end - res->start + 1;
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if (*base & (size - 1))
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@@ -308,7 +309,12 @@
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where = PCI_BASE_ADDRESS_0 + (resource * 4);
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size = res->end - res->start;
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pci_read_config_dword(dev, where, ®);
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- reg = (reg & size) | (((u32)(res->start - root->start)) & ~size);
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+
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+ if (dev->bus->number == 1)
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+ reg = (reg & size) | (((u32)(res->start - root->start)) & ~size);
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+ else
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+ reg = res->start;
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+
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pci_write_config_dword(dev, where, reg);
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}
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diff -urN linux.old/drivers/pcmcia/yenta.c linux.dev/drivers/pcmcia/yenta.c
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--- linux.old/drivers/pcmcia/yenta.c 2004-11-17 12:54:21.000000000 +0100
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+++ linux.dev/drivers/pcmcia/yenta.c 2006-04-11 17:47:45.000000000 +0200
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@@ -543,6 +543,9 @@
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* Probe for usable interrupts using the force
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* register to generate bogus card status events.
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*/
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+
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+#ifndef CONFIG_BCM947XX
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+ /* WRT54G3G does not like this */
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cb_writel(socket, CB_SOCKET_EVENT, -1);
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cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
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exca_writeb(socket, I365_CSCINT, 0);
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@@ -557,7 +560,8 @@
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}
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cb_writel(socket, CB_SOCKET_MASK, 0);
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exca_writeb(socket, I365_CSCINT, 0);
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-
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+#endif
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+
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mask = probe_irq_mask(val) & 0xffff;
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bridge_ctrl &= ~CB_BRIDGE_INTR;
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@@ -578,6 +582,12 @@
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socket->cap.cb_dev = socket->dev;
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socket->cap.bus = NULL;
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+#ifdef CONFIG_BCM947XX
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+ /* irq mask probing is broken for the WRT54G3G */
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+ if (socket->cap.irq_mask == 0)
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+ socket->cap.irq_mask = 0x6f8;
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+#endif
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+
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printk(KERN_INFO "Yenta ISA IRQ mask 0x%04x, PCI irq %d\n",
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socket->cap.irq_mask, socket->cb_irq);
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}
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@@ -609,6 +619,15 @@
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printk(KERN_INFO "Socket status: %08x\n",
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cb_readl(socket, CB_SOCKET_STATE));
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+ /* Generate an interrupt on card insert/remove */
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+ config_writew(socket, CB_SOCKET_MASK, CB_CSTSMASK | CB_CDMASK);
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+
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+ /* Set up Multifunction Routing Status Register */
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+ config_writew(socket, 0x8C, 0x1000 /* MFUNC3 to GPIO3 */ | 0x2 /* MFUNC0 to INTA */);
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+
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+ /* Switch interrupts to parallelized */
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+ config_writeb(socket, 0x92, 0x64);
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+
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/* Register it with the pcmcia layer.. */
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cardbus_register(socket);
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@@ -731,7 +750,7 @@
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{
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struct pci_bus *bus;
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struct resource *root, *res;
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- u32 start, end;
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+ u32 start = 0, end = 0;
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u32 align, size, min, max;
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unsigned offset;
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unsigned mask;
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@@ -750,6 +769,15 @@
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res->end = 0;
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root = pci_find_parent_resource(socket->dev, res);
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+#ifdef CONFIG_BCM947XX
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+ /* default mem resources are completely fscked up on the wrt54g3g */
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+ /* bypass the entire resource allocation stuff below and just set it statically */
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+ if (type & IORESOURCE_MEM) {
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+ res->start = 0x40004000;
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+ res->end = res->start + 0x3fff;
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+ }
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+
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+#else
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if (!root)
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return;
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@@ -794,6 +822,7 @@
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res->start = res->end = 0;
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return;
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}
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+#endif
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config_writel(socket, offset, res->start);
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config_writel(socket, offset+4, res->end);
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