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authorTrond Myklebust <Trond.Myklebust@netapp.com>2007-02-12 22:43:25 -0800
committerTrond Myklebust <Trond.Myklebust@netapp.com>2007-02-12 22:43:25 -0800
commitd9bc125caf592b7d081021f32ce5b717efdf70c8 (patch)
tree263b7066ba22ddce21db610c0300f6eaac6f2064 /arch/mips/dec
parent43d78ef2ba5bec26d0315859e8324bfc0be23766 (diff)
parentec2f9d1331f658433411c58077871e1eef4ee1b4 (diff)
downloadop-kernel-dev-d9bc125caf592b7d081021f32ce5b717efdf70c8.zip
op-kernel-dev-d9bc125caf592b7d081021f32ce5b717efdf70c8.tar.gz
Merge branch 'master' of /home/trondmy/kernel/linux-2.6/
Conflicts: net/sunrpc/auth_gss/gss_krb5_crypto.c net/sunrpc/auth_gss/gss_spkm3_token.c net/sunrpc/clnt.c Merge with mainline and fix conflicts.
Diffstat (limited to 'arch/mips/dec')
-rw-r--r--arch/mips/dec/Makefile1
-rw-r--r--arch/mips/dec/ioasic-irq.c4
-rw-r--r--arch/mips/dec/kn02-irq.c2
-rw-r--r--arch/mips/dec/prom/identify.c3
-rw-r--r--arch/mips/dec/prom/memory.c17
-rw-r--r--arch/mips/dec/setup.c14
-rw-r--r--arch/mips/dec/tc.c95
7 files changed, 113 insertions, 23 deletions
diff --git a/arch/mips/dec/Makefile b/arch/mips/dec/Makefile
index ed181fd..8b790c2 100644
--- a/arch/mips/dec/Makefile
+++ b/arch/mips/dec/Makefile
@@ -6,6 +6,7 @@ obj-y := ecc-berr.o int-handler.o ioasic-irq.o kn01-berr.o \
kn02-irq.o kn02xa-berr.o reset.o setup.o time.o
obj-$(CONFIG_PROM_CONSOLE) += promcon.o
+obj-$(CONFIG_TC) += tc.o
obj-$(CONFIG_CPU_HAS_WB) += wbflush.o
EXTRA_AFLAGS := $(CFLAGS)
diff --git a/arch/mips/dec/ioasic-irq.c b/arch/mips/dec/ioasic-irq.c
index 4c7cb404..3acb133 100644
--- a/arch/mips/dec/ioasic-irq.c
+++ b/arch/mips/dec/ioasic-irq.c
@@ -62,7 +62,7 @@ static inline void end_ioasic_irq(unsigned int irq)
}
static struct irq_chip ioasic_irq_type = {
- .typename = "IO-ASIC",
+ .name = "IO-ASIC",
.ack = ack_ioasic_irq,
.mask = mask_ioasic_irq,
.mask_ack = ack_ioasic_irq,
@@ -84,7 +84,7 @@ static inline void end_ioasic_dma_irq(unsigned int irq)
}
static struct irq_chip ioasic_dma_irq_type = {
- .typename = "IO-ASIC-DMA",
+ .name = "IO-ASIC-DMA",
.ack = ack_ioasic_dma_irq,
.mask = mask_ioasic_dma_irq,
.mask_ack = ack_ioasic_dma_irq,
diff --git a/arch/mips/dec/kn02-irq.c b/arch/mips/dec/kn02-irq.c
index 916e46b..02439dc 100644
--- a/arch/mips/dec/kn02-irq.c
+++ b/arch/mips/dec/kn02-irq.c
@@ -58,7 +58,7 @@ static void ack_kn02_irq(unsigned int irq)
}
static struct irq_chip kn02_irq_type = {
- .typename = "KN02-CSR",
+ .name = "KN02-CSR",
.ack = ack_kn02_irq,
.mask = mask_kn02_irq,
.mask_ack = ack_kn02_irq,
diff --git a/arch/mips/dec/prom/identify.c b/arch/mips/dec/prom/identify.c
index 81d5e87..c4e3c1e 100644
--- a/arch/mips/dec/prom/identify.c
+++ b/arch/mips/dec/prom/identify.c
@@ -88,6 +88,7 @@ static inline void prom_init_kn02(void)
{
dec_kn_slot_base = KN02_SLOT_BASE;
dec_kn_slot_size = KN02_SLOT_SIZE;
+ dec_tc_bus = 1;
dec_rtc_base = (void *)CKSEG1ADDR(dec_kn_slot_base + KN02_RTC);
}
@@ -96,6 +97,7 @@ static inline void prom_init_kn02xa(void)
{
dec_kn_slot_base = KN02XA_SLOT_BASE;
dec_kn_slot_size = IOASIC_SLOT_SIZE;
+ dec_tc_bus = 1;
ioasic_base = (void *)CKSEG1ADDR(dec_kn_slot_base + IOASIC_IOCTL);
dec_rtc_base = (void *)CKSEG1ADDR(dec_kn_slot_base + IOASIC_TOY);
@@ -105,6 +107,7 @@ static inline void prom_init_kn03(void)
{
dec_kn_slot_base = KN03_SLOT_BASE;
dec_kn_slot_size = IOASIC_SLOT_SIZE;
+ dec_tc_bus = 1;
ioasic_base = (void *)CKSEG1ADDR(dec_kn_slot_base + IOASIC_IOCTL);
dec_rtc_base = (void *)CKSEG1ADDR(dec_kn_slot_base + IOASIC_TOY);
diff --git a/arch/mips/dec/prom/memory.c b/arch/mips/dec/prom/memory.c
index 3aa01d2..5a557e2 100644
--- a/arch/mips/dec/prom/memory.c
+++ b/arch/mips/dec/prom/memory.c
@@ -92,9 +92,9 @@ void __init prom_meminit(u32 magic)
rex_setup_memory_region();
}
-unsigned long __init prom_free_prom_memory(void)
+void __init prom_free_prom_memory(void)
{
- unsigned long addr, end;
+ unsigned long end;
/*
* Free everything below the kernel itself but leave
@@ -114,16 +114,5 @@ unsigned long __init prom_free_prom_memory(void)
#endif
end = __pa(&_text);
- addr = PAGE_SIZE;
- while (addr < end) {
- ClearPageReserved(virt_to_page(__va(addr)));
- init_page_count(virt_to_page(__va(addr)));
- free_page((unsigned long)__va(addr));
- addr += PAGE_SIZE;
- }
-
- printk("Freeing unused PROM memory: %ldkb freed\n",
- (end - PAGE_SIZE) >> 10);
-
- return end - PAGE_SIZE;
+ free_init_pages("unused PROM memory", PAGE_SIZE, end);
}
diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c
index d34032a..b8a5e75 100644
--- a/arch/mips/dec/setup.c
+++ b/arch/mips/dec/setup.c
@@ -53,6 +53,8 @@ unsigned long dec_kn_slot_base, dec_kn_slot_size;
EXPORT_SYMBOL(dec_kn_slot_base);
EXPORT_SYMBOL(dec_kn_slot_size);
+int dec_tc_bus;
+
spinlock_t ioasic_ssr_lock;
volatile u32 *ioasic_base;
@@ -234,7 +236,7 @@ static void __init dec_init_kn01(void)
memcpy(&cpu_mask_nr_tbl, &kn01_cpu_mask_nr_tbl,
sizeof(kn01_cpu_mask_nr_tbl));
- mips_cpu_irq_init(DEC_CPU_IRQ_BASE);
+ mips_cpu_irq_init();
} /* dec_init_kn01 */
@@ -309,7 +311,7 @@ static void __init dec_init_kn230(void)
memcpy(&cpu_mask_nr_tbl, &kn230_cpu_mask_nr_tbl,
sizeof(kn230_cpu_mask_nr_tbl));
- mips_cpu_irq_init(DEC_CPU_IRQ_BASE);
+ mips_cpu_irq_init();
} /* dec_init_kn230 */
@@ -403,7 +405,7 @@ static void __init dec_init_kn02(void)
memcpy(&asic_mask_nr_tbl, &kn02_asic_mask_nr_tbl,
sizeof(kn02_asic_mask_nr_tbl));
- mips_cpu_irq_init(DEC_CPU_IRQ_BASE);
+ mips_cpu_irq_init();
init_kn02_irqs(KN02_IRQ_BASE);
} /* dec_init_kn02 */
@@ -504,7 +506,7 @@ static void __init dec_init_kn02ba(void)
memcpy(&asic_mask_nr_tbl, &kn02ba_asic_mask_nr_tbl,
sizeof(kn02ba_asic_mask_nr_tbl));
- mips_cpu_irq_init(DEC_CPU_IRQ_BASE);
+ mips_cpu_irq_init();
init_ioasic_irqs(IO_IRQ_BASE);
} /* dec_init_kn02ba */
@@ -601,7 +603,7 @@ static void __init dec_init_kn02ca(void)
memcpy(&asic_mask_nr_tbl, &kn02ca_asic_mask_nr_tbl,
sizeof(kn02ca_asic_mask_nr_tbl));
- mips_cpu_irq_init(DEC_CPU_IRQ_BASE);
+ mips_cpu_irq_init();
init_ioasic_irqs(IO_IRQ_BASE);
} /* dec_init_kn02ca */
@@ -702,7 +704,7 @@ static void __init dec_init_kn03(void)
memcpy(&asic_mask_nr_tbl, &kn03_asic_mask_nr_tbl,
sizeof(kn03_asic_mask_nr_tbl));
- mips_cpu_irq_init(DEC_CPU_IRQ_BASE);
+ mips_cpu_irq_init();
init_ioasic_irqs(IO_IRQ_BASE);
} /* dec_init_kn03 */
diff --git a/arch/mips/dec/tc.c b/arch/mips/dec/tc.c
new file mode 100644
index 0000000..732027c
--- /dev/null
+++ b/arch/mips/dec/tc.c
@@ -0,0 +1,95 @@
+/*
+ * TURBOchannel architecture calls.
+ *
+ * Copyright (c) Harald Koerfgen, 1998
+ * Copyright (c) 2001, 2003, 2005, 2006 Maciej W. Rozycki
+ * Copyright (c) 2005 James Simmons
+ *
+ * This file is subject to the terms and conditions of the GNU
+ * General Public License. See the file "COPYING" in the main
+ * directory of this archive for more details.
+ */
+#include <linux/compiler.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/tc.h>
+#include <linux/types.h>
+
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <asm/paccess.h>
+
+#include <asm/dec/interrupts.h>
+#include <asm/dec/prom.h>
+#include <asm/dec/system.h>
+
+/*
+ * Protected read byte from TURBOchannel slot space.
+ */
+int tc_preadb(u8 *valp, void __iomem *addr)
+{
+ return get_dbe(*valp, (u8 *)addr);
+}
+
+/*
+ * Get TURBOchannel bus information as specified by the spec, plus
+ * the slot space base address and the number of slots.
+ */
+int __init tc_bus_get_info(struct tc_bus *tbus)
+{
+ if (!dec_tc_bus)
+ return -ENXIO;
+
+ memcpy(&tbus->info, rex_gettcinfo(), sizeof(tbus->info));
+ tbus->slot_base = CPHYSADDR((long)rex_slot_address(0));
+
+ switch (mips_machtype) {
+ case MACH_DS5000_200:
+ tbus->num_tcslots = 7;
+ break;
+ case MACH_DS5000_2X0:
+ case MACH_DS5900:
+ tbus->ext_slot_base = 0x20000000;
+ tbus->ext_slot_size = 0x20000000;
+ /* fall through */
+ case MACH_DS5000_1XX:
+ tbus->num_tcslots = 3;
+ break;
+ case MACH_DS5000_XX:
+ tbus->num_tcslots = 2;
+ default:
+ break;
+ }
+ return 0;
+}
+
+/*
+ * Get the IRQ for the specified slot.
+ */
+void __init tc_device_get_irq(struct tc_dev *tdev)
+{
+ switch (tdev->slot) {
+ case 0:
+ tdev->interrupt = dec_interrupt[DEC_IRQ_TC0];
+ break;
+ case 1:
+ tdev->interrupt = dec_interrupt[DEC_IRQ_TC1];
+ break;
+ case 2:
+ tdev->interrupt = dec_interrupt[DEC_IRQ_TC2];
+ break;
+ /*
+ * Yuck! DS5000/200 onboard devices
+ */
+ case 5:
+ tdev->interrupt = dec_interrupt[DEC_IRQ_TC5];
+ break;
+ case 6:
+ tdev->interrupt = dec_interrupt[DEC_IRQ_TC6];
+ break;
+ default:
+ tdev->interrupt = -1;
+ break;
+ }
+}
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