Merge branch 'next' of master.kernel.org:/pub/scm/linux/kernel/git/jwboyer/powerpc-4xx into next
diff --git a/arch/powerpc/boot/dts/bamboo.dts b/arch/powerpc/boot/dts/bamboo.dts
index 6ce0cc2..aa68911 100644
--- a/arch/powerpc/boot/dts/bamboo.dts
+++ b/arch/powerpc/boot/dts/bamboo.dts
@@ -269,7 +269,8 @@
* later cannot be changed. Chip supports a second
* IO range but we don't use it for now
*/
- ranges = <0x02000000 0x00000000 0xa0000000 0x00000000 0xa0000000 0x00000000 0x20000000
+ ranges = <0x02000000 0x00000000 0xa0000000 0x00000000 0xa0000000 0x00000000 0x40000000
+ 0x02000000 0x00000000 0x00000000 0x00000000 0xe0000000 0x00000000 0x00100000
0x01000000 0x00000000 0x00000000 0x00000000 0xe8000000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
diff --git a/arch/powerpc/boot/dts/canyonlands.dts b/arch/powerpc/boot/dts/canyonlands.dts
index 79fe412..8b5ba82 100644
--- a/arch/powerpc/boot/dts/canyonlands.dts
+++ b/arch/powerpc/boot/dts/canyonlands.dts
@@ -40,6 +40,7 @@
d-cache-size = <32768>;
dcr-controller;
dcr-access-method = "native";
+ next-level-cache = <&L2C0>;
};
};
@@ -104,6 +105,16 @@
dcr-reg = <0x00c 0x002>;
};
+ L2C0: l2c {
+ compatible = "ibm,l2-cache-460ex", "ibm,l2-cache";
+ dcr-reg = <0x020 0x008 /* Internal SRAM DCR's */
+ 0x030 0x008>; /* L2 cache DCR's */
+ cache-line-size = <32>; /* 32 bytes */
+ cache-size = <262144>; /* L2, 256K */
+ interrupt-parent = <&UIC1>;
+ interrupts = <11 1>;
+ };
+
plb {
compatible = "ibm,plb-460ex", "ibm,plb4";
#address-cells = <2>;
@@ -343,6 +354,7 @@
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000d 0x80000000 0x00000000 0x80000000
+ 0x02000000 0x00000000 0x00000000 0x0000000c 0x0ee00000 0x00000000 0x00100000
0x01000000 0x00000000 0x00000000 0x0000000c 0x08000000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
@@ -373,6 +385,7 @@
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x00000000 0x00000000 0x80000000
+ 0x02000000 0x00000000 0x00000000 0x0000000f 0x00000000 0x00000000 0x00100000
0x01000000 0x00000000 0x00000000 0x0000000f 0x80000000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
@@ -414,6 +427,7 @@
* later cannot be changed
*/
ranges = <0x02000000 0x00000000 0x80000000 0x0000000e 0x80000000 0x00000000 0x80000000
+ 0x02000000 0x00000000 0x00000000 0x0000000f 0x00100000 0x00000000 0x00100000
0x01000000 0x00000000 0x00000000 0x0000000f 0x80010000 0x00000000 0x00010000>;
/* Inbound 2GB range starting at 0 */
diff --git a/arch/powerpc/configs/ppc44x_defconfig b/arch/powerpc/configs/ppc44x_defconfig
index cfc94cf..034a1fb 100644
--- a/arch/powerpc/configs/ppc44x_defconfig
+++ b/arch/powerpc/configs/ppc44x_defconfig
@@ -267,7 +267,7 @@
# CONFIG_PCIEPORTBUS is not set
CONFIG_ARCH_SUPPORTS_MSI=y
# CONFIG_PCI_MSI is not set
-CONFIG_PCI_LEGACY=y
+# CONFIG_PCI_LEGACY is not set
# CONFIG_PCI_DEBUG is not set
# CONFIG_PCCARD is not set
# CONFIG_HOTPLUG_PCI is not set
@@ -354,7 +354,7 @@
# CONFIG_IP_SCTP is not set
# CONFIG_TIPC is not set
# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
+CONFIG_BRIDGE=m
# CONFIG_NET_DSA is not set
# CONFIG_VLAN_8021Q is not set
# CONFIG_DECNET is not set
@@ -579,7 +579,7 @@
# CONFIG_BONDING is not set
# CONFIG_MACVLAN is not set
# CONFIG_EQUALIZER is not set
-# CONFIG_TUN is not set
+CONFIG_TUN=m
# CONFIG_VETH is not set
# CONFIG_ARCNET is not set
# CONFIG_PHYLIB is not set
@@ -1001,11 +1001,11 @@
# CONFIG_USB_TMC is not set
#
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed;
#
#
-# may also be needed; see USB_STORAGE Help for more information
+# see USB_STORAGE Help for more information
#
CONFIG_USB_STORAGE=m
# CONFIG_USB_STORAGE_DEBUG is not set
@@ -1418,6 +1418,6 @@
# CONFIG_PPC_CLOCK is not set
CONFIG_VIRTUALIZATION=y
CONFIG_KVM=y
-CONFIG_KVM_BOOKE_HOST=y
+CONFIG_KVM_440=y
# CONFIG_VIRTIO_PCI is not set
# CONFIG_VIRTIO_BALLOON is not set
diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c
index d3e4d61..77fae5f 100644
--- a/arch/powerpc/sysdev/ppc4xx_pci.c
+++ b/arch/powerpc/sysdev/ppc4xx_pci.c
@@ -194,11 +194,41 @@
* 4xx PCI 2.x part
*/
+static int __init ppc4xx_setup_one_pci_PMM(struct pci_controller *hose,
+ void __iomem *reg,
+ u64 plb_addr,
+ u64 pci_addr,
+ u64 size,
+ unsigned int flags,
+ int index)
+{
+ u32 ma, pcila, pciha;
+
+ if ((plb_addr + size) > 0xffffffffull || !is_power_of_2(size) ||
+ size < 0x1000 || (plb_addr & (size - 1)) != 0) {
+ printk(KERN_WARNING "%s: Resource out of range\n",
+ hose->dn->full_name);
+ return -1;
+ }
+ ma = (0xffffffffu << ilog2(size)) | 1;
+ if (flags & IORESOURCE_PREFETCH)
+ ma |= 2;
+
+ pciha = RES_TO_U32_HIGH(pci_addr);
+ pcila = RES_TO_U32_LOW(pci_addr);
+
+ writel(plb_addr, reg + PCIL0_PMM0LA + (0x10 * index));
+ writel(pcila, reg + PCIL0_PMM0PCILA + (0x10 * index));
+ writel(pciha, reg + PCIL0_PMM0PCIHA + (0x10 * index));
+ writel(ma, reg + PCIL0_PMM0MA + (0x10 * index));
+
+ return 0;
+}
+
static void __init ppc4xx_configure_pci_PMMs(struct pci_controller *hose,
void __iomem *reg)
{
- u32 la, ma, pcila, pciha;
- int i, j;
+ int i, j, found_isa_hole = 0;
/* Setup outbound memory windows */
for (i = j = 0; i < 3; i++) {
@@ -213,28 +243,29 @@
break;
}
- /* Calculate register values */
- la = res->start;
- pciha = RES_TO_U32_HIGH(res->start - hose->pci_mem_offset);
- pcila = RES_TO_U32_LOW(res->start - hose->pci_mem_offset);
+ /* Configure the resource */
+ if (ppc4xx_setup_one_pci_PMM(hose, reg,
+ res->start,
+ res->start - hose->pci_mem_offset,
+ res->end + 1 - res->start,
+ res->flags,
+ j) == 0) {
+ j++;
- ma = res->end + 1 - res->start;
- if (!is_power_of_2(ma) || ma < 0x1000 || ma > 0xffffffffu) {
- printk(KERN_WARNING "%s: Resource out of range\n",
- hose->dn->full_name);
- continue;
+ /* If the resource PCI address is 0 then we have our
+ * ISA memory hole
+ */
+ if (res->start == hose->pci_mem_offset)
+ found_isa_hole = 1;
}
- ma = (0xffffffffu << ilog2(ma)) | 0x1;
- if (res->flags & IORESOURCE_PREFETCH)
- ma |= 0x2;
-
- /* Program register values */
- writel(la, reg + PCIL0_PMM0LA + (0x10 * j));
- writel(pcila, reg + PCIL0_PMM0PCILA + (0x10 * j));
- writel(pciha, reg + PCIL0_PMM0PCIHA + (0x10 * j));
- writel(ma, reg + PCIL0_PMM0MA + (0x10 * j));
- j++;
}
+
+ /* Handle ISA memory hole if not already covered */
+ if (j <= 2 && !found_isa_hole && hose->isa_mem_size)
+ if (ppc4xx_setup_one_pci_PMM(hose, reg, hose->isa_mem_phys, 0,
+ hose->isa_mem_size, 0, j) == 0)
+ printk(KERN_INFO "%s: Legacy ISA memory support enabled\n",
+ hose->dn->full_name);
}
static void __init ppc4xx_configure_pci_PTMs(struct pci_controller *hose,
@@ -352,11 +383,52 @@
* 4xx PCI-X part
*/
+static int __init ppc4xx_setup_one_pcix_POM(struct pci_controller *hose,
+ void __iomem *reg,
+ u64 plb_addr,
+ u64 pci_addr,
+ u64 size,
+ unsigned int flags,
+ int index)
+{
+ u32 lah, lal, pciah, pcial, sa;
+
+ if (!is_power_of_2(size) || size < 0x1000 ||
+ (plb_addr & (size - 1)) != 0) {
+ printk(KERN_WARNING "%s: Resource out of range\n",
+ hose->dn->full_name);
+ return -1;
+ }
+
+ /* Calculate register values */
+ lah = RES_TO_U32_HIGH(plb_addr);
+ lal = RES_TO_U32_LOW(plb_addr);
+ pciah = RES_TO_U32_HIGH(pci_addr);
+ pcial = RES_TO_U32_LOW(pci_addr);
+ sa = (0xffffffffu << ilog2(size)) | 0x1;
+
+ /* Program register values */
+ if (index == 0) {
+ writel(lah, reg + PCIX0_POM0LAH);
+ writel(lal, reg + PCIX0_POM0LAL);
+ writel(pciah, reg + PCIX0_POM0PCIAH);
+ writel(pcial, reg + PCIX0_POM0PCIAL);
+ writel(sa, reg + PCIX0_POM0SA);
+ } else {
+ writel(lah, reg + PCIX0_POM1LAH);
+ writel(lal, reg + PCIX0_POM1LAL);
+ writel(pciah, reg + PCIX0_POM1PCIAH);
+ writel(pcial, reg + PCIX0_POM1PCIAL);
+ writel(sa, reg + PCIX0_POM1SA);
+ }
+
+ return 0;
+}
+
static void __init ppc4xx_configure_pcix_POMs(struct pci_controller *hose,
void __iomem *reg)
{
- u32 lah, lal, pciah, pcial, sa;
- int i, j;
+ int i, j, found_isa_hole = 0;
/* Setup outbound memory windows */
for (i = j = 0; i < 3; i++) {
@@ -371,36 +443,29 @@
break;
}
- /* Calculate register values */
- lah = RES_TO_U32_HIGH(res->start);
- lal = RES_TO_U32_LOW(res->start);
- pciah = RES_TO_U32_HIGH(res->start - hose->pci_mem_offset);
- pcial = RES_TO_U32_LOW(res->start - hose->pci_mem_offset);
- sa = res->end + 1 - res->start;
- if (!is_power_of_2(sa) || sa < 0x100000 ||
- sa > 0xffffffffu) {
- printk(KERN_WARNING "%s: Resource out of range\n",
- hose->dn->full_name);
- continue;
- }
- sa = (0xffffffffu << ilog2(sa)) | 0x1;
+ /* Configure the resource */
+ if (ppc4xx_setup_one_pcix_POM(hose, reg,
+ res->start,
+ res->start - hose->pci_mem_offset,
+ res->end + 1 - res->start,
+ res->flags,
+ j) == 0) {
+ j++;
- /* Program register values */
- if (j == 0) {
- writel(lah, reg + PCIX0_POM0LAH);
- writel(lal, reg + PCIX0_POM0LAL);
- writel(pciah, reg + PCIX0_POM0PCIAH);
- writel(pcial, reg + PCIX0_POM0PCIAL);
- writel(sa, reg + PCIX0_POM0SA);
- } else {
- writel(lah, reg + PCIX0_POM1LAH);
- writel(lal, reg + PCIX0_POM1LAL);
- writel(pciah, reg + PCIX0_POM1PCIAH);
- writel(pcial, reg + PCIX0_POM1PCIAL);
- writel(sa, reg + PCIX0_POM1SA);
+ /* If the resource PCI address is 0 then we have our
+ * ISA memory hole
+ */
+ if (res->start == hose->pci_mem_offset)
+ found_isa_hole = 1;
}
- j++;
}
+
+ /* Handle ISA memory hole if not already covered */
+ if (j <= 1 && !found_isa_hole && hose->isa_mem_size)
+ if (ppc4xx_setup_one_pcix_POM(hose, reg, hose->isa_mem_phys, 0,
+ hose->isa_mem_size, 0, j) == 0)
+ printk(KERN_INFO "%s: Legacy ISA memory support enabled\n",
+ hose->dn->full_name);
}
static void __init ppc4xx_configure_pcix_PIMs(struct pci_controller *hose,
@@ -1317,12 +1382,72 @@
.write = ppc4xx_pciex_write_config,
};
+static int __init ppc4xx_setup_one_pciex_POM(struct ppc4xx_pciex_port *port,
+ struct pci_controller *hose,
+ void __iomem *mbase,
+ u64 plb_addr,
+ u64 pci_addr,
+ u64 size,
+ unsigned int flags,
+ int index)
+{
+ u32 lah, lal, pciah, pcial, sa;
+
+ if (!is_power_of_2(size) ||
+ (index < 2 && size < 0x100000) ||
+ (index == 2 && size < 0x100) ||
+ (plb_addr & (size - 1)) != 0) {
+ printk(KERN_WARNING "%s: Resource out of range\n",
+ hose->dn->full_name);
+ return -1;
+ }
+
+ /* Calculate register values */
+ lah = RES_TO_U32_HIGH(plb_addr);
+ lal = RES_TO_U32_LOW(plb_addr);
+ pciah = RES_TO_U32_HIGH(pci_addr);
+ pcial = RES_TO_U32_LOW(pci_addr);
+ sa = (0xffffffffu << ilog2(size)) | 0x1;
+
+ /* Program register values */
+ switch (index) {
+ case 0:
+ out_le32(mbase + PECFG_POM0LAH, pciah);
+ out_le32(mbase + PECFG_POM0LAL, pcial);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR1BAH, lah);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR1BAL, lal);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR1MSKH, 0x7fffffff);
+ /* Note that 3 here means enabled | single region */
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR1MSKL, sa | 3);
+ break;
+ case 1:
+ out_le32(mbase + PECFG_POM1LAH, pciah);
+ out_le32(mbase + PECFG_POM1LAL, pcial);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR2BAH, lah);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR2BAL, lal);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR2MSKH, 0x7fffffff);
+ /* Note that 3 here means enabled | single region */
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR2MSKL, sa | 3);
+ break;
+ case 2:
+ out_le32(mbase + PECFG_POM2LAH, pciah);
+ out_le32(mbase + PECFG_POM2LAL, pcial);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR3BAH, lah);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR3BAL, lal);
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR3MSKH, 0x7fffffff);
+ /* Note that 3 here means enabled | IO space !!! */
+ dcr_write(port->dcrs, DCRO_PEGPL_OMR3MSKL, sa | 3);
+ break;
+ }
+
+ return 0;
+}
+
static void __init ppc4xx_configure_pciex_POMs(struct ppc4xx_pciex_port *port,
struct pci_controller *hose,
void __iomem *mbase)
{
- u32 lah, lal, pciah, pcial, sa;
- int i, j;
+ int i, j, found_isa_hole = 0;
/* Setup outbound memory windows */
for (i = j = 0; i < 3; i++) {
@@ -1337,53 +1462,38 @@
break;
}
- /* Calculate register values */
- lah = RES_TO_U32_HIGH(res->start);
- lal = RES_TO_U32_LOW(res->start);
- pciah = RES_TO_U32_HIGH(res->start - hose->pci_mem_offset);
- pcial = RES_TO_U32_LOW(res->start - hose->pci_mem_offset);
- sa = res->end + 1 - res->start;
- if (!is_power_of_2(sa) || sa < 0x100000 ||
- sa > 0xffffffffu) {
- printk(KERN_WARNING "%s: Resource out of range\n",
- port->node->full_name);
- continue;
- }
- sa = (0xffffffffu << ilog2(sa)) | 0x1;
+ /* Configure the resource */
+ if (ppc4xx_setup_one_pciex_POM(port, hose, mbase,
+ res->start,
+ res->start - hose->pci_mem_offset,
+ res->end + 1 - res->start,
+ res->flags,
+ j) == 0) {
+ j++;
- /* Program register values */
- switch (j) {
- case 0:
- out_le32(mbase + PECFG_POM0LAH, pciah);
- out_le32(mbase + PECFG_POM0LAL, pcial);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR1BAH, lah);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR1BAL, lal);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR1MSKH, 0x7fffffff);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR1MSKL, sa | 3);
- break;
- case 1:
- out_le32(mbase + PECFG_POM1LAH, pciah);
- out_le32(mbase + PECFG_POM1LAL, pcial);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR2BAH, lah);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR2BAL, lal);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR2MSKH, 0x7fffffff);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR2MSKL, sa | 3);
- break;
+ /* If the resource PCI address is 0 then we have our
+ * ISA memory hole
+ */
+ if (res->start == hose->pci_mem_offset)
+ found_isa_hole = 1;
}
- j++;
}
- /* Configure IO, always 64K starting at 0 */
- if (hose->io_resource.flags & IORESOURCE_IO) {
- lah = RES_TO_U32_HIGH(hose->io_base_phys);
- lal = RES_TO_U32_LOW(hose->io_base_phys);
- out_le32(mbase + PECFG_POM2LAH, 0);
- out_le32(mbase + PECFG_POM2LAL, 0);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR3BAH, lah);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR3BAL, lal);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR3MSKH, 0x7fffffff);
- dcr_write(port->dcrs, DCRO_PEGPL_OMR3MSKL, 0xffff0000 | 3);
- }
+ /* Handle ISA memory hole if not already covered */
+ if (j <= 1 && !found_isa_hole && hose->isa_mem_size)
+ if (ppc4xx_setup_one_pciex_POM(port, hose, mbase,
+ hose->isa_mem_phys, 0,
+ hose->isa_mem_size, 0, j) == 0)
+ printk(KERN_INFO "%s: Legacy ISA memory support enabled\n",
+ hose->dn->full_name);
+
+ /* Configure IO, always 64K starting at 0. We hard wire it to 64K !
+ * Note also that it -has- to be region index 2 on this HW
+ */
+ if (hose->io_resource.flags & IORESOURCE_IO)
+ ppc4xx_setup_one_pciex_POM(port, hose, mbase,
+ hose->io_base_phys, 0,
+ 0x10000, IORESOURCE_IO, 2);
}
static void __init ppc4xx_configure_pciex_PIMs(struct ppc4xx_pciex_port *port,