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authorDavid S. Miller <davem@davemloft.net>2006-06-23 15:55:45 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2006-06-23 23:15:50 -0700
commit576c352e89e57cfa6c9f493e549d10d86f60a0cf (patch)
tree4f393f05beef86284a037b106bfb353ff0d72c8a /include/asm-sparc
parentfd5314311634245172d40ccb418d89dac91d6ad6 (diff)
downloadop-kernel-dev-576c352e89e57cfa6c9f493e549d10d86f60a0cf.zip
op-kernel-dev-576c352e89e57cfa6c9f493e549d10d86f60a0cf.tar.gz
[SBUS]: Rewrite and plug into of_device framework.
I severely apologize, I was still learning how to program in C when I wrote this stuff 10 years ago... Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc')
-rw-r--r--include/asm-sparc/sbus.h27
1 files changed, 19 insertions, 8 deletions
diff --git a/include/asm-sparc/sbus.h b/include/asm-sparc/sbus.h
index 76654fa..d036e44 100644
--- a/include/asm-sparc/sbus.h
+++ b/include/asm-sparc/sbus.h
@@ -11,7 +11,8 @@
#include <linux/ioport.h>
#include <asm/oplib.h>
-/* #include <asm/iommu.h> */ /* Unused since we use opaque iommu (|io-unit) */
+#include <asm/prom.h>
+#include <asm/of_device.h>
#include <asm/scatterlist.h>
/* We scan which devices are on the SBus using the PROM node device
@@ -42,18 +43,19 @@ struct sbus_bus;
/* Linux SBUS device tables */
struct sbus_dev {
- struct sbus_bus *bus; /* Back ptr to sbus */
- struct sbus_dev *next; /* next device on this SBus or null */
- struct sbus_dev *child; /* For ledma and espdma on sun4m */
- struct sbus_dev *parent; /* Parent device if not toplevel */
- int prom_node; /* PROM device tree node for this device */
- char prom_name[64]; /* PROM device name */
+ struct of_device ofdev;
+ struct sbus_bus *bus;
+ struct sbus_dev *next;
+ struct sbus_dev *child;
+ struct sbus_dev *parent;
+ int prom_node;
+ char prom_name[64];
int slot;
struct resource resource[PROMREG_MAX];
struct linux_prom_registers reg_addrs[PROMREG_MAX];
- int num_registers, ranges_applied;
+ int num_registers;
struct linux_prom_ranges device_ranges[PROMREG_MAX];
int num_device_ranges;
@@ -61,9 +63,11 @@ struct sbus_dev {
unsigned int irqs[4];
int num_irqs;
};
+#define to_sbus_device(d) container_of(d, struct sbus_dev, ofdev.dev)
/* This struct describes the SBus(s) found on this machine. */
struct sbus_bus {
+ struct of_device ofdev;
void *iommu; /* Opaque IOMMU cookie */
struct sbus_dev *devices; /* Link to devices on this SBus */
struct sbus_bus *next; /* next SBus, if more than one SBus */
@@ -77,6 +81,7 @@ struct sbus_bus {
int devid;
int board;
};
+#define to_sbus(d) container_of(d, struct sbus_bus, ofdev.dev)
extern struct sbus_bus *sbus_root;
@@ -140,4 +145,10 @@ extern void sbus_dma_sync_sg_for_device(struct sbus_dev *, struct scatterlist *,
BTFIXUPDEF_CALL(unsigned int, sbint_to_irq, struct sbus_dev *sdev, unsigned int)
#define sbint_to_irq(sdev, sbint) BTFIXUP_CALL(sbint_to_irq)(sdev, sbint)
+extern void sbus_arch_bus_ranges_init(struct device_node *, struct sbus_bus *);
+extern void sbus_setup_iommu(struct sbus_bus *, struct device_node *);
+extern void sbus_setup_arch_props(struct sbus_bus *, struct device_node *);
+extern int sbus_arch_preinit(void);
+extern void sbus_arch_postinit(void);
+
#endif /* !(_SPARC_SBUS_H) */
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